Build failed. https://zuul.opendev.org/t/openstack/buildset/a23f1599db064fd39f492223a4dce711 - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/b214531072354845a195163dbef5e00d : SUCCESS in 4m 27s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/aebea4ccbaf04fcd9c0c613927fa9d58 : SUCCESS in 5m 22s - openstack-tox-py36 https://zuul.opendev.org/t/openstack/build/98d5d3430e78415a8b15ff7b4169c795 : SUCCESS in 6m 07s - openstack-tox-py37 https://zuul.opendev.org/t/openstack/build/073e207eb3b64f23a992e794daee6dc4 : FAILURE in 3m 52s