Build failed. - build-openstack-sphinx-docs http://logs.openstack.org/periodic-stable/git.openstack.org/openstack/neutron-vpnaas/stable/ocata/build-openstack-sphinx-docs/78185ac/ : RETRY_LIMIT in 4m 15s - openstack-tox-py27 http://logs.openstack.org/periodic-stable/git.openstack.org/openstack/neutron-vpnaas/stable/ocata/openstack-tox-py27/3121f8f/ : SUCCESS in 6m 55s