(gdb) backtrace                                                                                                                                     
#0  0x00007ffff51aa0ca in strlen () from /usr/lib/libc.so.6                                                                                         
#1  0x00007ffff5b03007 in std::char_traits<char>::length (__s=0x7473656767755300 <error: Cannot access memory at address 0x7473656767755300>)       
    at /build/gcc/src/gcc-build/x86_64-unknown-linux-gnu/libstdc++-v3/include/bits/char_traits.h:267                                                
#2  std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> >::basic_string (this=0x7fffffffa390,                             
    __s=0x7473656767755300 <error: Cannot access memory at address 0x7473656767755300>, __a=...)                                                    
    at /build/gcc/src/gcc-build/x86_64-unknown-linux-gnu/libstdc++-v3/include/bits/basic_string.h:457                                               
#3  0x00000000010fe4c1 in UI::SuggestedTeamsBox::show (this=0x58b8210, suggested_teams=std::vector of length 5, capacity 5 = {...})                 
    at /home/kaputtnik/Quellcode/widelands-repo/bug-1525706-artifacts/src/wui/suggested_teams_box.cc:128                                            
#4  0x00000000010f97e9 in MapDetails::update (this=0x5e06978, mapdata=..., localize_mapname=true)                                                   
    at /home/kaputtnik/Quellcode/widelands-repo/bug-1525706-artifacts/src/wui/mapdetails.cc:144                                                     
#5  0x0000000000d255db in MainMenuLoadMap::entry_selected (this=0x5e066c0)                                                                          
    at /home/kaputtnik/Quellcode/widelands-repo/bug-1525706-artifacts/src/editor/ui_menus/editor_main_menu_load_map.cc:66                           
#6  0x0000000000d2b74d in boost::_mfi::mf0<void, MainMenuLoadMap>::operator() (this=0x5aae920, p=0x5e066c0)                                         
    at /usr/include/boost/bind/mem_fn_template.hpp:49                                                                                               
#7  0x0000000000d2a8a6 in boost::_bi::list1<boost::_bi::value<MainMenuLoadMap*> >::operator()<boost::_mfi::mf0<void, MainMenuLoadMap>, boost::_bi::rrlist1<unsigned int> > (this=0x5aae930, f=..., a=...) at /usr/include/boost/bind/bind.hpp:259                                                       
#8  0x0000000000d297b6 in boost::_bi::bind_t<void, boost::_mfi::mf0<void, MainMenuLoadMap>, boost::_bi::list1<boost::_bi::value<MainMenuLoadMap*> > >::operator()<unsigned int>(unsigned int&&) (this=0x5aae920,                                                                                        
    a1=<unknown type in /home/kaputtnik/Quellcode/widelands-repo/bug-1525706-artifacts/widelands, CU 0x4cae62, DIE 0x52a355>)                       
    at /usr/include/boost/bind/bind.hpp:1234                                                                                                        
#9  0x0000000000d28818 in boost::detail::function::void_function_obj_invoker1<boost::_bi::bind_t<void, boost::_mfi::mf0<void, MainMenuLoadMap>, boost::_bi::list1<boost::_bi::value<MainMenuLoadMap*> > >, void, unsigned int>::invoke (function_obj_ptr=..., a0=50)                                    
    at /usr/include/boost/function/function_template.hpp:159                                                                                        
#10 0x0000000000e5827d in boost::function1<void, unsigned int>::operator() (this=0x5aae918, a0=50)                                                  
    at /usr/include/boost/function/function_template.hpp:771                                                                                        
#11 0x0000000000e57f15 in boost::signals2::detail::call_with_tuple_args<boost::signals2::detail::void_type>::m_invoke<boost::function<void (unsigned int)>, 0u, unsigned int&>(boost::function<void (unsigned int)>&, boost::signals2::detail::unsigned_meta_array<0u>, std::tuple<unsigned int&>, boost::enable_if<boost::is_void<boost::function<void (unsigned int)>::result_type>, void>::type*) const (this=0x7fffffffaa8f, func=...,                  
