Build failed. - build-openstack-sphinx-docs https://zuul.opendev.org/t/openstack/build/f3babf69a7654ac296db37efabffaa96 : RETRY_LIMIT in 6m 15s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/c6c77d8732ac4800a6d5e69856614d0c : FAILURE in 9m 45s