Build failed. - build-openstack-sphinx-docs https://zuul.opendev.org/t/openstack/build/e7cad3b67cf3441da9229bf6f362c5e7 : RETRY_LIMIT in 4m 21s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/777903655a1043df99f61f208968fabc : FAILURE in 4m 19s