    args=std::tuple containing = {...}) at /usr/include/boost/signals2/detail/variadic_slot_invoker.hpp:105                                         
#12 0x0000000000e57bdc in boost::signals2::detail::call_with_tuple_args<boost::signals2::detail::void_type>::operator()<boost::function<void (unsigned int)>, unsigned int&, 1ul>(boost::function<void (unsigned int)>&, std::tuple<unsigned int&>, mpl_::size_t<1ul>) const (this=0x7fffffffaa8f,      
    func=..., args=std::tuple containing = {...}) at /usr/include/boost/signals2/detail/variadic_slot_invoker.hpp:90                                
---Type <return> to continue, or q <return> to quit---                                                                                              
#13 0x0000000000e57669 in boost::signals2::detail::variadic_slot_invoker<boost::signals2::detail::void_type, unsigned int>::operator()<boost::shared_ptr<boost::signals2::detail::connection_body<std::pair<boost::signals2::detail::slot_meta_group, boost::optional<int> >, boost::signals2::slot<void (unsigned int), boost::function<void (unsigned int)> >, boost::signals2::mutex> > >(boost::shared_ptr<boost::signals2::detail::connection_body<std::pair<boost::signals2::detail::slot_meta_group, boost::optional<int> >, boost::signals2::slot<void (unsigned int), boost::function<void (unsigned int)> >, boost::signals2::mutex> > const&) const (this=0x7fffffffae00, connectionBody=...)                                                            
    at /usr/include/boost/signals2/detail/variadic_slot_invoker.hpp:133                                                                             
#14 0x0000000000e56edf in boost::signals2::detail::slot_call_iterator_t<boost::signals2::detail::variadic_slot_invoker<boost::signals2::detail::void_type, unsigned int>, std::_List_iterator<boost::shared_ptr<boost::signals2::detail::connection_body<std::pair<boost::signals2::detail::slot_meta_group, boost::optional<int> >, boost::signals2::slot<void (unsigned int), boost::function<void (unsigned int)> >, boost::signals2::mutex> > >, boost::signals2::detail::connection_body<std::pair<boost::signals2::detail::slot_meta_group, boost::optional<int> >, boost::signals2::slot<void (unsigned int), boost::function<void (unsigned int)> >, boost::signals2::mutex> >::dereference() const (this=0x7fffffffab60)                                   
    at /usr/include/boost/signals2/detail/slot_call_iterator.hpp:109                                                                                
#15 0x0000000000e565c2 in boost::iterators::iterator_core_access::dereference<boost::signals2::detail::slot_call_iterator_t<boost::signals2::detail::variadic_slot_invoker<boost::signals2::detail::void_type, unsigned int>, std::_List_iterator<boost::shared_ptr<boost::signals2::detail::connection_body<std::pair<boost::signals2::detail::slot_meta_group, boost::optional<int> >, boost::signals2::slot<void (unsigned int), boost::function<void (unsigned int)> >, boost::signals2::mutex> > >, boost::signals2::detail::connection_body<std::pair<boost::signals2::detail::slot_meta_group, boost::optional<int> >, boost::signals2::slot<void (unsigned int), boost::function<void (unsigned int)> >, boost::signals2::mutex> > >(boost::signals2::detail::slot_call_iterator_t<boost::signals2::detail::variadic_slot_invoker<boost::signals2::detail::void_type, unsigned int>, std::_List_iterator<boost::shared_ptr<boost::signals2::detail::connection_body<std::pair<boost::signals2::detail::slot_meta_group, boost::optional<int> >, boost::signals2::slot<void (unsigned int), boost::function<void (unsigned int)> >, boost::signals2::mutex> > >, boost::signals2::detail::connection_body<std::pair<boost::signals2::detail::slot_meta_group, boost::optional<int> >, boost::signals2::slot<void (unsigned int), boost::function<void (unsigned int)> >, boost::signals2::mutex> > const&) (f=...) at /usr/include/boost/iterator/iterator_facade.hpp:549                                                        
