Merge branch 'master' into staging

128 files changed, 8630 insertions, 1415 deletions

diff --git a/Makefile.am b/Makefile.am
index 26973d14d9..a75d9c1ffc 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -47,6 +47,18 @@ scripts/guix: scripts/guix.in Makefile
 	$(AM_V_GEN)$(do_subst) < "$(srcdir)/$@.in" > "$@-t"
 	$(AM_V_at)chmod a+x,a-w "$@-t" && mv -f "$@-t" "$@"
 
+# This is our variant of the 'guile' executable, one that doesn't complain
+# about locales.
+pkglibexec_PROGRAMS = guile
+guile_SOURCES = gnu/packages/aux-files/guile-launcher.c
+guile_LDADD   = $(GUILE_LIBS)
+guile_CFLAGS  = $(GUILE_CFLAGS)
+
+# Have the 'guix' command refer to our 'guile'.
+install-exec-hook:
+	$(SED) -i "$(DESTDIR)$(bindir)/guix"				\
+	       -e 's,^#![[:graph:]]\+,#!$(pkglibexecdir)/guile,g'
+
 nodist_noinst_SCRIPTS =				\
   pre-inst-env					\
   test-env
diff --git a/configure.ac b/configure.ac
index adca374619..6861112eaf 100644
--- a/configure.ac
+++ b/configure.ac
@@ -105,6 +105,9 @@ if test "x$GUILE_EFFECTIVE_VERSION" = "x2.2"; then
   PKG_CHECK_MODULES([GUILE], [guile-2.2 >= 2.2.3])
 fi
 
+dnl Get CFLAGS and LDFLAGS for libguile.
+GUILE_FLAGS
+
 dnl Installation directories for .scm and .go files.
 guilemoduledir="${datarootdir}/guile/site/$GUILE_EFFECTIVE_VERSION"
 guileobjectdir="${libdir}/guile/$GUILE_EFFECTIVE_VERSION/site-ccache"
diff --git a/doc/contributing.texi b/doc/contributing.texi
index 535cfc2a6f..af3601442e 100644
--- a/doc/contributing.texi
+++ b/doc/contributing.texi
@@ -121,8 +121,9 @@ more information.
 Then, run @command{./configure} as usual.  Make sure to pass
 @code{--localstatedir=@var{directory}} where @var{directory} is the
 @code{localstatedir} value used by your current installation (@pxref{The
-Store}, for information about this).  We recommend to use the value
-@code{/var}.
+Store}, for information about this), usually @file{/var}.  Note that you
+will probably not run @command{make install} at the end (you don't have
+to) but it's still important to pass the right @code{localstatedir}.
 
 Finally, you have to invoke @code{make check} to run tests
 (@pxref{Running the Test Suite}).  If anything
@@ -159,13 +160,11 @@ with all the dependencies available (@pxref{Building from Git}), and then
 simply prefix each command with
 @command{./pre-inst-env} (the @file{pre-inst-env} script lives in the
 top build tree of Guix; it is generated by @command{./configure}).
-An example@footnote{The @option{-E} flag to
-@command{sudo} guarantees that @code{GUILE_LOAD_PATH} is correctly set
-such that @command{guix-daemon} and the tools it uses can find the Guile
-modules they need.}:
+As an example, here is how you would build the @code{hello} package as
+defined in your working tree (this assumes @command{guix-daemon} is
+already running on your system; it's OK if it's a different version):
 
 @example
-$ sudo -E ./pre-inst-env guix-daemon --build-users-group=guixbuild
 $ ./pre-inst-env guix build hello
 @end example
 
@@ -200,6 +199,17 @@ scheme@@(guile-user)> (length snakes)
 $1 = 361
 @end example
 
+If you are hacking on the daemon and its supporting code or if
+@command{guix-daemon} is not already running on your system, you can
+launch it straight from the build tree@footnote{The @option{-E} flag to
+@command{sudo} guarantees that @code{GUILE_LOAD_PATH} is correctly set
+such that @command{guix-daemon} and the tools it uses can find the Guile
+modules they need.}:
+
+@example
+$ sudo -E ./pre-inst-env guix-daemon --build-users-group=guixbuild
+@end example
+
 The @command{pre-inst-env} script sets up all the environment variables
 necessary to support this, including @env{PATH} and @env{GUILE_LOAD_PATH}.
 
diff --git a/doc/guix.texi b/doc/guix.texi
index 76545d0f50..0be2c7303d 100644
--- a/doc/guix.texi
+++ b/doc/guix.texi
@@ -1081,7 +1081,28 @@ architecture natively supports it, via emulation (@pxref{Transparent
 Emulation with QEMU}), or both.  Missing prerequisites for the build are
 copied over SSH to the target machine, which then proceeds with the
 build; upon success the output(s) of the build are copied back to the
-initial machine.
+initial machine.  The offload facility comes with a basic scheduler that
+attempts to select the best machine.  The best machine is chosen among
+the available machines based on criteria such as:
+
+@enumerate
+@item
+The availability of a build slot.  A build machine can have as many
+build slots (connections) as the value of the @code{parallel-builds}
+field of its @code{build-machine} object.
+
+@item
+Its relative speed, as defined via the @code{speed} field of its
+@code{build-machine} object.
+
+@item
+Its load.  The normalized machine load must be lower than a threshold
+value, configurable via the @code{overload-threshold} field of its
+@code{build-machine} object.
+
+@item
+Disk space availability.  More than a 100 MiB must be available.
+@end enumerate
 
 The @file{/etc/guix/machines.scm} file typically looks like this:
 
@@ -1185,6 +1206,13 @@ when transferring files to and from build machines.
 File name of the Unix-domain socket @command{guix-daemon} is listening
 to on that machine.
 
+@item @code{overload-threshold} (default: @code{0.6})
+The load threshold above which a potential offload machine is
+disregarded by the offload scheduler.  The value roughly translates to
+the total processor usage of the build machine, ranging from 0.0 (0%) to
+1.0 (100%).  It can also be disabled by setting
+@code{overload-threshold} to @code{#f}.
+
 @item @code{parallel-builds} (default: @code{1})
 The number of builds that may run in parallel on the machine.
 
@@ -6530,6 +6558,35 @@ cross-compiling:
 It is an error to refer to @code{this-package} outside a package definition.
 @end deffn
 
+Because packages are regular Scheme objects that capture a complete
+dependency graph and associated build procedures, it is often useful to
+write procedures that take a package and return a modified version
+thereof according to some parameters.  Below are a few examples.
+
+@cindex tool chain, choosing a package's tool chain
+@deffn {Scheme Procedure} package-with-c-toolchain @var{package} @var{toolchain}
+Return a variant of @var{package} that uses @var{toolchain} instead of
+the default GNU C/C++ toolchain.  @var{toolchain} must be a list of
+inputs (label/package tuples) providing equivalent functionality, such
+as the @code{gcc-toolchain} package.
+
+The example below returns a variant of the @code{hello} package built
+with GCC@tie{}10.x and the rest of the GNU tool chain (Binutils and the
+GNU C Library) instead of the default tool chain:
+
+@lisp
+(let ((toolchain (specification->package "gcc-toolchain@@10")))
+  (package-with-c-toolchain hello `(("toolchain" ,toolchain))))
+@end lisp
+
+The build tool chain is part of the @dfn{implicit inputs} of
+packages---it's usually not listed as part of the various ``inputs''
+fields and is instead pulled in by the build system.  Consequently, this
+procedure works by changing the build system of @var{package} so that it
+pulls in @var{toolchain} instead of the defaults.  @ref{Build Systems},
+for more on build systems.
+@end deffn
+
 @node origin Reference
 @subsection @code{origin} Reference
 
@@ -6666,6 +6723,9 @@ ornamentation---in other words, a bag is a lower-level representation of
 a package, which includes all the inputs of that package, including some
 that were implicitly added by the build system.  This intermediate
 representation is then compiled to a derivation (@pxref{Derivations}).
+The @code{package-with-c-toolchain} is an example of a way to change the
+implicit inputs that a package's build system pulls in (@pxref{package
+Reference, @code{package-with-c-toolchain}}).
 
 Build systems accept an optional list of @dfn{arguments}.  In package
 definitions, these are passed @i{via} the @code{arguments} field
@@ -9124,11 +9184,9 @@ Non-deterministic build processes are a problem because they make it
 practically impossible for users to @emph{verify} whether third-party
 binaries are genuine.  @xref{Invoking guix challenge}, for more.
 
-Note that, currently, the differing build results are not kept around,
-so you will have to manually investigate in case of an error---e.g., by
-stashing one of the build results with @code{guix archive --export}
-(@pxref{Invoking guix archive}), then rebuilding, and finally comparing
-the two results.
+When used in conjunction with @option{--keep-failed}, the differing
+output is kept in the store, under @file{/gnu/store/@dots{}-check}.
+This makes it easy to look for differences between the two results.
 
 @item --no-offload
 Do not use offload builds to other machines (@pxref{Daemon Offload
@@ -9303,6 +9361,44 @@ must be compatible.  If @var{replacement} is somehow incompatible with
 @var{package}, then the resulting package may be unusable.  Use with
 care!
 
+@cindex tool chain, changing the build tool chain of a package
+@item --with-c-toolchain=@var{package}=@var{toolchain}
+This option changes the compilation of @var{package} and everything that
+depends on it so that they get built with @var{toolchain} instead of the
+default GNU tool chain for C/C++.
+
+Consider this example:
+
+@example
+guix build octave-cli \
+  --with-c-toolchain=fftw=gcc-toolchain@@10 \
+  --with-c-toolchain=fftwf=gcc-toolchain@@10
+@end example
+
+The command above builds a variant of the @code{fftw} and @code{fftwf}
+packages using version 10 of @code{gcc-toolchain} instead of the default
+tool chain, and then builds a variant of the GNU@tie{}Octave
+command-line interface using them.  GNU@tie{}Octave itself is also built
+with @code{gcc-toolchain@@10}.
+
+This other example builds the Hardware Locality (@code{hwloc}) library
+and its dependents up to @code{intel-mpi-benchmarks} with the Clang C
+compiler:
+
+@example
+guix build --with-c-toolchain=hwloc=clang-toolchain \
+           intel-mpi-benchmarks
+@end example
+
+@quotation Note
+There can be application binary interface (ABI) incompatibilities among
+tool chains.  This is particularly true of the C++ standard library and
+run-time support libraries such as that of OpenMP.  By rebuilding all
+dependents with the same tool chain, @option{--with-c-toolchain} minimizes
+the risks of incompatibility but cannot entirely eliminate them.  Choose
+@var{package} wisely.
+@end quotation
+
 @item --with-git-url=@var{package}=@var{url}
 @cindex Git, using the latest commit
 @cindex latest commit, building
@@ -12059,11 +12155,15 @@ following in your operating system declaration:
     (guix-service-type config =>
                        (guix-configuration
                         (inherit config)
-                        (use-substitutes? #f)
-                        (extra-options '("--gc-keep-derivations"))))
+                        ;; Fetch substitutes from example.org.
+                        (substitute-urls
+                          (list "https://example.org/guix"
+                                "https://ci.guix.gnu.org"))))
     (mingetty-service-type config =>
                            (mingetty-configuration
-                            (inherit config)))))
+                            (inherit config)
+                            ;; Automatially log in as "guest".
+                            (auto-login "guest")))))
 
 (operating-system
   ;; @dots{}
@@ -15316,6 +15416,9 @@ example:
 This is the configuration record for OpenSSH's @command{sshd}.
 
 @table @asis
+@item @code{openssh} (default @var{openssh})
+The Openssh package to use.
+
 @item @code{pid-file} (default: @code{"/var/run/sshd.pid"})
 Name of the file where @command{sshd} writes its PID.
 
@@ -23360,6 +23463,60 @@ disables caching.
 @item @code{negative-cache?} (default: @code{#t})
 When false, disable negative caching.
 
+@item @code{tftp-enable?} (default: @code{#f})
+Whether to enable the built-in TFTP server.
+
+@item @code{tftp-no-fail?} (default: @code{#f})
+If true, does not fail dnsmasq if the TFTP server could not start up.
+
+@item @code{tftp-single-port?} (default: @code{#f})
+Whether to use only one single port for TFTP.
+
+@item @code{tftp-secure?} (default: @code{#f})
+If true, only files owned by the user running the dnsmasq process are accessible.
+
+If dnsmasq is being run as root, different rules apply:
+@code{tftp-secure?} has no effect, but only files which have the
+world-readable bit set are accessible.
+
+@item @code{tftp-max} (default: @code{#f})
+If set, sets the maximal number of concurrent connections allowed.
+
+@item @code{tftp-mtu} (default: @code{#f})
+If set, sets the MTU for TFTP packets to that value.
+
+@item @code{tftp-no-blocksize?} (default: @code{#f})
+If true, stops the TFTP server from negotiating the blocksize with a client.
+
+@item @code{tftp-lowercase?} (default: @code{#f})
+Whether to convert all filenames in TFTP requests to lowercase.
+
+@item @code{tftp-port-range} (default: @code{#f})
+If set, fixes the dynamical ports (one per client) to the given range
+(@code{"<start>,<end>"}).
+
+@item @code{tftp-root} (default: @code{/var/empty,lo})
+Look for files to transfer using TFTP relative to the given directory.
+When this is set, TFTP paths which include ".." are rejected, to stop clients
+getting outside the specified root. Absolute paths (starting with /) are
+allowed, but they must be within the tftp-root. If the optional interface
+argument is given, the directory is only used for TFTP requests via that
+interface.
+
+@item @code{tftp-unique-root} (default: @code{#f})
+If set, add the IP or hardware address of the TFTP client as a path component
+on the end of the TFTP-root.  Only valid if a TFTP root is set and the
+directory exists.  Defaults to adding IP address (in standard dotted-quad
+format).
+
+For instance, if --tftp-root is "/tftp" and client 1.2.3.4 requests file
+"myfile" then the effective path will be "/tftp/1.2.3.4/myfile" if
+/tftp/1.2.3.4 exists or /tftp/myfile otherwise. When "=mac" is specified
+it will append the MAC address instead, using lowercase zero padded digits
+separated by dashes, e.g.: 01-02-03-04-aa-bb Note that resolving MAC
+addresses is only possible if the client is in the local network or obtained
+a DHCP lease from dnsmasq.
+
 @end table
 @end deftp
 
@@ -27761,6 +27918,168 @@ The complete list of possible options can be found in the man page for
 @node Guix Services
 @subsection Guix Services
 
+@subsubheading Guix Build Coordinator
+The @uref{https://git.cbaines.net/guix/build-coordinator/,Guix Build
+Coordinator} aids in distributing derivation builds among machines
+running an @dfn{agent}.  The build daemon is still used to build the
+derivations, but the Guix Build Coordinator manages allocating builds
+and working with the results.
+
+@quotation Note
+This service is considered experimental.  Configuration options may be
+changed in a backwards-incompatible manner, and not all features have
+been thorougly tested.
+@end quotation
+
+The Guix Build Coordinator consists of one @dfn{coordinator}, and one or
+more connected @dfn{agent} processes. The coordinator process handles
+clients submitting builds, and allocating builds to agents. The agent
+processes talk to a build daemon to actually perform the builds, then
+send the results back to the coordinator.
+
+There is a script to run the coordinator component of the Guix Build
+Coordinator, but the Guix service uses a custom Guile script instead, to
+provide better integration with G-expressions used in the configuration.
+
+@defvar {Scheme Variable} guix-build-coordinator-service-type
+Service type for the Guix Build Coordinator.  Its value must be a
+@code{guix-build-coordinator-configuration} object.
+@end defvar
+
+@deftp {Data Type} guix-build-coordinator-configuration
+Data type representing the configuration of the Guix Build Coordinator.
+
+@table @asis
+@item @code{package} (default: @code{guix-build-coordinator})
+The Guix Build Coordinator package to use.
+
+@item @code{user} (default: @code{"guix-build-coordinator"})
+The system user to run the service as.
+
+@item @code{group} (default: @code{"guix-build-coordinator"})
+The system group to run the service as.
+
+@item @code{database-uri-string} (default: @code{"sqlite:///var/lib/guix-build-coordinator/guix_build_coordinator.db"})
+The URI to use for the database.
+
+@item @code{agent-communication-uri} (default: @code{"http://0.0.0.0:8745"})
+The URI describing how to listen to requests from agent processes.
+
+@item @code{client-communication-uri} (default: @code{"http://127.0.0.1:8746"})
+The URI describing how to listen to requests from clients.  The client
+API allows submitting builds and currently isn't authenticated, so take
+care when configuring this value.
+
+@item @code{allocation-strategy} (default: @code{#~basic-build-allocation-strategy})
+A G-expression for the allocation strategy to be used.  This is a
+procedure that takes the datastore as an argument and populates the
+allocation plan in the database.
+
+@item @code{hooks} (default: @var{'()})
+An association list of hooks.  These provide a way to execute arbitrary
+code upon certian events, like a build result being processed.
+
+@item @code{guile} (default: @code{guile-3.0-latest})
+The Guile package with which to run the Guix Build Coordinator.
+
+@end table
+@end deftp
+
+@defvar {Scheme Variable} guix-build-coordinator-agent-service-type
+Service type for a Guix Build Coordinator agent.  Its value must be a
+@code{guix-build-coordinator-agent-configuration} object.
+@end defvar
+
+@deftp {Data Type} guix-build-coordinator-agent-configuration
+Data type representing the configuration a Guix Build Coordinator agent.
+
+@table @asis
+@item @code{package} (default: @code{guix-build-coordinator})
+The Guix Build Coordinator package to use.
+
+@item @code{user} (default: @code{"guix-build-coordinator-agent"})
+The system user to run the service as.
+
+@item @code{coordinator} (default: @code{"http://localhost:8745"})
+The URI to use when connecting to the coordinator.
+
+@item @code{uuid}
+The UUID of the agent.  This should be generated by the coordinator
+process, stored in the coordinator database, and used by the intended
+agent.
+
+@item @code{password} (default: @code{#f})
+The password to use when connecting to the coordinator.  A file to read
+the password from can also be specified, and this is more secure.
+
+@item @code{password-file} (default: @code{#f})
+A file containing the password to use when connecting to the
+coordinator.
+
+@item @code{systems} (default: @var{#f})
+The systems for which this agent should fetch builds.  The agent process
+will use the current system it's running on as the default.
+
+@item @code{max-parallel-builds} (default: @code{1})
+The number of builds to perform in parallel.
+
+@item @code{derivation-substitute-urls} (default: @code{1})
+URLs from which to attempt to fetch substitutes for derivations, if the
+derivations aren't already available.
+
+@item @code{non-derivation-substitute-urls} (default: @code{1})
+URLs from which to attempt to fetch substitutes for build inputs, if the
+input store items aren't already available.
+
+@end table
+@end deftp
+
+The Guix Build Coordinator package contains a script to query an
+instance of the Guix Data Service for derivations to build, and then
+submit builds for those derivations to the coordinator.  The service
+type below assists in running this script.  This is an additional tool
+that may be useful when building derivations contained within an
+instance of the Guix Data Service.
+
+@defvar {Scheme Variable} guix-build-coordinator-queue-builds-service-type
+Service type for the
+guix-build-coordinator-queue-builds-from-guix-data-service script.  Its
+value must be a @code{guix-build-coordinator-queue-builds-configuration}
+object.
+@end defvar
+
+@deftp {Data Type} guix-build-coordinator-queue-builds-configuration
+Data type representing the options to the queue builds from guix data
+service script.
+
+@table @asis
+@item @code{package} (default: @code{guix-build-coordinator})
+The Guix Build Coordinator package to use.
+
+@item @code{user} (default: @code{"guix-build-coordinator-queue-builds"})
+The system user to run the service as.
+
+@item @code{coordinator} (default: @code{"http://localhost:8745"})
+The URI to use when connecting to the coordinator.
+
+@item @code{systems} (default: @code{#f})
+The systems for which to fetch derivations to build.
+
+@item @code{systems-and-targets} (default: @code{#f})
+An association list of system and target pairs for which to fetch
+derivations to build.
+
+@item @code{guix-data-service} (default: @code{"https://data.guix.gnu.org"})
+The Guix Data Service instance from which to query to find out about
+derivations to build.
+
+@item @code{processed-commits-file} (default: @code{"/var/cache/guix-build-coordinator-queue-builds/processed-commits"})
+A file to record which commits have been processed, to avoid needlessly
+processing them again if the service is restarted.
+
+@end table
+@end deftp
+
 @subsubheading Guix Data Service
 The @uref{http://data.guix.gnu.org,Guix Data Service} processes, stores
 and provides data about GNU Guix.  This includes information about
@@ -30212,7 +30531,7 @@ A service of this type is instantiated like this:
 (service guix-service-type
          (guix-configuration
            (build-accounts 5)
-           (use-substitutes? #f)))
+           (extra-options '("--gc-keep-derivations"))))
 @end lisp
 
 The second argument to the @code{service} form is a value representing
diff --git a/etc/committer.scm.in b/etc/committer.scm.in
index 2f247835f3..ebe6b96bcc 100755
--- a/etc/committer.scm.in
+++ b/etc/committer.scm.in
@@ -175,8 +175,8 @@ corresponding to the top-level definition containing the staged changes."
               (let ((old-values (get-values old field))
                     (new-values (get-values new field)))
                 (or (equal? old-values new-values)
-                    (let ((removed (lset-difference eq? old-values new-values))
-                          (added (lset-difference eq? new-values old-values)))
+                    (let ((removed (lset-difference equal? old-values new-values))
+                          (added (lset-difference equal? new-values old-values)))
                       (format port
                               "[~a]: ~a~%" field
                               (match (list (map symbol->string removed)
diff --git a/etc/news.scm b/etc/news.scm
index 885a00fb7d..027436647b 100644
--- a/etc/news.scm
+++ b/etc/news.scm
@@ -2,6 +2,11 @@
 ;;
 ;; Copyright © 2019, 2020 Ludovic Courtès <ludo@gnu.org>
 ;; Copyright © 2019, 2020 Tobias Geerinckx-Rice <me@tobias.gr>
+;; Copyright © 2019, 2020 Miguel Ángel Arruga Vivas <rosen644835@gmail.com>
+;; Copyright © 2019, 2020 Konrad Hinsen <konrad.hinsen@fastmail.net>
+;; Copyright © 2019, 2020 Julien Lepiller <julien@lepiller.eu>
+;; Copyright © 2019, 2020 Florian Pelz <pelzflorian@pelzflorian.de>
+;; Copyright © 2020 Marius Bakke <mbakke@fastmail.com>
 ;; Copyright © 2020 Mathieu Othacehe <m.othacehe@gmail.com>
 ;; Copyright © 2020 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
 ;; Copyright © 2020 Maxim Cournoyer <maxim.cournoyer@gmail.com>
@@ -13,8 +18,48 @@
 (channel-news
  (version 0)
 
+ (entry (commit "abd7a474615353149a44f4504f0b4b248dcc0716")
+        (title (en "New @option{--with-c-toolchain} package transformation option")
+               (fr "Nouvelle option de transformation @option{--with-c-toolchain}"))
+        (body
+         (en "The new @option{--with-c-toolchain} package transformation
+options provides an easy way for developers to rebuild their favorite packages
+with the C/C++ tool chain of their choice instead of the default one.
+
+For example, the following command rebuilds the @code{fftw} and @code{fftwf}
+packages as well as every package that depends on them, up to and including
+@code{octave-cli}, using GCC version 10 (currently GCC 7.5 is used by
+default):
+
+@example
+guix build octave-cli \\
+  --with-c-toolchain=fftw=gcc-toolchain@@10 \\
+  --with-c-toolchain=fftwf=gcc-toolchain@@10
+@end example
+
+Run @command{info \"(guix) Package Transformation Options\"} for more info.")
+         (fr "La nouvelle option de transformation de paquets
+@option{--with-c-toolchain} permet aux développeur·euses de recompiler leurs
+paquets préférés avec la chaîne d'outils C/C++ de leur choix à la place de
+celle par défaut.
+
+Par exemple, la commande ci-dessous recompile @code{fftw}, @code{fftwf} et
+tous les paquets qui en dépendent, jusqu'à @code{octave-cli} inclus, avec GCC
+10 (actuellement c'est GCC 7.5 qui est utilisé par défaut):
+
+@example
+guix build octave-cli \\
+  --with-c-toolchain=fftw=gcc-toolchain@@10 \\
+  --with-c-toolchain=fftwf=gcc-toolchain@@10
+@end example
+
+Voir @command{info \"(guix.fr) Options de transformation de paquets\"} pour
+plus de détails.")))
+
  (entry (commit "8e1907a72430aa989125b053573ef0897c480697")
         (title (en "Package transformation options now recorded in profiles")
+               (es "Las opciones de transformación de paquetes ahora se
+quedan registradas en el perfil")
                (de "Paketumwandlungsoptionen werden nun in Profilen gesichert")
                (fr "Options de transformation sauvegardées dans les profils"))
         (body
@@ -24,6 +69,14 @@ you eventually run @command{guix upgrade}, those transformations will be
 automatically applied to the upgraded packages.
 
 Run @command{info \"(guix) Package Transformation Options\"} for more info.")
+         (es "Si durante la instalación de paquetes en un perfil se utilizaron
+opciones de transformación de paquetes, como por ejemplo
+@option{--with-input}, éstas se registran en el perfil. Cuando vuelva a
+ejecutar @command{guix upgrade}, dichas transformaciones se aplicarán
+automáticamente a los paquetes actualizados.
+
+Ejecute @command{info \"(guix.es) Opciones de transformación de paquetes\"}
+para obtener más información.")
          (de "Wenn Sie ein Paket in ein Profil installieren, werden nun
 Paketumwandlungsoptionen wie @option{--with-input} im Profil gespeichert.
 Sobald Sie später @command{guix upgrade} ausführen, werden dieselben
@@ -41,6 +94,7 @@ plus de détails.")))
 
  (entry (commit "313f492657f1d0863c641fa5ee7f5b7028e27c94")
         (title (en "New @option{--image-type} option for @command{guix system disk-image}.")
+               (es "Nueva opción @option{--image-type} para @command{guix system disk-image}.")
                (de "Neue Option @option{--image-type} für @command{guix system disk-image}.")
                (fr "Nouvelle option @option{--image-type} pour @command{guix system disk-image}."))
         (body
@@ -51,6 +105,14 @@ By default, @code{raw} disk images are produced, but @code{hurd-qcow2},
 are also available.
 
 The @option{--list-image-types} option lists all the available image types.")
+         (es "La opción @option{--file-system-type} de @command{guix system
+disk-image} se ha sustituido por la nueva opción @option{--image-type}.  De
+manera predeterminada se producen imágenes en formato crudo (@code{raw}) pero
+también están disponibles los tipos de imagen @code{hurd-qcow2},
+@code{hurd-raw}, @code{uncompressed-iso9660} y @code{iso9660}.
+
+La opción @option{--list-image-types} muestra una lista con todos los tipos
+de imagen disponibles.")
          (de "Anstelle der Befehlszeilenoption @option{--file-system-type} für
 @command{guix system disk-image} gibt es nun die neue Option
 @option{--image-type}.  In der Vorgabeeinstellung @code{raw} werden rohe
@@ -72,6 +134,8 @@ disponibles.")))
 
  (entry (commit "8819551c8d2a12cd4e84e09b51e434d05a012c9d")
         (title (en "Package transformations now apply to implicit inputs")
+               (es "Las transformaciones de paquetes ahora afectan también
+a las dependencias implícitas")
                (de "Paketumwandlungen betreffen jetzt auch implizite Eingaben")
                (fr "Les transformations de paquets s'appliquent aux
 dépendances implicites"))
@@ -96,6 +160,26 @@ guix build --with-graft=glibc=glibc@@2.31 hello
 
 Run @command{info \"(guix) Package Transformation Options\"} for more
 info.")
+         (es "Las opciones de transformación de paquetes como
+@option{--with-branch}, @option{--with-input}, etcétera, ahora también
+influyen en las entradas implícitas---antes únicamente las entradas explícitas
+del paquete se veían afectadas. Esto permite, por ejemplo, sustituir la
+dependencia en python de un paquete que use @code{python-build-system}:
+
+@example
+guix install --with-input=python=python2 python-itsdangerous
+@end example
+
+Otro ejemplo podría ser el injerto de una versión diferente de la biblioteca
+de C de GNU (@code{glibc} es una entrada implícita de casi todos los paquetes
+y ``muy abajo'' en el grafo de dependencias):
+
+@example
+guix build --with-graft=glibc=glibc@@2.31 hello
+@end example
+
+Ejecute @command{info \"(guix.es) Opciones de transformación de paquetes\"}
+para obtener más información.")
          (de "Paketumwandlungsoptionen wie @option{--with-branch},
 @option{--with-input} und so weiter betreffen nun auch implizite Eingaben —
 zuvor haben sie sich nur auf die expliziten Eingaben eines Pakets
@@ -140,6 +224,7 @@ plus de détails.")))
 
  (entry (commit "f458cfbcc54ed87b1a87dd9e150ea276f17eab74")
         (title (en "New @option{--without-tests} transformation option")
+               (es "Nueva opción de transformación @option{--without-tests}")
                (de "Neue Paketumwandlungsoption @option{--without-tests}")
                (fr "Nouvelle option de transformation @option{--without-tests}"))
         (body
@@ -156,6 +241,21 @@ This is primarily useful as a way to speed up development cycles, or to work
 around flaky test suites---skipping tests can hide real issues, so use with
 care.  Run @command{info \"(guix) Package Transformation Options\"} for more
 info.")
+         (es "La nueva opción de transformación de paquetes
+@option{--without-tests} indica a Guix que omita la batería de pruebas del
+paquete proporcionado. En el siguiente ejemplo @code{guile-gcrypt} se
+construye usando una variación de @code{automake}, la cual se ha construido
+sin ejecutar su (larga) batería de pruebas:
+
+@example
+guix build guile-gcrypt --without-tests=automake
+@end example
+
+Esto es principalmente útil como una forma de acelerar ciclos de desarrollo o
+de omitir temporalmente baterías de pruebas problemáticas---omitir las pruebas
+puede ocultar problemas reales, por lo que debe usarse con precaución.
+Ejecute @command{info \"(guix.es) Opciones de transformación de paquetes\"}
+para obtener más información.")
          (de "Mit der neuen Paketumwandlungsoption @option{--without-tests}
 wird Guix angewiesen, den Testkatalog des angegebenen Pakets zu
 überspringen. Im folgenden Beispiel wird @code{guile-gcrypt} mit einer
@@ -189,6 +289,7 @@ paquets\"} pour plus de détails.")))
 
  (entry (commit "a98712785e0b042a290420fd74e5a4a5da4fc68f")
         (title (en "New @command{guix git authenticate} command")
+               (es "Nueva orden @command{guix git authenticate}")
                (de "Neuer Befehl @command{guix git authenticate}")
                (fr "Nouvelle commande @command{guix git authenticate}"))
         (body
@@ -204,6 +305,20 @@ to allow people to authenticate code fetched from your repository.
 Run @command{info \"(guix) Invoking guix git authenticate\"} for more info,
 and see @uref{https://guix.gnu.org/blog/2020/securing-updates/} for details on
 these mechanisms.")
+         (es "La nueva orden @command{guix git authenticate} comprueba la
+validez de un repositorio git verificando las firmas de las revisiones y
+comprobando que todas las firmas están autorizadas, exactamente igual que
+@command{guix pull}.
+
+Esta orden es principalmente útil para desarrolladoras de canales. Permite
+asegurar, antes de subir nada al repositorio remoto, que el canal contiene
+únicamente revisiones firmadas por claves autorizadas. No obstante esta orden
+es útil siempre que use git y quiera que otras personas puedan verificar el
+código obtenido de su repositorio.
+
+Ejecute @command{info \"(guix.es) Invocación de guix git authenticate\"}
+para obtener más información y vea detalles sobre estos mecanismos en
+ @uref{https://guix.gnu.org/blog/2020/securing-updates/}.")
          (de "Mit dem neuen Befehl @command{guix git authenticate} können Sie
 ein Git-Repository authentifizieren. Dazu werden alle Commit-Signaturen
 verifiziert und geprüft, dass jede von einer autorisierten Quelle kommt, genau
@@ -236,6 +351,7 @@ pour en savoir plus sur ces mécanismes.")))
 
  (entry (commit "43badf261f4688c8a7a7a9004a4bff8acb205835")
         (title (en "@command{guix pull} authenticates channels")
+               (es "@command{guix pull} verifica los canales")
                (de "@command{guix pull} authentifiziert Kanäle")
                (fr "@command{guix pull} authentifie les canaux"))
         (body
@@ -248,6 +364,16 @@ repository and from attempts to ship malicious code to users.
 
 This feature is currently limited to the @code{guix} channel but will soon be
 available to third-party channel authors.")
+         (es "Las ordenes @command{guix pull} y @command{guix time-machine}
+ahora verifican el código fuente que obtienen, a menos que se proporcione la
+opción @option{--disable-authentication}. Lo que esto significa es que Guix se
+asegura de que cada revisión que recibe está firmada criptográficamente por
+una desarrolladora autorizada. Esto le protege de intentos de modificación del
+repositorio de Guix y de entregas de código con malas intenciones sobre las
+usuarias.
+
+Esta característica está limitada actualmente al canal @code{guix} pero pronto
+estará disponible para autoras de canales independientes.")
          (de "Die Befehle @command{guix pull} und @command{guix time-machine}
 prüfen nun die Authentizität des heruntergeladenen Quellcodes, außer wenn die
 neue Befehlszeilenoption @option{--disable-authentication} angegeben
@@ -271,6 +397,7 @@ Cette fonctionnalité n'est actuellement disponible que pour le canal
 
  (entry (commit "c924e541390f9595d819edc33c19d979917c15ec")
         (title (en "@command{guix repl} adds support for running Guile scripts")
+               (es "@command{guix repl} puede ejecutar guiones de Guile")
                (de "@command{guix repl} kann Guile-Skripte ausführen")
                (fr "@command{guix repl} permet d'exécuter des scripts en langage Guile"))
         (body
@@ -284,6 +411,18 @@ guix repl -- my-script,scm --option1 --option2=option-arg arg1 arg2
 @end example
 
 Run @command{info \"(guix) Invoking guix repl\"} for more information.")
+         (es "La orden @command{guix repl} ahora se puede usar para
+ejecutar guiones de Guile. En comparación con únicamente la ejecución
+de la orden @command{guile}, @command{guix repl} garantiza que todos
+los módulos de Guix y sus dependencias están disponibles en la ruta
+ de búsqueda. Los guiones se ejecutan de este modo:
+
+@example
+guix repl -- mi-guion.scm --opcion1 --opcion2=param-op2 param1 param2
+@end example
+
+Ejecute @command{info \"(guix.es) Invocación de guix repl\"} para obtener
+más información.")
          (de "Der Befehl @command{guix repl} kann jetzt zur Ausführung von
 Guile-Skripten verwendet werden.  Im Vergleich zum Befehl
 @command{guile} garantiert @command{guix repl}, dass alle Guix-Module und
@@ -310,6 +449,7 @@ Exécutez @command{info \"(guix.fr) Invoquer guix repl\"} pour plus d'informatio
 
  (entry (commit "b460ba7992a0b4af2ddb5927dcf062784539ef7b")
         (title (en "Add support to boot from a Btrfs subvolume")
+               (es "Implementado el arranque desde un subvolumen de Btrfs")
                (de "Unterstützung für Systemstart von einem
 Btrfs-Unterlaufwerk hinzugefügt")
                (fr "Ajout du support pour démarrer depuis un sous-volume Btrfs")
@@ -320,6 +460,11 @@ operating system declaration now takes into account the use of a Btrfs
 subvolume for the partition holding @file{/gnu/store}.  Run the command
 @command{info \"(guix) Btrfs file system\"} for more information and
 examples.")
+         (es "El fichero de configuración de GRUB producido por la
+declaración de sistema operativo ahora tiene en cuenta el uso de
+subvolúmenes de Btrfs en la partición que contiene @file{/gnu/store}.
+Ejecute la orden @command{info \"(guix.es) Sistema de ficheros Btrfs\"}
+ para obtener más información y ejemplos.")
          (de "Für die Erzeugung einer GRUB-Konfigurationsdatei aus einer
 Betriebssystemdeklaration kann jetzt ein Btrfs-Unterlaufwerk („Subvolume“) für
 die Partition mit @file{/gnu/store} angegeben werden.  Führen Sie
@@ -339,6 +484,8 @@ voorbeelden.")))
  (entry (commit "6456232164890dbf5aa20394ee24637feb4b7b9e")
         (title (en "@command{guix pack -RR} introduces a new execution
 engine")
+               (es "@command{guix pack -RR} introduce un nuevo motor
+de ejecución")
                (de "@command{guix pack -RR} führt neuen Ausführungstreiber
 ein"))
         (body
@@ -359,6 +506,26 @@ export GUIX_EXECUTION_ENGINE
 @end example
 
 Run @command{info \"(guix) Invoking guix pack\"} for more information.")
+         (es "La orden @command{guix pack -RR} le permite crear un
+archivador tar que contiene @dfn{binarios reposicionables}. Hasta ahora
+dichos binarios dependían o bien de los ``espacios de nombres de usuarias
+sin privilegios'' de Linux o en PRoot, cuando estos no estaban
+implementados. No obstante, PRoot introduce una sobrecarga significativa
+en algunos escenarios de trabajo.
+
+Para estos casos @command{guix pack -RR} introduce una tercera opción
+basada en una extensión al enlazador de tiempo de ejecución de GNU (ld.so)
+y en Fakechroot, lo que conlleva muy poca sobrecarga. Puede seleccionar
+la opción más rápida cuando ejecute un binario reposicionable de esta
+manera:
+
+@example
+GUIX_EXECUTION_ENGINE=performance
+export GUIX_EXECUTION_ENGINE
+@end example
+
+Ejecute @command{info \"(guix.es) Invocación de guix pack\"} para
+obtener más información.")
          (de "Mit dem Befehl @command{guix pack -RR} können Sie einen Tarball
 mit @dfn{verschieblichen Binärdateien} erzeugen (englisch „Relocatable
 Binaries“).  Bisher wurden diese entweder in „unprivilegierten
@@ -383,6 +550,7 @@ mehr wissen wollen.")))
 
  (entry (commit "88a96c568c47c97d05d883ada5afbc4e1200b10f")
         (title (en "New @option{--path} option for @command{guix graph}")
+               (es "Nueva opción @option{--path} para @command{guix graph}")
                (de "Neue Option @option{--path} für @command{guix graph}"))
         (body
          (en "The @command{guix graph} command has a new @option{--path}
@@ -395,6 +563,18 @@ guix graph --path libreoffice libunistring
 @end example
 
 Run @code{info \"(guix) Invoking guix graph\"} for more information.")
+         (es "La orden @command{guix graph} tiene una nueva opción
+@option{--path} que le indica que debe mostrar la ruta más corta entre dos
+paquetes, derivaciones o elementos del almacén. Por ejemplo, la siguiente
+orden muestra la ruta más corta desde el paquete @code{libreoffice} hasta
+@code{libunistring}:
+
+@example
+guix graph --path libreoffice libunistring
+@end example
+
+Ejecute @code{info \"(guix.es) Invocación de guix graph\"} para obtener más
+información.")
          (de "Der Befehl @command{guix graph} verfügt über eine neue
 Befehlszeilenoption @option{--path}, die ihn den kürzesten Pfad zwischen zwei
 Paketen, Ableitungen oder Store-Objekten ausgeben lässt.  Zum Beispiel zeigt
diff --git a/etc/release-manifest.scm b/etc/release-manifest.scm
index caa200c673..7f54fe8768 100644
--- a/etc/release-manifest.scm
+++ b/etc/release-manifest.scm
@@ -1,5 +1,6 @@
 ;;; GNU Guix --- Functional package management for GNU
 ;;; Copyright © 2020 Ludovic Courtès <ludo@gnu.org>
+;;; Copyright © 2020 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
 ;;;
 ;;; This file is part of GNU Guix.
 ;;;
@@ -53,6 +54,7 @@ TARGET."
   (append (map specification->package
                '("xorg-server" "xfce" "gnome" "mate" "enlightenment"
                  "openbox" "awesome" "i3-wm" "ratpoison"
+                 "emacs" "emacs-exwm" "emacs-desktop-environment"
                  "xlockmore" "slock" "libreoffice"
                  "connman" "network-manager" "network-manager-applet"
                  "openssh" "ntp" "tor"
diff --git a/gnu/build/hurd-boot.scm b/gnu/build/hurd-boot.scm
index adc8b4ce16..45d0040e60 100644
--- a/gnu/build/hurd-boot.scm
+++ b/gnu/build/hurd-boot.scm
@@ -244,6 +244,7 @@ set."
   (false-if-EEXIST (symlink "/dev/fd/0" (scope "dev/stdin")))
   (false-if-EEXIST (symlink "/dev/fd/1" (scope "dev/stdout")))
   (false-if-EEXIST (symlink "/dev/fd/2" (scope "dev/stderr")))
+  (false-if-EEXIST (symlink "crash-dump-core" (scope "servers/crash")))
 
   ;; Make sure /etc/mtab is a symlink to /proc/mounts.
   (false-if-exception (delete-file (scope "etc/mtab")))
diff --git a/gnu/ci.scm b/gnu/ci.scm
index fc35be87b4..bf9952a450 100644
--- a/gnu/ci.scm
+++ b/gnu/ci.scm
@@ -56,6 +56,7 @@
   #:use-module (gnu system vm)
   #:use-module (gnu system install)
   #:use-module (gnu system images hurd)
+  #:use-module (gnu system images pine64)
   #:use-module (gnu tests)
   #:use-module (srfi srfi-1)
   #:use-module (srfi srfi-26)
@@ -203,7 +204,8 @@ SYSTEM."
   '("x86_64-linux" "i686-linux"))
 
 (define %guix-system-images
-  (list hurd-barebones-qcow2-image))
+  (list hurd-barebones-qcow2-image
+        pine64-barebones-raw-image))
 
 (define (image-jobs store system)
   "Return a list of jobs that build images for SYSTEM."
diff --git a/gnu/installer/newt/services.scm b/gnu/installer/newt/services.scm
index 4f32d9077b..6d431cb4bb 100644
--- a/gnu/installer/newt/services.scm
+++ b/gnu/installer/newt/services.scm
@@ -1,6 +1,7 @@
 ;;; GNU Guix --- Functional package management for GNU
 ;;; Copyright © 2018 Mathieu Othacehe <m.othacehe@gmail.com>
 ;;; Copyright © 2019 Ludovic Courtès <ludo@gnu.org>
+;;; Copyright © 2020 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
 ;;;
 ;;; This file is part of GNU Guix.
 ;;;
@@ -40,7 +41,7 @@ choose the one to use on the log-in screen.")
      #:items items
      #:selection (map system-service-recommended? items)
      #:item->text system-service-name             ;no i18n for DE names
-     #:checkbox-tree-height 8
+     #:checkbox-tree-height 9
      #:exit-button-callback-procedure
      (lambda ()
        (raise
diff --git a/gnu/installer/services.scm b/gnu/installer/services.scm
index dbac79196d..ec5ea30594 100644
--- a/gnu/installer/services.scm
+++ b/gnu/installer/services.scm
@@ -1,6 +1,7 @@
 ;;; GNU Guix --- Functional package management for GNU
 ;;; Copyright © 2018 Mathieu Othacehe <m.othacehe@gmail.com>
 ;;; Copyright © 2019 Ludovic Courtès <ludo@gnu.org>
+;;; Copyright © 2020 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
 ;;;
 ;;; This file is part of GNU Guix.
 ;;;
@@ -82,6 +83,11 @@
       (name "ratpoison")
       (packages '((specification->package "ratpoison")
                   (specification->package "xterm"))))
+     (desktop-environment
+      (name "Emacs EXWM")
+      (packages '((specification->package "emacs")
+                  (specification->package "emacs-exwm")
+                  (specification->package "emacs-desktop-environment"))))
 
      ;; Networking.
      (system-service
diff --git a/gnu/local.mk b/gnu/local.mk
index 4d1ed13891..3bfd619dd1 100644
--- a/gnu/local.mk
+++ b/gnu/local.mk
@@ -1229,6 +1229,7 @@ dist_patch_DATA =						\
   %D%/packages/patches/libbase-use-own-logging.patch		\
   %D%/packages/patches/libbonobo-activation-test-race.patch	\
   %D%/packages/patches/libcanberra-sound-theme-freedesktop.patch \
+  %D%/packages/patches/libcanberra-wayland-crash.patch \
   %D%/packages/patches/libgeotiff-adapt-test-script-for-proj-6.2.patch		\
   %D%/packages/patches/libgit2-mtime-0.patch			\
   %D%/packages/patches/libgnome-encoding.patch			\
@@ -1291,6 +1292,7 @@ dist_patch_DATA =						\
   %D%/packages/patches/lm-sensors-hwmon-attrs.patch		\
   %D%/packages/patches/lrcalc-includes.patch    		\
   %D%/packages/patches/lrzip-CVE-2017-8842.patch		\
+  %D%/packages/patches/lsh-fix-x11-forwarding.patch		\
   %D%/packages/patches/lua-CVE-2014-5461.patch                      \
   %D%/packages/patches/lua-pkgconfig.patch                      \
   %D%/packages/patches/lua51-liblua-so.patch                    \
@@ -1419,6 +1421,7 @@ dist_patch_DATA =						\
   %D%/packages/patches/sdl-pango-matrix_declarations.patch	\
   %D%/packages/patches/sdl-pango-sans-serif.patch		\
   %D%/packages/patches/sqlite-hurd.patch			\
+  %D%/packages/patches/sunxi-tools-remove-sys-io.patch	\
   %D%/packages/patches/patchutils-test-perms.patch		\
   %D%/packages/patches/patch-hurd-path-max.patch		\
   %D%/packages/patches/perl-autosplit-default-time.patch	\
@@ -1489,6 +1492,7 @@ dist_patch_DATA =						\
   %D%/packages/patches/python-argcomplete-1.11.1-fish31.patch	\
   %D%/packages/patches/python-axolotl-AES-fix.patch		\
   %D%/packages/patches/python-cairocffi-dlopen-path.patch	\
+  %D%/packages/patches/python-chardet-3.0.4-pytest.patch	\
   %D%/packages/patches/python-cross-compile.patch		\
   %D%/packages/patches/python2-larch-coverage-4.0a6-compatibility.patch \
   %D%/packages/patches/python-configobj-setuptools.patch	\
diff --git a/gnu/packages/acl.scm b/gnu/packages/acl.scm
index bcab125164..4e90703d81 100644
--- a/gnu/packages/acl.scm
+++ b/gnu/packages/acl.scm
@@ -5,6 +5,7 @@
 ;;; Copyright © 2017 Efraim Flashner <efraim@flashner.co.il>
 ;;; Copyright © 2018 Ricardo Wurmus <rekado@elephly.net>
 ;;; Copyright © 2019 Marius Bakke <mbakke@fastmail.com>
+;;; Copyright © 2020 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
 ;;;
 ;;; This file is part of GNU Guix.
 ;;;
@@ -25,6 +26,7 @@
   #:use-module (guix licenses)
   #:use-module (gnu packages attr)
   #:use-module (gnu packages base)
+  #:use-module (gnu packages hurd)
   #:use-module (gnu packages gettext)
   #:use-module (gnu packages perl)
   #:use-module (guix packages)
@@ -49,6 +51,7 @@
      `(#:modules ((ice-9 ftw)
                   ,@%gnu-build-system-modules)
        #:configure-flags '("--disable-static")
+       #:tests? ,(not (hurd-target?))
        #:phases
        (modify-phases %standard-phases
          ;; XXX After repacking the sources the timestamps are reset to the
diff --git a/gnu/packages/admin.scm b/gnu/packages/admin.scm
index e62a145614..1b80eb8ab7 100644
--- a/gnu/packages/admin.scm
+++ b/gnu/packages/admin.scm
@@ -443,7 +443,7 @@ graphs and can export its output to different formats.")
 (define-public facter
   (package
     (name "facter")
-    (version "4.0.41")
+    (version "4.0.43")
     (source (origin
               (method git-fetch)
               (uri (git-reference
@@ -452,7 +452,7 @@ graphs and can export its output to different formats.")
               (file-name (git-file-name name version))
               (sha256
                (base32
-                "09i3kv91g2y5hgl75ccd59gjjvkkri4cj80m7smlx6p14hmbgdif"))))
+                "0ppzr7vsl6iw8x82c4g60mx1vz06nzwcy8byablhg0n0g6qa3pb0"))))
     (build-system ruby-build-system)
     (arguments
      `(#:phases
@@ -1414,18 +1414,12 @@ system administrator.")
                   (delete-file-recursively "lib/zlib")
                   #t))))
     (build-system gnu-build-system)
-    (outputs (list "out" "python"))
+    (outputs (list "out"))
     (arguments
      `(#:configure-flags
        (list (string-append "--docdir=" (assoc-ref %outputs "out")
                             "/share/doc/" ,name "-" ,version)
 
-             ;; XXX: Disable Python support when cross-compiling because
-             ;; 'configure' tries to run 'python', which fails.
-             ,(if (%current-target-system)
-                  "--disable-python"
-                  "--enable-python")              ; for plug-ins written in ~
-
              "--with-logpath=/var/log/sudo.log"
              "--with-rundir=/var/run/sudo" ; must be cleaned up at boot time
              "--with-vardir=/var/db/sudo"
@@ -1472,34 +1466,19 @@ system administrator.")
              (substitute* "plugins/sudoers/Makefile.in"
                (("^pre-install:" match)
                 (string-append match "\ndisabled-" match)))
-             #t))
-         (add-after 'install 'separate-python-output
-           (lambda* (#:key target outputs #:allow-other-keys)
-             (let ((out        (assoc-ref outputs "out"))
-                   (out:python (assoc-ref outputs "python")))
-               (if target
-                   (mkdir-p (string-append out:python "/empty"))
-                   (for-each
-                    (lambda (file)
-                      (let ((old (string-append out "/" file))
-                            (new (string-append out:python "/" file)))
-                        (mkdir-p (dirname new))
-                        (rename-file old new)))
-                    (list "libexec/sudo/python_plugin.so"
-                          "libexec/sudo/python_plugin.la")))
-               #t))))
+             #t)))
 
        ;; XXX: The 'testsudoers' test series expects user 'root' to exist, but
        ;; the chroot's /etc/passwd doesn't have it.  Turn off the tests.
        #:tests? #f))
     (native-inputs
-     `(("groff" ,groff)))
+     ;; XXX TODO: Remove on next rebuild cycle.
+     (if (hurd-target?)
+         '()
+         `(("groff" ,groff))))
     (inputs
      `(("coreutils" ,coreutils)
        ("linux-pam" ,linux-pam)
-       ,@(if (%current-target-system)
-             '()
-             `(("python" ,python)))
        ("zlib" ,zlib)))
     (home-page "https://www.sudo.ws/")
     (synopsis "Run commands as root")
@@ -2606,14 +2585,14 @@ done with the @code{auditctl} utility.")
 (define-public nmap
   (package
     (name "nmap")
-    (version "7.90")
+    (version "7.91")
     (source (origin
               (method url-fetch)
               (uri (string-append "https://nmap.org/dist/nmap-" version
                                   ".tar.bz2"))
               (sha256
                (base32
-                "1s20i84m9bci70lrl0p2j7h3kpbi9snmvyhc3lzc9s3mh92w6msm"))
+                "001kb5xadqswyw966k2lqi6jr6zz605jpp9w4kmm272if184pk0q"))
               (modules '((guix build utils)))
               (snippet
                '(begin
@@ -2691,7 +2670,7 @@ advanced netcat implementation (ncat), a utility for comparing scan
 results (ndiff), and a packet generation and response analysis tool (nping).")
     ;; This package uses nmap's bundled versions of libdnet and liblinear, which
     ;; both use a 3-clause BSD license.
-    (license (list license:nmap license:bsd-3))))
+    (license (list license:npsl license:bsd-3))))
 
 (define-public dstat
   (package
@@ -2945,6 +2924,8 @@ Kerberos and Heimdal and FAST is supported with recent MIT Kerberos.")
              (commit (string-append "v" version))))
        (sha256
         (base32 "04f3jqg8ww4jxsf9c6ddcdgy2xbhkyp0b3l5f1hvvbv94p81rjxd"))
+       (patches
+        (search-patches "sunxi-tools-remove-sys-io.patch"))
        (modules '((guix build utils)))
        (snippet
         ;; Remove binaries contained in the tarball which are only for the
@@ -4098,3 +4079,44 @@ the system configuration; hosts only works when using the Guix package manager
 on a foreign distro.  @command{hosts} works with existing hosts files and
 entries, providing commands to add, remove, comment, and search.")
     (license license:expat)))
+
+(define-public nmrpflash
+  (package
+    (name "nmrpflash")
+    (version "0.9.14")
+    (source
+     (origin
+       (method git-fetch)
+       (uri
+        (git-reference
+         (url "https://github.com/jclehner/nmrpflash.git")
+         (commit (string-append "v" version))))
+       (sha256
+        (base32 "1fdjrxhjs96rdclbkld57xarf592slhkp79h46z833npxpn12ck1"))
+       (file-name (git-file-name name version))))
+    (build-system gnu-build-system)
+    (native-inputs
+     `(("pkg-config" ,pkg-config)))
+    (inputs
+     `(("libnl" ,libnl)
+       ("libpcap" ,libpcap)))
+    (arguments
+     `(#:tests? #f ; None exist
+       #:make-flags
+       (list (string-append "CC=" ,(cc-for-target))
+             (string-append "PREFIX=" (assoc-ref %outputs "out")))
+       #:phases
+       (modify-phases %standard-phases
+         (delete 'configure)
+         (add-before 'install 'prepare-install
+           (lambda* (#:key outputs #:allow-other-keys)
+             (mkdir-p (string-append (assoc-ref outputs "out") "/bin"))
+             #t)))))
+    (home-page "https://github.com/jclehner/nmrpflash")
+    (synopsis "Netgear unbrick utility")
+    (description "This package provides a utility to flash a new firmware
+image to a Netgear device.  It has been tested on Netgear EX2700, EX6120,
+EX6150v2, DNG3700v2, R6100, R6220, R7000, D7000, WNR3500, R6400, R6800,
+R8000, R8500, WNDR3800, but is likely to be compatible with many other
+Netgear devices.")
+    (license license:gpl3+)))
diff --git a/gnu/packages/algebra.scm b/gnu/packages/algebra.scm
index 912ec2fe64..b712d3a869 100644
--- a/gnu/packages/algebra.scm
+++ b/gnu/packages/algebra.scm
@@ -48,6 +48,7 @@
   #:use-module (gnu packages maths)
   #:use-module (gnu packages mpi)
   #:use-module (gnu packages multiprecision)
+  #:use-module (gnu packages ocaml)
   #:use-module (gnu packages perl)
   #:use-module (gnu packages pkg-config)
   #:use-module (gnu packages pulseaudio)
@@ -354,7 +355,7 @@ precision.")
 (define-public giac
   (package
     (name "giac")
-    (version "1.6.0-23")
+    (version "1.6.0-25")
     (source
      (origin
        (method url-fetch)
@@ -366,7 +367,7 @@ precision.")
                            "~parisse/debian/dists/stable/main/source/"
                            "giac_" version ".tar.gz"))
        (sha256
-        (base32 "0bgc3jw9r0f2bkqv0m4hla7r7mxi3fzscnkjfc5cvffp3nk2gwvf"))))
+        (base32 "11kik2csdg9wy0npiih21kaag0nc89i9ldgk7ak7gvf9ycddm6mh"))))
     (build-system gnu-build-system)
     (arguments
      `(#:modules ((ice-9 ftw)
@@ -431,6 +432,7 @@ precision.")
     (native-inputs
      `(("bison" ,bison)
        ("flex" ,flex)
+       ("hevea" ,hevea)
        ("python" ,python-wrapper)
        ("readline" ,readline)
        ("texlive" ,texlive-tiny)))
diff --git a/gnu/packages/aux-files/guile-launcher.c b/gnu/packages/aux-files/guile-launcher.c
new file mode 100644
index 0000000000..886ede2846
--- /dev/null
+++ b/gnu/packages/aux-files/guile-launcher.c
@@ -0,0 +1,46 @@
+/* GNU Guix --- Functional package management for GNU
+   Copyright 1996-1997,2000-2001,2006,2008,2011,2013,2018
+      Free Software Foundation, Inc.
+   Copyright (C) 2020 Ludovic Courtès <ludo@gnu.org>
+
+   This file is part of GNU Guix.
+
+   GNU Guix is free software; you can redistribute it and/or modify it
+   under the terms of the GNU General Public License as published by
+   the Free Software Foundation; either version 3 of the License, or (at
+   your option) any later version.
+
+   GNU Guix is distributed in the hope that it will be useful, but
+   WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with GNU Guix.  If not, see <http://www.gnu.org/licenses/>.  */
+
+/* This file implements a variant of the 'guile' executable that does not
+   complain about locale issues.  */
+
+#include <locale.h>
+#include <libguile.h>
+
+static void
+inner_main (void *unused, int argc, char **argv)
+{
+  scm_shell (argc, argv);
+}
+
+int
+main (int argc, char **argv)
+{
+  /* Try to install the current locale; remain silent if it fails.  */
+  if (setlocale (LC_ALL, "") == NULL)
+    /* The 'guix pull'-provided 'guix' includes at least en_US.utf8 so use
+       that.  That gives us UTF-8 support for 'scm_to_locale_string', etc.,
+       which is always preferable over the C locale.  */
+    setlocale (LC_ALL, "en_US.utf8");
+
+  scm_install_gmp_memory_functions = 1;
+  scm_boot_guile (argc, argv, inner_main, 0);
+  return 0; /* never reached */
+}
diff --git a/gnu/packages/backup.scm b/gnu/packages/backup.scm
index 9b769ccefb..27741e9c5c 100644
--- a/gnu/packages/backup.scm
+++ b/gnu/packages/backup.scm
@@ -569,13 +569,13 @@ detection, and lossless compression.")
 (define-public borg
   (package
     (name "borg")
-    (version "1.1.13")
+    (version "1.1.14")
     (source
      (origin
        (method url-fetch)
        (uri (pypi-uri "borgbackup" version))
        (sha256
-        (base32 "089q3flmwbz7dc28zlscwylf64kgck3jf1n6lqpwww8hlrk8cjhn"))
+        (base32 "1fpdj73cgp96xwasdcifxl7q2pr1my2f4vfdjpv771llri3hgfvx"))
        (modules '((guix build utils)))
        (snippet
         '(begin
@@ -606,7 +606,7 @@ detection, and lossless compression.")
            #t))))
     (build-system python-build-system)
     (arguments
-     `(#:modules ((srfi srfi-26) ; for cut
+     `(#:modules ((srfi srfi-26)        ; for cut
                   (guix build utils)
                   (guix build python-build-system))
        #:phases
diff --git a/gnu/packages/bioconductor.scm b/gnu/packages/bioconductor.scm
index 4ca0906fbf..f30f2fd117 100644
--- a/gnu/packages/bioconductor.scm
+++ b/gnu/packages/bioconductor.scm
@@ -1609,14 +1609,14 @@ problems in genomics, brain imaging, astrophysics, and data mining.")
 (define-public r-diffbind
   (package
     (name "r-diffbind")
-    (version "2.16.0")
+    (version "2.16.2")
     (source
      (origin
        (method url-fetch)
        (uri (bioconductor-uri "DiffBind" version))
        (sha256
         (base32
-         "1mwqgljya1c7r2dfrdds3nswn9bn1l3ak1wavbpv4lbv3nkmykn5"))))
+         "11y9kigdikqcd0cnksh306nsaadak0kgivk7773mv3yszrxxwzj1"))))
     (properties `((upstream-name . "DiffBind")))
     (build-system r-build-system)
     (inputs
@@ -2707,13 +2707,13 @@ gene and isoform level using RNA-seq data")
 (define-public r-karyoploter
   (package
     (name "r-karyoploter")
-    (version "1.14.0")
+    (version "1.14.1")
     (source (origin
               (method url-fetch)
               (uri (bioconductor-uri "karyoploteR" version))
               (sha256
                (base32
-                "0h0gk4xd95k5phy6qcsv7j931d7gk3p24i2fg4mz5dsk110lpifs"))))
+                "1wlnzkq58baqj9854nzf5rbglchb2xy4wsp3s0q8xfq8v0p3baxf"))))
     (build-system r-build-system)
     (propagated-inputs
      `(("r-annotationdbi" ,r-annotationdbi)
@@ -3628,14 +3628,14 @@ information about samples and features can be added to the plot.")
 (define-public r-gosemsim
   (package
     (name "r-gosemsim")
-    (version "2.14.1")
+    (version "2.14.2")
     (source
      (origin
        (method url-fetch)
        (uri (bioconductor-uri "GOSemSim" version))
        (sha256
         (base32
-         "0v4q9xr1cm5xr08pgbzrss41kh3yz7xyh31n55l0sjmr1629ykln"))))
+         "02r7m1x6g8bb7q8l0hpvakdzdv5v1nplhx5lbiy798a7c3xg895b"))))
     (properties `((upstream-name . "GOSemSim")))
     (build-system r-build-system)
     (propagated-inputs
@@ -4364,14 +4364,14 @@ position-specific scores within R and Bioconductor.")
 (define-public r-atacseqqc
   (package
     (name "r-atacseqqc")
-    (version "1.12.4")
+    (version "1.12.5")
     (source
      (origin
        (method url-fetch)
        (uri (bioconductor-uri "ATACseqQC" version))
        (sha256
         (base32
-         "1gs9862hhh4gr1akij6ykhcj29s9dzg1vnj87hqrm19dfgl43qbh"))))
+         "1103daz82k97vzmxjmf7jwm2nd3w8i0jwplrsi9996bkih11qwbf"))))
     (properties `((upstream-name . "ATACseqQC")))
     (build-system r-build-system)
     (propagated-inputs
@@ -5062,14 +5062,14 @@ based on @dfn{Continuous Wavelet Transform} (CWT).")
 (define-public r-xcms
   (package
     (name "r-xcms")
-    (version "3.10.1")
+    (version "3.10.2")
     (source
      (origin
        (method url-fetch)
        (uri (bioconductor-uri "xcms" version))
        (sha256
         (base32
-         "1aa11gy1v7kkamv3hsnvdx715q8f1saw9p664j6wifyjj0hx13kn"))))
+         "0sk53jcl7sjrpw2ncdpl8sw1b1j9mizlrj517rinr1qrbm6lsn8f"))))
     (build-system r-build-system)
     (propagated-inputs
      `(("r-biobase" ,r-biobase)
@@ -7161,14 +7161,14 @@ data.")
 (define-public r-activedriverwgs
   (package
     (name "r-activedriverwgs")
-    (version "1.1.0")
+    (version "1.1.1")
     (source
      (origin
        (method url-fetch)
        (uri (cran-uri "ActiveDriverWGS" version))
        (sha256
         (base32
-         "0l6h0f54zjvcx19ngq3kp01dypsjqf28vssjm8yzccmpyacfypag"))))
+         "06mvakdc8d2pn91p0sr4ixc561s4ia5h1cvd1p7pqd6s50dy4say"))))
     (properties
      `((upstream-name . "ActiveDriverWGS")))
     (build-system r-build-system)
@@ -7247,14 +7247,14 @@ gene expression.")
 (define-public r-bgx
   (package
     (name "r-bgx")
-    (version "1.54.0")
+    (version "1.54.1")
     (source
      (origin
        (method url-fetch)
        (uri (bioconductor-uri "bgx" version))
        (sha256
         (base32
-         "0r67a6m5hrnsxgk0f57hl5yaagi2wai2kpfyjjlhrck4rlm1sjcx"))))
+         "0a10fg9n5p024jrmbis102gqpbz23sc6vdn1sal2697hlxikzb46"))))
     (properties `((upstream-name . "bgx")))
     (build-system r-build-system)
     (propagated-inputs
@@ -8187,14 +8187,14 @@ truncated data.")
 (define-public r-interval
   (package
     (name "r-interval")
-    (version "1.1-0.1")
+    (version "1.1-0.7")
     (source
      (origin
        (method url-fetch)
        (uri (cran-uri "interval" version))
        (sha256
         (base32
-         "1lln9jkli28i4wivwzqrsxvv2n15560f7msjy5gssrm45vxrxms8"))))
+         "1b31lh0sv7lzy76230djipahxa10lblbr37kdiigr6hp3dd1xmz9"))))
     (properties `((upstream-name . "interval")))
     (build-system r-build-system)
     (propagated-inputs
@@ -8214,14 +8214,14 @@ plot them, and perform logrank or Wilcoxon type tests.")
 (define-public r-fhtest
   (package
     (name "r-fhtest")
-    (version "1.4")
+    (version "1.5")
     (source
      (origin
        (method url-fetch)
        (uri (cran-uri "FHtest" version))
        (sha256
         (base32
-         "1wsn0j9ydpp9nfswiqg21p09kgkvaq8fh0y0h8syqgizah7i8vs2"))))
+         "00mql2r4f5hxhdqf27q3x9s5rz2zzakx2myym97b1w1s7c5znl4q"))))
     (properties `((upstream-name . "FHtest")))
     (build-system r-build-system)
     (propagated-inputs
diff --git a/gnu/packages/bioinformatics.scm b/gnu/packages/bioinformatics.scm
index cbb2649bb4..b0edfa8403 100644
--- a/gnu/packages/bioinformatics.scm
+++ b/gnu/packages/bioinformatics.scm
@@ -4225,6 +4225,13 @@ performance.")
                (base32
                 "16ljv43sc3fxmv63w7b2ff8m1s7h89xhazwmbm1bicz8axq8fjz0"))))
     (build-system gnu-build-system)
+    ;; Let htslib translate "gs://" and "s3://" to regular https links with
+    ;; "--enable-gcs" and "--enable-s3". For these options to work, we also
+    ;; need to set "--enable-libcurl".
+    (arguments
+     `(#:configure-flags '("--enable-gcs"
+                           "--enable-libcurl"
+                           "--enable-s3")))
     (inputs
      `(("curl" ,curl)
        ("openssl" ,openssl)))
@@ -7539,13 +7546,13 @@ also known as views, in a controlled vocabulary.")
 (define-public r-biocstyle
   (package
     (name "r-biocstyle")
-    (version "2.16.0")
+    (version "2.16.1")
     (source (origin
               (method url-fetch)
               (uri (bioconductor-uri "BiocStyle" version))
               (sha256
                (base32
-                "07rjl2n4sazdg581zh7w3yykzphgr2gpz41ba4ryqs7347vh9nbf"))))
+                "09sz2bnbfbj8wz16k0q8xrvag9fldxqyp5vbg9pvd9skh28hv7c7"))))
     (properties
      `((upstream-name . "BiocStyle")))
     (build-system r-build-system)
@@ -8848,13 +8855,13 @@ of gene-level counts.")
 (define-public r-rhdf5
   (package
     (name "r-rhdf5")
-    (version "2.32.2")
+    (version "2.32.3")
     (source (origin
               (method url-fetch)
               (uri (bioconductor-uri "rhdf5" version))
               (sha256
                (base32
-                "1v6ygi0avh3gmaj2ld2nr7vww4ipw39b5kqci9w27i3ja985lb8j"))))
+                "0fnx60dpf6s2qwq48lg98g18g8k7wgm66pw0kamlbb7l2hnwycvf"))))
     (build-system r-build-system)
     (propagated-inputs
      `(("r-rhdf5lib" ,r-rhdf5lib)))
@@ -10272,14 +10279,14 @@ interval to data view, mismatch pileup, and several splicing summaries.")
 (define-public r-gqtlbase
   (package
     (name "r-gqtlbase")
-    (version "1.20.0")
+    (version "1.20.4")
     (source
      (origin
        (method url-fetch)
        (uri (bioconductor-uri "gQTLBase" version))
        (sha256
         (base32
-         "06xvzp4fn3qfa46ggg8kxi267gbyd821vvx4040173xkqxpr0g5j"))))
+         "1ly14vhhqxjpbxjypi6ppd37dycabdhf4ny4nsvp9969k418zv41"))))
     (properties `((upstream-name . "gQTLBase")))
     (build-system r-build-system)
     (propagated-inputs
diff --git a/gnu/packages/boost.scm b/gnu/packages/boost.scm
index 6a08b0d6c7..b1ab8a4ec9 100644
--- a/gnu/packages/boost.scm
+++ b/gnu/packages/boost.scm
@@ -3,7 +3,7 @@
 ;;; Copyright © 2014, 2015, 2018 Mark H Weaver <mhw@netris.org>
 ;;; Copyright © 2015 Andreas Enge <andreas@enge.fr>
 ;;; Copyright © 2016 Eric Bavier <bavier@member.fsf.org>
-;;; Copyright © 2015, 2019 Ludovic Courtès <ludo@gnu.org>
+;;; Copyright © 2015, 2019, 2020 Ludovic Courtès <ludo@gnu.org>
 ;;; Copyright © 2017 Thomas Danckaert <post@thomasdanckaert.be>
 ;;; Copyright © 2018 Tobias Geerinckx-Rice <me@tobias.gr>
 ;;; Copyright © 2018 Arun Isaac <arunisaac@systemreboot.net>
@@ -40,6 +40,7 @@
   #:use-module (guix build-system trivial)
   #:use-module (gnu packages)
   #:use-module (gnu packages compression)
+  #:use-module (gnu packages hurd)
   #:use-module (gnu packages icu4c)
   #:use-module (gnu packages perl)
   #:use-module (gnu packages python)
@@ -138,6 +139,15 @@
                                     ,(%current-target-system)))))
                      '())
 
+               ;; Change an #ifdef __MACH__ that really targets macOS.
+               ;; TODO: Inline this on the next rebuild cycle.
+               ,@(if (hurd-target?)
+                     '((substitute* "boost/test/utils/timer.hpp"
+                         (("defined\\(__MACH__\\)")
+                          "(defined __MACH__ && !defined __GNU__)"))
+                       #t)
+                     '())
+
                (invoke "./bootstrap.sh"
                        (string-append "--prefix=" out)
                        ;; Auto-detection looks for ICU only in traditional
diff --git a/gnu/packages/c.scm b/gnu/packages/c.scm
index 25bc78e6bf..c1ae98ddd3 100644
--- a/gnu/packages/c.scm
+++ b/gnu/packages/c.scm
@@ -8,7 +8,7 @@
 ;;; Copyright © 2019 Andreas Enge <andreas@enge.fr>
 ;;; Copyright © 2020 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
 ;;; Copyright © 2020 Marius Bakke <marius@gnu.org>
-;;; Copyright @ 2020 Katherine Cox-Buday <cox.katherine.e@gmail.com>
+;;; Copyright © 2020 Katherine Cox-Buday <cox.katherine.e@gmail.com>
 ;;; Copyright © 2020 Maxim Cournoyer <maxim.cournoyer@gmail.com>
 ;;;
 ;;; This file is part of GNU Guix.
diff --git a/gnu/packages/check.scm b/gnu/packages/check.scm
index 61474fd1d0..3d8dbe6f04 100644
--- a/gnu/packages/check.scm
+++ b/gnu/packages/check.scm
@@ -349,7 +349,7 @@ a multi-paradigm automated test framework for C++ and Objective-C.")
 (define-public catch-framework2
   (package
     (name "catch2")
-    (version "2.13.1")
+    (version "2.13.2")
     (home-page "https://github.com/catchorg/Catch2")
     (source (origin
               (method git-fetch)
@@ -359,7 +359,7 @@ a multi-paradigm automated test framework for C++ and Objective-C.")
               (file-name (git-file-name name version))
               (sha256
                (base32
-                "1fbzdqzvad3nxsxlwd5ws7csj6rbyyrza0ckq6km2cf5bhhxagrs"))))
+                "100r0kmra8jmra2hv92lzvwcmphpaiccwvq3lpdsa5b7hailhach"))))
     (build-system cmake-build-system)
     (inputs
      `(("python" ,python-wrapper)))
diff --git a/gnu/packages/ci.scm b/gnu/packages/ci.scm
index a4bf2980fb..3d303a29d8 100644
--- a/gnu/packages/ci.scm
+++ b/gnu/packages/ci.scm
@@ -68,8 +68,8 @@
                 (file-name (string-append name "-" version "-checkout")))))))
 
 (define-public cuirass
-  (let ((commit "71aac24f3fe8cb396c9d232453d8721519cae914")
-        (revision "50"))
+  (let ((commit "cb2c4e3d8f7eda187adf6da1fc35aef838c49828")
+        (revision "51"))
     (package
       (name "cuirass")
       (version (git-version "0.0.1" revision commit))
@@ -81,7 +81,7 @@
                 (file-name (git-file-name name version))
                 (sha256
                  (base32
-                  "0d9s39zi44fvck3dqd58j35wdiwa1s4f86lms3gagvkzbc0mwdia"))))
+                  "0f2di2pqqw8k4ii7h65kbzyf2d4w7nd5n3a93a8l9si4phf6a5c7"))))
       (build-system gnu-build-system)
       (arguments
        '(#:modules ((guix build utils)
diff --git a/gnu/packages/cluster.scm b/gnu/packages/cluster.scm
index 5241ed1296..17ce23da66 100644
--- a/gnu/packages/cluster.scm
+++ b/gnu/packages/cluster.scm
@@ -39,7 +39,7 @@
 (define-public drbd-utils
   (package
     (name "drbd-utils")
-    (version "9.13.1")
+    (version "9.15.0")
     (source (origin
               (method url-fetch)
               ;; Older releases are moved to /archive.  List it first because in
@@ -51,7 +51,7 @@
                                         "/utils/drbd-utils-" version ".tar.gz")))
               (sha256
                (base32
-                "0di55y0vzaw8jhcgz0fakww03h1gpg4a5q1zklxhjw3dwzjvysnk"))
+                "0jh7zdxpbjkq53pmrn0jfn33abi4vs8axp55h5256czwc2gfb6z8"))
               (modules '((guix build utils)))
               (snippet
                '(begin
diff --git a/gnu/packages/commencement.scm b/gnu/packages/commencement.scm
index 4041d5bb89..0938bc3d46 100644
--- a/gnu/packages/commencement.scm
+++ b/gnu/packages/commencement.scm
@@ -3856,8 +3856,12 @@ COREUTILS-FINAL vs. COREUTILS, etc."
                                                      "libc-static")))
                        #t))))
 
-      (native-search-paths (package-native-search-paths gcc))
-      (search-paths (package-search-paths gcc))
+      (native-search-paths
+       (append (package-native-search-paths gcc)
+               (package-native-search-paths libc))) ;GUIX_LOCPATH
+      (search-paths
+       (append (package-search-paths gcc)
+               (package-search-paths libc)))
 
       (license (package-license gcc))
       (synopsis "Complete GCC tool chain for C/C++ development")
diff --git a/gnu/packages/cpp.scm b/gnu/packages/cpp.scm
index d3daae74c0..f51e83283f 100644
--- a/gnu/packages/cpp.scm
+++ b/gnu/packages/cpp.scm
@@ -41,12 +41,22 @@
   #:use-module (guix build-system python)
   #:use-module (gnu packages)
   #:use-module (gnu packages autotools)
+  #:use-module (gnu packages boost)
   #:use-module (gnu packages check)
   #:use-module (gnu packages code)
   #:use-module (gnu packages compression)
+  #:use-module (gnu packages crypto)
+  #:use-module (gnu packages gcc)
+  #:use-module (gnu packages libevent)
+  #:use-module (gnu packages libunwind)
+  #:use-module (gnu packages linux)
   #:use-module (gnu packages llvm)
+  #:use-module (gnu packages logging)
+  #:use-module (gnu packages maths)
   #:use-module (gnu packages perl)
   #:use-module (gnu packages pkg-config)
+  #:use-module (gnu packages popt)
+  #:use-module (gnu packages pretty-print)
   #:use-module (gnu packages tls)
   #:use-module (gnu packages web))
 
@@ -669,3 +679,52 @@ parsers according to a Parsing Expression Grammar (PEG).")
 standard GNU style syntax for options.")
     (home-page "https://github.com/jarro2783/cxxopts/wiki")
     (license license:expat)))
+
+(define-public folly
+  (package
+    (name "folly")
+    (version "2020.10.05.00")
+    (source (origin
+              (method git-fetch)
+              (uri (git-reference
+                    (url "https://github.com/facebook/folly")
+                    (commit (string-append "v" version))))
+              (file-name (git-file-name name version))
+              (sha256
+               (base32
+                "0q4w4cvjxffc462hvs8h4zryq4965j7015zvkwagcm6cj6wmz3cn"))))
+    (build-system cmake-build-system)
+    (arguments
+     '(;; Tests must be explicitly enabled
+       ;;#:configure-flags '("-DBUILD_TESTS=ON")))
+       ;; Leave tests disabled; see https://github.com/facebook/folly/issues/1456
+       #:tests? #f))
+    (propagated-inputs
+     `(("boost" ,boost)
+       ("gflags" ,gflags)
+       ("glog" ,glog)
+       ("liburing" ,liburing)))
+    (inputs
+     `(("bzip2" ,bzip2)
+       ("double-conversion" ,double-conversion)
+       ("fmt" ,fmt)
+       ("libaio" ,libaio)
+       ("libevent" ,libevent)
+       ("libiberty" ,libiberty)
+       ("libsodium" ,libsodium)
+       ("libunwind" ,libunwind)
+       ("lz4" ,lz4)
+       ("openssl" ,openssl)
+       ("snappy" ,snappy)
+       ("zlib" ,zlib)
+       ("zstd" ,zstd "lib")))
+    (native-inputs
+     `(("googletest" ,googletest)))
+    (synopsis "Collection of C++ components complementing the standard library")
+    (description
+     "Folly (acronymed loosely after Facebook Open Source Library) is a library
+of C++14 components that complements @code{std} and Boost.")
+    (home-page "https://github.com/facebook/folly/wiki")
+    ;; 32-bit is not supported: https://github.com/facebook/folly/issues/103
+    (supported-systems '("aarch64-linux" "x86_64-linux"))
+    (license license:asl2.0)))
diff --git a/gnu/packages/cran.scm b/gnu/packages/cran.scm
index 0939c4d5a6..59a409f8e9 100644
--- a/gnu/packages/cran.scm
+++ b/gnu/packages/cran.scm
@@ -29,6 +29,7 @@
 ;;; Copyright © 2020 Lars-Dominik Braun <ldb@leibniz-psychology.org>
 ;;; Copyright © 2020 Vinicius Monego <monego@posteo.net>
 ;;; Copyright © 2020 Antoine Côté <antoine.cote@posteo.net>
+;;; Copyright © 2020 Arun Isaac <arunisaac@systemreboot.net>
 ;;;
 ;;; This file is part of GNU Guix.
 ;;;
@@ -99,14 +100,14 @@
 (define-public r-rticles
   (package
     (name "r-rticles")
-    (version "0.15")
+    (version "0.16")
     (source
      (origin
        (method url-fetch)
        (uri (cran-uri "rticles" version))
        (sha256
         (base32
-         "0svh2bcqnlqdxdpw5afz1b980i2q13k8cxpq6flfqbi3dlwf3h8l"))))
+         "1ca3k5sdy9mnm6frcimqwf5k18j14wn69x5iagjnjwhq711l8dv0"))))
     (properties `((upstream-name . "rticles")))
     (build-system r-build-system)
     (propagated-inputs
@@ -989,18 +990,20 @@ directory.")
 (define-public r-htmlwidgets
   (package
     (name "r-htmlwidgets")
-    (version "1.5.1")
+    (version "1.5.2")
     (source (origin
               (method url-fetch)
               (uri (cran-uri "htmlwidgets" version))
               (sha256
                (base32
-                "10fp306l1nybkah6jrlrqwwdb6zvklbddp8i3w9v9naj8la5jbnl"))))
+                "0072wlkl58lav3qszzqw6pmx8qra4784r0yb6rx4lg7rbrik6335"))))
     (build-system r-build-system)
     (propagated-inputs
      `(("r-htmltools" ,r-htmltools)
        ("r-jsonlite" ,r-jsonlite)
        ("r-yaml" ,r-yaml)))
+    (native-inputs
+     `(("r-knitr" ,r-knitr)))
     (home-page "https://github.com/ramnathv/htmlwidgets")
     (synopsis "HTML Widgets for R")
     (description
@@ -1012,13 +1015,13 @@ applications.")
 (define-public r-htmltable
   (package
     (name "r-htmltable")
-    (version "2.0.1")
+    (version "2.1.0")
     (source
      (origin
        (method url-fetch)
        (uri (cran-uri "htmlTable" version))
        (sha256
-        (base32 "0ma52kajzxfg9w811d6ldhghzn9xhyr8bh7k5v265k82bzx7rac6"))))
+        (base32 "1gzh0bdxi55p1ckxv4k0a41b1j0grwv2w3lkqz4c3gkw66dk6ja0"))))
     (properties `((upstream-name . "htmlTable")))
     (build-system r-build-system)
     (propagated-inputs
@@ -2409,14 +2412,14 @@ compare different dendrograms to one another.")
 (define-public r-getoptlong
   (package
     (name "r-getoptlong")
-    (version "1.0.2")
+    (version "1.0.3")
     (source
      (origin
        (method url-fetch)
        (uri (cran-uri "GetoptLong" version))
        (sha256
         (base32
-         "1p89v2qzqfxyrmqzkv245716n9i4bllnq77a6gw811mgdhxbd51l"))))
+         "142gi3ifpcz1rhqrbw4wh326jn2q61s659wkzf92ys4dybs43dky"))))
     (properties `((upstream-name . "GetoptLong")))
     (build-system r-build-system)
     (inputs
@@ -3171,19 +3174,21 @@ available in a vignette.")
 (define-public r-lava
   (package
     (name "r-lava")
-    (version "1.6.7")
+    (version "1.6.8")
     (source
      (origin
        (method url-fetch)
        (uri (cran-uri "lava" version))
        (sha256
         (base32
-         "0ffzxbb8pvfh1m6j61az4ga37snyhylq2941fyc76w7w9i2sixv3"))))
+         "0jdmjjs894mfncswmzz7sa6cy7hqbqii5fcvl3zqkmzpbadb2za2"))))
     (build-system r-build-system)
     (propagated-inputs
      `(("r-numderiv" ,r-numderiv)
        ("r-squarem" ,r-squarem)
        ("r-survival" ,r-survival)))
+    (native-inputs
+     `(("r-knitr" ,r-knitr)))
     (home-page "https://github.com/kkholst/lava")
     (synopsis "Latent variable models")
     (description
@@ -3525,14 +3530,14 @@ problems as well as resampling based estimators of prediction error.")
 (define-public r-psych
   (package
     (name "r-psych")
-    (version "2.0.8")
+    (version "2.0.9")
     (source
      (origin
        (method url-fetch)
        (uri (cran-uri "psych" version))
        (sha256
         (base32
-         "0ymds7ql2dv994m73h68dnhbsws8bl09p2rqvl6xsq6c6xr0yryg"))))
+         "0wdh580a0psbdil28n0d85hnp42wmn11hcbnihjq8r7h54drgzpn"))))
     (build-system r-build-system)
     (propagated-inputs
      `(("r-lattice" ,r-lattice)
@@ -3578,14 +3583,14 @@ by base R methods related to model fitting.")
 (define-public r-broom
   (package
     (name "r-broom")
-    (version "0.7.0")
+    (version "0.7.1")
     (source
      (origin
        (method url-fetch)
        (uri (cran-uri "broom" version))
        (sha256
         (base32
-         "0bq8w1ckrladzck2g0mgiyjdrzi06kbqalk5q3pfvj1607fdv3d5"))))
+         "12xnpmm1cyhksv4gwcrwgrpw7c0xf1c7chlpng9lk8arifbfvqpg"))))
     (build-system r-build-system)
     (propagated-inputs
      `(("r-backports" ,r-backports)
@@ -3986,14 +3991,14 @@ programming} (SQP) based solver).")
 (define-public r-hardyweinberg
   (package
     (name "r-hardyweinberg")
-    (version "1.6.6")
+    (version "1.6.8")
     (source
      (origin
        (method url-fetch)
        (uri (cran-uri "HardyWeinberg" version))
        (sha256
         (base32
-         "1qn1bbzfk4w3mqrzisshw5xx7x249sgmj6qdi39lkqb58a4mf4kh"))))
+         "0b6j1mkpr7ck2nr9fmpnsjdv29jc6vg4b91cg50skmcgky1j0zi7"))))
     (properties `((upstream-name . "HardyWeinberg")))
     (build-system r-build-system)
     (propagated-inputs
@@ -4186,14 +4191,14 @@ modeling for empirical income distributions.")
 (define-public r-vcd
   (package
     (name "r-vcd")
-    (version "1.4-7")
+    (version "1.4-8")
     (source
      (origin
        (method url-fetch)
        (uri (cran-uri "vcd" version))
        (sha256
         (base32
-         "16aj688nhlcvdxzfsqh4s375v8f8vl8997dl8h1xg29b42nv52gc"))))
+         "030yyhpzsj4ivwrla7p9kgvmyjh6b8fr7czf678ykxjj64ccnvr3"))))
     (build-system r-build-system)
     (propagated-inputs
      `(("r-colorspace" ,r-colorspace)
@@ -4232,14 +4237,14 @@ of Eigenmatrices} (JADE).")
 (define-public r-dtw
   (package
     (name "r-dtw")
-    (version "1.21-3")
+    (version "1.22-3")
     (source
      (origin
        (method url-fetch)
        (uri (cran-uri "dtw" version))
        (sha256
         (base32
-         "02hyhx1sy5h3vzh9zixy18a7d47df4k5d0wyflcvlcbsbcl6p90s"))))
+         "004gm4mzgdzdj807j3bwqsv5lizmnmz5jq514bdjshhkysnzjz6z"))))
     (build-system r-build-system)
     (propagated-inputs `(("r-proxy" ,r-proxy)))
     (home-page "http://dtw.r-forge.r-project.org/")
@@ -4522,14 +4527,14 @@ Markdown documents.")
 (define-public r-seriation
   (package
     (name "r-seriation")
-    (version "1.2-8")
+    (version "1.2-9")
     (source
      (origin
        (method url-fetch)
        (uri (cran-uri "seriation" version))
        (sha256
         (base32
-         "1zbdxq0s5rc5v307b69fw9k52m0654ls7pf22lh35ggirig6lwsk"))))
+         "1glxn098ar1v96xlwp85kjxzfd1nyfzp2f82x5z3fm87yv57k4lb"))))
     (build-system r-build-system)
     (propagated-inputs
      `(("r-cluster" ,r-cluster)
@@ -4556,13 +4561,13 @@ iVAT).")
 (define-public r-xfun
   (package
     (name "r-xfun")
-    (version "0.17")
+    (version "0.18")
     (source
      (origin
        (method url-fetch)
        (uri (cran-uri "xfun" version))
        (sha256
-        (base32 "1zd5qi1rrz3b1lpisapa2yscanz39ghaamf28g7aq3z9ai2a2ymj"))))
+        (base32 "0iqh9b0a5wlc4lmqf7r169h4m2xji5l1viwwi47qf094rl5r3ddr"))))
     (build-system r-build-system)
     ;; knitr itself depends on xfun
     #;
@@ -4706,14 +4711,14 @@ terminals.")
 (define-public r-tinytex
   (package
     (name "r-tinytex")
-    (version "0.25")
+    (version "0.26")
     (source
      (origin
        (method url-fetch)
        (uri (cran-uri "tinytex" version))
        (sha256
         (base32
-         "0zbhzxxjlkdj9byxyab477p7cnws5y87nyg989lkzarxdc7dglza"))))
+         "02b0v8ydbfspma3rgsdpkf2cm6jl9qm3l9jsrl0xng482b06bb0q"))))
     (build-system r-build-system)
     (propagated-inputs
      `(("r-xfun" ,r-xfun)))
@@ -4774,22 +4779,44 @@ complementary pairs stability selection with improved error bounds
 arbitrary user specified variable selection approaches.")
   (license license:gpl2)))
 
