Downgrade rust version to 1.80

Due to a change in how wasm code gen is done, a bug in the workers
runtime has surfaced which blocks use of rust versions above 1.80

Author: mendess

Cargo.toml

@@ -19,6 +19,7 @@ license = "BSD-3-Clause"
 readme = "README.md"
 homepage = "https://github.com/cloudflare/daphne"
 repository = "https://github.com/cloudflare/daphne"
+rust-version = "1.80"
 
 [profile.release]
 opt-level = "s"

crates/dapf/src/http_client.rs

@@ -13,7 +13,7 @@ pub struct HttpClient {
     inner: HttpClientInner,
 }
 
-#[expect(clippy::large_enum_variant)]
+#[allow(clippy::large_enum_variant)]
 enum HttpClientInner {
     /// Never reuse the same reqwest client for two different http requests. Usefull for specific
     /// debugging or load testing scenarios.

crates/dapf/src/main.rs

@@ -214,7 +214,7 @@ enum HpkeAction {
 }
 
 #[derive(Debug, Subcommand)]
-#[expect(clippy::large_enum_variant)]
+#[allow(clippy::large_enum_variant)]
 enum TestAction {
     /// Add an hpke config to a test-utils enabled `daphne-server`.
     AddHpkeConfig {

crates/daphne-server/docker/example-service.Dockerfile

@@ -1,7 +1,7 @@
 # Copyright (c) 2024 Cloudflare, Inc. All rights reserved.
 # SPDX-License-Identifier: BSD-3-Clause
 
-FROM rust:1.82-bookworm AS builder
+FROM rust:1.80-bookworm AS builder
 
 RUN apt update && \
     apt install -y \

crates/daphne-server/src/storage_proxy_connection/kv/cache.rs

@@ -76,7 +76,7 @@ impl Cache {
         );
     }
 
-    #[expect(dead_code)]
+    #[allow(dead_code)]
     pub fn delete<P>(&mut self, key: &str) -> CacheResult<P::Value>
     where
         P: KvPrefix,

crates/daphne-server/src/storage_proxy_connection/kv/request_coalescer.rs

@@ -487,8 +487,10 @@ mod test {
                     Ok(Some(Marc::new(fut.await)))
                 })
                 .await;
-            let Ok(s) = result.map(|opt| *opt.unwrap()).map_err(|e| *e);
-            s
+            match result.map(|opt| *opt.unwrap()).map_err(|e| *e) {
+                Ok(s) => s,
+                Err(infallible) => match infallible {},
+            }
         }
     }
 }

crates/daphne-server/src/storage_proxy_connection/mod.rs

@@ -42,7 +42,7 @@ impl<'h> Do<'h> {
         }
     }
 
-    #[expect(dead_code)]
+    #[allow(dead_code)]
     pub fn with_retry(self) -> Self {
         Self {
             retry: true,
@@ -126,7 +126,7 @@ impl Do<'_> {
         }
     }
 
-    #[expect(dead_code)]
+    #[allow(dead_code)]
     pub fn request_with_id<B: DurableMethod + Copy>(
         &self,
         path: B,

crates/daphne-server/tests/e2e/e2e.rs

@@ -1437,7 +1437,7 @@ async fn leader_collect_taskprov_ok(version: DapVersion) {
         .poll_collection_url_using_token(client, &collect_uri, DAP_TASKPROV_COLLECTOR_TOKEN)
         .await
         .unwrap();
-    #[expect(clippy::format_in_format_args)]
+    #[allow(clippy::format_in_format_args)]
     {
         assert_eq!(
             resp.status(),

crates/daphne-server/tests/e2e/test_runner.rs

@@ -419,7 +419,7 @@ impl TestRunner {
         Ok(())
     }
 
-    #[expect(clippy::too_many_arguments)]
+    #[allow(clippy::too_many_arguments)]
     pub async fn leader_request_expect_abort(
         &self,
         client: &reqwest::Client,

crates/daphne-worker-test/docker/aggregator.Dockerfile

@@ -1,12 +1,12 @@
 # Copyright (c) 2025 Cloudflare, Inc. All rights reserved.
 # SPDX-License-Identifier: BSD-3-Clause
 
-FROM rust:1.83-bookworm AS builder
+FROM rust:1.80-bookworm AS builder
 RUN apt update && apt install -y capnproto clang cmake
 
 # Pre-install worker-build and Rust's wasm32 target to speed up our custom build command
 RUN rustup target add wasm32-unknown-unknown
-RUN cargo install --git https://github.com/cloudflare/workers-rs
+RUN cargo install worker-build@0.1.1 --locked
 
 # Build the worker.
 WORKDIR /tmp/dap_test