diff --git a/src/compiletest/compiletest.rs b/src/compiletest/compiletest.rs
index a1fcddcf6b351..ae7f324627271 100644
--- a/src/compiletest/compiletest.rs
+++ b/src/compiletest/compiletest.rs
@@ -13,7 +13,6 @@
 
 #[allow(non_camel_case_types)];
 #[deny(warnings)];
-#[allow(deprecated_owned_vector)];
 
 extern crate test;
 extern crate getopts;
diff --git a/src/libarena/lib.rs b/src/libarena/lib.rs
index 8d6e0386526c5..2cc41dd7085d9 100644
--- a/src/libarena/lib.rs
+++ b/src/libarena/lib.rs
@@ -24,7 +24,6 @@
       html_root_url = "http://static.rust-lang.org/doc/master")];
 #[allow(missing_doc)];
 #[feature(managed_boxes)];
-#[allow(deprecated_owned_vector)];
 
 extern crate collections;
 
diff --git a/src/libcollections/lib.rs b/src/libcollections/lib.rs
index 24478ff8c5fb5..f92aee9847989 100644
--- a/src/libcollections/lib.rs
+++ b/src/libcollections/lib.rs
@@ -25,7 +25,6 @@
 // NOTE remove the following two attributes after the next snapshot.
 #[allow(unrecognized_lint)];
 #[allow(default_type_param_usage)];
-#[allow(deprecated_owned_vector)];
 
 extern crate rand;
 
diff --git a/src/libflate/lib.rs b/src/libflate/lib.rs
index d9f7ae9a856ca..5601bd87bb999 100644
--- a/src/libflate/lib.rs
+++ b/src/libflate/lib.rs
@@ -94,7 +94,6 @@ pub fn inflate_bytes_zlib(bytes: &[u8]) -> CVec<u8> {
 
 #[cfg(test)]
 mod tests {
-    #[allow(deprecated_owned_vector)];
     extern crate rand;
 
     use super::{inflate_bytes, deflate_bytes};
diff --git a/src/libgetopts/lib.rs b/src/libgetopts/lib.rs
index c25e38fe055c7..f4937755484a7 100644
--- a/src/libgetopts/lib.rs
+++ b/src/libgetopts/lib.rs
@@ -84,7 +84,6 @@
       html_favicon_url = "http://www.rust-lang.org/favicon.ico",
       html_root_url = "http://static.rust-lang.org/doc/master")];
 #[deny(missing_doc)];
-#[allow(deprecated_owned_vector)];
 
 #[feature(globs, phase)];
 
diff --git a/src/libglob/lib.rs b/src/libglob/lib.rs
index d48a7af01e8e3..c5af3309e2146 100644
--- a/src/libglob/lib.rs
+++ b/src/libglob/lib.rs
@@ -30,7 +30,6 @@
 #[doc(html_logo_url = "http://www.rust-lang.org/logos/rust-logo-128x128-blk-v2.png",
       html_favicon_url = "http://www.rust-lang.org/favicon.ico",
       html_root_url = "http://static.rust-lang.org/doc/master")];
-#[allow(deprecated_owned_vector)];
 
 use std::cell::Cell;
 use std::{cmp, os, path};
diff --git a/src/libgreen/lib.rs b/src/libgreen/lib.rs
index 1895717374bdb..a23d2d4f3a57e 100644
--- a/src/libgreen/lib.rs
+++ b/src/libgreen/lib.rs
@@ -174,7 +174,6 @@
 // NB this does *not* include globs, please keep it that way.
 #[feature(macro_rules, phase)];
 #[allow(visible_private_types)];
-#[allow(deprecated_owned_vector)];
 
 #[cfg(test)] #[phase(syntax, link)] extern crate log;
 extern crate rand;
diff --git a/src/liblog/directive.rs b/src/liblog/directive.rs
index 9d5e1a8f9edb5..50639a59eb9b7 100644
--- a/src/liblog/directive.rs
+++ b/src/liblog/directive.rs
@@ -9,7 +9,6 @@
 // except according to those terms.
 
 use std::cmp;
-use std::vec::Vec;
 
 #[deriving(Show, Clone)]
 pub struct LogDirective {
diff --git a/src/liblog/lib.rs b/src/liblog/lib.rs
index fa8daf79812f6..45ba598a795a3 100644
--- a/src/liblog/lib.rs
+++ b/src/liblog/lib.rs
@@ -126,7 +126,6 @@ use std::local_data;
 use std::os;
 use std::rt;
 use std::slice;
-use std::vec::Vec;
 
 use sync::one::{Once, ONCE_INIT};
 
diff --git a/src/libnative/io/file_unix.rs b/src/libnative/io/file_unix.rs
index a55dedd594dcb..b997aa4f11cfd 100644
--- a/src/libnative/io/file_unix.rs
+++ b/src/libnative/io/file_unix.rs
@@ -19,7 +19,6 @@ use std::libc;
 use std::mem;
 use std::rt::rtio;
 use std::slice;
-use std::vec::Vec;
 
 use io::{IoResult, retry, keep_going};
 
diff --git a/src/libnative/lib.rs b/src/libnative/lib.rs
index b7a38dec1acb3..4b6942a108316 100644
--- a/src/libnative/lib.rs
+++ b/src/libnative/lib.rs
@@ -50,7 +50,6 @@
       html_root_url = "http://static.rust-lang.org/doc/master")];
 #[deny(unused_result, unused_must_use)];
 #[allow(non_camel_case_types)];
-#[allow(deprecated_owned_vector)];
 
 // NB this crate explicitly does *not* allow glob imports, please seriously
 //    consider whether they're needed before adding that feature here (the
diff --git a/src/libnum/bigint.rs b/src/libnum/bigint.rs
index cba24b478fc6f..5716a1dedf3ae 100644
--- a/src/libnum/bigint.rs
+++ b/src/libnum/bigint.rs
@@ -29,7 +29,6 @@ use std::str;
 use std::uint;
 use std::{i64, u64};
 use std::vec;
-use std::vec::Vec;
 
 /**
 A `BigDigit` is a `BigUint`'s composing element.
@@ -1461,7 +1460,6 @@ mod biguint_tests {
     use std::num::CheckedDiv;
     use rand::{task_rng};
     use std::u64;
-    use std::vec::Vec;
 
     #[test]
     fn test_from_slice() {
@@ -2195,7 +2193,6 @@ mod bigint_tests {
     use std::num::{ToPrimitive, FromPrimitive};
     use rand::{task_rng};
     use std::u64;
-    use std::vec::Vec;
 
     #[test]
     fn test_from_biguint() {
diff --git a/src/libnum/lib.rs b/src/libnum/lib.rs
index 05b94af9b8c7f..e2c6c37dae180 100644
--- a/src/libnum/lib.rs
+++ b/src/libnum/lib.rs
@@ -17,7 +17,6 @@
 #[doc(html_logo_url = "http://www.rust-lang.org/logos/rust-logo-128x128-blk-v2.png",
       html_favicon_url = "http://www.rust-lang.org/favicon.ico",
       html_root_url = "http://static.rust-lang.org/doc/master")];
-#[allow(deprecated_owned_vector)];
 
 extern crate rand;
 
diff --git a/src/libnum/rational.rs b/src/libnum/rational.rs
index 1e97d85aa1754..afd4fa73ef6d8 100644
--- a/src/libnum/rational.rs
+++ b/src/libnum/rational.rs
@@ -16,7 +16,6 @@ use std::cmp;
 use std::fmt;
 use std::from_str::FromStr;
 use std::num::{Zero,One,ToStrRadix,FromStrRadix,Round};
-use std::vec::Vec;
 use bigint::{BigInt, BigUint, Sign, Plus, Minus};
 
 /// Represents the ratio between 2 numbers.
diff --git a/src/librand/lib.rs b/src/librand/lib.rs
index 0086b385b79c8..357363597d973 100644
--- a/src/librand/lib.rs
+++ b/src/librand/lib.rs
@@ -71,7 +71,6 @@ println!("{:?}", tuple_ptr)
       html_root_url = "http://static.rust-lang.org/doc/master")];
 
 #[feature(macro_rules, managed_boxes, phase)];
-#[allow(deprecated_owned_vector)];
 
 #[cfg(test)]
 #[phase(syntax, link)] extern crate log;
diff --git a/src/librustc/back/archive.rs b/src/librustc/back/archive.rs
index e684c8b65281f..aa561333756ec 100644
--- a/src/librustc/back/archive.rs
+++ b/src/librustc/back/archive.rs
@@ -16,7 +16,6 @@ use metadata::filesearch;
 use lib::llvm::{ArchiveRef, llvm};
 
 use std::cast;
-use std::vec::Vec;
 use std::io;
 use std::io::{fs, TempDir};
 use std::libc;
diff --git a/src/librustc/back/link.rs b/src/librustc/back/link.rs
index 25802ac9d51b2..b363b06fbdcdc 100644
--- a/src/librustc/back/link.rs
+++ b/src/librustc/back/link.rs
@@ -33,7 +33,6 @@ use std::ptr;
 use std::str;
 use std::io;
 use std::io::{fs, TempDir, Process};
-use std::vec::Vec;
 use flate;
 use serialize::hex::ToHex;
 use syntax::abi;
@@ -105,7 +104,6 @@ pub mod write {
     use std::io::Process;
     use std::libc::{c_uint, c_int};
     use std::str;
-    use std::vec::Vec;
 
     // On android, we by default compile for armv7 processors. This enables
     // things like double word CAS instructions (rather than emulating them)
diff --git a/src/librustc/back/mips.rs b/src/librustc/back/mips.rs
index c870e69b32437..9667d7b84e9c0 100644
--- a/src/librustc/back/mips.rs
+++ b/src/librustc/back/mips.rs
@@ -11,7 +11,6 @@
 use back::target_strs;
 use driver::session::sess_os_to_meta_os;
 use metadata::loader::meta_section_name;
-use std::vec::Vec;
 use syntax::abi;
 
 pub fn get_target_strs(target_triple: ~str, target_os: abi::Os) -> target_strs::t {
diff --git a/src/librustc/back/rpath.rs b/src/librustc/back/rpath.rs
index ede7b7f3d4207..08e96ec9215ed 100644
--- a/src/librustc/back/rpath.rs
+++ b/src/librustc/back/rpath.rs
@@ -15,7 +15,6 @@ use metadata::filesearch;
 
 use collections::HashSet;
 use std::{os, slice};
-use std::vec::Vec;
 use syntax::abi;
 
 fn not_win32(os: abi::Os) -> bool {
diff --git a/src/librustc/back/target_strs.rs b/src/librustc/back/target_strs.rs
index b07c0b2136fa9..1528fff511310 100644
--- a/src/librustc/back/target_strs.rs
+++ b/src/librustc/back/target_strs.rs
@@ -10,8 +10,6 @@
 
 #[allow(non_camel_case_types)];
 
