.
Thread 1 (process 14136):
#0  0x003ce924 in pkgCache::FindPkg (this=0xbfbc1364, Name=@0xbfbc0878)
    at pkgcache.cc:189
	Pkg = (pkgCache::Package *) 0xb6a52898
#1  0x003fdabf in pkgCacheGenerator::NewPackage (this=0xbfbc12f8, 
    Pkg=@0xbfbc0834, Name=@0xbfbc0878) at pkgcachegen.cc:331
	Package = <value optimized out>
	Hash = 3216771192
#2  0x003fe7e3 in pkgCacheGenerator::MergeList (this=0xbfbc12f8, 
    List=@0xbfbc0928, OutVer=0x0) at pkgcachegen.cc:116
	PackageName = {static npos = 4294967295, 
  _M_dataplus = {<std::allocator<char>> = {<__gnu_cxx::new_allocator<char>> = {<No data fields>}, <No data fields>}, 
    _M_p = 0x97732f4 "xserver-xorg-input-vmmouse"}}
	Ver = {Ver = 0x19, Owner = 0x459ff4}
	LastVer = (map_ptrloc *) 0x544ff4
	Pkg = {Pkg = 0x0, Owner = 0x0, HashIndex = 0}
	Version = {static npos = 4294967295, 
  _M_dataplus = {<std::allocator<char>> = {<__gnu_cxx::new_allocator<char>> = {<No data fields>}, <No data fields>}, _M_p = 0xb5ea6544 ";¬Ã"}}
	Res = -1242929852
	Desc = {Desc = 0x10, Owner = 0x3cc02b}
	LastDesc = <value optimized out>
	Counter = 0
#3  0x0043637f in debStatusIndex::Merge (this=0x9868ad0, Gen=@0xbfbc12f8, 
    Prog=@0xbfbc14f0) at deb/debindexfile.cc:526
	Pkg = {_vptr.FileFd = 0x459028, iFd = 4, Flags = 1, FileName = {
    static npos = 4294967295, 
    _M_dataplus = {<std::allocator<char>> = {<__gnu_cxx::new_allocator<char>> = {<No data fields>}, <No data fields>}, 
      _M_p = 0x98687d4 "/var/lib/dpkg/status"}}}
	Parser = {<pkgCacheGenerator::ListParser> = {
    _vptr.ListParser = 0x459788, Owner = 0xbfbc12f8, OldDepVer = {Ver = 0x0, 
      Owner = 0x0}, OldDepLast = 0x0, FoundFileDeps = false}, Tags = {
    Fd = @0xbfbc11cc, 
    Buffer = 0x986a990 "Package: xserver-xorg-input-vmmouse\nStatus: install ok installed\nPriority: optional\nSection: x11\nInstalled-Size: 148\nMaintainer: Ubuntu X-SWAT <ubuntu-x@lists.ubuntu.com>\nArchitecture: i386\nVersion: 1"..., Start = 0x986ae80 "Package: libexempi3\nStatus: install ok installed\nPriority: optional\nSection: libs\nInstalled-Size: 1004\nMaintainer: Ubuntu Developers <ubuntu-devel-discuss@lists.ubuntu.com>\nArchitecture: i386\nSource: "..., 
    End = 0x9872990 "", Done = false, iOffset = 1264, Size = 32768}, 
  Section = {_vptr.pkgTagSection = 0x459158, 
    Section = 0x986a990 "Package: xserver-xorg-input-vmmouse\nStatus: install ok installed\nPriority: optional\nSection: x11\nInstalled-Size: 148\nMaintainer: Ubuntu X-SWAT <ubuntu-x@lists.ubuntu.com>\nArchitecture: i386\nVersion: 1"..., Indexes = {0, 36, 65, 84, 97, 117, 171, 190, 217, 276, 307, 389, 1192, 1262, 
      0 <repeats 242 times>}, AlphaIndexes = {0, 0, 0, 0, 4, 7, 
      0 <repeats 15 times>, 3, 0 <repeats 34 times>, 13, 
      0 <repeats 36 times>, 9, 0 <repeats 13 times>, 11, 8, 0, 0, 0, 0, 0, 0, 
      0, 12, 0 <repeats 12 times>, 10, 0, 0, 0, 0, 0, 1, 
      0 <repeats 120 times>}, TagCount = 13, 
