{"ast_node_type":"other","tokens":[{"end":64,"kind":"keyword","start":0,"text":"(unstable,"}]}
    (unstable, impl_trait_in_assoc_type, "1.70.0", Some(63063)),
    /// Allows `impl Trait` to be used inside associated types (RFC 2515).
    /// Allows `impl Trait` in bindings (`let`).