#0  setup_context (registry=<synthetic pointer>, module=<synthetic pointer>, lineno=<synthetic pointer>, filename=<synthetic pointer>, stack_level=1) at ../Python/_warnings.c:449
        globals = <optimized out>
        f = <optimized out>
#1  do_warn (message="IA__gtk_widget_style_get: assertion `GTK_IS_WIDGET (widget)' failed", category=<type at remote 0x8a936ec>, stack_level=1) at ../Python/_warnings.c:594
        filename = <optimized out>
        module = <optimized out>
        registry = <optimized out>
        res = <optimized out>
        lineno = <optimized out>
#2  0x080dd263 in PyErr_WarnEx (category=<type at remote 0x8a936ec>, text=0x8c7b0a0 "IA__gtk_widget_style_get: assertion `GTK_IS_WIDGET (widget)' failed", stack_level=1) at ../Python/_warnings.c:720
        res = <optimized out>
        message = "IA__gtk_widget_style_get: assertion `GTK_IS_WIDGET (widget)' failed"
#3  0x00c0affa in ?? ()
No symbol table info available.
Backtrace stopped: Not enough registers or memory available to unwind further