Program received signal SIGSEGV, Segmentation fault.
0x00007ffff7b3e00d in debVersioningSystem::CheckDep(char const*, int, char const*) () from /usr/lib/x86_64-linux-gnu/libapt-pkg.so.5.0
(gdb) bt
#0  0x00007ffff7b3e00d in debVersioningSystem::CheckDep(char const*, int, char const*) () from /usr/lib/x86_64-linux-gnu/libapt-pkg.so.5.0
#1  0x00007ffff7b7161b in pkgPackageManager::CheckRConflicts(pkgCache::PkgIterator, pkgCache::DepIterator, char const*) () from /usr/lib/x86_64-linux-gnu/libapt-pkg.so.5.0
#2  0x00007ffff7b71af8 in pkgPackageManager::SmartUnPack(pkgCache::PkgIterator, bool, int) () from /usr/lib/x86_64-linux-gnu/libapt-pkg.so.5.0
#3  0x00007ffff7b74bdd in ?? () from /usr/lib/x86_64-linux-gnu/libapt-pkg.so.5.0
#4  0x00007ffff7b7224b in pkgPackageManager::SmartUnPack(pkgCache::PkgIterator, bool, int) () from /usr/lib/x86_64-linux-gnu/libapt-pkg.so.5.0
#5  0x00007ffff7b7768a in pkgPackageManager::OrderInstall() () from /usr/lib/x86_64-linux-gnu/libapt-pkg.so.5.0
#6  0x00007ffff7b76c11 in pkgPackageManager::DoInstall(APT::Progress::PackageManager*) () from /usr/lib/x86_64-linux-gnu/libapt-pkg.so.5.0
#7  0x00007ffff78353e0 in InstallPackages (Cache=..., ShwKept=ShwKept@entry=true, Ask=Ask@entry=true, Safety=Safety@entry=true)
    at /build/apt-q5cfSh/apt-1.2.7/apt-private/private-install.cc:351
#8  0x00007ffff7858ede in UpgradeHelper (CmdL=..., UpgradeFlags=0) at /build/apt-q5cfSh/apt-1.2.7/apt-private/private-upgrade.cc:31
#9  0x00007ffff7afbc66 in CommandLine::DispatchArg(CommandLine::Dispatch const*, bool) () from /usr/lib/x86_64-linux-gnu/libapt-pkg.so.5.0
#10 0x00007ffff782adf3 in DispatchCommandLine (CmdL=..., Cmds=...) at /build/apt-q5cfSh/apt-1.2.7/apt-private/private-cmndline.cc:511
#11 0x0000555555557b39 in main (argc=<optimized out>, argv=0x7fffffffeb58) at /build/apt-q5cfSh/apt-1.2.7/cmdline/apt-get.cc:446
(gdb)