Build failed. - build-openstack-sphinx-docs http://logs.openstack.org/periodic-stable/git.openstack.org/openstack/neutron-vpnaas/stable/queens/build-openstack-sphinx-docs/8fee259/ : RETRY_LIMIT in 6m 37s - openstack-tox-py27 http://logs.openstack.org/periodic-stable/git.openstack.org/openstack/neutron-vpnaas/stable/queens/openstack-tox-py27/f7fe167/ : SUCCESS in 6m 52s