{"ast_node_type":"other","tokens":[{"end":97,"kind":"keyword","start":0,"text":"param_env.and(DeeplyNormalize"}]}
                    param_env.and(DeeplyNormalize { value: ty }).fully_perform(self.infcx, span);
                let result: Result<_, ErrorGuaranteed> =
                let Ok(TypeOpOutput { output: norm_ty, constraints: c, .. }) = result else {