#16 0x0000000000e558ce in boost::iterators::detail::iterator_facade_base<boost::signals2::detail::slot_call_iterator_t<boost::signals2::detail::variadic_slot_invoker<boost::signals2::detail::void_type, unsigned int>, std::_List_iterator<boost::shared_ptr<boost::signals2::detail::connection_body<std::pair<boost::signals2::detail::slot_meta_group, boost::optional<int> >, boost::signals2::slot<void (unsigned int), boost::function<void (unsigned int)> >, boost::signals2::mutex> > >, boost::signals2::detail::connection_body<std::pair<boost::signals2::detail::slot_meta_group, boost::optional<int> >, boost::signals2::slot<void (unsigned int), boost::function<void (unsigned int)> >, boost::signals2::mutex> >, boost::signals2::detail::void_type, boost::iterators::single_pass_traversal_tag, boost::signals2::detail::void_type&, long, false, false>::operator*() const (                   
    this=0x7fffffffab60) at /usr/include/boost/iterator/iterator_facade.hpp:655                                                                     
#17 0x0000000000e54281 in boost::signals2::optional_last_value<void>::operator()<boost::signals2::detail::slot_call_iterator_t<boost::signals2::detail::variadic_slot_invoker<boost::signals2::detail::void_type, unsigned int>, std::_List_iterator<boost::shared_ptr<boost::signals2::detail::connection_body<std::pair<boost::signals2::detail::slot_meta_group, boost::optional<int> >, boost::signals2::slot<void (unsigned int), boost::function<void ---Type <return> to continue, or q <return> to quit---                                                                                              
(unsigned int)> >, boost::signals2::mutex> > >, boost::signals2::detail::connection_body<std::pair<boost::signals2::detail::slot_meta_group, boost::optional<int> >, boost::signals2::slot<void (unsigned int), boost::function<void (unsigned int)> >, boost::signals2::mutex> > >(boost::signals2::detail::slot_call_iterator_t<boost::signals2::detail::variadic_slot_invoker<boost::signals2::detail::void_type, unsigned int>, std::_List_iterator<boost::shared_ptr<boost::signals2::detail::connection_body<std::pair<boost::signals2::detail::slot_meta_group, boost::optional<int> >, boost::signals2::slot<void (unsigned int), boost::function<void (unsigned int)> >, boost::signals2::mutex> > >, boost::signals2::detail::connection_body<std::pair<boost::signals2::detail::slot_meta_group, boost::optional<int> >, boost::signals2::slot<void (unsigned int), boost::function<void (unsigned int)> >, boost::signals2::mutex> >, boost::signals2::detail::slot_call_iterator_t<boost::signals2::detail::variadic_slot_invoker<boost::signals2::detail::void_type, unsigned int>, std::_List_iterator<boost::shared_ptr<boost::signals2::detail::connection_body<std::pair<boost::signals2::detail::slot_meta_group, boost::optional<int> >, boost::signals2::slot<void (unsigned int), boost::function<void (unsigned int)> >, boost::signals2::mutex> > >, boost::signals2::detail::connection_body<std::pair<boost::signals2::detail::slot_meta_group, boost::optional<int> >, boost::signals2::slot<void (unsigned int), boost::function<void (unsigned int)> >, boost::signals2::mutex> >) const (this=0x5af7c80, first=..., last=...)                                 
    at /usr/include/boost/signals2/optional_last_value.hpp:55                                                                                       
#18 0x0000000000e52606 in boost::signals2::detail::combiner_invoker<void>::operator()<boost::signals2::optional_last_value<void>, boost::signals2::detail::slot_call_iterator_t<boost::signals2::detail::variadic_slot_invoker<boost::signals2::detail::void_type, unsigned int>, std::_List_iterator<boost::shared_ptr<boost::signals2::detail::connection_body<std::pair<boost::signals2::detail::slot_meta_group, boost::optional<int> >, boost::signals2::slot<void (unsigned int), boost::function<void (unsigned int)> >, boost::signals2::mutex> > >, boost::signals2::detail::connection_body<std::pair<boost::signals2::detail::slot_meta_group, boost::optional<int> >, boost::signals2::slot<void (unsigned int), boost::function<void (unsigned int)> >, boost::signals2::mutex> > >(boost::signals2::optional_last_value<void>&, boost::signals2::detail::slot_call_iterator_t<boost::signals2::detail::variadic_slot_invoker<boost::signals2::detail::void_type, unsigned int>, std::_List_iterator<boost::shared_ptr<boost::signals2::detail::connection_body<std::pair<boost::signals2::detail::slot_meta_group, boost::optional<int> >, boost::signals2::slot<void (unsigned int), boost::function<void (unsigned