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#!/bin/bash -x
# Compile KLEE
# Make sure we exit if there is a failure
set -e
DIR="$(cd "$(dirname "$0")" && pwd)"
source "${DIR}/common-defaults.sh"
: ${SOLVERS?"Solvers must be specified"}
if [[ -z "${KLEE_UCLIBC}" ]]; then
echo "KLEE_UCLIBC must be specified: 0 or branch/tag"
exit 1
fi
if [[ -z "${KLEE_SRC}" ]]; then
# Assumeption: this build script is part of the KLEE source tree
KLEE_SRC="${DIR}/../.."
fi
CMAKE_PREFIX_PATH=""
###############################################################################
# Handling LLVM configuration
###############################################################################
if [[ "$TRAVIS_OS_NAME" = "linux" ]] ; then
LLVM_CONFIG="${LLVM_BIN}/llvm-config"
LLVM_BUILD_DIR="/usr/lib/llvm-${LLVM_VERSION_SHORT}/build"
KLEE_CC="${LLVM_BIN}/clang"
KLEE_CXX="${LLVM_BIN}/clang++"
elif [[ "${TRAVIS_OS_NAME}" == "osx" ]]; then
LLVM_CONFIG="/usr/local/bin/llvm-config-${LLVM_VERSION}"
LLVM_BUILD_DIR="$(${LLVM_CONFIG} --src-root)"
KLEE_CC="/usr/local/bin/clang-${LLVM_VERSION}"
KLEE_CXX="/usr/local/bin/clang++-${LLVM_VERSION}"
else
echo "Unhandled TRAVIS_OS_NAME \"${TRAVIS_OS_NAME}\""
exit 1
fi
###############################################################################
# klee-uclibc
###############################################################################
if [ "${KLEE_UCLIBC}" != "0" ]; then
KLEE_UCLIBC_CONFIGURE_OPTION=(-DENABLE_KLEE_UCLIBC=TRUE -DKLEE_UCLIBC_PATH="${BASE}/klee-uclibc-${LLVM_VERSION_SHORT}" -DENABLE_POSIX_RUNTIME=TRUE)
else
KLEE_UCLIBC_CONFIGURE_OPTION=(-DENABLE_KLEE_UCLIBC=FALSE -DENABLE_POSIX_RUNTIME=FALSE)
fi
COVERAGE_FLAGS=""
if [ ${COVERAGE} -eq 1 ]; then
COVERAGE_FLAGS='-fprofile-arcs -ftest-coverage'
fi
###############################################################################
# Handle setting up solver configure flags for KLEE
###############################################################################
SOLVER_LIST=$(echo "${SOLVERS}" | sed 's/:/ /g')
# Set CMake configure options
KLEE_Z3_CONFIGURE_OPTION=(-DENABLE_SOLVER_Z3=OFF)
KLEE_STP_CONFIGURE_OPTION=(-DENABLE_SOLVER_STP=OFF)
KLEE_METASMT_CONFIGURE_OPTION=(-DENABLE_SOLVER_METASMT=OFF)
for solver in ${SOLVER_LIST}; do
echo "Setting CMake configuration option for ${solver}"
case ${solver} in
STP)
KLEE_STP_CONFIGURE_OPTION=(-DENABLE_SOLVER_STP=TRUE -DSTP_DIR="${BASE}/stp-${STP_VERSION}-install")
;;
Z3)
echo "Z3"
KLEE_Z3_CONFIGURE_OPTION=(-DENABLE_SOLVER_Z3=TRUE)
if [[ "$TRAVIS_OS_NAME" == "linux" ]]; then
KLEE_Z3_CONFIGURE_OPTION+=(-DZ3_INCLUDE_DIRS="${BASE}/z3-${Z3_VERSION}-install/include" -DZ3_LIBRARIES="${BASE}/z3-${Z3_VERSION}-install/lib/libz3.so")
fi
;;
metaSMT)
echo "metaSMT"
if [ "X${METASMT_DEFAULT}" == "X" ]; then
METASMT_DEFAULT=STP
fi
KLEE_METASMT_CONFIGURE_OPTION=(-DENABLE_SOLVER_METASMT=TRUE -DmetaSMT_DIR="${BASE}/metaSMT/build" -DMETASMT_DEFAULT_BACKEND="${METASMT_DEFAULT}")
;;
*)
echo "Unknown solver ${solver}"
exit 1
esac
done
###############################################################################
# Handle additional configure flags
###############################################################################
TCMALLOC_OPTION=$([ "${USE_TCMALLOC:-0}" == 1 ] && echo "-DENABLE_TCMALLOC=TRUE" || echo "-DENABLE_TCMALLOC=FALSE")
if [[ "$TCMALLOC_OPTION" != "0" ]] ; then
if [[ ! -z "${CMAKE_PREFIX_PATH}" ]]; then
CMAKE_PREFIX_PATH+=":"
fi
CMAKE_PREFIX_PATH="${CMAKE_PREFIX_PATH}$BASE/tcmalloc-install"
fi
###############################################################################
# KLEE
###############################################################################
KLEE_BUILD="${BASE}/klee_build${LLVM_VERSION_SHORT}${LLVM_SUFFIX}${SOLVER_SUFFIX}${DEPS_SUFFIX}"
mkdir -p "${KLEE_BUILD}"
cd "${KLEE_BUILD}"
GTEST_SRC_DIR="${BASE}/googletest-release-${GTEST_VERSION}/"
if [ "X${DISABLE_ASSERTIONS}" == "X1" ]; then
KLEE_ASSERTS_OPTION="-DENABLE_KLEE_ASSERTS=FALSE"
else
KLEE_ASSERTS_OPTION="-DENABLE_KLEE_ASSERTS=TRUE"
fi
if [ "X${ENABLE_OPTIMIZED}" == "X1" ]; then
