Build failed. - build-openstack-sphinx-docs http://logs.openstack.org/periodic-stable/git.openstack.org/openstack/oslo.db/stable/queens/build-openstack-sphinx-docs/467c523/ : RETRY_LIMIT in 3m 20s - openstack-tox-py27 http://logs.openstack.org/periodic-stable/git.openstack.org/openstack/oslo.db/stable/queens/openstack-tox-py27/efe7629/ : SUCCESS in 4m 36s