Using Docker executor with image buildstream/testsuite-debian:9-master-114-4cab18e3 ...
Pulling docker image buildstream/testsuite-debian:9-master-114-4cab18e3 ...
Using docker image sha256:362a57fdfa0bebe7bdb1984f9f68deec2c86d863d1ff0fdb985fe4817dfcdfc4 for buildstream/testsuite-debian:9-master-114-4cab18e3 ...
section_start:1539736349:prepare_script
Running on runner-a334e492-project-1975139-concurrent-0 via runner-a334e492-gitlab-runner-autoscale-1539736112-a4e9ccd0...
section_end:1539736351:prepare_script
section_start:1539736351:get_sources
Cloning repository...
Cloning into '/builds/BuildStream/buildstream'...
Checking out ed4a2641 as chandan/fix-checkout-none-1.2...
fatal: reference is not a tree: ed4a26412475f3d8e26a6388a6884b59a879500e
section_end:1539736356:get_sources
section_start:1539736356:upload_artifacts_on_failure
section_end:1539736358:upload_artifacts_on_failure
ERROR: Job failed: exit code 1