+(define-public r-rle
+  (package
+    (name "r-rle")
+    (version "0.9.2")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (cran-uri "rle" version))
+       (sha256
+        (base32
+         "0sagl0jggg40lihzy7pfq4593rfvc3b3f7g6ggi85s7n18qvwg40"))))
+    (properties `((upstream-name . "rle")))
+    (build-system r-build-system)
+    (home-page "https://cran.r-project.org/web/packages/rle/")
+    (synopsis "Common functions for run-length encoded vectors")
+    (description
+     "This package provides common @code{base} and @code{stats} methods for
+@code{rle} objects, aiming to make it possible to treat them transparently as
+vectors.")
+    (license license:gpl3)))
+
 (define-public r-statnet-common
   (package
     (name "r-statnet-common")
-    (version "4.3.0")
+    (version "4.4.1")
     (source
       (origin
         (method url-fetch)
         (uri (cran-uri "statnet.common" version))
         (sha256
           (base32
-            "0ng90i0wm9wlyhjbnmnylc1bbqw396p1dr7f402dyry9x9ck6jl3"))))
+            "1z89an46xcl1d7dacj4irhk6pkajdz7v85b2347vczwdf622pksf"))))
     (properties
       `((upstream-name . "statnet.common")))
     (build-system r-build-system)
     (propagated-inputs
-     `(("r-coda" ,r-coda)))
+     `(("r-coda" ,r-coda)
+       ("r-rle" ,r-rle)))
     (home-page "https://statnet.org")
     (synopsis "R scripts and utilities used by the Statnet software")
     (description "This package provides non-statistical utilities used by the
@@ -5201,14 +5228,14 @@ interface.")
 (define-public r-trend
   (package
     (name "r-trend")
-    (version "1.1.3")
+    (version "1.1.4")
     (source
      (origin
        (method url-fetch)
        (uri (cran-uri "trend" version))
        (sha256
         (base32
-         "0bj40acr1sc7vfxdcsdja3g28xsmrclmgb3n94p89gfjcgp8nv1d"))))
+         "1mr5g5gaxiqj6x83ngcbwwh57vhrhcz0x9dh0rmvs9y2ivk29ccs"))))
     (build-system r-build-system)
     (propagated-inputs
      `(("r-extradistr" ,r-extradistr)))
@@ -5471,15 +5498,17 @@ Memorial-Sloan-Kettering Cancer Center (MSKCC).")
 (define-public r-import
   (package
     (name "r-import")
-    (version "1.1.0")
+    (version "1.2.0")
     (source
      (origin
        (method url-fetch)
        (uri (cran-uri "import" version))
        (sha256
         (base32
-         "0blf9539rbfwcmw8zsb4k58slb4pdnc075v34vmyjw752fznhcji"))))
+         "018s0x224gqnv4cjfh0fwliyfg6ma9vslmwybrlizfsmqcc5wp37"))))
     (build-system r-build-system)
+    (native-inputs
+     `(("r-knitr" ,r-knitr)))
     (home-page "https://github.com/smbache/import")
     (synopsis "Import mechanism for R")
     (description
@@ -6053,14 +6082,14 @@ additional external tools on any platform.")
 (define-public r-openxlsx
   (package
     (name "r-openxlsx")
-    (version "4.1.5")
+    (version "4.2.2")
     (source
      (origin
        (method url-fetch)
        (uri (cran-uri "openxlsx" version))
        (sha256
         (base32
-         "0wkpa3wsd8rs0pib7cp67iv0s6jn99frcrw7clypqxmvvdwyb9kq"))))
+         "12sjarcmbdww6jmkcqy8c6id94zv3lwmm15ns1y0xj3ipr8qmphb"))))
     (build-system r-build-system)
     (propagated-inputs
      `(("r-rcpp" ,r-rcpp)
@@ -6388,14 +6417,14 @@ Python to R they are converted back to R types.")
 (define-public r-bibtex
   (package
     (name "r-bibtex")
-    (version "0.4.2.2")
+    (version "0.4.2.3")
     (source
      (origin
        (method url-fetch)
        (uri (cran-uri "bibtex" version))
        (sha256
         (base32
-         "140hkjzdp3033cvji861rd06z1ixgpnn4n5amygqsmhnixk8ff07"))))
+         "0vdwx6808r73pk15263f33bkqbfmb08d8jkmr4d7h4ml414ikbbv"))))
     (build-system r-build-system)
     (propagated-inputs `(("r-stringr" ,r-stringr)))
     (home-page "https://github.com/romainfrancois/bibtex")
@@ -7126,14 +7155,14 @@ other add-on packages.")
 (define-public r-insight
   (package
     (name "r-insight")
-    (version "0.9.5")
+    (version "0.9.6")
     (source
      (origin
        (method url-fetch)
        (uri (cran-uri "insight" version))
        (sha256
         (base32
-         "0853kq4j8kic8z2gh5mxfqkwxjs4bdphlajzyvxka7af4r04bfmi"))))
+         "15mws316qfbq3nn6gb7s0m0a6jk2zi056g43yqiw4gp2ar92wd0h"))))
     (build-system r-build-system)
     (native-inputs
      `(("r-knitr" ,r-knitr)))
@@ -7154,14 +7183,14 @@ information are missing.")
 (define-public r-sjlabelled
   (package
     (name "r-sjlabelled")
-    (version "1.1.6")
+    (version "1.1.7")
     (source
      (origin
        (method url-fetch)
        (uri (cran-uri "sjlabelled" version))
        (sha256
         (base32
-         "0xvb0yi7c7wiiqjbnbisyb2cjinm11i373jacfv1yzyc9cznzyzq"))))
+         "0d3fsjd2gxchv8mlx9l5pf8xvkmx4pgvizam83f3qss07bmvpzwg"))))
     (build-system r-build-system)
     (propagated-inputs
      `(("r-insight" ,r-insight)))
@@ -7482,14 +7511,14 @@ Group (Non-)Overlap considerations.")
 (define-public r-deriv
   (package
     (name "r-deriv")
-    (version "4.0.1")
+    (version "4.1.0")
     (source
      (origin
        (method url-fetch)
        (uri (cran-uri "Deriv" version))
        (sha256
         (base32
-         "16rq65x1xhxvqwn4p427divay3b9fgam2lxccxb8529adnrxmw6p"))))
+         "1n5d10g9qv4fvl8q0q6yc0mzdbba10jniid6k3br3bfqvdp2a4pq"))))
     (properties `((upstream-name . "Deriv")))
     (build-system r-build-system)
     (home-page "https://cran.r-project.org/web/packages/Deriv")
@@ -8916,14 +8945,14 @@ observation.")
 (define-public r-sandwich
   (package
     (name "r-sandwich")
-    (version "2.5-1")
+    (version "3.0-0")
     (source
      (origin
        (method url-fetch)
        (uri (cran-uri "sandwich" version))
        (sha256
         (base32
-         "1mk685b9wq7k566pbml52rj96i5h6b3vf215k9picgmq296nzvyv"))))
+         "0afm6snak7r11dxyl3qirqdjah6d9pdv4afmxwam1nq9bqxyb3w2"))))
     (build-system r-build-system)
     (propagated-inputs
      `(("r-zoo" ,r-zoo)))
@@ -8961,14 +8990,14 @@ packages maintained by Torsten Hothorn.")
 (define-public r-multcomp
   (package
     (name "r-multcomp")
-    (version "1.4-13")
+    (version "1.4-14")
     (source
      (origin
        (method url-fetch)
        (uri (cran-uri "multcomp" version))
        (sha256
         (base32
-         "1nszi22rcc551yc75h9cdfkdqsxw1rz30vadazmpyzihp1bh63yk"))))
+         "14a55isy1sp745s109nirlk5fryy144cri6dl8y9d9wjhfxz336a"))))
     (build-system r-build-system)
     (propagated-inputs
      `(("r-codetools" ,r-codetools)
@@ -8989,14 +9018,14 @@ Hothorn, Westfall, 2010, CRC Press).")
 (define-public r-emmeans
   (package
     (name "r-emmeans")
-    (version "1.5.0")
+    (version "1.5.1")
     (source
      (origin
        (method url-fetch)
        (uri (cran-uri "emmeans" version))
        (sha256
         (base32
-         "09nap4aazpbsswqzk0d4kjngwd8sib222s31yd08sd1sqw432c6k"))))
+         "05z3vvykn56g50zhzsphdhfjzdw8g8xfindcas08hbhv5y7izhs8"))))
     (build-system r-build-system)
     (propagated-inputs
      `(("r-estimability" ,r-estimability)
@@ -9309,14 +9338,14 @@ results using @code{ggplot2}.")
 (define-public r-effectsize
   (package
     (name "r-effectsize")
-    (version "0.3.2")
+    (version "0.3.3")
     (source
      (origin
        (method url-fetch)
        (uri (cran-uri "effectsize" version))
        (sha256
         (base32
-         "0h9f260gb8707pcssf8dq7dakpq1ggkxr5kpbrbl8sn8h3qbvws9"))))
+         "00c9j6lc58ls1vrwlpzk3h1lgvxpkcrh7b4ym6kmy4fg4f08izp7"))))
     (properties `((upstream-name . "effectsize")))
     (build-system r-build-system)
     (propagated-inputs
@@ -9336,13 +9365,13 @@ conversion of indices such as Cohen's d, r, odds, etc.")
 (define-public r-sjplot
   (package
     (name "r-sjplot")
-    (version "2.8.4")
+    (version "2.8.5")
     (source
      (origin
        (method url-fetch)
        (uri (cran-uri "sjPlot" version))
        (sha256
-        (base32 "0b7k0mshkk8k26w11xbxkb5v0klhq279zn2xdz83cn8k791xkqyd"))))
+        (base32 "07fwa6ga9430irk68g9wcfpn9g24pf8qc2i127nrydm865y7ri24"))))
     (properties `((upstream-name . "sjPlot")))
     (build-system r-build-system)
     (propagated-inputs
@@ -9466,14 +9495,14 @@ terminals that do not support Unicode.")
 (define-public r-usethis
   (package
     (name "r-usethis")
-    (version "1.6.1")
+    (version "1.6.3")
     (source
      (origin
        (method url-fetch)
        (uri (cran-uri "usethis" version))
        (sha256
         (base32
-         "0vwxsnq615mwc706a4a71gyy0hmvnllbh249gzm7vl3ym5cr0cv0"))))
+         "09lk04kycvf5x9ggrb6pwc7bx5mzqxwialm2w9vn1a0w0gh2gcfc"))))
     (build-system r-build-system)
     (propagated-inputs
      `(("r-cli" ,r-cli)
@@ -9689,14 +9718,14 @@ users.")
 (define-public r-lsei
   (package
     (name "r-lsei")
-    (version "1.2-0.1")
+    (version "1.3-0")
     (source
      (origin
        (method url-fetch)
        (uri (cran-uri "lsei" version))
        (sha256
         (base32
-         "1rvzdb33x9ykl5qfwxkps1iylxqzlf1qla3l88420nbq7pxp7m87"))))
+         "1dka0rigfw4vj809qma2dkiwjb3nw5635ynnba5cm299cn7hb2b2"))))
     (build-system r-build-system)
     (native-inputs
      `(("gfortran" ,gfortran)))
@@ -9712,14 +9741,14 @@ problems into least squares ones first.")
 (define-public r-npsurv
   (package
     (name "r-npsurv")
-    (version "0.4-0.1")
+    (version "0.5-0")
     (source
      (origin
        (method url-fetch)
        (uri (cran-uri "npsurv" version))
        (sha256
         (base32
-         "09nxibp93bp9v8qcx0gnazk7fkvyh0fq9vlgxl639m6ndr7fwp88"))))
+         "1ihxhb42cga1hssj2jv4ah0f4hlwsky899ij5261fzh1wxvdp1xw"))))
     (build-system r-build-system)
     (propagated-inputs
      `(("r-lsei" ,r-lsei)))
@@ -9829,14 +9858,14 @@ analysing multivariate abundance data in community ecology.")
 (define-public r-afex
   (package
     (name "r-afex")
-    (version "0.27-2")
+    (version "0.28-0")
     (source
      (origin
        (method url-fetch)
        (uri (cran-uri "afex" version))
        (sha256
         (base32
-         "0qsmcddy4449qjj3ajmqvdiqdkhkswmz5dqf150wxwq897p3bvf2"))))
+         "0c47bq2llzw2b4avhkxyhmf1m2zjh9jsjiw2kww9n1bhwqsyr4ci"))))
     (build-system r-build-system)
     (propagated-inputs
      `(("r-car" ,r-car)
@@ -10411,14 +10440,14 @@ components).")
 (define-public r-fftwtools
   (package
     (name "r-fftwtools")
-    (version "0.9-8")
+    (version "0.9-9")
     (source
      (origin
        (method url-fetch)
        (uri (cran-uri "fftwtools" version))
        (sha256
         (base32
-         "1nqvpzda281rxi1cmwajxxsn3sc3gz7scv8bvs5jm34kf36whha6"))))
+         "0h8lyl2i6zq16ir7xnfj9dhyivxvwikm8lml19s8s8jx95z3n9x9"))))
     (build-system r-build-system)
     (inputs `(("fftw" ,fftw)))
     (home-page "https://github.com/krahim/fftwtools")
@@ -11377,14 +11406,14 @@ preparing, executing, and processing HTTP requests.")
 (define-public r-bigrquery
   (package
     (name "r-bigrquery")
-    (version "1.3.1")
+    (version "1.3.2")
     (source
      (origin
        (method url-fetch)
        (uri (cran-uri "bigrquery" version))
        (sha256
         (base32
-         "0mq03sqv5lkyn3dlxvyd6lqqwnryfdaqh05pjvngzp194fxmd9cy"))))
+         "16whccv7f94vf57dvbbrhdskz3nnbmpa11a14kp7aynckldlfy0v"))))
     (build-system r-build-system)
     (propagated-inputs
      `(("r-assertthat" ,r-assertthat)
@@ -11410,14 +11439,14 @@ preparing, executing, and processing HTTP requests.")
 (define-public r-gmp
   (package
     (name "r-gmp")
-    (version "0.6-0")
+    (version "0.6-1")
     (source
      (origin
        (method url-fetch)
        (uri (cran-uri "gmp" version))
        (sha256
         (base32
-         "1c9vpr6j6h5f6dm9l535nscl66rvr8sba5az2kswjhmzwb9xpjxc"))))
+         "11rl7qmfrpp1974f0vzsi3zjyx147wlb82ydxak2b60khfvhrn90"))))
     (build-system r-build-system)
     (arguments
      '(#:phases
@@ -11935,13 +11964,13 @@ Differences with other sparse matrix packages are:
 (define-public r-fields
   (package
     (name "r-fields")
-    (version "11.4")
+    (version "11.5")
     (source
      (origin
        (method url-fetch)
        (uri (cran-uri "fields" version))
        (sha256
-        (base32 "0x8hbl0rn7gnhn7w45wd757g9in27884qr6vy30xrk150qaq941y"))))
+        (base32 "1mgg5l6w4yvz7cccgfz3h19k11ng1s1hy26rl2h215gnfb24mnga"))))
     (build-system r-build-system)
     (propagated-inputs
      `(("r-maps" ,r-maps)
@@ -11960,14 +11989,14 @@ covariance functions for large data sets.")
 (define-public r-spatialextremes
   (package
     (name "r-spatialextremes")
-    (version "2.0-8")
+    (version "2.0-9")
     (source
      (origin
        (method url-fetch)
        (uri (cran-uri "SpatialExtremes" version))
        (sha256
         (base32
-         "0r2byz5xxc46zqnigdax28q7446ibmzmsmi10lmm2hdks3ml6sl3"))))
+         "1mhn1c8n3bmgf0fjyac3wji4790zswzkqliqcv3n8kv9806crb0y"))))
     (properties
      `((upstream-name . "SpatialExtremes")))
     (build-system r-build-system)
@@ -12384,14 +12413,14 @@ subsetting.")
 (define-public r-globals
   (package
     (name "r-globals")
-    (version "0.12.5")
+    (version "0.13.0")
     (source
      (origin
        (method url-fetch)
        (uri (cran-uri "globals" version))
        (sha256
         (base32
-         "1ha8iasgijp4q3v2b0b17y1wh7cd3nvzd9b03w49qm2bidkaf68m"))))
+         "0gqh7dbd38wqyjy9qm85v5k60vld97pyc46wf4xkgi4mr7y0ixg3"))))
     (build-system r-build-system)
     (propagated-inputs
      `(("r-codetools" ,r-codetools)))
@@ -12408,14 +12437,14 @@ them in distributed compute environments.")
 (define-public r-future
   (package
     (name "r-future")
-    (version "1.18.0")
+    (version "1.19.1")
     (source
      (origin
        (method url-fetch)
        (uri (cran-uri "future" version))
        (sha256
         (base32
-         "01fp8kgjf0k6c83q1w3dy9z90g72cc9d0004d1qw6n1j65nwxg4f"))))
+         "12f483h7g172ygafbg7h43vykv0f7xz9miwqf5q8dyv7gpgqi5fl"))))
     (build-system r-build-system)
     (propagated-inputs
      `(("r-digest" ,r-digest)
@@ -12887,14 +12916,14 @@ to easily call your own custom JavaScript functions from R.")
 (define-public r-colourpicker
   (package
     (name "r-colourpicker")
-    (version "1.0")
+    (version "1.1.0")
     (source
      (origin
        (method url-fetch)
        (uri (cran-uri "colourpicker" version))
        (sha256
         (base32
-         "0z3v2083g7kwdp21x9s2n1crfh24agpdq3yxkcdzc2awn2pwpnpi"))))
+         "1qjispj7i12m02js5cm5xlgn5lyff0kc5ybz6lbknz8q5lkbdyrd"))))
     (build-system r-build-system)
     (arguments
      `(#:modules ((guix build utils)
@@ -12935,7 +12964,8 @@ to easily call your own custom JavaScript functions from R.")
        ("r-shiny" ,r-shiny)
        ("r-shinyjs" ,r-shinyjs)))
     (native-inputs
-     `(("uglify-js" ,uglify-js)
+     `(("r-knitr" ,r-knitr)
+       ("uglify-js" ,uglify-js)
        ("js-jquery"
         ,(origin
            (method url-fetch)
@@ -14027,13 +14057,13 @@ also provided to illustrate various methods.")
 (define-public r-pegas
   (package
     (name "r-pegas")
-    (version "0.13")
+    (version "0.14")
     (source
      (origin
        (method url-fetch)
        (uri (cran-uri "pegas" version))
        (sha256
-        (base32 "002i7s4g0nhnq0v05gs0yssqiyhpq2f7rw2rhn31hsbgxc86frvy"))))
+        (base32 "0lr06gajzdanj8ax91kgpxsj863m367v2s1z5gnxps3999n0xybx"))))
     (build-system r-build-system)
     (propagated-inputs
      `(("r-adegenet" ,r-adegenet)
@@ -14791,20 +14821,21 @@ the XKCD web comic.")
 (define-public r-msigdbr
   (package
     (name "r-msigdbr")
-    (version "7.1.1")
+    (version "7.2.1")
     (source
      (origin
        (method url-fetch)
        (uri (cran-uri "msigdbr" version))
        (sha256
         (base32
-         "0jvi49qa7616s58p0rx66pcw7h12rc8kgcg9225jk7pc3934hnzh"))))
+         "1rc2p9vw57pn4prmfgay4w18qd53ggq7wxfsi9kp7w25ciip1dq1"))))
     (build-system r-build-system)
     (propagated-inputs
      `(("r-dplyr" ,r-dplyr)
        ("r-magrittr" ,r-magrittr)
        ("r-rlang" ,r-rlang)
-       ("r-tibble" ,r-tibble)))
+       ("r-tibble" ,r-tibble)
+       ("r-tidyselect" ,r-tidyselect)))
     (native-inputs
      `(("r-knitr" ,r-knitr)))
     (home-page "https://github.com/igordot/msigdbr")
@@ -15181,14 +15212,14 @@ discriminant analysis for the purpose of classifying high dimensional data.")
 (define-public r-ggvis
   (package
     (name "r-ggvis")
-    (version "0.4.5")
+    (version "0.4.6")
     (source
      (origin
        (method url-fetch)
        (uri (cran-uri "ggvis" version))
        (sha256
         (base32
-         "091i9f17912j8qcyxppjgwzjnyqj7769ixs9d2gjg6f2clskqdw2"))))
+         "1k40mkfxj66qvwbsp849maihv6vxkdprhhzjkwffwn0lwl78lsz1"))))
     (build-system r-build-system)
     (propagated-inputs
      `(("r-assertthat" ,r-assertthat)
@@ -15718,17 +15749,18 @@ code edited with @code{RStudio IDE}, @code{Emacs} and @code{Vim}.")
 (define-public r-sctransform
   (package
     (name "r-sctransform")
-    (version "0.2.1")
+    (version "0.3")
     (source
      (origin
        (method url-fetch)
        (uri (cran-uri "sctransform" version))
        (sha256
         (base32
-         "07v3lzccsrkh1glfxd1q20r8f8gl9ls5az0s1dvxm4vcls0hlhyn"))))
+         "1vyjxzghfvw57pwncvkfg3lbcsqfdsiplh1h4vscxpnd3872nrq3"))))
     (build-system r-build-system)
     (propagated-inputs
-     `(("r-future-apply" ,r-future-apply)
+     `(("r-future" ,r-future)
+       ("r-future-apply" ,r-future-apply)
        ("r-ggplot2" ,r-ggplot2)
        ("r-gridextra" ,r-gridextra)
        ("r-mass" ,r-mass)
@@ -16137,14 +16169,14 @@ includes data sets from oceanography.")
 (define-public r-ggfortify
   (package
     (name "r-ggfortify")
-    (version "0.4.10")
+    (version "0.4.11")
     (source
      (origin
        (method url-fetch)
        (uri (cran-uri "ggfortify" version))
        (sha256
         (base32
-         "0wmcwp63h90v3f00ixszvis4z28im621jickvc0wgi6qvjvnayq0"))))
+         "1wfm7l9bz6msh7rflgfv9dgbxh1ikz2ay0v7sgk9nkc24y6lhbpk"))))
     (build-system r-build-system)
     (propagated-inputs
      `(("r-dplyr" ,r-dplyr)
@@ -16621,13 +16653,13 @@ function and interfaces to external frameworks.")
 (define-public r-covr
   (package
     (name "r-covr")
-    (version "3.5.0")
+    (version "3.5.1")
     (source
      (origin
        (method url-fetch)
        (uri (cran-uri "covr" version))
        (sha256
-        (base32 "1pvr95h7jg9hqq1qq1cccy323pkxldrwafl08151cc410499k4fb"))))
+        (base32 "0v5cv3cw2kpdr6wxmkbd3wclavr17zipypdcb10hhmpa4cvgqk55"))))
     (properties `((upstream-name . "covr")))
     (build-system r-build-system)
     (propagated-inputs
@@ -16654,14 +16686,14 @@ both R code and compiled C/C++/FORTRAN code.")
 (define-public r-systemfonts
   (package
     (name "r-systemfonts")
-    (version "0.3.1")
+    (version "0.3.2")
     (source
      (origin
        (method url-fetch)
        (uri (cran-uri "systemfonts" version))
        (sha256
         (base32
-         "0ldxgcayyisp2gcbv4xw9zpb48bp4czi8016kq5nqdqhv1qb3sz0"))))
+         "12hdvv66kkd3b4rs82blc3c4ifz2dw1048sqpkbz6vkk1zqpc53x"))))
     (properties `((upstream-name . "systemfonts")))
     (build-system r-build-system)
     (propagated-inputs
@@ -16802,14 +16834,14 @@ in pipelines.")
 (define-public r-parameters
   (package
     (name "r-parameters")
-    (version "0.8.5")
+    (version "0.8.6")
     (source
      (origin
        (method url-fetch)
        (uri (cran-uri "parameters" version))
        (sha256
         (base32
-         "1vax5p1znq2ddbks2i614hbrnn2x6x71942xx49p813qk8dh284l"))))
+         "0z4qy62pxiwnsgi77ydymlc12ss9p9gbqljik2h0rwlmkpmk016w"))))
     (properties `((upstream-name . "parameters")))
     (build-system r-build-system)
     (propagated-inputs
@@ -16831,18 +16863,18 @@ effect size.")
 (define-public r-rgdal
   (package
     (name "r-rgdal")
-    (version "1.5-16")
+    (version "1.5-17")
     (source
      (origin
        (method url-fetch)
        (uri (cran-uri "rgdal" version))
        (sha256
-        (base32 "0rwlsafqxgqflfid4ciaa9qz3f75fgw8hilhaqj558gdxg8bzigp"))))
+        (base32 "16vk3a8azbqhv4m598i78hs9m1nlfcls6lx011v0wgiw6ksq64zw"))))
     (properties `((upstream-name . "rgdal")))
     (build-system r-build-system)
     (inputs
      `(("gdal" ,gdal)
-       ("proj.4" ,proj.4)
+       ("proj" ,proj)
        ("zlib" ,zlib)))
     (propagated-inputs
      `(("r-sp" ,r-sp)))
@@ -17085,14 +17117,14 @@ structural data.")
 (define-public r-bios2cor
   (package
     (name "r-bios2cor")
-    (version "2.1")
+    (version "2.2")
     (source
      (origin
        (method url-fetch)
        (uri (cran-uri "Bios2cor" version))
        (sha256
         (base32
-         "04wk1cjrrxhpv1kdhd67r1qvjv268xxi0z0r105wy912110z9m6x"))))
+         "1wkj9vr33m9jilidil9jpw5rzr3pf7gkimxdvch22ks4bgkx7l1w"))))
     (properties `((upstream-name . "Bios2cor")))
     (build-system r-build-system)
     (propagated-inputs
@@ -17990,14 +18022,14 @@ See e.g. Gentle (2003) @url{doi:10.1007/b97336}.")
 (define-public r-lhs
   (package
     (name "r-lhs")
-    (version "1.0.2")
+    (version "1.1.1")
     (source
      (origin
        (method url-fetch)
        (uri (cran-uri "lhs" version))
        (sha256
         (base32
-         "0n0i1hr9gmc0hfcs2cvpjvdfgm6k26rhcq3q22r8ic0gfj953572"))))
+         "1p4h03qlijs2a59wfd4rlvdlb9i87pw2zm8xsjd6yzz8vlm9yglh"))))
     (properties `((upstream-name . "lhs")))
     (build-system r-build-system)
     (propagated-inputs `(("r-rcpp" ,r-rcpp)))
@@ -18013,14 +18045,14 @@ Latin Hypercube Samples.")
 (define-public r-acebayes
   (package
     (name "r-acebayes")
-    (version "1.9")
+    (version "1.10")
     (source
      (origin
        (method url-fetch)
        (uri (cran-uri "acebayes" version))
        (sha256
         (base32
-         "1imfwm1vpbb24vfmfn1nljhmaz8429mwjihw34892p387s8h7xz2"))))
+         "11bffz430gdfdaxjx3simig66vhynmx6l1ylac4q2shcmj52nx73"))))
     (properties `((upstream-name . "acebayes")))
     (build-system r-build-system)
     (propagated-inputs
@@ -19869,14 +19901,14 @@ generation for the Poisson binomial distribution.")
 (define-public r-diagram
   (package
     (name "r-diagram")
-    (version "1.6.4")
+    (version "1.6.5")
     (source
      (origin
        (method url-fetch)
        (uri (cran-uri "diagram" version))
        (sha256
         (base32
-         "0f6ffprn5k0ir1s7m9s7izc64aa17r3gnygagz5bihrlsvawaavw"))))
+         "1r3lyl0h7mk9cfg8smr3jydfkjdawaphnxibkxfjqa7029vkxh79"))))
     (properties `((upstream-name . "diagram")))
     (build-system r-build-system)
     (propagated-inputs
@@ -20447,14 +20479,14 @@ Norwegian, Portuguese, Romanian, Russian, Spanish, Swedish and Turkish.")
 (define-public r-quanteda
   (package
     (name "r-quanteda")
-    (version "2.1.1")
+    (version "2.1.2")
     (source
      (origin
        (method url-fetch)
        (uri (cran-uri "quanteda" version))
        (sha256
         (base32
-         "1wlrd7g2b459pnkqhihxhn74f37py1c9pxrdzp5xzp4mnbdxcsj8"))))
+         "13rjwgmg5v1dbryrs9ifyy76s5ib6wrbrm2y5af44vhf1h6p9cvy"))))
     (properties `((upstream-name . "quanteda")))
     (build-system r-build-system)
     (propagated-inputs
@@ -20523,14 +20555,14 @@ Gibbs sampling by Xuan-Hieu Phan and co-authors.")
 (define-public r-stm
   (package
     (name "r-stm")
-    (version "1.3.5")
+    (version "1.3.6")
     (source
      (origin
        (method url-fetch)
        (uri (cran-uri "stm" version))
        (sha256
         (base32
-         "1yyfxaxqc6yq0yq68zhdnhpwpvsyp71dlmivn7zxixfmp932s6cn"))))
+         "0qwq4nin2n9fjd06852r8k7arvcgh46kcfb3lm21swgx6j8bgrhb"))))
     (properties `((upstream-name . "stm")))
     (build-system r-build-system)
     (propagated-inputs
@@ -20732,14 +20764,14 @@ least squares.")
 (define-public r-regsem
   (package
     (name "r-regsem")
-    (version "1.5.2")
+    (version "1.6.2")
     (source
      (origin
        (method url-fetch)
        (uri (cran-uri "regsem" version))
        (sha256
         (base32
-         "0ch057010xfsw0nqcsarzakdbiplvxaldyqlbbacspqs65ax1yk7"))))
+         "14nrzyrkrijdrr4jwkri5zra2wh36w68wy6xs600l2z1633h2lmn"))))
     (properties `((upstream-name . "regsem")))
     (build-system r-build-system)
     (propagated-inputs
@@ -20747,6 +20779,8 @@ least squares.")
        ("r-rcpp" ,r-rcpp)
        ("r-rcpparmadillo" ,r-rcpparmadillo)
        ("r-rsolnp" ,r-rsolnp)))
+    (native-inputs
+     `(("r-knitr" ,r-knitr)))
     (home-page "https://cran.r-project.org/package=regsem")
     (synopsis "Regularized structural equation modeling")
     (description
@@ -20801,14 +20835,14 @@ and analyze Stan models.")
 (define-public r-rpf
   (package
     (name "r-rpf")
-    (version "1.0.4")
+    (version "1.0.5")
     (source
      (origin
        (method url-fetch)
        (uri (cran-uri "rpf" version))
        (sha256
         (base32
-         "17crcgsbcsh0c00n7bgdqfnd7n1vzz7drfxjs7d18253yl5x44pl"))))
+         "0kz7i7g3l16irz6bxgnkxdmmd931m1fk6rl72dvs21ir5brr010l"))))
     (properties `((upstream-name . "rpf")))
     (build-system r-build-system)
     (propagated-inputs
@@ -22136,14 +22170,14 @@ is also implemented here.")
 (define-public r-aws
   (package
     (name "r-aws")
-    (version "2.4-3")
+    (version "2.5")
     (source
      (origin
        (method url-fetch)
        (uri (cran-uri "aws" version))
        (sha256
         (base32
-         "0ccm8ffjf8bylhfr64j9wzi49hzigz4bs172pvkb0bi4d5vdr0l5"))))
+         "1mwg1q7l4a07g5aa9c6kh3fpl9lakk01pbzlk7ixbpy12yfvj9nm"))))
     (properties
      `((upstream-name . "aws")))
     (build-system r-build-system)
@@ -22300,21 +22334,22 @@ infinite-precision rational arithmetic.")
 (define-public r-rxnat
   (package
     (name "r-rxnat")
-    (version "1.0.12")
+    (version "1.0.14")
     (source
      (origin
        (method url-fetch)
        (uri (cran-uri "Rxnat" version))
        (sha256
         (base32
-         "06w99b5lvpycykzlga6grw33zkajwbb04s89s37wy9zxy42vc4cb"))))
+         "00fl68pa0c2vy4xlny67pn41lzgm7b97wgg3dwm6z35izca62l11"))))
     (properties
      `((upstream-name . "Rxnat")))
     (build-system r-build-system)
     (propagated-inputs
      `(("r-dplyr" ,r-dplyr)
        ("r-httr" ,r-httr)
-       ("r-rcurl" ,r-rcurl)))
+       ("r-rcurl" ,r-rcurl)
+       ("r-tibble" ,r-tibble)))
     (native-inputs
      `(("r-knitr" ,r-knitr)))
     (home-page "https://cran.r-project.org/web/packages/Rxnat/")
@@ -22704,14 +22739,14 @@ incremented as outlined at @url{http://semver.org}.")
 (define-public r-binman
   (package
     (name "r-binman")
-    (version "0.1.1")
+    (version "0.1.2")
     (source
       (origin
         (method url-fetch)
         (uri (cran-uri "binman" version))
         (sha256
           (base32
-            "0hm0h285p4v9lhrqjy8s22f1s1vmfpfla5iaycpj8vw3qb3632az"))))
+            "00l7m98h41r67gf0qxqis3vx63j7wylnk9vlgcyk41szkrz8ikkc"))))
     (properties `((upstream-name . "binman")))
     (build-system r-build-system)
     (propagated-inputs
@@ -23056,14 +23091,14 @@ formal inference.")
 (define-public r-gaston
   (package
     (name "r-gaston")
-    (version "1.5.6")
+    (version "1.5.7")
     (source
      (origin
        (method url-fetch)
        (uri (cran-uri "gaston" version))
        (sha256
         (base32
-         "1bx6iqfjb9lf3vn0z7v8wjv9m7issvqsnymm4qsgl3622s6qz6rg"))))
+         "14z94dpln4dvgrv2w7w9ik7h6rpvbf02qhq1hqzx8c2cndzxr21i"))))
     (properties `((upstream-name . "gaston")))
     (build-system r-build-system)
     (inputs `(("zlib" ,zlib)))
@@ -23084,14 +23119,14 @@ for linear mixed models (AIREML).")
 (define-public r-cpp11
   (package
     (name "r-cpp11")
-    (version "0.2.1")
+    (version "0.2.2")
     (source
      (origin
        (method url-fetch)
        (uri (cran-uri "cpp11" version))
        (sha256
         (base32
-         "1113y61lj4cg1d2yjavdx9zih5rzb4pnxmj5v3sr4bhzlxz2scda"))))
+         "1b1h7kjl3xrd4nfly7wd6v8mbyancm632r4k37pafs8xi6cqm848"))))
     (properties `((upstream-name . "cpp11")))
     (build-system r-build-system)
     (native-inputs `(("r-knitr" ,r-knitr)))
@@ -23662,14 +23697,14 @@ more.")
 (define-public r-workflows
   (package
     (name "r-workflows")
-    (version "0.1.3")
+    (version "0.2.0")
     (source
      (origin
        (method url-fetch)
        (uri (cran-uri "workflows" version))
        (sha256
         (base32
-         "1d5njd1xdl8kghlbar4acgl9hxq83p6k7yks592cvakmcz7f853m"))))
+         "1mj0ibl6myzw5vl5n4gcfy7fz8wd1755kp8sdy18isxg8h5h23ya"))))
     (properties `((upstream-name . "workflows")))
     (build-system r-build-system)
     (propagated-inputs
@@ -23679,7 +23714,8 @@ more.")
        ("r-glue" ,r-glue)
        ("r-hardhat" ,r-hardhat)
        ("r-parsnip" ,r-parsnip)
-       ("r-rlang" ,r-rlang)))
+       ("r-rlang" ,r-rlang)
+       ("r-tidyselect" ,r-tidyselect)))
     (native-inputs
      `(("r-knitr" ,r-knitr)))
     (home-page "https://github.com/tidymodels/workflows")
@@ -23754,25 +23790,81 @@ to a data set such as confusion matrices, class probability curve summaries,
 and regression metrics (e.g., RMSE).")
     (license license:gpl2)))
 
+(define-public r-warp
+  (package
+    (name "r-warp")
+    (version "0.1.0")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (cran-uri "warp" version))
+       (sha256
+        (base32
+         "16bmym91h0sbbh4iqasqs0f4kp3jqlm3sqgc356mznhxwnsm8dm2"))))
+    (properties `((upstream-name . "warp")))
+    (build-system r-build-system)
+    (native-inputs `(("r-knitr" ,r-knitr)))
+    (home-page "https://github.com/DavisVaughan/warp")
+    (synopsis "Group dates")
+    (description
+     "This package provides tooling to group dates by a variety of periods
+including: yearly, monthly, by second, by week of the month, and more.  The
+groups are defined in such a way that they also represent the distance between
+dates in terms of the period.  This extracts valuable information that can be
+used in further calculations that rely on a specific temporal spacing between
+observations.")
+    (license license:expat)))
+
+(define-public r-slider
+  (package
+    (name "r-slider")
+    (version "0.1.5")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (cran-uri "slider" version))
+       (sha256
+        (base32
+         "1x4jwfxam4czfkb1s5qds5krfw1h2p5a4rh6f5z4yvhsv0d81xck"))))
+    (properties `((upstream-name . "slider")))
+    (build-system r-build-system)
+    (propagated-inputs
+     `(("r-glue" ,r-glue)
+       ("r-rlang" ,r-rlang)
+       ("r-vctrs" ,r-vctrs)
+       ("r-warp" ,r-warp)))
+    (native-inputs `(("r-knitr" ,r-knitr)))
+    (home-page "https://github.com/DavisVaughan/slider")
+    (synopsis "Sliding window functions")
+    (description
+     "This package provides type-stable rolling window functions over any R
+data type.  Cumulative and expanding windows are also supported.  For more
+advanced usage, an index can be used as a secondary vector that defines how
+sliding windows are to be created.")
+    (license license:expat)))
+
 (define-public r-rsample
   (package
     (name "r-rsample")
-    (version "0.0.7")
+    (version "0.0.8")
     (source
      (origin
        (method url-fetch)
        (uri (cran-uri "rsample" version))
        (sha256
         (base32
-         "0s6hgq0rcv3ianyidq3n9z34y5ww51gaggqkwmwns9yyxmwfjcm8"))))
+         "1psmxk16d4bz1v05x0gb9hn4brkdjxw8hjbxmj62snichnix3q3i"))))
     (properties `((upstream-name . "rsample")))
     (build-system r-build-system)
     (propagated-inputs
      `(("r-dplyr" ,r-dplyr)
+       ("r-ellipsis" ,r-ellipsis)
        ("r-furrr" ,r-furrr)
        ("r-generics" ,r-generics)
+       ("r-modeldata" ,r-modeldata)
        ("r-purrr" ,r-purrr)
        ("r-rlang" ,r-rlang)
+       ("r-slider" ,r-slider)
        ("r-tibble" ,r-tibble)
        ("r-tidyr" ,r-tidyr)
        ("r-tidyselect" ,r-tidyselect)
@@ -23809,14 +23901,14 @@ Design} (SFD) and to test their quality.")
 (define-public r-dials
   (package
     (name "r-dials")
-    (version "0.0.8")
+    (version "0.0.9")
     (source
      (origin
        (method url-fetch)
        (uri (cran-uri "dials" version))
        (sha256
         (base32
-         "0jxmlcy20y57chflx91fqz6c4pbdckzr7jirq4s72vp723avrr4p"))))
+         "0g9wj2py4wz703rh4p7hk8qxqnkm7zyrypv4qz4vaqziazjsmxks"))))
     (properties `((upstream-name . "dials")))
     (build-system r-build-system)
     (propagated-inputs
@@ -23921,14 +24013,14 @@ models without involving a test set.")
 (define-public r-tidypredict
   (package
     (name "r-tidypredict")
-    (version "0.4.6")
+    (version "0.4.7")
     (source
      (origin
        (method url-fetch)
        (uri (cran-uri "tidypredict" version))
        (sha256
         (base32
-         "1fx1nr8fry3nwy2391g26zkqakdf8f3j7zyrihbc0qhscvbdskiy"))))
+         "0z0wr0ssl1h0smr9431cy1ik5kxfy1nvkdcyyq9c0355h828hybh"))))
     (properties `((upstream-name . "tidypredict")))
     (build-system r-build-system)
     (propagated-inputs
@@ -23937,7 +24029,9 @@ models without involving a test set.")
        ("r-knitr" ,r-knitr)
        ("r-purrr" ,r-purrr)
        ("r-rlang" ,r-rlang)
-       ("r-tibble" ,r-tibble)))
+       ("r-stringr" ,r-stringr)
+       ("r-tibble" ,r-tibble)
+       ("r-tidyr" ,r-tidyr)))
     (native-inputs
      `(("r-knitr" ,r-knitr)))
     (home-page "https://tidypredict.tidymodels.org")
@@ -24043,14 +24137,14 @@ vignettes in all common formats.")
 (define-public r-tidytext
   (package
     (name "r-tidytext")
-    (version "0.2.5")
+    (version "0.2.6")
     (source
      (origin
        (method url-fetch)
        (uri (cran-uri "tidytext" version))
        (sha256
         (base32
-         "0kwbpffdnqrb6hgrrmrfnx890imbzvp5bs6sj1k72if28qijarm5"))))
+         "0xmjkab7p13ncfglf3a9hvndf8fh96mmxw3l7hcpbnaq9qkiwk29"))))
     (properties `((upstream-name . "tidytext")))
     (build-system r-build-system)
     (propagated-inputs
@@ -24355,13 +24449,13 @@ as allowing spectra with different resolutions.")
 (define-public r-seurat
   (package
     (name "r-seurat")
-    (version "3.2.1")
+    (version "3.2.2")
     (source (origin
               (method url-fetch)
               (uri (cran-uri "Seurat" version))
               (sha256
                (base32
-                "0jipc4xpmx56jzc31w6nsl77ah8x8wq7jclg2mxhjql4ixkwmz54"))))
+                "048vnj0c3mrwhr6yq3jqhgnkg68w99nj1ccsmgnd8rl694w26spj"))))
     (properties `((upstream-name . "Seurat")))
     (build-system r-build-system)
     (propagated-inputs
diff --git a/gnu/packages/crates-graphics.scm b/gnu/packages/crates-graphics.scm
index e0b60f9f09..9193479092 100644
--- a/gnu/packages/crates-graphics.scm
+++ b/gnu/packages/crates-graphics.scm
@@ -910,7 +910,7 @@ for computer graphics.")
      `(#:tests? #f      ; Some test images are missing from the release.
        #:cargo-inputs
        (("rust-bytemuck" ,rust-bytemuck-1)
-        ("rust-byteorder" ,rust-byteorder-1.3)
+        ("rust-byteorder" ,rust-byteorder-1)
         ("rust-gif" ,rust-gif-0.10)
         ("rust-jpeg-decoder" ,rust-jpeg-decoder-0.1)
         ("rust-num-iter" ,rust-num-iter-0.1)
@@ -920,7 +920,7 @@ for computer graphics.")
         ("rust-scoped-threadpool" ,rust-scoped-threadpool-0.1)
         ("rust-tiff" ,rust-tiff-0.5))
        #:cargo-development-inputs
-       (("rust-crc32fast" ,rust-crc32fast-1.2)
+       (("rust-crc32fast" ,rust-crc32fast-1)
         ("rust-criterion" ,rust-criterion-0.3)
         ("rust-glob" ,rust-glob-0.3)
         ("rust-num-complex" ,rust-num-complex-0.3)
@@ -949,7 +949,7 @@ for the most common image formats.")
     (arguments
      `(#:tests? #f      ; Some test images are missing from the release.
        #:cargo-inputs
-       (("rust-byteorder" ,rust-byteorder-1.3)
+       (("rust-byteorder" ,rust-byteorder-1)
         ("rust-gif" ,rust-gif-0.10)
         ("rust-jpeg-decoder" ,rust-jpeg-decoder-0.1)
         ("rust-num-iter" ,rust-num-iter-0.1)
@@ -959,7 +959,7 @@ for the most common image formats.")
         ("rust-scoped-threadpool" ,rust-scoped-threadpool-0.1)
         ("rust-tiff" ,rust-tiff-0.3))
        #:cargo-development-inputs
-       (("rust-crc32fast" ,rust-crc32fast-1.2)
+       (("rust-crc32fast" ,rust-crc32fast-1)
         ("rust-glob" ,rust-glob-0.3)
         ("rust-num-complex" ,rust-num-complex-0.2)
         ("rust-quickcheck" ,rust-quickcheck-0.9))))))
@@ -980,7 +980,7 @@ for the most common image formats.")
          "1sv534xp8yyn7jj0q6yn2bgng1350f962g81sv8v7c6pgi31wdrm"))))
     (arguments
      `(#:cargo-inputs
-       (("rust-byteorder" ,rust-byteorder-1.3)
+       (("rust-byteorder" ,rust-byteorder-1)
         ("rust-gif" ,rust-gif-0.10)
         ("rust-jpeg-decoder" ,rust-jpeg-decoder-0.1)
         ("rust-lzw" ,rust-lzw-0.10)
@@ -1011,7 +1011,7 @@ for the most common image formats.")
          "01058n0jcw25pq5shn7lkvywv8c28xsxb3nwwyb4r16ijm1mnrj4"))))
     (arguments
      `(#:cargo-inputs
-       (("rust-byteorder" ,rust-byteorder-1.3)
+       (("rust-byteorder" ,rust-byteorder-1)
         ("rust-gif" ,rust-gif-0.10)
         ("rust-jpeg-decoder" ,rust-jpeg-decoder-0.1)
         ("rust-lzw" ,rust-lzw-0.10)
@@ -1043,7 +1043,7 @@ for the most common image formats.")
     (arguments
      `(#:tests? #f      ; Some test files missing.
        #:cargo-inputs
-       (("rust-byteorder" ,rust-byteorder-1.3)
+       (("rust-byteorder" ,rust-byteorder-1)
         ("rust-rayon" ,rust-rayon-1))
        #:cargo-development-inputs
        (("rust-criterion" ,rust-criterion-0.3)
@@ -1538,7 +1538,7 @@ interactive applications.")
      `(#:skip-build? #t
        #:cargo-inputs
        (("rust-bitflags" ,rust-bitflags-1)
-        ("rust-crc32fast" ,rust-crc32fast-1.2)
+        ("rust-crc32fast" ,rust-crc32fast-1)
         ("rust-deflate" ,rust-deflate-0.8)
         ("rust-miniz-oxide" ,rust-miniz-oxide-0.3))
        #:cargo-development-inputs
@@ -1573,7 +1573,7 @@ interactive applications.")
      `(#:skip-build? #t
        #:cargo-inputs
        (("rust-bitflags" ,rust-bitflags-1)
-        ("rust-crc32fast" ,rust-crc32fast-1.2)
+        ("rust-crc32fast" ,rust-crc32fast-1)
         ("rust-deflate" ,rust-deflate-0.7)
         ("rust-inflate" ,rust-inflate-0.4))
        #:cargo-development-inputs
@@ -1740,7 +1740,7 @@ first-class Rust objects.")
         ("rust-wayland-client" ,rust-wayland-client-0.23)
         ("rust-wayland-protocols" ,rust-wayland-protocols-0.23))
        #:cargo-development-inputs
-       (("rust-byteorder" ,rust-byteorder-1.3)
+       (("rust-byteorder" ,rust-byteorder-1)
         ("rust-image" ,rust-image-0.21)
         ("rust-wayland-client" ,rust-wayland-client-0.23))))
     (home-page "https://github.com/smithay/client-toolkit")
@@ -1775,7 +1775,7 @@ first-class Rust objects.")
         ("rust-wayland-commons" ,rust-wayland-commons-0.21)
         ("rust-wayland-protocols" ,rust-wayland-protocols-0.21))
        #:cargo-development-inputs
-       (("rust-byteorder" ,rust-byteorder-1.3)
+       (("rust-byteorder" ,rust-byteorder-1)
         ("rust-image" ,rust-image-0.20)
         ("rust-wayland-client" ,rust-wayland-client-0.21))))))
 
@@ -1825,7 +1825,7 @@ first-class Rust objects.")
     (arguments
      `(#:tests? #f      ; not all test files included
        #:cargo-inputs
-       (("rust-byteorder" ,rust-byteorder-1.3)
+       (("rust-byteorder" ,rust-byteorder-1)
         ("rust-lzw" ,rust-lzw-0.10)
         ("rust-miniz-oxide" ,rust-miniz-oxide-0.3))))
     (home-page "https://github.com/image-rs/image-tiff")
@@ -1852,7 +1852,7 @@ first-class Rust objects.")
     (arguments
      `(#:tests? #f      ; Tests images not included with release.
        #:cargo-inputs
-       (("rust-byteorder" ,rust-byteorder-1.3)
+       (("rust-byteorder" ,rust-byteorder-1)
         ("rust-lzw" ,rust-lzw-0.10)
         ("rust-num-derive" ,rust-num-derive-0.2)
         ("rust-num-traits" ,rust-num-traits-0.2))
@@ -1875,7 +1875,7 @@ first-class Rust objects.")
          "1kn7psgpacns337vvqh272rkqwnakmjd51rc7ygwnc03ibr38j0y"))))
     (arguments
      `(#:cargo-inputs
-       (("rust-byteorder" ,rust-byteorder-1.3)
+       (("rust-byteorder" ,rust-byteorder-1)
         ("rust-lzw" ,rust-lzw-0.10)
         ("rust-num-derive" ,rust-num-derive-0.2)
         ("rust-num-traits" ,rust-num-traits-0.2))))))
@@ -1906,7 +1906,7 @@ first-class Rust objects.")
         ("rust-wayland-sys" ,rust-wayland-sys-0.23)
         ("rust-wayland-scanner" ,rust-wayland-scanner-0.23))
        #:cargo-development-inputs
-       (("rust-byteorder" ,rust-byteorder-1.3)
+       (("rust-byteorder" ,rust-byteorder-1)
         ("rust-tempfile" ,rust-tempfile-3))))
     (home-page "https://github.com/smithay/wayland-rs")
     (synopsis
@@ -1942,7 +1942,7 @@ the wayland protocol, client side.")
         ("rust-wayland-sys" ,rust-wayland-sys-0.21)
         ("rust-wayland-scanner" ,rust-wayland-scanner-0.21))
        #:cargo-development-inputs
-       (("rust-byteorder" ,rust-byteorder-1.3)
+       (("rust-byteorder" ,rust-byteorder-1)
         ("rust-tempfile" ,rust-tempfile-3))))))
 
 (define-public rust-wayland-commons-0.23
@@ -2223,7 +2223,7 @@ protocol extensions.  Look at the crate wayland-client for usable bindings.")
         ("rust-log" ,rust-log-0.4)
         ("rust-objc" ,rust-objc-0.2)
         ("rust-parking-lot" ,rust-parking-lot-0.10)
-        ("rust-percent-encoding" ,rust-percent-encoding-2.1)
+        ("rust-percent-encoding" ,rust-percent-encoding-2)
         ("rust-raw-window-handle" ,rust-raw-window-handle-0.3)
         ("rust-serde" ,rust-serde-1)
         ("rust-smithay-client-toolkit" ,rust-smithay-client-toolkit-0.6)
@@ -2272,7 +2272,7 @@ protocol extensions.  Look at the crate wayland-client for usable bindings.")
         ("rust-log" ,rust-log-0.4)
         ("rust-objc" ,rust-objc-0.2)
         ("rust-parking-lot" ,rust-parking-lot-0.9)
-        ("rust-percent-encoding" ,rust-percent-encoding-2.1)
+        ("rust-percent-encoding" ,rust-percent-encoding-2)
         ("rust-raw-window-handle" ,rust-raw-window-handle-0.3)
         ("rust-serde" ,rust-serde-1)
         ("rust-smithay-client-toolkit" ,rust-smithay-client-toolkit-0.4)
diff --git a/gnu/packages/crates-io.scm b/gnu/packages/crates-io.scm
index 3ad8336c91..5b4767a779 100644
--- a/gnu/packages/crates-io.scm
+++ b/gnu/packages/crates-io.scm
@@ -10,6 +10,7 @@
 ;;; Copyright © 2020 Leo Famulari <leo@famulari.name>
 ;;; Copyright © 2020 Gabriel Arazas <foo.dogsquared@gmail.com>
 ;;; Copyright © 2020 André Batista <nandre@riseup.net>
+;;; Copyright © 2020 Arun Isaac <arunisaac@systemreboot.net>
 ;;;
 ;;; This file is part of GNU Guix.
 ;;;
@@ -29,13 +30,17 @@
 (define-module (gnu packages crates-io)
   #:use-module (guix build-system cargo)
   #:use-module (guix download)
+  #:use-module (guix git-download)
   #:use-module ((guix licenses) #:prefix license:)
   #:use-module (guix packages)
+  #:use-module (guix utils)
   #:use-module (gnu packages)
+  #:use-module (gnu packages cmake)
   #:use-module (gnu packages compression)
   #:use-module (gnu packages crates-graphics)
   #:use-module (gnu packages crates-gtk)
   #:use-module (gnu packages curl)
+  #:use-module (gnu packages databases)
   #:use-module (gnu packages fontutils)
   #:use-module (gnu packages gettext)
   #:use-module (gnu packages jemalloc)
@@ -105,7 +110,7 @@ library in Rust.")
         ("rust-cpp-demangle" ,rust-cpp-demangle-0.2)
         ("rust-gimli" ,rust-gimli-0.20)
         ("rust-smallvec" ,rust-smallvec-1)
-        ("rust-lazycell" ,rust-lazycell-1.2))
+        ("rust-lazycell" ,rust-lazycell-1))
        #:cargo-development-inputs
        (("rust-backtrace" ,rust-backtrace-0.3)
         ("rust-clap" ,rust-clap-2)
@@ -140,7 +145,7 @@ Rust, using gimli.")
         ("rust-fallible-iterator" ,rust-fallible-iterator-0.2)
         ("rust-gimli" ,rust-gimli-0.18)
         ("rust-intervaltree" ,rust-intervaltree-0.2)
-        ("rust-lazycell" ,rust-lazycell-1.2)
+        ("rust-lazycell" ,rust-lazycell-1)
         ("rust-object" ,rust-object-0.12)
         ("rust-rustc-demangle" ,rust-rustc-demangle-0.1)
         ("rust-smallvec" ,rust-smallvec-0.6))
@@ -168,7 +173,7 @@ Rust, using gimli.")
     (arguments
      `(#:cargo-inputs
        (("rust-compiler-builtins" ,rust-compiler-builtins-0.1)
-        ("rust-rustc-std-workspace-core" ,rust-rustc-std-workspace-core-1.0))
+        ("rust-rustc-std-workspace-core" ,rust-rustc-std-workspace-core-1))
        #:cargo-development-inputs
        (("rust-bencher" ,rust-bencher-0.1)
         ("rust-rand" ,rust-rand-0.4))))
@@ -180,19 +185,157 @@ the Rust programming language.")
     (license (list license:bsd-3
                    license:zlib))))
 
+(define-public rust-aead-0.3
+  (package
+    (name "rust-aead")
+    (version "0.3.2")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (crate-uri "aead" version))
+       (file-name (string-append name "-" version ".tar.gz"))
+       (sha256
+        (base32
+         "0c8388alvivcj4qkxgh4s4l6fbczn3p8wc0pnar6crlfvcdmvjbz"))))
+    (build-system cargo-build-system)
+    (arguments
+     `(#:cargo-inputs
+       (("rust-blobby" ,rust-blobby-0.3)
+        ("rust-generic-array" ,rust-generic-array-0.14)
+        ("rust-heapless" ,rust-heapless-0.5))))
+    (home-page "https://github.com/RustCrypto/traits")
+    (synopsis "Traits for Authenticated Encryption with Associated Data (AEAD)
+algorithms")
+    (description "This package provides traits for Authenticated Encryption
+with Associated Data (AEAD) algorithms.")
+    (license (list license:expat license:asl2.0))))
+
+(define-public rust-aes-0.4
+  (package
+    (name "rust-aes")
+    (version "0.4.0")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (crate-uri "aes" version))
+       (file-name (string-append name "-" version ".tar.gz"))
+       (sha256
+        (base32
+         "1xgsp2bn5llsppald60iw4497gaspslg0a8hknhniiz4zmki607p"))))
+    (build-system cargo-build-system)
+    (arguments
+     `(#:cargo-inputs
+       (("rust-aes-soft" ,rust-aes-soft-0.4)
+        ("rust-aesni" ,rust-aesni-0.7)
+        ("rust-block-cipher" ,rust-block-cipher-0.7))
+       #:cargo-development-inputs
+       (("rust-block-cipher" ,rust-block-cipher-0.7))))
+    (home-page "https://github.com/RustCrypto/block-ciphers")
+    (synopsis "Facade for AES (Rijndael) block ciphers implementations")
+    (description "This package provides a facade for AES (Rijndael) block
+ciphers implementations.")
+    (license (list license:expat license:asl2.0))))
+
+(define-public rust-aes-gcm-0.6
+  (package
+    (name "rust-aes-gcm")
+    (version "0.6.0")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (crate-uri "aes-gcm" version))
+       (file-name (string-append name "-" version ".tar.gz"))
+       (sha256
+        (base32
+         "1lga8my3zlc0b1nhcpc1hrbykfm014fqs6d64bwrjqii05w01xc6"))))
+    (build-system cargo-build-system)
+    (arguments
+     `(#:cargo-inputs
+       (("rust-aead" ,rust-aead-0.3)
+        ("rust-aes" ,rust-aes-0.4)
+        ("rust-block-cipher" ,rust-block-cipher-0.7)
+        ("rust-ghash" ,rust-ghash-0.3)
+        ("rust-subtle" ,rust-subtle-2)
+        ("rust-zeroize" ,rust-zeroize-1))
+       #:cargo-development-inputs
+       (("rust-criterion" ,rust-criterion-0.3)
+        ("rust-criterion-cycles-per-byte"
+         ,rust-criterion-cycles-per-byte-0.1)
+        ("rust-hex-literal" ,rust-hex-literal-0.2))))
+    (home-page "https://github.com/RustCrypto/AEADs")
+    (synopsis "AES-GCM (Galois/Counter Mode) Authenticated Encryption")
+    (description "This package provides a pure Rust implementation of the
+AES-GCM (Galois/Counter Mode) Authenticated Encryption with Associated
+Data (AEAD) Cipher with optional architecture-specific hardware
+acceleration.")
+    (license (list license:asl2.0 license:expat))))
+
+(define-public rust-aes-soft-0.4
+  (package
+    (name "rust-aes-soft")
+    (version "0.4.0")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (crate-uri "aes-soft" version))
+       (file-name (string-append name "-" version ".tar.gz"))
+       (sha256
+        (base32
+         "19szsg0qqxq42k7bj5p3svb147n8wxy9a20n4g7mcl2fwrz689a9"))))
+    (build-system cargo-build-system)
+    (arguments
+     `(#:cargo-inputs
+       (("rust-block-cipher" ,rust-block-cipher-0.7)
+        ("rust-byteorder" ,rust-byteorder-1)
+        ("rust-opaque-debug" ,rust-opaque-debug-0.2))
+       #:cargo-development-inputs
+       (("rust-block-cipher" ,rust-block-cipher-0.7))))
+    (home-page "https://github.com/RustCrypto/block-ciphers")
+    (synopsis "Bit-sliced implementation of AES (Rijndael) block ciphers")
+    (description "This package provides a bit-sliced implementation of
+AES (Rijndael) block ciphers.")
+    (license (list license:expat license:asl2.0))))
+
+(define-public rust-aesni-0.7
+  (package
+    (name "rust-aesni")
+    (version "0.7.0")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (crate-uri "aesni" version))
+       (file-name (string-append name "-" version ".tar.gz"))
+       (sha256
+        (base32
+         "0r6j0mjkyqnwvgib01cvrwfw8rlx1biw75234niv723n1fdx6l6h"))))
+    (build-system cargo-build-system)
+    (arguments
+     `(#:cargo-inputs
+       (("rust-block-cipher" ,rust-block-cipher-0.7)
+        ("rust-opaque-debug" ,rust-opaque-debug-0.2)
+        ("rust-stream-cipher" ,rust-stream-cipher-0.4))
+       #:cargo-development-inputs
+       (("rust-block-cipher" ,rust-block-cipher-0.7)
+        ("rust-stream-cipher" ,rust-stream-cipher-0.4))))
+    (home-page "https://github.com/RustCrypto/block-ciphers")
+    (synopsis "AES (Rijndael) block ciphers implementation using AES-NI")
+    (description "This package provides an implementation of AES (Rijndael)
+block ciphers using AES-NI.")
+    (license (list license:expat license:asl2.0))))
+
 (define-public rust-afl-0.8
   (package
     (name "rust-afl")
     (version "0.8.0")
     (source
-      (origin
-        (method url-fetch)
-        (uri (crate-uri "afl" version))
-        (file-name
-         (string-append name "-" version ".tar.gz"))
-        (sha256
-         (base32
-          "1rw11hycfjhqbc7z1smn75m0sczq519msjwimxh7b8s6n4pzk5r7"))))
+     (origin
+       (method url-fetch)
+       (uri (crate-uri "afl" version))
+       (file-name
+        (string-append name "-" version ".tar.gz"))
+       (sha256
+        (base32
+         "1rw11hycfjhqbc7z1smn75m0sczq519msjwimxh7b8s6n4pzk5r7"))))
     (build-system cargo-build-system)
     (arguments
      `(#:skip-build? #t
@@ -253,6 +396,62 @@ the Rust programming language.")
         (base32
          "0g2chc18ji7qxi0d03n2ai140qdcww958v5si6rcjnnhmri1vyfb"))))))
 
+(define-public rust-ahash-0.4
+  (package
+    (name "rust-ahash")
+    (version "0.4.4")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (crate-uri "ahash" version))
+       (file-name (string-append name "-" version ".tar.gz"))
+       (sha256
+        (base32
+         "06bxygcis4pfx0axi1ld0lclg8mf4plywdy7fnkyw2hrhcb74rkd"))))
+    (build-system cargo-build-system)
+    (arguments
+     `(#:cargo-inputs
+       (("rust-const-random" ,rust-const-random-0.1))
+       #:cargo-development-inputs
+       (("rust-criterion" ,rust-criterion-0.3)
+        ("rust-fnv" ,rust-fnv-1)
+        ("rust-fxhash" ,rust-fxhash-0.2)
+        ("rust-hex" ,rust-hex-0.3)
+        ("rust-no-panic" ,rust-no-panic-0.1)
+        ("rust-rand" ,rust-rand-0.6)
+        ("rust-seahash" ,rust-seahash-3))))
+    (home-page "https://github.com/tkaitchuck/ahash")
+    (synopsis "Non-cryptographic hash function using AES-NI")
+    (description "This package provides a non-cryptographic hash function
+using AES-NI for high performance.")
+    (license (list license:expat license:asl2.0))))
+
+(define-public rust-ahash-0.3
+  (package
+    (inherit rust-ahash-0.4)
+    (name "rust-ahash")
+    (version "0.3.8")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (crate-uri "ahash" version))
+       (file-name
+        (string-append name "-" version ".tar.gz"))
+       (sha256
+        (base32
+         "05qjnr0wccch0gg2kghg0xyh8qd5gfqd15q9dd6r1lamcs375zg8"))))
+    (arguments
+     `(#:cargo-inputs
+       (("rust-const-random" ,rust-const-random-0.1))
+       #:cargo-development-inputs
+       (("rust-criterion" ,rust-criterion-0.3)
+        ("rust-fnv" ,rust-fnv-1)
+        ("rust-fxhash" ,rust-fxhash-0.2)
+        ("rust-hex" ,rust-hex-0.3)
+        ("rust-no-panic" ,rust-no-panic-0.1)
+        ("rust-rand" ,rust-rand-0.6)
+        ("rust-seahash" ,rust-seahash-3))))))
+
 (define-public rust-aho-corasick-0.7
   (package
     (name "rust-aho-corasick")
@@ -389,6 +588,52 @@ code that is generic with regard to the algebraic entity types.")
 @code{alga} crate.")
     (license license:asl2.0)))
 
+(define-public rust-alloc-no-stdlib-2
+  (package
+    (name "rust-alloc-no-stdlib")
+    (version "2.0.1")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (crate-uri "alloc-no-stdlib" version))
+       (file-name (string-append name "-" version ".tar.gz"))
+       (sha256
+        (base32
+         "19lhmi73fii1b6vrzh23vvp5yjqm33cb94h9yz17pn25b51yr4ji"))))
+    (build-system cargo-build-system)
+    (home-page "https://github.com/dropbox/rust-alloc-no-stdlib")
+    (synopsis "Dynamic allocator that may be used with or without the stdlib")
+    (description "This package provides a dynamic allocator that may be used
+with or without the stdlib.  This allows a package with nostd to allocate
+memory dynamically and be used either with a custom allocator, items on the
+stack, or by a package that wishes to simply use Box<>.  It also provides
+options to use calloc or a mutable global variable for pre-zeroed memory.")
+    (license license:bsd-3)))
+
+(define-public rust-alloc-no-stdlib-2.0 rust-alloc-no-stdlib-2)
+
+(define-public rust-alloc-stdlib-0.2
+  (package
+    (name "rust-alloc-stdlib")
+    (version "0.2.1")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (crate-uri "alloc-stdlib" version))
+       (file-name (string-append name "-" version ".tar.gz"))
+       (sha256
+        (base32
+         "1hj3r1x88aajnvigdck0diygj2isc90wa271kkj1swgiq3nxfzk9"))))
+    (build-system cargo-build-system)
+    (arguments
+     `(#:cargo-inputs
+       (("rust-alloc-no-stdlib" ,rust-alloc-no-stdlib-2.0))))
+    (home-page "https://github.com/dropbox/rust-alloc-no-stdlib")
+    (synopsis "A dynamic allocator example that may be used with the stdlib")
+    (description "This package provides a dynamic allocator example that may
+be used with the stdlib.")
+    (license license:bsd-3)))
+
 (define-public rust-android-glue-0.2
   (package
     (name "rust-android-glue")
@@ -447,9 +692,9 @@ code that is generic with regard to the algebraic entity types.")
      `(#:skip-build? #t
        #:cargo-development-inputs
        (("rust-futures" ,rust-futures-0.3)
-        ("rust-rustversion" ,rust-rustversion-1.0)
-        ("rust-thiserror" ,rust-thiserror-1.0)
-        ("rust-trybuild" ,rust-trybuild-1.0))))
+        ("rust-rustversion" ,rust-rustversion-1)
+        ("rust-thiserror" ,rust-thiserror-1)
+        ("rust-trybuild" ,rust-trybuild-1))))
     (home-page "https://github.com/dtolnay/anyhow")
     (synopsis "Flexible concrete Error type")
     (description "This package provides a flexible concrete Error type built on
@@ -608,7 +853,7 @@ that runs on Argon2.")
 (define-public rust-arrayref-0.3
   (package
     (name "rust-arrayref")
-    (version "0.3.5")
+    (version "0.3.6")
     (source
      (origin
        (method url-fetch)
@@ -617,11 +862,10 @@ that runs on Argon2.")
         (string-append name "-" version ".tar.gz"))
        (sha256
         (base32
-         "1vphy316jbgmgckk4z7m8csvlyc8hih9w95iyq48h8077xc2wf0d"))))
+         "0i6m1l3f73i0lf0cjdf5rh3xpvxydyhfbakq7xx7bkrp5qajgid4"))))
     (build-system cargo-build-system)
     (arguments
-     `(#:skip-build? #t
-       #:cargo-development-inputs
+     `(#:cargo-development-inputs
        (("rust-quickcheck" ,rust-quickcheck-0.6))))
     (home-page "https://github.com/droundy/arrayref")
     (synopsis "Macros to take array references of slices")
@@ -683,6 +927,31 @@ ArrayVec and ArrayString.")
         ("rust-matches" ,rust-matches-0.1)
         ("rust-serde-test" ,rust-serde-test-1))))))
 
+(define-public rust-as-slice-0.1
+  (package
+    (name "rust-as-slice")
+    (version "0.1.4")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (crate-uri "as-slice" version))
+       (file-name (string-append name "-" version ".tar.gz"))
+       (sha256
+        (base32
+         "1rmhdfj11va424163d6r79wbgf2043i2p37s59ky6x2v8wiiqkdv"))))
+    (build-system cargo-build-system)
+    (arguments
+     `(#:cargo-inputs
+       (("rust-generic-array-0.14" ,rust-generic-array-0.14)
+        ("rust-generic-array-0.13" ,rust-generic-array-0.13)
+        ("rust-generic-array-0.12" ,rust-generic-array-0.12)
+        ("rust-stable-deref-trait" ,rust-stable-deref-trait-1))))
+    (home-page "https://github.com/japaric/as-slice")
+    (synopsis "AsSlice and AsMutSlice traits")
+    (description "This package provides @code{AsSlice} and @code{AsMutSlice}
+traits.")
+    (license (list license:expat license:asl2.0))))
+
 (define-public rust-ascii-1.0
   (package
     (name "rust-ascii")
@@ -745,8 +1014,8 @@ standard library.")
     (arguments
      `(#:tests? #f ;; requires `printenv`, but installing coreutils doesn't help
        #:cargo-inputs
-       (("rust-colored" ,rust-colored-1.9)
-        ("rust-difference" ,rust-difference-2.0)
+       (("rust-colored" ,rust-colored-1)
+        ("rust-difference" ,rust-difference-2)
         ("rust-environment" ,rust-environment-0.1)
         ("rust-failure" ,rust-failure-0.1)
         ("rust-failure-derive" ,rust-failure-derive-0.1)
@@ -860,18 +1129,109 @@ standard library.")
     (description "This package provides a libsyntax ast builder.")
     (license (list license:expat license:asl2.0))))
 
+(define-public rust-async-compression-0.3
+  (package
+    (name "rust-async-compression")
+    (version "0.3.5")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (crate-uri "async-compression" version))
+       (file-name (string-append name "-" version ".tar.gz"))
+       (sha256
+        (base32
+         "164dfy1wrl9qbj95rvcpkfbrkpz3c1s7mk288sv9cwp7rj5pc8ch"))))
+    (build-system cargo-build-system)
+    (arguments
+     `(#:cargo-inputs
+       (("rust-brotli" ,rust-brotli-3)
+        ("rust-bytes" ,rust-bytes-0.5)
+        ("rust-bzip2" ,rust-bzip2-0.3)
+        ("rust-flate2" ,rust-flate2-1)
+        ("rust-futures-core" ,rust-futures-core-0.3)
+        ("rust-futures-io" ,rust-futures-io-0.3)
+        ("rust-memchr" ,rust-memchr-2)
+        ("rust-pin-project-lite" ,rust-pin-project-lite-0.1)
+        ("rust-tokio" ,rust-tokio-0.2)
+        ("rust-xz2" ,rust-xz2-0.1)
+        ("rust-zstd" ,rust-zstd-0.5)
+        ("rust-zstd-safe" ,rust-zstd-safe-2))
+       #:cargo-development-inputs
+       (("rust-bytes" ,rust-bytes-0.5)
+        ("rust-futures" ,rust-futures-0.3)
+        ("rust-futures-test" ,rust-futures-test-0.3)
+        ("rust-ntest" ,rust-ntest-0.3)
+        ("rust-proptest" ,rust-proptest-0.9)
+        ("rust-proptest-derive" ,rust-proptest-derive-0.1)
+        ("rust-rand" ,rust-rand-0.7)
+        ("rust-timebomb" ,rust-timebomb-0.1)
+        ("rust-tokio" ,rust-tokio-0.2))))
+    (home-page "https://github.com/Nemo157/async-compression")
+    (synopsis "Adaptors between compression crates and Rust's modern asynchronous IO types")
+    (description "This package provides adaptors between compression crates
+and Rust's modern asynchronous IO types.")
+    (license (list license:expat license:asl2.0))))
+
+(define-public rust-async-trait-0.1
+  (package
+    (name "rust-async-trait")
+    (version "0.1.40")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (crate-uri "async-trait" version))
+       (file-name (string-append name "-" version ".tar.gz"))
+       (sha256
+        (base32
+         "10x7jcg8xqvkmqyz11117aw959p4af5gq1cpf022b9f0hl6j6z38"))))
+    (build-system cargo-build-system)
+    (arguments
+     `(#:cargo-inputs
+       (("rust-proc-macro2" ,rust-proc-macro2-1)
+        ("rust-quote" ,rust-quote-1)
+        ("rust-syn" ,rust-syn-1))
+       #:cargo-development-inputs
+       (("rust-rustversion" ,rust-rustversion-1)
+        ("rust-tracing" ,rust-tracing-0.1)
+        ("rust-tracing-attributes" ,rust-tracing-attributes-0.1)
+        ("rust-tracing-futures" ,rust-tracing-futures-0.2)
+        ("rust-trybuild" ,rust-trybuild-1))))
+    (home-page "https://github.com/dtolnay/async-trait")
+    (synopsis "Type erasure for async trait methods")
+    (description "This package provides type erasure for async trait
+methods.")
+    (license (list license:expat license:asl2.0))))
+
+(define-public rust-atom-0.3
+  (package
+    (name "rust-atom")
+    (version "0.3.5")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (crate-uri "atom" version))
+       (file-name (string-append name "-" version ".tar.gz"))
+       (sha256
+        (base32
+         "1qig9fcdqf07mzzpkicm5wgxv0zpr28njdsqf708wxq27yf6k1iw"))))
+    (build-system cargo-build-system)
+    (home-page "https://github.com/slide-rs/atom")
+    (synopsis "A safe abstraction around AtomicPtr")
+    (description "This package provides a safe abstraction around AtomicPtr.")
+    (license license:asl2.0)))
+
 (define-public rust-atty-0.2
   (package
     (name "rust-atty")
     (version "0.2.14")
     (source
-      (origin
-        (method url-fetch)
-        (uri (crate-uri "atty" version))
-        (file-name (string-append name "-" version ".crate"))
-        (sha256
-         (base32
-          "1s7yslcs6a28c5vz7jwj63lkfgyx8mx99fdirlhi9lbhhzhrpcyr"))))
+     (origin
+       (method url-fetch)
+       (uri (crate-uri "atty" version))
+       (file-name (string-append name "-" version ".crate"))
+       (sha256
+        (base32
+         "1s7yslcs6a28c5vz7jwj63lkfgyx8mx99fdirlhi9lbhhzhrpcyr"))))
     (build-system cargo-build-system)
     (arguments
      `(#:skip-build? #t
@@ -1034,7 +1394,7 @@ in Rust.")
         ("rust-memmap" ,rust-memmap-0.7)
         ("rust-rustc-demangle" ,rust-rustc-demangle-0.1)
         ("rust-rustc-serialize" ,rust-rustc-serialize-0.3)
-        ("rust-rustc-std-workspace-core" ,rust-rustc-std-workspace-core-1.0)
+        ("rust-rustc-std-workspace-core" ,rust-rustc-std-workspace-core-1)
         ("rust-serde" ,rust-serde-1)
         ("rust-winapi" ,rust-winapi-0.3))))
     (home-page "https://github.com/rust-lang/backtrace-rs")
@@ -1045,6 +1405,21 @@ in Rust.")
 trace (backtrace) at runtime in a Rust program.")
     (license (list license:asl2.0 license:expat))))
 
+(define-public rust-backtrace-0.3.35
+  (package
+    (inherit rust-backtrace-0.3)
+    (name "rust-backtrace")
+    (version "0.3.35")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (crate-uri "backtrace" version))
+       (file-name
+        (string-append name "-" version ".tar.gz"))
+       (sha256
+        (base32
+         "0mfwbb6832rh1za304w8x37bvs9fjbybpmmz0iksqfzsaf108w8k"))))))
+
 (define-public rust-backtrace-sys-0.1
   (package
     (name "rust-backtrace-sys")
@@ -1062,7 +1437,7 @@ trace (backtrace) at runtime in a Rust program.")
      `(#:cargo-inputs
        (("rust-libc" ,rust-libc-0.2)
         ("rust-compiler-builtins" ,rust-compiler-builtins-0.1)
-        ("rust-rustc-std-workspace-core" ,rust-rustc-std-workspace-core-1.0)
+        ("rust-rustc-std-workspace-core" ,rust-rustc-std-workspace-core-1)
         ("rust-cc" ,rust-cc-1))))
     (home-page "https://github.com/rust-lang/backtrace-rs")
     (synopsis "Bindings to the libbacktrace gcc library")
@@ -1074,7 +1449,7 @@ trace (backtrace) at runtime in a Rust program.")
 (define-public rust-base64-0.12
   (package
     (name "rust-base64")
-    (version "0.12.2")
+    (version "0.12.3")
     (source
      (origin
        (method url-fetch)
@@ -1083,7 +1458,7 @@ trace (backtrace) at runtime in a Rust program.")
         (string-append name "-" version ".tar.gz"))
        (sha256
         (base32
-         "0ryc48pp8dpx3rl1dcwn723dyfgifi4imh1f6kwd95lcqh6sy8z2"))
+         "1zq33had71xh48n17g4kqs96szhx3yh7qibzwi4fk217n3vz0h9l"))
        (modules '((guix build utils)))
        (snippet
         '(begin
@@ -1134,7 +1509,7 @@ trace (backtrace) at runtime in a Rust program.")
          "13k6bvd3n6dm7jqn9x918w65dd9xhx454bqphbnv0bkd6n9dj98b"))))
     (arguments
      `(#:cargo-inputs
-       (("rust-byteorder" ,rust-byteorder-1.3))
+       (("rust-byteorder" ,rust-byteorder-1))
        #:cargo-development-inputs
        (("rust-criterion" ,rust-criterion-0.2)
         ("rust-rand" ,rust-rand-0.4))))))
@@ -1153,7 +1528,7 @@ trace (backtrace) at runtime in a Rust program.")
         (base32 "0hs62r35bgxslawyrn1vp9rmvrkkm76fqv0vqcwd048vs876r7a8"))))
     (arguments
      `(#:cargo-inputs
-       (("rust-byteorder" ,rust-byteorder-1.3)
+       (("rust-byteorder" ,rust-byteorder-1)
         ("rust-safemem" ,rust-safemem-0.3))
        #:cargo-development-inputs
        (("rust-rand" ,rust-rand-0.4))))))
@@ -1230,6 +1605,32 @@ and no more (caveat: black_box is still missing!).")
 tracebacks.")
     (license (list license:expat license:asl2.0))))
 
+(define-public rust-bigdecimal-0.2
+  (package
+    (name "rust-bigdecimal")
+    (version "0.2.0")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (crate-uri "bigdecimal" version))
+       (file-name (string-append name "-" version ".tar.gz"))
+       (sha256
+        (base32
+         "0fd5chyy76y4qb043w1bbgz1v22f9hw5703f5r90ac5hwqk3qh6c"))))
+    (build-system cargo-build-system)
+    (arguments
+     `(#:cargo-inputs
+       (("rust-num-bigint" ,rust-num-bigint-0.3)
+        ("rust-num-integer" ,rust-num-integer-0.1)
+        ("rust-num-traits" ,rust-num-traits-0.2)
+        ("rust-serde" ,rust-serde-1))
+       #:cargo-development-inputs
+       (("rust-serde-json" ,rust-serde-json-1))))
+    (home-page "https://github.com/akubera/bigdecimal-rs")
+    (synopsis "Arbitrary precision decimal numbers")
+    (description "This package provides arbitrary precision decimal numbers.")
+    (license (list license:expat license:asl2.0))))
+
 (define-public rust-bincode-1
   (package
     (name "rust-bincode")
@@ -1247,7 +1648,7 @@ tracebacks.")
     (arguments
      `(#:cargo-inputs
        (("rust-serde" ,rust-serde-1)
-        ("rust-byteorder" ,rust-byteorder-1.3))
+        ("rust-byteorder" ,rust-byteorder-1))
        #:cargo-development-inputs
        (("rust-serde-bytes" ,rust-serde-bytes-0.11)
         ("rust-serde-derive" ,rust-serde-derive-1))))
@@ -1259,8 +1660,63 @@ tracebacks.")
 that uses Serde for transforming structs into bytes and vice versa!")
     (license license:expat)))
 
+(define-public rust-bindgen-0.55
+  (package
+    (name "rust-bindgen")
+    (version "0.55.1")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (crate-uri "bindgen" version))
+       (file-name (string-append name "-" version ".tar.gz"))
+       (sha256
+        (base32
+         "0hxlvy9q9984rr3rqaxwmgxjrd9wh11mcc161hv3shz6b7jkrcbm"))))
+    (build-system cargo-build-system)
+    (inputs
+     `(("clang" ,clang)))
+    (arguments
+     `(#:cargo-inputs
+       (("rust-bitflags" ,rust-bitflags-1)
+        ("rust-cexpr" ,rust-cexpr-0.4)
+        ("rust-cfg-if" ,rust-cfg-if-0.1)
+        ("rust-clang-sys" ,rust-clang-sys-1)
+        ("rust-clap" ,rust-clap-2)
+        ("rust-env-logger" ,rust-env-logger-0.7)
+        ("rust-lazy-static" ,rust-lazy-static-1)
+        ("rust-lazycell" ,rust-lazycell-1)
+        ("rust-log" ,rust-log-0.4)
+        ("rust-peeking-take-while" ,rust-peeking-take-while-0.1)
+        ("rust-proc-macro2" ,rust-proc-macro2-1)
+        ("rust-quote" ,rust-quote-1)
+        ("rust-regex" ,rust-regex-1)
+        ("rust-rustc-hash" ,rust-rustc-hash-1)
+        ("rust-shlex" ,rust-shlex-0.1)
+        ("rust-which" ,rust-which-3))
+       #:cargo-development-inputs
+       (("rust-clap" ,rust-clap-2)
+        ("rust-diff" ,rust-diff-0.1)
+        ("rust-shlex" ,rust-shlex-0.1))
+       #:phases
+       (modify-phases %standard-phases
+         (add-after 'unpack 'enable-unstable-features
+           (lambda _
+             (setenv "RUSTC_BOOTSTRAP" "1")
+             #t))
+         (add-before 'configure 'configure-clang
+           (lambda* (#:key inputs #:allow-other-keys)
+             (setenv "LIBCLANG_PATH" (string-append (assoc-ref inputs "clang")
+                                                    "/lib"))
+             #t)))))
+    (home-page "https://rust-lang.github.io/rust-bindgen/")
+    (synopsis "Generate Rust FFI bindings to C and C++ libraries.")
+    (description "This package can be used to automatically generate Rust FFI
+bindings to C and C++ libraries.")
+    (license license:bsd-3)))
+
 (define-public rust-bindgen-0.54
   (package
+    (inherit rust-bindgen-0.55)
     (name "rust-bindgen")
     (version "0.54.1")
     (source
@@ -1283,15 +1739,15 @@ that uses Serde for transforming structs into bytes and vice versa!")
         ("rust-clap" ,rust-clap-2)
         ("rust-env-logger" ,rust-env-logger-0.7)
         ("rust-lazy-static" ,rust-lazy-static-1)
-        ("rust-lazycell" ,rust-lazycell-1.2)
+        ("rust-lazycell" ,rust-lazycell-1)
         ("rust-log" ,rust-log-0.4)
         ("rust-peeking-take-while" ,rust-peeking-take-while-0.1)
         ("rust-proc-macro2" ,rust-proc-macro2-1)
         ("rust-quote" ,rust-quote-1)
         ("rust-regex" ,rust-regex-1)
-        ("rust-rustc-hash" ,rust-rustc-hash-1.1)
+        ("rust-rustc-hash" ,rust-rustc-hash-1)
         ("rust-shlex" ,rust-shlex-0.1)
-        ("rust-which" ,rust-which-3.1))
+        ("rust-which" ,rust-which-3))
        #:cargo-development-inputs
        (("rust-clap" ,rust-clap-2)
         ("rust-diff" ,rust-diff-0.1)
@@ -1305,13 +1761,7 @@ that uses Serde for transforming structs into bytes and vice versa!")
                        (string-append clang "/lib")))
              #t)))))
     (inputs
-     `(("libclang" ,clang)))
-    (home-page "https://rust-lang.github.io/rust-bindgen/")
-    (synopsis
-     "Automatically generates Rust FFI bindings to C and C++ libraries")
-    (description
-     "Automatically generates Rust FFI bindings to C and C++ libraries.")
-    (license license:bsd-3)))
+     `(("libclang" ,clang)))))
 
 (define-public rust-bindgen-0.53
   (package
@@ -1336,15 +1786,15 @@ that uses Serde for transforming structs into bytes and vice versa!")
         ("rust-clap" ,rust-clap-2)
         ("rust-env-logger" ,rust-env-logger-0.7)
         ("rust-lazy-static" ,rust-lazy-static-1)
-        ("rust-lazycell" ,rust-lazycell-1.2)
+        ("rust-lazycell" ,rust-lazycell-1)
         ("rust-log" ,rust-log-0.4)
         ("rust-peeking-take-while" ,rust-peeking-take-while-0.1)
         ("rust-proc-macro2" ,rust-proc-macro2-1)
         ("rust-quote" ,rust-quote-1)
         ("rust-regex" ,rust-regex-1)
-        ("rust-rustc-hash" ,rust-rustc-hash-1.1)
+        ("rust-rustc-hash" ,rust-rustc-hash-1)
         ("rust-shlex" ,rust-shlex-0.1)
-        ("rust-which" ,rust-which-3.1))
+        ("rust-which" ,rust-which-3))
        #:cargo-development-inputs
        (("rust-clap" ,rust-clap-2)
         ("rust-diff" ,rust-diff-0.1)
@@ -1384,13 +1834,13 @@ that uses Serde for transforming structs into bytes and vice versa!")
         ("rust-env-logger" ,rust-env-logger-0.7)
         ("rust-proc-macro2" ,rust-proc-macro2-1)
         ("rust-quote" ,rust-quote-1)
-        ("rust-rustc-hash" ,rust-rustc-hash-1.1)
+        ("rust-rustc-hash" ,rust-rustc-hash-1)
         ("rust-bitflags" ,rust-bitflags-1)
-        ("rust-lazycell" ,rust-lazycell-1.2)
+        ("rust-lazycell" ,rust-lazycell-1)
         ("rust-regex" ,rust-regex-1)
         ("rust-lazy-static" ,rust-lazy-static-1)
         ("rust-clap" ,rust-clap-2)
-        ("rust-which" ,rust-which-3.1))
+        ("rust-which" ,rust-which-3))
        #:cargo-development-inputs
        (("rust-clap" ,rust-clap-2)
         ("rust-diff" ,rust-diff-0.1)
@@ -1430,12 +1880,12 @@ that uses Serde for transforming structs into bytes and vice versa!")
         ("rust-env-logger" ,rust-env-logger-0.6)
         ("rust-proc-macro2" ,rust-proc-macro2-1)
         ("rust-quote" ,rust-quote-1)
-        ("rust-rustc-hash" ,rust-rustc-hash-1.1)
+        ("rust-rustc-hash" ,rust-rustc-hash-1)
         ("rust-bitflags" ,rust-bitflags-1)
         ("rust-regex" ,rust-regex-1)
         ("rust-lazy-static" ,rust-lazy-static-1)
         ("rust-clap" ,rust-clap-2)
-        ("rust-which" ,rust-which-3.1))
+        ("rust-which" ,rust-which-3))
        #:cargo-development-inputs
        (("rust-clap" ,rust-clap-2)
         ("rust-diff" ,rust-diff-0.1)
@@ -1822,7 +2272,7 @@ behave like a set of bitflags.")
         ("rust-clippy" ,rust-clippy-0.0)
         ("rust-constant-time-eq" ,rust-constant-time-eq-0.1))
        #:cargo-development-inputs
-       (("rust-data-encoding" ,rust-data-encoding-2.1))))
+       (("rust-data-encoding" ,rust-data-encoding-2))))
     (home-page "https://github.com/cesarb/blake2-rfc")
     (synopsis "Rust implementation of BLAKE2 based on RFC 7693")
     (description
@@ -1880,8 +2330,32 @@ BLAKE2bp hash functions.")
     (license (list license:asl2.0
                    license:expat))))
 
+(define-public rust-blobby-0.3
+  (package
+    (name "rust-blobby")
+    (version "0.3.0")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (crate-uri "blobby" version))
+       (file-name
+        (string-append name "-" version ".tar.gz"))
+       (sha256
+        (base32
+         "1s2f3a7lx5rd26554d9940basff7qpyf1y8gkc309cgc8csmalpw"))))
+    (build-system cargo-build-system)
+    (arguments
+     `(#:cargo-development-inputs
+       (("rust-hex" ,rust-hex-0.3))))
+    (home-page "https://github.com/RustCrypto/utils")
+    (synopsis "Iterator over simple binary blob storage")
+    (description "This package provides an iterator over simple binary blob
+storage.")
+    (license (list license:expat license:asl2.0))))
+
 (define-public rust-blobby-0.1
   (package
+    (inherit rust-blobby-0.3)
     (name "rust-blobby")
     (version "0.1.2")
     (source
@@ -1897,15 +2371,10 @@ BLAKE2bp hash functions.")
     (arguments
      `(#:skip-build? #t
        #:cargo-inputs
-       (("rust-byteorder" ,rust-byteorder-1.3))
+       (("rust-byteorder" ,rust-byteorder-1))
        #:cargo-development-inputs
-       (("rust-byteorder" ,rust-byteorder-1.3)
-        ("rust-hex" ,rust-hex-0.3))))
-    (home-page "https://github.com/RustCrypto/utils")
-    (synopsis "Iterator over simple binary blob storage")
-    (description
-     "Iterator over simple binary blob storage.")
-    (license (list license:asl2.0 license:expat))))
+       (("rust-byteorder" ,rust-byteorder-1)
+        ("rust-hex" ,rust-hex-0.3))))))
 
 (define-public rust-block-0.1
   (package
@@ -1973,7 +2442,7 @@ extension of blocks.")
      `(#:cargo-inputs
        (("rust-block-padding" ,rust-block-padding-0.1)
         ("rust-byte-tools" ,rust-byte-tools-0.3)
-        ("rust-byteorder" ,rust-byteorder-1.3)
+        ("rust-byteorder" ,rust-byteorder-1)
         ("rust-generic-array" ,rust-generic-array-0.14))))))
 
 (define-public rust-block-buffer-0.7
@@ -1994,9 +2463,54 @@ extension of blocks.")
      `(#:cargo-inputs
        (("rust-block-padding" ,rust-block-padding-0.1)
         ("rust-byte-tools" ,rust-byte-tools-0.3)
-        ("rust-byteorder" ,rust-byteorder-1.3)
+        ("rust-byteorder" ,rust-byteorder-1)
         ("rust-generic-array" ,rust-generic-array-0.12))))))
 
+(define-public rust-block-cipher-0.7
+  (package
+    (name "rust-block-cipher")
+    (version "0.7.1")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (crate-uri "block-cipher" version))
+       (file-name (string-append name "-" version ".tar.gz"))
+       (sha256
+        (base32
+         "043zgfz1x4sxkdcsyabrcr440fcwhfpcqqa54jm7zp35wx4n84zs"))))
+    (build-system cargo-build-system)
+    (arguments
+     `(#:cargo-inputs
+       (("rust-blobby" ,rust-blobby-0.1)
+        ("rust-generic-array" ,rust-generic-array-0.14))))
+    (home-page "https://github.com/RustCrypto/traits")
+    (synopsis "Traits for description of block ciphers")
+    (description "This package provides traits for description of block
+ciphers.")
+    (license (list license:expat license:asl2.0))))
+
+(define-public rust-block-cipher-trait-0.4
+  (package
+    (name "rust-block-cipher-trait")
+    (version "0.4.2")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (crate-uri "block-cipher-trait" version))
+       (file-name (string-append name "-" version ".tar.gz"))
+       (sha256
+        (base32
+         "10qmg8vphqmfllb9a2yx6s7r66jh1wh33clhsawq7ikg2wgz2p6q"))))
+    (build-system cargo-build-system)
+    (arguments
+     `(#:cargo-inputs
+       (("rust-generic-array" ,rust-generic-array-0.8))))
+    (home-page "https://github.com/RustCrypto/block-ciphers")
+    (synopsis "Block cipher algorithms")
+    (description "This package provides a collection of block cipher
+algorithms.  This package is deprecated.  Please use block-cipher instead")
+    (license (list license:expat license:asl2.0))))
+
 (define-public rust-block-padding-0.2
   (package
     (name "rust-block-padding")
@@ -2057,6 +2571,58 @@ extension of blocks.")
 Bresenham's line algorithm.")
     (license license:expat)))
 
+(define-public rust-brotli-3
+  (package
+    (name "rust-brotli")
+    (version "3.3.0")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (crate-uri "brotli" version))
+       (file-name (string-append name "-" version ".tar.gz"))
+       (sha256
+        (base32
+         "0gk1g3fx1vps2ic8kh5n32gzq9h5w1j3ff6lvjm171ph428r2abz"))))
+    (build-system cargo-build-system)
+    (arguments
+     `(#:cargo-inputs
+       (("rust-alloc-no-stdlib" ,rust-alloc-no-stdlib-2)
+        ("rust-alloc-stdlib" ,rust-alloc-stdlib-0.2)
+        ("rust-brotli-decompressor" ,rust-brotli-decompressor-2)
+        ("rust-packed-simd" ,rust-packed-simd-0.3)
+        ("rust-sha2" ,rust-sha2-0.8))))
+    (home-page "https://github.com/dropbox/rust-brotli")
+    (synopsis "Brotli compressor and decompressor")
+    (description "This package provides a brotli compressor and decompressor
+with no dependency on the rust stdlib.  This makes it suitable for embedded
+devices and kernels.")
+    (license (list license:bsd-3 license:expat))))
+
+(define-public rust-brotli-decompressor-2
+  (package
+    (name "rust-brotli-decompressor")
+    (version "2.3.1")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (crate-uri "brotli-decompressor" version))
+       (file-name (string-append name "-" version ".tar.gz"))
+       (sha256
+        (base32
+         "1v7l1sa63ix1aq8h0k1ijvxvb5w796hz154b9aw0xn6lp31y2lhh"))))
+    (build-system cargo-build-system)
+    (arguments
+     `(#:tests? #f      ; not all test files included
+       #:cargo-inputs
+       (("rust-alloc-no-stdlib" ,rust-alloc-no-stdlib-2.0)
+        ("rust-alloc-stdlib" ,rust-alloc-stdlib-0.2))))
+    (home-page "https://github.com/dropbox/rust-brotli-decompressor")
+    (synopsis "Brotli decompressor")
+    (description "This package provides a brotli decompressor with no
+dependency on the rust stdlib.  This makes it suitable for embedded devices
+and kernels.")
+    (license (list license:bsd-3 license:expat))))
+
 (define-public rust-bstr-0.2
   (package
     (name "rust-bstr")
@@ -2105,6 +2671,25 @@ UTF-8.")
         (base32
          "0nzi9vqhl56ws8gq39f3aj4qjrr4l3g5lbkkcj8xq1x4cb74wq2r"))))))
 
+(define-public rust-build-const-0.2
+  (package
+    (name "rust-build-const")
+    (version "0.2.1")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (crate-uri "build_const" version))
+       (file-name (string-append name "-" version ".tar.gz"))
+       (sha256
+        (base32
+         "0faz882spx9474cszay2djmb0lghbwq51qayabcar1s7g4r2l29r"))))
+    (build-system cargo-build-system)
+    (home-page "https://crates.io/crates/build_const")
+    (synopsis "Create importable constants from build.rs or a script")
+    (description "This package provides a library for creating importable
+constants from build.rs or a script.")
+    (license license:expat)))
+
 (define-public rust-bumpalo-3
   (package
     (name "rust-bumpalo")
@@ -2293,7 +2878,7 @@ in a byte slice, fast.")
     (license
       (list license:zlib license:asl2.0 license:expat))))
 
-(define-public rust-byteorder-1.3
+(define-public rust-byteorder-1
   (package
     (name "rust-byteorder")
     (version "1.3.4")
@@ -2323,7 +2908,7 @@ little-endian.")
 
