style: cargo fmt sweep under rustc 1.97.1 (toolchain reformat, no semantic change)

tests/stack_shrink.rs

@@ -66,7 +66,10 @@ fn spike_then_parks_marks_lazyfree_and_keeps_live_data() {
         assert!(spike > SHRINK_THRESHOLD);
 
         let worker = spawn_with(
-            SpawnOpts { stack_reserve: Some(8 * 1024 * 1024), ..SpawnOpts::default() },
+            SpawnOpts {
+                stack_reserve: Some(8 * 1024 * 1024),
+                ..SpawnOpts::default()
+            },
             move || {
                 // Live data that must survive the shrink, and an anchor
                 // address inside the stack for the smaps scan.
@@ -111,7 +114,11 @@ fn spike_then_parks_marks_lazyfree_and_keeps_live_data() {
             "expected ≥ 2 MiB LazyFree in the stack range, got {} bytes",
             lazy
         );
-        assert_eq!(checksum, 64 * 0xA5u64, "live stack data corrupted by shrink");
+        assert_eq!(
+            checksum,
+            64 * 0xA5u64,
+            "live stack data corrupted by shrink"
+        );
         worker.join().unwrap();
     });
 }
@@ -131,7 +138,9 @@ fn shallow_actor_never_shrinks() {
             for _ in 0..(SHRINK_COOLDOWN + 8) {
                 park_rx.recv().unwrap();
             }
-            done_tx.send(lazy_free_bytes_in(anchor - 64 * 1024, anchor + 4096)).unwrap();
+            done_tx
+                .send(lazy_free_bytes_in(anchor - 64 * 1024, anchor + 4096))
+                .unwrap();
         });
 
         let wpid = worker.pid();