Build failed. - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/f9e4dcc32a8144a2b270316a3d8d38ad : SUCCESS in 3m 38s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/ae91c592028f4c5a933311c106367ed5 : FAILURE in 3m 00s - openstack-tox-py36 https://zuul.opendev.org/t/openstack/build/2845346ded54446e83fdea47668c4134 : SUCCESS in 3m 34s - openstack-tox-py37 https://zuul.opendev.org/t/openstack/build/7ee22305df424f0abc8d795edd636c3f : SUCCESS in 4m 15s