about summary refs log tree commit diff
path: root/src/libstd
diff options
context:
space:
mode:
authorMark Rousskov <mark.simulacrum@gmail.com>2018-12-25 08:56:47 -0700
committerMark Rousskov <mark.simulacrum@gmail.com>2018-12-25 21:08:33 -0700
commit2a663555ddf36f6b041445894a8c175cd1bc718c (patch)
tree98a0185efa6c05885b8d75c76d65880d514ff8d3 /src/libstd
parent14b96659e4e9b2f31431df48f47c219957e2666a (diff)
downloadrust-2a663555ddf36f6b041445894a8c175cd1bc718c.tar.gz
rust-2a663555ddf36f6b041445894a8c175cd1bc718c.zip
Remove licenses
Diffstat (limited to 'src/libstd')
-rw-r--r--src/libstd/alloc.rs10
-rw-r--r--src/libstd/ascii.rs10
-rw-r--r--src/libstd/build.rs10
-rw-r--r--src/libstd/collections/hash/bench.rs10
-rw-r--r--src/libstd/collections/hash/map.rs10
-rw-r--r--src/libstd/collections/hash/mod.rs10
-rw-r--r--src/libstd/collections/hash/set.rs10
-rw-r--r--src/libstd/collections/hash/table.rs10
-rw-r--r--src/libstd/collections/mod.rs10
-rw-r--r--src/libstd/env.rs10
-rw-r--r--src/libstd/error.rs10
-rw-r--r--src/libstd/f32.rs10
-rw-r--r--src/libstd/f64.rs10
-rw-r--r--src/libstd/ffi/c_str.rs10
-rw-r--r--src/libstd/ffi/mod.rs10
-rw-r--r--src/libstd/ffi/os_str.rs10
-rw-r--r--src/libstd/fs.rs10
-rw-r--r--src/libstd/future.rs10
-rw-r--r--src/libstd/io/buffered.rs10
-rw-r--r--src/libstd/io/cursor.rs10
-rw-r--r--src/libstd/io/error.rs10
-rw-r--r--src/libstd/io/impls.rs10
-rw-r--r--src/libstd/io/lazy.rs10
-rw-r--r--src/libstd/io/mod.rs10
-rw-r--r--src/libstd/io/prelude.rs10
-rw-r--r--src/libstd/io/stdio.rs10
-rw-r--r--src/libstd/io/util.rs10
-rw-r--r--src/libstd/keyword_docs.rs10
-rw-r--r--src/libstd/lib.rs10
-rw-r--r--src/libstd/macros.rs10
-rw-r--r--src/libstd/memchr.rs9
-rw-r--r--src/libstd/net/addr.rs10
-rw-r--r--src/libstd/net/ip.rs10
-rw-r--r--src/libstd/net/mod.rs10
-rw-r--r--src/libstd/net/parser.rs10
-rw-r--r--src/libstd/net/tcp.rs10
-rw-r--r--src/libstd/net/test.rs10
-rw-r--r--src/libstd/net/udp.rs10
-rw-r--r--src/libstd/num.rs10
-rw-r--r--src/libstd/os/android/fs.rs10
-rw-r--r--src/libstd/os/android/mod.rs10
-rw-r--r--src/libstd/os/android/raw.rs10
-rw-r--r--src/libstd/os/bitrig/fs.rs10
-rw-r--r--src/libstd/os/bitrig/mod.rs10
-rw-r--r--src/libstd/os/bitrig/raw.rs10
-rw-r--r--src/libstd/os/dragonfly/fs.rs10
-rw-r--r--src/libstd/os/dragonfly/mod.rs10
-rw-r--r--src/libstd/os/dragonfly/raw.rs10
-rw-r--r--src/libstd/os/emscripten/fs.rs10
-rw-r--r--src/libstd/os/emscripten/mod.rs10
-rw-r--r--src/libstd/os/emscripten/raw.rs10
-rw-r--r--src/libstd/os/fortanix_sgx/mod.rs10
-rw-r--r--src/libstd/os/freebsd/fs.rs10
-rw-r--r--src/libstd/os/freebsd/mod.rs10
-rw-r--r--src/libstd/os/freebsd/raw.rs10
-rw-r--r--src/libstd/os/fuchsia/fs.rs10
-rw-r--r--src/libstd/os/fuchsia/mod.rs10
-rw-r--r--src/libstd/os/fuchsia/raw.rs10
-rw-r--r--src/libstd/os/haiku/fs.rs10
-rw-r--r--src/libstd/os/haiku/mod.rs10
-rw-r--r--src/libstd/os/haiku/raw.rs10
-rw-r--r--src/libstd/os/hermit/fs.rs10
-rw-r--r--src/libstd/os/hermit/mod.rs10
-rw-r--r--src/libstd/os/hermit/raw.rs10
-rw-r--r--src/libstd/os/ios/fs.rs10
-rw-r--r--src/libstd/os/ios/mod.rs10
-rw-r--r--src/libstd/os/ios/raw.rs10
-rw-r--r--src/libstd/os/linux/fs.rs10
-rw-r--r--src/libstd/os/linux/mod.rs10
-rw-r--r--src/libstd/os/linux/raw.rs10
-rw-r--r--src/libstd/os/macos/fs.rs10
-rw-r--r--src/libstd/os/macos/mod.rs10
-rw-r--r--src/libstd/os/macos/raw.rs10
-rw-r--r--src/libstd/os/mod.rs10
-rw-r--r--src/libstd/os/netbsd/fs.rs10
-rw-r--r--src/libstd/os/netbsd/mod.rs10
-rw-r--r--src/libstd/os/netbsd/raw.rs10
-rw-r--r--src/libstd/os/openbsd/fs.rs10
-rw-r--r--src/libstd/os/openbsd/mod.rs10
-rw-r--r--src/libstd/os/openbsd/raw.rs10
-rw-r--r--src/libstd/os/raw/mod.rs10
-rw-r--r--src/libstd/os/solaris/fs.rs10
-rw-r--r--src/libstd/os/solaris/mod.rs10
-rw-r--r--src/libstd/os/solaris/raw.rs10
-rw-r--r--src/libstd/panic.rs10
-rw-r--r--src/libstd/panicking.rs10
-rw-r--r--src/libstd/path.rs10
-rw-r--r--src/libstd/prelude/mod.rs10
-rw-r--r--src/libstd/prelude/v1.rs10
-rw-r--r--src/libstd/primitive_docs.rs10
-rw-r--r--src/libstd/process.rs10
-rw-r--r--src/libstd/rt.rs10
-rw-r--r--src/libstd/sync/barrier.rs10
-rw-r--r--src/libstd/sync/condvar.rs10
-rw-r--r--src/libstd/sync/mod.rs10
-rw-r--r--src/libstd/sync/mpsc/blocking.rs10
-rw-r--r--src/libstd/sync/mpsc/cache_aligned.rs10
-rw-r--r--src/libstd/sync/mpsc/mod.rs10
-rw-r--r--src/libstd/sync/mpsc/mpsc_queue.rs10
-rw-r--r--src/libstd/sync/mpsc/oneshot.rs10
-rw-r--r--src/libstd/sync/mpsc/select.rs10
-rw-r--r--src/libstd/sync/mpsc/shared.rs10
-rw-r--r--src/libstd/sync/mpsc/spsc_queue.rs10
-rw-r--r--src/libstd/sync/mpsc/stream.rs10
-rw-r--r--src/libstd/sync/mpsc/sync.rs10
-rw-r--r--src/libstd/sync/mutex.rs10
-rw-r--r--src/libstd/sync/once.rs10
-rw-r--r--src/libstd/sync/rwlock.rs10
-rw-r--r--src/libstd/sys/cloudabi/abi/mod.rs10
-rw-r--r--src/libstd/sys/cloudabi/args.rs10
-rw-r--r--src/libstd/sys/cloudabi/backtrace.rs10
-rw-r--r--src/libstd/sys/cloudabi/condvar.rs10
-rw-r--r--src/libstd/sys/cloudabi/mod.rs10
-rw-r--r--src/libstd/sys/cloudabi/mutex.rs10
-rw-r--r--src/libstd/sys/cloudabi/os.rs10
-rw-r--r--src/libstd/sys/cloudabi/rwlock.rs10
-rw-r--r--src/libstd/sys/cloudabi/shims/args.rs10
-rw-r--r--src/libstd/sys/cloudabi/shims/env.rs10
-rw-r--r--src/libstd/sys/cloudabi/shims/fs.rs10
-rw-r--r--src/libstd/sys/cloudabi/shims/mod.rs10
-rw-r--r--src/libstd/sys/cloudabi/shims/net.rs10
-rw-r--r--src/libstd/sys/cloudabi/shims/os.rs10
-rw-r--r--src/libstd/sys/cloudabi/shims/pipe.rs10
-rw-r--r--src/libstd/sys/cloudabi/shims/process.rs10
-rw-r--r--src/libstd/sys/cloudabi/stack_overflow.rs10
-rw-r--r--src/libstd/sys/cloudabi/stdio.rs10
-rw-r--r--src/libstd/sys/cloudabi/thread.rs10
-rw-r--r--src/libstd/sys/cloudabi/time.rs10
-rw-r--r--src/libstd/sys/mod.rs10
-rw-r--r--src/libstd/sys/redox/args.rs10
-rw-r--r--src/libstd/sys/redox/backtrace/mod.rs10
-rw-r--r--src/libstd/sys/redox/backtrace/printing.rs10
-rw-r--r--src/libstd/sys/redox/backtrace/tracing.rs10
-rw-r--r--src/libstd/sys/redox/cmath.rs10
-rw-r--r--src/libstd/sys/redox/condvar.rs10
-rw-r--r--src/libstd/sys/redox/env.rs10
-rw-r--r--src/libstd/sys/redox/ext/ffi.rs10
-rw-r--r--src/libstd/sys/redox/ext/fs.rs10
-rw-r--r--src/libstd/sys/redox/ext/io.rs10
-rw-r--r--src/libstd/sys/redox/ext/mod.rs10
-rw-r--r--src/libstd/sys/redox/ext/net.rs10
-rw-r--r--src/libstd/sys/redox/ext/process.rs10
-rw-r--r--src/libstd/sys/redox/ext/thread.rs10
-rw-r--r--src/libstd/sys/redox/fast_thread_local.rs10
-rw-r--r--src/libstd/sys/redox/fd.rs10
-rw-r--r--src/libstd/sys/redox/fs.rs10
-rw-r--r--src/libstd/sys/redox/memchr.rs9
-rw-r--r--src/libstd/sys/redox/mod.rs10
-rw-r--r--src/libstd/sys/redox/mutex.rs10
-rw-r--r--src/libstd/sys/redox/net/dns/answer.rs10
-rw-r--r--src/libstd/sys/redox/net/dns/mod.rs10
-rw-r--r--src/libstd/sys/redox/net/dns/query.rs10
-rw-r--r--src/libstd/sys/redox/net/mod.rs10
-rw-r--r--src/libstd/sys/redox/net/netc.rs10
-rw-r--r--src/libstd/sys/redox/net/tcp.rs10
-rw-r--r--src/libstd/sys/redox/net/udp.rs10
-rw-r--r--src/libstd/sys/redox/os.rs10
-rw-r--r--src/libstd/sys/redox/os_str.rs10
-rw-r--r--src/libstd/sys/redox/path.rs10
-rw-r--r--src/libstd/sys/redox/pipe.rs10
-rw-r--r--src/libstd/sys/redox/process.rs10
-rw-r--r--src/libstd/sys/redox/rand.rs10
-rw-r--r--src/libstd/sys/redox/rwlock.rs10
-rw-r--r--src/libstd/sys/redox/stack_overflow.rs10
-rw-r--r--src/libstd/sys/redox/stdio.rs10
-rw-r--r--src/libstd/sys/redox/syscall/arch/arm.rs10
-rw-r--r--src/libstd/sys/redox/syscall/arch/x86.rs10
-rw-r--r--src/libstd/sys/redox/syscall/arch/x86_64.rs10
-rw-r--r--src/libstd/sys/redox/syscall/call.rs10
-rw-r--r--src/libstd/sys/redox/syscall/data.rs10
-rw-r--r--src/libstd/sys/redox/syscall/error.rs10
-rw-r--r--src/libstd/sys/redox/syscall/flag.rs10
-rw-r--r--src/libstd/sys/redox/syscall/mod.rs10
-rw-r--r--src/libstd/sys/redox/syscall/number.rs10
-rw-r--r--src/libstd/sys/redox/thread.rs10
-rw-r--r--src/libstd/sys/redox/thread_local.rs10
-rw-r--r--src/libstd/sys/redox/time.rs10
-rw-r--r--src/libstd/sys/sgx/abi/entry.S10
-rw-r--r--src/libstd/sys/sgx/abi/mem.rs10
-rw-r--r--src/libstd/sys/sgx/abi/mod.rs10
-rw-r--r--src/libstd/sys/sgx/abi/panic.rs10
-rw-r--r--src/libstd/sys/sgx/abi/reloc.rs10
-rw-r--r--src/libstd/sys/sgx/abi/thread.rs10
-rw-r--r--src/libstd/sys/sgx/abi/tls.rs10
-rw-r--r--src/libstd/sys/sgx/abi/usercalls/alloc.rs10
-rw-r--r--src/libstd/sys/sgx/abi/usercalls/mod.rs10
-rw-r--r--src/libstd/sys/sgx/abi/usercalls/raw.rs10
-rw-r--r--src/libstd/sys/sgx/alloc.rs10
-rw-r--r--src/libstd/sys/sgx/args.rs10
-rw-r--r--src/libstd/sys/sgx/backtrace.rs10
-rw-r--r--src/libstd/sys/sgx/cmath.rs10
-rw-r--r--src/libstd/sys/sgx/condvar.rs10
-rw-r--r--src/libstd/sys/sgx/env.rs10
-rw-r--r--src/libstd/sys/sgx/fd.rs10
-rw-r--r--src/libstd/sys/sgx/fs.rs10
-rw-r--r--src/libstd/sys/sgx/memchr.rs10
-rw-r--r--src/libstd/sys/sgx/mod.rs10
-rw-r--r--src/libstd/sys/sgx/mutex.rs10
-rw-r--r--src/libstd/sys/sgx/net.rs10
-rw-r--r--src/libstd/sys/sgx/os.rs10
-rw-r--r--src/libstd/sys/sgx/os_str.rs10
-rw-r--r--src/libstd/sys/sgx/path.rs10
-rw-r--r--src/libstd/sys/sgx/pipe.rs10
-rw-r--r--src/libstd/sys/sgx/process.rs10
-rw-r--r--src/libstd/sys/sgx/rwlock.rs10
-rw-r--r--src/libstd/sys/sgx/stack_overflow.rs10
-rw-r--r--src/libstd/sys/sgx/stdio.rs10
-rw-r--r--src/libstd/sys/sgx/thread.rs10
-rw-r--r--src/libstd/sys/sgx/thread_local.rs10
-rw-r--r--src/libstd/sys/sgx/time.rs10
-rw-r--r--src/libstd/sys/sgx/waitqueue.rs10
-rw-r--r--src/libstd/sys/unix/alloc.rs10
-rw-r--r--src/libstd/sys/unix/android.rs10
-rw-r--r--src/libstd/sys/unix/args.rs10
-rw-r--r--src/libstd/sys/unix/backtrace/mod.rs10
-rw-r--r--src/libstd/sys/unix/backtrace/printing/dladdr.rs10
-rw-r--r--src/libstd/sys/unix/backtrace/printing/mod.rs10
-rw-r--r--src/libstd/sys/unix/backtrace/tracing/backtrace_fn.rs10
-rw-r--r--src/libstd/sys/unix/backtrace/tracing/gcc_s.rs10
-rw-r--r--src/libstd/sys/unix/backtrace/tracing/mod.rs10
-rw-r--r--src/libstd/sys/unix/cmath.rs10
-rw-r--r--src/libstd/sys/unix/condvar.rs10
-rw-r--r--src/libstd/sys/unix/env.rs10
-rw-r--r--src/libstd/sys/unix/ext/ffi.rs10
-rw-r--r--src/libstd/sys/unix/ext/fs.rs10
-rw-r--r--src/libstd/sys/unix/ext/io.rs10
-rw-r--r--src/libstd/sys/unix/ext/mod.rs10
-rw-r--r--src/libstd/sys/unix/ext/net.rs10
-rw-r--r--src/libstd/sys/unix/ext/process.rs10
-rw-r--r--src/libstd/sys/unix/ext/raw.rs10
-rw-r--r--src/libstd/sys/unix/ext/thread.rs10
-rw-r--r--src/libstd/sys/unix/fast_thread_local.rs10
-rw-r--r--src/libstd/sys/unix/fd.rs10
-rw-r--r--src/libstd/sys/unix/fs.rs10
-rw-r--r--src/libstd/sys/unix/l4re.rs10
-rw-r--r--src/libstd/sys/unix/memchr.rs9
-rw-r--r--src/libstd/sys/unix/mod.rs10
-rw-r--r--src/libstd/sys/unix/mutex.rs10
-rw-r--r--src/libstd/sys/unix/net.rs10
-rw-r--r--src/libstd/sys/unix/os.rs10
-rw-r--r--src/libstd/sys/unix/os_str.rs10
-rw-r--r--src/libstd/sys/unix/path.rs10
-rw-r--r--src/libstd/sys/unix/pipe.rs10
-rw-r--r--src/libstd/sys/unix/process/mod.rs10
-rw-r--r--src/libstd/sys/unix/process/process_common.rs10
-rw-r--r--src/libstd/sys/unix/process/process_fuchsia.rs10
-rw-r--r--src/libstd/sys/unix/process/process_unix.rs10
-rw-r--r--src/libstd/sys/unix/process/zircon.rs10
-rw-r--r--src/libstd/sys/unix/rand.rs10
-rw-r--r--src/libstd/sys/unix/rwlock.rs10
-rw-r--r--src/libstd/sys/unix/stack_overflow.rs10
-rw-r--r--src/libstd/sys/unix/stdio.rs10
-rw-r--r--src/libstd/sys/unix/thread.rs10
-rw-r--r--src/libstd/sys/unix/thread_local.rs10
-rw-r--r--src/libstd/sys/unix/time.rs10
-rw-r--r--src/libstd/sys/unix/weak.rs10
-rw-r--r--src/libstd/sys/wasm/alloc.rs10
-rw-r--r--src/libstd/sys/wasm/args.rs10
-rw-r--r--src/libstd/sys/wasm/backtrace.rs10
-rw-r--r--src/libstd/sys/wasm/cmath.rs10
-rw-r--r--src/libstd/sys/wasm/condvar.rs10
-rw-r--r--src/libstd/sys/wasm/condvar_atomics.rs10
-rw-r--r--src/libstd/sys/wasm/env.rs10
-rw-r--r--src/libstd/sys/wasm/fs.rs10
-rw-r--r--src/libstd/sys/wasm/memchr.rs10
-rw-r--r--src/libstd/sys/wasm/mod.rs10
-rw-r--r--src/libstd/sys/wasm/mutex.rs10
-rw-r--r--src/libstd/sys/wasm/mutex_atomics.rs10
-rw-r--r--src/libstd/sys/wasm/net.rs10
-rw-r--r--src/libstd/sys/wasm/os.rs10
-rw-r--r--src/libstd/sys/wasm/os_str.rs10
-rw-r--r--src/libstd/sys/wasm/path.rs10
-rw-r--r--src/libstd/sys/wasm/pipe.rs10
-rw-r--r--src/libstd/sys/wasm/process.rs10
-rw-r--r--src/libstd/sys/wasm/rwlock.rs10
-rw-r--r--src/libstd/sys/wasm/rwlock_atomics.rs10
-rw-r--r--src/libstd/sys/wasm/stack_overflow.rs10
-rw-r--r--src/libstd/sys/wasm/stdio.rs10
-rw-r--r--src/libstd/sys/wasm/thread.rs10
-rw-r--r--src/libstd/sys/wasm/thread_local.rs10
-rw-r--r--src/libstd/sys/wasm/thread_local_atomics.rs10
-rw-r--r--src/libstd/sys/wasm/time.rs10
-rw-r--r--src/libstd/sys/windows/alloc.rs10
-rw-r--r--src/libstd/sys/windows/args.rs10
-rw-r--r--src/libstd/sys/windows/backtrace/backtrace_gnu.rs10
-rw-r--r--src/libstd/sys/windows/backtrace/mod.rs10
-rw-r--r--src/libstd/sys/windows/backtrace/printing/mod.rs10
-rw-r--r--src/libstd/sys/windows/backtrace/printing/msvc.rs10
-rw-r--r--src/libstd/sys/windows/c.rs10
-rw-r--r--src/libstd/sys/windows/cmath.rs10
-rw-r--r--src/libstd/sys/windows/compat.rs10
-rw-r--r--src/libstd/sys/windows/condvar.rs10
-rw-r--r--src/libstd/sys/windows/dynamic_lib.rs10
-rw-r--r--src/libstd/sys/windows/env.rs10
-rw-r--r--src/libstd/sys/windows/ext/ffi.rs10
-rw-r--r--src/libstd/sys/windows/ext/fs.rs10
-rw-r--r--src/libstd/sys/windows/ext/io.rs10
-rw-r--r--src/libstd/sys/windows/ext/mod.rs10
-rw-r--r--src/libstd/sys/windows/ext/process.rs10
-rw-r--r--src/libstd/sys/windows/ext/raw.rs10
-rw-r--r--src/libstd/sys/windows/ext/thread.rs10
-rw-r--r--src/libstd/sys/windows/fast_thread_local.rs10
-rw-r--r--src/libstd/sys/windows/fs.rs10
-rw-r--r--src/libstd/sys/windows/handle.rs10
-rw-r--r--src/libstd/sys/windows/memchr.rs9
-rw-r--r--src/libstd/sys/windows/mod.rs10
-rw-r--r--src/libstd/sys/windows/mutex.rs10
-rw-r--r--src/libstd/sys/windows/net.rs10
-rw-r--r--src/libstd/sys/windows/os.rs10
-rw-r--r--src/libstd/sys/windows/os_str.rs10
-rw-r--r--src/libstd/sys/windows/path.rs10
-rw-r--r--src/libstd/sys/windows/pipe.rs10
-rw-r--r--src/libstd/sys/windows/process.rs10
-rw-r--r--src/libstd/sys/windows/rand.rs10
-rw-r--r--src/libstd/sys/windows/rwlock.rs10
-rw-r--r--src/libstd/sys/windows/stack_overflow.rs10
-rw-r--r--src/libstd/sys/windows/stdio.rs10
-rw-r--r--src/libstd/sys/windows/thread.rs10
-rw-r--r--src/libstd/sys/windows/thread_local.rs10
-rw-r--r--src/libstd/sys/windows/time.rs10
-rw-r--r--src/libstd/sys_common/alloc.rs10
-rw-r--r--src/libstd/sys_common/at_exit_imp.rs10
-rw-r--r--src/libstd/sys_common/backtrace.rs10
-rw-r--r--src/libstd/sys_common/bytestring.rs10
-rw-r--r--src/libstd/sys_common/condvar.rs10
-rw-r--r--src/libstd/sys_common/gnu/libbacktrace.rs10
-rw-r--r--src/libstd/sys_common/gnu/mod.rs10
-rw-r--r--src/libstd/sys_common/io.rs9
-rw-r--r--src/libstd/sys_common/mod.rs10
-rw-r--r--src/libstd/sys_common/mutex.rs10
-rw-r--r--src/libstd/sys_common/net.rs10
-rw-r--r--src/libstd/sys_common/poison.rs10
-rw-r--r--src/libstd/sys_common/process.rs10
-rw-r--r--src/libstd/sys_common/remutex.rs10
-rw-r--r--src/libstd/sys_common/rwlock.rs10
-rw-r--r--src/libstd/sys_common/thread.rs10
-rw-r--r--src/libstd/sys_common/thread_info.rs10
-rw-r--r--src/libstd/sys_common/thread_local.rs10
-rw-r--r--src/libstd/sys_common/util.rs10
-rw-r--r--src/libstd/sys_common/wtf8.rs10
-rw-r--r--src/libstd/tests/env.rs10
-rw-r--r--src/libstd/thread/local.rs10
-rw-r--r--src/libstd/thread/mod.rs10
-rw-r--r--src/libstd/time.rs10
344 files changed, 0 insertions, 3435 deletions
diff --git a/src/libstd/alloc.rs b/src/libstd/alloc.rs
index b024574427e..537f56a8da7 100644
--- a/src/libstd/alloc.rs
+++ b/src/libstd/alloc.rs
@@ -1,13 +1,3 @@
-// Copyright 2017 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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.
-
 //! Memory allocation APIs
 //!
 //! In a given program, the standard library has one “global” memory allocator
diff --git a/src/libstd/ascii.rs b/src/libstd/ascii.rs
index 0c8e95aa426..7db0aad3909 100644
--- a/src/libstd/ascii.rs
+++ b/src/libstd/ascii.rs
@@ -1,13 +1,3 @@
-// Copyright 2013-2014 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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.
-
 //! Operations on ASCII strings and characters.
 //!
 //! Most string operations in Rust act on UTF-8 strings. However, at times it
diff --git a/src/libstd/build.rs b/src/libstd/build.rs
index 69bd0e41504..9b4ea0829aa 100644
--- a/src/libstd/build.rs
+++ b/src/libstd/build.rs
@@ -1,13 +1,3 @@
-// Copyright 2015 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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.
-
 #![deny(warnings)]
 
