https://findit-for-me.appspot.com/waterfall/flake?key=ag9zfmZpbmRpdC1mb3ItbWVyuAELEhdNYXN0ZXJGbGFrZUFuYWx5c2lzUm9vdCKBAWNocm9taXVtLndpbi9XaW43ICgzMikgVGVzdHMvMTkxODcvYnJvd3Nlcl90ZXN0cy9RMmh5YjIxbFUyVnlkbWxqWlZkdmNtdGxja1psZEdOb1VGQkJVRWxVWlhOMExsTmhiV1ZQY21sbmFXNURUMUpUUTNKbFpHVnVkR2xoYkhNPQwLEhNNYXN0ZXJGbGFrZUFuYWx5c2lzGAEM



Generator waterfall.flake.recursive_flake_pipeline.RecursiveFlakePipeline(*(u'chromium.win', u'Win7 (32) Tests', 19187, u'browser_tests', u'ChromeServiceWorkerFetchPPAPITest.SameOriginCORSCredentials', 1, 19187, {u'canonical_step_name': u'browser_tests', u'dimensions': {u'cp... (567 bytes), **{})#877d2ff553314c97a92bc8bd872940f9 raised exception. UnknownTimeZoneError: 'US/Pacific'
Traceback (most recent call last):
  File "/base/data/home/apps/s~findit-for-me/waterfall-backend:d973b46cd.400815450217286779/first_party/pipeline_utils/appengine_third_party_pipeline_python_src_pipeline/pipeline.py", line 2207, in evaluate
    yielded = pipeline_iter.send(next_value)
  File "/base/data/home/apps/s~findit-for-me/waterfall-backend:d973b46cd.400815450217286779/waterfall/flake/recursive_flake_pipeline.py", line 397, in run
    queue_name=self.queue_name or constants.DEFAULT_QUEUE)
  File "/base/data/home/apps/s~findit-for-me/waterfall-backend:d973b46cd.400815450217286779/waterfall/flake/recursive_flake_pipeline.py", line 292, in _StartOffPSTPeakHours
    kwargs['eta'] = _GetETAToStartAnalysis(self.manually_triggered)
  File "/base/data/home/apps/s~findit-for-me/waterfall-backend:d973b46cd.400815450217286779/waterfall/flake/recursive_flake_pipeline.py", line 94, in _GetETAToStartAnalysis
    'US/Pacific', time_util.GetUTCNowWithTimezone())
  File "/base/data/home/apps/s~findit-for-me/waterfall-backend:d973b46cd.400815450217286779/libs/time_util.py", line 100, in GetDatetimeInTimezone
    return date_time.astimezone(pytz.timezone(timezone_name))
  File "/base/data/home/apps/s~findit-for-me/waterfall-backend:d973b46cd.400815450217286779/third_party/pytz/__init__.py", line 173, in timezone
    raise UnknownTimeZoneError(zone)
UnknownTimeZoneError: 'US/Pacific'