Revert "Merge branch 'morefix' into 'master'"

This reverts merge request !9
2 jobs for master in 1 second (queued for 3 seconds)
Status Job ID Name Coverage
  Test
failed #440
test

00:00:01

 
  Build
skipped #441
build
 
Name Stage Failure
failed
test Test
   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