fn parse_type(iter: Box<dyn Iterator<Item=&str>+'static>) -> &str { iter.next() } //~^ ERROR missing lifetime specifier [E0106] //~| ERROR mismatched types fn parse_type_2(iter: fn(&u8)->&u8) -> &str { iter() } //~^ ERROR missing lifetime specifier [E0106] //~| ERROR mismatched types //~| ERROR function takes 1 argument but 0 arguments were supplied fn parse_type_3() -> &str { unimplemented!() } //~^ ERROR missing lifetime specifier [E0106] fn main() {}