3 files changed, 3 insertions, 8 deletions
diff --git a/src/libextra/bitv.rs b/src/libextra/bitv.rs
index 672a61b1ad8..0891d230810 100644
--- a/src/libextra/bitv.rs
+++ b/src/libextra/bitv.rs
@@ -1,4 +1,4 @@
-// Copyright 2012 The Rust Project Developers. See the COPYRIGHT
+// Copyright 2012-2013 The Rust Project Developers. See the COPYRIGHT
 // file at the top-level directory of this distribution and at
 // http://rust-lang.org/COPYRIGHT.
 //
@@ -13,7 +13,6 @@ use core::prelude::*;
 use core::cmp;
 use core::ops;
 use core::uint;
-use core::vec::from_elem;
 use core::vec;
 
 struct SmallBitv {
diff --git a/src/libextra/test.rs b/src/libextra/test.rs
index 59c6a12e036..ddc8eb4430d 100644
--- a/src/libextra/test.rs
+++ b/src/libextra/test.rs
@@ -1,4 +1,4 @@
-// Copyright 2012 The Rust Project Developers. See the COPYRIGHT
+// Copyright 2012-2013 The Rust Project Developers. See the COPYRIGHT
 // file at the top-level directory of this distribution and at
 // http://rust-lang.org/COPYRIGHT.
 //
@@ -24,13 +24,11 @@ use term;
 use core::comm::{stream, SharedChan};
 use core::either;
 use core::io;
-use core::num;
 use core::option;
 use core::result;
 use core::str;
 use core::task;
 use core::to_str::ToStr;
-use core::u64;
 use core::uint;
 use core::vec;
 
diff --git a/src/libextra/uv_global_loop.rs b/src/libextra/uv_global_loop.rs
index 8752f675a8d..286863bef64 100644
--- a/src/libextra/uv_global_loop.rs
+++ b/src/libextra/uv_global_loop.rs
@@ -1,4 +1,4 @@
-// Copyright 2012 The Rust Project Developers. See the COPYRIGHT
+// Copyright 2012-2013 The Rust Project Developers. See the COPYRIGHT
 // file at the top-level directory of this distribution and at
 // http://rust-lang.org/COPYRIGHT.
 //
@@ -16,9 +16,7 @@ use iotask = uv_iotask;
 use uv_iotask::{IoTask, spawn_iotask};
 
 use core::comm::Chan;
-use core::libc;
 use core::option::{Some, None};
-use core::str;
 use core::task::task;
 use core::unstable::global::{global_data_clone_create, global_data_clone};
 use core::unstable::weak_task::weaken_task;