static _MAYBE_STRINGS: [Option; 5] = [None; 5]; //~^ ERROR the trait bound `String: Copy` is not satisfied fn main() { // should hint to create an inline `const` block // or to create a new `const` item let _strings: [String; 5] = [String::new(); 5]; //~^ ERROR the trait bound `String: Copy` is not satisfied let _maybe_strings: [Option; 5] = [None; 5]; //~^ ERROR the trait bound `String: Copy` is not satisfied }