 extern crate cc;
diff --git a/src/libstd/collections/hash/bench.rs b/src/libstd/collections/hash/bench.rs
index ff6cb7985a4..8ca43f8ada2 100644
--- a/src/libstd/collections/hash/bench.rs
+++ b/src/libstd/collections/hash/bench.rs
@@ -1,13 +1,3 @@
-// Copyright 2014 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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.
-
 #![cfg(test)]
 
 extern crate test;
diff --git a/src/libstd/collections/hash/map.rs b/src/libstd/collections/hash/map.rs
index 9c994d29202..86a8e0f5baf 100644
--- a/src/libstd/collections/hash/map.rs
+++ b/src/libstd/collections/hash/map.rs
@@ -1,13 +1,3 @@
-// Copyright 2014-2015 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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 self::Entry::*;
 use self::VacantEntryState::*;
 
diff --git a/src/libstd/collections/hash/mod.rs b/src/libstd/collections/hash/mod.rs
index 7a22bec5a3f..0d1bbb590db 100644
--- a/src/libstd/collections/hash/mod.rs
+++ b/src/libstd/collections/hash/mod.rs
@@ -1,13 +1,3 @@
-// Copyright 2014 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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.
-
 //! Unordered containers, implemented as hash-tables
 
 mod bench;
diff --git a/src/libstd/collections/hash/set.rs b/src/libstd/collections/hash/set.rs
index d3267e4e801..aebd0eb5de6 100644
--- a/src/libstd/collections/hash/set.rs
+++ b/src/libstd/collections/hash/set.rs
@@ -1,13 +1,3 @@
-// Copyright 2014 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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 borrow::Borrow;
 use fmt;
 use hash::{Hash, BuildHasher};
diff --git a/src/libstd/collections/hash/table.rs b/src/libstd/collections/hash/table.rs
index 7195175db28..28beb80612c 100644
--- a/src/libstd/collections/hash/table.rs
+++ b/src/libstd/collections/hash/table.rs
@@ -1,13 +1,3 @@
-// Copyright 2014-2015 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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 alloc::{Global, Alloc, Layout, LayoutErr, handle_alloc_error};
 use collections::CollectionAllocErr;
 use hash::{BuildHasher, Hash, Hasher};
diff --git a/src/libstd/collections/mod.rs b/src/libstd/collections/mod.rs
index 8d2c82bc0aa..ef397283ca4 100644
--- a/src/libstd/collections/mod.rs
+++ b/src/libstd/collections/mod.rs
@@ -1,13 +1,3 @@
-// Copyright 2013-2014 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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.
-
 //! Collection types.
 //!
 //! Rust's standard collection library provides efficient implementations of the
diff --git a/src/libstd/env.rs b/src/libstd/env.rs
index d14efa2e3c7..1f3b264c414 100644
--- a/src/libstd/env.rs
+++ b/src/libstd/env.rs
@@ -1,13 +1,3 @@
-// Copyright 2012-2015 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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.
-
 //! Inspection and manipulation of the process's environment.
 //!
 //! This module contains functions to inspect various aspects such as
diff --git a/src/libstd/error.rs b/src/libstd/error.rs
index e5c5ab83cbc..f026cadd639 100644
--- a/src/libstd/error.rs
+++ b/src/libstd/error.rs
@@ -1,13 +1,3 @@
-// Copyright 2014 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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.
-
 //! Traits for working with Errors.
 
 #![stable(feature = "rust1", since = "1.0.0")]
diff --git a/src/libstd/f32.rs b/src/libstd/f32.rs
index 209343444a0..cb1f9358177 100644
--- a/src/libstd/f32.rs
+++ b/src/libstd/f32.rs
@@ -1,13 +1,3 @@
-// Copyright 2012-2015 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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.
-
 //! This module provides constants which are specific to the implementation
 //! of the `f32` floating point data type.
 //!
diff --git a/src/libstd/f64.rs b/src/libstd/f64.rs
index b73a67ed9d8..2e0383ccef5 100644
--- a/src/libstd/f64.rs
+++ b/src/libstd/f64.rs
@@ -1,13 +1,3 @@
-// Copyright 2012-2015 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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.
-
 //! This module provides constants which are specific to the implementation
 //! of the `f64` floating point data type.
 //!
diff --git a/src/libstd/ffi/c_str.rs b/src/libstd/ffi/c_str.rs
index 768998b235e..765452e0288 100644
--- a/src/libstd/ffi/c_str.rs
+++ b/src/libstd/ffi/c_str.rs
@@ -1,13 +1,3 @@
-// Copyright 2012 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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 ascii;
 use borrow::{Cow, Borrow};
 use cmp::Ordering;
diff --git a/src/libstd/ffi/mod.rs b/src/libstd/ffi/mod.rs
index 7e155396b8d..62081e713f1 100644
--- a/src/libstd/ffi/mod.rs
+++ b/src/libstd/ffi/mod.rs
@@ -1,13 +1,3 @@
-// Copyright 2015 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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.
-
 //! Utilities related to FFI bindings.
 //!
 //! This module provides utilities to handle data across non-Rust
diff --git a/src/libstd/ffi/os_str.rs b/src/libstd/ffi/os_str.rs
index 766142fb57f..f8176892513 100644
--- a/src/libstd/ffi/os_str.rs
+++ b/src/libstd/ffi/os_str.rs
@@ -1,13 +1,3 @@
-// Copyright 2015 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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 borrow::{Borrow, Cow};
 use fmt;
 use ops;
diff --git a/src/libstd/fs.rs b/src/libstd/fs.rs
index 35ae4939249..119b3f7f9f2 100644
--- a/src/libstd/fs.rs
+++ b/src/libstd/fs.rs
@@ -1,13 +1,3 @@
-// Copyright 2015 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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.
-
 //! Filesystem manipulation operations.
 //!
 //! This module contains basic methods to manipulate the contents of the local
diff --git a/src/libstd/future.rs b/src/libstd/future.rs
index 3379be79186..a7b9895177f 100644
--- a/src/libstd/future.rs
+++ b/src/libstd/future.rs
@@ -1,13 +1,3 @@
-// Copyright 2018 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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.
-
 //! Asynchronous values.
 
 use core::cell::Cell;
diff --git a/src/libstd/io/buffered.rs b/src/libstd/io/buffered.rs
index 7aaf89cd0ff..056aa7c0c42 100644
--- a/src/libstd/io/buffered.rs
+++ b/src/libstd/io/buffered.rs
@@ -1,13 +1,3 @@
-// Copyright 2013 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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.
-
 //! Buffering wrappers for I/O traits
 
 use io::prelude::*;
diff --git a/src/libstd/io/cursor.rs b/src/libstd/io/cursor.rs
index f7a90333ef2..b205f788838 100644
--- a/src/libstd/io/cursor.rs
+++ b/src/libstd/io/cursor.rs
@@ -1,13 +1,3 @@
-// Copyright 2015 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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 io::prelude::*;
 
 use core::convert::TryInto;
diff --git a/src/libstd/io/error.rs b/src/libstd/io/error.rs
index 324852355b0..e9b4f60182c 100644
--- a/src/libstd/io/error.rs
+++ b/src/libstd/io/error.rs
@@ -1,13 +1,3 @@
-// Copyright 2015 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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 error;
 use fmt;
 use result;
diff --git a/src/libstd/io/impls.rs b/src/libstd/io/impls.rs
index fe1179a3b4a..ec75a87aec3 100644
--- a/src/libstd/io/impls.rs
+++ b/src/libstd/io/impls.rs
@@ -1,13 +1,3 @@
-// Copyright 2015 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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 cmp;
 use io::{self, SeekFrom, Read, Initializer, Write, Seek, BufRead, Error, ErrorKind};
 use fmt;
diff --git a/src/libstd/io/lazy.rs b/src/libstd/io/lazy.rs
index 24965ff6931..e3ebe82e3da 100644
--- a/src/libstd/io/lazy.rs
+++ b/src/libstd/io/lazy.rs
@@ -1,13 +1,3 @@
-// Copyright 2015 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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 cell::Cell;
 use ptr;
 use sync::Arc;
diff --git a/src/libstd/io/mod.rs b/src/libstd/io/mod.rs
index 5137a9432ae..040669b7302 100644
--- a/src/libstd/io/mod.rs
+++ b/src/libstd/io/mod.rs
@@ -1,13 +1,3 @@
-// Copyright 2015 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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.
-
 //! Traits, helpers, and type definitions for core I/O functionality.
 //!
 //! The `std::io` module contains a number of common things you'll need
diff --git a/src/libstd/io/prelude.rs b/src/libstd/io/prelude.rs
index 8772d0f5b09..2e19edf2621 100644
--- a/src/libstd/io/prelude.rs
+++ b/src/libstd/io/prelude.rs
@@ -1,13 +1,3 @@
-// Copyright 2015 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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.
-
 //! The I/O Prelude
 //!
 //! The purpose of this module is to alleviate imports of many common I/O traits
diff --git a/src/libstd/io/stdio.rs b/src/libstd/io/stdio.rs
index 8c03f355848..d2494693230 100644
--- a/src/libstd/io/stdio.rs
+++ b/src/libstd/io/stdio.rs
@@ -1,13 +1,3 @@
-// Copyright 2015 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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 io::prelude::*;
 
 use cell::RefCell;
diff --git a/src/libstd/io/util.rs b/src/libstd/io/util.rs
index 12995d08683..8df961a9add 100644
--- a/src/libstd/io/util.rs
+++ b/src/libstd/io/util.rs
@@ -1,13 +1,3 @@
-// Copyright 2014 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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.
-
 #![allow(missing_copy_implementations)]
 
 use fmt;
diff --git a/src/libstd/keyword_docs.rs b/src/libstd/keyword_docs.rs
index 12b60313725..4ca62cca94b 100644
--- a/src/libstd/keyword_docs.rs
+++ b/src/libstd/keyword_docs.rs
@@ -1,13 +1,3 @@
-// Copyright 2018 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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.
-
 #[doc(keyword = "as")]
 //
 /// The keyword for casting a value to a type.
diff --git a/src/libstd/lib.rs b/src/libstd/lib.rs
index af5d511c035..5ab7d469391 100644
--- a/src/libstd/lib.rs
+++ b/src/libstd/lib.rs
@@ -1,13 +1,3 @@
-// Copyright 2012-2014 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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.
-
 //! # The Rust Standard Library
 //!
 //! The Rust Standard Library is the foundation of portable Rust software, a
diff --git a/src/libstd/macros.rs b/src/libstd/macros.rs
index 94827d2a035..c92365df03a 100644
--- a/src/libstd/macros.rs
+++ b/src/libstd/macros.rs
@@ -1,13 +1,3 @@
-// Copyright 2014 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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.
-
 //! Standard library macros
 //!
 //! This modules contains a set of macros which are exported from the standard
diff --git a/src/libstd/memchr.rs b/src/libstd/memchr.rs
index c28f3da98ce..b43a299d592 100644
--- a/src/libstd/memchr.rs
+++ b/src/libstd/memchr.rs
@@ -1,12 +1,3 @@
-// Copyright 2015 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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.
 //
 // Original implementation taken from rust-memchr
 // Copyright 2015 Andrew Gallant, bluss and Nicolas Koch
diff --git a/src/libstd/net/addr.rs b/src/libstd/net/addr.rs
index 21def5d93b7..8ace1127658 100644
--- a/src/libstd/net/addr.rs
+++ b/src/libstd/net/addr.rs
@@ -1,13 +1,3 @@
-// Copyright 2015 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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 fmt;
 use hash;
 use io;
diff --git a/src/libstd/net/ip.rs b/src/libstd/net/ip.rs
index 8685cb73887..52a29f4885f 100644
--- a/src/libstd/net/ip.rs
+++ b/src/libstd/net/ip.rs
@@ -1,13 +1,3 @@
-// Copyright 2015 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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.
-
 #![unstable(feature = "ip", reason = "extra functionality has not been \
                                       scrutinized to the level that it should \
                                       be to be stable",
diff --git a/src/libstd/net/mod.rs b/src/libstd/net/mod.rs
index ff579a5feb1..93e724db3d4 100644
--- a/src/libstd/net/mod.rs
+++ b/src/libstd/net/mod.rs
@@ -1,13 +1,3 @@
-// Copyright 2015 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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.
-
 //! Networking primitives for TCP/UDP communication.
 //!
 //! This module provides networking functionality for the Transmission Control and User
diff --git a/src/libstd/net/parser.rs b/src/libstd/net/parser.rs
index cf3e5354a31..70e0c2ad4b4 100644
--- a/src/libstd/net/parser.rs
+++ b/src/libstd/net/parser.rs
@@ -1,13 +1,3 @@
-// Copyright 2015 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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.
-
 //! A private parser implementation of IPv4, IPv6, and socket addresses.
 //!
 //! This module is "publicly exported" through the `FromStr` implementations
diff --git a/src/libstd/net/tcp.rs b/src/libstd/net/tcp.rs
index 347e795c4f7..b75591e53fc 100644
--- a/src/libstd/net/tcp.rs
+++ b/src/libstd/net/tcp.rs
@@ -1,13 +1,3 @@
-// Copyright 2015 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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 io::prelude::*;
 
 use fmt;
diff --git a/src/libstd/net/test.rs b/src/libstd/net/test.rs
index aec3d901ece..eb5862cbdd9 100644
--- a/src/libstd/net/test.rs
+++ b/src/libstd/net/test.rs
@@ -1,13 +1,3 @@
-// Copyright 2015 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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.
-
 #![allow(warnings)] // not used on emscripten
 
 use env;
diff --git a/src/libstd/net/udp.rs b/src/libstd/net/udp.rs
index 6c0c636d30c..83459946ba6 100644
--- a/src/libstd/net/udp.rs
+++ b/src/libstd/net/udp.rs
@@ -1,13 +1,3 @@
-// Copyright 2015 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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 fmt;
 use io::{self, Error, ErrorKind};
 use net::{ToSocketAddrs, SocketAddr, Ipv4Addr, Ipv6Addr};
diff --git a/src/libstd/num.rs b/src/libstd/num.rs
index 3f90c1fa3b1..c80b9a56704 100644
--- a/src/libstd/num.rs
+++ b/src/libstd/num.rs
@@ -1,13 +1,3 @@
-// Copyright 2012-2014 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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.
-
 //! Additional functionality for numerics.
 //!
 //! This module provides some extra types that are useful when doing numerical
diff --git a/src/libstd/os/android/fs.rs b/src/libstd/os/android/fs.rs
index 5899dc688e2..7aab6bf27ca 100644
--- a/src/libstd/os/android/fs.rs
+++ b/src/libstd/os/android/fs.rs
@@ -1,13 +1,3 @@
-// Copyright 2016 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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.
-
 #![stable(feature = "metadata_ext", since = "1.1.0")]
 
 use libc;
diff --git a/src/libstd/os/android/mod.rs b/src/libstd/os/android/mod.rs
index 7cc37769c1e..ad1cd85095d 100644
--- a/src/libstd/os/android/mod.rs
+++ b/src/libstd/os/android/mod.rs
@@ -1,13 +1,3 @@
-// Copyright 2015 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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.
-
 //! Android-specific definitions
 
 #![stable(feature = "raw_ext", since = "1.1.0")]
diff --git a/src/libstd/os/android/raw.rs b/src/libstd/os/android/raw.rs
index 60ad8fcc54c..e03de8a7cc4 100644
--- a/src/libstd/os/android/raw.rs
+++ b/src/libstd/os/android/raw.rs
@@ -1,13 +1,3 @@
-// Copyright 2015 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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.
-
 //! Android-specific raw type definitions
 
 #![stable(feature = "raw_ext", since = "1.1.0")]
diff --git a/src/libstd/os/bitrig/fs.rs b/src/libstd/os/bitrig/fs.rs
index 24caf326ab0..8d6da3b7a07 100644
--- a/src/libstd/os/bitrig/fs.rs
+++ b/src/libstd/os/bitrig/fs.rs
@@ -1,13 +1,3 @@
-// Copyright 2016 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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.
-
 #![stable(feature = "metadata_ext", since = "1.1.0")]
 
 use libc;
diff --git a/src/libstd/os/bitrig/mod.rs b/src/libstd/os/bitrig/mod.rs
index fb58818a5ba..0bc105bb2b4 100644
--- a/src/libstd/os/bitrig/mod.rs
+++ b/src/libstd/os/bitrig/mod.rs
@@ -1,13 +1,3 @@
-// Copyright 2015 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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.
-
 //! Bitrig-specific definitions
 
 #![stable(feature = "raw_ext", since = "1.1.0")]
diff --git a/src/libstd/os/bitrig/raw.rs b/src/libstd/os/bitrig/raw.rs
index 28958575eb2..034dc986b69 100644
--- a/src/libstd/os/bitrig/raw.rs
+++ b/src/libstd/os/bitrig/raw.rs
@@ -1,13 +1,3 @@
-// Copyright 2015 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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.
-
 //! Bitrig-specific raw type definitions
 
 #![stable(feature = "raw_ext", since = "1.1.0")]
diff --git a/src/libstd/os/dragonfly/fs.rs b/src/libstd/os/dragonfly/fs.rs
index 6aea450774f..14f5e803568 100644
--- a/src/libstd/os/dragonfly/fs.rs
+++ b/src/libstd/os/dragonfly/fs.rs
@@ -1,13 +1,3 @@
-// Copyright 2016 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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.
-
 #![stable(feature = "metadata_ext", since = "1.1.0")]
 
 use libc;
diff --git a/src/libstd/os/dragonfly/mod.rs b/src/libstd/os/dragonfly/mod.rs
index 645561823fc..c8df03e742f 100644
--- a/src/libstd/os/dragonfly/mod.rs
+++ b/src/libstd/os/dragonfly/mod.rs
@@ -1,13 +1,3 @@
-// Copyright 2015 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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.
-
 //! Dragonfly-specific definitions
 
 #![stable(feature = "raw_ext", since = "1.1.0")]
diff --git a/src/libstd/os/dragonfly/raw.rs b/src/libstd/os/dragonfly/raw.rs
index 5da2540ceee..4f36652ddcf 100644
--- a/src/libstd/os/dragonfly/raw.rs
+++ b/src/libstd/os/dragonfly/raw.rs
@@ -1,13 +1,3 @@
-// Copyright 2015 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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.
-
 //! Dragonfly-specific raw type definitions
 
 #![stable(feature = "raw_ext", since = "1.1.0")]
diff --git a/src/libstd/os/emscripten/fs.rs b/src/libstd/os/emscripten/fs.rs
index e0e197dc122..33c41c9223e 100644
--- a/src/libstd/os/emscripten/fs.rs
+++ b/src/libstd/os/emscripten/fs.rs
@@ -1,13 +1,3 @@
-// Copyright 2016 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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.
-
 #![stable(feature = "metadata_ext", since = "1.1.0")]
 
 use libc;
diff --git a/src/libstd/os/emscripten/mod.rs b/src/libstd/os/emscripten/mod.rs
index 8ec44b9fae4..3111325021a 100644
--- a/src/libstd/os/emscripten/mod.rs
+++ b/src/libstd/os/emscripten/mod.rs
@@ -1,13 +1,3 @@
-// Copyright 2015 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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.
-
 //! Linux-specific definitions
 
