See <https://sparktc.ibmcloud.com/jenkins/job/SystemML-DailyTest/1647/display/redirect?page=changes>
- Jenkins build became unstable: SystemML-DailyTest #1646 jenkins
- Jenkins build is back to stable : SystemML-DailyTest #1647 jenkins
See <https://sparktc.ibmcloud.com/jenkins/job/SystemML-DailyTest/1647/display/redirect?page=changes>