{"ast_node_type":"other","tokens":[{"end":98,"kind":"keyword","start":0,"text":"span_bug!(self.cur_span(),"}]}
                    span_bug!(self.cur_span(), "dynamic call on non-`dyn` type {}", receiver_tail)
                let ty::Dynamic(receiver_trait, _, ty::Dyn) = receiver_tail.kind() else {
                };