Build failed. - build-openstack-sphinx-docs https://zuul.opendev.org/t/openstack/build/2b7e5d69de384e5392f7cb22c87562fa : RETRY_LIMIT in 4m 24s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/e2c50617090c416f8ac4e723e5f43d3d : FAILURE in 2m 48s