 #![stable(feature = "raw_ext", since = "1.1.0")]
diff --git a/src/libstd/os/emscripten/raw.rs b/src/libstd/os/emscripten/raw.rs
index bcd85f8e29a..d59ce482ef7 100644
--- a/src/libstd/os/emscripten/raw.rs
+++ b/src/libstd/os/emscripten/raw.rs
@@ -1,13 +1,3 @@
-// Copyright 2015 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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.
-
 //! Emscripten-specific raw type definitions
 //! This is basically exactly the same as the linux definitions,
 //! except using the musl-specific stat64 structure in liblibc.
diff --git a/src/libstd/os/fortanix_sgx/mod.rs b/src/libstd/os/fortanix_sgx/mod.rs
index 825e7f359d6..84e8df14392 100644
--- a/src/libstd/os/fortanix_sgx/mod.rs
+++ b/src/libstd/os/fortanix_sgx/mod.rs
@@ -1,13 +1,3 @@
-// Copyright 2018 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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.
-
 //! Functionality specific to the `x86_64-fortanix-unknown-sgx` target.
 //!
 //! This includes functions to deal with memory isolation, usercalls, and the
diff --git a/src/libstd/os/freebsd/fs.rs b/src/libstd/os/freebsd/fs.rs
index 5f24cd636d5..1b4a0fcfa7c 100644
--- a/src/libstd/os/freebsd/fs.rs
+++ b/src/libstd/os/freebsd/fs.rs
@@ -1,13 +1,3 @@
-// Copyright 2016 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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.
-
 #![stable(feature = "metadata_ext", since = "1.1.0")]
 
 use libc;
diff --git a/src/libstd/os/freebsd/mod.rs b/src/libstd/os/freebsd/mod.rs
index ce7b91ea41c..1d9ee5468fe 100644
--- a/src/libstd/os/freebsd/mod.rs
+++ b/src/libstd/os/freebsd/mod.rs
@@ -1,13 +1,3 @@
-// Copyright 2015 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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.
-
 //! FreeBSD-specific definitions
 
 #![stable(feature = "raw_ext", since = "1.1.0")]
diff --git a/src/libstd/os/freebsd/raw.rs b/src/libstd/os/freebsd/raw.rs
index c755e5af8d9..7d90e583b5b 100644
--- a/src/libstd/os/freebsd/raw.rs
+++ b/src/libstd/os/freebsd/raw.rs
@@ -1,13 +1,3 @@
-// Copyright 2015 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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.
-
 //! FreeBSD-specific raw type definitions
 
 #![stable(feature = "raw_ext", since = "1.1.0")]
diff --git a/src/libstd/os/fuchsia/fs.rs b/src/libstd/os/fuchsia/fs.rs
index 16802576356..8c2d23cb1c2 100644
--- a/src/libstd/os/fuchsia/fs.rs
+++ b/src/libstd/os/fuchsia/fs.rs
@@ -1,13 +1,3 @@
-// Copyright 2016 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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.
-
 #![stable(feature = "metadata_ext", since = "1.1.0")]
 
 use fs::Metadata;
diff --git a/src/libstd/os/fuchsia/mod.rs b/src/libstd/os/fuchsia/mod.rs
index 1ebcbba9147..740eb011fb1 100644
--- a/src/libstd/os/fuchsia/mod.rs
+++ b/src/libstd/os/fuchsia/mod.rs
@@ -1,13 +1,3 @@
-// Copyright 2015 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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.
-
 //! Fuchsia-specific definitions
 
 #![stable(feature = "raw_ext", since = "1.1.0")]
diff --git a/src/libstd/os/fuchsia/raw.rs b/src/libstd/os/fuchsia/raw.rs
index 5d017351492..b4a6bd3295c 100644
--- a/src/libstd/os/fuchsia/raw.rs
+++ b/src/libstd/os/fuchsia/raw.rs
@@ -1,13 +1,3 @@
-// Copyright 2015 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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.
-
 //! Fuchsia-specific raw type definitions
 
 #![stable(feature = "raw_ext", since = "1.1.0")]
diff --git a/src/libstd/os/haiku/fs.rs b/src/libstd/os/haiku/fs.rs
index 453136e0ac8..2ed1ca975d8 100644
--- a/src/libstd/os/haiku/fs.rs
+++ b/src/libstd/os/haiku/fs.rs
@@ -1,13 +1,3 @@
-// Copyright 2016 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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.
-
 #![stable(feature = "metadata_ext", since = "1.1.0")]
 
 use libc;
diff --git a/src/libstd/os/haiku/mod.rs b/src/libstd/os/haiku/mod.rs
index dd1675cc9b5..c6a43d9342d 100644
--- a/src/libstd/os/haiku/mod.rs
+++ b/src/libstd/os/haiku/mod.rs
@@ -1,13 +1,3 @@
-// Copyright 2015 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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.
-
 //! Haiku-specific definitions
 
 #![stable(feature = "raw_ext", since = "1.1.0")]
diff --git a/src/libstd/os/haiku/raw.rs b/src/libstd/os/haiku/raw.rs
index 95353d999f9..e6af8f29807 100644
--- a/src/libstd/os/haiku/raw.rs
+++ b/src/libstd/os/haiku/raw.rs
@@ -1,13 +1,3 @@
-// Copyright 2015 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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.
-
 //! Haiku-specific raw type definitions
 
 #![stable(feature = "raw_ext", since = "1.1.0")]
diff --git a/src/libstd/os/hermit/fs.rs b/src/libstd/os/hermit/fs.rs
index d2e751668a6..b94324475e5 100644
--- a/src/libstd/os/hermit/fs.rs
+++ b/src/libstd/os/hermit/fs.rs
@@ -1,13 +1,3 @@
-// Copyright 2018 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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.
-
 #![stable(feature = "metadata_ext", since = "1.1.0")]
 
 use libc;
diff --git a/src/libstd/os/hermit/mod.rs b/src/libstd/os/hermit/mod.rs
index fcb22cdad64..4dee2a6d433 100644
--- a/src/libstd/os/hermit/mod.rs
+++ b/src/libstd/os/hermit/mod.rs
@@ -1,13 +1,3 @@
-// Copyright 2018 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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.
-
 //! HermitCore-specific definitions
 
 #![stable(feature = "raw_ext", since = "1.1.0")]
diff --git a/src/libstd/os/hermit/raw.rs b/src/libstd/os/hermit/raw.rs
index 282afe0b6e1..0e232a808a0 100644
--- a/src/libstd/os/hermit/raw.rs
+++ b/src/libstd/os/hermit/raw.rs
@@ -1,13 +1,3 @@
-// Copyright 2018 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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.
-
 //! HermitCore-specific raw type definitions
 
 #![stable(feature = "raw_ext", since = "1.1.0")]
diff --git a/src/libstd/os/ios/fs.rs b/src/libstd/os/ios/fs.rs
index 296ce69ff43..7f0bdb80b20 100644
--- a/src/libstd/os/ios/fs.rs
+++ b/src/libstd/os/ios/fs.rs
@@ -1,13 +1,3 @@
-// Copyright 2016 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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.
-
 #![stable(feature = "metadata_ext", since = "1.1.0")]
 
 use libc;
diff --git a/src/libstd/os/ios/mod.rs b/src/libstd/os/ios/mod.rs
index 4cad23389d0..098473c0dc9 100644
--- a/src/libstd/os/ios/mod.rs
+++ b/src/libstd/os/ios/mod.rs
@@ -1,13 +1,3 @@
-// Copyright 2015 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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.
-
 //! iOS-specific definitions
 
 #![stable(feature = "raw_ext", since = "1.1.0")]
diff --git a/src/libstd/os/ios/raw.rs b/src/libstd/os/ios/raw.rs
index 8b34a932a17..1b528ce8c91 100644
--- a/src/libstd/os/ios/raw.rs
+++ b/src/libstd/os/ios/raw.rs
@@ -1,13 +1,3 @@
-// Copyright 2015 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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.
-
 //! iOS-specific raw type definitions
 
 #![stable(feature = "raw_ext", since = "1.1.0")]
diff --git a/src/libstd/os/linux/fs.rs b/src/libstd/os/linux/fs.rs
index b518f524e0b..572d814fc06 100644
--- a/src/libstd/os/linux/fs.rs
+++ b/src/libstd/os/linux/fs.rs
@@ -1,13 +1,3 @@
-// Copyright 2016 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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.
-
 #![stable(feature = "metadata_ext", since = "1.1.0")]
 
 use libc;
diff --git a/src/libstd/os/linux/mod.rs b/src/libstd/os/linux/mod.rs
index 8ec44b9fae4..3111325021a 100644
--- a/src/libstd/os/linux/mod.rs
+++ b/src/libstd/os/linux/mod.rs
@@ -1,13 +1,3 @@
-// Copyright 2015 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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.
-
 //! Linux-specific definitions
 
 #![stable(feature = "raw_ext", since = "1.1.0")]
diff --git a/src/libstd/os/linux/raw.rs b/src/libstd/os/linux/raw.rs
index bb1830a147e..e5ab8a839cb 100644
--- a/src/libstd/os/linux/raw.rs
+++ b/src/libstd/os/linux/raw.rs
@@ -1,13 +1,3 @@
-// Copyright 2015 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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.
-
 //! Linux-specific raw type definitions
 
 #![stable(feature = "raw_ext", since = "1.1.0")]
diff --git a/src/libstd/os/macos/fs.rs b/src/libstd/os/macos/fs.rs
index 0b14c05cb55..1227fc46fcd 100644
--- a/src/libstd/os/macos/fs.rs
+++ b/src/libstd/os/macos/fs.rs
@@ -1,13 +1,3 @@
-// Copyright 2016 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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.
-
 #![stable(feature = "metadata_ext", since = "1.1.0")]
 
 use libc;
diff --git a/src/libstd/os/macos/mod.rs b/src/libstd/os/macos/mod.rs
index c9406f73100..ce48d6e1cc2 100644
--- a/src/libstd/os/macos/mod.rs
+++ b/src/libstd/os/macos/mod.rs
@@ -1,13 +1,3 @@
-// Copyright 2015 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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.
-
 //! macOS-specific definitions
 
 #![stable(feature = "raw_ext", since = "1.1.0")]
diff --git a/src/libstd/os/macos/raw.rs b/src/libstd/os/macos/raw.rs
index 8ffddf638b1..684cb891e00 100644
--- a/src/libstd/os/macos/raw.rs
+++ b/src/libstd/os/macos/raw.rs
@@ -1,13 +1,3 @@
-// Copyright 2015 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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.
-
 //! macOS-specific raw type definitions
 
 #![stable(feature = "raw_ext", since = "1.1.0")]
diff --git a/src/libstd/os/mod.rs b/src/libstd/os/mod.rs
index ba5b938ed4c..6215ba47e30 100644
--- a/src/libstd/os/mod.rs
+++ b/src/libstd/os/mod.rs
@@ -1,13 +1,3 @@
-// Copyright 2012-2015 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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.
-
 //! OS-specific functionality.
 
 #![stable(feature = "os", since = "1.0.0")]
diff --git a/src/libstd/os/netbsd/fs.rs b/src/libstd/os/netbsd/fs.rs
index e9cad33fee6..7022013e9dd 100644
--- a/src/libstd/os/netbsd/fs.rs
+++ b/src/libstd/os/netbsd/fs.rs
@@ -1,13 +1,3 @@
-// Copyright 2016 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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.
-
 #![stable(feature = "metadata_ext", since = "1.1.0")]
 
 use libc;
diff --git a/src/libstd/os/netbsd/mod.rs b/src/libstd/os/netbsd/mod.rs
index 06efbd83707..37463639799 100644
--- a/src/libstd/os/netbsd/mod.rs
+++ b/src/libstd/os/netbsd/mod.rs
@@ -1,13 +1,3 @@
-// Copyright 2015 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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.
-
 //! OpenBSD-specific definitions
 
 #![stable(feature = "raw_ext", since = "1.1.0")]
diff --git a/src/libstd/os/netbsd/raw.rs b/src/libstd/os/netbsd/raw.rs
index 9b2e037e59a..f02bae801a2 100644
--- a/src/libstd/os/netbsd/raw.rs
+++ b/src/libstd/os/netbsd/raw.rs
@@ -1,13 +1,3 @@
-// Copyright 2015 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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.
-
 //! NetBSD-specific raw type definitions
 
 #![stable(feature = "raw_ext", since = "1.1.0")]
diff --git a/src/libstd/os/openbsd/fs.rs b/src/libstd/os/openbsd/fs.rs
index 0f6b83b6e32..4d9749199f9 100644
--- a/src/libstd/os/openbsd/fs.rs
+++ b/src/libstd/os/openbsd/fs.rs
@@ -1,13 +1,3 @@
-// Copyright 2016 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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.
-
 #![stable(feature = "metadata_ext", since = "1.1.0")]
 
 use libc;
diff --git a/src/libstd/os/openbsd/mod.rs b/src/libstd/os/openbsd/mod.rs
index 06efbd83707..37463639799 100644
--- a/src/libstd/os/openbsd/mod.rs
+++ b/src/libstd/os/openbsd/mod.rs
@@ -1,13 +1,3 @@
-// Copyright 2015 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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.
-
 //! OpenBSD-specific definitions
 
 #![stable(feature = "raw_ext", since = "1.1.0")]
diff --git a/src/libstd/os/openbsd/raw.rs b/src/libstd/os/openbsd/raw.rs
index 6142f036218..27710ca6ce7 100644
--- a/src/libstd/os/openbsd/raw.rs
+++ b/src/libstd/os/openbsd/raw.rs
@@ -1,13 +1,3 @@
-// Copyright 2015 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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.
-
 //! OpenBSD-specific raw type definitions
 
 #![stable(feature = "raw_ext", since = "1.1.0")]
diff --git a/src/libstd/os/raw/mod.rs b/src/libstd/os/raw/mod.rs
index 05f30f2881a..78288a6a1f0 100644
--- a/src/libstd/os/raw/mod.rs
+++ b/src/libstd/os/raw/mod.rs
@@ -1,13 +1,3 @@
-// Copyright 2015 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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.
-
 //! Platform-specific types, as defined by C.
 //!
 //! Code that interacts via FFI will almost certainly be using the
diff --git a/src/libstd/os/solaris/fs.rs b/src/libstd/os/solaris/fs.rs
index 19dce1ba34c..f2f89b5dd8b 100644
--- a/src/libstd/os/solaris/fs.rs
+++ b/src/libstd/os/solaris/fs.rs
@@ -1,13 +1,3 @@
-// Copyright 2016 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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.
-
 #![stable(feature = "metadata_ext", since = "1.1.0")]
 
 use libc;
diff --git a/src/libstd/os/solaris/mod.rs b/src/libstd/os/solaris/mod.rs
index 1e0166947bf..7f560c9b093 100644
--- a/src/libstd/os/solaris/mod.rs
+++ b/src/libstd/os/solaris/mod.rs
@@ -1,13 +1,3 @@
-// Copyright 2015 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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.
-
 //! Solaris-specific definitions
 
 #![stable(feature = "raw_ext", since = "1.1.0")]
diff --git a/src/libstd/os/solaris/raw.rs b/src/libstd/os/solaris/raw.rs
index 5a813c5c76b..3c2c063ca41 100644
--- a/src/libstd/os/solaris/raw.rs
+++ b/src/libstd/os/solaris/raw.rs
@@ -1,13 +1,3 @@
-// Copyright 2015 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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.
-
 //! Solaris-specific raw type definitions
 
 #![stable(feature = "raw_ext", since = "1.1.0")]
diff --git a/src/libstd/panic.rs b/src/libstd/panic.rs
index 3eacc7afc41..d27f6ca88c2 100644
--- a/src/libstd/panic.rs
+++ b/src/libstd/panic.rs
@@ -1,13 +1,3 @@
-// Copyright 2015 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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.
-
 //! Panic support in the standard library.
 
 #![stable(feature = "std_panic", since = "1.9.0")]
diff --git a/src/libstd/panicking.rs b/src/libstd/panicking.rs
index b6180fbeb50..aaffc9bad45 100644
--- a/src/libstd/panicking.rs
+++ b/src/libstd/panicking.rs
@@ -1,13 +1,3 @@
-// Copyright 2014 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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.
-
 //! Implementation of various bits and pieces of the `panic!` macro and
 //! associated runtime pieces.
 //!
diff --git a/src/libstd/path.rs b/src/libstd/path.rs
index df05eb7d604..317a7d817db 100644
--- a/src/libstd/path.rs
+++ b/src/libstd/path.rs
@@ -1,13 +1,3 @@
-// Copyright 2015 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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.
-
 //! Cross-platform path manipulation.
 //!
 //! This module provides two types, [`PathBuf`] and [`Path`][`Path`] (akin to [`String`]
diff --git a/src/libstd/prelude/mod.rs b/src/libstd/prelude/mod.rs
index 919e033f2b4..ec8318f3728 100644
--- a/src/libstd/prelude/mod.rs
+++ b/src/libstd/prelude/mod.rs
@@ -1,13 +1,3 @@
-// Copyright 2014 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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.
-
 //! The Rust Prelude.
 //!
 //! Rust comes with a variety of things in its standard library. However, if
diff --git a/src/libstd/prelude/v1.rs b/src/libstd/prelude/v1.rs
index 53763da5e28..0c3b164f654 100644
--- a/src/libstd/prelude/v1.rs
+++ b/src/libstd/prelude/v1.rs
@@ -1,13 +1,3 @@
-// Copyright 2013 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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.
-
 //! The first version of the prelude of The Rust Standard Library.
 //!
 //! See the [module-level documentation](../index.html) for more.
diff --git a/src/libstd/primitive_docs.rs b/src/libstd/primitive_docs.rs
index 7c1654f62fa..27e720533b2 100644
--- a/src/libstd/primitive_docs.rs
+++ b/src/libstd/primitive_docs.rs
@@ -1,13 +1,3 @@
-// Copyright 2015 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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.
-
 #[doc(primitive = "bool")]
 #[doc(alias = "true")]
 #[doc(alias = "false")]
diff --git a/src/libstd/process.rs b/src/libstd/process.rs
index b42ad29034c..1263ef82e48 100644
--- a/src/libstd/process.rs
+++ b/src/libstd/process.rs
@@ -1,13 +1,3 @@
-// Copyright 2015 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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.
-
 //! A module for working with processes.
 //!
 //! This module is mostly concerned with spawning and interacting with child
diff --git a/src/libstd/rt.rs b/src/libstd/rt.rs
index fdaf2a821fa..5ddb66b1897 100644
--- a/src/libstd/rt.rs
+++ b/src/libstd/rt.rs
@@ -1,13 +1,3 @@
-// Copyright 2013 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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.
-
 //! Runtime services
 //!
 //! The `rt` module provides a narrow set of runtime services,
diff --git a/src/libstd/sync/barrier.rs b/src/libstd/sync/barrier.rs
index 273c7c1c54a..f248c721e9a 100644
--- a/src/libstd/sync/barrier.rs
+++ b/src/libstd/sync/barrier.rs
@@ -1,13 +1,3 @@
-// Copyright 2014 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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 fmt;
 use sync::{Mutex, Condvar};
 
diff --git a/src/libstd/sync/condvar.rs b/src/libstd/sync/condvar.rs
index 3014283da5b..76887379106 100644
--- a/src/libstd/sync/condvar.rs
+++ b/src/libstd/sync/condvar.rs
@@ -1,13 +1,3 @@
-// Copyright 2014 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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 fmt;
 use sync::atomic::{AtomicUsize, Ordering};
 use sync::{mutex, MutexGuard, PoisonError};
diff --git a/src/libstd/sync/mod.rs b/src/libstd/sync/mod.rs
index 81356e68bc0..3d11af7dc10 100644
--- a/src/libstd/sync/mod.rs
+++ b/src/libstd/sync/mod.rs
@@ -1,13 +1,3 @@
-// Copyright 2013 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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.
-
 //! Useful synchronization primitives.
 //!
 //! ## The need for synchronization
diff --git a/src/libstd/sync/mpsc/blocking.rs b/src/libstd/sync/mpsc/blocking.rs
index c08bd6d133d..ae5a18adbb3 100644
--- a/src/libstd/sync/mpsc/blocking.rs
+++ b/src/libstd/sync/mpsc/blocking.rs
@@ -1,13 +1,3 @@
-// Copyright 2014 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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.
-
 //! Generic support for building blocking abstractions.
 
 use thread::{self, Thread};
diff --git a/src/libstd/sync/mpsc/cache_aligned.rs b/src/libstd/sync/mpsc/cache_aligned.rs
index 5af01262573..fb1177e0350 100644
--- a/src/libstd/sync/mpsc/cache_aligned.rs
+++ b/src/libstd/sync/mpsc/cache_aligned.rs
@@ -1,13 +1,3 @@
-// Copyright 2017 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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 ops::{Deref, DerefMut};
 
