compile but not works propertly

src/main.rs

@@ -0,0 +1,31 @@
+use std::net::{TcpListener, TcpStream};
+use std::io::prelude::*;
+mod client;
+
+fn main() {
+    let listener = TcpListener::bind("127.0.0.1:25567").unwrap();
+    let mut buf: [u8; 128] = [1; 128];
+    for stream in listener.incoming() {
+        //stream.unwrap().write(buf);
+        match stream {
+            Ok(mut stream) => {
+                /*println!("Go!");
+                stream.write("test succes/n".as_bytes());
+                stream.read(&mut buf);
+                stream.flush();*/
+                println!("Go!");
+                let leng = stream.read(&mut buf).unwrap();
+                buf[(buf[0]-1) as usize] += 2;
+                let mut sstream = TcpStream::connect("127.0.0.1:25565").unwrap();
+                sstream.write(&buf[.. leng]);
+                let c1 = client::Client::new(stream,sstream, &buf);
+                c1.to_string();
+                c1.start_proxy().0.join();
+                c1.start_proxy().1.join();
+                },
+
+            Err(_e) => println!("{}",_e),
+        }
+    }
+}
+