{"ast_node_type":"other","tokens":[{"end":90,"kind":"keyword","start":0,"text":"ty::FloatVarValue::Known(ty)"}]}
                    ty::FloatVarValue::Known(ty) => Ok(Ty::new_float(self.infcx.tcx, ty)),
                let input = match value {
                    ty::FloatVarValue::Unknown => {