 #[derive(Copy, Clone, Default, PartialEq, Eq, PartialOrd, Ord, Hash)]
diff --git a/src/libstd/sync/mpsc/mod.rs b/src/libstd/sync/mpsc/mod.rs
index 059ced4f56e..ecdf7e5668c 100644
--- a/src/libstd/sync/mpsc/mod.rs
+++ b/src/libstd/sync/mpsc/mod.rs
@@ -1,13 +1,3 @@
-// Copyright 2013-2014 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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.
-
 //! Multi-producer, single-consumer FIFO queue communication primitives.
 //!
 //! This module provides message-based communication over channels, concretely
diff --git a/src/libstd/sync/mpsc/mpsc_queue.rs b/src/libstd/sync/mpsc/mpsc_queue.rs
index df945ac3859..794d11f1eac 100644
--- a/src/libstd/sync/mpsc/mpsc_queue.rs
+++ b/src/libstd/sync/mpsc/mpsc_queue.rs
@@ -1,13 +1,3 @@
-// Copyright 2017 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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.
-
 //! A mostly lock-free multi-producer, single consumer queue.
 //!
 //! This module contains an implementation of a concurrent MPSC queue. This
diff --git a/src/libstd/sync/mpsc/oneshot.rs b/src/libstd/sync/mpsc/oneshot.rs
index b8e50c9297b..36928c428e3 100644
--- a/src/libstd/sync/mpsc/oneshot.rs
+++ b/src/libstd/sync/mpsc/oneshot.rs
@@ -1,13 +1,3 @@
-// Copyright 2014 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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.
-
 /// Oneshot channels/ports
 ///
 /// This is the initial flavor of channels/ports used for comm module. This is
diff --git a/src/libstd/sync/mpsc/select.rs b/src/libstd/sync/mpsc/select.rs
index 2ec4b52dbf3..8f41680a818 100644
--- a/src/libstd/sync/mpsc/select.rs
+++ b/src/libstd/sync/mpsc/select.rs
@@ -1,13 +1,3 @@
-// Copyright 2013-2014 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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.
-
 //! Selection over an array of receivers
 //!
 //! This module contains the implementation machinery necessary for selecting
diff --git a/src/libstd/sync/mpsc/shared.rs b/src/libstd/sync/mpsc/shared.rs
index f9e02904164..af538b75b70 100644
--- a/src/libstd/sync/mpsc/shared.rs
+++ b/src/libstd/sync/mpsc/shared.rs
@@ -1,13 +1,3 @@
-// Copyright 2014 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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.
-
 /// Shared channels
 ///
 /// This is the flavor of channels which are not necessarily optimized for any
diff --git a/src/libstd/sync/mpsc/spsc_queue.rs b/src/libstd/sync/mpsc/spsc_queue.rs
index 9482f6958b3..b43ccf074a4 100644
--- a/src/libstd/sync/mpsc/spsc_queue.rs
+++ b/src/libstd/sync/mpsc/spsc_queue.rs
@@ -1,13 +1,3 @@
-// Copyright 2017 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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.
-
 //! A single-producer single-consumer concurrent queue
 //!
 //! This module contains the implementation of an SPSC queue which can be used
diff --git a/src/libstd/sync/mpsc/stream.rs b/src/libstd/sync/mpsc/stream.rs
index d1515eba68c..5c68930bf47 100644
--- a/src/libstd/sync/mpsc/stream.rs
+++ b/src/libstd/sync/mpsc/stream.rs
@@ -1,13 +1,3 @@
-// Copyright 2014 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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.
-
 /// Stream channels
 ///
 /// This is the flavor of channels which are optimized for one sender and one
diff --git a/src/libstd/sync/mpsc/sync.rs b/src/libstd/sync/mpsc/sync.rs
index dc80f561f7a..bce42bc69cd 100644
--- a/src/libstd/sync/mpsc/sync.rs
+++ b/src/libstd/sync/mpsc/sync.rs
@@ -1,13 +1,3 @@
-// Copyright 2014 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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.
-
 /// Synchronous channels/ports
 ///
 /// This channel implementation differs significantly from the asynchronous
diff --git a/src/libstd/sync/mutex.rs b/src/libstd/sync/mutex.rs
index ec9207ea45b..856bb260424 100644
--- a/src/libstd/sync/mutex.rs
+++ b/src/libstd/sync/mutex.rs
@@ -1,13 +1,3 @@
-// Copyright 2014 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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 cell::UnsafeCell;
 use fmt;
 use mem;
diff --git a/src/libstd/sync/once.rs b/src/libstd/sync/once.rs
index 13e0d2edb83..fcab2ffe144 100644
--- a/src/libstd/sync/once.rs
+++ b/src/libstd/sync/once.rs
@@ -1,13 +1,3 @@
-// Copyright 2014 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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.
-
 //! A "once initialization" primitive
 //!
 //! This primitive is meant to be used to run one-time initialization. An
diff --git a/src/libstd/sync/rwlock.rs b/src/libstd/sync/rwlock.rs
index c0c706590db..7fbe0b8c199 100644
--- a/src/libstd/sync/rwlock.rs
+++ b/src/libstd/sync/rwlock.rs
@@ -1,13 +1,3 @@
-// Copyright 2014 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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 cell::UnsafeCell;
 use fmt;
 use mem;
diff --git a/src/libstd/sys/cloudabi/abi/mod.rs b/src/libstd/sys/cloudabi/abi/mod.rs
index 81a4d293423..9d01d24ea83 100644
--- a/src/libstd/sys/cloudabi/abi/mod.rs
+++ b/src/libstd/sys/cloudabi/abi/mod.rs
@@ -1,13 +1,3 @@
-// Copyright 2018 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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.
-
 #[allow(warnings)]
 mod cloudabi;
 pub use self::cloudabi::*;
diff --git a/src/libstd/sys/cloudabi/args.rs b/src/libstd/sys/cloudabi/args.rs
index 7b62cc6adc9..4147ffff871 100644
--- a/src/libstd/sys/cloudabi/args.rs
+++ b/src/libstd/sys/cloudabi/args.rs
@@ -1,13 +1,3 @@
-// Copyright 2018 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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.
-
 pub use sys::cloudabi::shims::args::*;
 
 #[allow(dead_code)]
diff --git a/src/libstd/sys/cloudabi/backtrace.rs b/src/libstd/sys/cloudabi/backtrace.rs
index 2c43b5937ce..72f28550435 100644
--- a/src/libstd/sys/cloudabi/backtrace.rs
+++ b/src/libstd/sys/cloudabi/backtrace.rs
@@ -1,13 +1,3 @@
-// Copyright 2014-2018 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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 error::Error;
 use ffi::CStr;
 use intrinsics;
diff --git a/src/libstd/sys/cloudabi/condvar.rs b/src/libstd/sys/cloudabi/condvar.rs
index 3229d98624e..758f29653ae 100644
--- a/src/libstd/sys/cloudabi/condvar.rs
+++ b/src/libstd/sys/cloudabi/condvar.rs
@@ -1,13 +1,3 @@
-// Copyright 2018 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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 cell::UnsafeCell;
 use mem;
 use sync::atomic::{AtomicU32, Ordering};
diff --git a/src/libstd/sys/cloudabi/mod.rs b/src/libstd/sys/cloudabi/mod.rs
index dfb56472c6c..cd621b76945 100644
--- a/src/libstd/sys/cloudabi/mod.rs
+++ b/src/libstd/sys/cloudabi/mod.rs
@@ -1,13 +1,3 @@
-// Copyright 2018 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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 io;
 use libc;
 use mem;
diff --git a/src/libstd/sys/cloudabi/mutex.rs b/src/libstd/sys/cloudabi/mutex.rs
index d4ba6bcfc80..ae62d8bfdb0 100644
--- a/src/libstd/sys/cloudabi/mutex.rs
+++ b/src/libstd/sys/cloudabi/mutex.rs
@@ -1,13 +1,3 @@
-// Copyright 2018 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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 cell::UnsafeCell;
 use mem;
 use sync::atomic::{AtomicU32, Ordering};
diff --git a/src/libstd/sys/cloudabi/os.rs b/src/libstd/sys/cloudabi/os.rs
index 7e506b84df1..8a6464125de 100644
--- a/src/libstd/sys/cloudabi/os.rs
+++ b/src/libstd/sys/cloudabi/os.rs
@@ -1,13 +1,3 @@
-// Copyright 2018 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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 ffi::CStr;
 use libc::{self, c_int};
 use str;
diff --git a/src/libstd/sys/cloudabi/rwlock.rs b/src/libstd/sys/cloudabi/rwlock.rs
index dc8624ec8a1..7f08c2c7869 100644
--- a/src/libstd/sys/cloudabi/rwlock.rs
+++ b/src/libstd/sys/cloudabi/rwlock.rs
@@ -1,13 +1,3 @@
-// Copyright 2018 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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 cell::UnsafeCell;
 use mem;
 use sync::atomic::{AtomicU32, Ordering};
diff --git a/src/libstd/sys/cloudabi/shims/args.rs b/src/libstd/sys/cloudabi/shims/args.rs
index 1b5785adc8a..f924a434263 100644
--- a/src/libstd/sys/cloudabi/shims/args.rs
+++ b/src/libstd/sys/cloudabi/shims/args.rs
@@ -1,13 +1,3 @@
-// Copyright 2018 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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 ffi::OsString;
 
 pub struct Args(());
diff --git a/src/libstd/sys/cloudabi/shims/env.rs b/src/libstd/sys/cloudabi/shims/env.rs
index c7691e3b2df..de165a864b9 100644
--- a/src/libstd/sys/cloudabi/shims/env.rs
+++ b/src/libstd/sys/cloudabi/shims/env.rs
@@ -1,13 +1,3 @@
-// Copyright 2018 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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.
-
 pub mod os {
     pub const FAMILY: &str = "cloudabi";
     pub const OS: &str = "cloudabi";
diff --git a/src/libstd/sys/cloudabi/shims/fs.rs b/src/libstd/sys/cloudabi/shims/fs.rs
index d3da0fbc371..3af10a74c7d 100644
--- a/src/libstd/sys/cloudabi/shims/fs.rs
+++ b/src/libstd/sys/cloudabi/shims/fs.rs
@@ -1,13 +1,3 @@
-// Copyright 2017 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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 ffi::OsString;
 use fmt;
 use hash::{Hash, Hasher};
diff --git a/src/libstd/sys/cloudabi/shims/mod.rs b/src/libstd/sys/cloudabi/shims/mod.rs
index 407c2b90511..080eac19ceb 100644
--- a/src/libstd/sys/cloudabi/shims/mod.rs
+++ b/src/libstd/sys/cloudabi/shims/mod.rs
@@ -1,13 +1,3 @@
-// Copyright 2018 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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 io;
 
 pub mod args;
diff --git a/src/libstd/sys/cloudabi/shims/net.rs b/src/libstd/sys/cloudabi/shims/net.rs
index 7229e71d175..b4caa899a75 100644
--- a/src/libstd/sys/cloudabi/shims/net.rs
+++ b/src/libstd/sys/cloudabi/shims/net.rs
@@ -1,13 +1,3 @@
-// Copyright 2017 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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 fmt;
 use io;
 use net::{Ipv4Addr, Ipv6Addr, Shutdown, SocketAddr};
diff --git a/src/libstd/sys/cloudabi/shims/os.rs b/src/libstd/sys/cloudabi/shims/os.rs
index 1e355d9ad04..31cb18ea526 100644
--- a/src/libstd/sys/cloudabi/shims/os.rs
+++ b/src/libstd/sys/cloudabi/shims/os.rs
@@ -1,13 +1,3 @@
-// Copyright 2018 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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 error::Error as StdError;
 use ffi::{OsStr, OsString};
 use fmt;
diff --git a/src/libstd/sys/cloudabi/shims/pipe.rs b/src/libstd/sys/cloudabi/shims/pipe.rs
index 77a9cd62590..30ef79dd769 100644
--- a/src/libstd/sys/cloudabi/shims/pipe.rs
+++ b/src/libstd/sys/cloudabi/shims/pipe.rs
@@ -1,13 +1,3 @@
-// Copyright 2017 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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 io;
 use sys::Void;
 
diff --git a/src/libstd/sys/cloudabi/shims/process.rs b/src/libstd/sys/cloudabi/shims/process.rs
index fcd40c15c17..49b9d5e266e 100644
--- a/src/libstd/sys/cloudabi/shims/process.rs
+++ b/src/libstd/sys/cloudabi/shims/process.rs
@@ -1,13 +1,3 @@
-// Copyright 2017 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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 ffi::OsStr;
 use fmt;
 use io;
diff --git a/src/libstd/sys/cloudabi/stack_overflow.rs b/src/libstd/sys/cloudabi/stack_overflow.rs
index 5c0b1e5671e..e97831b2c28 100644
--- a/src/libstd/sys/cloudabi/stack_overflow.rs
+++ b/src/libstd/sys/cloudabi/stack_overflow.rs
@@ -1,13 +1,3 @@
-// Copyright 2016 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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.
-
 #![cfg_attr(test, allow(dead_code))]
 
 pub struct Handler;
diff --git a/src/libstd/sys/cloudabi/stdio.rs b/src/libstd/sys/cloudabi/stdio.rs
index c90dbd8beab..2cd3477cd51 100644
--- a/src/libstd/sys/cloudabi/stdio.rs
+++ b/src/libstd/sys/cloudabi/stdio.rs
@@ -1,13 +1,3 @@
-// Copyright 2018 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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 io;
 use sys::cloudabi::abi;
 
diff --git a/src/libstd/sys/cloudabi/thread.rs b/src/libstd/sys/cloudabi/thread.rs
index a64e0f06849..950420420f0 100644
--- a/src/libstd/sys/cloudabi/thread.rs
+++ b/src/libstd/sys/cloudabi/thread.rs
@@ -1,13 +1,3 @@
-// Copyright 2014-2018 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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 boxed::FnBox;
 use cmp;
 use ffi::CStr;
diff --git a/src/libstd/sys/cloudabi/time.rs b/src/libstd/sys/cloudabi/time.rs
index c9fea18fda6..906beba4ae1 100644
--- a/src/libstd/sys/cloudabi/time.rs
+++ b/src/libstd/sys/cloudabi/time.rs
@@ -1,13 +1,3 @@
-// Copyright 2018 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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 mem;
 use sys::cloudabi::abi;
 use time::Duration;
diff --git a/src/libstd/sys/mod.rs b/src/libstd/sys/mod.rs
index 625202e5604..de9e09bf705 100644
--- a/src/libstd/sys/mod.rs
+++ b/src/libstd/sys/mod.rs
@@ -1,13 +1,3 @@
-// Copyright 2016 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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.
-
 //! Platform-dependent platform abstraction
 //!
 //! The `std::sys` module is the abstracted interface through which
diff --git a/src/libstd/sys/redox/args.rs b/src/libstd/sys/redox/args.rs
index a7c8ade66f0..4e51be03f6f 100644
--- a/src/libstd/sys/redox/args.rs
+++ b/src/libstd/sys/redox/args.rs
@@ -1,13 +1,3 @@
-// Copyright 2016 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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.
-
 //! Global initialization and retrieval of command line arguments.
 //!
 //! On some platforms these are stored during runtime startup,
diff --git a/src/libstd/sys/redox/backtrace/mod.rs b/src/libstd/sys/redox/backtrace/mod.rs
index 40b957d847b..9a007241073 100644
--- a/src/libstd/sys/redox/backtrace/mod.rs
+++ b/src/libstd/sys/redox/backtrace/mod.rs
@@ -1,13 +1,3 @@
-// Copyright 2015 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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.
-
 /// See sys/unix/backtrace/mod.rs for an explanation of the method used here.
 
 pub use self::tracing::unwind_backtrace;
diff --git a/src/libstd/sys/redox/backtrace/printing.rs b/src/libstd/sys/redox/backtrace/printing.rs
index 3e937dbe623..c50c7154f0c 100644
--- a/src/libstd/sys/redox/backtrace/printing.rs
+++ b/src/libstd/sys/redox/backtrace/printing.rs
@@ -1,11 +1 @@
-// Copyright 2014-2015 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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.
-
 pub use sys_common::gnu::libbacktrace::{foreach_symbol_fileline, resolve_symname};
diff --git a/src/libstd/sys/redox/backtrace/tracing.rs b/src/libstd/sys/redox/backtrace/tracing.rs
index c0414b78f8d..59a8c5fab3d 100644
--- a/src/libstd/sys/redox/backtrace/tracing.rs
+++ b/src/libstd/sys/redox/backtrace/tracing.rs
@@ -1,13 +1,3 @@
-// Copyright 2014-2015 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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 error::Error;
 use io;
 use libc;
diff --git a/src/libstd/sys/redox/cmath.rs b/src/libstd/sys/redox/cmath.rs
index 2bc96651b0c..f6bb58934fc 100644
--- a/src/libstd/sys/redox/cmath.rs
+++ b/src/libstd/sys/redox/cmath.rs
@@ -1,13 +1,3 @@
-// Copyright 2017 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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.
-
 #![cfg(not(test))]
 
 use libc::{c_float, c_double};
diff --git a/src/libstd/sys/redox/condvar.rs b/src/libstd/sys/redox/condvar.rs
index 2a611ed7dab..5f9eee588c3 100644
--- a/src/libstd/sys/redox/condvar.rs
+++ b/src/libstd/sys/redox/condvar.rs
@@ -1,13 +1,3 @@
-// Copyright 2016 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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 cell::UnsafeCell;
 use intrinsics::{atomic_cxchg, atomic_load, atomic_xadd, atomic_xchg};
 use ptr;
diff --git a/src/libstd/sys/redox/env.rs b/src/libstd/sys/redox/env.rs
index 75e35046fb7..bcc0e126b9d 100644
--- a/src/libstd/sys/redox/env.rs
+++ b/src/libstd/sys/redox/env.rs
@@ -1,13 +1,3 @@
-// Copyright 2016 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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.
-
 pub mod os {
     pub const FAMILY: &str = "redox";
     pub const OS: &str = "redox";
diff --git a/src/libstd/sys/redox/ext/ffi.rs b/src/libstd/sys/redox/ext/ffi.rs
index cd88c8f46b3..848880d26e8 100644
--- a/src/libstd/sys/redox/ext/ffi.rs
+++ b/src/libstd/sys/redox/ext/ffi.rs
@@ -1,13 +1,3 @@
-// Copyright 2015 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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.
-
 //! Redox-specific extension to the primitives in the `std::ffi` module.
 
 #![stable(feature = "rust1", since = "1.0.0")]
diff --git a/src/libstd/sys/redox/ext/fs.rs b/src/libstd/sys/redox/ext/fs.rs
index c1dba6edda4..04edfd6851d 100644
--- a/src/libstd/sys/redox/ext/fs.rs
+++ b/src/libstd/sys/redox/ext/fs.rs
@@ -1,13 +1,3 @@
-// Copyright 2016 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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.
-
 //! Redox-specific extensions to primitives in the `std::fs` module.
 
 #![stable(feature = "rust1", since = "1.0.0")]
diff --git a/src/libstd/sys/redox/ext/io.rs b/src/libstd/sys/redox/ext/io.rs
index c4d99568c55..3ee0c6010a7 100644
--- a/src/libstd/sys/redox/ext/io.rs
+++ b/src/libstd/sys/redox/ext/io.rs
@@ -1,13 +1,3 @@
-// Copyright 2016 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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.
-
 //! Unix-specific extensions to general I/O primitives
 
 #![stable(feature = "rust1", since = "1.0.0")]
diff --git a/src/libstd/sys/redox/ext/mod.rs b/src/libstd/sys/redox/ext/mod.rs
index cb2c75ae0bf..8a2d243c7ff 100644
--- a/src/libstd/sys/redox/ext/mod.rs
+++ b/src/libstd/sys/redox/ext/mod.rs
@@ -1,13 +1,3 @@
-// Copyright 2016 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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.
-
 //! Experimental extensions to `std` for Unix platforms.
 //!
 //! For now, this module is limited to extracting file descriptors,
diff --git a/src/libstd/sys/redox/ext/net.rs b/src/libstd/sys/redox/ext/net.rs
index 2ab77703242..76c68829b7f 100644
--- a/src/libstd/sys/redox/ext/net.rs
+++ b/src/libstd/sys/redox/ext/net.rs
@@ -1,13 +1,3 @@
-// Copyright 2016 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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.
-
 #![stable(feature = "unix_socket_redox", since = "1.29")]
 
 //! Unix-specific networking functionality
diff --git a/src/libstd/sys/redox/ext/process.rs b/src/libstd/sys/redox/ext/process.rs
index cfb6d5fc703..941fba8755b 100644
--- a/src/libstd/sys/redox/ext/process.rs
+++ b/src/libstd/sys/redox/ext/process.rs
@@ -1,13 +1,3 @@
-// Copyright 2016 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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.
-
 //! Redox-specific extensions to primitives in the `std::process` module.
 
 #![stable(feature = "rust1", since = "1.0.0")]
diff --git a/src/libstd/sys/redox/ext/thread.rs b/src/libstd/sys/redox/ext/thread.rs
index 71ff0d46b91..21b140ad718 100644
--- a/src/libstd/sys/redox/ext/thread.rs
+++ b/src/libstd/sys/redox/ext/thread.rs
@@ -1,13 +1,3 @@
-// Copyright 2015 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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.
-
 //! Redox-specific extensions to primitives in the `std::thread` module.
 
