[2023/08/29 20:59:19.737] FAILURE: concurrent.futures._base.TimeoutError: Operation timed out after 30.0 seconds ()
[2023/08/29 20:59:19.737] .tox/test-pymongo-latest/lib/python3.7/site-packages/tornado/testing.py:102: in __call__
[2023/08/29 20:59:19.737]     result = self.orig_method(*args, **kwargs)
[2023/08/29 20:59:19.737] .tox/test-pymongo-latest/lib/python3.7/site-packages/tornado/testing.py:663: in post_coroutine
[2023/08/29 20:59:19.737]     functools.partial(coro, self, *args, **kwargs), timeout=timeout
[2023/08/29 20:59:19.737] _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _
[2023/08/29 20:59:19.737] self = <tornado.platform.asyncio.AsyncIOLoop object at 0x7f316d2f59d0>
[2023/08/29 20:59:19.737] func = functools.partial(<function MotorClientExhaustCursorTest.test_exhaust_query_server_error_rs at 0x7f31858eb440>, <test.tornado_tests.test_motor_client.MotorClientExhaustCursorTest testMethod=test_exhaust_query_server_error_rs>)
[2023/08/29 20:59:19.737] timeout = 30.0
[2023/08/29 20:59:19.737]     def run_sync(self, func: Callable, timeout: Optional[float] = None) -> Any:
[2023/08/29 20:59:19.737]         """Starts the `IOLoop`, runs the given function, and stops the loop.
[2023/08/29 20:59:19.737] 
[2023/08/29 20:59:19.737]         The function must return either an awaitable object or
[2023/08/29 20:59:19.737]         ``None``. If the function returns an awaitable object, the
[2023/08/29 20:59:19.737]         `IOLoop` will run until the awaitable is resolved (and
[2023/08/29 20:59:19.737]         `run_sync()` will return the awaitable's result). If it raises
[2023/08/29 20:59:19.737]         an exception, the `IOLoop` will stop and the exception will be
[2023/08/29 20:59:19.737]         re-raised to the caller.
[2023/08/29 20:59:19.737] 
[2023/08/29 20:59:19.737]         The keyword-only argument ``timeout`` may be used to set
[2023/08/29 20:59:19.737]         a maximum duration for the function.  If the timeout expires,
[2023/08/29 20:59:19.737]         a `asyncio.TimeoutError` is raised.
[2023/08/29 20:59:19.737] 
[2023/08/29 20:59:19.737]         This method is useful to allow asynchronous calls in a
[2023/08/29 20:59:19.737]         ``main()`` function::
[2023/08/29 20:59:19.737] 
[2023/08/29 20:59:19.737]             async def main():
[2023/08/29 20:59:19.737]                 # do stuff...
[2023/08/29 20:59:19.737] 
[2023/08/29 20:59:19.737]             if __name__ == '__main__':
[2023/08/29 20:59:19.737]                 IOLoop.current().run_sync(main)
[2023/08/29 20:59:19.737] 
[2023/08/29 20:59:19.737]         .. versionchanged:: 4.3
[2023/08/29 20:59:19.737]            Returning a non-``None``, non-awaitable value is now an error.
[2023/08/29 20:59:19.737] 
[2023/08/29 20:59:19.737]         .. versionchanged:: 5.0
[2023/08/29 20:59:19.737]            If a timeout occurs, the ``func`` coroutine will be cancelled.
[2023/08/29 20:59:19.737] 
[2023/08/29 20:59:19.737]         .. versionchanged:: 6.2
[2023/08/29 20:59:19.737]            ``tornado.util.TimeoutError`` is now an alias to ``asyncio.TimeoutError``.
[2023/08/29 20:59:19.737]         """
[2023/08/29 20:59:19.737]         future_cell = [None]  # type: List[Optional[Future]]
[2023/08/29 20:59:19.737] 
[2023/08/29 20:59:19.737]         def run() -> None:
[2023/08/29 20:59:19.737]             try:
[2023/08/29 20:59:19.737]                 result = func()
[2023/08/29 20:59:19.737]                 if result is not None:
[2023/08/29 20:59:19.737]                     from tornado.gen import convert_yielded
[2023/08/29 20:59:19.737] 
[2023/08/29 20:59:19.737]                     result = convert_yielded(result)
[2023/08/29 20:59:19.737]             except Exception:
[2023/08/29 20:59:19.737]                 fut = Future()  # type: Future[Any]
[2023/08/29 20:59:19.737]                 future_cell[0] = fut
[2023/08/29 20:59:19.737]                 future_set_exc_info(fut, sys.exc_info())
[2023/08/29 20:59:19.737]             else:
[2023/08/29 20:59:19.737]                 if is_future(result):
[2023/08/29 20:59:19.737]                     future_cell[0] = result
[2023/08/29 20:59:19.737]                 else:
[2023/08/29 20:59:19.737]                     fut = Future()
[2023/08/29 20:59:19.737]                     future_cell[0] = fut
[2023/08/29 20:59:19.737]                     fut.set_result(result)
[2023/08/29 20:59:19.737]             assert future_cell[0] is not None
[2023/08/29 20:59:19.737]             self.add_future(future_cell[0], lambda future: self.stop())
[2023/08/29 20:59:19.737] 
[2023/08/29 20:59:19.737]         self.add_callback(run)
[2023/08/29 20:59:19.737]         if timeout is not None:
[2023/08/29 20:59:19.737] 
[2023/08/29 20:59:19.737]             def timeout_callback() -> None:
[2023/08/29 20:59:19.737]                 # If we can cancel the future, do so and wait on it. If not,
[2023/08/29 20:59:19.737]                 # Just stop the loop and return with the task still pending.
