.
Thread 1 (process 14124):
#0  0xb7e89844 in pkgRecords::Lookup ()
   from /usr/lib/libapt-pkg-libc6.7-6.so.4.6
#1  0xb7eb2105 in pkgAcqArchive::pkgAcqArchive ()
   from /usr/lib/libapt-pkg-libc6.7-6.so.4.6
#2  0xb7e8914b in pkgPackageManager::GetArchives ()
   from /usr/lib/libapt-pkg-libc6.7-6.so.4.6
#3  0x080b24f0 in ?? ()
#4  0x08097031 in ?? ()
#5  0x08098254 in ?? ()
#6  0x08087e49 in ?? ()
#7  0xb77fd2bf in g_cclosure_marshal_VOID__VOID ()
   from /usr/lib/libgobject-2.0.so.0
#8  0xb77ef789 in g_closure_invoke () from /usr/lib/libgobject-2.0.so.0
#9  0xb7805525 in ?? () from /usr/lib/libgobject-2.0.so.0
#10 0x0831ea50 in ?? ()
#11 0x00000000 in ?? ()