 #![stable(feature = "thread_extensions", since = "1.9.0")]
diff --git a/src/libstd/sys/redox/fast_thread_local.rs b/src/libstd/sys/redox/fast_thread_local.rs
index 6a007e98827..95263e6f5e3 100644
--- a/src/libstd/sys/redox/fast_thread_local.rs
+++ b/src/libstd/sys/redox/fast_thread_local.rs
@@ -1,13 +1,3 @@
-// Copyright 2016 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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.
-
 #![cfg(target_thread_local)]
 #![unstable(feature = "thread_local_internals", issue = "0")]
 
diff --git a/src/libstd/sys/redox/fd.rs b/src/libstd/sys/redox/fd.rs
index d62b09134bb..fbf31aae2d0 100644
--- a/src/libstd/sys/redox/fd.rs
+++ b/src/libstd/sys/redox/fd.rs
@@ -1,13 +1,3 @@
-// Copyright 2016 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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.
-
 #![unstable(reason = "not public", issue = "0", feature = "fd")]
 
 use io::{self, Read};
diff --git a/src/libstd/sys/redox/fs.rs b/src/libstd/sys/redox/fs.rs
index 6059406997d..97e5dcebfea 100644
--- a/src/libstd/sys/redox/fs.rs
+++ b/src/libstd/sys/redox/fs.rs
@@ -1,13 +1,3 @@
-// Copyright 2016 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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 os::unix::prelude::*;
 
 use ffi::{OsString, OsStr};
diff --git a/src/libstd/sys/redox/memchr.rs b/src/libstd/sys/redox/memchr.rs
index 873b3353502..409d3a7a855 100644
--- a/src/libstd/sys/redox/memchr.rs
+++ b/src/libstd/sys/redox/memchr.rs
@@ -1,12 +1,3 @@
-// Copyright 2015 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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.
 //
 // Original implementation taken from rust-memchr
 // Copyright 2015 Andrew Gallant, bluss and Nicolas Koch
diff --git a/src/libstd/sys/redox/mod.rs b/src/libstd/sys/redox/mod.rs
index 3543d8f8fa3..c106db8ddfa 100644
--- a/src/libstd/sys/redox/mod.rs
+++ b/src/libstd/sys/redox/mod.rs
@@ -1,13 +1,3 @@
-// Copyright 2016 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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.
-
 #![allow(dead_code, missing_docs, nonstandard_style)]
 
 use io::{self, ErrorKind};
diff --git a/src/libstd/sys/redox/mutex.rs b/src/libstd/sys/redox/mutex.rs
index a995f597fc4..42424da858f 100644
--- a/src/libstd/sys/redox/mutex.rs
+++ b/src/libstd/sys/redox/mutex.rs
@@ -1,13 +1,3 @@
-// Copyright 2016 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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 cell::UnsafeCell;
 use intrinsics::{atomic_cxchg, atomic_xchg};
 use ptr;
diff --git a/src/libstd/sys/redox/net/dns/answer.rs b/src/libstd/sys/redox/net/dns/answer.rs
index 8e6aaeb0293..c0450c11ed6 100644
--- a/src/libstd/sys/redox/net/dns/answer.rs
+++ b/src/libstd/sys/redox/net/dns/answer.rs
@@ -1,13 +1,3 @@
-// Copyright 2016 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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 string::String;
 use vec::Vec;
 
diff --git a/src/libstd/sys/redox/net/dns/mod.rs b/src/libstd/sys/redox/net/dns/mod.rs
index 1a26257e4a7..8f0a0610af5 100644
--- a/src/libstd/sys/redox/net/dns/mod.rs
+++ b/src/libstd/sys/redox/net/dns/mod.rs
@@ -1,13 +1,3 @@
-// Copyright 2016 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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.
-
 pub use self::answer::DnsAnswer;
 pub use self::query::DnsQuery;
 
diff --git a/src/libstd/sys/redox/net/dns/query.rs b/src/libstd/sys/redox/net/dns/query.rs
index b0dcdcb624a..dcb554d82de 100644
--- a/src/libstd/sys/redox/net/dns/query.rs
+++ b/src/libstd/sys/redox/net/dns/query.rs
@@ -1,13 +1,3 @@
-// Copyright 2016 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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 string::String;
 
 #[derive(Clone, Debug)]
diff --git a/src/libstd/sys/redox/net/mod.rs b/src/libstd/sys/redox/net/mod.rs
index 04a183f2417..9e7599aebbb 100644
--- a/src/libstd/sys/redox/net/mod.rs
+++ b/src/libstd/sys/redox/net/mod.rs
@@ -1,13 +1,3 @@
-// Copyright 2016 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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 fs::File;
 use io::{Error, Read, self};
 use iter::Iterator;
diff --git a/src/libstd/sys/redox/net/netc.rs b/src/libstd/sys/redox/net/netc.rs
index b6d9f456295..420a15a4063 100644
--- a/src/libstd/sys/redox/net/netc.rs
+++ b/src/libstd/sys/redox/net/netc.rs
@@ -1,13 +1,3 @@
-// Copyright 2016 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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.
-
 pub type in_addr_t = u32;
 pub type in_port_t = u16;
 
diff --git a/src/libstd/sys/redox/net/tcp.rs b/src/libstd/sys/redox/net/tcp.rs
index 37457d87f33..e0353b130bb 100644
--- a/src/libstd/sys/redox/net/tcp.rs
+++ b/src/libstd/sys/redox/net/tcp.rs
@@ -1,13 +1,3 @@
-// Copyright 2016 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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 cmp;
 use io::{self, Error, ErrorKind, Result};
 use mem;
diff --git a/src/libstd/sys/redox/net/udp.rs b/src/libstd/sys/redox/net/udp.rs
index 85bfd425924..2a59b44f093 100644
--- a/src/libstd/sys/redox/net/udp.rs
+++ b/src/libstd/sys/redox/net/udp.rs
@@ -1,13 +1,3 @@
-// Copyright 2016 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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 cell::UnsafeCell;
 use cmp;
 use io::{self, Error, ErrorKind, Result};
diff --git a/src/libstd/sys/redox/os.rs b/src/libstd/sys/redox/os.rs
index 84eb56615b6..f7a26c94970 100644
--- a/src/libstd/sys/redox/os.rs
+++ b/src/libstd/sys/redox/os.rs
@@ -1,13 +1,3 @@
-// Copyright 2016 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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.
-
 //! Implementation of `std::os` functionality for unix systems
 
 #![allow(unused_imports)] // lots of cfg code here
diff --git a/src/libstd/sys/redox/os_str.rs b/src/libstd/sys/redox/os_str.rs
index eb3a1ead58c..9d5e084feb2 100644
--- a/src/libstd/sys/redox/os_str.rs
+++ b/src/libstd/sys/redox/os_str.rs
@@ -1,13 +1,3 @@
-// Copyright 2016 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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.
-
 /// The underlying OsString/OsStr implementation on Unix systems: just
 /// a `Vec<u8>`/`[u8]`.
 
diff --git a/src/libstd/sys/redox/path.rs b/src/libstd/sys/redox/path.rs
index b1a4ed30404..a7a8b03c8b1 100644
--- a/src/libstd/sys/redox/path.rs
+++ b/src/libstd/sys/redox/path.rs
@@ -1,13 +1,3 @@
-// Copyright 2016 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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 ffi::OsStr;
 use path::Prefix;
 
diff --git a/src/libstd/sys/redox/pipe.rs b/src/libstd/sys/redox/pipe.rs
index 28645facd93..9e40eadb237 100644
--- a/src/libstd/sys/redox/pipe.rs
+++ b/src/libstd/sys/redox/pipe.rs
@@ -1,13 +1,3 @@
-// Copyright 2016 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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 io;
 use sys::{cvt, syscall};
 use sys::fd::FileDesc;
diff --git a/src/libstd/sys/redox/process.rs b/src/libstd/sys/redox/process.rs
index 8f6d83c544a..4199ab98cf1 100644
--- a/src/libstd/sys/redox/process.rs
+++ b/src/libstd/sys/redox/process.rs
@@ -1,13 +1,3 @@
-// Copyright 2016 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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 env::{split_paths};
 use ffi::{CStr, OsStr};
 use fmt;
diff --git a/src/libstd/sys/redox/rand.rs b/src/libstd/sys/redox/rand.rs
index 3b378f53429..5b58d1782bf 100644
--- a/src/libstd/sys/redox/rand.rs
+++ b/src/libstd/sys/redox/rand.rs
@@ -1,13 +1,3 @@
-// Copyright 2016 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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.
-
 pub fn hashmap_random_keys() -> (u64, u64) {
     (0, 0)
 }
diff --git a/src/libstd/sys/redox/rwlock.rs b/src/libstd/sys/redox/rwlock.rs
index d74b614ba47..990e7551114 100644
--- a/src/libstd/sys/redox/rwlock.rs
+++ b/src/libstd/sys/redox/rwlock.rs
@@ -1,13 +1,3 @@
-// Copyright 2016 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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 super::mutex::Mutex;
 
 pub struct RWLock {
diff --git a/src/libstd/sys/redox/stack_overflow.rs b/src/libstd/sys/redox/stack_overflow.rs
index 760fe06c57f..cf01d323d45 100644
--- a/src/libstd/sys/redox/stack_overflow.rs
+++ b/src/libstd/sys/redox/stack_overflow.rs
@@ -1,13 +1,3 @@
-// Copyright 2016 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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.
-
 #![cfg_attr(test, allow(dead_code))]
 
 pub struct Handler;
diff --git a/src/libstd/sys/redox/stdio.rs b/src/libstd/sys/redox/stdio.rs
index 52cd9334ffb..e814b0942c1 100644
--- a/src/libstd/sys/redox/stdio.rs
+++ b/src/libstd/sys/redox/stdio.rs
@@ -1,13 +1,3 @@
-// Copyright 2016 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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 io;
 use sys::{cvt, syscall};
 use sys::fd::FileDesc;
diff --git a/src/libstd/sys/redox/syscall/arch/arm.rs b/src/libstd/sys/redox/syscall/arch/arm.rs
index 9fb3961486d..e640f7ed376 100644
--- a/src/libstd/sys/redox/syscall/arch/arm.rs
+++ b/src/libstd/sys/redox/syscall/arch/arm.rs
@@ -1,13 +1,3 @@
-// Copyright 2016 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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 super::error::{Error, Result};
 
 pub unsafe fn syscall0(mut a: usize) -> Result<usize> {
diff --git a/src/libstd/sys/redox/syscall/arch/x86.rs b/src/libstd/sys/redox/syscall/arch/x86.rs
index 724a6b927f4..0cd6409bb06 100644
--- a/src/libstd/sys/redox/syscall/arch/x86.rs
+++ b/src/libstd/sys/redox/syscall/arch/x86.rs
@@ -1,13 +1,3 @@
-// Copyright 2016 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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 super::error::{Error, Result};
 
 pub unsafe fn syscall0(mut a: usize) -> Result<usize> {
diff --git a/src/libstd/sys/redox/syscall/arch/x86_64.rs b/src/libstd/sys/redox/syscall/arch/x86_64.rs
index a321c31f207..52ad01bd4a8 100644
--- a/src/libstd/sys/redox/syscall/arch/x86_64.rs
+++ b/src/libstd/sys/redox/syscall/arch/x86_64.rs
@@ -1,13 +1,3 @@
-// Copyright 2016 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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 super::error::{Error, Result};
 
 pub unsafe fn syscall0(mut a: usize) -> Result<usize> {
diff --git a/src/libstd/sys/redox/syscall/call.rs b/src/libstd/sys/redox/syscall/call.rs
index 577dde4b4be..b9e2b476cec 100644
--- a/src/libstd/sys/redox/syscall/call.rs
+++ b/src/libstd/sys/redox/syscall/call.rs
@@ -1,13 +1,3 @@
-// Copyright 2016 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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 super::arch::*;
 use super::data::{SigAction, Stat, StatVfs, TimeSpec};
 use super::error::Result;
diff --git a/src/libstd/sys/redox/syscall/data.rs b/src/libstd/sys/redox/syscall/data.rs
index 2e784ebc8a5..0b458ea89b8 100644
--- a/src/libstd/sys/redox/syscall/data.rs
+++ b/src/libstd/sys/redox/syscall/data.rs
@@ -1,13 +1,3 @@
-// Copyright 2016 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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 core::ops::{Deref, DerefMut};
 use core::{mem, slice};
 
diff --git a/src/libstd/sys/redox/syscall/error.rs b/src/libstd/sys/redox/syscall/error.rs
index 1e378370553..f5b7bf75f30 100644
--- a/src/libstd/sys/redox/syscall/error.rs
+++ b/src/libstd/sys/redox/syscall/error.rs
@@ -1,13 +1,3 @@
-// Copyright 2016 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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 core::{fmt, result};
 
 #[derive(Eq, PartialEq)]
diff --git a/src/libstd/sys/redox/syscall/flag.rs b/src/libstd/sys/redox/syscall/flag.rs
index 0f1a2c23159..a41bc6d4a8b 100644
--- a/src/libstd/sys/redox/syscall/flag.rs
+++ b/src/libstd/sys/redox/syscall/flag.rs
@@ -1,13 +1,3 @@
-// Copyright 2016 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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.
-
 pub const CLONE_VM: usize = 0x100;
 pub const CLONE_FS: usize = 0x200;
 pub const CLONE_FILES: usize = 0x400;
diff --git a/src/libstd/sys/redox/syscall/mod.rs b/src/libstd/sys/redox/syscall/mod.rs
index ce789c269a7..b16f5dbd918 100644
--- a/src/libstd/sys/redox/syscall/mod.rs
+++ b/src/libstd/sys/redox/syscall/mod.rs
@@ -1,13 +1,3 @@
-// Copyright 2016 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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.
-
 pub use self::arch::*;
 pub use self::call::*;
 pub use self::data::*;
diff --git a/src/libstd/sys/redox/syscall/number.rs b/src/libstd/sys/redox/syscall/number.rs
index 1e187565a67..f8884aa2ed8 100644
--- a/src/libstd/sys/redox/syscall/number.rs
+++ b/src/libstd/sys/redox/syscall/number.rs
@@ -1,13 +1,3 @@
-// Copyright 2016 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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.
-
 pub const SYS_CLASS: usize =    0xF000_0000;
 pub const SYS_CLASS_PATH: usize=0x1000_0000;
 pub const SYS_CLASS_FILE: usize=0x2000_0000;
diff --git a/src/libstd/sys/redox/thread.rs b/src/libstd/sys/redox/thread.rs
index ca014fd576b..18679a7871e 100644
--- a/src/libstd/sys/redox/thread.rs
+++ b/src/libstd/sys/redox/thread.rs
@@ -1,13 +1,3 @@
-// Copyright 2016 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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 boxed::FnBox;
 use ffi::CStr;
 use io;
diff --git a/src/libstd/sys/redox/thread_local.rs b/src/libstd/sys/redox/thread_local.rs
index cacd84e2102..a1c4b10e450 100644
--- a/src/libstd/sys/redox/thread_local.rs
+++ b/src/libstd/sys/redox/thread_local.rs
@@ -1,13 +1,3 @@
-// Copyright 2016 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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.
-
 #![allow(dead_code)] // not used on all platforms
 
 use collections::BTreeMap;
diff --git a/src/libstd/sys/redox/time.rs b/src/libstd/sys/redox/time.rs
index cb2eab52211..b3272350657 100644
--- a/src/libstd/sys/redox/time.rs
+++ b/src/libstd/sys/redox/time.rs
@@ -1,13 +1,3 @@
-// Copyright 2016 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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 cmp::Ordering;
 use fmt;
 use sys::{cvt, syscall};
diff --git a/src/libstd/sys/sgx/abi/entry.S b/src/libstd/sys/sgx/abi/entry.S
index 49ede0674ce..8dad6ee976f 100644
--- a/src/libstd/sys/sgx/abi/entry.S
+++ b/src/libstd/sys/sgx/abi/entry.S
@@ -1,13 +1,3 @@
-/* Copyright 2018 The Rust Project Developers. See the COPYRIGHT     */
-/* file at the top-level directory of this distribution and at       */
-/* http://rust-lang.org/COPYRIGHT.                                   */
-/*                                                                   */
-/* 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.                                  */
-
 /*  This symbol is used at runtime to figure out the virtual address that the */
 /*  enclave is loaded at. */
 .section absolute
diff --git a/src/libstd/sys/sgx/abi/mem.rs b/src/libstd/sys/sgx/abi/mem.rs
index 11eb64606c4..09552d5b4af 100644
--- a/src/libstd/sys/sgx/abi/mem.rs
+++ b/src/libstd/sys/sgx/abi/mem.rs
@@ -1,13 +1,3 @@
-// Copyright 2018 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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.
-
 // Do not remove inline: will result in relocation failure
 #[inline(always)]
 pub(crate) unsafe fn rel_ptr<T>(offset: u64) -> *const T {
diff --git a/src/libstd/sys/sgx/abi/mod.rs b/src/libstd/sys/sgx/abi/mod.rs
index 18ba221af5a..5ef069aa81c 100644
--- a/src/libstd/sys/sgx/abi/mod.rs
+++ b/src/libstd/sys/sgx/abi/mod.rs
@@ -1,13 +1,3 @@
-// Copyright 2018 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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 core::sync::atomic::{AtomicUsize, Ordering};
 use io::Write;
 
diff --git a/src/libstd/sys/sgx/abi/panic.rs b/src/libstd/sys/sgx/abi/panic.rs
index dd9159b9fe2..5ace7fb3368 100644
--- a/src/libstd/sys/sgx/abi/panic.rs
+++ b/src/libstd/sys/sgx/abi/panic.rs
@@ -1,13 +1,3 @@
-// Copyright 2018 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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 io::{self, Write};
 use slice::from_raw_parts_mut;
 
diff --git a/src/libstd/sys/sgx/abi/reloc.rs b/src/libstd/sys/sgx/abi/reloc.rs
index 2d5e14d6ad1..4dd41d70bd7 100644
--- a/src/libstd/sys/sgx/abi/reloc.rs
+++ b/src/libstd/sys/sgx/abi/reloc.rs
@@ -1,13 +1,3 @@
-// Copyright 2018 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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 slice::from_raw_parts;
 use super::mem;
 
diff --git a/src/libstd/sys/sgx/abi/thread.rs b/src/libstd/sys/sgx/abi/thread.rs
index 4640b812fea..588fbcd9d43 100644
--- a/src/libstd/sys/sgx/abi/thread.rs
+++ b/src/libstd/sys/sgx/abi/thread.rs
@@ -1,13 +1,3 @@
-// Copyright 2018 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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 fortanix_sgx_abi::Tcs;
 
 /// Get the ID for the current thread. The ID is guaranteed to be unique among
diff --git a/src/libstd/sys/sgx/abi/tls.rs b/src/libstd/sys/sgx/abi/tls.rs
index ab7822182a5..aba93db915f 100644
--- a/src/libstd/sys/sgx/abi/tls.rs
+++ b/src/libstd/sys/sgx/abi/tls.rs
@@ -1,13 +1,3 @@
-// Copyright 2018 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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 sync::atomic::{AtomicUsize, ATOMIC_USIZE_INIT, Ordering};
 use ptr;
 use mem;
diff --git a/src/libstd/sys/sgx/abi/usercalls/alloc.rs b/src/libstd/sys/sgx/abi/usercalls/alloc.rs
index f1689091eb5..8d0013a235a 100644
--- a/src/libstd/sys/sgx/abi/usercalls/alloc.rs
+++ b/src/libstd/sys/sgx/abi/usercalls/alloc.rs
@@ -1,13 +1,3 @@
-// Copyright 2018 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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.
-
 #![allow(unused)]
 
 use ptr::{self, NonNull};
diff --git a/src/libstd/sys/sgx/abi/usercalls/mod.rs b/src/libstd/sys/sgx/abi/usercalls/mod.rs
index a5066abc144..58903761ebe 100644
--- a/src/libstd/sys/sgx/abi/usercalls/mod.rs
+++ b/src/libstd/sys/sgx/abi/usercalls/mod.rs
@@ -1,13 +1,3 @@
-// Copyright 2018 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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 io::{Error as IoError, Result as IoResult};
 use time::Duration;
 
diff --git a/src/libstd/sys/sgx/abi/usercalls/raw.rs b/src/libstd/sys/sgx/abi/usercalls/raw.rs
index 44b370c44c6..27aca7c0903 100644
--- a/src/libstd/sys/sgx/abi/usercalls/raw.rs
+++ b/src/libstd/sys/sgx/abi/usercalls/raw.rs
@@ -1,13 +1,3 @@
-// Copyright 2018 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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.
-
 #![allow(unused)]
 
 #[unstable(feature = "sgx_platform", issue = "56975")]
diff --git a/src/libstd/sys/sgx/alloc.rs b/src/libstd/sys/sgx/alloc.rs
index 83c20ace89b..95284190bdd 100644
--- a/src/libstd/sys/sgx/alloc.rs
+++ b/src/libstd/sys/sgx/alloc.rs
@@ -1,13 +1,3 @@
-// Copyright 2018 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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.
-
 extern crate dlmalloc;
 
 use alloc::{GlobalAlloc, Layout, System};
diff --git a/src/libstd/sys/sgx/args.rs b/src/libstd/sys/sgx/args.rs
index 50627b8c913..bc138a64019 100644
--- a/src/libstd/sys/sgx/args.rs
+++ b/src/libstd/sys/sgx/args.rs
@@ -1,13 +1,3 @@
-// Copyright 2018 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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 ffi::OsString;
 use super::abi::usercalls::{alloc, raw::ByteBuffer};
 use sync::atomic::{AtomicUsize, Ordering};
diff --git a/src/libstd/sys/sgx/backtrace.rs b/src/libstd/sys/sgx/backtrace.rs
index ca4a7c9561c..52d4a63bb63 100644
--- a/src/libstd/sys/sgx/backtrace.rs
+++ b/src/libstd/sys/sgx/backtrace.rs
@@ -1,13 +1,3 @@
-// Copyright 2018 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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 io;
 use sys::unsupported;
 use sys_common::backtrace::Frame;
diff --git a/src/libstd/sys/sgx/cmath.rs b/src/libstd/sys/sgx/cmath.rs
index 0c1300f61f8..5aabdc1c8d3 100644
--- a/src/libstd/sys/sgx/cmath.rs
+++ b/src/libstd/sys/sgx/cmath.rs
@@ -1,13 +1,3 @@
-// Copyright 2018 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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.
-
 #![cfg(not(test))]
 
