Build failed. - build-openstack-sphinx-docs https://zuul.opendev.org/t/openstack/build/3a646da2ee034f99a7ecd616ce9ccd6e : RETRY_LIMIT in 2m 47s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/8b8573dec283471ba3046e41990e9c3b : FAILURE in 4m 20s