#0  0x00007fca44142445 in __GI_raise (sig=<optimized out>) at ../nptl/sysdeps/unix/sysv/linux/raise.c:64
        resultvar = 0
        pid = <optimized out>
        selftid = 14953
#1  0x00007fca44145bab in __GI_abort () at abort.c:91
        save_stage = 2
        act = {__sigaction_handler = {sa_handler = 0x4, sa_sigaction = 0x4}, sa_mask = {__val = {5, 140737006127573, 5, 140506703619460, 3, 140737006111834, 6, 140506703619464, 2, 140737006111854, 2, 140506703610480, 1, 140506703619460, 3, 140737006111828}}, sa_flags = 12, sa_restorer = 0x7fca44286588}
        sigs = {__val = {32, 0 <repeats 15 times>}}
#2  0x00007fca4417fe2e in __libc_message (do_abort=2, fmt=0x7fca44288050 "*** glibc detected *** %s: %s: 0x%s ***\n") at ../sysdeps/unix/sysv/linux/libc_fatal.c:201
        ap = {{gp_offset = 40, fp_offset = 48, overflow_arg_area = 0x7fffe34195d0, reg_save_area = 0x7fffe34194e0}}
        ap_copy = {{gp_offset = 16, fp_offset = 48, overflow_arg_area = 0x7fffe34195d0, reg_save_area = 0x7fffe34194e0}}
        fd = 2
        on_2 = <optimized out>
        list = <optimized out>
        nlist = <optimized out>
        cp = <optimized out>
        written = <optimized out>
#3  0x00007fca4418a626 in malloc_printerr (action=3, str=0x7fca44285001 "free(): invalid pointer", ptr=<optimized out>) at malloc.c:5007
        buf = "0000000000d3de30"
        cp = <optimized out>
#4  0x00007fca45841a18 in gtk_file_system_model_finalize (object=0xd03040) at /build/buildd/gtk+2.0-2.24.10/gtk/gtkfilesystemmodel.c:1003
        model = 0xd03040
        i = <optimized out>
#5  0x00007fca44d4ae73 in g_object_unref (_object=0xd03040) at /build/buildd/glib2.0-2.32.0/./gobject/gobject.c:3018
        weak_locations = <optimized out>
        object = 0xd03040
        old_ref = <optimized out>
        __PRETTY_FUNCTION__ = "g_object_unref"
#6  0x00007fca45831039 in stop_loading_and_clear_list_model (impl=0xce0030, remove_from_treeview=0) at /build/buildd/gtk+2.0-2.24.10/gtk/gtkfilechooserdefault.c:6463
No locals.
#7  0x00007fca45831925 in gtk_file_chooser_default_finalize (object=0xce0030) at /build/buildd/gtk+2.0-2.24.10/gtk/gtkfilechooserdefault.c:861
        impl = 0xce0030
        l = 0x0
        __PRETTY_FUNCTION__ = "gtk_file_chooser_default_finalize"
#8  0x00007fca44d4ae73 in g_object_unref (_object=0xce0030) at /build/buildd/glib2.0-2.32.0/./gobject/gobject.c:3018
        weak_locations = <optimized out>
        object = 0xce0030
        old_ref = <optimized out>
        __PRETTY_FUNCTION__ = "g_object_unref"
#9  0x00007fca457d589b in gtk_box_forall (container=0xca2170, include_internals=<optimized out>, callback=0x7fca459a0a60 <IA__gtk_widget_destroy>, callback_data=0x0) at /build/buildd/gtk+2.0-2.24.10/gtk/gtkbox.c:1251
        box = 0xca2170
        child = <optimized out>
        children = 0x0
#10 0x00007fca4580adcf in gtk_container_destroy (object=0xca2170) at /build/buildd/gtk+2.0-2.24.10/gtk/gtkcontainer.c:1093
        container = 0xca2170
#11 0x00007fca44d45bfb in g_closure_invoke (closure=0xa9c3b0, return_value=0x0, n_param_values=1, param_values=0x7fffe3419920, invocation_hint=<optimized out>) at /build/buildd/glib2.0-2.32.0/./gobject/gclosure.c:777
        marshal = 0x7fca44d448a0 <g_type_class_meta_marshal>
        marshal_data = <optimized out>
        in_marshal = 1
        real_closure = 0xa9c390
        __PRETTY_FUNCTION__ = "g_closure_invoke"