 (define-public rust-byteorder-0.5
   (package
-    (inherit rust-byteorder-1.3)
+    (inherit rust-byteorder-1)
     (name "rust-byteorder")
     (version "0.5.3")
     (source
@@ -2380,8 +2965,8 @@ little-endian.")
     (build-system cargo-build-system)
     (arguments
      `(#:cargo-inputs
-       (("rust-byteorder" ,rust-byteorder-1.3)
-        ("rust-either" ,rust-either-1.5)
+       (("rust-byteorder" ,rust-byteorder-1)
+        ("rust-either" ,rust-either-1)
         ("rust-iovec" ,rust-iovec-0.1)
         ("rust-serde" ,rust-serde-1))
        #:cargo-development-inputs
@@ -2494,7 +3079,7 @@ exposed as Reader/Writer streams.")
     (arguments
      `(#:skip-build? #t
        #:cargo-inputs
-       (("rust-byteorder" ,rust-byteorder-1.3)
+       (("rust-byteorder" ,rust-byteorder-1)
         ("rust-lazy-static" ,rust-lazy-static-1)
         ("rust-ppv-lite86" ,rust-ppv-lite86-0.2)
         ("rust-stream-cipher" ,rust-stream-cipher-0.3))
@@ -2532,7 +3117,7 @@ exposed as Reader/Writer streams.")
         ("rust-mio-extras" ,rust-mio-extras-2)
         ("rust-nix" ,rust-nix-0.14))
        #:cargo-development-inputs
-       (("rust-lazycell" ,rust-lazycell-1.2))))
+       (("rust-lazycell" ,rust-lazycell-1))))
     (home-page "https://github.com/Smithay/calloop")
     (synopsis "Callback-based event loop")
     (description
@@ -2928,7 +3513,7 @@ archive to be linked into Rustcode.")
     (arguments
      `(#:cargo-inputs
        (("rust-compiler-builtins" ,rust-compiler-builtins-0.1)
-        ("rust-rustc-std-workspace-core" ,rust-rustc-std-workspace-core-1.0))))
+        ("rust-rustc-std-workspace-core" ,rust-rustc-std-workspace-core-1))))
     (home-page "https://github.com/alexcrichton/cfg-if")
     (synopsis "Define an item depending on parameters")
     (description "This package provides a macro to ergonomically define an item
@@ -2940,7 +3525,7 @@ depending on a large number of #[cfg] parameters.  Structured like an
 (define-public rust-chrono-0.4
   (package
     (name "rust-chrono")
-    (version "0.4.11")
+    (version "0.4.13")
     (source
      (origin
        (method url-fetch)
@@ -2949,7 +3534,7 @@ depending on a large number of #[cfg] parameters.  Structured like an
         (string-append name "-" version ".tar.gz"))
        (sha256
         (base32
-         "1cmmxamkzzs36zncqjjr7qm7xkb6zyrkjslnlj3axdgqki84y2c0"))))
+         "1dm0q1kmk2vq5djwhp1j9cm4aa38wr9vy1i1w19p2y0nj4188kf7"))))
     (build-system cargo-build-system)
     (arguments
      `(#:skip-build? #t
@@ -2999,8 +3584,42 @@ depending on a large number of #[cfg] parameters.  Structured like an
      "This package provides current CI environment information.")
     (license license:asl2.0)))
 
+(define-public rust-clang-sys-1
+  (package
+    (name "rust-clang-sys")
+    (version "1.0.0")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (crate-uri "clang-sys" version))
+       (file-name (string-append name "-" version ".tar.gz"))
+       (sha256
+        (base32
+         "0695kfrqx7n091fzm6msbqg2q2kyhka64q08lm63f3l9d964i8cx"))))
+    (build-system cargo-build-system)
+    (inputs
+     `(("libclang" ,clang)))
+    (arguments
+     `(#:cargo-inputs
+       (("rust-glob" ,rust-glob-0.3)
+        ("rust-libc" ,rust-libc-0.2)
+        ("rust-libloading" ,rust-libloading-0.6))
+       #:phases
+       (modify-phases %standard-phases
+         (add-before 'configure 'configure-clang
+           (lambda* (#:key inputs #:allow-other-keys)
+             (setenv "LIBCLANG_PATH"
+                     (string-append (assoc-ref inputs "libclang")
+                                    "/lib"))
+             #t)))))
+    (home-page "https://github.com/KyleMayes/clang-sys")
+    (synopsis "Rust bindings for libclang")
+    (description "This package provides Rust bindings for libclang.")
+    (license license:asl2.0)))
+
 (define-public rust-clang-sys-0.29
   (package
+    (inherit rust-clang-sys-1)
     (name "rust-clang-sys")
     (version "0.29.3")
     (source
@@ -3024,14 +3643,7 @@ depending on a large number of #[cfg] parameters.  Structured like an
              (let ((clang (assoc-ref inputs "libclang")))
                (setenv "LIBCLANG_PATH"
                        (string-append clang "/lib")))
-             #t)))))
-    (inputs
-     `(("libclang" ,clang)))
-    (home-page "https://github.com/KyleMayes/clang-sys")
-    (synopsis "Rust bindings for libclang")
-    (description
-     "This package provides Rust bindings for @code{libclang}.")
-    (license license:asl2.0)))
+             #t)))))))
 
 (define-public rust-clang-sys-0.28
   (package
@@ -3279,10 +3891,10 @@ pitfalls in Rust.")
      `(#:skip-build? #t
        #:cargo-inputs
        (("rust-bitflags" ,rust-bitflags-1))))
-    (home-page "https://nuxi.nl/cloudabi/")
+    (home-page "https://cloudabi.org/")
     (synopsis "Low level interface to CloudABI")
-    (description
-     "Low level interface to CloudABI.  Contains all syscalls and related types.")
+    (description "This package provides a low level interface to CloudABI.  It
+contains all syscalls and related types.")
     (license license:bsd-2)))
 
 (define-public rust-cloudabi-0.0
@@ -3299,8 +3911,7 @@ pitfalls in Rust.")
          (base32
           "0kxcg83jlihy0phnd2g8c2c303px3l2p3pkjz357ll6llnd5pz6x"))))
     (arguments
-     `(#:skip-build? #t
-       #:cargo-inputs
+     `(#:cargo-inputs
        (("rust-bitflags" ,rust-bitflags-1))))))
 
 (define-public rust-cloudflare-zlib-sys-0.2
@@ -3421,7 +4032,7 @@ CMAKE environmental variable is set.")
      "Color quantization library to reduce n colors to 256 colors.")
     (license license:expat)))
 
-(define-public rust-colored-1.9
+(define-public rust-colored-1
   (package
     (name "rust-colored")
     (version "1.9.3")
@@ -3458,7 +4069,7 @@ CMAKE environmental variable is set.")
     (license license:mpl2.0)))
 
 (define-public rust-colored-1.9.1
-  (package/inherit rust-colored-1.9
+  (package/inherit rust-colored-1
     (name "rust-colored")
     (version "1.9.1")
     (source
@@ -3487,7 +4098,7 @@ CMAKE environmental variable is set.")
     (arguments
      `(#:skip-build? #t
        #:cargo-inputs
-       (("rust-rustc-std-workspace-core" ,rust-rustc-std-workspace-core-1.0)
+       (("rust-rustc-std-workspace-core" ,rust-rustc-std-workspace-core-1)
         ("rust-cc" ,rust-cc-1))))
     (home-page "https://github.com/rust-lang/compiler-builtins")
     (synopsis "Compiler intrinsics used by the Rust compiler")
@@ -3717,6 +4328,71 @@ that logs panics to @code{console.error}.")
 the browser's console.")
     (license (list license:expat license:asl2.0))))
 
+(define-public rust-const-fn-0.4
+  (package
+    (name "rust-const-fn")
+    (version "0.4.2")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (crate-uri "const-fn" version))
+       (file-name (string-append name "-" version ".tar.gz"))
+       (sha256
+        (base32
+         "1wnhzyrhfcaawnzi172k98cfawwi5zwqql7pg0nz2qlccm6dz46f"))))
+    (build-system cargo-build-system)
+    (home-page "https://github.com/taiki-e/const_fn")
+    (synopsis "Generate const functions with conditional compilations")
+    (description "This package provides an attribute for easy generation of
+const functions with conditional compilations.")
+    (license (list license:asl2.0 license:expat))))
+
+(define-public rust-const-random-0.1
+  (package
+    (name "rust-const-random")
+    (version "0.1.8")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (crate-uri "const-random" version))
+       (file-name (string-append name "-" version ".tar.gz"))
+       (sha256
+        (base32
+         "0sp1ang5sh27fq5b7g9fdwpq4d5s17ymj7khfzax4bbvffngj6ig"))))
+    (build-system cargo-build-system)
+    (arguments
+     `(#:cargo-inputs
+       (("rust-const-random-macro" ,rust-const-random-macro-0.1)
+        ("rust-proc-macro-hack" ,rust-proc-macro-hack-0.5))))
+    (home-page "https://github.com/tkaitchuck/constrandom")
+    (synopsis "Compile time random number generation")
+    (description "This package provides compile time random number
+generation.")
+    (license (list license:expat license:asl2.0))))
+
+(define-public rust-const-random-macro-0.1
+  (package
+    (name "rust-const-random-macro")
+    (version "0.1.8")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (crate-uri "const-random-macro" version))
+       (file-name (string-append name "-" version ".tar.gz"))
+       (sha256
+        (base32
+         "0ykc9riajn6bijvw46092gp18vrbky3y1cjpgjgx57a5xc3cdr15"))))
+    (build-system cargo-build-system)
+    (arguments
+     `(#:cargo-inputs
+       (("rust-getrandom" ,rust-getrandom-0.1)
+        ("rust-proc-macro-hack" ,rust-proc-macro-hack-0.5))))
+    (home-page "https://github.com/tkaitchuck/constrandom")
+    (synopsis "Procedural macro used by const-random")
+    (description "This package provides the procedural macro used by
+@code{rust-const-random}.")
+    (license (list license:expat license:asl2.0))))
+
 (define-public rust-constant-time-eq-0.1
   (package
     (name "rust-constant-time-eq")
@@ -3793,6 +4469,69 @@ semantics than those provided by @code{as} or @code{From}/@code{Into}.")
 numbers using the CORDIC method.")
     (license license:bsd-3)))
 
+(define-public rust-cookie-0.14
+  (package
+    (name "rust-cookie")
+    (version "0.14.2")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (crate-uri "cookie" version))
+       (file-name (string-append name "-" version ".tar.gz"))
+       (sha256
+        (base32
+         "1q56fl2cqrci9ksa80d7g220phq02nf1yfbvxkpk9g1p95ma2wqk"))))
+    (build-system cargo-build-system)
+    (arguments
+     `(#:cargo-inputs
+       (("rust-aes-gcm" ,rust-aes-gcm-0.6)
+        ("rust-base64" ,rust-base64-0.12)
+        ("rust-hkdf" ,rust-hkdf-0.9)
+        ("rust-hmac" ,rust-hmac-0.8)
+        ("rust-percent-encoding" ,rust-percent-encoding-2)
+        ("rust-rand" ,rust-rand-0.7)
+        ("rust-sha2" ,rust-sha2-0.9)
+        ("rust-time" ,rust-time-0.2))
+       #:cargo-development-inputs
+       (("rust-version-check" ,rust-version-check-0.9))))
+    (home-page "https://github.com/SergioBenitez/cookie-rs")
+    (synopsis "HTTP cookie parsing and cookie jar management")
+    (description "This package provides HTTP cookie parsing and cookie jar
+management.  It supports signed and private (encrypted, authenticated) jars.")
+    (license (list license:expat license:asl2.0))))
+
+(define-public rust-cookie-store-0.12
+  (package
+    (name "rust-cookie-store")
+    (version "0.12.0")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (crate-uri "cookie_store" version))
+       (file-name (string-append name "-" version ".tar.gz"))
+       (sha256
+        (base32
+         "1lqhmdwgnyvi1mjmw4rbgd02fwav4aabpg4vcld23d8c9g5dy61q"))))
+    (build-system cargo-build-system)
+    (arguments
+     `(#:cargo-inputs
+       (("rust-cookie" ,rust-cookie-0.14)
+        ("rust-idna" ,rust-idna-0.2)
+        ("rust-indexmap" ,rust-indexmap-1)
+        ("rust-log" ,rust-log-0.4)
+        ("rust-publicsuffix" ,rust-publicsuffix-1)
+        ("rust-serde" ,rust-serde-1)
+        ("rust-serde-json" ,rust-serde-json-1)
+        ("rust-time" ,rust-time-0.2)
+        ("rust-url" ,rust-url-2))
+       #:cargo-development-inputs
+       (("rust-env-logger" ,rust-env-logger-0.7)
+        ("rust-pretty-assertions" ,rust-pretty-assertions-0.6))))
+    (home-page "https://github.com/pfernie/cookie_store")
+    (synopsis "Cookie storage and retrieval")
+    (description "This package implements cookie storage and retrieval.")
+    (license (list license:expat license:asl2.0))))
+
 (define-public rust-core-arch-0.1
   (package
     (name "rust-core-arch")
@@ -3819,8 +4558,36 @@ numbers using the CORDIC method.")
 intrinsics.")
     (license (list license:expat license:asl2.0))))
 
+(define-public rust-core-foundation-0.7
+  (package
+    (name "rust-core-foundation")
+    (version "0.7.0")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (crate-uri "core-foundation" version))
+       (file-name
+        (string-append name "-" version ".tar.gz"))
+       (sha256
+        (base32
+         "0wbias8f0m5kyn2pcksi0h58fdslams6nmf16w78fgn42dx4rljp"))))
+    (build-system cargo-build-system)
+    (arguments
+     `(#:skip-build? #t
+       #:cargo-inputs
+       (("rust-chrono" ,rust-chrono-0.4)
+        ("rust-core-foundation-sys" ,rust-core-foundation-sys-0.7)
+        ("rust-libc" ,rust-libc-0.2)
+        ("rust-uuid" ,rust-uuid-0.5))))
+    (home-page "https://github.com/servo/core-foundation-rs")
+    (synopsis "Bindings to Core Foundation for macOS")
+    (description "This package provides bindings to Core Foundation for
+macOS.")
+    (license (list license:expat license:asl2.0))))
+
 (define-public rust-core-foundation-0.6
   (package
+    (inherit rust-core-foundation-0.7)
     (name "rust-core-foundation")
     (version "0.6.4")
     (source
@@ -3832,41 +4599,47 @@ intrinsics.")
        (sha256
         (base32
          "0va97wf49c8dzm9c8pgyk1jn7z21rl0bj1syf2zz5m2z2hzy1f95"))))
-    (build-system cargo-build-system)
     (arguments
-     `(#:skip-build? #t     ; only for macOS
+     `(#:tests? #f
        #:cargo-inputs
        (("rust-chrono" ,rust-chrono-0.4)
         ("rust-core-foundation-sys" ,rust-core-foundation-sys-0.6)
         ("rust-libc" ,rust-libc-0.2)
-        ("rust-uuid" ,rust-uuid-0.5))))
+        ("rust-uuid" ,rust-uuid-0.5))))))
+
+(define-public rust-core-foundation-sys-0.7
+  (package
+    (name "rust-core-foundation-sys")
+    (version "0.7.2")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (crate-uri "core-foundation-sys" version))
+       (file-name
+        (string-append name "-" version ".tar.gz"))
+       (sha256
+        (base32
+         "1ghrg46h4ci306agr2vwm28w6gb5l455nzp61y2zkhwfs49p4nis"))))
+    (build-system cargo-build-system)
     (home-page "https://github.com/servo/core-foundation-rs")
-    (synopsis
-     "Bindings to Core Foundation for macOS")
-    (description
-     "Bindings to Core Foundation for macOS.")
+    (synopsis "Bindings to Core Foundation for macOS")
+    (description "This package provides bindings to Core Foundation for
+macOS.")
     (license (list license:expat license:asl2.0))))
 
 (define-public rust-core-foundation-sys-0.6
   (package
+    (inherit rust-core-foundation-sys-0.7)
     (name "rust-core-foundation-sys")
     (version "0.6.2")
     (source
-      (origin
-        (method url-fetch)
-        (uri (crate-uri "core-foundation-sys" version))
-        (file-name (string-append name "-" version ".crate"))
-        (sha256
-         (base32
-          "0fzsw1j9g1x598yhwklg59l15hwzc0pyvs01w9fg2kin4598mjp7"))))
-    (build-system cargo-build-system)
-    (arguments '(#:skip-build? #t))
-    (home-page "https://github.com/servo/core-foundation-rs")
-    (synopsis "Bindings to Core Foundation for OS X")
-    (description
-     "Bindings to Core Foundation for OS X.")
-    (license (list license:asl2.0
-                   license:expat))))
+     (origin
+       (method url-fetch)
+       (uri (crate-uri "core-foundation-sys" version))
+       (file-name (string-append name "-" version ".crate"))
+       (sha256
+        (base32
+         "0fzsw1j9g1x598yhwklg59l15hwzc0pyvs01w9fg2kin4598mjp7"))))))
 
 (define-public rust-core-text-13
   (package
@@ -3978,7 +4751,29 @@ to @code{is_x86_feature_detected}.")
      "Library for retrieving and interacting with the crates.io index.")
     (license license:asl2.0)))
 
-(define-public rust-crc32fast-1.2
+(define-public rust-crc-1
+  (package
+    (name "rust-crc")
+    (version "1.8.1")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (crate-uri "crc" version))
+       (file-name (string-append name "-" version ".tar.gz"))
+       (sha256
+        (base32
+         "1sqal6gm6lbj7f45iv3rw2s9w3pvvha8v970y51s7k7mwy6m8qyn"))))
+    (build-system cargo-build-system)
+    (arguments
+     `(#:cargo-inputs
+       (("rust-build-const" ,rust-build-const-0.2))))
+    (home-page "https://crates.io/crates/crc")
+    (synopsis "Rust implementation of CRC(16, 32, 64)")
+    (description "This package provides a Rust implementation of CRC(16, 32,
+64) with support for various standards.")
+    (license (list license:expat license:asl2.0))))
+
+(define-public rust-crc32fast-1
   (package
     (name "rust-crc32fast")
     (version "1.2.0")
@@ -4010,7 +4805,7 @@ to @code{is_x86_feature_detected}.")
 (define-public rust-criterion-0.3
   (package
     (name "rust-criterion")
-    (version "0.3.1")
+    (version "0.3.3")
     (source
      (origin
        (method url-fetch)
@@ -4019,7 +4814,7 @@ to @code{is_x86_feature_detected}.")
         (string-append name "-" version ".tar.gz"))
        (sha256
         (base32
-         "1lgpr82rlmg6rm4gr3c3pla2xgxnakbf8w9sabjsig8jkikmbiqz"))))
+         "1n24l95pgjig4nfhgm3vn9gxb49ky5ylr8390scl7wbcxk7agnkh"))))
     (build-system cargo-build-system)
     (arguments
      `(#:cargo-inputs
@@ -4028,22 +4823,24 @@ to @code{is_x86_feature_detected}.")
         ("rust-clap" ,rust-clap-2)
         ("rust-criterion-plot" ,rust-criterion-plot-0.4)
         ("rust-csv" ,rust-csv-1.1)
-        ("rust-itertools" ,rust-itertools-0.8)
+        ("rust-itertools" ,rust-itertools-0.9)
         ("rust-lazy-static" ,rust-lazy-static-1)
         ("rust-num-traits" ,rust-num-traits-0.2)
         ("rust-oorandom" ,rust-oorandom-11.1)
         ("rust-plotters" ,rust-plotters-0.2)
         ("rust-rayon" ,rust-rayon-1)
+        ("rust-regex" ,rust-regex-1)
         ("rust-serde" ,rust-serde-1)
+        ("rust-serde-cbor" ,rust-serde-cbor-0.11)
         ("rust-serde-derive" ,rust-serde-derive-1)
         ("rust-serde-json" ,rust-serde-json-1)
-        ("rust-tinytemplate" ,rust-tinytemplate-1.0)
+        ("rust-tinytemplate" ,rust-tinytemplate-1)
         ("rust-walkdir" ,rust-walkdir-2))
        #:cargo-development-inputs
        (("rust-approx" ,rust-approx-0.3)
         ("rust-quickcheck" ,rust-quickcheck-0.9)
         ("rust-rand" ,rust-rand-0.7)
-        ("rust-tempdir" ,rust-tempdir-0.3))))
+        ("rust-tempfile" ,rust-tempfile-3))))
     (home-page "https://bheisler.github.io/criterion.rs/book/index.html")
     (synopsis "Statistics-driven micro-benchmarking library")
     (description
@@ -4083,7 +4880,7 @@ to @code{is_x86_feature_detected}.")
         ("rust-serde" ,rust-serde-1)
         ("rust-serde-derive" ,rust-serde-derive-1)
         ("rust-serde-json" ,rust-serde-json-1)
-        ("rust-tinytemplate" ,rust-tinytemplate-1.0)
+        ("rust-tinytemplate" ,rust-tinytemplate-1)
         ("rust-walkdir" ,rust-walkdir-2))
        #:cargo-development-inputs
        (("rust-approx" ,rust-approx-0.3)
@@ -4091,10 +4888,32 @@ to @code{is_x86_feature_detected}.")
         ("rust-rand" ,rust-rand-0.6)
         ("rust-tempdir" ,rust-tempdir-0.3))))))
 
+(define-public rust-criterion-cycles-per-byte-0.1
+  (package
+    (name "rust-criterion-cycles-per-byte")
+    (version "0.1.2")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (crate-uri "criterion-cycles-per-byte" version))
+       (file-name (string-append name "-" version ".tar.gz"))
+       (sha256
+        (base32
+         "15iw8zvyilx6k3a7z79vpzmpm6kkyds4c1ng3jlwfc43axd4hd4d"))))
+    (build-system cargo-build-system)
+    (arguments
+     `(#:cargo-inputs
+       (("rust-criterion" ,rust-criterion-0.3))))
+    (home-page "https://crates.io/crates/criterion-cycles-per-byte")
+    (synopsis "Measure time with CPU cycles for criterion")
+    (description "This package lets you measure time with CPU cycles for
+criterion.")
+    (license (list license:expat license:asl2.0))))
+
 (define-public rust-criterion-plot-0.4
   (package
     (name "rust-criterion-plot")
-    (version "0.4.1")
+    (version "0.4.3")
     (source
      (origin
        (method url-fetch)
@@ -4103,12 +4922,12 @@ to @code{is_x86_feature_detected}.")
         (string-append name "-" version ".tar.gz"))
        (sha256
         (base32
-         "0id5sfww0hjxlzvkzacdlgbls3lxza8iysqljr7j7s2qxbh1a7m0"))))
+         "17c8v5fv064181yspagkdcfd6jhs7233ba6g94bbl7v0xjnzw8p0"))))
     (build-system cargo-build-system)
     (arguments
      `(#:cargo-inputs
        (("rust-cast" ,rust-cast-0.2)
-        ("rust-itertools" ,rust-itertools-0.8))
+        ("rust-itertools" ,rust-itertools-0.9))
        #:cargo-development-inputs
        (("rust-itertools-num" ,rust-itertools-num-0.1)
         ("rust-num-complex" ,rust-num-complex-0.2)
@@ -4134,7 +4953,7 @@ to @code{is_x86_feature_detected}.")
          "13pv09z4ryp70qyzablkibwa2mh6c2852qq1sjr9wjigvwnj3ybn"))))
     (arguments
      `(#:cargo-inputs
-       (("rust-byteorder" ,rust-byteorder-1.3)
+       (("rust-byteorder" ,rust-byteorder-1)
         ("rust-cast" ,rust-cast-0.2)
         ("rust-itertools" ,rust-itertools-0.8))
        #:cargo-development-inputs
@@ -4295,7 +5114,7 @@ to @code{is_x86_feature_detected}.")
         ("rust-lazy-static" ,rust-lazy-static-1)
         ("rust-maybe-uninit" ,rust-maybe-uninit-2.0)
         ("rust-memoffset" ,rust-memoffset-0.5)
-        ("rust-scopeguard" ,rust-scopeguard-1.0))
+        ("rust-scopeguard" ,rust-scopeguard-1))
        #:cargo-development-inputs
        (("rust-rand" ,rust-rand-0.6))))
     (home-page
@@ -4325,7 +5144,7 @@ to @code{is_x86_feature_detected}.")
         ("rust-crossbeam-utils" ,rust-crossbeam-utils-0.6)
         ("rust-lazy-static" ,rust-lazy-static-1)
         ("rust-memoffset" ,rust-memoffset-0.5)
-        ("rust-scopeguard" ,rust-scopeguard-1.0))
+        ("rust-scopeguard" ,rust-scopeguard-1))
        #:cargo-development-inputs
        (("rust-rand" ,rust-rand-0.6))))))
 
@@ -4518,19 +5337,68 @@ Code} (MAC) algorithms.")
         ("rust-generic-array" ,rust-generic-array-0.12)
         ("rust-subtle" ,rust-subtle-1.0))))))
 
+(define-public rust-crypto-mac-0.4
+  (package
+    (name "rust-crypto-mac")
+    (version "0.4.0")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (crate-uri "crypto-mac" version))
+       (file-name
+        (string-append name "-" version ".tar.gz"))
+       (sha256
+        (base32
+         "160ixpghhz5kz16f38kzcyv6lx8wmi4cgbhlhq4nazf678iib43p"))))
+    (build-system cargo-build-system)
+    (arguments
+     `(#:cargo-inputs
+       (("rust-constant-time-eq" ,rust-constant-time-eq-0.1)
+        ("rust-generic-array" ,rust-generic-array-0.8))))
+    (home-page "https://github.com/RustCrypto/traits")
+    (synopsis "Trait for Message Authentication Code (MAC) algorithms")
+    (description "This package provides traits for Message Authentication
+Code (MAC) algorithms.")
+    (license (list license:expat license:asl2.0))))
+
+(define-public rust-crypto-tests-0.5
+  (package
+    (name "rust-crypto-tests")
+    (version "0.5.5")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (crate-uri "crypto-tests" version))
+       (file-name (string-append name "-" version ".tar.gz"))
+       (sha256
+        (base32
+         "08yrh40a9ll4k29ppizg2yjf96i6s3i9pbkhxp60y8arar93134v"))))
+    (build-system cargo-build-system)
+    (arguments
+     `(#:cargo-inputs
+       (("rust-block-cipher-trait" ,rust-block-cipher-trait-0.4)
+        ("rust-crypto-mac" ,rust-crypto-mac-0.4)
+        ("rust-digest" ,rust-digest-0.6)
+        ("rust-generic-array" ,rust-generic-array-0.8))))
+    (home-page "https://github.com/RustCrypto/utils")
+    (synopsis "Test helpers for cryptographic algorithms")
+    (description "This package provides test helpers for cryptographic
+algorithms.")
+    (license (list license:expat license:asl2.0))))
+
 (define-public rust-cssparser-0.27
   (package
     (name "rust-cssparser")
     (version "0.27.2")
     (source
-      (origin
-        (method url-fetch)
-        (uri (crate-uri "cssparser" version))
-        (file-name
-         (string-append name "-" version ".tar.gz"))
-        (sha256
-         (base32
-          "02nbm690rmkaz1ca0383qq7mc1g066w3s85f17pdihnda79njjvm"))))
+     (origin
+       (method url-fetch)
+       (uri (crate-uri "cssparser" version))
+       (file-name
+        (string-append name "-" version ".tar.gz"))
+       (sha256
+        (base32
+         "02nbm690rmkaz1ca0383qq7mc1g066w3s85f17pdihnda79njjvm"))))
     (build-system cargo-build-system)
     (arguments
      `(#:tests? #f  ; Not all files included in the tarball.
@@ -4546,7 +5414,7 @@ Code} (MAC) algorithms.")
         ("rust-smallvec" ,rust-smallvec-1)
         ("rust-syn" ,rust-syn-1))
        #:cargo-development-inputs
-       (("rust-difference" ,rust-difference-2.0)
+       (("rust-difference" ,rust-difference-2)
         ("rust-encoding-rs" ,rust-encoding-rs-0.8)
         ("rust-serde-json" ,rust-serde-json-1))))
     (home-page "https://github.com/servo/rust-cssparser")
@@ -4586,7 +5454,7 @@ Code} (MAC) algorithms.")
         ("rust-quote" ,rust-quote-1)
         ("rust-syn" ,rust-syn-1))
        #:cargo-development-inputs
-       (("rust-difference" ,rust-difference-2.0)
+       (("rust-difference" ,rust-difference-2)
         ("rust-encoding-rs" ,rust-encoding-rs-0.8)
         ("rust-serde-json" ,rust-serde-json-1))))))
 
@@ -4713,27 +5581,43 @@ Code} (MAC) algorithms.")
      "Bare bones CSV parsing with no_std support.")
     (license (list license:unlicense license:expat))))
 
-(define-public rust-ct-logs-0.3
+(define-public rust-ct-logs-0.7
   (package
     (name "rust-ct-logs")
-    (version "0.3.0")
+    (version "0.7.0")
     (source
      (origin
        (method url-fetch)
        (uri (crate-uri "ct-logs" version))
        (file-name (string-append name "-" version ".tar.gz"))
        (sha256
-        (base32 "1f0885ws3p49xh6dfgnhh7zjw9h4rhs9ljs8i9cnkhifzz98784f"))))
+        (base32
+         "0bk7pbmkjm18cgccm4a76vyn3wkaf2z4bh0jy9fk3dl4188i73lc"))))
     (build-system cargo-build-system)
     (arguments
-     `(#:cargo-inputs
-       (("rust-sct" ,rust-sct-0.3))))
+     `(#:cargo-inputs (("rust-sct" ,rust-sct-0.6))))
     (home-page "https://github.com/ctz/ct-logs")
     (synopsis "Google's list of Certificate Transparency logs")
     (description "This package contains Google's list of Certificate
 Transparency logs for use with sct crate.")
     (license (list license:asl2.0 license:isc license:expat))))
 
+(define-public rust-ct-logs-0.3
+  (package
+    (inherit rust-ct-logs-0.7)
+    (name "rust-ct-logs")
+    (version "0.3.0")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (crate-uri "ct-logs" version))
+       (file-name (string-append name "-" version ".tar.gz"))
+       (sha256
+        (base32 "1f0885ws3p49xh6dfgnhh7zjw9h4rhs9ljs8i9cnkhifzz98784f"))))
+    (arguments
+     `(#:cargo-inputs
+       (("rust-sct" ,rust-sct-0.3))))))
+
 (define-public rust-ctor-0.1
   (package
     (name "rust-ctor")
@@ -4786,6 +5670,25 @@ Transparency logs for use with sct crate.")
      "This package provides an easy Ctrl-C handler for Rust projects.")
     (license (list license:expat license:asl2.0))))
 
+(define-public rust-cty-0.2
+  (package
+    (name "rust-cty")
+    (version "0.2.1")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (crate-uri "cty" version))
+       (file-name (string-append name "-" version ".tar.gz"))
+       (sha256
+        (base32
+         "1qvkdnkxmd7g6fwhmv26zxqi0l7b9cd4d7h1knylvjyh43bc04vk"))))
+    (build-system cargo-build-system)
+    (home-page "https://github.com/japaric/cty")
+    (synopsis "Type aliases to C types")
+    (description "This package provides type aliases to C types like c_int for
+use with bindgen.")
+    (license (list license:expat license:asl2.0))))
+
 (define-public rust-curl-sys-0.4
   (package
     (name "rust-curl-sys")
@@ -4941,7 +5844,47 @@ reading attributes into structs when implementing custom derives.")
 reading attributes into structs when implementing custom derives.")
     (license license:expat)))
 
-(define-public rust-data-encoding-2.1
+(define-public rust-dashmap-3
+  (package
+    (name "rust-dashmap")
+    (version "3.11.10")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (crate-uri "dashmap" version))
+       (file-name (string-append name "-" version ".tar.gz"))
+       (sha256
+        (base32
+         "1ddrjj4khb0s263pw278g5dvbhaid40611h123s9w5shr0phw9hg"))
+       (modules '((guix build utils)))
+       (snippet
+        '(begin
+           ;; Enable unstable features
+           (substitute* "src/lib.rs"
+             (("#!\\[cfg_attr" all)
+              (string-append "#![feature(map_get_key_value)]" "\n"
+                             "#![feature(inner_deref)]" "\n"
+                             all)))
+           #t))))
+    (build-system cargo-build-system)
+    (arguments
+     `(#:cargo-inputs
+       (("rust-ahash" ,rust-ahash-0.3)
+        ("rust-hashbrown" ,rust-hashbrown-0.8)
+        ("rust-serde" ,rust-serde-1))
+       #:phases
+       (modify-phases %standard-phases
+         (add-after 'unpack 'enable-unstable-features
+           (lambda _
+             (setenv "RUSTC_BOOTSTRAP" "1")
+             #t)))))
+    (home-page "https://github.com/xacrimon/dashmap")
+    (synopsis "Blazing fast concurrent HashMap for Rust")
+    (description "This package implements a blazing fast concurrent HashMap
+for Rust.")
+    (license license:expat)))
+
+(define-public rust-data-encoding-2
   (package
     (name "rust-data-encoding")
     (version "2.1.2")
@@ -5070,7 +6013,7 @@ and arithmetic.")
      `(#:tests? #f      ; not all test files included
        #:cargo-inputs
        (("rust-adler32" ,rust-adler32-1)
-        ("rust-byteorder" ,rust-byteorder-1.3)
+        ("rust-byteorder" ,rust-byteorder-1)
         ("rust-gzip-header" ,rust-gzip-header-0.3))
        #:cargo-development-inputs
        (("rust-miniz-oxide" ,rust-miniz-oxide-0.3))))
@@ -5097,9 +6040,9 @@ and arithmetic.")
     (arguments
      `(#:cargo-inputs
        (("rust-adler32" ,rust-adler32-1)
-        ("rust-byteorder" ,rust-byteorder-1.3)
+        ("rust-byteorder" ,rust-byteorder-1)
         ("rust-gzip-header" ,rust-gzip-header-0.3)
-        ("rust-flate2" ,rust-flate2-1.0))))))
+        ("rust-flate2" ,rust-flate2-1))))))
 
 (define-public rust-defmac-0.2
   (package
@@ -5313,6 +6256,29 @@ for arbitrary structs.")
        #:cargo-development-inputs
        (("rust-pretty-assertions" ,rust-pretty-assertions-0.2))))))
 
+(define-public rust-derive-error-chain-0.10
+  (package
+    (name "rust-derive-error-chain")
+    (version "0.10.1")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (crate-uri "derive-error-chain" version))
+       (file-name (string-append name "-" version ".tar.gz"))
+       (sha256
+        (base32
+         "0jnybrpiq5jzx69xq74cwxply36js02z14y9sym8sf2iwsnsk71w"))))
+    (build-system cargo-build-system)
+    (arguments
+     `(#:cargo-inputs
+       (("rust-quote" ,rust-quote-0.3)
+        ("rust-syn" ,rust-syn-0.14))))
+    (home-page "https://github.com/Arnavion/derive-error-chain")
+    (synopsis "Macros 1.1 implementation of error-chain")
+    (description "This package provides a Macros 1.1 implementation of
+error-chain.")
+    (license (list license:expat license:asl2.0))))
+
 (define-public rust-derive-more-0.99
   (package
     (name "rust-derive-more")
@@ -5374,6 +6340,126 @@ traits for both structs and enums.")
 structs and enums.")
   (license license:expat)))
 
+(define-public rust-dialoguer-0.6
+  (package
+    (name "rust-dialoguer")
+    (version "0.6.2")
+    (source
+      (origin
+        (method url-fetch)
+        (uri (crate-uri "dialoguer" version))
+        (file-name
+         (string-append name "-" version ".tar.gz"))
+        (sha256
+         (base32
+          "0f31ahy6myg2vz9xrdmp0vx0m7x427a1wxpgrgwhxd0rgfpqdapl"))))
+    (build-system cargo-build-system)
+    (arguments
+     `(#:cargo-inputs
+       (("rust-console" ,rust-console-0.11)
+        ("rust-lazy-static" ,rust-lazy-static-1)
+        ("rust-tempfile" ,rust-tempfile-3))))
+    (home-page "https://github.com/mitsuhiko/dialoguer")
+    (synopsis "Library for command line prompts")
+    (description
+     "This package provides a library for command line prompts and the like.")
+    (license license:expat)))
+
+(define-public rust-dialoguer-0.3
+  (package
+    (inherit rust-dialoguer-0.6)
+    (name "rust-dialoguer")
+    (version "0.3.0")
+    (source
+      (origin
+        (method url-fetch)
+        (uri (crate-uri "dialoguer" version))
+        (file-name
+         (string-append name "-" version ".tar.gz"))
+        (sha256
+         (base32
+          "1a9gqvqp83gg4jbm286q5ab3l44zyyzlsdaiqmw8x4k80fdc5l8s"))))
+    (build-system cargo-build-system)
+    (arguments
+     `(#:cargo-test-flags '("--lib")
+       #:cargo-inputs
+       (("rust-console" ,rust-console-0.11)
+        ("rust-lazy-static" ,rust-lazy-static-1)
+        ("rust-tempfile" ,rust-tempfile-2))))))
+
+(define-public rust-diesel-1
+  (package
+    (name "rust-diesel")
+    (version "1.4.5")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (crate-uri "diesel" version))
+       (file-name (string-append name "-" version ".tar.gz"))
+       (sha256
+        (base32
+         "134dy6gdbv30q388gsp5777w2qh63hdqsim1j8s1aylpmggfjb9y"))))
+    (build-system cargo-build-system)
+    (arguments
+     `(#:cargo-inputs
+       (("rust-bigdecimal" ,rust-bigdecimal-0.2)
+        ("rust-bitflags" ,rust-bitflags-1)
+        ("rust-byteorder" ,rust-byteorder-1)
+        ("rust-chrono" ,rust-chrono-0.4)
+        ("rust-diesel-derives" ,rust-diesel-derives-1.4)
+        ("rust-ipnetwork" ,rust-ipnetwork-0.17)
+        ("rust-libc" ,rust-libc-0.2)
+        ("rust-libsqlite3-sys" ,rust-libsqlite3-sys-0.15)
+        ("rust-mysqlclient-sys" ,rust-mysqlclient-sys-0.2)
+        ("rust-num-bigint" ,rust-num-bigint-0.3)
+        ("rust-num-integer" ,rust-num-integer-0.1)
+        ("rust-num-traits" ,rust-num-traits-0.2)
+        ("rust-pq-sys" ,rust-pq-sys-0.4)
+        ("rust-quickcheck" ,rust-quickcheck-0.4)
+        ("rust-r2d2" ,rust-r2d2)
+        ("rust-serde-json" ,rust-serde-json-1)
+        ("rust-time" ,rust-time-0.1)
+        ("rust-url" ,rust-url-1)
+        ("rust-uuid" ,rust-uuid-0.7))
+       #:cargo-development-inputs
+       (("rust-cfg-if" ,rust-cfg-if-0.1)
+        ("rust-dotenv" ,rust-dotenv-0.10)
+        ("rust-quickcheck" ,rust-quickcheck-0.4)
+        ("rust-tempdir" ,rust-tempdir-0.3))))
+    (home-page "https://diesel.rs")
+    (synopsis "A safe, extensible ORM and Query Builder")
+    (description "This package provides a safe, extensible ORM and Query
+Builder for PostgreSQL, SQLite, and MySQL.")
+    (license (list license:expat license:asl2.0))))
+
+(define-public rust-diesel-derives-1.4
+  (package
+    (name "rust-diesel-derives")
+    (version "1.4.1")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (crate-uri "diesel_derives" version))
+       (file-name (string-append name "-" version ".tar.gz"))
+       (sha256
+        (base32
+         "1lsq133fwk0zj8xvxhdxqgg0xs31zf3abnwdyshaf0ldca7hkxa5"))))
+    (build-system cargo-build-system)
+    (arguments
+     `(#:cargo-inputs
+       (("rust-proc-macro2" ,rust-proc-macro2-1)
+        ("rust-quote" ,rust-quote-1)
+        ("rust-syn" ,rust-syn-1))
+       #:cargo-development-inputs
+       (("rust-cfg-if" ,rust-cfg-if-0.1)
+        ("rust-diesel" ,rust-diesel-1)
+        ("rust-dotenv" ,rust-dotenv-0.10))))
+    (home-page "https://diesel.rs")
+    (synopsis "Crate internal to Diesel")
+    (description "You should not use this crate directly, it is internal to
+Diesel.")
+    (license (list license:expat license:asl2.0))))
+
 (define-public rust-diff-0.1
   (package
     (name "rust-diff")
@@ -5400,7 +6486,7 @@ structs and enums.")
      "An LCS based slice and string diffing implementation.")
     (license (list license:expat license:asl2.0))))
 
-(define-public rust-difference-2.0
+(define-public rust-difference-2
   (package
     (name "rust-difference")
     (version "2.0.0")
@@ -5428,7 +6514,7 @@ structs and enums.")
     (license license:expat)))
 
 (define-public rust-difference-1
-  (package/inherit rust-difference-2.0
+  (package/inherit rust-difference-2
     (name "rust-difference")
     (version "1.0.0")
     (source
@@ -5489,6 +6575,28 @@ structs and enums.")
        (("rust-blobby" ,rust-blobby-0.1)
         ("rust-generic-array" ,rust-generic-array-0.13))))))
 
+(define-public rust-digest-0.6
+  (package
+    (name "rust-digest")
+    (version "0.6.2")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (crate-uri "digest" version))
+       (file-name (string-append name "-" version ".tar.gz"))
+       (sha256
+        (base32
+         "02mgf8z4hi96w9nl2zb5w3k6lqbhjgv5z8hhyv2b7x7kavqrpcp5"))))
+    (build-system cargo-build-system)
+    (arguments
+     `(#:cargo-inputs
+       (("rust-generic-array" ,rust-generic-array-0.8))))
+    (home-page "https://github.com/RustCrypto/traits")
+    (synopsis "Traits for cryptographic hash functions")
+    (description "This package provides traits for cryptographic hash
+functions.")
+    (license (list license:expat license:asl2.0))))
+
 (define-public rust-directories-3
   (package
     (name "rust-directories")
@@ -5875,19 +6983,62 @@ O(1)-in-practice, if not in theory, but obviously not as fast as a
 non-persistent vector.")
     (license (list license:asl2.0 license:expat))))
 
+(define-public rust-dotenv-0.15
+  (package
+    (name "rust-dotenv")
+    (version "0.15.0")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (crate-uri "dotenv" version))
+       (file-name (string-append name "-" version ".tar.gz"))
+       (sha256
+        (base32
+         "13ysjx7n2bqxxqydvnnbdwgik7i8n6h5c1qhr9g11x6cxnnhpjbp"))))
+    (build-system cargo-build-system)
+    (arguments
+     `(#:cargo-inputs
+       (("rust-clap" ,rust-clap-2))
+       #:cargo-development-inputs
+       (("rust-tempfile" ,rust-tempfile-3))))
+    (home-page "https://github.com/dotenv-rs/dotenv")
+    (synopsis "@code{dotenv} implementation for Rust")
+    (description "This package provides a @code{dotenv} implementation for
+Rust.")
+    (license license:expat)))
+
+(define-public rust-dotenv-0.10
+  (package
+    (inherit rust-dotenv-0.15)
+    (name "rust-dotenv")
+    (version "0.10.1")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (crate-uri "dotenv" version))
+       (file-name (string-append name "-" version ".tar.gz"))
+       (sha256
+        (base32
+         "1ww0wfnilz4cy789fni06gckm45xsb9fplrih26l4qyi4jxy5w6n"))))
+    (arguments
+     `(#:cargo-inputs
+       (("rust-derive-error-chain" ,rust-derive-error-chain-0.10)
+        ("rust-error-chain" ,rust-error-chain-0.10)
+        ("rust-regex" ,rust-regex-0.2))))))
+
 (define-public rust-draw-state-0.8
   (package
     (name "rust-draw-state")
     (version "0.8.0")
     (source
-      (origin
-        (method url-fetch)
-        (uri (crate-uri "draw_state" version))
-        (file-name
-         (string-append name "-" version ".tar.gz"))
-        (sha256
-         (base32
-          "0lfng4fz9x7bwsmzv9r20ply10w0iid6vfcrhx292s6hw8vrbkrk"))))
+     (origin
+       (method url-fetch)
+       (uri (crate-uri "draw_state" version))
+       (file-name
+        (string-append name "-" version ".tar.gz"))
+       (sha256
+        (base32
+         "0lfng4fz9x7bwsmzv9r20ply10w0iid6vfcrhx292s6hw8vrbkrk"))))
     (build-system cargo-build-system)
     (arguments
      `(#:cargo-inputs
@@ -6041,7 +7192,7 @@ floating-point primitives to an @code{io::Write}.")
      "Levenshtein edit distance between strings, a measure for similarity.")
     (license license:asl2.0)))
 
-(define-public rust-either-1.5
+(define-public rust-either-1
   (package
     (name "rust-either")
     (version "1.5.3")
@@ -6378,6 +7529,31 @@ Standard.")
      "Streaming transcoding for encoding_rs.")
     (license (list license:asl2.0 license:expat))))
 
+(define-public rust-enum-as-inner-0.3
+  (package
+    (name "rust-enum-as-inner")
+    (version "0.3.3")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (crate-uri "enum-as-inner" version))
+       (file-name (string-append name "-" version ".tar.gz"))
+       (sha256
+        (base32
+         "15gmpgywijda93lkq7hf2y53h66sqkhzabzbxich288xm6b00pvw"))))
+    (build-system cargo-build-system)
+    (arguments
+     `(#:cargo-inputs
+       (("rust-heck" ,rust-heck-0.3)
+        ("rust-proc-macro2" ,rust-proc-macro2-1)
+        ("rust-quote" ,rust-quote-1)
+        ("rust-syn" ,rust-syn-1))))
+    (home-page "https://github.com/bluejekyll/enum-as-inner")
+    (synopsis "Proc-macro for deriving inner field accessor functions on enums")
+    (description "This package provides a proc-macro for deriving inner field
+accessor functions on enums.")
+    (license (list license:expat license:asl2.0))))
+
 (define-public rust-env-logger-0.7
   (package
     (name "rust-env-logger")
@@ -6584,7 +7760,7 @@ variables.")
         ("rust-proc-macro-error" ,rust-proc-macro-error-0.4)
         ("rust-proc-macro2" ,rust-proc-macro2-1)
         ("rust-syn" ,rust-syn-1)
-        ("rust-rustversion" ,rust-rustversion-1.0)
+        ("rust-rustversion" ,rust-rustversion-1)
         ("rust-quote" ,rust-quote-1))
        #:cargo-development-inputs
        (("rust-skeptic" ,rust-skeptic-0.13))))
@@ -6916,7 +8092,7 @@ provides implementations for @code{HashMap} and @code{HashSet}.")
     (arguments
      `(#:cargo-inputs
        (("rust-chrono" ,rust-chrono-0.4)
-        ("rust-colored" ,rust-colored-1.9)
+        ("rust-colored" ,rust-colored-1)
         ("rust-libc" ,rust-libc-0.2)
         ("rust-log" ,rust-log-0.4)
         ("rust-reopen" ,rust-reopen-0.3)
@@ -6952,7 +8128,7 @@ provides implementations for @code{HashMap} and @code{HashSet}.")
         ("rust-reopen" ,rust-reopen-0.3)
         ("rust-log" ,rust-log-0.4)
         ("rust-chrono" ,rust-chrono-0.4)
-        ("rust-colored" ,rust-colored-1.9)
+        ("rust-colored" ,rust-colored-1)
         ("rust-syslog" ,rust-syslog-3.3)
         ("rust-syslog" ,rust-syslog-4.0))
        #:cargo-development-inputs
@@ -7103,7 +8279,7 @@ cross platform API.")
         ("rust-serde" ,rust-serde-1)
         ("rust-serde-derive" ,rust-serde-derive-1)
         ("rust-serde-json" ,rust-serde-json-1)
-        ("rust-thread-id" ,rust-thread-id-3.3))))
+        ("rust-thread-id" ,rust-thread-id-3))))
     (home-page "https://github.com/llogiq/flame")
     (synopsis "Profiling and flamegraph library")
     (description "A profiling and flamegraph library.")
@@ -7135,7 +8311,7 @@ cross platform API.")
      "A procedural macro to insert @code{flame::start_guard(_)} calls.")
     (license license:asl2.0)))
 
-(define-public rust-flate2-1.0
+(define-public rust-flate2-1
   (package
     (name "rust-flate2")
     (version "1.0.14")
@@ -7155,7 +8331,7 @@ cross platform API.")
        (("rust-cfg-if" ,rust-cfg-if-0.1)
         ("rust-cloudflare-zlib-sys"
          ,rust-cloudflare-zlib-sys-0.2)
-        ("rust-crc32fast" ,rust-crc32fast-1.2)
+        ("rust-crc32fast" ,rust-crc32fast-1)
         ("rust-futures" ,rust-futures-0.1)
         ("rust-libc" ,rust-libc-0.2)
         ("rust-libz-sys" ,rust-libz-sys-1)
@@ -7270,6 +8446,55 @@ streams.")
      "This package provides a total ordering for floating-point numbers.")
     (license (list license:asl2.0 license:expat))))
 
+(define-public rust-fluid-0.4
+  (package
+    (name "rust-fluid")
+    (version "0.4.1")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (crate-uri "fluid" version))
+       (file-name (string-append name "-" version ".tar.gz"))
+       (sha256
+        (base32
+         "04qgdc4lx934158icx9rvs0v6lyvirmb0brllvz38hj9fsaqfbsp"))))
+    (build-system cargo-build-system)
+    (arguments
+     `(#:cargo-inputs
+       (("rust-colored" ,rust-colored-1)
+        ("rust-fluid-attributes" ,rust-fluid-attributes-0.4)
+        ("rust-num-traits" ,rust-num-traits-0.2))))
+    (home-page "https://crates.io/crates/fluid")
+    (synopsis "Human readable test library")
+    (description "This package provides a human readable test library.")
+    (license license:asl2.0)))
+
+(define-public rust-fluid-attributes-0.4
+  (package
+    (name "rust-fluid-attributes")
+    (version "0.4.0")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (crate-uri "fluid_attributes" version))
+       (file-name (string-append name "-" version ".tar.gz"))
+       (sha256
+        (base32
+         "1i67vcas0gr64bc8spprlfp7m7msv1jyspghgq1q8f0qrnvy8px8"))))
+    (build-system cargo-build-system)
+    (arguments
+     `(#:tests? #f
+       #:cargo-inputs
+       (("rust-proc-macro2" ,rust-proc-macro2-0.4)
+        ("rust-quote" ,rust-quote-0.6)
+        ("rust-syn" ,rust-syn-0.15)
+        ("rust-uuid" ,rust-uuid-0.7))))
+    (home-page "https://gitlab.com/Boiethios/fluid-rs/wikis")
+    (synopsis "Proc macro attributes for the fluid crate")
+    (description "This package provides proc macro attributes for the fluid
+crate.")
+    (license license:asl2.0)))
+
 (define-public rust-fnv-1
   (package
     (name "rust-fnv")
@@ -7322,7 +8547,7 @@ implementation that is more efficient for smaller hash keys.")
         ("rust-memmap" ,rust-memmap-0.7)
         ("rust-dwrote" ,rust-dwrote-0.9)
         ("rust-dirs" ,rust-dirs-1.0)
-        ("rust-byteorder" ,rust-byteorder-1.3)
+        ("rust-byteorder" ,rust-byteorder-1)
         ("rust-lazy-static" ,rust-lazy-static-1)
         ("rust-core-text" ,rust-core-text-13)
         ("rust-walkdir" ,rust-walkdir-2))))
@@ -8225,6 +9450,34 @@ futures-rs library.")
     (description "Tools for working with tasks.")
     (license (list license:expat license:asl2.0))))
 
+(define-public rust-futures-test-0.3
+  (package
+    (name "rust-futures-test")
+    (version "0.3.5")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (crate-uri "futures-test" version))
+       (file-name (string-append name "-" version ".tar.gz"))
+       (sha256
+        (base32
+         "0v9r2mmgdbm0x4gppd5jzf4rss7439ivkqwi604m0r2il3zap6ci"))))
+    (build-system cargo-build-system)
+    (arguments
+     `(#:cargo-inputs
+       (("rust-futures-core" ,rust-futures-core-0.3)
+        ("rust-futures-executor" ,rust-futures-executor-0.3)
+        ("rust-futures-io" ,rust-futures-io-0.3)
+        ("rust-futures-task" ,rust-futures-task-0.3)
+        ("rust-futures-util" ,rust-futures-util-0.3)
+        ("rust-once-cell" ,rust-once-cell-1)
+        ("rust-pin-utils" ,rust-pin-utils-0.1))))
+    (home-page "https://rust-lang.github.io/futures-rs")
+    (synopsis "Test components built off futures-rs")
+    (description "This package provides common utilities for testing
+components built off futures-rs.")
+    (license (list license:expat license:asl2.0))))
+
 (define-public rust-futures-timer-0.1
   (package
     (name "rust-futures-timer")
@@ -8333,12 +9586,11 @@ library.")
          "037mb9ichariqi45xm6mz0b11pa92gj38ba0409z3iz239sns6y3"))))
     (build-system cargo-build-system)
     (arguments
-     `(#:skip-build? #t
-       #:cargo-inputs
-       (("rust-byteorder" ,rust-byteorder-1.3))
+     `(#:cargo-inputs
+       (("rust-byteorder" ,rust-byteorder-1))
        #:cargo-development-inputs
        (("rust-fnv" ,rust-fnv-1)
-        ("rust-seahash" ,rust-seahash-3.0))))
+        ("rust-seahash" ,rust-seahash-3))))
     (home-page "https://github.com/cbreeden/fxhash")
     (synopsis "Hashing algorithm from hasher used in FireFox and Rustc")
     (description
@@ -8491,6 +9743,27 @@ API library @code{gdi32}.")
         (base32
          "1v5jg7djicq34nbiv1dwaki71gkny002wyy9qfn3y0hfmrs053y6"))))))
 
+(define-public rust-generic-array-0.8
+  (package
+    (inherit rust-generic-array-0.12)
+    (name "rust-generic-array")
+    (version "0.8.3")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (crate-uri "generic-array" version))
+       (file-name (string-append name "-" version ".tar.gz"))
+       (sha256
+        (base32
+         "1wi6rlx3dmrvl26yxm4z5n68kyj2ikk4nllk1kazw2ik9scnkszw"))))
+    (arguments
+     `(#:cargo-inputs
+       (("rust-nodrop" ,rust-nodrop-0.1)
+        ("rust-serde" ,rust-serde-1)
+        ("rust-typenum" ,rust-typenum-1))
+       #:cargo-development-inputs
+       (("rust-serde-json" ,rust-serde-json-1))))))
+
 (define-public rust-genmesh-0.6
   (package
     (name "rust-genmesh")
@@ -8529,10 +9802,9 @@ API library @code{gdi32}.")
           "1mgb3qvivi26gs6ihqqhh8iyhp3vgxri6vwyrwg28w0xqzavznql"))))
     (build-system cargo-build-system)
     (arguments
-     `(#:skip-build? #t
-       #:cargo-inputs
+     `(#:cargo-inputs
        (("rust-unicode-width" ,rust-unicode-width-0.1)
-        ("rust-rustc-std-workspace-core" ,rust-rustc-std-workspace-core-1.0)
+        ("rust-rustc-std-workspace-core" ,rust-rustc-std-workspace-core-1)
         ("rust-rustc-std-workspace-std" ,rust-rustc-std-workspace-std-1.0))
        #:cargo-development-inputs
        (("rust-log" ,rust-log-0.3))))
@@ -8566,7 +9838,7 @@ API library @code{gdi32}.")
         ("rust-log" ,rust-log-0.4)
         ("rust-stdweb" ,rust-stdweb-0.4)
         ("rust-wasi" ,rust-wasi-0.9)
-        ("rust-rustc-std-workspace-core" ,rust-rustc-std-workspace-core-1.0))))
+        ("rust-rustc-std-workspace-core" ,rust-rustc-std-workspace-core-1))))
     (home-page "https://github.com/rust-random/getrandom")
     (synopsis "Retrieve random data from system source")
     (description
@@ -8697,6 +9969,32 @@ retrieving random data from system source.")
 @acronym{GFA, Graphical Fragment Assembly} format.")
     (license license:expat)))
 
+(define-public rust-ghash-0.3
+  (package
+    (name "rust-ghash")
+    (version "0.3.0")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (crate-uri "ghash" version))
+       (file-name (string-append name "-" version ".tar.gz"))
+       (sha256
+        (base32
+         "0c957q9sk1q93pqqfvhcmflfm1zvbr14aznfpm25kqd6i437zqnn"))))
+    (build-system cargo-build-system)
+    (arguments
+     `(#:cargo-inputs
+       (("rust-polyval" ,rust-polyval-0.4)
+        ("rust-zeroize" ,rust-zeroize-1))
+       #:cargo-development-inputs
+       (("rust-hex-literal" ,rust-hex-literal-0.1))))
+    (home-page "https://github.com/RustCrypto/universal-hashes")
+    (synopsis "Universal hash over GF(2^128)")
+    (description "This package provides a universal hash over GF(2^128) useful
+for constructing a Message Authentication Code (MAC), as in the AES-GCM
+authenticated encryption cipher.")
+    (license (list license:expat license:asl2.0))))
+
 (define-public rust-gimli-0.20
   (package
     (name "rust-gimli")
@@ -8718,10 +10016,10 @@ retrieving random data from system source.")
          ,rust-fallible-iterator-0.2)
         ("rust-arrayvec" ,rust-arrayvec-0.5)
         ("rust-stable-deref-trait"
-         ,rust-stable-deref-trait-1.1)
+         ,rust-stable-deref-trait-1)
         ("rust-smallvec" ,rust-smallvec-1)
         ("rust-indexmap" ,rust-indexmap-1)
-        ("rust-byteorder" ,rust-byteorder-1.3))))
+        ("rust-byteorder" ,rust-byteorder-1))))
     (home-page "https://github.com/gimli-rs/gimli")
     (synopsis "Library for reading and writing the DWARF debugging format")
     (description
@@ -8745,10 +10043,10 @@ retrieving random data from system source.")
     (arguments
      `(#:cargo-inputs
        (("rust-arrayvec" ,rust-arrayvec-0.4)
-        ("rust-byteorder" ,rust-byteorder-1.3)
+        ("rust-byteorder" ,rust-byteorder-1)
         ("rust-fallible-iterator" ,rust-fallible-iterator-0.2)
         ("rust-indexmap" ,rust-indexmap-1)
-        ("rust-stable-deref-trait" ,rust-stable-deref-trait-1.1))
+        ("rust-stable-deref-trait" ,rust-stable-deref-trait-1))
        #:cargo-development-inputs
        (("rust-crossbeam" ,rust-crossbeam-0.7)
         ("rust-getopts" ,rust-getopts-0.2)
@@ -8788,13 +10086,13 @@ DWARF debugging format.")
         ("rust-log" ,rust-log-0.4)
         ("rust-openssl-probe" ,rust-openssl-probe-0.1)
         ("rust-openssl-sys" ,rust-openssl-sys-0.9)
-        ("rust-url" ,rust-url-2.1))
+        ("rust-url" ,rust-url-2))
        #:cargo-development-inputs
        (("rust-docopt" ,rust-docopt-1.1)
         ("rust-serde" ,rust-serde-1)
         ("rust-serde-derive" ,rust-serde-derive-1)
         ("rust-tempfile" ,rust-tempfile-3)
-        ("rust-thread-id" ,rust-thread-id-3.3)
+        ("rust-thread-id" ,rust-thread-id-3)
         ("rust-time" ,rust-time-0.1))))
     (native-inputs
      `(("libgit2" ,libgit2)
@@ -8832,13 +10130,13 @@ reading and writing git repositories.")
         ("rust-log" ,rust-log-0.4)
         ("rust-openssl-probe" ,rust-openssl-probe-0.1)
         ("rust-openssl-sys" ,rust-openssl-sys-0.9)
-        ("rust-url" ,rust-url-1.7))
+        ("rust-url" ,rust-url-1))
        #:cargo-development-inputs
        (("rust-docopt" ,rust-docopt-1.1)
         ("rust-serde" ,rust-serde-1)
         ("rust-serde-derive" ,rust-serde-derive-1)
         ("rust-tempdir" ,rust-tempdir-0.3)
-        ("rust-thread-id" ,rust-thread-id-3.3)
+        ("rust-thread-id" ,rust-thread-id-3)
         ("rust-time" ,rust-time-0.1))))))
 
 (define-public rust-glium-0.25
@@ -8893,7 +10191,7 @@ OpenGL's old and error-prone API.")
           "0x25wfr7vg3mzxc9x05dcphvd3nwlcmbnxrvwcvrrdwplcrrk4cv"))))
     (build-system cargo-build-system)
     (arguments
-     `(#:skip-build? #t
+     `(#:tests? #f
        #:cargo-development-inputs
        (("rust-tempdir" ,rust-tempdir-0.3))))
     (home-page "https://github.com/rust-lang-nursery/glob")
@@ -8954,33 +10252,58 @@ the process of matching one or more glob patterns against a single candidate
 path simultaneously, and returning all of the globs that matched.")
     (license (list license:expat license:unlicense))))
 
-(define-public rust-globwalk-0.5
+(define-public rust-globwalk-0.8
   (package
     (name "rust-globwalk")
-    (version "0.5.0")
+    (version "0.8.0")
     (source
-      (origin
-        (method url-fetch)
-        (uri (crate-uri "globwalk" version))
-        (file-name
-         (string-append name "-" version ".tar.gz"))
-        (sha256
-         (base32
-          "09axyql26s09z60sgi3y3lkin9swy2b5km3b0v6mm84xhlljxyl9"))))
+     (origin
+       (method url-fetch)
+       (uri (crate-uri "globwalk" version))
+       (file-name (string-append name "-" version ".tar.gz"))
+       (sha256
+        (base32
+         "0ihld70ngnri1qd8sd61099yfzcl6iqn17rfa102q1bl6ck710hp"))))
     (build-system cargo-build-system)
     (arguments
      `(#:cargo-inputs
-       (("rust-ignore" ,rust-ignore-0.4)
+       (("rust-bitflags" ,rust-bitflags-1)
+        ("rust-ignore" ,rust-ignore-0.4)
         ("rust-walkdir" ,rust-walkdir-2))
        #:cargo-development-inputs
-       (("rust-docmatic" ,rust-docmatic-0.1)
+       (("rust-backtrace" ,rust-backtrace-0.3.35)
+        ("rust-docmatic" ,rust-docmatic-0.1)
         ("rust-tempdir" ,rust-tempdir-0.3))))
     (home-page "https://github.com/gilnaa/globwalk")
     (synopsis "Glob-matched recursive file system walking")
-    (description
-     "Glob-matched recursive file system walking.")
+    (description "This package provides glob-matched recursive file system
+walking.  Based on both @code{rust-walkdir} and @code{rust-ignore}, this crate
+inherits many goodies from both, such as limiting search depth and amount of
+open file descriptors.")
     (license license:expat)))
 
+(define-public rust-globwalk-0.5
+  (package
+    (inherit rust-globwalk-0.8)
+    (name "rust-globwalk")
+    (version "0.5.0")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (crate-uri "globwalk" version))
+       (file-name
+        (string-append name "-" version ".tar.gz"))
+       (sha256
+        (base32
+         "09axyql26s09z60sgi3y3lkin9swy2b5km3b0v6mm84xhlljxyl9"))))
+    (arguments
+     `(#:cargo-inputs
+       (("rust-ignore" ,rust-ignore-0.4)
+        ("rust-walkdir" ,rust-walkdir-2))
+       #:cargo-development-inputs
+       (("rust-docmatic" ,rust-docmatic-0.1)
+        ("rust-tempdir" ,rust-tempdir-0.3))))))
+
 (define-public rust-goblin-0.2
   (package
     (name "rust-goblin")
@@ -9284,7 +10607,7 @@ standard printing of search results, similar to grep itself.")
     (build-system cargo-build-system)
     (arguments
      `(#:cargo-inputs
-       (("rust-crc32fast" ,rust-crc32fast-1.2))))
+       (("rust-crc32fast" ,rust-crc32fast-1))))
     (home-page "https://github.com/oyvindln/gzip-header")
     (synopsis "Decoding and encoding the header part of gzip files")
     (description
@@ -9292,8 +10615,53 @@ standard printing of search results, similar to grep itself.")
 of gzip files based on the gzip header implementation in the @code{flate2} crate.")
     (license (list license:expat license:asl2.0))))
 
+(define-public rust-h2-0.2
+  (package
+    (name "rust-h2")
+    (version "0.2.6")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (crate-uri "h2" version))
+       (file-name (string-append name "-" version ".tar.gz"))
+       (sha256
+        (base32
+         "0lvdrzn43iikl521dlrb7z96lsmy7l6nnm35ylf00q7dmq5rwgwr"))))
+    (build-system cargo-build-system)
+    (arguments
+     `(#:cargo-inputs
+       (("rust-bytes" ,rust-bytes-0.5)
+        ("rust-fnv" ,rust-fnv-1)
+        ("rust-futures-core" ,rust-futures-core-0.3)
+        ("rust-futures-sink" ,rust-futures-sink-0.3)
+        ("rust-futures-util" ,rust-futures-util-0.3)
+        ("rust-http" ,rust-http-0.2)
+        ("rust-indexmap" ,rust-indexmap-1)
+        ("rust-slab" ,rust-slab-0.4)
+        ("rust-tokio" ,rust-tokio-0.2)
+        ("rust-tokio-util" ,rust-tokio-util-0.3)
+        ("rust-tracing" ,rust-tracing-0.1))
+       #:cargo-development-inputs
+       (("rust-env-logger" ,rust-env-logger-0.5)
+        ("rust-hex" ,rust-hex-0.2)
+        ("rust-quickcheck" ,rust-quickcheck-0.4)
+        ("rust-rand" ,rust-rand-0.3)
+        ("rust-rustls" ,rust-rustls-0.16)
+        ("rust-serde" ,rust-serde-1)
+        ("rust-serde-json" ,rust-serde-json-1)
+        ("rust-tokio" ,rust-tokio-0.2)
+        ("rust-tokio-rustls" ,rust-tokio-rustls-0.12)
+        ("rust-walkdir" ,rust-walkdir-1)
+        ("rust-webpki" ,rust-webpki-0.21)
+        ("rust-webpki-roots" ,rust-webpki-roots-0.17))))
+    (home-page "https://github.com/hyperium/h2")
+    (synopsis "HTTP/2.0 client and server")
+    (description "This package provides an HTTP/2.0 client and server.")
+    (license license:expat)))
+
 (define-public rust-h2-0.1
   (package
+    (inherit rust-h2-0.2)
     (name "rust-h2")
     (version "0.1.26")
     (source
@@ -9303,11 +10671,10 @@ of gzip files based on the gzip header implementation in the @code{flate2} crate
        (file-name (string-append name "-" version ".tar.gz"))
        (sha256
         (base32 "0qn457y8xh03p7c7cpk76r22gqpyqxc58g5022j3iya7d0j4rcx5"))))
-    (build-system cargo-build-system)
     (arguments
      `(#:skip-build? #t ;; TODO missing indirect dependency
        #:cargo-inputs
-       (("rust-byteorder" ,rust-byteorder-1.3)
+       (("rust-byteorder" ,rust-byteorder-1)
         ("rust-bytes" ,rust-bytes-0.4)
         ("rust-fnv" ,rust-fnv-1)
         ("rust-futures" ,rust-futures-0.1)
@@ -9329,11 +10696,7 @@ of gzip files based on the gzip header implementation in the @code{flate2} crate
         ("rust-tokio-rustls" ,rust-tokio-rustls-0.12)
         ("rust-walkdir" ,rust-walkdir-1)
         ("rust-webpki" ,rust-webpki-0.21)
-        ("rust-webpki-roots" ,rust-webpki-roots-0.17))))
-    (home-page "https://github.com/hyperium/h2")
-    (synopsis "HTTP/2.0 client and server")
-    (description "This packages provides a HTTP/2.0 client and server.")
-    (license license:expat)))
+        ("rust-webpki-roots" ,rust-webpki-roots-0.17))))))
 
 (define-public rust-half-1
   (package
@@ -9384,8 +10747,8 @@ IEEE 754-2008 binary16 type.")
        #:cargo-inputs
         (("rust-hashbrown" ,rust-hashbrown-0.5)
          ("rust-log" ,rust-log-0.4)
-         ("rust-pest" ,rust-pest-2.1)
-         ("rust-pest-derive" ,rust-pest-derive-2.1)
+         ("rust-pest" ,rust-pest-2)
+         ("rust-pest-derive" ,rust-pest-derive-2)
          ("rust-quick-error" ,rust-quick-error-1.2)
          ("rust-serde" ,rust-serde-1)
          ("rust-serde-json" ,rust-serde-json-1)
@@ -9403,8 +10766,90 @@ IEEE 754-2008 binary16 type.")
 the template engine that renders the official Rust website")
     (license license:expat)))
 
+(define-public rust-hash32-0.1
+  (package
+    (name "rust-hash32")
+    (version "0.1.1")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (crate-uri "hash32" version))
+       (file-name (string-append name "-" version ".tar.gz"))
+       (sha256
+        (base32
+         "1k7lv7hsbzv14pz90cxay6v7avh6d6kcrra0rsc45b33dvw1l16l"))))
+    (build-system cargo-build-system)
+    (arguments
+     `(#:cargo-inputs
+       (("rust-byteorder" ,rust-byteorder-1))
+       #:cargo-development-inputs
+       (("rust-hash32-derive" ,rust-hash32-derive-0.1))))
+    (home-page "https://github.com/japaric/hash32")
+    (synopsis "32-bit hashing machinery")
+    (description "This package provides 32-bit hashing machinery.")
+    (license (list license:expat license:asl2.0))))
+
+(define-public rust-hash32-derive-0.1
+  (package
+    (name "rust-hash32-derive")
+    (version "0.1.0")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (crate-uri "hash32-derive" version))
+       (file-name (string-append name "-" version ".tar.gz"))
+       (sha256
+        (base32
+         "18lrlxycq45kaz0l688shxnhgh3ryjp3zn0n6vfcs5sa2nyyzh7b"))))
+    (build-system cargo-build-system)
+    (arguments
+     `(#:cargo-inputs
+       (("rust-proc-macro2" ,rust-proc-macro2-0.3)
+        ("rust-quote" ,rust-quote-0.5)
+        ("rust-syn" ,rust-syn-0.13))))
+    (home-page "https://github.com/japaric/hash32")
+    (synopsis "Macros 1.1 implementation of @code{#[derive(Hash32)]}")
+    (description "This package provides a macros 1.1 implementation of
+@code{#[derive(Hash32)]}.")
+    (license (list license:expat license:asl2.0))))
+
+(define-public rust-hashbrown-0.8
+  (package
+    (name "rust-hashbrown")
+    (version "0.8.0")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (crate-uri "hashbrown" version))
+       (file-name (string-append name "-" version ".tar.gz"))
+       (sha256
+        (base32
+         "09y86zmf59n6ys9yf2bvg9ckwwa1ijv2i3flkz45iqkwfmh7i6xb"))))
+    (build-system cargo-build-system)
+    (arguments
+     `(#:cargo-inputs
+       (("rust-ahash" ,rust-ahash-0.3)
+        ("rust-compiler-builtins" ,rust-compiler-builtins-0.1)
+        ("rust-rayon" ,rust-rayon-1)
+        ("rust-rustc-std-workspace-alloc" ,rust-rustc-std-workspace-alloc-1)
+        ("rust-rustc-std-workspace-core" ,rust-rustc-std-workspace-core-1)
+        ("rust-serde" ,rust-serde-1))
+       #:cargo-development-inputs
+       (("rust-doc-comment" ,rust-doc-comment-0.3)
+        ("rust-lazy-static" ,rust-lazy-static-1)
+        ("rust-rand" ,rust-rand-0.7)
+        ("rust-rayon" ,rust-rayon-1)
+        ("rust-rustc-hash" ,rust-rustc-hash-1.0)
+        ("rust-serde-test" ,rust-serde-test-1))))
+    (home-page "https://github.com/rust-lang/hashbrown")
+    (synopsis "Rust port of Google's SwissTable hash map")
+    (description "This package provides a Rust port of Google's SwissTable
+hash map.")
+    (license (list license:asl2.0 license:expat))))
+
 (define-public rust-hashbrown-0.5
   (package
+    (inherit rust-hashbrown-0.8)
     (name "rust-hashbrown")
     (version "0.5.0")
     (source
@@ -9416,39 +10861,63 @@ the template engine that renders the official Rust website")
        (sha256
         (base32
          "0lr3gsicplw7czapsscmii87hgzpvxf5ch92v7pi95xsipxl3pp1"))))
-    (build-system cargo-build-system)
     (arguments
      `(#:skip-build? #t
        #:cargo-inputs
        (("rust-compiler-builtins" ,rust-compiler-builtins-0.1)
         ("rust-rayon" ,rust-rayon-1)
-        ("rust-rustc-std-workspace-alloc" ,rust-rustc-std-workspace-alloc-1.0)
-        ("rust-rustc-std-workspace-core" ,rust-rustc-std-workspace-core-1.0)
+        ("rust-rustc-std-workspace-alloc" ,rust-rustc-std-workspace-alloc-1)
+        ("rust-rustc-std-workspace-core" ,rust-rustc-std-workspace-core-1)
         ("rust-serde" ,rust-serde-1))
        #:cargo-development-inputs
        (("rust-lazy-static" ,rust-lazy-static-1)
         ("rust-rand" ,rust-rand-0.5)
         ("rust-rayon" ,rust-rayon-1)
-        ("rust-rustc-hash" ,rust-rustc-hash-1.1)
-        ("rust-serde-test" ,rust-serde-test-1))))
-    (home-page "https://github.com/rust-lang/hashbrown")
-    (synopsis "Rust port of Google's SwissTable hash map")
-    (description
-     "This package provides a Rust port of Google's SwissTable hash map.")
-    (license (list license:asl2.0 license:expat))))
+        ("rust-rustc-hash" ,rust-rustc-hash-1)
+        ("rust-serde-test" ,rust-serde-test-1))))))
+
+(define-public rust-heapless-0.5
+  (package
+    (name "rust-heapless")
+    (version "0.5.5")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (crate-uri "heapless" version))
+       (file-name (string-append name "-" version ".tar.gz"))
+       (sha256
+        (base32
+         "1h1d6s1f9zn0rz2vkdn0b42kcnkmlpd90yhfyqqhpirv38ws5a3k"))))
+    (build-system cargo-build-system)
+    (arguments
+     `(#:cargo-inputs
+       (("rust-as-slice" ,rust-as-slice-0.1)
+        ("rust-generic-array" ,rust-generic-array-0.13)
+        ("rust-hash32" ,rust-hash32-0.1)
+        ("rust-serde" ,rust-serde-1)
+        ("rust-stable-deref-trait" ,rust-stable-deref-trait-1)
+        ("rust-ufmt-write" ,rust-ufmt-write-0.1))
+       #:cargo-development-inputs
+       (("rust-scoped-threadpool" ,rust-scoped-threadpool-0.1)
+        ("rust-ufmt" ,rust-ufmt-0.1))))
+    (home-page "https://github.com/japaric/heapless")
+    (synopsis "@code{statice} friendly data structures")
+    (description "This package provides @code{static} friendly data structures
+that don't require dynamic memory allocation.")
+    (license (list license:expat license:asl2.0))))
 
 (define-public rust-heapsize-0.4
   (package
     (name "rust-heapsize")
     (version "0.4.2")
     (source
-      (origin
-        (method url-fetch)
-        (uri (crate-uri "heapsize" version))
-        (file-name (string-append name "-" version ".crate"))
-        (sha256
-         (base32
-          "0q94q9ppqjgrw71swiyia4hgby2cz6dldp7ij57nkvhd6zmfcy8n"))))
+     (origin
+       (method url-fetch)
+       (uri (crate-uri "heapsize" version))
+       (file-name (string-append name "-" version ".crate"))
+       (sha256
+        (base32
+         "0q94q9ppqjgrw71swiyia4hgby2cz6dldp7ij57nkvhd6zmfcy8n"))))
     (build-system cargo-build-system)
     (arguments
      `(#:skip-build? #t
@@ -9547,7 +11016,7 @@ consistent, and reasonably well performing.")
        #:cargo-inputs
         (("rust-compiler-builtins" ,rust-compiler-builtins-0.1)
          ("rust-libc" ,rust-libc-0.2)
-         ("rust-rustc-std-workspace-core" ,rust-rustc-std-workspace-core-1.0))))
+         ("rust-rustc-std-workspace-core" ,rust-rustc-std-workspace-core-1))))
     (home-page "https://github.com/hermitcore/rusty-hermit")
     (synopsis "Small interface to call functions from RustyHermit")
     (description
@@ -9690,6 +11159,35 @@ compile time.")
      `(#:cargo-inputs
        (("rust-proc-macro-hack" ,rust-proc-macro-hack-0.4))))))
 
+(define-public rust-hkdf-0.9
+  (package
+    (name "rust-hkdf")
+    (version "0.9.0")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (crate-uri "hkdf" version))
+       (file-name (string-append name "-" version ".tar.gz"))
+       (sha256
+        (base32
+         "1jdvmf8aadk3s0kn9kk3dj00nprjk9glks5f8dm55r43af34j4gy"))))
+    (build-system cargo-build-system)
+    (arguments
+     `(#:cargo-inputs
+       (("rust-digest" ,rust-digest-0.9)
+        ("rust-hmac" ,rust-hmac-0.8))
+       #:cargo-development-inputs
+       (("rust-bencher" ,rust-bencher-0.1)
+        ("rust-crypto-tests" ,rust-crypto-tests-0.5)
+        ("rust-hex" ,rust-hex-0.4)
+        ("rust-sha-1" ,rust-sha-1-0.9)
+        ("rust-sha2" ,rust-sha2-0.9))))
+    (home-page "https://github.com/RustCrypto/KDFs/")
+    (synopsis "HMAC-based Extract-and-Expand Key Derivation Function (HKDF)")
+    (description "This package provides a HMAC-based Extract-and-Expand Key
+Derivation Function (HKDF).")
+    (license (list license:expat license:asl2.0))))
+
 (define-public rust-hmac-0.8
   (package
     (name "rust-hmac")
@@ -9867,7 +11365,7 @@ Hash-based Message Authentication Code}.")
         ("rust-indexmap" ,rust-indexmap-1)
         ("rust-quickcheck" ,rust-quickcheck-0.9)
         ("rust-rand" ,rust-rand-0.7)
-        ("rust-seahash" ,rust-seahash-3.0)
+        ("rust-seahash" ,rust-seahash-3)
         ("rust-serde" ,rust-serde-1)
         ("rust-serde-json" ,rust-serde-json-1))))
     (home-page "https://github.com/hyperium/http")
@@ -9898,7 +11396,7 @@ requests and responses.")
        (("rust-indexmap" ,rust-indexmap-1)
         ("rust-quickcheck" ,rust-quickcheck-0.6)
         ("rust-rand" ,rust-rand-0.4)
-        ("rust-seahash" ,rust-seahash-3.0)
+        ("rust-seahash" ,rust-seahash-3)
         ("rust-serde" ,rust-serde-1)
         ("rust-serde-json" ,rust-serde-json-1))))))
 
@@ -9970,7 +11468,7 @@ or response body.")
      "Simple and lightweight HTTP client with built-in HTTPS support.")
     (license license:expat)))
 
-(define-public rust-httparse-1.3
+(define-public rust-httparse-1
   (package
     (name "rust-httparse")
     (version "1.3.3")
@@ -9994,6 +11492,25 @@ or response body.")
      "This package provides a tiny, safe, speedy, zero-copy HTTP/1.x parser.")
     (license (list license:asl2.0 license:expat))))
 
+(define-public rust-humansize-1
+  (package
+    (name "rust-humansize")
+    (version "1.1.0")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (crate-uri "humansize" version))
+       (file-name (string-append name "-" version ".tar.gz"))
+       (sha256
+        (base32
+         "0piadmwjah1jv6q288im4za9szlgalzjyq2811w35i6gg9ib5jmn"))))
+    (build-system cargo-build-system)
+    (home-page "https://github.com/LeopoldArkham/humansize")
+    (synopsis "Represent file sizes in a human-readable format")
+    (description "This package provides a configurable crate to easily
+represent file sizes in a human-readable format.")
+    (license (list license:expat license:asl2.0))))
+
 (define-public rust-humantime-2
   (package
     (name "rust-humantime")
@@ -10044,8 +11561,59 @@ SystemTime}}.")
         ("rust-rand" ,rust-rand-0.4)
         ("rust-time" ,rust-time-0.1))))))
 
+(define-public rust-hyper-0.13
+  (package
+    (name "rust-hyper")
+    (version "0.13.7")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (crate-uri "hyper" version))
+       (file-name (string-append name "-" version ".tar.gz"))
+       (sha256
+        (base32
+         "1symcnba2y03b8lj6xp2wd994lk3xyk3wizacjg5s60njzfshs1y"))))
+    (build-system cargo-build-system)
+    (arguments
+     `(#:cargo-inputs
+       (("rust-bytes" ,rust-bytes-0.5)
+        ("rust-futures-channel" ,rust-futures-channel-0.3)
+        ("rust-futures-core" ,rust-futures-core-0.3)
+        ("rust-futures-util" ,rust-futures-util-0.3)
+        ("rust-h2" ,rust-h2-0.2)
+        ("rust-http" ,rust-http-0.2)
+        ("rust-http-body" ,rust-http-body-0.3)
+        ("rust-httparse" ,rust-httparse-1)
+        ("rust-itoa" ,rust-itoa-0.4)
+        ("rust-pin-project" ,rust-pin-project-0.4)
+        ("rust-socket2" ,rust-socket2-0.3)
+        ("rust-time" ,rust-time-0.1)
+        ("rust-tokio" ,rust-tokio-0.2)
+        ("rust-tower-service" ,rust-tower-service-0.3)
+        ("rust-tracing" ,rust-tracing-0.1)
+        ("rust-want" ,rust-want-0.3))
+       #:cargo-development-inputs
+       (("rust-futures-util" ,rust-futures-util-0.3)
+        ("rust-matches" ,rust-matches-0.1)
+        ("rust-num-cpus" ,rust-num-cpus-1)
+        ("rust-pretty-env-logger" ,rust-pretty-env-logger-0.4)
+        ("rust-serde" ,rust-serde-1)
+        ("rust-serde-derive" ,rust-serde-derive-1)
+        ("rust-serde-json" ,rust-serde-json-1)
+        ("rust-spmc" ,rust-spmc-0.3)
+        ("rust-tokio" ,rust-tokio-0.2)
+        ("rust-tokio-test" ,rust-tokio-test-0.2)
+        ("rust-tokio-util" ,rust-tokio-util-0.3)
+        ("rust-tower-util" ,rust-tower-util-0.3)
+        ("rust-url" ,rust-url-1))))
+    (home-page "https://hyper.rs")
+    (synopsis "Fast and correct HTTP library.")
+    (description "This package provides a fast and correct HTTP library.")
+    (license license:expat)))
+
 (define-public rust-hyper-0.12
   (package
+    (inherit rust-hyper-0.13)
     (name "rust-hyper")
     (version "0.12.35")
     (source
@@ -10055,7 +11623,6 @@ SystemTime}}.")
        (file-name (string-append name "-" version ".tar.gz"))
        (sha256
         (base32 "1xnm8zi4bdjqhlnx3238kx8yjf29jjd1ww54apcql7wf8g8nxglx"))))
-    (build-system cargo-build-system)
     (arguments
      `(#:skip-build? #t ;; fails due to some missing example file
        #:cargo-inputs
@@ -10065,7 +11632,7 @@ SystemTime}}.")
         ("rust-h2" ,rust-h2-0.1)
         ("rust-http" ,rust-http-0.1)
         ("rust-http-body" ,rust-http-body-0.1)
-        ("rust-httparse" ,rust-httparse-1.3)
+        ("rust-httparse" ,rust-httparse-1)
         ("rust-iovec" ,rust-iovec-0.1)
         ("rust-itoa" ,rust-itoa-0.4)
         ("rust-log" ,rust-log-0.4)
@@ -10091,23 +11658,55 @@ SystemTime}}.")
         ("rust-spmc" ,rust-spmc-0.3)
         ("rust-tokio-fs" ,rust-tokio-fs-0.1)
         ("rust-tokio-mockstream" ,rust-tokio-mockstream-1)
-        ("rust-url" ,rust-url-1.7))))
-    (home-page "https://hyper.rs")
-    (synopsis "Fast and correct HTTP library")
-    (description "This package provides a fast and correct HTTP library.")
-    (license license:expat)) )
+        ("rust-url" ,rust-url-1))))))
 
-(define-public rust-hyper-tls-0.3
+(define-public rust-hyper-rustls-0.21
+  (package
+    (name "rust-hyper-rustls")
+    (version "0.21.0")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (crate-uri "hyper-rustls" version))
+       (file-name (string-append name "-" version ".tar.gz"))
+       (sha256
+        (base32
+         "1dmbj15fx6qyg26hji2jm7q9y383090jy3z9zjn5xs4f7v43qx1p"))))
+    (build-system cargo-build-system)
+    (arguments
+     `(#:cargo-inputs
+       (("rust-bytes" ,rust-bytes-0.5)
+        ("rust-ct-logs" ,rust-ct-logs-0.7)
+        ("rust-futures-util" ,rust-futures-util-0.3)
+        ("rust-hyper" ,rust-hyper-0.13)
+        ("rust-log" ,rust-log-0.4)
+        ("rust-rustls" ,rust-rustls-0.18)
+        ("rust-rustls-native-certs" ,rust-rustls-native-certs-0.4)
+        ("rust-tokio" ,rust-tokio-0.2)
+        ("rust-tokio-rustls" ,rust-tokio-rustls-0.14)
+        ("rust-webpki" ,rust-webpki-0.21)
+        ("rust-webpki-roots" ,rust-webpki-roots-0.20))
+       #:cargo-development-inputs
+       (("rust-tokio" ,rust-tokio-0.2))))
+    (home-page "https://github.com/ctz/hyper-rustls")
+    (synopsis "Rustls+hyper integration for pure rust HTTPS")
+    (description "This package provides Rustls+hyper integration for pure rust
+HTTPS.")
+    (license
+     (list license:asl2.0 license:isc license:expat))))
+
+(define-public rust-hyper-tls-0.4
   (package
     (name "rust-hyper-tls")
-    (version "0.3.2")
+    (version "0.4.3")
     (source
      (origin
        (method url-fetch)
        (uri (crate-uri "hyper-tls" version))
        (file-name (string-append name "-" version ".tar.gz"))
        (sha256
-        (base32 "0kqp4sz8613j6nv375wfj3gh95ff4nb6a3rb1f2vbx0almm0v01s"))))
+        (base32
+         "1vcfyz7dxavf4brns15afmj5fxz88lbn05rrpbfqsnybdp2sqyfr"))))
     (build-system cargo-build-system)
     (native-inputs
      `(("pkg-config" ,pkg-config)))
@@ -10115,17 +11714,40 @@ SystemTime}}.")
      `(("openssl" ,openssl)))
     (arguments
      `(#:cargo-inputs
+       (("rust-bytes" ,rust-bytes-0.5)
+        ("rust-hyper" ,rust-hyper-0.13)
+        ("rust-native-tls" ,rust-native-tls-0.2)
+        ("rust-tokio" ,rust-tokio-0.2)
+        ("rust-tokio-tls" ,rust-tokio-tls-0.3))
+       #:cargo-development-inputs
+       (("rust-tokio" ,rust-tokio-0.2))))
+    (home-page "https://hyper.rs")
+    (synopsis "Default TLS implementation for use with hyper")
+    (description "This package provides the default TLS implementation for use
+with hyper.")
+    (license (list license:expat license:asl2.0))))
+
+(define-public rust-hyper-tls-0.3
+  (package
+    (inherit rust-hyper-tls-0.4)
+    (name "rust-hyper-tls")
+    (version "0.3.2")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (crate-uri "hyper-tls" version))
+       (file-name (string-append name "-" version ".tar.gz"))
+       (sha256
+        (base32 "0kqp4sz8613j6nv375wfj3gh95ff4nb6a3rb1f2vbx0almm0v01s"))))
+    (arguments
+     `(#:cargo-inputs
        (("rust-bytes" ,rust-bytes-0.4)
         ("rust-futures" ,rust-futures-0.1)
         ("rust-hyper" ,rust-hyper-0.12)
         ("rust-native-tls" ,rust-native-tls-0.2)
         ("rust-tokio-io" ,rust-tokio-io-0.1))
        #:cargo-development-inputs
-       (("rust-tokio" ,rust-tokio-0.1))))
-    (home-page "https://hyper.rs")
-    (synopsis "Default TLS implementation for use with hyper")
-    (description "Default TLS implementation for use with hyper")
-    (license (list license:expat license:asl2.0))))
+       (("rust-tokio" ,rust-tokio-0.1))))))
 
 (define-public rust-ident-case-1
   (package
@@ -10200,6 +11822,25 @@ SystemTime}}.")
        (("rust-rustc-serialize" ,rust-rustc-serialize-0.3)
         ("rust-rustc-test" ,rust-rustc-test-0.3))))))
 
+(define-public rust-if-chain-1
+  (package
+    (name "rust-if-chain")
+    (version "1.0.0")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (crate-uri "if_chain" version))
+       (file-name (string-append name "-" version ".tar.gz"))
+       (sha256
+        (base32
+         "0zgcn31bahnsmsjc0cgk0cy38p8sfjs79yvi6rjs5zz5b5xhqdn3"))))
+    (build-system cargo-build-system)
+    (home-page "https://github.com/lfairy/if_chain")
+    (synopsis "Macro for writing nested @code{if let} expressions")
+    (description "This package provides a macro for writing nested @code{if
+let} expressions.")
+    (license (list license:expat license:asl2.0))))
+
 (define-public rust-ignore-0.4
   (package
     (name "rust-ignore")
@@ -10294,6 +11935,31 @@ or numerical index.  A corresponding hash set type is also provided.")
     (description "This package provides DEFLATE decoding.")
     (license license:expat)))
 
+(define-public rust-inflector-0.11
+  (package
+    (name "rust-inflector")
+    (version "0.11.4")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (crate-uri "Inflector" version))
+       (file-name (string-append name "-" version ".tar.gz"))
+       (sha256
+        (base32
+         "1lqmcni21ifzyq41fhz6k1j2b23cmsx469s4g4sf01l78miqqhzy"))))
+    (build-system cargo-build-system)
+    (arguments
+     `(#:cargo-inputs
+       (("rust-lazy-static" ,rust-lazy-static-1)
+        ("rust-regex" ,rust-regex-1))))
+    (home-page "https://github.com/whatisinternet/inflector")
+    (synopsis "String based inflections for Rust")
+    (description "This package adds String based inflections for Rust.  Snake,
+kebab, camel, sentence, class, title and table cases as well as ordinalize,
+deordinalize, demodulize, foreign key, and pluralize/singularize are supported
+as both traits and pure functions acting on String types.")
+    (license license:bsd-2)))
+
 (define-public rust-inotify-0.7
   (package
     (name "rust-inotify")
@@ -10374,8 +12040,40 @@ in Rust.")
      "This package provides inotify bindings for the Rust programming language.")
     (license license:isc)))
 
+(define-public rust-insta-0.16
+  (package
+    (name "rust-insta")
+    (version "0.16.1")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (crate-uri "insta" version))
+       (file-name (string-append name "-" version ".tar.gz"))
+       (sha256
+        (base32
+         "1vhqlirp75nx8qalz87qk2wjs7mzwxww0n09n2ircgw1phd94zk1"))))
+    (build-system cargo-build-system)
+    (arguments
+     `(#:cargo-inputs
+       (("rust-backtrace" ,rust-backtrace-0.3)
+        ("rust-console" ,rust-console-0.11)
+        ("rust-difference" ,rust-difference-2)
+        ("rust-globwalk" ,rust-globwalk-0.8)
+        ("rust-lazy-static" ,rust-lazy-static-1)
+        ("rust-pest" ,rust-pest-2)
+        ("rust-pest-derive" ,rust-pest-derive-2)
+        ("rust-ron" ,rust-ron-0.5)
+        ("rust-serde" ,rust-serde-1)
+        ("rust-serde-json" ,rust-serde-json-1)
+        ("rust-serde-yaml" ,rust-serde-yaml-0.8))))
+    (home-page "https://github.com/mitsuhiko/insta")
+    (synopsis "Snapshot testing library for Rust")
+    (description "This package provides a snapshot testing library for Rust.")
+    (license license:asl2.0)))
+
 (define-public rust-insta-0.8
   (package
+    (inherit rust-insta-0.16)
     (name "rust-insta")
     (version "0.8.1")
     (source
@@ -10387,28 +12085,22 @@ in Rust.")
        (sha256
         (base32
          "17rvqw9xm61prncbqi3cplphr3l2dl85sljdpyr3fz2mqjgbdfwb"))))
-    (build-system cargo-build-system)
     (arguments
      `(#:skip-build? #t
        #:cargo-inputs
        (("rust-chrono" ,rust-chrono-0.4)
         ("rust-ci-info" ,rust-ci-info-0.3)
         ("rust-console" ,rust-console-0.7)
-        ("rust-difference" ,rust-difference-2.0)
+        ("rust-difference" ,rust-difference-2)
         ("rust-failure" ,rust-failure-0.1)
         ("rust-lazy-static" ,rust-lazy-static-1)
-        ("rust-pest" ,rust-pest-2.1)
-        ("rust-pest-derive" ,rust-pest-derive-2.1)
+        ("rust-pest" ,rust-pest-2)
+        ("rust-pest-derive" ,rust-pest-derive-2)
         ("rust-ron" ,rust-ron-0.4)
         ("rust-serde" ,rust-serde-1)
         ("rust-serde-json" ,rust-serde-json-1)
         ("rust-serde-yaml" ,rust-serde-yaml-0.8)
-        ("rust-uuid" ,rust-uuid-0.7))))
-    (home-page "https://github.com/mitsuhiko/insta")
-    (synopsis "Snapshot testing library for Rust")
-    (description
-     "This package provides a snapshot testing library for Rust.")
-    (license license:asl2.0)))
+        ("rust-uuid" ,rust-uuid-0.7))))))
 
 (define-public rust-instant-0.1
   (package
@@ -10537,7 +12229,114 @@ immutable interval tree.")
     (license (list license:asl2.0
                    license:expat))))
 
-(define-public rust-is-executable-0.1
+(define-public rust-ipconfig-0.2
+  (package
+    (name "rust-ipconfig")
+    (version "0.2.2")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (crate-uri "ipconfig" version))
+       (file-name (string-append name "-" version ".tar.gz"))
+       (sha256
+        (base32
+         "1mzsagc6bk3i3fpggqlq8am5rxn4hgs297rsaya90w79xj5g3qpp"))))
+    (build-system cargo-build-system)
+    (arguments
+     `(#:cargo-inputs
+       (("rust-socket2" ,rust-socket2-0.3)
+        ("rust-widestring" ,rust-widestring-0.4)
+        ("rust-winapi" ,rust-winapi-0.3)
+        ("rust-winreg" ,rust-winreg-0.6))))
+    (home-page "https://github.com/liranringel/ipconfig")
+    (synopsis "Get network adapters and configuration information for Windows")
+    (description "This package lets you get network adapters information and
+network configuration for Windows.")
+    (license (list license:expat license:asl2.0))))
+
+(define-public rust-is-macro-0.1
+  (package
+    (name "rust-is-macro")
+    (version "0.1.8")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (crate-uri "is-macro" version))
+       (file-name (string-append name "-" version ".tar.gz"))
+       (sha256
+        (base32
+         "1vjh4sdpvx1kdf1znyk3b54gkyk7f8lsasc47ypkksp3r4ypz004"))))
+    (build-system cargo-build-system)
+    (arguments
+     `(#:cargo-inputs
+       (("rust-inflector" ,rust-inflector-0.11)
+        ("rust-pmutil" ,rust-pmutil-0.5)
+        ("rust-proc-macro2" ,rust-proc-macro2-1)
+        ("rust-quote" ,rust-quote-1)
+        ("rust-syn" ,rust-syn-1))))
+    (home-page "https://github.com/kdy1/is-macro")
+    (synopsis "Create methods to use custom enum like Option/Result")
+    (description "This package lets you easily create methods to use a custom
+enum like Option/Result.")
+    (license license:expat)))
+
+(define-public rust-ipnet-2
+  (package
+    (name "rust-ipnet")
+    (version "2.3.0")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (crate-uri "ipnet" version))
+       (file-name (string-append name "-" version ".tar.gz"))
+       (sha256
+        (base32
+         "0db147nh8jnxr23yxa7hwqn7dcjivdqi3aq4mgf2zgkqqqa2zgj7"))))
+    (build-system cargo-build-system)
+    (arguments
+     `(#:cargo-inputs
+       (("rust-serde" ,rust-serde-1))
+       #:cargo-development-inputs
+       (("rust-serde-test" ,rust-serde-test-1))))
+    (home-page "https://github.com/krisprice/ipnet")
+    (synopsis "Work with IPv4 and IPv6 network addresses")
+    (description "This package provides types and useful methods for working
+with IPv4 and IPv6 network addresses, commonly called IP prefixes.  The new
+IpNet, Ipv4Net, and Ipv6Net types build on the existing IpAddr, Ipv4Addr, and
+Ipv6Addr types already provided in Rust's standard library and align to their
+design to stay consistent.  The module also provides useful traits that extend
+Ipv4Addr and Ipv6Addr with methods for Add, Sub, BitAnd, and BitOr operations.
+The module only uses stable feature so it is guaranteed to compile using the
+stable toolchain.")
+    (license (list license:expat license:asl2.0))))
+
+(define-public rust-ipnetwork-0.17
+  (package
+    (name "rust-ipnetwork")
+    (version "0.17.0")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (crate-uri "ipnetwork" version))
+       (file-name (string-append name "-" version ".tar.gz"))
+       (sha256
+        (base32
+         "0sviri9ksb3cmhx3h0rcfy8pvpx7f0cx5ba1z87ydvf07amymhq2"))))
+    (build-system cargo-build-system)
+    (arguments
+     `(#:cargo-inputs
+       (("rust-serde" ,rust-serde-1))
+       #:cargo-development-inputs
+       (("rust-criterion" ,rust-criterion-0.3)
+        ("rust-serde-derive" ,rust-serde-derive-1)
+        ("rust-serde-json" ,rust-serde-json-1))))
+    (home-page "https://crates.io/crates/ipnetwork")
+    (synopsis "Work with IP CIDRs in Rust")
+    (description "This package provides a library to work with IP CIDRs in
+Rust.")
+    (license (list license:expat license:asl2.0))))
+
+(define-public rust-is-executable
   (package
     (name "rust-is-executable")
     (version "0.1.2")
@@ -10610,7 +12409,7 @@ whether or not a given path points to an executable file.")
     (build-system cargo-build-system)
     (arguments
      `(#:cargo-inputs
-       (("rust-either" ,rust-either-1.5))
+       (("rust-either" ,rust-either-1))
        #:cargo-development-inputs
        (("rust-criterion" ,rust-criterion-0.3)
         ("rust-permutohedron" ,rust-permutohedron-0.2)
@@ -10648,7 +12447,7 @@ whether or not a given path points to an executable file.")
     (arguments
      `(#:skip-build? #t
        #:cargo-inputs
-       (("rust-either" ,rust-either-1.5))
+       (("rust-either" ,rust-either-1))
        #:cargo-development-inputs
        (("rust-permutohedron" ,rust-permutohedron-0.2)
         ("rust-quickcheck" ,rust-quickcheck-0.7)
@@ -10669,7 +12468,7 @@ whether or not a given path points to an executable file.")
           "03cpsj26xmyamcalclqzr1i700vwx8hnbgxbpjvs354f8mnr8iqd"))))
     (arguments
      `(#:cargo-inputs
-       (("rust-either" ,rust-either-1.5))
+       (("rust-either" ,rust-either-1))
        #:cargo-development-inputs
        (("rust-permutohedron" ,rust-permutohedron-0.2)
         ("rust-quickcheck" ,rust-quickcheck-0.5))))))
@@ -10690,7 +12489,7 @@ whether or not a given path points to an executable file.")
     (arguments
      `(#:tests? #f ; Tests fail to compile
        #:cargo-inputs
-       (("rust-either" ,rust-either-1.5))
+       (("rust-either" ,rust-either-1))
        #:cargo-development-inputs
        (("rust-permutohedron" ,rust-permutohedron-0.2)
         ("rust-quickcheck" ,rust-quickcheck-0.4))))))
@@ -11272,7 +13071,7 @@ requires non-const function calls to be computed.")
          "05vl1h4b0iv800grsdyc3fg2bq29p70wjav6zpjvxxd5i8d6s66g"))))
     (arguments '())))
 
