Build failed. - build-openstack-sphinx-docs https://zuul.opendev.org/t/openstack/build/c0f33d4d330844c2a04ca947bcb7f3be : RETRY_LIMIT in 6m 02s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/67322f6bf8b94a22a2f035715012c3df : FAILURE in 5m 48s