See <https://builds.apache.org/job/beam_Release_NightlySnapshot/269/changes>
- Jenkins build became unstable: beam_Release_Nightly... Apache Jenkins Server
- Jenkins build is back to stable : beam_Release_... Apache Jenkins Server
- Jenkins build is back to stable : beam_Release_... Apache Jenkins Server
- Jenkins build became unstable: beam_Release_Ni... Apache Jenkins Server
- Re: Jenkins build became unstable: beam_Rel... Kenneth Knowles