Build failed. https://zuul.opendev.org/t/openstack/buildset/77ac65e1f1b24ab199f2c6e3ee085917 - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/4f6daab54681474da9e5d20aca5da187 : SUCCESS in 3m 30s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/cd3fb6919aa04ac78c5121bf3284a0f2 : SUCCESS in 3m 17s - openstack-tox-py36 https://zuul.opendev.org/t/openstack/build/981daa35dcf04e76a9f028a80671d1be : SUCCESS in 3m 24s - openstack-tox-py37 https://zuul.opendev.org/t/openstack/build/6e62106ef06e431fa99524f30a43183c : FAILURE in 2m 46s