[2023/08/29 20:59:19.737]                 # (If we neither cancel nor wait for the task, a warning
[2023/08/29 20:59:19.737]                 # will be logged).
[2023/08/29 20:59:19.737]                 assert future_cell[0] is not None
[2023/08/29 20:59:19.737]                 if not future_cell[0].cancel():
[2023/08/29 20:59:19.737]                     self.stop()
[2023/08/29 20:59:19.737] 
[2023/08/29 20:59:19.737]             timeout_handle = self.add_timeout(self.time() + timeout, timeout_callback)
[2023/08/29 20:59:19.737]         self.start()
[2023/08/29 20:59:19.737]         if timeout is not None:
[2023/08/29 20:59:19.737]             self.remove_timeout(timeout_handle)
[2023/08/29 20:59:19.737]         assert future_cell[0] is not None
[2023/08/29 20:59:19.737]         if future_cell[0].cancelled() or not future_cell[0].done():
[2023/08/29 20:59:19.737] >           raise TimeoutError("Operation timed out after %s seconds" % timeout)
[2023/08/29 20:59:19.737] E           concurrent.futures._base.TimeoutError: Operation timed out after 30.0 seconds
[2023/08/29 20:59:19.737] .tox/test-pymongo-latest/lib/python3.7/site-packages/tornado/ioloop.py:528: TimeoutError

 [2023/08/29 20:59:19.786] FAILURE: concurrent.futures._base.TimeoutError: Operation timed out after 30.0 seconds ()
 [2023/08/29 20:59:19.786] .tox/test-pymongo-latest/lib/python3.7/site-packages/tornado/testing.py:102: in __call__
 [2023/08/29 20:59:19.786]     result = self.orig_method(*args, **kwargs)
 [2023/08/29 20:59:19.786] .tox/test-pymongo-latest/lib/python3.7/site-packages/tornado/testing.py:663: in post_coroutine
 [2023/08/29 20:59:19.786]     functools.partial(coro, self, *args, **kwargs), timeout=timeout
 [2023/08/29 20:59:19.786] _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _
 [2023/08/29 20:59:19.786] self = <tornado.platform.asyncio.AsyncIOLoop object at 0x7f31840d8450>
 [2023/08/29 20:59:19.786] func = functools.partial(<function MotorClientExhaustCursorTest.test_exhaust_query_server_error_standalone at 0x7f31858eb290>...st.tornado_tests.test_motor_client.MotorClientExhaustCursorTest testMethod=test_exhaust_query_server_error_standalone>)
 [2023/08/29 20:59:19.786] timeout = 30.0
 [2023/08/29 20:59:19.786]     def run_sync(self, func: Callable, timeout: Optional[float] = None) -> Any:
 [2023/08/29 20:59:19.786]         """Starts the `IOLoop`, runs the given function, and stops the loop.
 [2023/08/29 20:59:19.786] 
 [2023/08/29 20:59:19.786]         The function must return either an awaitable object or
 [2023/08/29 20:59:19.786]         ``None``. If the function returns an awaitable object, the
 [2023/08/29 20:59:19.786]         `IOLoop` will run until the awaitable is resolved (and
 [2023/08/29 20:59:19.786]         `run_sync()` will return the awaitable's result). If it raises
 [2023/08/29 20:59:19.786]         an exception, the `IOLoop` will stop and the exception will be
 [2023/08/29 20:59:19.786]         re-raised to the caller.
 [2023/08/29 20:59:19.786] 
 [2023/08/29 20:59:19.786]         The keyword-only argument ``timeout`` may be used to set
 [2023/08/29 20:59:19.786]         a maximum duration for the function.  If the timeout expires,
 [2023/08/29 20:59:19.786]         a `asyncio.TimeoutError` is raised.
