Build failed. - build-openstack-sphinx-docs http://logs.openstack.org/periodic-stable/opendev.org/openstack/neutron-vpnaas/stable/queens/build-openstack-sphinx-docs/0d463b3/ : RETRY_LIMIT in 5m 16s - openstack-tox-py27 http://logs.openstack.org/periodic-stable/opendev.org/openstack/neutron-vpnaas/stable/queens/openstack-tox-py27/a263f4d/ : FAILURE in 5m 36s