section_start:1543581557:prepare_script
Running on runner-a334e492-project-1975139-concurrent-0 via runner-a334e492-gitlab-runner-autoscale-1543576679-25510bfd...
section_end:1543581559:prepare_script
section_start:1543581559:get_sources
Fetching changes...
Removing cache/
Removing dist/
Removing public/
HEAD is now at 406f546f _stream.py: Ability to pull missing buildtrees outside of pull/build
Checking out 84d3039c as mandatory_suffix...
fatal: reference is not a tree: 84d3039cdc9b350ad44df99c09106f6318f80a30
section_end:1543581562:get_sources
section_start:1543581562:upload_artifacts_on_failure
section_end:1543581564:upload_artifacts_on_failure
ERROR: Job failed: exit code 1