print wget exit status

src/main.rs

@@ -189,8 +189,9 @@ fn download(map_list: Vec<u64>) -> BoxResult<()>{
         .spawn()
     }).collect();
     //naively wait for all because idk how to make an async progress bar lmao
-    for mut child in processes_result?{
-        child.wait()?;
+    for child in processes_result?{
+        let output=child.wait_with_output()?;
+        println!("map exit_success:{}",output.status.success());
     }
     Ok(())
 }