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

tests/stack.rs

@@ -78,14 +78,18 @@ fn run_as_child_if_requested() {
         Ok("wide_guard_top") => {
             // One byte below the usable region, 64 KiB guard: must fault.
             let s = Stack::new(64 * 1024, 64 * 1024).unwrap();
-            unsafe { s.usable_base().sub(1).write_volatile(0xAB); }
+            unsafe {
+                s.usable_base().sub(1).write_volatile(0xAB);
+            }
             std::process::exit(0);
         }
         Ok("wide_guard_bottom") => {
             // The very bottom page of a 64 KiB guard: an unprobed C-style
             // leap over a small guard lands here — must still fault.
             let s = Stack::new(64 * 1024, 64 * 1024).unwrap();
-            unsafe { s.usable_base().sub(64 * 1024).write_volatile(0xAB); }
+            unsafe {
+                s.usable_base().sub(64 * 1024).write_volatile(0xAB);
+            }
             std::process::exit(0);
         }
         Ok("stack_overflow") => {
@@ -120,7 +124,12 @@ fn guard_page_causes_sigsegv() {
     #[cfg(unix)]
     {
         use std::os::unix::process::ExitStatusExt;
-        assert_eq!(status.signal(), Some(11), "expected SIGSEGV, got: {:?}", status);
+        assert_eq!(
+            status.signal(),
+            Some(11),
+            "expected SIGSEGV, got: {:?}",
+            status
+        );
     }
 }
 
@@ -131,7 +140,12 @@ fn stack_overflow_causes_sigsegv() {
     #[cfg(unix)]
     {
         use std::os::unix::process::ExitStatusExt;
-        assert_eq!(status.signal(), Some(11), "expected SIGSEGV, got: {:?}", status);
+        assert_eq!(
+            status.signal(),
+            Some(11),
+            "expected SIGSEGV, got: {:?}",
+            status
+        );
     }
 }
 
@@ -175,7 +189,12 @@ fn wide_guard_faults_at_top() {
     #[cfg(unix)]
     {
         use std::os::unix::process::ExitStatusExt;
-        assert_eq!(status.signal(), Some(11), "expected SIGSEGV, got: {:?}", status);
+        assert_eq!(
+            status.signal(),
+            Some(11),
+            "expected SIGSEGV, got: {:?}",
+            status
+        );
     }
 }
 
@@ -186,6 +205,11 @@ fn wide_guard_faults_at_bottom() {
     #[cfg(unix)]
     {
         use std::os::unix::process::ExitStatusExt;
-        assert_eq!(status.signal(), Some(11), "expected SIGSEGV, got: {:?}", status);
+        assert_eq!(
+            status.signal(),
+            Some(11),
+            "expected SIGSEGV, got: {:?}",
+            status
+        );
     }
 }