Build failed. - build-openstack-sphinx-docs http://logs.openstack.org/periodic-stable/git.openstack.org/openstack/vmware-nsx/stable/queens/build-openstack-sphinx-docs/53fb837/ : RETRY_LIMIT in 3m 53s - openstack-tox-py27 http://logs.openstack.org/periodic-stable/git.openstack.org/openstack/vmware-nsx/stable/queens/openstack-tox-py27/73f9c14/ : FAILURE in 4m 19s