Build failed. - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/77bcb4ff489e47719365b7ebe089c580 : NODE_FAILURE in 0s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/2184994a0a1b42e08c689012d5eca452 : NODE_FAILURE in 0s