Build failed. - build-openstack-sphinx-docs http://logs.openstack.org/periodic-stable/git.openstack.org/openstack/oslo.config/stable/ocata/build-openstack-sphinx-docs/16d632a/ : RETRY_LIMIT in 3m 33s - openstack-tox-py27 http://logs.openstack.org/periodic-stable/git.openstack.org/openstack/oslo.config/stable/ocata/openstack-tox-py27/17f7846/ : SUCCESS in 5m 01s