{"ast_node_type":"other","tokens":[{"end":90,"kind":"keyword","start":0,"text":"\"the"}]}
        "the `#[rustc_nonnull_optimization_guaranteed]` attribute is just used to enable \
        rustc_nonnull_optimization_guaranteed, Normal, template!(Word), WarnFollowing,
        niche optimizations in libcore and libstd and will never be stable",