{"ast_node_type":"other","tokens":[{"end":69,"kind":"keyword","start":0,"text":"DebruijnIndex::INNERMOST,"}]}
                                            DebruijnIndex::INNERMOST,
                                        value: chalk_ir::ConstValue::BoundVar(BoundVar::new(
                                            generics.type_or_const_param_idx(p.into()).ok_or(