diff --git a/.github/workflows/build-and-test.yml b/.github/workflows/build-and-test.yml
index f65f55a5..97b8be72 100644
--- a/.github/workflows/build-and-test.yml
+++ b/.github/workflows/build-and-test.yml
@@ -28,8 +28,8 @@ jobs:
         run: rustup toolchain install nightly
       - name: Build & Test (Default)
         run: cargo +nightly test --verbose --no-fail-fast
-      - name: Build & Test (--no-default-feature)
-        run: cargo +nightly test --verbose --no-default-feature --no-fail-fast
+      - name: Build & Test (--no-default-features)
+        run: cargo +nightly test --verbose --no-default-features --no-fail-fast
       - name: Build with All Features Enabled
         run: cargo +nightly build --verbose --features "local-redir local-dns local-http-rustls dns-over-tls dns-over-https"
 
@@ -49,8 +49,8 @@ jobs:
         run: rustup toolchain install nightly
       - name: Build & Test (Default)
         run: cargo +nightly test --verbose --no-fail-fast
-      - name: Build & Test (--no-default-feature)
-        run: cargo +nightly test --verbose --no-default-feature --no-fail-fast
+      - name: Build & Test (--no-default-features)
+        run: cargo +nightly test --verbose --no-default-features --no-fail-fast
       - name: Build with All Features Enabled
         run: cargo +nightly build --verbose --features "local-dns local-http-rustls dns-over-tls dns-over-https"
 
@@ -75,7 +75,7 @@ jobs:
         run: rustup toolchain install nightly
       - name: Build & Test (Default)
         run: cargo +nightly test --verbose --no-fail-fast
-      - name: Build & Test (--no-default-feature)
-        run: cargo +nightly test --verbose --no-default-feature --no-fail-fast
+      - name: Build & Test (--no-default-features)
+        run: cargo +nightly test --verbose --no-default-features --no-fail-fast
       - name: Build with All Features Enabled
         run: cargo +nightly build --verbose --features "local-redir local-dns local-http-rustls dns-over-tls dns-over-https"
diff --git a/Cargo.lock b/Cargo.lock
index 277fdc4a..29d3ebae 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -21,7 +21,7 @@ version = "0.11.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "ee49baf6cb617b853aa8d93bf420db2383fab46d314482ca2803b40d5fde979b"
 dependencies = [
- "winapi 0.3.9",
+ "winapi",
 ]
 
 [[package]]
@@ -49,7 +49,7 @@ checksum = "d9b39be18770d11421cdb1b9947a45dd3f37e93092cbf377614828a319d5fee8"
 dependencies = [
  "hermit-abi",
  "libc",
- "winapi 0.3.9",
+ "winapi",
 ]
 
 [[package]]
@@ -190,7 +190,7 @@ dependencies = [
  "num-integer",
  "num-traits",
  "time",
- "winapi 0.3.9",
+ "winapi",
 ]
 
 [[package]]
@@ -385,22 +385,6 @@ version = "1.2.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "2022715d62ab30faffd124d40b76f4134a550a87792276512b18d63272333394"
 
-[[package]]
-name = "fuchsia-zircon"
-version = "0.3.3"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "2e9763c69ebaae630ba35f74888db465e49e259ba1bc0eda7d06f4a067615d82"
-dependencies = [
- "bitflags",
- "fuchsia-zircon-sys",
-]
-
-[[package]]
-name = "fuchsia-zircon-sys"
-version = "0.3.3"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "3dcaa9ae7725d12cdb85b3ad99a434db70b468c09ded17e012d86b5c1010f7a7"
-
 [[package]]
 name = "futures"
 version = "0.3.8"
@@ -567,7 +551,7 @@ checksum = "3c731c3e10504cc8ed35cfe2f1db4c9274c3d35fa486e3b31df46f068ef3e867"
 dependencies = [
  "libc",
  "match_cfg",
- "winapi 0.3.9",
+ "winapi",
 ]
 
