Code shared from the Rust Playground

playground.rs

fn main() {
    let raw_vec: *mut Vec<i32>;
    {
        let mut my_vec = vec![1, 2, 3, 4, 5];
        raw_vec = &mut my_vec as *mut Vec<i32>;
    }
    // Example use of leaked pointer
    unsafe { println!("{:?}", *raw_vec); }
}