#0  0x00007f4c9838a019 in debListParser::LoadReleaseInfo(pkgCache::PkgFileIterator&, FileFd&, std::string) () from /usr/lib/x86_64-linux-gnu/libapt-pkg.so.4.12
No symbol table info available.
#1  0x00007f4c983a42bf in debPackagesIndex::Merge(pkgCacheGenerator&, OpProgress*) const () from /usr/lib/x86_64-linux-gnu/libapt-pkg.so.4.12
No symbol table info available.
#2  0x00007f4c98344a47 in ?? () from /usr/lib/x86_64-linux-gnu/libapt-pkg.so.4.12
No symbol table info available.
#3  0x00007f4c983478c4 in pkgCacheGenerator::MakeStatusCache(pkgSourceList&, OpProgress*, MMap**, bool) () from /usr/lib/x86_64-linux-gnu/libapt-pkg.so.4.12
No symbol table info available.
#4  0x00007f4c9833e26a in pkgCacheFile::BuildCaches(OpProgress*, bool) () from /usr/lib/x86_64-linux-gnu/libapt-pkg.so.4.12
No symbol table info available.
#5  0x00007f4c9833e694 in pkgCacheFile::Open(OpProgress*, bool) () from /usr/lib/x86_64-linux-gnu/libapt-pkg.so.4.12
No symbol table info available.
#6  0x00007f4c985fd51a in ?? () from /usr/lib/python2.7/dist-packages/apt_pkg.so
No symbol table info available.
#7  0x0000000000472b18 in ?? ()
No symbol table info available.
#8  0x0000000000472f76 in PyObject_Call ()
No symbol table info available.
#9  0x000000000056dfba in PyEval_EvalFrameEx ()
No symbol table info available.
#10 0x0000000000574c76 in PyEval_EvalCodeEx ()
No symbol table info available.
#11 0x000000000056dc3e in PyEval_EvalFrameEx ()
No symbol table info available.
#12 0x0000000000574c76 in PyEval_EvalCodeEx ()
No symbol table info available.
#13 0x00000000005355a0 in ?? ()
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#14 0x0000000000472f76 in PyObject_Call ()
No symbol table info available.
#15 0x00000000004bb025 in ?? ()
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#16 0x0000000000472f76 in PyObject_Call ()
No symbol table info available.
#17 0x000000000056dfba in PyEval_EvalFrameEx ()
No symbol table info available.
#18 0x0000000000574c76 in PyEval_EvalCodeEx ()
No symbol table info available.
#19 0x00000000005355a0 in ?? ()
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#20 0x0000000000472f76 in PyObject_Call ()
No symbol table info available.
#21 0x00000000004bb025 in ?? ()
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#22 0x0000000000472f76 in PyObject_Call ()
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#23 0x00000000004b9ebe in ?? ()
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#24 0x0000000000472bda in ?? ()
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#25 0x0000000000472f76 in PyObject_Call ()
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#26 0x000000000056dfba in PyEval_EvalFrameEx ()
No symbol table info available.
#27 0x000000000056db80 in PyEval_EvalFrameEx ()
No symbol table info available.
#28 0x000000000056db80 in PyEval_EvalFrameEx ()
No symbol table info available.
#29 0x000000000056db80 in PyEval_EvalFrameEx ()
No symbol table info available.
#30 0x0000000000574c76 in PyEval_EvalCodeEx ()
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#31 0x00000000005344b1 in PyRun_FileExFlags ()
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#32 0x0000000000535e03 in PyRun_SimpleFileExFlags ()
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#33 0x00000000005372ac in Py_Main ()
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#34 0x00007f4ca255a76d in __libc_start_main () from /lib/x86_64-linux-gnu/libc.so.6
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#35 0x000000000041b991 in _start ()
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