update for the 2021 course run

3 jobs for michaelwimmer-master-patch-53525 in 1 minute and 49 seconds (queued for 2 seconds)
Status Name Job ID Coverage
  Build
passed build lectures #160711

00:01:11

 
  Deploy
passed deploy test version #160712

00:00:24

failed undeploy test version #160713
allowed to fail manual

00:00:13

 
Name Stage Failure
failed
undeploy test version Deploy
Running on runner-d3cf9985-project-1226-concurrent-0 via tnw-tn4.tudelft.net...
Getting source from Git repository
Authenticating with credentials from /root/.docker/config.json
Fetching changes with git depth set to 50...
Reinitialized existing Git repository in /builds/computational_physics/lectures/.git/
fatal: couldn't find remote ref refs/heads/michaelwimmer-master-patch-53525
Uploading artifacts for failed job
Authenticating with credentials from /root/.docker/config.json
ERROR: Job failed: exit code 1