==28238== Invalid read of size 4
==28238==    at 0x80E2E3E: input::Bindings::pressed(int) (slot.h:440)
==28238==    by 0x80E0BA3: _ZSt7find_ifISt16reverse_iteratorIN9__gnu_cxx17__normal_iteratorIPPN5input8BindingsESt6vectorIS5_SaIS5_EEEEESt9binder2ndISt10mem_fun1_tIbS4_iEEET_SG_SG_T0_St26random_access_iterator_tag (stl_algo.h:251)
==28238==    by 0x80E0A08: input::Manager::pressed(int) (stl_iterator.h:126)
==28238==    by 0x80597A5: sigc::internal::slot_call1<sigc::bound_mem_functor1<void, input::Manager, int>, void, int>::call_it(sigc::internal::slot_rep*, int const&) (mem_fun.h:1838)
==28238==  Address 0x1BF13EC4 is 12 bytes inside a block of size 56 free'd
==28238==    at 0x1B90624F: operator delete(void*) (in /usr/lib/valgrind/vgpreload_memcheck.so)
==28238==    by 0x8089B2E: ui::ElementMenu::~ElementMenu() (element_menu.cc:84)
==28238==    by 0x807756D: rak::call_delete<ui::ElementBase> std::for_each<ui::ElementBase**, rak::call_delete<ui::ElementBase> >(ui::ElementBase**, ui::ElementBase**, rak::call_delete<ui::ElementBase>) (functional.h:376)
==28238==    by 0x807F650: ui::Download::~Download() (download.cc:100)