    Stop = 0x986ae7f "\nPackage: libexempi3\nStatus: install ok installed\nPriority: optional\nSection: libs\nInstalled-Size: 1004\nMaintainer: Ubuntu Developers <ubuntu-devel-discuss@lists.ubuntu.com>\nArchitecture: i386\nSource:"...}, iOffset = 0, Arch = {static npos = 4294967295, 
    _M_dataplus = {<std::allocator<char>> = {<__gnu_cxx::new_allocator<char>> = {<No data fields>}, <No data fields>}, _M_p = 0x984fbfc "i386"}}}
	St = {st_dev = 2053, __pad1 = 0, st_ino = 3981355, st_mode = 33188, 
  st_nlink = 1, st_uid = 0, st_gid = 0, st_rdev = 0, __pad2 = 0, 
  st_size = 1862808, st_blksize = 4096, st_blocks = 3648, st_atim = {
    tv_sec = 1257044358, tv_nsec = 0}, st_mtim = {tv_sec = 1257044338, 
    tv_nsec = 0}, st_ctim = {tv_sec = 1257044338, tv_nsec = 0}, 
  __unused4 = 0, __unused5 = 0}
#4  0x003fe12b in BuildCache (Gen=<value optimized out>, 
    Progress=<value optimized out>, CurrentSize=@0xbfbc13d4, 
    TotalSize=1862808, Start={_M_current = 0x9868f24}, End=
      {_M_current = 0x9868f28}) at pkgcachegen.cc:766
	Size = 1862808
#5  0x00401469 in pkgMakeStatusCache (List=@0xbfbc1454, Progress=@0xbfbc14f0, 
    OutMap=0x97937d0, AllowMem=true) at pkgcachegen.cc:880
	SCacheF = {_vptr.FileFd = 0x459028, iFd = 3, Flags = 1, FileName = {
    static npos = 4294967295, 
    _M_dataplus = {<std::allocator<char>> = {<__gnu_cxx::new_allocator<char>> = {<No data fields>}, <No data fields>}, 
      _M_p = 0x9868fe4 "/var/cache/apt/srcpkgcache.bin"}}}
	alloc = <value optimized out>
	Gen = {UniqHash = {0xb5eab5a0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 
    0x0, 0x0, 0x0, 0xb5eab5b0, 0x0 <repeats 13 times>, 0xb5eab5a8}, 
  Map = @0x9868a90, Cache = {_vptr.pkgCache = 0x459040, CacheFile = {
      static npos = 4294967295, 
      _M_dataplus = {<std::allocator<char>> = {<__gnu_cxx::new_allocator<char>> = {<No data fields>}, <No data fields>}, _M_p = 0x54773c ""}}, 
    Map = @0x9868a90, HeaderP = 0xb5ea4000, PkgP = 0xb5ea4000, 
    VerFileP = 0xb5ea4000, DescFileP = 0xb5ea4000, PkgFileP = 0xb5ea4000, 
    VerP = 0xb5ea4000, DescP = 0xb5ea4000, ProvideP = 0xb5ea4000, 
    DepP = 0xb5ea4000, StringItemP = 0xb5ea4000, 
    StrP = 0xb5ea4000 "Üvþ\230\b", VS = 0x45a804}, Progress = 0xbfbc14f0, 
  PkgFileName = {static npos = 4294967295, 
    _M_dataplus = {<std::allocator<char>> = {<__gnu_cxx::new_allocator<char>> = {<No data fields>}, <No data fields>}, 
      _M_p = 0x98687d4 "/var/lib/dpkg/status"}}, CurrentFile = 0xb5ea6544, 
  FoundFileDeps = false}
	Files = {<std::_Vector_base<pkgIndexFile*, std::allocator<pkgIndexFile*> >> = {
    _M_impl = {<std::allocator<pkgIndexFile*>> = {<__gnu_cxx::new_allocator<pkgIndexFile*>> = {<No data fields>}, <No data fields>}, _M_start = 0x9868e88, 
      _M_finish = 0x9868f28, 
      _M_end_of_storage = 0x9868f88}}, <No data fields>}
	SrcCacheFile = {static npos = 4294967295, 
  _M_dataplus = {<std::allocator<char>> = {<__gnu_cxx::new_allocator<char>> = {<No data fields>}, <No data fields>}, 
