See <https://builds.apache.org/job/Tez-Build/1772/display/redirect?page=changes>
- Build failed in Jenkins: Tez-Build #1768 Apache Jenkins Server
- Build failed in Jenkins: Tez-Build #1769 Apache Jenkins Server
- Build failed in Jenkins: Tez-Build #1770 Apache Jenkins Server
- Build failed in Jenkins: Tez-Build #177... Apache Jenkins Server
- Jenkins build is back to normal : T... Apache Jenkins Server
