[github] Fix CI

.github/workflows/ci.yml

@@ -12,7 +12,7 @@ jobs:
 
     steps:
       - uses: actions/checkout@v2
-      - uses: ATiltedTree/setup-rust@v1
+      - uses: actions-rust-lang/setup-rust-toolchain@v1
         with:
           rust-version: stable
           components: clippy
@@ -39,4 +39,4 @@ jobs:
         with:
           path: /nix
           key: ${{ runner.os }}-cargo-${{ hashFiles('**/Cargo.lock') }}
-      - uses: samueldr/action-nix-build@master
+      - uses: DeterminateSystems/nix-installer-action@main

src/audio/mod.rs

@@ -34,11 +34,13 @@ trait Encoder {
     fn frame_len_ms(&self) -> u64;
 
     /// The number of channels.
+    #[allow(dead_code)]
     fn channels(&self) -> u8 {
         2
     }
 
     /// The internal delay of the codec, in samples.
+    #[allow(dead_code)]
     fn internal_delay(&mut self) -> Result<usize>;
 
     /// The maximum size of an encoded and contained frame.

src/client.proto

@@ -30,6 +30,7 @@ message Repl {
   // - the dest and src repl both exist
   // - the dest and src are the same
   // - we have an src but no dest
+  //
   // consider these unsupported/undefined for now.
   string sourceRepl = 6;
 }