Build failed. - build-openstack-sphinx-docs https://zuul.opendev.org/t/openstack/build/7497283ae6984baca757d65243f37440 : RETRY_LIMIT in 4m 41s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/2035fea450fc4e4fbdd43a97a9aa9a14 : FAILURE in 4m 02s