Build failed. - build-openstack-sphinx-docs https://zuul.opendev.org/t/openstack/build/6651c0b6756745c39b016fb909f1aa31 : RETRY_LIMIT in 3m 33s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/f73958ace33e411f8094299a350bb959 : FAILURE in 4m 19s