Build failed. https://zuul.opendev.org/t/openstack/buildset/346ba22d316d4524bfebb2a735bfd453 - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/32cbe68f28ec421b9fbd106333764909 : SUCCESS in 3m 27s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/94ca35ebbe3c43dab61b01bd04ac372c : SUCCESS in 3m 48s - openstack-tox-py36 https://zuul.opendev.org/t/openstack/build/b95894121f3c49b4a7bd406f7fea04af : SUCCESS in 4m 29s - openstack-tox-py37 https://zuul.opendev.org/t/openstack/build/9ac93289b8f64a13b99b0a3133bb6544 : FAILURE in 4m 16s