-(define-public rust-lazycell-1.2
+(define-public rust-lazycell-1
   (package
     (name "rust-lazycell")
     (version "1.2.1")
@@ -11372,7 +13171,7 @@ requires non-const function calls to be computed.")
     (build-system cargo-build-system)
     (arguments
      `(#:cargo-inputs
-       (("rust-rustc-std-workspace-core" ,rust-rustc-std-workspace-core-1.0))))
+       (("rust-rustc-std-workspace-core" ,rust-rustc-std-workspace-core-1))))
     (home-page "https://github.com/rust-lang/libc")
     (synopsis "Raw FFI bindings to platform libraries like libc")
     (description
@@ -11407,21 +13206,92 @@ values of all the exported APIs match the platform that libc is compiled for.")
 macros on libc without stdlib.")
     (license (list license:asl2.0 license:expat))))
 
+(define-public rust-libflate-1
+  (package
+    (name "rust-libflate")
+    (version "1.0.2")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (crate-uri "libflate" version))
+       (file-name (string-append name "-" version ".tar.gz"))
+       (sha256
+        (base32
+         "0jarv5ildsm0ci4prd4gz7fqypifhp9xk34z9w49rchx7q1ckfp9"))))
+    (build-system cargo-build-system)
+    (arguments
+     `(#:cargo-inputs
+       (("rust-adler32" ,rust-adler32-1)
+        ("rust-crc32fast" ,rust-crc32fast-1)
+        ("rust-libflate-lz77" ,rust-libflate-lz77-1)
+        ("rust-rle-decode-fast" ,rust-rle-decode-fast-1))
+       #:cargo-development-inputs
+       (("rust-clap" ,rust-clap-2))))
+    (home-page "https://github.com/sile/libflate")
+    (synopsis "DEFLATE algorithm and related formats (ZLIB, GZIP)")
+    (description "This package provides a Rust implementation of DEFLATE
+algorithm and related formats (ZLIB, GZIP).")
+    (license license:expat)))
+
+(define-public rust-libflate-0.1
+  (package
+    (inherit rust-libflate-1)
+    (name "rust-libflate")
+    (version "0.1.27")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (crate-uri "libflate" version))
+       (file-name (string-append name "-" version ".tar.gz"))
+       (sha256
+        (base32
+         "1p8z839c5lpl0g01mf8iglys9lgcjxw6xjw56crhwp8z7gs5s4yr"))))
+    (build-system cargo-build-system)
+    (arguments
+     `(#:cargo-inputs
+       (("rust-adler32" ,rust-adler32-1)
+        ("rust-crc32fast" ,rust-crc32fast-1)
+        ("rust-rle-decode-fast" ,rust-rle-decode-fast-1)
+        ("rust-take-mut" ,rust-take-mut-0.2))
+       #:cargo-development-inputs
+       (("rust-clap" ,rust-clap-2))))))
+
+(define-public rust-libflate-lz77-1
+  (package
+    (name "rust-libflate-lz77")
+    (version "1.0.0")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (crate-uri "libflate_lz77" version))
+       (file-name (string-append name "-" version ".tar.gz"))
+       (sha256
+        (base32
+         "06xir79gmp97mdnlnjclk5zlzgkf5s6qvwilcd4gq9j9gngz11ij"))))
+    (build-system cargo-build-system)
+    (arguments
+     `(#:cargo-development-inputs
+       (("rust-libflate" ,rust-libflate-0.1))))
+    (home-page "https://github.com/sile/libflate")
+    (synopsis "LZ77 encoder for libflate crate")
+    (description "This package provides a LZ77 encoder for libflate crate.")
+    (license license:expat)))
+
 (define-public rust-libgit2-sys-0.10
   (package
     (name "rust-libgit2-sys")
     (version "0.10.0")
     (source
-      (origin
-        (method url-fetch)
-        (uri (crate-uri "libgit2-sys" version))
-        (file-name (string-append name "-" version ".tar.gz"))
-        (sha256
-         (base32
-          "0l9fvki7qxsl97vgzqwlv75nl213a5vxw7b1jaik97ala356pv6r"))
-        (modules '((guix build utils)))
-        (snippet
-         '(begin (delete-file-recursively "libgit2") #t))))
+     (origin
+       (method url-fetch)
+       (uri (crate-uri "libgit2-sys" version))
+       (file-name (string-append name "-" version ".tar.gz"))
+       (sha256
+        (base32
+         "0l9fvki7qxsl97vgzqwlv75nl213a5vxw7b1jaik97ala356pv6r"))
+       (modules '((guix build utils)))
+       (snippet
+        '(begin (delete-file-recursively "libgit2") #t))))
     (build-system cargo-build-system)
     (arguments
      `(#:cargo-inputs
@@ -11494,6 +13364,39 @@ macros on libc without stdlib.")
         ("rust-cc" ,rust-cc-1)
         ("rust-pkg-config" ,rust-pkg-config-0.3))))))
 
+(define-public rust-libloading-0.6
+  (package
+    (name "rust-libloading")
+    (version "0.6.3")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (crate-uri "libloading" version))
+       (file-name (string-append name "-" version ".tar.gz"))
+       (sha256
+        (base32
+         "1ygliqa518jjxwa5ih4b2f8m984ib596vxmjb28pa5lb8zqdhhr4"))
+       (modules '((guix build utils)))
+       (snippet
+        '(begin
+           ;; Enable unstable features
+           (substitute* "src/lib.rs"
+             (("//! A memory" all)
+              (string-append "#![feature(non_exhaustive)]\n" all)))))))
+    (build-system cargo-build-system)
+    (arguments
+     `(#:cargo-inputs
+       (("rust-cfg-if" ,rust-cfg-if-0.1)
+        ("rust-winapi" ,rust-winapi-0.3))
+       #:cargo-development-inputs
+       (("rust-libc" ,rust-libc-0.2)
+        ("rust-static-assertions" ,rust-static-assertions-1))))
+    (home-page "https://github.com/nagisa/rust_libloading/")
+    (synopsis "Safer binding to dynamic library loading utilities")
+    (description "This package provides a safer binding to dynamic library
+loading utilities.")
+    (license license:isc)))
+
 (define-public rust-libloading-0.5
   (package
     (name "rust-libloading")
@@ -11583,6 +13486,31 @@ functions and static variables these libraries contain.")
         (base32
          "16pc0gx4gkg0q2s1ssq8268brn14j8344623vwhadmivc4lsmivz"))))))
 
+(define-public rust-libmimalloc-sys-0.1
+  (package
+    (name "rust-libmimalloc-sys")
+    (version "0.1.18")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (crate-uri "libmimalloc-sys" version))
+       (file-name (string-append name "-" version ".tar.gz"))
+       (sha256
+        (base32
+         "0bbm03687j9fspvk6nqspmjlvchlvbxydl0mrc1x9i1k6kqiy5c2"))))
+    (build-system cargo-build-system)
+    (arguments
+     `(#:cargo-inputs
+       (("rust-cty" ,rust-cty-0.2)
+        ("rust-cmake" ,rust-cmake-0.1))))
+    (native-inputs
+     `(("cmake" ,cmake-minimal)))
+    (home-page "https://github.com/purpleprotocol/mimalloc_rust")
+    (synopsis "Sys crate wrapping the mimalloc allocator")
+    (description "This package provides a sys crate wrapping the mimalloc
+allocator.")
+    (license license:expat)))
+
 (define-public rust-libnghttp2-sys-0.1
   (package
     (name "rust-libnghttp2-sys")
@@ -11897,32 +13825,45 @@ by inspecting the system for user preference.")
         ("rust-regex" ,rust-regex-1)
         ("rust-winapi" ,rust-winapi-0.3))))))
 
-(define-public rust-lock-api-0.3
+(define-public rust-lock-api-0.4
   (package
     (name "rust-lock-api")
-    (version "0.3.4")
+    (version "0.4.1")
     (source
      (origin
        (method url-fetch)
        (uri (crate-uri "lock_api" version))
-       (file-name
-        (string-append name "-" version ".tar.gz"))
+       (file-name (string-append name "-" version ".tar.gz"))
        (sha256
         (base32
-         "0xgc5dzmajh0akbh5d6d7rj9mh5rzpk74pyrc946v2ixgakj9nn4"))))
+         "0716z2rs0kydmd1818kqp4641dfkqzr0rpbnrpxhabxylp2pq918"))))
     (build-system cargo-build-system)
     (arguments
      `(#:cargo-inputs
        (("rust-owning-ref" ,rust-owning-ref-0.4)
-        ("rust-scopeguard" ,rust-scopeguard-1.0)
+        ("rust-scopeguard" ,rust-scopeguard-1)
         ("rust-serde" ,rust-serde-1))))
     (home-page "https://github.com/Amanieu/parking_lot")
-    (synopsis
-     "Wrappers to create fully-featured Mutex and RwLock types")
-    (description
-     "This package provides wrappers to create fully-featured @code{Mutex} and
-@code{RwLock} types.  It is compatible with @code{no_std}.")
-    (license (list license:expat license:asl2.0))))
+    (synopsis "Wrappers to create fully-featured Mutex and RwLock types")
+    (description "This package provides wrappers to create fully-featured
+@code{Mutex} and @code{RwLock} types.  It is compatible with @code{no_std}.")
+    (license (list license:asl2.0 license:expat))))
+
+(define-public rust-lock-api-0.3
+  (package
+    (inherit rust-lock-api-0.4)
+    (name "rust-lock-api")
+    (version "0.3.4")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (crate-uri "lock_api" version))
+       (file-name
+        (string-append name "-" version ".tar.gz"))
+       (sha256
+        (base32
+         "0xgc5dzmajh0akbh5d6d7rj9mh5rzpk74pyrc946v2ixgakj9nn4"))))
+    (build-system cargo-build-system)))
 
 (define-public rust-lock-api-0.2
   (package
@@ -12090,7 +14031,7 @@ by inspecting the system for user preference.")
        (("rust-chrono" ,rust-chrono-0.4)
         ("rust-dtoa" ,rust-dtoa-0.4)
         ("rust-encoding" ,rust-encoding-0.2)
-        ("rust-flate2" ,rust-flate2-1.0)
+        ("rust-flate2" ,rust-flate2-1)
         ("rust-image" ,rust-image-0.20)
         ("rust-itoa" ,rust-itoa-0.4)
         ("rust-linked-hash-map" ,rust-linked-hash-map-0.4)
@@ -12629,10 +14570,10 @@ compression function.")
     (build-system cargo-build-system)
     (arguments
      `(#:cargo-inputs
-       (("rust-byteorder" ,rust-byteorder-1.3)
+       (("rust-byteorder" ,rust-byteorder-1)
         ("rust-memmap" ,rust-memmap-0.7)
         ("rust-parking-lot" ,rust-parking-lot-0.9)
-        ("rust-rustc-hash" ,rust-rustc-hash-1.1))))
+        ("rust-rustc-hash" ,rust-rustc-hash-1))))
     (home-page "https://github.com/rust-lang/measureme")
     (synopsis "Support crate for rustc's self-profiling feature")
     (description
@@ -12893,6 +14834,28 @@ for Rust structs.")
     (description "Rust bindings for Metal.")
     (license (list license:expat license:asl2.0))))
 
+(define-public rust-mimalloc-0.1
+  (package
+    (name "rust-mimalloc")
+    (version "0.1.20")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (crate-uri "mimalloc" version))
+       (file-name (string-append name "-" version ".tar.gz"))
+       (sha256
+        (base32
+         "0x74b6jv6pxfl6bh44bnch6ajm3l5z3zq8w8mqlscbq8d77rnx80"))))
+    (build-system cargo-build-system)
+    (arguments
+     `(#:cargo-inputs
+       (("rust-libmimalloc-sys" ,rust-libmimalloc-sys-0.1))))
+    (home-page "https://crates.io/crates/mimalloc")
+    (synopsis "Performance and security oriented drop-in allocator")
+    (description "This package provides a performance and security oriented
+drop-in allocator.")
+    (license license:expat)))
+
 (define-public rust-mime-0.3
   (package
     (name "rust-mime")
@@ -12914,6 +14877,32 @@ for Rust structs.")
     (license (list license:asl2.0
                    license:expat))))
 
+(define-public rust-mime-guess-2
+  (package
+    (name "rust-mime-guess")
+    (version "2.0.3")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (crate-uri "mime_guess" version))
+       (file-name (string-append name "-" version ".tar.gz"))
+       (sha256
+        (base32
+         "04pjpbl90z4yn0cmifvwgf4mqznciw6b095k626q96bxx71d9116"))))
+    (build-system cargo-build-system)
+    (arguments
+     `(#:cargo-inputs
+       (("rust-mime" ,rust-mime-0.3)
+        ("rust-unicase" ,rust-unicase-2))
+       #:cargo-development-inputs
+       (("rust-criterion" ,rust-criterion-0.3)
+        ("rust-unicase" ,rust-unicase-2))))
+    (home-page "https://github.com/abonander/mime_guess")
+    (synopsis "Detect a file's MIME type by its extension")
+    (description "This package provides a simple crate for detection of a
+file's MIME type by its extension.")
+    (license license:expat)))
+
 (define-public rust-miniz-oxide-0.3
   (package
     (name "rust-miniz-oxide")
@@ -12970,7 +14959,7 @@ streaming API for miniz_oxide.")
     (arguments
      `(#:skip-build? #t
        #:cargo-inputs
-       (("rust-crc32fast" ,rust-crc32fast-1.2)
+       (("rust-crc32fast" ,rust-crc32fast-1)
         ("rust-libc" ,rust-libc-0.2)
         ("rust-miniz-oxide" ,rust-miniz-oxide-0.2))
        #:cargo-development-inputs
@@ -13107,7 +15096,7 @@ drop-in replacement for miniz.")
     (build-system cargo-build-system)
     (arguments
      `(#:cargo-inputs
-       (("rust-lazycell" ,rust-lazycell-1.2)
+       (("rust-lazycell" ,rust-lazycell-1)
         ("rust-log" ,rust-log-0.4)
         ("rust-mio" ,rust-mio-0.6)
         ("rust-slab" ,rust-slab-0.4))))
@@ -13299,6 +15288,31 @@ which defines a default trait implementation, and @code{trait_impl} which uses
 a default trait implementation you've defined.")
     (license license:lgpl2.1+)))
 
+(define-public rust-mysqlclient-sys-0.2
+  (package
+    (name "rust-mysqlclient-sys")
+    (version "0.2.4")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (crate-uri "mysqlclient-sys" version))
+       (file-name (string-append name "-" version ".tar.gz"))
+       (sha256
+        (base32
+         "11ggkcbfnmp81amc9g0j98dk17fnmqcp9smgm9w401286kckg5ky"))))
+    (build-system cargo-build-system)
+    (arguments
+     `(#:cargo-inputs
+       (("rust-pkg-config" ,rust-pkg-config-0.3)
+        ("rust-vcpkg" ,rust-vcpkg-0.2))))
+    (native-inputs
+     `(("mariadb" ,mariadb "lib")))
+    (home-page "https://github.com/sgrif/mysqlclient-sys")
+    (synopsis "Auto-generated rust bindings for libmysqlclient")
+    (description "This package provides auto-generated rust bindings for
+libmysqlclient.")
+    (license (list license:expat license:asl2.0))))
+
 (define-public rust-nasm-rs-0.1
   (package
     (name "rust-nasm-rs")
@@ -13347,8 +15361,8 @@ a default trait implementation you've defined.")
         ("rust-num-complex" ,rust-num-complex-0.2)
         ("rust-num-rational" ,rust-num-rational-0.2)
         ("rust-num-traits" ,rust-num-traits-0.2)
-        ("rust-pest" ,rust-pest-2.1)
-        ("rust-pest-derive" ,rust-pest-derive-2.1)
+        ("rust-pest" ,rust-pest-2)
+        ("rust-pest-derive" ,rust-pest-derive-2)
         ("rust-quickcheck" ,rust-quickcheck-0.9)
         ("rust-rand" ,rust-rand-0.7)
         ("rust-rand-distr" ,rust-rand-distr-0.2)
@@ -13392,8 +15406,8 @@ statically-sized or dynamically-sized matrices.")
         ("rust-num-complex" ,rust-num-complex-0.2)
         ("rust-num-rational" ,rust-num-rational-0.2)
         ("rust-num-traits" ,rust-num-traits-0.2)
-        ("rust-pest" ,rust-pest-2.1)
-        ("rust-pest-derive" ,rust-pest-derive-2.1)
+        ("rust-pest" ,rust-pest-2)
+        ("rust-pest-derive" ,rust-pest-derive-2)
         ("rust-quickcheck" ,rust-quickcheck-0.9)
         ("rust-rand" ,rust-rand-0.7)
         ("rust-rand-distr" ,rust-rand-distr-0.2)
@@ -13429,8 +15443,8 @@ statically-sized or dynamically-sized matrices.")
         ("rust-num-complex" ,rust-num-complex-0.2)
         ("rust-num-rational" ,rust-num-rational-0.2)
         ("rust-num-traits" ,rust-num-traits-0.2)
-        ("rust-pest" ,rust-pest-2.1)
-        ("rust-pest-derive" ,rust-pest-derive-2.1)
+        ("rust-pest" ,rust-pest-2)
+        ("rust-pest-derive" ,rust-pest-derive-2)
         ("rust-quickcheck" ,rust-quickcheck-0.8)
         ("rust-rand" ,rust-rand-0.6)
         ("rust-serde" ,rust-serde-1)
@@ -13463,6 +15477,112 @@ statically-sized or dynamically-sized matrices.")
 IO of Windows's named pipes.")
     (license (list license:expat license:asl2.0))))
 
+(define-public rust-napi-0.5
+  (package
+    (name "rust-napi")
+    (version "0.5.1")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (crate-uri "napi" version))
+       (file-name (string-append name "-" version ".tar.gz"))
+       (sha256
+        (base32
+         "0mp0di7zv1r9gn3r3pmqnyy6q94akd9d6bl1p7m76nm9hgj9rw56"))))
+    (build-system cargo-build-system)
+    (arguments
+     `(#:cargo-inputs
+       (("rust-encoding-rs" ,rust-encoding-rs-0.8)
+        ("rust-futures" ,rust-futures-0.3)
+        ("rust-napi-sys" ,rust-napi-sys-0.4)
+        ("rust-once-cell" ,rust-once-cell-1)
+        ("rust-serde" ,rust-serde-1)
+        ("rust-serde-json" ,rust-serde-json-1)
+        ("rust-tokio" ,rust-tokio-0.2))
+       #:cargo-development-inputs
+       (("rust-napi-build" ,rust-napi-build-0.2))))
+    (home-page "https://github.com/napi-rs/napi-rs")
+    (synopsis "N-API bindings")
+    (description "This package provides N-API bindings.")
+    (license license:expat)))
+
+(define-public rust-napi-build-0.2
+  (package
+    (name "rust-napi-build")
+    (version "0.2.1")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (crate-uri "napi-build" version))
+       (file-name (string-append name "-" version ".tar.gz"))
+       (sha256
+        (base32
+         "1z02mlw1wa01fjpjnqns3f3vxacbg1jnk98hcg3pgwp5xy3zdyqq"))))
+    (build-system cargo-build-system)
+    (arguments
+     `(#:cargo-inputs
+       (("rust-cfg-if" ,rust-cfg-if-0.1)
+        ("rust-reqwest" ,rust-reqwest-0.10))))
+    (home-page "https://github.com/napi-rs/napi-rs")
+    (synopsis "N-API build support")
+    (description "This package provides N-API build support.")
+    (license license:expat)))
+
+(define-public rust-napi-derive-0.5
+  (package
+    (name "rust-napi-derive")
+    (version "0.5.1")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (crate-uri "napi-derive" version))
+       (file-name (string-append name "-" version ".tar.gz"))
+       (sha256
+        (base32
+         "0kkgpzw4i6f0zkg80v9vhr7y5rg25q3kv67029i1gcgsrxlqx4zi"))))
+    (build-system cargo-build-system)
+    (arguments
+     `(#:cargo-inputs
+       (("rust-proc-macro2" ,rust-proc-macro2-1)
+        ("rust-quote" ,rust-quote-1)
+        ("rust-syn" ,rust-syn-1))))
+    (home-page "https://github.com/napi-rs/napi-rs")
+    (synopsis "N-API procedural macros")
+    (description "This package provides N-API procedural macros.")
+    (license license:expat)))
+
+(define-public rust-napi-sys-0.4
+  (package
+    (name "rust-napi-sys")
+    (version "0.4.7")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (crate-uri "napi-sys" version))
+       (file-name (string-append name "-" version ".tar.gz"))
+       (sha256
+        (base32
+         "0cjirf6n4i2lw65iaww8d4hahv3cbfm5ka9hlansvnbfgzwadzq9"))))
+    (build-system cargo-build-system)
+    (inputs
+     `(("openssl" ,openssl)))
+    (native-inputs
+     `(("pkg-config" ,pkg-config)))
+    (arguments
+     `(#:cargo-inputs
+       (("rust-bindgen" ,rust-bindgen-0.55)
+        ("rust-semver" ,rust-semver-0.10)
+        ("rust-tar" ,rust-tar-0.4))
+       #:cargo-development-inputs
+       (("rust-flate2" ,rust-flate2-1)
+        ("rust-glob" ,rust-glob-0.3)
+        ("rust-regex" ,rust-regex-1)
+        ("rust-reqwest" ,rust-reqwest-0.10))))
+    (home-page "https://github.com/napi-rs/napi-rs")
+    (synopsis "NodeJS N-API raw binding")
+    (description "This package provides a NodeJS N-API raw binding.")
+    (license license:expat)))
+
 (define-public rust-native-tls-0.2
   (package
     (name "rust-native-tls")
@@ -13581,7 +15701,7 @@ types as proposed in RFC 1158.")
        (("rust-getrandom" ,rust-getrandom-0.1)
         ("rust-libc" ,rust-libc-0.2)
         ("rust-nettle-sys" ,rust-nettle-sys-2)
-        ("rust-thiserror" ,rust-thiserror-1.0))
+        ("rust-thiserror" ,rust-thiserror-1))
        #:cargo-development-inputs
        (("rust-bindgen" ,rust-bindgen-0.51)
         ("rust-pkg-config" ,rust-pkg-config-0.3))
@@ -13988,6 +16108,82 @@ with all line endings.")
      "Cross-platform file system notification library.")
     (license license:cc0)))
 
+(define-public rust-ntest-0.3
+  (package
+    (name "rust-ntest")
+    (version "0.3.3")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (crate-uri "ntest" version))
+       (file-name (string-append name "-" version ".tar.gz"))
+       (sha256
+        (base32
+         "04cljndihkcqqwj061bgpnxyv7wqbd3f91ag1b3ryrayn7rrclxv"))))
+    (build-system cargo-build-system)
+    (arguments
+     `(#:cargo-inputs
+       (("rust-ntest-test-cases" ,rust-ntest-test-cases-0.3)
+        ("rust-ntest-timeout" ,rust-ntest-timeout-0.3)
+        ("rust-timebomb" ,rust-timebomb-0.1))
+       #:cargo-development-inputs
+       (("rust-ntest-test-cases" ,rust-ntest-test-cases-0.3)
+        ("rust-ntest-timeout" ,rust-ntest-timeout-0.3)
+        ("rust-timebomb" ,rust-timebomb-0.1))))
+    (home-page "https://github.com/becheran/ntest")
+    (synopsis "Testing framework for Rust")
+    (description "This package provides a testing framework for Rust which
+enhances the built-in library with some useful features.")
+    (license license:expat)))
+
+(define-public rust-ntest-test-cases-0.3
+  (package
+    (name "rust-ntest-test-cases")
+    (version "0.3.4")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (crate-uri "ntest_test_cases" version))
+       (file-name (string-append name "-" version ".tar.gz"))
+       (sha256
+        (base32
+         "0b67m368599b2zgwx19psqz6n3m9m5532h1257x6vz1pym3gd2na"))))
+    (build-system cargo-build-system)
+    (arguments
+     `(#:cargo-inputs
+       (("rust-proc-macro2" ,rust-proc-macro2-1)
+        ("rust-quote" ,rust-quote-1)
+        ("rust-syn" ,rust-syn-1))))
+    (home-page "https://github.com/becheran/ntest")
+    (synopsis "Test cases for ntest framework")
+    (description "This package provides test cases for ntest framework.")
+    (license license:expat)))
+
+(define-public rust-ntest-timeout-0.3
+  (package
+    (name "rust-ntest-timeout")
+    (version "0.3.3")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (crate-uri "ntest_timeout" version))
+       (file-name (string-append name "-" version ".tar.gz"))
+       (sha256
+        (base32
+         "0klryn3rgjxnq3cv6j8bwcsr0b7zw3x216h63144v22aja18p0g0"))))
+    (build-system cargo-build-system)
+    (arguments
+     `(#:cargo-inputs
+       (("rust-proc-macro2" ,rust-proc-macro2-1)
+        ("rust-quote" ,rust-quote-1)
+        ("rust-syn" ,rust-syn-1)
+        ("rust-timebomb" ,rust-timebomb-0.1))))
+    (home-page "https://github.com/becheran/ntest")
+    (synopsis "Timeout attribute for the ntest framework")
+    (description "This package provides a timeout attribute for the ntest
+framework.")
+    (license license:expat)))
+
 (define-public rust-num-0.3
   (package
     (name "rust-num")
@@ -14659,8 +16855,8 @@ Foundation framework.")
         ("rust-scroll" ,rust-scroll-0.10)
         ("rust-parity-wasm" ,rust-parity-wasm-0.41)
         ("rust-uuid" ,rust-uuid-0.8)
-        ("rust-flate2" ,rust-flate2-1.0)
-        ("rust-crc32fast" ,rust-crc32fast-1.2)
+        ("rust-flate2" ,rust-flate2-1)
+        ("rust-crc32fast" ,rust-crc32fast-1)
         ("rust-indexmap" ,rust-indexmap-1))))
     (home-page "https://github.com/gimli-rs/object")
     (synopsis "Unified interface for reading and writing object file formats")
@@ -14685,7 +16881,7 @@ writing object file formats.")
     (arguments
      `(#:skip-build? #t
        #:cargo-inputs
-       (("rust-flate2" ,rust-flate2-1.0)
+       (("rust-flate2" ,rust-flate2-1)
         ("rust-goblin" ,rust-goblin-0.0)
         ("rust-parity-wasm" ,rust-parity-wasm-0.40)
         ("rust-scroll" ,rust-scroll-0.9)
@@ -14821,7 +17017,7 @@ You probably don't want to link to this crate directly; instead check out the
 (define-public rust-once-cell-1
   (package
     (name "rust-once-cell")
-    (version "1.4.0")
+    (version "1.4.1")
     (source
      (origin
        (method url-fetch)
@@ -14830,11 +17026,11 @@ You probably don't want to link to this crate directly; instead check out the
         (string-append name "-" version ".tar.gz"))
        (sha256
         (base32
-         "138n52yni5qym7ds8kxckvhdy4x0m0scy0gl74brmwsahmz1yqqb"))))
+         "1ba56vr8n85xgajnn78pg6iag4inwil3mqg90wi5jaz6xzkm23i6"))))
     (build-system cargo-build-system)
     (arguments
      `(#:cargo-inputs
-       (("rust-parking-lot" ,rust-parking-lot-0.10))
+       (("rust-parking-lot" ,rust-parking-lot-0.11))
        #:cargo-development-inputs
        (("rust-crossbeam-utils" ,rust-crossbeam-utils-0.7)
         ("rust-lazy-static" ,rust-lazy-static-1)
@@ -15266,7 +17462,7 @@ under its new name.")
     (build-system cargo-build-system)
     (arguments
      `(#:cargo-inputs
-       (("rust-stable-deref-trait" ,rust-stable-deref-trait-1.1))))
+       (("rust-stable-deref-trait" ,rust-stable-deref-trait-1))))
     (home-page "https://github.com/Kimundi/owning-ref-rs")
     (synopsis "Create references that carry their owner with them")
     (description
@@ -15460,6 +17656,33 @@ deserialization, and interpreter in Rust.")
     (license (list license:asl2.0
                    license:expat))))
 
+(define-public rust-parking-lot-0.11
+  (package
+    (name "rust-parking-lot")
+    (version "0.11.0")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (crate-uri "parking_lot" version))
+       (file-name (string-append name "-" version ".tar.gz"))
+       (sha256
+        (base32
+         "0cw73942xhxb7a49mp9gkjnlwc8acr30wpfs8zk758icz92ki2d4"))))
+    (build-system cargo-build-system)
+    (arguments
+     `(#:cargo-inputs
+       (("rust-instant" ,rust-instant-0.1)
+        ("rust-lock-api" ,rust-lock-api-0.4)
+        ("rust-parking-lot-core" ,rust-parking-lot-core-0.8))
+       #:cargo-development-inputs
+       (("rust-bincode" ,rust-bincode-1)
+        ("rust-rand" ,rust-rand-0.7))))
+    (home-page "https://github.com/Amanieu/parking_lot")
+    (synopsis "More compact and efficient implementations of the standard synchronization primitives")
+    (description "This package provides more compact and efficient
+implementations of the standard synchronization primitives.")
+    (license (list license:asl2.0 license:expat))))
+
 (define-public rust-parking-lot-0.10
   (package
     (name "rust-parking-lot")
@@ -15468,8 +17691,7 @@ deserialization, and interpreter in Rust.")
      (origin
        (method url-fetch)
        (uri (crate-uri "parking_lot" version))
-       (file-name
-        (string-append name "-" version ".tar.gz"))
+       (file-name (string-append name "-" version ".tar.gz"))
        (sha256
         (base32
          "0pjhcbyk6n0g6jsr6s9nf4x8wribm1b2yf8fgc8drbqa77mh99yk"))))
@@ -15564,8 +17786,40 @@ synchronization primitives.")
         ("rust-rand" ,rust-rand-0.4)
         ("rust-rustc-version" ,rust-rustc-version-0.2))))))
 
+(define-public rust-parking-lot-core-0.8
+  (package
+    (name "rust-parking-lot-core")
+    (version "0.8.0")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (crate-uri "parking_lot_core" version))
+       (file-name (string-append name "-" version ".tar.gz"))
+       (sha256
+        (base32
+         "16yazfg3sq9mz6cfdkhgbv8yvc1kkasyhys4y7r3g16hgmralqf3"))))
+    (build-system cargo-build-system)
+    (arguments
+     `(#:cargo-inputs
+       (("rust-backtrace" ,rust-backtrace-0.3)
+        ("rust-cfg-if" ,rust-cfg-if-0.1)
+        ("rust-cloudabi" ,rust-cloudabi-0.1)
+        ("rust-instant" ,rust-instant-0.1)
+        ("rust-libc" ,rust-libc-0.2)
+        ("rust-petgraph" ,rust-petgraph-0.5)
+        ("rust-redox-syscall" ,rust-redox-syscall-0.1)
+        ("rust-smallvec" ,rust-smallvec-1)
+        ("rust-thread-id" ,rust-thread-id-3)
+        ("rust-winapi" ,rust-winapi-0.3))))
+    (home-page "https://github.com/Amanieu/parking_lot")
+    (synopsis "API for creating custom synchronization primitives")
+    (description "This package provides an advanced API for creating custom
+synchronization primitives.")
+    (license (list license:asl2.0 license:expat))))
+
 (define-public rust-parking-lot-core-0.7
   (package
+    (inherit rust-parking-lot-core-0.8)
     (name "rust-parking-lot-core")
     (version "0.7.2")
     (source
@@ -15577,7 +17831,6 @@ synchronization primitives.")
        (sha256
         (base32
          "18s0cw5y32447c06fhg2mp3xfng22fn1h9fpx3il98sbimv7r36m"))))
-    (build-system cargo-build-system)
     (arguments
      `(#:cargo-inputs
        (("rust-backtrace" ,rust-backtrace-0.3)
@@ -15587,13 +17840,8 @@ synchronization primitives.")
         ("rust-petgraph" ,rust-petgraph-0.5)
         ("rust-redox-syscall" ,rust-redox-syscall-0.1)
         ("rust-smallvec" ,rust-smallvec-1)
-        ("rust-thread-id" ,rust-thread-id-3.3)
-        ("rust-winapi" ,rust-winapi-0.3))))
-    (home-page "https://github.com/Amanieu/parking_lot")
-    (synopsis "API for creating custom synchronization primitives")
-    (description
-     "An advanced API for creating custom synchronization primitives in Rust.")
-    (license (list license:asl2.0 license:expat))))
+        ("rust-thread-id" ,rust-thread-id-3)
+        ("rust-winapi" ,rust-winapi-0.3))))))
 
 (define-public rust-parking-lot-core-0.6
   (package
@@ -15620,7 +17868,7 @@ synchronization primitives.")
         ("rust-rand" ,rust-rand-0.4)
         ("rust-redox-syscall" ,rust-redox-syscall-0.1)
         ("rust-smallvec" ,rust-smallvec-0.6)
-        ("rust-thread-id" ,rust-thread-id-3.3)
+        ("rust-thread-id" ,rust-thread-id-3)
         ("rust-winapi" ,rust-winapi-0.3))
        #:cargo-development-inputs
        (("rust-rustc-version" ,rust-rustc-version-0.2))))))
@@ -15638,7 +17886,20 @@ synchronization primitives.")
         (string-append name "-" version ".tar.gz"))
        (sha256
         (base32
-         "1317j5a1yd03baza2kqqrxb4kr1vxa7rckw4frksl2vrncfcp26b"))))))
+         "1317j5a1yd03baza2kqqrxb4kr1vxa7rckw4frksl2vrncfcp26b"))))
+    (arguments
+     `(#:cargo-inputs
+       (("rust-backtrace" ,rust-backtrace-0.3)
+        ("rust-cfg-if" ,rust-cfg-if-0.1)
+        ("rust-cloudabi" ,rust-cloudabi-0.0)
+        ("rust-libc" ,rust-libc-0.2)
+        ("rust-petgraph" ,rust-petgraph-0.4)
+        ("rust-rand" ,rust-rand-0.6)
+        ("rust-redox-syscall" ,rust-redox-syscall-0.1)
+        ("rust-smallvec" ,rust-smallvec-0.6)
+        ("rust-thread-id" ,rust-thread-id-3)
+        ("rust-winapi" ,rust-winapi-0.3)
+        ("rust-rustc-version" ,rust-rustc-version-0.2))))))
 
 (define-public rust-parking-lot-core-0.4
   (package
@@ -15653,10 +17914,49 @@ synchronization primitives.")
         (string-append name "-" version ".tar.gz"))
        (sha256
         (base32
-         "1jcq8aq4wv9y5fip7jg12jdwjd5g5r3x857xdma8vcin769cgj4l"))))))
+         "1jcq8aq4wv9y5fip7jg12jdwjd5g5r3x857xdma8vcin769cgj4l"))))
+    (arguments
+     `(#:cargo-inputs
+       (("rust-backtrace" ,rust-backtrace-0.3)
+        ("rust-libc" ,rust-libc-0.2)
+        ("rust-petgraph" ,rust-petgraph-0.4)
+        ("rust-rand" ,rust-rand-0.6)
+        ("rust-smallvec" ,rust-smallvec-0.6)
+        ("rust-thread-id" ,rust-thread-id-3)
+        ("rust-winapi" ,rust-winapi-0.3)
+        ("rust-rustc-version" ,rust-rustc-version-0.2))))))
+
+(define-public rust-partial-io-0.3
+  (package
+    (name "rust-partial-io")
+    (version "0.3.1")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (crate-uri "partial-io" version))
+       (file-name (string-append name "-" version ".tar.gz"))
+       (sha256
+        (base32
+         "0b9a2bvqmaj2r4rkbshjsg8zzvp23b67qfvj2y6jwjckrn6zhb38"))))
+    (build-system cargo-build-system)
+    (arguments
+     `(#:cargo-inputs
+       (("rust-futures" ,rust-futures-0.1)
+        ("rust-quickcheck" ,rust-quickcheck-0.6)
+        ("rust-tokio-io" ,rust-tokio-io-0.1))
+       #:cargo-development-inputs
+       (("rust-lazy-static" ,rust-lazy-static-1)
+        ("rust-quickcheck" ,rust-quickcheck-0.6)
+        ("rust-tokio-core" ,rust-tokio-core-0.1))))
+    (home-page "https://github.com/facebookincubator/rust-partial-io")
+    (synopsis "Helpers to test partial, interrupted and would-block I/O operations")
+    (description "This package provides helpers to test partial, interrupted
+and would-block I/O operations.")
+    (license license:expat)))
 
 (define-public rust-partial-io-0.2
   (package
+    (inherit rust-partial-io-0.3)
     (name "rust-partial-io")
     (version "0.2.5")
     (source
@@ -15668,7 +17968,6 @@ synchronization primitives.")
        (sha256
         (base32
          "03iynvayh11a4mckhwflm5y1qmnkw5m3b20gzi1crpasndy3h8xx"))))
-    (build-system cargo-build-system)
     (arguments
      `(#:cargo-inputs
        (("rust-futures" ,rust-futures-0.1)
@@ -15678,11 +17977,6 @@ synchronization primitives.")
        (("rust-lazy-static" ,rust-lazy-static-0.2)
         ("rust-quickcheck" ,rust-quickcheck-0.4)
         ("rust-tokio-core" ,rust-tokio-core-0.1))))
-    (home-page "https://github.com/facebookincubator/rust-partial-io")
-    (synopsis
-     "Helpers to test partial, interrupted and would-block I/O operations")
-    (description
-     "Helpers to test partial, interrupted and would-block I/O operations.")
     (license license:bsd-3)))
 
 (define-public rust-paste-0.1
@@ -15704,8 +17998,8 @@ synchronization primitives.")
        (("rust-paste-impl" ,rust-paste-impl-0.1)
         ("rust-proc-macro-hack" ,rust-proc-macro-hack-0.5))
        #:cargo-development-inputs
-       (("rust-rustversion" ,rust-rustversion-1.0)
-        ("rust-trybuild" ,rust-trybuild-1.0))))
+       (("rust-rustversion" ,rust-rustversion-1)
+        ("rust-trybuild" ,rust-trybuild-1))))
     (home-page "https://github.com/dtolnay/paste")
     (synopsis "Macros for all your token pasting needs")
     (description
@@ -15738,6 +18032,25 @@ synchronization primitives.")
      "Implementation detail of the paste crate.")
     (license (list license:asl2.0 license:expat))))
 
+(define-public rust-path-clean-0.1
+  (package
+    (name "rust-path-clean")
+    (version "0.1.0")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (crate-uri "path-clean" version))
+       (file-name (string-append name "-" version ".tar.gz"))
+       (sha256
+        (base32
+         "1pcgqxw0mgg3ha5hi5xkjhyjf488bw5rw1g3qlr9awbq4szh3fpc"))))
+    (build-system cargo-build-system)
+    (home-page "https://github.com/danreeves/path-clean")
+    (synopsis "Rust implementation of cleanname or path.Clean")
+    (description "This package provides a Rust implementation of cleanname or
+path.Clean.")
+    (license (list license:expat license:asl2.0))))
+
 (define-public rust-pbkdf2-0.4
   (package
     (name "rust-pbkdf2")
@@ -15790,7 +18103,7 @@ in pure Rust.")
     (arguments
      `(#:cargo-inputs
        (("rust-base64" ,rust-base64-0.9)
-        ("rust-byteorder" ,rust-byteorder-1.3)
+        ("rust-byteorder" ,rust-byteorder-1)
         ("rust-crypto-mac" ,rust-crypto-mac-0.7)
         ("rust-hmac" ,rust-hmac-0.7)
         ("rust-rand" ,rust-rand-0.5)
@@ -15905,7 +18218,7 @@ the @code{take_while} predicate returned false after dropping the @code{by_ref}.
        (("rust-peg-macros" ,rust-peg-macros-0.6)
         ("rust-peg-runtime" ,rust-peg-runtime-0.6))
        #:cargo-development-inputs
-       (("rust-trybuild" ,rust-trybuild-1.0))))
+       (("rust-trybuild" ,rust-trybuild-1))))
     (home-page "https://github.com/kevinmehall/rust-peg")
     (synopsis "Simple Parsing Expression Grammar (PEG) parser generator")
     (description
@@ -15978,7 +18291,7 @@ procedural macros for rust-peg.  To use rust-peg, see the peg package.")
 runtime support for rust-peg grammars.  To use rust-peg, see the peg crate.")
     (license license:expat)))
 
-(define-public rust-percent-encoding-2.1
+(define-public rust-percent-encoding-2
   (package
     (name "rust-percent-encoding")
     (version "2.1.0")
@@ -15999,7 +18312,7 @@ runtime support for rust-peg grammars.  To use rust-peg, see the peg crate.")
 
 (define-public rust-percent-encoding-1.0
   (package
-    (inherit rust-percent-encoding-2.1)
+    (inherit rust-percent-encoding-2)
     (name "rust-percent-encoding")
     (version "1.0.1")
     (source
@@ -16034,7 +18347,7 @@ algorithm.")
     (license (list license:asl2.0
                    license:expat))))
 
-(define-public rust-pest-2.1
+(define-public rust-pest-2
   (package
     (name "rust-pest")
     (version "2.1.1")
@@ -16059,7 +18372,7 @@ algorithm.")
     (description "The Elegant Parser.")
     (license (list license:asl2.0 license:expat))))
 
-(define-public rust-pest-derive-2.1
+(define-public rust-pest-derive-2
   (package
     (name "rust-pest-derive")
     (version "2.1.0")
@@ -16076,7 +18389,7 @@ algorithm.")
     (arguments
      `(#:skip-build? #t
        #:cargo-inputs
-       (("rust-pest" ,rust-pest-2.1)
+       (("rust-pest" ,rust-pest-2)
         ("rust-pest-generator" ,rust-pest-generator-2.1))))
     (home-page "https://pest.rs/")
     (synopsis "Pest's derive macro")
@@ -16100,7 +18413,7 @@ algorithm.")
     (arguments
      `(#:skip-build? #t
        #:cargo-inputs
-       (("rust-pest" ,rust-pest-2.1)
+       (("rust-pest" ,rust-pest-2)
         ("rust-pest-meta" ,rust-pest-meta-2.1)
         ("rust-proc-macro2" ,rust-proc-macro2-1)
         ("rust-quote" ,rust-quote-1)
@@ -16128,7 +18441,7 @@ algorithm.")
      `(#:skip-build? #t
        #:cargo-inputs
        (("rust-maplit" ,rust-maplit-1.0)
-        ("rust-pest" ,rust-pest-2.1)
+        ("rust-pest" ,rust-pest-2)
         ("rust-sha-1" ,rust-sha-1-0.8))))
     (home-page "https://pest.rs")
     (synopsis "Pest meta language parser and validator")
@@ -16560,8 +18873,8 @@ function data structures.")
     (build-system cargo-build-system)
     (arguments
      `(#:cargo-development-inputs
-       (("rust-rustversion" ,rust-rustversion-1.0)
-        ("rust-trybuild" ,rust-trybuild-1.0))))
+       (("rust-rustversion" ,rust-rustversion-1)
+        ("rust-trybuild" ,rust-trybuild-1))))
     (home-page "https://github.com/taiki-e/pin-project-lite")
     (synopsis "Lightweight version of pin-project written with declarative
 macros")
@@ -16637,7 +18950,7 @@ used in Cargo build scripts.")
         ("rust-xml-rs" ,rust-xml-rs-0.8)
         ("rust-serde" ,rust-serde-1)
         ("rust-humantime" ,rust-humantime-1)
-        ("rust-byteorder" ,rust-byteorder-1.3))))
+        ("rust-byteorder" ,rust-byteorder-1))))
     (home-page "https://github.com/ebarnard/rust-plist/")
     (synopsis "Rusty plist parser")
     (description
@@ -16705,6 +19018,29 @@ both WASM and native applications")
      "Lazily evaluated, order-independent plugins for extensible types.")
     (license license:expat)))
 
+(define-public rust-pmutil-0.5
+  (package
+    (name "rust-pmutil")
+    (version "0.5.3")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (crate-uri "pmutil" version))
+       (file-name (string-append name "-" version ".tar.gz"))
+       (sha256
+        (base32
+         "0170zgziivri4qsch682pga3qq3z4wpr4wngzr5f9jyc97ayb51q"))))
+    (build-system cargo-build-system)
+    (arguments
+     `(#:cargo-inputs
+       (("rust-proc-macro2" ,rust-proc-macro2-1)
+        ("rust-quote" ,rust-quote-1)
+        ("rust-syn" ,rust-syn-1))))
+    (home-page "https://github.com/kdy1/rust-pmutil")
+    (synopsis "Utils for proc-macro")
+    (description "This package provides utils for proc-macro.")
+    (license (list license:asl2.0 license:expat))))
+
 (define-public rust-pnacl-build-helper-1.4
   (package
     (name "rust-pnacl-build-helper")
@@ -16769,6 +19105,35 @@ applications.")
      "Additional trait for Read and Write to read and write Plain Old Data.")
     (license (list license:expat license:asl2.0))))
 
+(define-public rust-polyval-0.4
+  (package
+    (name "rust-polyval")
+    (version "0.4.0")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (crate-uri "polyval" version))
+       (file-name (string-append name "-" version ".tar.gz"))
+       (sha256
+        (base32
+         "1p0765j30qxr50zh74aflafx540xkxqb7pv8kw7fvcssnm1039fr"))))
+    (build-system cargo-build-system)
+    (arguments
+     `(#:cargo-inputs
+       (("rust-cfg-if" ,rust-cfg-if-0.1)
+        ("rust-universal-hash" ,rust-universal-hash-0.4)
+        ("rust-zeroize" ,rust-zeroize-1))
+       #:cargo-development-inputs
+       (("rust-criterion" ,rust-criterion-0.3)
+        ("rust-criterion-cycles-per-byte"
+         ,rust-criterion-cycles-per-byte-0.1)
+        ("rust-hex-literal" ,rust-hex-literal-0.1))))
+    (home-page "https://github.com/RustCrypto/universal-hashes")
+    (synopsis "GHASH-like universal hash")
+    (description "POLYVAL is a GHASH-like universal hash over GF(2^128) useful
+for constructing a Message Authentication Code (MAC).")
+    (license (list license:asl2.0 license:expat))))
+
 (define-public rust-pom-3
   (package
     (name "rust-pom")
@@ -16809,6 +19174,31 @@ for x86.")
     (license (list license:asl2.0
                    license:expat))))
 
+(define-public rust-pq-sys-0.4
+  (package
+    (name "rust-pq-sys")
+    (version "0.4.6")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (crate-uri "pq-sys" version))
+       (file-name (string-append name "-" version ".tar.gz"))
+       (sha256
+        (base32
+         "1npz9756283pjq3lcpwss8xh1rw4sx8f6dz8cxdg90h5bbp5xhka"))))
+    (build-system cargo-build-system)
+    (arguments
+     `(#:cargo-inputs
+       (("rust-pkg-config" ,rust-pkg-config-0.3)
+        ("rust-vcpkg" ,rust-vcpkg-0.2))))
+    (native-inputs
+     `(("postgresql" ,postgresql)))
+    (home-page "https://crates.io/crates/pq-sys")
+    (synopsis "Auto-generated rust bindings for libpq")
+    (description "This package provides auto-generated rust bindings for
+libpq.")
+    (license (list license:expat license:asl2.0))))
+
 (define-public rust-precomputed-hash-0.1
   (package
     (name "rust-precomputed-hash")
@@ -16849,7 +19239,7 @@ dependency to expose a precomputed hash.")
     (build-system cargo-build-system)
     (arguments
      `(#:cargo-inputs
-       (("rust-difference" ,rust-difference-2.0)
+       (("rust-difference" ,rust-difference-2)
         ("rust-float-cmp" ,rust-float-cmp-0.6)
         ("rust-normalize-line-endings" ,rust-normalize-line-endings-0.3)
         ("rust-predicates-core" ,rust-predicates-core-1)
@@ -16930,7 +19320,7 @@ dependency to expose a precomputed hash.")
        (("rust-ctor" ,rust-ctor-0.1)
         ("rust-output-vt100" ,rust-output-vt100-0.1)
         ("rust-ansi-term" ,rust-ansi-term-0.11)
-        ("rust-difference" ,rust-difference-2.0))))
+        ("rust-difference" ,rust-difference-2))))
     (home-page "https://github.com/colin-kiegel/rust-pretty-assertions")
     (synopsis "Drop-in replacements for assert_eq! and assert_ne!")
     (description
@@ -17123,9 +19513,9 @@ formatted tables in terminal.")
     (arguments
      `(#:cargo-development-inputs
        (("rust-quote" ,rust-quote-1)
-        ("rust-rustversion" ,rust-rustversion-1.0)
+        ("rust-rustversion" ,rust-rustversion-1)
         ("rust-syn" ,rust-syn-1)
-        ("rust-trybuild" ,rust-trybuild-1.0)
+        ("rust-trybuild" ,rust-trybuild-1)
         ("rust-demo-hack" ,rust-demo-hack-0.0)
         ("rust-demo-hack-impl" ,rust-demo-hack-impl-0.0))))
     (home-page "https://github.com/dtolnay/proc-macro-hack")
@@ -17201,7 +19591,7 @@ formatted tables in terminal.")
 (define-public rust-proc-macro2-1
   (package
     (name "rust-proc-macro2")
-    (version "1.0.10")
+    (version "1.0.21")
     (source
       (origin
         (method url-fetch)
@@ -17209,7 +19599,7 @@ formatted tables in terminal.")
         (file-name (string-append name "-" version ".crate"))
         (sha256
          (base32
-          "1qxbnl8i3a5b2nxb8kdxbq6kj3pd1ckhm35wm7z3jd7n5wlns96z"))))
+          "0b1azz1c2a3rap1kfz2sjinv7narfhssazaq39axvwwlvwb8bqin"))))
     (build-system cargo-build-system)
     (arguments
      `(#:cargo-inputs
@@ -17309,7 +19699,7 @@ macro use case.")
      `(#:cargo-inputs
        (("rust-bit-set" ,rust-bit-set-0.5)
         ("rust-bitflags" ,rust-bitflags-1)
-        ("rust-byteorder" ,rust-byteorder-1.3)
+        ("rust-byteorder" ,rust-byteorder-1)
         ("rust-lazy-static" ,rust-lazy-static-1)
         ("rust-num-traits" ,rust-num-traits-0.2)
         ("rust-quick-error" ,rust-quick-error-1.2)
@@ -17349,7 +19739,7 @@ macro use case.")
        #:cargo-inputs
        (("rust-bit-set" ,rust-bit-set-0.5)
         ("rust-bitflags" ,rust-bitflags-1)
-        ("rust-byteorder" ,rust-byteorder-1.3)
+        ("rust-byteorder" ,rust-byteorder-1)
         ("rust-lazy-static" ,rust-lazy-static-1)
         ("rust-num-traits" ,rust-num-traits-0.2)
         ("rust-quick-error" ,rust-quick-error-1.2)
@@ -17412,6 +19802,35 @@ macro use case.")
        #:cargo-development-inputs
        (("rust-regex" ,rust-regex-0.2))))))
 
+(define-public rust-proptest-derive-0.1
+  (package
+    (name "rust-proptest-derive")
+    (version "0.1.2")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (crate-uri "proptest-derive" version))
+       (file-name (string-append name "-" version ".tar.gz"))
+       (sha256
+        (base32
+         "0nziczbm7w0jisjrd216hh2j45fs5m363ga7r6nawwxcxlbxn7nk"))))
+    (build-system cargo-build-system)
+    (arguments
+     `(#:cargo-inputs
+       (("rust-proc-macro2" ,rust-proc-macro2-0.4)
+        ("rust-quote" ,rust-quote-0.6)
+        ("rust-syn" ,rust-syn-0.15))
+       #:cargo-development-inputs
+       (("rust-compiletest-rs" ,rust-compiletest-rs-0.3)
+        ("rust-criterion" ,rust-criterion-0.2)
+        ("rust-proptest" ,rust-proptest-0.9))))
+    (home-page
+     "https://altsysrq.github.io/proptest-book/proptest-derive/index.html")
+    (synopsis "Custom-derive for the Arbitrary trait of proptest")
+    (description "This package provides a Custom-derive for the Arbitrary
+trait of proptest.")
+    (license (list license:expat license:asl2.0))))
+
 (define-public rust-psm-0.1
   (package
     (name "rust-psm")
@@ -17435,6 +19854,35 @@ macro use case.")
 stack pointer and inspect the properties of the stack.")
     (license (list license:isc license:asl2.0))))
 
+(define-public rust-publicsuffix-1
+  (package
+    (name "rust-publicsuffix")
+    (version "1.5.4")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (crate-uri "publicsuffix" version))
+       (file-name (string-append name "-" version ".tar.gz"))
+       (sha256
+        (base32
+         "0yvmjpywfyypfr17kxiwy6ssykgv8nmcdhfakas6548pfn8a9fiv"))))
+    (build-system cargo-build-system)
+    (arguments
+     `(#:cargo-inputs
+       (("rust-error-chain" ,rust-error-chain-0.12)
+        ("rust-idna" ,rust-idna-0.2)
+        ("rust-lazy-static" ,rust-lazy-static-1)
+        ("rust-native-tls" ,rust-native-tls-0.2)
+        ("rust-regex" ,rust-regex-1)
+        ("rust-url" ,rust-url-2))
+       #:cargo-development-inputs
+       (("rust-rspec" ,rust-rspec-1))))
+    (home-page "https://github.com/rushmorem/publicsuffix")
+    (synopsis "Domain name parsing and email address validation")
+    (description "This package provides robust domain name parsing and RFC
+compliant email address validation.")
+    (license (list license:expat license:asl2.0))))
+
 (define-public rust-pulldown-cmark-0.4
   (package
     (name "rust-pulldown-cmark")
@@ -17530,6 +19978,28 @@ stack pointer and inspect the properties of the stack.")
        (("rust-bitflags" ,rust-bitflags-0.5)
         ("rust-getopts" ,rust-getopts-0.2))))))
 
+(define-public rust-pulse-0.5
+  (package
+    (name "rust-pulse")
+    (version "0.5.3")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (crate-uri "pulse" version))
+       (file-name (string-append name "-" version ".tar.gz"))
+       (sha256
+        (base32
+         "1w4skcnwmavm8ra9blf1hy7bc9grnin2kziiyc18lsnrr2v14mk5"))))
+    (build-system cargo-build-system)
+    (arguments
+     `(#:cargo-inputs
+       (("rust-atom" ,rust-atom-0.3)
+        ("rust-time" ,rust-time-0.1))))
+    (home-page "https://github.com/csherratt/pulse")
+    (synopsis "Async wake signals library")
+    (description "This package provides a library for async wake signals.")
+    (license license:asl2.0)))
+
 (define-public rust-quantiles-0.7
   (package
     (name "rust-quantiles")
@@ -17864,8 +20334,8 @@ integers, floats, tuples, booleans, lists, strings, options and results.")
      `(#:cargo-inputs
        (("rust-proc-macro2" ,rust-proc-macro2-1))
        #:cargo-development-inputs
-       (("rust-rustversion" ,rust-rustversion-1.0)
-        ("rust-trybuild" ,rust-trybuild-1.0))))
+       (("rust-rustversion" ,rust-rustversion-1)
+        ("rust-trybuild" ,rust-trybuild-1))))
     (home-page "https://github.com/dtolnay/quote")
     (synopsis "Quasi-quoting macro quote!(...)")
     (description "Quasi-quoting macro quote!(...)")
@@ -17921,6 +20391,29 @@ integers, floats, tuples, booleans, lists, strings, options and results.")
          "0yhnnix4dzsv8y4wwz4csbnqjfh73al33j35msr10py6cl5r4vks"))))
     (arguments '())))
 
+(define-public rust-r2d2
+  (package
+    (name "rust-r2d2")
+    (version "0.8.9")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (crate-uri "r2d2" version))
+       (file-name (string-append name "-" version ".tar.gz"))
+       (sha256
+        (base32
+         "0vxjgh83bss63mkx308p16iwl33s80c781p422f3r5w0p315np2l"))))
+    (build-system cargo-build-system)
+    (arguments
+     `(#:cargo-inputs
+       (("rust-log" ,rust-log-0.4)
+        ("rust-parking-lot" ,rust-parking-lot-0.11)
+        ("rust-scheduled-thread-pool" ,rust-scheduled-thread-pool-0.2))))
+    (home-page "https://github.com/sfackler/r2d2")
+    (synopsis "A generic connection pool")
+    (description "This package provides a generic connection pool.")
+    (license (list license:expat license:asl2.0))))
+
 (define-public rust-racer-cargo-metadata-0.1
   (package
     (name "rust-racer-cargo-metadata")
@@ -17971,6 +20464,28 @@ Racer.")
 fashion.  It is mostly used in Racer.")
     (license license:expat)))
 
+(define-public rust-radix-fmt-1
+  (package
+    (name "rust-radix-fmt")
+    (version "1.0.0")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (crate-uri "radix_fmt" version))
+       (file-name (string-append name "-" version ".tar.gz"))
+       (sha256
+        (base32
+         "09jlq152iwn56215kghqby4pi8vamhg0nzcb9any5b5782cjl26f"))))
+    (build-system cargo-build-system)
+    (arguments
+     `(#:cargo-development-inputs
+       (("rust-fluid" ,rust-fluid-0.4))))
+    (home-page "https://gitlab.com/Boiethios/radix_fmt_rs")
+    (synopsis "Format a number in an arbitrary radix")
+    (description "This package lets you format a number in an arbitrary
+radix.")
+    (license license:asl2.0)))
+
 (define-public rust-rand-0.7
   (package
     (name "rust-rand")
@@ -18559,7 +21074,7 @@ random number generators.")
          "07w3qgrac8r356lz5vqff42rly6yd9vs3g5lx5pbn13rcmb05rqb"))))
     (arguments
      `(#:cargo-inputs
-       (("rust-byteorder" ,rust-byteorder-1.3)
+       (("rust-byteorder" ,rust-byteorder-1)
         ("rust-rand-core" ,rust-rand-core-0.5)
         ("rust-serde" ,rust-serde-1))
        #:cargo-development-inputs
@@ -18582,7 +21097,7 @@ random number generators.")
     (build-system cargo-build-system)
     (arguments
      `(#:cargo-inputs
-       (("rust-byteorder" ,rust-byteorder-1.3)
+       (("rust-byteorder" ,rust-byteorder-1)
         ("rust-rand-core" ,rust-rand-core-0.3))
        #:cargo-development-inputs
        (("rust-rand" ,rust-rand-0.6))))))
@@ -18667,7 +21182,7 @@ accessors.")
      `(#:cargo-inputs
        (("rust-autocfg" ,rust-autocfg-1.0)
         ("rust-crossbeam-deque" ,rust-crossbeam-deque-0.7)
-        ("rust-either" ,rust-either-1.5)
+        ("rust-either" ,rust-either-1)
         ("rust-rayon-core" ,rust-rayon-core-1))
        #:cargo-development-inputs
        (("rust-docopt" ,rust-docopt-1.1)
@@ -18916,8 +21431,8 @@ functionality.")
      `(#:cargo-inputs
        (("rust-ref-cast-impl" ,rust-ref-cast-impl-1.0))
        #:cargo-development-inputs
-       (("rust-rustversion" ,rust-rustversion-1.0)
-        ("rust-trybuild" ,rust-trybuild-1.0))))
+       (("rust-rustversion" ,rust-rustversion-1)
+        ("rust-trybuild" ,rust-trybuild-1))))
     (home-page "https://github.com/dtolnay/ref-cast")
     (synopsis "Safely cast &T to &U")
     (description
@@ -18943,7 +21458,7 @@ functionality.")
        (("rust-ref-cast-impl" ,rust-ref-cast-impl-0.2))
        #:cargo-development-inputs
        (("rust-rustversion" ,rust-rustversion-0.1)
-        ("rust-trybuild" ,rust-trybuild-1.0))))
+        ("rust-trybuild" ,rust-trybuild-1))))
     (home-page "https://github.com/dtolnay/ref-cast")
     (synopsis "Safely cast &T to &U")
     (description
@@ -19095,7 +21610,7 @@ uses finite automata and guarantees linear time matching on all inputs.")
      `(#:skip-build? #t
        #:cargo-inputs
        (("rust-fst" ,rust-fst-0.4)
-        ("rust-byteorder" ,rust-byteorder-1.3)
+        ("rust-byteorder" ,rust-byteorder-1)
         ("rust-regex-syntax" ,rust-regex-syntax-0.6))
        #:cargo-development-inputs
        (("rust-bstr" ,rust-bstr-0.2)
@@ -19188,6 +21703,29 @@ uses finite automata and guarantees linear time matching on all inputs.")
        (("rust-quickcheck" ,rust-quickcheck-0.2)
         ("rust-rand" ,rust-rand-0.3))))))
 
+(define-public rust-relative-path-1
+  (package
+    (name "rust-relative-path")
+    (version "1.3.2")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (crate-uri "relative_path" version))
+       (file-name (string-append name "-" version ".tar.gz"))
+       (sha256
+        (base32
+         "152zdks8chgsq4vmp562bx6whvixm7gzivab1cf8rs1r634ggbv5"))))
+    (build-system cargo-build-system)
+    (arguments
+     `(#:cargo-inputs
+       (("rust-serde" ,rust-serde-1))
+       #:cargo-development-inputs
+       (("rust-serde" ,rust-serde-1))))
+    (home-page "https://docs.rs/crate/relative-path/")
+    (synopsis "Portable, relative paths for Rust")
+    (description "This package provides portable, relative paths for Rust.")
+    (license (list license:expat license:asl2.0))))
+
 (define-public rust-remove-dir-all-0.5
   (package
     (name "rust-remove-dir-all")
@@ -19245,6 +21783,72 @@ uses finite automata and guarantees linear time matching on all inputs.")
     (description "File reopening utility.")
     (license (list license:asl2.0 license:expat))))
 
+(define-public rust-reqwest-0.10
+  (package
+    (name "rust-reqwest")
+    (version "0.10.8")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (crate-uri "reqwest" version))
+       (file-name (string-append name "-" version ".tar.gz"))
+       (sha256
+        (base32
+         "07nnj0qzj8g64iagx7xzk02493yqdahqy49xa2vkif6pqmxa3sp9"))))
+    (build-system cargo-build-system)
+    (arguments
+     `(#:cargo-inputs
+       (("rust-async-compression" ,rust-async-compression-0.3)
+        ("rust-base64" ,rust-base64-0.12)
+        ("rust-bytes" ,rust-bytes-0.5)
+        ("rust-cookie" ,rust-cookie-0.14)
+        ("rust-cookie-store" ,rust-cookie-store-0.12)
+        ("rust-encoding-rs" ,rust-encoding-rs-0.8)
+        ("rust-futures-core" ,rust-futures-core-0.3)
+        ("rust-futures-util" ,rust-futures-util-0.3)
+        ("rust-http" ,rust-http-0.2)
+        ("rust-http-body" ,rust-http-body-0.3)
+        ("rust-hyper" ,rust-hyper-0.13)
+        ("rust-hyper-rustls" ,rust-hyper-rustls-0.21)
+        ("rust-hyper-tls" ,rust-hyper-tls-0.4)
+        ("rust-ipnet" ,rust-ipnet-2)
+        ("rust-js-sys" ,rust-js-sys-0.3)
+        ("rust-lazy-static" ,rust-lazy-static-1)
+        ("rust-log" ,rust-log-0.4)
+        ("rust-mime" ,rust-mime-0.3)
+        ("rust-mime-guess" ,rust-mime-guess-2)
+        ("rust-native-tls" ,rust-native-tls-0.2)
+        ("rust-percent-encoding" ,rust-percent-encoding-2)
+        ("rust-pin-project-lite" ,rust-pin-project-lite-0.1)
+        ("rust-rustls" ,rust-rustls-0.18)
+        ("rust-serde" ,rust-serde-1)
+        ("rust-serde-json" ,rust-serde-json-1)
+        ("rust-serde-urlencoded" ,rust-serde-urlencoded-0.6)
+        ("rust-time" ,rust-time-0.2)
+        ("rust-tokio" ,rust-tokio-0.2)
+        ("rust-tokio-rustls" ,rust-tokio-rustls-0.14)
+        ("rust-tokio-socks" ,rust-tokio-socks-0.2)
+        ("rust-tokio-tls" ,rust-tokio-tls-0.3)
+        ("rust-trust-dns-resolver" ,rust-trust-dns-resolver-0.19)
+        ("rust-url" ,rust-url-2)
+        ("rust-wasm-bindgen" ,rust-wasm-bindgen-0.2)
+        ("rust-wasm-bindgen-futures" ,rust-wasm-bindgen-futures-0.4)
+        ("rust-web-sys" ,rust-web-sys-0.3)
+        ("rust-webpki-roots" ,rust-webpki-roots-0.19)
+        ("rust-winreg" ,rust-winreg-0.7))
+       #:cargo-development-inputs
+       (("rust-brotli" ,rust-brotli-3)
+        ("rust-doc-comment" ,rust-doc-comment-0.3)
+        ("rust-env-logger" ,rust-env-logger-0.7)
+        ("rust-hyper" ,rust-hyper-0.13)
+        ("rust-libflate" ,rust-libflate-1)
+        ("rust-serde" ,rust-serde-1)
+        ("rust-tokio" ,rust-tokio-0.2))))
+    (home-page "https://github.com/seanmonstar/reqwest")
+    (synopsis "High level HTTP client library")
+    (description "This package provides a high level HTTP client library.")
+    (license (list license:expat license:asl2.0))))
+
 (define-public rust-resolv-conf-0.6
   (package
     (name "rust-resolv-conf")
@@ -19270,6 +21874,25 @@ uses finite automata and guarantees linear time matching on all inputs.")
     (license (list license:asl2.0
                    license:expat))))
 
+(define-public rust-retain-mut-0.1
+  (package
+    (name "rust-retain-mut")
+    (version "0.1.1")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (crate-uri "retain_mut" version))
+       (file-name (string-append name "-" version ".tar.gz"))
+       (sha256
+        (base32
+         "0cgmm1q7sr31r9wk7syh53ipgqpl37jzsvahdhmwrsi6mmcdc1g0"))))
+    (build-system cargo-build-system)
+    (home-page "https://github.com/upsuper/retain_mut")
+    (synopsis "Mutable borrow for the retain predicate")
+    (description "This package provides retain_mut method that has the same
+functionality as retain but gives mutable borrow to the predicate.")
+    (license license:expat)))
+
 (define-public rust-ring-0.16
   (package
     (name "rust-ring")
@@ -19372,8 +21995,33 @@ your own implementation.")
 Rust Language Server.")
     (license (list license:expat license:asl2.0))))
 
+(define-public rust-ron-0.5
+  (package
+    (name "rust-ron")
+    (version "0.5.1")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (crate-uri "ron" version))
+       (file-name (string-append name "-" version ".tar.gz"))
+       (sha256 (base32 "1mb2bavvp8jg5wx0kx9n45anrsbjwhjzddim987bjaa11hg45kif"))))
+    (build-system cargo-build-system)
+    (arguments
+     `(#:cargo-inputs
+       (("rust-base64" ,rust-base64-0.10)
+        ("rust-bitflags" ,rust-bitflags-1)
+        ("rust-serde" ,rust-serde-1))
+       #:cargo-development-inputs
+       (("rust-serde-bytes" ,rust-serde-bytes-0.10)
+        ("rust-serde-json" ,rust-serde-json-1))))
+    (home-page "https://github.com/ron-rs/ron")
+    (synopsis "Rusty Object Notation")
+    (description "This package provides Rusty Object Notation (RON).")
+    (license (list license:expat license:asl2.0))))
+
 (define-public rust-ron-0.4
   (package
+    (inherit rust-ron-0.5)
     (name "rust-ron")
     (version "0.4.2")
     (source
@@ -19385,7 +22033,6 @@ Rust Language Server.")
        (sha256
         (base32
          "13ypx80ac1minrmn9w9sgnbxlknwiv7qhx5n50azh0s484j2mx8p"))))
-    (build-system cargo-build-system)
     (arguments
      `(#:skip-build? #t
        #:cargo-inputs
@@ -19394,12 +22041,7 @@ Rust Language Server.")
         ("rust-serde" ,rust-serde-1))
        #:cargo-development-inputs
        (;("rust-serde-bytes" ,rust-serde-bytes-0.10)
-        ("rust-serde-json" ,rust-serde-json-1))))
-    (home-page "https://github.com/ron-rs/ron")
-    (synopsis "Rusty Object Notation")
-    (description "Rusty Object Notation.")
-    (license (list license:asl2.0
-                   license:expat))))
+        ("rust-serde-json" ,rust-serde-json-1))))))
 
 (define-public rust-rspec-1
   (package
@@ -19416,7 +22058,7 @@ Rust Language Server.")
     (arguments
      `(#:skip-build? #t ;; TODO unpackaged dev-dependencies
        #:cargo-inputs
-       (("rust-colored" ,rust-colored-1.9)
+       (("rust-colored" ,rust-colored-1)
         ("rust-derive-new" ,rust-derive-new-0.5)
         ("rust-derive-builder" ,rust-derive-builder-0.5)
         ("rust-expectest" ,rust-expectest-0.9)
@@ -19468,7 +22110,7 @@ console applications.")
     (arguments
      `(#:cargo-inputs
        (("rust-bitflags" ,rust-bitflags-1)
-        ("rust-byteorder" ,rust-byteorder-1.3)
+        ("rust-byteorder" ,rust-byteorder-1)
         ("rust-chrono" ,rust-chrono-0.4)
         ("rust-csv" ,rust-csv-1.1)
         ("rust-fallible-iterator" ,rust-fallible-iterator-0.2)
@@ -19480,7 +22122,7 @@ console applications.")
         ("rust-memchr" ,rust-memchr-2)
         ("rust-serde-json" ,rust-serde-json-1)
         ("rust-time" ,rust-time-0.1)
-        ("rust-url" ,rust-url-1.7)
+        ("rust-url" ,rust-url-1)
         ("rust-uuid" ,rust-uuid-0.7))
        #:cargo-development-inputs
        (("rust-lazy-static" ,rust-lazy-static-1)
@@ -19776,11 +22418,11 @@ It is automatically published using the compiler repository at
         ("rust-rustc-ap-graphviz" ,rust-rustc-ap-graphviz-654)
         ("rust-rustc-ap-rustc-index" ,rust-rustc-ap-rustc-index-654)
         ("rust-rustc-ap-serialize" ,rust-rustc-ap-serialize-654)
-        ("rust-rustc-hash" ,rust-rustc-hash-1.1)
+        ("rust-rustc-hash" ,rust-rustc-hash-1)
         ("rust-rustc-rayon" ,rust-rustc-rayon-0.3)
         ("rust-rustc-rayon-core" ,rust-rustc-rayon-core-0.3)
         ("rust-smallvec" ,rust-smallvec-1)
-        ("rust-stable-deref-trait" ,rust-stable-deref-trait-1.1)
+        ("rust-stable-deref-trait" ,rust-stable-deref-trait-1)
         ("rust-winapi" ,rust-winapi-0.3))))
     (home-page "https://github.com/alexcrichton/rustc-auto-publish")
     (synopsis "Automatically published versions of rustc data structures")
@@ -19989,7 +22631,7 @@ It is automatically published using the compiler repository at
      `(#:skip-build? #t
        #:cargo-inputs
        (("rust-compiler-builtins" ,rust-compiler-builtins-0.1)
-        ("rust-rustc-std-workspace-core" ,rust-rustc-std-workspace-core-1.0))))
+        ("rust-rustc-std-workspace-core" ,rust-rustc-std-workspace-core-1))))
     (home-page "https://github.com/alexcrichton/rustc-demangle")
     (synopsis "Rust compiler symbol demangling")
     (description
@@ -19997,7 +22639,7 @@ It is automatically published using the compiler repository at
     (license (list license:asl2.0
                    license:expat))))
 
-(define-public rust-rustc-hash-1.1
+(define-public rust-rustc-hash-1
   (package
     (name "rust-rustc-hash")
     (version "1.1.0")
@@ -20018,6 +22660,20 @@ It is automatically published using the compiler repository at
      "This package provides a speedy, non-cryptographic hash used in rustc.")
     (license (list license:asl2.0 license:expat))))
 
+(define-public rust-rustc-hash-1.0
+  (package
+    (inherit rust-rustc-hash-1)
+    (name "rust-rustc-hash")
+    (version "1.0.1")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (crate-uri "rustc-hash" version))
+       (file-name (string-append name "-" version ".tar.gz"))
+       (sha256
+        (base32
+         "1f4cnbcmz2c3zjidqszc9c4fip37ch4xl74nkkp9dw291j5zqh3m"))))))
+
 (define-public rust-rustc-rayon-0.3
   (package
     (name "rust-rustc-rayon")
@@ -20036,7 +22692,7 @@ It is automatically published using the compiler repository at
      `(#:tests? #f
        #:cargo-inputs
        (("rust-crossbeam-deque" ,rust-crossbeam-deque-0.7)
-        ("rust-either" ,rust-either-1.5)
+        ("rust-either" ,rust-either-1)
         ("rust-rustc-rayon-core" ,rust-rustc-rayon-core-0.3))
        #:cargo-development-inputs
        (("rust-doc-comment" ,rust-doc-comment-0.3)
@@ -20120,7 +22776,7 @@ decoding.")
     (license (list license:asl2.0
                    license:expat))))
 
-(define-public rust-rustc-std-workspace-alloc-1.0
+(define-public rust-rustc-std-workspace-alloc-1
   (package
     (name "rust-rustc-std-workspace-alloc")
     (version "1.0.0")
@@ -20140,7 +22796,7 @@ decoding.")
     (description "This package is a Rust workspace hack.")
     (license (list license:asl2.0 license:expat))))
 
-(define-public rust-rustc-std-workspace-core-1.0
+(define-public rust-rustc-std-workspace-core-1
   (package
     (name "rust-rustc-std-workspace-core")
     (version "1.0.0")
@@ -20304,7 +22960,7 @@ rustc compiler.")
         ("rust-serde" ,rust-serde-1)
         ("rust-serde-json" ,rust-serde-json-1))
        #:cargo-development-inputs
-       (("rust-difference" ,rust-difference-2.0)
+       (("rust-difference" ,rust-difference-2)
         ("rust-duct" ,rust-duct-0.13)
         ("rust-env-logger" ,rust-env-logger-0.6)
         ("rust-log" ,rust-log-0.4)
@@ -20316,8 +22972,70 @@ rustc compiler.")
      "Automatically apply the suggestions made by rustc.")
     (license (list license:expat license:asl2.0))))
 
+(define-public rust-rustls-0.18
+  (package
+    (name "rust-rustls")
+    (version "0.18.1")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (crate-uri "rustls" version))
+       (file-name
+        (string-append name "-" version ".tar.gz"))
+       (sha256
+        (base32
+         "108cf3bfw5high066shz9xrfv4jz7djdmnwqs3kwx4wfypf2c4ax"))))
+    (build-system cargo-build-system)
+    (arguments
+     `(#:cargo-inputs
+       (("rust-base64" ,rust-base64-0.12)
+        ("rust-log" ,rust-log-0.4)
+        ("rust-ring" ,rust-ring-0.16)
+        ("rust-sct" ,rust-sct-0.6)
+        ("rust-webpki" ,rust-webpki-0.21))
+       #:cargo-development-inputs
+       (("rust-criterion" ,rust-criterion-0.3)
+        ("rust-env-logger" ,rust-env-logger-0.7)
+        ("rust-log" ,rust-log-0.4)
+        ("rust-webpki-roots" ,rust-webpki-roots-0.20))))
+    (home-page "https://github.com/ctz/rustls")
+    (synopsis "Modern TLS library written in Rust.")
+    (description "This package provides a modern TLS library written in
+Rust.")
+    (license
+     (list license:asl2.0 license:isc license:expat))))
+
+(define-public rust-rustls-0.17
+  (package
+    (inherit rust-rustls-0.18)
+    (name "rust-rustls")
+    (version "0.17.0")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (crate-uri "rustls" version))
+       (file-name
+        (string-append name "-" version ".tar.gz"))
+       (sha256
+        (base32
+         "1q8m835viqrf4bbd2fa8rnmaj48fkd984saxf0238hb8blgs7m60"))))
+    (arguments
+     `(#:cargo-inputs
+       (("rust-base64" ,rust-base64-0.11)
+        ("rust-log" ,rust-log-0.4)
+        ("rust-ring" ,rust-ring-0.16)
+        ("rust-sct" ,rust-sct-0.6)
+        ("rust-webpki" ,rust-webpki-0.21))
+       #:cargo-development-inputs
+       (("rust-criterion" ,rust-criterion-0.3)
+        ("rust-env-logger" ,rust-env-logger-0.7)
+        ("rust-log" ,rust-log-0.4)
+        ("rust-tempfile" ,rust-tempfile-3)
+        ("rust-webpki-roots" ,rust-webpki-roots-0.19))))))
+
 (define-public rust-rustls-0.16
   (package
+    (inherit rust-rustls-0.17)
     (name "rust-rustls")
     (version "0.16.0")
     (source
@@ -20327,7 +23045,6 @@ rustc compiler.")
        (file-name (string-append name "-" version ".tar.gz"))
        (sha256
         (base32 "17n0fx3fpkg4fhpdplrdhkissnl003kj90vzbqag11vkpyqihnmj"))))
-    (build-system cargo-build-system)
     (arguments
      `(#:tests? #f ;; 1/114 tests fail (test file not found)
        #:cargo-inputs
@@ -20341,11 +23058,7 @@ rustc compiler.")
         ("rust-env-logger" ,rust-env-logger-0.6)
         ("rust-log" ,rust-log-0.4)
         ("rust-tempfile" ,rust-tempfile-3)
-        ("rust-webpki-roots" ,rust-webpki-roots-0.17))))
-    (home-page "https://github.com/ctz/rustls")
-  (synopsis "Modern TLS library written in Rust")
-  (description "This package provides a modern TLS library written in Rust.")
-  (license (list license:asl2.0 license:isc license:expat))))
+        ("rust-webpki-roots" ,rust-webpki-roots-0.17))))))
 
 (define-public rust-rustls-0.12
   (package/inherit rust-rustls-0.16
@@ -20379,6 +23092,38 @@ rustc compiler.")
         ("rust-serde-derive" ,rust-serde-derive-1)
         ("rust-webpki-roots" ,rust-webpki-roots-0.14))))))
 
+(define-public rust-rustls-native-certs-0.4
+  (package
+    (name "rust-rustls-native-certs")
+    (version "0.4.0")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (crate-uri "rustls-native-certs" version))
+       (file-name (string-append name "-" version ".tar.gz"))
+       (sha256
+        (base32
+         "1f2rkvdkz92qcmwryyqiw9phkqkf95g4962ljpfq5nkjfsd477b2"))))
+    (build-system cargo-build-system)
+    (arguments
+     `(#:cargo-inputs
+       (("rust-openssl-probe" ,rust-openssl-probe-0.1)
+        ("rust-rustls" ,rust-rustls-0.18)
+        ("rust-schannel" ,rust-schannel-0.1)
+        ("rust-security-framework"
+         ,rust-security-framework-1))
+       #:cargo-development-inputs
+       (("rust-ring" ,rust-ring-0.16)
+        ("rust-untrusted" ,rust-untrusted-0.7)
+        ("rust-webpki" ,rust-webpki-0.21)
+        ("rust-webpki-roots" ,rust-webpki-roots-0.20))))
+    (home-page "https://github.com/ctz/rustls-native-certs")
+    (synopsis "Use the platform native certificate store with rustls")
+    (description "@code{rustls-native-certs} allows rustls to use the platform
+native certificate store.")
+    (license
+     (list license:asl2.0 license:isc license:expat))))
+
 (define-public rust-rusttype-0.8
   (package
     (name "rust-rusttype")
@@ -20404,7 +23149,7 @@ rustc compiler.")
         ("rust-linked-hash-map" ,rust-linked-hash-map-0.5)
         ("rust-num-cpus" ,rust-num-cpus-1)
         ("rust-ordered-float" ,rust-ordered-float-1.0)
-        ("rust-rustc-hash" ,rust-rustc-hash-1.1)
+        ("rust-rustc-hash" ,rust-rustc-hash-1)
         ("rust-stb-truetype" ,rust-stb-truetype-0.3))))
     (home-page "https://gitlab.redox-os.org/redox-os/rusttype")
     (synopsis "Pure Rust alternative to libraries like FreeType")
@@ -20441,7 +23186,7 @@ font rendering.")
         ("rust-lazy-static" ,rust-lazy-static-1)
         ("rust-unicode-normalization" ,rust-unicode-normalization-0.1))))))
 
-(define-public rust-rustversion-1.0
+(define-public rust-rustversion-1
   (package
     (name "rust-rustversion")
     (version "1.0.2")
@@ -20665,6 +23410,27 @@ paths point to the same file.")
 server functionality.")
     (license license:expat)))
 
+(define-public rust-scheduled-thread-pool-0.2
+  (package
+    (name "rust-scheduled-thread-pool")
+    (version "0.2.5")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (crate-uri "scheduled-thread-pool" version))
+       (file-name (string-append name "-" version ".tar.gz"))
+       (sha256
+        (base32
+         "1mz7s21q1d7xn9j15dlhhv1y86q2r2z6hpax5nh3y1q42byp8vyw"))))
+    (build-system cargo-build-system)
+    (arguments
+     `(#:cargo-inputs
+       (("rust-parking-lot" ,rust-parking-lot-0.11))))
+    (home-page "https://github.com/sfackler/scheduled-thread-pool")
+    (synopsis "A scheduled thread pool")
+    (description "This package provides a scheduled thread pool.")
+    (license (list license:expat license:asl2.0))))
+
 (define-public rust-scoped-threadpool-0.1
   (package
     (name "rust-scoped-threadpool")
@@ -20770,7 +23536,7 @@ with one of the implemented strategies.")
 
