Build failed. - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/42e7f548d5544893aca1c2bf184a3d2f : RETRY_LIMIT in 3m 17s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/5c71fa3b711a4246808965e2f0b755bc : RETRY_LIMIT in 2m 57s