 [[package]]
@@ -670,15 +654,6 @@ dependencies = [
  "cfg-if 1.0.0",
 ]
 
-[[package]]
-name = "iovec"
-version = "0.1.4"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b2b3ea6ff95e175473f8ffe6a7eb7c00d054240321b84c57051175fe3c1e075e"
-dependencies = [
- "libc",
-]
-
 [[package]]
 name = "ipconfig"
 version = "0.2.2"
@@ -687,7 +662,7 @@ checksum = "f7e2f18aece9709094573a9f24f483c4f65caa4298e2f7ae1b71cc65d853fad7"
 dependencies = [
  "socket2",
  "widestring",
- "winapi 0.3.9",
+ "winapi",
  "winreg",
 ]
 
@@ -753,16 +728,6 @@ dependencies = [
  "serde",
 ]
 
-[[package]]
-name = "kernel32-sys"
-version = "0.2.2"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "7507624b29483431c0ba2d82aece8ca6cdba9382bff4ddd0f7490560c056098d"
-dependencies = [
- "winapi 0.2.8",
- "winapi-build",
-]
-
 [[package]]
 name = "lazy_static"
 version = "1.4.0"
@@ -837,7 +802,7 @@ dependencies = [
  "serde_yaml",
  "thread-id",
  "typemap",
- "winapi 0.3.9",
+ "winapi",
 ]
 
 [[package]]
@@ -898,25 +863,6 @@ dependencies = [
  "autocfg",
 ]
 
-[[package]]
-name = "mio"
-version = "0.6.22"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "fce347092656428bc8eaf6201042cb551b8d67855af7374542a92a0fbfcac430"
-dependencies = [
- "cfg-if 0.1.10",
- "fuchsia-zircon",
- "fuchsia-zircon-sys",
- "iovec",
- "kernel32-sys",
- "libc",
- "log",
- "miow 0.2.1",
- "net2",
- "slab",
- "winapi 0.2.8",
-]
-
 [[package]]
 name = "mio"
 version = "0.7.6"
@@ -925,32 +871,9 @@ checksum = "f33bc887064ef1fd66020c9adfc45bb9f33d75a42096c81e7c56c65b75dd1a8b"
 dependencies = [
  "libc",
  "log",
- "miow 0.3.6",
+ "miow",
  "ntapi",
- "winapi 0.3.9",
-]
-
-[[package]]
-name = "mio-uds"
-version = "0.6.8"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "afcb699eb26d4332647cc848492bbc15eafb26f08d0304550d5aa1f612e066f0"
-dependencies = [
- "iovec",
- "libc",
- "mio 0.6.22",
-]
-
-[[package]]
-name = "miow"
-version = "0.2.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "8c1f2f3b1cf331de6896aabf6e9d55dca90356cc9960cca7eaaf408a355ae919"
-dependencies = [
- "kernel32-sys",
- "net2",
- "winapi 0.2.8",
- "ws2_32-sys",
+ "winapi",
 ]
 
 [[package]]
@@ -960,7 +883,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "5a33c1b55807fbed163481b5ba66db4b2fa6cde694a5027be10fb724206c5897"
 dependencies = [
  "socket2",
- "winapi 0.3.9",
+ "winapi",
 ]
 
 [[package]]
@@ -981,17 +904,6 @@ dependencies = [
  "tempfile",
 ]
 
-[[package]]
-name = "net2"
-version = "0.2.35"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "3ebc3ec692ed7c9a255596c67808dee269f64655d8baf7b4f0638e51ba1d6853"
-dependencies = [
- "cfg-if 0.1.10",
- "libc",
- "winapi 0.3.9",
-]
-
 [[package]]
 name = "nix"
 version = "0.19.0"
@@ -1010,7 +922,7 @@ version = "0.3.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "3f6bb902e437b6d86e03cce10a7e2af662292c5dfef23b65899ea3ac9354ad44"
 dependencies = [
- "winapi 0.3.9",
+ "winapi",
 ]
 
