https://build.chromium.org/p/chromiumos/builders/x86-generic-incremental/builds/33739

04/22 01:33:57.016 DEBUG|              test:0389| Test failed due to _check_generated_report_sending() takes at most 6 arguments (7 given). Exception log follows the after_iteration_hooks.
04/22 01:33:57.016 DEBUG|              test:0392| starting after_iteration_hooks
04/22 01:33:57.017 DEBUG|             utils:0202| Running 'logger "autotest finished iteration /usr/local/autotest/results/default/logging_UserCrash/sysinfo/iteration.1"'
04/22 01:33:57.020 DEBUG|              test:0395| after_iteration_hooks completed
04/22 01:33:57.021 WARNI|              test:0615| The test failed with the following exception
Traceback (most recent call last):
  File "/usr/local/autotest/common_lib/test.py", line 609, in _exec
    _call_test_function(self.execute, *p_args, **p_dargs)
  File "/usr/local/autotest/common_lib/test.py", line 823, in _call_test_function
    raise error.UnhandledTestFail(e)
UnhandledTestFail: Unhandled TypeError: _check_generated_report_sending() takes at most 6 arguments (7 given)
Traceback (most recent call last):
  File "/usr/local/autotest/common_lib/test.py", line 817, in _call_test_function
    return func(*args, **dargs)
  File "/usr/local/autotest/common_lib/test.py", line 470, in execute
    dargs)
  File "/usr/local/autotest/common_lib/test.py", line 347, in _call_run_once_with_retry
    postprocess_profiled_run, args, dargs)
  File "/usr/local/autotest/common_lib/test.py", line 380, in _call_run_once
    self.run_once(*args, **dargs)
  File "/usr/local/autotest/tests/logging_UserCrash/logging_UserCrash.py", line 323, in run_once
    initialize_crash_reporter=True)
  File "/usr/local/autotest/cros/crash/crash_test.py", line 700, in run_crash_tests
    getattr(self, '_test_' + test_name)()
  File "/usr/local/autotest/tests/logging_UserCrash/logging_UserCrash.py", line 197, in _test_core2md_failure
    _CORE2MD_PATH)
  File "/usr/local/autotest/tests/logging_UserCrash/logging_UserCrash.py", line 188, in _check_collection_failure
    _COLLECTION_ERROR_SIGNATURE)
TypeError: _check_generated_report_sending() takes at most 6 arguments (7 given)

This is likely fallout from https://chromium-review.googlesource.com/c/418344/ which changed the number of parameters on that function.

I have no idea why it's calling the function with 7 parameters as the above-linked change updates the test code as well...