-use std::vec::Vec;
-
 pub struct t {
     module_asm: ~str,
     meta_sect_name: ~str,
diff --git a/src/librustc/driver/driver.rs b/src/librustc/driver/driver.rs
index 0156ca1208412..ae9cd37fe6928 100644
--- a/src/librustc/driver/driver.rs
+++ b/src/librustc/driver/driver.rs
@@ -37,7 +37,6 @@ use std::io::fs;
 use std::io::MemReader;
 use std::mem::drop;
 use std::os;
-use std::vec::Vec;
 use std::vec;
 use getopts::{optopt, optmulti, optflag, optflagopt};
 use getopts;
diff --git a/src/librustc/driver/session.rs b/src/librustc/driver/session.rs
index b7b7019a28bc2..113906f570be9 100644
--- a/src/librustc/driver/session.rs
+++ b/src/librustc/driver/session.rs
@@ -28,7 +28,6 @@ use syntax::{abi, ast, codemap};
 use syntax;
 
 use std::cell::{Cell, RefCell};
-use std::vec::Vec;
 use collections::HashSet;
 
 pub struct Config {
@@ -407,7 +406,7 @@ macro_rules! cgoptions(
             }
         }
 
-        fn parse_list(slot: &mut ::std::vec::Vec<~str>, v: Option<&str>)
+        fn parse_list(slot: &mut Vec<~str>, v: Option<&str>)
                       -> bool {
             match v {
                 Some(s) => {
diff --git a/src/librustc/front/config.rs b/src/librustc/front/config.rs
index 349451b4205dd..b4861d196e029 100644
--- a/src/librustc/front/config.rs
+++ b/src/librustc/front/config.rs
@@ -8,7 +8,6 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
-use std::vec::Vec;
 use syntax::fold::Folder;
 use syntax::{ast, fold, attr};
 use syntax::codemap;
diff --git a/src/librustc/front/feature_gate.rs b/src/librustc/front/feature_gate.rs
index bb6d3fe3b1080..c3743db8adcbb 100644
--- a/src/librustc/front/feature_gate.rs
+++ b/src/librustc/front/feature_gate.rs
@@ -31,7 +31,6 @@ use syntax::parse::token;
 use driver::session::Session;
 
 use std::cell::Cell;
-use std::vec::Vec;
 
 /// This is a list of all known features since the beginning of time. This list
 /// can never shrink, it may only be expanded (in order to prevent old programs
diff --git a/src/librustc/front/std_inject.rs b/src/librustc/front/std_inject.rs
index 8b403628f77f5..6a6819ae516d1 100644
--- a/src/librustc/front/std_inject.rs
+++ b/src/librustc/front/std_inject.rs
@@ -11,7 +11,6 @@
 
 use driver::session::Session;
 
-use std::vec::Vec;
 use std::vec;
 use syntax::ast;
 use syntax::attr;
diff --git a/src/librustc/lib.rs b/src/librustc/lib.rs
index ba2760afe5d85..b0def333cb3ba 100644
--- a/src/librustc/lib.rs
+++ b/src/librustc/lib.rs
@@ -28,7 +28,6 @@ This API is completely unstable and subject to change.
       html_root_url = "http://static.rust-lang.org/doc/master")];
 
 #[allow(deprecated)];
-#[allow(deprecated_owned_vector)];
 #[feature(macro_rules, globs, struct_variant, managed_boxes)];
 #[feature(quote, default_type_params, phase)];
 
@@ -55,7 +54,6 @@ use std::io;
 use std::os;
 use std::str;
 use std::task;
-use std::vec::Vec;
 use std::vec;
 use syntax::ast;
 use syntax::diagnostic::Emitter;
diff --git a/src/librustc/metadata/creader.rs b/src/librustc/metadata/creader.rs
index 4133a742c60c7..8d48403b6e56f 100644
--- a/src/librustc/metadata/creader.rs
+++ b/src/librustc/metadata/creader.rs
@@ -23,7 +23,6 @@ use metadata::loader;
 use metadata::loader::Os;
 
 use std::cell::RefCell;
-use std::vec::Vec;
 use collections::HashMap;
 use syntax::ast;
 use syntax::abi;
diff --git a/src/librustc/metadata/csearch.rs b/src/librustc/metadata/csearch.rs
index 5ee01322913ce..47202feef9a16 100644
--- a/src/librustc/metadata/csearch.rs
+++ b/src/librustc/metadata/csearch.rs
@@ -20,7 +20,6 @@ use middle::typeck;
 
 use reader = serialize::ebml::reader;
 use std::rc::Rc;
-use std::vec::Vec;
 use std::vec;
 use syntax::ast;
 use syntax::ast_map;
diff --git a/src/librustc/metadata/cstore.rs b/src/librustc/metadata/cstore.rs
index 886e46dc2a09a..c1d3ad76260ae 100644
--- a/src/librustc/metadata/cstore.rs
+++ b/src/librustc/metadata/cstore.rs
@@ -18,7 +18,6 @@ use metadata::decoder;
 use metadata::loader;
 
 use std::cell::RefCell;
-use std::vec::Vec;
 use std::c_vec::CVec;
 use collections::HashMap;
 use syntax::ast;
diff --git a/src/librustc/metadata/decoder.rs b/src/librustc/metadata/decoder.rs
index 449bda1eb5f4c..61d6b1d9d75a2 100644
--- a/src/librustc/metadata/decoder.rs
+++ b/src/librustc/metadata/decoder.rs
@@ -33,7 +33,6 @@ use std::io;
 use std::io::extensions::u64_from_be_bytes;
 use std::option;
 use std::rc::Rc;
-use std::vec::Vec;
 use serialize::ebml::reader;
 use serialize::ebml;
 use serialize::Decodable;
diff --git a/src/librustc/metadata/encoder.rs b/src/librustc/metadata/encoder.rs
index a50cb1cbdba7d..9faa5610887d5 100644
--- a/src/librustc/metadata/encoder.rs
+++ b/src/librustc/metadata/encoder.rs
@@ -32,7 +32,6 @@ use std::hash;
 use std::hash::Hash;
 use std::io::MemWriter;
 use std::str;
-use std::vec::Vec;
 use collections::HashMap;
 use syntax::abi::AbiSet;
 use syntax::ast::*;
diff --git a/src/librustc/metadata/filesearch.rs b/src/librustc/metadata/filesearch.rs
index 666f44c685f27..f9ef4ebabdc98 100644
--- a/src/librustc/metadata/filesearch.rs
+++ b/src/librustc/metadata/filesearch.rs
@@ -13,7 +13,6 @@
 use std::cell::RefCell;
 use std::os;
 use std::io::fs;
-use std::vec::Vec;
 use collections::HashSet;
 
 pub enum FileMatch { FileMatches, FileDoesntMatch }
diff --git a/src/librustc/metadata/loader.rs b/src/librustc/metadata/loader.rs
index 6a1e3663a54ef..2644ea301e3ea 100644
--- a/src/librustc/metadata/loader.rs
+++ b/src/librustc/metadata/loader.rs
@@ -31,7 +31,6 @@ use std::io;
 use std::os::consts::{macos, freebsd, linux, android, win32};
 use std::str;
 use std::slice;
-use std::vec::Vec;
 
 use collections::{HashMap, HashSet};
 use flate;
diff --git a/src/librustc/metadata/tydecode.rs b/src/librustc/metadata/tydecode.rs
index a990310a64813..1e9b98073fa94 100644
--- a/src/librustc/metadata/tydecode.rs
+++ b/src/librustc/metadata/tydecode.rs
@@ -20,7 +20,6 @@ use middle::ty;
 
 use std::str;
 use std::uint;
-use std::vec::Vec;
 use syntax::abi::AbiSet;
 use syntax::abi;
 use syntax::ast;
diff --git a/src/librustc/metadata/tyencode.rs b/src/librustc/metadata/tyencode.rs
index 911729cd68a7b..35014d4085a8c 100644
--- a/src/librustc/metadata/tyencode.rs
+++ b/src/librustc/metadata/tyencode.rs
@@ -19,7 +19,6 @@ use std::io;
 use std::io::MemWriter;
 use std::str;
 use std::fmt;
-use std::vec::Vec;
 
 use middle::ty::param_ty;
 use middle::ty;
diff --git a/src/librustc/middle/astencode.rs b/src/librustc/middle/astencode.rs
index 5fea567fc7d46..9abb35d573852 100644
--- a/src/librustc/middle/astencode.rs
+++ b/src/librustc/middle/astencode.rs
@@ -37,7 +37,6 @@ use std::cast;
 use std::cell::RefCell;
 use std::io::Seek;
 use std::rc::Rc;
-use std::vec::Vec;
 
 use serialize::ebml::reader;
 use serialize::ebml;
diff --git a/src/librustc/middle/borrowck/check_loans.rs b/src/librustc/middle/borrowck/check_loans.rs
index 5db1324b3fef8..6b8af3cbc53ae 100644
--- a/src/librustc/middle/borrowck/check_loans.rs
+++ b/src/librustc/middle/borrowck/check_loans.rs
@@ -23,7 +23,6 @@ use middle::borrowck::*;
 use middle::moves;
 use middle::ty;
 use middle::typeck::MethodCall;
-use std::vec::Vec;
 use syntax::ast;
 use syntax::ast_util;
 use syntax::codemap::Span;
diff --git a/src/librustc/middle/borrowck/gather_loans/mod.rs b/src/librustc/middle/borrowck/gather_loans/mod.rs
index 6e98d282f8f6f..8ecac0a60bede 100644
--- a/src/librustc/middle/borrowck/gather_loans/mod.rs
+++ b/src/librustc/middle/borrowck/gather_loans/mod.rs
@@ -27,7 +27,6 @@ use middle::typeck::MethodCall;
 use util::common::indenter;
 use util::ppaux::{Repr};
 
-use std::vec::Vec;
 use syntax::ast;
 use syntax::ast_util;
 use syntax::ast_util::IdRange;
diff --git a/src/librustc/middle/borrowck/gather_loans/restrictions.rs b/src/librustc/middle/borrowck/gather_loans/restrictions.rs
index fc5763b8841cd..39ec183da45b6 100644
--- a/src/librustc/middle/borrowck/gather_loans/restrictions.rs
+++ b/src/librustc/middle/borrowck/gather_loans/restrictions.rs
@@ -12,7 +12,6 @@
  * Computes the restrictions that result from a borrow.
  */
 
-use std::vec::Vec;
 use std::vec;
 use middle::borrowck::*;
 use mc = middle::mem_categorization;
diff --git a/src/librustc/middle/borrowck/mod.rs b/src/librustc/middle/borrowck/mod.rs
index 1242fdbae6a4a..362553ccbf12d 100644
--- a/src/librustc/middle/borrowck/mod.rs
+++ b/src/librustc/middle/borrowck/mod.rs
@@ -25,7 +25,6 @@ use std::cell::{Cell, RefCell};
 use collections::HashMap;
 use std::ops::{BitOr, BitAnd};
 use std::result::{Result};
-use std::vec::Vec;
 use syntax::ast;
 use syntax::ast_map;
 use syntax::ast_util;
diff --git a/src/librustc/middle/borrowck/move_data.rs b/src/librustc/middle/borrowck/move_data.rs
index 5b2cca047cc64..de4059142e4db 100644
--- a/src/librustc/middle/borrowck/move_data.rs
+++ b/src/librustc/middle/borrowck/move_data.rs
@@ -17,7 +17,6 @@ comments in the section "Moves and initialization" and in `doc.rs`.
 