 [[package]]
@@ -1119,7 +1031,7 @@ dependencies = [
  "libc",
  "redox_syscall",
  "smallvec",
- "winapi 0.3.9",
+ "winapi",
 ]
 
 [[package]]
@@ -1357,7 +1269,7 @@ version = "0.5.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "3acd125665422973a33ac9d3dd2df85edad0f4ae9b00dafb1a05e43a9f5ef8e7"
 dependencies = [
- "winapi 0.3.9",
+ "winapi",
 ]
 
 [[package]]
@@ -1382,7 +1294,7 @@ dependencies = [
  "spin 0.5.2",
  "untrusted",
  "web-sys",
- "winapi 0.3.9",
+ "winapi",
 ]
 
 [[package]]
@@ -1423,7 +1335,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "8f05ba609c234e60bee0d547fe94a4c7e9da733d1c962cf6e59efa4cd9c8bc75"
 dependencies = [
  "lazy_static",
- "winapi 0.3.9",
+ "winapi",
 ]
 
 [[package]]
@@ -1585,7 +1497,7 @@ dependencies = [
  "bloomfilter",
  "byte_string",
  "byteorder",
- "bytes 0.5.6",
+ "bytes 0.6.0",
  "cfg-if 1.0.0",
  "clap",
  "daemonize",
@@ -1603,8 +1515,7 @@ dependencies = [
  "log4rs",
  "lru_time_cache",
  "mimalloc",
- "mio 0.6.22",
- "mio-uds",
+ "mio",
  "native-tls",
  "nix",
  "pin-project 1.0.2",
@@ -1630,7 +1541,7 @@ dependencies = [
  "trust-dns-resolver",
  "url",
  "webpki-roots",
- "winapi 0.3.9",
+ "winapi",
 ]
 
 [[package]]
@@ -1662,14 +1573,14 @@ checksum = "7acad6f34eb9e8a259d3283d1e8c1d34d7415943d4895f65cc73813c7396fc85"
 
 [[package]]
 name = "socket2"
-version = "0.3.16"
+version = "0.3.17"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "7fd8b795c389288baa5f355489c65e71fd48a02104600d15c4cfbc561e9e429d"
+checksum = "2c29947abdee2a218277abeca306f25789c938e500ea5a9d4b12a5a504466902"
 dependencies = [
- "cfg-if 0.1.10",
+ "cfg-if 1.0.0",
  "libc",
  "redox_syscall",
- "winapi 0.3.9",
+ "winapi",
 ]
 
 [[package]]
@@ -1745,7 +1656,7 @@ dependencies = [
  "rand",
  "redox_syscall",
  "remove_dir_all",
- "winapi 0.3.9",
+ "winapi",
 ]
 
 [[package]]
@@ -1755,7 +1666,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "1e4129646ca0ed8f45d09b929036bafad5377103edd06e50bf574b353d2b08d9"
 dependencies = [
  "libc",
- "winapi 0.3.9",
+ "winapi",
 ]
 
 [[package]]
@@ -1805,7 +1716,7 @@ checksum = "c7fbf4c9d56b320106cd64fd024dadfa0be7cb4706725fc44a7d7ce952d820c1"
 dependencies = [
  "libc",
  "redox_syscall",
- "winapi 0.3.9",
+ "winapi",
 ]
 
 [[package]]
@@ -1825,7 +1736,7 @@ checksum = "6db9e6914ab8b1ae1c260a4ae7a49b6c5611b40328a735b21862567685e73255"
 dependencies = [
  "libc",
  "wasi 0.10.0+wasi-snapshot-preview1",
- "winapi 0.3.9",
+ "winapi",
 ]
 
 [[package]]
@@ -1855,14 +1766,14 @@ dependencies = [
  "lazy_static",
  "libc",
  "memchr",
- "mio 0.7.6",
+ "mio",
  "num_cpus",
  "parking_lot",
  "pin-project-lite 0.2.0",
  "signal-hook-registry",
  "slab",
  "tokio-macros",
- "winapi 0.3.9",
+ "winapi",
 ]
 