 // These symbols are all defined in `compiler-builtins`
diff --git a/src/libstd/sys/sgx/condvar.rs b/src/libstd/sys/sgx/condvar.rs
index 940f50f25b8..b42e5490c72 100644
--- a/src/libstd/sys/sgx/condvar.rs
+++ b/src/libstd/sys/sgx/condvar.rs
@@ -1,13 +1,3 @@
-// Copyright 2018 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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 sys::mutex::Mutex;
 use time::Duration;
 
diff --git a/src/libstd/sys/sgx/env.rs b/src/libstd/sys/sgx/env.rs
index 146ce02754b..6fa0ed7bcf4 100644
--- a/src/libstd/sys/sgx/env.rs
+++ b/src/libstd/sys/sgx/env.rs
@@ -1,13 +1,3 @@
-// Copyright 2018 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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.
-
 pub mod os {
     pub const FAMILY: &'static str = "";
     pub const OS: &'static str = "";
diff --git a/src/libstd/sys/sgx/fd.rs b/src/libstd/sys/sgx/fd.rs
index 31c4199c6cd..cb7dd892c07 100644
--- a/src/libstd/sys/sgx/fd.rs
+++ b/src/libstd/sys/sgx/fd.rs
@@ -1,13 +1,3 @@
-// Copyright 2015 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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 fortanix_sgx_abi::Fd;
 
 use io;
diff --git a/src/libstd/sys/sgx/fs.rs b/src/libstd/sys/sgx/fs.rs
index 1dcea3e8eac..8b1c4476bc4 100644
--- a/src/libstd/sys/sgx/fs.rs
+++ b/src/libstd/sys/sgx/fs.rs
@@ -1,13 +1,3 @@
-// Copyright 2018 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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 ffi::OsString;
 use fmt;
 use hash::{Hash, Hasher};
diff --git a/src/libstd/sys/sgx/memchr.rs b/src/libstd/sys/sgx/memchr.rs
index 0998bc5db4c..9967482197e 100644
--- a/src/libstd/sys/sgx/memchr.rs
+++ b/src/libstd/sys/sgx/memchr.rs
@@ -1,11 +1 @@
-// Copyright 2018 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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.
-
 pub use core::slice::memchr::{memchr, memrchr};
diff --git a/src/libstd/sys/sgx/mod.rs b/src/libstd/sys/sgx/mod.rs
index dd6862e908e..823050a398f 100644
--- a/src/libstd/sys/sgx/mod.rs
+++ b/src/libstd/sys/sgx/mod.rs
@@ -1,13 +1,3 @@
-// Copyright 2018 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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.
-
 //! System bindings for the Fortanix SGX platform
 //!
 //! This module contains the facade (aka platform-specific) implementations of
diff --git a/src/libstd/sys/sgx/mutex.rs b/src/libstd/sys/sgx/mutex.rs
index 994cf91eea0..f325fb1dd58 100644
--- a/src/libstd/sys/sgx/mutex.rs
+++ b/src/libstd/sys/sgx/mutex.rs
@@ -1,13 +1,3 @@
-// Copyright 2018 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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 fortanix_sgx_abi::Tcs;
 
 use super::abi::thread;
diff --git a/src/libstd/sys/sgx/net.rs b/src/libstd/sys/sgx/net.rs
index 9cfe821fe51..dba30fb0d7a 100644
--- a/src/libstd/sys/sgx/net.rs
+++ b/src/libstd/sys/sgx/net.rs
@@ -1,13 +1,3 @@
-// Copyright 2018 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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 fmt;
 use io;
 use net::{SocketAddr, Shutdown, Ipv4Addr, Ipv6Addr, ToSocketAddrs};
diff --git a/src/libstd/sys/sgx/os.rs b/src/libstd/sys/sgx/os.rs
index 79ebafe73f9..b1e4d371a67 100644
--- a/src/libstd/sys/sgx/os.rs
+++ b/src/libstd/sys/sgx/os.rs
@@ -1,13 +1,3 @@
-// Copyright 2018 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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 fortanix_sgx_abi::{Error, RESULT_SUCCESS};
 
 use error::Error as StdError;
diff --git a/src/libstd/sys/sgx/os_str.rs b/src/libstd/sys/sgx/os_str.rs
index 9bfb84db209..9d5e084feb2 100644
--- a/src/libstd/sys/sgx/os_str.rs
+++ b/src/libstd/sys/sgx/os_str.rs
@@ -1,13 +1,3 @@
-// Copyright 2018 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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.
-
 /// The underlying OsString/OsStr implementation on Unix systems: just
 /// a `Vec<u8>`/`[u8]`.
 
diff --git a/src/libstd/sys/sgx/path.rs b/src/libstd/sys/sgx/path.rs
index afe0c490426..90b1fa7c97b 100644
--- a/src/libstd/sys/sgx/path.rs
+++ b/src/libstd/sys/sgx/path.rs
@@ -1,13 +1,3 @@
-// Copyright 2018 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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 path::Prefix;
 use ffi::OsStr;
 
diff --git a/src/libstd/sys/sgx/pipe.rs b/src/libstd/sys/sgx/pipe.rs
index 6c6cbc14a8a..ac48a6dc033 100644
--- a/src/libstd/sys/sgx/pipe.rs
+++ b/src/libstd/sys/sgx/pipe.rs
@@ -1,13 +1,3 @@
-// Copyright 2018 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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 io;
 use sys::Void;
 
diff --git a/src/libstd/sys/sgx/process.rs b/src/libstd/sys/sgx/process.rs
index 01a12fba043..5357d931c73 100644
--- a/src/libstd/sys/sgx/process.rs
+++ b/src/libstd/sys/sgx/process.rs
@@ -1,13 +1,3 @@
-// Copyright 2018 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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 ffi::OsStr;
 use fmt;
 use io;
diff --git a/src/libstd/sys/sgx/rwlock.rs b/src/libstd/sys/sgx/rwlock.rs
index d1af98bd4f5..47874158ed9 100644
--- a/src/libstd/sys/sgx/rwlock.rs
+++ b/src/libstd/sys/sgx/rwlock.rs
@@ -1,13 +1,3 @@
-// Copyright 2018 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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 num::NonZeroUsize;
 use slice;
 use str;
diff --git a/src/libstd/sys/sgx/stack_overflow.rs b/src/libstd/sys/sgx/stack_overflow.rs
index 0176b748a87..c0e7c824615 100644
--- a/src/libstd/sys/sgx/stack_overflow.rs
+++ b/src/libstd/sys/sgx/stack_overflow.rs
@@ -1,13 +1,3 @@
-// Copyright 2018 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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.
-
 pub struct Handler;
 
 impl Handler {
diff --git a/src/libstd/sys/sgx/stdio.rs b/src/libstd/sys/sgx/stdio.rs
index 13c91195569..6f206cd9a51 100644
--- a/src/libstd/sys/sgx/stdio.rs
+++ b/src/libstd/sys/sgx/stdio.rs
@@ -1,13 +1,3 @@
-// Copyright 2015 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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 fortanix_sgx_abi as abi;
 
 use io;
diff --git a/src/libstd/sys/sgx/thread.rs b/src/libstd/sys/sgx/thread.rs
index b8d5b17d8d2..b4bdb03e61a 100644
--- a/src/libstd/sys/sgx/thread.rs
+++ b/src/libstd/sys/sgx/thread.rs
@@ -1,13 +1,3 @@
-// Copyright 2018 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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 boxed::FnBox;
 use ffi::CStr;
 use io;
diff --git a/src/libstd/sys/sgx/thread_local.rs b/src/libstd/sys/sgx/thread_local.rs
index 3b628bae4fb..e0d0fe76957 100644
--- a/src/libstd/sys/sgx/thread_local.rs
+++ b/src/libstd/sys/sgx/thread_local.rs
@@ -1,13 +1,3 @@
-// Copyright 2018 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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 super::abi::tls::{Tls, Key as AbiKey};
 
 pub type Key = usize;
diff --git a/src/libstd/sys/sgx/time.rs b/src/libstd/sys/sgx/time.rs
index 196e1a97fc4..10fe72d5f68 100644
--- a/src/libstd/sys/sgx/time.rs
+++ b/src/libstd/sys/sgx/time.rs
@@ -1,13 +1,3 @@
-// Copyright 2018 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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 time::Duration;
 use super::abi::usercalls;
 
diff --git a/src/libstd/sys/sgx/waitqueue.rs b/src/libstd/sys/sgx/waitqueue.rs
index ef0def13eee..a4738208778 100644
--- a/src/libstd/sys/sgx/waitqueue.rs
+++ b/src/libstd/sys/sgx/waitqueue.rs
@@ -1,13 +1,3 @@
-// Copyright 2018 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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.
-
 /// A simple queue implementation for synchronization primitives.
 ///
 /// This queue is used to implement condition variable and mutexes.
diff --git a/src/libstd/sys/unix/alloc.rs b/src/libstd/sys/unix/alloc.rs
index 2a7f1934518..93e8e0e6696 100644
--- a/src/libstd/sys/unix/alloc.rs
+++ b/src/libstd/sys/unix/alloc.rs
@@ -1,13 +1,3 @@
-// Copyright 2018 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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 ptr;
 use libc;
 use sys_common::alloc::{MIN_ALIGN, realloc_fallback};
diff --git a/src/libstd/sys/unix/android.rs b/src/libstd/sys/unix/android.rs
index 462eab56664..986fa27ede6 100644
--- a/src/libstd/sys/unix/android.rs
+++ b/src/libstd/sys/unix/android.rs
@@ -1,13 +1,3 @@
-// Copyright 2016 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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.
-
 //! Android ABI-compatibility module
 //!
 //! The ABI of Android has changed quite a bit over time, and libstd attempts to
diff --git a/src/libstd/sys/unix/args.rs b/src/libstd/sys/unix/args.rs
index c3c033dfbc7..db1c5f4fea5 100644
--- a/src/libstd/sys/unix/args.rs
+++ b/src/libstd/sys/unix/args.rs
@@ -1,13 +1,3 @@
-// Copyright 2012-2015 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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.
-
 //! Global initialization and retrieval of command line arguments.
 //!
 //! On some platforms these are stored during runtime startup,
diff --git a/src/libstd/sys/unix/backtrace/mod.rs b/src/libstd/sys/unix/backtrace/mod.rs
index b5bf20c747b..79c3e39d8f8 100644
--- a/src/libstd/sys/unix/backtrace/mod.rs
+++ b/src/libstd/sys/unix/backtrace/mod.rs
@@ -1,13 +1,3 @@
-// Copyright 2015 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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.
-
 /// Backtrace support built on libgcc with some extra OS-specific support
 ///
 /// Some methods of getting a backtrace:
diff --git a/src/libstd/sys/unix/backtrace/printing/dladdr.rs b/src/libstd/sys/unix/backtrace/printing/dladdr.rs
index bc56fd6594e..09715db8c1a 100644
--- a/src/libstd/sys/unix/backtrace/printing/dladdr.rs
+++ b/src/libstd/sys/unix/backtrace/printing/dladdr.rs
@@ -1,13 +1,3 @@
-// Copyright 2014-2015 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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 io;
 use intrinsics;
 use ffi::CStr;
diff --git a/src/libstd/sys/unix/backtrace/printing/mod.rs b/src/libstd/sys/unix/backtrace/printing/mod.rs
index caa60712b1d..d0303e6995f 100644
--- a/src/libstd/sys/unix/backtrace/printing/mod.rs
+++ b/src/libstd/sys/unix/backtrace/printing/mod.rs
@@ -1,13 +1,3 @@
-// Copyright 2014-2017 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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.
-
 mod dladdr;
 
 use sys::backtrace::BacktraceContext;
diff --git a/src/libstd/sys/unix/backtrace/tracing/backtrace_fn.rs b/src/libstd/sys/unix/backtrace/tracing/backtrace_fn.rs
index 6293eeb4ed6..236762c5eb5 100644
--- a/src/libstd/sys/unix/backtrace/tracing/backtrace_fn.rs
+++ b/src/libstd/sys/unix/backtrace/tracing/backtrace_fn.rs
@@ -1,13 +1,3 @@
-// Copyright 2014-2015 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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.
-
 /// As always - iOS on arm uses SjLj exceptions and
 /// _Unwind_Backtrace is even not available there. Still,
 /// backtraces could be extracted using a backtrace function,
diff --git a/src/libstd/sys/unix/backtrace/tracing/gcc_s.rs b/src/libstd/sys/unix/backtrace/tracing/gcc_s.rs
index 6e841568679..72a7968c514 100644
--- a/src/libstd/sys/unix/backtrace/tracing/gcc_s.rs
+++ b/src/libstd/sys/unix/backtrace/tracing/gcc_s.rs
@@ -1,13 +1,3 @@
-// Copyright 2014-2015 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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 error::Error;
 use io;
 use libc;
diff --git a/src/libstd/sys/unix/backtrace/tracing/mod.rs b/src/libstd/sys/unix/backtrace/tracing/mod.rs
index c9c8e260d2f..11863e64545 100644
--- a/src/libstd/sys/unix/backtrace/tracing/mod.rs
+++ b/src/libstd/sys/unix/backtrace/tracing/mod.rs
@@ -1,13 +1,3 @@
-// Copyright 2015 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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.
-
 pub use self::imp::*;
 
 #[cfg(not(all(target_os = "ios", target_arch = "arm")))]
diff --git a/src/libstd/sys/unix/cmath.rs b/src/libstd/sys/unix/cmath.rs
index 2bc96651b0c..f6bb58934fc 100644
--- a/src/libstd/sys/unix/cmath.rs
+++ b/src/libstd/sys/unix/cmath.rs
@@ -1,13 +1,3 @@
-// Copyright 2017 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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.
-
 #![cfg(not(test))]
 
 use libc::{c_float, c_double};
diff --git a/src/libstd/sys/unix/condvar.rs b/src/libstd/sys/unix/condvar.rs
index 2007da7b1f6..3e048d5c6e4 100644
--- a/src/libstd/sys/unix/condvar.rs
+++ b/src/libstd/sys/unix/condvar.rs
@@ -1,13 +1,3 @@
-// Copyright 2014 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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 cell::UnsafeCell;
 use libc;
 use sys::mutex::{self, Mutex};
diff --git a/src/libstd/sys/unix/env.rs b/src/libstd/sys/unix/env.rs
index 1b6838f0295..f9592d5c45f 100644
--- a/src/libstd/sys/unix/env.rs
+++ b/src/libstd/sys/unix/env.rs
@@ -1,13 +1,3 @@
-// Copyright 2012-2015 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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.
-
 #[cfg(target_os = "linux")]
 pub mod os {
     pub const FAMILY: &str = "unix";
diff --git a/src/libstd/sys/unix/ext/ffi.rs b/src/libstd/sys/unix/ext/ffi.rs
index 8347145db5a..d1c3cd82ac5 100644
--- a/src/libstd/sys/unix/ext/ffi.rs
+++ b/src/libstd/sys/unix/ext/ffi.rs
@@ -1,13 +1,3 @@
-// Copyright 2015 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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.
-
 //! Unix-specific extension to the primitives in the `std::ffi` module
 
 #![stable(feature = "rust1", since = "1.0.0")]
diff --git a/src/libstd/sys/unix/ext/fs.rs b/src/libstd/sys/unix/ext/fs.rs
index af2f1998415..7930dd04051 100644
--- a/src/libstd/sys/unix/ext/fs.rs
+++ b/src/libstd/sys/unix/ext/fs.rs
@@ -1,13 +1,3 @@
-// Copyright 2015 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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.
-
 //! Unix-specific extensions to primitives in the `std::fs` module.
 
 #![stable(feature = "rust1", since = "1.0.0")]
diff --git a/src/libstd/sys/unix/ext/io.rs b/src/libstd/sys/unix/ext/io.rs
index c9fe3590a64..73f4879e4e4 100644
--- a/src/libstd/sys/unix/ext/io.rs
+++ b/src/libstd/sys/unix/ext/io.rs
@@ -1,13 +1,3 @@
-// Copyright 2015 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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.
-
 //! Unix-specific extensions to general I/O primitives
 
 #![stable(feature = "rust1", since = "1.0.0")]
diff --git a/src/libstd/sys/unix/ext/mod.rs b/src/libstd/sys/unix/ext/mod.rs
index 88e4237f8e2..36e9370b713 100644
--- a/src/libstd/sys/unix/ext/mod.rs
+++ b/src/libstd/sys/unix/ext/mod.rs
@@ -1,13 +1,3 @@
-// Copyright 2014 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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.
-
 //! Experimental extensions to `std` for Unix platforms.
 //!
 //! Provides access to platform-level information on Unix platforms, and
diff --git a/src/libstd/sys/unix/ext/net.rs b/src/libstd/sys/unix/ext/net.rs
index bcf0d440eba..a3ae5943f60 100644
--- a/src/libstd/sys/unix/ext/net.rs
+++ b/src/libstd/sys/unix/ext/net.rs
@@ -1,13 +1,3 @@
-// Copyright 2016 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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.
-
 #![stable(feature = "unix_socket", since = "1.10.0")]
 
 //! Unix-specific networking functionality
diff --git a/src/libstd/sys/unix/ext/process.rs b/src/libstd/sys/unix/ext/process.rs
index 21630ae9746..0282aaae909 100644
--- a/src/libstd/sys/unix/ext/process.rs
+++ b/src/libstd/sys/unix/ext/process.rs
@@ -1,13 +1,3 @@
-// Copyright 2015 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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.
-
 //! Unix-specific extensions to primitives in the `std::process` module.
 
 #![stable(feature = "rust1", since = "1.0.0")]
diff --git a/src/libstd/sys/unix/ext/raw.rs b/src/libstd/sys/unix/ext/raw.rs
index 7972990e67d..eabb4b02503 100644
--- a/src/libstd/sys/unix/ext/raw.rs
+++ b/src/libstd/sys/unix/ext/raw.rs
@@ -1,13 +1,3 @@
-// Copyright 2015 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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.
-
 //! Unix-specific primitives available on all unix platforms
 
 #![stable(feature = "raw_ext", since = "1.1.0")]
diff --git a/src/libstd/sys/unix/ext/thread.rs b/src/libstd/sys/unix/ext/thread.rs
index 8dadf29945c..4b3d5e31848 100644
--- a/src/libstd/sys/unix/ext/thread.rs
+++ b/src/libstd/sys/unix/ext/thread.rs
@@ -1,13 +1,3 @@
-// Copyright 2015 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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.
-
 //! Unix-specific extensions to primitives in the `std::thread` module.
 
 #![stable(feature = "thread_extensions", since = "1.9.0")]
diff --git a/src/libstd/sys/unix/fast_thread_local.rs b/src/libstd/sys/unix/fast_thread_local.rs
index c13a0fea1e0..d48d701dd50 100644
--- a/src/libstd/sys/unix/fast_thread_local.rs
+++ b/src/libstd/sys/unix/fast_thread_local.rs
@@ -1,13 +1,3 @@
-// Copyright 2014-2015 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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.
-
 #![cfg(target_thread_local)]
 #![unstable(feature = "thread_local_internals", issue = "0")]
 
diff --git a/src/libstd/sys/unix/fd.rs b/src/libstd/sys/unix/fd.rs
index 5a81d6dfb67..2cbd9536f4d 100644
--- a/src/libstd/sys/unix/fd.rs
+++ b/src/libstd/sys/unix/fd.rs
@@ -1,13 +1,3 @@
-// Copyright 2015 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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.
-
 #![unstable(reason = "not public", issue = "0", feature = "fd")]
 
 use cmp;
diff --git a/src/libstd/sys/unix/fs.rs b/src/libstd/sys/unix/fs.rs
index add06aec11b..5183d6fadd2 100644
--- a/src/libstd/sys/unix/fs.rs
+++ b/src/libstd/sys/unix/fs.rs
@@ -1,13 +1,3 @@
-// Copyright 2013-2014 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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 os::unix::prelude::*;
 
 use ffi::{CString, CStr, OsString, OsStr};
diff --git a/src/libstd/sys/unix/l4re.rs b/src/libstd/sys/unix/l4re.rs
index bbb0fd45ba3..48037310c8d 100644
--- a/src/libstd/sys/unix/l4re.rs
+++ b/src/libstd/sys/unix/l4re.rs
@@ -1,13 +1,3 @@
-// Copyright 2016-2017 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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.
-
 macro_rules! unimpl {
     () => (return Err(io::Error::new(io::ErrorKind::Other, "No networking available on L4Re."));)
 }
diff --git a/src/libstd/sys/unix/memchr.rs b/src/libstd/sys/unix/memchr.rs
index f49adc24163..05bfecd1d75 100644
--- a/src/libstd/sys/unix/memchr.rs
+++ b/src/libstd/sys/unix/memchr.rs
@@ -1,12 +1,3 @@
-// Copyright 2015 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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.
 //
 // Original implementation taken from rust-memchr
 // Copyright 2015 Andrew Gallant, bluss and Nicolas Koch
diff --git a/src/libstd/sys/unix/mod.rs b/src/libstd/sys/unix/mod.rs
index e8101bd0bc9..b36c117fd09 100644
--- a/src/libstd/sys/unix/mod.rs
+++ b/src/libstd/sys/unix/mod.rs
@@ -1,13 +1,3 @@
-// Copyright 2014 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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.
-
 #![allow(missing_docs, nonstandard_style)]
 
 use io::{self, ErrorKind};
diff --git a/src/libstd/sys/unix/mutex.rs b/src/libstd/sys/unix/mutex.rs
index 1d447de1134..54429dc84b6 100644
--- a/src/libstd/sys/unix/mutex.rs
+++ b/src/libstd/sys/unix/mutex.rs
@@ -1,13 +1,3 @@
-// Copyright 2014 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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 cell::UnsafeCell;
 use libc;
 use mem;
diff --git a/src/libstd/sys/unix/net.rs b/src/libstd/sys/unix/net.rs
index f30817e69ab..d780d71c376 100644
--- a/src/libstd/sys/unix/net.rs
+++ b/src/libstd/sys/unix/net.rs
@@ -1,13 +1,3 @@
-// Copyright 2015 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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 ffi::CStr;
 use io;
 use libc::{self, c_int, c_void, size_t, sockaddr, socklen_t, EAI_SYSTEM, MSG_PEEK};
diff --git a/src/libstd/sys/unix/os.rs b/src/libstd/sys/unix/os.rs
index 6e8ee445994..58ea190fcc0 100644
--- a/src/libstd/sys/unix/os.rs
+++ b/src/libstd/sys/unix/os.rs
@@ -1,13 +1,3 @@
-// Copyright 2015 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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.
-
 //! Implementation of `std::os` functionality for unix systems
 
 #![allow(unused_imports)] // lots of cfg code here
diff --git a/src/libstd/sys/unix/os_str.rs b/src/libstd/sys/unix/os_str.rs
index 01c0fb830aa..9d5e084feb2 100644
--- a/src/libstd/sys/unix/os_str.rs
+++ b/src/libstd/sys/unix/os_str.rs
@@ -1,13 +1,3 @@
-// Copyright 2015 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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.
-
 /// The underlying OsString/OsStr implementation on Unix systems: just
 /// a `Vec<u8>`/`[u8]`.
 
