See <https://builds.apache.org/job/bookkeeper_postcommit_validation_master/485/display/redirect>
- Build failed in Jenkins: bookkeeper_postcommit_valid... Apache Jenkins Server
- Build failed in Jenkins: bookkeeper_postcommit_... Apache Jenkins Server
- Build failed in Jenkins: bookkeeper_postcom... Apache Jenkins Server
- Build failed in Jenkins: bookkeeper_pos... Apache Jenkins Server
- Build failed in Jenkins: bookkeeper... Apache Jenkins Server
- Jenkins build is back to norma... Apache Jenkins Server
