Update nightly Rust toolchain for Bazel (#456)

Fixes #374

Author: jaroeichler

WORKSPACE.bazel

@@ -31,7 +31,7 @@ rust_register_toolchains(
     edition = "2021",
     versions = [
         "1.73.0",
-        "nightly/2023-07-15",
+        "nightly/2023-12-07",
     ],
 )
 

native-link-service/src/bytestream_server.rs

@@ -70,12 +70,11 @@ struct ActiveStreamGuard<'a> {
 }
 
 impl<'a> ActiveStreamGuard<'a> {
-    /// Consumes the guard and returns the inner state. The stream will be considered
-    /// "finished", will remove it from the active_uploads.
-    fn graceful_finish(mut self) -> (DropCloserWriteHalf, StoreUpdateFuture) {
+    /// Consumes the guard. The stream will be considered "finished", will
+    /// remove it from the active_uploads.
+    fn graceful_finish(mut self) {
         let stream_state = self.stream_state.take().unwrap();
         self.bytestream_server.active_uploads.lock().remove(&stream_state.uuid);
-        (stream_state.tx, stream_state.store_update_fut)
     }
 }
 

native-link-store/tests/filesystem_store_test.rs

@@ -310,7 +310,7 @@ mod filesystem_store_tests {
             .into_inner();
         let mut read_dir_stream = ReadDirStream::new(temp_dir_handle);
 
-        while let Some(temp_dir_entry) = read_dir_stream.next().await {
+        if let Some(temp_dir_entry) = read_dir_stream.next().await {
             let path = temp_dir_entry?.path();
             panic!("No files should exist in temp directory, found: {path:?}");
         }
@@ -412,7 +412,7 @@ mod filesystem_store_tests {
                 .err_tip(|| "Failed opening temp directory")?
                 .into_inner();
             let mut read_dir_stream = ReadDirStream::new(temp_dir_handle);
-            while let Some(temp_dir_entry) = read_dir_stream.next().await {
+            if let Some(temp_dir_entry) = read_dir_stream.next().await {
                 let path = temp_dir_entry?.path();
                 panic!("No files should exist in temp directory, found: {path:?}");
             }
@@ -509,7 +509,7 @@ mod filesystem_store_tests {
                 .err_tip(|| "Failed opening temp directory")?
                 .into_inner();
             let mut read_dir_stream = ReadDirStream::new(temp_dir_handle);
-            while let Some(temp_dir_entry) = read_dir_stream.next().await {
+            if let Some(temp_dir_entry) = read_dir_stream.next().await {
                 let path = temp_dir_entry?.path();
                 panic!("No files should exist in temp directory, found: {:?}", path);
             }

native-link-util/src/action_messages.rs

@@ -191,7 +191,7 @@ impl ActionInfo {
                 .unwrap_or_default()
                 .try_into()
                 .map_err(|_| make_input_err!("Failed convert proto duration to system duration"))?,
-            platform_properties: action.platform.unwrap_or_default().try_into()?,
+            platform_properties: action.platform.unwrap_or_default().into(),
             priority: execute_request.execution_policy.unwrap_or_default().priority,
             load_timestamp,
             insert_timestamp: queued_timestamp,