Build failed. - build-openstack-sphinx-docs http://logs.openstack.org/periodic-stable/git.openstack.org/openstack/oslo.log/stable/ocata/build-openstack-sphinx-docs/c065887/ : RETRY_LIMIT in 3m 37s - openstack-tox-py27 http://logs.openstack.org/periodic-stable/git.openstack.org/openstack/oslo.log/stable/ocata/openstack-tox-py27/329c132/ : SUCCESS in 5m 11s