Build failed. - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/26a857b60a6b456583d188f281582c8a : SUCCESS in 4m 35s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/d4ae3c57306f4a2482863410fc65eccb : FAILURE in 5m 22s - openstack-tox-py36 https://zuul.opendev.org/t/openstack/build/6aadbec52859401d842c73e81312b858 : SUCCESS in 5m 32s - openstack-tox-py37 https://zuul.opendev.org/t/openstack/build/985e64e54b6647c787eb6b7bba2735e1 : SUCCESS in 5m 07s