Revision range first seen: ????? (failing since at least 10/16)
Link to failing step log: https://uberchromegw.corp.google.com/i/chromium.perf/builders/Android%20Nexus9%20Perf%20%281%29/builds/3797/steps/oortonline_tbmv2/logs/stdio

Example traceback: 

Traceback (most recent call last):
  File "/b/rr/tmplVJVbT/w/src/third_party/catapult/telemetry/telemetry/internal/story_runner.py", line 87, in _RunStoryAndProcessErrorIfNeeded
    state.RunStory(results)
  File "/b/rr/tmplVJVbT/w/src/third_party/catapult/common/py_trace_event/py_trace_event/trace_event_impl/decorators.py", line 75, in traced_function
    return func(*args, **kwargs)
  File "/b/rr/tmplVJVbT/w/src/third_party/catapult/telemetry/telemetry/page/shared_page_state.py", line 299, in RunStory
    self._current_page.Run(self)
  File "/b/rr/tmplVJVbT/w/src/third_party/catapult/telemetry/telemetry/page/__init__.py", line 111, in Run
    self.RunPageInteractions(action_runner)
  File "/b/rr/tmplVJVbT/w/src/tools/perf/page_sets/oortonline.py", line 55, in RunPageInteractions
    action_runner.WaitForJavaScriptCondition('window.benchmarkStarted')
  File "/b/rr/tmplVJVbT/w/src/third_party/catapult/common/py_trace_event/py_trace_event/trace_event_impl/decorators.py", line 75, in traced_function
    return func(*args, **kwargs)
  File "/b/rr/tmplVJVbT/w/src/third_party/catapult/telemetry/telemetry/internal/actions/action_runner.py", line 246, in WaitForJavaScriptCondition
    self._tab.WaitForJavaScriptExpression(condition, timeout_in_seconds)
  File "/b/rr/tmplVJVbT/w/src/third_party/catapult/common/py_trace_event/py_trace_event/trace_event_impl/decorators.py", line 75, in traced_function
    return func(*args, **kwargs)
  File "/b/rr/tmplVJVbT/w/src/third_party/catapult/telemetry/telemetry/internal/browser/web_contents.py", line 129, in WaitForJavaScriptExpression
    py_utils.WaitFor(IsJavaScriptExpressionTrue, timeout)
  File "/b/rr/tmplVJVbT/w/src/third_party/catapult/common/py_utils/py_utils/__init__.py", line 120, in WaitFor
    res = condition()
  File "/b/rr/tmplVJVbT/w/src/third_party/catapult/telemetry/telemetry/internal/browser/web_contents.py", line 122, in IsJavaScriptExpressionTrue
    return bool(self.EvaluateJavaScript(expr))
  File "/b/rr/tmplVJVbT/w/src/third_party/catapult/common/py_trace_event/py_trace_event/trace_event_impl/decorators.py", line 75, in traced_function
    return func(*args, **kwargs)
  File "/b/rr/tmplVJVbT/w/src/third_party/catapult/telemetry/telemetry/internal/browser/web_contents.py", line 193, in EvaluateJavaScript
    expr, context_id=None, timeout=timeout)
  File "/b/rr/tmplVJVbT/w/src/third_party/catapult/common/py_trace_event/py_trace_event/trace_event_impl/decorators.py", line 75, in traced_function
    return func(*args, **kwargs)
  File "/b/rr/tmplVJVbT/w/src/third_party/catapult/telemetry/telemetry/internal/browser/web_contents.py", line 221, in EvaluateJavaScriptInContext
    expr, context_id=context_id, timeout=timeout)
  File "/b/rr/tmplVJVbT/w/src/third_party/catapult/common/py_trace_event/py_trace_event/trace_event_impl/decorators.py", line 75, in traced_function
    return func(*args, **kwargs)
  File "/b/rr/tmplVJVbT/w/src/third_party/catapult/telemetry/telemetry/internal/backends/chrome_inspector/inspector_backend.py", line 36, in inner
    return func(inspector_backend, *args, **kwargs)
  File "/b/rr/tmplVJVbT/w/src/third_party/catapult/telemetry/telemetry/internal/backends/chrome_inspector/inspector_backend.py", line 211, in EvaluateJavaScript
    return self._runtime.Evaluate(expr, context_id, timeout)
  File "/b/rr/tmplVJVbT/w/src/third_party/catapult/telemetry/telemetry/internal/backends/chrome_inspector/inspector_runtime.py", line 45, in Evaluate
    res = self._inspector_websocket.SyncRequest(request, timeout)
  File "/b/rr/tmplVJVbT/w/src/third_party/catapult/telemetry/telemetry/internal/backends/chrome_inspector/inspector_websocket.py", line 110, in SyncRequest
    res = self._Receive(timeout)
  File "/b/rr/tmplVJVbT/w/src/third_party/catapult/telemetry/telemetry/internal/backends/chrome_inspector/inspector_websocket.py", line 166, in _Receive
    self._HandleNotification(result)
  File "/b/rr/tmplVJVbT/w/src/third_party/catapult/telemetry/telemetry/internal/backends/chrome_inspector/inspector_websocket.py", line 179, in _HandleNotification
    self._domain_handlers[domain_name](result)
  File "/b/rr/tmplVJVbT/w/src/third_party/catapult/common/py_trace_event/py_trace_event/trace_event_impl/decorators.py", line 75, in traced_function
    return func(*args, **kwargs)
  File "/b/rr/tmplVJVbT/w/src/third_party/catapult/telemetry/telemetry/internal/backends/chrome_inspector/inspector_backend.py", line 365, in _HandleInspectorDomainNotification
    raise exception
DevtoolsTargetCrashException: Devtools target crashed


If the test is disabled, please downgrade to Pri-2.