Build failed. - build-openstack-sphinx-docs https://zuul.opendev.org/t/openstack/build/e5590ac623da41d38c4e3a3ef38f8469 : RETRY_LIMIT in 2m 32s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/569a44779c22497d8692629b6c76ed73 : FAILURE in 4m 21s