The conditional check 'contrail_apt_repo' failed

[sangupta01]

Seeing this error with 3039 docker image with latest ansible codebase. This is for single node installation
This is on ubuntu with ubuntu containers.

TASK [node : Add contrail apt repository] **************************************
task path: /build/sangupta/work/3039/contrail-ansible/playbooks/roles/node/tasks/host/Debian.yml:2
fatal: [10.84.5.42]: FAILED! => {
"failed": true,
"msg": "The conditional check 'contrail_apt_repo' failed. The error was: expected token 'end of statement block', got '//'\n line 1\n\nThe error appears to have been in '/build/sangupta/work/3039/contrail-ansible/playbooks/roles/node/tasks/host/Debian.yml': line 2, column 3, but may\nbe elsewhere in the file depending on the exact syntax problem.\n\nThe offending line appears to be:\n\n---\n- name: Add contrail apt repository\n ^ here\n"
}
to retry, use: --limit @/build/sangupta/work/3039/contrail-ansible/playbooks/site.retry

PLAY RECAP *********************************************************************
10.84.5.42 : ok=31 changed=1 unreachable=0 failed=1