#0  0x0000000000000000 in ?? ()
No symbol table info available.
#1  0x00002ace69434a41 in paludis::PortageRepository::do_arch_flags () from /usr/lib64/paludis/repositories/libpaludisgentoorepository.so.24
No symbol table info available.
#2  0x00002ace6942a637 in paludis::PortageRepository::do_query_use_mask () from /usr/lib64/paludis/repositories/libpaludisgentoorepository.so.24
No symbol table info available.
#3  0x00002ace68495165 in paludis::PaludisEnvironment::query_use () from /usr/lib64/paludis/environments/libpaludispaludisenvironment.so.24
No symbol table info available.
#4  0x00002ace66d22cd6 in ?? () from /usr/lib/libpaludis.so.24
No symbol table info available.
#5  0x00002ace66d22a9d in ?? () from /usr/lib/libpaludis.so.24
No symbol table info available.
#6  0x00002ace66d22c3c in ?? () from /usr/lib/libpaludis.so.24
No symbol table info available.
#7  0x00002ace66d24816 in paludis::EnvironmentImplementation::mask_reasons () from /usr/lib/libpaludis.so.24
No symbol table info available.
#8  0x00002ace66a3ee38 in paludis::DepList::AddVisitor::visit () from /usr/lib/libpaludisdeplist.so.24
No symbol table info available.
#9  0x00002ace66a48a1d in std::for_each<libwrapiter::ForwardIterator<paludis::CompositeDepSpec, std::tr1::shared_ptr<paludis::DepSpec const> const>, paludis::AcceptVisitor<paludis::DepList::AddVisitor> > () from /usr/lib/libpaludisdeplist.so.24
No symbol table info available.
#10 0x00002ace66a48bbc in paludis::VisitorTypes<paludis::PackageDepSpec*, paludis::PlainTextDepSpec*, paludis::AllDepSpec*, paludis::AnyDepSpec*, paludis::UseDepSpec*, paludis::BlockDepSpec*, paludis::visitor_internals::NoType<7u>*, paludis::visitor_internals::NoType<8u>*, paludis::visitor_internals::NoType<9u>*>::ConstVisitor::VisitChildren<paludis::DepList::AddVisitor, paludis::AllDepSpec>::visit () from /usr/lib/libpaludisdeplist.so.24
No symbol table info available.
#11 0x00002ace66a29427 in paludis::DepList::add () from /usr/lib/libpaludisdeplist.so.24
No symbol table info available.
#12 0x00002ace667b6d75 in paludis::InstallTask::execute () from /usr/lib/libpaludistasks.so.0
No symbol table info available.
#13 0x000000000045297f in ?? ()
No symbol table info available.
#14 0x000000000047480b in ?? ()
No symbol table info available.
#15 0x00002ace67c92944 in __libc_start_main () from /lib/libc.so.6
No symbol table info available.
#16 0x0000000000420359 in ?? ()
No symbol table info available.
#17 0x00007fff44530528 in ?? ()
No symbol table info available.
#18 0x0000000000000000 in ?? ()