Build failed. https://zuul.opendev.org/t/openstack/buildset/8685a39ad4ae4e20a8867f5d0a0fcb66 - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/deaa7e67d1fc43f495ea38efdf6c8e3d : SUCCESS in 9m 02s - openstack-tox-py36 https://zuul.opendev.org/t/openstack/build/5c595e33a55449f29bc66a2118bf5a8e : SUCCESS in 6m 47s - openstack-tox-py37 https://zuul.opendev.org/t/openstack/build/7775189f0507422a863873656cedcd33 : FAILURE in 6m 13s