See <https://builds.apache.org/job/Kylin-Master-JDK-1.7/105/changes>
- Jenkins build became unstable: Kylin-Master-JDK-1.7... Apache Jenkins Server
- Build failed in Jenkins: Kylin-Master-JDK-1.7 #... Apache Jenkins Server
- Jenkins build is back to normal : Kylin-Mas... Apache Jenkins Server