 [[package]]
@@ -2283,12 +2194,6 @@ version = "0.4.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "c168940144dd21fd8046987c16a46a33d5fc84eec29ef9dcddc2ac9e31526b7c"
 
-[[package]]
-name = "winapi"
-version = "0.2.8"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "167dc9d6949a9b857f3451275e911c3f44255842c1f7a76f33c55103a909087a"
-
 [[package]]
 name = "winapi"
 version = "0.3.9"
@@ -2299,12 +2204,6 @@ dependencies = [
  "winapi-x86_64-pc-windows-gnu",
 ]
 
-[[package]]
-name = "winapi-build"
-version = "0.1.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "2d315eee3b34aca4797b2da6b13ed88266e6d612562a0c46390af8299fc699bc"
-
 [[package]]
 name = "winapi-i686-pc-windows-gnu"
 version = "0.4.0"
@@ -2317,7 +2216,7 @@ version = "0.1.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "70ec6ce85bb158151cae5e5c87f95a8e97d2c0c4b001223f33a334e3ce5de178"
 dependencies = [
- "winapi 0.3.9",
+ "winapi",
 ]
 
 [[package]]
@@ -2332,17 +2231,7 @@ version = "0.6.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "b2986deb581c4fe11b621998a5e53361efe6b48a151178d0cd9eeffa4dc6acc9"
 dependencies = [
- "winapi 0.3.9",
-]
-
-[[package]]
-name = "ws2_32-sys"
-version = "0.2.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "d59cefebd0c892fa2dd6de581e937301d8552cb44489cdff035c6187cb63fa5e"
-dependencies = [
- "winapi 0.2.8",
- "winapi-build",
+ "winapi",
 ]
 
 [[package]]
diff --git a/Cargo.toml b/Cargo.toml
index 34120fe2..43cd8192 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -77,71 +77,13 @@ tcmalloc-vendored = ["tcmalloc/bundled"]
 
 
 [target.'cfg(any(target_arch = "x86", target_arch = "x86_64"))'.dependencies]
-shadowsocks-crypto = { version = "0.1", features = [ "ring" ] }
+shadowsocks-crypto = { version = "0.1", features = ["ring"] }
 
 [target.'cfg(any(target_arch = "arm", target_arch = "aarch64"))'.dependencies]
-shadowsocks-crypto = { version = "0.1", features = [ "ring" ] }
+shadowsocks-crypto = { version = "0.1", features = ["ring"] }
 
 [target.'cfg(not(any(target_arch = "x86", target_arch = "x86_64", target_arch = "arm", target_arch = "aarch64")))'.dependencies]
-shadowsocks-crypto = { version = "0.1", features = [ ] }
-
-[dependencies]
-log    = "0.4"
-rand   = "0.7"
-clap   = { version = "2.33", features = ["wrap_help", "suggestions"] }
-log4rs = "0.13"
-libc   = "0.2"
-bytes  = "0.5"
-url    = "2.1"
-regex  = "1"
-cfg-if = "1.0"
-base64 = "0.13"
-byteorder   = "1"
-byte_string = "1.0"
-lazy_static = "1.4"
-
-ring      = "0.16"
-
-spin    = "0.7"
-mio     = "0.6"
-mio-uds = "0.6"
-socket2 = "0.3"
-pin-project = "1.0"
-bloomfilter = "^1.0.2"
-
-json5 = "0.2"
-futures = "0.3"
-async-trait = "0.1"
-
-tokio = { version = "^0.3", features = [ "full" ] }
-tokio-native-tls = { version = "0.2", optional = true }
-native-tls = { version = "0.2", optional = true }
-tokio-rustls = { version = "0.20", optional = true }
-webpki-roots = { version = "0.20", optional = true }
-rustls-native-certs = { version = "0.4", optional = true }
-
-qrcode = { version = "0.12", default-features = false }
-serde = { version = "1.0", features = ["derive"] }
-serde_json = "1.0"
-serde_urlencoded = "0.7"
-
-lru_time_cache = "0.11"
-http  = { version = "0.2",  optional = true }
-# trust-dns-resolver = { version = "0.19", optional = true }
-# trust-dns-proto = "0.19"
-trust-dns-resolver = { git = "https://github.com/bluejekyll/trust-dns.git", optional = true, branch = "upgrade-to-tokio-0.3", features = ["serde-config"] }
-trust-dns-proto = { git = "https://github.com/bluejekyll/trust-dns.git", optional = true, branch = "upgrade-to-tokio-0.3" }
-hyper = { git = "https://github.com/hyperium/hyper.git", optional = true, features = ["full"] }
-tower = { git = "https://github.com/tower-rs/tower.git", optional = true }
-
-strum = "0.19"
-strum_macros = "0.19"
-ipnet = "2.2"
-iprange = "0.6"
-
-mimalloc     = { version = "0.1", optional = true }
-tcmalloc     = { version = "0.3", optional = true }
-jemallocator = { version = "0.3", optional = true }
+shadowsocks-crypto = { version = "0.1", features = [] }
 
