Build failed. - build-openstack-sphinx-docs https://zuul.opendev.org/t/openstack/build/e6b70ead17164a7bb710d7d3b467380d : RETRY_LIMIT in 4m 24s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/1787bdd09f48429c92e07be0996dcad0 : FAILURE in 6m 18s