That text comes from the X/compiz apport hook. The logic to determine this is a bit of a heuristic, and could probably be done in a more reliable way.
** Package changed: apport (Ubuntu) => xdiagnose (Ubuntu) -- You received this bug notification because you are a member of Ubuntu-X, which is subscribed to xdiagnose in Ubuntu. https://bugs.launchpad.net/bugs/1010895 Title: apport says "probably fresh install" when system is fully upgraded To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/xdiagnose/+bug/1010895/+subscriptions _______________________________________________ Mailing list: https://launchpad.net/~ubuntu-x-swat Post to : ubuntu-x-swat@lists.launchpad.net Unsubscribe : https://launchpad.net/~ubuntu-x-swat More help : https://help.launchpad.net/ListHelp