{"ast_node_type":"other","tokens":[{"end":61,"kind":"keyword","start":0,"text":"NormalizationFailure(Ty<'tcx>,"}]}
    NormalizationFailure(Ty<'tcx>, NormalizationError<'tcx>),
    /// See `tests/ui/layout/normalization-failure.rs` for an example.
    /// A non-layout error is reported elsewhere.