62de747..599c930 master -> origin/master Checking out 599c9301 as master... Skipping Git submodules setup Checking cache for default... time="2020-06-18T23:08:24+08:00" level=error msg="Docker executor: prebuilt image helpers will be loaded from /var/lib/gitlab-runner." Successfully extracted cache $ rustc --version bash: line 80: rustc: command not found ERROR: Job failed: exit status 1