 use std::cell::RefCell;
 use std::uint;
-use std::vec::Vec;
 use collections::{HashMap, HashSet};
 use middle::borrowck::*;
 use middle::dataflow::DataFlowContext;
diff --git a/src/librustc/middle/cfg/construct.rs b/src/librustc/middle/cfg/construct.rs
index 8fee8b1bf9d48..a742ff336b22e 100644
--- a/src/librustc/middle/cfg/construct.rs
+++ b/src/librustc/middle/cfg/construct.rs
@@ -12,7 +12,6 @@ use middle::cfg::*;
 use middle::graph;
 use middle::typeck;
 use middle::ty;
-use std::vec::Vec;
 use syntax::ast;
 use syntax::ast_util;
 use syntax::opt_vec;
diff --git a/src/librustc/middle/check_const.rs b/src/librustc/middle/check_const.rs
index c6f114cfbc5c5..6bec35665fbd7 100644
--- a/src/librustc/middle/check_const.rs
+++ b/src/librustc/middle/check_const.rs
@@ -15,7 +15,6 @@ use middle::ty;
 use middle::typeck;
 use util::ppaux;
 
-use std::vec::Vec;
 use syntax::ast::*;
 use syntax::{ast_util, ast_map};
 use syntax::visit::Visitor;
diff --git a/src/librustc/middle/check_match.rs b/src/librustc/middle/check_match.rs
index fe4a58a62eb37..9e74e9605daf5 100644
--- a/src/librustc/middle/check_match.rs
+++ b/src/librustc/middle/check_match.rs
@@ -21,7 +21,6 @@ use util::ppaux::ty_to_str;
 
 use std::cmp;
 use std::iter;
-use std::vec::Vec;
 use std::vec;
 use syntax::ast::*;
 use syntax::ast_util::{unguarded_pat, walk_pat};
diff --git a/src/librustc/middle/const_eval.rs b/src/librustc/middle/const_eval.rs
index 0507c2541d6af..5f0db7b382195 100644
--- a/src/librustc/middle/const_eval.rs
+++ b/src/librustc/middle/const_eval.rs
@@ -26,7 +26,6 @@ use syntax::{ast, ast_map, ast_util};
 use std::cell::RefCell;
 use collections::HashMap;
 use std::rc::Rc;
-use std::vec::Vec;
 
 //
 // This pass classifies expressions by their constant-ness.
diff --git a/src/librustc/middle/dataflow.rs b/src/librustc/middle/dataflow.rs
index 949eabb30dec0..114bf3bae2cb1 100644
--- a/src/librustc/middle/dataflow.rs
+++ b/src/librustc/middle/dataflow.rs
@@ -20,7 +20,6 @@
 use std::io;
 use std::uint;
 use std::slice;
-use std::vec::Vec;
 use syntax::ast;
 use syntax::ast_util;
 use syntax::ast_util::IdRange;
diff --git a/src/librustc/middle/dead.rs b/src/librustc/middle/dead.rs
index 58b8b55a2a03f..7004ce3f0d4fd 100644
--- a/src/librustc/middle/dead.rs
+++ b/src/librustc/middle/dead.rs
@@ -19,7 +19,6 @@ use middle::typeck;
 use util::nodemap::NodeSet;
 
 use collections::HashSet;
-use std::vec::Vec;
 use syntax::ast;
 use syntax::ast_map;
 use syntax::ast_util::{local_def, def_id_of_def, is_local};
diff --git a/src/librustc/middle/entry.rs b/src/librustc/middle/entry.rs
index 62e578886c5a7..7adfd6e0af03b 100644
--- a/src/librustc/middle/entry.rs
+++ b/src/librustc/middle/entry.rs
@@ -11,7 +11,6 @@
 
 use driver::session;
 use driver::session::Session;
-use std::vec::Vec;
 use syntax::ast::{Crate, Name, NodeId, Item, ItemFn};
 use syntax::ast_map;
 use syntax::attr;
diff --git a/src/librustc/middle/freevars.rs b/src/librustc/middle/freevars.rs
index af1d0c57237b5..d836f8e332b17 100644
--- a/src/librustc/middle/freevars.rs
+++ b/src/librustc/middle/freevars.rs
@@ -17,7 +17,6 @@ use middle::resolve;
 use middle::ty;
 use util::nodemap::{NodeMap, NodeSet};
 
-use std::vec::Vec;
 use syntax::codemap::Span;
 use syntax::{ast, ast_util};
 use syntax::visit;
diff --git a/src/librustc/middle/graph.rs b/src/librustc/middle/graph.rs
index 8f2cbb4d24173..66539c63d53f5 100644
--- a/src/librustc/middle/graph.rs
+++ b/src/librustc/middle/graph.rs
@@ -35,7 +35,6 @@ be indexed by the direction (see the type `Direction`).
 */
 
 use std::uint;
-use std::vec::Vec;
 
 pub struct Graph<N,E> {
     priv nodes: Vec<Node<N>> ,
diff --git a/src/librustc/middle/kind.rs b/src/librustc/middle/kind.rs
index 5c79020505a65..d9843ba36cc81 100644
--- a/src/librustc/middle/kind.rs
+++ b/src/librustc/middle/kind.rs
@@ -16,7 +16,6 @@ use middle::typeck;
 use util::ppaux::{Repr, ty_to_str};
 use util::ppaux::UserString;
 
-use std::vec::Vec;
 use syntax::ast::*;
 use syntax::attr;
 use syntax::codemap::Span;
diff --git a/src/librustc/middle/lang_items.rs b/src/librustc/middle/lang_items.rs
index 193c924f4e4a5..2a1cb6f5a8fc3 100644
--- a/src/librustc/middle/lang_items.rs
+++ b/src/librustc/middle/lang_items.rs
@@ -33,7 +33,6 @@ use syntax::visit;
 use collections::HashMap;
 use std::iter::Enumerate;
 use std::slice;
-use std::vec::Vec;
 
 // The actual lang items defined come at the end of this file in one handy table.
 // So you probably just want to nip down to the end.
diff --git a/src/librustc/middle/lint.rs b/src/librustc/middle/lint.rs
index 0bdc8384b0477..6c13d496166ae 100644
--- a/src/librustc/middle/lint.rs
+++ b/src/librustc/middle/lint.rs
@@ -58,7 +58,6 @@ use std::u16;
 use std::u32;
 use std::u64;
 use std::u8;
-use std::vec::Vec;
 use collections::SmallIntMap;
 use syntax::ast_map;
 use syntax::ast_util::IdVisitingOperation;
@@ -405,7 +404,7 @@ static lint_table: &'static [(&'static str, LintSpec)] = &[
      LintSpec {
         lint: DeprecatedOwnedVector,
         desc: "use of a `~[T]` vector",
-        default: warn
+        default: allow,
     }),
 ];
 
diff --git a/src/librustc/middle/liveness.rs b/src/librustc/middle/liveness.rs
index ee526f81c281e..5e8bee803f376 100644
--- a/src/librustc/middle/liveness.rs
+++ b/src/librustc/middle/liveness.rs
@@ -116,7 +116,6 @@ use std::io;
 use std::rc::Rc;
 use std::str;
 use std::uint;
-use std::vec::Vec;
 use syntax::ast::*;
 use syntax::codemap::Span;
 use syntax::parse::token::special_idents;
diff --git a/src/librustc/middle/mem_categorization.rs b/src/librustc/middle/mem_categorization.rs
index 04d4b4c67de2c..895fff1df5cb2 100644
--- a/src/librustc/middle/mem_categorization.rs
+++ b/src/librustc/middle/mem_categorization.rs
@@ -66,7 +66,6 @@ use middle::ty;
 use middle::typeck;
 use util::ppaux::{ty_to_str, region_ptr_to_str, Repr};
 
-use std::vec::Vec;
 use syntax::ast::{MutImmutable, MutMutable};
 use syntax::ast;
 use syntax::codemap::Span;
diff --git a/src/librustc/middle/moves.rs b/src/librustc/middle/moves.rs
index 0135b8d360b5a..fb0aa1e405c4e 100644
--- a/src/librustc/middle/moves.rs
+++ b/src/librustc/middle/moves.rs
@@ -138,7 +138,6 @@ use util::ppaux::UserString;
 use util::nodemap::{NodeMap, NodeSet};
 
 use std::rc::Rc;
-use std::vec::Vec;
 use syntax::ast::*;
 use syntax::ast_util;
 use syntax::visit;
diff --git a/src/librustc/middle/pat_util.rs b/src/librustc/middle/pat_util.rs
index 431f2820d6e11..36c6c19028444 100644
--- a/src/librustc/middle/pat_util.rs
+++ b/src/librustc/middle/pat_util.rs
@@ -12,7 +12,6 @@
 use middle::resolve;
 
 use collections::HashMap;
-use std::vec::Vec;
 use syntax::ast::*;
 use syntax::ast_util::{path_to_ident, walk_pat};
 use syntax::codemap::Span;
diff --git a/src/librustc/middle/privacy.rs b/src/librustc/middle/privacy.rs
index e4f5b1758363d..6dd4eb360f2bf 100644
--- a/src/librustc/middle/privacy.rs
+++ b/src/librustc/middle/privacy.rs
@@ -13,7 +13,6 @@
 //! which are available for use externally when compiled as a library.
 
 use std::mem::replace;
-use std::vec::Vec;
 
 use metadata::csearch;
 use middle::lint;
diff --git a/src/librustc/middle/reachable.rs b/src/librustc/middle/reachable.rs
index a0ca416380f9b..97f492ae73dad 100644
--- a/src/librustc/middle/reachable.rs
+++ b/src/librustc/middle/reachable.rs
@@ -20,7 +20,6 @@ use middle::typeck;
 use middle::privacy;
 use util::nodemap::NodeSet;
 
-use std::vec::Vec;
 use collections::HashSet;
 use syntax::ast;
 use syntax::ast_map;
diff --git a/src/librustc/middle/region.rs b/src/librustc/middle/region.rs
index c0218429bb1d0..a1f74aaee4e42 100644
--- a/src/librustc/middle/region.rs
+++ b/src/librustc/middle/region.rs
@@ -27,7 +27,6 @@ use middle::ty;
 use util::nodemap::NodeMap;
 
 use std::cell::RefCell;
-use std::vec::Vec;
 use collections::{HashMap, HashSet};
 use syntax::codemap::Span;
 use syntax::{ast, visit};
diff --git a/src/librustc/middle/resolve.rs b/src/librustc/middle/resolve.rs
index 10f0002ea4636..86180a0429748 100644
--- a/src/librustc/middle/resolve.rs
+++ b/src/librustc/middle/resolve.rs
@@ -34,7 +34,6 @@ use syntax::visit::Visitor;
 use std::cell::{Cell, RefCell};
 use std::uint;
 use std::mem::replace;
-use std::vec::Vec;
 use collections::{HashMap, HashSet};
 
