Using Docker executor with image buildstream/testsuite-debian:9-master-119-552f5fc6 ...
Pulling docker image buildstream/testsuite-debian:9-master-119-552f5fc6 ...
Using docker image sha256:204e971f7c922a7cf2d183979221c59d19f17118495872d2b8274b42fdaa9fd9 for buildstream/testsuite-debian:9-master-119-552f5fc6 ...
section_start:1543258141:prepare_script
Running on runner-a334e492-project-1975139-concurrent-0 via runner-a334e492-gitlab-runner-autoscale-1543257663-3913f1df...
section_end:1543258142:prepare_script
section_start:1543258142:get_sources
Cloning repository...
Cloning into '/builds/BuildStream/buildstream'...
Checking out 992f5992 as aevri/contributing_e2e_tests...
fatal: reference is not a tree: 992f59927080049631aa5ac66cd31ae30f4b6c46
section_end:1543258148:get_sources
section_start:1543258148:upload_artifacts_on_failure
section_end:1543258149:upload_artifacts_on_failure
ERROR: Job failed: exit code 1