{"ast_node_type":"other","tokens":[{"end":52,"kind":"keyword","start":0,"text":"///"}]}
    /// Allows `#[track_caller]` on async functions.
    (incomplete, async_fn_in_dyn_trait, "1.85.0", Some(133119)),
    (unstable, async_fn_track_caller, "1.73.0", Some(110011)),