diff --git a/src/libstd/sys/unix/path.rs b/src/libstd/sys/unix/path.rs
index 834b4b448dc..2ef78fb2f86 100644
--- a/src/libstd/sys/unix/path.rs
+++ b/src/libstd/sys/unix/path.rs
@@ -1,13 +1,3 @@
-// Copyright 2015 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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 path::Prefix;
 use ffi::OsStr;
 
diff --git a/src/libstd/sys/unix/pipe.rs b/src/libstd/sys/unix/pipe.rs
index 24b2959a3fa..91793a0d5ec 100644
--- a/src/libstd/sys/unix/pipe.rs
+++ b/src/libstd/sys/unix/pipe.rs
@@ -1,13 +1,3 @@
-// Copyright 2015 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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 io;
 use libc::{self, c_int};
 use mem;
diff --git a/src/libstd/sys/unix/process/mod.rs b/src/libstd/sys/unix/process/mod.rs
index d8ac26c45b1..bba4b21c462 100644
--- a/src/libstd/sys/unix/process/mod.rs
+++ b/src/libstd/sys/unix/process/mod.rs
@@ -1,13 +1,3 @@
-// Copyright 2016 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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.
-
 pub use self::process_common::{Command, ExitStatus, ExitCode, Stdio, StdioPipes};
 pub use self::process_inner::Process;
 
diff --git a/src/libstd/sys/unix/process/process_common.rs b/src/libstd/sys/unix/process/process_common.rs
index 77f125f3c5b..2c55813c5cd 100644
--- a/src/libstd/sys/unix/process/process_common.rs
+++ b/src/libstd/sys/unix/process/process_common.rs
@@ -1,13 +1,3 @@
-// Copyright 2016 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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 os::unix::prelude::*;
 
 use ffi::{OsString, OsStr, CString, CStr};
diff --git a/src/libstd/sys/unix/process/process_fuchsia.rs b/src/libstd/sys/unix/process/process_fuchsia.rs
index fa48001179e..5582310adbf 100644
--- a/src/libstd/sys/unix/process/process_fuchsia.rs
+++ b/src/libstd/sys/unix/process/process_fuchsia.rs
@@ -1,13 +1,3 @@
-// Copyright 2016 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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 io;
 use libc::{self, size_t};
 use mem;
diff --git a/src/libstd/sys/unix/process/process_unix.rs b/src/libstd/sys/unix/process/process_unix.rs
index 3248f424460..f0f8032b4b5 100644
--- a/src/libstd/sys/unix/process/process_unix.rs
+++ b/src/libstd/sys/unix/process/process_unix.rs
@@ -1,13 +1,3 @@
-// Copyright 2014-2015 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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 io::{self, Error, ErrorKind};
 use libc::{self, c_int, gid_t, pid_t, uid_t};
 use ptr;
diff --git a/src/libstd/sys/unix/process/zircon.rs b/src/libstd/sys/unix/process/zircon.rs
index 0335c1e914c..690c745218b 100644
--- a/src/libstd/sys/unix/process/zircon.rs
+++ b/src/libstd/sys/unix/process/zircon.rs
@@ -1,13 +1,3 @@
-// Copyright 2016 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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.
-
 #![allow(non_camel_case_types, unused)]
 
 use convert::TryInto;
diff --git a/src/libstd/sys/unix/rand.rs b/src/libstd/sys/unix/rand.rs
index 371e58a20c4..f2e17c36738 100644
--- a/src/libstd/sys/unix/rand.rs
+++ b/src/libstd/sys/unix/rand.rs
@@ -1,13 +1,3 @@
-// Copyright 2013-2015 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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 mem;
 use slice;
 
diff --git a/src/libstd/sys/unix/rwlock.rs b/src/libstd/sys/unix/rwlock.rs
index fcd6f7a27b6..a068a11993e 100644
--- a/src/libstd/sys/unix/rwlock.rs
+++ b/src/libstd/sys/unix/rwlock.rs
@@ -1,13 +1,3 @@
-// Copyright 2014 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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 libc;
 use cell::UnsafeCell;
 use sync::atomic::{AtomicUsize, Ordering};
diff --git a/src/libstd/sys/unix/stack_overflow.rs b/src/libstd/sys/unix/stack_overflow.rs
index 40453f9b8a1..d6a219a6d57 100644
--- a/src/libstd/sys/unix/stack_overflow.rs
+++ b/src/libstd/sys/unix/stack_overflow.rs
@@ -1,13 +1,3 @@
-// Copyright 2014-2015 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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.
-
 #![cfg_attr(test, allow(dead_code))]
 
 use libc;
diff --git a/src/libstd/sys/unix/stdio.rs b/src/libstd/sys/unix/stdio.rs
index 63e341abb2c..8a6b7b5f876 100644
--- a/src/libstd/sys/unix/stdio.rs
+++ b/src/libstd/sys/unix/stdio.rs
@@ -1,13 +1,3 @@
-// Copyright 2015 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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 io;
 use libc;
 use sys::fd::FileDesc;
diff --git a/src/libstd/sys/unix/thread.rs b/src/libstd/sys/unix/thread.rs
index e0d2c620498..e29557f1ba2 100644
--- a/src/libstd/sys/unix/thread.rs
+++ b/src/libstd/sys/unix/thread.rs
@@ -1,13 +1,3 @@
-// Copyright 2014-2015 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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 boxed::FnBox;
 use cmp;
 use ffi::CStr;
diff --git a/src/libstd/sys/unix/thread_local.rs b/src/libstd/sys/unix/thread_local.rs
index 2487f6bcaf7..c171fbce237 100644
--- a/src/libstd/sys/unix/thread_local.rs
+++ b/src/libstd/sys/unix/thread_local.rs
@@ -1,13 +1,3 @@
-// Copyright 2014-2015 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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.
-
 #![allow(dead_code)] // not used on all platforms
 
 use mem;
diff --git a/src/libstd/sys/unix/time.rs b/src/libstd/sys/unix/time.rs
index 8f8aaa88b22..073c0d0686d 100644
--- a/src/libstd/sys/unix/time.rs
+++ b/src/libstd/sys/unix/time.rs
@@ -1,13 +1,3 @@
-// Copyright 2015 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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 cmp::Ordering;
 use libc;
 use time::Duration;
diff --git a/src/libstd/sys/unix/weak.rs b/src/libstd/sys/unix/weak.rs
index 7d293f1c47a..d0242ca7422 100644
--- a/src/libstd/sys/unix/weak.rs
+++ b/src/libstd/sys/unix/weak.rs
@@ -1,13 +1,3 @@
-// Copyright 2016 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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.
-
 //! Support for "weak linkage" to symbols on Unix
 //!
 //! Some I/O operations we do in libstd require newer versions of OSes but we
diff --git a/src/libstd/sys/wasm/alloc.rs b/src/libstd/sys/wasm/alloc.rs
index 4b6d57f12e2..f082887ce20 100644
--- a/src/libstd/sys/wasm/alloc.rs
+++ b/src/libstd/sys/wasm/alloc.rs
@@ -1,13 +1,3 @@
-// Copyright 2018 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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.
-
 //! This is an implementation of a global allocator on the wasm32 platform when
 //! emscripten is not in use. In that situation there's no actual runtime for us
 //! to lean on for allocation, so instead we provide our own!
diff --git a/src/libstd/sys/wasm/args.rs b/src/libstd/sys/wasm/args.rs
index b3c6b671e80..cea56091adc 100644
--- a/src/libstd/sys/wasm/args.rs
+++ b/src/libstd/sys/wasm/args.rs
@@ -1,13 +1,3 @@
-// Copyright 2017 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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 ffi::OsString;
 use marker::PhantomData;
 use vec;
diff --git a/src/libstd/sys/wasm/backtrace.rs b/src/libstd/sys/wasm/backtrace.rs
index 9a8c48ff29f..52d4a63bb63 100644
--- a/src/libstd/sys/wasm/backtrace.rs
+++ b/src/libstd/sys/wasm/backtrace.rs
@@ -1,13 +1,3 @@
-// Copyright 2017 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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 io;
 use sys::unsupported;
 use sys_common::backtrace::Frame;
diff --git a/src/libstd/sys/wasm/cmath.rs b/src/libstd/sys/wasm/cmath.rs
index d4f8d66ee3e..fa7783122c2 100644
--- a/src/libstd/sys/wasm/cmath.rs
+++ b/src/libstd/sys/wasm/cmath.rs
@@ -1,13 +1,3 @@
-// Copyright 2017 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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.
-
 // These symbols are all defined in `compiler-builtins`
 extern {
     pub fn acos(n: f64) -> f64;
diff --git a/src/libstd/sys/wasm/condvar.rs b/src/libstd/sys/wasm/condvar.rs
index afa7afeef59..22df0f60db5 100644
--- a/src/libstd/sys/wasm/condvar.rs
+++ b/src/libstd/sys/wasm/condvar.rs
@@ -1,13 +1,3 @@
-// Copyright 2017 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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 sys::mutex::Mutex;
 use time::Duration;
 
diff --git a/src/libstd/sys/wasm/condvar_atomics.rs b/src/libstd/sys/wasm/condvar_atomics.rs
index c2b524dc153..099404c75d4 100644
--- a/src/libstd/sys/wasm/condvar_atomics.rs
+++ b/src/libstd/sys/wasm/condvar_atomics.rs
@@ -1,13 +1,3 @@
-// Copyright 2018 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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 arch::wasm32;
 use cmp;
 use mem;
diff --git a/src/libstd/sys/wasm/env.rs b/src/libstd/sys/wasm/env.rs
index 09235a944ee..730e356d7fe 100644
--- a/src/libstd/sys/wasm/env.rs
+++ b/src/libstd/sys/wasm/env.rs
@@ -1,13 +1,3 @@
-// Copyright 2017 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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.
-
 pub mod os {
     pub const FAMILY: &str = "";
     pub const OS: &str = "";
diff --git a/src/libstd/sys/wasm/fs.rs b/src/libstd/sys/wasm/fs.rs
index b3c70a6685a..8b1c4476bc4 100644
--- a/src/libstd/sys/wasm/fs.rs
+++ b/src/libstd/sys/wasm/fs.rs
@@ -1,13 +1,3 @@
-// Copyright 2017 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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 ffi::OsString;
 use fmt;
 use hash::{Hash, Hasher};
diff --git a/src/libstd/sys/wasm/memchr.rs b/src/libstd/sys/wasm/memchr.rs
index 964e3599413..9967482197e 100644
--- a/src/libstd/sys/wasm/memchr.rs
+++ b/src/libstd/sys/wasm/memchr.rs
@@ -1,11 +1 @@
-// Copyright 2017 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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.
-
 pub use core::slice::memchr::{memchr, memrchr};
diff --git a/src/libstd/sys/wasm/mod.rs b/src/libstd/sys/wasm/mod.rs
index e8f7e32ac91..e21455ec6da 100644
--- a/src/libstd/sys/wasm/mod.rs
+++ b/src/libstd/sys/wasm/mod.rs
@@ -1,13 +1,3 @@
-// Copyright 2017 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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.
-
 //! System bindings for the wasm/web platform
 //!
 //! This module contains the facade (aka platform-specific) implementations of
diff --git a/src/libstd/sys/wasm/mutex.rs b/src/libstd/sys/wasm/mutex.rs
index 4197bdcc808..cf0a0a8638b 100644
--- a/src/libstd/sys/wasm/mutex.rs
+++ b/src/libstd/sys/wasm/mutex.rs
@@ -1,13 +1,3 @@
-// Copyright 2017 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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 cell::UnsafeCell;
 
 pub struct Mutex {
diff --git a/src/libstd/sys/wasm/mutex_atomics.rs b/src/libstd/sys/wasm/mutex_atomics.rs
index 7216f1c82d1..da03e8fa23f 100644
--- a/src/libstd/sys/wasm/mutex_atomics.rs
+++ b/src/libstd/sys/wasm/mutex_atomics.rs
@@ -1,13 +1,3 @@
-// Copyright 2018 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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 arch::wasm32;
 use cell::UnsafeCell;
 use mem;
diff --git a/src/libstd/sys/wasm/net.rs b/src/libstd/sys/wasm/net.rs
index e1c33b09cb4..81e4e8255bf 100644
--- a/src/libstd/sys/wasm/net.rs
+++ b/src/libstd/sys/wasm/net.rs
@@ -1,13 +1,3 @@
-// Copyright 2017 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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 fmt;
 use io;
 use net::{SocketAddr, Shutdown, Ipv4Addr, Ipv6Addr};
diff --git a/src/libstd/sys/wasm/os.rs b/src/libstd/sys/wasm/os.rs
index 0cb991e19b0..9b278dfb9f8 100644
--- a/src/libstd/sys/wasm/os.rs
+++ b/src/libstd/sys/wasm/os.rs
@@ -1,13 +1,3 @@
-// Copyright 2017 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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 error::Error as StdError;
 use ffi::{OsString, OsStr};
 use fmt;
diff --git a/src/libstd/sys/wasm/os_str.rs b/src/libstd/sys/wasm/os_str.rs
index e0da5bdf36c..9d5e084feb2 100644
--- a/src/libstd/sys/wasm/os_str.rs
+++ b/src/libstd/sys/wasm/os_str.rs
@@ -1,13 +1,3 @@
-// Copyright 2017 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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.
-
 /// The underlying OsString/OsStr implementation on Unix systems: just
 /// a `Vec<u8>`/`[u8]`.
 
diff --git a/src/libstd/sys/wasm/path.rs b/src/libstd/sys/wasm/path.rs
index fcc9d617a87..2ef78fb2f86 100644
--- a/src/libstd/sys/wasm/path.rs
+++ b/src/libstd/sys/wasm/path.rs
@@ -1,13 +1,3 @@
-// Copyright 2017 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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 path::Prefix;
 use ffi::OsStr;
 
diff --git a/src/libstd/sys/wasm/pipe.rs b/src/libstd/sys/wasm/pipe.rs
index 992e1ac409c..ac48a6dc033 100644
--- a/src/libstd/sys/wasm/pipe.rs
+++ b/src/libstd/sys/wasm/pipe.rs
@@ -1,13 +1,3 @@
-// Copyright 2017 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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 io;
 use sys::Void;
 
diff --git a/src/libstd/sys/wasm/process.rs b/src/libstd/sys/wasm/process.rs
index 433e9cec7c8..5357d931c73 100644
--- a/src/libstd/sys/wasm/process.rs
+++ b/src/libstd/sys/wasm/process.rs
@@ -1,13 +1,3 @@
-// Copyright 2017 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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 ffi::OsStr;
 use fmt;
 use io;
diff --git a/src/libstd/sys/wasm/rwlock.rs b/src/libstd/sys/wasm/rwlock.rs
index 6516010af47..9f172859b7e 100644
--- a/src/libstd/sys/wasm/rwlock.rs
+++ b/src/libstd/sys/wasm/rwlock.rs
@@ -1,13 +1,3 @@
-// Copyright 2017 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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 cell::UnsafeCell;
 
 pub struct RWLock {
diff --git a/src/libstd/sys/wasm/rwlock_atomics.rs b/src/libstd/sys/wasm/rwlock_atomics.rs
index 3623333cc86..404b33bca41 100644
--- a/src/libstd/sys/wasm/rwlock_atomics.rs
+++ b/src/libstd/sys/wasm/rwlock_atomics.rs
@@ -1,13 +1,3 @@
-// Copyright 2018 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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 cell::UnsafeCell;
 use sys::mutex::Mutex;
 use sys::condvar::Condvar;
diff --git a/src/libstd/sys/wasm/stack_overflow.rs b/src/libstd/sys/wasm/stack_overflow.rs
index bed274142f1..c0e7c824615 100644
--- a/src/libstd/sys/wasm/stack_overflow.rs
+++ b/src/libstd/sys/wasm/stack_overflow.rs
@@ -1,13 +1,3 @@
-// Copyright 2017 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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.
-
 pub struct Handler;
 
 impl Handler {
diff --git a/src/libstd/sys/wasm/stdio.rs b/src/libstd/sys/wasm/stdio.rs
index e51aba75333..201619b2fb1 100644
--- a/src/libstd/sys/wasm/stdio.rs
+++ b/src/libstd/sys/wasm/stdio.rs
@@ -1,13 +1,3 @@
-// Copyright 2017 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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 io;
 use sys::{ReadSysCall, WriteSysCall};
 
diff --git a/src/libstd/sys/wasm/thread.rs b/src/libstd/sys/wasm/thread.rs
index cca0fe2f282..c2322088e8e 100644
--- a/src/libstd/sys/wasm/thread.rs
+++ b/src/libstd/sys/wasm/thread.rs
@@ -1,13 +1,3 @@
-// Copyright 2017 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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 boxed::FnBox;
 use ffi::CStr;
 use io;
diff --git a/src/libstd/sys/wasm/thread_local.rs b/src/libstd/sys/wasm/thread_local.rs
index 442dd3302a0..c7c385da8c3 100644
--- a/src/libstd/sys/wasm/thread_local.rs
+++ b/src/libstd/sys/wasm/thread_local.rs
@@ -1,13 +1,3 @@
-// Copyright 2017 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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 boxed::Box;
 use ptr;
 
diff --git a/src/libstd/sys/wasm/thread_local_atomics.rs b/src/libstd/sys/wasm/thread_local_atomics.rs
index acfe60719f2..d1d0af252c8 100644
--- a/src/libstd/sys/wasm/thread_local_atomics.rs
+++ b/src/libstd/sys/wasm/thread_local_atomics.rs
@@ -1,13 +1,3 @@
-// Copyright 2018 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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 sys::thread;
 use sync::atomic::{AtomicUsize, Ordering::SeqCst};
 
diff --git a/src/libstd/sys/wasm/time.rs b/src/libstd/sys/wasm/time.rs
index cc56773e0ea..a5c41d4a96e 100644
--- a/src/libstd/sys/wasm/time.rs
+++ b/src/libstd/sys/wasm/time.rs
@@ -1,13 +1,3 @@
-// Copyright 2017 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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 time::Duration;
 use sys::{TimeSysCall, TimeClock};
 
diff --git a/src/libstd/sys/windows/alloc.rs b/src/libstd/sys/windows/alloc.rs
index e5de3e016c9..0d7f803c7ee 100644
--- a/src/libstd/sys/windows/alloc.rs
+++ b/src/libstd/sys/windows/alloc.rs
@@ -1,13 +1,3 @@
-// Copyright 2018 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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 alloc::{GlobalAlloc, Layout, System};
 use sys::c;
 use sys_common::alloc::{MIN_ALIGN, realloc_fallback};
diff --git a/src/libstd/sys/windows/args.rs b/src/libstd/sys/windows/args.rs
index 9e9198e05ee..f6728069109 100644
--- a/src/libstd/sys/windows/args.rs
+++ b/src/libstd/sys/windows/args.rs
@@ -1,13 +1,3 @@
-// Copyright 2012-2015 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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.
-
 #![allow(dead_code)] // runtime init functions not used during testing
 
 use os::windows::prelude::*;
diff --git a/src/libstd/sys/windows/backtrace/backtrace_gnu.rs b/src/libstd/sys/windows/backtrace/backtrace_gnu.rs
index f0d29dd4178..e8aa9399742 100644
--- a/src/libstd/sys/windows/backtrace/backtrace_gnu.rs
+++ b/src/libstd/sys/windows/backtrace/backtrace_gnu.rs
@@ -1,13 +1,3 @@
-// Copyright 2014 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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 io;
 use sys::c;
 use libc::c_char;
diff --git a/src/libstd/sys/windows/backtrace/mod.rs b/src/libstd/sys/windows/backtrace/mod.rs
index cfa9e7b7c25..a6bd8f8cc51 100644
--- a/src/libstd/sys/windows/backtrace/mod.rs
+++ b/src/libstd/sys/windows/backtrace/mod.rs
@@ -1,13 +1,3 @@
-// Copyright 2014 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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.
-
 //! As always, windows has something very different than unix, we mainly want
 //! to avoid having to depend too much on libunwind for windows.
 //!
diff --git a/src/libstd/sys/windows/backtrace/printing/mod.rs b/src/libstd/sys/windows/backtrace/printing/mod.rs
index 251d5028aea..d44df7e5f24 100644
--- a/src/libstd/sys/windows/backtrace/printing/mod.rs
+++ b/src/libstd/sys/windows/backtrace/printing/mod.rs
@@ -1,13 +1,3 @@
-// Copyright 2014 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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.
-
 #[cfg(target_env = "msvc")]
 #[path = "msvc.rs"]
 mod printing;
diff --git a/src/libstd/sys/windows/backtrace/printing/msvc.rs b/src/libstd/sys/windows/backtrace/printing/msvc.rs
index c8b946bf13a..b186bb42334 100644
--- a/src/libstd/sys/windows/backtrace/printing/msvc.rs
+++ b/src/libstd/sys/windows/backtrace/printing/msvc.rs
@@ -1,13 +1,3 @@
-// Copyright 2014 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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 ffi::CStr;
 use io;
 use libc::{c_char, c_ulong};
diff --git a/src/libstd/sys/windows/c.rs b/src/libstd/sys/windows/c.rs
index fa21f459a8a..28fd4df386e 100644
--- a/src/libstd/sys/windows/c.rs
+++ b/src/libstd/sys/windows/c.rs
@@ -1,13 +1,3 @@
-// Copyright 2014 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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.
-
 //! C definitions used by libnative that don't belong in liblibc
 
 #![allow(nonstandard_style)]
diff --git a/src/libstd/sys/windows/cmath.rs b/src/libstd/sys/windows/cmath.rs
index b665a2c9ba4..e744cb219a8 100644
--- a/src/libstd/sys/windows/cmath.rs
+++ b/src/libstd/sys/windows/cmath.rs
@@ -1,13 +1,3 @@
-// Copyright 2017 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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.
-
 #![cfg(not(test))]
 
 use libc::{c_float, c_double};
diff --git a/src/libstd/sys/windows/compat.rs b/src/libstd/sys/windows/compat.rs
index cd42b7d05ee..b6c55344c62 100644
--- a/src/libstd/sys/windows/compat.rs
+++ b/src/libstd/sys/windows/compat.rs
@@ -1,13 +1,3 @@
-// Copyright 2014 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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.
-
 //! A "compatibility layer" for spanning XP and Windows 7
 //!
 //! The standard library currently binds many functions that are not available
diff --git a/src/libstd/sys/windows/condvar.rs b/src/libstd/sys/windows/condvar.rs
index d708b327c55..48d8af73913 100644
--- a/src/libstd/sys/windows/condvar.rs
+++ b/src/libstd/sys/windows/condvar.rs
@@ -1,13 +1,3 @@
-// Copyright 2014 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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 cell::UnsafeCell;
 use sys::c;
 use sys::mutex::{self, Mutex};
diff --git a/src/libstd/sys/windows/dynamic_lib.rs b/src/libstd/sys/windows/dynamic_lib.rs
index 5227280808f..fa3c5ecb977 100644
--- a/src/libstd/sys/windows/dynamic_lib.rs
+++ b/src/libstd/sys/windows/dynamic_lib.rs
@@ -1,13 +1,3 @@
-// Copyright 2016 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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 os::windows::prelude::*;
 
 use ffi::{CString, OsStr};
diff --git a/src/libstd/sys/windows/env.rs b/src/libstd/sys/windows/env.rs
index 4523df04f24..f0a99d6200c 100644
--- a/src/libstd/sys/windows/env.rs
+++ b/src/libstd/sys/windows/env.rs
@@ -1,13 +1,3 @@
-// Copyright 2012-2015 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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.
-
 pub mod os {
     pub const FAMILY: &str = "windows";
     pub const OS: &str = "windows";
diff --git a/src/libstd/sys/windows/ext/ffi.rs b/src/libstd/sys/windows/ext/ffi.rs
index 0a13aeabe84..eb278919307 100644
--- a/src/libstd/sys/windows/ext/ffi.rs
+++ b/src/libstd/sys/windows/ext/ffi.rs
@@ -1,13 +1,3 @@
-// Copyright 2015 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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.
-
 //! Windows-specific extensions to the primitives in the `std::ffi` module.
 //!
 //! # Overview
diff --git a/src/libstd/sys/windows/ext/fs.rs b/src/libstd/sys/windows/ext/fs.rs
index 78c9e95a055..8eaf58aed32 100644
--- a/src/libstd/sys/windows/ext/fs.rs
+++ b/src/libstd/sys/windows/ext/fs.rs
@@ -1,13 +1,3 @@
-// Copyright 2015 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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.
-
 //! Windows-specific extensions for the primitives in the `std::fs` module.
 
