The tokio-native-tls/examples/echo failed to compile

[uudiin]

error[E0277]: the trait bound tokio::net::TcpStream: tokio::io::async_read::AsyncRead is not satisfied
--> src/main.rs:33:54
|
33 | let mut tls_stream = tls_acceptor.accept(socket).await.expect("accept error");
| ^^^^^^ the trait tokio::io::async_read::AsyncRead is not implemented for tokio::net::TcpStream

error[E0277]: the trait bound tokio::net::TcpStream: tokio::io::async_write::AsyncWrite is not satisfied
--> src/main.rs:33:54
|
33 | let mut tls_stream = tls_acceptor.accept(socket).await.expect("accept error");
| ^^^^^^ the trait tokio::io::async_write::AsyncWrite is not implemented for tokio::net::TcpStream

error[E0599]: no method named read found for struct tokio_tls::TlsStream<tokio::net::TcpStream> in the current scope
--> src/main.rs:38:18
|
38 | .read(&mut buf)
| ^^^^ method not found in tokio_tls::TlsStream<tokio::net::TcpStream>
|
::: /Users/tianjia/.cargo/registry/src/mirrors.sjtug.sjtu.edu.cn-7a04d2510079875b/tokio-tls-0.3.1/src/lib.rs:60:1
|
60 | pub struct TlsStream(native_tls::TlsStream<AllowStd>);
| ------------------------------------------------------------
| |
| doesn't satisfy _: AsyncReadExt
| doesn't satisfy _: AsyncRead
|
= note: the method read exists but the following trait bounds were not satisfied:
tokio_tls::TlsStream<tokio::net::TcpStream>: AsyncRead
which is required by tokio_tls::TlsStream<tokio::net::TcpStream>: AsyncReadExt

error[E0599]: no method named write_all found for struct tokio_tls::TlsStream<tokio::net::TcpStream> in the current scope
--> src/main.rs:49:18
|
49 | .write_all(&buf[0..n])
| ^^^^^^^^^ method not found in tokio_tls::TlsStream<tokio::net::TcpStream>
|
::: /Users/tianjia/.cargo/registry/src/mirrors.sjtug.sjtu.edu.cn-7a04d2510079875b/tokio-tls-0.3.1/src/lib.rs:60:1
|
60 | pub struct TlsStream(native_tls::TlsStream<AllowStd>);
| ------------------------------------------------------------
| |
| doesn't satisfy _: AsyncWriteExt
| doesn't satisfy _: AsyncWrite
|
= note: the method write_all exists but the following trait bounds were not satisfied:
tokio_tls::TlsStream<tokio::net::TcpStream>: AsyncWrite
which is required by tokio_tls::TlsStream<tokio::net::TcpStream>: AsyncWriteExt