diff --git a/functions/Cargo.lock b/functions/Cargo.lock
new file mode 100644
index 0000000..82f83a1
--- /dev/null
+++ b/functions/Cargo.lock
@@ -0,0 +1,7 @@
+# This file is automatically @generated by Cargo.
+# It is not intended for manual editing.
+version = 3
+
+[[package]]
+name = "functions"
+version = "0.1.0"
diff --git a/functions/Cargo.toml b/functions/Cargo.toml
new file mode 100644
index 0000000..478b346
--- /dev/null
+++ b/functions/Cargo.toml
@@ -0,0 +1,6 @@
+[package]
+name = "functions"
+version = "0.1.0"
+edition = "2021"
+
+[dependencies]
diff --git a/functions/src/main.rs b/functions/src/main.rs
new file mode 100644
index 0000000..38be856
--- /dev/null
+++ b/functions/src/main.rs
@@ -0,0 +1,9 @@
+fn main() {
+    println!("Hello, world!");
+
+    another_function();
+}
+
+fn another_function() {
+    println!("Another function.");
+}