Cover streamed translation in translation fuzzer (#1251)

* cover streamed translation in fuzzer

* disable MSRV CI check for fuzz crate

the fuzz targets require nightly Rust anyways

* fix exclusion crate name

.github/workflows/rust.yml

@@ -92,7 +92,7 @@ jobs:
       - uses: actions/checkout@v4
       - uses: dtolnay/[email protected]
       - uses: Swatinem/rust-cache@v2
-      - run: cargo check --workspace
+      - run: cargo check --workspace --exclude wasmi_fuzz
 
   test:
     name: Test

fuzz/fuzz_targets/translate.rs

@@ -12,12 +12,19 @@ fuzz_target!(|seed: &[u8]| {
     let Ok(consume_fuel) = bool::arbitrary(&mut u) else {
         return;
     };
+    let Ok(streaming) = bool::arbitrary(&mut u) else {
+        return;
+    };
     let Ok(smith_module) = arbitrary_swarm_config_module(&mut u) else {
         return;
     };
     let wasm = smith_module.to_bytes();
     let mut config = Config::default();
     config.consume_fuel(consume_fuel);
     let engine = Engine::new(&config);
-    Module::new(&engine, &wasm[..]).unwrap();
+    let make_module = match streaming {
+        true => Module::new_streaming,
+        false => Module::new,
+    };
+    make_module(&engine, &wasm[..]).unwrap();
 });