Build failed. - build-openstack-sphinx-docs https://zuul.opendev.org/t/openstack/build/302fa0c8fb9c476fa61b2a9136df7128 : RETRY_LIMIT in 6m 37s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/d0fc386f969f4cb8af5c9d1d306e4566 : FAILURE in 3m 49s