Build failed. - build-openstack-sphinx-docs https://zuul.opendev.org/t/openstack/build/5e478f00c1ee4dbda9b96e22ed5b7a2f : RETRY_LIMIT in 3m 28s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/fcee697d58e240ada615acad7e5a3409 : FAILURE in 4m 21s