Build failed. - build-openstack-sphinx-docs https://zuul.opendev.org/t/openstack/build/face07b5f77343b7bf4b1fedcbb78962 : RETRY_LIMIT in 3m 46s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/0925d7e2f04f46d9b9e314c780344a30 : FAILURE in 4m 16s