 // Definition mapping
diff --git a/src/librustc/middle/resolve_lifetime.rs b/src/librustc/middle/resolve_lifetime.rs
index 5d77d437bb9d1..49d8c5acb17de 100644
--- a/src/librustc/middle/resolve_lifetime.rs
+++ b/src/librustc/middle/resolve_lifetime.rs
@@ -18,7 +18,6 @@
  */
 
 use driver::session::Session;
-use std::vec::Vec;
 use util::nodemap::NodeMap;
 use syntax::ast;
 use syntax::codemap::Span;
diff --git a/src/librustc/middle/subst.rs b/src/librustc/middle/subst.rs
index 25a2763ed2b90..43a6b2c46a5cb 100644
--- a/src/librustc/middle/subst.rs
+++ b/src/librustc/middle/subst.rs
@@ -16,7 +16,6 @@ use middle::ty_fold::TypeFolder;
 use util::ppaux::Repr;
 
 use std::rc::Rc;
-use std::vec::Vec;
 use syntax::codemap::Span;
 use syntax::opt_vec::OptVec;
 
diff --git a/src/librustc/middle/trans/_match.rs b/src/librustc/middle/trans/_match.rs
index 060cb692bce93..31296ba260bfb 100644
--- a/src/librustc/middle/trans/_match.rs
+++ b/src/librustc/middle/trans/_match.rs
@@ -225,7 +225,6 @@ use util::ppaux::{Repr, vec_map_to_str};
 
 use collections::HashMap;
 use std::cell::Cell;
-use std::vec::Vec;
 use std::vec;
 use syntax::ast;
 use syntax::ast::Ident;
diff --git a/src/librustc/middle/trans/adt.rs b/src/librustc/middle/trans/adt.rs
index 7248792a51f51..8ec061fc2f5da 100644
--- a/src/librustc/middle/trans/adt.rs
+++ b/src/librustc/middle/trans/adt.rs
@@ -57,7 +57,6 @@ use middle::trans::type_::Type;
 use middle::trans::type_of;
 use middle::ty;
 use middle::ty::Disr;
-use std::vec::Vec;
 use std::vec;
 use syntax::abi::{X86, X86_64, Arm, Mips};
 use syntax::ast;
diff --git a/src/librustc/middle/trans/asm.rs b/src/librustc/middle/trans/asm.rs
index 9624b58f56671..f4ce7c3c6a692 100644
--- a/src/librustc/middle/trans/asm.rs
+++ b/src/librustc/middle/trans/asm.rs
@@ -23,7 +23,6 @@ use middle::trans::type_of;
 use middle::trans::type_::Type;
 
 use std::c_str::ToCStr;
-use std::vec::Vec;
 use syntax::ast;
 
 // Take an inline assembly expression and splat it out via LLVM
diff --git a/src/librustc/middle/trans/base.rs b/src/librustc/middle/trans/base.rs
index 20881eb243aad..3cdbc38ab07f9 100644
--- a/src/librustc/middle/trans/base.rs
+++ b/src/librustc/middle/trans/base.rs
@@ -76,7 +76,6 @@ use std::c_str::ToCStr;
 use std::cell::{Cell, RefCell};
 use std::libc::c_uint;
 use std::local_data;
-use std::vec::Vec;
 use syntax::abi::{X86, X86_64, Arm, Mips, Rust, RustIntrinsic, OsWin32};
 use syntax::ast_map::PathName;
 use syntax::ast_util::{local_def, is_local};
diff --git a/src/librustc/middle/trans/builder.rs b/src/librustc/middle/trans/builder.rs
index 9b0718074294c..059582e95d48f 100644
--- a/src/librustc/middle/trans/builder.rs
+++ b/src/librustc/middle/trans/builder.rs
@@ -20,7 +20,6 @@ use middle::trans::type_::Type;
 
 use collections::HashMap;
 use std::libc::{c_uint, c_ulonglong, c_char};
-use std::vec::Vec;
 use syntax::codemap::Span;
 
 pub struct Builder<'a> {
diff --git a/src/librustc/middle/trans/cabi.rs b/src/librustc/middle/trans/cabi.rs
index 79fdd73713591..ddd9f11034d7c 100644
--- a/src/librustc/middle/trans/cabi.rs
+++ b/src/librustc/middle/trans/cabi.rs
@@ -16,7 +16,6 @@ use middle::trans::cabi_x86_64;
 use middle::trans::cabi_arm;
 use middle::trans::cabi_mips;
 use middle::trans::type_::Type;
-use std::vec::Vec;
 use syntax::abi::{X86, X86_64, Arm, Mips};
 
 #[deriving(Clone, Eq)]
diff --git a/src/librustc/middle/trans/cabi_arm.rs b/src/librustc/middle/trans/cabi_arm.rs
index 94e2a50c62029..5dc9a91574606 100644
--- a/src/librustc/middle/trans/cabi_arm.rs
+++ b/src/librustc/middle/trans/cabi_arm.rs
@@ -17,8 +17,6 @@ use middle::trans::context::CrateContext;
 use middle::trans::type_::Type;
 
 use std::cmp;
-use std::option::{None, Some};
-use std::vec::Vec;
 
 fn align_up_to(off: uint, a: uint) -> uint {
     return (off + a - 1u) / a * a;
diff --git a/src/librustc/middle/trans/cabi_mips.rs b/src/librustc/middle/trans/cabi_mips.rs
index 7e94bf8e66646..a373207585595 100644
--- a/src/librustc/middle/trans/cabi_mips.rs
+++ b/src/librustc/middle/trans/cabi_mips.rs
@@ -18,8 +18,6 @@ use middle::trans::context::CrateContext;
 use middle::trans::cabi::*;
 use middle::trans::type_::Type;
 
-use std::vec::Vec;
-
 fn align_up_to(off: uint, a: uint) -> uint {
     return (off + a - 1u) / a * a;
 }
diff --git a/src/librustc/middle/trans/cabi_x86.rs b/src/librustc/middle/trans/cabi_x86.rs
index 243a9dffdc6d5..93b6fdd8988c5 100644
--- a/src/librustc/middle/trans/cabi_x86.rs
+++ b/src/librustc/middle/trans/cabi_x86.rs
@@ -15,7 +15,6 @@ use super::cabi::*;
 use super::common::*;
 use super::machine::*;
 use middle::trans::type_::Type;
-use std::vec::Vec;
 
 pub fn compute_abi_info(ccx: &CrateContext,
                         atys: &[Type],
diff --git a/src/librustc/middle/trans/cabi_x86_64.rs b/src/librustc/middle/trans/cabi_x86_64.rs
index bf9c969b7ef76..dbb258ea3997c 100644
--- a/src/librustc/middle/trans/cabi_x86_64.rs
+++ b/src/librustc/middle/trans/cabi_x86_64.rs
@@ -21,7 +21,6 @@ use middle::trans::context::CrateContext;
 use middle::trans::type_::Type;
 
 use std::cmp;
-use std::vec::Vec;
 
 #[deriving(Clone, Eq)]
 enum RegClass {
diff --git a/src/librustc/middle/trans/callee.rs b/src/librustc/middle/trans/callee.rs
index 5af126615a118..78ecc7cc2b3f1 100644
--- a/src/librustc/middle/trans/callee.rs
+++ b/src/librustc/middle/trans/callee.rs
@@ -49,7 +49,6 @@ use util::ppaux::Repr;
 
 use middle::trans::type_::Type;
 
-use std::vec::Vec;
 use std::vec;
 use syntax::ast;
 use syntax::abi::AbiSet;
diff --git a/src/librustc/middle/trans/closure.rs b/src/librustc/middle/trans/closure.rs
index daeafe4c897b8..8b4348a8fcba7 100644
--- a/src/librustc/middle/trans/closure.rs
+++ b/src/librustc/middle/trans/closure.rs
@@ -27,7 +27,6 @@ use util::ppaux::Repr;
 use util::ppaux::ty_to_str;
 
 use arena::TypedArena;
-use std::vec::Vec;
 use syntax::ast;
 use syntax::ast_util;
 
diff --git a/src/librustc/middle/trans/common.rs b/src/librustc/middle/trans/common.rs
index cb01d187957e8..40ab85a91bf99 100644
--- a/src/librustc/middle/trans/common.rs
+++ b/src/librustc/middle/trans/common.rs
@@ -35,7 +35,6 @@ use collections::HashMap;
 use std::c_str::ToCStr;
 use std::cell::{Cell, RefCell};
 use std::libc::{c_uint, c_longlong, c_ulonglong, c_char};
-use std::vec::Vec;
 use syntax::ast::Ident;
 use syntax::ast;
 use syntax::ast_map::{PathElem, PathName};
diff --git a/src/librustc/middle/trans/context.rs b/src/librustc/middle/trans/context.rs
index 73869aa46222d..c542556c48f99 100644
--- a/src/librustc/middle/trans/context.rs
+++ b/src/librustc/middle/trans/context.rs
@@ -33,7 +33,6 @@ use std::cell::{Cell, RefCell};
 use std::c_str::ToCStr;
 use std::libc::c_uint;
 use std::ptr;
-use std::vec::Vec;
 use collections::{HashMap, HashSet};
 use syntax::ast;
 use syntax::parse::token::InternedString;
diff --git a/src/librustc/middle/trans/debuginfo.rs b/src/librustc/middle/trans/debuginfo.rs
index dc4a6e37c3e07..313ee8b592b4d 100644
--- a/src/librustc/middle/trans/debuginfo.rs
+++ b/src/librustc/middle/trans/debuginfo.rs
@@ -149,7 +149,6 @@ use std::libc::{c_uint, c_ulonglong, c_longlong};
 use std::ptr;
 use std::sync::atomics;
 use std::slice;
-use std::vec::Vec;
 use syntax::codemap::{Span, Pos};
 use syntax::{abi, ast, codemap, ast_util, ast_map, opt_vec};
 use syntax::parse::token;
diff --git a/src/librustc/middle/trans/expr.rs b/src/librustc/middle/trans/expr.rs
index 75b14c081f901..543f2bcf968ae 100644
--- a/src/librustc/middle/trans/expr.rs
+++ b/src/librustc/middle/trans/expr.rs
@@ -71,7 +71,6 @@ use middle::trans::machine::llsize_of;
 use middle::trans::type_::Type;
 
 use std::slice;
-use std::vec::Vec;
 use syntax::ast;
 use syntax::codemap;
 use syntax::print::pprust::{expr_to_str};
diff --git a/src/librustc/middle/trans/foreign.rs b/src/librustc/middle/trans/foreign.rs
index be9888a61d7fa..3c808cf4232b6 100644
--- a/src/librustc/middle/trans/foreign.rs
+++ b/src/librustc/middle/trans/foreign.rs
@@ -27,7 +27,6 @@ use middle::ty::FnSig;
 use middle::ty;
 use std::cmp;
 use std::libc::c_uint;
-use std::vec::Vec;
 use syntax::abi::{Cdecl, Aapcs, C, AbiSet, Win64};
 use syntax::abi::{RustIntrinsic, Rust, Stdcall, Fastcall, System};
 use syntax::codemap::Span;
diff --git a/src/librustc/middle/trans/intrinsic.rs b/src/librustc/middle/trans/intrinsic.rs
index e7ccb52108fee..9618d08206888 100644
--- a/src/librustc/middle/trans/intrinsic.rs
+++ b/src/librustc/middle/trans/intrinsic.rs
@@ -25,7 +25,6 @@ use middle::trans::machine;
 use middle::trans::machine::llsize_of;
 use middle::trans::type_::Type;
 use middle::ty;
-use std::vec::Vec;
 use syntax::ast;
 use syntax::ast_map;
 use syntax::parse::token;
diff --git a/src/librustc/middle/trans/meth.rs b/src/librustc/middle/trans/meth.rs
index b248bf396452d..918037e218129 100644
--- a/src/librustc/middle/trans/meth.rs
+++ b/src/librustc/middle/trans/meth.rs
@@ -34,7 +34,6 @@ use util::common::indenter;
 use util::ppaux::Repr;
 
 use std::c_str::ToCStr;
-use std::vec::Vec;
 use std::vec;
 use syntax::parse::token;
 use syntax::{ast, ast_map, visit};
diff --git a/src/librustc/middle/trans/monomorphize.rs b/src/librustc/middle/trans/monomorphize.rs
index aed1f1b24d06a..85c0e38e0f6f6 100644
--- a/src/librustc/middle/trans/monomorphize.rs
+++ b/src/librustc/middle/trans/monomorphize.rs
@@ -23,7 +23,6 @@ use middle::ty;
 use middle::typeck;
 use util::ppaux::Repr;
 
