use std::any::Any;

struct Foo<'a>(&'a str);

fn create<'a>(s: &'a str) -> Box<Any + 'a> {
    let s = &s[1..];
    Box::new(Foo(s))
}

fn main() {
    let s = String::from("Hello");
    let b = create(&s);
    println!("{:?}", b);
}