Build failed. - build-openstack-sphinx-docs http://logs.openstack.org/periodic-stable/opendev.org/openstack/oslo.db/stable/ocata/build-openstack-sphinx-docs/e39afa9/html/ : SUCCESS in 5m 12s - openstack-tox-py27 http://logs.openstack.org/periodic-stable/opendev.org/openstack/oslo.db/stable/ocata/openstack-tox-py27/3ea41b8/ : RETRY_LIMIT in 2m 11s