Build failed. - build-openstack-sphinx-docs https://zuul.opendev.org/t/openstack/build/6d9437a4e5d9488bbf44319af4d1791f : RETRY_LIMIT in 4m 33s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/7d1728a3c4ab48169872c2d39277df17 : FAILURE in 6m 16s