#0  save_tree_state (ml=0x0) at message-list.c:1994
        filename = <value optimized out>
#1  0x00007f9b9fbdce37 in mail_shell_view_prepare_for_quit_cb (mail_shell_view=<value optimized out>, activity=0x2a0e320) at e-mail-shell-view-private.c:416
        mail_shell_content = <value optimized out>
        folder = 0x0
        reader = <value optimized out>
        mail_view = <value optimized out>
        message_list = 0x0
#2  0x00007f9bb0c2a81c in g_closure_invoke (closure=0x7f9ba00a87a0, return_value=0x0, n_param_values=2, param_values=0x7f9ba0394e60, invocation_hint=0x7fffa545b800) at /build/buildd/glib2.0-2.28.5/./gobject/gclosure.c:767
        marshal = <value optimized out>
        marshal_data = <value optimized out>
        in_marshal = 0
        __PRETTY_FUNCTION__ = "g_closure_invoke"
#3  0x00007f9bb0c3c019 in signal_emit_unlocked_R (node=<value optimized out>, detail=0, instance=0x26214e0, emission_return=0x0, instance_and_params=0x7f9ba0394e60) at /build/buildd/glib2.0-2.28.5/./gobject/gsignal.c:3252
        tmp = <value optimized out>
        handler = 0x7f9ba02be230
        accumulator = 0x0
        emission = {next = 0x7fffa545bc90, instance = 0x26214e0, ihint = {signal_id = 161, detail = 0, run_type = G_SIGNAL_RUN_FIRST}, state = EMISSION_RUN, chain_type = 4}
        class_closure = 0x26a5830
        handler_list = 0x33a5890
        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 = 161
        max_sequential_handler_number = 16094
        return_value_altered = 1
#4  0x00007f9bb0c45258 in g_signal_emit_valist (instance=<value optimized out>, signal_id=<value optimized out>, detail=<value optimized out>, var_args=<value optimized out>) at /build/buildd/glib2.0-2.28.5/./gobject/gsignal.c:2983
        instance_and_params = 0x7f9ba0394e60
        signal_return_type = 4
        param_values = 0x7f9ba0394e78
        node = 0x26a58a0
        i = <value optimized out>
        n_params = 1
        __PRETTY_FUNCTION__ = "g_signal_emit_valist"
#5  0x00007f9bb0c4541f in g_signal_emit (instance=<value optimized out>, signal_id=<value optimized out>, detail=<value optimized out>) at /build/buildd/glib2.0-2.28.5/./gobject/gsignal.c:3040
        var_args = {{gp_offset = 32, fp_offset = 48, overflow_arg_area = 0x7fffa545baf0, reg_save_area = 0x7fffa545ba30}}
#6  0x00007f9bb7a6e95b in shell_prepare_for_quit (shell=0x26214e0) at e-shell.c:363
        list = <value optimized out>
        iter = <value optimized out>
#7  0x00007f9bb7a6f8db in e_shell_quit (shell=0x26214e0, reason=E_SHELL_QUIT_LAST_WINDOW) at e-shell.c:1940
        app = 0x26214e0
        response = <value optimized out>
        __PRETTY_FUNCTION__ = "e_shell_quit"
#8  0x00007f9bb7a6f91d in shell_window_delete_event_cb (shell=0x26214e0, window=<value optimized out>) at e-shell.c:153
No locals.
#9  0x00007f9bb2a5d4b8 in gtk_marshal_VOID__UINT_STRING (closure=0x0, return_value=0x333c000, n_param_values=3025945280, param_values=0x0, invocation_hint=0x386d0b0, marshal_data=0x7fffa545bce0) at /build/buildd/gtk+2.0-2.24.4/gtk/gtkmarshal.c:1112
        callback = <value optimized out>
        cc = 0x0
        data1 = <value optimized out>
        data2 = <value optimized out>
        __PRETTY_FUNCTION__ = "gtk_marshal_VOID__UINT_STRING"
#10 0x000000000321ce20 in ?? ()
No symbol table info available.
#11 0x0000000000000000 in ?? ()
No symbol table info available.