-use std::vec::Vec;
 use syntax::ast;
 use syntax::ast_map;
 use syntax::ast_util::local_def;
diff --git a/src/librustc/middle/trans/reflect.rs b/src/librustc/middle/trans/reflect.rs
index 833f33c720ad5..a0c1b0c042abc 100644
--- a/src/librustc/middle/trans/reflect.rs
+++ b/src/librustc/middle/trans/reflect.rs
@@ -27,8 +27,6 @@ use util::ppaux::ty_to_str;
 
 use arena::TypedArena;
 use std::libc::c_uint;
-use std::option::{Some,None};
-use std::vec::Vec;
 use std::vec;
 use syntax::ast::DefId;
 use syntax::ast;
diff --git a/src/librustc/middle/trans/type_.rs b/src/librustc/middle/trans/type_.rs
index 2a0c65216a7a2..7155c73c0026e 100644
--- a/src/librustc/middle/trans/type_.rs
+++ b/src/librustc/middle/trans/type_.rs
@@ -21,7 +21,6 @@ use syntax::abi::{X86, X86_64, Arm, Mips};
 use std::c_str::ToCStr;
 use std::cast;
 use std::slice;
-use std::vec::Vec;
 
 use std::libc::{c_uint};
 
diff --git a/src/librustc/middle/trans/type_of.rs b/src/librustc/middle/trans/type_of.rs
index c8f8df17a74f6..6b02339577e73 100644
--- a/src/librustc/middle/trans/type_of.rs
+++ b/src/librustc/middle/trans/type_of.rs
@@ -19,7 +19,6 @@ use util::ppaux::Repr;
 
 use middle::trans::type_::Type;
 
-use std::vec::Vec;
 use syntax::ast;
 use syntax::opt_vec;
 
diff --git a/src/librustc/middle/ty.rs b/src/librustc/middle/ty.rs
index 6dc31f7fdaaeb..a153aa48219e7 100644
--- a/src/librustc/middle/ty.rs
+++ b/src/librustc/middle/ty.rs
@@ -40,7 +40,6 @@ use std::fmt;
 use std::hash::{Hash, sip};
 use std::ops;
 use std::rc::Rc;
-use std::vec::Vec;
 use std::vec;
 use collections::{HashMap, HashSet};
 use syntax::ast::*;
diff --git a/src/librustc/middle/ty_fold.rs b/src/librustc/middle/ty_fold.rs
index caec263389f01..88262e8ee7325 100644
--- a/src/librustc/middle/ty_fold.rs
+++ b/src/librustc/middle/ty_fold.rs
@@ -13,8 +13,6 @@
 use middle::ty;
 use util::ppaux::Repr;
 
-use std::vec::Vec;
-
 pub trait TypeFolder {
     fn tcx<'a>(&'a self) -> &'a ty::ctxt;
 
diff --git a/src/librustc/middle/typeck/astconv.rs b/src/librustc/middle/typeck/astconv.rs
index 177cadbce4639..be7668eaf404d 100644
--- a/src/librustc/middle/typeck/astconv.rs
+++ b/src/librustc/middle/typeck/astconv.rs
@@ -60,7 +60,6 @@ use middle::typeck::rscope::{RegionScope};
 use middle::typeck::lookup_def_tcx;
 use util::ppaux::Repr;
 
-use std::vec::Vec;
 use syntax::abi::AbiSet;
 use syntax::{ast, ast_util};
 use syntax::codemap::Span;
diff --git a/src/librustc/middle/typeck/check/_match.rs b/src/librustc/middle/typeck/check/_match.rs
index 8ba2c63ecb103..3e6cb5a188994 100644
--- a/src/librustc/middle/typeck/check/_match.rs
+++ b/src/librustc/middle/typeck/check/_match.rs
@@ -20,7 +20,6 @@ use middle::typeck::infer;
 use middle::typeck::require_same_types;
 
 use collections::{HashMap, HashSet};
-use std::vec::Vec;
 use syntax::ast;
 use syntax::ast_util;
 use syntax::parse::token;
diff --git a/src/librustc/middle/typeck/check/method.rs b/src/librustc/middle/typeck/check/method.rs
index 0a95a89139899..055a996e8ec77 100644
--- a/src/librustc/middle/typeck/check/method.rs
+++ b/src/librustc/middle/typeck/check/method.rs
@@ -97,7 +97,6 @@ use util::ppaux::Repr;
 
 use collections::HashSet;
 use std::result;
-use std::vec::Vec;
 use std::vec;
 use syntax::ast::{DefId, SelfValue, SelfRegion};
 use syntax::ast::{SelfUniq, SelfStatic};
diff --git a/src/librustc/middle/typeck/check/regionmanip.rs b/src/librustc/middle/typeck/check/regionmanip.rs
index 479a1e94b675c..8f59bb2800074 100644
--- a/src/librustc/middle/typeck/check/regionmanip.rs
+++ b/src/librustc/middle/typeck/check/regionmanip.rs
@@ -15,7 +15,6 @@ use middle::ty_fold;
 use middle::ty_fold::TypeFolder;
 
 use collections::HashMap;
-use std::vec::Vec;
 use util::ppaux::Repr;
 use util::ppaux;
 
diff --git a/src/librustc/middle/typeck/check/vtable.rs b/src/librustc/middle/typeck/check/vtable.rs
index 9d181b27b4f7a..e3c6db1708175 100644
--- a/src/librustc/middle/typeck/check/vtable.rs
+++ b/src/librustc/middle/typeck/check/vtable.rs
@@ -30,7 +30,6 @@ use util::ppaux::Repr;
 use collections::HashSet;
 use std::cell::RefCell;
 use std::result;
-use std::vec::Vec;
 use syntax::ast;
 use syntax::ast_util;
 use syntax::codemap::Span;
diff --git a/src/librustc/middle/typeck/check/writeback.rs b/src/librustc/middle/typeck/check/writeback.rs
index e68fb5c7f131a..669f14ccb8cd1 100644
--- a/src/librustc/middle/typeck/check/writeback.rs
+++ b/src/librustc/middle/typeck/check/writeback.rs
@@ -28,7 +28,6 @@ use middle::typeck::write_ty_to_tcx;
 use util::ppaux;
 use util::ppaux::Repr;
 
-use std::vec::Vec;
 use syntax::ast;
 use syntax::codemap::Span;
 use syntax::print::pprust::pat_to_str;
diff --git a/src/librustc/middle/typeck/coherence.rs b/src/librustc/middle/typeck/coherence.rs
index c50f15ed8164a..c75e56914b253 100644
--- a/src/librustc/middle/typeck/coherence.rs
+++ b/src/librustc/middle/typeck/coherence.rs
@@ -48,7 +48,6 @@ use syntax::visit;
 use collections::HashSet;
 use std::cell::RefCell;
 use std::rc::Rc;
-use std::vec::Vec;
 use std::vec;
 
 struct UniversalQuantificationResult {
diff --git a/src/librustc/middle/typeck/collect.rs b/src/librustc/middle/typeck/collect.rs
index 6d15b3fd1f0a5..ec460f8c6b59b 100644
--- a/src/librustc/middle/typeck/collect.rs
+++ b/src/librustc/middle/typeck/collect.rs
@@ -46,7 +46,6 @@ use util::ppaux;
 use util::ppaux::Repr;
 
 use std::rc::Rc;
-use std::vec::Vec;
 use std::vec;
 use collections::HashSet;
 
diff --git a/src/librustc/middle/typeck/infer/combine.rs b/src/librustc/middle/typeck/infer/combine.rs
index 5b52a3551dd38..2af6ed0266a2a 100644
--- a/src/librustc/middle/typeck/infer/combine.rs
+++ b/src/librustc/middle/typeck/infer/combine.rs
@@ -63,7 +63,7 @@ use util::common::indent;
 use util::ppaux::Repr;
 
 use std::result;
-use std::vec::Vec;
+
 use syntax::ast::{Onceness, Purity};
 use syntax::ast;
 use syntax::opt_vec;
diff --git a/src/librustc/middle/typeck/infer/error_reporting.rs b/src/librustc/middle/typeck/infer/error_reporting.rs
index 1f6708a6f5cd2..53c39068fb942 100644
--- a/src/librustc/middle/typeck/infer/error_reporting.rs
+++ b/src/librustc/middle/typeck/infer/error_reporting.rs
@@ -76,7 +76,6 @@ use middle::typeck::infer::region_inference::ProcessedErrors;
 use middle::typeck::infer::region_inference::SameRegions;
 use std::cell::{Cell, RefCell};
 use std::char::from_u32;
-use std::vec::Vec;
 use syntax::ast;
 use syntax::ast_map;
 use syntax::ast_util;
diff --git a/src/librustc/middle/typeck/infer/lattice.rs b/src/librustc/middle/typeck/infer/lattice.rs
index ce344c9d561b4..000d2843cca9c 100644
--- a/src/librustc/middle/typeck/infer/lattice.rs
+++ b/src/librustc/middle/typeck/infer/lattice.rs
@@ -46,7 +46,6 @@ use middle::typeck::infer::to_str::InferStr;
 use util::common::indenter;
 
 use collections::HashMap;
-use std::vec::Vec;
 
 pub trait LatticeValue {
     fn sub(cf: &CombineFields, a: &Self, b: &Self) -> ures;
diff --git a/src/librustc/middle/typeck/infer/mod.rs b/src/librustc/middle/typeck/infer/mod.rs
index ccc589f0eef8e..923822039b1d5 100644
--- a/src/librustc/middle/typeck/infer/mod.rs
+++ b/src/librustc/middle/typeck/infer/mod.rs
@@ -39,7 +39,6 @@ use middle::typeck::infer::unify::{ValsAndBindings, Root};
 use middle::typeck::infer::error_reporting::ErrorReporting;
 use std::cell::{Cell, RefCell};
 use std::result;
-use std::vec::Vec;
 use syntax::ast::{MutImmutable, MutMutable};
 use syntax::ast;
 use syntax::codemap;
diff --git a/src/librustc/middle/typeck/infer/region_inference/mod.rs b/src/librustc/middle/typeck/infer/region_inference/mod.rs
index 6019de0b2d93c..7d2159b5b68c4 100644
--- a/src/librustc/middle/typeck/infer/region_inference/mod.rs
+++ b/src/librustc/middle/typeck/infer/region_inference/mod.rs
@@ -27,7 +27,6 @@ use util::ppaux::{Repr};
 use std::cell::{Cell, RefCell};
 use std::uint;
 use std::slice;
-use std::vec::Vec;
 use collections::{HashMap, HashSet};
 use syntax::ast;
 use syntax::opt_vec;
diff --git a/src/librustc/middle/typeck/infer/resolve.rs b/src/librustc/middle/typeck/infer/resolve.rs
index 929b4ac433c02..4bc0e765af501 100644
--- a/src/librustc/middle/typeck/infer/resolve.rs
+++ b/src/librustc/middle/typeck/infer/resolve.rs
@@ -58,7 +58,6 @@ use middle::typeck::infer::unify::{Root, UnifyInferCtxtMethods};
 use util::common::{indent, indenter};
 use util::ppaux::ty_to_str;
 
