Reactivate speculative scheduling

1 job for feature-speculative-propagation in 30 minutes and 1 second
Name Stage Failure
failed
ubuntu/20.04 Test The script exceeded the maximum execution time set for the job
19: Launched simulation1-deadlock pid=21215
19: Runner 4 running now!
19: Runner 5 running now!
19: message: group_state 4 1
19: -> 1 = registered
19: message: group_state 5 1
19: -> 1 = registered
19: ping to server after 10 s
ERROR: Job failed: execution took longer than 30m0s seconds