 [2023/08/29 20:59:19.786] 
 [2023/08/29 20:59:19.786]         This method is useful to allow asynchronous calls in a
 [2023/08/29 20:59:19.786]         ``main()`` function::
 [2023/08/29 20:59:19.786] 
 [2023/08/29 20:59:19.786]             async def main():
 [2023/08/29 20:59:19.786]                 # do stuff...
 [2023/08/29 20:59:19.786] 
 [2023/08/29 20:59:19.786]             if __name__ == '__main__':
 [2023/08/29 20:59:19.786]                 IOLoop.current().run_sync(main)
 [2023/08/29 20:59:19.786] 
 [2023/08/29 20:59:19.786]         .. versionchanged:: 4.3
 [2023/08/29 20:59:19.786]            Returning a non-``None``, non-awaitable value is now an error.
 [2023/08/29 20:59:19.786] 
 [2023/08/29 20:59:19.786]         .. versionchanged:: 5.0
 [2023/08/29 20:59:19.786]            If a timeout occurs, the ``func`` coroutine will be cancelled.
 [2023/08/29 20:59:19.786] 
 [2023/08/29 20:59:19.786]         .. versionchanged:: 6.2
 [2023/08/29 20:59:19.786]            ``tornado.util.TimeoutError`` is now an alias to ``asyncio.TimeoutError``.
 [2023/08/29 20:59:19.786]         """
 [2023/08/29 20:59:19.786]         future_cell = [None]  # type: List[Optional[Future]]
 [2023/08/29 20:59:19.786] 
 [2023/08/29 20:59:19.786]         def run() -> None:
 [2023/08/29 20:59:19.786]             try:
 [2023/08/29 20:59:19.786]                 result = func()
 [2023/08/29 20:59:19.786]                 if result is not None:
 [2023/08/29 20:59:19.786]                     from tornado.gen import convert_yielded
 [2023/08/29 20:59:19.786] 
 [2023/08/29 20:59:19.786]                     result = convert_yielded(result)
 [2023/08/29 20:59:19.786]             except Exception:
 [2023/08/29 20:59:19.786]                 fut = Future()  # type: Future[Any]
 [2023/08/29 20:59:19.786]                 future_cell[0] = fut
 [2023/08/29 20:59:19.786]                 future_set_exc_info(fut, sys.exc_info())
 [2023/08/29 20:59:19.786]             else:
 [2023/08/29 20:59:19.786]                 if is_future(result):
 [2023/08/29 20:59:19.786]                     future_cell[0] = result
 [2023/08/29 20:59:19.786]                 else:
 [2023/08/29 20:59:19.786]                     fut = Future()
 [2023/08/29 20:59:19.786]                     future_cell[0] = fut
 [2023/08/29 20:59:19.786]                     fut.set_result(result)
 [2023/08/29 20:59:19.786]             assert future_cell[0] is not None
 [2023/08/29 20:59:19.786]             self.add_future(future_cell[0], lambda future: self.stop())
 [2023/08/29 20:59:19.786] 
 [2023/08/29 20:59:19.786]         self.add_callback(run)
 [2023/08/29 20:59:19.786]         if timeout is not None:
 [2023/08/29 20:59:19.786] 
 [2023/08/29 20:59:19.786]             def timeout_callback() -> None:
 [2023/08/29 20:59:19.786]                 # If we can cancel the future, do so and wait on it. If not,
 [2023/08/29 20:59:19.786]                 # Just stop the loop and return with the task still pending.
 [2023/08/29 20:59:19.786]                 # (If we neither cancel nor wait for the task, a warning
 [2023/08/29 20:59:19.786]                 # will be logged).
 [2023/08/29 20:59:19.786]                 assert future_cell[0] is not None
 [2023/08/29 20:59:19.786]                 if not future_cell[0].cancel():
 [2023/08/29 20:59:19.786]                     self.stop()
 [2023/08/29 20:59:19.786] 
 [2023/08/29 20:59:19.786]             timeout_handle = self.add_timeout(self.time() + timeout, timeout_callback)
 [2023/08/29 20:59:19.786]         self.start()
 [2023/08/29 20:59:19.786]         if timeout is not None:
 [2023/08/29 20:59:19.786]             self.remove_timeout(timeout_handle)
 [2023/08/29 20:59:19.786]         assert future_cell[0] is not None
 [2023/08/29 20:59:19.786]         if future_cell[0].cancelled() or not future_cell[0].done():
 [2023/08/29 20:59:19.786] >           raise TimeoutError("Operation timed out after %s seconds" % timeout)
 [2023/08/29 20:59:19.786] E           concurrent.futures._base.TimeoutError: Operation timed out after 30.0 seconds
 [2023/08/29 20:59:19.786] .tox/test-pymongo-latest/lib/python3.7/site-packages/tornado/ioloop.py:528: TimeoutError