{"ast_node_type":"other","tokens":[{"end":46,"kind":"keyword","start":0,"text":"#[instrument(skip(self),"}]}
    #[instrument(skip(self), level = "debug")]
    /// to ensure that the constant evaluates successfully and walk the result.
    fn visit_const_operand(&mut self, constant: &mir::ConstOperand<'tcx>, _location: Location) {