The following build failed:

https://cros-goldeneye.corp.google.com/chromeos/healthmonitoring/buildDetails?buildbucketId=8939401671343940736

It's possible that this was a downstream effect of some network infrastructure issues, but it still seems like the test should not abort in such a way.

Info below:
	START	cheets_CameraOrientation	cheets_CameraOrientation	timestamp=1533135143	localtime=Aug 01 07:52:23	
		FAIL	cheets_CameraOrientation	cheets_CameraOrientation	timestamp=1533135269	localtime=Aug 01 07:54:29	Unhandled JsonRPCError: JsonRPC Error code: 0, Message: java.lang.NullPointerException: Attempt to invoke virtual method 'boolean android.view.accessibility.AccessibilityNodeInfo.isVisibleToUser()' on a null object reference
  Traceback (most recent call last):
    File "/usr/local/autotest/common_lib/test.py", line 831, in _call_test_function
      return func(*args, **dargs)
    File "/usr/local/autotest/common_lib/test.py", line 495, in execute
      dargs)
    File "/usr/local/autotest/common_lib/test.py", line 362, in _call_run_once_with_retry
      postprocess_profiled_run, args, dargs)
    File "/usr/local/autotest/common_lib/test.py", line 400, in _call_run_once
      self.run_once(*args, **dargs)
    File "/usr/local/autotest/tests/cheets_CameraOrientation/cheets_CameraOrientation.py", line 54, in run_once
      textContains='[01]').wait.exists(timeout=20000)
    File "/usr/local/autotest/deps/uiautomator/uiautomator/__init__.py", line 74, in __call__
      return self.func(*args, **kwargs)
    File "/usr/local/autotest/deps/uiautomator/uiautomator/__init__.py", line 1045, in _wait
      return method(self.selector, timeout)
    File "/usr/local/autotest/deps/uiautomator/uiautomator/__init__.py", line 433, in wrapper
      return _method_obj(*args, **kwargs)
    File "/usr/local/autotest/deps/uiautomator/uiautomator/__init__.py", line 132, in __call__
      "%s: %s" % (jsonresult["error"]["data"]["exceptionTypeName"], jsonresult["error"]["message"])
  JsonRPCError: JsonRPC Error code: 0, Message: java.lang.NullPointerException: Attempt to invoke virtual method 'boolean android.view.accessibility.AccessibilityNodeInfo.isVisibleToUser()' on a null object reference
	END FAIL	cheets_CameraOrientation	cheets_CameraOrientation	timestamp=1533135269	localtime=Aug 01 07:54:29