{"ast_node_type":"other","tokens":[{"end":70,"kind":"keyword","start":0,"text":"trace!(\"Running"}]}
        trace!("Running SimplifyConstCondition on {:?}", body.source);
    fn run_pass(&self, tcx: TyCtxt<'tcx>, body: &mut Body<'tcx>) {
        let typing_env = body.typing_env(tcx);