message: Use IntoIterator for array impl everywhere.
diff: @@ -42,7 +42,7 @@ fn main() {
  "RUSTFLAGS",
  env::var("RUSTFLAGS").unwrap_or(String::new()) + " -Cprefer-dynamic",
  );
  - std::array::IntoIter::new(["rustc".to_string()])
  + IntoIterator::into_iter(["rustc".to_string()])
  .chain(env::args().skip(2))
  .chain([
  "--".to_string(),
  @@ -56,7 +56,7 @@ fn main() {
  "RUSTFLAGS",
  env::var("RUSTFLAGS").unwrap_or(String::new()) + " -Cprefer-dynamic",
  );
  - std::array::IntoIter::new(["rustc".to_string()])
  + IntoIterator::into_iter(["rustc".to_string()])
  .chain(env::args().skip(2))
  .chain([
  "--".to_string(),
  