Build failed. - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/6c2f815806f747a5a2f842b9da80fdc9 : SUCCESS in 8m 58s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/63ff36d7df2643bf993dadf83fb830e6 : FAILURE in 4m 06s - openstack-tox-py36 https://zuul.opendev.org/t/openstack/build/567724fd67434f6da297b0c138c67f41 : SUCCESS in 15m 14s - openstack-tox-py37 https://zuul.opendev.org/t/openstack/build/7a41054dbd884ed9b0d9af1787f5ceb7 : SUCCESS in 14m 47s