Build failed. https://zuul.opendev.org/t/openstack/buildset/f5fd3118c8864f81add909eeaf299284 - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/78d4ea4001a241389b5ce39d309fd63c : SUCCESS in 4m 26s - openstack-tox-py36 https://zuul.opendev.org/t/openstack/build/3230029fb3294745b5c1f73e06da0238 : SUCCESS in 4m 02s - openstack-tox-py37 https://zuul.opendev.org/t/openstack/build/1a1527ba658745b480228598cf4df819 : FAILURE in 4m 08s