Build failed. https://zuul.opendev.org/t/openstack/buildset/611443aaea5443f487d1b28b012d12e8 - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/b596261a9e4b4e34865c2f3a017b1289 : RETRY_LIMIT in 2s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/c2809c2cd493482ab80108dbd5764341 : RETRY_LIMIT in 2s - openstack-tox-py36 https://zuul.opendev.org/t/openstack/build/584dea3ef032434da1e34b4479bd28d5 : SUCCESS in 3m 10s - openstack-tox-py37 https://zuul.opendev.org/t/openstack/build/1b7f5c77389e463388b6f4f86973ee53 : SUCCESS in 3m 23s