#0  g_type_check_instance_cast (type_instance=0x1e2d250, iface_type=31140864) at /build/buildd/glib2.0-2.28.5/./gobject/gtype.c:3994
        node = 0x1
        iface = 0x7f1c69e2f630
        is_instantiatable = <value optimized out>
        check = <value optimized out>
#1  0x00007f1c5dce37f0 in ?? () from /usr/lib/libdbusmenu-glib.so.3
No symbol table info available.
#2  0x00007f1c6a755d49 in complete_in_idle_cb (data=<value optimized out>) at /build/buildd/glib2.0-2.28.5/./gio/gsimpleasyncresult.c:757
        simple = <value optimized out>
#3  0x00007f1c69b84bcd in g_main_dispatch (context=0x1d1e540) at /build/buildd/glib2.0-2.28.5/./glib/gmain.c:2440
        dispatch = 0x7f1c69b804e0 <g_idle_dispatch>
        was_in_call = 0
        user_data = 0x1d725e0
        callback = 0x7f1c6a755d40 <complete_in_idle_cb>
        cb_funcs = 0x7f1c69e2f630
        cb_data = 0x1e38490
        current_source_link = {data = 0x1fa3a60, next = 0x0}
        need_destroy = <value optimized out>
        source = 0x1fa3a60
        current = 0x1d3ec60
        i = <value optimized out>
#4  g_main_context_dispatch (context=0x1d1e540) at /build/buildd/glib2.0-2.28.5/./glib/gmain.c:3013
No locals.
#5  0x00007f1c69b853a8 in g_main_context_iterate (context=0x1d1e540, block=<value optimized out>, dispatch=1, self=<value optimized out>) at /build/buildd/glib2.0-2.28.5/./glib/gmain.c:3091
        max_priority = 0
        timeout = 0
        some_ready = 1
        nfds = 9
        allocated_nfds = <value optimized out>
        fds = <value optimized out>
#6  0x00007f1c69b859f2 in g_main_loop_run (loop=0x1d650b0) at /build/buildd/glib2.0-2.28.5/./glib/gmain.c:3299
        __PRETTY_FUNCTION__ = "g_main_loop_run"
#7  0x00007f1c6b026997 in ?? () at /build/buildd/gtk+2.0-2.24.4/gtk/gtkmain.c:996 from /usr/lib/libgtk-x11-2.0.so.0
No symbol table info available.
#8  0x0000000000000001 in ?? ()
No symbol table info available.
#9  0x00007f1c6bc29795 in ?? ()
No symbol table info available.
#10 0x0000000000000001 in ?? ()
No symbol table info available.
#11 0x0000000000000001 in ?? ()
No symbol table info available.
#12 0x00007f1c6aa1bbe8 in g__lock_lock () from /usr/lib/x86_64-linux-gnu/libgio-2.0.so.0
No symbol table info available.
#13 0x0000000000000000 in ?? ()
No symbol table info available.