-use std::vec::Vec;
 use syntax::ast;
 
 pub static resolve_nested_tvar: uint = 0b0000000001;
diff --git a/src/librustc/middle/typeck/infer/unify.rs b/src/librustc/middle/typeck/infer/unify.rs
index a5c95bbfd5ad4..1c2ca2799acbd 100644
--- a/src/librustc/middle/typeck/infer/unify.rs
+++ b/src/librustc/middle/typeck/infer/unify.rs
@@ -17,7 +17,6 @@ use middle::typeck::infer::{Bounds, uok, ures};
 use middle::typeck::infer::InferCtxt;
 use middle::typeck::infer::to_str::InferStr;
 use std::cell::RefCell;
-use std::vec::Vec;
 use syntax::ast;
 
 #[deriving(Clone)]
diff --git a/src/librustc/middle/typeck/mod.rs b/src/librustc/middle/typeck/mod.rs
index 28e5559b32b84..66314e141545d 100644
--- a/src/librustc/middle/typeck/mod.rs
+++ b/src/librustc/middle/typeck/mod.rs
@@ -72,7 +72,6 @@ use util::nodemap::{DefIdMap, FnvHashMap, NodeMap};
 
 use std::cell::RefCell;
 use std::rc::Rc;
-use std::vec::Vec;
 use collections::List;
 use syntax::codemap::Span;
 use syntax::print::pprust::*;
diff --git a/src/librustc/middle/typeck/rscope.rs b/src/librustc/middle/typeck/rscope.rs
index 3ead54ee9f553..995d3589c2047 100644
--- a/src/librustc/middle/typeck/rscope.rs
+++ b/src/librustc/middle/typeck/rscope.rs
@@ -12,7 +12,6 @@
 use middle::ty;
 
 use std::cell::Cell;
-use std::vec::Vec;
 use syntax::ast;
 use syntax::codemap::Span;
 use syntax::opt_vec::OptVec;
diff --git a/src/librustc/middle/typeck/variance.rs b/src/librustc/middle/typeck/variance.rs
index 90bb1eb59a9bd..db74ad99d814d 100644
--- a/src/librustc/middle/typeck/variance.rs
+++ b/src/librustc/middle/typeck/variance.rs
@@ -197,7 +197,6 @@ use arena;
 use arena::Arena;
 use middle::ty;
 use std::fmt;
-use std::vec::Vec;
 use syntax::ast;
 use syntax::ast_util;
 use syntax::opt_vec;
diff --git a/src/librustc/util/common.rs b/src/librustc/util/common.rs
index 03f73f9ae9ed3..732723fec9cd5 100644
--- a/src/librustc/util/common.rs
+++ b/src/librustc/util/common.rs
@@ -16,7 +16,6 @@ use syntax::visit;
 use syntax::visit::Visitor;
 
 use std::local_data;
-use std::vec::Vec;
 
 use time;
 
diff --git a/src/librustc/util/ppaux.rs b/src/librustc/util/ppaux.rs
index e43eed9f219ac..4e0a9c3fc3dec 100644
--- a/src/librustc/util/ppaux.rs
+++ b/src/librustc/util/ppaux.rs
@@ -23,7 +23,6 @@ use middle::ty::{ty_uniq, ty_trait, ty_int, ty_uint, ty_unboxed_vec, ty_infer};
 use middle::ty;
 use middle::typeck;
 
-use std::vec::Vec;
 use syntax::abi::AbiSet;
 use syntax::ast_map;
 use syntax::codemap::{Span, Pos};
diff --git a/src/librustc/util/sha2.rs b/src/librustc/util/sha2.rs
index afc061ba81357..75d6f1f5cd19e 100644
--- a/src/librustc/util/sha2.rs
+++ b/src/librustc/util/sha2.rs
@@ -15,7 +15,6 @@
 use std::iter::range_step;
 use std::num::Zero;
 use std::slice::bytes::{MutableByteVector, copy_memory};
-use std::vec::Vec;
 use serialize::hex::ToHex;
 
 /// Write a u32 into a vector, which must be 4 bytes long. The value is written in big-endian
@@ -529,7 +528,6 @@ mod tests {
     use super::{Digest, Sha256, FixedBuffer};
     use std::num::Bounded;
     use std::slice;
-    use std::vec::Vec;
     use self::rand::isaac::IsaacRng;
     use self::rand::Rng;
     use serialize::hex::FromHex;
diff --git a/src/librustdoc/clean.rs b/src/librustdoc/clean.rs
index 6402ed1c9f8a0..57b381d915af0 100644
--- a/src/librustdoc/clean.rs
+++ b/src/librustdoc/clean.rs
@@ -30,7 +30,6 @@ use core;
 use doctree;
 use visit_ast;
 use std::local_data;
-use std::vec::Vec;
 
 pub trait Clean<T> {
     fn clean(&self) -> T;
diff --git a/src/librustdoc/html/render.rs b/src/librustdoc/html/render.rs
index bfc3555f16abb..6bbe22402d10c 100644
--- a/src/librustdoc/html/render.rs
+++ b/src/librustdoc/html/render.rs
@@ -39,7 +39,6 @@ use std::io;
 use std::io::{fs, File, BufferedWriter, MemWriter, BufferedReader};
 use std::str;
 use std::slice;
-use std::vec::Vec;
 use collections::{HashMap, HashSet};
 
 use sync::Arc;
diff --git a/src/librustdoc/html/toc.rs b/src/librustdoc/html/toc.rs
index db694a26a5677..f8d91fffb1fe1 100644
--- a/src/librustdoc/html/toc.rs
+++ b/src/librustdoc/html/toc.rs
@@ -11,7 +11,6 @@
 //! Table-of-contents creation.
 
 use std::fmt;
-use std::vec::Vec;
 
 /// A (recursive) table of contents
 #[deriving(Eq)]
diff --git a/src/librustdoc/lib.rs b/src/librustdoc/lib.rs
index 6dc3c2073f176..069ab37a2ad01 100644
--- a/src/librustdoc/lib.rs
+++ b/src/librustdoc/lib.rs
@@ -14,7 +14,6 @@
 #[crate_type = "dylib"];
 #[crate_type = "rlib"];
 
-#[allow(deprecated_owned_vector)];
 #[feature(globs, struct_variant, managed_boxes, macro_rules, phase)];
 
 extern crate syntax;
diff --git a/src/librustdoc/markdown.rs b/src/librustdoc/markdown.rs
index 1ed0c57b85401..f8ebfae6cfb92 100644
--- a/src/librustdoc/markdown.rs
+++ b/src/librustdoc/markdown.rs
@@ -9,7 +9,6 @@
 // except according to those terms.
 
 use std::{str, io};
-use std::vec::Vec;
 
 use collections::HashSet;
 
diff --git a/src/librustdoc/visit_ast.rs b/src/librustdoc/visit_ast.rs
index 1398926827d27..cd8cc8bde6a20 100644
--- a/src/librustdoc/visit_ast.rs
+++ b/src/librustdoc/visit_ast.rs
@@ -11,7 +11,6 @@
 //! Rust AST Visitor. Extracts useful information and massages it into a form
 //! usable for clean
 
-use std::vec::Vec;
 use syntax::abi::AbiSet;
 use syntax::ast;
 use syntax::ast_util;
diff --git a/src/librustuv/lib.rs b/src/librustuv/lib.rs
index e2d13d65da0cb..890f44faabc0d 100644
--- a/src/librustuv/lib.rs
+++ b/src/librustuv/lib.rs
@@ -42,7 +42,6 @@ via `close` and `delete` methods.
 #[feature(macro_rules)];
 #[deny(unused_result, unused_must_use)];
 #[allow(visible_private_types)];
-#[allow(deprecated_owned_vector)];
 
 #[cfg(test)] extern crate green;
 
diff --git a/src/libsemver/lib.rs b/src/libsemver/lib.rs
index 4ff19393790ac..707b9c0ba74da 100644
--- a/src/libsemver/lib.rs
+++ b/src/libsemver/lib.rs
@@ -41,7 +41,6 @@ use std::cmp;
 use std::fmt;
 use std::fmt::Show;
 use std::option::{Option, Some, None};
-use std::vec::Vec;
 
 /// An identifier in the pre-release or build metadata. If the identifier can
 /// be parsed as a decimal value, it will be represented with `Numeric`.
diff --git a/src/libserialize/lib.rs b/src/libserialize/lib.rs
index c27c5542ce1e0..3d4a7cd909a51 100644
--- a/src/libserialize/lib.rs
+++ b/src/libserialize/lib.rs
@@ -28,7 +28,6 @@ Core encoding and decoding interfaces.
 // NOTE remove the following two attributes after the next snapshot.
 #[allow(unrecognized_lint)];
 #[allow(default_type_param_usage)];
-#[allow(deprecated_owned_vector)];
 
 // test harness access
 #[cfg(test)]
diff --git a/src/libserialize/serialize.rs b/src/libserialize/serialize.rs
index 18692de2cb4f6..60de03a7b430f 100644
--- a/src/libserialize/serialize.rs
+++ b/src/libserialize/serialize.rs
@@ -17,7 +17,6 @@ Core encoding and decoding interfaces.
 use std::path;
 use std::rc::Rc;
 use std::slice;
-use std::vec::Vec;
 
 pub trait Encoder {
     // Primitive types:
diff --git a/src/libstd/lib.rs b/src/libstd/lib.rs
index 0431a80d0c408..583510a7e8077 100644
--- a/src/libstd/lib.rs
+++ b/src/libstd/lib.rs
@@ -65,7 +65,6 @@
 #[deny(non_camel_case_types)];
 #[deny(missing_doc)];
 #[allow(unknown_features)];
-#[allow(deprecated_owned_vector)];
 
 // When testing libstd, bring in libuv as the I/O backend so tests can print
 // things and all of the std::io tests have an I/O interface to run on top
diff --git a/src/libstd/prelude.rs b/src/libstd/prelude.rs
index f3a5bd3d3b582..f8e56cf8a2f46 100644
--- a/src/libstd/prelude.rs
+++ b/src/libstd/prelude.rs
@@ -59,6 +59,7 @@ pub use slice::{ImmutableEqVector, ImmutableTotalOrdVector, ImmutableCloneableVe
 pub use slice::{OwnedVector, OwnedCloneableVector, OwnedEqVector};
 pub use slice::{MutableVector, MutableTotalOrdVector};
 pub use slice::{Vector, VectorVector, CloneableVector, ImmutableVector};
+pub use vec::Vec;
 
