{"ast_node_type":"other","tokens":[{"end":57,"kind":"keyword","start":0,"text":"diag.primary_message(self.ambiguity.msg.clone());"}]}
        diag.primary_message(self.ambiguity.msg.clone());
    fn decorate_lint<'b>(self, diag: &'b mut Diag<'a, G>) {
        rustc_errors::report_ambiguity_error(diag, self.ambiguity);