{"ast_node_type":"other","tokens":[{"end":15,"kind":"keyword","start":0,"text":"debug!("}]}
        debug!(
        let method_sig_rcvr = self.normalize(self.span, method_sig.inputs()[0]);
            "confirm: self_ty={:?} method_sig_rcvr={:?} method_sig={:?} method_predicates={:?}",