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-rwxr-xr-x.travis/klee.sh3
1 files changed, 3 insertions, 0 deletions
diff --git a/.travis/klee.sh b/.travis/klee.sh
index 2de6b57c..98e1995b 100755
--- a/.travis/klee.sh
+++ b/.travis/klee.sh
@@ -150,6 +150,9 @@ if [ "X${SOLVERS}" == "XmetaSMT" ]; then
   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