[2017/01/19 16:20:47.402] ERROR [30.326s]: test_ipv6 (test_client.TestClient)
 [2017/01/19 16:20:47.402] ----------------------------------------------------------------------
 [2017/01/19 16:20:47.403] Traceback (most recent call last):
 [2017/01/19 16:20:47.403]   File "/data/mci/c2b4a77bc7d2832e6efa06eb087b6fbd/src/test/__init__.py", line 324, in wrap
 [2017/01/19 16:20:47.403]     return f(*args, **kwargs)
 [2017/01/19 16:20:47.403]   File "/data/mci/c2b4a77bc7d2832e6efa06eb087b6fbd/src/test/test_client.py", line 751, in test_ipv6
 [2017/01/19 16:20:47.403]     client.pymongo_test.test.insert_one({"dummy": u"object"})
 [2017/01/19 16:20:47.403]   File "/data/mci/c2b4a77bc7d2832e6efa06eb087b6fbd/src/pymongo/collection.py", line 654, in insert_one
 [2017/01/19 16:20:47.403]     with self._socket_for_writes() as sock_info:
 [2017/01/19 16:20:47.403]   File "/usr/lib/python2.7/contextlib.py", line 17, in __enter__
 [2017/01/19 16:20:47.403]     return self.gen.next()
 [2017/01/19 16:20:47.403]   File "/data/mci/c2b4a77bc7d2832e6efa06eb087b6fbd/src/pymongo/mongo_client.py", line 823, in _get_socket
 [2017/01/19 16:20:47.403]     server = self._get_topology().select_server(selector)
 [2017/01/19 16:20:47.403]   File "/data/mci/c2b4a77bc7d2832e6efa06eb087b6fbd/src/pymongo/topology.py", line 214, in select_server
 [2017/01/19 16:20:47.403]     address))
 [2017/01/19 16:20:47.403]   File "/data/mci/c2b4a77bc7d2832e6efa06eb087b6fbd/src/pymongo/topology.py", line 189, in select_servers
 [2017/01/19 16:20:47.403]     self._error_message(selector))
 [2017/01/19 16:20:47.403] ServerSelectionTimeoutError: hostname u'::1' doesn't match either of 'localhost', '127.0.0.1'

 [2017/01/31 23:12:30.807] ======================================================================
 [2017/01/31 23:12:30.809] FAIL [10.027s]: test_ipv6 (test_replica_set_client.TestReplicaSetClient)
 [2017/01/31 23:12:30.809] ----------------------------------------------------------------------
 [2017/01/31 23:12:30.809] Traceback (most recent call last):
 [2017/01/31 23:12:30.809]   File "/data/mci/e22e7aeb414ca6441b499e0136153850/src/test/__init__.py", line 332, in wrap
 [2017/01/31 23:12:30.809]     return f(*args, **kwargs)
 [2017/01/31 23:12:30.809]   File "/data/mci/e22e7aeb414ca6441b499e0136153850/src/test/test_replica_set_client.py", line 224, in test_ipv6
 [2017/01/31 23:12:30.809]     wait_until(lambda: c.primary == self.primary, msg)
 [2017/01/31 23:12:30.809]   File "/data/mci/e22e7aeb414ca6441b499e0136153850/src/test/utils.py", line 305, in wait_until
 [2017/01/31 23:12:30.809]     raise AssertionError("Didn't ever %s" % success_description)
 [2017/01/31 23:12:30.809] AssertionError: Didn't ever discovered primary with IPv4 address "(u'localhost', 27017)"