See <https://builds.apache.org/job/sling-trunk-1.7/1576/changes>
- Jenkins build became unstable: sling-trunk-1.7 #157... Apache Jenkins Server
- Jenkins build is still unstable: sling-trunk-1.... Apache Jenkins Server
- Jenkins build is still unstable: sling-trun... Apache Jenkins Server
- Jenkins build is back to stable : sling... Apache Jenkins Server
