1 files changed, 4 insertions, 1 deletions

diff --git a/rsnix/src/memory.rs b/rsnix/src/memory.rs
index dfcb535..3ba53fc 100644
--- a/rsnix/src/memory.rs
+++ b/rsnix/src/memory.rs
@@ -490,7 +490,7 @@ fn heap_guard_report(ptr: usize, rsp: usize, size: usize, align: usize) -> ! {
     let mut b4d = [0u8; 96];
     let focus = if block >= hs && block < he { block } else { ptr };
     let mut a = (focus.wrapping_sub(48)).max(hs) & !7;
-    let (mut n4, mut n4b, mut n4c, mut n4d);
+    let (n4, n4b, n4c, n4d);
     if focus >= hs + 8 && focus < he {
         let mut w = crate::strbuf::FmtBuf::new(&mut b4);
         let _ = fmt::write(&mut w, core::format_args!("mem:"));
@@ -536,6 +536,9 @@ fn heap_guard_report(ptr: usize, rsp: usize, size: usize, align: usize) -> ! {
         let mut w = crate::strbuf::FmtBuf::new(&mut b4);
         let _ = fmt::write(&mut w, core::format_args!("mem: out of heap — no dump"));
         n4 = w.len();
+        n4b = 0;
+        n4c = 0;
+        n4d = 0;
     };
     // Explicit candidate-block header fields (size/free at +0/+8).
     let mut b4e = [0u8; 96];