Build failed. https://zuul.opendev.org/t/openstack/buildset/f58a90f6b0814a019cb563ec5fed37b9 - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/dd9b190245fb44038a0a93bdb484000a : SUCCESS in 3m 05s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/c4e36b569a994c37b90346afc23c3e5b : FAILURE in 3m 10s - openstack-tox-py36 https://zuul.opendev.org/t/openstack/build/d8f7926dca664fd4a3b7afef86a2bea7 : SUCCESS in 3m 29s - openstack-tox-py37 https://zuul.opendev.org/t/openstack/build/280d9c403a314a2ea7b9d03a335e23eb : FAILURE in 3m 07s