Jobs fail with exit code 13. The error in the joblog spool file indicates that the agent is getting a permission denial when creating spool files...
cybspawn: Thu Sep 8 20:32:56 2022:Can't create spool files, error 13 (Permission denied)
Release : 12.0
Component : CA Workload Automation AE (AutoSys)
Check the permissions on the entire agent directory tree and make sure the job owners have write permission all the way down the tree. This is also true for the job's std_out/err paths.