Pulling docker image buildstream/testsuite-debian:9-master-123-7ce6581b ...
Using docker image sha256:38f4a396dc81ff4b1d932443e9128db24704ff9ffba361dfa0a5b06da096a745 for buildstream/testsuite-debian:9-master-123-7ce6581b ...
section_start:1544437742:prepare_script
Running on runner-a334e492-project-1975139-concurrent-0 via runner-a334e492-gitlab-runner-autoscale-1544436063-144b82bc...
section_end:1544437744:prepare_script
section_start:1544437744:get_sources
Fetching changes...
Removing coverage-linux/
Removing dist/
HEAD is now at 839ef774 plugins/sources/git.py: Avoid downloading unused submodules
fatal: unable to access 'https://gitlab-ci-token:xxxxxxxxxxxxxxxxxxxx gitlab com/BuildStream/buildstream.git/': The requested URL returned error: 500
section_end:1544437745:get_sources
section_start:1544437745:upload_artifacts_on_failure
section_end:1544437747:upload_artifacts_on_failure
ERROR: Job failed: exit code 1