#![allow(unused_variables)]
fn main() {
    use std::sync::Mutex;
    static LONG_LIVED: Mutex<Vec<Vec<u16>>> = Mutex::new(Vec::new());
    for i in 0..10 {
        let big_temporary: Vec<u16> = (0..1024).collect();
        let mut result: Vec<_> = big_temporary
            .into_iter()
            .filter(|i| i % 100 == 0)
            .collect();
        result.shrink_to_fit();
        LONG_LIVED.lock().unwrap().push(result);
    }
}