Merge branch 'robbert/issue260' into 'master'

Fix issue #260: Error message when iLöb used on non-SBI

Closes #260

See merge request iris/iris!302
6 jobs for master in 0 seconds (queued for 83 minutes and 54 seconds)
Status Job ID Name Coverage
  Build
failed #39125
fp
build-coq.8.10.dev

failed #39129
fp
build-coq.8.7.2

failed #39128
fp
build-coq.8.8.2

failed #39127
fp-timing
build-coq.8.9.0

failed #39126
fp
build-coq.8.9.1

failed #39124
fp
build-coq.dev

 
Name Stage Failure
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 log
failed
build-coq.8.10.dev Build There has been a timeout failure or the job got stuck. Check your timeout limits or try again
No job log
failed
build-coq.8.9.1 Build There has been a timeout failure or the job got stuck. Check your timeout limits or try again
No job log
failed
build-coq.8.9.0 Build There has been a timeout failure or the job got stuck. Check your timeout limits or try again
No job log
failed
build-coq.8.8.2 Build There has been a timeout failure or the job got stuck. Check your timeout limits or try again
No job log
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 log