Build failed. - build-openstack-sphinx-docs https://zuul.opendev.org/t/openstack/build/8e81229b876742d3af464c98531c3164 : RETRY_LIMIT in 4m 07s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/c6c7ce8424884eb2ae4dda648566e2c4 : FAILURE in 4m 35s