40576b9..637a03b master -> origin/master Checking out 637a03b1 as master... Skipping Git submodules setup Checking cache for default... time="2020-03-27T17:12:58+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 78: rustc: command not found ERROR: Job failed: exit status 1