Build failed. - build-openstack-sphinx-docs https://zuul.opendev.org/t/openstack/build/9be4da01d7cc4f5ea9ed5d6520e1a7ad : RETRY_LIMIT in 3m 31s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/108e43727c324700afe08178ab2865f8 : FAILURE in 4m 08s