Build failed. - build-openstack-sphinx-docs http://logs.openstack.org/periodic-stable/git.openstack.org/openstack/oslo.db/stable/queens/build-openstack-sphinx-docs/35b044e/ : RETRY_LIMIT in 4m 20s - openstack-tox-py27 http://logs.openstack.org/periodic-stable/git.openstack.org/openstack/oslo.db/stable/queens/openstack-tox-py27/e5b6c46/ : SUCCESS in 6m 34s