Build failed. - build-openstack-sphinx-docs http://logs.openstack.org/periodic-stable/git.openstack.org/openstack/oslo.messaging/stable/ocata/build-openstack-sphinx-docs/7af608b/ : RETRY_LIMIT in 2m 10s - openstack-tox-py27 http://logs.openstack.org/periodic-stable/git.openstack.org/openstack/oslo.messaging/stable/ocata/openstack-tox-py27/e2cc3a6/ : SUCCESS in 4m 09s