Build failed. - build-openstack-sphinx-docs https://zuul.opendev.org/t/openstack/build/40dae35a7aef49e192aa44d2d62d95f1 : RETRY_LIMIT in 3m 36s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/28a52a51fb1540f2a11f373c7ecc328f : FAILURE in 4m 47s