multiprocessing.pool.RemoteTraceback: 
"""
Traceback (most recent call last):
  File "/home/clb/buildbot/h12dsi-linux-mint22/emscripten_linux_x64/build/emscripten/main/test/parallel_testsuite.py", line 101, in run_test
    test(result)
    ~~~~^^^^^^^^
  File "/home/clb/.pyenv/versions/3.13.3/lib/python3.13/unittest/case.py", line 707, in __call__
    return self.run(*args, **kwds)
           ~~~~~~~~^^^^^^^^^^^^^^^
  File "/home/clb/buildbot/h12dsi-linux-mint22/emscripten_linux_x64/build/emscripten/main/test/retryable_unittest.py", line 22, in run
    super().run(result)
    ~~~~~~~~~~~^^^^^^^^
  File "/home/clb/.pyenv/versions/3.13.3/lib/python3.13/unittest/case.py", line 677, in run
    result.stopTest(self)
    ~~~~~~~~~~~~~~~^^^^^^
  File "/home/clb/buildbot/h12dsi-linux-mint22/emscripten_linux_x64/build/emscripten/main/test/parallel_testsuite.py", line 339, in stopTest
    del self._original_stdout
        ^^^^^^^^^^^^^^^^^^^^^
AttributeError: 'BufferedParallelTestResult' object has no attribute '_original_stdout'

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/home/clb/.pyenv/versions/3.13.3/lib/python3.13/multiprocessing/pool.py", line 125, in worker
    result = (True, func(*args, **kwds))
                    ~~~~^^^^^^^^^^^^^^^
  File "/home/clb/.pyenv/versions/3.13.3/lib/python3.13/multiprocessing/pool.py", line 51, in starmapstar
    return list(itertools.starmap(args[0], args[1]))
  File "/home/clb/buildbot/h12dsi-linux-mint22/emscripten_linux_x64/build/emscripten/main/test/parallel_testsuite.py", line 109, in run_test
    result.addError(test, e)
    ~~~~~~~~~~~~~~~^^^^^^^^^
  File "/home/clb/buildbot/h12dsi-linux-mint22/emscripten_linux_x64/build/emscripten/main/test/parallel_testsuite.py", line 368, in addError
    super().addError(test, err)
    ~~~~~~~~~~~~~~~~^^^^^^^^^^^
  File "/home/clb/.pyenv/versions/3.13.3/lib/python3.13/unittest/result.py", line 17, in inner
    return method(self, *args, **kw)
  File "/home/clb/.pyenv/versions/3.13.3/lib/python3.13/unittest/result.py", line 116, in addError
    self.errors.append((test, self._exc_info_to_string(err, test)))
                              ~~~~~~~~~~~~~~~~~~~~~~~~^^^^^^^^^^^
  File "/home/clb/.pyenv/versions/3.13.3/lib/python3.13/unittest/result.py", line 187, in _exc_info_to_string
    exctype, value, tb = err
    ^^^^^^^^^^^^^^^^^^
TypeError: cannot unpack non-iterable AttributeError object
"""