The Pinpoint job https://pinpoint-dot-chromeperf.appspot.com/job/12c63647a40000 failed with the following error:

Traceback (most recent call last):
  File "/base/data/home/apps/s~chromeperf/pinpoint:clean-dtu-65f883bb.411513836674969934/dashboard/pinpoint/models/job.py", line 283, in Run
    work_left = self.state.ScheduleWork()
  File "/base/data/home/apps/s~chromeperf/pinpoint:clean-dtu-65f883bb.411513836674969934/dashboard/pinpoint/models/job_state.py", line 128, in ScheduleWork
    attempt.ScheduleWork()
  File "/base/data/home/apps/s~chromeperf/pinpoint:clean-dtu-65f883bb.411513836674969934/dashboard/pinpoint/models/attempt.py", line 77, in ScheduleWork
    self._Poll()
  File "/base/data/home/apps/s~chromeperf/pinpoint:clean-dtu-65f883bb.411513836674969934/dashboard/pinpoint/models/attempt.py", line 81, in _Poll
    self._last_execution.Poll()
  File "/base/data/home/apps/s~chromeperf/pinpoint:clean-dtu-65f883bb.411513836674969934/dashboard/pinpoint/models/quest/execution.py", line 95, in Poll
    self._Poll()
  File "/base/data/home/apps/s~chromeperf/pinpoint:clean-dtu-65f883bb.411513836674969934/dashboard/pinpoint/models/quest/find_isolate.py", line 100, in _Poll
    self._CheckBuildStatus()
  File "/base/data/home/apps/s~chromeperf/pinpoint:clean-dtu-65f883bb.411513836674969934/dashboard/pinpoint/models/quest/find_isolate.py", line 145, in _CheckBuildStatus
    'Buildbucket says the build completed successfully, '
IsolateNotFoundError: Buildbucket says the build completed successfully, but Pinpoint can't find the isolate hash.