{"ast_node_type":"other","tokens":[{"end":54,"kind":"keyword","start":0,"text":"RigidTy::Never"}]}
            RigidTy::Never => rustc_ty::TyKind::Never,
            RigidTy::Float(float_ty) => rustc_ty::TyKind::Float(float_ty.internal(tables, tcx)),
            RigidTy::Array(ty, cnst) => {