 
 [target.'cfg(windows)'.dependencies]
@@ -152,7 +94,64 @@ winapi = { version = "0.3", features = ["mswsock", "winsock2"] }
 nix = "0.19"
 
 [target.'cfg(unix)'.dependencies]
-daemonize = "^0.4.1"
+daemonize = "0.4"
+
+[dependencies]
+log = "0.4"
+log4rs = "0.13"
+
+rand = "0.7"
+clap = { version = "2", features = ["wrap_help", "suggestions"] }
+libc = "0.2"
+bytes = "0.6"
+url = "2.2"
+regex = "1.4"
+cfg-if = "1"
+byteorder = "1.3"
+byte_string = "1.0"
+lazy_static = "1.4"
+spin = "0.7"
+pin-project = "1.0"
+bloomfilter = "1.0.2"
+lru_time_cache = "0.11"
+
+ring = "0.16"
+
+futures = "0.3"
+async-trait = "0.1"
+
+mio = "0.7"
+socket2 = "0.3"
+tokio = { version = "0.3.1", features = [ "full" ] }
+tokio-native-tls = { version = "0.2", optional = true }
+native-tls = { version = "0.2", optional = true }
+tokio-rustls = { version = "0.20", optional = true }
+webpki-roots = { version = "0.20", optional = true }
+rustls-native-certs = { version = "0.4", optional = true }
+
+json5 = "0.2"
+base64 = "0.13"
+qrcode = { version = "0.12", default-features = false }
+serde = { version = "1.0", features = ["derive"] }
+serde_json = "1.0"
+serde_urlencoded = "0.7"
+strum = "0.19"
+strum_macros = "0.19"
+
+http = { version = "0.2", optional = true }
+# trust-dns-resolver = { version = "0.19", optional = true }
+# trust-dns-proto = "0.19"
+trust-dns-resolver = { git = "https://github.com/bluejekyll/trust-dns.git", optional = true, branch = "upgrade-to-tokio-0.3", features = ["serde-config"] }
+trust-dns-proto = { git = "https://github.com/bluejekyll/trust-dns.git", optional = true, branch = "upgrade-to-tokio-0.3" }
+hyper = { git = "https://github.com/hyperium/hyper.git", optional = true, features = ["full"] }
+tower = { git = "https://github.com/tower-rs/tower.git", optional = true }
+
+ipnet = "2.3"
+iprange = "0.6"
+
+mimalloc = { version = "0.1", optional = true }
+tcmalloc = { version = "0.3", optional = true }
+jemallocator = { version = "0.3", optional = true }
 
 [dev-dependencies]
 env_logger = "0.8"
diff --git a/src/relay/socks5.rs b/src/relay/socks5.rs
index 7c2d07f5..5a936751 100644
--- a/src/relay/socks5.rs
+++ b/src/relay/socks5.rs
@@ -13,7 +13,7 @@ use std::{
     vec,
 };
 
