diff --git a/.gitignore b/.gitignore
index 397b4a762..d8515b806 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1 +1,2 @@
 *.log
+_opam
diff --git a/verus/run.sh b/verus/run.sh
index 89473584e..d1f3c00b3 100755
--- a/verus/run.sh
+++ b/verus/run.sh
@@ -3,11 +3,16 @@ OUT="$(pwd)/$(echo "${OP[0]%.*}" | sed 's/ /_/g')/${OP[1]}"
 mkdir -p "$(dirname "$OUT")"
 
 cd "$(dirname "$0")/verus/source"
+VARGO="../tools/vargo/target/release/vargo"
 export VERUS_EXTRA_ARGS="--log-dir $OUT --log smt --rlimit $3"
 export VARGO_IN_NEXTEST=true
 TEST=($1)
 FILE=${TEST[0]#$(pwd)/rust_verify_test/tests/}
-vargo test --package rust_verify_test --test ${FILE%.*} -- ${TEST[1]} --exact &> /dev/null || exit 1
+OUTPUT=$($VARGO test --release --package rust_verify_test --test ${FILE%.*} -- ${TEST[1]} --exact 2>&1)
+if [ $? -ne 0 ]; then
+  echo "[ERROR] $OUTPUT"
+  exit 1
+fi
 if [ -f "$OUT/root.smt2" ]; then
   mv "$OUT/root.smt2" "$OUT.smt2"
   rmdir "$OUT" || true