Link to buildbot status page:
https://uberchromegw.corp.google.com/i/chromium.perf/builders/Android%20Nexus5%20Perf%20(2)

https://uberchromegw.corp.google.com/i/chromium.perf/builders/Android%20Nexus5%20Perf%20%282%29/builds/5274

All the tests with device affinity 0 are failing

Traceback (most recent call last):
  File "/b/c/b/Android_Nexus5_Perf__2_/src/build/android/test_runner.py", line 883, in main
    return RunTestsCommand(args)
  File "/b/c/b/Android_Nexus5_Perf__2_/src/build/android/test_runner.py", line 664, in RunTestsCommand
    return RunTestsInPlatformMode(args)
  File "/b/c/b/Android_Nexus5_Perf__2_/src/build/android/test_runner.py", line 755, in RunTestsInPlatformMode
    raw_results = test_run.RunTests()
  File "/b/c/b/Android_Nexus5_Perf__2_/src/build/android/pylib/local/device/local_device_perf_test_run.py", line 519, in RunTests
    result_type = self._test_instance.PrintTestOutput()
  File "/b/c/b/Android_Nexus5_Perf__2_/src/build/android/pylib/perf/perf_test_instance.py", line 128, in PrintTestOutput
    raise PersistentDataError('No data for test %s found.' % self._print_step)
PersistentDataError: No data for test thread_times.key_idle_power_cases found.