#0 0x630b31	wfl::variant_iterator::operator*() const () (??:??)
#1 0x167db90	?? () (??:??)
#2 0xf5b69e	wfl::formula_expression::evaluate(wfl::formula_callable const&, wfl::formula_debugger*) const () (??:??)
#3 0xf578a8	wfl::where_variables::get_value(std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> > const&) const () (??:??)
#4 0xf5c527	wfl::identifier_expression::execute(wfl::formula_callable const&, wfl::formula_debugger*) const () (??:??)
#5 0x167de58	?? () (??:??)
#6 0xf5b69e	wfl::formula_expression::evaluate(wfl::formula_callable const&, wfl::formula_debugger*) const () (??:??)
#7 0xf5829e	wfl::where_expression::execute(wfl::formula_callable const&, wfl::formula_debugger*) const () (??:??)
#8 0xf5b69e	wfl::formula_expression::evaluate(wfl::formula_callable const&, wfl::formula_debugger*) const () (??:??)
#9 0x61aa3d	wfl::formula::execute(wfl::formula_callable const&, wfl::formula_debugger*) const () (??:??)
#10 0x4d0f4c	ai::formula_ai::make_action(std::shared_ptr<wfl::formula const>, wfl::formula_callable const&) () (??:??)
#11 0x5017f1	ai::stage_unit_formulas::do_play_stage() () (??:??)
#12 0x460f1a	ai::ai_composite::play_turn() () (??:??)
#13 0x167f250	?? () (??:??)
#14 0xa18ebe	playsingle_controller::play_ai_turn() () (??:??)
#15 0x204bc60	?? () (??:??)
#16 0x3d800004	?? () (??:??)
#17 0x776906e9	?? () (??:??)