 (define-public rust-scopeguard-0.3
   (package
-    (inherit rust-scopeguard-1.0)
+    (inherit rust-scopeguard-1)
     (name "rust-scopeguard")
     (version "0.3.3")
     (source
@@ -20830,7 +23596,7 @@ with one of the implemented strategies.")
      `(#:cargo-inputs
        (("rust-base64" ,rust-base64-0.9)
         ("rust-byte-tools" ,rust-byte-tools-0.3)
-        ("rust-byteorder" ,rust-byteorder-1.3)
+        ("rust-byteorder" ,rust-byteorder-1)
         ("rust-hmac" ,rust-hmac-0.7)
         ("rust-pbkdf2" ,rust-pbkdf2-0.3)
         ("rust-rand" ,rust-rand-0.5)
@@ -20882,7 +23648,7 @@ endian-aware Read/Write traits for byte buffers.")
        (("rust-scroll-derive" ,rust-scroll-derive-0.9)
         ("rust-rustc-version" ,rust-rustc-version-0.2))
        #:cargo-development-inputs
-       (("rust-byteorder" ,rust-byteorder-1.3)
+       (("rust-byteorder" ,rust-byteorder-1)
         ("rust-rayon" ,rust-rayon-1))))
     (home-page "https://github.com/m4b/scroll")
     (synopsis "Read/Write traits for byte buffers")
@@ -20989,7 +23755,7 @@ Pwrite traits from the scroll crate.")
        (("rust-cc" ,rust-cc-1))))))
 
 
-(define-public rust-seahash-3.0
+(define-public rust-seahash-3
   (package
     (name "rust-seahash")
     (version "3.0.7")
@@ -21032,8 +23798,38 @@ proven statistical guarantees.")
      "This package provides a library for section-style testing.")
     (license license:expat)))
 
+(define-public rust-security-framework-1
+  (package
+    (name "rust-security-framework")
+    (version "1.0.0")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (crate-uri "security-framework" version))
+       (file-name (string-append name "-" version ".tar.gz"))
+       (sha256
+        (base32
+         "0axwlax65j1f79rsm4ylc8rc6p2knbi3dgnpbdq7a1bzh5k2hl5d"))))
+    (build-system cargo-build-system)
+    (arguments
+     `(#:cargo-inputs
+       (("rust-bitflags" ,rust-bitflags-1)
+        ("rust-core-foundation" ,rust-core-foundation-0.7)
+        ("rust-core-foundation-sys" ,rust-core-foundation-sys-0.7)
+        ("rust-libc" ,rust-libc-0.2)
+        ("rust-security-framework-sys" ,rust-security-framework-sys-1))
+       #:cargo-development-inputs
+       (("rust-hex" ,rust-hex-0.4)
+        ("rust-tempdir" ,rust-tempdir-0.3))))
+    (home-page "https://lib.rs/crates/security_framework")
+    (synopsis "@code{Security.framework} bindings for macOS and iOS")
+    (description "This package provides @code{Security.framework} bindings for
+macOS and iOS.")
+    (license (list license:expat license:asl2.0))))
+
 (define-public rust-security-framework-0.3
   (package
+    (inherit rust-security-framework-1)
     (name "rust-security-framework")
     (version "0.3.4")
     (source
@@ -21045,7 +23841,6 @@ proven statistical guarantees.")
        (sha256
         (base32
          "1pqn79cl9njnnhsmjvvphkzx8is5jhfd8bhxpllgvrgggjfl5wlf"))))
-    (build-system cargo-build-system)
     (arguments
      `(#:tests? #f      ; Some test files not included in release.
        #:cargo-inputs
@@ -21055,16 +23850,61 @@ proven statistical guarantees.")
         ("rust-security-framework-sys" ,rust-security-framework-sys-0.3))
        #:cargo-development-inputs
        (("rust-hex" ,rust-hex-0.4)
-        ("rust-tempdir" ,rust-tempdir-0.3))))
-    (home-page "https://lib.rs/crates/security_framework")
-    (synopsis
-     "Security.framework bindings for macOS and iOS")
-    (description
-     "Security.framework bindings for macOS and iOS.")
+        ("rust-tempdir" ,rust-tempdir-0.3))))))
+
+(define-public rust-security-framework-0.2
+  (package
+    (inherit rust-security-framework-0.3)
+    (name "rust-security-framework")
+    (version "0.2.4")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (crate-uri "security-framework" version))
+       (file-name
+        (string-append name "-" version ".tar.gz"))
+       (sha256
+        (base32
+         "0gw3xxg8yzbjb4ny5cy07gky177c1nbgpxqjsw3hfzpfgrxji9bz"))))
+    (arguments
+     `(#:cargo-inputs
+       (("rust-core-foundation"
+         ,rust-core-foundation-0.6)
+        ("rust-core-foundation-sys"
+         ,rust-core-foundation-sys-0.6)
+        ("rust-libc" ,rust-libc-0.2)
+        ("rust-security-framework-sys"
+         ,rust-security-framework-sys-0.2))
+       #:cargo-development-inputs
+       (("rust-hex" ,rust-hex-0.3)
+        ("rust-tempdir" ,rust-tempdir-0.3))))))
+
+(define-public rust-security-framework-sys-1
+  (package
+    (name "rust-security-framework-sys")
+    (version "1.0.0")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (crate-uri "security-framework-sys" version))
+       (file-name (string-append name "-" version ".tar.gz"))
+       (sha256
+        (base32
+         "1iynsjz53lqkkw4zbq8l99xn799chbx90lsmrlfnsyxii14v1kji"))))
+    (build-system cargo-build-system)
+    (arguments
+     `(#:cargo-inputs
+       (("rust-core-foundation-sys" ,rust-core-foundation-sys-0.7)
+        ("rust-libc" ,rust-libc-0.2))))
+    (home-page "https://lib.rs/crates/security-framework-sys")
+    (synopsis "Low-level FFI bindings to Apple @code{Security.framework}")
+    (description "This package provides low level FFI bindings to Apple
+@code{Security.framework}.")
     (license (list license:expat license:asl2.0))))
 
 (define-public rust-security-framework-sys-0.3
   (package
+    (inherit rust-security-framework-sys-1)
     (name "rust-security-framework-sys")
     (version "0.3.3")
     (source
@@ -21078,13 +23918,25 @@ proven statistical guarantees.")
     (build-system cargo-build-system)
     (arguments
      `(#:cargo-inputs
-       (("rust-core-foundation-sys" ,rust-core-foundation-sys-0.6))))
-    (home-page "https://lib.rs/crates/security-framework-sys")
-    (synopsis "Apple `Security.framework` low-level FFI bindings")
-    (description
-     "Apple @code{Security.framework} low-level FFI bindings.")
-    (license (list license:asl2.0
-                   license:expat))))
+       (("rust-core-foundation-sys" ,rust-core-foundation-sys-0.6))))))
+
+(define-public rust-security-framework-sys-0.2
+  (package
+    (inherit rust-security-framework-sys-0.3)
+    (name "rust-security-framework-sys")
+    (version "0.2.4")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (crate-uri "security-framework-sys" version))
+       (file-name (string-append name "-" version ".tar.gz"))
+       (sha256
+        (base32
+         "07zv0szz2kfy1hn251h0qsq0q9i1zia768d8vzril1g6xarj7mcj"))))
+    (arguments
+     `(#:cargo-inputs
+       (("rust-core-foundation-sys" ,rust-core-foundation-sys-0.6)
+        ("rust-libc" ,rust-libc-0.2))))))
 
 (define-public rust-selectors-0.22
   (package
@@ -21152,6 +24004,33 @@ proven statistical guarantees.")
     (description "Rust semaphore library.")
     (license license:expat)))
 
+(define-public rust-semver-0.10
+  (package
+    (name "rust-semver")
+    (version "0.10.0")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (crate-uri "semver" version))
+       (file-name (string-append name "-" version ".tar.gz"))
+       (sha256
+        (base32
+         "1401i88135h2paxwvf0b51hf585rdzxa8yxg7j800gk2z8lfqk1r"))))
+    (build-system cargo-build-system)
+    (arguments
+     `(#:cargo-inputs
+       (("rust-diesel" ,rust-diesel-1)
+        ("rust-semver-parser" ,rust-semver-parser-0.7)
+        ("rust-serde" ,rust-serde-1))
+       #:cargo-development-inputs
+       (("rust-serde-derive" ,rust-serde-derive-1)
+        ("rust-serde-json" ,rust-serde-json-1))))
+    (home-page "https://docs.rs/crate/semver/")
+    (synopsis "Semantic version parsing and comparison")
+    (description "This package provides semantic version parsing and
+comparison.")
+    (license (list license:expat license:asl2.0))))
+
 (define-public rust-semver-0.9
   (package
     (name "rust-semver")
@@ -21219,7 +24098,7 @@ proven statistical guarantees.")
 (define-public rust-serde-1
   (package
     (name "rust-serde")
-    (version "1.0.113")
+    (version "1.0.116")
     (source
       (origin
         (method url-fetch)
@@ -21227,7 +24106,7 @@ proven statistical guarantees.")
         (file-name (string-append name "-" version ".crate"))
         (sha256
          (base32
-          "0smc5pj00nci5g9a9hrz9w7rs7f5cir7gvsqf54pj74qc62cfdb1"))))
+          "19bhld1qyjs4qr3rd6dmzmy13imb6a1qbinb2fjqd0yjh6pmgzln"))))
     (build-system cargo-build-system)
     (arguments
      `(#:cargo-inputs
@@ -21370,6 +24249,21 @@ proven statistical guarantees.")
      "Optimized handling of @code{&[u8]} and @code{Vec<u8>} for Serde.")
     (license (list license:expat license:asl2.0))))
 
+(define-public rust-serde-bytes-0.10
+  (package
+    (inherit rust-serde-bytes-0.11)
+    (name "rust-serde-bytes")
+    (version "0.10.5")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (crate-uri "serde_bytes" version))
+       (file-name
+        (string-append name "-" version ".tar.gz"))
+       (sha256
+        (base32
+         "127c9br02ygajs4z3bw850i48nc25f4yn7kmh21wqd3z7nlbiyyy"))))))
+
 (define-public rust-serde-cbor-0.11
   (package
     (name "rust-serde-cbor")
@@ -21412,7 +24306,7 @@ proven statistical guarantees.")
     (arguments
      `(#:skip-build? #t
        #:cargo-inputs
-       (("rust-byteorder" ,rust-byteorder-1.3)
+       (("rust-byteorder" ,rust-byteorder-1)
         ("rust-half" ,rust-half-1)
         ("rust-serde" ,rust-serde-1))
        #:cargo-development-inputs
@@ -21474,7 +24368,7 @@ for the serde framework.")
 (define-public rust-serde-derive-1
   (package
     (name "rust-serde-derive")
-    (version "1.0.113")
+    (version "1.0.116")
     (source
       (origin
         (method url-fetch)
@@ -21482,7 +24376,7 @@ for the serde framework.")
         (file-name (string-append name "-" version ".crate"))
         (sha256
          (base32
-          "0cdf4r6bwxw6cwg2fj93kwd7mypwhjfzxzyw3i4cnm09gnhymick"))))
+          "1s4sbl32lk1afxryfax73clvq22lwzdgzljb7f3mgr6q1wvscc7n"))))
     (build-system cargo-build-system)
     (arguments
      `(#:cargo-inputs
@@ -21547,11 +24441,11 @@ for the serde framework.")
         ("rust-serde" ,rust-serde-1))
        #:cargo-development-inputs
        (;("rust-automod" ,rust-automod-0.1)
-        ("rust-rustversion" ,rust-rustversion-1.0)
+        ("rust-rustversion" ,rust-rustversion-1)
         ("rust-serde-bytes" ,rust-serde-bytes-0.11)
         ("rust-serde-derive" ,rust-serde-derive-1)
         ;("rust-serde-stacker" ,rust-serde-stacker-0.1)
-        ("rust-trybuild" ,rust-trybuild-1.0))))
+        ("rust-trybuild" ,rust-trybuild-1))))
     (home-page "https://github.com/serde-rs/json")
     (synopsis "JSON serialization file format")
     (description
@@ -21693,6 +24587,32 @@ for the serde framework.")
                ((", path = \"../serde\"") ""))
              #t)))))))
 
+(define-public rust-serde-urlencoded-0.6
+  (package
+    (name "rust-serde-urlencoded")
+    (version "0.6.1")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (crate-uri "serde_urlencoded" version))
+       (file-name (string-append name "-" version ".tar.gz"))
+       (sha256
+        (base32
+         "15rcwfkff0md5i231m2ym5756ksw1mkh5b5g2rw72wsc5mzdgicy"))))
+    (build-system cargo-build-system)
+    (arguments
+     `(#:cargo-inputs
+       (("rust-dtoa" ,rust-dtoa-0.4)
+        ("rust-itoa" ,rust-itoa-0.4)
+        ("rust-serde" ,rust-serde-1)
+        ("rust-url" ,rust-url-2))
+       #:cargo-development-inputs
+       (("rust-serde-derive" ,rust-serde-derive-1))))
+    (home-page "https://github.com/nox/serde_urlencoded")
+    (synopsis "x-www-form-urlencoded meets serde")
+    (description "x-www-form-urlencoded meets serde.")
+    (license (list license:expat license:asl2.0))))
+
 (define-public rust-serde-yaml-0.8
   (package
     (name "rust-serde-yaml")
@@ -21787,7 +24707,7 @@ for the serde framework.")
      `(#:cargo-inputs
        (("rust-nodrop" ,rust-nodrop-0.1)
         ("rust-serde" ,rust-serde-1)
-        ("rust-stable-deref-trait" ,rust-stable-deref-trait-1.1))))
+        ("rust-stable-deref-trait" ,rust-stable-deref-trait-1))))
     (home-page "https://github.com/servo/servo")
     (synopsis "Fork of std::sync::Arc with some extra functionality")
     (description
@@ -22733,6 +25653,50 @@ track of where each new file and line starts.")
     (license (list license:asl2.0
                    license:expat))))
 
+(define-public rust-sourcemap-6
+  (package
+    (name "rust-sourcemap")
+    (version "6.0.1")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (crate-uri "sourcemap" version))
+       (file-name (string-append name "-" version ".tar.gz"))
+       (sha256
+        (base32
+         "1sv1rxc6d2rfvd5xrqzqq0i2y0z1q7sqj3wm9krxbggcccj1y0vf"))
+       (modules '((guix build utils)))
+       (snippet
+        '(begin
+           ;; Enable unstable features
+           (substitute* "src/lib.rs"
+             (("//! This library" all)
+              (string-append "#![feature(inner_deref)]" "\n" all)))
+           #t))))
+    (build-system cargo-build-system)
+    (arguments
+     `(#:cargo-inputs
+       (("rust-base64" ,rust-base64-0.11)
+        ("rust-if-chain" ,rust-if-chain-1)
+        ("rust-lazy-static" ,rust-lazy-static-1)
+        ("rust-regex" ,rust-regex-1)
+        ("rust-scroll" ,rust-scroll-0.10)
+        ("rust-serde" ,rust-serde-1)
+        ("rust-serde-json" ,rust-serde-json-1)
+        ("rust-url" ,rust-url-2))
+       #:cargo-development-inputs
+       (("rust-rustc-version" ,rust-rustc-version-0.2))
+       #:phases
+       (modify-phases %standard-phases
+         (add-after 'unpack 'enable-unstable-features
+           (lambda _
+             (setenv "RUSTC_BOOTSTRAP" "1")
+             #t)))))
+    (home-page "https://github.com/getsentry/rust-sourcemap")
+    (synopsis "Basic sourcemap handling for Rust")
+    (description "This package provides basic sourcemap handling for Rust.")
+    (license license:bsd-3)))
+
 (define-public rust-speculate-0.1
   (package
     (name "rust-speculate")
@@ -22840,7 +25804,29 @@ initializers are available.")
      "This package provides a single-producer single-consumer lock-free buffer.")
     (license license:expat)))
 
-(define-public rust-stable-deref-trait-1.1
+(define-public rust-st-map-0.1
+  (package
+    (name "rust-st-map")
+    (version "0.1.4")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (crate-uri "st-map" version))
+       (file-name (string-append name "-" version ".tar.gz"))
+       (sha256
+        (base32
+         "1l820pisfi134v3wy0na480wl7rf69kgxzvmgc560ngqb0xb3biw"))))
+    (build-system cargo-build-system)
+    (arguments
+     `(#:cargo-inputs
+       (("rust-arrayvec" ,rust-arrayvec-0.5)
+        ("rust-static-map-macro" ,rust-static-map-macro-0.2))))
+    (home-page "https://github.com/kdy1/rust-static-map")
+    (synopsis "Runtime for a stack-alocated map")
+    (description "This package provides a runtime for a stack-alocated map.")
+    (license license:expat)))
+
+(define-public rust-stable-deref-trait-1
   (package
     (name "rust-stable-deref-trait")
     (version "1.1.1")
@@ -22919,6 +25905,27 @@ deeply recursive algorithms that may accidentally blow the stack.")
      "StackVec: vector-like facade for stack-allocated arrays.")
     (license (list license:asl2.0 license:expat))))
 
+(define-public rust-standback-0.2
+  (package
+    (name "rust-standback")
+    (version "0.2.10")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (crate-uri "standback" version))
+       (file-name (string-append name "-" version ".tar.gz"))
+       (sha256
+        (base32
+         "1rnqv9dbq9c4nz7097v0f1d04fjwwsvvyy8rmz8lg1szxahix9rk"))))
+    (build-system cargo-build-system)
+    (arguments
+     `(#:cargo-development-inputs
+       (("rust-version-check" ,rust-version-check-0.9))))
+    (home-page "https://github.com/jhpratt/standback")
+    (synopsis "New standard library, old compiler")
+    (description "New standard library, old compiler.")
+    (license (list license:expat license:asl2.0))))
+
 (define-public rust-static-assertions-1
   (package
     (name "rust-static-assertions")
@@ -22953,6 +25960,31 @@ are met.")
          (base32
           "1lw33i89888yb3x29c6dv4mrkg3534n0rlg3r7qzh4p58xmv6gkz"))))))
 
+(define-public rust-static-map-macro-0.2
+  (package
+    (name "rust-static-map-macro")
+    (version "0.2.1")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (crate-uri "static-map-macro" version))
+       (file-name (string-append name "-" version ".tar.gz"))
+       (sha256
+        (base32
+         "1zcm28d46dggdpbn06xlpa274z25l228cmzxpc8qh8s8y43kwl6m"))))
+    (build-system cargo-build-system)
+    (arguments
+     `(#:cargo-inputs
+       (("rust-pmutil" ,rust-pmutil-0.5)
+        ("rust-proc-macro2" ,rust-proc-macro2-1)
+        ("rust-quote" ,rust-quote-1)
+        ("rust-syn" ,rust-syn-1))))
+    (home-page "https://github.com/kdy1/rust-static-map")
+    (synopsis "Macro to create a stack-alocated map")
+    (description "This package provides a macro to create a stack-alocated
+map.")
+    (license license:expat)))
+
 (define-public rust-stb-truetype-0.3
   (package
     (name "rust-stb-truetype")
@@ -22970,7 +26002,7 @@ are met.")
     (arguments
      `(#:tests? #f      ; tests not included in release
        #:cargo-inputs
-       (("rust-byteorder" ,rust-byteorder-1.3)
+       (("rust-byteorder" ,rust-byteorder-1)
         ("rust-libm" ,rust-libm-0.2))
        #:cargo-development-inputs
        (("rust-approx" ,rust-approx-0.3))))
@@ -23178,8 +26210,32 @@ longform text (e.g., ESC becomes @code{r\x1B}) and tries to encode ill-formed
 UTF-8.")
     (license (list license:expat license:asl2.0))))
 
+(define-public rust-stream-cipher-0.4
+  (package
+    (name "rust-stream-cipher")
+    (version "0.4.1")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (crate-uri "stream-cipher" version))
+       (file-name (string-append name "-" version ".tar.gz"))
+       (sha256
+        (base32
+         "120y04k3d2jyfnvyrlf38x6bf0yckyk30c7zf8v8qaq4fjcyvy09"))))
+    (build-system cargo-build-system)
+    (arguments
+     `(#:cargo-inputs
+       (("rust-blobby" ,rust-blobby-0.1)
+        ("rust-block-cipher" ,rust-block-cipher-0.7)
+        ("rust-generic-array" ,rust-generic-array-0.14))))
+    (home-page "https://github.com/RustCrypto/traits")
+    (synopsis "Stream cipher traits")
+    (description "This package provides stream cipher traits.")
+    (license (list license:expat license:asl2.0))))
+
 (define-public rust-stream-cipher-0.3
   (package
+    (inherit rust-stream-cipher-0.4)
     (name "rust-stream-cipher")
     (version "0.3.0")
     (source
@@ -23191,16 +26247,11 @@ UTF-8.")
        (sha256
         (base32
          "1g1nd8r6pph70rzk5yyvg7a9ji7pkap9ddiqpp4v9xa9ys0bqqc8"))))
-    (build-system cargo-build-system)
     (arguments
      `(#:skip-build? #t
        #:cargo-inputs
        (("rust-blobby" ,rust-blobby-0.1)
-        ("rust-generic-array" ,rust-generic-array-0.13))))
-    (home-page "https://github.com/RustCrypto/traits")
-    (synopsis "Stream cipher traits")
-    (description "Stream cipher traits.")
-    (license (list license:asl2.0 license:expat))))
+        ("rust-generic-array" ,rust-generic-array-0.13))))))
 
 (define-public rust-streaming-stats-0.2
   (package
@@ -23625,10 +26676,123 @@ cryptographic implementations.")
     (description "Custom derive for sval.")
     (license (list license:asl2.0 license:expat))))
 
+(define-public rust-swc-1
+  (package
+    (name "rust-swc")
+    (version "1.2.24")
+    (source
+     (origin
+       (method git-fetch)
+       (uri (git-reference
+             (url "https://github.com/swc-project/swc")
+             (commit (string-append "v" version))))
+       (file-name (git-file-name name version))
+       (sha256
+        (base32
+         "1w9al035x0gmard80vqvah8sy8szs6bnd1ynnyssiiylzg7vhyyv"))))
+    (build-system cargo-build-system)
+    (arguments
+     `(#:cargo-inputs
+       (("rust-ansi-term" ,rust-ansi-term-0.12)
+        ("rust-base64" ,rust-base64-0.12)
+        ("rust-console-error-panic-hook" ,rust-console-error-panic-hook-0.1)
+        ("rust-crc" ,rust-crc-1)
+        ("rust-darling" ,rust-darling-0.10)
+        ("rust-dashmap" ,rust-dashmap-3)
+        ("rust-either" ,rust-either-1)
+        ("rust-fxhash" ,rust-fxhash-0.2)
+        ("rust-is-macro" ,rust-is-macro-0.1)
+        ("rust-jemallocator" ,rust-jemallocator-0.3)
+        ("rust-log" ,rust-log-0.4)
+        ("rust-mimalloc" ,rust-mimalloc-0.1)
+        ("rust-napi" ,rust-napi-0.5)
+        ("rust-napi-build" ,rust-napi-build-0.2)
+        ("rust-napi-derive" ,rust-napi-derive-0.5)
+        ("rust-nom" ,rust-nom-5)
+        ("rust-once-cell" ,rust-once-cell-1)
+        ("rust-parking-lot" ,rust-parking-lot-0.7)
+        ("rust-path-clean" ,rust-path-clean-0.1)
+        ("rust-petgraph" ,rust-petgraph-0.5)
+        ("rust-proc-macro2" ,rust-proc-macro2-1)
+        ("rust-radix-fmt" ,rust-radix-fmt-1)
+        ("rust-regex" ,rust-regex-1)
+        ("rust-relative-path" ,rust-relative-path-1)
+        ("rust-retain-mut" ,rust-retain-mut-0.1)
+        ("rust-scoped-tls" ,rust-scoped-tls-1.0)
+        ("rust-st-map" ,rust-st-map-0.1)
+        ("rust-string-cache" ,rust-string-cache-0.8)
+        ("rust-walkdir" ,rust-walkdir-2)
+        ("rust-wasm-bindgen-futures" ,rust-wasm-bindgen-futures-0.4))
+       #:cargo-development-inputs
+       (("rust-anyhow" ,rust-anyhow-1.0)
+        ("rust-env-logger" ,rust-env-logger-0.7)
+        ("rust-num-bigint" ,rust-num-bigint-0.2)
+        ("rust-pretty-assertions" ,rust-pretty-assertions-0.6)
+        ("rust-pretty-env-logger" ,rust-pretty-env-logger-0.3)
+        ("rust-serde" ,rust-serde-1)
+        ("rust-serde-json" ,rust-serde-json-1)
+        ("rust-sourcemap" ,rust-sourcemap-6)
+        ("rust-string-cache-codegen" ,rust-string-cache-codegen-0.5)
+        ("rust-tempfile" ,rust-tempfile-3))
+       #:tests? #f ;; tests env_query_chrome_71 and project_env fail
+       #:phases
+       (modify-phases %standard-phases
+         (add-after 'unpack 'enable-unstable-features
+           (lambda _
+             (setenv "RUSTC_BOOTSTRAP" "1")
+             (substitute* "ecmascript/jsdoc/src/lib.rs"
+               (("pub use self" all)
+                (string-append "#![feature(non_exhaustive)]\n" all)))
+             (substitute* "ecmascript/parser/src/lib.rs"
+               (("//! es2019" all)
+                (string-append "#![feature(non_exhaustive)]
+#![feature(mem_take)]
+#![feature(proc_macro_hygiene)]
+" all)))
+             (substitute* "ecmascript/transforms/src/lib.rs"
+               (("#!\\[cfg_attr" all)
+                (string-append "#![feature(mem_take)]\n" all)))
+             #t))
+         (add-after 'enable-unstable-features 'patch-build-failures
+           (lambda _
+             (chmod ".cargo/config" 420)
+             (substitute* "ecmascript/transforms/macros/src/lib.rs"
+               (("use proc_macro::")
+                "extern crate proc_macro;\nuse proc_macro::"))
+             (substitute* "common/src/errors/emitter.rs"
+               (("        #\\[cfg\\(feature = \"tty-emitter\"\\)\\]\n") ""))
+             #t)))))
+    (home-page "https://swc.rs/")
+    (synopsis "Typescript/javascript compiler")
+    (description "@code{rust-swc} is a typescript/javascript compiler.  It
+consumes a javascript or typescript file which uses recently added features
+like async-await and emits javascript code which can be executed on old
+browsers.")
+    (license (list license:expat
+                   license:asl2.0))))
+
+(define-public rust-syn-test-suite-0
+  (package
+    (name "rust-syn-test-suite")
+    (version "0.0.0+test")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (crate-uri "syn-test-suite" version))
+       (file-name (string-append name "-" version ".tar.gz"))
+       (sha256
+        (base32
+         "1d9ffrbgci1qjdcpvgrsg3sh24qdsdh66zcsvn5prrk05ycn3mm0"))))
+    (build-system cargo-build-system)
+    (home-page "https://github.com/dtolnay/syn")
+    (synopsis "Test suite of the syn crate")
+    (description "This package provides the test suite of the syn crate.")
+    (license (list license:expat license:asl2.0))))
+
 (define-public rust-syn-1
   (package
     (name "rust-syn")
-    (version "1.0.17")
+    (version "1.0.40")
     (source
       (origin
         (method url-fetch)
@@ -23636,7 +26800,7 @@ cryptographic implementations.")
         (file-name (string-append name "-" version ".crate"))
         (sha256
          (base32
-          "00xvf772ys4fj9fr8kplmsqb9if215dsipi3nv54aw9q7xkfpw0d"))))
+          "0l437lsnv289y64pgl2mfvr1vgrb2hix5bb5a4rbjncvqly7sgwn"))))
     (build-system cargo-build-system)
     (arguments
      `(#:skip-build? #t
@@ -23646,12 +26810,13 @@ cryptographic implementations.")
         ("rust-quote" ,rust-quote-1))
        #:cargo-development-inputs
        (("rust-anyhow" ,rust-anyhow-1.0)
-        ("rust-flate2" ,rust-flate2-1.0)
-        ;("rust-insta" ,rust-insta-0.12)
+        ("rust-flate2" ,rust-flate2-1)
+        ("rust-insta" ,rust-insta-0.16)
         ("rust-rayon" ,rust-rayon-1)
         ("rust-ref-cast" ,rust-ref-cast-1.0)
         ("rust-regex" ,rust-regex-1)
-        ;("rust-reqwest" ,rust-reqwest-0.10)
+        ("rust-reqwest" ,rust-reqwest-0.10)
+        ("rust-syn-test-suite" ,rust-syn-test-suite-0)
         ("rust-tar" ,rust-tar-0.4)
         ("rust-termcolor" ,rust-termcolor-1)
         ("rust-walkdir" ,rust-walkdir-2))))
@@ -23689,6 +26854,53 @@ cryptographic implementations.")
         ("rust-walkdir" ,rust-walkdir-2))))
     (properties '())))
 
+(define-public rust-syn-0.14
+  (package
+    (inherit rust-syn-0.15)
+    (name "rust-syn")
+    (version "0.14.9")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (crate-uri "syn" version))
+       (file-name
+        (string-append name "-" version ".tar.gz"))
+       (sha256
+        (base32
+         "0hgpgi8lcvkfd5jnma5fxq41ycb9kna635b4c2wl4z1rmbnfj6i6"))))
+    (arguments
+     `(#:cargo-inputs
+       (("rust-proc-macro2" ,rust-proc-macro2-0.4)
+        ("rust-quote" ,rust-quote-0.6)
+        ("rust-unicode-xid" ,rust-unicode-xid-0.1))
+       #:cargo-development-inputs
+       (("rust-rayon" ,rust-rayon-1)
+        ("rust-walkdir" ,rust-walkdir-2))))))
+
+(define-public rust-syn-0.13
+  (package
+    (inherit rust-syn-0.14)
+    (name "rust-syn")
+    (version "0.13.11")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (crate-uri "syn" version))
+       (file-name
+        (string-append name "-" version ".tar.gz"))
+       (sha256
+        (base32
+         "16qvx8qyb5v4vjbg9rk8848bw6x4i6vzs8v7f4n1v9pkj9ibzy8l"))))
+    (arguments
+     `(#:tests? #f
+       #:cargo-inputs
+       (("rust-proc-macro2" ,rust-proc-macro2-0.3)
+        ("rust-quote" ,rust-quote-0.5)
+        ("rust-unicode-xid" ,rust-unicode-xid-0.1))
+       #:cargo-development-inputs
+       (("rust-rayon" ,rust-rayon-1)
+        ("rust-walkdir" ,rust-walkdir-2))))))
+
 (define-public rust-syn-0.11
   (package
     (inherit rust-syn-0.15)
@@ -23877,11 +27089,11 @@ cryptographic implementations.")
         ("rust-regex-syntax" ,rust-regex-syntax-0.6)
         ("rust-serde" ,rust-serde-1)
         ("rust-serde-derive" ,rust-serde-derive-1)
-        ("rust-flate2" ,rust-flate2-1.0)
+        ("rust-flate2" ,rust-flate2-1)
         ("rust-serde-json" ,rust-serde-json-1)
         ("rust-fnv" ,rust-fnv-1)
         ("rust-bitflags" ,rust-bitflags-1)
-        ("rust-lazycell" ,rust-lazycell-1.2)
+        ("rust-lazycell" ,rust-lazycell-1)
         ("rust-bincode" ,rust-bincode-1)
         ("rust-lazy-static" ,rust-lazy-static-1)
         ("rust-walkdir" ,rust-walkdir-2)
@@ -24014,7 +27226,7 @@ syntax extension expansion.")
      `(#:skip-build? #t
        #:cargo-inputs
        (("rust-bitflags" ,rust-bitflags-1)
-        ("rust-byteorder" ,rust-byteorder-1.3)
+        ("rust-byteorder" ,rust-byteorder-1)
         ("rust-failure" ,rust-failure-0.1)
         ("rust-libc" ,rust-libc-0.2)
         ("rust-walkdir" ,rust-walkdir-2))))
@@ -24041,7 +27253,7 @@ syntax extension expansion.")
     (arguments
      `(#:skip-build? #t ; Unsupported on Linux.
        #:cargo-inputs
-       (("rust-byteorder" ,rust-byteorder-1.3)
+       (("rust-byteorder" ,rust-byteorder-1)
         ("rust-errno" ,rust-errno-0.2)
         ("rust-libc" ,rust-libc-0.2))))))
 
@@ -24097,6 +27309,24 @@ syntax extension expansion.")
     (description "Send log messages to syslog.")
     (license license:expat)))
 
+(define-public rust-take-mut-0.2
+  (package
+    (name "rust-take-mut")
+    (version "0.2.2")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (crate-uri "take_mut" version))
+       (file-name (string-append name "-" version ".tar.gz"))
+       (sha256
+        (base32
+         "0q2d7w6nd5bl7bay5csq065sjg8fw0jcx6hl1983cpzf25fh0r7p"))))
+    (build-system cargo-build-system)
+    (home-page "https://github.com/Sgeo/take_mut")
+    (synopsis "Take a T from a &mut T temporarily")
+    (description "This package lets you temporarily take a T from a &mut T.")
+    (license license:expat)))
+
 (define-public rust-takeable-option-0.4
   (package
     (name "rust-takeable-option")
@@ -24254,6 +27484,28 @@ directories.")
     (license (list license:asl2.0
                    license:expat))))
 
+(define-public rust-tempfile-2
+  (package
+    (inherit rust-tempfile-3)
+    (name "rust-tempfile")
+    (version "2.2.0")
+    (source
+      (origin
+        (method url-fetch)
+        (uri (crate-uri "tempfile" version))
+        (file-name (string-append name "-" version ".tar.gz"))
+        (sha256
+         (base32
+          "1q61byf232rra0vqxp4qp10wwwqsqqd45qjj80ql5f34vgljzkhi"))))
+    (build-system cargo-build-system)
+    (arguments
+     `(#:cargo-inputs
+       (("rust-kernel32-sys" ,rust-kernel32-sys-0.2)
+        ("rust-libc" ,rust-libc-0.2)
+        ("rust-rand" ,rust-rand-0.3)
+        ("rust-redox-syscall" ,rust-redox-syscall-0.1)
+        ("rust-winapi" ,rust-winapi-0.2))))))
+
 (define-public rust-tendril-0.4
   (package
     (name "rust-tendril")
@@ -24324,7 +27576,7 @@ directories.")
          "0hkgjrfisj6zjwz525639pmsvzhlc48a0h65nw87qrdp6jihdlgd"))))
     (arguments
      `(#:cargo-inputs
-       (("rust-byteorder" ,rust-byteorder-1.3)
+       (("rust-byteorder" ,rust-byteorder-1)
         ("rust-dirs" ,rust-dirs-1.0)
         ("rust-winapi" ,rust-winapi-0.3))))))
 
@@ -24560,6 +27812,20 @@ bindings are a small wrapper around the raw C functions, which converts integer
 return values to @code{std::io::Result} to indicate success or failure.")
     (license license:expat)))
 
+(define-public rust-termios-0.2
+  (package
+    (inherit rust-termios-0.3)
+    (name "rust-termios")
+    (version "0.2.2")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (crate-uri "termios" version))
+       (file-name (string-append name "-" version ".tar.gz"))
+       (sha256
+        (base32
+         "0fk8nl0rmk43jrh6hjz6c6d83ri7l6fikag6lh0ffz3di9cwznfm"))))))
+
 (define-public rust-test-assembler-0.1
   (package
     (name "rust-test-assembler")
@@ -24577,7 +27843,7 @@ return values to @code{std::io::Result} to indicate success or failure.")
     (arguments
      `(#:skip-build? #t
        #:cargo-inputs
-       (("rust-byteorder" ,rust-byteorder-1.3))))
+       (("rust-byteorder" ,rust-byteorder-1))))
     (home-page "https://github.com/luser/rust-test-assembler")
     (synopsis "Build complex binary streams")
     (description
@@ -24668,7 +27934,7 @@ handle Unicode characters correctly.")
      "An owned slice that packs the slice storage into a single word when possible.")
     (license license:mpl2.0)))
 
-(define-public rust-thiserror-1.0
+(define-public rust-thiserror-1
   (package
     (name "rust-thiserror")
     (version "1.0.9")
@@ -24689,8 +27955,8 @@ handle Unicode characters correctly.")
        #:cargo-development-inputs
        (("rust-anyhow" ,rust-anyhow-1.0)
         ("rust-ref-cast" ,rust-ref-cast-1.0)
-        ("rust-rustversion" ,rust-rustversion-1.0)
-        ("rust-trybuild" ,rust-trybuild-1.0))))
+        ("rust-rustversion" ,rust-rustversion-1)
+        ("rust-trybuild" ,rust-trybuild-1))))
     (home-page "https://github.com/dtolnay/thiserror")
     (synopsis "derive(Error)")
     (description "This package provides @code{derive(Error)} in Rust.")
@@ -24722,7 +27988,7 @@ handle Unicode characters correctly.")
 @code{thiserror} crate.")
     (license (list license:expat license:asl2.0))))
 
-(define-public rust-thread-id-3.3
+(define-public rust-thread-id-3
   (package
     (name "rust-thread-id")
     (version "3.3.0")
@@ -24750,7 +28016,7 @@ different for every thread.")
 
 (define-public rust-thread-id-2.0
   (package
-    (inherit rust-thread-id-3.3)
+    (inherit rust-thread-id-3)
     (name "rust-thread-id")
     (version "2.0.0")
     (source
@@ -24848,10 +28114,42 @@ fixed set of worker threads.")
     (license (list license:asl2.0
                    license:expat))))
 
+(define-public rust-time-0.2
+  (package
+    (name "rust-time")
+    (version "0.2.19")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (crate-uri "time" version))
+       (file-name (string-append name "-" version ".tar.gz"))
+       (sha256
+        (base32
+         "18bhl0nmfyd8drksskw830ybw9pr47pisfn4245wabqijgys3hc0"))))
+    (build-system cargo-build-system)
+    (arguments
+     `(#:cargo-inputs
+       (("rust-const-fn" ,rust-const-fn-0.4)
+        ("rust-libc" ,rust-libc-0.2)
+        ("rust-rand" ,rust-rand-0.7)
+        ("rust-serde" ,rust-serde-1)
+        ("rust-standback" ,rust-standback-0.2)
+        ("rust-stdweb" ,rust-stdweb-0.4)
+        ("rust-time-macros" ,rust-time-macros-0.1)
+        ("rust-winapi" ,rust-winapi-0.3))
+       #:cargo-development-inputs
+       (("rust-version-check" ,rust-version-check-0.9))))
+    (home-page "https://github.com/time-rs/time")
+    (synopsis "Date and time library")
+    (description "This package provides a date and time library.  It is fully
+interoperable with the standard library, and is mostly compatible with
+@code{#![no_std]}.")
+    (license (list license:expat license:asl2.0))))
+
 (define-public rust-time-0.1
   (package
     (name "rust-time")
-    (version "0.1.42")
+    (version "0.1.43")
     (source
       (origin
         (method url-fetch)
@@ -24859,7 +28157,7 @@ fixed set of worker threads.")
         (file-name (string-append name "-" version ".crate"))
         (sha256
          (base32
-          "0vsbvsz0ryxb35dy9j4anxvy8zlaplmjmi0a4z4l64bc135cz3fv"))))
+          "0f14wrgxj7ya2v4msg5mni7046bsm2angm7cn3pd3yv04gpm12na"))))
     (build-system cargo-build-system)
     (arguments
      `(#:skip-build? #t
@@ -24879,10 +28177,81 @@ in Rust.")
     (license (list license:asl2.0
                    license:expat))))
 
-(define-public rust-tinytemplate-1.0
+(define-public rust-time-macros-0.1
+  (package
+    (name "rust-time-macros")
+    (version "0.1.0")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (crate-uri "time-macros" version))
+       (file-name (string-append name "-" version ".tar.gz"))
+       (sha256
+        (base32
+         "0bdbxjgbxb81xgy08h5dh4qvwy95sy9x8g1y31g11g4my3lvdscs"))))
+    (build-system cargo-build-system)
+    (arguments
+     `(#:cargo-inputs
+       (("rust-proc-macro-hack" ,rust-proc-macro-hack-0.5)
+        ("rust-time-macros-impl" ,rust-time-macros-impl-0.1))))
+    (home-page "https://github.com/time-rs/time")
+    (synopsis "Procedural macros for the time crate")
+    (description "This package provides procedural macros for the time
+crate.")
+    (license (list license:expat license:asl2.0))))
+
+(define-public rust-time-macros-impl-0.1
+  (package
+    (name "rust-time-macros-impl")
+    (version "0.1.1")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (crate-uri "time-macros-impl" version))
+       (file-name (string-append name "-" version ".tar.gz"))
+       (sha256
+        (base32
+         "1ymqhvnvry3giiw45xvarlgagl8hnd6cz4alkz32fq5dvwgbxhz5"))))
+    (build-system cargo-build-system)
+    (arguments
+     `(#:cargo-inputs
+       (("rust-proc-macro-hack" ,rust-proc-macro-hack-0.5)
+        ("rust-proc-macro2" ,rust-proc-macro2-1)
+        ("rust-quote" ,rust-quote-1)
+        ("rust-standback" ,rust-standback-0.2)
+        ("rust-syn" ,rust-syn-1))))
+    (home-page "https://github.com/time-rs/time")
+    (synopsis "Procedural macros for the time crate")
+    (description "This package provides procedural macros for the time
+crate.")
+    (license (list license:expat license:asl2.0))))
+
+(define-public rust-timebomb-0.1
+  (package
+    (name "rust-timebomb")
+    (version "0.1.2")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (crate-uri "timebomb" version))
+       (file-name (string-append name "-" version ".tar.gz"))
+       (sha256
+        (base32
+         "0fl8bxi9bf5bv44i1afii63695cx4jlki869v0kp01ipnvs8c23z"))))
+    (build-system cargo-build-system)
+    (arguments
+     `(#:cargo-inputs
+       (("rust-pulse" ,rust-pulse-0.5)
+        ("rust-time" ,rust-time-0.2))))
+    (home-page "https://github.com/csherratt/timebomb")
+    (synopsis "Timeout mechanism for unit tests")
+    (description "This package provides a timeout mechanism for unit tests.")
+    (license license:asl2.0)))
+
+(define-public rust-tinytemplate-1
   (package
     (name "rust-tinytemplate")
-    (version "1.0.3")
+    (version "1.1.0")
     (source
      (origin
        (method url-fetch)
@@ -24891,7 +28260,7 @@ in Rust.")
         (string-append name "-" version ".tar.gz"))
        (sha256
         (base32
-         "06ipxjwl1w6synvql8b50qxbqv0w04agvmmfqcdynr9ygmkcd8sp"))))
+         "0by1k1hdz6jgv4ykd0izirwsm6p3qb6s9g1jb4ffqg500ihcfgbd"))))
     (build-system cargo-build-system)
     (arguments
      `(#:skip-build? #t
@@ -25011,10 +28380,10 @@ backed applications.")
         ("rust-tokio-uds" ,rust-tokio-uds-0.2))
        #:cargo-development-inputs
        (("rust-env-logger" ,rust-env-logger-0.5)
-        ("rust-flate2" ,rust-flate2-1.0)
+        ("rust-flate2" ,rust-flate2-1)
         ("rust-futures-cpupool" ,rust-futures-cpupool-0.1)
         ("rust-http" ,rust-http-0.1)
-        ("rust-httparse" ,rust-httparse-1.3)
+        ("rust-httparse" ,rust-httparse-1)
         ("rust-libc" ,rust-libc-0.2)
         ("rust-num-cpus" ,rust-num-cpus-1)
         ("rust-serde" ,rust-serde-1)
@@ -25043,7 +28412,7 @@ backed applications.")
     (arguments
      `(#:cargo-inputs
        (("rust-bytes" ,rust-bytes-0.4)
-        ("rust-either" ,rust-either-1.5)
+        ("rust-either" ,rust-either-1)
         ("rust-futures" ,rust-futures-0.1))
        #:cargo-development-inputs
        (("rust-tokio-mock-task" ,rust-tokio-mock-task-0.1))))
@@ -25109,10 +28478,10 @@ backed applications.")
         ("rust-tokio-timer" ,rust-tokio-timer-0.2))
        #:cargo-development-inputs
        (("rust-env-logger" ,rust-env-logger-0.4)
-        ("rust-flate2" ,rust-flate2-1.0)
+        ("rust-flate2" ,rust-flate2-1)
         ("rust-futures-cpupool" ,rust-futures-cpupool-0.1)
         ("rust-http" ,rust-http-0.1)
-        ("rust-httparse" ,rust-httparse-1.3)
+        ("rust-httparse" ,rust-httparse-1)
         ("rust-libc" ,rust-libc-0.2)
         ("rust-num-cpus" ,rust-num-cpus-1)
         ("rust-serde" ,rust-serde-1)
@@ -25154,6 +28523,37 @@ Foundation for the rest of the tokio crates.")
 the current thread.")
     (license license:expat)))
 
+(define-public rust-tokio-executor-0.2
+  (package
+    (name "rust-tokio-executor")
+    (version "0.2.0-alpha.6")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (crate-uri "tokio-executor" version))
+       (file-name (string-append name "-" version ".tar.gz"))
+       (sha256
+        (base32
+         "1j67p4g9y20bvlbphjmpfzc0yy8clhmz6wza6hw94iciyvncxscy"))))
+    (build-system cargo-build-system)
+    (arguments
+     `(#:cargo-inputs
+       (("rust-crossbeam-channel" ,rust-crossbeam-channel-0.3)
+        ("rust-crossbeam-deque" ,rust-crossbeam-deque-0.7)
+        ("rust-crossbeam-queue" ,rust-crossbeam-queue-0.1)
+        ("rust-crossbeam-utils" ,rust-crossbeam-utils-0.6)
+        ("rust-futures-core-preview" ,rust-futures-core-preview-0.3)
+        ("rust-futures-util-preview" ,rust-futures-util-preview-0.3)
+        ("rust-lazy-static" ,rust-lazy-static-1)
+        ("rust-num-cpus" ,rust-num-cpus-1)
+        ("rust-slab" ,rust-slab-0.4)
+        ("rust-tokio-sync" ,rust-tokio-sync-0.2)
+        ("rust-tracing" ,rust-tracing-0.1))))
+    (home-page "https://github.com/tokio-rs/tokio")
+    (synopsis "Future execution primitives")
+    (description "This package provides future execution primitives.")
+    (license license:expat)))
+
 ;; Cyclic dependency with rust-tokio.
 (define-public rust-tokio-executor-0.1
   (package
@@ -25367,6 +28767,32 @@ applications backed by buffers.")
 Tokio.")
     (license (list license:expat license:asl2.0))))
 
+(define-public rust-tokio-openssl-0.4
+  (package
+    (name "rust-tokio-openssl")
+    (version "0.4.0")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (crate-uri "tokio-openssl" version))
+       (file-name (string-append name "-" version ".tar.gz"))
+       (sha256
+        (base32
+         "15751d47984ncvllagz35ldl10ifr8555wixvsg6k3i0yk2hhjrw"))))
+    (build-system cargo-build-system)
+    (arguments
+     `(#:cargo-inputs
+       (("rust-openssl" ,rust-openssl-0.10)
+        ("rust-tokio" ,rust-tokio-0.2))
+       #:cargo-development-inputs
+       (("rust-futures" ,rust-futures-0.3)
+        ("rust-tokio" ,rust-tokio-0.2))))
+    (home-page "https://github.com/alexcrichton/tokio-openssl")
+    (synopsis "SSL streams for Tokio backed by OpenSSL")
+    (description "This package is an implementation of SSL streams for Tokio
+backed by OpenSSL.")
+    (license (list license:expat license:asl2.0))))
+
 (define-public rust-tokio-process-0.2
   (package
     (name "rust-tokio-process")
@@ -25445,8 +28871,71 @@ futures.")
      "Event loop that drives Tokio I/O resources.")
     (license license:expat)))
 
+(define-public rust-tokio-rustls-0.14
+  (package
+    (name "rust-tokio-rustls")
+    (version "0.14.1")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (crate-uri "tokio-rustls" version))
+       (file-name (string-append name "-" version ".tar.gz"))
+       (sha256
+        (base32
+         "16l8kx3j7i3jxq36qs3hnmys6cd2zqcixc1n0kf3kymwanr32a71"))))
+    (build-system cargo-build-system)
+    (arguments
+     `(;; These tests require network access.
+       #:cargo-test-flags '("--release" "--" "--skip=tls12" "--skip=modern")
+       #:cargo-inputs
+       (("rust-bytes" ,rust-bytes-0.5)
+        ("rust-futures-core" ,rust-futures-core-0.3)
+        ("rust-rustls" ,rust-rustls-0.18)
+        ("rust-tokio" ,rust-tokio-0.2)
+        ("rust-webpki" ,rust-webpki-0.21))
+       #:cargo-development-inputs
+       (("rust-futures-util" ,rust-futures-util-0.3)
+        ("rust-lazy-static" ,rust-lazy-static-1)
+        ("rust-tokio" ,rust-tokio-0.2)
+        ("rust-webpki-roots" ,rust-webpki-roots-0.20))))
+    (home-page "https://github.com/tokio-rs/tls")
+    (synopsis "Asynchronous TLS/SSL streams for Tokio")
+    (description "This package provides asynchronous TLS/SSL streams for Tokio
+using Rustls.")
+    (license (list license:expat license:asl2.0))))
+
+(define-public rust-tokio-rustls-0.13
+  (package
+    (inherit rust-tokio-rustls-0.14)
+    (name "rust-tokio-rustls")
+    (version "0.13.1")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (crate-uri "tokio-rustls" version))
+       (file-name (string-append name "-" version ".tar.gz"))
+       (sha256
+        (base32
+         "1d2iy01v5psvm0ygcflzjna7zwgwk36w36bfr6mqf1vpsah65jqm"))))
+    (arguments
+     `(;; These tests require network access.
+       #:cargo-test-flags '("--release" "--" "--skip=tls12" "--skip=modern")
+       #:cargo-inputs
+       (("rust-bytes" ,rust-bytes-0.5)
+        ("rust-futures-core" ,rust-futures-core-0.3)
+        ("rust-rustls" ,rust-rustls-0.17)
+        ("rust-tokio" ,rust-tokio-0.2)
+        ("rust-webpki" ,rust-webpki-0.21))
+       #:cargo-development-inputs
+       (("rust-futures-util" ,rust-futures-util-0.3)
+        ("rust-lazy-static" ,rust-lazy-static-1)
+        ("rust-tokio" ,rust-tokio-0.2)
+        ("rust-webpki-roots" ,rust-webpki-roots-0.19))))
+    (license (list license:expat license:asl2.0))))
+
 (define-public rust-tokio-rustls-0.12
   (package
+    (inherit rust-tokio-rustls-0.13)
     (name "rust-tokio-rustls")
     (version "0.12.2")
     (source
@@ -25456,7 +28945,6 @@ futures.")
        (file-name (string-append name "-" version ".tar.gz"))
        (sha256
         (base32 "1k6rpw4nmgsamh8vbf8xqrf4rr5sqs18i93561bydflajz0gw6hl"))))
-    (build-system cargo-build-system)
     (arguments
      `(;; These tests require network access.
        #:cargo-test-flags '("--release" "--" "--skip=tls12" "--skip=modern")
@@ -25471,10 +28959,6 @@ futures.")
         ("rust-lazy-static" ,rust-lazy-static-1)
         ("rust-tokio" ,rust-tokio-0.2)
         ("rust-webpki-roots" ,rust-webpki-roots-0.18))))
-    (home-page "https://github.com/quininer/tokio-rustls")
-    (synopsis "Asynchronous TLS/SSL streams for Tokio using Rustls")
-    (description "This package provides asynchronous TLS/SSL streams for Tokio
-using Rustls.")
     (license (list license:expat license:asl2.0))))
 
 (define-public rust-tokio-signal-0.2
@@ -25513,8 +28997,63 @@ using Rustls.")
 futures.")
     (license license:expat)))
 
+(define-public rust-tokio-socks-0.2
+  (package
+    (name "rust-tokio-socks")
+    (version "0.2.2")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (crate-uri "tokio-socks" version))
+       (file-name (string-append name "-" version ".tar.gz"))
+       (sha256
+        (base32
+         "1bwdjafbbs0907w42dl899inykflz4gbm026wh097q151s57i5qr"))))
+    (build-system cargo-build-system)
+    (arguments
+     `(#:cargo-inputs
+       (("rust-bytes" ,rust-bytes-0.4)
+        ("rust-either" ,rust-either-1)
+        ("rust-futures" ,rust-futures-0.3)
+        ("rust-thiserror" ,rust-thiserror-1)
+        ("rust-tokio" ,rust-tokio-0.2))
+       #:cargo-development-inputs
+       (("rust-hyper" ,rust-hyper-0.13)
+        ("rust-once-cell" ,rust-once-cell-1)
+        ("rust-tokio" ,rust-tokio-0.2))))
+    (home-page "https://github.com/sticnarf/tokio-socks")
+    (synopsis "Asynchronous SOCKS proxy support for Rust")
+    (description "This package provides asynchronous SOCKS proxy support for
+Rust.")
+    (license license:expat)))
+
+(define-public rust-tokio-sync-0.2
+  (package
+    (name "rust-tokio-sync")
+    (version "0.2.0-alpha.6")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (crate-uri "tokio-sync" version))
+       (file-name (string-append name "-" version ".tar.gz"))
+       (sha256
+        (base32
+         "1lirf9s9pibgv8cypqzlddy8q9bxfp4z29qfx83p83slhnvaw6jg"))))
+    (build-system cargo-build-system)
+    (arguments
+     `(#:cargo-inputs
+       (("rust-fnv" ,rust-fnv-1)
+        ("rust-futures-core-preview" ,rust-futures-core-preview-0.3)
+        ("rust-futures-sink-preview" ,rust-futures-sink-preview-0.3)
+        ("rust-futures-util-preview" ,rust-futures-util-preview-0.3))))
+    (home-page "https://tokio.rs")
+    (synopsis "Synchronization utilities")
+    (description "This package provides synchronization utilities.")
+    (license license:expat)))
+
 (define-public rust-tokio-sync-0.1
   (package
+    (inherit rust-tokio-sync-0.2)
     (name "rust-tokio-sync")
     (version "0.1.6")
     (source
@@ -25526,7 +29065,6 @@ futures.")
        (sha256
         (base32
          "1ryalh7dcmnz46xj1va8aaw3if6vd4mj87r67dqvrqhpyf7j8qi1"))))
-    (build-system cargo-build-system)
     (arguments
      `(#:skip-build? #t
        #:cargo-inputs
@@ -25536,11 +29074,7 @@ futures.")
        (("rust-env-logger" ,rust-env-logger-0.6)
         ("rust-loom" ,rust-loom-0.1)
         ("rust-tokio" ,rust-tokio-0.1)
-        ("rust-tokio-mock-task" ,rust-tokio-mock-task-0.1))))
-    (home-page "https://tokio.rs")
-    (synopsis "Synchronization utilities")
-    (description "Synchronization utilities.")
-    (license license:expat)))
+        ("rust-tokio-mock-task" ,rust-tokio-mock-task-0.1))))))
 
 (define-public rust-tokio-test-0.2
   (package
@@ -25666,6 +29200,39 @@ pool.")
     (description "Timer facilities for Tokio.")
     (license license:expat)))
 
+(define-public rust-tokio-tls-0.3
+  (package
+    (name "rust-tokio-tls")
+    (version "0.3.1")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (crate-uri "tokio-tls" version))
+       (file-name (string-append name "-" version ".tar.gz"))
+       (sha256
+        (base32
+         "0hv375949532p32d0w6bm2f6d3r0d00mcdzqjjqlzcmkszyg8w4s"))))
+    (build-system cargo-build-system)
+    (arguments
+     `(#:cargo-inputs
+       (("rust-native-tls" ,rust-native-tls-0.2)
+        ("rust-tokio" ,rust-tokio-0.2))
+       #:cargo-development-inputs
+       (("rust-cfg-if" ,rust-cfg-if-0.1)
+        ("rust-env-logger" ,rust-env-logger-0.6)
+        ("rust-futures" ,rust-futures-0.3)
+        ("rust-openssl" ,rust-openssl-0.10)
+        ("rust-schannel" ,rust-schannel-0.1)
+        ("rust-security-framework" ,rust-security-framework-0.2)
+        ("rust-tokio" ,rust-tokio-0.2)
+        ("rust-tokio-util" ,rust-tokio-util-0.3)
+        ("rust-winapi" ,rust-winapi-0.3))))
+    (home-page "https://tokio.rs")
+    (synopsis "TLS/SSL streams for Tokio")
+    (description "An implementation of TLS/SSL streams for Tokio giving an
+implementation of TLS for nonblocking I/O streams.")
+    (license license:expat)))
+
 (define-public rust-tokio-trace-core-0.2
   (package
     (name "rust-tokio-trace-core")
@@ -25755,10 +29322,43 @@ pool.")
     (description "Unix Domain sockets for Tokio.")
     (license license:expat)))
 
+(define-public rust-tokio-util-0.3
+  (package
+    (name "rust-tokio-util")
+    (version "0.3.1")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (crate-uri "tokio-util" version))
+       (file-name (string-append name "-" version ".tar.gz"))
+       (sha256
+        (base32
+         "16b48dl6sbc9x944jgjvsd65ab1w2c2qcziddbrbwv1b3y4l50my"))))
+    (build-system cargo-build-system)
+    (arguments
+     `(#:tests? #f
+       #:cargo-inputs
+       (("rust-bytes" ,rust-bytes-0.5)
+        ("rust-futures-core" ,rust-futures-core-0.3)
+        ("rust-futures-io" ,rust-futures-io-0.3)
+        ("rust-futures-sink" ,rust-futures-sink-0.3)
+        ("rust-log" ,rust-log-0.4)
+        ("rust-pin-project-lite" ,rust-pin-project-lite-0.1)
+        ("rust-tokio" ,rust-tokio-0.2))
+       #:cargo-development-inputs
+       (("rust-futures" ,rust-futures-0.3)
+        ("rust-tokio" ,rust-tokio-0.2)
+        ("rust-tokio-test" ,rust-tokio-test-0.2))))
+    (home-page "https://tokio.rs")
+    (synopsis "Additional utilities for working with Tokio")
+    (description "This package provides additional utilities for working with
+Tokio.")
+    (license license:expat)))
+
 (define-public rust-toml-0.5
   (package
     (name "rust-toml")
-    (version "0.5.6")
+    (version "0.5.7")
     (source
       (origin
         (method url-fetch)
@@ -25766,11 +29366,10 @@ pool.")
         (file-name (string-append name "-" version ".crate"))
         (sha256
          (base32
-          "06n7j8z63hj6g0kj2x6sqwxnm4q3s0q5d873bdk41vqy1cb2vjgz"))))
+          "0iannv6pb226h0q9vlqg7hdn36fs146yrahw016n107g1fxlbkvm"))))
     (build-system cargo-build-system)
     (arguments
-     `(#:skip-build? #t
-       #:cargo-inputs
+     `(#:cargo-inputs
         (("rust-indexmap" ,rust-indexmap-1)
          ("rust-serde" ,rust-serde-1))
         #:cargo-development-inputs
@@ -25832,13 +29431,175 @@ serializing Rust structures.")
      "This package provides a native Rust encoder and decoder of TOML-formatted
 files and streams.  Provides implementations of the standard
 Serialize/Deserialize traits for TOML data to facilitate deserializing and
-serializing Rust str")
-    (license (list license:expat license:asl2.0))))
+serializing Rust structures.")
+    (license (list license:asl2.0
+                   license:expat))))
+
+(define-public rust-tower-layer-0.3
+  (package
+    (name "rust-tower-layer")
+    (version "0.3.0")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (crate-uri "tower-layer" version))
+       (file-name (string-append name "-" version ".tar.gz"))
+       (sha256
+        (base32
+         "1p6i9rn5d98wsx6hi4hbxh2xqh2clwz0blcm6jrqiciq4rpnapd3"))))
+    (build-system cargo-build-system)
+    (arguments
+     `(#:cargo-development-inputs
+       (("rust-tower-service" ,rust-tower-service-0.3))))
+    (home-page "https://github.com/tower-rs/tower")
+    (synopsis "Easy composition between @code{Service}s")
+    (description "This package decorates a @code{Service} to allow easy
+composition between @code{Service}s.")
+    (license license:expat)))
+
+(define-public rust-tower-service-0.3
+  (package
+    (name "rust-tower-service")
+    (version "0.3.0")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (crate-uri "tower-service" version))
+       (file-name (string-append name "-" version ".tar.gz"))
+       (sha256
+        (base32
+         "0q4q53w82w1wd71x7vbspg2l3jicb6al2w1qdwxmnjrz8jzvd1z9"))))
+    (build-system cargo-build-system)
+    (arguments
+     `(#:cargo-development-inputs
+       (("rust-http" ,rust-http-0.1))))
+    (home-page "https://github.com/tower-rs/tower")
+    (synopsis "Asynchronous, request / response based, client or server.")
+    (description "This package provides a trait representing an asynchronous,
+request/response based, client or server.")
+    (license license:expat)))
+
+(define-public rust-tower-test-0.3
+  (package
+    (name "rust-tower-test")
+    (version "0.3.0")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (crate-uri "tower-test" version))
+       (file-name (string-append name "-" version ".tar.gz"))
+       (sha256
+        (base32
+         "1j2k07g3z8ascq7r30bmw3b75v8lhd63mhfl60y59a74q71bp94v"))))
+    (build-system cargo-build-system)
+    (arguments
+     `(#:cargo-inputs
+       (("rust-futures-util" ,rust-futures-util-0.3)
+        ("rust-pin-project" ,rust-pin-project-0.4)
+        ("rust-tokio" ,rust-tokio-0.2)
+        ("rust-tokio-test" ,rust-tokio-test-0.2)
+        ("rust-tower-layer" ,rust-tower-layer-0.3)
+        ("rust-tower-service" ,rust-tower-service-0.3))
+       #:cargo-development-inputs
+       (("rust-tokio" ,rust-tokio-0.2))))
+    (home-page "https://github.com/tower-rs/tower")
+    (synopsis "Utilities for writing client and server @code{Service} tests")
+    (description "This package provides utilities for writing client and
+server @code{Service} tests.")
+    (license license:expat)))
+
+(define-public rust-tower-util-0.3
+  (package
+    (name "rust-tower-util")
+    (version "0.3.1")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (crate-uri "tower-util" version))
+       (file-name (string-append name "-" version ".tar.gz"))
+       (sha256
+        (base32
+         "0x4np2s7h891spvxaarcyainj12a7gvnh7jif9y80cvdh8ckq2fi"))))
+    (build-system cargo-build-system)
+    (arguments
+     `(#:cargo-inputs
+       (("rust-futures-core" ,rust-futures-core-0.3)
+        ("rust-futures-util" ,rust-futures-util-0.3)
+        ("rust-pin-project" ,rust-pin-project-0.4)
+        ("rust-tower-service" ,rust-tower-service-0.3))
+       #:cargo-development-inputs
+       (("rust-tokio" ,rust-tokio-0.2)
+        ("rust-tokio-test" ,rust-tokio-test-0.2)
+        ("rust-tower-test" ,rust-tower-test-0.3))))
+    (home-page "https://github.com/tower-rs/tower")
+    (synopsis "Utilities for working with @code{Service}")
+    (description "This package provides utilities for working with
+@code{Service}.")
+    (license license:expat)))
+
+(define-public rust-tracing-0.1
+  (package
+    (name "rust-tracing")
+    (version "0.1.20")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (crate-uri "tracing" version))
+       (file-name (string-append name "-" version ".tar.gz"))
+       (sha256
+        (base32
+         "0hwgbyflibmsz7x6v7ndchnx1qvv43pg18419ji2y7pflzkmngbi"))))
+    (build-system cargo-build-system)
+    (arguments
+     `(#:cargo-inputs
+       (("rust-cfg-if" ,rust-cfg-if-0.1)
+        ("rust-log" ,rust-log-0.4)
+        ("rust-tracing-attributes" ,rust-tracing-attributes-0.1)
+        ("rust-tracing-core" ,rust-tracing-core-0.1))
+       #:cargo-development-inputs
+       (("rust-criterion" ,rust-criterion-0.3)
+        ("rust-futures" ,rust-futures-0.1)
+        ("rust-log" ,rust-log-0.4))))
+    (home-page "https://tokio.rs")
+    (synopsis "Application-level tracing for Rust")
+    (description "@code{rust-tracing} is a framework for instrumenting Rust
+programs to collect structured, event-based diagnostic information.")
+    (license license:expat)))
+
+(define-public rust-tracing-attributes-0.1
+  (package
+    (name "rust-tracing-attributes")
+    (version "0.1.11")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (crate-uri "tracing-attributes" version))
+       (file-name (string-append name "-" version ".tar.gz"))
+       (sha256
+        (base32
+         "1njady03jycfarjbmbhnrpsl6s9pd9knp50c4z70rnkq6gycrq40"))))
+    (build-system cargo-build-system)
+    (arguments
+     `(#:cargo-inputs
+       (("rust-proc-macro2" ,rust-proc-macro2-1)
+        ("rust-quote" ,rust-quote-1)
+        ("rust-syn" ,rust-syn-1))
+       #:cargo-development-inputs
+       (("rust-async-trait" ,rust-async-trait-0.1)
+        ("rust-tokio-test" ,rust-tokio-test-0.2)
+        ("rust-tracing" ,rust-tracing-0.1)
+        ("rust-tracing-core" ,rust-tracing-core-0.1)
+        ("rust-tracing-futures" ,rust-tracing-futures-0.2))))
+    (home-page "https://tokio.rs")
+    (synopsis "Automatically instrument functions")
+    (description "This package provides procedural macro attributes for
+automatically instrumenting functions.")
+    (license license:expat)))
 
 (define-public rust-tracing-core-0.1
   (package
     (name "rust-tracing-core")
-    (version "0.1.9")
+    (version "0.1.16")
     (source
       (origin
         (method url-fetch)
@@ -25846,7 +29607,7 @@ serializing Rust str")
         (file-name (string-append name "-" version ".crate"))
         (sha256
          (base32
-          "0y0rcvvqq89yaiz0qdx88byxgz8j6hsm9slq8d5vvf3jwc8nz90k"))))
+          "16hisz8nvbav9q6r5lbar2baac097n33q7xqssifwsphy70ldksv"))))
     (build-system cargo-build-system)
     (arguments
      `(#:cargo-inputs
@@ -25858,6 +29619,37 @@ serializing Rust str")
     (license (list license:asl2.0
                    license:expat))))
 
+(define-public rust-tracing-futures-0.2
+  (package
+    (name "rust-tracing-futures")
+    (version "0.2.4")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (crate-uri "tracing-futures" version))
+       (file-name (string-append name "-" version ".tar.gz"))
+       (sha256
+        (base32
+         "0k4vd3jyqz9cx8rbwbp0p93qfp1w6rfk7sc6c1jh1ai18zqvcyxb"))))
+    (build-system cargo-build-system)
+    (arguments
+     `(#:cargo-inputs
+       (("rust-futures" ,rust-futures-0.3)
+        ("rust-futures-task" ,rust-futures-task-0.3)
+        ("rust-pin-project" ,rust-pin-project-0.4)
+        ("rust-tokio" ,rust-tokio-0.1)
+        ("rust-tokio-executor" ,rust-tokio-executor-0.1)
+        ("rust-tracing" ,rust-tracing-0.1))
+       #:cargo-development-inputs
+       (("rust-tokio" ,rust-tokio-0.1)
+        ("rust-tokio-test" ,rust-tokio-test-0.2)
+        ("rust-tracing-core" ,rust-tracing-core-0.1))))
+    (home-page "https://tokio.rs")
+    (synopsis "Utilities for instrumenting @code{futures} with @code{tracing}")
+    (description "This package provides utilities for instrumenting
+@code{futures} with @code{tracing}.")
+    (license license:expat)))
+
 (define-public rust-traitobject-0.1
   (package
     (name "rust-traitobject")
@@ -25897,18 +29689,236 @@ serializing Rust str")
      "This package provides a library for visualizing tree structured data.")
     (license license:expat)))
 
+(define-public rust-trust-dns-https-0.19
+  (package
+    (name "rust-trust-dns-https")
+    (version "0.19.5")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (crate-uri "trust-dns-https" version))
+       (file-name (string-append name "-" version ".tar.gz"))
+       (sha256
+        (base32
+         "0s6yiqy98wddc2vid0dypj4cdnvycd4vrrj6l9s7yymq0iqpky5g"))))
+    (build-system cargo-build-system)
+    (arguments
+     `(#:cargo-inputs
+       (("rust-backtrace" ,rust-backtrace-0.3)
+        ("rust-bytes" ,rust-bytes-0.5)
+        ("rust-data-encoding" ,rust-data-encoding-2)
+        ("rust-futures" ,rust-futures-0.3)
+        ("rust-h2" ,rust-h2-0.2)
+        ("rust-http" ,rust-http-0.2)
+        ("rust-log" ,rust-log-0.4)
+        ("rust-rustls" ,rust-rustls-0.17)
+        ("rust-thiserror" ,rust-thiserror-1)
+        ("rust-tokio" ,rust-tokio-0.2)
+        ("rust-tokio-rustls" ,rust-tokio-rustls-0.13)
+        ("rust-trust-dns-proto" ,rust-trust-dns-proto-0.19)
+        ("rust-trust-dns-rustls" ,rust-trust-dns-rustls-0.19)
+        ("rust-typed-headers" ,rust-typed-headers-0.2)
+        ("rust-webpki" ,rust-webpki-0.21)
+        ("rust-webpki-roots" ,rust-webpki-roots-0.19))
+       #:cargo-development-inputs
+       (("rust-env-logger" ,rust-env-logger-0.7)
+        ("rust-futures" ,rust-futures-0.3))))
+    (home-page "http://www.trust-dns.org/index.html")
+    (synopsis "DNS over HTTPS extension for the Trust-DNS client")
+    (description "Trust-DNS is a safe and secure DNS library.  This is an
+extension for the Trust-DNS client to use DNS over HTTPS.")
+    (license (list license:expat license:asl2.0))))
+
+(define-public rust-trust-dns-native-tls-0.19
+  (package
+    (name "rust-trust-dns-native-tls")
+    (version "0.19.5")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (crate-uri "trust-dns-native-tls" version))
+       (file-name (string-append name "-" version ".tar.gz"))
+       (sha256
+        (base32
+         "173443yivsiyzvnai4h53v71br8jsz4zjwhp83q3x4hnh6306ymv"))))
+    (build-system cargo-build-system)
+    (arguments
+     `(#:cargo-inputs
+       (("rust-futures" ,rust-futures-0.3)
+        ("rust-native-tls" ,rust-native-tls-0.2)
+        ("rust-tokio" ,rust-tokio-0.2)
+        ("rust-tokio-tls" ,rust-tokio-tls-0.3)
+        ("rust-trust-dns-proto" ,rust-trust-dns-proto-0.19))))
+    (home-page "http://www.trust-dns.org/index.html")
+    (synopsis "native-tls extension for the Trust-DNS client")
+    (description "Trust-DNS is a safe and secure DNS library.  This is an
+extension for the Trust-DNS client to use native-tls for TLS.")
+    (license (list license:expat license:asl2.0))))
+
+(define-public rust-trust-dns-openssl-0.19
+  (package
+    (name "rust-trust-dns-openssl")
+    (version "0.19.5")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (crate-uri "trust-dns-openssl" version))
+       (file-name (string-append name "-" version ".tar.gz"))
+       (sha256
+        (base32
+         "0as4jzrscjlmgj04l2aa2lf09vpd0fg5v0vfz019ybxgiqn89g45"))))
+    (build-system cargo-build-system)
+    (arguments
+     `(#:cargo-inputs
+       (("rust-futures" ,rust-futures-0.3)
+        ("rust-openssl" ,rust-openssl-0.10)
+        ("rust-tokio" ,rust-tokio-0.2)
+        ("rust-tokio-openssl" ,rust-tokio-openssl-0.4)
+        ("rust-trust-dns-proto" ,rust-trust-dns-proto-0.19))
+       #:cargo-development-inputs
+       (("rust-openssl" ,rust-openssl-0.10)
+        ("rust-tokio" ,rust-tokio-0.2))))
+    (home-page "http://www.trust-dns.org/index.html")
+    (synopsis "tokio-openssl extension for the Trust-DNS client")
+    (description "Trust-DNS is a safe and secure DNS library.  This is an
+extension for the Trust-DNS client to use tokio-openssl for TLS.")
+    (license (list license:expat license:asl2.0))))
+
+(define-public rust-trust-dns-proto-0.19
+  (package
+    (name "rust-trust-dns-proto")
+    (version "0.19.5")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (crate-uri "trust-dns-proto" version))
+       (file-name (string-append name "-" version ".tar.gz"))
+       (sha256
+        (base32
+         "0a4zlv60kkbg1nvy3zh18fdg681z83yzppzy39rdkm7llqdhdmyd"))))
+    (build-system cargo-build-system)
+    (arguments
+     `(#:cargo-inputs
+       (("rust-async-trait" ,rust-async-trait-0.1)
+        ("rust-backtrace" ,rust-backtrace-0.3)
+        ("rust-data-encoding" ,rust-data-encoding-2)
+        ("rust-enum-as-inner" ,rust-enum-as-inner-0.3)
+        ("rust-futures" ,rust-futures-0.3)
+        ("rust-idna" ,rust-idna-0.2)
+        ("rust-js-sys" ,rust-js-sys-0.3)
+        ("rust-lazy-static" ,rust-lazy-static-1)
+        ("rust-log" ,rust-log-0.4)
+        ("rust-openssl" ,rust-openssl-0.10)
+        ("rust-rand" ,rust-rand-0.7)
+        ("rust-ring" ,rust-ring-0.16)
+        ("rust-serde" ,rust-serde-1)
+        ("rust-smallvec" ,rust-smallvec-1)
+        ("rust-socket2" ,rust-socket2-0.3)
+        ("rust-thiserror" ,rust-thiserror-1)
+        ("rust-tokio" ,rust-tokio-0.2)
+        ("rust-url" ,rust-url-2)
+        ("rust-wasm-bindgen" ,rust-wasm-bindgen-0.2))
+       #:cargo-development-inputs
+       (("rust-env-logger" ,rust-env-logger-0.7)
+        ("rust-futures" ,rust-futures-0.3)
+        ("rust-tokio" ,rust-tokio-0.2))))
+    (home-page "http://www.trust-dns.org/index.html")
+    (synopsis "Safe and secure DNS library")
+    (description "Trust-DNS is a safe and secure DNS library.  This is the
+foundational DNS protocol library for all Trust-DNS projects.")
+    (license (list license:expat license:asl2.0))))
+
+(define-public rust-trust-dns-resolver-0.19
+  (package
+    (name "rust-trust-dns-resolver")
+    (version "0.19.5")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (crate-uri "trust-dns-resolver" version))
+       (file-name (string-append name "-" version ".tar.gz"))
+       (sha256
+        (base32
+         "0xqv31gndybcrr5gi6jjp47qcvdxsc147s69a0y0nc6qqgyws8qg"))))
+    (build-system cargo-build-system)
+    (arguments
+     `(#:cargo-inputs
+       (("rust-backtrace" ,rust-backtrace-0.3)
+        ("rust-cfg-if" ,rust-cfg-if-0.1)
+        ("rust-futures" ,rust-futures-0.3)
+        ("rust-ipconfig" ,rust-ipconfig-0.2)
+        ("rust-lazy-static" ,rust-lazy-static-1)
+        ("rust-log" ,rust-log-0.4)
+        ("rust-lru-cache" ,rust-lru-cache-0.1)
+        ("rust-resolv-conf" ,rust-resolv-conf-0.6)
+        ("rust-rustls" ,rust-rustls-0.17)
+        ("rust-serde" ,rust-serde-1)
+        ("rust-smallvec" ,rust-smallvec-1)
+        ("rust-thiserror" ,rust-thiserror-1)
+        ("rust-tokio" ,rust-tokio-0.2)
+        ("rust-tokio-openssl" ,rust-tokio-openssl-0.4)
+        ("rust-tokio-rustls" ,rust-tokio-rustls-0.13)
+        ("rust-tokio-tls" ,rust-tokio-tls-0.3)
+        ("rust-trust-dns-https" ,rust-trust-dns-https-0.19)
+        ("rust-trust-dns-native-tls" ,rust-trust-dns-native-tls-0.19)
+        ("rust-trust-dns-openssl" ,rust-trust-dns-openssl-0.19)
+        ("rust-trust-dns-proto" ,rust-trust-dns-proto-0.19)
+        ("rust-trust-dns-rustls" ,rust-trust-dns-rustls-0.19)
+        ("rust-webpki-roots" ,rust-webpki-roots-0.19))
+       #:cargo-development-inputs
+       (("rust-env-logger" ,rust-env-logger-0.7)
+        ("rust-futures" ,rust-futures-0.3))))
+    (home-page "http://www.trust-dns.org/index.html")
+    (synopsis "Safe and secure DNS library")
+    (description "Trust-DNS is a safe and secure DNS library.  This Resolver
+library uses the Client library to perform all DNS queries.  The Resolver is
+intended to be a high-level library for any DNS record resolution see Resolver
+and AsyncResolver for supported resolution types.  The Client can be used for
+other queries.")
+    (license (list license:expat license:asl2.0))))
+
+(define-public rust-trust-dns-rustls-0.19
+  (package
+    (name "rust-trust-dns-rustls")
+    (version "0.19.5")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (crate-uri "trust-dns-rustls" version))
+       (file-name (string-append name "-" version ".tar.gz"))
+       (sha256
+        (base32
+         "1hj4fx2x4ncj7v8pf6bbn7634zq76hjigm1s2h6b6yjzzmz4yprn"))))
+    (build-system cargo-build-system)
+    (arguments
+     `(#:cargo-inputs
+       (("rust-futures" ,rust-futures-0.3)
+        ("rust-log" ,rust-log-0.4)
+        ("rust-rustls" ,rust-rustls-0.17)
+        ("rust-tokio" ,rust-tokio-0.2)
+        ("rust-tokio-rustls" ,rust-tokio-rustls-0.13)
+        ("rust-trust-dns-proto" ,rust-trust-dns-proto-0.19)
+        ("rust-webpki" ,rust-webpki-0.21))
+       #:cargo-development-inputs
+       (("rust-openssl" ,rust-openssl-0.10))))
+    (home-page "http://www.trust-dns.org/index.html")
+    (synopsis "rustls extension for the Trust-DNS client")
+    (description "Trust-DNS is a safe and secure DNS library.  This is an
+extension for the Trust-DNS client to use rustls for TLS.")
+    (license (list license:expat license:asl2.0))))
+
 (define-public rust-try-from-0.3
   (package
     (name "rust-try-from")
     (version "0.3.2")
     (source
-      (origin
-        (method url-fetch)
-        (uri (crate-uri "try_from" version))
-        (file-name (string-append name "-" version ".crate"))
-        (sha256
-         (base32
-          "12wdd4ja7047sd3rx70hv2056hyc8gcdllcx3a41g1rnw64kng98"))))
+     (origin
+       (method url-fetch)
+       (uri (crate-uri "try_from" version))
+       (file-name (string-append name "-" version ".crate"))
+       (sha256
+        (base32
+         "12wdd4ja7047sd3rx70hv2056hyc8gcdllcx3a41g1rnw64kng98"))))
     (build-system cargo-build-system)
     (arguments
      `(#:cargo-inputs
@@ -25938,7 +29948,7 @@ serializing Rust str")
      "This package provides a lightweight atomic lock.")
     (license license:expat)))
 
-(define-public rust-trybuild-1.0
+(define-public rust-trybuild-1
   (package
     (name "rust-trybuild")
     (version "1.0.23")
@@ -26006,6 +30016,32 @@ serializing Rust str")
      "The arena, a fast but limited type of allocator.")
     (license license:expat)))
 
+(define-public rust-typed-headers-0.2
+  (package
+    (name "rust-typed-headers")
+    (version "0.2.0")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (crate-uri "typed-headers" version))
+       (file-name (string-append name "-" version ".tar.gz"))
+       (sha256
+        (base32
+         "0jm2xzvvml3a9hhvzf9q4v22l5ifrxrx2kspy7aymknckqgacy9i"))))
+    (build-system cargo-build-system)
+    (arguments
+     `(#:cargo-inputs
+       (("rust-base64" ,rust-base64-0.11)
+        ("rust-bytes" ,rust-bytes-0.5)
+        ("rust-chrono" ,rust-chrono-0.4)
+        ("rust-http" ,rust-http-0.2)
+        ("rust-mime" ,rust-mime-0.3))))
+    (home-page "https://github.com/sfackler/typed-headers")
+    (synopsis "Typed HTTP header serialization and deserialization")
+    (description "This package provides typed HTTP header serialization and
+deserialization.")
+    (license (list license:expat license:asl2.0))))
+
 (define-public rust-typemap-0.3
   (package
     (name "rust-typemap")
@@ -26119,6 +30155,72 @@ with the Unicode character database.")
     (license (list license:asl2.0
                    license:expat))))
 
+(define-public rust-ufmt-0.1
+  (package
+    (name "rust-ufmt")
+    (version "0.1.0")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (crate-uri "ufmt" version))
+       (file-name (string-append name "-" version ".tar.gz"))
+       (sha256
+        (base32
+         "1844qwbmc4m69nfi6xmdcdf4fmjjvypi9rpfg3wgilvrxykwwzif"))))
+    (build-system cargo-build-system)
+    (arguments
+     `(#:cargo-inputs
+       (("rust-proc-macro-hack" ,rust-proc-macro-hack-0.5)
+        ("rust-ufmt-macros" ,rust-ufmt-macros-0.1)
+        ("rust-ufmt-write" ,rust-ufmt-write-0.1))))
+    (home-page "https://crates.io/crates/ufmt")
+    (synopsis "Faster and panic-free alternative to @code{core::fmt}")
+    (description "This package provides a (6-40x) smaller, (2-9x) faster and
+panic-free alternative to @code{core::fmt}.")
+    (license (list license:expat license:asl2.0))))
+
+(define-public rust-ufmt-macros-0.1
+  (package
+    (name "rust-ufmt-macros")
+    (version "0.1.1")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (crate-uri "ufmt-macros" version))
+       (file-name (string-append name "-" version ".tar.gz"))
+       (sha256
+        (base32
+         "0sf0z9f6kjw5h15xd1hlj46dgri59lqwin1fxrcdradzl8s3x0gd"))))
+    (build-system cargo-build-system)
+    (arguments
+     `(#:cargo-inputs
+       (("rust-proc-macro-hack" ,rust-proc-macro-hack-0.5)
+        ("rust-proc-macro2" ,rust-proc-macro2-1)
+        ("rust-quote" ,rust-quote-1)
+        ("rust-syn" ,rust-syn-1))))
+    (home-page "https://github.com/japaric/ufmt")
+    (synopsis "μfmt macros")
+    (description "This package provides μfmt macros.")
+    (license (list license:expat license:asl2.0))))
+
+(define-public rust-ufmt-write-0.1
+  (package
+    (name "rust-ufmt-write")
+    (version "0.1.0")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (crate-uri "ufmt-write" version))
+       (file-name (string-append name "-" version ".tar.gz"))
+       (sha256
+        (base32
+         "0sdx0r6ah9xr3nydrqxj01v25sb956c0jk5rqf6f5i9fnkb2wyp8"))))
+    (build-system cargo-build-system)
+    (home-page "https://github.com/japaric/ufmt")
+    (synopsis "μfmt's uWrite trait")
+    (description "This package provides @code{μfmt}'s @code{uWrite} trait.")
+    (license (list license:expat license:asl2.0))))
+
 (define-public rust-unchecked-index-0.2
   (package
     (name "rust-unchecked-index")
@@ -26280,20 +30382,20 @@ boundaries according to Unicode Standard Annex #29 rules.")
 (define-public rust-unicode-width-0.1
   (package
     (name "rust-unicode-width")
-    (version "0.1.7")
+    (version "0.1.8")
     (source
       (origin
         (method url-fetch)
         (uri (crate-uri "unicode-width" version))
-        (file-name (string-append name "-" version ".crate"))
+        (file-name (string-append name "-" version ".tar.gz"))
         (sha256
          (base32
-          "0yflmxkxmm89ckrb3sz58whn491aycrj8cxra0hzzlb72x9rvana"))))
+          "1qxizyi6xbcqyi4z79p523ywvmgsfcgfqb3zv3c8i6x1jcc5jdwk"))))
     (build-system cargo-build-system)
     (arguments
      `(#:cargo-inputs
        (("rust-compiler-builtins" ,rust-compiler-builtins-0.1)
-        ("rust-rustc-std-workspace-core" ,rust-rustc-std-workspace-core-1.0)
+        ("rust-rustc-std-workspace-core" ,rust-rustc-std-workspace-core-1)
         ("rust-rustc-std-workspace-std" ,rust-rustc-std-workspace-std-1.0))))
     (home-page "https://github.com/unicode-rs/unicode-width")
     (synopsis "Determine displayed width according to Unicode rules")
@@ -26370,6 +30472,28 @@ whitespace from a string.")
     (license (list license:asl2.0
                    license:expat))))
 
+(define-public rust-universal-hash-0.4
+  (package
+    (name "rust-universal-hash")
+    (version "0.4.0")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (crate-uri "universal-hash" version))
+       (file-name (string-append name "-" version ".tar.gz"))
+       (sha256
+        (base32
+         "00hljq64l0p68yrncvyww4cdgkzpzl49vrlnj57kwblkak3b49l3"))))
+    (build-system cargo-build-system)
+    (arguments
+     `(#:cargo-inputs
+       (("rust-generic-array" ,rust-generic-array-0.14)
+        ("rust-subtle" ,rust-subtle-2))))
+    (home-page "https://github.com/RustCrypto/traits")
+    (synopsis "Trait for universal hash functions")
+    (description "This package provides traits for universal hash functions.")
+    (license (list license:expat license:asl2.0))))
+
 (define-public rust-unix-socket-0.5
   (package
     (name "rust-unix-socket")
@@ -26471,7 +30595,7 @@ untrusted inputs in Rust.")
        (sha256
         (base32 "0byf88b7ca1kb5aap8f6npp6xncvg95dnma8ipmnmd4n9r5izkam"))))))
 
-(define-public rust-url-2.1
+(define-public rust-url-2
   (package
     (name "rust-url")
     (version "2.1.1")
@@ -26490,7 +30614,7 @@ untrusted inputs in Rust.")
        #:cargo-inputs
        (("rust-idna" ,rust-idna-0.2)
         ("rust-matches" ,rust-matches-0.1)
-        ("rust-percent-encoding" ,rust-percent-encoding-2.1)
+        ("rust-percent-encoding" ,rust-percent-encoding-2)
         ("rust-serde" ,rust-serde-1))
        #:cargo-development-inputs
        (("rust-bencher" ,rust-bencher-0.1)
@@ -26502,9 +30626,9 @@ untrusted inputs in Rust.")
      "URL library for Rust, based on the WHATWG URL Standard.")
     (license (list license:asl2.0 license:expat))))
 
-(define-public rust-url-1.7
+(define-public rust-url-1
   (package
-    (inherit rust-url-2.1)
+    (inherit rust-url-2)
     (name "rust-url")
     (version "1.7.2")
     (source
@@ -26758,7 +30882,7 @@ Unix users and groups.")
     (arguments
      `(#:skip-build? #t
        #:cargo-inputs
-       (("rust-byteorder" ,rust-byteorder-1.3)
+       (("rust-byteorder" ,rust-byteorder-1)
         ("rust-md5" ,rust-md5-0.6)
         ("rust-rand" ,rust-rand-0.6)
         ("rust-serde" ,rust-serde-1)
@@ -26959,7 +31083,7 @@ If that fails, no determination is made, and calls return None.")
         ("rust-semver-parser" ,rust-semver-parser-0.9)
         ("rust-syn" ,rust-syn-0.15)
         ("rust-toml" ,rust-toml-0.5)
-        ("rust-url" ,rust-url-1.7))))
+        ("rust-url" ,rust-url-1))))
     (home-page "https://github.com/mgeisler/version-sync")
     (synopsis
      "Ensure that version numbers are updated when the crate version changes")
@@ -26996,7 +31120,7 @@ updated when the crate version changes.")
         ("rust-semver-parser" ,rust-semver-parser-0.9)
         ("rust-syn" ,rust-syn-0.15)
         ("rust-toml" ,rust-toml-0.4)
-        ("rust-url" ,rust-url-1.7))))))
+        ("rust-url" ,rust-url-1))))))
 
 (define-public rust-void-1
   (package
@@ -27163,6 +31287,32 @@ specified across Unix and Windows platforms.")
         ("rust-rand" ,rust-rand-0.3)
         ("rust-rustc-serialize" ,rust-rustc-serialize-0.3))))))
 
+(define-public rust-want-0.3
+  (package
+    (name "rust-want")
+    (version "0.3.0")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (crate-uri "want" version))
+       (file-name (string-append name "-" version ".tar.gz"))
+       (sha256
+        (base32
+         "181b2zmwfq389x9n2g1n37cvcvvdand832zz6v8i1l8wrdlaks0w"))))
+    (build-system cargo-build-system)
+    (arguments
+     `(#:cargo-inputs
+       (("rust-log" ,rust-log-0.4)
+        ("rust-try-lock" ,rust-try-lock-0.2))
+       #:cargo-development-inputs
+       (("rust-tokio-executor" ,rust-tokio-executor-0.2)
+        ("rust-tokio-sync" ,rust-tokio-sync-0.2))))
+    (home-page "https://github.com/seanmonstar/want")
+    (synopsis "Detect when another future wants a result")
+    (description "This package lets you detect when another future wants a
+result.")
+    (license license:expat)))
+
 (define-public rust-want-0.2
   (package
     (name "rust-want")
@@ -27204,8 +31354,8 @@ specified across Unix and Windows platforms.")
      `(#:skip-build? #t
        #:cargo-inputs
        (("rust-compiler-builtins" ,rust-compiler-builtins-0.1)
-        ("rust-rustc-std-workspace-alloc" ,rust-rustc-std-workspace-alloc-1.0)
-        ("rust-rustc-std-workspace-core" ,rust-rustc-std-workspace-core-1.0))))
+        ("rust-rustc-std-workspace-alloc" ,rust-rustc-std-workspace-alloc-1)
+        ("rust-rustc-std-workspace-core" ,rust-rustc-std-workspace-core-1))))
     (home-page "https://github.com/bytecodealliance/wasi")
     (synopsis "Experimental WASI API bindings for Rust")
     (description
@@ -27401,7 +31551,7 @@ wasm-bindgen.")
         ("rust-wasm-bindgen-macro-support"
          ,rust-wasm-bindgen-macro-support-0.2))
        #:cargo-development-inputs
-       (("rust-trybuild" ,rust-trybuild-1.0)
+       (("rust-trybuild" ,rust-trybuild-1)
         ("rust-wasm-bindgen" ,rust-wasm-bindgen-0.2)
         ("rust-wasm-bindgen-futures" ,rust-wasm-bindgen-futures-0.4))))
     (home-page "https://rustwasm.github.io/wasm-bindgen/")
@@ -27706,25 +31856,56 @@ Verification.")
        #:cargo-development-inputs
        (("rust-base64" ,rust-base64-0.9))))))
 
-(define-public rust-webpki-roots-0.18
+(define-public rust-webpki-roots-0.20
   (package
     (name "rust-webpki-roots")
-    (version "0.18.0")
+    (version "0.20.0")
     (source
      (origin
        (method url-fetch)
        (uri (crate-uri "webpki-roots" version))
-      (file-name (string-append name "-" version ".tar.gz"))
-      (sha256
-       (base32 "1d4ss607rgi9pj01zzqa13c1p3m35z314yh6lmjaj4kzvwv5gkci"))))
+       (file-name (string-append name "-" version ".tar.gz"))
+       (sha256
+        (base32
+         "17qpmyym1lsi967b4nc3112nb13ism8731bhjqd9hlajafkxw80g"))))
     (build-system cargo-build-system)
     (arguments
-     `(#:cargo-inputs (("rust-webpki" ,rust-webpki-0.21))))
+     `(#:cargo-inputs
+       (("rust-webpki" ,rust-webpki-0.21))))
     (home-page "https://github.com/ctz/webpki-roots")
     (synopsis "Mozilla's CA root certificates for use with webpki")
-    (description "Mozilla's CA root certificates for use with webpki")
+    (description "This package provides Mozilla's CA root certificates for use
+with webpki.")
     (license license:mpl2.0)))
 
+(define-public rust-webpki-roots-0.19
+  (package
+    (inherit rust-webpki-roots-0.20)
+    (name "rust-webpki-roots")
+    (version "0.19.0")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (crate-uri "webpki-roots" version))
+       (file-name
+        (string-append name "-" version ".tar.gz"))
+       (sha256
+        (base32
+         "0fapdqwbfv0kncplpvbgnr0bjd5a9krlpij9jdzk0mvaa6vz9vzq"))))))
+
+(define-public rust-webpki-roots-0.18
+  (package
+    (inherit rust-webpki-roots-0.19)
+    (name "rust-webpki-roots")
+    (version "0.18.0")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (crate-uri "webpki-roots" version))
+       (file-name (string-append name "-" version ".tar.gz"))
+       (sha256
+        (base32 "1d4ss607rgi9pj01zzqa13c1p3m35z314yh6lmjaj4kzvwv5gkci"))))))
+
 (define-public rust-webpki-roots-0.17
   (package/inherit rust-webpki-roots-0.18
     (name "rust-webpki-roots")
@@ -27775,7 +31956,7 @@ Verification.")
      "This package provides a WebIDL Parser.")
     (license license:expat)))
 
-(define-public rust-which-3.1
+(define-public rust-which-3
   (package
     (name "rust-which")
     (version "3.1.1")
@@ -28073,6 +32254,33 @@ color in a Windows console.")
     (description "Rust winpty bindings.")
     (license license:expat)))
 
+(define-public rust-winreg-0.7
+  (package
+    (name "rust-winreg")
+    (version "0.7.0")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (crate-uri "winreg" version))
+       (file-name (string-append name "-" version ".tar.gz"))
+       (sha256
+        (base32
+         "0sdxcyvda4v1v6a0k1j2v1400z3ng323k9a56gxvkq51x21dn801"))))
+    (build-system cargo-build-system)
+    (arguments
+     `(#:cargo-inputs
+       (("rust-chrono" ,rust-chrono-0.4)
+        ("rust-serde" ,rust-serde-1)
+        ("rust-winapi" ,rust-winapi-0.3))
+       #:cargo-development-inputs
+       (("rust-rand" ,rust-rand-0.3)
+        ("rust-serde-derive" ,rust-serde-derive-1))))
+    (home-page "https://github.com/gentoo90/winreg-rs")
+    (synopsis "Rust bindings to the MS Windows Registry API")
+    (description "This package provides Rust bindings to MS Windows Registry
+API.")
+    (license license:expat)))
+
 (define-public rust-winreg-0.6
   (package
     (name "rust-winreg")
@@ -28264,7 +32472,7 @@ to XDG Base Directory specification.")
 (define-public rust-xml-rs-0.7
   (package
     (name "rust-xml-rs")
-    (version "0.7.1")
+    (version "0.7.0")
     (source
      (origin
        (method url-fetch)
@@ -28273,19 +32481,12 @@ to XDG Base Directory specification.")
         (string-append name "-" version ".tar.gz"))
        (sha256
         (base32
-         "1wv7izl41jf3ylhqhw23y1h0m729v2g5k4mgfw72v4kmgvvawiin"))
-       (modules '((guix build utils)))
-       (snippet
-        '(begin
-           ;; 'doctest' isn't stable until rust-1.40
-           (substitute* "src/lib.rs"
-             (("\\(doctest") "(test"))
-           #t))))
+         "1hp9kf80y9qm3aiqg5psyshqfkcrjgifbcm2c2nc5qlzs80vc71w"))))
     (build-system cargo-build-system)
     (arguments
-     `(#:cargo-development-inputs
-       (("rust-doc-comment" ,rust-doc-comment-0.3)
-        ("rust-lazy-static" ,rust-lazy-static-1))))
+     `(#:cargo-test-flags '("--release" "--lib")
+       #:cargo-inputs
+       (("rust-bitflags" ,rust-bitflags-1))))
     (home-page "https://github.com/netvl/xml-rs")
     (synopsis "XML library in pure Rust")
     (description "An XML library in pure Rust.")
@@ -28321,6 +32522,38 @@ to XDG Base Directory specification.")
      "Push based streaming parser for xml.")
     (license (list license:expat license:asl2.0))))
 
+(define-public rust-xz2-0.1
+  (package
+    (name "rust-xz2")
+    (version "0.1.6")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (crate-uri "xz2" version))
+       (file-name (string-append name "-" version ".tar.gz"))
+       (sha256
+        (base32
+         "0v4jb0193gx8s1kvd2ajsgh0ffmwhqhfmrrw1n1h2z7w6jgqcyf1"))))
+    (build-system cargo-build-system)
+    (arguments
+     `(#:tests? #f  ; Not all files included in the tarball.
+       #:cargo-inputs
+       (("rust-futures" ,rust-futures-0.1)
+        ("rust-lzma-sys" ,rust-lzma-sys-0.1)
+        ("rust-tokio-io" ,rust-tokio-io-0.1))
+       #:cargo-development-inputs
+       (("rust-quickcheck" ,rust-quickcheck-0.7)
+        ("rust-rand" ,rust-rand-0.5)
+        ("rust-tokio-core" ,rust-tokio-core-0.1))))
+    (native-inputs
+     `(("pkg-config" ,pkg-config)
+       ("xz" ,xz)))
+    (home-page "https://github.com/alexcrichton/xz2-rs")
+    (synopsis "Rust bindings to liblzma")
+    (description "This package provides Rust bindings to liblzma providing
+Read/Write streams as well as low-level in-memory encoding and decoding.")
+    (license (list license:expat license:asl2.0))))
+
 (define-public rust-yaml-rust-0.4
   (package
     (name "rust-yaml-rust")
@@ -28452,8 +32685,8 @@ implementation that works everywhere, even WASM!")
     (arguments
      `(#:cargo-inputs
        (("rust-bzip2" ,rust-bzip2-0.3)
-        ("rust-crc32fast" ,rust-crc32fast-1.2)
-        ("rust-flate2" ,rust-flate2-1.0)
+        ("rust-crc32fast" ,rust-crc32fast-1)
+        ("rust-flate2" ,rust-flate2-1)
         ("rust-podio" ,rust-podio-0.1)
         ("rust-time" ,rust-time-0.1))
        #:cargo-development-inputs
@@ -28483,7 +32716,7 @@ implementation that works everywhere, even WASM!")
     (build-system cargo-build-system)
     (arguments
      `(#:cargo-inputs
-       (("rust-byteorder" ,rust-byteorder-1.3)
+       (("rust-byteorder" ,rust-byteorder-1)
         ("rust-datetime" ,rust-datetime-0.4))))
     (home-page "https://github.com/rust-datetime/zoneinfo-compiled/")
     (synopsis "Library for parsing compiled zoneinfo files")
@@ -28491,6 +32724,92 @@ implementation that works everywhere, even WASM!")
      "This package provides a library for parsing compiled zoneinfo files.")
     (license license:expat)))
 
+(define-public rust-zstd-0.5
+  (package
+    (name "rust-zstd")
+    (version "0.5.3+zstd.1.4.5")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (crate-uri "zstd" version))
+       (file-name (string-append name "-" version ".tar.gz"))
+       (sha256
+        (base32
+         "1n0cgj9i3dk90kn7jcahq5fligqrjfzmnq08hfg71yhyfypjxcq1"))))
+    (build-system cargo-build-system)
+    (arguments
+     `(#:cargo-inputs
+       (("rust-futures" ,rust-futures-0.1)
+        ("rust-tokio-io" ,rust-tokio-io-0.1)
+        ("rust-zstd-safe" ,rust-zstd-safe-2.0.5))
+       #:cargo-development-inputs
+       (("rust-clap" ,rust-clap-2)
+        ("rust-humansize" ,rust-humansize-1)
+        ("rust-partial-io" ,rust-partial-io-0.3)
+        ("rust-quickcheck" ,rust-quickcheck-0.6)
+        ("rust-walkdir" ,rust-walkdir-2))))
+    (home-page "https://github.com/gyscos/zstd-rs")
+    (synopsis "Binding to the zstd compression library")
+    (description "This package provides a binding to the zstd compression
+library.")
+    (license license:expat)))
+
+(define-public rust-zstd-safe-2
+  (package
+    (name "rust-zstd-safe")
+    (version "2.0.5+zstd.1.4.5")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (crate-uri "zstd-safe" version))
+       (file-name (string-append name "-" version ".tar.gz"))
+       (sha256
+        (base32
+         "0m8h1x030cj5bj7zxxf6gdp91bp0ays2vi9rlqllgxi71lp69yqw"))))
+    (build-system cargo-build-system)
+    (arguments
+     `(#:cargo-inputs
+       (("rust-libc" ,rust-libc-0.2)
+        ("rust-zstd-sys" ,rust-zstd-sys-1.4.17))))
+    (home-page "https://github.com/gyscos/zstd-rs")
+    (synopsis "Safe low-level bindings to the zstd compression library")
+    (description "This package provides afe low-level bindings to the zstd
+compression library.")
+    (license (list license:expat license:asl2.0))))
+
+(define-public rust-zstd-safe-2.0.5 rust-zstd-safe-2)
+
+;; TODO: Unbundle zstd.
+(define-public rust-zstd-sys-1
+  (package
+    (name "rust-zstd-sys")
+    (version "1.4.17+zstd.1.4.5")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (crate-uri "zstd-sys" version))
+       (file-name
+        (string-append name "-" version ".tar.gz"))
+       (sha256
+        (base32
+         "06zhk1j5v1sm04xxrw72lgzyi1wcq7kvj6vbd4ibamph9mj4k4mq"))))
+    (build-system cargo-build-system)
+    (arguments
+     `(#:cargo-inputs
+       (("rust-libc" ,rust-libc-0.2)
+        ("rust-bindgen" ,rust-bindgen-0.54)
+        ("rust-cc" ,rust-cc-1)
+        ("rust-glob" ,rust-glob-0.3)
+        ("rust-itertools" ,rust-itertools-0.9)
+        ("rust-pkg-config" ,rust-pkg-config-0.3))))
+    (home-page "https://github.com/gyscos/zstd-rs")
+    (synopsis "Low-level bindings to the zstd compression library")
+    (description "This package provides low-level Rust bindings to the zstd
+compression library.")
+    (license (list license:expat license:asl2.0))))
+
+(define-public rust-zstd-sys-1.4.17 rust-zstd-sys-1)
+
 (define-public rust-packed-struct
   (package
     (name "rust-packed-struct")
@@ -28573,9 +32892,9 @@ formatters with per-field documentation generated for each structure.
     (arguments
       `(#:cargo-inputs
         (("rust-anyhow" ,rust-anyhow-1.0)
-         ("rust-either" ,rust-either-1.5)
+         ("rust-either" ,rust-either-1)
          ("rust-serde" ,rust-serde-1)
-         ("rust-thiserror" ,rust-thiserror-1.0)
+         ("rust-thiserror" ,rust-thiserror-1)
          ("rust-xmltree" ,rust-xmltree-0.8))
         #:cargo-development-inputs
         (("rust-serde-json" ,rust-serde-json-1))))
@@ -28638,4 +32957,3 @@ formatters with per-field documentation generated for each structure.
     (description
       "Generate Rust register maps (`struct`s) from SVD files")
     (license (list license:expat license:asl2.0))))
-
diff --git a/gnu/packages/disk.scm b/gnu/packages/disk.scm
index 1e538ef60e..370f1bb01e 100644
--- a/gnu/packages/disk.scm
+++ b/gnu/packages/disk.scm
@@ -1041,3 +1041,47 @@ of choice for all light thinking Unix addicts!")
 temperature of your hard drive by reading S.M.A.R.T. information (for drives
 that support this feature).")
     (license license:gpl2+)))
+
+(define-public memkind
+  (package
+    (name "memkind")
+    (version "1.10.1")
+    (source (origin
+              (method git-fetch)
+              (uri (git-reference
+                    (url "https://github.com/memkind/memkind.git")
+                    (commit (string-append "v" version))))
+              (file-name (git-file-name name version))
+              (sha256
+               (base32
+                "11iz887f3cp5pzf1bzm644wzab8gkbhz3b7x1w6pcps71yd94ylj"))))
+    (build-system gnu-build-system)
+    (inputs
+     `(;; memkind patched jemalloc to add je_arenalookupx,
+       ;; je_check_reallocatex--i.e. they forked jemalloc.
+       ;("jemalloc" ,jemalloc)
+       ("ndctl" ,ndctl)
+       ("numactl" ,numactl)))
+    (native-inputs
+     `(("autoconf" ,autoconf)
+       ("automake" ,automake)
+       ("libtool" ,libtool)))
+    (arguments
+     `(#:tests? #f ; Tests require a NUMA-enabled system.
+       #:phases
+       (modify-phases %standard-phases
+         (add-before 'build 'autogen-jemalloc
+           (lambda _
+             (with-directory-excursion "jemalloc"
+               (substitute* "Makefile.in"
+                (("/bin/sh") (which "sh")))
+               (invoke "autoconf")
+               (substitute* "configure"
+                (("/bin/sh") (which "sh"))))
+             #t)))))
+    (home-page "https://github.com/memkind/memkind")
+    (synopsis "Heap manager with memory kinds (for NUMA)")
+    (description "This package provides a user-extensible heap manager
+built on top of jemalloc which enables control of memory characteristics
+and a partitioning of the heap between kinds of memory (for NUMA).")
+    (license license:bsd-3)))
diff --git a/gnu/packages/dns.scm b/gnu/packages/dns.scm
index 95524fa898..1775660162 100644
--- a/gnu/packages/dns.scm
+++ b/gnu/packages/dns.scm
@@ -17,6 +17,7 @@
 ;;; Copyright © 2020 Arun Isaac <arunisaac@systemreboot.net>
 ;;; Copyright © 2020 Leo Famulari <leo@famulari.name>
 ;;; Copyright © 2020 Brice Waegeneire <brice@waegenei.re>
+;;; Copyright © 2020 Simon South <simon@simonsouth.net>
 ;;;
 ;;; This file is part of GNU Guix.
 ;;;
@@ -45,6 +46,7 @@
   #:use-module (gnu packages compression)
   #:use-module (gnu packages crypto)
   #:use-module (gnu packages datastructures)
+  #:use-module (gnu packages elf)
   #:use-module (gnu packages flex)
   #:use-module (gnu packages freedesktop)
   #:use-module (gnu packages gcc)
@@ -65,9 +67,11 @@
   #:use-module (gnu packages protobuf)
   #:use-module (gnu packages python)
   #:use-module (gnu packages python-xyz)
+  #:use-module (gnu packages ragel)
   #:use-module (gnu packages shells)
   #:use-module (gnu packages sphinx)
   #:use-module (gnu packages swig)
+  #:use-module (gnu packages texinfo)
   #:use-module (gnu packages tls)
   #:use-module (gnu packages web)
   #:use-module (gnu packages xml)
@@ -529,14 +533,14 @@ asynchronous fashion.")
 (define-public nsd
   (package
     (name "nsd")
-    (version "4.3.2")
+    (version "4.3.3")
     (source
      (origin
        (method url-fetch)
        (uri (string-append "https://www.nlnetlabs.nl/downloads/nsd/nsd-"
                            version ".tar.gz"))
        (sha256
-        (base32 "0ac3mbn5z4nc18782m9aswdpi2m9f4665vidw0ciyigdh0pywp2v"))))
+        (base32 "0lgdiqnkfvy245h6kkiqic586qjwmg51lsfs86vlc0kwjwddiijz"))))
     (build-system gnu-build-system)
     (arguments
      `(#:configure-flags
@@ -803,32 +807,57 @@ Extensions} (DNSSEC).")
 (define-public knot
   (package
     (name "knot")
-    (version "3.0.0")
+    (version "3.0.1")
     (source
      (origin
-       (method url-fetch)
-       (uri (string-append "https://secure.nic.cz/files/knot-dns/"
-                           "knot-" version ".tar.xz"))
+       (method git-fetch)
+       (uri (git-reference
+             (url "https://gitlab.nic.cz/knot/knot-dns")
+             (commit (string-append "v" version))))
+       (file-name (git-file-name name version))
        (sha256
-        (base32 "1i76zflc49jbsaj3idxx7a6x87c0lzal294c3fdjyfl7dvznmjgi"))))
+        (base32 "10mlzldxqvbaw78nghkr0s73rlbpz9wg16z14321xw2l9xfibkad"))
+       (modules '((guix build utils)))
+       (snippet
+        '(begin
+           ;; Remove Ragel-generated C files.  We'll recreate them below.
+           (for-each delete-file (find-files "." "\\.c\\.[gt]."))
+           (delete-file "src/libknot/yparser/ypbody.c")
+           ;; Remove bundled library to ensure we always use the system's.
+           (delete-file-recursively "src/contrib/libbpf")
+           #t))))
     (build-system gnu-build-system)
     (arguments
      `(#:configure-flags
        (list "--sysconfdir=/etc"
              "--localstatedir=/var"
              "--enable-dnstap"          ; let tools read/write capture files
-             "--with-module-dnstap=yes" ; detailed query capturing & logging
-             (string-append "--with-bash-completions="
-                            (assoc-ref %outputs "out")
-                            "/etc/bash_completion.d"))
+             "--enable-fastparser"      ; disabled by default when .git/ exists
+             "--enable-xdp=auto"        ; XXX [=yes] currently means =embedded
+             "--with-module-dnstap=yes") ; detailed query capturing & logging
        #:phases
        (modify-phases %standard-phases
+         (add-after 'unpack 'link-missing-libbpf-dependency
+           ;; Linking against -lbpf later would fail to find -lz: libbpf.pc has
+           ;; zlib in its Requires.private (not Requires) field.  Add it here.
+           (lambda _
+             (substitute* "configure.ac"
+               (("enable_xdp=yes" match)
+                (string-append match "\nlibbpf_LIBS=\"$libbpf_LIBS -lz\"")))
+             #t))
+         (add-before 'bootstrap 'update-parser
+           (lambda _
+             (with-directory-excursion "src"
+               (invoke "sh" "../scripts/update-parser.sh"))))
          (add-before 'configure 'disable-directory-pre-creation
            (lambda _
              ;; Don't install empty directories like ‘/etc’ outside the store.
              ;; This is needed even when using ‘make config_dir=... install’.
              (substitute* "src/Makefile.in" (("\\$\\(INSTALL\\) -d") "true"))
              #t))
+         (add-after 'build 'build-info
+           (lambda _
+             (invoke "make" "info")))
          (replace 'install
            (lambda* (#:key outputs #:allow-other-keys)
              (let* ((out (assoc-ref outputs "out"))
@@ -836,16 +865,28 @@ Extensions} (DNSSEC).")
                     (etc (string-append doc "/examples/etc")))
                (invoke "make"
                        (string-append "config_dir=" etc)
-                       "install")))))))
+                       "install"))))
+         (add-after 'install 'install-info
+           (lambda _
+             (invoke "make" "install-info"))))))
     (native-inputs
-     `(("pkg-config" ,pkg-config)))
+     `(("autoconf" ,autoconf)
+       ("automake" ,automake)
+       ("libtool" ,libtool)
+       ("pkg-config" ,pkg-config)
+       ("python-sphinx" ,python-sphinx)
+       ("ragel" ,ragel)
+       ("texinfo" ,texinfo)))
     (inputs
      `(("fstrm" ,fstrm)
        ("gnutls" ,gnutls)
        ("jansson" ,jansson)
+       ("libbpf" ,libbpf)
        ("libcap-ng" ,libcap-ng)
        ("libedit" ,libedit)
+       ("libelf" ,libelf)
        ("libidn" ,libidn)
+       ("libnghttp2" ,nghttp2 "lib")
        ("liburcu" ,liburcu)
        ("lmdb" ,lmdb)
        ("ncurses" ,ncurses)
diff --git a/gnu/packages/easyrpg.scm b/gnu/packages/easyrpg.scm
index 6cb7b7ae88..591be38448 100644
--- a/gnu/packages/easyrpg.scm
+++ b/gnu/packages/easyrpg.scm
@@ -76,7 +76,7 @@ It can read and write LCF and XML files.")
 (define-public easyrpg-player
   (package
     (name "easyrpg-player")
-    (version "0.6.2.2")
+    (version "0.6.2.3")
     (source (origin
               (method url-fetch)
               (uri (string-append
@@ -84,7 +84,7 @@ It can read and write LCF and XML files.")
                     "/easyrpg-player-" version ".tar.gz"))
               (sha256
                (base32
-                "02nrqrb6klynwrq6z0639qnlhr2z900b0y94xr96i12icr7ihm5m"))))
+                "1lahbhgyhky0hgd3xwhgg2nm8mfa9p2i1fzxi00561hnk2ya86pm"))))
     (build-system gnu-build-system)
     (arguments
      '(#:configure-flags
diff --git a/gnu/packages/emacs-xyz.scm b/gnu/packages/emacs-xyz.scm
index 327611f837..cc97e051d0 100644
--- a/gnu/packages/emacs-xyz.scm
+++ b/gnu/packages/emacs-xyz.scm
@@ -80,6 +80,7 @@
 ;;; Copyright © 2020 Peng Mei Yu <i@pengmeiyu.com>
 ;;; Copyright © 2020 Niklas Eklund <niklas.eklund@posteo.net>
 ;;; Copyright © 2020 Marco Grassi <marco.au.grassi98@protonmail.com>
+;;; Copyright © 2020 Tomás Ortín Fernández <tomasortin@mailbox.org>
 ;;;
 ;;; This file is part of GNU Guix.
 ;;;
@@ -197,16 +198,16 @@
 (define-public emacs-geiser
   (package
     (name "emacs-geiser")
-    (version "0.11.2")
-    (source (origin
-             (method git-fetch)
-             (uri (git-reference
-                   (url "https://gitlab.com/jaor/geiser/")
-                   (commit version)))
-             (file-name (git-file-name name version))
-             (sha256
-              (base32
-               "1khi1bghsjx6cs5acizmlbw9z19s4qycnji9krdbn42cbpv0rysv"))))
+    (version "0.12")
+    (source
+     (origin
+       (method git-fetch)
+       (uri (git-reference
+             (url "https://gitlab.com/jaor/geiser/")
+             (commit version)))
+       (file-name (git-file-name name version))
+       (sha256
+        (base32 "0n718xpys7v94zaf9lpmsx97qgn6qxif1acr718wyvpmfr4hiv08"))))
     (build-system gnu-build-system)
     (arguments
      '(#:phases
@@ -218,7 +219,8 @@
                                      "/share/emacs/site-lisp/"
                                      "geiser-autoloads.el"))
              #t)))))
-    (inputs `(("guile" ,guile-2.2)))
+    (inputs
+     `(("guile" ,guile-2.2)))
     (native-inputs
      `(("emacs" ,emacs-minimal)
        ("autoconf" ,autoconf)
@@ -5646,6 +5648,59 @@ This provides a basic API and common UI widgets such as popup tooltips
 and popup menus.")
     (license license:gpl3+)))
 
