diff --git a/src/bootstrap/src/core/build_steps/llvm.rs b/src/bootstrap/src/core/build_steps/llvm.rs
index 6736b985ebeba..57f15faca1315 100644
--- a/src/bootstrap/src/core/build_steps/llvm.rs
+++ b/src/bootstrap/src/core/build_steps/llvm.rs
@@ -1211,7 +1211,12 @@ impl HashStamp {
 
     fn is_done(&self) -> bool {
         match fs::read(&self.path) {
-            Ok(h) => self.hash.as_deref().unwrap_or(b"") == h.as_slice(),
+            Ok(h) => {
+                let unwrapped = self.hash.as_deref().unwrap_or(b"");
+                let res = unwrapped == h.as_slice();
+                eprintln!("Result for {:?}: {res:?} for expected '{unwrapped:?}' and read '{h:?}'", self.path);
+                res
+            },
             Err(e) if e.kind() == io::ErrorKind::NotFound => false,
             Err(e) => {
                 panic!("failed to read stamp file `{}`: {}", self.path.display(), e);
diff --git a/src/bootstrap/src/lib.rs b/src/bootstrap/src/lib.rs
index 86b72b1edf707..0726fc6ced40f 100644
--- a/src/bootstrap/src/lib.rs
+++ b/src/bootstrap/src/lib.rs
@@ -1887,7 +1887,11 @@ pub fn generate_smart_stamp_hash(dir: &Path, additional_input: &str) -> String {
     hasher.update(status);
     hasher.update(additional_input);
 
-    hex_encode(hasher.finalize().as_slice())
+    let result = hex_encode(hasher.finalize().as_slice());
+
+    eprintln!("Final hash: {result:?}");
+
+    result
 }
 
 /// Ensures that the behavior dump directory is properly initialized.