#0  0x00007f5f79c44686 in debListParser::LoadReleaseInfo(pkgCache::PkgFileIterator&, FileFd&, std::string) () from /usr/lib/libapt-pkg.so.4.11
No symbol table info available.
#1  0x00007f5f79c5ba83 in debTranslationsIndex::Exists() const () from /usr/lib/libapt-pkg.so.4.11
No symbol table info available.
#2  0x00007fff5adede40 in ?? ()
No symbol table info available.
#3  0x00000000045ff990 in ?? ()
No symbol table info available.
#4  0x00007fff5adee760 in ?? ()
No symbol table info available.
#5  0x00007fff5adeeda0 in ?? ()
No symbol table info available.
#6  0x00007f5f7dabed7c in free () from /lib/x86_64-linux-gnu/libc.so.6
No symbol table info available.
#7  0x00007f5f7e067e7d in ?? () from /lib/x86_64-linux-gnu/libz.so.1
No symbol table info available.
#8  0x00007f5f79bbe495 in FileFd::Close() () from /usr/lib/libapt-pkg.so.4.11
No symbol table info available.
#9  0x00000000004d0380 in ?? ()
No symbol table info available.
#10 0x0000000000000000 in ?? ()
No symbol table info available.