+(define-public emacs-python-black
+  (package
+    (name "emacs-python-black")
+    (version "1.0.0")
+    (source
+     (origin
+       (method git-fetch)
+       (uri (git-reference
+             (url "https://github.com/wbolster/emacs-python-black")
+             (commit version)))
+       (file-name (git-file-name name version))
+       (sha256
+        (base32
+         "0fjnd85nlkck156dj6cahk8chhgkbgl2kwywqzi8bl4yj700m4dk"))))
+    (build-system emacs-build-system)
+    (propagated-inputs
+     `(("emacs-dash" ,emacs-dash)
+       ("emacs-reformatter" ,emacs-reformatter)
+       ("python-black-macchiato" ,python-black-macchiato)))
+    (arguments `(#:tests? #f))
+    (home-page "https://github.com/wbolster/emacs-python-black")
+    (synopsis "Reformat Python code via @code{python-black}")
+    (description
+     "This package makes it easy to reformat Python code using
+@code{python-black} and @code{python-black-macchiato} for entire and partial
+buffers, respectively.")
+    (license license:bsd-3)))
+
+(define-public emacs-py-isort
+  (package
+    (name "emacs-py-isort")
+    (version "2016.1")
+    (source
+     (origin
+       (method git-fetch)
+       (uri (git-reference
+             (url "https://github.com/paetzke/py-isort.el")
+             (commit (string-append "v" version))))
+       (file-name (git-file-name name version))
+       (sha256
+        (base32 "08i55gv392wc12x8v3dca0dmz8a8p9ljsqhyajsb6qv1k120wqhx"))))
+    (build-system emacs-build-system)
+    (arguments
+     `(#:tests? #f))     ;tests fail with "emacs: standard input is not a tty"
+    (propagated-inputs
+     `(("python-isort" ,python-isort)))
+    (home-page "https://github.com/paetzke/py-isort.el")
+    (synopsis "Sort the imports in Python buffers")
+    (description
+     "This package provides commands and a minor mode to sort Python imports
+using @code{python-isort}.")
+    (license license:gpl3+)))
+
 (define-public emacs-python-environment
   (package
     (name "emacs-python-environment")
@@ -7180,6 +7235,31 @@ called.  If there are more, each window will have its first character
 highlighted.  Pressing that character will switch to that window.")
     (license license:gpl3+)))
 
+(define-public emacs-windsize
+  ;; There is no proper release.  The base version is extracted from the
+  ;; "Version" keyword in the main file.
+  (let ((revision "1")
+	(commit "62c2846bbe95b0a73e996c75e4a644d05f57aaaa"))
+    (package
+      (name "emacs-windsize")
+      (version (git-version "0.1" revision commit))
+      (source
+       (origin
+         (method git-fetch)
+         (uri (git-reference
+               (url "https://github.com/grammati/windsize")
+               (commit commit)))
+         (sha256
+          (base32 "13kfrmv3vmkfanxv9nym5v43hx5p7xkgqmx65zcxh4gcbaham1mi"))))
+      (build-system emacs-build-system)
+      (home-page "https://github.com/grammati/windsize")
+      (synopsis "Easy resizing of Emacs windows")
+      (description
+       "This package allows moving the borders of the active window
+with the arrow keys.  It prefers to move the right or bottom border when
+possible, and falls back to moving the left or top border otherwise.")
+      (license license:gpl3+))))
+
 (define-public emacs-iedit
   ;; Last release version was in 2016.
   (let ((commit "e2c100cdd67b7d82835d281ac2cd1bf4f374bc8f")
@@ -9175,33 +9255,31 @@ using package inferred style.")
       (license license:gpl3+))))
 
 (define-public emacs-lua-mode
-  (let ((commit "35b6e4c20b8b4eaf783ccc8e613d0dd06dbd165c")
-        (revision "0"))
-    (package
-      (name "emacs-lua-mode")
-      (version (git-version "20200508" revision commit))
-      (home-page "https://github.com/immerrr/lua-mode/")
-      (source (origin
-                (method git-fetch)
-                (uri (git-reference
-                      (url home-page)
-                      (commit commit)))
-                (file-name (git-file-name name version))
-                (sha256
-                 (base32
-                  "1hai6rqjm5py0bp57nhggmj9qigwdj3a46ngacpnjc1qmy9kkgfk"))))
-      (build-system emacs-build-system)
-      (arguments
-       `(#:tests? #t
-         #:test-command '("buttercup" "-l" "lua-mode.el")))
-      (native-inputs
-       `(("emacs-buttercup" ,emacs-buttercup)
-         ("lua" ,lua)))
-      (synopsis "Major mode for lua")
-      (description
-       "This Emacs package provides a mode for @uref{https://www.lua.org/,
+  (package
+    (name "emacs-lua-mode")
+    (version "20201010")
+    (home-page "https://github.com/immerrr/lua-mode/")
+    (source
+     (origin
+       (method git-fetch)
+       (uri (git-reference
+             (url home-page)
+             (commit (string-append "v" version))))
+       (file-name (git-file-name name version))
+       (sha256
+        (base32 "0zf43f7fkrgki6pbc09zak975p4jx1yf3ipfs38hypfl9s5d6xrf"))))
+    (build-system emacs-build-system)
+    (arguments
+     `(#:tests? #t
+       #:test-command '("buttercup" "-l" "lua-mode.el")))
+    (native-inputs
+     `(("emacs-buttercup" ,emacs-buttercup)
+       ("lua" ,lua)))
+    (synopsis "Major mode for lua")
+    (description
+     "This Emacs package provides a mode for @uref{https://www.lua.org/,
 Lua programming language}.")
-      (license license:gpl2+))))
+    (license license:gpl2+)))
 
 (define-public emacs-ebuild-mode
   (package
@@ -9828,7 +9906,11 @@ programming and reproducible research.")
        (uri (string-append "https://orgmode.org/elpa/"
                            "org-plus-contrib-" version ".tar"))
        (sha256
-        (base32 "1naq25g4d95cx29axx428rnpc4m9hd0j7w1l0vqwkdjyr5qfj0ab"))))
+        (base32 "1naq25g4d95cx29axx428rnpc4m9hd0j7w1l0vqwkdjyr5qfj0ab"))
+       ;; ob-sclang.el is packaged separately to avoid the dependency on
+       ;; SuperCollider and qtwebengine.
+       (modules '((guix build utils)))
+       (snippet '(begin (delete-file "ob-sclang.el") #t))))
     (arguments
      `(#:modules ((guix build emacs-build-system)
                   (guix build utils)
@@ -9855,8 +9937,7 @@ programming and reproducible research.")
     (propagated-inputs
      `(("arduino-mode" ,emacs-arduino-mode)
        ("cider" ,emacs-cider)
-       ("org" ,emacs-org)
-       ("scel" ,emacs-scel)))
+       ("org" ,emacs-org)))
     (synopsis "Contributed packages to Org mode")
     (description "Org is an Emacs mode for keeping notes, maintaining TODO
 lists, and project planning with a fast and effective plain-text system.
@@ -9864,6 +9945,28 @@ lists, and project planning with a fast and effective plain-text system.
 This package is equivalent to org-plus-contrib, but only includes additional
 files that you would find in @file{contrib/} from the git repository.")))
 
+(define-public emacs-ob-sclang
+  (package
+    (inherit emacs-org-contrib)
+    (name "emacs-ob-sclang")
+    (source
+     (origin (inherit (package-source emacs-org-contrib))
+             (modules '((guix build utils)))
+             (snippet
+              '(begin
+                 (for-each (lambda (file)
+                             (unless (equal? file "./ob-sclang.el")
+                               (delete-file file)))
+                           (find-files "." "\\.el"))
+                 #t))))
+    (propagated-inputs
+     `(("org" ,emacs-org)
+       ("scel" ,emacs-scel)))
+    (synopsis "Org Babel support for SuperCollider")
+    (description "This package adds support for evaluating @code{sclang}
+Org mode source blocks.  It is extracted from the @code{emacs-org-contrib}
+package.")))
+
 (define-public emacs-org-edna
   (package
     (name "emacs-org-edna")
@@ -11208,14 +11311,14 @@ and cangjie.")
 (define-public emacs-posframe
   (package
     (name "emacs-posframe")
-    (version "0.8.0")
+    (version "0.8.1")
     (source
      (origin
        (method url-fetch)
        (uri (string-append "https://elpa.gnu.org/packages/"
                            "posframe-" version ".el"))
        (sha256
-        (base32 "1vzaiiw2pxa0zrc2bkaxljpr4035xrh3d8z3l5f0jvp72cnq49kp"))))
+        (base32 "01s9lc1liaxfpnfw183a320blp7cv6qg8gh2r22w4wkzi1yrcbb7"))))
     (build-system emacs-build-system)
     ;; emacs-minimal does not include the function font-info.
     (arguments
@@ -11413,6 +11516,25 @@ It should enable you to implement low-level X11 applications.")
 of XELB.")
     (license license:gpl3+)))
 
+(define-public emacs-xelb-no-x-toolkit
+  (package
+    (inherit emacs-xelb)
+    (name "emacs-xelb-no-x-toolkit")
+    (arguments
+     (substitute-keyword-arguments (package-arguments emacs-xelb)
+       ((#:emacs emacs) `,emacs-no-x-toolkit)))))
+
+(define-public emacs-exwm-no-x-toolkit
+  (package
+    (inherit emacs-exwm)
+    (name "emacs-exwm-no-x-toolkit")
+    (synopsis "Emacs X window manager (without an X toolkit)")
+    (propagated-inputs
+     `(("emacs-xelb-no-x-toolkit" ,emacs-xelb-no-x-toolkit)))
+    (arguments
+     (substitute-keyword-arguments (package-arguments emacs-exwm)
+       ((#:emacs emacs) `,emacs-no-x-toolkit)))))
+
 (define-public emacs-switch-window
   (package
     (name "emacs-switch-window")
@@ -15850,37 +15972,34 @@ downloading manager for Emacs.")
       (license license:gpl3+))))
 
 (define-public emacs-helpful
-  (let ((version "0.17")
-        (commit "b0e937fff71dc0a5d34066bfd25310e76f284621")
-        (revision "1"))
-    (package
-      (name "emacs-helpful")
-      (version (git-version version revision commit))
-      (source
-       (origin
-         (method git-fetch)
-         (uri (git-reference
-               (url "https://github.com/Wilfred/helpful")
-               (commit commit)))
-         (file-name (git-file-name name version))
-         (sha256
-          (base32 "048qvlyj2vkgi872z8l07diwqnq21ziycv8slxzzy7rflw3wx0b2"))))
-      (build-system emacs-build-system)
-      (propagated-inputs
-       `(("emacs-elisp-refs" ,emacs-elisp-refs)
-         ("emacs-dash" ,emacs-dash)
-         ("emacs-s" ,emacs-s)
-         ("emacs-f" ,emacs-f)
-         ("emacs-shut-up" ,emacs-shut-up)))
-      (native-inputs
-       `(("emacs-ert-runner" ,emacs-ert-runner)
-         ("emacs-undercover" ,emacs-undercover)))
-      (arguments
-       `(#:tests? #t
-         #:test-command '("ert-runner")))
-      (home-page "https://github.com/Wilfred/helpful")
-      (synopsis "More contextual information in Emacs help")
-      (description "@code{helpful} is an alternative to the built-in Emacs help
+  (package
+    (name "emacs-helpful")
+    (version "0.18")
+    (source
+     (origin
+       (method git-fetch)
+       (uri (git-reference
+             (url "https://github.com/Wilfred/helpful")
+             (commit version)))
+       (file-name (git-file-name name version))
+       (sha256
+        (base32 "0gdjxykqkal2x765mi51m99i5ql23i1fy909wy4mzj5ajhjfgqcc"))))
+    (build-system emacs-build-system)
+    (propagated-inputs
+     `(("emacs-elisp-refs" ,emacs-elisp-refs)
+       ("emacs-dash" ,emacs-dash)
+       ("emacs-s" ,emacs-s)
+       ("emacs-f" ,emacs-f)
+       ("emacs-shut-up" ,emacs-shut-up)))
+    (native-inputs
+     `(("emacs-ert-runner" ,emacs-ert-runner)
+       ("emacs-undercover" ,emacs-undercover)))
+    (arguments
+     `(#:tests? #t
+       #:test-command '("ert-runner")))
+    (home-page "https://github.com/Wilfred/helpful")
+    (synopsis "More contextual information in Emacs help")
+    (description "@code{helpful} is an alternative to the built-in Emacs help
 that provides much more contextual information.
 
 @itemize
@@ -15899,7 +16018,7 @@ functions.
 @item Trace, disassemble functions from inside Helpful.  This is discoverable
 and doesn't require memorisation of commands.
 @end itemize\n")
-      (license license:gpl3+))))
+    (license license:gpl3+)))
 
 (define-public emacs-logview
   (package
@@ -19768,7 +19887,7 @@ according to their use.")
 (define-public emacs-dtrt-indent
   (package
     (name "emacs-dtrt-indent")
-    (version "0.8")
+    (version "1.2")
     (source (origin
               (method git-fetch)
               (uri (git-reference
@@ -19777,7 +19896,7 @@ according to their use.")
               (file-name (git-file-name name version))
               (sha256
                (base32
-                "0pgf0pvqd8k4yzhdn2df9lp0y8hmlm2ccrh07jivwlccs95pcz7z"))))
+                "0p5v5xwr0s59hv3s0f85byafphc85qv76g41crad9fhnxzab9rly"))))
     (build-system emacs-build-system)
     (home-page "https://github.com/jscheid/dtrt-indent")
     (synopsis "Minor mode that guesses the indentation offset")
@@ -23321,14 +23440,14 @@ interface.")
 (define-public emacs-ivy-posframe
   (package
     (name "emacs-ivy-posframe")
-    (version "0.2.0")
+    (version "0.5.1")
     (source
      (origin
        (method url-fetch)
        (uri (string-append "https://elpa.gnu.org/packages/"
                            "ivy-posframe-" version ".el"))
        (sha256
-        (base32 "0hr6bjlgflvz9rk5rnr55fcrd4873jxmksdr7r1zl1zcb8vdx7ks"))))
+        (base32 "1yi5avbgk143xs82yqiia7yhh6jjjm22lpmwaq0ysw5mdpazjxfa"))))
     (build-system emacs-build-system)
     (propagated-inputs
      `(("emacs-ivy" ,emacs-ivy)
diff --git a/gnu/packages/enlightenment.scm b/gnu/packages/enlightenment.scm
index f63bc20483..ed15cd28d2 100644
--- a/gnu/packages/enlightenment.scm
+++ b/gnu/packages/enlightenment.scm
@@ -68,7 +68,7 @@
 (define-public efl
   (package
     (name "efl")
-    (version "1.25.0")
+    (version "1.25.1")
     (source (origin
               (method url-fetch)
               (uri (string-append
@@ -76,7 +76,7 @@
                     version ".tar.xz"))
               (sha256
                (base32
-                "0vlmf0rp2qxdl06pdmrd1xdfa10sdz30vnxzc98inpdg1n8iz52k"))))
+                "0svybbrvpf6q955y6fclxh3md64z0dgmh0x54x2j60503hhs071m"))))
     (build-system meson-build-system)
     (native-inputs
      `(("check" ,check-0.14)
@@ -179,6 +179,8 @@
                 "install_dir: join_paths(dir_data, 'dbus-1', 'services'))\n"))
              (substitute* "src/tests/elementary/meson.build"
                (("dir_data") "meson.source_root(), 'test-output'"))
+             (substitute* "data/eo/meson.build"
+               (("'usr', 'lib'") "'./' + dir_lib"))
              #t))
          (add-after 'unpack 'set-home-directory
            ;; FATAL: Cannot create run dir '/homeless-shelter/.run' - errno=2
@@ -383,7 +385,7 @@ embedded systems.")
 (define-public python-efl
   (package
     (name "python-efl")
-    (version "1.24.0")
+    (version "1.25.0")
     (source
       (origin
         (method url-fetch)
@@ -391,7 +393,7 @@ embedded systems.")
                             "python/python-efl-" version ".tar.xz"))
         (sha256
          (base32
-          "1vk1cdd959gia4a9qzyq56a9zw3lqf9ck66k8c9g3c631mp5cfpy"))
+          "0bk161xwlz4dlv56r68xwkm8snzfifaxd1j7w2wcyyk4fgvnvq4r"))
         (modules '((guix build utils)))
         ;; Remove files generated by Cython
         (snippet
diff --git a/gnu/packages/entr.scm b/gnu/packages/entr.scm
index cacb5ab7f5..49e1060b5f 100644
--- a/gnu/packages/entr.scm
+++ b/gnu/packages/entr.scm
@@ -2,7 +2,7 @@
 ;;; Copyright © 2016 Matthew Jordan <matthewjordandevops@yandex.com>
 ;;; Copyright © 2016 Ludovic Courtès <ludo@gnu.org>
 ;;; Copyright © 2019 Ricardo Wurmus <rekado@elephly.net>
-;;; Copyright © 2019 Tobias Geerinckx-Rice <me@tobias.gr>
+;;; Copyright © 2019, 2020 Tobias Geerinckx-Rice <me@tobias.gr>
 ;;; Copyright © 2020 Jakub Kądziołka <kuba@kadziolka.net>
 ;;;
 ;;; This file is part of GNU Guix.
@@ -21,23 +21,26 @@
 ;;; along with GNU Guix.  If not, see <http://www.gnu.org/licenses/>.
 
 (define-module (gnu packages entr)
+  #:use-module (gnu packages base)
+  #:use-module (gnu packages bash)
   #:use-module (gnu packages ncurses)
   #:use-module (guix licenses)
   #:use-module (guix packages)
   #:use-module (guix download)
-  #:use-module (guix build-system gnu))
+  #:use-module (guix build-system gnu)
+  #:use-module (guix utils))
 
 (define-public entr
   (package
     (name "entr")
-    (version "4.2")
+    (version "4.6")
     (source (origin
               (method url-fetch)
               (uri (string-append "http://entrproject.org/code/entr-"
                                   version ".tar.gz"))
               (sha256
                (base32
-                "0w2xkf77jikcjh15fp9g7661ss30pz3jbnh261vqpaqavwah4c17"))))
+                "0vcflgagna2gdlpjsd6748c73j2829xlhm276mi838zl1n121phn"))))
     (build-system gnu-build-system)
     (arguments
      `(#:test-target "test"
@@ -47,20 +50,24 @@
            (lambda* (#:key outputs #:allow-other-keys)
              (let ((out (assoc-ref outputs "out")))
                (setenv "CONFIG_SHELL" (which "bash"))
-               (setenv "CC" (which "gcc"))
-               (setenv "DESTDIR" (string-append out "/"))
-               (setenv "PREFIX" "")
-               (setenv "MANPREFIX" "man")
+               (setenv "CC" ,(cc-for-target))
+               (setenv "PREFIX" out)
+               (setenv "MANPREFIX" (string-append out "/man"))
                (invoke "./configure"))))
          (add-before 'build 'remove-fhs-file-names
-           (lambda _
+           (lambda* (#:key inputs #:allow-other-keys)
              (substitute* "entr.c"
-               (("/bin/sh") (which "sh"))
-               (("/bin/cat") (which "cat"))
-               (("/usr/bin/clear") (which "clear")))
+               (("/bin/sh" command)
+                (string-append (assoc-ref inputs "bash") command))
+               (("/bin/cat" command)
+                (string-append (assoc-ref inputs "coreutils") command))
+               (("/usr(/bin/clear)" _ command)
+                (string-append (assoc-ref inputs "ncurses") command)))
              #t)))))
-    ;; ncurses provides the `clear' binary
-    (inputs `(("ncurses" ,ncurses)))
+    (inputs
+     `(("bash" ,bash)
+       ("coreutils" ,coreutils)
+       ("ncurses" ,ncurses)))
     (home-page "http://entrproject.org/")
     (synopsis "Run arbitrary commands when files change")
     (description
diff --git a/gnu/packages/file-systems.scm b/gnu/packages/file-systems.scm
index c6486c67ef..6ceaad4fd1 100644
--- a/gnu/packages/file-systems.scm
+++ b/gnu/packages/file-systems.scm
@@ -5,6 +5,7 @@
 ;;; Copyright © 2018 Leo Famulari <leo@famulari.name>
 ;;; Copyright © 2019, 2020 Efraim Flashner <efraim@flashner.co.il>
 ;;; Copyright © 2020 Raghav Gururajan <raghavgururajan@disroot.org>
+;;; Copyright © 2020 Morgan Smith <Morgan.J.Smith@outlook.com>
 ;;;
 ;;; This file is part of GNU Guix.
 ;;;
@@ -141,6 +142,46 @@ large and/or frequently changing (network) environment.")
     (license (list license:bsd-3        ; modules/cyrus-sasl.c
                    license:gpl2+))))    ; the rest
 
+(define-public bindfs
+  (package
+    (name "bindfs")
+    (version "1.14.8")
+    (source (origin
+              (method url-fetch)
+              (uri (string-append "https://bindfs.org/downloads/bindfs-"
+                                  version ".tar.gz"))
+              (sha256
+               (base32
+                "15y4brlcrqhxl6z73785m0dr1vp2q3wc6xss08x9jjr0apzmmjp5"))))
+    (build-system gnu-build-system)
+    (arguments
+     ;; XXX: The tests have no hope of passing until there is a "nogroup"
+     ;; entry (or at least some group to which the guix builder does
+     ;; not belong) in the /etc/group file of the build environment.
+     ;; Currently we do not have such a group.  Disable tests for now.
+     '(#:tests? #f))
+    (native-inputs
+       ;; Native inputs to run the tests
+       ;; ("ruby" ,ruby)
+       ;; ("valgrind" ,valgrind)
+       ;; ("which" ,which)
+     `(("pkg-config" ,pkg-config)))
+    (inputs
+     `(("fuse" ,fuse)))
+    (home-page "https://bindfs.org")
+    (synopsis "Bind mount a directory and alter permission bits")
+    (description
+     "@command{bindfs} is a FUSE filesystem for mounting a directory to
+another location, similar to @command{mount --bind}.  It can be used for:
+@itemize
+@item Making a directory read-only.
+@item Making all executables non-executable.
+@item Sharing a directory with a list of users (or groups).
+@item Modifying permission bits using rules with chmod-like syntax.
+@item Changing the permissions with which files are created.
+@end itemize ")
+    (license license:gpl2+)))
+
 (define-public fsarchiver
   (package
     (name "fsarchiver")
diff --git a/gnu/packages/fpga.scm b/gnu/packages/fpga.scm
index f07c7260f7..c43b0059dc 100644
--- a/gnu/packages/fpga.scm
+++ b/gnu/packages/fpga.scm
@@ -340,7 +340,7 @@ FOSS FPGA place and route tool.")
 (define-public gtkwave
   (package
     (name "gtkwave")
-    (version "3.3.106")
+    (version "3.3.107")
     (source
      (origin
        (method url-fetch)
@@ -350,7 +350,7 @@ FOSS FPGA place and route tool.")
                   (string-append "http://gtkwave.sourceforge.net/"
                                  "gtkwave-" version ".tar.gz")))
        (sha256
-        (base32 "1pyij6dlmapjyzrmn255fkf8gyhz8i4vaipd75a68i2bnq021nn8"))))
+        (base32 "1ibnhn7w1awalsbndbb5nilbmih3i3dwfry95mq5sn221l5n7zj8"))))
     (build-system gnu-build-system)
     (native-inputs
      `(("gperf" ,gperf)
diff --git a/gnu/packages/ftp.scm b/gnu/packages/ftp.scm
index 651e732ab3..b178063556 100644
--- a/gnu/packages/ftp.scm
+++ b/gnu/packages/ftp.scm
@@ -170,20 +170,25 @@ as required.")
 (define-public libfilezilla
   (package
     (name "libfilezilla")
-    (version "0.16.0")
+    (version "0.24.1")
     (source
      (origin
        (method url-fetch)
        (uri (string-append "https://download.filezilla-project.org/"
                            "libfilezilla/libfilezilla-" version ".tar.bz2"))
        (sha256
-        (base32 "1fd71vmllzvljff5l5ka5wnzbdsxx4i54dpxpklydmbsqpilnv1v"))))
+        (base32 "1zfnqbn14dx0fl45mfaznr5n5xsxy1kx8z9f80fppbqn37pb9mgx"))))
     (build-system gnu-build-system)
+    (arguments
+     `(#:configure-flags
+       (list "--disable-static")))
     (native-inputs
      `(("cppunit" ,cppunit)
+       ("gettext" ,gettext-minimal)
        ("pkg-config" ,pkg-config)))
     (inputs
-     `(("nettle" ,nettle)))
+     `(("gnutls" ,gnutls)
+       ("nettle" ,nettle)))
     (home-page "https://lib.filezilla-project.org")
     (synopsis "Cross-platform C++ library used by Filezilla client")
     (description
@@ -208,20 +213,21 @@ output.
 (define-public filezilla
   (package
     (name "filezilla")
-    (version "3.42.1")
+    (version "3.50.0")
     (source
      (origin
        (method url-fetch)
        (uri (string-append "https://download.filezilla-project.org/client/"
                            "FileZilla_" version "_src.tar.bz2"))
        (sha256
-        (base32 "083ycsycwy1szhp3mzf998wsqa74hmdxdsy07x6k81vp2cxjxijg"))))
+        (base32 "042w2f5cf8g9cr7d3m6294ygx7jggcria9502jnql855khk8gnz0"))))
     (build-system gnu-build-system)
     (arguments
       ;; Don't let filezilla phone home to check for updates.
      '(#:configure-flags '("--disable-autoupdatecheck")))
     (native-inputs
-     `(("gettext" ,gettext-minimal)
+     `(("cppunit" ,cppunit)
+       ("gettext" ,gettext-minimal)
        ("pkg-config" ,pkg-config)
        ("xdg-utils" ,xdg-utils)))
     (inputs
diff --git a/gnu/packages/games.scm b/gnu/packages/games.scm
index 729078dc69..d473baa335 100644
--- a/gnu/packages/games.scm
+++ b/gnu/packages/games.scm
@@ -11409,7 +11409,7 @@ etc.  You can also play games on FICS or against an engine.")
 (define-public stockfish
   (package
     (name "stockfish")
-    (version "11")
+    (version "12")
     (source
      (origin
        (method git-fetch)
@@ -11418,8 +11418,15 @@ etc.  You can also play games on FICS or against an engine.")
              (commit (string-append "sf_" version))))
        (file-name (git-file-name name version))
        (sha256
-        (base32 "12mppipinymj8s1ipq9a7is453vncly49c32ym9wvyklsgyxfzlk"))))
+        (base32 "0vcymbwp5nf114pp3ax40s21ki5dckda15vmhr77d1mnq3fn0l32"))))
     (build-system gnu-build-system)
+    (inputs
+     `(("neural-network"
+        ,(origin
+           (method url-fetch)
+           (uri "https://tests.stockfishchess.org/api/nn/nn-82215d0fd0df.nnue")
+           (sha256
+            (base32 "1r4yqrh4di05syyhl84hqcz84djpbd605b27zhbxwg6zs07ms8c2"))))))
     (arguments
      `(#:tests? #f
        #:make-flags (list "-C" "src"
@@ -11435,10 +11442,17 @@ etc.  You can also play games on FICS or against an engine.")
                                             ("mips64el-linux" "general-64")
                                             (_ "general-32"))))
        #:phases (modify-phases %standard-phases
-                  (delete 'configure))))
+                  (delete 'configure)
+                  ;; The official neural network file is needed for building
+                  ;; and is embedded in the resulting binary.
+                  (add-after 'unpack 'copy-net
+                    (lambda* (#:key inputs #:allow-other-keys)
+                      (copy-file (assoc-ref inputs "neural-network")
+                                 "src/nn-82215d0fd0df.nnue")
+                      #t)))))
     (synopsis "Strong chess engine")
     (description
-     "Stockfish is a very strong chess engines.  It is much stronger than the
+     "Stockfish is a very strong chess engine.  It is much stronger than the
 best human chess grandmasters.  It can be used with UCI-compatible GUIs like
 ChessX.")
     (home-page "https://stockfishchess.org/")
diff --git a/gnu/packages/gdb.scm b/gnu/packages/gdb.scm
index b836228506..828e49509d 100644
--- a/gnu/packages/gdb.scm
+++ b/gnu/packages/gdb.scm
@@ -111,7 +111,13 @@
       `(("texinfo" ,texinfo)
         ("dejagnu" ,dejagnu)
         ("pkg-config" ,pkg-config)
-        ,@(if (hurd-target?) `(("mig" ,mig)) '())))
+        ,@(if (hurd-target?)
+              ;; When cross-compiling from x86_64-linux, make sure to use a
+              ;; 32-bit MiG because we assume target i586-pc-gnu.
+              `(("mig" ,(if (%current-target-system)
+                            mig/32-bit
+                            mig)))
+              '())))
     (home-page "https://www.gnu.org/software/gdb/")
     (synopsis "The GNU debugger")
     (description
diff --git a/gnu/packages/gnome.scm b/gnu/packages/gnome.scm
index 47030f5316..8df1686aff 100644
--- a/gnu/packages/gnome.scm
+++ b/gnu/packages/gnome.scm
@@ -3261,7 +3261,7 @@ library.")
         ("rust-selectors" ,rust-selectors-0.22)
         ("rust-string-cache" ,rust-string-cache-0.8)
         ("rust-tinyvec" ,rust-tinyvec-0.3)
-        ("rust-url" ,rust-url-2.1)
+        ("rust-url" ,rust-url-2)
         ("rust-xml5ever" ,rust-xml5ever-0.16))
        #:cargo-development-inputs
        (("rust-assert-cmd" ,rust-assert-cmd-1)
@@ -3969,14 +3969,14 @@ Hints specification (EWMH).")
 (define-public goffice
   (package
     (name "goffice")
-    (version "0.10.47")
+    (version "0.10.48")
     (source (origin
               (method url-fetch)
               (uri (string-append "mirror://gnome/sources/goffice/"
                                   (version-major+minor version)  "/"
                                   "goffice-" version ".tar.xz"))
               (sha256
-               (base32 "0xmigfdzvmlpa0fw79mf3xwchmxc8rlidryn5syv8bz7msmrb215"))))
+               (base32 "1z6f3q8fxkd1ysqrwdxdi0844zqa00vjpf07gq8mh3kal8picfd4"))))
     (build-system gnu-build-system)
     (outputs '("out"
                "doc"))                  ; 4.0 MiB of gtk-doc
@@ -4033,7 +4033,7 @@ Hints specification (EWMH).")
 (define-public gnumeric
   (package
     (name "gnumeric")
-    (version "1.12.46")
+    (version "1.12.48")
     (source (origin
               (method url-fetch)
               (uri (string-append "mirror://gnome/sources/gnumeric/"
@@ -4041,7 +4041,7 @@ Hints specification (EWMH).")
                                   "gnumeric-" version ".tar.xz"))
               (sha256
                (base32
-                "1qdmw2dp7rmq8fmjapgwaks7ajh270wm6kyvlxlzwbgmg8vngp4z"))))
+                "14556b0vyxdvdwjlin0rv7jk0vq4nplbmvp9j89bhkfk84xf7k2p"))))
     (build-system glib-or-gtk-build-system)
     (arguments
      `(;; The gnumeric developers don't worry much about failing tests.
@@ -4069,8 +4069,8 @@ Hints specification (EWMH).")
        ("librsvg" ,librsvg)
        ("libxml2" ,libxml2)
        ("libxslt" ,libxslt)
-       ("python" ,python-2)
-       ("python2-pygobject" ,python2-pygobject)
+       ("python" ,python)
+       ("python-pygobject" ,python-pygobject)
        ("zlib" ,zlib)))
     (native-inputs
      `(("bison" ,bison)
@@ -4130,7 +4130,7 @@ engineering.")
 (define-public seahorse
   (package
     (name "seahorse")
-    (version "3.36")
+    (version "3.36.2")
     (source
      (origin
        (method url-fetch)
@@ -4138,8 +4138,7 @@ engineering.")
                            (version-major+minor version) "/" name "-"
                            version ".tar.xz"))
        (sha256
-        (base32
-         "1nqn4a6dr4l1fpzj3mv4swhpnvhjcqlwsyhwm59sdzqgdfx4hbwr"))))
+        (base32 "16wmxxppgcgfj8zkagcny5af1c81x32ysm9d6j9f2k7bmik21ss5"))))
     (build-system meson-build-system)
     (arguments
      '(#:glib-or-gtk? #t
@@ -4742,7 +4741,7 @@ and the GLib main loop, to integrate well with GNOME applications.")
 (define-public libsecret
   (package
     (name "libsecret")
-    (version "0.20.3")
+    (version "0.20.4")
     (source (origin
               (method url-fetch)
               (uri (string-append
@@ -4751,7 +4750,7 @@ and the GLib main loop, to integrate well with GNOME applications.")
                     "libsecret-" version ".tar.xz"))
               (sha256
                (base32
-                "1r4habxdzmn02id324m0m4mg5isf22q1z436bg3vjjmcz1b3rjsg"))))
+                "0a4xnfmraxchd9cq5ai66j12jv2vrgjmaaxz25kl031jvda4qnij"))))
     (build-system gnu-build-system)
     (outputs '("out" "doc"))
     (arguments
@@ -4777,6 +4776,8 @@ and the GLib main loop, to integrate well with GNOME applications.")
     (propagated-inputs
      `(("glib" ,glib))) ; required by libsecret-1.pc
     (inputs
+     ;; The ‘build’ phase complains about missing docbook-xml-4.2 but adding it
+     ;; doesn't seem to affect the build result.
      `(("docbook-xsl" ,docbook-xsl)
        ("libgcrypt" ,libgcrypt)
        ("libxml2" ,libxml2))) ; for XML_CATALOG_FILES
@@ -6421,14 +6422,14 @@ almost all of them.")
 (define-public eolie
   (package
     (name "eolie")
-    (version "0.9.98.1")
+    (version "0.9.99")
     (source (origin
               (method url-fetch)
               (uri (string-append "https://adishatz.org/eolie/eolie-"
                                   version ".tar.xz"))
               (sha256
                (base32
-                "1d844zva5w4p9pnp9c2g7zyb4vayr2g2drf78spxsdlc5lbd7lqr"))))
+                "0zj5v7wxqj7c20bmil127ah0vnjfzvvf6kzz82b9ip3846h43j02"))))
     (build-system meson-build-system)
     (arguments
      `(#:glib-or-gtk? #t
diff --git a/gnu/packages/golang.scm b/gnu/packages/golang.scm
index 42e65b3345..0f81a752e4 100644
--- a/gnu/packages/golang.scm
+++ b/gnu/packages/golang.scm
@@ -12,13 +12,14 @@
 ;;; Copyright © 2018 Tomáš Čech <sleep_walker@gnu.org>
 ;;; Copyright © 2018 Pierre-Antoine Rouby <pierre-antoine.rouby@inria.fr>
 ;;; Copyright © 2018 Pierre Neidhardt <mail@ambrevar.xyz>
-;;; Copyright @ 2018, 2019, 2020 Katherine Cox-Buday <cox.katherine.e@gmail.com>
-;;; Copyright @ 2019 Giovanni Biscuolo <g@xelera.eu>
-;;; Copyright @ 2019, 2020 Alex Griffin <a@ajgrf.com>
+;;; Copyright © 2018, 2019, 2020 Katherine Cox-Buday <cox.katherine.e@gmail.com>
+;;; Copyright © 2019 Giovanni Biscuolo <g@xelera.eu>
+;;; Copyright © 2019, 2020 Alex Griffin <a@ajgrf.com>
 ;;; Copyright © 2019, 2020 Arun Isaac <arunisaac@systemreboot.net>
 ;;; Copyright © 2020 Jack Hill <jackhill@jackhill.us>
 ;;; Copyright © 2020 Jakub Kądziołka <kuba@kadziolka.net>
 ;;; Copyright © 2020 Nicolas Goaziou <mail@nicolasgoaziou.com>
+;;; Copyright © 2020 Ryan Prior <rprior@protonmail.com>
 ;;;
 ;;; This file is part of GNU Guix.
 ;;;
@@ -3349,6 +3350,32 @@ format in Go.")
     (home-page "https://github.com/kr/pretty")
     (license license:expat)))
 
+(define-public go-github-com-kylelemons-godebug
+  (package
+    (name "go-github-com-kylelemons-godebug")
+    (version "1.1.0")
+    (source
+     (origin
+       (method git-fetch)
+       (uri (git-reference
+             (url "https://github.com/kylelemons/godebug")
+             (commit (string-append "v" version))))
+       (file-name (git-file-name name version))
+       (sha256
+        (base32
+         "0dkk3friykg8p6wgqryx6745ahhb9z1j740k7px9dac6v5xjp78c"))))
+    (build-system go-build-system)
+    (arguments
+     '(#:import-path "github.com/kylelemons/godebug/diff"
+       #:unpack-path "github.com/kylelemons/godebug"))
+    (home-page "https://github.com/kylelemons/godebug")
+    (synopsis "Pretty printer for Go values.")
+    (description
+     "This package will pretty print a compact representation of a Go data
+structure.  It can also produce a much more verbose, one-item-per-line
+representation suitable for computing diffs.")
+    (license license:asl2.0)))
+
 (define-public go-github-com-kr-text
   (package
     (name "go-github-com-kr-text")
diff --git a/gnu/packages/gstreamer.scm b/gnu/packages/gstreamer.scm
index 12b37ffe12..01474e29a7 100644
--- a/gnu/packages/gstreamer.scm
+++ b/gnu/packages/gstreamer.scm
@@ -723,6 +723,8 @@ model to base your own plug-in on, here it is.")
        ;("qtdeclarative" ,qtdeclarative)
        ;("qtx11extras" ,qtx11extras)
        ("soundtouch" ,soundtouch)
+       ;; GStreamer is not yet compatible with srt > 1.4.1.
+       ("srt" ,srt-1.4.1)
        ("x265" ,x265)
        ("wayland" ,wayland)))
     (home-page "https://gstreamer.freedesktop.org/")
@@ -919,18 +921,7 @@ non-linear editors.")
     (description
      "This package contains GObject Introspection overrides for Python that can
 be used by Python applications using GStreamer.")
-    (license license:lgpl2.1+)
-    (properties `((python2-variant . ,(delay python2-gst))))))
-
-(define-public python2-gst
-  (package (inherit python-gst)
-    (name "python2-gst")
-    (native-inputs
-     `(("pkg-config" ,pkg-config)
-       ("python" ,python-2)))
-    (propagated-inputs
-     `(("gst-plugins-base" ,gst-plugins-base)
-       ("python-pygobject" ,python2-pygobject)))))
+    (license license:lgpl2.1+)))
 
 (define-public gst123
   (package
diff --git a/gnu/packages/guile-xyz.scm b/gnu/packages/guile-xyz.scm
index f4a1e40a18..88c0586dc9 100644
--- a/gnu/packages/guile-xyz.scm
+++ b/gnu/packages/guile-xyz.scm
@@ -701,8 +701,8 @@ It has a nice, simple s-expression based syntax.")
     (inputs `(("guile" ,guile-2.2)))))
 
 (define-public guile-squee
-  (let ((commit "a85902a92bf6f58a1d35fd974a01ade163deda8d")
-        (revision "0"))
+  (let ((commit "7dcd22b54fd56c9e629489191bb27ac80ecea9db")
+        (revision "1"))
     (package
       (name "guile-squee")
       (version (string-append "0-" revision "." (string-take commit 7)))
@@ -714,7 +714,7 @@ It has a nice, simple s-expression based syntax.")
                 (file-name (git-file-name name version))
                 (sha256
                  (base32
-                  "0p1lpsp4kx57j3ai1dkxilm4ziavzzx8wbbc42m3hpziq0a7qz5z"))))
+                  "1568sk6ada7x9qpfhax0qq1bq93qll1q7nyjrb7h3c1c3lc9sc15"))))
       (build-system guile-build-system)
       (arguments
        '(#:phases
@@ -845,8 +845,8 @@ Vicare Scheme and IronScheme.  Right now it contains:
     (license license:bsd-3)))
 
 (define-public guile-prometheus
-  (let ((commit "cbc6e1b03512443a03d66414c426adb8470b5f2b")
-        (revision "0"))
+  (let ((commit "8980f39bafb3e59d6de17e7b311df4932e5b5182")
+        (revision "1"))
     (package
     (name "guile-prometheus")
     (version (git-version "0" revision commit))
@@ -857,13 +857,14 @@ Vicare Scheme and IronScheme.  Right now it contains:
                     (commit commit)))
               (sha256
                (base32
-                "1k1qg4ia87w2ipnf8cpikdc67lxi5bmahkhgk2x0i9ibdyvqb7np"))
+                "04vwza78b5nq0szzxzvpnfjyfkb4pqf2w4dx3kz1f082n01xnwss"))
               (file-name (string-append name "-" version "-checkout"))))
     (build-system gnu-build-system)
     (native-inputs
      `(("pkg-config" ,pkg-config)
        ("autoconf" ,autoconf)
-       ("automake" ,automake)))
+       ("automake" ,automake)
+       ("guile" ,guile-3.0)))
     (inputs
      `(("guile" ,guile-3.0)))
     (home-page "https://git.cbaines.net/guile/prometheus")
diff --git a/gnu/packages/hardware.scm b/gnu/packages/hardware.scm
index 211a5a34ac..e4a8112a7d 100644
--- a/gnu/packages/hardware.scm
+++ b/gnu/packages/hardware.scm
@@ -52,14 +52,14 @@
 (define-public ddcutil
   (package
     (name "ddcutil")
-    (version "0.9.8")
+    (version "0.9.9")
     (source
      (origin
        (method url-fetch)
        (uri (string-append "https://www.ddcutil.com/tarballs/"
                            "ddcutil-" version ".tar.gz"))
        (sha256
-        (base32 "13ccxbqgyz4ah9jwbcylnfkgl8j3ida8xd00xkcq4xnfyyv5mg6v"))))
+        (base32 "0anyxy53k2613hq9glaad16llqlv6iim5p8gz0rs5pnpp8p00dg1"))))
     (build-system gnu-build-system)
     (native-inputs
      `(("pkg-config" ,pkg-config)))
diff --git a/gnu/packages/haskell-apps.scm b/gnu/packages/haskell-apps.scm
index 07bf26669b..6c1ecb4ba3 100644
--- a/gnu/packages/haskell-apps.scm
+++ b/gnu/packages/haskell-apps.scm
@@ -339,14 +339,14 @@ to @code{cabal repl}).")
 (define-public git-annex
   (package
     (name "git-annex")
-    (version "8.20200908")
+    (version "8.20201007")
     (source
      (origin
        (method url-fetch)
        (uri (string-append "https://hackage.haskell.org/package/"
                            "git-annex/git-annex-" version ".tar.gz"))
        (sha256
-        (base32 "1113inl10f4m0699ba2zglaqlfqvwhqjkqg6r6m1d5rqv5brswb1"))))
+        (base32 "0v11yc4kkxnzvwqry277dpjwlavinrjiagfw0ayhrfwd703j1y8a"))))
     (build-system haskell-build-system)
     (arguments
      `(#:configure-flags
diff --git a/gnu/packages/hurd.scm b/gnu/packages/hurd.scm
index 98fe594b7f..47c7e17573 100644
--- a/gnu/packages/hurd.scm
+++ b/gnu/packages/hurd.scm
@@ -157,6 +157,17 @@ for other software in the GNU system that uses Mach-based inter-process
 communication.")
     (license gpl2+)))
 
+(define-public mig/32-bit
+  ;; When cross-compiling from x86_64-linux to i586-gnu, we need this 32-bit
+  ;; native MIG.
+  (package
+    (inherit mig)
+    (arguments
+     (substitute-keyword-arguments (package-arguments mig)
+       ((#:system _ #f)
+        "i686-linux")))
+    (properties `((hidden? . #t)))))
+
 (define-public hurd-headers
   ;; Resort to a post-0.9 snapshot that provides the 'file_utimens' and
   ;; 'file_exec_paths' RPCs that glibc 2.28 expects.
@@ -536,9 +547,7 @@ exec ${system}/rc \"$@\"
        ("mig" ,(if (%current-target-system)
                    ;; XXX: When targeting i586-pc-gnu, we need a 32-bit MiG,
                    ;; hence this hack.
-                   (package
-                     (inherit mig)
-                     (arguments `(#:system "i686-linux")))
+                   mig/32-bit
                    mig))
        ("perl" ,perl)
        ("texinfo" ,texinfo-4)
diff --git a/gnu/packages/idutils.scm b/gnu/packages/idutils.scm
index 81715591b4..26472c6900 100644
--- a/gnu/packages/idutils.scm
+++ b/gnu/packages/idutils.scm
@@ -1,6 +1,6 @@
 ;;; GNU Guix --- Functional package management for GNU
 ;;; Copyright © 2012, 2013, 2015 Ludovic Courtès <ludo@gnu.org>
-;;; Copyright © 208 Efraim Flashner <efraim@flashner.co.il>
+;;; Copyright © 2018 Efraim Flashner <efraim@flashner.co.il>
 ;;;
 ;;; This file is part of GNU Guix.
 ;;;
diff --git a/gnu/packages/kde.scm b/gnu/packages/kde.scm
index daa59ad6be..385d36fdc6 100644
--- a/gnu/packages/kde.scm
+++ b/gnu/packages/kde.scm
@@ -135,7 +135,7 @@ This package contains GUI widgets for baloo.")
      (list license:lgpl2.1+ license:fdl1.2+))))
 
 (define-public kdenlive
-  (let ((version "20.08.1"))
+  (let ((version "20.08.2"))
     (package
       (name "kdenlive")
       (version version)
@@ -147,8 +147,7 @@ This package contains GUI widgets for baloo.")
                (commit (string-append "v" version))))
          (file-name (string-append name "-" version "-checkout"))
          (sha256
-          (base32
-           "15mpw1sysy7mky8fcj0x4zbspz0na7q76xdfj0j8hsggg9d3yq8l"))))
+          (base32 "1zcckv4wj12pvxjg85c8l67vi3amz79yv8mf7m4fbxnam3yxhy90"))))
       (build-system cmake-build-system)
       (native-inputs
        `(("extra-cmake-modules" ,extra-cmake-modules)
@@ -628,7 +627,10 @@ different notification systems.")
        ("qca" ,qca)
        ("qtbase" ,qtbase)
        ("qtdeclarative" ,qtdeclarative)
+       ("qtgraphicaleffects" ,qtgraphicaleffects)
        ("qtmultimedia" ,qtmultimedia)
+       ("qtquickcontrols" ,qtquickcontrols)
+       ("qtquickcontrols2" ,qtquickcontrols2)
        ("qtx11extras" ,qtx11extras)))
     (home-page "https://community.kde.org/KDEConnect")
     (synopsis "Enable your devices to communicate with each other")
diff --git a/gnu/packages/language.scm b/gnu/packages/language.scm
index 8961cf98c0..039854a2b1 100644
--- a/gnu/packages/language.scm
+++ b/gnu/packages/language.scm
@@ -1053,7 +1053,7 @@ noun phrases, verb phrases, etc.).")
 (define-public praat
   (package
     (name "praat")
-    (version "6.1.16")
+    (version "6.1.26")
     (source (origin
               (method git-fetch)
               (uri (git-reference
@@ -1062,10 +1062,10 @@ noun phrases, verb phrases, etc.).")
               (file-name (git-file-name name version))
               (sha256
                (base32
-                "1rx4qvl0dd85x0r6pl0zk4bysx9ykxl05kywjr4pyvv6dvpswkrm"))))
+                "12y4x7c34ddlg22kc82n17if1dqm8lyap9jg0kh1vagkdm9dy02w"))))
     (build-system gnu-build-system)
     (arguments
-     `(#:tests? #f; no test target
+     `(#:tests? #f                      ; no test target
        #:phases
        (modify-phases %standard-phases
          (replace 'configure
diff --git a/gnu/packages/libcanberra.scm b/gnu/packages/libcanberra.scm
index 32d1cd3605..2d08fb46e3 100644
--- a/gnu/packages/libcanberra.scm
+++ b/gnu/packages/libcanberra.scm
@@ -69,7 +69,8 @@
       ;; his pleasure.
       (patch-flags '("-p0"))
       (patches
-       (search-patches "libcanberra-sound-theme-freedesktop.patch"))))
+       (search-patches "libcanberra-sound-theme-freedesktop.patch"
+                       "libcanberra-wayland-crash.patch"))))
     (build-system gnu-build-system)
     (inputs
      `(("alsa-lib" ,alsa-lib)
diff --git a/gnu/packages/libusb.scm b/gnu/packages/libusb.scm
index 5ebc066ac8..f109ca0d8b 100644
--- a/gnu/packages/libusb.scm
+++ b/gnu/packages/libusb.scm
@@ -6,7 +6,7 @@
 ;;; Copyright © 2016 Efraim Flashner <efraim@flashner.co.il>
 ;;; Copyright © 2016 Theodoros Foradis <theodoros@foradis.org>
 ;;; Copyright © 2017 Jonathan Brielmaier <jonathan.brielmaier@web.de>
-;;; Copyright © 2018 Tobias Geerinckx-Rice <me@tobias.gr>
+;;; Copyright © 2018, 2020 Tobias Geerinckx-Rice <me@tobias.gr>
 ;;; Copyright © 2018 Vagrant Cascadian <vagrant@debian.org>
 ;;; Copyright © 2020 Marius Bakke <mbakke@fastmail.com>
 ;;; Copyright © 2020 Christopher Howard <christopher@librehacker.com>
@@ -492,14 +492,14 @@ over USB.")
 (define-public libmtp
   (package
     (name "libmtp")
-    (version "1.1.17")
+    (version "1.1.18")
     (source (origin
              (method url-fetch)
              (uri (string-append "mirror://sourceforge/libmtp/libmtp/" version
                                  "/libmtp-" version ".tar.gz"))
              (sha256
               (base32
-               "1p3r38nvdip40ab1h4scj3mzfjkx6kd14szjqyw9r6wz5pslr8zq"))))
+               "1w41l93yi0dmw218daiw36rylkc8rammxx37csh1ij24q18gx03j"))))
     (build-system gnu-build-system)
     (native-inputs
      `(("pkg-config" ,pkg-config)))
diff --git a/gnu/packages/linux.scm b/gnu/packages/linux.scm
index 0e81009059..a1a482f290 100644
--- a/gnu/packages/linux.scm
+++ b/gnu/packages/linux.scm
@@ -49,6 +49,8 @@
 ;;; Copyright © 2020 Michael Rohleder <mike@rohleder.de>
 ;;; Copyright © 2020 Anders Thuné <asse.97@gmail.com>
 ;;; Copyright © 2020 Maxim Cournoyer <maxim.cournoyer@gmail.com>
+;;; Copyright © 2020 Greg Hogan <code@greghogan.com>
+;;; Copyright © 2020 Zhu Zihao <all_but_last@163.com>
 ;;;
 ;;; This file is part of GNU Guix.
 ;;;
@@ -349,7 +351,7 @@ corresponding UPSTREAM-SOURCE (an origin), using the given DEBLOB-SCRIPTS."
 
 ;; The current "stable" kernel. That is, the most recently released major
 ;; version.
-(define-public linux-libre-5.8-version "5.8.13")
+(define-public linux-libre-5.8-version "5.8.14")
 (define deblob-scripts-5.8
   (linux-libre-deblob-scripts
    linux-libre-5.8-version
@@ -357,7 +359,7 @@ corresponding UPSTREAM-SOURCE (an origin), using the given DEBLOB-SCRIPTS."
    (base32 "0j6jba5fcddqlb42f95gjl78jisfla4nswqila074gglcrbnl9q7")))
 (define-public linux-libre-5.8-pristine-source
   (let ((version linux-libre-5.8-version)
-        (hash (base32 "039j4ckx2p6rfpgqc5gzn6xc1krvhy0ivkjxck83s66xgqbkcngj")))
+        (hash (base32 "1bzh82jpwcxsdzp6p1r8qlq9v5x79flhnzyimkcll8wdh28pjxpf")))
    (make-linux-libre-source version
                             (%upstream-linux-source version hash)
                             deblob-scripts-5.8)))
@@ -365,7 +367,7 @@ corresponding UPSTREAM-SOURCE (an origin), using the given DEBLOB-SCRIPTS."
 ;; The "longterm" kernels — the older releases with long-term upstream support.
 ;; Here are the support timelines:
 ;; <https://www.kernel.org/category/releases.html>
-(define-public linux-libre-5.4-version "5.4.69")
+(define-public linux-libre-5.4-version "5.4.70")
 (define deblob-scripts-5.4
   (linux-libre-deblob-scripts
    linux-libre-5.4-version
@@ -373,12 +375,12 @@ corresponding UPSTREAM-SOURCE (an origin), using the given DEBLOB-SCRIPTS."
    (base32 "1b3q88i2qfdxyvpi9f7jds0qlb8hfpw87mgia096ax6822c2cmyb")))
 (define-public linux-libre-5.4-pristine-source
   (let ((version linux-libre-5.4-version)
-        (hash (base32 "19vxsbwvfwyz1w6m7sp38d504w98zwjxaap4hfhh6wrrddqivcx8")))
+        (hash (base32 "01shqhibrxirl9bik8jwiag70n9n0l7782xh73gkb8jvbh4dicy0")))
    (make-linux-libre-source version
                             (%upstream-linux-source version hash)
                             deblob-scripts-5.4)))
 
-(define-public linux-libre-4.19-version "4.19.149")
+(define-public linux-libre-4.19-version "4.19.150")
 (define deblob-scripts-4.19
   (linux-libre-deblob-scripts
    linux-libre-4.19-version
@@ -386,7 +388,7 @@ corresponding UPSTREAM-SOURCE (an origin), using the given DEBLOB-SCRIPTS."
    (base32 "1jiaw0as1ippkrjdpd52657w5mz9qczg3y2hlra7m9k0xawwiqlf")))
 (define-public linux-libre-4.19-pristine-source
   (let ((version linux-libre-4.19-version)
-        (hash (base32 "001alvxgyb1n0fgbfi5dkzjviid32lyjfjwd3jwmcallcsdcpkfr")))
+        (hash (base32 "1kmsrinhy67vh34m6z3xinwg3v6z8jm7v1asq6rqqkba13phkxzj")))
     (make-linux-libre-source version
                              (%upstream-linux-source version hash)
                              deblob-scripts-4.19)))
@@ -1109,8 +1111,8 @@ RTL8812AU, RTL8821AU, and RTL8814AU chips.")
       (license license:gpl2+))))
 
 (define-public rtl8821ce-linux-module
-  (let ((commit "69765eb288a8dfad3b055b906760b53e02ab1dea")
-        (revision "0"))
+  (let ((commit "fe97b5003f2f3dd070f76ec38c00b83798c1cdea")
+        (revision "1"))
     (package
       (name "rtl8821ce-linux-module")
       (version (git-version "0.0.0" revision commit))
@@ -1123,7 +1125,7 @@ RTL8812AU, RTL8821AU, and RTL8814AU chips.")
          (file-name (git-file-name name version))
          (sha256
           (base32
-           "17jiw25k74kv5lnvgycvj2g1n06hbrpjz6p4znk4a62g136rhn4s"))))
+           "10mrp63npbqb39c442vx8mra278hw7sczb3b6bjrpr3gan6ljshn"))))
       (build-system linux-module-build-system)
       (arguments
        `(#:make-flags
@@ -7002,19 +7004,25 @@ the superuser to make device nodes.")
 (define-public fakeroot
   (package
     (name "fakeroot")
-    (version "1.24")
+    (version "1.25.1")
     (source (origin
+              ;; There are no tags in the repository, so take this snapshot.
               (method url-fetch)
               (uri (string-append "https://deb.debian.org/debian/pool/main/f/"
                                   "fakeroot/fakeroot_" version ".orig.tar.gz"))
               (file-name (string-append name "-" version ".tar.gz"))
               (sha256
                (base32
-                "1vb6f93hjyqnwx8dc8mm3dgma7axgqk8s7sdsjs8l2rpc0qmn11f"))))
+                "1ianaacwpjcw02shfiyybkqh5r6il4lvxin10n4y66kw0p7i3kcm"))))
     (build-system gnu-build-system)
     (arguments
      `(#:phases
        (modify-phases %standard-phases
+         (replace 'bootstrap
+           (lambda _
+             ;; The "preroll" script takes care of Autoconf and also
+             ;; prepares the translated manuals.
+             (invoke "sh" "./preroll")))
         (add-after 'configure 'patch-Makefile
           (lambda _
             ;; Note: The root of the problem is already in "Makefile.am".
@@ -7054,21 +7062,21 @@ the superuser to make device nodes.")
             ;; We don't have an /etc/passwd entry for "root" - use numeric IDs.
             (substitute* "test/compare-tar"
              (("tar -tvf") "tar --numeric-owner -tvf"))
-
-            ;; coreutils 8.32 changed 'ls' to use the statx() syscall instead
-            ;; of lstat().  fakeroot 1.24 does not support the former, so
-            ;; adjust these tests to use 'test -b' instead of 'ls' to test for
-            ;; block device.  See <https://bugs.gnu.org/41090>.
-            (substitute* '("test/t.mknod" "test/t.chmod_dev")
-              (("ls -ld? \\$tmp/hda3")
-               "test -b $tmp/hda3 && echo block || echo fail"))
             #t)))))
     (native-inputs
-     `(("acl" ,acl)
-       ("sharutils" ,sharutils) ; for the tests
-       ("xz" ,xz))) ; for the tests
+     `(;; For bootstrapping the package.
+       ("autoconf" ,autoconf)
+       ("automake" ,automake)
+       ("libtool" ,libtool)
+       ("gettext" ,gettext-minimal)
+       ("po4a" ,po4a)
+
+       ;; For tests.
+       ("sharutils" ,sharutils)
+       ("xz" ,xz)))
     (inputs
-     `(("libcap" ,libcap/next)
+     `(("acl" ,acl)
+       ("libcap" ,libcap/next)
        ("util-linux" ,util-linux)
        ("sed" ,sed)
        ("coreutils" ,coreutils)))
@@ -7200,7 +7208,7 @@ of Linux application development.")
   (package
     (inherit pipewire)
     (name "pipewire")
-    (version "0.3.10")
+    (version "0.3.13")
     (source (origin
               (method git-fetch)
               (uri (git-reference
@@ -7209,7 +7217,7 @@ of Linux application development.")
               (file-name (git-file-name name version))
               (sha256
                (base32
-                "1y293sfhhmzbgnlvs46bpiyimlii5nk71f8115qxs8sviwlsdr3w"))))
+                "19j5kmb7iaivkq2agfzncfm2qms41ckqi0ddxvhpc91ihwprdc5w"))))
     (arguments
      '(#:configure-flags
        (list (string-append "-Dudevrulesdir=" (assoc-ref %outputs "out")
@@ -7373,9 +7381,8 @@ persistent over reboots.")
      `(#:tests? #f                      ; no tests
        #:make-flags
        (list
-        (string-append "PREFIX=''")
-        (string-append "DESTDIR=" (assoc-ref %outputs "out"))
-        (string-append "LIBDIR=/lib")
+        (string-append "PREFIX=" (assoc-ref %outputs "out"))
+        (string-append "LIBDIR=$(PREFIX)/lib")
         (string-append
          "CC=" (assoc-ref %build-inputs "gcc") "/bin/gcc"))
        #:phases
@@ -7586,3 +7593,38 @@ iptables rule and benefit from the speed of IP sets.
 @end itemize\n
 then IP sets may be the proper tool for you.")
     (license license:gpl2+)))
+
+(define-public liburing
+  (package
+    (name "liburing")
+    (version "0.7")
+    (source (origin
+              (method git-fetch)
+              (uri (git-reference
+                    (url "https://git.kernel.dk/liburing")
+                    (commit (string-append "liburing-" version))))
+              (file-name (git-file-name name version))
+              (sha256
+               (base32
+                "15z44l7y4c6s6dlf7v8lq4znlsjbja2r4ifbni0l8cdcnq0w3zh3"))))
+    (build-system gnu-build-system)
+    (arguments
+     `(;; Tests are dependent on kernel version and features
+       #:tests? #f
+       #:phases
+       (modify-phases %standard-phases
+         (replace 'configure
+           ;; configure fails if it is followed by SHELL, CONFIG_SHELL,
+           ;; --enable-fast-install, and --build
+           (lambda* (#:key outputs #:allow-other-keys)
+             (let ((out (assoc-ref outputs "out")))
+               (setenv "SHELL" (which "sh"))
+               (setenv "CONFIG_SHELL" (which "sh"))
+               (invoke "./configure" (string-append "--prefix=" out))))))))
+    (home-page "https://github.com/axboe/liburing")
+    (synopsis "Interface to the Linux kernel @code{io_uring} interface")
+    (description "This is the io_uring library, liburing. liburing provides
+helpers to setup and teardown io_uring instances, and also a simplified
+interface for applications that don't need (or want) to deal with the full
+kernel side implementation.")
+    (license license:expat)))
diff --git a/gnu/packages/lisp-xyz.scm b/gnu/packages/lisp-xyz.scm
index 729ca5b4ea..1f0006964b 100644
--- a/gnu/packages/lisp-xyz.scm
+++ b/gnu/packages/lisp-xyz.scm
@@ -3096,6 +3096,7 @@ Rosenberg's Common Lisp packages.")
          (uri (git-reference
                (url "http://git.kpe.io/cl-base64.git/")
                (commit commit)))
+         (file-name (git-file-name name version))
          (sha256
           (base32 "12jj54h0fs6n237cvnp8v6hn0imfksammq22ys6pi0gwz2w47rbj"))))
       (build-system asdf-build-system/sbcl)
@@ -10946,3 +10947,88 @@ web applications.  Caveman2 has three design goals:
 
 (define-public ecl-caveman
   (sbcl-package->ecl-package sbcl-caveman))
+
+(define-public sbcl-lambda-fiddle
+  (let ((commit "d16bba55acf6065b412f64ab8fdff679a4a32b1e") ;; no tagged branch
+	(revision "1"))
+    (package
+      (name "sbcl-lambda-fiddle")
+      (version (git-version "1.0.0" revision commit))
+      (source
+       (origin
+         (method git-fetch)
+         (uri (git-reference
+               (url "https://github.com/Shinmera/lambda-fiddle")
+               (commit commit)))
+         (file-name (git-file-name name version))
+         (sha256
+          (base32 "1zarj1pqjqmk95kdx1axkgpwy2wq3canczk7f9z5hvaw5an6gand"))))
+      (build-system asdf-build-system/sbcl)
+      (home-page "https://github.com/Shinmera/lambda-fiddle")
+      (synopsis "Collection of utilities to process lambda-lists")
+      (description "This collection of utilities is useful in contexts where
+you want a macro that uses lambda-lists in some fashion but need more precise
+processing.")
+      (license license:zlib))))
+
+(define-public cl-lambda-fiddle
+  (sbcl-package->cl-source-package sbcl-lambda-fiddle))
+
+(define-public ecl-lambda-fiddle
+  (sbcl-package->ecl-package sbcl-lambda-fiddle))
+
+(define-public sbcl-xmls
+  (let ((commit "18546f0850b1338e03997ffd1696add1cb1800d1") ;; no tagged branch
+	(revision "1"))
+    (package
+      (name "sbcl-xmls")
+      (version (git-version "3.0.2" revision commit))
+      (source
+       (origin
+         (method git-fetch)
+         (uri (git-reference
+               (url "https://github.com/rpgoldman/xmls")
+               (commit commit)))
+         (file-name (git-file-name name version))
+         (sha256
+          (base32 "1lmvfml2ldbb1wkhm25jqqk2bhwsz52hhcgljbnzj1xr8xhc3anp"))))
+      (native-inputs
+       `(("fiveam" ,sbcl-fiveam)))
+      (build-system asdf-build-system/sbcl)
+      (home-page "https://github.com/rpgoldman/xmls")
+      (synopsis "Non-validating XML parser for Common Lisp")
+      (description "Xmls is a self-contained, easily embedded parser that
+recognizes a useful subset of the XML spec.  It provides a simple mapping from
+XML to Lisp structures or s-expressions and back.")
+      (license license:bsd-2))))
+
+(define-public cl-xmls
+  (sbcl-package->cl-source-package sbcl-xmls))
+
+(define-public ecl-xmls
+  (sbcl-package->ecl-package sbcl-xmls))
+
+(define-public sbcl-geco
+  (package
+    (name "sbcl-geco")
+    (version "2.01a")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (string-append "https://common-lisp.net/project/geco/download/"
+                           "geco-" version ".tar.gz"))
+       (sha256
+        (base32 "0kk0bzr1019cfmf2b1jl1rk9shv3gx5z1znifxllg9mb98yqsgw0"))))
+    (build-system asdf-build-system/sbcl)
+    (home-page "https://common-lisp.net/project/geco/")
+    (synopsis "Genetic algorithm toolkit for Common Lisp")
+    (description
+     "GECO (Genetic Evolution through Combination of Objects) is an extensible,
+object-oriented framework for prototyping genetic algorithms in Common Lisp.")
+    (license license:lgpl2.1+)))
+
+(define-public cl-geco
+  (sbcl-package->cl-source-package sbcl-geco))
+
+(define-public ecl-geco
+  (sbcl-package->ecl-package sbcl-geco))
diff --git a/gnu/packages/lisp.scm b/gnu/packages/lisp.scm
index c2a3fa49b7..c2114e6935 100644
--- a/gnu/packages/lisp.scm
+++ b/gnu/packages/lisp.scm
@@ -51,10 +51,8 @@
   #:use-module (gnu packages admin)
   #:use-module (gnu packages base)
   #:use-module (gnu packages bdw-gc)
-  #:use-module (gnu packages bison)
   #:use-module (gnu packages compression)
   #:use-module (gnu packages ed)
-  #:use-module (gnu packages flex)
   #:use-module (gnu packages fontutils)
   #:use-module (gnu packages gcc)
   #:use-module (gnu packages gettext)
@@ -811,7 +809,7 @@ enough to play the original mainframe Zork all the way through.")
 (define-public txr
   (package
     (name "txr")
-    (version "243")
+    (version "244")
     (source
      (origin
        (method git-fetch)
@@ -820,7 +818,7 @@ enough to play the original mainframe Zork all the way through.")
              (commit (string-append "txr-" version))))
        (file-name (git-file-name name version))
        (sha256
-        (base32 "08rrl7ac6jnx0zfchzbpvs3qidrbjrl9c7p8s1wms90lp10i18ak"))))
+        (base32 "1bzhb1pms6gjzphbsimhwdyq46ik1m7sgldigg5l1q7bppg9r3i0"))))
     (build-system gnu-build-system)
     (arguments
      `(#:configure-flags
@@ -842,9 +840,6 @@ enough to play the original mainframe Zork all the way through.")
                                 "tests/017/realpath.expected")
                (("/usr/bin") "/"))
              #t)))))
-    (native-inputs
-     `(("bison" ,bison)
-       ("flex" ,flex)))
     (inputs
      `(("libffi" ,libffi)))
     (synopsis "General-purpose, multi-paradigm programming language")
diff --git a/gnu/packages/llvm.scm b/gnu/packages/llvm.scm
index 15078a1168..358fbfff0a 100644
--- a/gnu/packages/llvm.scm
+++ b/gnu/packages/llvm.scm
@@ -80,7 +80,7 @@ as \"x86_64-linux\"."
              ("i686"        => "X86")
              ("i586"        => "X86"))))
 
-(define (llvm-download-uri component version)
+(define (llvm-uri component version)
   (if (version>=? version "9.0.1")
       (string-append "https://github.com/llvm/llvm-project/releases/download"
                      "/llvmorg-" version "/" component "-" version ".src.tar.xz")
@@ -94,7 +94,7 @@ as \"x86_64-linux\"."
     (source
      (origin
       (method url-fetch)
-      (uri (llvm-download-uri "llvm" version))
+      (uri (llvm-uri "llvm" version))
       (sha256
        (base32
         "1pwgm6cr0xr5a0hrbqs1zvsvvjvy0yq1y47c96804wcs795s90yz"))))
@@ -157,7 +157,7 @@ of programming tools as well as libraries with equivalent functionality.")
     (source
      (origin
        (method url-fetch)
-       (uri (llvm-download-uri "compiler-rt" version))
+       (uri (llvm-uri "compiler-rt" version))
        (sha256 (base32 hash))
        (patches (map search-patch patches))))
     (build-system cmake-build-system)
@@ -213,7 +213,7 @@ given PATCHES.  When TOOLS-EXTRA is given, it must point to the
     (source
      (origin
        (method url-fetch)
-       (uri (llvm-download-uri (if (version>=? version "9.0.1")
+       (uri (llvm-uri (if (version>=? version "9.0.1")
                                    "clang"
                                    "cfe")
                                version))
@@ -476,6 +476,12 @@ code analysis tools.")
                        (((names . directories) ...)
                         (union-build out directories)))
 
+                     ;; Create 'cc' and 'c++' so that one can use it as a
+                     ;; drop-in replacement for the default tool chain and
+                     ;; have configure scripts find the compiler.
+                     (symlink "clang" (string-append out "/bin/cc"))
+                     (symlink "clang++" (string-append out "/bin/c++"))
+
                      (union-build (assoc-ref %outputs "debug")
                                   (list (assoc-ref %build-inputs
                                                    "libc-debug")))
@@ -484,7 +490,11 @@ code analysis tools.")
                                                    "libc-static")))
                      #t))))
 
-    (native-search-paths (package-native-search-paths clang))
+    (native-search-paths
+     (append (package-native-search-paths clang)
+             (list (search-path-specification     ;copied from glibc
+                    (variable "GUIX_LOCPATH")
+                    (files '("lib/locale"))))))
     (search-paths (package-search-paths clang))
 
     (license (package-license clang))
@@ -514,7 +524,7 @@ output), and Binutils.")
                    #:tools-extra
                    (origin
                      (method url-fetch)
-                     (uri (llvm-download-uri "clang-tools-extra"
+                     (uri (llvm-uri "clang-tools-extra"
                                              (package-version llvm-10)))
                      (sha256
                       (base32
@@ -530,7 +540,7 @@ output), and Binutils.")
     (source
      (origin
        (method url-fetch)
-       (uri (llvm-download-uri "llvm" version))
+       (uri (llvm-uri "llvm" version))
        (sha256
         (base32
          "16hwp3qa54c3a3v7h8nlw0fh5criqh0hlr1skybyk0cz70gyx880"))
@@ -566,7 +576,7 @@ output), and Binutils.")
     (version (package-version llvm-10))
     (source (origin
               (method url-fetch)
-              (uri (llvm-download-uri "lld" version))
+              (uri (llvm-uri "lld" version))
               (sha256
                (base32
                 "026pwcbczcg0j5c9h7hxxrn3ki81ia9m9sfn0sy0bvzffv2xg85r"))))
@@ -590,7 +600,7 @@ components which highly leverage existing libraries in the larger LLVM Project."
     (version "8.0.0")
     (source (origin
               (method url-fetch)
-              (uri (llvm-download-uri "llvm" version))
+              (uri (llvm-uri "llvm" version))
               (sha256
                (base32
                 "0k124sxkfhfi1rca6kzkdraf4axhx99x3cw2rk55056628dvwwl8"))))
@@ -616,7 +626,7 @@ components which highly leverage existing libraries in the larger LLVM Project."
     (version "7.0.1")
     (source (origin
               (method url-fetch)
-              (uri (llvm-download-uri "llvm" version))
+              (uri (llvm-uri "llvm" version))
               (sha256
                (base32
                 "16s196wqzdw4pmri15hadzqgdi926zln3an2viwyq0kini6zr3d3"))))))
@@ -641,7 +651,7 @@ components which highly leverage existing libraries in the larger LLVM Project."
     (version "6.0.1")
     (source (origin
               (method url-fetch)
-              (uri (llvm-download-uri "llvm" version))
+              (uri (llvm-uri "llvm" version))
               (sha256
                (base32
                 "1qpls3vk85lydi5b4axl0809fv932qgsqgdgrk098567z4jc7mmn"))))))
@@ -667,7 +677,7 @@ components which highly leverage existing libraries in the larger LLVM Project."
     (source
      (origin
       (method url-fetch)
-      (uri (llvm-download-uri "llvm" version))
+      (uri (llvm-uri "llvm" version))
       (sha256
        (base32
         "1vi9sf7rx1q04wj479rsvxayb6z740iaz3qniwp266fgp5a07n8z"))))
@@ -699,7 +709,7 @@ components which highly leverage existing libraries in the larger LLVM Project."
     (source
      (origin
       (method url-fetch)
-      (uri (llvm-download-uri "llvm" version))
+      (uri (llvm-uri "llvm" version))
       (sha256
        (base32
         "1ybmnid4pw2hxn12ax5qa5kl1ldfns0njg8533y3mzslvd5cx0kf"))))))
@@ -723,7 +733,7 @@ components which highly leverage existing libraries in the larger LLVM Project."
     (source
      (origin
        (method url-fetch)
-       (uri (llvm-download-uri "llvm" version))
+       (uri (llvm-uri "llvm" version))
        (sha256
         (base32
          "1masakdp9g2dan1yrazg7md5am2vacbkb3nahb3dchpc1knr8xxy"))))))
@@ -747,7 +757,7 @@ components which highly leverage existing libraries in the larger LLVM Project."
     (source
      (origin
        (method url-fetch)
-       (uri (llvm-download-uri "llvm" version))
+       (uri (llvm-uri "llvm" version))
        (sha256
         (base32
          "153vcvj8gvgwakzr4j0kndc0b7wn91c2g1vy2vg24s6spxcc23gn"))))))
@@ -769,7 +779,7 @@ components which highly leverage existing libraries in the larger LLVM Project."
     (source
      (origin
        (method url-fetch)
-       (uri (llvm-download-uri "llvm" version))
+       (uri (llvm-uri "llvm" version))
        (patches
         (search-patches "llvm-3.5-fix-clang-build-with-gcc5.patch"))
        (sha256
@@ -832,7 +842,7 @@ components which highly leverage existing libraries in the larger LLVM Project."
     (source
      (origin
        (method url-fetch)
-       (uri (llvm-download-uri "libcxx" version))
+       (uri (llvm-uri "libcxx" version))
        (sha256
         (base32
          "0d2bj5i6mk4caq7skd5nsdmz8c2m5w5anximl5wz3x32p08zz089"))))
@@ -872,7 +882,7 @@ use with Clang, targeting C++11, C++14 and above.")
     (source
      (origin
        (inherit (package-source libcxx))
-       (uri (llvm-download-uri "libcxx" version))
+       (uri (llvm-uri "libcxx" version))
        (sha256
         (base32
          "0rzw4qvxp6qx4l4h9amrq02gp7hbg8lw4m0sy3k60f50234gnm3n"))))
@@ -925,7 +935,7 @@ requirements according to version 1.1 of the OpenCL specification.")
     (version "9.0.1")
     (source (origin
               (method url-fetch)
-              (uri (llvm-download-uri "openmp" version))
+              (uri (llvm-uri "openmp" version))
               (sha256
                (base32
                 "1knafnpp0f7hylx8q20lkd6g1sf0flly572dayc5d5kghh7hd52w"))
diff --git a/gnu/packages/mail.scm b/gnu/packages/mail.scm
index b7267245e4..d2e62bd5ea 100644
--- a/gnu/packages/mail.scm
+++ b/gnu/packages/mail.scm
@@ -1209,7 +1209,7 @@ and search library.")
         (base32 "1k2m44pj5i6vfhp9icdqs42chsp208llanc666p3d9nww8ngq2lb"))))
     (build-system gnu-build-system)
     (native-inputs
-     `(("ghc-pandoc" ,ghc-pandoc)
+     `(("pandoc" ,pandoc)
        ("pkg-config" ,pkg-config)))
     (inputs
      `(("libcrypto" ,openssl)
@@ -3231,10 +3231,12 @@ on the fly.  Both programs are written in C and are very fast.")
          "12awq5z4sdd54cxprj834zajxhkpy4jwhzf1fhigcx1zbhdaacsp"))))
     (build-system perl-build-system)
     (inputs
-     `(("perl-net-dns" ,perl-net-dns)
-       ("perl-net-ssleay" ,perl-net-ssleay)))
+     `(("perl-io-socket-inet6" ,perl-io-socket-inet6)
+       ("perl-net-dns" ,perl-net-dns)
+       ("perl-net-ssleay" ,perl-net-ssleay)
+       ("perl-socket6" ,perl-socket6))) ; used by perl-io-socket-inet6
     (arguments
-     `(#:tests? #f ; No tests
+     `(#:tests? #f                      ; no tests
        #:phases
        (modify-phases %standard-phases
          (delete 'configure)
@@ -3268,7 +3270,7 @@ operators and scripters.")
 (define-public alpine
   (package
     (name "alpine")
-    (version "2.23.2")
+    (version "2.24")
     (source
      (origin
        (method git-fetch)
@@ -3281,7 +3283,7 @@ operators and scripters.")
              (commit (string-append "v" version))))
        (file-name (git-file-name name version))
        (sha256
-        (base32 "16ldmmcymrnpnbfc1kb2rhac7nzlc87wjawic4wfinkphd124d1y"))
+        (base32 "0d5ybnsv29gs8krl66db56avmssq28jlg0qj5i1wka05ncc3740d"))
        (modules '((guix build utils)))
        (snippet
         '(begin
diff --git a/gnu/packages/markup.scm b/gnu/packages/markup.scm
index 56a920d873..af08774c70 100644
--- a/gnu/packages/markup.scm
+++ b/gnu/packages/markup.scm
@@ -3,7 +3,7 @@
 ;;; Copyright © 2015 David Thompson <davet@gnu.org>
 ;;; Copyright © 2016, 2019 Efraim Flashner <efraim@flashner.co.il>
 ;;; Copyright © 2017 Nikita <nikita@n0.is>
-;;; Copyright © 2017, 2018, 2019 Tobias Geerinckx-Rice <me@tobias.gr>
+;;; Copyright © 2017, 2018, 2019, 2020 Tobias Geerinckx-Rice <me@tobias.gr>
 ;;; Copyright © 2020 Marius Bakke <mbakke@fastmail.com>
 ;;;
 ;;; This file is part of GNU Guix.
@@ -30,9 +30,11 @@
   #:use-module (guix build-system trivial)
   #:use-module (guix build-system cmake)
   #:use-module (guix build-system perl)
+  #:use-module (guix utils)
   #:use-module (gnu packages compression)
   #:use-module (gnu packages)
   #:use-module (gnu packages perl)
+  #:use-module (gnu packages pkg-config)
   #:use-module (gnu packages python)
   #:use-module (gnu packages web))
 
@@ -112,7 +114,7 @@ convert it to structurally valid XHTML (or HTML).")
 (define-public discount
   (package
     (name "discount")
-    (version "2.2.4")
+    (version "2.2.7")
     (source (origin
              (method url-fetch)
              (uri (string-append
@@ -120,10 +122,11 @@ convert it to structurally valid XHTML (or HTML).")
                    "discount/discount-" version ".tar.bz2"))
              (sha256
               (base32
-               "199hwajpspqil0a4y3yxsmhdp2dm73gqkzfk4mrwzsmlq8y1xzbl"))))
+               "024mxv0gpvilyfczarcgy5m7h4lv6qvhjfpf5i73qkxhszjjn9mi"))))
     (build-system gnu-build-system)
     (arguments
      `(#:test-target "test"
+       #:parallel-build? #f             ; libmarkdown won't be built in time
        #:make-flags (list
                      (string-append "LFLAGS=-L. -Wl,-rpath="
                                     (assoc-ref %outputs "out") "/lib"))
@@ -138,10 +141,15 @@ convert it to structurally valid XHTML (or HTML).")
              #t))
          (replace 'configure
            (lambda* (#:key inputs outputs #:allow-other-keys)
-             (setenv "CC" "gcc")
-             (invoke "./configure.sh"
-                     (string-append "--prefix=" (assoc-ref outputs "out"))
-                     "--shared"))))))
+             (let ((out (assoc-ref outputs "out")))
+               (setenv "CC" ,(cc-for-target))
+               ;; The ‘validate-runpath’ phase fails otherwise.
+               (setenv "LDFLAGS" (string-append "-Wl,-rpath=" out "/lib"))
+               (invoke "./configure.sh"
+                       (string-append "--prefix=" out)
+                       "--shared")))))))
+    (native-inputs
+     `(("pkg-config" ,pkg-config)))
     (synopsis "Markdown processing library, written in C")
     (description
      "Discount is a markdown implementation, written in C.  It provides a
diff --git a/gnu/packages/maths.scm b/gnu/packages/maths.scm
index 232ef40b9c..2a909ec1d4 100644
--- a/gnu/packages/maths.scm
+++ b/gnu/packages/maths.scm
@@ -40,6 +40,7 @@
 ;;; Copyright © 2020 Nicolò Balzarotti <nicolo@nixo.xyz>
 ;;; Copyright © 2020 B. Wilson <elaexuotee@wilsonb.com>
 ;;; Copyright © 2020 Vinicius Monego <monego@posteo.net>
+;;; Copyright © 2020 Simon Tournier <zimon.toutoune@gmail.com>
 ;;;
 ;;; This file is part of GNU Guix.
 ;;;
@@ -2156,7 +2157,7 @@ This is the certified version of the Open Cascade Technology (OCCT) library.")
 (define-public gmsh
   (package
     (name "gmsh")
-    (version "2.16.0")
+    (version "4.6.0")
     (source
      (origin
       (method git-fetch)
@@ -2168,12 +2169,11 @@ This is the certified version of the Open Cascade Technology (OCCT) library.")
                                         version)))))
       (file-name (git-file-name name version))
       (sha256
-       (base32 "08rq4jajwmlpivnm9yifz2jhaivnz065lnk0h2zv773nwl9wf162"))
+       (base32 "0m0pjxcy1bnr7a20i11lh0ih159pphq9wsvfjr3sfx4y3lginz5y"))
       (modules '((guix build utils)))
       (snippet
-       ;; Remove non-free METIS code
        '(begin
-          (delete-file-recursively "contrib/Metis")
+          (delete-file-recursively "contrib/metis")
           #t))))
     (build-system cmake-build-system)
     (propagated-inputs
@@ -2184,14 +2184,15 @@ This is the certified version of the Open Cascade Technology (OCCT) library.")
        ("lapack" ,lapack)
        ("mesa" ,mesa)
        ("glu" ,glu)
-       ("opencascade-oce" ,opencascade-oce)
+       ("metis" ,metis)
+       ("opencascade-occt" ,opencascade-occt)
        ("libx11" ,libx11)
        ("libxext" ,libxext)))
     (inputs
      `(("fontconfig" ,fontconfig)
        ("libxft" ,libxft)))
     (arguments
-     `(#:configure-flags `("-DENABLE_METIS:BOOL=OFF"
+     `(#:configure-flags `("-DENABLE_SYSTEM_CONTRIB:BOOL=ON"
                            "-DENABLE_BUILD_SHARED:BOOL=ON"
                            "-DENABLE_BUILD_DYNAMIC:BOOL=ON")))
     (home-page "http://gmsh.info/")
diff --git a/gnu/packages/messaging.scm b/gnu/packages/messaging.scm
index 6c47c07d4f..5e2a39fece 100644
--- a/gnu/packages/messaging.scm
+++ b/gnu/packages/messaging.scm
@@ -24,6 +24,7 @@
 ;;; Copyright © 2020 Reza Alizadeh Majd <r.majd@pantherx.org>
 ;;; Copyright © 2020 Jonathan Brielmaier <jonathan.brielmaier@web.de>
 ;;; Copyright © 2020 Mason Hock <chaosmonk@riseup.net>
+;;; Copyright © 2020 Michael Rohleder <mike@rohleder.de>
 ;;;
 ;;; This file is part of GNU Guix.
 ;;;
@@ -2319,7 +2320,7 @@ support for high performance Telegram Bot creation.")
 (define-public chatty
  (package
    (name "chatty")
-   (version "0.1.10")
+   (version "0.1.16")
    (source (origin
               (method git-fetch)
               (uri (git-reference
@@ -2328,7 +2329,7 @@ support for high performance Telegram Bot creation.")
               (file-name (git-file-name name version))
               (sha256
                (base32
-                "0czvqwjzsb0rvmgrmbh97m1b35rnwl41j7q32z4fcqb7bschibql"))))
+                "085hb3ii1cy0jb3f0mim25v5r5w3gpfsdpjid5dmrpw4gi88aa2x"))))
    (build-system meson-build-system)
    (arguments
     '(#:phases
@@ -2345,6 +2346,7 @@ support for high performance Telegram Bot creation.")
    (inputs
     `(("feedbackd" ,feedbackd)
       ("folks" ,folks)
+      ("gsettings-desktop-schemas" ,gsettings-desktop-schemas)
       ("libgcrypt" ,libgcrypt)
       ("libgee" ,libgee)
       ("libhandy" ,libhandy-0.0)
diff --git a/gnu/packages/mpd.scm b/gnu/packages/mpd.scm
index f8294434d1..f3e98ccb17 100644
--- a/gnu/packages/mpd.scm
+++ b/gnu/packages/mpd.scm
@@ -184,7 +184,7 @@ player daemon.")
 (define-public ncmpc
   (package
     (name "ncmpc")
-    (version "0.39")
+    (version "0.40")
     (source (origin
               (method url-fetch)
               (uri
@@ -193,7 +193,7 @@ player daemon.")
                               "/ncmpc-" version ".tar.xz"))
               (sha256
                (base32
-                "1a0i1wm9287kd4nqii28dp84260063kyl726yjzxzr7vq8hf7sv4"))))
+                "1pfkf2zl55g7krrp4qi5m8j9h4m9vc3rnz65f7gb75pbmiy5iyh9"))))
     (build-system meson-build-system)
     (arguments
      `(#:configure-flags
diff --git a/gnu/packages/music.scm b/gnu/packages/music.scm
index 879d90b241..6693f34037 100644
--- a/gnu/packages/music.scm
+++ b/gnu/packages/music.scm
@@ -29,6 +29,7 @@
 ;;; Copyright © 2020 Lars-Dominik Braun <lars@6xq.net>
 ;;; Copyright © 2020 Giacomo Leidi <goodoldpaul@autistici.org>
 ;;; Copyright © 2020 Michael Rohleder <mike@rohleder.de>
+;;; Copyright © 2020 Tanguy Le Carrour <tanguy@bioneland.org>
 ;;;
 ;;; This file is part of GNU Guix.
 ;;;
@@ -3159,6 +3160,13 @@ websites such as Libre.fm.")
     (arguments
      `(#:phases
        (modify-phases %standard-phases
+         ;; Reported upstream: <https://github.com/beetbox/beets/issues/3771>.
+         ;; Disable the faulty test as the fix is unclear.
+         (add-after 'unpack 'disable-failing-tests
+           (lambda _
+             (substitute* "test/test_mediafile.py"
+               (("def test_read_audio_properties") "def _test_read_audio_properties"))
+             #t))
          (add-after 'unpack 'set-HOME
            (lambda _
              (setenv "HOME" (string-append (getcwd) "/tmp"))
@@ -5538,7 +5546,7 @@ and as an LV2 plugin.")
     ;; distros to make necessary changes to integrate the software into the
     ;; distribution.
     (name "zrythm")
-    (version "0.8.911")
+    (version "1.0.0-alpha.3.0.1")
     (source
       (origin
         (method url-fetch)
@@ -5546,7 +5554,7 @@ and as an LV2 plugin.")
                             version ".tar.xz"))
         (sha256
           (base32
-            "1xyp70sjc2k5pfdqbwqa988v86da0rmmyl8ry86bqv4ja80sc6g9"))))
+            "06025367x08y4g9grhcn35bk1dsrpgm04c8l8j50i3p49dl3s1n0"))))
    (build-system meson-build-system)
    (arguments
     `(#:glib-or-gtk? #t
@@ -5558,15 +5566,8 @@ and as an LV2 plugin.")
         "-Dgraphviz=enabled" ; for exporting routing graphs
         "-Dguile=enabled" ; for Guile scripting
         "-Djack=enabled" ; for JACK audio/MIDI backend
-        "-Dsdl=enabled") ; for SDL audio backend (which uses ALSA)
-      #:phases
-      (modify-phases %standard-phases
-        (add-after 'unpack 'patch-xdg-open
-          (lambda _
-            (substitute* "src/utils/io.c"
-                         (("OPEN_DIR_CMD")
-                          (string-append "\"" (which "xdg-open") "\"")))
-            #t)))))
+        "-Drtmidi=enabled" ; for RtMidi backend (ALSA sequencer)
+        "-Dsdl=enabled"))) ; for SDL audio backend (which uses ALSA)
    (inputs
     `(("alsa-lib" ,alsa-lib)
       ("jack" ,jack-1)
diff --git a/gnu/packages/nano.scm b/gnu/packages/nano.scm
index be8483b4e3..71ce4713f9 100644
--- a/gnu/packages/nano.scm
+++ b/gnu/packages/nano.scm
@@ -30,13 +30,13 @@
 (define-public nano
   (package
     (name "nano")
-    (version "5.2")
+    (version "5.3")
     (source
      (origin
       (method url-fetch)
       (uri (string-append "mirror://gnu/nano/nano-" version ".tar.xz"))
       (sha256
-       (base32 "1qd7pn9g5dgzbfg4fb3nqxqgi2iqq0g6x33x8d1mx6mfw51xmhij"))))
+       (base32 "0lj3fcfzprmv9raydx8yq25lw81bs6g40rhd0fv9d6idcb7wphf5"))))
     (build-system gnu-build-system)
     (inputs
      `(("gettext" ,gettext-minimal)
diff --git a/gnu/packages/networking.scm b/gnu/packages/networking.scm
index 206b805ac3..8f07b21f26 100644
--- a/gnu/packages/networking.scm
+++ b/gnu/packages/networking.scm
@@ -13,7 +13,7 @@
 ;;; Copyright © 2016 Benz Schenk <benz.schenk@uzh.ch>
 ;;; Copyright © 2016, 2017 Pjotr Prins <pjotr.guix@thebird.nl>
 ;;; Copyright © 2017 Mathieu Othacehe <m.othacehe@gmail.com>
-;;; Copyright © 2017 Leo Famulari <leo@famulari.name>
+;;; Copyright © 2017, 2020 Leo Famulari <leo@famulari.name>
 ;;; Copyright © 2017, 2018, 2019, 2020 Efraim Flashner <efraim@flashner.co.il>
 ;;; Copyright © 2017, 2018, 2019 Rutger Helling <rhelling@mykolab.com>
 ;;; Copyright © 2017, 2019 Gábor Boskovits <boskovits@gmail.com>
@@ -346,6 +346,24 @@ performance across unpredictable networks, such as the Internet.")
     (home-page "https://www.srtalliance.org/")
     (license license:mpl2.0)))
 
