Build failed. - build-openstack-sphinx-docs https://zuul.opendev.org/t/openstack/build/2794059f7cdc4525ac3c2af6e304ea76 : RETRY_LIMIT in 3m 56s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/3b4a889b7918462fbda9262def53d239 : FAILURE in 6m 01s