Build failed. - build-openstack-sphinx-docs http://logs.openstack.org/periodic-stable/git.openstack.org/openstack/oslo.db/stable/queens/build-openstack-sphinx-docs/3265adc/ : RETRY_LIMIT in 3m 33s - openstack-tox-py27 http://logs.openstack.org/periodic-stable/git.openstack.org/openstack/oslo.db/stable/queens/openstack-tox-py27/a1e26d1/ : SUCCESS in 5m 19s