Build failed. - build-openstack-sphinx-docs https://zuul.opendev.org/t/openstack/build/c7731412a70f4067ba7e28eec6b20610 : RETRY_LIMIT in 4m 14s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/829479624b5b4bea9e77cabfa9affa52 : FAILURE in 4m 49s