Build failed. - build-openstack-sphinx-docs https://zuul.opendev.org/t/openstack/build/4ff1d2c5c76941c39396f71809dbe5f5 : RETRY_LIMIT in 4m 51s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/f39bca46a882460daf68eecff322fde9 : FAILURE in 7m 22s