Build failed. - build-openstack-sphinx-docs https://zuul.opendev.org/t/openstack/build/2fde8c4549c34c2b8d3a8da72549bb6d : RETRY_LIMIT in 3m 14s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/2fdf236f403b4432be6de2046a3a9d2b : FAILURE in 4m 10s