#0  LauncherIcon::OpenQuicklist (this=0x0, default_to_first_item=false) at /build/buildd/unity-3.6.2/src/LauncherIcon.cpp:382
        menus = {<std::_List_base<_DbusmenuMenuitem*, std::allocator<_DbusmenuMenuitem*> >> = {_M_impl = {<std::allocator<std::_List_node<_DbusmenuMenuitem*> >> = {<__gnu_cxx::new_allocator<std::_List_node<_DbusmenuMenuitem*> >> = {<No data fields>}, <No data fields>}, _M_node = {_M_next = 0x1, _M_prev = 0x7f8de065f390}}}, <No data fields>}
        tip_x = <value optimized out>
#1  0x00007f8dd46bbe66 in Launcher::SingleFingerHoldTimeout (data=0x1e46130) at /build/buildd/unity-3.6.2/src/Launcher.cpp:1498
        self = 0x1e46130
        launcher_icon = <value optimized out>
#2  0x00007f8de0d3254b in ?? () at /build/buildd/glib2.0-2.28.2/./glib/gmain.c:3856 from /lib/libglib-2.0.so.0
No symbol table info available.
#3  0x00000000015826e0 in ?? ()
No symbol table info available.
#4  0x0000000002877290 in ?? ()
No symbol table info available.
#5  0x0000000000000000 in ?? ()
No symbol table info available.