TypeError when running unit tests

[2016/07/06 11:44:03.545] [executor:cpp_unit_test] 2016-07-06T15:44:03.545+0000 Starting execution of cpp_unit_tests...

[2016/07/06 11:44:03.552] [executor:cpp_unit_test:job0] 2016-07-06T15:44:03.550+0000 Encountered an error during test execution.

[2016/07/06 11:44:03.552] Traceback (most recent call last):

[2016/07/06 11:44:03.552]   File "/data/mci/46e5c126d08b8e35df665474002928ef/src/buildscripts/resmokelib/testing/job.py", line 39, in __call__

[2016/07/06 11:44:03.552]     self._run(queue, interrupt_flag)

[2016/07/06 11:44:03.552]   File "/data/mci/46e5c126d08b8e35df665474002928ef/src/buildscripts/resmokelib/testing/job.py", line 70, in _run

[2016/07/06 11:44:03.552]     self._execute_test(test)

[2016/07/06 11:44:03.552]   File "/data/mci/46e5c126d08b8e35df665474002928ef/src/buildscripts/resmokelib/testing/job.py", line 82, in _execute_test

[2016/07/06 11:44:03.552]     test.configure(self.fixture, config.NUM_CLIENTS_PER_FIXTURE)

[2016/07/06 11:44:03.552] TypeError: configure() takes exactly 2 arguments (3 given)

[2016/07/06 11:44:03.553] [executor:cpp_unit_test:job1] 2016-07-06T15:44:03.551+0000 Encountered an error during test execution.

[2016/07/06 11:44:03.553] Traceback (most recent call last):

[2016/07/06 11:44:03.553]   File "/data/mci/46e5c126d08b8e35df665474002928ef/src/buildscripts/resmokelib/testing/job.py", line 39, in __call__

[2016/07/06 11:44:03.553]     self._run(queue, interrupt_flag)

[2016/07/06 11:44:03.553]   File "/data/mci/46e5c126d08b8e35df665474002928ef/src/buildscripts/resmokelib/testing/job.py", line 70, in _run

[2016/07/06 11:44:03.553]     self._execute_test(test)

[2016/07/06 11:44:03.553]   File "/data/mci/46e5c126d08b8e35df665474002928ef/src/buildscripts/resmokelib/testing/job.py", line 82, in _execute_test

[2016/07/06 11:44:03.553]     test.configure(self.fixture, config.NUM_CLIENTS_PER_FIXTURE)

[2016/07/06 11:44:03.553] TypeError: configure() takes exactly 2 arguments (3 given)