.
Thread 1 (LWP 7023):
#0  0x00007f3a9f9f9ae4 in pkgCache::ReMap (this=0x7fffbd1875d0, Errorchecks=<optimized out>) at pkgcache.cc:152
        DefHeader = {Signature = 2566813404, MajorVersion = 8, MinorVersion = 0, Dirty = false, HeaderSz = 17136, GroupSz = 20, PackageSz = 56, PackageFileSz = 72, VersionSz = 72, DescriptionSz = 24, DependencySz = 28, ProvidesSz = 20, VerFileSz = 24, DescFileSz = 24, GroupCount = 0, PackageCount = 0, VersionCount = 0, DescriptionCount = 0, DependsCount = 0, PackageFileCount = 0, VerFileCount = 0, DescFileCount = 0, ProvidesCount = 0, FileList = 0, StringList = 0, VerSysName = 0, Architecture = 0, MaxVerFileSize = 0, MaxDescFileSize = 0, Pools = {{ItemSize = 0, Start = 0, Count = 0}, {ItemSize = 0, Start = 0, Count = 0}, {ItemSize = 0, Start = 0, Count = 0}, {ItemSize = 0, Start = 0, Count = 0}, {ItemSize = 0, Start = 0, Count = 0}, {ItemSize = 0, Start = 0, Count = 0}, {ItemSize = 0, Start = 0, Count = 0}, {ItemSize = 0, Start = 0, Count = 0}, {ItemSize = 0, Start = 0, Count = 0}}, PkgHashTable = {0 <repeats 2096 times>}, GrpHashTable = {0 <repeats 2096 times>}, CacheFileSize = 0}
#1  0x00007f3a9f9f9d7a in pkgCache::pkgCache (this=0x7fffbd1875d0, Map=<optimized out>, DoMap=true) at pkgcache.cc:122
No locals.
#2  0x00007f3a9fa3ae99 in CheckValidity (CacheFile=..., List=<optimized out>, Start=..., End=..., OutMap=0x7fffbd187c20) at pkgcachegen.cc:1055
        Debug = false
        CacheF = {_vptr.FileFd = 0x62f0b0, iFd = 6, Flags = 1, FileName = {static npos = <optimized out>, _M_dataplus = {<std::allocator<char>> = {<__gnu_cxx::new_allocator<char>> = {<No data fields>}, <No data fields>}, _M_p = 0xe983b8 "/var/cache/apt/pkgcache.bin"}}, TemporaryFileName = {static npos = <optimized out>, _M_dataplus = {<std::allocator<char>> = {<__gnu_cxx::new_allocator<char>> = {<No data fields>}, <No data fields>}, _M_p = 0x62f018 ""}}, d = 0xe96690}
        Map = {Ptr = 0xe9cf20}
        Cache = {_vptr.pkgCache = 0x7f3a9fccba90, CacheFile = {static npos = <optimized out>, _M_dataplus = {<std::allocator<char>> = {<__gnu_cxx::new_allocator<char>> = {<No data fields>}, <No data fields>}, _M_p = 0x62f018 ""}}, Map = @0xe9cf20, HeaderP = 0xffffffffffffffff, GrpP = 0xffffffffffffffff, PkgP = 0xffffffffffffffff, VerFileP = 0xffffffffffffffff, DescFileP = 0xffffffffffffffff, PkgFileP = 0xffffffffffffffff, VerP = 0xffffffffffffffff, DescP = 0xffffffffffffffff, ProvideP = 0xffffffffffffffff, DepP = 0xffffffffffffffff, StringItemP = 0xffffffffffffffff, StrP = 0xffffffffffffffff <Address 0xffffffffffffffff out of bounds>, VS = 0x7f3a9f48f720, MultiArchEnabled = true}
        Visited = <optimized out>
#3  0x00007f3a9fa3d504 in pkgCacheGenerator::MakeStatusCache (List=..., Progress=0x7fffbd187b90, OutMap=0x7fffbd187c20, AllowMem=false) at pkgcachegen.cc:1277
        EndOfSource = 79
        Debug = 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 = 0xe9bab0, _M_finish = 0xe9bd30, _M_end_of_storage = 0xe9beb0}}, <No data fields>}
        CacheFile = {static npos = <optimized out>, _M_dataplus = {<std::allocator<char>> = {<__gnu_cxx::new_allocator<char>> = {<No data fields>}, <No data fields>}, _M_p = 0xe983b8 "/var/cache/apt/pkgcache.bin"}}
        SrcCacheFile = {static npos = <optimized out>, _M_dataplus = {<std::allocator<char>> = {<__gnu_cxx::new_allocator<char>> = {<No data fields>}, <No data fields>}, _M_p = 0xe9bf18 "/var/cache/apt/srcpkgcache.bin"}}
        CacheF = <optimized out>
        CurrentSize = <optimized out>
        Writeable = true
        Map = <optimized out>
        TotalSize = <optimized out>
#4  0x00007f3a9fa3426a in pkgCacheFile::BuildCaches (this=0x7fffbd187c10, Progress=0x7fffbd187b90, WithLock=<optimized out>) at cachefile.cc:83
        ErrorWasEmpty = true
        Res = <optimized out>
#5  0x00007f3a9fa34694 in pkgCacheFile::Open (this=0x7fffbd187c10, Progress=0x7fffbd187b90, WithLock=<optimized out>) at cachefile.cc:152
No locals.