+;; FFmpeg, GStreamer, and VLC don't support SRT 1.4.2 yet.
+(define-public srt-1.4.1
+  (package
+    (inherit srt)
+    (name "srt")
+    (version "1.4.1")
+    (source
+     (origin
+       (method git-fetch)
+       (uri
+        (git-reference
+         (url "https://github.com/Haivision/srt.git")
+         (commit (string-append "v" version))))
+       (file-name (git-file-name name version))
+       (sha256
+        (base32
+         "01xaq44j95kbgqfl41pnybvqy0yq6wd4wdw88ckylzf0nzp977xz"))))))
+
 (define-public lksctp-tools
   (package
     (name "lksctp-tools")
diff --git a/gnu/packages/ntp.scm b/gnu/packages/ntp.scm
index 5fa7d55845..2372c6138b 100644
--- a/gnu/packages/ntp.scm
+++ b/gnu/packages/ntp.scm
@@ -43,14 +43,14 @@
 (define-public chrony
   (package
     (name "chrony")
-    (version "3.5.1")
+    (version "4.0")
     (source
      (origin
        (method url-fetch)
        (uri (string-append "https://download.tuxfamily.org/chrony/"
                            "chrony-" version ".tar.gz"))
        (sha256
-        (base32 "19ywl8a3lb2id7lcna5hp2g4pjnfwdc9ihr0fk6i9m45vdq2za0v"))))
+        (base32 "09f6w2x5h5kamb4rhcbaz911q1f730qdalgsn8s48yjyqlafl9xy"))))
     (build-system gnu-build-system)
     (arguments
      `(#:modules ((srfi srfi-26)
@@ -80,7 +80,8 @@
     (native-inputs
      `(("pkg-config" ,pkg-config)))
     (inputs
-     `(("libcap" ,libcap/next)
+     `(("gnutls" ,gnutls)
+       ("libcap" ,libcap/next)
        ("libseccomp" ,libseccomp)
        ("nettle" ,nettle)))
     (home-page "https://chrony.tuxfamily.org/")
diff --git a/gnu/packages/package-management.scm b/gnu/packages/package-management.scm
index 2c537fd18f..5cc2ae7fd1 100644
--- a/gnu/packages/package-management.scm
+++ b/gnu/packages/package-management.scm
@@ -50,6 +50,7 @@
   #:use-module (gnu packages cpio)
   #:use-module (gnu packages crypto)
   #:use-module (gnu packages curl)
+  #:use-module (gnu packages databases)
   #:use-module (gnu packages dbm)
   #:use-module (gnu packages docbook)
   #:use-module (gnu packages file)
@@ -130,8 +131,8 @@
   ;; Note: the 'update-guix-package.scm' script expects this definition to
   ;; start precisely like this.
   (let ((version "1.1.0")
-        (commit "d27dbeb9d8f6c3a4c1d2fdbeb432717c119b73d1")
-        (revision 28))
+        (commit "875c01f82dc5f2c4ca82952ea88b3240fbe8bede")
+        (revision 30))
     (package
       (name "guix")
 
@@ -147,7 +148,7 @@
                       (commit commit)))
                 (sha256
                  (base32
-                  "0j60m9s47n23flfp2yn4ww4vsk8qvp500m2x1x0ib5bjywj1hiwl"))
+                  "0mh1hnrk84h5nzqp6aflh9ab3kxr5672c8bx44minzyd26177yik"))
                 (file-name (string-append "guix-" version "-checkout"))))
       (build-system gnu-build-system)
       (arguments
@@ -988,6 +989,92 @@ environments.")
     ;; and the fonts included in this package are licensed OFL1.1.
     (license (list license:gpl3+ license:agpl3+ license:silofl1.1))))
 
+(define-public guix-build-coordinator
+  (let ((commit "e701d4d7f24a11d94cf504e7efbcee4e1091b092")
+        (revision "1"))
+    (package
+    (name "guix-build-coordinator")
+    (version (git-version "0" revision commit))
+    (source (origin
+              (method git-fetch)
+              (uri (git-reference
+                    (url "https://git.cbaines.net/git/guix/build-coordinator")
+                    (commit commit)))
+              (sha256
+               (base32
+                "16f09sl527b6bgyxs2ybyjfncli60dwzg4v1c58h4hcl2zm8qx70"))
+              (file-name (string-append name "-" version "-checkout"))))
+    (build-system gnu-build-system)
+    (arguments
+     `(#:modules (((guix build guile-build-system)
+                   #:select (target-guile-effective-version))
+                  ,@%gnu-build-system-modules)
+       #:imported-modules ((guix build guile-build-system)
+                           ,@%gnu-build-system-modules)
+       #:phases
+       (modify-phases %standard-phases
+         (add-before 'build 'set-GUILE_AUTO_COMPILE
+           (lambda _
+             ;; To avoid warnings relating to 'guild'.
+             (setenv "GUILE_AUTO_COMPILE" "0")
+             #t))
+         (add-after 'install 'wrap-executable
+           (lambda* (#:key inputs outputs #:allow-other-keys)
+             (let* ((out (assoc-ref outputs "out"))
+                    (bin (string-append out "/bin"))
+                    (guile (assoc-ref inputs "guile"))
+                    (version (target-guile-effective-version))
+                    (scm (string-append out "/share/guile/site/" version))
+                    (go  (string-append out "/lib/guile/" version "/site-ccache")))
+               (for-each
+                (lambda (file)
+                  (simple-format (current-error-port) "wrapping: ~A\n" file)
+                  (wrap-program file
+                    `("PATH" ":" prefix
+                      (,bin
+                       ;; Support building without sqitch as an input, as it
+                       ;; can't be cross-compiled yet
+                       ,@(or (and=> (assoc-ref inputs "sqitch")
+                                    list)
+                             '())))
+                    `("GUILE_LOAD_PATH" ":" prefix
+                      (,scm ,(getenv "GUILE_LOAD_PATH")))
+                    `("GUILE_LOAD_COMPILED_PATH" ":" prefix
+                      (,go ,(getenv "GUILE_LOAD_COMPILED_PATH")))))
+                (find-files bin)))
+             #t))
+         (delete 'strip))))             ; As the .go files aren't compatible
+    (native-inputs
+     `(("pkg-config" ,pkg-config)
+       ("autoconf" ,autoconf)
+       ("automake" ,automake)
+
+       ;; Guile libraries are needed here for cross-compilation.
+       ("guile-json" ,guile-json-3)
+       ("guile-gcrypt" ,guile-gcrypt)
+       ("guix" ,guix)
+       ("guile-prometheus" ,guile-prometheus)
+       ("guile-fibers" ,guile-fibers)
+       ("guile" ,@(assoc-ref (package-native-inputs guix) "guile"))))
+    (inputs
+     `(("guile" ,@(assoc-ref (package-native-inputs guix) "guile"))
+       ("guile-fibers" ,guile-fibers)
+       ("guile-prometheus" ,guile-prometheus)
+       ("guile-gcrypt" ,guile-gcrypt)
+       ("guile-json" ,guile-json-3)
+       ("guile-lzlib" ,guile-lzlib)
+       ("guile-sqlite3" ,guile-sqlite3)
+       ("guix" ,guix)
+       ("sqlite" ,sqlite)
+       ("sqitch" ,sqitch)))
+    (home-page "https://git.cbaines.net/guix/build-coordinator/")
+    (synopsis "Tool to help build derivations")
+    (description
+     "The Guix Build Coordinator helps with performing lots of builds across
+potentially many machines, and with doing something with the results and
+outputs of those builds.")
+    (license license:gpl3+))))
+
 (define-public guix-jupyter
   (package
     (name "guix-jupyter")
diff --git a/gnu/packages/patches/libcanberra-wayland-crash.patch b/gnu/packages/patches/libcanberra-wayland-crash.patch
new file mode 100644
index 0000000000..e347436bbe
--- /dev/null
+++ b/gnu/packages/patches/libcanberra-wayland-crash.patch
@@ -0,0 +1,55 @@
+# This patch comes from upstream commit c0620e432650e81062c1967cc669829dbd29b310.
+# gtk: Don't assume all GdkDisplays are GdkX11Displays: broadway/wayland
+
+--- src/canberra-gtk-module.c.orig
++++ src/canberra-gtk-module.c
+@@ -307,6 +307,11 @@ static gint window_get_desktop(GdkDisplay *d, GdkWindow *w) {
+         guchar *data = NULL;
+         gint ret = -1;
+ 
++#ifdef GDK_IS_X11_DISPLAY
++        if (!GDK_IS_X11_DISPLAY(d))
++                return 0;
++#endif
++
+         if (XGetWindowProperty(GDK_DISPLAY_XDISPLAY(d), GDK_WINDOW_XID(w),
+                                gdk_x11_get_xatom_by_name_for_display(d, "_NET_WM_DESKTOP"),
+                                0, G_MAXLONG, False, XA_CARDINAL, &type_return,
+@@ -335,6 +340,11 @@ static gint display_get_desktop(GdkDisplay *d) {
+         guchar *data = NULL;
+         gint ret = -1;
+ 
++#ifdef GDK_IS_X11_DISPLAY
++        if (!GDK_IS_X11_DISPLAY(d))
++                return 0;
++#endif
++
+         if (XGetWindowProperty(GDK_DISPLAY_XDISPLAY(d), DefaultRootWindow(GDK_DISPLAY_XDISPLAY(d)),
+                                gdk_x11_get_xatom_by_name_for_display(d, "_NET_CURRENT_DESKTOP"),
+                                0, G_MAXLONG, False, XA_CARDINAL, &type_return,
+@@ -365,6 +375,11 @@ static gboolean window_is_xembed(GdkDisplay *d, GdkWindow *w) {
+         gboolean ret = FALSE;
+         Atom xembed;
+ 
++#ifdef GDK_IS_X11_DISPLAY
++        if (!GDK_IS_X11_DISPLAY(d))
++                return FALSE;
++#endif
++
+         /* Gnome Panel applets are XEMBED windows. We need to make sure we
+          * ignore them */
+ 
+--- src/canberra-gtk.c.orig
++++ src/canberra-gtk.c
+@@ -185,6 +185,11 @@ static gint window_get_desktop(GdkDisplay *d, GdkWindow *w) {
+         guchar *data = NULL;
+         gint ret = -1;
+ 
++#ifdef GDK_IS_X11_DISPLAY
++        if (!GDK_IS_X11_DISPLAY(d))
++                return 0;
++#endif
++
+         if (XGetWindowProperty(GDK_DISPLAY_XDISPLAY(d), GDK_WINDOW_XID(w),
+                                gdk_x11_get_xatom_by_name_for_display(d, "_NET_WM_DESKTOP"),
+                                0, G_MAXLONG, False, XA_CARDINAL, &type_return,
diff --git a/gnu/packages/patches/lsh-fix-x11-forwarding.patch b/gnu/packages/patches/lsh-fix-x11-forwarding.patch
new file mode 100644
index 0000000000..fd56a5bafd
--- /dev/null
+++ b/gnu/packages/patches/lsh-fix-x11-forwarding.patch
@@ -0,0 +1,20 @@
+--- a/src/server_x11.c	2016-08-01 11:58:54.714647794 +0200
++++ b/src/server_x11.c	2016-08-01 11:58:46.606563478 +0200
+@@ -151,7 +151,7 @@ DEFINE_COMMAND(open_forwarded_x11)
+ #define X11_MIN_DISPLAY 10
+ #define X11_MAX_DISPLAY 1000
+ 
+-/* FIXME: Create the /tmp/.X11-unix directory, if needed. Figure out
++/* FIXME: Figure out
+  * if and how we should use /tmp/.X17-lock. Consider using display
+  * "unix:17" instead of just ":17".
+  */
+@@ -253,6 +253,7 @@ open_x11_socket(struct ssh_channel *chan
+ 
+   old_umask = umask(0077);
+   
++  mkdir(X11_SOCKET_DIR, S_IRWXU | S_IRWXG | S_IRWXO | S_ISVTX);
+   old_cd = lsh_pushd(X11_SOCKET_DIR, &dir, 0, 0);
+   if (old_cd < 0)
+     {
+
diff --git a/gnu/packages/patches/python-chardet-3.0.4-pytest.patch b/gnu/packages/patches/python-chardet-3.0.4-pytest.patch
new file mode 100644
index 0000000000..d5bf7ccc28
--- /dev/null
+++ b/gnu/packages/patches/python-chardet-3.0.4-pytest.patch
@@ -0,0 +1,15 @@
+Fix test failure with Pytest 4.
+
+Taken from upstream:
+https://github.com/chardet/chardet/commit/440828f8faafdb58700c64a9ea8f6a30b154c08b
+
+diff --git a/test.py b/test.py
+--- a/test.py
++++ b/test.py
+@@ -59,5 +59,5 @@ def gen_test_params():
+             full_path = join(path, file_name)
+             test_case = full_path, encoding
+             if full_path in EXPECTED_FAILURES:
+-                test_case = pytest.mark.xfail(test_case)
++                test_case = pytest.param(*test_case, marks=pytest.mark.xfail)
+             yield test_case
diff --git a/gnu/packages/patches/sunxi-tools-remove-sys-io.patch b/gnu/packages/patches/sunxi-tools-remove-sys-io.patch
new file mode 100644
index 0000000000..fc1e5ea28d
--- /dev/null
+++ b/gnu/packages/patches/sunxi-tools-remove-sys-io.patch
@@ -0,0 +1,52 @@
+From 783cbd59fcf086a9aaf603271823fb4ca71f0c55 Mon Sep 17 00:00:00 2001
+From: Danny Milosavljevic <dannym@scratchpost.org>
+Date: Thu, 8 Oct 2020 23:01:05 +0200
+Subject: [PATCH] meminfo: Replace sys/io.h by direct register accesses.
+See: https://github.com/linux-sunxi/sunxi-tools/pull/144
+
+Signed-off-by: Danny Milosavljevic <dannym@scratchpost.org>
+---
+ meminfo.c | 9 ++++-----
+ 1 file changed, 4 insertions(+), 5 deletions(-)
+
+diff --git a/meminfo.c b/meminfo.c
+index 0b0ff23..3b3a5df 100644
+--- a/meminfo.c
++++ b/meminfo.c
+@@ -22,7 +22,6 @@
+ #include <sys/mman.h>
+ #include <stdint.h>
+ #include <errno.h>
+-#include <sys/io.h>
+ #include <stdbool.h>
+ 
+ #include "common.h"
+@@ -74,24 +73,24 @@ static enum sunxi_soc_version soc_version;
+ unsigned int
+ sunxi_io_read(void *base, int offset)
+ {
+-	return inl((unsigned long) (base + offset));
++	return *(volatile unsigned int*) (base + offset);
+ }
+ 
+ void
+ sunxi_io_write(void *base, int offset, unsigned int value)
+ {
+-	outl(value, (unsigned long) (base + offset));
++	*(volatile unsigned int*) (base + offset) = value;
+ }
+ 
+ void
+ sunxi_io_mask(void *base, int offset, unsigned int value, unsigned int mask)
+ {
+-	unsigned int tmp = inl((unsigned long) (base + offset));
++	unsigned int tmp = sunxi_io_read(base, offset);
+ 
+ 	tmp &= ~mask;
+ 	tmp |= value & mask;
+ 
+-	outl(tmp, (unsigned long) (base + offset));
++	sunxi_io_write(base, offset, tmp);
+ }
+ 
+ 
diff --git a/gnu/packages/perl.scm b/gnu/packages/perl.scm
index e093a63770..d91e336d83 100644
--- a/gnu/packages/perl.scm
+++ b/gnu/packages/perl.scm
@@ -1,6 +1,6 @@
 ;;; GNU Guix --- Functional package management for GNU
 ;;; Copyright © 2012, 2013, 2014, 2015, 2016, 2017 Ludovic Courtès <ludo@gnu.org>
-;;; Copyright © 2013, 2019 Andreas Enge <andreas@enge.fr>
+;;; Copyright © 2013, 2019, 2020 Andreas Enge <andreas@enge.fr>
 ;;; Copyright © 2015, 2016, 2017, 2019 Ricardo Wurmus <rekado@elephly.net>
 ;;; Copyright © 2015, 2016, 2017, 2019, 2020 Eric Bavier <bavier@posteo.net>
 ;;; Copyright © 2015 Eric Dvorsak <eric@dvorsak.fr>
@@ -27,6 +27,7 @@
 ;;; Copyright © 2020 Vincent Legoll <vincent.legoll@gmail.com>
 ;;; Copyright © 2020 Paul Garlick <pgarlick@tourbillion-technology.com>
 ;;; Copyright © 2020 Nicolas Goaziou <mail@nicolasgoaziou.fr>
+;;; Copyright © 2020 Malte Frank Gerdes <malte.f.gerdes@gmail.com>
 ;;;
 ;;; This file is part of GNU Guix.
 ;;;
@@ -74,7 +75,8 @@
   #:use-module (gnu packages sdl)
   #:use-module (gnu packages textutils)
   #:use-module (gnu packages video)
-  #:use-module (gnu packages web))
+  #:use-module (gnu packages web)
+  #:use-module (gnu packages xorg))
 
 ;;;
 ;;; Please: Try to add new module packages in alphabetic order.
@@ -3812,24 +3814,15 @@ of the input.  MD4 is described in RFC 1320.")
 (define-public perl-digest-md5
   (package
     (name "perl-digest-md5")
-    (version "2.55")
+    (version "2.58")
     (source
      (origin
        (method url-fetch)
-       (uri (string-append "mirror://cpan/authors/id/G/GA/GAAS/Digest-MD5-"
+       (uri (string-append "mirror://cpan/authors/id/T/TO/TODDR/Digest-MD5-"
                            version ".tar.gz"))
        (sha256
-        (base32
-         "0g0fklbrm2krswc1xhp4iwn1dhqq71fqh2p5wm8xj9a4s6i9ic83"))))
+        (base32 "057psy6k7im0pr3344ny6k5rsnbqj8aizkmwgw53kbbngabh20kx"))))
     (build-system perl-build-system)
-    (arguments
-     `(#:phases
-       (modify-phases %standard-phases
-         (add-after 'build 'set-permissions
-           (lambda _
-             ;; Make MD5.so read-write so it can be stripped.
-             (chmod "blib/arch/auto/Digest/MD5/MD5.so" #o755)
-             #t)))))
     (home-page "https://metacpan.org/release/Digest-MD5")
     (synopsis "Perl interface to the MD-5 algorithm")
     (description
@@ -7870,6 +7863,64 @@ technology to store hierarchical information such as links to other
 documents within a single file.")
     (license (package-license perl))))
 
+(define-public perl-opengl
+  (package
+    (name "perl-opengl")
+    (version "0.70")
+    (source
+      (origin
+        (method url-fetch)
+        (uri (string-append
+               "mirror://cpan/authors/id/C/CH/CHM/OpenGL-"
+               version
+               ".tar.gz"))
+        (sha256
+          (base32
+            "1q3lz168q081iwl9jg21fbzhp9la79gav9mv6nmh2jab83s2l3mj"))))
+    (build-system perl-build-system)
+    (inputs `(("freeglut" ,freeglut)
+              ("libxi" ,libxi)
+              ("libxmu" ,libxmu)))
+    (arguments
+     '(#:tests? #f ; test.pl fails with our empty glversion.txt, while
+                   ; the package still seems to work on the examples
+       #:phases
+       (modify-phases %standard-phases
+         (add-before 'configure 'glversion
+           ;; Building utils/glversion.txt fails, and is probably
+           ;; dependent on the graphics card in the build system.
+           ;; Replace it by a content-free file; while this breaks
+           ;; the tests, the examples in the examples/ subdirectory
+           ;; can be run.
+           (lambda _
+             (substitute* "Makefile.PL"
+               (("unlink") "# unlink") ; prevent utils/glversion.txt
+                                       ; from being deleted once...
+               (("\\.\"\\$make_ver clean\"") "")) ; ...and twice...
+             (substitute* "utils/Makefile"
+               (("all: glversion.txt") "all: ")) ; ...and thrice.
+             (call-with-output-file "utils/glversion.txt"
+               (lambda (port)
+                 (display (string-append "FREEGLUT=\nGLUT=\nVERSION=\n"
+                                         "VENDOR=\nRENDERER=\n"
+                                         "EXTENSIONS=\n")
+                          port)))
+             #t))
+         (add-before 'configure 'fix-library-flags
+           (lambda* (#:key inputs #:allow-other-keys)
+             (substitute* "Makefile.PL"
+               (("-L/usr/local/freeglut/lib")
+                (string-append "-L" (assoc-ref inputs "freeglut") "/lib\n"
+                               "-L" (assoc-ref inputs "glu") "/lib\n"
+                               "-L" (assoc-ref inputs "mesa") "/lib\n")))
+             #t)))))
+    (home-page "https://metacpan.org/release/OpenGL")
+    (synopsis
+      "Perl bindings to the OpenGL API, GLU, and GLUT/FreeGLUT")
+    (description "The package provides Perl bindings to OpenGL, GLU
+and FreeGLUT.")
+    (license (package-license perl))))
+
 (define-public perl-package-anon
   (package
     (name "perl-package-anon")
diff --git a/gnu/packages/pretty-print.scm b/gnu/packages/pretty-print.scm
index 12ec1f7889..b247cf21e1 100644
--- a/gnu/packages/pretty-print.scm
+++ b/gnu/packages/pretty-print.scm
@@ -2,7 +2,7 @@
 ;;; Copyright © 2016, 2019, 2020 Efraim Flashner <efraim@flashner.co.il>
 ;;; Copyright © 2016 Ricardo Wurmus <rekado@elephly.net>
 ;;; Copyright © 2017 Marius Bakke <mbakke@fastmail.com>
-;;; Copyright © 2017 Ludovic Courtès <ludo@gnu.org>
+;;; Copyright © 2017, 2020 Ludovic Courtès <ludo@gnu.org>
 ;;; Copyright © 2017, 2018, 2019, 2020 Tobias Geerinckx-Rice <me@tobias.gr>
 ;;; Copyright © 2019 Meiyo Peng <meiyo@riseup.net>
 ;;; Copyright © 2020 Paul Garlick <pgarlick@tourbillion-technology.com>
@@ -230,6 +230,18 @@ to @code{IOStreams}.")
        #:parallel-tests? #f             ;There appear to be race conditions
        #:phases
        (modify-phases %standard-phases
+         ,@(if (%current-target-system)
+               ;; 'doc/Makefile.am' tries to run stuff even when
+               ;; cross-compiling.  Explicitly skip it.
+               ;; XXX: Inline this on next rebuild cycle.
+               `((add-before 'build 'skip-doc-directory
+                   (lambda _
+                     (substitute* "Makefile"
+                       (("^SUBDIRS = (.*) doc(.*)$" _ before after)
+                        (string-append "SUBDIRS = " before
+                                       " " after "\n")))
+                     #t)))
+               '())
          (add-before 'check 'patch-test-files
            (lambda _
              ;; Unpatch shebangs in test input so that source-highlight
diff --git a/gnu/packages/pulseaudio.scm b/gnu/packages/pulseaudio.scm
index 92d8ad33d8..d5c24c264a 100644
--- a/gnu/packages/pulseaudio.scm
+++ b/gnu/packages/pulseaudio.scm
@@ -118,7 +118,7 @@ for reading and writing new sound file formats.")
                                  "/libsndfile-" version ".tar.bz2"))
              (sha256
               (base32
-               "0gsbg8ni496h55mx2p9999fk0xvbsjyz6v678a0l75b5fqs8d2gc"))
+               "06k1wj3lwm7vf21s8yqy51k6nrkn9z610bj1gxb618ag5hq77wlx"))
              (modules '((ice-9 textual-ports) (guix build utils)))
              (snippet
               '(begin
diff --git a/gnu/packages/python-web.scm b/gnu/packages/python-web.scm
index 492c30604c..100c4caeac 100644
--- a/gnu/packages/python-web.scm
+++ b/gnu/packages/python-web.scm
@@ -872,14 +872,14 @@ is Python’s.")
 (define-public python-openid
   (package
     (name "python-openid")
-    (version "3.1.0")
+    (version "3.2.0")
     (source
      (origin
        (method url-fetch)
        (uri (pypi-uri "python3-openid" version))
        (sha256
         (base32
-         "00l5hrjh19740w00b3fnsqldnla41wbr2rics09dl4kyd1fkd3b2"))))
+         "1bxf9a3ny1js422j962zfzl4a9dhj192pvai05whn7j0iy9gdyrk"))))
     (build-system python-build-system)
     (arguments
      `(#:phases
@@ -2164,13 +2164,13 @@ adapter for use with the Requests library.")
 (define-public python-oauthlib
   (package
     (name "python-oauthlib")
-    (version "3.0.1")
+    (version "3.1.0")
     (source (origin
               (method url-fetch)
               (uri (pypi-uri "oauthlib" version))
               (sha256
                (base32
-                "163jg4a8f7c5ki655grrr47kgljy12wri3qly7ijf64sk1fjrqqc"))))
+                "12gqnabwck30gdlpwm6af3s28qm9p2yc7b1w8s4fk9ncbz1irr5y"))))
     (build-system python-build-system)
     (arguments
      `(#:phases (modify-phases %standard-phases
diff --git a/gnu/packages/python-xyz.scm b/gnu/packages/python-xyz.scm
index a0c9745a87..e87dc351a2 100644
--- a/gnu/packages/python-xyz.scm
+++ b/gnu/packages/python-xyz.scm
@@ -84,6 +84,8 @@
 ;;; Copyright © 2020 Vinicius Monego <monego@posteo.net>
 ;;; Copyright © 2020 Guy Fleury Iteriteka <gfleury@disroot.org>
 ;;; Copyright © 2020 Hendursaga <hendursaga@yahoo.com>
+;;; Copyright © 2020 Malte Frank Gerdes <malte.f.gerdes@gmail.com>
+;;; Copyright © 2020 Joseph LaFreniere <joseph@lafreniere.xyz>
 ;;;
 ;;; This file is part of GNU Guix.
 ;;;
@@ -507,14 +509,20 @@ pidof, tty, taskset, pmap.")
 (define-public python-shapely
   (package
     (name "python-shapely")
-    (version "1.6.4.post2")
+    (version "1.7.1")
     (source
      (origin
        (method url-fetch)
        (uri (pypi-uri "Shapely" version))
        (sha256
         (base32
-         "03r42fmd9alp6r3q95ad6rldq2f7n1wimrw53zy5kpn33yv7pf64"))))
+         "0adiz4jwmwxk7k1awqifb1a9bj5x4nx4gglb5dz9liam21674h8n"))
+       (modules '((guix build utils)))
+       (snippet
+        '(begin
+           (delete-file "shapely/speedups/_speedups.c")
+           (delete-file "shapely/vectorized/_vectorized.c")
+           #t))))
     (build-system python-build-system)
     (native-inputs
      `(("python-cython" ,python-cython)
@@ -533,12 +541,15 @@ pidof, tty, taskset, pmap.")
              (let ((geos (assoc-ref inputs "geos"))
                    (glibc (assoc-ref inputs ,(if (%current-target-system)
                                                  "cross-libc" "libc"))))
-               (substitute* "shapely/geos.py"
+               (substitute* '("shapely/geos.py" "shapely/_buildcfg.py")
                  (("_lgeos = load_dll\\('geos_c', fallbacks=.*\\)")
                   (string-append "_lgeos = load_dll('geos_c', fallbacks=['"
                                  geos "/lib/libgeos_c.so'])"))
                  (("free = load_dll\\('c'\\)\\.free")
                   (string-append "free = load_dll('c', fallbacks=['"
+                                 glibc "/lib/libc.so.6']).free"))
+                 (("free = load_dll\\('c', fallbacks=.*\\)\\.free")
+                  (string-append "free = load_dll('c', fallbacks=['"
                                  glibc "/lib/libc.so.6']).free"))))
              #t)))))
     (home-page "https://github.com/Toblerity/Shapely")
@@ -4088,6 +4099,27 @@ matching of file paths.")
     (description "Black is the uncompromising Python code formatter.")
     (license license:expat)))
 
+(define-public python-black-macchiato
+  (package
+    (name "python-black-macchiato")
+    (version "1.3.0")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (pypi-uri "black-macchiato" version))
+       (sha256
+        (base32
+         "1drp5p697ni1xn5y2lbjpalgpkzy2i4cyxjj5pk4dxr0vk97dd7i"))))
+    (build-system python-build-system)
+    (propagated-inputs
+     `(("python-black" ,python-black)))
+    (home-page "https://github.com/wbolster/black-macchiato")
+    (synopsis "Partial @code{python-black} formatting")
+    (description
+     "This package is built on top the @{python-black} code formatter to
+enable formatting of partial files.")
+    (license license:bsd-3)))
+
 (define-public python-blinker
   (package
     (name "python-blinker")
@@ -8048,13 +8080,13 @@ complexity of Python source code.")
 (define-public python-flake8
   (package
     (name "python-flake8")
-    (version "3.8.3")
+    (version "3.8.4")
     (source (origin
               (method url-fetch)
               (uri (pypi-uri "flake8" version))
               (sha256
                (base32
-                "02527892hh0qjivxaiphzalj7q32qkna1cqaikjs7c03mk5ryjzh"))))
+                "0fvcrsbyzjpcli8ldbpsdbpmf238nkvwc1dy4hy82lf63rvfinma"))))
     (build-system python-build-system)
     (arguments
      `(#:phases
@@ -10039,14 +10071,13 @@ simulation, statistical modeling, machine learning and much more.")
        (uri (pypi-uri "chardet" version))
        (sha256
         (base32
-         "1bpalpia6r5x1kknbk11p1fzph56fmmnp405ds8icksd3knr5aw4"))))
+         "1bpalpia6r5x1kknbk11p1fzph56fmmnp405ds8icksd3knr5aw4"))
+        (patches (search-patches "python-chardet-3.0.4-pytest.patch"))))
     (native-inputs
      `(("python-hypothesis" ,python-hypothesis)
        ("python-pytest" ,python-pytest)
        ("python-pytest-runner" ,python-pytest-runner)))
     (build-system python-build-system)
-    ;; XXX: Incompatible with Pytest 4: <https://github.com/chardet/chardet/issues/173>.
-    (arguments `(#:tests? #f))
     (home-page "https://github.com/chardet/chardet")
     (synopsis "Universal encoding detector for Python 2 and 3")
     (description
@@ -10811,36 +10842,40 @@ Pytest but stripped of Pytest specific details.")
 
 (define-public python-tox
   (package
-   (name "python-tox")
-   (version "2.8.1")
-   (source
-    (origin
-     (method url-fetch)
-     (uri (pypi-uri "tox" version))
-     (sha256
-      (base32
-       "1drp6mwm8wdypjym15ia8lwjxbhcksb9vzxg4ay5dh4ji57by2ny"))))
-   (build-system python-build-system)
-   (arguments
-    ;; FIXME: Tests require pytest-timeout, which itself requires
-    ;; pytest>=2.8.0 for installation.
-    '(#:tests? #f))
-   (propagated-inputs
-    `(("python-pluggy" ,python-pluggy) ; >=0.3.0,<0.4.0
-      ("python-py" ,python-py)
-      ("python-virtualenv" ,python-virtualenv)))
-   (native-inputs
-    `(; FIXME: Missing: ("python-pytest-timeout" ,python-pytest-timeout)
-      ("python-pytest" ,python-pytest)  ; >= 2.3.5
-      ("python-setuptools-scm" ,python-setuptools-scm)))
-   (home-page "https://tox.readthedocs.io")
-   (synopsis "Virtualenv-based automation of test activities")
-   (description "Tox is a generic virtualenv management and test command line
+    (name "python-tox")
+    (version "3.20.0")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (pypi-uri "tox" version))
+       (sha256
+        (base32
+         "0nk0nyzhzamcrvn0qqzzy54isxxqwdi28swml7a2ym78c3f9sqpb"))))
+    (build-system python-build-system)
+    (arguments
+     ;; FIXME: Tests require pytest-timeout, which itself requires
+     ;; pytest>=2.8.0 for installation.
+     '(#:tests? #f))
+    (propagated-inputs
+     `(("python-filelock" ,python-filelock)
+       ("python-packaging" ,python-packaging)
+       ("python-pluggy" ,python-pluggy)
+       ("python-py" ,python-py)
+       ("python-six" ,python-six)
+       ("python-toml" ,python-toml)
+       ("python-virtualenv" ,python-virtualenv)))
+    (native-inputs
+     `(; FIXME: Missing: ("python-pytest-timeout" ,python-pytest-timeout)
+       ("python-pytest" ,python-pytest)  ; >= 2.3.5
+       ("python-setuptools-scm" ,python-setuptools-scm)))
+    (home-page "https://tox.readthedocs.io")
+    (synopsis "Virtualenv-based automation of test activities")
+    (description "Tox is a generic virtualenv management and test command line
 tool.  It can be used to check that a package installs correctly with
 different Python versions and interpreters, or run tests in each type of
 supported environment, or act as a frontend to continuous integration
 servers.")
-   (license license:expat)))
+    (license license:expat)))
 
 (define-public python2-tox
   (package-with-python2 python-tox))
@@ -15380,18 +15415,18 @@ perform the operations required for synchronizing plain text.")
 (define-public python-dirsync
   (package
     (name "python-dirsync")
-    (version "2.2.3")
+    (version "2.2.5")
     (source
       (origin
         (method url-fetch)
         (uri (pypi-uri "dirsync" version))
         (sha256
          (base32
-          "1r40fkanksagcszf1ag85mdr8w7rgc7196n6s1qlsk2abw6i7v0z"))))
+          "1gm82jddm1lkazdi8lfsl1b3vi1z0252ng60mzjym8irnv94qfhy"))))
     (build-system python-build-system)
     (propagated-inputs
      `(("six" ,python-six)))
-    (home-page "https://bitbucket.org/tkhyn/dirsync")
+    (home-page "https://github.com/tkhyn/dirsync")
     (synopsis "Advanced directory tree synchronisation tool")
     (description "Advanced directory tree synchronisation tool.")
     (license license:expat)))
@@ -21449,6 +21484,37 @@ randomness (including real life dice) and different wordlists (including
 cryptographically signed ones).")
     (license license:gpl3+)))
 
+(define-public python-dictdiffer
+  (package
+    (name "python-dictdiffer")
+    (version "0.8.1")
+    (source (origin
+              (method url-fetch)
+              (uri (pypi-uri "dictdiffer" version))
+              (sha256
+               (base32
+                "1lk3qmy1hkaphk4n7ayfk0wl6m2yvd6r7qkam6yncqfzgkbc1phs"))))
+    (build-system python-build-system)
+    (native-inputs
+     `(("python-check-manifest" ,python-check-manifest)
+       ("python-coverage" ,python-coverage)
+       ("python-isort" ,python-isort)
+       ("python-mock" ,python-mock)
+       ("python-pydoctstyle" ,python-pydocstyle)
+       ("python-pytest-cache" ,python-pytest-cache)
+       ("python-pytest-cov" ,python-pytest-cov)
+       ("python-pytest-pep8" ,python-pytest-pep8)
+       ("python-pytest-runner" ,python-pytest-runner)
+       ("python-pytest" ,python-pytest)
+       ("python-setuptools-scm" ,python-setuptools-scm)
+       ("python-tox" ,python-tox)))
+    (home-page "https://github.com/inveniosoftware/dictdiffer")
+    (synopsis "Diff and patch Python dictionary objects")
+    (description
+     "Dictdiffer is a Python module that helps you to diff and patch
+dictionaries.")
+    (license license:expat)))
+
 (define-public pyzo
   (package
     (name "pyzo")
@@ -22012,6 +22078,42 @@ dates in almost any string formats commonly found on web pages.")
     (description "This package provides a parser for Python dependency files.")
     (license license:expat)))
 
+(define-public python-dpath
+  (package
+    (name "python-dpath")
+    (version "2.0.1")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (pypi-uri "dpath" version))
+       (sha256
+        (base32
+         "1ymi9ssk7i0mx3mviplf4csfvzibdd6wyj4qzj6s487n9xgnp85y"))))
+    (build-system python-build-system)
+    (native-inputs
+     `(("python-hypothesis" ,python-hypothesis)
+       ("python-mock" ,python-mock)
+       ("python-nose" ,python-nose)))
+    (arguments
+     '(#:phases
+       (modify-phases %standard-phases
+         (replace 'check
+           (lambda* (#:key inputs outputs #:allow-other-keys)
+             (add-installed-pythonpath inputs outputs)
+             ;; This invokation is taken from tox.ini.
+             (invoke "nosetests" "-d" "-v" "tests/"))))))
+    (home-page "https://github.com/akesterson/dpath-python")
+    (synopsis "Filesystem-like pathing and searching for dictionaries")
+    (description
+     "@code{python-dpath} is a library for accessing and searching
+dictionaries via /slashed/paths ala xpath.
+
+Basically it lets you glob over a dictionary as if it were a filesystem.  It
+allows you to specify globs (ala the bash eglob syntax, through some advanced
+fnmatch.fnmatch magic) to access dictionary elements, and provides some
+facility for filtering those results.")
+    (license license:expat)))
+
 (define-public python-safety
   (package
     (name "python-safety")
@@ -22137,3 +22239,60 @@ CSL 1.0.1 specification.  citeproc-py can output styled citations and
 bibliographies in a number of different output formats.  Currently supported
 are plain text, reStructuredText and HTML.")
     (license license:bsd-2)))
+
+(define-public python-inform
+  (package
+    (name "python-inform")
+    (version "1.23.0")
+    (source
+      (origin
+        (method url-fetch)
+        (uri (pypi-uri "inform" version))
+        (sha256
+          (base32
+            "0dvc5klbnbryrvspp45nmlg02g40j7xspcz7lqsm0c0dj0z29zdz"))))
+    (build-system python-build-system)
+    (arguments
+     `(#:tests? #f))  ; PyPI tarball lacks tests
+    (native-inputs
+      `(("python-hypothesis" ,python-hypothesis)
+        ("python-pytest-cov" ,python-pytest-cov)
+        ("python-pytest-runner" ,python-pytest-runner)))
+    (propagated-inputs
+      `(("python-arrow" ,python-arrow)
+        ("python-six" ,python-six)))
+    (home-page "https://inform.readthedocs.io")
+    (synopsis "Print & logging utilities for communicating with user")
+    (description
+      "Inform is designed to display messages from programs that are typically run from
+a console.  It provides a collection of ‘print’ functions that allow you to simply and
+cleanly print different types of messages.")
+    (license license:gpl3+)))
+
+(define-public python-nestedtext
+  (package
+    (name "python-nestedtext")
+    (version "1.0.0")
+    (source
+      (origin
+        (method url-fetch)
+        (uri (pypi-uri "nestedtext" version))
+        (sha256
+          (base32
+            "0xjx863n7yd1xmkwhy48lhmqrmlzgbx3civhk386hvrzyq4sx148"))))
+    (build-system python-build-system)
+    (arguments
+     `(#:tests? #f))  ; PyPI tarball lacks tests
+    (propagated-inputs
+      `(("python-inform" ,python-inform)))
+    (home-page "https://nestedtext.org")
+    (synopsis "Human readable and writable data interchange format")
+    (description
+      "NestedText is a file format for holding data that is to be entered, edited, or
+viewed by people.  It allows data to be organized into a nested collection of
+dictionaries, lists, and strings.  In this way it is similar to JSON and YAML, but
+without the complexity and risk of YAML and without the syntatic clutter of JSON.
+NestedText is both simple and natural.  Only a small number of concepts and rules must
+be kept in mind when creating it.  It is easily created, modified, or viewed with
+a text editor and easily understood and used by both programmers and non-programmers.")
+    (license license:expat))) ; MIT license
diff --git a/gnu/packages/sequoia.scm b/gnu/packages/sequoia.scm
index 714f2b5ab0..8f2b351031 100644
--- a/gnu/packages/sequoia.scm
+++ b/gnu/packages/sequoia.scm
@@ -83,7 +83,7 @@
         ("rust-dirs" ,rust-dirs-2.0)
         ;;("rust-failure" included
         ("rust-filetime" ,rust-filetime-0.2)
-        ("rust-flate2" ,rust-flate2-1.0)
+        ("rust-flate2" ,rust-flate2-1)
         ("rust-fs2" ,rust-fs2-0.4)
         ("rust-futures" ,rust-futures-0.1)
         ("rust-http" ,rust-http-0.1)
@@ -98,7 +98,7 @@
         ("rust-native-tls" ,rust-native-tls-0.2)
         ("rust-nettle" ,rust-nettle-7)
         ("rust-parity-tokio-ipc" ,rust-parity-tokio-ipc-0.4)
-        ("rust-percent-encoding" ,rust-percent-encoding-2.1)
+        ("rust-percent-encoding" ,rust-percent-encoding-2)
         ("rust-prettytable-rs" ,rust-prettytable-rs-0.8)
         ("rust-proc-macro2" ,rust-proc-macro2-1)
         ("rust-quickcheck" ,rust-quickcheck-0.9)
@@ -107,11 +107,11 @@
         ("rust-rusqlite" ,rust-rusqlite-0.19)
         ("rust-structopt" ,rust-structopt-0.3)
         ("rust-tempfile" ,rust-tempfile-3)
-        ("rust-thiserror" ,rust-thiserror-1.0)
+        ("rust-thiserror" ,rust-thiserror-1)
         ("rust-tokio" ,rust-tokio-0.1)
         ("rust-tokio-core" ,rust-tokio-core-0.1)
         ("rust-unicode-normalization" ,rust-unicode-normalization-0.1)
-        ("rust-url" ,rust-url-2.1)
+        ("rust-url" ,rust-url-2)
         ("rust-zbase32" ,rust-zbase32-0.1))
        #:cargo-development-inputs
        (("rust-bindgen" ,rust-bindgen-0.51) ;; FIXME for nettle-sys and rusqlite
diff --git a/gnu/packages/shells.scm b/gnu/packages/shells.scm
index c12ef00c9b..3962a5be5c 100644
--- a/gnu/packages/shells.scm
+++ b/gnu/packages/shells.scm
@@ -513,13 +513,13 @@ ksh, and tcsh.")
 (define-public xonsh
   (package
     (name "xonsh")
-    (version "0.9.22")
+    (version "0.9.23")
     (source
       (origin
         (method url-fetch)
         (uri (pypi-uri "xonsh" version))
         (sha256
-          (base32 "1jnj063i2123d8yhqxwyx496b3npfyhszavg36748ysi0py5j8yd"))
+          (base32 "165lx37kibsm56srg9rj7s950b0p7g4g8qhs2iikbcyinp303g35"))
         (modules '((guix build utils)))
         (snippet
          `(begin
diff --git a/gnu/packages/skarnet.scm b/gnu/packages/skarnet.scm
index f171967957..0e259d71f3 100644
--- a/gnu/packages/skarnet.scm
+++ b/gnu/packages/skarnet.scm
@@ -30,14 +30,14 @@
 (define-public skalibs
   (package
     (name "skalibs")
-    (version "2.9.2.1")
+    (version "2.9.3.0")
     (source
      (origin
       (method url-fetch)
       (uri (string-append "https://skarnet.org/software/skalibs/skalibs-"
                           version ".tar.gz"))
       (sha256
-       (base32 "0ff551181vv9d1z5sv7yg6n4b88ajcdircs4p4nif4yl7nsrj2r5"))))
+       (base32 "0i1vg3bh0w3bpj7cv0kzs6q9v2dd8wa2by8h8j39fh1qkl20f6ph"))))
     (build-system gnu-build-system)
     (arguments
      '(#:tests? #f                      ; no tests exist
@@ -62,14 +62,14 @@ and file system operations.  It is used by all skarnet.org software.")
 (define-public execline
   (package
     (name "execline")
-    (version "2.6.1.0")
+    (version "2.6.1.1")
     (source
      (origin
       (method url-fetch)
       (uri (string-append "https://skarnet.org/software/execline/execline-"
                           version ".tar.gz"))
       (sha256
-       (base32 "0mj565xml3hvw27finydms0s9abbbpgbr29vnr8gwi7zjzq7ck52"))))
+       (base32 "0mmsnai3bkyhng0cxdz6bf7d6b7kbsxs4p39m63215lz6kq0hhrr"))))
     (build-system gnu-build-system)
     (inputs `(("skalibs" ,skalibs)))
     (arguments
@@ -150,14 +150,14 @@ functionality with a very small amount of code.")))
 (define-public s6-dns
   (package
    (name "s6-dns")
-   (version "2.3.2.0")
+   (version "2.3.3.0")
    (source
     (origin
      (method url-fetch)
      (uri (string-append "https://skarnet.org/software/s6-dns/s6-dns-"
                          version ".tar.gz"))
      (sha256
-      (base32 "09hyb1xv9glqq0yy7wy8hiwvlr78kwv552pags8ancgamag15di7"))))
+      (base32 "05l74ciflaahlgjpvy1g0slydwqclxgybxrkpvdddd2yzwc5kira"))))
     (build-system gnu-build-system)
     (inputs `(("skalibs" ,skalibs)))
     (arguments
@@ -179,14 +179,14 @@ as an alternative to the BIND, djbdns or other DNS clients.")))
 (define-public s6-networking
   (package
    (name "s6-networking")
-   (version "2.3.1.2")
+   (version "2.3.2.0")
    (source
     (origin
      (method url-fetch)
      (uri (string-append "https://skarnet.org/software/s6-networking/s6-networking-"
                          version ".tar.gz"))
      (sha256
-      (base32 "1029bgwfmv903y5ji93j75m7p2jgchdxya1khxzb42q2z7yxnlyr"))))
+      (base32 "04kxj579pm4n5ifc3gfmrqj74vqqfqc82d69avzkn3yrc226mqxv"))))
     (build-system gnu-build-system)
     (inputs `(("skalibs" ,skalibs)
               ("execline" ,execline)
@@ -263,7 +263,7 @@ environment.")))
 (define-public s6-portable-utils
   (package
    (name "s6-portable-utils")
-   (version "2.2.2.4")
+   (version "2.2.3.0")
    (source
     (origin
      (method url-fetch)
@@ -271,7 +271,7 @@ environment.")))
            "https://skarnet.org/software/s6-portable-utils/s6-portable-utils-"
            version ".tar.gz"))
      (sha256
-      (base32 "0494saavpqfa4v5kib69p186858yjy87hm5qm804a4xvq51wqbwm"))))
+      (base32 "063zwifigg2b3wsixdcz4h9yvr6fkqssvx0iyfsprjfmm1yapfi9"))))
     (build-system gnu-build-system)
     (inputs `(("skalibs" ,skalibs)))
     (arguments
@@ -340,7 +340,7 @@ all the details.")))
 (define-public s6-linux-utils
   (package
    (name "s6-linux-utils")
-   (version "2.5.1.2")
+   (version "2.5.1.3")
    (source
     (origin
      (method url-fetch)
@@ -348,7 +348,7 @@ all the details.")))
            "https://skarnet.org/software/s6-linux-utils/s6-linux-utils-"
            version ".tar.gz"))
      (sha256
-      (base32 "0w4jms9qyb5kx9zcyd3gzri60rrii2rbmh08s59ckg4awy27py86"))))
+      (base32 "0wbv02zxaami88xbj2zg63kspz05bbplswg0c6ncb5g9khf52wa4"))))
     (build-system gnu-build-system)
     (inputs `(("skalibs" ,skalibs)))
     (arguments
diff --git a/gnu/packages/spice.scm b/gnu/packages/spice.scm
index 4b4c673a9d..2fb587aa7a 100644
--- a/gnu/packages/spice.scm
+++ b/gnu/packages/spice.scm
@@ -102,7 +102,7 @@ system to use the host GPU to accelerate 3D rendering.")
 (define-public spice-protocol
   (package
     (name "spice-protocol")
-    (version "0.14.2")
+    (version "0.14.3")
     (source (origin
               (method url-fetch)
               (uri (string-append
@@ -110,7 +110,7 @@ system to use the host GPU to accelerate 3D rendering.")
                 "spice-protocol-" version ".tar.xz"))
               (sha256
                (base32
-                "1sgi9ksb781qs47pdbw0bmnyg8dgayn5xrzj6vzdy043nv466flg"))))
+                "0yj8k7gcirrsf21w0q6146n5g4nzn2pqky4p90n5760m5ayfb1pr"))))
     (build-system meson-build-system)
     (arguments
      `(#:phases
diff --git a/gnu/packages/ssh.scm b/gnu/packages/ssh.scm
index d28e3ef83c..ca99235a01 100644
--- a/gnu/packages/ssh.scm
+++ b/gnu/packages/ssh.scm
@@ -594,10 +594,13 @@ basis for almost any application.")
 
                   (substitute* "src/testsuite/login-auth-test"
                     (("/bin/cat") "cat"))
-                  #t))))
+                  #t))
+              (patches (search-patches "lsh-fix-x11-forwarding.patch"))))
     (build-system gnu-build-system)
     (native-inputs
-     `(("m4" ,m4)
+     `(("autoconf" ,autoconf)
+       ("automake" ,automake)
+       ("m4" ,m4)
        ("guile" ,guile-2.0)
        ("gperf" ,gperf)
        ("psmisc" ,psmisc)))                       ; for `killall'
@@ -615,7 +618,8 @@ basis for almost any application.")
 
        ;; The server (lshd) invokes xauth when X11 forwarding is requested.
        ;; This adds 24 MiB (or 27%) to the closure of lsh.
-       ("xauth" ,xauth)))
+       ("xauth" ,xauth)
+       ("libxau" ,libxau)))             ;also required for x11-forwarding
     (arguments
      '(;; Skip the `configure' test that checks whether /dev/ptmx &
        ;; co. work as expected, because it relies on impurities (for
@@ -628,14 +632,20 @@ basis for almost any application.")
                            ;; 'lsh_argp.h' checks HAVE_ARGP_PARSE but nothing
                            ;; defines it.
                            "CPPFLAGS=-DHAVE_ARGP_PARSE")
-
-       ;; FIXME: Tests won't run in a chroot, presumably because
-       ;; /etc/profile is missing, and thus clients get an empty $PATH
-       ;; and nothing works.
-       #:tests? #f
-
        #:phases
        (modify-phases %standard-phases
+         (add-after 'unpack 'disable-failing-tests
+           (lambda _
+             ;; FIXME: Most tests won't run in a chroot, presumably because
+             ;; /etc/profile is missing, and thus clients get an empty $PATH
+             ;; and nothing works.  Run only the subset that passes.
+             (delete-file "configure")  ;force rebootstrap
+             (substitute* "src/testsuite/Makefile.am"
+               (("seed-test \\\\")        ;prevent trailing slash
+                "seed-test")
+               (("^\t(lsh|daemon|tcpip|socks|lshg|lcp|rapid7|lshd).*test.*")
+                ""))
+             #t))
          (add-before 'configure 'pre-configure
            (lambda* (#:key inputs #:allow-other-keys)
              (let* ((nettle    (assoc-ref inputs "nettle"))
diff --git a/gnu/packages/statistics.scm b/gnu/packages/statistics.scm
index 60f39fa0a9..71ff921c62 100644
--- a/gnu/packages/statistics.scm
+++ b/gnu/packages/statistics.scm
@@ -702,14 +702,14 @@ analysis.")
 (define-public r-survival
   (package
     (name "r-survival")
-    (version "3.2-3")
+    (version "3.2-7")
     (source
      (origin
        (method url-fetch)
        (uri (cran-uri "survival" version))
        (sha256
         (base32
-         "07h76r2y23w889257krlijcw4n4d7ssx92x7i5qb1xyv5gyvl3rx"))))
+         "0ila864g5b9yhjhk3jirgdpi06sksc0axa78890dmkvyv9rwsmjk"))))
     (build-system r-build-system)
     (propagated-inputs
      `(("r-matrix" ,r-matrix)))
@@ -1415,13 +1415,13 @@ emitter (http://pyyaml.org/wiki/LibYAML) for R.")
 (define-public r-knitr
   (package
     (name "r-knitr")
-    (version "1.29")
+    (version "1.30")
     (source (origin
               (method url-fetch)
               (uri (cran-uri "knitr" version))
               (sha256
                (base32
-                "00rcwiq8znmk5h4qgrwd0639xyb38iwbjykqjk3disz3kvrcvbn1"))))
+                "0gn9qwc5762a6j0iywfwhalni52g228dcy4bl4di6d52cqsv3ars"))))
     (build-system r-build-system)
     (propagated-inputs
      `(("r-evaluate" ,r-evaluate)
@@ -1965,13 +1965,13 @@ inference for statistical models.")
 (define-public r-coda
   (package
     (name "r-coda")
-    (version "0.19-3")
+    (version "0.19-4")
     (source (origin
               (method url-fetch)
               (uri (cran-uri "coda" version))
               (sha256
                (base32
-                "1mn50bshky968gn4nf6vnkaa768fnvm1xmhkms7szwdw9341zpyk"))))
+                "13z5dwfpnyyhpsbpg4xr9g5c1685jhqj90f4x4qkcykr6kykqba2"))))
     (build-system r-build-system)
     (propagated-inputs
      `(("r-lattice" ,r-lattice)))
@@ -2034,14 +2034,14 @@ files in R.  It is built on top of the libxml2 C library.")
 (define-public r-multitaper
   (package
     (name "r-multitaper")
-    (version "1.0-14")
+    (version "1.0-15")
     (source
      (origin
        (method url-fetch)
        (uri (cran-uri "multitaper" version))
        (sha256
         (base32
-         "04wd9bbhyx7697pfy0fpj02v1csr48hkpqj62h9p8a6w84ji4k68"))))
+         "1gm3wr8xqpqiby7q1dr3zxim77v0bvvrqi0hlazf5g3gnkrp2zc3"))))
     (build-system r-build-system)
     (native-inputs
      `(("gfortran" ,gfortran)))
@@ -2100,14 +2100,14 @@ limited to R.")
 (define-public r-backports
   (package
     (name "r-backports")
-    (version "1.1.9")
+    (version "1.1.10")
     (source
      (origin
        (method url-fetch)
        (uri (cran-uri "backports" version))
        (sha256
         (base32
-         "1mz3r6ad484xmx0i89gvmak4wzl4cp59gxdzirrci9znw1axrrvx"))))
+         "1pq16bf40zx441ylmqqqilj3xp39r707h56kwqp5yqklq9yln2z1"))))
     (build-system r-build-system)
     (home-page "https://cran.r-project.org/web/packages/backports")
     (synopsis "Reimplementations of functions introduced since R 3.0.0")
@@ -2322,14 +2322,14 @@ collation, and NAMESPACE files.")
 (define-public r-openssl
   (package
     (name "r-openssl")
-    (version "1.4.2")
+    (version "1.4.3")
     (source
      (origin
        (method url-fetch)
        (uri (cran-uri "openssl" version))
        (sha256
         (base32
-         "17fkc6pr8w5z3rpadg692a689p1v4j7xl5ak0y64is7c74cxgljx"))))
+         "0sc2skh1nz7jj65p0pq4a6bl8jza6lyi4zvmvwndzxfgivgh281l"))))
     (build-system r-build-system)
     (inputs
      `(("libressl" ,libressl)))
@@ -2426,13 +2426,13 @@ informative error messages when it's not available.")
 (define-public r-devtools
   (package
     (name "r-devtools")
-    (version "2.3.1")
+    (version "2.3.2")
     (source (origin
               (method url-fetch)
               (uri (cran-uri "devtools" version))
               (sha256
                (base32
-                "100mgighf6vqsfwv2qw5rlnd5sfvcji9l9jrmx9ii28r9fd2gyas"))))
+                "0vcqs4c5dfjs2ddkclv3z7zzix2zrnrxvzax8hjvjszgp8362275"))))
     (build-system r-build-system)
     (propagated-inputs
      `(("r-callr" ,r-callr)
@@ -2467,13 +2467,13 @@ tools to simplify the devolpment of R packages.")
 (define-public r-withr
   (package
     (name "r-withr")
-    (version "2.2.0")
+    (version "2.3.0")
     (source (origin
               (method url-fetch)
               (uri (cran-uri "withr" version))
               (sha256
                (base32
-                "10mmfffjbnb2zq5x0kqhhb4z6va4micc6pjzvlfji34gyhffa8ac"))))
+                "1837vjp35npjrnis1im5xrwj1swpgnms00gkjiz7296l8yckrh1c"))))
     (build-system r-build-system)
     (native-inputs
      `(("r-knitr" ,r-knitr)))
@@ -2511,22 +2511,27 @@ time-of-day values, based on the @code{difftime} class.")
 (define-public r-readr
   (package
     (name "r-readr")
-    (version "1.3.1")
+    (version "1.4.0")
     (source (origin
               (method url-fetch)
               (uri (cran-uri "readr" version))
               (sha256
                (base32
-                "1wz496rw0ah433p755n3xac8gh7yzid4xgdjzd1a7wmpkgilvy9k"))))
+                "1fa67h4l9d30ig460xizgzl115i9pm3bk9dvsbrw6awbmf51ic82"))))
     (build-system r-build-system)
     (propagated-inputs
-     `(("r-clipr" ,r-clipr)
+     `(("r-cli" ,r-cli)
+       ("r-clipr" ,r-clipr)
+       ("r-cpp11" ,r-cpp11)
        ("r-crayon" ,r-crayon)
-       ("r-rcpp" ,r-rcpp)
        ("r-hms" ,r-hms)
+       ("r-lifecycle" ,r-lifecycle)
        ("r-tibble" ,r-tibble)
        ("r-r6" ,r-r6)
+       ("r-rlang" ,r-rlang)
        ("r-bh" ,r-bh)))
+    (native-inputs
+     `(("r-knitr" ,r-knitr)))
     (home-page "https://github.com/hadley/readr")
     (synopsis "Read tabular data")
     (description
@@ -2690,18 +2695,17 @@ certain criterion, e.g., it contains a certain regular file.")
 (define-public r-rmarkdown
   (package
     (name "r-rmarkdown")
-    (version "2.3")
+    (version "2.4")
     (source
       (origin
         (method url-fetch)
         (uri (cran-uri "rmarkdown" version))
         (sha256
-          (base32 "0vdjq4kcyxkr2m27588kk6yi5g53symjshj4jz4n0j18wz53shji"))))
+          (base32 "1y2156w1abik8df8vl376ilv8s1jg8i0x2w4n4dwrnm3xxgp5kf0"))))
     (properties `((upstream-name . "rmarkdown")))
     (build-system r-build-system)
     (propagated-inputs
-     `(("r-base64enc" ,r-base64enc)
-       ("r-evaluate" ,r-evaluate)
+     `(("r-evaluate" ,r-evaluate)
        ("r-htmltools" ,r-htmltools)
        ("r-jsonlite" ,r-jsonlite)
        ("r-knitr" ,r-knitr)
@@ -2806,13 +2810,13 @@ a column in data frame.")
 (define-public r-rsqlite
   (package
     (name "r-rsqlite")
-    (version "2.2.0")
+    (version "2.2.1")
     (source (origin
               (method url-fetch)
               (uri (cran-uri "RSQLite" version))
               (sha256
                (base32
-                "1m38sj8rwbf3p2lhqabcp7c7djk7s9ng37cz39yxk706v9pi4380"))))
+                "0lynli9144dzb9vhxssba20v7z5h2nirawpvvy8ykv4n3ir7qlsl"))))
     (properties `((upstream-name . "RSQLite")))
     (build-system r-build-system)
     (propagated-inputs
@@ -2824,6 +2828,8 @@ a column in data frame.")
        ("r-bit64" ,r-bit64)
        ("r-blob" ,r-blob)
        ("r-pkgconfig" ,r-pkgconfig)))
+    (native-inputs
+     `(("r-knitr" ,r-knitr)))
     (home-page "https://github.com/rstats-db/RSQLite")
     (synopsis "SQLite interface for R")
     (description
@@ -3604,13 +3610,13 @@ t-probabilities, quantiles, random deviates and densities.")
 (define-public r-matrixstats
   (package
     (name "r-matrixstats")
-    (version "0.56.0")
+    (version "0.57.0")
     (source (origin
               (method url-fetch)
               (uri (cran-uri "matrixStats" version))
               (sha256
                (base32
-                "09qgfv9x32x6ncgf19iy7yjp26fwy6p5wm8spc2xzfc0qhylmqrr"))))
+                "0hzkx7yi9ira476izsgw7r2bhv72ra4z2m9zr1i1f4ivrn3ihs7r"))))
     (properties `((upstream-name . "matrixStats")))
     (build-system r-build-system)
     (native-inputs
@@ -4196,18 +4202,17 @@ including:
 (define-public r-gplots
   (package
     (name "r-gplots")
-    (version "3.0.4")
+    (version "3.1.0")
     (source
      (origin
        (method url-fetch)
        (uri (cran-uri "gplots" version))
        (sha256
         (base32
-         "15ip3v4xiqzbanf8bc5fj90cbwdgixr72aj5jrp34jfdzdx0gxwg"))))
+         "05rislwgaw6v5dmhcwyvc04hi1fgaxrpb61f66kx483px45w6f24"))))
     (build-system r-build-system)
     (propagated-inputs
      `(("r-catools" ,r-catools)
-       ("r-gdata" ,r-gdata)
        ("r-gtools" ,r-gtools)
        ("r-kernsmooth" ,r-kernsmooth)))
     (native-inputs
@@ -4906,14 +4911,14 @@ of the points.")
 (define-public r-fpc
   (package
     (name "r-fpc")
-    (version "2.2-7")
+    (version "2.2-8")
     (source
      (origin
        (method url-fetch)
        (uri (cran-uri "fpc" version))
        (sha256
         (base32
-         "1xnp3j36hggfg675v39mnr6rgvp7i11pfng7nmyy3k2ldgklz0j9"))))
+         "07a125pji1flmybn6iidcnizwnqyl6chnrckxa5jp4qxxfdqx658"))))
     (build-system r-build-system)
     (propagated-inputs
      `(("r-class" ,r-class)
@@ -5075,13 +5080,13 @@ using modular prediction and response module classes.")
 (define-public r-quantreg
   (package
     (name "r-quantreg")
-    (version "5.67")
+    (version "5.73")
     (source
      (origin
        (method url-fetch)
        (uri (cran-uri "quantreg" version))
        (sha256
-        (base32 "09hgch8x6x2k7wm17c0njp7l0r6rrrlcji60afrv19dm9r4596wr"))))
+        (base32 "0mjwwj3c7cfnprlh90ld0f1lll0mrqbx8mpnbfr7bvzg8h6072y4"))))
     (build-system r-build-system)
     (native-inputs
      `(("gfortran" ,gfortran)))
@@ -5209,13 +5214,13 @@ Companion to Applied Regression, Third Edition, Sage.")
 (define-public r-car
   (package
     (name "r-car")
-    (version "3.0-9")
+    (version "3.0-10")
     (source
      (origin
        (method url-fetch)
        (uri (cran-uri "car" version))
        (sha256
-        (base32 "1clh8c7mj87i4hz27l16w76dpw7k4mlnjbgm9mbrhrfkv0lpb63c"))))
+        (base32 "1w95b7xm0bna3qm637pwyv4s7294ffz9dl153naprd79zv91dqqw"))))
     (build-system r-build-system)
     (propagated-inputs
      `(("r-abind" ,r-abind)
@@ -5362,14 +5367,14 @@ multivariate case.")
 (define-public r-tclust
   (package
     (name "r-tclust")
-    (version "1.4-1")
+    (version "1.4-2")
     (source
      (origin
        (method url-fetch)
        (uri (cran-uri "tclust" version))
        (sha256
         (base32
-         "17md6l9v9dl9b72l84df01b52h2xiynbcjm437mv9mzcr09fc2sb"))))
+         "1nb5iky4kc832627jf28lzj19wrvgwg5da6fyl3kyf0npmyx1p4m"))))
     (build-system r-build-system)
     ;; These are all suggested packages, not build dependencies.
     (propagated-inputs
diff --git a/gnu/packages/syndication.scm b/gnu/packages/syndication.scm
index 64d8a47085..e174df0d9e 100644
--- a/gnu/packages/syndication.scm
+++ b/gnu/packages/syndication.scm
@@ -53,7 +53,7 @@
 (define-public newsboat
   (package
     (name "newsboat")
-    (version "2.20.1")
+    (version "2.21")
     (source
      (origin
        (method url-fetch)
@@ -61,13 +61,7 @@
                            "/newsboat-" version ".tar.xz"))
        (sha256
         (base32
-         "0rimjikni96m52vhymgsg1b9g99af6ggyzd1lpvhgqsznxwj0y42"))
-       (modules '((guix build utils)))
-       (snippet
-        '(begin
-           (substitute* "rust/libnewsboat/Cargo.toml"
-             (("= 1.0.17") "1.0.17"))
-           #t))))
+         "0ccwbb3maini18453wjqn8m3bd7zzm6dn5a9vpb8smxv8vfv6ihc"))))
     (build-system cargo-build-system)
     (native-inputs
      `(("gettext" ,gettext-minimal)
@@ -77,7 +71,7 @@
        ("asciidoctor" ,ruby-asciidoctor)))
     (inputs
      `(("curl" ,curl)
-       ("json-c" ,json-c-0.13)
+       ("json-c" ,json-c)
        ("libxml2" ,libxml2)
        ("ncurses" ,ncurses)
        ("stfl" ,stfl)
@@ -93,18 +87,15 @@
         ("rust-chrono" ,rust-chrono-0.4)
         ("rust-clap" ,rust-clap-2)
         ("rust-curl-sys" ,rust-curl-sys-0.4)
-        ("rust-dirs" ,rust-dirs-2.0)
-        ("rust-gettext-rs" ,rust-gettext-rs-0.4)
+        ("rust-gettext-rs" ,rust-gettext-rs-0.5)
         ("rust-gettext-sys" ,rust-gettext-sys-0.19)
+        ("rust-lazy-static" ,rust-lazy-static-1)
         ("rust-libc" ,rust-libc-0.2)
-        ("rust-libz-sys" ,rust-libz-sys-1)
         ("rust-natord" ,rust-natord-1.0)
         ("rust-nom" ,rust-nom-5)
         ("rust-once-cell" ,rust-once-cell-1)
-        ("rust-percent-encoding" ,rust-percent-encoding-2.1)
-        ("rust-rand" ,rust-rand-0.6)
-        ("rust-smallvec" ,rust-smallvec-0.6)
-        ("rust-url" ,rust-url-2.1)
+        ("rust-rand" ,rust-rand-0.7)
+        ("rust-url" ,rust-url-2)
         ("rust-unicode-width" ,rust-unicode-width-0.1)
         ("rust-xdg" ,rust-xdg-2.2))
        #:cargo-development-inputs
@@ -119,6 +110,11 @@
              (delete-file-recursively
                (string-append vendor-dir "/" ,name "-" ,version ".tar.xz"))
              #t))
+         (add-after 'unpack 'patch-source
+           (lambda _
+             (substitute* "Makefile"
+               (("Cargo.lock") ""))
+             #t))
          (replace 'build
            (lambda* args
              ((assoc-ref gnu:%standard-phases 'build)
diff --git a/gnu/packages/terminals.scm b/gnu/packages/terminals.scm
index b851ca3481..e596c1b81f 100644
--- a/gnu/packages/terminals.scm
+++ b/gnu/packages/terminals.scm
@@ -221,24 +221,29 @@ text-based approach to terminal recording.")
     (package
       (name "libtsm")
       (version (git-version "0.0.0" revision commit))
-      (source (origin
-                (method git-fetch)
-                ;; The freedesktop repository is no longer maintained.
-                (uri (git-reference
-                      (url (string-append "https://github.com/Aetf/" name))
-                      (commit commit)))
-                (file-name (git-file-name name version))
-                (sha256
-                 (base32
-                  "0mwn91i5h5d518i1s05y7hzv6bc13vzcvxszpfh77473iwg4wprx"))))
+      (source
+       (origin
+         (method git-fetch)
+         ;; The freedesktop repository is no longer maintained.
+         (uri (git-reference
+               (url (string-append "https://github.com/Aetf/" name))
+               (commit commit)))
+         (file-name (git-file-name name version))
+         (sha256
+          (base32 "0mwn91i5h5d518i1s05y7hzv6bc13vzcvxszpfh77473iwg4wprx"))
+         (modules '((guix build utils)))
+         (snippet
+          '(begin
+             ;; Remove a bundled copy of libxkbcommon's xkbcommon-keysyms.h.
+             (delete-file-recursively "external/xkbcommon")
+             #t))))
       (build-system cmake-build-system)
       (arguments
        `(#:configure-flags '("-DBUILD_TESTING=ON")))
       (native-inputs
-       `(("pkg-config" ,pkg-config)))
-      (inputs
-       `(("libxkbcommon" ,libxkbcommon)
-         ("check" ,check)))
+       `(("check" ,check)
+         ("libxkbcommon" ,libxkbcommon) ; for xkbcommon-keysyms.h
+         ("pkg-config" ,pkg-config)))
       (synopsis "Xterm state machine library")
       (description "TSM is a state machine for DEC VT100-VT520 compatible
 terminal emulators.  It tries to support all common standards while keeping
@@ -1178,7 +1183,7 @@ made by suckless.")
         ("rust-mio" ,rust-mio-0.6)
         ("rust-mio-extras" ,rust-mio-extras-2)
         ("rust-terminfo" ,rust-terminfo-0.6)
-        ("rust-url" ,rust-url-2.1)
+        ("rust-url" ,rust-url-2)
         ("rust-vte" ,rust-vte-0.3)
         ("rust-nix" ,rust-nix-0.15)
         ("rust-miow" ,rust-miow-0.3)
diff --git a/gnu/packages/tex.scm b/gnu/packages/tex.scm
index 7dfac59613..f297252de4 100644
--- a/gnu/packages/tex.scm
+++ b/gnu/packages/tex.scm
@@ -7489,3 +7489,49 @@ Packages @code{bicaption}, @code{ltcaption}, @code{newfloat},
     (description "This package provides a drop-in replacement for the
 Symbol font from Adobe's basic set.")
     (license license:gpl2)))
+
+(define-public texlive-mathpazo
+  (package
+    (inherit (simple-texlive-package
+              "texlive-mathpazo"
+              (list "/doc/latex/mathpazo/"
+                    "/fonts/afm/public/mathpazo/"
+                    "/fonts/tfm/public/mathpazo/"
+                    "/fonts/type1/public/mathpazo/"
+                    "/fonts/vf/public/mathpazo/")
+              (base32
+               "02in6hdnbnkz216mpy8g6fk3wmlls8nh5982vmg37vhbj77lk0rh")
+              #:trivial? #t))
+    (home-page "http://www.ctan.org/pkg/mathpazo")
+    (synopsis "Fonts to typeset mathematics to match Palatino")
+    (description "The Pazo Math fonts are a family of PostScript fonts
+suitable for typesetting mathematics in combination with the Palatino
+family of text fonts.  The Pazo Math family is made up of five fonts
+provided in Adobe Type 1 format.  These contain glyphs that are
+usually not available in Palatino and for which Computer Modern looks
+odd when combined with Palatino.  These glyphs include the uppercase
+Greek alphabet in upright and slanted shapes, the lowercase Greek
+alphabet in slanted shape, several mathematical glyphs and the
+uppercase letters commonly used to represent various number sets.
+LaTeX macro support is provided in package @code{psnfss}.")
+    (license license:gpl3+)))
+
+(define-public texlive-fpl
+  (package
+    (inherit (simple-texlive-package
+              "texlive-fpl"
+              (list "/doc/fonts/fpl/"
+                    "/source/fonts/fpl/"
+                    "/fonts/afm/public/fpl/"
+                    "/fonts/type1/public/fpl/")
+              (base32
+               "02gkl516z9kn8xqs269pdkqn37sxm8ib0pcs43s4rs2rhyyl5z68")
+              #:trivial? #t))
+    (home-page "https://www.ctan.org/pkg/fpl")
+    (synopsis "SC and OsF fonts for URW Palladio L")
+    (description "The FPL Fonts provide a set of SC/OsF fonts for URW
+Palladio L which are compatible with the Palatino SC/OsF fonts from
+Adobe.  LaTeX use is enabled by the mathpazo package, which is part of
+the @code{psnfss} distribution.")
+    ;; Either LPPL version 1.0 or later, or GPL version 2
+    (license (list license:lppl1.0+ license:gpl2))))
diff --git a/gnu/packages/textutils.scm b/gnu/packages/textutils.scm
index 6653d01a31..7cbbe5f61d 100644
--- a/gnu/packages/textutils.scm
+++ b/gnu/packages/textutils.scm
@@ -67,18 +67,19 @@
 (define-public dos2unix
   (package
     (name "dos2unix")
-    (version "7.4.1")
+    (version "7.4.2")
     (source
      (origin
        (method url-fetch)
        (uri (string-append "https://waterlan.home.xs4all.nl/dos2unix/"
                            "dos2unix-" version ".tar.gz"))
        (sha256
-        (base32 "08w6yywzirsxq8bh87jycvvw922ybhc2l426j2iqzliyn1h8mm8w"))))
+        (base32 "00dfsf4rfyjb5j12gan8xjiirm0asshdz6dmd3l34a7ays6wadb0"))))
     (build-system gnu-build-system)
     (arguments
-     '(#:make-flags (list "CC=gcc"
-                          (string-append "prefix=" (assoc-ref %outputs "out")))
+     `(#:make-flags
+       (list (string-append "CC=" ,(cc-for-target))
+             (string-append "prefix=" (assoc-ref %outputs "out")))
        #:phases
        (modify-phases %standard-phases
          (delete 'configure)))) ; no configure script
diff --git a/gnu/packages/tv.scm b/gnu/packages/tv.scm
index 2196162956..88df5c90bf 100644
--- a/gnu/packages/tv.scm
+++ b/gnu/packages/tv.scm
@@ -1,6 +1,6 @@
 ;;; GNU Guix --- Functional package management for GNU
 ;;; Copyright © 2015, 2016, 2017, 2018 Alex Kost <alezost@gmail.com>
-;;; Copyright © 208 Efraim Flashner <efraim@flashner.co.il>
+;;; Copyright © 2018 Efraim Flashner <efraim@flashner.co.il>
 ;;;
 ;;; This file is part of GNU Guix.
 ;;;
diff --git a/gnu/packages/video.scm b/gnu/packages/video.scm
index 0b02ad00b9..a8f20bf11c 100644
--- a/gnu/packages/video.scm
+++ b/gnu/packages/video.scm
@@ -526,7 +526,7 @@ applications by providing high-level classes for commonly required tasks.")
 (define-public libde265
   (package
     (name "libde265")
-    (version "1.0.6")
+    (version "1.0.7")
     (source
      (origin
        (method git-fetch)
@@ -536,7 +536,7 @@ applications by providing high-level classes for commonly required tasks.")
          (commit (string-append "v" version))))
        (file-name (git-file-name name version))
        (sha256
-        (base32 "0ipccyavlgf7hfzx1g8bvzg62xq10vcxvwgq70r3z3j6mdvmrzjp"))))
+        (base32 "0x7g9771457z49qvzpk4iswfhq018i0mzsflv9gg8if5hjqhfdp0"))))
     (build-system gnu-build-system)
     (arguments
      `(#:configure-flags
@@ -1455,6 +1455,8 @@ operate properly.")
        ("sdl" ,sdl2)
        ("soxr" ,soxr)
        ("speex" ,speex)
+       ;; FFmpeg is not yet compatible with SRT > 1.4.1.
+       ("srt" ,srt-1.4.1)
        ("twolame" ,twolame)
        ("vidstab" ,vidstab)
        ("x265" ,x265)
@@ -1539,6 +1541,7 @@ operate properly.")
                '())
          "--enable-libsoxr"
          "--enable-libspeex"
+         "--enable-libsrt"
          "--enable-libtheora"
          "--enable-libtwolame"
          "--enable-libvidstab"
@@ -1830,6 +1833,8 @@ videoformats depend on the configuration flags of ffmpeg.")
        ("sdl-image" ,sdl-image)
        ("speex" ,speex)
        ("speexdsp" ,speexdsp)
+       ;; VLC is not yet compatible with SRT > 1.4.1.
+       ("srt" ,srt-1.4.1)
        ("taglib" ,taglib)
        ("twolame" ,twolame)
        ("unzip" ,unzip)
@@ -2129,9 +2134,8 @@ To load this plugin, specify the following option when starting mpv:
 (define-public libvpx
   (package
     (name "libvpx")
-    (version "1.8.2")
+    (version "1.9.0")
     (source (origin
-              ;; XXX: Upstream does not provide tarballs for > 1.6.1.
               (method git-fetch)
               (uri (git-reference
                     (url "https://chromium.googlesource.com/webm/libvpx")
@@ -2139,7 +2143,7 @@ To load this plugin, specify the following option when starting mpv:
               (file-name (git-file-name name version))
               (sha256
                (base32
-                "0gyq4fkbd2fv7m1mm9xrvn6rk6f4jsmbv8bnlhingmnrvyncnmnr"))
+                "16xv6ambc82g14h1y0q1vyy57wp6j9fbp0nk0wd5csnrw407rhry"))
               (patches (search-patches "libvpx-CVE-2016-2818.patch"))))
     (build-system gnu-build-system)
     (arguments
@@ -2157,7 +2161,11 @@ To load this plugin, specify the following option when starting mpv:
                       ;; The configure script does not understand some of the GNU
                       ;; options, so we only add the flags specified above.
                       (apply invoke  "./configure" configure-flags))))
-       #:tests? #f)) ; no check target
+
+       ;; XXX: The test suite wants to download 871 files from a cloud storage
+       ;; service (see test/test-data.sha1).  It is possible to specify a
+       ;; custom directory, but there seems to be no tarball with all files.
+       #:tests? #f))
     (native-inputs
      `(("perl" ,perl)
        ("yasm" ,yasm)))
@@ -2368,7 +2376,7 @@ audio, images) from the Web.  It can use either mpv or vlc for playback.")
 (define-public youtube-viewer
   (package
     (name "youtube-viewer")
-    (version "3.7.8")
+    (version "3.7.9")
     (source (origin
               (method git-fetch)
               (uri (git-reference
@@ -2377,7 +2385,7 @@ audio, images) from the Web.  It can use either mpv or vlc for playback.")
               (file-name (git-file-name name version))
               (sha256
                (base32
-                "1ckzzf35nbwlx5prvzjr52n28chyd479vhdk5w7vb2343az80mzi"))))
+                "16p0sa91h0zpqdpqmy348g6b9qj5f6qrbzrljn157vk00cg6mx18"))))
     (build-system perl-build-system)
     (native-inputs
      `(("perl-module-build" ,perl-module-build)))
@@ -2390,6 +2398,7 @@ audio, images) from the Web.  It can use either mpv or vlc for playback.")
        ("perl-libwww" ,perl-libwww)
        ("perl-lwp-protocol-https" ,perl-lwp-protocol-https)
        ("perl-lwp-useragent-cached" ,perl-lwp-useragent-cached)
+       ("perl-memoize" ,perl-memoize)
        ("perl-mozilla-ca" ,perl-mozilla-ca)
        ("perl-term-readline-gnu" ,perl-term-readline-gnu)
        ("perl-unicode-linebreak" ,perl-unicode-linebreak)
@@ -2996,7 +3005,7 @@ be used for realtime video capture via Linux-specific APIs.")
 (define-public obs
   (package
     (name "obs")
-    (version "26.0.0")
+    (version "26.0.2")
     (source (origin
               (method git-fetch)
               (uri (git-reference
@@ -3005,12 +3014,21 @@ be used for realtime video capture via Linux-specific APIs.")
               (file-name (git-file-name name version))
               (sha256
                (base32
-                "09y57b3c88szl3wyx3cxq8jrm3pfnyg2n25hxl1ynkq3rgaavdq2"))))
+                "1d502f80whh686mvq0yn6zpa5nvmnlzxwp5sjz43vpbbvhpbrdqj"))))
     (build-system cmake-build-system)
     (arguments
      `(#:configure-flags
        (list (string-append "-DOBS_VERSION_OVERRIDE=" ,version)
-             "-DENABLE_UNIT_TESTS=TRUE")))
+             "-DENABLE_UNIT_TESTS=TRUE")
+       #:phases
+       (modify-phases %standard-phases
+         (add-after 'install 'wrap-executable
+           (lambda* (#:key outputs #:allow-other-keys)
+             (let ((out (assoc-ref outputs "out"))
+                   (plugin-path (getenv "QT_PLUGIN_PATH")))
+               (wrap-program (string-append out "/bin/obs")
+                 `("QT_PLUGIN_PATH" ":" prefix (,plugin-path))))
+             #t)))))
     (native-inputs
      `(("cmocka" ,cmocka)
        ("pkg-config" ,pkg-config)))
@@ -3601,7 +3619,7 @@ practically any type of media.")
 (define-public libmediainfo
   (package
     (name "libmediainfo")
-    (version "20.08")
+    (version "20.09")
     (source (origin
               (method url-fetch)
               (uri (string-append "https://mediaarea.net/download/source/"
@@ -3609,7 +3627,7 @@ practically any type of media.")
                                   name "_" version ".tar.xz"))
               (sha256
                (base32
-                "19n8h9jq42b6r3dbag77fzwfksfywszmzpi636w87fvc1nqldlqj"))))
+                "15ni9pnch6688m72swwax109a7mg4a08yx75qknrx7qa6dbyhz6h"))))
     ;; TODO add a Big Buck Bunny webm for tests.
     (native-inputs
      `(("autoconf" ,autoconf)
@@ -3659,7 +3677,7 @@ MPEG-2, MPEG-4, DVD (VOB)...
 (define-public mediainfo
   (package
     (name "mediainfo")
-    (version "20.08")
+    (version "20.09")
     (source (origin
               (method url-fetch)
               ;; Warning: This source has proved unreliable 1 time at least.
@@ -3670,7 +3688,7 @@ MPEG-2, MPEG-4, DVD (VOB)...
                                   name "_" version ".tar.xz"))
               (sha256
                (base32
-                "1baf2dj5s3g1x4ssqli1b2r1203syk42m09zhp36qcinmfixv11l"))))
+                "0rqg9z7s5bk7vlvjrs4gackzg7ib05a0dffi2ihsjf5a7kw7wcir"))))
     (native-inputs
      `(("autoconf" ,autoconf)
        ("automake" ,automake)
@@ -4540,7 +4558,7 @@ result in several formats:
         ("rust-arrayvec" ,rust-arrayvec-0.5)
         ("rust-backtrace" ,rust-backtrace-0.3)
         ("rust-bitstream-io" ,rust-bitstream-io-0.8)
-        ("rust-byteorder" ,rust-byteorder-1.3)
+        ("rust-byteorder" ,rust-byteorder-1)
         ("rust-cfg-if" ,rust-cfg-if-0.1)
         ("rust-clap" ,rust-clap-2)
         ("rust-console" ,rust-console-0.11)
@@ -4564,7 +4582,7 @@ result in several formats:
         ("rust-serde" ,rust-serde-1)
         ("rust-signal-hook" ,rust-signal-hook-0.1)
         ("rust-simd-helpers" ,rust-simd-helpers-0.1)
-        ("rust-thiserror" ,rust-thiserror-1.0)
+        ("rust-thiserror" ,rust-thiserror-1)
         ("rust-toml" ,rust-toml-0.5)
         ("rust-y4m" ,rust-y4m-0.5)
         ("rust-cc" ,rust-cc-1)
diff --git a/gnu/packages/vim.scm b/gnu/packages/vim.scm
index 6b741e1198..def1f870ca 100644
--- a/gnu/packages/vim.scm
+++ b/gnu/packages/vim.scm
@@ -70,7 +70,7 @@
 (define-public vim
   (package
     (name "vim")
-    (version "8.2.1770")
+    (version "8.2.1840")
     (source (origin
              (method git-fetch)
              (uri (git-reference
@@ -79,7 +79,7 @@
              (file-name (git-file-name name version))
              (sha256
               (base32
-               "14mbrbnjwb8r4pl06vafd56x0pmbcgqvr57s2ns2arh7xcy9bri7"))))
+               "0ly2kv1x3jqi363wjk694s8bi9q0xvw7yizf8pzanan8h2wy1r28"))))
     (build-system gnu-build-system)
     (arguments
      `(#:test-target "test"
diff --git a/gnu/packages/vlang.scm b/gnu/packages/vlang.scm
index 70133bb233..e0b2e7bcfc 100644
--- a/gnu/packages/vlang.scm
+++ b/gnu/packages/vlang.scm
@@ -1,5 +1,7 @@
 ;;; GNU Guix --- Functional package management for GNU
 ;;; Copyright © 2020 Ryan Prior <rprior@protonmail.com>
+;;; Copyright © 2020 Tobias Geerinckx-Rice <me@tobias.gr>
+;;; Copyright © 2020 Efraim Flashner <efraim@flashner.co.il>
 ;;;
 ;;; This file is part of GNU Guix.
 ;;;
@@ -18,15 +20,20 @@
 
 (define-module (gnu packages vlang)
   #:use-module (gnu packages glib)
+  #:use-module (gnu packages node)
+  #:use-module (gnu packages sqlite)
+  #:use-module (gnu packages tls)
+  #:use-module (gnu packages xorg)
   #:use-module (guix build-system gnu)
   #:use-module (guix git-download)
   #:use-module ((guix licenses) #:prefix license:)
+  #:use-module (guix utils)
   #:use-module (guix packages))
 
 (define-public vlang
   (package
    (name "vlang")
-   (version "0.1.27")
+   (version "0.1.29")
    (source
     (origin
      (method git-fetch)
@@ -35,20 +42,18 @@
            (commit version)))
      (file-name (git-file-name name version))
      (sha256
-      (base32 "1d9qhacllvkqif42jaayixhjyhx7pzslh8p1yr5p19447q763fq1"))))
+      (base32 "1rqi7cah5nq8aggrib9xvdpfjxq20li91svv0w9yny6nn1ag7snx"))))
    (build-system gnu-build-system)
    (arguments
-    '(#:tests? #f ; tests are broken in v 0.1.27
-      #:make-flags
-      `("CC=gcc"
-        "GITCLEANPULL=true"
-        "GITFASTCLONE=mkdir -p"
-        "TCCREPO="
-        "TMPTCC=tcc"
-        ,(string-append "TMPVC=" (assoc-ref %build-inputs "vc"))
-        "VCREPO="
-        "VERBOSE=1"
-        "V_ALWAYS_CLEAN_TMP=false")
+    `(#:make-flags
+      (list (string-append "CC=" ,(cc-for-target))
+            "TMPTCC=tcc"
+            (string-append "VC=" (assoc-ref %build-inputs "vc"))
+            "GITCLEANPULL=true"
+            "GITFASTCLONE=mkdir -p"
+            "TCCREPO="
+            "VCREPO="
+            "VERBOSE=1")
       #:phases
       (modify-phases %standard-phases
         (delete 'configure)
@@ -56,22 +61,32 @@
           (lambda _
             (substitute* "Makefile"
               (("rm -rf") "true")
-              (("v self") "v -cc gcc cmd/v"))
+              (("v self") (string-append "v -cc " ,(cc-for-target) " cmd/v")))
             #t))
-        ;; A few tests are broken in v 0.1.27. This function should be
-        ;; enabled to run tests in the next release.
-        ;; (replace 'check
-        ;;   (lambda _
-        ;;     (let* ((tmpbin "tmp/bin")
-        ;;            (gcc (which "gcc")))
-        ;;       (mkdir-p tmpbin)
-        ;;       (symlink gcc (string-append tmpbin "/cc"))
-        ;;       (setenv "PATH" (string-append tmpbin ":" (getenv "PATH")))
-        ;;       (invoke "./v" "test-fixed"))
-        ;;     #t))
-        (replace 'install
+        (add-before 'check 'delete-failing-tests
+          ;; XXX As always, these should eventually be fixed and run.
           (lambda _
-            (let* ((bin (string-append (assoc-ref %outputs "out") "/bin"))
+            (for-each delete-file
+                      '("vlib/v/gen/x64/tests/x64_test.v"
+                        "vlib/v/tests/repl/repl_test.v"
+                        "vlib/v/tests/valgrind/valgrind_test.v"
+                        "vlib/v/tests/valgrind/strings_and_arrays.vv"
+                        "vlib/v/tests/live_test.v"
+                        "vlib/net/websocket/ws_test.v"))
+            #t))
+        (replace 'check
+          (lambda* (#:key tests? #:allow-other-keys)
+            (let* ((bin "tmp/bin")
+                   (gcc (which "gcc")))
+              (when tests?
+                (mkdir-p bin)
+                (symlink gcc (string-append bin "/cc"))
+                (setenv "PATH" (string-append bin ":" (getenv "PATH")))
+                (invoke "./v" "test-fixed")))
+            #t))
+        (replace 'install
+          (lambda* (#:key outputs #:allow-other-keys)
+            (let* ((bin (string-append (assoc-ref outputs "out") "/bin"))
                    (tools (string-append bin "/cmd/tools"))
                    (thirdparty (string-append bin "/thirdparty"))
                    (vlib (string-append bin "/vlib"))
@@ -90,7 +105,9 @@
     `(("glib" ,glib)))
    (native-inputs
     `(("vc"
-       ,(let ((vc-version "0884d7092f4c2a4f8ca16da6f1792efa235247be"))
+       ;; Versions are not consistently tagged, but the matching commit will
+       ;; probably have ‘v0.x.y’ in the commit message.
+       ,(let ((vc-version "b01d0fcda4b55861baa4be82e307cca4834b1641"))
           ;; v bootstraps from generated c source code from a dedicated
           ;; repository. It's readable, as generated source goes, and not at all
           ;; obfuscated, and it's about 15kb. The original source written in
@@ -104,7 +121,13 @@
                   (commit vc-version)))
             (file-name (git-file-name "vc" vc-version))
             (sha256
-             (base32 "17bs09iwxfd0si70j48n9nd16gfgcj8imd0azypk3xzzbz4wybnz")))))))
+             (base32 "052gp5q2k31r3lci3rx4k0vy0vjdjva64xvrbbihn8lgmw63lc9f")))))
+
+      ;; For the tests.
+      ("libx11" ,libx11)
+      ("node" ,node)
+      ("openssl" ,openssl)
+      ("sqlite" ,sqlite)))
    (home-page "https://vlang.io/")
    (synopsis "Compiler for the V programming language")
    (description
diff --git a/gnu/packages/web.scm b/gnu/packages/web.scm
index 66b567c09d..ced6dc2eee 100644
--- a/gnu/packages/web.scm
+++ b/gnu/packages/web.scm
@@ -45,6 +45,7 @@
 ;;; Copyright © 2018, 2019, 2020 Björn Höfling <bjoern.hoefling@bjoernhoefling.de>
 ;;; Copyright © 2020 Paul Garlick <pgarlick@tourbillion-technology.com>
 ;;; Copyright © 2020 Michael Rohleder <mike@rohleder.de>
+;;; Copyright © 2020 Ryan Prior <rprior@protonmail.com>
 ;;;
 ;;; This file is part of GNU Guix.
 ;;;
@@ -67,39 +68,39 @@
   #:use-module (guix packages)
   #:use-module (guix download)
   #:use-module (guix gexp)
-  #:use-module (guix git-download)
   #:use-module (guix cvs-download)
   #:use-module (guix hg-download)
+  #:use-module (guix git-download)
   #:use-module (guix utils)
-  #:use-module (guix build-system gnu)
+  #:use-module (guix build-system ant)
+  #:use-module (guix build-system cmake)
   #:use-module (guix build-system glib-or-gtk)
+  #:use-module (guix build-system gnu)
+  #:use-module (guix build-system go)
   #:use-module (guix build-system perl)
-  #:use-module (guix build-system cmake)
-  #:use-module (guix build-system trivial)
   #:use-module (guix build-system python)
-  #:use-module (guix build-system ant)
   #:use-module (guix build-system scons)
-  #:use-module (guix build-system go)
+  #:use-module (guix build-system trivial)
   #:use-module (gnu packages)
   #:use-module (gnu packages admin)
   #:use-module (gnu packages adns)
   #:use-module (gnu packages apr)
+  #:use-module (gnu packages autotools)
+  #:use-module (gnu packages base)
+  #:use-module (gnu packages bison)
   #:use-module (gnu packages boost)
   #:use-module (gnu packages check)
-  #:use-module (gnu packages documentation)
-  #:use-module (gnu packages docbook)
-  #:use-module (gnu packages emacs)
-  #:use-module (gnu packages emacs-xyz)
-  #:use-module (gnu packages autotools)
   #:use-module (gnu packages compression)
   #:use-module (gnu packages curl)
   #:use-module (gnu packages cyrus-sasl)
   #:use-module (gnu packages databases)
-  #:use-module (gnu packages bison)
+  #:use-module (gnu packages docbook)
+  #:use-module (gnu packages documentation)
+  #:use-module (gnu packages emacs)
+  #:use-module (gnu packages emacs-xyz)
   #:use-module (gnu packages flex)
   #:use-module (gnu packages fontutils)
   #:use-module (gnu packages freedesktop)
-  #:use-module (gnu packages kerberos)
   #:use-module (gnu packages gcc)
   #:use-module (gnu packages gd)
   #:use-module (gnu packages gettext)
@@ -113,11 +114,12 @@
   #:use-module (gnu packages guile)
   #:use-module (gnu packages guile-xyz)
   #:use-module (gnu packages hurd)
+  #:use-module (gnu packages image)
   #:use-module (gnu packages java)
   #:use-module (gnu packages jemalloc)
-  #:use-module (gnu packages image)
   #:use-module (gnu packages imagemagick)
   #:use-module (gnu packages kde)
+  #:use-module (gnu packages kerberos)
   #:use-module (gnu packages libevent)
   #:use-module (gnu packages libidn)
   #:use-module (gnu packages libunistring)
@@ -132,19 +134,18 @@
   #:use-module (gnu packages nss)
   #:use-module (gnu packages openldap)
   #:use-module (gnu packages openstack)
-  #:use-module (gnu packages base)
   #:use-module (gnu packages package-management)
+  #:use-module (gnu packages pcre)
   #:use-module (gnu packages perl)
   #:use-module (gnu packages perl-check)
   #:use-module (gnu packages python)
   #:use-module (gnu packages python-crypto)
   #:use-module (gnu packages python-web)
   #:use-module (gnu packages python-xyz)
-  #:use-module (gnu packages pcre)
   #:use-module (gnu packages pkg-config)
   #:use-module (gnu packages qt)
-  #:use-module (gnu packages readline)
   #:use-module (gnu packages re2c)
+  #:use-module (gnu packages readline)
   #:use-module (gnu packages sphinx)
   #:use-module (gnu packages texinfo)
   #:use-module (gnu packages textutils)
@@ -254,31 +255,32 @@ Interface} specification.")
              #t))
          (replace 'configure
            ;; The configure script is hand-written, not from GNU autotools.
-           (lambda* (#:key outputs #:allow-other-keys)
+           (lambda* (#:key configure-flags outputs #:allow-other-keys)
              (let ((flags
-                    (list (string-append "--prefix=" (assoc-ref outputs "out"))
-                          "--with-http_ssl_module"
-                          "--with-http_v2_module"
-                          "--with-pcre-jit"
-                          "--with-debug"
-                          ;; Even when not cross-building, we pass the
-                          ;; --crossbuild option to avoid customizing for the
-                          ;; kernel version on the build machine.
-                          ,(let ((system "Linux")    ; uname -s
-                                 (release "3.2.0")   ; uname -r
-                                 ;; uname -m
-                                 (machine (match (or (%current-target-system)
-                                                     (%current-system))
-                                            ("x86_64-linux"   "x86_64")
-                                            ("i686-linux"     "i686")
-                                            ("mips64el-linux" "mips64")
-                                            ;; Prevent errors when querying
-                                            ;; this package on unsupported
-                                            ;; platforms, e.g. when running
-                                            ;; "guix package --search="
-                                            (_                "UNSUPPORTED"))))
-                             (string-append "--crossbuild="
-                                            system ":" release ":" machine)))))
+                    (append (list (string-append "--prefix=" (assoc-ref outputs "out"))
+                                  "--with-http_ssl_module"
+                                  "--with-http_v2_module"
+                                  "--with-pcre-jit"
+                                  "--with-debug"
+                                  ;; Even when not cross-building, we pass the
+                                  ;; --crossbuild option to avoid customizing for the
+                                  ;; kernel version on the build machine.
+                                  ,(let ((system "Linux")    ; uname -s
+                                         (release "3.2.0")   ; uname -r
+                                         ;; uname -m
+                                         (machine (match (or (%current-target-system)
+                                                             (%current-system))
+                                                    ("x86_64-linux"   "x86_64")
+                                                    ("i686-linux"     "i686")
+                                                    ("mips64el-linux" "mips64")
+                                                    ;; Prevent errors when querying
+                                                    ;; this package on unsupported
+                                                    ;; platforms, e.g. when running
+                                                    ;; "guix package --search="
+                                                    (_                "UNSUPPORTED"))))
+                                     (string-append "--crossbuild="
+                                                    system ":" release ":" machine)))
+                            configure-flags)))
                (setenv "CC" "gcc")
                (format #t "configure flags: ~s~%" flags)
                (apply invoke "./configure" flags)
@@ -1345,6 +1347,50 @@ used to validate and fix HTML data.")
     (home-page "http://tidy.sourceforge.net/")
     (license (license:x11-style "file:///include/tidy.h"))))
 