#12 0x00007fca44d56c11 in signal_emit_unlocked_R (node=<optimized out>, detail=0, instance=<optimized out>, emission_return=0x0, instance_and_params=0x7fffe3419920) at /build/buildd/glib2.0-2.32.0/./gobject/gsignal.c:3663
        need_unset = 0
        accumulator = 0x0
        emission = {next = 0x7fffe3419d90, instance = 0xca2170, ihint = {signal_id = 18, detail = 0, run_type = G_SIGNAL_RUN_CLEANUP}, state = EMISSION_STOP, chain_type = 13232752}
        class_closure = 0xa9c3b0
        hlist = 0xd178f8
        handler_list = 0x0
        return_accu = 0x0
        accu = {g_type = 0, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
        signal_id = 18
        max_sequential_handler_number = 1050
        return_value_altered = 0
#13 0x00007fca44d5f079 in g_signal_emit_valist (instance=0xca2170, signal_id=<optimized out>, detail=0, var_args=<optimized out>) at /build/buildd/glib2.0-2.32.0/./gobject/gsignal.c:3296
        instance_and_params = 0x7fffe3419920
        signal_return_type = 4
        param_values = 0x7fffe3419938
        node = 0xa9c420
        i = <optimized out>
        n_params = 0
        __PRETTY_FUNCTION__ = "g_signal_emit_valist"
#14 0x00007fca44d5f222 in g_signal_emit (instance=<optimized out>, signal_id=<optimized out>, detail=<optimized out>) at /build/buildd/glib2.0-2.32.0/./gobject/gsignal.c:3352
        var_args = {{gp_offset = 24, fp_offset = 48, overflow_arg_area = 0x7fffe3419c20, reg_save_area = 0x7fffe3419b60}}
#15 0x00007fca458b02c0 in gtk_object_dispose (gobject=0xca2170) at /build/buildd/gtk+2.0-2.24.10/gtk/gtkobject.c:421
        object = 0xca2170
#16 0x00007fca44d4bfe0 in g_object_run_dispose (object=0xca2170) at /build/buildd/glib2.0-2.32.0/./gobject/gobject.c:1061
        __PRETTY_FUNCTION__ = "g_object_run_dispose"
#17 0x00007fca457d589b in gtk_box_forall (container=0xbd0640, include_internals=<optimized out>, callback=0x7fca459a0a60 <IA__gtk_widget_destroy>, callback_data=0x0) at /build/buildd/gtk+2.0-2.24.10/gtk/gtkbox.c:1251
        box = 0xbd0640
        child = <optimized out>
        children = 0x0
#18 0x00007fca4580adcf in gtk_container_destroy (object=0xbd0640) at /build/buildd/gtk+2.0-2.24.10/gtk/gtkcontainer.c:1093
        container = 0xbd0640
#19 0x00007fca44d45bfb in g_closure_invoke (closure=0xa9c3b0, return_value=0x0, n_param_values=1, param_values=0x7fffe3419e50, invocation_hint=<optimized out>) at /build/buildd/glib2.0-2.32.0/./gobject/gclosure.c:777
        marshal = 0x7fca44d448a0 <g_type_class_meta_marshal>
        marshal_data = <optimized out>
        in_marshal = 1
        real_closure = 0xa9c390
        __PRETTY_FUNCTION__ = "g_closure_invoke"
#20 0x00007fca44d56c11 in signal_emit_unlocked_R (node=<optimized out>, detail=0, instance=<optimized out>, emission_return=0x0, instance_and_params=0x7fffe3419e50) at /build/buildd/glib2.0-2.32.0/./gobject/gsignal.c:3663
        need_unset = 0
        accumulator = 0x0
        emission = {next = 0x7fffe341a290, instance = 0xbd0640, ihint = {signal_id = 18, detail = 0, run_type = G_SIGNAL_RUN_CLEANUP}, state = EMISSION_STOP, chain_type = 11375472}
        class_closure = 0xa9c3b0
        hlist = 0x0
        handler_list = 0x0
        return_accu = 0x0
        accu = {g_type = 0, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
        signal_id = 18
        max_sequential_handler_number = 1050
        return_value_altered = 0
