Comment 27 for bug 1735594

xserver-xorg-core:
  Installed: (none)
  Candidate: 2:1.18.4-0ubuntu0.7
  Version table:
     2:1.18.4-0ubuntu0.7 500
        500 http://us.archive.ubuntu.com/ubuntu xenial-updates/main amd64 Packages
        500 http://security.ubuntu.com/ubuntu xenial-security/main amd64 Packages
     2:1.18.4-0ubuntu0.2 0
        100 /var/lib/dpkg/status
     2:1.18.3-1ubuntu2 500
        500 http://us.archive.ubuntu.com/ubuntu xenial/main amd64 Packages