Build failed. https://zuul.opendev.org/t/openstack/buildset/78a452a32ec54344adf1ff8c17e82081 - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/eed908f19f5743baa60b5703b9a52c9d : FAILURE in 6m 17s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/252f0ef2bc7246429c271332a8b128a6 : SUCCESS in 5m 00s - openstack-tox-py36 https://zuul.opendev.org/t/openstack/build/a97ddcc4695745b78d72f47d099b51bd : SUCCESS in 5m 24s - openstack-tox-py37 https://zuul.opendev.org/t/openstack/build/99eba7e62b0348249d7d2a1b5b7ef241 : SUCCESS in 6m 16s