fix `head_stuck`

5 jobs for master in 0 seconds (queued for 113 minutes and 2 seconds)
latest
Status Job ID Name Coverage
  Build
failed #11509
fp
build-coq.8.7.0

failed #11508
fp
build-coq.8.7.1

failed #11507
fp-timing
build-coq.8.7.2

failed #11506
fp
build-coq.8.8.0

failed #11505
fp
build-coq.dev

 
Name Stage Failure
failed
build-coq.8.7.0 Build There has been a timeout failure or the job got stuck. Check your timeout limits or try again
No job trace
failed
build-coq.8.7.1 Build There has been a timeout failure or the job got stuck. Check your timeout limits or try again
No job trace
failed
build-coq.8.7.2 Build There has been a timeout failure or the job got stuck. Check your timeout limits or try again
No job trace
failed
build-coq.8.8.0 Build There has been a timeout failure or the job got stuck. Check your timeout limits or try again
No job trace
failed
build-coq.dev Build There has been a timeout failure or the job got stuck. Check your timeout limits or try again
No job trace