Build failed. https://zuul.opendev.org/t/openstack/buildset/2771ab6a2ed44f119215f0b7a1f3976b - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/3194b92822e346f5bc204f1d8b360241 : SUCCESS in 5m 50s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/790c0ab02164495588daf06b71b16170 : FAILURE in 3m 51s - openstack-tox-py36 https://zuul.opendev.org/t/openstack/build/4199a357b9404f18b9626f42eeb136ff : SUCCESS in 4m 20s - openstack-tox-py37 https://zuul.opendev.org/t/openstack/build/a6f0cdd31b324009b327cee4c3998a72 : SUCCESS in 5m 11s