# version.
cwl_runner_version_tag=$(echo -n $cwl_runner_version | sed s/~dev/.dev/g | sed s/~rc/rc/g)
+if [[ -z "$cwl_runner_version_tag" ]]; then
+ echo "ERROR: cwl_runner_version_tag is empty";
+ exit 1
+fi
+
if [[ "${cwl_runner_version}" != "${ARVADOS_BUILDING_VERSION}" ]]; then
cwl_runner_version="${cwl_runner_version}-1"
else