base-files:
  Installed: 6.5ubuntu7
  Candidate: 6.5ubuntu7
  Version table:
 *** 6.5ubuntu7 0
        500 http://ppa.launchpad.net/ubuntu-toolchain-r/test/ubuntu/ precise/main amd64 Packages
        100 /var/lib/dpkg/status
     6.5ubuntu6 0
        500 http://us.archive.ubuntu.com/ubuntu/ precise/main amd64 Packages