Build failed. - build-openstack-sphinx-docs https://zuul.opendev.org/t/openstack/build/8404a48652a74321b0938ade11b6e31f : RETRY_LIMIT in 4m 52s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/783d39102901450f9cd5478e253bde95 : FAILURE in 4m 45s