Package: apt Version: 0.5.4 Severity: wishlist bash-2.05b$ LD_LIBRARY_PATH=build/bin build/bin/apt-get -s upgrade E: Could not open lock file /var/lib/dpkg/lock - open (13 Permission denied) E: Unable to lock the administration directory (/var/lib/dpkg/), are you root? Of course I'm not root. But -s just simulates, and doesn't modify the system, so root isn't required.