.
Thread 1 (process 5054):
#0  0x00007f1b393fc7ba in IA__gdk_cairo_create (drawable=0x7f1b3a7a2c95)
    at /build/buildd/gtk+2.0-2.17.2/gdk/gdkcairo.c:49
	__t = <value optimized out>
	__r = <value optimized out>
	surface = <value optimized out>
	cr = <value optimized out>
	__PRETTY_FUNCTION__ = "IA__gdk_cairo_create"
#1  0x00007f1b2e45904e in render_windows_to_wallpaper (
    shinyswitcher=0xf699e0, space=0xf66d40) at shinyswitcherapplet.c:1582
	on_active_space = 16149824
	width = 665
	height = 465
	x = 47
	scaled_x = <value optimized out>
	y = 109
	scaled_width = <value optimized out>
	scaled_height = <value optimized out>
	scaled_y = <value optimized out>
	pixmap = (GdkPixmap *) 0x7f1b3a7a2c95
	destcr = (cairo_t *) 0xf66d40
	wnck_windows = <value optimized out>
	win_iter = (GList *) 0xf3d300
	wnck_spaces = <value optimized out>
	iter = <value optimized out>
	top_win = (WnckWindow *) 0xf66d40
	ws = (Workplace_info *) 0xf9c410
#2  0x00007f1b3a77f62e in IA__g_closure_invoke (closure=0xfab820, 
    return_value=0x0, n_param_values=1, param_values=0xee4a20, 
    invocation_hint=0x7fff9d146ef0)
    at /build/buildd/glib2.0-2.21.2/gobject/gclosure.c:767
	marshal = (GClosureMarshal) 0xee8ea0
	marshal_data = (gpointer) 0x27
	__PRETTY_FUNCTION__ = "IA__g_closure_invoke"
#3  0x00007f1b3a795836 in signal_emit_unlocked_R (node=0xf7c970, 
    detail=<value optimized out>, instance=<value optimized out>, 
    emission_return=<value optimized out>, 
    instance_and_params=<value optimized out>)
    at /build/buildd/glib2.0-2.21.2/gobject/gsignal.c:3247
	tmp = (Handler *) 0x7f1b3a2995b0
	handler = (Handler *) 0xf94cd0
	accumulator = (SignalAccumulator *) 0x0
	emission = {next = 0x0, instance = 0xf7d0e0, ihint = {
    signal_id = 145, detail = 0, run_type = G_SIGNAL_RUN_FIRST}, 
  state = EMISSION_RUN, chain_type = 4}
	class_closure = (GClosure *) 0xf7ce70
	handler_list = (Handler *) 0xf94cd0
	return_accu = <value 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}}}
	signal_id = 145
	max_sequential_handler_number = <value optimized out>
	return_value_altered = 0
#4  0x00007f1b3a796c7e in IA__g_signal_emit_valist (instance=0xf7d0e0, 
    signal_id=<value optimized out>, detail=0, var_args=0x7fff9d1470e0)
    at /build/buildd/glib2.0-2.21.2/gobject/gsignal.c:2980
	signal_return_type = 4
	param_values = <value optimized out>
	node = (SignalNode *) 0xf7c970
	i = <value optimized out>
	n_params = <value optimized out>
	__PRETTY_FUNCTION__ = "IA__g_signal_emit_valist"
#5  0x00007f1b3a797203 in IA__g_signal_emit (instance=0x7f1b3a7a2c95, 
    signal_id=998324176, detail=408456012)
    at /build/buildd/glib2.0-2.21.2/gobject/gsignal.c:3037
	var_args = {{gp_offset = 24, fp_offset = 48, 
    overflow_arg_area = 0x7fff9d1471c0, reg_save_area = 0x7fff9d147100}}
#6  0x00007f1b2e22bb0e in do_update_now (screen=0xf7d0e0) at screen.c:2381
No locals.
#7  0x00007f1b2e22bd54 in update_idle (data=0x7f1b3a7a2c95) at screen.c:2337
No locals.
#8  0x00007f1b3a4e68fe in IA__g_main_context_dispatch (context=0xf2b6a0)
    at /build/buildd/glib2.0-2.21.2/glib/gmain.c:1814
No locals.
#9  0x00007f1b3a4e9fd8 in g_main_context_iterate (context=0xf2b6a0, 
    block=<value optimized out>, dispatch=<value optimized out>, 
    self=<value optimized out>)
    at /build/buildd/glib2.0-2.21.2/glib/gmain.c:2445
	max_priority = 200
	timeout = 0
	some_ready = 1
	nfds = 8
	allocated_nfds = 978282864
	fds = <value optimized out>
	__PRETTY_FUNCTION__ = "g_main_context_iterate"
#10 0x00007f1b3a4ea435 in IA__g_main_loop_run (loop=0xf349f0)
    at /build/buildd/glib2.0-2.21.2/glib/gmain.c:2653
	self = (GThread *) 0xee44b0
	__PRETTY_FUNCTION__ = "IA__g_main_loop_run"
#11 0x00007f1b3af15027 in IA__gtk_main ()
    at /build/buildd/gtk+2.0-2.17.2/gtk/gtkmain.c:1205
	tmp_list = (GList *) 0x2e00046
	functions = (GList *) 0x0
	init = (GtkInitFunction *) 0xf99030
	loop = <value optimized out>
#12 0x0000000000401a22 in ?? ()
#13 0x00007f1b39f3b5e6 in __libc_start_main (
    main=0x401800 <gtk_window_get_type@plt+824>, argc=11, 
    ubp_av=0x7fff9d147578, init=0x401c20 <gtk_window_get_type@plt+1880>, 
    fini=<value optimized out>, rtld_fini=<value optimized out>, 
    stack_end=0x7fff9d147568) at libc-start.c:220
	result = <value optimized out>
	unwind_buf = {cancel_jmp_buf = {{jmp_buf = {4201504, 
        3116275469581079229, 4199648, 140735828751728, 0, 0, 
        -3116484140862221635, -3095855445183114563}, mask_was_saved = 0}}, 
  priv = {pad = {0x0, 0x0, 0xb, 0x401800}, data = {prev = 0x0, cleanup = 0x0, 
      canceltype = 11}}}
	not_first_call = <value optimized out>
#14 0x0000000000401509 in ?? ()
#15 0x00007fff9d147568 in ?? ()
#16 0x000000000000001c in ?? ()
#17 0x000000000000000b in ?? ()
#18 0x00007fff9d148b03 in ?? ()
#19 0x0000000000000000 in ?? ()