{"ast_node_type":"other","tokens":[{"end":96,"kind":"keyword","start":0,"text":"CanonicalVarKind::Const(u)"}]}
                CanonicalVarKind::Const(u) => CanonicalVarKind::Const(reverse_universe_map[&u]),
                CanonicalVarKind::Region(u) => CanonicalVarKind::Region(reverse_universe_map[&u]),
                CanonicalVarKind::PlaceholderTy(placeholder) => {