 // Reexported runtime types
 pub use comm::{channel, Sender, Receiver};
diff --git a/src/libsync/lib.rs b/src/libsync/lib.rs
index d4593318eafb5..70874a029ac42 100644
--- a/src/libsync/lib.rs
+++ b/src/libsync/lib.rs
@@ -21,8 +21,6 @@
       html_root_url = "http://static.rust-lang.org/doc/master")];
 #[feature(phase)];
 
-#[allow(deprecated_owned_vector)];
-
 #[cfg(test)] #[phase(syntax, link)] extern crate log;
 
 pub use arc::{Arc, MutexArc, RWArc, RWWriteMode, RWReadMode, ArcCondvar, CowArc};
diff --git a/src/libsyntax/abi.rs b/src/libsyntax/abi.rs
index 0547b374edbdb..b159920d929cf 100644
--- a/src/libsyntax/abi.rs
+++ b/src/libsyntax/abi.rs
@@ -9,7 +9,6 @@
 // except according to those terms.
 
 use std::fmt;
-use std::vec::Vec;
 use std::fmt::Show;
 
 #[deriving(Eq)]
diff --git a/src/libsyntax/ast.rs b/src/libsyntax/ast.rs
index fce9ddcc2ee71..d1d9ae2322d09 100644
--- a/src/libsyntax/ast.rs
+++ b/src/libsyntax/ast.rs
@@ -21,7 +21,6 @@ use std::fmt;
 use std::fmt::Show;
 use std::option::Option;
 use std::rc::Rc;
-use std::vec::Vec;
 use serialize::{Encodable, Decodable, Encoder, Decoder};
 
 /// A pointer abstraction. FIXME(eddyb) #10676 use Rc<T> in the future.
@@ -1157,7 +1156,13 @@ mod test {
     use codemap::*;
     use super::*;
 
-    use std::vec::Vec;
+    fn is_freeze<T: Freeze>() {}
+
+    // Assert that the AST remains Freeze (#10693).
+    #[test]
+    fn ast_is_freeze() {
+        is_freeze::<Item>();
+    }
 
     // are ASTs encodable?
     #[test]
diff --git a/src/libsyntax/ast_map.rs b/src/libsyntax/ast_map.rs
index d1b13d93856b2..0b9bf43f0ef09 100644
--- a/src/libsyntax/ast_map.rs
+++ b/src/libsyntax/ast_map.rs
@@ -22,7 +22,6 @@ use std::cell::RefCell;
 use std::iter;
 use std::slice;
 use std::fmt;
-use std::vec::Vec;
 
 #[deriving(Clone, Eq)]
 pub enum PathElem {
diff --git a/src/libsyntax/ast_util.rs b/src/libsyntax/ast_util.rs
index b75a49b209799..656ca1c88bae8 100644
--- a/src/libsyntax/ast_util.rs
+++ b/src/libsyntax/ast_util.rs
@@ -22,7 +22,6 @@ use visit;
 use std::cell::Cell;
 use std::cmp;
 use std::u32;
-use std::vec::Vec;
 
 pub fn path_name_i(idents: &[Ident]) -> ~str {
     // FIXME: Bad copies (#2543 -- same for everything else that says "bad")
@@ -711,7 +710,6 @@ mod test {
     use ast::*;
     use super::*;
     use opt_vec;
-    use std::vec::Vec;
 
     fn ident_to_segment(id : &Ident) -> PathSegment {
         PathSegment {identifier:id.clone(),
diff --git a/src/libsyntax/attr.rs b/src/libsyntax/attr.rs
index 8c6079b4d1a1c..ff9f9dece95d1 100644
--- a/src/libsyntax/attr.rs
+++ b/src/libsyntax/attr.rs
@@ -21,7 +21,6 @@ use parse::token;
 use crateid::CrateId;
 
 use collections::HashSet;
-use std::vec::Vec;
 
 pub trait AttrMetaMethods {
     // This could be changed to `fn check_name(&self, name: InternedString) ->
diff --git a/src/libsyntax/codemap.rs b/src/libsyntax/codemap.rs
index a52fbbe0c5046..fca1e25648bad 100644
--- a/src/libsyntax/codemap.rs
+++ b/src/libsyntax/codemap.rs
@@ -24,7 +24,6 @@ source code snippets, etc.
 use std::cell::RefCell;
 use std::cmp;
 use std::rc::Rc;
-use std::vec::Vec;
 use serialize::{Encodable, Decodable, Encoder, Decoder};
 
 pub trait Pos {
diff --git a/src/libsyntax/crateid.rs b/src/libsyntax/crateid.rs
index 20463612886a8..96664fc39f6c2 100644
--- a/src/libsyntax/crateid.rs
+++ b/src/libsyntax/crateid.rs
@@ -19,7 +19,6 @@ use std::fmt;
 /// to be `0.0`.
 
 use std::from_str::FromStr;
-use std::vec::Vec;
 
 #[deriving(Clone, Eq)]
 pub struct CrateId {
diff --git a/src/libsyntax/ext/asm.rs b/src/libsyntax/ext/asm.rs
index b8a4b6d34f46f..9371f817ac8cd 100644
--- a/src/libsyntax/ext/asm.rs
+++ b/src/libsyntax/ext/asm.rs
@@ -20,8 +20,6 @@ use parse;
 use parse::token::InternedString;
 use parse::token;
 
-use std::vec::Vec;
-
 enum State {
     Asm,
     Outputs,
diff --git a/src/libsyntax/ext/base.rs b/src/libsyntax/ext/base.rs
index e456b62e5e7e2..ccf98f031a17f 100644
--- a/src/libsyntax/ext/base.rs
+++ b/src/libsyntax/ext/base.rs
@@ -20,7 +20,6 @@ use parse::token::{InternedString, intern, str_to_ident};
 use util::small_vector::SmallVector;
 
 use collections::HashMap;
-use std::vec::Vec;
 
 // new-style macro! tt code:
 //
diff --git a/src/libsyntax/ext/build.rs b/src/libsyntax/ext/build.rs
index 7cf27e81ca070..e860866ebf93e 100644
--- a/src/libsyntax/ext/build.rs
+++ b/src/libsyntax/ext/build.rs
@@ -21,8 +21,6 @@ use opt_vec::OptVec;
 use parse::token::special_idents;
 use parse::token;
 
-use std::vec::Vec;
-
 pub struct Field {
     ident: ast::Ident,
     ex: @ast::Expr
diff --git a/src/libsyntax/ext/bytes.rs b/src/libsyntax/ext/bytes.rs
index 174f36146aadf..ba6ad4888e29b 100644
--- a/src/libsyntax/ext/bytes.rs
+++ b/src/libsyntax/ext/bytes.rs
@@ -17,7 +17,6 @@ use ext::base;
 use ext::build::AstBuilder;
 
 use std::char;
-use std::vec::Vec;
 
 pub fn expand_syntax_ext(cx: &mut ExtCtxt, sp: Span, tts: &[ast::TokenTree]) -> base::MacResult {
     // Gather all argument expressions
diff --git a/src/libsyntax/ext/cfg.rs b/src/libsyntax/ext/cfg.rs
index e885119118c7f..d83a386554e10 100644
--- a/src/libsyntax/ext/cfg.rs
+++ b/src/libsyntax/ext/cfg.rs
@@ -26,8 +26,6 @@ use parse::token::InternedString;
 use parse::token;
 use parse;
 
-use std::vec::Vec;
-
 pub fn expand_cfg(cx: &mut ExtCtxt, sp: Span, tts: &[ast::TokenTree]) -> base::MacResult {
     let mut p = parse::new_parser_from_tts(cx.parse_sess(),
                                            cx.cfg(),
diff --git a/src/libsyntax/ext/concat_idents.rs b/src/libsyntax/ext/concat_idents.rs
index 2aeda30695e6d..45a20afab7d3c 100644
--- a/src/libsyntax/ext/concat_idents.rs
+++ b/src/libsyntax/ext/concat_idents.rs
@@ -15,7 +15,6 @@ use ext::base;
 use opt_vec;
 use parse::token;
 use parse::token::{str_to_ident};
-use std::vec::Vec;
 
 pub fn expand_syntax_ext(cx: &mut ExtCtxt, sp: Span, tts: &[ast::TokenTree])
     -> base::MacResult {
diff --git a/src/libsyntax/ext/deriving/clone.rs b/src/libsyntax/ext/deriving/clone.rs
index a0aa1bb3710bf..3cbccae664bec 100644
--- a/src/libsyntax/ext/deriving/clone.rs
+++ b/src/libsyntax/ext/deriving/clone.rs
@@ -14,8 +14,6 @@ use ext::base::ExtCtxt;
 use ext::build::AstBuilder;
 use ext::deriving::generic::*;
 
-use std::vec::Vec;
-
 pub fn expand_deriving_clone(cx: &mut ExtCtxt,
                              span: Span,
                              mitem: @MetaItem,
diff --git a/src/libsyntax/ext/deriving/cmp/eq.rs b/src/libsyntax/ext/deriving/cmp/eq.rs
index 80e56f0e40720..975b8885de734 100644
--- a/src/libsyntax/ext/deriving/cmp/eq.rs
+++ b/src/libsyntax/ext/deriving/cmp/eq.rs
@@ -14,8 +14,6 @@ use ext::base::ExtCtxt;
 use ext::build::AstBuilder;
 use ext::deriving::generic::*;
 
-use std::vec::Vec;
-
 pub fn expand_deriving_eq(cx: &mut ExtCtxt,
                           span: Span,
                           mitem: @MetaItem,
diff --git a/src/libsyntax/ext/deriving/cmp/ord.rs b/src/libsyntax/ext/deriving/cmp/ord.rs
index caad6772b19de..5605c0b61071b 100644
--- a/src/libsyntax/ext/deriving/cmp/ord.rs
+++ b/src/libsyntax/ext/deriving/cmp/ord.rs
@@ -15,8 +15,6 @@ use ext::base::ExtCtxt;
 use ext::build::AstBuilder;
 use ext::deriving::generic::*;
 
-use std::vec::Vec;
-
 pub fn expand_deriving_ord(cx: &mut ExtCtxt,
                            span: Span,
                            mitem: @MetaItem,
diff --git a/src/libsyntax/ext/deriving/cmp/totaleq.rs b/src/libsyntax/ext/deriving/cmp/totaleq.rs
index 3292246bf0b87..ffabed95db524 100644
--- a/src/libsyntax/ext/deriving/cmp/totaleq.rs
+++ b/src/libsyntax/ext/deriving/cmp/totaleq.rs
@@ -14,8 +14,6 @@ use ext::base::ExtCtxt;
 use ext::build::AstBuilder;
 use ext::deriving::generic::*;
 
