This bob-paladin run: 
https://luci-milo.appspot.com/buildbot/chromeos/bob-paladin/3840#

08/20 07:09:46.109 WARNI|              test:0606| The test failed with the following exception
Traceback (most recent call last):
  File "/usr/local/autotest/common_lib/test.py", line 600, in _exec
    _call_test_function(self.execute, *p_args, **p_dargs)
  File "/usr/local/autotest/common_lib/test.py", line 806, in _call_test_function
    raise error.UnhandledTestFail(e)
UnhandledTestFail: Unhandled IOError: [Errno 28] No space left on device
Traceback (most recent call last):
  File "/usr/local/autotest/common_lib/test.py", line 800, in _call_test_function
    return func(*args, **dargs)
  File "/usr/local/autotest/common_lib/test.py", line 464, in execute
    postprocess_profiled_run, args, dargs)
  File "/usr/local/autotest/common_lib/test.py", line 371, in _call_run_once
    self.run_once(*args, **dargs)
  File "/usr/local/autotest/tests/logging_CrashSender/logging_CrashSender.py", line 319, in run_once
    'sender_error_type']);
  File "/usr/local/autotest/cros/crash/crash_test.py", line 697, in run_crash_tests
    getattr(self, '_test_' + test_name)()
  File "/usr/local/autotest/tests/logging_CrashSender/logging_CrashSender.py", line 155, in _test_sender_rate_limiting
    result = self._call_sender_one_crash()
  File "/usr/local/autotest/cros/crash/crash_test.py", line 529, in _call_sender_one_crash
    report)
  File "/usr/local/autotest/cros/crash/crash_test.py", line 389, in _prepare_sender_one_crash
    self._set_consent(reports_enabled)
  File "/usr/local/autotest/cros/crash/crash_test.py", line 219, in _set_consent
    utils.open_write_close(temp_file, 'test-consent')
  File "/usr/local/autotest/common_lib/utils.py", line 401, in open_write_close
    f.close()
IOError: [Errno 28] No space left on device

https://stainless.corp.google.com/browse/chromeos-autotest-results/229349531-chromeos-test/