int)> >, boost::signals2::mutex> > >, boost::signals2::detail::connection_body<std::pair<boost::signals2::detail::slot_meta_group, boost::optional<int> >, boost::signals2::slot<void (unsigned int), boost::function<void (unsigned int)> >, boost::signals2::mutex> >, boost::signals2::detail::slot_call_iterator_t<boost::signals2::detail::variadic_slot_invoker<boost::signals2::detail::void_type, unsigned int>, std::_List_iterator<boost::shared_ptr<boost::signals2::detail::connection_body<std::pair<boost::signals2::detail::slot_meta_group, boost::optional<int> >, boost::signals2::slot<void (unsigned int), boost::function<void (unsigned int)> >, boost::signals2::mutex> > >, boost::signals2::detail::connection_body<std::pair<boost::signals2::detail::slot_meta_group, boost::optional<int> >, boost::signals2::slot<void (unsigned int), boost::function<void (unsigned int)> >, boost::signals2::mutex> >) const (this=0x7fffffffae9f, combiner=..., first=..., last=...) at /usr/include/boost/signals2/detail/result_type_wrapper.hpp:64   
#19 0x0000000000e50549 in boost::signals2::detail::signal_impl<void (unsigned int), boost::signals2::optional_last_value<void>, int, std::less<int>, boost::function<void (unsigned int)>, boost::function<void (boost::signals2::connection const&, unsigned int)>, boost::signals2::mutex>::operator()(unsigned int) (this=0x5b4e4b0, args#0=50) at /usr/include/boost/signals2/detail/signal_template.hpp:247
#20 0x0000000000e4f103 in boost::signals2::signal<void (unsigned int), boost::signals2::optional_last_value<void>, int, std::less<int>, boost::function<void (unsigned int)>, boost::function<void (boost::signals2::connection const&, unsigned int)>, boost::signals2::mutex>::operator()(unsigned int---Type <return> to continue, or q <return> to quit---
) (this=0x5e068c8, args#0=50) at /usr/include/boost/signals2/detail/signal_template.hpp:723
#21 0x0000000000f82d40 in UI::Table<void*>::select (this=0x5e06820, i=50)
    at /home/kaputtnik/Quellcode/widelands-repo/bug-1525706-artifacts/src/ui_basic/table.cc:527
#22 0x0000000000f82b9e in UI::Table<void*>::move_selection (this=0x5e06820, offset=1)
    at /home/kaputtnik/Quellcode/widelands-repo/bug-1525706-artifacts/src/ui_basic/table.cc:491
#23 0x0000000000f82876 in UI::Table<void*>::handle_key (this=0x5e06820, down=true, code=...)
    at /home/kaputtnik/Quellcode/widelands-repo/bug-1525706-artifacts/src/ui_basic/table.cc:405
#24 0x0000000000f74ad9 in UI::Panel::do_key (this=0x5e06820, down=true, code=...)
    at /home/kaputtnik/Quellcode/widelands-repo/bug-1525706-artifacts/src/ui_basic/panel.cc:908
#25 0x0000000000f74a97 in UI::Panel::do_key (this=0x5e066c0, down=true, code=...)
    at /home/kaputtnik/Quellcode/widelands-repo/bug-1525706-artifacts/src/ui_basic/panel.cc:902
#26 0x0000000000f74a97 in UI::Panel::do_key (this=0x7fffffffb2b0, down=true, code=...)
    at /home/kaputtnik/Quellcode/widelands-repo/bug-1525706-artifacts/src/ui_basic/panel.cc:902
#27 0x0000000000f74fe3 in UI::Panel::ui_key (down=true, code=...)
    at /home/kaputtnik/Quellcode/widelands-repo/bug-1525706-artifacts/src/ui_basic/panel.cc:1067
#28 0x0000000000cd78b4 in WLApplication::handle_input (this=0x1987290, cb=0x1958780 <UI::Panel::do_run()::icb>)
    at /home/kaputtnik/Quellcode/widelands-repo/bug-1525706-artifacts/src/wlapplication.cc:505
#29 0x0000000000f734e3 in UI::Panel::do_run (this=0x7fffffffb2b0)
    at /home/kaputtnik/Quellcode/widelands-repo/bug-1525706-artifacts/src/ui_basic/panel.cc:166
#30 0x0000000000ce10c4 in UI::Panel::run<UI::Panel::Returncodes> (this=0x7fffffffb2b0)
    at /home/kaputtnik/Quellcode/widelands-repo/bug-1525706-artifacts/src/ui_basic/panel.h:98
#31 0x0000000000cfa6a4 in EditorInteractive::run_editor (filename="", script_to_run="")
    at /home/kaputtnik/Quellcode/widelands-repo/bug-1525706-artifacts/src/editor/editorinteractive.cc:640
#32 0x0000000000cda896 in WLApplication::mainmenu (this=0x1987290)
    at /home/kaputtnik/Quellcode/widelands-repo/bug-1525706-artifacts/src/wlapplication.cc:997
#33 0x0000000000cd70b8 in WLApplication::run (this=0x1987290)
    at /home/kaputtnik/Quellcode/widelands-repo/bug-1525706-artifacts/src/wlapplication.cc:402
#34 0x0000000000cd5b7f in main (argc=1, argv=0x7fffffffe5e8) at /home/kaputtnik/Quellcode/widelands-repo/bug-1525706-artifacts/src/main.cc:48
(gdb)