chore: Fix warnings

.github/workflows/CI.yml

@@ -82,7 +82,7 @@ jobs:
         tool: [email protected]
     - uses: hecrj/setup-rust-action@v1
       with:
-        rust-version: "1.60"
+        rust-version: "1.63"
     - uses: Swatinem/rust-cache@v2
     - name: cargo doc
       run: cargo doc --workspace --no-deps --exclude examples
@@ -102,7 +102,7 @@ jobs:
       uses: actions/checkout@v3
     - uses: hecrj/setup-rust-action@v1
       with:
-        rust-version: "1.60"
+        rust-version: "1.63"
     - name: Install protoc
       uses: taiki-e/install-action@v2
       with:

README.md

@@ -45,7 +45,7 @@ For IntelliJ IDEA users, please refer to [this](https://github.com/intellij-rust
 
 ### Rust Version
 
-`tonic`'s MSRV is `1.60`.
+`tonic`'s MSRV is `1.63`.
 
 ```bash
 $ rustup update

deny.toml

@@ -21,6 +21,8 @@ skip-tree = [
     { name = "hermit-abi" },
     { name = "base64" },
     { name = "syn" },
+    { name = "bitflags" },
+    { name = "webpki-roots" },
 ]
 
 [licenses]

tonic/src/codec/prost.rs

@@ -329,9 +329,8 @@ mod tests {
             #[allow(clippy::drop_ref)]
             fn poll_trailers(
                 self: Pin<&mut Self>,
-                cx: &mut Context<'_>,
+                _cx: &mut Context<'_>,
             ) -> Poll<Result<Option<http::HeaderMap>, Self::Error>> {
-                drop(cx);
                 Poll::Ready(Ok(None))
             }
         }

tonic/src/transport/service/tls.rs

@@ -68,7 +68,7 @@ impl TlsConnector {
         let mut config = match identity {
             Some(identity) => {
                 let (client_cert, client_key) = rustls_keys::load_identity(identity)?;
-                builder.with_single_cert(client_cert, client_key)?
+                builder.with_client_auth_cert(client_cert, client_key)?
             }
             None => builder.with_no_client_auth(),
         };