{"ast_node_type":"other","tokens":[{"end":80,"kind":"keyword","start":0,"text":"PlaceOp::Deref"}]}
            PlaceOp::Deref => (self.tcx.lang_items().deref_trait(), sym::deref),
        let (Some(imm_tr), imm_op) = (match op {
            PlaceOp::Index => (self.tcx.lang_items().index_trait(), sym::index),