Comment 4 for bug 1180867

verified in raring.
- launch instance with given user data above
- rm -Rf /var/lib/cloud /var/log/cloud-init.log
- echo "deb http://archive.ubuntu.com/ubuntu raring-proposed main" | sudo tee -a /etc/apt/sources.list
- sudo apt-get install cloud-init
- apt-cache policy cloud-init
cloud-init:
  Installed: 0.7.2-0ubuntu0.13.04.1
  Candidate: 0.7.2-0ubuntu0.13.04.1
  Version table:
 *** 0.7.2-0ubuntu0.13.04.1 0
        500 http://archive.ubuntu.com/ubuntu/ raring-proposed/main amd64 Packages
        100 /var/lib/dpkg/status
     0.7.2~bzr809-0ubuntu1 0
        500 http://archive.ubuntu.com/ubuntu/ raring/main amd64 Packages

sudo reboot

verify on reboot that there is no /run/runcmd.txt
$ ls -l /run/runcmd.txt
ls: cannot access /run/runcmd.txt: No such file or directory