Upstream Cargo authors (not a substitute for individual copyright notices):


Retained source/header copyright lines:
// Copyright 2012-2014 The Rust Project Developers. See the COPYRIGHT
// Portions copyright (c) 2015, John Nagle.
Apache 2.0 License [2]. Copyright (c) 2014--2026, Kang Seonghoon and
Copyright (c) 2014, Kang Seonghoon.
