Add some more uni-related roles

2 jobs for master in 4 seconds (queued for 7 seconds)
Status Job ID Name Coverage
  Test
failed #460
test

00:00:04

 
  Build
skipped #461
build
 
Name Stage Failure
failed
test Test
   f37c96d..20def86  master     -> origin/master
Checking out 20def867 as master...
Skipping Git submodules setup
Checking cache for default...
time="2020-04-05T14:23:17+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