{"ast_node_type":"variable","tokens":[{"end":77,"kind":"keyword","start":0,"text":"let"}]}
            let inline_bound = rust_ir::InlineBound::TraitBound(trait_bound);
                rust_ir::TraitBound { trait_id: sized_trait, args_no_self: Default::default() };
            chalk_ir::Binders::empty(Interner, inline_bound)