I too am now affected by this bug, 5 lines before the Checking for unattended-upgrades it says stopping bootlogd and then the line right before the upgrades line is stopping bluetooth. So it will not be logged.
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/434835 Title: unattended-upgrades hangs system on shutdown -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs