Build failed. - build-openstack-sphinx-docs https://zuul.opendev.org/t/openstack/build/94b034961761477a90269a7f4349ef25 : RETRY_LIMIT in 3m 53s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/2a528239df0b4299b52dd8dc0aacca53 : FAILURE in 4m 18s