#6  0x000000000040f0b4 in Open (WithLock=true, this=0x7fffbd187c10) at apt-get.cc:108
        Prog = {<OpProgress> = {_vptr.OpProgress = 0x62ead0, Current = 0, Total = 1, Size = 1, SubTotal = 1, LastPercent = 0, LastTime = {tv_sec = 0, tv_usec = 0}, LastOp = {static npos = <optimized out>, _M_dataplus = {<std::allocator<char>> = {<__gnu_cxx::new_allocator<char>> = {<No data fields>}, <No data fields>}, _M_p = 0xe9bed8 "Reading package lists"}}, LastSubOp = {static npos = <optimized out>, _M_dataplus = {<std::allocator<char>> = {<__gnu_cxx::new_allocator<char>> = {<No data fields>}, <No data fields>}, _M_p = 0x62f018 ""}}, Op = {static npos = <optimized out>, _M_dataplus = {<std::allocator<char>> = {<__gnu_cxx::new_allocator<char>> = {<No data fields>}, <No data fields>}, _M_p = 0xe9bed8 "Reading package lists"}}, SubOp = {static npos = <optimized out>, _M_dataplus = {<std::allocator<char>> = {<__gnu_cxx::new_allocator<char>> = {<No data fields>}, <No data fields>}, _M_p = 0x62f018 ""}}, Percent = 0, MajorChange = true}, OldOp = {static npos = <optimized out>, _M_dataplus = {<std::allocator<char>> = {<__gnu_cxx::new_allocator<char>> = {<No data fields>}, <No data fields>}, _M_p = 0x62f018 ""}}, NoUpdate = true, NoDisplay = true, LastLen = 0}
#7  DoCheck (CmdL=<optimized out>) at apt-get.cc:2373
        Cache = {<pkgCacheFile> = {_vptr.pkgCacheFile = 0x428630, d = 0x0, Map = 0x0, Cache = 0x0, DCache = 0x0, SrcList = 0xe98f50, Policy = 0x0}, static SortCache = 0x0, List = 0x0}
#8  0x00007f3a9f9eb1e3 in CommandLine::DispatchArg (this=0x7fffbd1883f0, Map=<optimized out>, NoMatch=true) at contrib/cmndline.cc:337
        Res = <optimized out>
        I = <optimized out>
#9  0x0000000000409ad4 in main (argc=4, argv=<optimized out>) at apt-get.cc:3502
        Args = {{ShortOpt = 104 'h', LongOpt = 0x4272a2 "help", ConfName = 0x4272a2 "help", Flags = 0}, {ShortOpt = 118 'v', LongOpt = 0x426f3b "version", ConfName = 0x426f3b "version", Flags = 0}, {ShortOpt = 86 'V', LongOpt = 0x4272a7 "verbose-versions", ConfName = 0x4270b3 "APT::Get::Show-Versions", Flags = 0}, {ShortOpt = 113 'q', LongOpt = 0x427040 "quiet", ConfName = 0x427040 "quiet", Flags = 2}, {ShortOpt = 113 'q', LongOpt = 0x4272b8 "silent", ConfName = 0x427040 "quiet", Flags = 2}, {ShortOpt = 100 'd', LongOpt = 0x4272bf "download-only", ConfName = 0x4272cd "APT::Get::Download-Only", Flags = 0}, {ShortOpt = 98 'b', LongOpt = 0x4272e5 "compile", ConfName = 0x4272ed "APT::Get::Compile", Flags = 0}, {ShortOpt = 98 'b', LongOpt = 0x4272ff "build", ConfName = 0x4272ed "APT::Get::Compile", Flags = 0}, {ShortOpt = 115 's', LongOpt = 0x427305 "simulate", ConfName = 0x426f8c "APT::Get::Simulate", Flags = 0}, {ShortOpt = 115 's', LongOpt = 0x42730e "just-print", ConfName = 0x426f8c "APT::Get::Simulate", Flags = 0}, {ShortOpt = 115 's', LongOpt = 0x427319 "recon", ConfName = 0x426f8c "APT::Get::Simulate", Flags = 0}, {ShortOpt = 115 's', LongOpt = 0x42731f "dry-run", ConfName = 0x426f8c "APT::Get::Simulate", Flags = 0}, {ShortOpt = 115 's', LongOpt = 0x427327 "no-act", ConfName = 0x426f8c "APT::Get::Simulate", Flags = 0}, {ShortOpt = 121 'y', LongOpt = 0x427455 "yes", ConfName = 0x427088 "APT::Get::Assume-Yes", Flags = 0}, {ShortOpt = 121 'y', LongOpt = 0x42732e "assume-yes", ConfName = 0x427088 "APT::Get::Assume-Yes", Flags = 0}, {ShortOpt = 0 '\000', LongOpt = 0x427339 "assume-no", ConfName = 0x426f9f "APT::Get::Assume-No", Flags = 0}, {ShortOpt = 102 'f', LongOpt = 0x427343 "fix-broken", ConfName = 0x4271ec "APT::Get::Fix-Broken", Flags = 0}, {ShortOpt = 117 'u', LongOpt = 0x42734e "show-upgraded", ConfName = 0x42735c "APT::Get::Show-Upgraded", Flags = 0}, {ShortOpt = 109 'm', LongOpt = 0x427374 "ignore-missing", ConfName = 0x427383 "APT::Get::Fix-Missing", Flags = 0}, {ShortOpt = 116 't', LongOpt = 0x427399 "target-release", ConfName = 0x427247 "APT::Default-Release", Flags = 1}, {ShortOpt = 116 't', LongOpt = 0x4273a8 "default-release", ConfName = 0x427247 "APT::Default-Release", Flags = 1}, {ShortOpt = 97 'a', LongOpt = 0x4273b8 "host-architecture", ConfName = 0x4273ca "APT::Get::Host-Architecture", Flags = 1}, {ShortOpt = 0 '\000', LongOpt = 0x4277e9 "download", ConfName = 0x427075 "APT::Get::Download", Flags = 0}, {ShortOpt = 0 '\000', LongOpt = 0x4273e6 "fix-missing", ConfName = 0x427383 "APT::Get::Fix-Missing", Flags = 0}, {ShortOpt = 0 '\000', LongOpt = 0x4273f2 "ignore-hold", ConfName = 0x4273fe "APT::Ignore-Hold", Flags = 0}, {ShortOpt = 0 '\000', LongOpt = 0x42765c "upgrade", ConfName = 0x42740f "APT::Get::upgrade", Flags = 0}, {ShortOpt = 0 '\000', LongOpt = 0x427421 "only-upgrade", ConfName = 0x42742e "APT::Get::Only-Upgrade", Flags = 0}, {ShortOpt = 0 '\000', LongOpt = 0x42744f "force-yes", ConfName = 0x427445 "APT::Get::force-yes", Flags = 0}, {ShortOpt = 0 '\000', LongOpt = 0x427459 "print-uris", ConfName = 0x427046 "APT::Get::Print-URIs", Flags = 0}, {ShortOpt = 0 '\000', LongOpt = 0x427464 "diff-only", ConfName = 0x42746e "APT::Get::Diff-Only", Flags = 0}, {ShortOpt = 0 '\000', LongOpt = 0x427482 "debian-only", ConfName = 0x42746e "APT::Get::Diff-Only", Flags = 0}, {ShortOpt = 0 '\000', LongOpt = 0x42748e "tar-only", ConfName = 0x427497 "APT::Get::Tar-Only", Flags = 0}, {ShortOpt = 0 '\000', LongOpt = 0x4274aa "dsc-only", ConfName = 0x4274b3 "APT::Get::Dsc-Only", Flags = 0}, {ShortOpt = 0 '\000', LongOpt = 0x4274c6 "purge", ConfName = 0x4274cc "APT::Get::Purge", Flags = 0}, {ShortOpt = 0 '\000', LongOpt = 0x4274dc "list-cleanup", ConfName = 0x4274e9 "APT::Get::List-Cleanup", Flags = 0}, {ShortOpt = 0 '\000', LongOpt = 0x427500 "reinstall", ConfName = 0x42750a "APT::Get::ReInstall", Flags = 0}, {ShortOpt = 0 '\000', LongOpt = 0x42751e "trivial-only", ConfName = 0x42752b "APT::Get::Trivial-Only", Flags = 0}, {ShortOpt = 0 '\000', LongOpt = 0x427582 "remove", ConfName = 0x427542 "APT::Get::Remove", Flags = 0}, {ShortOpt = 0 '\000', LongOpt = 0x427553 "only-source", ConfName = 0x427274 "APT::Get::Only-Source", Flags = 0}, {ShortOpt = 0 '\000', LongOpt = 0x42755f "arch-only", ConfName = 0x427569 "APT::Get::Arch-Only", Flags = 0}, {ShortOpt = 0 '\000', LongOpt = 0x42757d "auto-remove", ConfName = 0x427589 "APT::Get::AutomaticRemove", Flags = 0}, {ShortOpt = 0 '\000', LongOpt = 0x4275a3 "allow-unauthenticated", ConfName = 0x425bb0 "APT::Get::AllowUnauthenticated", Flags = 0}, {ShortOpt = 0 '\000', LongOpt = 0x4275b9 "install-recommends", ConfName = 0x4275cc "APT::Install-Recommends", Flags = 4}, {ShortOpt = 0 '\000', LongOpt = 0x4275e4 "install-suggests", ConfName = 0x4275f5 "APT::Install-Suggests", Flags = 4}, {ShortOpt = 0 '\000', LongOpt = 0x42760b "fix-policy", ConfName = 0x427201 "APT::Get::Fix-Policy-Broken", Flags = 0}, {ShortOpt = 0 '\000', LongOpt = 0x427b23 "solver", ConfName = 0x427616 "APT::Solver", Flags = 1}, {ShortOpt = 99 'c', LongOpt = 0x427622 "config-file", ConfName = 0x0, Flags = 17}, {ShortOpt = 111 'o', LongOpt = 0x42762e "option", ConfName = 0x0, Flags = 33}, {ShortOpt = 0 '\000', LongOpt = 0x0, ConfName = 0x0, Flags = 0}}
        Cmds = {{Match = 0x427635 "update", Handler = 0x40ad00 <DoUpdate(CommandLine&)>}, {Match = 0x42765c "upgrade", Handler = 0x414b60 <DoUpgrade(CommandLine&)>}, {Match = 0x427502 "install", Handler = 0x41bee0 <DoInstall(CommandLine&)>}, {Match = 0x427582 "remove", Handler = 0x41bee0 <DoInstall(CommandLine&)>}, {Match = 0x4274c6 "purge", Handler = 0x41bee0 <DoInstall(CommandLine&)>}, {Match = 0x42763c "autoremove", Handler = 0x41bee0 <DoInstall(CommandLine&)>}, {Match = 0x4271ca "markauto", Handler = 0x40e8a0 <DoMarkAuto(CommandLine&)>}, {Match = 0x4271c8 "unmarkauto", Handler = 0x40e8a0 <DoMarkAuto(CommandLine&)>}, {Match = 0x427647 "dist-upgrade", Handler = 0x414750 <DoDistUpgrade(CommandLine&)>}, {Match = 0x427654 "dselect-upgrade", Handler = 0x414030 <DoDSelectUpgrade(CommandLine&)>}, {Match = 0x427664 "build-dep", Handler = 0x417f70 <DoBuildDep(CommandLine&)>}, {Match = 0x427672 "clean", Handler = 0x40a860 <DoClean(CommandLine&)>}, {Match = 0x42766e "autoclean", Handler = 0x40e450 <DoAutoClean(CommandLine&)>}, {Match = 0x427678 "check", Handler = 0x40f060 <DoCheck(CommandLine&)>}, {Match = 0x427940 "source", Handler = 0x414dc0 <DoSource(CommandLine&)>}, {Match = 0x4277e9 "download", Handler = 0x411480 <DoDownload(CommandLine&)>}, {Match = 0x427685 "changelog", Handler = 0x410d40 <DoChangelog(CommandLine&)>}, {Match = 0x42767e "moo", Handler = 0x409f60 <DoMoo(CommandLine&)>}, {Match = 0x4272a2 "help", Handler = 0x409f90 <ShowHelp(CommandLine&)>}, {Match = 0x0, Handler = 0}}
        CmdL = {ArgList = 0x7fffbd187c90, Conf = 0xe92010, FileList = 0xe99ca0}