    _M_p = 0x9868fe4 "/var/cache/apt/srcpkgcache.bin"}}
	Writeable = false
	TotalSize = 1862808
	CacheFile = {static npos = 4294967295, 
  _M_dataplus = {<std::allocator<char>> = {<__gnu_cxx::new_allocator<char>> = {<No data fields>}, <No data fields>}, _M_p = 0x54773c ""}}
	Map = {Ptr = 0x9868a90}
	CurrentSize = 1862808
#6  0x003f6ea6 in pkgCacheFile::BuildCaches (this=0x97937d0, 
    Progress=@0xbfbc14f0, WithLock=<value optimized out>) at cachefile.cc:68
	List = {
  SrcList = {<std::_Vector_base<metaIndex*, std::allocator<metaIndex*> >> = {
      _M_impl = {<std::allocator<metaIndex*>> = {<__gnu_cxx::new_allocator<metaIndex*>> = {<No data fields>}, <No data fields>}, _M_start = 0x9868810, 
        _M_finish = 0x986882c, 
        _M_end_of_storage = 0x9868830}}, <No data fields>}}
	Res = <value optimized out>
#7  0x003f6ff4 in pkgCacheFile::Open (this=0x97937d0, Progress=@0xbfbc14f0, 
    WithLock=<value optimized out>) at cachefile.cc:88
No locals.
#8  0x00795ca6 in TmpGetCache (Self=0x0, Args=0x983092c)
    at python/cache.cc:953
	progress = {<OpProgress> = {_vptr.OpProgress = 0x7a4d20, Current = 0, 
    Total = 1862808, Size = 1862808, SubTotal = 1862808, LastPercent = 0, 
    LastTime = {tv_sec = 0, tv_usec = 0}, LastOp = {static npos = 4294967295, 
      _M_dataplus = {<std::allocator<char>> = {<__gnu_cxx::new_allocator<char>> = {<No data fields>}, <No data fields>}, 
        _M_p = 0x98689ec "Reading package lists"}}, LastSubOp = {
      static npos = 4294967295, 
      _M_dataplus = {<std::allocator<char>> = {<__gnu_cxx::new_allocator<char>> = {<No data fields>}, <No data fields>}, 
        _M_p = 0x98687d4 "/var/lib/dpkg/status"}}, Op = {
      static npos = 4294967295, 
      _M_dataplus = {<std::allocator<char>> = {<__gnu_cxx::new_allocator<char>> = {<No data fields>}, <No data fields>}, 
        _M_p = 0x9868ca4 "Reading package lists"}}, SubOp = {
      static npos = 4294967295, 
      _M_dataplus = {<std::allocator<char>> = {<__gnu_cxx::new_allocator<char>> = {<No data fields>}, <No data fields>}, 
        _M_p = 0x98687d4 "/var/lib/dpkg/status"}}, Percent = 0, 
    MajorChange = false}, <PyCallbackObj> = {callbackInst = 0x9823ecc, 
    _save = 0x806120a}, <No data fields>}
	pyCallbackInst = (PyObject *) 0x9823ecc
	CacheFileObj = <value optimized out>
	CacheObj = <value optimized out>
#9  0x080dc0d0 in PyEval_EvalFrameEx ()
No symbol table info available.
#10 0x080dddf2 in PyEval_EvalCodeEx ()
No symbol table info available.
#11 0x080dc1b4 in PyEval_EvalFrameEx ()
No symbol table info available.
#12 0x080dddf2 in PyEval_EvalCodeEx ()
No symbol table info available.
#13 0x080ddef7 in PyEval_EvalCode ()
No symbol table info available.
#14 0x080faa1f in PyRun_FileExFlags ()
No symbol table info available.
#15 0x080fac12 in PyRun_SimpleFileExFlags ()
No symbol table info available.
#16 0x0805c8d8 in Py_Main ()
No symbol table info available.
#17 0x0805baeb in main ()
No symbol table info available.