multistage build and user message for git

3 jobs for multistage in 3 minutes and 32 seconds (queued for 32 minutes and 19 seconds)
Name Stage Failure
failed
test_all_pipeline Build
  lcg+root+5.34.18-cms5
0 upgraded, 206 newly installed, 0 removed and 0 not upgraded.
TIME: Downlaod: 71.7062959671 secs for 206 packages
Downloaded 6015MB of archives.
After unpacking 12303MB of additional disk space will be used.
Executing RPM (source /opt/cms/share/cms/cmspkg/V00-00-44/rpm_env.sh slc6_amd64_gcc481; rpm -U -v -h -r /opt/cms --prefix /opt/cms --force --ignoreos --ignorearch --oldpackage)...
error building image: error building stage: failed to execute command: waiting for process to exit: exit status 1
Cleaning up file based variables
ERROR: Job failed: exit code 1