Build failed. https://zuul.opendev.org/t/openstack/buildset/a37a3faa01134da9980981de91f59242 - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/8c3bf5c8259d44bc981f7f8ad1c9cc17 : SUCCESS in 3m 06s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/20e41ed2751c44439200903de71a9a6e : FAILURE in 2m 50s - openstack-tox-py36 https://zuul.opendev.org/t/openstack/build/47c6738abb29475fba6ab3bafc9260ac : SUCCESS in 3m 16s - openstack-tox-py37 https://zuul.opendev.org/t/openstack/build/e3fdb760b6ae4e0d8b4d1b13634d24d4 : SUCCESS in 3m 49s