Build failed. - build-openstack-sphinx-docs https://zuul.opendev.org/t/openstack/build/bfa3d2fcb76f4633b0d73cfe9d498fdc : RETRY_LIMIT in 3m 27s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/70484c240eb7481a8e3416540bcffaa9 : FAILURE in 4m 40s