http://logs.openstack.org/74/334874/7/check/gate-networking-midonet-python27/b6e71e0/testr_results.html.gz

   ERROR [root] Original exception being dropped: ['Traceback (most recent call last):\n', '  File "/tmp/openstack/neutron/neutron/db/l3_db.py", line 683, in _add_interface_by_port\n    return self._validate_router_port_info(context, router, port_id)\n', '  File "/tmp/openstack/neutron/neutron/db/l3_db.py", line 664, in _validate_router_port_info\n    subnets)\n', '  File "/tmp/openstack/neutron/neutron/db/l3_db.py", line 576, in _check_for_dup_router_subnets\n    raise n_exc.BadRequest(resource=\'router\', msg=msg)\n', 'BadRequest: Bad router request: Router already has a port on subnet 876deb79-9cdc-47fe-90aa-d607b400294f.\n']
   ERROR [neutron.api.v2.resource] add_router_interface failed: No details.
Traceback (most recent call last):
  File "/tmp/openstack/neutron/neutron/api/v2/resource.py", line 79, in resource
    result = method(request=request, **args)
  File "/home/jenkins/workspace/gate-networking-midonet-python27/.tox/py27/local/lib/python2.7/site-packages/oslo_db/api.py", line 151, in wrapper
    ectxt.value = e.inner_exc
  File "/home/jenkins/workspace/gate-networking-midonet-python27/.tox/py27/local/lib/python2.7/site-packages/oslo_utils/excutils.py", line 220, in __exit__
    self.force_reraise()
  File "/home/jenkins/workspace/gate-networking-midonet-python27/.tox/py27/local/lib/python2.7/site-packages/oslo_utils/excutils.py", line 196, in force_reraise
    six.reraise(self.type_, self.value, self.tb)
  File "/home/jenkins/workspace/gate-networking-midonet-python27/.tox/py27/local/lib/python2.7/site-packages/oslo_db/api.py", line 139, in wrapper
    return f(*args, **kwargs)
  File "/tmp/openstack/neutron/neutron/api/v2/base.py", line 217, in _handle_action
    ret_value = getattr(self._plugin, name)(*arg_list, **kwargs)
  File "midonet/neutron/plugin_v1.py", line 388, in add_router_interface
    context, router_id, interface_info)
  File "/tmp/openstack/neutron/neutron/db/l3_db.py", line 1707, in add_router_interface
    context, router_id, interface_info)
  File "/tmp/openstack/neutron/neutron/db/l3_db.py", line 763, in add_router_interface
    context, router, interface_info['port_id'], device_owner)
  File "/tmp/openstack/neutron/neutron/db/l3_db.py", line 688, in _add_interface_by_port
    'device_owner': prev_owner}})
  File "/home/jenkins/workspace/gate-networking-midonet-python27/.tox/py27/local/lib/python2.7/site-packages/mock/mock.py", line 1062, in __call__
    return _mock_self._mock_call(*args, **kwargs)
  File "/home/jenkins/workspace/gate-networking-midonet-python27/.tox/py27/local/lib/python2.7/site-packages/mock/mock.py", line 1128, in _mock_call
    ret_val = effect(*args, **kwargs)
  File "midonet/neutron/plugin_v1.py", line 270, in update_port
    context.session.begin(subtransactions=True):
  File "/home/jenkins/workspace/gate-networking-midonet-python27/.tox/py27/local/lib/python2.7/site-packages/sqlalchemy/orm/session.py", line 725, in begin
    nested=nested)
  File "/home/jenkins/workspace/gate-networking-midonet-python27/.tox/py27/local/lib/python2.7/site-packages/sqlalchemy/orm/session.py", line 235, in _begin
    self._assert_active()
  File "/home/jenkins/workspace/gate-networking-midonet-python27/.tox/py27/local/lib/python2.7/site-packages/sqlalchemy/orm/session.py", line 218, in _assert_active
    "This Session's transaction has been rolled back "
InvalidRequestError: This Session's transaction has been rolled back by a nested rollback() call.  To begin a new transaction, issue Session.rollback() first.
}}}

Traceback (most recent call last):
  File "/tmp/openstack/neutron/neutron/tests/unit/extensions/test_l3.py", line 1425, in test_router_add_interface_dup_subnet2_returns_400
    expected_code=exc.HTTPBadRequest.code)
  File "/tmp/openstack/neutron/neutron/tests/unit/extensions/test_l3.py", line 403, in _router_interface_action
    self.assertEqual(expected_code, res.status_int, msg)
  File "/home/jenkins/workspace/gate-networking-midonet-python27/.tox/py27/local/lib/python2.7/site-packages/testtools/testcase.py", line 411, in assertEqual
    self.assertThat(observed, matcher, message)
  File "/home/jenkins/workspace/gate-networking-midonet-python27/.tox/py27/local/lib/python2.7/site-packages/testtools/testcase.py", line 498, in assertThat
    raise mismatch_error
testtools.matchers._impl.MismatchError: 400 != 500