{"ast_node_type":"other","tokens":[{"end":60,"kind":"keyword","start":0,"text":"#[instrument(level"}]}
    #[instrument(level = "trace", skip(self, hir_generics))]
    /// Instead, we can only lower the bounds for a type parameter `X` if `X::Foo` is used.
    fn probe_ty_param_bounds_in_generics(