Build failed. https://zuul.opendev.org/t/openstack/buildset/8303b4ff303d44088c7a3b52ef584d71 - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/016ca595709547dbb89b833dc0b717c2 : SUCCESS in 3m 53s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/9df11815a79347e4b464cacbd67e158d : FAILURE in 3m 37s - openstack-tox-py36 https://zuul.opendev.org/t/openstack/build/68c1e14874ad4e1f8f10c3c0189ae402 : SUCCESS in 6m 03s - openstack-tox-py37 https://zuul.opendev.org/t/openstack/build/972b29ddca924061bdf322f4cf801c66 : SUCCESS in 4m 09s