ref let

src/main.rs

@@ -37,7 +37,7 @@ fn main() {
         Some(c) => c, None => return,
     };
 
-    let keep_running_config: Arc<KeepRunningConfig> = Arc::new(keep_running_config);
+    let keep_running_config = Arc::new(keep_running_config);
     for check_cnt in 0.. {
         print_info(&format!("Check index: {} @{:?}", check_cnt, Local::now()));
         keep_runningd(keep_running_config.clone());