JENKINS-27329 has been fixed in 2.125, but IMHO this fix is not complete since it depends on bogus AbstractProject API which does not handle parallel builds correctly
The WorkspaceCleanupThread may also remove Slave-Workspaces of currently running Pipelines. Should we create another issue or will it be solved with this one?
The WorkspaceCleanupThread may also remove Slave-Workspaces of currently running Pipelines. Should we create another issue or will it be solved with this one? And is there a workaround?