#21 0x00007fca44d5f079 in g_signal_emit_valist (instance=0xbd0640, signal_id=<optimized out>, detail=0, var_args=<optimized out>) at /build/buildd/glib2.0-2.32.0/./gobject/gsignal.c:3296
        instance_and_params = 0x7fffe3419e50
        signal_return_type = 4
        param_values = 0x7fffe3419e68
        node = 0xa9c420
        i = <optimized out>
        n_params = 0
        __PRETTY_FUNCTION__ = "g_signal_emit_valist"
#22 0x00007fca44d5f222 in g_signal_emit (instance=<optimized out>, signal_id=<optimized out>, detail=<optimized out>) at /build/buildd/glib2.0-2.32.0/./gobject/gsignal.c:3352
        var_args = {{gp_offset = 24, fp_offset = 48, overflow_arg_area = 0x7fffe341a150, reg_save_area = 0x7fffe341a090}}
#23 0x00007fca458b02c0 in gtk_object_dispose (gobject=0xbd0640) at /build/buildd/gtk+2.0-2.24.10/gtk/gtkobject.c:421
        object = 0xbd0640
#24 0x00007fca44d4bfe0 in g_object_run_dispose (object=0xbd0640) at /build/buildd/glib2.0-2.32.0/./gobject/gobject.c:1061
        __PRETTY_FUNCTION__ = "g_object_run_dispose"
#25 0x00007fca4580adcf in gtk_container_destroy (object=0xbe6450) at /build/buildd/gtk+2.0-2.24.10/gtk/gtkcontainer.c:1093
        container = 0xbe6450
#26 0x00007fca44d45c82 in g_closure_invoke (closure=0xa9c3b0, return_value=0x0, n_param_values=1, param_values=0x7fffe341a350, invocation_hint=<optimized out>) at /build/buildd/glib2.0-2.32.0/./gobject/gclosure.c:777
        marshal = 0x7fca44d448a0 <g_type_class_meta_marshal>
        marshal_data = <optimized out>
        in_marshal = <optimized out>
        real_closure = 0xa9c390
        __PRETTY_FUNCTION__ = "g_closure_invoke"
#27 0x00007fca44d56c11 in signal_emit_unlocked_R (node=<optimized out>, detail=0, instance=<optimized out>, emission_return=0x0, instance_and_params=0x7fffe341a350) at /build/buildd/glib2.0-2.32.0/./gobject/gsignal.c:3663
        need_unset = 0
        accumulator = 0x0
        emission = {next = 0x7fffe341a7b0, instance = 0xbe6450, ihint = {signal_id = 18, detail = 0, run_type = G_SIGNAL_RUN_CLEANUP}, state = EMISSION_STOP, chain_type = 12720656}
        class_closure = 0xa9c3b0
        hlist = 0x0
        handler_list = 0xd0db80
        return_accu = 0x0
        accu = {g_type = 0, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
        signal_id = 18
        max_sequential_handler_number = 1048
        return_value_altered = 1
#28 0x00007fca44d5f079 in g_signal_emit_valist (instance=0xbe6450, signal_id=<optimized out>, detail=0, var_args=<optimized out>) at /build/buildd/glib2.0-2.32.0/./gobject/gsignal.c:3296
        instance_and_params = 0x7fffe341a350
        signal_return_type = 4
        param_values = 0x7fffe341a368
        node = 0xa9c420
        i = <optimized out>
        n_params = 0
        __PRETTY_FUNCTION__ = "g_signal_emit_valist"
#29 0x00007fca44d5f222 in g_signal_emit (instance=<optimized out>, signal_id=<optimized out>, detail=<optimized out>) at /build/buildd/glib2.0-2.32.0/./gobject/gsignal.c:3352
        var_args = {{gp_offset = 24, fp_offset = 48, overflow_arg_area = 0x7fffe341a650, reg_save_area = 0x7fffe341a590}}
#30 0x00007fca458b02c0 in gtk_object_dispose (gobject=0xbe6450) at /build/buildd/gtk+2.0-2.24.10/gtk/gtkobject.c:421
        object = 0xbe6450
#31 0x00007fca44d4bfe0 in g_object_run_dispose (object=0xbe6450) at /build/buildd/glib2.0-2.32.0/./gobject/gobject.c:1061
        __PRETTY_FUNCTION__ = "g_object_run_dispose"
#32 0x0000000000407ec3 in ?? ()
No symbol table info available.
#33 0x00007fca44d45c82 in g_closure_invoke (closure=0xaebfb0, return_value=0x0, n_param_values=1, param_values=0x7fffe341a870, invocation_hint=<optimized out>) at /build/buildd/glib2.0-2.32.0/./gobject/gclosure.c:777
        marshal = 0x7fca44d479e0 <g_cclosure_marshal_VOID__VOID>
        marshal_data = <optimized out>
        in_marshal = <optimized out>
        real_closure = 0xaebf90
        __PRETTY_FUNCTION__ = "g_closure_invoke"
#34 0x00007fca44d56d51 in signal_emit_unlocked_R (node=<optimized out>, detail=0, instance=<optimized out>, emission_return=0x0, instance_and_params=0x7fffe341a870) at /build/buildd/glib2.0-2.32.0/./gobject/gsignal.c:3547
        tmp = <optimized out>
        handler = 0xad8cc0
        accumulator = 0x0
        emission = {next = 0x0, instance = 0xae2a40, ihint = {signal_id = 167, detail = 0, run_type = G_SIGNAL_RUN_FIRST}, state = EMISSION_RUN, chain_type = 4}
        class_closure = 0xae7380
        hlist = 0xb014c8
        handler_list = 0xad8cc0
        return_accu = 0x0
        accu = {g_type = 0, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
        signal_id = 167
        max_sequential_handler_number = 582
        return_value_altered = 1
#35 0x00007fca44d5f079 in g_signal_emit_valist (instance=0xae2a40, signal_id=<optimized out>, detail=0, var_args=<optimized out>) at /build/buildd/glib2.0-2.32.0/./gobject/gsignal.c:3296
        instance_and_params = 0x7fffe341a870
        signal_return_type = 4
        param_values = 0x7fffe341a888
        node = 0xae7c00
        i = <optimized out>
        n_params = 0
        __PRETTY_FUNCTION__ = "g_signal_emit_valist"
#36 0x00007fca44d5f222 in g_signal_emit (instance=<optimized out>, signal_id=<optimized out>, detail=<optimized out>) at /build/buildd/glib2.0-2.32.0/./gobject/gsignal.c:3352
        var_args = {{gp_offset = 24, fp_offset = 48, overflow_arg_area = 0x7fffe341ab70, reg_save_area = 0x7fffe341aab0}}
#37 0x00007fca457c6193 in _gtk_action_emit_activate (action=0xae2a40) at /build/buildd/gtk+2.0-2.24.10/gtk/gtkaction.c:794
        group = 0xae6770
#38 0x00007fca45954389 in button_clicked (widget=<optimized out>, button=0xaa9090) at /build/buildd/gtk+2.0-2.24.10/gtk/gtktoolbutton.c:771
        action = <optimized out>
#39 0x00007fca44d45eaa in _g_closure_invoke_va (closure=0xaed930, return_value=0x0, instance=0xb3aa50, args=0x7fffe341ae48, n_params=0, param_types=<optimized out>) at /build/buildd/glib2.0-2.32.0/./gobject/gclosure.c:840
        marshal = 0x7fca44d47a90 <g_cclosure_marshal_VOID__VOIDv>
        marshal_data = <optimized out>
        in_marshal = 0
        real_closure = 0xaed910
        __PRETTY_FUNCTION__ = "_g_closure_invoke_va"
#40 0x00007fca44d5e721 in g_signal_emit_valist (instance=0xb3aa50, signal_id=<optimized out>, detail=0, var_args=<optimized out>) at /build/buildd/glib2.0-2.32.0/./gobject/gsignal.c:3207
        return_accu = <optimized out>
        accu = {g_type = 0, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
        accumulator = 0x0
        emission = {next = 0x7fffe341b040, instance = 0xb3aa50, ihint = {signal_id = 112, detail = 0, run_type = G_SIGNAL_RUN_FIRST}, state = EMISSION_RUN, chain_type = 11251600}
        signal_id = <optimized out>
        instance_type = <optimized out>
        emission_return = {g_type = 0, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
        rtype = 4
        static_scope = 0
        closure = 0xaed930
        run_type = <optimized out>
        hlist = 0xffffffffffffffff
        l = <optimized out>
        fastpath = 1
        instance_and_params = <optimized out>
        signal_return_type = <optimized out>
        param_values = <optimized out>
        node = 0xabd2d0
        i = <optimized out>
        n_params = <optimized out>
        __PRETTY_FUNCTION__ = "g_signal_emit_valist"
#41 0x00007fca44d5f222 in g_signal_emit (instance=<optimized out>, signal_id=<optimized out>, detail=<optimized out>) at /build/buildd/glib2.0-2.32.0/./gobject/gsignal.c:3352
        var_args = {{gp_offset = 24, fp_offset = 48, overflow_arg_area = 0x7fffe341af20, reg_save_area = 0x7fffe341ae60}}
#42 0x00007fca457df845 in gtk_real_button_released (button=0xb3aa50) at /build/buildd/gtk+2.0-2.24.10/gtk/gtkbutton.c:1725
No locals.
#43 gtk_real_button_released (button=0xb3aa50) at /build/buildd/gtk+2.0-2.24.10/gtk/gtkbutton.c:1715
No locals.
#44 0x00007fca44d45c82 in g_closure_invoke (closure=0xabf050, return_value=0x0, n_param_values=1, param_values=0x7fffe341b100, invocation_hint=<optimized out>) at /build/buildd/glib2.0-2.32.0/./gobject/gclosure.c:777
        marshal = 0x7fca44d448a0 <g_type_class_meta_marshal>
        marshal_data = <optimized out>
        in_marshal = <optimized out>
        real_closure = 0xabf030
        __PRETTY_FUNCTION__ = "g_closure_invoke"
#45 0x00007fca44d57159 in signal_emit_unlocked_R (node=<optimized out>, detail=0, instance=<optimized out>, emission_return=0x0, instance_and_params=0x7fffe341b100) at /build/buildd/glib2.0-2.32.0/./gobject/gsignal.c:3477
        accumulator = 0x0
        emission = {next = 0x7fffe341b550, instance = 0xb3aa50, ihint = {signal_id = 111, detail = 0, run_type = G_SIGNAL_RUN_FIRST}, state = EMISSION_RUN, chain_type = 11251600}
        class_closure = 0xabf050
        hlist = 0xaed878
        handler_list = <optimized out>
        return_accu = 0x0
        accu = {g_type = 0, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
        signal_id = 111
        max_sequential_handler_number = 582
        return_value_altered = <optimized out>
#46 0x00007fca44d5f079 in g_signal_emit_valist (instance=0xb3aa50, signal_id=<optimized out>, detail=0, var_args=<optimized out>) at /build/buildd/glib2.0-2.32.0/./gobject/gsignal.c:3296
        instance_and_params = 0x7fffe341b100
        signal_return_type = 4
        param_values = 0x7fffe341b118
        node = 0xabf080
        i = <optimized out>
        n_params = 0
        __PRETTY_FUNCTION__ = "g_signal_emit_valist"
#47 0x00007fca44d5f222 in g_signal_emit (instance=<optimized out>, signal_id=<optimized out>, detail=<optimized out>) at /build/buildd/glib2.0-2.32.0/./gobject/gsignal.c:3352
        var_args = {{gp_offset = 24, fp_offset = 48, overflow_arg_area = 0x7fffe341b400, reg_save_area = 0x7fffe341b340}}
#48 0x00007fca457de66d in gtk_button_button_release (widget=<optimized out>, event=<optimized out>) at /build/buildd/gtk+2.0-2.24.10/gtk/gtkbutton.c:1617
        button = <optimized out>
#49 0x00007fca45887dd8 in _gtk_marshal_BOOLEAN__BOXED (closure=0xaa65b0, return_value=0x7fffe341b5a0, n_param_values=<optimized out>, param_values=0x7fffe341b610, invocation_hint=<optimized out>, marshal_data=<optimized out>) at /build/buildd/gtk+2.0-2.24.10/gtk/gtkmarshalers.c:86
        callback = 0x7fca457de650 <gtk_button_button_release>
        cc = 0xaa65b0
        data1 = 0xb3aa50
        data2 = <optimized out>
        v_return = <optimized out>
        __PRETTY_FUNCTION__ = "_gtk_marshal_BOOLEAN__BOXED"
#50 0x00007fca44d45c82 in g_closure_invoke (closure=0xaa65b0, return_value=0x7fffe341b5a0, n_param_values=2, param_values=0x7fffe341b610, invocation_hint=<optimized out>) at /build/buildd/glib2.0-2.32.0/./gobject/gclosure.c:777
        marshal = 0x7fca44d448a0 <g_type_class_meta_marshal>
        marshal_data = <optimized out>
        in_marshal = <optimized out>
        real_closure = 0xaa6590
        __PRETTY_FUNCTION__ = "g_closure_invoke"
#51 0x00007fca44d57319 in signal_emit_unlocked_R (node=<optimized out>, detail=0, instance=<optimized out>, emission_return=0x7fffe341b7e0, instance_and_params=0x7fffe341b610) at /build/buildd/glib2.0-2.32.0/./gobject/gsignal.c:3585
        accumulator = 0xaa7da0
        emission = {next = 0x0, instance = 0xb3aa50, ihint = {signal_id = 41, detail = 0, run_type = G_SIGNAL_RUN_LAST}, state = EMISSION_RUN, chain_type = 11251600}
        class_closure = 0xaa65b0
        hlist = 0xaed878
        handler_list = 0x0
        return_accu = 0x7fffe341b5a0
        accu = {g_type = 20, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
        signal_id = 41
        max_sequential_handler_number = 582
        return_value_altered = 0
#52 0x00007fca44d5ed5e in g_signal_emit_valist (instance=0xb3aa50, signal_id=<optimized out>, detail=0, var_args=<optimized out>) at /build/buildd/glib2.0-2.32.0/./gobject/gsignal.c:3306
        return_value = {g_type = 20, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
        error = 0x0
        rtype = 20
        static_scope = 0
        instance_and_params = 0x7fffe341b610
        signal_return_type = 20
        param_values = 0x7fffe341b628
        node = 0xaa65e0
        i = <optimized out>
        n_params = 1
        __PRETTY_FUNCTION__ = "g_signal_emit_valist"
#53 0x00007fca44d5f222 in g_signal_emit (instance=<optimized out>, signal_id=<optimized out>, detail=<optimized out>) at /build/buildd/glib2.0-2.32.0/./gobject/gsignal.c:3352
        var_args = {{gp_offset = 32, fp_offset = 48, overflow_arg_area = 0x7fffe341b920, reg_save_area = 0x7fffe341b860}}
#54 0x00007fca459a2191 in gtk_widget_event_internal (widget=0xb3aa50, event=0xad4d10) at /build/buildd/gtk+2.0-2.24.10/gtk/gtkwidget.c:4992
        signal_num = <optimized out>
        return_val = 0
#55 0x00007fca45885f63 in IA__gtk_propagate_event (widget=0xb3aa50, event=0xad4d10) at /build/buildd/gtk+2.0-2.24.10/gtk/gtkmain.c:2567
        tmp = <optimized out>