 #![stable(feature = "rust1", since = "1.0.0")]
diff --git a/src/libstd/sys/windows/ext/io.rs b/src/libstd/sys/windows/ext/io.rs
index 90128dda088..76143dee464 100644
--- a/src/libstd/sys/windows/ext/io.rs
+++ b/src/libstd/sys/windows/ext/io.rs
@@ -1,13 +1,3 @@
-// Copyright 2015 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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.
-
 #![stable(feature = "rust1", since = "1.0.0")]
 
 use fs;
diff --git a/src/libstd/sys/windows/ext/mod.rs b/src/libstd/sys/windows/ext/mod.rs
index 1f10609f32c..0a6d435d329 100644
--- a/src/libstd/sys/windows/ext/mod.rs
+++ b/src/libstd/sys/windows/ext/mod.rs
@@ -1,13 +1,3 @@
-// Copyright 2014 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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.
-
 //! Platform-specific extensions to `std` for Windows.
 //!
 //! Provides access to platform-level information for Windows, and exposes
diff --git a/src/libstd/sys/windows/ext/process.rs b/src/libstd/sys/windows/ext/process.rs
index a02bcbe0c87..15f0fd4e11f 100644
--- a/src/libstd/sys/windows/ext/process.rs
+++ b/src/libstd/sys/windows/ext/process.rs
@@ -1,13 +1,3 @@
-// Copyright 2015 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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.
-
 //! Extensions to `std::process` for Windows.
 
 #![stable(feature = "process_extensions", since = "1.2.0")]
diff --git a/src/libstd/sys/windows/ext/raw.rs b/src/libstd/sys/windows/ext/raw.rs
index 92d53e2e428..77428d9e774 100644
--- a/src/libstd/sys/windows/ext/raw.rs
+++ b/src/libstd/sys/windows/ext/raw.rs
@@ -1,13 +1,3 @@
-// Copyright 2014 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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.
-
 //! Windows-specific primitives
 
 #![stable(feature = "raw_ext", since = "1.1.0")]
diff --git a/src/libstd/sys/windows/ext/thread.rs b/src/libstd/sys/windows/ext/thread.rs
index 36b3a3d4bde..29d612fedc0 100644
--- a/src/libstd/sys/windows/ext/thread.rs
+++ b/src/libstd/sys/windows/ext/thread.rs
@@ -1,13 +1,3 @@
-// Copyright 2015 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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.
-
 //! Extensions to `std::thread` for Windows.
 
 #![stable(feature = "thread_extensions", since = "1.9.0")]
diff --git a/src/libstd/sys/windows/fast_thread_local.rs b/src/libstd/sys/windows/fast_thread_local.rs
index 9fee9bd93b4..f8b936b4810 100644
--- a/src/libstd/sys/windows/fast_thread_local.rs
+++ b/src/libstd/sys/windows/fast_thread_local.rs
@@ -1,13 +1,3 @@
-// Copyright 2014-2015 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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.
-
 #![unstable(feature = "thread_local_internals", issue = "0")]
 #![cfg(target_thread_local)]
 
diff --git a/src/libstd/sys/windows/fs.rs b/src/libstd/sys/windows/fs.rs
index 949060b34dd..533b8ae9ba2 100644
--- a/src/libstd/sys/windows/fs.rs
+++ b/src/libstd/sys/windows/fs.rs
@@ -1,13 +1,3 @@
-// Copyright 2014 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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 os::windows::prelude::*;
 
 use ffi::OsString;
diff --git a/src/libstd/sys/windows/handle.rs b/src/libstd/sys/windows/handle.rs
index 3729d6d6534..7d12e0f6ef0 100644
--- a/src/libstd/sys/windows/handle.rs
+++ b/src/libstd/sys/windows/handle.rs
@@ -1,13 +1,3 @@
-// Copyright 2015 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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.
-
 #![unstable(issue = "0", feature = "windows_handle")]
 
 use cmp;
diff --git a/src/libstd/sys/windows/memchr.rs b/src/libstd/sys/windows/memchr.rs
index fa7c816fd02..87b1aa2f24a 100644
--- a/src/libstd/sys/windows/memchr.rs
+++ b/src/libstd/sys/windows/memchr.rs
@@ -1,12 +1,3 @@
-// Copyright 2015 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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.
 //
 // Original implementation taken from rust-memchr
 // Copyright 2015 Andrew Gallant, bluss and Nicolas Koch
diff --git a/src/libstd/sys/windows/mod.rs b/src/libstd/sys/windows/mod.rs
index f880bc8c050..e97e436efbf 100644
--- a/src/libstd/sys/windows/mod.rs
+++ b/src/libstd/sys/windows/mod.rs
@@ -1,13 +1,3 @@
-// Copyright 2014 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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.
-
 #![allow(missing_docs, nonstandard_style)]
 
 use ptr;
diff --git a/src/libstd/sys/windows/mutex.rs b/src/libstd/sys/windows/mutex.rs
index 2bd5dee63e8..f690580ae38 100644
--- a/src/libstd/sys/windows/mutex.rs
+++ b/src/libstd/sys/windows/mutex.rs
@@ -1,13 +1,3 @@
-// Copyright 2014 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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.
-
 //! System Mutexes
 //!
 //! The Windows implementation of mutexes is a little odd and it may not be
diff --git a/src/libstd/sys/windows/net.rs b/src/libstd/sys/windows/net.rs
index cd8acff6b0c..acda81dcde5 100644
--- a/src/libstd/sys/windows/net.rs
+++ b/src/libstd/sys/windows/net.rs
@@ -1,13 +1,3 @@
-// Copyright 2015 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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.
-
 #![unstable(issue = "0", feature = "windows_net")]
 
 use cmp;
diff --git a/src/libstd/sys/windows/os.rs b/src/libstd/sys/windows/os.rs
index 84ef62e5fe9..5f478827b43 100644
--- a/src/libstd/sys/windows/os.rs
+++ b/src/libstd/sys/windows/os.rs
@@ -1,13 +1,3 @@
-// Copyright 2014 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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.
-
 //! Implementation of `std::os` functionality for Windows
 
 #![allow(nonstandard_style)]
diff --git a/src/libstd/sys/windows/os_str.rs b/src/libstd/sys/windows/os_str.rs
index bcc66b9954b..7e4bcd990b1 100644
--- a/src/libstd/sys/windows/os_str.rs
+++ b/src/libstd/sys/windows/os_str.rs
@@ -1,13 +1,3 @@
-// Copyright 2015 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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.
-
 /// The underlying OsString/OsStr implementation on Windows is a
 /// wrapper around the "WTF-8" encoding; see the `wtf8` module for more.
 
diff --git a/src/libstd/sys/windows/path.rs b/src/libstd/sys/windows/path.rs
index 385ea8e0531..ad1759e84c3 100644
--- a/src/libstd/sys/windows/path.rs
+++ b/src/libstd/sys/windows/path.rs
@@ -1,13 +1,3 @@
-// Copyright 2015 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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 path::Prefix;
 use ffi::OsStr;
 use mem;
diff --git a/src/libstd/sys/windows/pipe.rs b/src/libstd/sys/windows/pipe.rs
index f9eed31f0e0..2b1dbe310ee 100644
--- a/src/libstd/sys/windows/pipe.rs
+++ b/src/libstd/sys/windows/pipe.rs
@@ -1,13 +1,3 @@
-// Copyright 2015 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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 os::windows::prelude::*;
 
 use ffi::OsStr;
diff --git a/src/libstd/sys/windows/process.rs b/src/libstd/sys/windows/process.rs
index 03c1bb54af8..06c58659c08 100644
--- a/src/libstd/sys/windows/process.rs
+++ b/src/libstd/sys/windows/process.rs
@@ -1,13 +1,3 @@
-// Copyright 2012-2014 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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.
-
 #![unstable(feature = "process_internals", issue = "0")]
 
 use collections::BTreeMap;
diff --git a/src/libstd/sys/windows/rand.rs b/src/libstd/sys/windows/rand.rs
index 262323656aa..4f000dceb2f 100644
--- a/src/libstd/sys/windows/rand.rs
+++ b/src/libstd/sys/windows/rand.rs
@@ -1,13 +1,3 @@
-// Copyright 2013-2015 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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 io;
 use mem;
 use sys::c;
diff --git a/src/libstd/sys/windows/rwlock.rs b/src/libstd/sys/windows/rwlock.rs
index 3e81ebfcedf..3cd19470101 100644
--- a/src/libstd/sys/windows/rwlock.rs
+++ b/src/libstd/sys/windows/rwlock.rs
@@ -1,13 +1,3 @@
-// Copyright 2014 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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 cell::UnsafeCell;
 use sys::c;
 
diff --git a/src/libstd/sys/windows/stack_overflow.rs b/src/libstd/sys/windows/stack_overflow.rs
index 4a406d70e63..0c7de0bc9e8 100644
--- a/src/libstd/sys/windows/stack_overflow.rs
+++ b/src/libstd/sys/windows/stack_overflow.rs
@@ -1,13 +1,3 @@
-// Copyright 2014 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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.
-
 #![cfg_attr(test, allow(dead_code))]
 
 use sys_common::util::report_overflow;
diff --git a/src/libstd/sys/windows/stdio.rs b/src/libstd/sys/windows/stdio.rs
index 61e0db87ebe..f331397db8c 100644
--- a/src/libstd/sys/windows/stdio.rs
+++ b/src/libstd/sys/windows/stdio.rs
@@ -1,13 +1,3 @@
-// Copyright 2015 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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.
-
 #![unstable(issue = "0", feature = "windows_stdio")]
 
 use io::prelude::*;
diff --git a/src/libstd/sys/windows/thread.rs b/src/libstd/sys/windows/thread.rs
index 621ae2fda58..bd7cb673a0d 100644
--- a/src/libstd/sys/windows/thread.rs
+++ b/src/libstd/sys/windows/thread.rs
@@ -1,13 +1,3 @@
-// Copyright 2014 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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 boxed::FnBox;
 use io;
 use ffi::CStr;
diff --git a/src/libstd/sys/windows/thread_local.rs b/src/libstd/sys/windows/thread_local.rs
index cdad320e122..50bbd5476b3 100644
--- a/src/libstd/sys/windows/thread_local.rs
+++ b/src/libstd/sys/windows/thread_local.rs
@@ -1,13 +1,3 @@
-// Copyright 2014 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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 mem;
 use ptr;
 use sync::atomic::AtomicPtr;
diff --git a/src/libstd/sys/windows/time.rs b/src/libstd/sys/windows/time.rs
index bb2c97ea149..60c96959186 100644
--- a/src/libstd/sys/windows/time.rs
+++ b/src/libstd/sys/windows/time.rs
@@ -1,13 +1,3 @@
-// Copyright 2015 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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 cmp::Ordering;
 use fmt;
 use mem;
diff --git a/src/libstd/sys_common/alloc.rs b/src/libstd/sys_common/alloc.rs
index 439a9dfb3fd..eac6bb454c0 100644
--- a/src/libstd/sys_common/alloc.rs
+++ b/src/libstd/sys_common/alloc.rs
@@ -1,13 +1,3 @@
-// Copyright 2018 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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.
-
 #![allow(dead_code)]
 
 use alloc::{GlobalAlloc, Layout, System};
diff --git a/src/libstd/sys_common/at_exit_imp.rs b/src/libstd/sys_common/at_exit_imp.rs
index 76e5df2c865..cd2d176c2a5 100644
--- a/src/libstd/sys_common/at_exit_imp.rs
+++ b/src/libstd/sys_common/at_exit_imp.rs
@@ -1,13 +1,3 @@
-// Copyright 2013 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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.
-
 //! Implementation of running at_exit routines
 //!
 //! Documentation can be found on the `rt::at_exit` function.
diff --git a/src/libstd/sys_common/backtrace.rs b/src/libstd/sys_common/backtrace.rs
index 08cd7b05e07..57f31cb726c 100644
--- a/src/libstd/sys_common/backtrace.rs
+++ b/src/libstd/sys_common/backtrace.rs
@@ -1,13 +1,3 @@
-// Copyright 2014 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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.
-
 /// Common code for printing the backtrace in the same way across the different
 /// supported platforms.
 
diff --git a/src/libstd/sys_common/bytestring.rs b/src/libstd/sys_common/bytestring.rs
index 971b83938c1..df57fae4281 100644
--- a/src/libstd/sys_common/bytestring.rs
+++ b/src/libstd/sys_common/bytestring.rs
@@ -1,13 +1,3 @@
-// Copyright 2014 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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.
-
 #![allow(dead_code)]
 
 use fmt::{Formatter, Result, Write};
diff --git a/src/libstd/sys_common/condvar.rs b/src/libstd/sys_common/condvar.rs
index b6f29dd5fc3..ad95879f073 100644
--- a/src/libstd/sys_common/condvar.rs
+++ b/src/libstd/sys_common/condvar.rs
@@ -1,13 +1,3 @@
-// Copyright 2014 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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 time::Duration;
 use sys_common::mutex::{self, Mutex};
 use sys::condvar as imp;
diff --git a/src/libstd/sys_common/gnu/libbacktrace.rs b/src/libstd/sys_common/gnu/libbacktrace.rs
index 9321242fec8..188eb4e4b86 100644
--- a/src/libstd/sys_common/gnu/libbacktrace.rs
+++ b/src/libstd/sys_common/gnu/libbacktrace.rs
@@ -1,13 +1,3 @@
-// Copyright 2014-2015 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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 libc;
 use backtrace_sys::{self, backtrace_state};
 
diff --git a/src/libstd/sys_common/gnu/mod.rs b/src/libstd/sys_common/gnu/mod.rs
index 3a8cf2d8425..d6959697f2a 100644
--- a/src/libstd/sys_common/gnu/mod.rs
+++ b/src/libstd/sys_common/gnu/mod.rs
@@ -1,13 +1,3 @@
-// Copyright 2014 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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.
-
 #![allow(missing_docs)]
 #![allow(non_camel_case_types)]
 #![allow(non_snake_case)]
diff --git a/src/libstd/sys_common/io.rs b/src/libstd/sys_common/io.rs
index a96fb192139..b9071c69b7c 100644
--- a/src/libstd/sys_common/io.rs
+++ b/src/libstd/sys_common/io.rs
@@ -1,12 +1,3 @@
-// Copyright 2015 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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.
 pub const DEFAULT_BUF_SIZE: usize = 8 * 1024;
 
 #[cfg(test)]
diff --git a/src/libstd/sys_common/mod.rs b/src/libstd/sys_common/mod.rs
index 881794d9f16..ee3916b35f9 100644
--- a/src/libstd/sys_common/mod.rs
+++ b/src/libstd/sys_common/mod.rs
@@ -1,13 +1,3 @@
-// Copyright 2014 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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.
-
 //! Platform-independent platform abstraction
 //!
 //! This is the platform-independent portion of the standard library's
diff --git a/src/libstd/sys_common/mutex.rs b/src/libstd/sys_common/mutex.rs
index c6d531c7a1a..536f1c70db2 100644
--- a/src/libstd/sys_common/mutex.rs
+++ b/src/libstd/sys_common/mutex.rs
@@ -1,13 +1,3 @@
-// Copyright 2014 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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 sys::mutex as imp;
 
 /// An OS-based mutual exclusion lock.
diff --git a/src/libstd/sys_common/net.rs b/src/libstd/sys_common/net.rs
index dce2bf71cec..f75df3ea695 100644
--- a/src/libstd/sys_common/net.rs
+++ b/src/libstd/sys_common/net.rs
@@ -1,13 +1,3 @@
-// Copyright 2013-2014 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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 cmp;
 use ffi::CString;
 use fmt;
diff --git a/src/libstd/sys_common/poison.rs b/src/libstd/sys_common/poison.rs
index af93571a604..1358916ef99 100644
--- a/src/libstd/sys_common/poison.rs
+++ b/src/libstd/sys_common/poison.rs
@@ -1,13 +1,3 @@
-// Copyright 2014 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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 error::{Error};
 use fmt;
 use sync::atomic::{AtomicBool, Ordering};
diff --git a/src/libstd/sys_common/process.rs b/src/libstd/sys_common/process.rs
index ddf0ebe603e..3384ffeb64e 100644
--- a/src/libstd/sys_common/process.rs
+++ b/src/libstd/sys_common/process.rs
@@ -1,13 +1,3 @@
-// Copyright 2014 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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.
-
 #![allow(dead_code)]
 #![unstable(feature = "process_internals", issue = "0")]
 
diff --git a/src/libstd/sys_common/remutex.rs b/src/libstd/sys_common/remutex.rs
index 071a3a25c7a..9ef24433f13 100644
--- a/src/libstd/sys_common/remutex.rs
+++ b/src/libstd/sys_common/remutex.rs
@@ -1,13 +1,3 @@
-// Copyright 2015 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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 fmt;
 use marker;
 use ops::Deref;
diff --git a/src/libstd/sys_common/rwlock.rs b/src/libstd/sys_common/rwlock.rs
index 71a4f01ec4c..0aa0284539a 100644
--- a/src/libstd/sys_common/rwlock.rs
+++ b/src/libstd/sys_common/rwlock.rs
@@ -1,13 +1,3 @@
-// Copyright 2014 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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 sys::rwlock as imp;
 
 /// An OS-based reader-writer lock.
diff --git a/src/libstd/sys_common/thread.rs b/src/libstd/sys_common/thread.rs
index 86a5e2b8694..fe9ad7623b7 100644
--- a/src/libstd/sys_common/thread.rs
+++ b/src/libstd/sys_common/thread.rs
@@ -1,13 +1,3 @@
-// Copyright 2014 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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 boxed::FnBox;
 use env;
 use sync::atomic::{self, Ordering};
diff --git a/src/libstd/sys_common/thread_info.rs b/src/libstd/sys_common/thread_info.rs
index d75cbded734..b4bca72b09d 100644
--- a/src/libstd/sys_common/thread_info.rs
+++ b/src/libstd/sys_common/thread_info.rs
@@ -1,13 +1,3 @@
-// Copyright 2014 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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.
-
 #![allow(dead_code)] // stack_guard isn't used right now on all platforms
 
 use cell::RefCell;
diff --git a/src/libstd/sys_common/thread_local.rs b/src/libstd/sys_common/thread_local.rs
index bb72cb0930a..874e58dcfee 100644
--- a/src/libstd/sys_common/thread_local.rs
+++ b/src/libstd/sys_common/thread_local.rs
@@ -1,13 +1,3 @@
-// Copyright 2014 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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.
-
 //! OS-based thread local storage
 //!
 //! This module provides an implementation of OS-based thread local storage,
diff --git a/src/libstd/sys_common/util.rs b/src/libstd/sys_common/util.rs
index fc86a59d17f..7dec22be978 100644
--- a/src/libstd/sys_common/util.rs
+++ b/src/libstd/sys_common/util.rs
@@ -1,13 +1,3 @@
-// Copyright 2013 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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 fmt;
 use io::prelude::*;
 use sys::stdio::panic_output;
diff --git a/src/libstd/sys_common/wtf8.rs b/src/libstd/sys_common/wtf8.rs
index 3530b7af9ad..7f355fa7ec2 100644
--- a/src/libstd/sys_common/wtf8.rs
+++ b/src/libstd/sys_common/wtf8.rs
@@ -1,13 +1,3 @@
-// Copyright 2015 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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.
-
 //! Implementation of [the WTF-8 encoding](https://simonsapin.github.io/wtf-8/).
 //!
 //! This library uses Rust’s type system to maintain
diff --git a/src/libstd/tests/env.rs b/src/libstd/tests/env.rs
index 7302a794480..e985c3899af 100644
--- a/src/libstd/tests/env.rs
+++ b/src/libstd/tests/env.rs
@@ -1,13 +1,3 @@
-// Copyright 2017 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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.
-
 extern crate rand;
 
 use std::env::*;
diff --git a/src/libstd/thread/local.rs b/src/libstd/thread/local.rs
index 8bb99096061..efd231e0176 100644
--- a/src/libstd/thread/local.rs
+++ b/src/libstd/thread/local.rs
@@ -1,13 +1,3 @@
-// Copyright 2014-2015 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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.
-
 //! Thread local storage
 
 #![unstable(feature = "thread_local_internals", issue = "0")]
diff --git a/src/libstd/thread/mod.rs b/src/libstd/thread/mod.rs
index b70dfc46af5..a55b32c08a3 100644
--- a/src/libstd/thread/mod.rs
+++ b/src/libstd/thread/mod.rs
@@ -1,13 +1,3 @@
-// Copyright 2014 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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.
-
 //! Native threads.
 //!
 //! ## The threading model
diff --git a/src/libstd/time.rs b/src/libstd/time.rs
index 63cede79e48..ffe604cd33b 100644
--- a/src/libstd/time.rs
+++ b/src/libstd/time.rs
@@ -1,13 +1,3 @@
-// Copyright 2012-2014 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// 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.
-
 //! Temporal quantification.
 //!
 //! Example: