Build failed. - build-openstack-sphinx-docs https://zuul.opendev.org/t/openstack/build/120d398e064f4a338ff8c76e4557483a : RETRY_LIMIT in 3m 44s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/2622192382f64caab98d812928c9b11b : FAILURE in 4m 51s