Build failed. - build-openstack-sphinx-docs https://zuul.opendev.org/t/openstack/build/311d6ccd0c0b4b3e94d7dcf32c4b0a4d : RETRY_LIMIT in 3m 48s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/2edc6e75666c43f4949ae6e7965a3eb1 : FAILURE in 3m 38s