-#![feature(tool_lints)]
+// Copyright 2014-2018 The Rust Project Developers. See the COPYRIGHT
+// file at the top-level directory of this distribution.
+//
+// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
+// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
+// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
+// option. This file may not be copied, modified, or distributed
+// except according to those terms.
-
-
-use std::sync::Arc;
use std::rc::Rc;
+use std::sync::Arc;
-use std::mem::forget as forgetSomething;
use std::mem as memstuff;
+use std::mem::forget as forgetSomething;
#[warn(clippy::mem_forget)]
#[allow(clippy::forget_copy)]