Build failed. - build-openstack-sphinx-docs https://zuul.opendev.org/t/openstack/build/b22d1e4bd0fe449c8f82f2f3f69f0c3b : RETRY_LIMIT in 4m 19s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/16f461ce133141df9c2007d7f7b4243a : FAILURE in 7m 43s