CMAKE_BUILD_TYPE="RelWithDebInfo"
else
CMAKE_BUILD_TYPE="Debug"
fi
# TODO: We should support Ninja too
# Configure KLEE
echo "CXXFLAGS=\"${COVERAGE_FLAGS} ${SANITIZER_CXX_FLAGS}\" \
CFLAGS=\"${COVERAGE_FLAGS} ${SANITIZER_C_FLAGS}\" \
LDFLAGS=\"${COVERAGE_LDFLAGS} ${SANITIZER_LD_FLAGS}\" \
cmake \
-DLLVM_CONFIG_BINARY=\"${LLVM_CONFIG}\" \
-DLLVMCC=\"${KLEE_CC}\" \
-DLLVMCXX=\"${KLEE_CXX}\" \
${KLEE_STP_CONFIGURE_OPTION[@]} \
${KLEE_Z3_CONFIGURE_OPTION[@]} \
${KLEE_METASMT_CONFIGURE_OPTION[@]} \
${KLEE_UCLIBC_CONFIGURE_OPTION[@]} \
${TCMALLOC_OPTION[@]} \
-DGTEST_SRC_DIR=${GTEST_SRC_DIR} \
-DCMAKE_BUILD_TYPE=${CMAKE_BUILD_TYPE} \
${KLEE_ASSERTS_OPTION[@]} \
-DENABLE_UNIT_TESTS=TRUE \
-DENABLE_SYSTEM_TESTS=TRUE \
-DLIT_ARGS=\"-v\" \
${SANITIZER_CMAKE_C_COMPILER[@]} \
${SANITIZER_CMAKE_CXX_COMPILER[@]} \
-DCMAKE_PREFIX_PATH=${CMAKE_PREFIX_PATH} \
${KLEE_SRC}" > "${KLEE_BUILD}/.build_command"
source "${KLEE_BUILD}/.build_command"
make -j$(nproc)
###############################################################################
# Prepare Coverage functionality
###############################################################################
coverage_setup()
{
# TODO Remove it and put it to the proper package install section
apt update && apt -y --no-install-recommends install lcov
# Zero coverage for any file, e.g. previous tests
lcov --directory . --no-external --zerocounters
# Create a baseline by capturing any file used for compilation, no execution yet
lcov --rc lcov_branch_coverage=1 --directory . --base-directory="${KLEE_SRC}" --no-external --capture --initial --output-file coverage_base.info
lcov --rc lcov_branch_coverage=1 --remove coverage_base.info 'test/*' --output-file coverage_base.info
lcov --rc lcov_branch_coverage=1 --remove coverage_base.info 'unittests/*' --output-file coverage_base.info
}
coverageup()
{
tags=$1
codecov_suffix=(${tags// /})
# Create report
# (NOTE: "--rc lcov_branch_coverage=1" needs to be added in all calls, otherwise branch coverage gets dropped)
lcov --rc lcov_branch_coverage=1 --directory . --base-directory="${KLEE_SRC}" --no-external --capture --output-file coverage.info
# Exclude uninteresting coverage goals (LLVM, googletest, and KLEE system and unit tests)
lcov --rc lcov_branch_coverage=1 --remove coverage.info 'test/*' --output-file coverage.info
lcov --rc lcov_branch_coverage=1 --remove coverage.info 'unittests/*' --output-file coverage.info
# Combine baseline and measured coverage
lcov --rc lcov_branch_coverage=1 -a coverage_base.info -a coverage.info -o coverage_all.info.${codecov_suffix}
# Debug info
lcov --rc lcov_branch_coverage=1 --list coverage_all.info.${codecov_suffix}
}
COVERAGE=${COVERAGE:=0}
###############################################################################
# Unit tests
###############################################################################
# Prepare coverage information if COVERAGE is set
if [ ${COVERAGE} -eq 1 ]; then
coverage_setup
fi
make unittests
# Generate and upload coverage if COVERAGE is set
if [ ${COVERAGE} -eq 1 ]; then
coverageup "unittests"
fi
###############################################################################
# lit tests
###############################################################################
if [ ${COVERAGE} -eq 1 ]; then
coverage_setup
fi
make systemtests
# If metaSMT is the only solver, then rerun lit tests with non-default metaSMT backends
if [ "X${SOLVERS}" == "XmetaSMT" ]; then
metasmt_default=$(to_lower $METASMT_DEFAULT) # klee_opts and kleaver_opts use lowercase
available_metasmt_backends="btor stp z3 yices2 cvc4"
for backend in $available_metasmt_backends; do
if [ "X${metasmt_default}" != "X$backend" ]; then
if [ "$backend" == "cvc4" ]; then
for num in {1..5}; do sleep 120; echo 'Keep Travis alive'; done &
fi
lit -v --param klee_opts=-metasmt-backend=$backend --param kleaver_opts=-metasmt-backend=$backend test/
fi
done
fi
# Generate and upload coverage if COVERAGE is set
if [ ${COVERAGE} -eq 1 ]; then
coverageup "systemtests"
fi
|
