Build failed. - build-openstack-sphinx-docs https://zuul.opendev.org/t/openstack/build/d43e3412c7304ac2b1c881e5bbaa115e : RETRY_LIMIT in 4m 08s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/16a99e02716840729929dec85d13c911 : FAILURE in 7m 08s