2 files changed, 4 insertions, 14 deletions
diff --git a/tvix/nix-compat/src/derivation/write.rs b/tvix/nix-compat/src/derivation/write.rs
index 735b781574e1..2ff68b6edba8 100644
--- a/tvix/nix-compat/src/derivation/write.rs
+++ b/tvix/nix-compat/src/derivation/write.rs
@@ -32,13 +32,6 @@ pub const QUOTE: char = '"';
 /// the context a lot.
 pub(crate) trait AtermWriteable {
     fn aterm_write(&self, writer: &mut impl Write) -> std::io::Result<()>;
-
-    fn aterm_bytes(&self) -> Vec<u8> {
-        let mut bytes = Vec::new();
-        self.aterm_write(&mut bytes)
-            .expect("unexpected write errors to Vec");
-        bytes
-    }
 }
 
 impl AtermWriteable for StorePathRef<'_> {
diff --git a/tvix/nix-compat/src/wire/bytes/mod.rs b/tvix/nix-compat/src/wire/bytes/mod.rs
index 2ed071e37985..47bfb5eabacf 100644
--- a/tvix/nix-compat/src/wire/bytes/mod.rs
+++ b/tvix/nix-compat/src/wire/bytes/mod.rs
@@ -33,12 +33,9 @@ const LEN_SIZE: usize = 8;
 ///
 /// This buffers the entire payload into memory,
 /// a streaming version is available at [crate::wire::bytes::BytesReader].
-pub async fn read_bytes<R: ?Sized>(
-    r: &mut R,
-    allowed_size: RangeInclusive<usize>,
-) -> io::Result<Vec<u8>>
+pub async fn read_bytes<R>(r: &mut R, allowed_size: RangeInclusive<usize>) -> io::Result<Vec<u8>>
 where
-    R: AsyncReadExt + Unpin,
+    R: AsyncReadExt + Unpin + ?Sized,
 {
     // read the length field
     let len = r.read_u64_le().await?;
@@ -82,13 +79,13 @@ where
     Ok(buf)
 }
 
-pub(crate) async fn read_bytes_buf<'a, const N: usize, R: ?Sized>(
+pub(crate) async fn read_bytes_buf<'a, const N: usize, R>(
     reader: &mut R,
     buf: &'a mut [MaybeUninit<u8>; N],
     allowed_size: RangeInclusive<usize>,
 ) -> io::Result<&'a [u8]>
 where
-    R: AsyncReadExt + Unpin,
+    R: AsyncReadExt + Unpin + ?Sized,
 {
     assert_eq!(N % 8, 0);
     assert!(*allowed_size.end() <= N);