Build failed. https://zuul.opendev.org/t/openstack/buildset/039cf5e07d75439bbc81d405b20cf9ef - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/ecb944521ae14e438e7612342b7aa6f4 : SUCCESS in 4m 04s - openstack-tox-py36 https://zuul.opendev.org/t/openstack/build/80a4ee38d7bb46dfb99147495ec28cc7 : FAILURE in 2m 52s - openstack-tox-py37 https://zuul.opendev.org/t/openstack/build/c5db03f1d76442449a50455e28a16e08 : FAILURE in 2m 16s