+(define-public esbuild
+  (package
+    (name "esbuild")
+    (version "0.7.14")
+    (source
+     (origin
+       (method git-fetch)
+       (uri (git-reference
+             (url "https://github.com/evanw/esbuild")
+             (commit (string-append "v" version))))
+       (file-name (git-file-name name version))
+       (sha256
+        (base32
+         "1y5hqymv2r8r29f8vh8kgncj3wlkg4fzi0zlc7mgyss872ajkc7i"))
+       (modules '((guix build utils)))
+       (snippet
+        '(begin
+           ;; Remove prebuilt binaries
+           (delete-file-recursively "npm")
+           #t))))
+    (build-system go-build-system)
+    (arguments
+     '(#:import-path "github.com/evanw/esbuild/cmd/esbuild"
+       #:unpack-path "github.com/evanw/esbuild"
+       #:phases
+       (modify-phases %standard-phases
+         (replace 'check
+           (lambda* (#:key tests? unpack-path #:allow-other-keys)
+             (if tests?
+               (with-directory-excursion (string-append "src/" unpack-path)
+                 (invoke "make" "test-go")))
+             #t)))))
+    (inputs
+     `(("go-golang-org-x-sys" ,go-golang-org-x-sys)))
+    (native-inputs
+     `(("go-github-com-kylelemons-godebug" ,go-github-com-kylelemons-godebug)))
+    (home-page "https://github.com/evanw/esbuild")
+    (synopsis "Bundler and minifier tool for JavaScript and TypeScript")
+    (description
+     "The esbuild tool provides a unified bundler, transpiler and
+minifier.  It packages up JavaScript and TypeScript code, along with JSON
+and other data, for distribution on the web.")
+    (license license:expat)))
+
 (define-public tinyproxy
   (package
     (name "tinyproxy")
@@ -2632,15 +2678,14 @@ development server with Starman.")
 (define-public perl-cgi
   (package
     (name "perl-cgi")
-    (version "4.47")
+    (version "4.51")
     (source
      (origin
        (method url-fetch)
        (uri (string-append "mirror://cpan/authors/id/L/LE/LEEJO/"
                            "CGI-" version ".tar.gz"))
        (sha256
-        (base32
-         "1a9cylhqsm5icvbg09m21nj0xx4zy5gbk4p74npm1ch3qlryzyyr"))))
+        (base32 "02k0p8zwbn0fz9r39rg8jvbmky8fwdg6kznklzk557rg07kiblhb"))))
     (build-system perl-build-system)
     (native-inputs
      `(("perl-test-deep" ,perl-test-deep)
@@ -2858,15 +2903,15 @@ RSS 0.91, RSS 1.0, RSS 2.0, Atom.")
 (define-public perl-file-listing
   (package
     (name "perl-file-listing")
-    (version "6.04")
+    (version "6.11")
     (source (origin
              (method url-fetch)
              (uri (string-append
-                   "mirror://cpan/authors/id/G/GA/GAAS/File-Listing-"
+                   "mirror://cpan/authors/id/P/PL/PLICEASE/File-Listing-"
                    version ".tar.gz"))
              (sha256
               (base32
-               "1xcwjlnxaiwwpn41a5yi6nz95ywh3szq5chdxiwj36kqsvy5000y"))))
+               "0vmzw1mhv580flzkla80gvwfpficnhlbqr1dnlf9x50bw7n18k62"))))
     (build-system perl-build-system)
     (propagated-inputs
      `(("perl-http-date" ,perl-http-date)))
@@ -5606,14 +5651,14 @@ tools like SSH (Secure Shell) to reach the outside world.")
 (define-public stunnel
   (package
   (name "stunnel")
-  (version "5.56")
+  (version "5.57")
   (source
     (origin
       (method url-fetch)
       (uri (string-append "https://www.stunnel.org/downloads/stunnel-"
                           version ".tar.gz"))
       (sha256
-       (base32 "08kb4gi9fzqngrczykvba6xhaxhq9m4wmdbhxvgrva5rasrvz13k"))))
+       (base32 "1q8gc05fiz7w55ws0whwzb94ffjnhzfppf1mhz1hf671vmrvjnmg"))))
   (build-system gnu-build-system)
   (native-inputs
    ;; For tests.
@@ -7425,6 +7470,37 @@ update an existing mirrored site, and resume interrupted downloads.
 HTTrack is fully configurable, and has an integrated help system.")
     (license license:gpl3+)))
 
+(define-public buku
+  (package
+    (name "buku")
+    (version "4.4")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (pypi-uri "buku" version))
+       (file-name (git-file-name name version))
+       (sha256
+        (base32
+         "1g1xhdskfn72xaraqzz2v8dl2iza7bzfpn17z2wdrzkq3ih7yvgg"))))
+    (build-system python-build-system)
+    (arguments
+     `(#:tests? #f))                    ;FIXME: many tests need network access
+    (inputs
+     `(("python-beautifulsoup4" ,python-beautifulsoup4)
+       ("python-certifi" ,python-certifi)
+       ("python-cryptography" ,python-cryptography)
+       ("python-html5lib" ,python-html5lib)
+       ("python-urllib3" ,python-urllib3)))
+    (home-page "https://github.com/jarun/buku")
+    (synopsis "Bookmark manager")
+    (description
+     "buku is a powerful bookmark manager written in Python3 and SQLite3.
+@command{buku} can auto-import bookmarks from your browser and present them
+in an interactive command-line interface that lets you compose and update
+bookmarks directly.  It can also present them in a web interface with
+@command{bukuserver}.")
+    (license license:gpl3+)))
+
 (define-public anonip
   (package
     (name "anonip")
diff --git a/gnu/packages/wm.scm b/gnu/packages/wm.scm
index c379f70b21..2fafee29a0 100644
--- a/gnu/packages/wm.scm
+++ b/gnu/packages/wm.scm
@@ -1597,7 +1597,11 @@ compositors that support the layer-shell protocol.")
         (base32 "1ha8803ll7472kqxsy2xz0v5d4sv8apmc9z631d67m31q0z1m9rz"))))
     (build-system asdf-build-system/sbcl)
     (native-inputs `(("fiasco" ,sbcl-fiasco)
-                     ("texinfo" ,texinfo)))
+                     ("texinfo" ,texinfo)
+
+                     ;; To build the manual.
+                     ("autoconf" ,autoconf)
+                     ("automake" ,automake)))
     (inputs `(("cl-ppcre" ,sbcl-cl-ppcre)
               ("clx" ,sbcl-clx)
               ("alexandria" ,sbcl-alexandria)))
@@ -1631,13 +1635,12 @@ compositors that support the layer-shell protocol.")
                     out)))
                #t)))
          (add-after 'install 'install-manual
-           (lambda* (#:key outputs #:allow-other-keys)
-             ;; The proper way to the manual is bootstrapping a full autotools
-             ;; build system and running ‘./configure && make stumpwm.info’ to
-             ;; do some macro substitution.  We can get away with much less.
+           (lambda* (#:key (make-flags '()) outputs #:allow-other-keys)
              (let* ((out  (assoc-ref outputs "out"))
                     (info (string-append out "/share/info")))
-               (invoke "makeinfo" "stumpwm.texi.in")
+               (invoke "./autogen.sh")
+               (invoke "sh" "./configure" "SHELL=sh")
+               (apply invoke "make" "stumpwm.info" make-flags)
                (install-file "stumpwm.info" info)
                #t))))))
     (synopsis "Window manager written in Common Lisp")
@@ -2039,3 +2042,39 @@ execute a shell command on a configurable action.  The icons can be moved on
 the desktop by dragging them, and the icons will remember their positions on
 start-up.")
     (license license:bsd-3)))
+
+(define-public xnotify
+  (package
+    (name "xnotify")
+    (version "0.5.0")
+    (source (origin
+              (method git-fetch)
+              (uri (git-reference
+                    (url "https://github.com/phillbush/xnotify")
+                    (commit (string-append "v" version))))
+              (file-name (git-file-name name version))
+              (sha256
+               (base32
+                "0ris7jhi7hgw7nxkwkn3zk7n3y4nvnnm6dbz0qs0g2srp2k67v7v"))))
+    (build-system gnu-build-system)
+    (inputs
+     `(("libx11" ,libx11)
+       ("libxft" ,libxft)
+       ("libxinerama" ,libxinerama)
+       ("imlib2" ,imlib2)))
+    (arguments
+     `(#:make-flags
+       (list (string-append "CC=" ,(cc-for-target))
+             (string-append "PREFIX=" %output)
+             (string-append "CFLAGS="
+                            "-I" (assoc-ref %build-inputs "freetype")
+                            "/include/freetype2"))
+       #:tests? #f ;no test suite
+       #:phases
+       (modify-phases %standard-phases
+         (delete 'configure))))
+    (home-page "https://github.com/phillbush/xnotify")
+    (synopsis "Displays a notification on the screen")
+    (description "XNotify receives a notification specification in stdin and
+shows a notification for the user on the screen.")
+    (license license:expat)))
diff --git a/gnu/packages/xdisorg.scm b/gnu/packages/xdisorg.scm
index 6240652154..7044b65eec 100644
--- a/gnu/packages/xdisorg.scm
+++ b/gnu/packages/xdisorg.scm
@@ -40,6 +40,7 @@
 ;;; Copyright © 2020 Ivan Kozlov <kanichos@yandex.ru>
 ;;; Copyright © 2020 Brett Gilio <brettg@gnu.org>
 ;;; Copyright © 2020 Gabriel Arazas <foo.dogsquared@gmail.com>
+;;; Copyright © 2020 James Smith <jsubuntuxp@disroot.org>
 ;;;
 ;;; This file is part of GNU Guix.
 ;;;
@@ -104,6 +105,7 @@
   #:use-module (gnu packages xorg)
   #:use-module (gnu packages fontutils)
   #:use-module (gnu packages bison)
+  #:use-module (gnu packages sphinx)
   #:use-module (ice-9 match))
 
 ;; packages outside the x.org system proper
@@ -2515,3 +2517,34 @@ using @command{dmenu}.")
 such as sway, similar to @command{rofi}.")
     (home-page "https://hg.sr.ht/~scoopta/wofi")
     (license license:gpl3+)))
+
+(define-public dex
+  (package
+    (name "dex")
+    (version "0.9.0")
+    (source (origin
+              (method git-fetch)
+              (uri (git-reference
+                    (url (string-append "https://github.com/jceb/dex"))
+                    (commit (string-append "v" version))))
+              (sha256
+               (base32
+                "03aapcywnz4kl548cygpi25m8adwbmqlmwgxa66v4156ax9dqs86"))
+              (file-name (git-file-name name version))))
+    (build-system gnu-build-system)
+    (arguments
+     `(#:make-flags (list (string-append "PREFIX=" (assoc-ref %outputs "out")))
+       #:phases
+       (modify-phases %standard-phases
+         (delete 'configure))
+       #:tests? #f))
+    (inputs
+     `(("python", python)))
+    (native-inputs
+     `(("python-sphinx" ,python-sphinx)))
+    (home-page "https://github.com/jceb/dex")
+    (synopsis "Execute DesktopEntry files")
+    (description
+     "@command{dex}, @dfn{DesktopEntry Execution}, is a program to generate
+and execute @file{.desktop} files of the Application type.")
+    (license license:gpl3+)))
diff --git a/gnu/packages/xiph.scm b/gnu/packages/xiph.scm
index cea51d2fca..2d80496330 100644
--- a/gnu/packages/xiph.scm
+++ b/gnu/packages/xiph.scm
@@ -494,7 +494,7 @@ things in between.")
 (define-public libshout
   (package
     (name "libshout")
-    (version "2.4.3")
+    (version "2.4.4")
     (source (origin
               (method url-fetch)
               (uri (string-append
@@ -502,7 +502,7 @@ things in between.")
                     "libshout-" version ".tar.gz"))
               (sha256
                (base32
-                "1zhdshas539cs8fsz8022ljxnnncr5lafhfd1dqr1gs125fzb2hd"))))
+                "1hz670a4pfpsb89b0mymy8nw4rx8x0vmh61gq6j1vbg70mfhrscc"))))
     (build-system gnu-build-system)
     (native-inputs
      `(("pkg-config" ,pkg-config)))
diff --git a/gnu/packages/xorg.scm b/gnu/packages/xorg.scm
index 4236b852fb..be6e32a61e 100644
--- a/gnu/packages/xorg.scm
+++ b/gnu/packages/xorg.scm
@@ -2528,7 +2528,7 @@ including most mice, keyboards, tablets and touchscreens.")
 (define-public xf86-input-libinput
   (package
     (name "xf86-input-libinput")
-    (version "0.28.2")
+    (version "0.30.0")
     (source (origin
               (method url-fetch)
               (uri (string-append
@@ -2536,7 +2536,7 @@ including most mice, keyboards, tablets and touchscreens.")
                     name "-" version ".tar.bz2"))
               (sha256
                (base32
-                "0818vr0yhk9j1y1wcbxzcd458vrvp06rrhi8k43bhqkb5jb4dcxq"))))
+                "1h4np66p87jf0c85ig524w8f5rbhl5gx8fww1qg0c55f87yzkizr"))))
     (build-system gnu-build-system)
     (arguments
      '(#:configure-flags
diff --git a/gnu/services/dns.scm b/gnu/services/dns.scm
index 9caa3611be..572880561c 100644
--- a/gnu/services/dns.scm
+++ b/gnu/services/dns.scm
@@ -757,7 +757,29 @@ cache.size = 100 * MB
   (cache-size       dnsmasq-configuration-cache-size
                     (default 150))      ;integer
   (negative-cache?  dnsmasq-configuration-negative-cache?
-                    (default #t)))      ;boolean
+                    (default #t))      ;boolean
+  (tftp-enable?     dnsmasq-configuration-tftp-enable?
+                    (default #f))       ;boolean
+  (tftp-no-fail?    dnsmasq-configuration-tftp-no-fail?
+                    (default #f))       ;boolean
+  (tftp-single-port? dnsmasq-configuration-tftp-single-port?
+                    (default #f))       ;boolean
+  (tftp-secure?     dnsmasq-tftp-secure?
+                    (default #f))       ;boolean
+  (tftp-max         dnsmasq-tftp-max
+                    (default #f))       ;integer
+  (tftp-mtu         dnsmasq-tftp-mtu
+                    (default #f))       ;integer
+  (tftp-no-blocksize? dnsmasq-tftp-no-blocksize?
+                      (default #f))     ;boolean
+  (tftp-lowercase?  dnsmasq-tftp-lowercase?
+                    (default #f))       ;boolean
+  (tftp-port-range  dnsmasq-tftp-port-range
+                    (default #f))       ;string
+  (tftp-root        dnsmasq-tftp-root
+                    (default "/var/empty,lo")) ;string
+  (tftp-unique-root dnsmasq-tftp-unique-root
+                    (default #f)))      ;"" or "ip" or "mac"
 
 (define dnsmasq-shepherd-service
   (match-lambda
@@ -765,7 +787,12 @@ cache.size = 100 * MB
                                 no-hosts?
                                 port local-service? listen-addresses
                                 resolv-file no-resolv? servers
-                                addresses cache-size negative-cache?)
+                                addresses cache-size negative-cache?
+                                tftp-enable? tftp-no-fail?
+                                tftp-single-port? tftp-secure?
+                                tftp-max tftp-mtu tftp-no-blocksize?
+                                tftp-lowercase? tftp-port-range
+                                tftp-root tftp-unique-root)
      (shepherd-service
       (provision '(dnsmasq))
       (requirement '(networking))
@@ -794,7 +821,44 @@ cache.size = 100 * MB
                   #$(format #f "--cache-size=~a" cache-size)
                   #$@(if negative-cache?
                          '()
-                         '("--no-negcache")))
+                         '("--no-negcache"))
+                  #$@(if tftp-enable?
+                         '("--enable-tftp")
+                         '())
+                  #$@(if tftp-no-fail?
+                         '("--tftp-no-fail")
+                         '())
+                  #$@(if tftp-single-port?
+                         '("--tftp-single-port")
+                         '())
+                  #$@(if tftp-secure?
+                         '("--tftp-secure?")
+                         '())
+                  #$@(if tftp-max
+                         (list (format #f "--tftp-max=~a" tftp-max))
+                         '())
+                  #$@(if tftp-mtu
+                         (list (format #f "--tftp-mtu=~a" tftp-mtu))
+                         '())
+                  #$@(if tftp-no-blocksize?
+                         '("--tftp-no-blocksize")
+                         '())
+                  #$@(if tftp-lowercase?
+                         '("--tftp-lowercase")
+                         '())
+                  #$@(if tftp-port-range
+                         (list (format #f "--tftp-port-range=~a"
+                                          tftp-port-range))
+                         '())
+                  #$@(if tftp-root
+                         (list (format #f "--tftp-root=~a" tftp-root))
+                         '())
+                  #$@(if tftp-unique-root
+                         (list
+                          (if (> (length tftp-unique-root) 0)
+                              (format #f "--tftp-unique-root=~a" tftp-unique-root)
+                              (format #f "--tftp-unique-root")))
+                         '()))
                 #:pid-file "/run/dnsmasq.pid"))
       (stop #~(make-kill-destructor))))))
 
diff --git a/gnu/services/ganeti.scm b/gnu/services/ganeti.scm
index e2a2ec63e1..d87db5b9ac 100644
--- a/gnu/services/ganeti.scm
+++ b/gnu/services/ganeti.scm
@@ -430,7 +430,7 @@ appropriate requests to this daemon.")))
                 (description
                  "@command{ganeti-luxid} is a daemon used to answer queries
 related to the configuration and the current live state of a Ganeti cluster.
-Additionally, it is the autorative daemon for the Ganeti job queue.  Jobs can
+Additionally, it is the authorative daemon for the Ganeti job queue.  Jobs can
 be submitted via this daemon and it schedules and starts them.")))
 
 (define-record-type* <ganeti-rapi-configuration>
diff --git a/gnu/services/guix.scm b/gnu/services/guix.scm
index 10a8581a62..a47c4bd941 100644
--- a/gnu/services/guix.scm
+++ b/gnu/services/guix.scm
@@ -17,20 +17,67 @@
 ;;; along with GNU Guix.  If not, see <http://www.gnu.org/licenses/>.
 
 (define-module (gnu services guix)
+  #:use-module (srfi srfi-1)
   #:use-module (ice-9 match)
   #:use-module (guix gexp)
   #:use-module (guix records)
+  #:use-module (guix packages)
   #:use-module ((gnu packages base)
                 #:select (glibc-utf8-locales))
   #:use-module (gnu packages admin)
+  #:use-module (gnu packages databases)
   #:use-module (gnu packages web)
+  #:use-module (gnu packages guile)
+  #:use-module (gnu packages guile-xyz)
+  #:use-module (gnu packages package-management)
   #:use-module (gnu services)
   #:use-module (gnu services base)
   #:use-module (gnu services admin)
   #:use-module (gnu services shepherd)
   #:use-module (gnu services getmail)
   #:use-module (gnu system shadow)
-  #:export (<guix-data-service-configuration>
+  #:export (guix-build-coordinator-configuration
+            guix-build-coordinator-configuration?
+            guix-build-coordinator-configuration-package
+            guix-build-coordinator-configuration-user
+            guix-build-coordinator-configuration-group
+            guix-build-coordinator-configuration-datastore-uri-string
+            guix-build-coordinator-configuration-agent-communication-uri-string
+            guix-build-coordinator-configuration-client-communication-uri-string
+            guix-build-coordinator-configuration-allocation-strategy
+            guix-build-coordinator-configuration-hooks
+            guix-build-coordinator-configuration-guile
+
+            guix-build-coordinator-service-type
+
+            guix-build-coordinator-agent-configuration
+            guix-build-coordinator-agent-configuration?
+            guix-build-coordinator-agent-configuration-package
+            guix-build-coordinator-agent-configuration-user
+            guix-build-coordinator-agent-configuration-coordinator
+            guix-build-coordinator-agent-configuration-uuid
+            guix-build-coordinator-agent-configuration-password
+            guix-build-coordinator-agent-configuration-password-file
+            guix-build-coordinator-agent-configuration-systems
+            guix-build-coordinator-agent-configuration-max-parallel-builds
+            guix-build-coordinator-agent-configuration-derivation-substitute-urls
+            guix-build-coordinator-agent-configuration-non-derivation-substitute-urls
+
+            guix-build-coordinator-agent-service-type
+
+            guix-build-coordinator-queue-builds-configuration
+            guix-build-coordinator-queue-builds-configuration?
+            guix-build-coordinator-queue-builds-configuration-package
+            guix-build-coordinator-queue-builds-configuration-user
+            guix-build-coordinator-queue-builds-coordinator
+            guix-build-coordinator-queue-builds-configuration-systems
+            guix-build-coordinator-queue-builds-configuration-system-and-targets
+            guix-build-coordinator-queue-builds-configuration-guix-data-service
+            guix-build-coordinator-queue-builds-configuration-processed-commits-file
+
+            guix-build-coordinator-queue-builds-service-type
+
+            <guix-data-service-configuration>
             guix-data-service-configuration
             guix-data-service-configuration?
             guix-data-service-package
@@ -45,11 +92,391 @@
 
 ;;;; Commentary:
 ;;;
-;;; This module implements a service that to run instances of the Guix Data
-;;; Service, which provides data about Guix over time.
+;;; Services specifically related to GNU Guix.
 ;;;
 ;;;; Code:
 
+(define-record-type* <guix-build-coordinator-configuration>
+  guix-build-coordinator-configuration make-guix-build-coordinator-configuration
+  guix-build-coordinator-configuration?
+  (package                         guix-build-coordinator-configuration-package
+                                   (default guix-build-coordinator))
+  (user                            guix-build-coordinator-configuration-user
+                                   (default "guix-build-coordinator"))
+  (group                           guix-build-coordinator-configuration-group
+                                   (default "guix-build-coordinator"))
+  (database-uri-string
+   guix-build-coordinator-configuration-datastore-uri-string
+   (default "sqlite:///var/lib/guix-build-coordinator/guix_build_coordinator.db"))
+  (agent-communication-uri-string
+   guix-build-coordinator-configuration-agent-communication-uri-string
+   (default "http://0.0.0.0:8745"))
+  (client-communication-uri-string
+   guix-build-coordinator-configuration-client-communication-uri-string
+   (default "http://127.0.0.1:8746"))
+  (allocation-strategy
+   guix-build-coordinator-configuration-allocation-strategy
+   (default #~basic-build-allocation-strategy))
+  (hooks                           guix-build-coordinator-configuration-hooks
+                                   (default '()))
+  (guile                           guix-build-coordinator-configuration-guile
+                                   (default guile-3.0-latest)))
+
+(define-record-type* <guix-build-coordinator-agent-configuration>
+  guix-build-coordinator-agent-configuration
+  make-guix-build-coordinator-agent-configuration
+  guix-build-coordinator-agent-configuration?
+  (package             guix-build-coordinator-agent-configuration-package
+                       (default guix-build-coordinator))
+  (user                guix-build-coordinator-agent-configuration-user
+                       (default "guix-build-coordinator-agent"))
+  (coordinator         guix-build-coordinator-agent-configuration-coordinator
+                       (default "http://localhost:8745"))
+  (uuid                guix-build-coordinator-agent-configuration-uuid)
+  (password            guix-build-coordinator-agent-configuration-password
+                       (default #f))
+  (password-file       guix-build-coordinator-agent-configuration-password-file
+                       (default #f))
+  (systems             guix-build-coordinator-agent-configuration-systems
+                       (default #f))
+  (max-parallel-builds
+   guix-build-coordinator-agent-configuration-max-parallel-builds
+   (default 1))
+  (derivation-substitute-urls
+   guix-build-coordinator-agent-configuration-derivation-substitute-urls
+   (default #f))
+  (non-derivation-substitute-urls
+   guix-build-coordinator-agent-configuration-non-derivation-substitute-urls
+   (default #f)))
+
+(define-record-type* <guix-build-coordinator-queue-builds-configuration>
+  guix-build-coordinator-queue-builds-configuration
+  make-guix-build-coordinator-queue-builds-configuration
+  guix-build-coordinator-queue-builds-configuration?
+  (package              guix-build-coordinator-queue-builds-configuration-package
+                        (default guix-build-coordinator))
+  (user                 guix-build-coordinator-queue-builds-configuration-user
+                        (default "guix-build-coordinator-queue-builds"))
+  (coordinator          guix-build-coordinator-queue-builds-coordinator
+                        (default "http://localhost:8745"))
+  (systems              guix-build-coordinator-queue-builds-configuration-systems
+                        (default #f))
+  (systems-and-targets
+   guix-build-coordinator-queue-builds-configuration-system-and-targets
+   (default #f))
+  (guix-data-service
+   guix-build-coordinator-queue-builds-configuration-guix-data-service
+   (default "https://data.guix.gnu.org"))
+  (processed-commits-file
+   guix-build-coordinator-queue-builds-configuration-processed-commits-file
+   (default "/var/cache/guix-build-coordinator-queue-builds/processed-commits")))
+
+(define* (make-guix-build-coordinator-start-script database-uri-string
+                                                   allocation-strategy
+                                                   pid-file
+                                                   guix-build-coordinator-package
+                                                   #:key
+                                                   agent-communication-uri-string
+                                                   client-communication-uri-string
+                                                   (hooks '())
+                                                   (guile guile-3.0))
+  (program-file
+   "start-guix-build-coordinator"
+   (with-extensions (cons guix-build-coordinator-package
+                          ;; This is a poorly constructed Guile load path,
+                          ;; since it contains things that aren't Guile
+                          ;; libraries, but it means that the Guile libraries
+                          ;; needed for the Guix Build Coordinator don't need
+                          ;; to be individually specified here.
+                          (map second (package-inputs
+                                       guix-build-coordinator-package)))
+     #~(begin
+         (use-modules (srfi srfi-1)
+                      (ice-9 match)
+                      (web uri)
+                      (prometheus)
+                      (guix-build-coordinator hooks)
+                      (guix-build-coordinator datastore)
+                      (guix-build-coordinator build-allocator)
+                      (guix-build-coordinator coordinator))
+
+         (let* ((metrics-registry (make-metrics-registry
+                                   #:namespace
+                                   "guixbuildcoordinator_"))
+                (datastore (database-uri->datastore
+                            #$database-uri-string
+                            #:metrics-registry metrics-registry))
+                (hooks
+                 (list #$@(map (match-lambda
+                                 ((name . hook-gexp)
+                                  #~(cons name #$hook-gexp)))
+                               hooks)))
+                (hooks-with-defaults
+                 `(,@hooks
+                   ,@(remove (match-lambda
+                               ((name . _) (assq-ref hooks name)))
+                             %default-hooks)))
+                (build-coordinator (make-build-coordinator
+                                    #:datastore datastore
+                                    #:hooks hooks-with-defaults
+                                    #:metrics-registry metrics-registry
+                                    #:allocation-strategy #$allocation-strategy)))
+
+           (run-coordinator-service
+            build-coordinator
+            #:update-datastore? #t
+            #:pid-file #$pid-file
+            #:agent-communication-uri (string->uri
+                                       #$agent-communication-uri-string)
+            #:client-communication-uri (string->uri
+                                        #$client-communication-uri-string)))))
+   #:guile guile))
+
+(define (guix-build-coordinator-shepherd-services config)
+  (match-record config <guix-build-coordinator-configuration>
+    (package user group database-uri-string
+             agent-communication-uri-string
+             client-communication-uri-string
+             allocation-strategy
+             hooks
+             guile)
+    (list
+     (shepherd-service
+      (documentation "Guix Build Coordinator")
+      (provision '(guix-build-coordinator))
+      (requirement '(networking))
+      (start #~(make-forkexec-constructor
+                (list #$(make-guix-build-coordinator-start-script
+                         database-uri-string
+                         allocation-strategy
+                         "/var/run/guix-build-coordinator/pid"
+                         package
+                         #:agent-communication-uri-string
+                         agent-communication-uri-string
+                         #:client-communication-uri-string
+                         client-communication-uri-string
+                         #:hooks hooks
+                         #:guile guile))
+                #:user #$user
+                #:group #$group
+                #:pid-file "/var/run/guix-build-coordinator/pid"
+                ;; Allow time for migrations to run
+                #:pid-file-timeout 60
+                #:environment-variables
+                `(,(string-append
+                    "GUIX_LOCPATH=" #$glibc-utf8-locales "/lib/locale")
+                  "LC_ALL=en_US.utf8")
+                #:log-file "/var/log/guix-build-coordinator/coordinator.log"))
+      (stop #~(make-kill-destructor))))))
+
+(define (guix-build-coordinator-activation config)
+  #~(begin
+      (use-modules (guix build utils))
+
+      (define %user (getpw "guix-build-coordinator"))
+
+      (chmod "/var/lib/guix-build-coordinator" #o755)
+
+      (mkdir-p "/var/log/guix-build-coordinator")
+
+      ;; Allow writing the PID file
+      (mkdir-p "/var/run/guix-build-coordinator")
+      (chown "/var/run/guix-build-coordinator"
+             (passwd:uid %user)
+             (passwd:gid %user))))
+
+(define (guix-build-coordinator-account config)
+  (match-record config <guix-build-coordinator-configuration>
+    (user group)
+    (list (user-group
+           (name group)
+           (system? #t))
+          (user-account
+           (name user)
+           (group group)
+           (system? #t)
+           (comment "Guix Build Coordinator user")
+           (home-directory "/var/lib/guix-build-coordinator")
+           (shell (file-append shadow "/sbin/nologin"))))))
+
+(define guix-build-coordinator-service-type
+  (service-type
+   (name 'guix-build-coordinator)
+   (extensions
+    (list
+     (service-extension shepherd-root-service-type
+                        guix-build-coordinator-shepherd-services)
+     (service-extension activation-service-type
+                        guix-build-coordinator-activation)
+     (service-extension account-service-type
+                        guix-build-coordinator-account)))
+   (default-value
+     (guix-build-coordinator-configuration))
+   (description
+    "Run an instance of the Guix Build Coordinator.")))
+
+(define (guix-build-coordinator-agent-shepherd-services config)
+  (match-record config <guix-build-coordinator-agent-configuration>
+    (package user coordinator uuid password password-file max-parallel-builds
+             derivation-substitute-urls non-derivation-substitute-urls
+             systems)
+    (list
+     (shepherd-service
+      (documentation "Guix Build Coordinator Agent")
+      (provision '(guix-build-coordinator-agent))
+      (requirement '(networking))
+      (start #~(make-forkexec-constructor
+                (list #$(file-append package "/bin/guix-build-coordinator-agent")
+                      #$(string-append "--coordinator=" coordinator)
+                      #$(string-append "--uuid=" uuid)
+                      #$@(if password
+                             #~(#$(string-append "--password=" password))
+                             #~())
+                      #$@(if password-file
+                             #~(#$(string-append "--password-file=" password-file))
+                             #~())
+                      #$(simple-format #f "--max-parallel-builds=~A"
+                                       max-parallel-builds)
+                      #$@(if derivation-substitute-urls
+                             #~(#$(string-append
+                                   "--derivation-substitute-urls="
+                                 (string-join derivation-substitute-urls " ")))
+                             #~())
+                      #$@(if non-derivation-substitute-urls
+                             #~(#$(string-append
+                                   "--non-derivation-substitute-urls="
+                                   (string-join derivation-substitute-urls " ")))
+                             #~())
+                      #$@(map (lambda (system)
+                                (string-append "--system=" system))
+                              (or systems '())))
+                #:user #$user
+                #:pid-file "/var/run/guix-build-coordinator-agent/pid"
+                #:environment-variables
+                `(,(string-append
+                    "GUIX_LOCPATH=" #$glibc-utf8-locales "/lib/locale")
+                  "LC_ALL=en_US.utf8")
+                #:log-file "/var/log/guix-build-coordinator/agent.log"))
+      (stop #~(make-kill-destructor))))))
+
+(define (guix-build-coordinator-agent-activation config)
+  #~(begin
+      (use-modules (guix build utils))
+
+      (mkdir-p "/var/log/guix-build-coordinator")
+
+      ;; Allow writing the PID file
+      (mkdir-p "/var/run/guix-build-coordinator-agent")
+      (chown "/var/run/guix-build-coordinator-agent"
+             (passwd:uid %user)
+             (passwd:gid %user))))
+
+(define (guix-build-coordinator-agent-account config)
+  (list (user-account
+         (name (guix-build-coordinator-agent-configuration-user config))
+         (group "nogroup")
+         (system? #t)
+         (comment "Guix Build Coordinator agent user")
+         (home-directory "/var/empty")
+         (shell (file-append shadow "/sbin/nologin")))))
+
+(define guix-build-coordinator-agent-service-type
+  (service-type
+   (name 'guix-build-coordinator-agent)
+   (extensions
+    (list
+     (service-extension shepherd-root-service-type
+                        guix-build-coordinator-agent-shepherd-services)
+     (service-extension activation-service-type
+                        guix-build-coordinator-agent-activation)
+     (service-extension account-service-type
+                        guix-build-coordinator-agent-account)))
+   (description
+    "Run a Guix Build Coordinator agent.")))
+
+(define (guix-build-coordinator-queue-builds-shepherd-services config)
+  (match-record config <guix-build-coordinator-queue-builds-configuration>
+    (package user coordinator systems systems-and-targets
+             guix-data-service processed-commits-file)
+    (list
+     (shepherd-service
+      (documentation "Guix Build Coordinator queue builds from Guix Data Service")
+      (provision '(guix-build-coordinator-queue-builds))
+      (requirement '(networking))
+      (start
+       #~(make-forkexec-constructor
+          (list
+           #$(file-append
+              package
+              "/bin/guix-build-coordinator-queue-builds-from-guix-data-service")
+           #$(string-append "--coordinator=" coordinator)
+           #$@(map (lambda (system)
+                     (string-append "--system=" system))
+                   (or systems '()))
+           #$@(map (match-lambda
+                     ((system . target)
+                      (string-append "--system-and-target=" system "=" target)))
+                   (or systems-and-targets '()))
+           #$@(if guix-data-service
+                  #~(#$(string-append "--guix-data-service=" guix-data-service))
+                  #~())
+           #$@(if processed-commits-file
+                  #~(#$(string-append "--processed-commits-file="
+                                      processed-commits-file))
+                  #~()))
+          #:user #$user
+          #:pid-file "/var/run/guix-build-coordinator-queue-builds/pid"
+          #:environment-variables
+          `(,(string-append
+              "GUIX_LOCPATH=" #$glibc-utf8-locales "/lib/locale")
+            "LC_ALL=en_US.utf8")
+          #:log-file "/var/log/guix-build-coordinator/queue-builds.log"))
+      (stop #~(make-kill-destructor))))))
+
+(define (guix-build-coordinator-queue-builds-activation config)
+  #~(begin
+      (use-modules (guix build utils))
+
+      (mkdir-p "/var/log/guix-build-coordinator")
+
+      ;; Allow writing the PID file
+      (mkdir-p "/var/run/guix-build-coordinator-queue-builds")
+      (chown "/var/run/guix-build-coordinator-queue-builds"
+             (passwd:uid %user)
+             (passwd:gid %user))))
+
+(define (guix-build-coordinator-queue-builds-account config)
+  (list (user-account
+         (name (guix-build-coordinator-queue-builds-configuration-user config))
+         (group "nogroup")
+         (system? #t)
+         (comment "Guix Build Coordinator queue-builds user")
+         (home-directory "/var/empty")
+         (shell (file-append shadow "/sbin/nologin")))))
+
+(define guix-build-coordinator-queue-builds-service-type
+  (service-type
+   (name 'guix-build-coordinator-queue-builds)
+   (extensions
+    (list
+     (service-extension shepherd-root-service-type
+                        guix-build-coordinator-queue-builds-shepherd-services)
+     (service-extension activation-service-type
+                        guix-build-coordinator-queue-builds-activation)
+     (service-extension account-service-type
+                        guix-build-coordinator-queue-builds-account)))
+   (description
+    "Run the guix-build-coordinator-queue-builds-from-guix-data-service
+script.
+
+This is a script to assist in having the Guix Build Coordinator build
+derivations stored in an instance of the Guix Data Service.")))
+
+
+;;;
+;;; Guix Data Service
+;;;
+
 (define-record-type* <guix-data-service-configuration>
   guix-data-service-configuration make-guix-data-service-configuration
   guix-data-service-configuration?
@@ -108,7 +535,7 @@ ca-certificates.crt file in the system profile."
                 #:environment-variables
                 `(,(string-append
                     "GUIX_LOCPATH=" #$glibc-utf8-locales "/lib/locale")
-                  "LC_ALL=en_US.utf8")
+                  "LC_ALL=en_US.UTF-8")
                 #:log-file "/var/log/guix-data-service/web.log"))
       (stop #~(make-kill-destructor)))
 
@@ -132,7 +559,7 @@ ca-certificates.crt file in the system profile."
                   "GIT_SSL_CAINFO=/etc/ssl/certs/ca-certificates.crt"
                   ,(string-append
                     "GUIX_LOCPATH=" #$glibc-utf8-locales "/lib/locale")
-                  "LC_ALL=en_US.utf8")
+                  "LC_ALL=en_US.UTF-8")
                 #:log-file "/var/log/guix-data-service/process-jobs.log"))
       (stop #~(make-kill-destructor))))))
 
diff --git a/gnu/services/version-control.scm b/gnu/services/version-control.scm
index cc07f8025b..f3df0b979f 100644
--- a/gnu/services/version-control.scm
+++ b/gnu/services/version-control.scm
@@ -307,10 +307,15 @@ access to exported repositories under @file{/srv/git}."
                 (pubkey-file (string-append
                               #$home "/"
                               (basename
-                               (strip-store-file-name admin-pubkey)))))
+                               (strip-store-file-name admin-pubkey))))
+                (rc-file #$(string-append home "/.gitolite.rc")))
 
            (simple-format #t "guix: gitolite: installing ~A\n" #$rc-file)
-           (copy-file #$rc-file #$(string-append home "/.gitolite.rc"))
+           (copy-file #$rc-file rc-file)
+           ;; ensure gitolite's user can read the configuration
+           (chown rc-file
+                  (passwd:uid user-info)
+                  (passwd:gid user-info))
 
            ;; The key must be writable, so copy it from the store
            (copy-file admin-pubkey pubkey-file)
diff --git a/gnu/services/virtualization.scm b/gnu/services/virtualization.scm
index 79d88f2b8a..edd0b644f5 100644
--- a/gnu/services/virtualization.scm
+++ b/gnu/services/virtualization.scm
@@ -23,6 +23,7 @@
   #:use-module (gnu bootloader grub)
   #:use-module (gnu image)
   #:use-module (gnu packages admin)
+  #:use-module (gnu packages gdb)
   #:use-module (gnu packages package-management)
   #:use-module (gnu packages ssh)
   #:use-module (gnu packages virtualization)
@@ -862,6 +863,9 @@ that will be listening to receive secret keys on port 1004, TCP."
                  (bootloader grub-minimal-bootloader)
                  (target "/dev/vda")
                  (timeout 0)))
+    (packages (cons* gdb-minimal
+                     (operating-system-packages
+                      %hurd-default-operating-system)))
     (services (cons*
                (service openssh-service-type
                         (openssh-configuration
diff --git a/gnu/services/xorg.scm b/gnu/services/xorg.scm
index ca39994516..4590709187 100644
--- a/gnu/services/xorg.scm
+++ b/gnu/services/xorg.scm
@@ -7,6 +7,7 @@
 ;;; Copyright © 2019 Tim Gesthuizen <tim.gesthuizen@yahoo.de>
 ;;; Copyright © 2020 shtwzrd <shtwzrd@protonmail.com>
 ;;; Copyright © 2020 Jakub Kądziołka <kuba@kadziolka.net>
+;;; Copyright © 2020 Alex Griffin <a@ajgrf.com>
 ;;;
 ;;; This file is part of GNU Guix.
 ;;;
@@ -925,7 +926,7 @@ the GNOME desktop environment.")
     (inherit (unix-pam-service "gdm-autologin"
                                #:login-uid? #t))
     (auth (list (pam-entry
-                 (control "[success=ok default=1]")
+                 (control "optional")
                  (module (file-append (gdm-configuration-gdm config)
                                       "/lib/security/pam_gdm.so")))
                 (pam-entry
diff --git a/gnu/system.scm b/gnu/system.scm
index bdb696fe2e..ab1b0ff3de 100644
--- a/gnu/system.scm
+++ b/gnu/system.scm
@@ -634,6 +634,8 @@ bookkeeping."
                            (operating-system-file-systems os)))
           (pam-root-service (operating-system-pam-services os))
           (operating-system-etc-service os)
+          (service setuid-program-service-type
+                   (operating-system-setuid-programs os))
           (service profile-service-type (operating-system-packages os)))))
 
 (define* (operating-system-services os)
@@ -690,7 +692,7 @@ of PROVENANCE-SERVICE-TYPE to its services."
  (cons* procps psmisc which
         (@ (gnu packages admin) shadow) ;for 'passwd'
 
-        guile-3.0
+        guile-3.0-latest
 
         ;; The packages below are also in %FINAL-INPUTS, so take them from
         ;; there to avoid duplication.
diff --git a/gnu/system/examples/bare-hurd.tmpl b/gnu/system/examples/bare-hurd.tmpl
index 414a9379c8..e4b795ff27 100644
--- a/gnu/system/examples/bare-hurd.tmpl
+++ b/gnu/system/examples/bare-hurd.tmpl
@@ -40,15 +40,20 @@
                         %base-file-systems))
     (host-name "guixygnu")
     (timezone "Europe/Amsterdam")
+    (users (cons (user-account
+                  (name "guix")
+                  (comment "Anonymous Hurd Hacker")
+                  (group "users")
+                  (supplementary-groups '("wheel")))
+                 %base-user-accounts))
     (packages (cons openssh-sans-x %base-packages/hurd))
     (services (cons (service openssh-service-type
                              (openssh-configuration
                               (openssh openssh-sans-x)
-                              (use-pam? #f)
                               (port-number 2222)
                               (permit-root-login #t)
                               (allow-empty-passwords? #t)
                               (password-authentication? #t)))
-               %base-services/hurd))))
+                    %base-services/hurd))))
 
 %hurd-os
diff --git a/gnu/system/examples/lightweight-desktop.tmpl b/gnu/system/examples/lightweight-desktop.tmpl
index b4037d4f79..d5a63dc457 100644
--- a/gnu/system/examples/lightweight-desktop.tmpl
+++ b/gnu/system/examples/lightweight-desktop.tmpl
@@ -4,7 +4,8 @@
 
 (use-modules (gnu) (gnu system nss))
 (use-service-modules desktop)
-(use-package-modules bootloaders certs ratpoison suckless wm xorg)
+(use-package-modules bootloaders certs emacs emacs-xyz ratpoison suckless wm
+                     xorg)
 
 (operating-system
   (host-name "antelope")
@@ -43,6 +44,7 @@
   (packages (append (list
                      ;; window managers
                      ratpoison i3-wm i3status dmenu
+                     emacs emacs-exwm emacs-desktop-environment
                      ;; terminal emulator
                      xterm
                      ;; for HTTPS access
diff --git a/gnu/system/hurd.scm b/gnu/system/hurd.scm
index 80fffe8e45..8b46e65e31 100644
--- a/gnu/system/hurd.scm
+++ b/gnu/system/hurd.scm
@@ -26,8 +26,10 @@
   #:use-module (gnu packages admin)
   #:use-module (gnu packages base)
   #:use-module (gnu packages bash)
+  #:use-module (gnu packages compression)
   #:use-module (gnu packages cross-base)
   #:use-module (gnu packages file)
+  #:use-module (gnu packages gawk)
   #:use-module (gnu packages guile)
   #:use-module (gnu packages guile-xyz)
   #:use-module (gnu packages hurd)
@@ -42,7 +44,8 @@
   #:export (%base-packages/hurd
             %base-services/hurd
             %hurd-default-operating-system
-            %hurd-default-operating-system-kernel))
+            %hurd-default-operating-system-kernel
+            %setuid-programs/hurd))
 
 ;;; Commentary:
 ;;;
@@ -61,8 +64,9 @@
 
 (define %base-packages/hurd
   (list hurd bash coreutils file findutils grep sed
-        guile-3.0 guile-colorized guile-readline
-        net-base inetutils less shepherd which))
+        diffutils patch gawk tar gzip bzip2 xz lzip
+        guile-3.0-latest guile-colorized guile-readline
+        net-base inetutils less shadow shepherd sudo which))
 
 (define %base-services/hurd
   (list (service hurd-console-service-type
@@ -86,6 +90,17 @@
                  `(("/bin/sh" ,(file-append bash "/bin/sh"))
                    ("/usr/bin/env" ,(file-append coreutils "/bin/env"))))))
 
+(define %setuid-programs/hurd
+  ;; Default set of setuid-root programs.
+  (list (file-append shadow "/bin/passwd")
+        (file-append shadow "/bin/sg")
+        (file-append shadow "/bin/su")
+        (file-append shadow "/bin/newgrp")
+        (file-append shadow "/bin/newuidmap")
+        (file-append shadow "/bin/newgidmap")
+        (file-append sudo "/bin/sudo")
+        (file-append sudo "/bin/sudoedit")))
+
 (define %hurd-default-operating-system
   (operating-system
     (kernel %hurd-default-operating-system-kernel)
@@ -103,6 +118,4 @@
     (timezone "GNUrope")
     (name-service-switch #f)
     (essential-services (hurd-default-essential-services this-operating-system))
-    (pam-services '())
-    (setuid-programs '())
-    (sudoers-file #f)))
+    (setuid-programs %setuid-programs/hurd)))
diff --git a/gnu/system/images/pine64.scm b/gnu/system/images/pine64.scm
index c738a77078..f0b0c3f50d 100644
--- a/gnu/system/images/pine64.scm
+++ b/gnu/system/images/pine64.scm
@@ -28,7 +28,8 @@
   #:use-module (gnu system image)
   #:use-module (srfi srfi-26)
   #:export (pine64-barebones-os
-            pine64-image-type))
+            pine64-image-type
+            pine64-barebones-raw-image))
 
 (define pine64-barebones-os
   (operating-system
@@ -57,3 +58,9 @@
   (image-type
    (name 'pine64-raw)
    (constructor (cut image-with-os arm64-disk-image <>))))
+
+(define pine64-barebones-raw-image
+  (image
+   (inherit
+    (os->image pine64-barebones-os #:type pine64-image-type))
+   (name 'pine64-barebones-raw-image)))
diff --git a/gnu/system/install.scm b/gnu/system/install.scm
index be5a678cec..eb342665e5 100644
--- a/gnu/system/install.scm
+++ b/gnu/system/install.scm
@@ -445,6 +445,12 @@ Access documentation at any time by pressing Alt-F2.\x1b[0m
     (label (string-append "GNU Guix installation "
                           (package-version guix)))
 
+    ;; XXX: The AMD Radeon driver is reportedly broken, which makes kmscon
+    ;; non-functional:
+    ;; <https://lists.gnu.org/archive/html/guix-devel/2019-03/msg00441.html>.
+    ;; Thus, blacklist it.
+    (kernel-arguments '("quiet" "modprobe.blacklist=radeon"))
+
     (file-systems
      ;; Note: the disk image build code overrides this root file system with
      ;; the appropriate one.
diff --git a/gnu/tests/guix.scm b/gnu/tests/guix.scm
index 6139e31cf0..20b67d55d3 100644
--- a/gnu/tests/guix.scm
+++ b/gnu/tests/guix.scm
@@ -35,7 +35,80 @@
   #:use-module (guix store)
   #:use-module (guix utils)
   #:use-module (ice-9 match)
-  #:export (%test-guix-data-service))
+  #:export (%test-guix-build-coordinator
+            %test-guix-data-service))
+
+;;;
+;;; Guix Build Coordinator
+;;;
+
+(define %guix-build-coordinator-os
+  (simple-operating-system
+   (service dhcp-client-service-type)
+   (service guix-build-coordinator-service-type)))
+
+(define (run-guix-build-coordinator-test)
+  (define os
+    (marionette-operating-system
+     %guix-build-coordinator-os
+     #:imported-modules '((gnu services herd)
+                          (guix combinators))))
+
+  (define forwarded-port 8745)
+
+  (define vm
+    (virtual-machine
+     (operating-system os)
+     (memory-size 1024)
+     (port-forwardings `((,forwarded-port . 8745)))))
+
+  (define test
+    (with-imported-modules '((gnu build marionette))
+      #~(begin
+          (use-modules (srfi srfi-11) (srfi srfi-64)
+                       (gnu build marionette)
+                       (web uri)
+                       (web client)
+                       (web response))
+
+          (define marionette
+            (make-marionette (list #$vm)))
+
+          (mkdir #$output)
+          (chdir #$output)
+
+          (test-begin "guix-build-coordinator")
+
+          (test-assert "service running"
+            (marionette-eval
+             '(begin
+                (use-modules (gnu services herd))
+                (match (start-service 'guix-build-coordinator)
+                  (#f #f)
+                  (('service response-parts ...)
+                   (match (assq-ref response-parts 'running)
+                     ((pid) (number? pid))))))
+             marionette))
+
+          (test-equal "http-get"
+            200
+            (let-values
+                (((response text)
+                  (http-get #$(simple-format
+                               #f "http://localhost:~A/metrics" forwarded-port)
+                            #:decode-body? #t)))
+              (response-code response)))
+
+          (test-end)
+          (exit (= (test-runner-fail-count (test-runner-current)) 0)))))
+
+  (gexp->derivation "guix-build-coordinator-test" test))
+
+(define %test-guix-build-coordinator
+  (system-test
+   (name "guix-build-coordinator")
+   (description "Connect to a running Guix Build Coordinator.")
+   (value (run-guix-build-coordinator-test))))
 
 
 ;;;
diff --git a/gnu/tests/install.scm b/gnu/tests/install.scm
index dee2b870e8..86bd93966b 100644
--- a/gnu/tests/install.scm
+++ b/gnu/tests/install.scm
@@ -35,6 +35,8 @@
   #:use-module (gnu packages bootloaders)
   #:use-module (gnu packages commencement)       ;for 'guile-final'
   #:use-module (gnu packages cryptsetup)
+  #:use-module (gnu packages emacs)
+  #:use-module (gnu packages emacs-xyz)
   #:use-module (gnu packages linux)
   #:use-module (gnu packages ocr)
   #:use-module (gnu packages openbox)
@@ -1271,7 +1273,8 @@ build (current-guix) and then store a couple of full system images.")
     ;; graphical installer are available.
     (packages (append
                (list openbox awesome i3-wm i3status
-                     dmenu st ratpoison xterm)
+                     dmenu st ratpoison xterm
+                     emacs emacs-exwm emacs-desktop-environment)
                %base-packages))
     (services
      (append
diff --git a/guix/build-system.scm b/guix/build-system.scm
index 4174972b98..76d670995c 100644
--- a/guix/build-system.scm
+++ b/guix/build-system.scm
@@ -1,5 +1,5 @@
 ;;; GNU Guix --- Functional package management for GNU
-;;; Copyright © 2012, 2013, 2014 Ludovic Courtès <ludo@gnu.org>
+;;; Copyright © 2012, 2013, 2014, 2020 Ludovic Courtès <ludo@gnu.org>
 ;;;
 ;;; This file is part of GNU Guix.
 ;;;
@@ -18,6 +18,7 @@
 
 (define-module (guix build-system)
   #:use-module (guix records)
+  #:use-module (srfi srfi-1)
   #:use-module (ice-9 match)
   #:export (build-system
             build-system?
@@ -37,7 +38,9 @@
             bag-arguments
             bag-build
 
-            make-bag))
+            make-bag
+
+            build-system-with-c-toolchain))
 
 (define-record-type* <build-system> build-system make-build-system
   build-system?
@@ -98,3 +101,31 @@ intermediate representation just above derivations."
             #:outputs outputs
             #:target target
             arguments))))
+
+(define (build-system-with-c-toolchain bs toolchain)
+  "Return a variant of BS, a build system, that uses TOOLCHAIN instead of the
+default GNU C/C++ toolchain.  TOOLCHAIN must be a list of
+inputs (label/package tuples) providing equivalent functionality, such as the
+'gcc-toolchain' package."
+  (define lower
+    (build-system-lower bs))
+
+  (define toolchain-packages
+    ;; These are the GNU toolchain packages pulled in by GNU-BUILD-SYSTEM and
+    ;; all the build systems that inherit from it.  Keep the list in sync with
+    ;; 'standard-packages' in (guix build-system gnu).
+    '("gcc" "binutils" "libc" "libc:static" "ld-wrapper"))
+
+  (define (lower* . args)
+    (let ((lowered (apply lower args)))
+      (bag
+        (inherit lowered)
+        (build-inputs
+         (append (fold alist-delete
+                       (bag-build-inputs lowered)
+                       toolchain-packages)
+                 toolchain)))))
+
+  (build-system
+    (inherit bs)
+    (lower lower*)))
diff --git a/guix/build/cargo-build-system.scm b/guix/build/cargo-build-system.scm
index 95e8dd772a..117c8da66c 100644
--- a/guix/build/cargo-build-system.scm
+++ b/guix/build/cargo-build-system.scm
@@ -173,7 +173,13 @@ directory = '" port)
     (or skip-build?
         (not (has-executable-target?))
         (invoke "cargo" "install" "--path" "." "--root" out
-                "--features" (string-join features)))))
+                "--features" (string-join features)))
+
+    ;; This is a file which we definitely don't need installed.
+    (when (file-exists? (string-append out "/.crates.toml"))
+      (delete-file (string-append out "/.crates.toml")))
+
+    #t))
 
 (define %standard-phases
   (modify-phases gnu:%standard-phases
diff --git a/guix/build/hg.scm b/guix/build/hg.scm
index b3e3ff7ac3..0ffad7fa2d 100644
--- a/guix/build/hg.scm
+++ b/guix/build/hg.scm
@@ -2,6 +2,7 @@
 ;;; Copyright © 2016 Ricardo Wurmus <rekado@elephly.net>
 ;;; Copyright © 2018 Mark H Weaver <mhw@netris.org>
 ;;; Copyright © 2018 Björn Höfling <bjoern.hoefling@bjoernhoefling.de>
+;;; Copyright © 2020 Simon Tournier <zimon.toutoune@gmail.com>
 ;;;
 ;;; This file is part of GNU Guix.
 ;;;
@@ -20,6 +21,8 @@
 
 (define-module (guix build hg)
   #:use-module (guix build utils)
+  #:use-module (srfi srfi-34)
+  #:use-module (ice-9 format)
   #:export (hg-fetch))
 
 ;;; Commentary:
@@ -35,22 +38,29 @@
   "Fetch CHANGESET from URL into DIRECTORY.  CHANGESET must be a valid
 Mercurial changeset identifier.  Return #t on success, #f otherwise."
 
-  (invoke hg-command
-          "clone" url
-          "--rev" changeset
-          ;; Disable TLS certificate verification.  The hash of
-          ;; the checkout is known in advance anyway.
-          "--insecure"
-          directory)
-
-  ;; The contents of '.hg' vary as a function of the current
-  ;; status of the Mercurial repo.  Since we want a fixed
-  ;; output, this directory needs to be taken out.
-  ;; Since the '.hg' file is also in sub-modules, we have to
-  ;; search for it in all sub-directories.
-  (for-each delete-file-recursively
-            (find-files directory "^\\.hg$" #:directories? #t))
-
-  #t)
+  (mkdir-p directory)
+
+  (guard (c ((invoke-error? c)
+             (report-invoke-error c)
+             (delete-file-recursively directory)
+             #f))
+    (with-directory-excursion directory
+      (invoke hg-command
+              "clone" url
+              "--rev" changeset
+              ;; Disable TLS certificate verification.  The hash of
+              ;; the checkout is known in advance anyway.
+              "--insecure"
+              directory)
+
+      ;; The contents of '.hg' vary as a function of the current
+      ;; status of the Mercurial repo.  Since we want a fixed
+      ;; output, this directory needs to be taken out.
+      ;; Since the '.hg' file is also in sub-modules, we have to
+      ;; search for it in all sub-directories.
+      (for-each delete-file-recursively
+                (find-files directory "^\\.hg$" #:directories? #t))
+
+      #t)))
 
 ;;; hg.scm ends here
diff --git a/guix/build/svn.scm b/guix/build/svn.scm
index 33783f3056..44d77a968f 100644
--- a/guix/build/svn.scm
+++ b/guix/build/svn.scm
@@ -1,7 +1,8 @@
 ;;; GNU Guix --- Functional package management for GNU
-;;; Copyright © 2014 Ludovic Courtès <ludo@gnu.org>
+;;; Copyright © 2014, 2020 Ludovic Courtès <ludo@gnu.org>
 ;;; Copyright © 2014 Sree Harsha Totakura <sreeharsha@totakura.in>
 ;;; Copyright © 2018 Mark H Weaver <mhw@netris.org>
+;;; Copyright © 2020 Simon Tournier <zimon.toutoune@gmail.com>
 ;;;
 ;;; This file is part of GNU Guix.
 ;;;
@@ -20,6 +21,8 @@
 
 (define-module (guix build svn)
   #:use-module (guix build utils)
+  #:use-module (srfi srfi-34)
+  #:use-module (ice-9 format)
   #:export (svn-fetch))
 
 ;;; Commentary:
@@ -36,20 +39,23 @@
                     (password #f))
   "Fetch REVISION from URL into DIRECTORY.  REVISION must be an integer, and a
 valid Subversion revision.  Return #t on success, #f otherwise."
-  (apply invoke svn-command
-         "export" "--non-interactive"
-         ;; Trust the server certificate.  This is OK as we
-         ;; verify the checksum later.  This can be removed when
-         ;; ca-certificates package is added.
-         "--trust-server-cert" "-r" (number->string revision)
-         `(,@(if (and user-name password)
-                 (list (string-append "--username=" user-name)
-                       (string-append "--password=" password))
-                 '())
-           ,@(if recursive?
-                 '()
-                 (list "--ignore-externals"))
-           ,url ,directory))
-  #t)
+  (guard (c ((invoke-error? c)
+             (report-invoke-error c)
+             #f))
+    (apply invoke svn-command
+           "export" "--non-interactive"
+           ;; Trust the server certificate.  This is OK as we
+           ;; verify the checksum later.  This can be removed when
+           ;; ca-certificates package is added.
+           "--trust-server-cert" "-r" (number->string revision)
+           `(,@(if (and user-name password)
+                   (list (string-append "--username=" user-name)
+                         (string-append "--password=" password))
+                   '())
+             ,@(if recursive?
+                   '()
+                   (list "--ignore-externals"))
+             ,url ,directory))
+    #t))
 
 ;;; svn.scm ends here
diff --git a/guix/channels.scm b/guix/channels.scm
index ad2442f50e..916d663e9f 100644
--- a/guix/channels.scm
+++ b/guix/channels.scm
@@ -783,7 +783,8 @@ modules in the old ~/.config/guix/latest style."
                    ;; derivation that builds modules.  We have to infer what the
                    ;; dependencies of these modules were.
                    (list guile-json-3 guile-git guile-bytestructures
-                         (ssh -> guile-ssh) (tls -> gnutls)))))
+                         (ssh -> guile-ssh) (tls -> gnutls))
+                   #:guile (default-guile))))
 
 (define (old-style-guix? drv)
   "Return true if DRV corresponds to a ~/.config/guix/latest style of
diff --git a/guix/cve.scm b/guix/cve.scm
index 57b8459d01..b3a8b13a06 100644
--- a/guix/cve.scm
+++ b/guix/cve.scm
@@ -336,7 +336,7 @@ sexp to CACHE."
                ,(map vulnerability->sexp vulns))
              cache))))
 
-(define (fetch-vulnerabilities year ttl)
+(define* (fetch-vulnerabilities year ttl #:key (timeout 10))
   "Return the list of <vulnerability> for YEAR, assuming the on-disk cache has
 the given TTL (fetch from the NIST web site when TTL has expired)."
   (define (cache-miss uri)
@@ -361,16 +361,18 @@ the given TTL (fetch from the NIST web site when TTL has expired)."
   (let* ((port (http-fetch/cached (yearly-feed-uri year)
                                   #:ttl ttl
                                   #:write-cache write-cache
-                                  #:cache-miss cache-miss))
+                                  #:cache-miss cache-miss
+                                  #:timeout timeout))
          (sexp (read* port)))
     (close-port port)
     (match sexp
       (('vulnerabilities 1 vulns)
        (map sexp->vulnerability vulns)))))
 
-(define (current-vulnerabilities)
+(define* (current-vulnerabilities #:key (timeout 10))
   "Return the current list of Common Vulnerabilities and Exposures (CVE) as
-published by the US NIST."
+published by the US NIST.  TIMEOUT specifies the timeout in seconds for
+connection establishment."
   (let ((past-years (unfold (cut > <> 3)
                             (lambda (n)
                               (- %current-year n))
@@ -381,7 +383,7 @@ published by the US NIST."
                               (* n %past-year-ttl))
                             1+
                             1)))
-    (append-map fetch-vulnerabilities
+    (append-map (cut fetch-vulnerabilities <> <> #:timeout timeout)
                 (cons %current-year past-years)
                 (cons %current-year-ttl past-ttls))))
 
diff --git a/guix/http-client.scm b/guix/http-client.scm
index 5a5a33b4c0..a767175d67 100644
--- a/guix/http-client.scm
+++ b/guix/http-client.scm
@@ -71,7 +71,8 @@
 
 (define* (http-fetch uri #:key port (text? #f) (buffered? #t)
                      (verify-certificate? #t)
-                     (headers '((user-agent . "GNU Guile"))))
+                     (headers '((user-agent . "GNU Guile")))
+                     timeout)
   "Return an input port containing the data at URI, and the expected number of
 bytes available or #f.  If TEXT? is true, the data at URI is considered to be
 textual.  Follow any HTTP redirection.  When BUFFERED? is #f, return an
@@ -80,13 +81,17 @@ extra HTTP headers.
 
 When VERIFY-CERTIFICATE? is true, verify HTTPS server certificates.
 
+TIMEOUT specifies the timeout in seconds for connection establishment; when
+TIMEOUT is #f, connection establishment never times out.
+
 Raise an '&http-get-error' condition if downloading fails."
   (let loop ((uri (if (string? uri)
                       (string->uri uri)
                       uri)))
     (let ((port (or port (guix:open-connection-for-uri uri
                                                        #:verify-certificate?
-                                                       verify-certificate?)))
+                                                       verify-certificate?
+                                                       #:timeout timeout)))
           (headers (match (uri-userinfo uri)
                      ((? string? str)
                       (cons (cons 'Authorization
@@ -155,13 +160,16 @@ Raise an '&http-get-error' condition if downloading fails."
 
 (define* (http-fetch/cached uri #:key (ttl (%http-cache-ttl)) text?
                             (write-cache dump-port)
-                            (cache-miss (const #t)))
+                            (cache-miss (const #t))
+                            (timeout 10))
   "Like 'http-fetch', return an input port, but cache its contents in
 ~/.cache/guix.  The cache remains valid for TTL seconds.
 
 Call WRITE-CACHE with the HTTP input port and the cache output port to write
 the data to cache.  Call CACHE-MISS with URI just before fetching data from
-URI."
+URI.
+
+TIMEOUT specifies the timeout in seconds for connection establishment."
   (let ((file (cache-file-for-uri uri)))
     (define (update-cache cache-port)
       (define cache-time
@@ -183,7 +191,7 @@ URI."
                        cache-port)
                      (raise c))))
         (let ((port (http-fetch uri #:text? text?
-                                #:headers headers)))
+                                #:headers headers #:timeout timeout)))
           (cache-miss uri)
           (mkdir-p (dirname file))
           (when cache-port
diff --git a/guix/licenses.scm b/guix/licenses.scm
index 5038f75638..cd43386102 100644
--- a/guix/licenses.scm
+++ b/guix/licenses.scm
@@ -76,7 +76,7 @@
             mpl1.0 mpl1.1 mpl2.0
             ms-pl
             ncsa
-            nmap
+            npsl
             ogl-psi1.0
             openldap2.8 openssl
             perl-license
@@ -521,10 +521,10 @@ at URI, which may be a file:// URI pointing the package's tree."
            "http://directory.fsf.org/wiki/License:IllinoisNCSA"
            "https://www.gnu.org/licenses/license-list#NCSA"))
 
-(define nmap
-  (license "Nmap license"
-           "https://svn.nmap.org/nmap/COPYING"
-           "https://fedoraproject.org/wiki/Licensing/Nmap"))
+(define npsl
+  (license "Nmap Public Source License"
+           "https://svn.nmap.org/nmap/LICENSE"
+           "https://nmap.org/npsl/"))
 
 (define ogl-psi1.0
   (license "Open Government Licence for Public Sector Information"
diff --git a/guix/lint.scm b/guix/lint.scm
index ec43a4dcad..e1a77e8ac7 100644
--- a/guix/lint.scm
+++ b/guix/lint.scm
@@ -1084,7 +1084,7 @@ or HTTP errors.  This allows network-less operation and makes problems with
 the NIST server non-fatal."
   (with-networking-fail-safe (G_ "while retrieving CVE vulnerabilities")
                              '()
-                             (current-vulnerabilities)))
+                             (current-vulnerabilities #:timeout 4)))
 
 (define package-vulnerabilities
   (let ((lookup (delay (vulnerabilities->lookup-proc
diff --git a/guix/packages.scm b/guix/packages.scm
index 4f2bb432be..24d6417065 100644
--- a/guix/packages.scm
+++ b/guix/packages.scm
@@ -124,6 +124,7 @@
             package-patched-vulnerabilities
             package-with-patches
             package-with-extra-patches
+            package-with-c-toolchain
             package/inherit
 
             transitive-input-references
@@ -790,6 +791,14 @@ specifies modules in scope when evaluating SNIPPET."
                         (append (origin-patches (package-source original))
                                 patches)))
 
+(define (package-with-c-toolchain package toolchain)
+  "Return a variant of PACKAGE that uses TOOLCHAIN instead of the default GNU
+C/C++ toolchain.  TOOLCHAIN must be a list of inputs (label/package tuples)
+providing equivalent functionality, such as the 'gcc-toolchain' package."
+  (let ((bs (package-build-system package)))
+    (package/inherit package
+      (build-system (build-system-with-c-toolchain bs toolchain)))))
+
 (define (transitive-inputs inputs)
   "Return the closure of INPUTS when considering the 'propagated-inputs'
 edges.  Omit duplicate inputs, except for those already present in INPUTS
diff --git a/guix/scripts/build.scm b/guix/scripts/build.scm
index 72a5d46347..e59e0ee67f 100644
--- a/guix/scripts/build.scm
+++ b/guix/scripts/build.scm
@@ -26,6 +26,7 @@
   #:use-module (guix store)
   #:use-module (guix derivations)
   #:use-module (guix packages)
+  #:use-module (guix memoization)
   #:use-module (guix grafts)
 
   #:use-module (guix utils)
@@ -396,6 +397,83 @@ a checkout of the Git repository at the given URL."
         (rewrite obj)
         obj)))
 
+(define (package-dependents/spec top bottom)
+  "Return the list of dependents of BOTTOM, a spec string, that are also
+dependencies of TOP, a package."
+  (define-values (name version)
+    (package-name->name+version bottom))
+
+  (define dependent?
+    (mlambda (p)
+      (and (package? p)
+           (or (and (string=? name (package-name p))
+                    (or (not version)
+                        (version-prefix? version (package-version p))))
+               (match (bag-direct-inputs (package->bag p))
+                 (((labels dependencies . _) ...)
+                  (any dependent? dependencies)))))))
+
+  (filter dependent? (package-closure (list top))))
+
+(define (package-toolchain-rewriting p bottom toolchain)
+  "Return a procedure that, when passed a package that's either BOTTOM or one
+of its dependents up to P so, changes it so it is built with TOOLCHAIN.
+TOOLCHAIN must be an input list."
+  (define rewriting-property
+    (gensym " package-toolchain-rewriting"))
+
+  (match (package-dependents/spec p bottom)
+    (()                                           ;P does not depend on BOTTOM
+     identity)
+    (set
+     ;; SET is the list of packages "between" P and BOTTOM (included) whose
+     ;; toolchain needs to be changed.
+     (package-mapping (lambda (p)
+                        (if (or (assq rewriting-property
+                                      (package-properties p))
+                                (not (memq p set)))
+                            p
+                            (let ((p (package-with-c-toolchain p toolchain)))
+                              (package/inherit p
+                                (properties `((,rewriting-property . #t)
+                                              ,@(package-properties p)))))))
+                      (lambda (p)
+                        (or (assq rewriting-property (package-properties p))
+                            (not (memq p set))))
+                      #:deep? #t))))
+
+(define (transform-package-toolchain replacement-specs)
+  "Return a procedure that, when passed a package, changes its toolchain or
+that of its dependencies according to REPLACEMENT-SPECS.  REPLACEMENT-SPECS is
+a list of strings like \"fftw=gcc-toolchain@10\" meaning that the package to
+the left of the equal sign must be built with the toolchain to the right of
+the equal sign."
+  (define split-on-commas
+    (cute string-tokenize <> (char-set-complement (char-set #\,))))
+
+  (define (specification->input spec)
+    (let ((package (specification->package spec)))
+      (list (package-name package) package)))
+
+  (define replacements
+    (map (lambda (spec)
+           (match (string-tokenize spec %not-equal)
+             ((spec (= split-on-commas toolchain))
+              (cons spec (map specification->input toolchain)))
+             (_
+              (leave (G_ "~a: invalid toolchain replacement specification~%")
+                     spec))))
+         replacement-specs))
+
+  (lambda (store obj)
+    (if (package? obj)
+        (or (any (match-lambda
+                   ((bottom . toolchain)
+                    ((package-toolchain-rewriting obj bottom toolchain) obj)))
+                 replacements)
+            obj)
+        obj)))
+
 (define (transform-package-tests specs)
   "Return a procedure that, when passed a package, sets #:tests? #f in its
 'arguments' field."
@@ -426,6 +504,7 @@ a checkout of the Git repository at the given URL."
     (with-branch . ,transform-package-source-branch)
     (with-commit . ,transform-package-source-commit)
     (with-git-url . ,transform-package-source-git-url)
+    (with-c-toolchain . ,transform-package-toolchain)
     (without-tests . ,transform-package-tests)))
 
 (define (transformation-procedure key)
@@ -455,6 +534,8 @@ a checkout of the Git repository at the given URL."
                   (parser 'with-commit))
           (option '("with-git-url") #t #f
                   (parser 'with-git-url))
+          (option '("with-c-toolchain") #t #f
+                  (parser 'with-c-toolchain))
           (option '("without-tests") #t #f
                   (parser 'without-tests)))))
 
@@ -478,6 +559,9 @@ a checkout of the Git repository at the given URL."
       --with-git-url=PACKAGE=URL
                          build PACKAGE from the repository at URL"))
   (display (G_ "
+      --with-c-toolchain=PACKAGE=TOOLCHAIN
+                         build PACKAGE and its dependents with TOOLCHAIN"))
+  (display (G_ "
       --without-tests=PACKAGE
                          build PACKAGE without running its tests")))
 
diff --git a/guix/scripts/offload.scm b/guix/scripts/offload.scm
index 3dc8ccefcb..a5fe98b675 100644
--- a/guix/scripts/offload.scm
+++ b/guix/scripts/offload.scm
@@ -88,6 +88,10 @@
                      (default 3))
   (daemon-socket   build-machine-daemon-socket    ; string
                    (default "/var/guix/daemon-socket/socket"))
+  ;; A #f value tells the offload scheduler to disregard the load of the build
+  ;; machine when selecting the best offload machine.
+  (overload-threshold build-machine-overload-threshold ; inexact real between
+                      (default 0.6))                   ; 0.0 and 1.0 | #f
   (parallel-builds build-machine-parallel-builds  ; number
                    (default 1))
   (speed           build-machine-speed            ; inexact real
@@ -391,30 +395,34 @@ of free disk space on '~a'~%")
   (* 100 (expt 2 20)))                            ;100 MiB
 
 (define (node-load node)
-  "Return the load on NODE.  Return +∞ if NODE is misbehaving."
+  "Return the load on NODE, a normalized value between 0.0 and 1.0.  The value
+is derived from /proc/loadavg and normalized according to the number of
+logical cores available, to give a rough estimation of CPU usage.  Return
+1.0 (fully loaded) if NODE is misbehaving."
   (let ((line (inferior-eval '(begin
                                 (use-modules (ice-9 rdelim))
                                 (call-with-input-file "/proc/loadavg"
                                   read-string))
-                             node)))
-    (if (eof-object? line)
-        +inf.0 ;MACHINE does not respond, so assume it is infinitely loaded
+                             node))
+        (ncores (inferior-eval '(begin
+                                  (use-modules (ice-9 threads))
+                                  (current-processor-count))
+                               node)))
+    (if (or (eof-object? line) (eof-object? ncores))
+        1.0    ;MACHINE does not respond, so assume it is fully loaded
         (match (string-tokenize line)
           ((one five fifteen . x)
-           (string->number one))
+           (let ((load (/ (string->number one) ncores)))
+             (if (> load 1.0)
+                 1.0
+                 load)))
           (x
-           +inf.0)))))
-
-(define (normalized-load machine load)
-  "Divide LOAD by the number of parallel builds of MACHINE."
-  (if (rational? load)
-      (let* ((jobs       (build-machine-parallel-builds machine))
-             (normalized (/ load jobs)))
-        (format (current-error-port) "load on machine '~a' is ~s\
- (normalized: ~s)~%"
-                (build-machine-name machine) load normalized)
-        normalized)
-      load))
+           1.0)))))
+
+(define (report-load machine load)
+  (format (current-error-port)
+          "normalized load on machine '~a' is ~,2f~%"
+          (build-machine-name machine) load))
 
 (define (random-seed)
   (logxor (getpid) (car (gettimeofday))))
@@ -472,11 +480,15 @@ slot (which must later be released with 'release-build-slot'), or #f and #f."
        (let* ((session (false-if-exception (open-ssh-session best
                                                              %short-timeout)))
               (node    (and session (remote-inferior session)))
-              (load    (and node (normalized-load best (node-load node))))
+              (load    (and node (node-load node)))
+              (threshold (build-machine-overload-threshold best))
               (space   (and node (node-free-disk-space node))))
+         (when load (report-load best load))
          (when node (close-inferior node))
          (when session (disconnect! session))
-         (if (and node (< load 2.) (>= space %minimum-disk-space))
+         (if (and node
+                  (or (not threshold) (< load threshold))
+                  (>= space %minimum-disk-space))
              (match others
                (((machines slots) ...)
                 ;; Release slots from the uninteresting machines.
@@ -708,13 +720,13 @@ machine."
                               (free (node-free-disk-space inferior)))
                           (close-inferior inferior)
                           (format #t "~a~%  kernel: ~a ~a~%  architecture: ~a~%\
-  host name: ~a~%  normalized load: ~a~%  free disk space: ~,2f MiB~%\
+  host name: ~a~%  normalized load: ~,2f~%  free disk space: ~,2f MiB~%\
   time difference: ~a s~%"
                                   (build-machine-name machine)
                                   (utsname:sysname uts) (utsname:release uts)
                                   (utsname:machine uts)
                                   (utsname:nodename uts)
-                                  (normalized-load machine load)
+                                  load
                                   (/ free (expt 2 20) 1.)
                                   (- time now))))))))
 
diff --git a/guix/scripts/substitute.scm b/guix/scripts/substitute.scm
index 26613df68f..7ec170b08a 100755
--- a/guix/scripts/substitute.scm
+++ b/guix/scripts/substitute.scm
@@ -137,7 +137,7 @@ disabled!~%"))
 
 (define %narinfo-negative-ttl
   ;; Likewise, but for negative lookups---i.e., cached lookup failures (404).
-  (* 3 3600))
+  (* 1 3600))
 
 (define %narinfo-transient-error-ttl
   ;; Likewise, but for transient errors such as 504 ("Gateway timeout").
diff --git a/guix/scripts/system/reconfigure.scm b/guix/scripts/system/reconfigure.scm
index 45bb1d5d3b..d89caf80fc 100644
--- a/guix/scripts/system/reconfigure.scm
+++ b/guix/scripts/system/reconfigure.scm
@@ -126,22 +126,25 @@ return the <live-service> objects that are currently running on MACHINE."
   (define exp
     (with-imported-modules '((gnu services herd))
       #~(begin
-          (use-modules (gnu services herd))
+          (use-modules (gnu services herd)
+                       (ice-9 match))
+
           (let ((services (current-services)))
             (and services
-                 ;; 'live-service-running' is ignored, as we can't necessarily
-                 ;; serialize arbitrary objects. This should be fine for now,
-                 ;; since 'machine-current-services' is not exposed publicly,
-                 ;; and the resultant <live-service> objects are only used for
-                 ;; resolving service dependencies.
                  (map (lambda (service)
                         (list (live-service-provision service)
-                              (live-service-requirement service)))
+                              (live-service-requirement service)
+                              (match (live-service-running service)
+                                (#f #f)
+                                (#t #t)
+                                ((? number? pid) pid)
+                                (_ #t))))         ;not serializable
                       services))))))
+
   (mlet %store-monad ((services (eval exp)))
     (return (map (match-lambda
-                   ((provision requirement)
-                    (live-service provision requirement #f)))
+                   ((provision requirement running)
+                    (live-service provision requirement running)))
                  services))))
 
 ;; XXX: Currently, this does NOT attempt to restart running services. See
@@ -181,13 +184,14 @@ services as defined by OS."
   (mlet* %store-monad ((live-services (running-services eval)))
     (let*-values (((to-unload to-restart)
                    (shepherd-service-upgrade live-services target-services)))
-      (let* ((to-unload (map live-service-canonical-name to-unload))
+      (let* ((to-unload  (map live-service-canonical-name to-unload))
              (to-restart (map shepherd-service-canonical-name to-restart))
-             (to-start (lset-difference eqv?
-                                        (map shepherd-service-canonical-name
-                                             target-services)
-                                        (map live-service-canonical-name
-                                             live-services)))
+             (running    (map live-service-canonical-name
+                              (filter live-service-running live-services)))
+             (to-start   (lset-difference eqv?
+                                          (map shepherd-service-canonical-name
+                                               target-services)
+                                          running))
              (service-files (map shepherd-service-file target-services)))
         (eval #~(parameterize ((current-warning-port (%make-void-port "w")))
                   (primitive-load #$(upgrade-services-program service-files
diff --git a/guix/scripts/upgrade.scm b/guix/scripts/upgrade.scm
index 8c7abd133a..5ec844328e 100644
--- a/guix/scripts/upgrade.scm
+++ b/guix/scripts/upgrade.scm
@@ -36,6 +36,8 @@ This is an alias for 'guix package -u'.\n"))
   -p, --profile=PROFILE  use PROFILE instead of the user's default profile"))
   (display (G_ "
   -v, --verbosity=LEVEL  use the given verbosity LEVEL"))
+  (display (G_ "
+      --do-not-upgrade[=REGEXP] do not upgrade any packages matching REGEXP"))
   (newline)
   (show-build-options-help)
   (newline)
diff --git a/guix/self.scm b/guix/self.scm
index 5eb80f42fe..bbfd2f1b95 100644
--- a/guix/self.scm
+++ b/guix/self.scm
@@ -27,6 +27,7 @@
   #:use-module (guix packages)
   #:use-module (guix sets)
   #:use-module (guix modules)
+  #:use-module ((guix utils) #:select (version-major+minor))
   #:use-module ((guix build utils) #:select (find-files))
   #:use-module (srfi srfi-1)
   #:use-module (srfi srfi-9)
@@ -62,6 +63,7 @@
       ("xz"         (ref '(gnu packages compression) 'xz))
       ("po4a"       (ref '(gnu packages gettext) 'po4a))
       ("gettext"       (ref '(gnu packages gettext) 'gettext-minimal))
+      ("gcc-toolchain" (ref '(gnu packages commencement) 'gcc-toolchain))
       (_            #f))))                        ;no such package
 
 
@@ -580,6 +582,48 @@ that provide Guile modules."
 
   (computed-file name build))
 
+(define (quiet-guile guile)
+  "Return a wrapper that does the same as the 'guile' executable of GUILE,
+except that it does not complain about locales and falls back to 'en_US.utf8'
+instead of 'C'."
+  (define gcc
+    (specification->package "gcc-toolchain"))
+
+  (define source
+    (search-path %load-path
+                 "gnu/packages/aux-files/guile-launcher.c"))
+
+  (define effective
+    (version-major+minor (package-version guile)))
+
+  (define build
+    ;; XXX: Reuse <c-compiler> from (guix scripts pack) instead?
+    (with-imported-modules '((guix build utils))
+      #~(begin
+          (use-modules (guix build utils)
+                       (srfi srfi-26))
+
+          (mkdir-p (string-append #$output "/bin"))
+
+          (setenv "PATH" #$(file-append gcc "/bin"))
+          (setenv "C_INCLUDE_PATH"
+                  (string-join
+                   (map (cut string-append <> "/include")
+                        '#$(match (bag-transitive-build-inputs
+                                   (package->bag guile))
+                             (((labels packages . _) ...)
+                              (filter package? packages))))
+                   ":"))
+          (setenv "LIBRARY_PATH" #$(file-append gcc "/lib"))
+
+          (invoke "gcc" #$(local-file source) "-Wall" "-g0" "-O2"
+                  "-I" #$(file-append guile "/include/guile/" effective)
+                  "-L" #$(file-append guile "/lib")
+                  #$(string-append "-lguile-" effective)
+                  "-o" (string-append #$output "/bin/guile")))))
+
+  (computed-file "guile-wrapper" build))
+
 (define* (guix-command modules
                        #:key source (dependencies '())
                        guile (guile-version (effective-version)))
@@ -634,7 +678,9 @@ load path."
                       ;; XXX: It would be more convenient to change it to:
                       ;;   (exit (apply guix-main (command-line)))
                       (apply guix-main (command-line))))
-                #:guile guile))
+
+                ;; Use a 'guile' variant that doesn't complain about locales.
+                #:guile (quiet-guile guile)))
 
 (define (miscellaneous-files source)
   "Return data files taken from SOURCE."
diff --git a/nix/libstore/build.cc b/nix/libstore/build.cc
index ccec513d8d..c894d72bda 100644
--- a/nix/libstore/build.cc
+++ b/nix/libstore/build.cc
@@ -1386,11 +1386,6 @@ void DerivationGoal::buildDone()
            being valid. */
         registerOutputs();
 
-        if (buildMode == bmCheck) {
-            done(BuildResult::Built);
-            return;
-        }
-
         /* Delete unused redirected outputs (when doing hash rewriting). */
         foreach (RedirectedOutputs::iterator, i, redirectedOutputs)
             if (pathExists(i->second)) deletePath(i->second);
@@ -2485,8 +2480,6 @@ void DerivationGoal::registerOutputs()
         infos.push_back(info);
     }
 
-    if (buildMode == bmCheck) return;
-
     /* Compare the result with the previous round, and report which
        path is different, if any.*/
     if (curRound > 1 && prevInfos != infos) {
diff --git a/tests/channels.scm b/tests/channels.scm
index 1b6f640c4a..0264369d9e 100644
--- a/tests/channels.scm
+++ b/tests/channels.scm
@@ -1,5 +1,6 @@
 ;;; GNU Guix --- Functional package management for GNU
 ;;; Copyright © 2018 Ricardo Wurmus <rekado@elephly.net>
+;;; Copyright © 2019, 2020 Ludovic Courtès <ludo@gnu.org>
 ;;;
 ;;; This file is part of GNU Guix.
 ;;;
diff --git a/tests/packages.scm b/tests/packages.scm
index 5d5abcbd76..2d13d91344 100644
--- a/tests/packages.scm
+++ b/tests/packages.scm
@@ -1430,6 +1430,26 @@
           (derivation-file-name
            (package-derivation %store coreutils))))))))
 
+(test-assert "package-with-c-toolchain"
+  (let* ((dep (dummy-package "chbouib"
+                (build-system gnu-build-system)
+                (native-inputs `(("x" ,grep)))))
+         (p0  (dummy-package "thingie"
+                (build-system gnu-build-system)
+                (inputs `(("foo" ,grep)
+                          ("bar" ,dep)))))
+         (tc  (dummy-package "my-toolchain"))
+         (p1  (package-with-c-toolchain p0 `(("toolchain" ,tc)))))
+    (define toolchain-packages
+      '("gcc" "binutils" "glibc" "ld-wrapper"))
+
+    (match (bag-build-inputs (package->bag p1))
+      ((("foo" foo) ("bar" bar) (_ (= package-name packages) . _) ...)
+       (and (not (any (cut member <> packages) toolchain-packages))
+            (member "my-toolchain" packages)
+            (eq? foo grep)
+            (eq? bar dep))))))
+
 (test-equal "package-patched-vulnerabilities"
   '(("CVE-2015-1234")
     ("CVE-2016-1234" "CVE-2018-4567")
diff --git a/tests/scripts-build.scm b/tests/scripts-build.scm
index 5f91360953..6925374baa 100644
--- a/tests/scripts-build.scm
+++ b/tests/scripts-build.scm
@@ -22,6 +22,8 @@
   #:use-module (guix derivations)
   #:use-module (guix packages)
   #:use-module (guix git-download)
+  #:use-module (guix build-system)
+  #:use-module (guix build-system gnu)
   #:use-module (guix scripts build)
   #:use-module (guix ui)
   #:use-module (guix utils)
@@ -30,6 +32,8 @@
   #:use-module (gnu packages base)
   #:use-module (gnu packages busybox)
   #:use-module (ice-9 match)
+  #:use-module (srfi srfi-1)
+  #:use-module (srfi srfi-26)
   #:use-module (srfi srfi-64))
 
 
@@ -270,6 +274,80 @@
                        ((("x" dep3))
                         (map package-source (list dep1 dep3))))))))))))
 
+(define* (depends-on-toolchain? p #:optional (toolchain "gcc-toolchain"))
+  "Return true if P depends on TOOLCHAIN instead of the default tool chain."
+  (define toolchain-packages
+    '("gcc" "binutils" "glibc" "ld-wrapper"))
+
+  (define (package-name* obj)
+    (and (package? obj) (package-name obj)))
+
+  (match (bag-build-inputs (package->bag p))
+    (((_ (= package-name* packages) . _) ...)
+     (and (not (any (cut member <> packages) toolchain-packages))
+          (member toolchain packages)))))
+
+(test-assert "options->transformation, with-c-toolchain"
+  (let* ((dep0 (dummy-package "chbouib"
+                 (build-system gnu-build-system)
+                 (native-inputs `(("y" ,grep)))))
+         (dep1 (dummy-package "stuff"
+                 (native-inputs `(("x" ,dep0)))))
+         (p    (dummy-package "thingie"
+                 (build-system gnu-build-system)
+                 (inputs `(("foo" ,grep)
+                           ("bar" ,dep1)))))
+         (t    (options->transformation
+                '((with-c-toolchain . "chbouib=gcc-toolchain")))))
+    ;; Here we check that the transformation applies to DEP0 and all its
+    ;; dependents: DEP0 must use GCC-TOOLCHAIN, DEP1 must use GCC-TOOLCHAIN
+    ;; and the DEP0 that uses GCC-TOOLCHAIN, and so on.
+    (with-store store
+      (let ((new (t store p)))
+        (and (depends-on-toolchain? new "gcc-toolchain")
+             (match (bag-build-inputs (package->bag new))
+               ((("foo" dep0) ("bar" dep1) _ ...)
+                (and (depends-on-toolchain? dep1 "gcc-toolchain")
+                     (not (depends-on-toolchain? dep0 "gcc-toolchain"))
+                     (string=? (package-full-name dep0)
+                               (package-full-name grep))
+                     (match (bag-build-inputs (package->bag dep1))
+                       ((("x" dep) _ ...)
+                        (and (depends-on-toolchain? dep "gcc-toolchain")
+                             (match (bag-build-inputs (package->bag dep))
+                               ((("y" dep) _ ...) ;this one is unchanged
+                                (eq? dep grep))))))))))))))
+
+(test-equal "options->transformation, with-c-toolchain twice"
+  (package-full-name grep)
+  (let* ((dep0 (dummy-package "chbouib"))
+         (dep1 (dummy-package "stuff"))
+         (p    (dummy-package "thingie"
+                 (build-system gnu-build-system)
+                 (inputs `(("foo" ,dep0)
+                           ("bar" ,dep1)
+                           ("baz" ,grep)))))
+         (t    (options->transformation
+                '((with-c-toolchain . "chbouib=clang-toolchain")
+                  (with-c-toolchain . "stuff=clang-toolchain")))))
+    (with-store store
+      (let ((new (t store p)))
+        (and (depends-on-toolchain? new "clang-toolchain")
+             (match (bag-build-inputs (package->bag new))
+               ((("foo" dep0) ("bar" dep1) ("baz" dep2) _ ...)
+                (and (depends-on-toolchain? dep0 "clang-toolchain")
+                     (depends-on-toolchain? dep1 "clang-toolchain")
+                     (not (depends-on-toolchain? dep2 "clang-toolchain"))
+                     (package-full-name dep2)))))))))
+
+(test-assert "options->transformation, with-c-toolchain, no effect"
+  (let ((p (dummy-package "thingie"))
+        (t (options->transformation
+            '((with-c-toolchain . "does-not-exist=gcc-toolchain")))))
+    ;; When it has no effect, '--with-c-toolchain' returns P.
+    (with-store store
+      (eq? (t store p) p))))
+
 (test-assert "options->transformation, without-tests"
   (let* ((dep (dummy-package "dep"))
          (p   (dummy-package "foo"
@@ -286,3 +364,7 @@
                    '(#:tests? #f))))))))
 
 (test-end)
+
+;;; Local Variables:
+;;; eval: (put 'dummy-package 'scheme-indent-function 1)
+;;; End: