#0  pixbuf_set_transparency (engine=<value optimized out>, source=<value optimized out>, size=<value optimized out>) at ./unico-engine.c:394
        data = 0x0
        current = 0x3 <Address 0x3 out of bounds>
        y = <value optimized out>
        rowstride = 4294967295
        target = 0x0
        x = 1
        height = 4294967295
        width = 4294967295
        alpha_percent = 0.29999999999999999
#1  unico_engine_render_icon_pixbuf (engine=<value optimized out>, source=<value optimized out>, size=<value optimized out>) at ./unico-engine.c:455
        scaled = 0x0
        stated = <value optimized out>
        base_pixbuf = <value optimized out>
        screen = <value optimized out>
        settings = <value optimized out>
        flags = <value optimized out>
        width = 24
        height = 24
#2  0x00007f4fa627fbbd in get_default_icons () at /build/buildd/gtk+3.0-3.1.10/./gtk/gtkiconfactory.c:509
No locals.
#3  _gtk_icon_factory_ensure_default_icons () at /build/buildd/gtk+3.0-3.1.10/./gtk/gtkiconfactory.c:420
No locals.
#4  _gtk_icon_factory_ensure_default_icons () at /build/buildd/gtk+3.0-3.1.10/./gtk/gtkiconfactory.c:414
No locals.
#5  0x00000000012843c0 in ?? ()
No symbol table info available.
#6  0x0000000001c72790 in ?? ()
No symbol table info available.
#7  0x0000000001285030 in ?? ()
No symbol table info available.
#8  0x00007f4fa6458ce2 in gtk_text_cell_accessible_get_offset_at_point (text=0x1, x=0, y=0, coords=3) at /build/buildd/gtk+3.0-3.1.10/./gtk/a11y/gtktextcellaccessible.c:700
        parent = <value optimized out>
        gail_renderer = 0x4
        gtk_renderer = 0x1ba7280
        min_size = {width = -1537345633, height = 32591}
        widget = <value optimized out>
        rendered_rect = {x = -1537143351, y = 32591, width = 1, height = 0}
        layout = <value optimized out>
        renderer_text = <value optimized out>
        xalign = <value optimized out>
        yalign = <value optimized out>
        x_offset = <value optimized out>
        y_offset = <value optimized out>
        index = <value optimized out>
        xpad = <value optimized out>
        ypad = <value optimized out>
        x_window = <value optimized out>
        y_window = <value optimized out>
        x_toplevel = <value optimized out>
        y_toplevel = <value optimized out>
        x_temp = <value optimized out>
        y_temp = <value optimized out>
        ret = <value optimized out>
        __PRETTY_FUNCTION__ = "gtk_text_cell_accessible_get_offset_at_point"
#9  0x00007f4fa4d97ba0 in ?? () from /usr/lib/x86_64-linux-gnu/libcairo.so.2
No symbol table info available.
#10 0x0000000001aa8ab0 in ?? ()
No symbol table info available.
#11 0x0000000000000008 in ?? ()
No symbol table info available.
#12 0x00007f4fa62957cf in gtk_image_class_init (klass=0x1ba7280) at /build/buildd/gtk+3.0-3.1.10/./gtk/gtkimage.c:326
        gobject_class = 0x1986060
        widget_class = 0x1800000018
#13 gtk_image_class_intern_init (klass=0x1ba7280) at /build/buildd/gtk+3.0-3.1.10/./gtk/gtkimage.c:211
No locals.
#14 0x00007f4fa6295520 in gtk_image_class_init (klass=0x7fff497ff6c0) at /build/buildd/gtk+3.0-3.1.10/./gtk/gtkimage.c:234
        gobject_class = 0x0
        widget_class = 0x3f0000003f000000
#15 gtk_image_class_intern_init (klass=0x7fff497ff6c0) at /build/buildd/gtk+3.0-3.1.10/./gtk/gtkimage.c:211
No locals.
#16 0x00007fff497fe950 in ?? ()
No symbol table info available.
#17 0x0000000000000002 in ?? ()
No symbol table info available.
#18 0x0000000001c6d750 in ?? ()
No symbol table info available.
#19 0x00007f4fa4dab720 in value_to_ffi_type (gvalue=0x1257fb8, value=0x7f4fa62b5073) at /build/buildd/glib2.0-2.29.14/./gobject/gclosure.c:1008
        rettype = 0x0
        type = <value optimized out>
        __PRETTY_FUNCTION__ = "value_to_ffi_type"
#20 0x0000000001225060 in ?? ()
No symbol table info available.
#21 0x0000000000000001 in ?? ()
No symbol table info available.
#22 0x0000000000000002 in ?? ()
No symbol table info available.
#23 0x00007fff497fe950 in ?? ()
No symbol table info available.
#24 0x0000000001c6d750 in ?? ()
No symbol table info available.
#25 0x00007f4fa4dacdda in g_closure_invoke (closure=0x7f4fa6295520, return_value=0x1225060, n_param_values=2765716384, param_values=0x7f4fa4d97ba0, invocation_hint=<value optimized out>) at /build/buildd/glib2.0-2.29.14/./gobject/gclosure.c:771
        marshal = 0x1ba7280
        marshal_data = 0x0
        in_marshal = 16
        __PRETTY_FUNCTION__ = "g_closure_invoke"
#26 0x00007f4fa4dbff34 in signal_emit_unlocked_R (node=<value optimized out>, detail=0, instance=0x1aa8ab0, emission_return=0x7fff497fea90, instance_and_params=0x1c6d750) at /build/buildd/glib2.0-2.29.14/./gobject/gsignal.c:3307
        accumulator = 0x12023d0
        emission = {next = 0x7fff497fee60, instance = 0x1aa8ab0, ihint = {signal_id = 35, detail = 0, run_type = G_SIGNAL_RUN_LAST}, state = EMISSION_RUN, chain_type = 27115344}
        class_closure = 0x1225060
        hlist = 0x1ac8298
        handler_list = 0x0
        return_accu = 0x7fff497fe950
        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 = 35
        max_sequential_handler_number = 1448
        return_value_altered = 0
#27 0x00007f4fa4dc9596 in g_signal_emit_valist (instance=<value optimized out>, signal_id=<value optimized out>, detail=<value optimized out>, var_args=0x7fff497feaf8) at /build/buildd/glib2.0-2.29.14/./gobject/gsignal.c:3007
        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 = <value optimized out>
        rtype = <value optimized out>
        static_scope = <value optimized out>
        instance_and_params = 0x1c6d750
        signal_return_type = 20
        param_values = 0x1c6d768
        node = 0x1202370
        i = <value optimized out>
        n_params = 1
        __PRETTY_FUNCTION__ = "g_signal_emit_valist"
#28 0x00007f4fa4dc98d2 in g_signal_emit (instance=0x3, signal_id=0, detail=1) at /build/buildd/glib2.0-2.29.14/./gobject/gsignal.c:3055
        var_args = {{gp_offset = 32, fp_offset = 48, overflow_arg_area = 0x7fff497febd0, reg_save_area = 0x7fff497feb10}}
#29 0x00007f4fa640ac7a in _gtk_widget_get_sizegroups (widget=0x3) at /build/buildd/gtk+3.0-3.1.10/./gtk/gtkwidget.c:14327
No locals.
#30 0x00007f4fa4d97ba0 in ?? () from /usr/lib/x86_64-linux-gnu/libcairo.so.2
No symbol table info available.
#31 0x0000000000000000 in ?? ()
No symbol table info available.