diff --git a/lab4/zad6/Cargo.lock b/lab4/zad6/Cargo.lock
index 6105ce8..b8bbd7b 100644
--- a/lab4/zad6/Cargo.lock
+++ b/lab4/zad6/Cargo.lock
@@ -275,7 +275,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "bec47e5bfd1bff0eeaf6d8b485cc1074891a197ab4225d504cb7a1ab88b02bf0"
 
 [[package]]
-name = "zad4"
+name = "zad6"
 version = "0.1.0"
 dependencies = [
  "dashmap",
diff --git a/lab4/zad6/Cargo.toml b/lab4/zad6/Cargo.toml
index a434ff7..06dbc44 100644
--- a/lab4/zad6/Cargo.toml
+++ b/lab4/zad6/Cargo.toml
@@ -1,5 +1,5 @@
 [package]
-name = "zad4"
+name = "zad6"
 version = "0.1.0"
 edition = "2021"
 
diff --git a/lab4/zad6/src/main.rs b/lab4/zad6/src/main.rs
index b64c34e..a50f6c4 100644
--- a/lab4/zad6/src/main.rs
+++ b/lab4/zad6/src/main.rs
@@ -76,6 +76,8 @@ fn write_max(results_map: &DashMap<u64, Vec<Stats>>) -> DashMap<u64, u64> {
 
 fn main() -> io::Result<()> {
 
+    rayon::ThreadPoolBuilder::new().stack_size(1024 * 1024 * 1024).build_global().unwrap();
+
     let m = 20;
 
     let asc_results: Arc<DashMap<u64, Vec<Stats>>> = Arc::new(DashMap::new());
diff --git a/libtree/src/splay_tree.rs b/libtree/src/splay_tree.rs
index 534208c..2cf86dd 100644
--- a/libtree/src/splay_tree.rs
+++ b/libtree/src/splay_tree.rs
@@ -292,8 +292,10 @@ impl SplayTree {
             if node.parent() == self.root {
                 self.stats.reads += 1;
                 if node == node.parent().left() {
+                    self.stats.reads += 1;
                     self.rotate_right(node.parent());
                 } else {
+                    self.stats.reads += 1;
                     self.rotate_left(node.parent());
                 }
             } else {
@@ -382,6 +384,7 @@ impl SplayTree {
         let mut temp = &self.root;
         unsafe {
             loop {
+                self.stats.comparisons += 1;
                 let next = match key.cmp(&(*temp.0).key) {
                     Ordering::Less => &mut (*temp.0).left,
                     Ordering::Greater => &mut (*temp.0).right,