Build failed. - build-openstack-sphinx-docs https://zuul.opendev.org/t/openstack/build/1d426eabd86e434281a4adc1de22dc5b : RETRY_LIMIT in 3m 45s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/105dec15b267416da43a544a5e24382d : FAILURE in 4m 47s