.
Thread 1 (process 16721):
#0  0x00007f0c1fc75969 in IA__gtk_accel_label_set_accel_widget (
    accel_label=0xfdac1467, accel_widget=0x413a730)
    at /build/buildd/gtk+2.0-2.16.1/gtk/gtkaccellabel.c:395
	__t = <value optimized out>
	__r = <value optimized out>
	__PRETTY_FUNCTION__ = "IA__gtk_accel_label_set_accel_widget"
#1  0x0000000003704fb0 in ?? ()
#2  0x0000000003305a40 in ?? ()
#3  0x00007f0c1fe90c32 in gtk_ctree_drag_begin (widget=0x0, context=0x0)
    at /build/buildd/gtk+2.0-2.16.1/gtk/gtkctree.c:5884
	__PRETTY_FUNCTION__ = "gtk_ctree_drag_begin"
#4  0x000000000413a730 in ?? ()
#5  0x000000000413a730 in ?? ()
#6  0x00007f0c1fe92307 in gtk_file_selection_rename_file (
    widget=<value optimized out>, data=<value optimized out>)
    at /build/buildd/gtk+2.0-2.16.1/gtk/gtkfilesel.c:1824
	fs = (GtkFileSelection *) 0x3daa560
	label = (GtkWidget *) 0x100000001
	dialog = <value optimized out>
	vbox = <value optimized out>
	button = <value optimized out>
	__PRETTY_FUNCTION__ = "gtk_file_selection_rename_file"
#7  0x0000000002954670 in ?? ()
#8  0x0000000000000190 in ?? ()
#9  0x00007f0c21601780 in ?? () from /usr/lib/libgobject-2.0.so.0
No locals.
#10 0x0000000000000000 in ?? ()