        handled_event = <optimized out>
        __PRETTY_FUNCTION__ = "IA__gtk_propagate_event"
#56 0x00007fca458862c3 in IA__gtk_main_do_event (event=0xad4d10) at /build/buildd/gtk+2.0-2.24.10/gtk/gtkmain.c:1757
        event_widget = <optimized out>
        grab_widget = 0xb3aa50
        window_group = <optimized out>
        rewritten_event = <optimized out>
        tmp_list = <optimized out>
        __PRETTY_FUNCTION__ = "IA__gtk_main_do_event"
#57 0x00007fca454facac in gdk_event_dispatch (source=<optimized out>, callback=<optimized out>, user_data=<optimized out>) at /build/buildd/gtk+2.0-2.24.10/gdk/x11/gdkevents-x11.c:2377
        display = <optimized out>
        event = 0xad4d10
#58 0x00007fca44a88c9a in g_main_dispatch (context=0xa53e20) at /build/buildd/glib2.0-2.32.0/./glib/gmain.c:2515
        dispatch = 0x7fca454fac60 <gdk_event_dispatch>
        was_in_call = 0
        user_data = 0x0
        callback = 0
        cb_funcs = 0x0
        cb_data = 0x0
        current_source_link = {data = 0xa69440, next = 0x0}
        need_destroy = <optimized out>
        source = 0xa69440
        current = 0xb06b00
        i = <optimized out>
#59 g_main_context_dispatch (context=0xa53e20) at /build/buildd/glib2.0-2.32.0/./glib/gmain.c:3052
No locals.
#60 0x00007fca44a89060 in g_main_context_iterate (dispatch=1, block=<optimized out>, context=0xa53e20, self=<optimized out>) at /build/buildd/glib2.0-2.32.0/./glib/gmain.c:3123
        timeout = -1
        some_ready = 1
        fds = <optimized out>
        max_priority = 2147483647
        nfds = 4
        allocated_nfds = <optimized out>
#61 g_main_context_iterate (context=0xa53e20, block=<optimized out>, dispatch=1, self=<optimized out>) at /build/buildd/glib2.0-2.32.0/./glib/gmain.c:3060
        some_ready = 1
#62 0x00007fca44a8945a in g_main_loop_run (loop=0xc415d0) at /build/buildd/glib2.0-2.32.0/./glib/gmain.c:3317
        __PRETTY_FUNCTION__ = "g_main_loop_run"
#63 0x00007fca458852f7 in IA__gtk_main () at /build/buildd/gtk+2.0-2.24.10/gtk/gtkmain.c:1329
        tmp_list = <optimized out>
        functions = 0x0
        init = <optimized out>
        loop = 0xc415d0
#64 0x0000000000404fa4 in ?? ()
No symbol table info available.
#65 0x00007fca4412d76d in __libc_start_main (main=0x404ed0, argc=1, ubp_av=0x7fffe341bc48, init=<optimized out>, fini=<optimized out>, rtld_fini=<optimized out>, stack_end=0x7fffe341bc38) at libc-start.c:226
        result = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {0, -9180378893532749402, 4214736, 140737006124096, 0, 0, 9180438900820976038, 9154751707646566822}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x40bc40, 0x7fffe341bc48}, data = {prev = 0x0, cleanup = 0x0, canceltype = 4242496}}}
        not_first_call = <optimized out>
#66 0x0000000000404ff9 in ?? ()
No symbol table info available.
#67 0x00007fffe341bc38 in ?? ()
No symbol table info available.
#68 0x000000000000001c in ?? ()
No symbol table info available.
#69 0x0000000000000001 in ?? ()
No symbol table info available.
#70 0x00007fffe341c9d5 in ?? ()
No symbol table info available.
#71 0x0000000000000000 in ?? ()
No symbol table info available.