Build failed. - build-openstack-sphinx-docs https://zuul.opendev.org/t/openstack/build/bc5f8db90197408e90f98ae5b7f7b656 : RETRY_LIMIT in 3m 50s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/c2c8667e61cf4bf3a20863dd7df280ce : FAILURE in 4m 52s