diff --git a/.gitignore b/.gitignore
index c184a931..52b51dc2 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,3 +1,5 @@
 .cargo
 target
 Cargo.lock
+
+rustc-ice-*.txt
diff --git a/Cargo.toml b/Cargo.toml
index ab1f20ac..02f9a467 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -73,13 +73,13 @@ hyper = { version = "1", features = ["server"] }
 hyper-util = { version = "0.1", features = ["server-auto", "tokio"] }
 
 futures-util = "0.3"
+rustls-pemfile = "1.0"
 tokio = { version = "1.35", features = ["net"] }
-tokio-tungstenite = "0.21"
+tokio-native-tls = "0.3"
+tokio-rustls = "0.24"
 tokio-stream = "0.1"
+tokio-tungstenite = "0.21"
 tokio-util = "0.7"
-rustls-pemfile = "1.0"
-tokio-rustls = "0.24"
-tokio-native-tls = "0.3"
 
 anyhow = "1.0"
 mime = "0.3"
diff --git a/viz-core/src/body.rs b/viz-core/src/body.rs
index 009bdcd9..9ed640ea 100644
--- a/viz-core/src/body.rs
+++ b/viz-core/src/body.rs
@@ -165,7 +165,7 @@ impl Body for OutgoingBody {
         match self.get_mut() {
             Self::Empty => Poll::Ready(None),
             Self::Full(full) => Pin::new(full).poll_frame(cx).map_err(Error::from),
-            Self::Boxed(body) => Pin::new(body.get_mut()).poll_frame(cx),
+            Self::Boxed(body) => Pin::new(body).get_pin_mut().poll_frame(cx),
         }
     }
 
@@ -198,7 +198,8 @@ impl Stream for OutgoingBody {
             Self::Full(full) => Pin::new(full)
                 .poll_frame(cx)
                 .map_err(|e| std::io::Error::new(std::io::ErrorKind::Other, e))?,
-            Self::Boxed(wrapper) => Pin::new(wrapper.get_mut())
+            Self::Boxed(wrapper) => Pin::new(wrapper)
+                .get_pin_mut()
                 .poll_frame(cx)
                 .map_err(|e| std::io::Error::new(std::io::ErrorKind::Other, e))?,
         } {
diff --git a/viz-test/tests/body.rs b/viz-test/tests/body.rs
index c62aa34f..0d6d6b8c 100644
--- a/viz-test/tests/body.rs
+++ b/viz-test/tests/body.rs
@@ -145,7 +145,7 @@ async fn outgoing_body() -> Result<()> {
     assert!(empty.frame().await.is_none());
     assert!(empty.frame().await.is_none());
 
-    let mut full_none = OutgoingBody::Full(Full::new(Bytes::new()));
+    let mut full_none = OutgoingBody::from(Full::new(Bytes::new()));
     assert!(full_none.is_end_stream());
     let size_hint = full_none.size_hint();
     assert_eq!(size_hint.lower(), 0);
@@ -154,7 +154,7 @@ async fn outgoing_body() -> Result<()> {
     assert!(full_none.frame().await.is_none());
     assert!(full_none.frame().await.is_none());
 
-    let mut full_some = OutgoingBody::<Bytes>::Full(Full::new(Bytes::from(vec![1, 0, 2, 4])));
+    let mut full_some = OutgoingBody::from(Full::new(Bytes::from(vec![1, 0, 2, 4])));
     assert!(!full_some.is_end_stream());
     let size_hint = full_some.size_hint();
     assert_eq!(size_hint.lower(), 4);
@@ -178,19 +178,21 @@ async fn outgoing_body() -> Result<()> {
 
     let mut boxed: OutgoingBody =
         UnsyncBoxBody::new(Full::new(Bytes::new()).map_err(Into::into)).into();
-    assert!(boxed.is_end_stream());
+    assert_eq!(boxed.is_end_stream(), false);
+    // boxed stream uses default size
     let size_hint = boxed.size_hint();
     assert_eq!(size_hint.lower(), 0);
-    assert_eq!(size_hint.upper(), Some(0));
+    assert_eq!(size_hint.upper(), None);
     assert_eq!(&format!("{boxed:?}"), r"Boxed(SyncWrapper)");
     assert!(boxed.frame().await.is_none());
 
     let mut boxed: OutgoingBody =
         UnsyncBoxBody::new(Full::new(Bytes::from(vec![2, 0, 4, 8])).map_err(Into::into)).into();
     assert!(!boxed.is_end_stream());
+    // boxed stream uses default size
     let size_hint = boxed.size_hint();
-    assert_eq!(size_hint.lower(), 4);
-    assert_eq!(size_hint.upper(), Some(4));
+    assert_eq!(size_hint.lower(), 0);
+    assert_eq!(size_hint.upper(), None);
     assert_eq!(&format!("{boxed:?}"), r"Boxed(SyncWrapper)");
     assert_eq!(
         boxed
@@ -219,7 +221,7 @@ async fn outgoing_stream() -> Result<()> {
     reader.read_to_end(&mut buf).await?;
     assert!(buf.is_empty());
 
-    let full_none = OutgoingBody::Full(Full::new(Bytes::new()));
+    let full_none = OutgoingBody::from(Full::new(Bytes::new()));
     assert_eq!(full_none.size_hint(), (0, Some(0)));
     let mut reader = full_none.into_async_read();
     let mut buf = Vec::new();
@@ -234,7 +236,7 @@ async fn outgoing_stream() -> Result<()> {
 
     let boxed: OutgoingBody =
         UnsyncBoxBody::new(Full::new(Bytes::new()).map_err(Into::into)).into();
-    assert_eq!(boxed.size_hint(), (0, Some(0)));
+    assert_eq!(boxed.size_hint(), (0, None));
     let mut reader = boxed.into_async_read();
     let mut buf = Vec::new();
     reader.read_to_end(&mut buf).await?;
@@ -242,9 +244,9 @@ async fn outgoing_stream() -> Result<()> {
 
     let mut boxed: OutgoingBody =
         UnsyncBoxBody::new(Full::new(Bytes::from(vec![2, 0, 4, 8])).map_err(Into::into)).into();
-    assert_eq!(boxed.size_hint(), (4, Some(4)));
+    assert_eq!(boxed.size_hint(), (0, None));
     assert_eq!(boxed.next().await.unwrap().unwrap(), vec![2, 0, 4, 8]);
-    assert_eq!(boxed.size_hint(), (0, Some(0)));
+    assert_eq!(boxed.size_hint(), (0, None));
     assert!(boxed.next().await.is_none());
 
     Ok(())