Update to latest tokio to match hyper, clean up some warnings

Cargo.toml

@@ -20,13 +20,13 @@ stream = ["bytes"]
 [dependencies]
 log = "0.4"
 futures-preview = { version = "0.3.0-alpha.18", features = ["async-await", "nightly"] }
-pin-project = "0.4.0-alpha.7"
-tokio-io = "0.2.0-alpha.4"
+pin-project = "0.4.0-alpha.9"
+tokio-io = "0.2.0-alpha.5"
 
 [dependencies.tungstenite]
 #version = "0.9.1"
-git = "https://github.com/dbcfd/tungstenite-rs.git"
-branch = "expose-machine"
+git = "https://github.com/snapview/tungstenite-rs.git"
+branch = "master"
 default-features = false
 
 [dependencies.bytes]
@@ -44,13 +44,13 @@ git = "https://github.com/sbstp/tokio-dns.git"
 
 [dependencies.tokio-net]
 optional = true
-version = "0.2.0-alpha.4"
+version = "0.2.0-alpha.5"
 
 [dependencies.tokio-tls]
 optional = true
-version = "0.3.0-alpha.4"
+version = "0.3.0-alpha.5"
 
 [dev-dependencies]
-tokio = "0.2.0-alpha.4"
+tokio = "0.2.0-alpha.5"
 url = "2.0.0"
 env_logger = "0.6.1"

examples/autobahn-server.rs

@@ -1,4 +1,4 @@
-use futures::{SinkExt, StreamExt};
+use futures::StreamExt;
 use log::*;
 use std::net::{SocketAddr, ToSocketAddrs};
 use tokio::net::{TcpListener, TcpStream};

tests/handshakes.rs

@@ -5,7 +5,7 @@ use tokio_tungstenite::{accept_async, client_async};
 
 #[tokio::test]
 async fn handshakes() {
-    let (mut tx, rx) = futures::channel::oneshot::channel();
+    let (tx, rx) = futures::channel::oneshot::channel();
 
     let f = async move {
         let address = "0.0.0.0:12345"
@@ -25,7 +25,7 @@ async fn handshakes() {
 
     tokio::spawn(f);
 
-    rx.await;
+    rx.await.expect("Failed to wait for server to be ready");
     let address = "0.0.0.0:12345"
         .to_socket_addrs()
         .expect("Not a valid address")
@@ -35,7 +35,7 @@ async fn handshakes() {
         .await
         .expect("Failed to connect");
     let url = url::Url::parse("ws://localhost:12345/").unwrap();
-    let stream = client_async(url, tcp)
+    let _stream = client_async(url, tcp)
         .await
         .expect("Client failed to connect");
 }