Build failed. - build-openstack-sphinx-docs https://zuul.opendev.org/t/openstack/build/1283aa5f94964c6db2092f3fc3686560 : RETRY_LIMIT in 4m 09s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/ec146469bd4e4b108831f71f1751e1d6 : FAILURE in 3m 33s