diff --git a/src/purerust/Cargo.lock b/src/purerust/Cargo.lock
new file mode 100644
index 0000000..1fd4221
--- /dev/null
+++ b/src/purerust/Cargo.lock
@@ -0,0 +1,7 @@
+# This file is automatically @generated by Cargo.
+# It is not intended for manual editing.
+version = 4
+
+[[package]]
+name = "price-is-wrong"
+version = "0.1.0"
diff --git a/src/purerust/Cargo.toml b/src/purerust/Cargo.toml
new file mode 100755
index 0000000..0a58234
--- /dev/null
+++ b/src/purerust/Cargo.toml
@@ -0,0 +1,8 @@
+[package]
+name = "price-is-wrong"
+version = "0.1.0"
+edition = "2024"
+
+[dependencies]
+
+[lib]
diff --git a/src/purerust/src/lib.rs b/src/purerust/src/lib.rs
new file mode 100755
index 0000000..aa416df
--- /dev/null
+++ b/src/purerust/src/lib.rs
@@ -0,0 +1 @@
+pub mod src;
diff --git a/src/rust/src/src.rs b/src/purerust/src/src.rs
old mode 100644
new mode 100755
similarity index 98%
rename from src/rust/src/src.rs
rename to src/purerust/src/src.rs
index 6a0c856..657de99
--- a/src/rust/src/src.rs
+++ b/src/purerust/src/src.rs
@@ -127,7 +127,7 @@ pub mod battler {
          attack(&mut mari, &mut pika);
          assert_eq!(1, mari.damage);
 
-         for i in 0..pika.species.hp+5 {
+         for _ in 0..pika.species.hp+5 {
             attack(&mut pika, &mut mari);
          }
          assert_eq!(pika.species.hp, pika.damage);
diff --git a/src/rust/Cargo.lock b/src/rust/Cargo.lock
old mode 100644
new mode 100755
diff --git a/src/rust/Cargo.toml b/src/rust/Cargo.toml
old mode 100644
new mode 100755
diff --git a/src/rust/src/lib.rs b/src/rust/src/lib.rs
old mode 100644
new mode 100755