-use bytes::{buf::BufExt, Buf, BufMut, BytesMut};
+use bytes::{Buf, BufMut, BytesMut};
 use tokio::prelude::*;
 
 pub use self::consts::{
@@ -229,7 +229,7 @@ impl Address {
                 buf.resize(6, 0);
                 let _ = stream.read_exact(&mut buf).await?;
 
-                let mut cursor = buf.to_bytes();
+                let mut cursor = buf.freeze();
                 let v4addr = Ipv4Addr::new(cursor.get_u8(), cursor.get_u8(), cursor.get_u8(), cursor.get_u8());
                 let port = cursor.get_u16();
                 Ok(Address::SocketAddress(SocketAddr::V4(SocketAddrV4::new(v4addr, port))))
@@ -266,9 +266,9 @@ impl Address {
                 buf.resize(buf_length, 0);
                 let _ = stream.read_exact(&mut buf).await?;
 
-                let mut cursor = buf.to_bytes();
+                let mut cursor = buf.freeze();
                 let mut raw_addr = Vec::with_capacity(length);
-                raw_addr.put(&mut BufExt::take(&mut cursor, length));
+                raw_addr.put(&mut Buf::take(&mut cursor, length));
                 let addr = match String::from_utf8(raw_addr) {
                     Ok(addr) => addr,
                     Err(..) => return Err(Error::new(Reply::GeneralFailure, "invalid address encoding")),
diff --git a/src/relay/tcprelay/aead.rs b/src/relay/tcprelay/aead.rs
index f49249c7..1b36725b 100644
--- a/src/relay/tcprelay/aead.rs
+++ b/src/relay/tcprelay/aead.rs
@@ -208,7 +208,11 @@ impl DecryptedReader {
     {
         let mut remaining = size - self.buffer.len();
         while remaining > 0 {
-            let mut buffer = ReadBuf::uninit(&mut self.buffer.bytes_mut()[..remaining]);
+            let raw_buffer = &mut self.buffer.bytes_mut()[..remaining];
+            assert_eq!(raw_buffer.len(), remaining);
+
+            let mut buffer =
+                unsafe { ReadBuf::uninit(slice::from_raw_parts_mut(raw_buffer.as_mut_ptr() as *mut _, remaining)) };
 
             // It has enough space, I am sure about that
             ready!(Pin::new(&mut *r).poll_read(ctx, &mut buffer))?;
diff --git a/src/relay/tcprelay/crypto_io.rs b/src/relay/tcprelay/crypto_io.rs
index ff355e77..3062dea3 100644
--- a/src/relay/tcprelay/crypto_io.rs
+++ b/src/relay/tcprelay/crypto_io.rs
@@ -4,16 +4,12 @@ use std::{
     io,
     marker::Unpin,
     pin::Pin,
+    slice,
     task::{Context, Poll},
 };
 
 use byte_string::ByteStr;
-use bytes::{
-    buf::ext::{BufMutExt, Limit},
-    BufMut,
-    Bytes,
-    BytesMut,
-};
+use bytes::{buf::Limit, BufMut, Bytes, BytesMut};
 use futures::ready;
 use log::trace;
 use tokio::io::{AsyncRead, AsyncWrite, ReadBuf, ReadHalf, WriteHalf};
@@ -156,7 +152,13 @@ where
     fn poll_read_handshake(&mut self, cx: &mut Context<'_>) -> Poll<io::Result<()>> {
         if let ReadStatus::WaitIv(ref ctx, ref mut buf, method, ref key) = self.read_status {
             while buf.has_remaining_mut() {
-                let mut buffer = ReadBuf::uninit(buf.bytes_mut());
+                let raw_buffer = buf.bytes_mut();
+                let mut buffer = unsafe {
+                    ReadBuf::uninit(slice::from_raw_parts_mut(
+                        raw_buffer.as_mut_ptr() as *mut _,
+                        raw_buffer.len(),
+                    ))
+                };
                 ready!(Pin::new(&mut self.stream).poll_read(cx, &mut buffer))?;
                 let n = buffer.filled().len();
                 unsafe {