-use std::vec::Vec;
-
 pub fn expand_deriving_totaleq(cx: &mut ExtCtxt,
                                span: Span,
                                mitem: @MetaItem,
diff --git a/src/libsyntax/ext/deriving/cmp/totalord.rs b/src/libsyntax/ext/deriving/cmp/totalord.rs
index d8c2eea98961e..a584f8abe05ef 100644
--- a/src/libsyntax/ext/deriving/cmp/totalord.rs
+++ b/src/libsyntax/ext/deriving/cmp/totalord.rs
@@ -16,7 +16,6 @@ use ext::build::AstBuilder;
 use ext::deriving::generic::*;
 
 use std::cmp::{Ordering, Equal, Less, Greater};
-use std::vec::Vec;
 
 pub fn expand_deriving_totalord(cx: &mut ExtCtxt,
                                 span: Span,
diff --git a/src/libsyntax/ext/deriving/decodable.rs b/src/libsyntax/ext/deriving/decodable.rs
index e5e11ce878c9d..4c9a58c46f733 100644
--- a/src/libsyntax/ext/deriving/decodable.rs
+++ b/src/libsyntax/ext/deriving/decodable.rs
@@ -21,8 +21,6 @@ use ext::deriving::generic::*;
 use parse::token::InternedString;
 use parse::token;
 
-use std::vec::Vec;
-
 pub fn expand_deriving_decodable(cx: &mut ExtCtxt,
                                  span: Span,
                                  mitem: @MetaItem,
diff --git a/src/libsyntax/ext/deriving/default.rs b/src/libsyntax/ext/deriving/default.rs
index 2015aa9971792..46e9dfb89abac 100644
--- a/src/libsyntax/ext/deriving/default.rs
+++ b/src/libsyntax/ext/deriving/default.rs
@@ -14,8 +14,6 @@ use ext::base::ExtCtxt;
 use ext::build::AstBuilder;
 use ext::deriving::generic::*;
 
-use std::vec::Vec;
-
 pub fn expand_deriving_default(cx: &mut ExtCtxt,
                             span: Span,
                             mitem: @MetaItem,
diff --git a/src/libsyntax/ext/deriving/encodable.rs b/src/libsyntax/ext/deriving/encodable.rs
index 0550e64bef8b1..2fa6ec6888b6b 100644
--- a/src/libsyntax/ext/deriving/encodable.rs
+++ b/src/libsyntax/ext/deriving/encodable.rs
@@ -89,8 +89,6 @@ use ext::build::AstBuilder;
 use ext::deriving::generic::*;
 use parse::token;
 
-use std::vec::Vec;
-
 pub fn expand_deriving_encodable(cx: &mut ExtCtxt,
                                  span: Span,
                                  mitem: @MetaItem,
diff --git a/src/libsyntax/ext/deriving/generic.rs b/src/libsyntax/ext/deriving/generic.rs
index dce777aaaaefc..546c3eac41cbe 100644
--- a/src/libsyntax/ext/deriving/generic.rs
+++ b/src/libsyntax/ext/deriving/generic.rs
@@ -187,7 +187,6 @@ use codemap::Span;
 use opt_vec;
 use parse::token::InternedString;
 
-use std::vec::Vec;
 use std::vec;
 
 pub use self::ty::*;
diff --git a/src/libsyntax/ext/deriving/hash.rs b/src/libsyntax/ext/deriving/hash.rs
index 366647cc3713a..23331dc03cb4f 100644
--- a/src/libsyntax/ext/deriving/hash.rs
+++ b/src/libsyntax/ext/deriving/hash.rs
@@ -14,8 +14,6 @@ use ext::base::ExtCtxt;
 use ext::build::AstBuilder;
 use ext::deriving::generic::*;
 
-use std::vec::Vec;
-
 pub fn expand_deriving_hash(cx: &mut ExtCtxt,
                             span: Span,
                             mitem: @MetaItem,
diff --git a/src/libsyntax/ext/deriving/primitive.rs b/src/libsyntax/ext/deriving/primitive.rs
index 35c1437a17671..267a12fdff90d 100644
--- a/src/libsyntax/ext/deriving/primitive.rs
+++ b/src/libsyntax/ext/deriving/primitive.rs
@@ -16,8 +16,6 @@ use ext::build::AstBuilder;
 use ext::deriving::generic::*;
 use parse::token::InternedString;
 
-use std::vec::Vec;
-
 pub fn expand_deriving_from_primitive(cx: &mut ExtCtxt,
                                       span: Span,
                                       mitem: @MetaItem,
diff --git a/src/libsyntax/ext/deriving/rand.rs b/src/libsyntax/ext/deriving/rand.rs
index 4ae140406c3aa..a31759065ae8d 100644
--- a/src/libsyntax/ext/deriving/rand.rs
+++ b/src/libsyntax/ext/deriving/rand.rs
@@ -15,8 +15,6 @@ use ext::base::ExtCtxt;
 use ext::build::{AstBuilder};
 use ext::deriving::generic::*;
 
-use std::vec::Vec;
-
 pub fn expand_deriving_rand(cx: &mut ExtCtxt,
                             span: Span,
                             mitem: @MetaItem,
diff --git a/src/libsyntax/ext/deriving/show.rs b/src/libsyntax/ext/deriving/show.rs
index d86fff5a4aafe..1c80fb9ced2ed 100644
--- a/src/libsyntax/ext/deriving/show.rs
+++ b/src/libsyntax/ext/deriving/show.rs
@@ -19,7 +19,6 @@ use ext::deriving::generic::*;
 use parse::token;
 
 use collections::HashMap;
-use std::vec::Vec;
 
 pub fn expand_deriving_show(cx: &mut ExtCtxt,
                             span: Span,
diff --git a/src/libsyntax/ext/deriving/ty.rs b/src/libsyntax/ext/deriving/ty.rs
index 22d91956552ec..5b29af185a489 100644
--- a/src/libsyntax/ext/deriving/ty.rs
+++ b/src/libsyntax/ext/deriving/ty.rs
@@ -20,8 +20,6 @@ use ext::build::AstBuilder;
 use codemap::{Span,respan};
 use opt_vec;
 
-use std::vec::Vec;
-
 /// The types of pointers
 pub enum PtrTy<'a> {
     Send, // ~
diff --git a/src/libsyntax/ext/deriving/zero.rs b/src/libsyntax/ext/deriving/zero.rs
index d788bafc9b204..9feae18689416 100644
--- a/src/libsyntax/ext/deriving/zero.rs
+++ b/src/libsyntax/ext/deriving/zero.rs
@@ -14,8 +14,6 @@ use ext::base::ExtCtxt;
 use ext::build::AstBuilder;
 use ext::deriving::generic::*;
 
-use std::vec::Vec;
-
 pub fn expand_deriving_zero(cx: &mut ExtCtxt,
                             span: Span,
                             mitem: @MetaItem,
diff --git a/src/libsyntax/ext/env.rs b/src/libsyntax/ext/env.rs
index bb9e5afaed4c3..ecf63c8257da1 100644
--- a/src/libsyntax/ext/env.rs
+++ b/src/libsyntax/ext/env.rs
@@ -22,7 +22,6 @@ use ext::build::AstBuilder;
 use parse::token;
 
 use std::os;
-use std::vec::Vec;
 
 pub fn expand_option_env(cx: &mut ExtCtxt, sp: Span, tts: &[ast::TokenTree])
     -> base::MacResult {
diff --git a/src/libsyntax/ext/expand.rs b/src/libsyntax/ext/expand.rs
index 4134b23125ef0..395bae822a174 100644
--- a/src/libsyntax/ext/expand.rs
+++ b/src/libsyntax/ext/expand.rs
@@ -32,7 +32,6 @@ use util::small_vector::SmallVector;
 use std::cast;
 use std::unstable::dynamic_lib::DynamicLibrary;
 use std::os;
-use std::vec::Vec;
 
 pub fn expand_expr(e: @ast::Expr, fld: &mut MacroExpander) -> @ast::Expr {
     match e.node {
@@ -979,8 +978,6 @@ mod test {
     use visit;
     use visit::Visitor;
 
-    use std::vec::Vec;
-
     // a visitor that extracts the paths
     // from a given thingy and puts them in a mutable
     // array (passed in to the traversal)
diff --git a/src/libsyntax/ext/format.rs b/src/libsyntax/ext/format.rs
index 743fe7984801f..0f11dc51a995c 100644
--- a/src/libsyntax/ext/format.rs
+++ b/src/libsyntax/ext/format.rs
@@ -21,7 +21,6 @@ use rsparse = parse;
 use std::fmt::parse;
 use collections::{HashMap, HashSet};
 use std::slice;
-use std::vec::Vec;
 
 #[deriving(Eq)]
 enum ArgumentType {
diff --git a/src/libsyntax/ext/mtwt.rs b/src/libsyntax/ext/mtwt.rs
index ab5f3fbf3a6dc..597e35843856d 100644
--- a/src/libsyntax/ext/mtwt.rs
+++ b/src/libsyntax/ext/mtwt.rs
@@ -20,7 +20,6 @@ use ast::{Ident, Mrk, Name, SyntaxContext};
 use std::cell::RefCell;
 use std::local_data;
 use std::rc::Rc;
-use std::vec::Vec;
 
 use collections::HashMap;
 
@@ -281,7 +280,6 @@ mod tests {
     use super::{resolve, xorPush, new_mark_internal, new_sctable_internal};
     use super::{new_rename_internal, marksof_internal, resolve_internal};
     use super::{SCTable, EmptyCtxt, Mark, Rename, IllegalCtxt};
-    use std::vec::Vec;
     use collections::HashMap;
 
     #[test] fn xorpush_test () {
diff --git a/src/libsyntax/ext/quote.rs b/src/libsyntax/ext/quote.rs
index 5b66184b16c04..14847aee8cf61 100644
--- a/src/libsyntax/ext/quote.rs
+++ b/src/libsyntax/ext/quote.rs
@@ -17,8 +17,6 @@ use parse::token::*;
 use parse::token;
 use parse;
 
-use std::vec::Vec;
-
 /**
 *
 * Quasiquoting works via token trees.
@@ -37,8 +35,6 @@ pub mod rt {
     use parse;
     use print::pprust;
 
-    use std::vec::Vec;
-
     pub use ast::*;
     pub use parse::token::*;
     pub use parse::new_parser_from_tts;
diff --git a/src/libsyntax/ext/registrar.rs b/src/libsyntax/ext/registrar.rs
index db59388e24ff2..ecd60fc9932d9 100644
--- a/src/libsyntax/ext/registrar.rs
+++ b/src/libsyntax/ext/registrar.rs
@@ -15,8 +15,6 @@ use diagnostic;
 use visit;
 use visit::Visitor;
 
-use std::vec::Vec;
-
 struct MacroRegistrarContext {
     registrars: Vec<(ast::NodeId, Span)> ,
 }
diff --git a/src/libsyntax/ext/tt/macro_parser.rs b/src/libsyntax/ext/tt/macro_parser.rs
index f5c29840e4834..aa4f192f7792c 100644
--- a/src/libsyntax/ext/tt/macro_parser.rs
+++ b/src/libsyntax/ext/tt/macro_parser.rs
@@ -22,7 +22,6 @@ use parse::token::{Token, EOF, Nonterminal};
 use parse::token;
 
 use collections::HashMap;
-use std::vec::Vec;
 
 /* This is an Earley-like parser, without support for in-grammar nonterminals,
 only by calling out to the main rust parser for named nonterminals (which it
diff --git a/src/libsyntax/ext/tt/macro_rules.rs b/src/libsyntax/ext/tt/macro_rules.rs
index d283d6d71421a..b2f4904ec8f75 100644
--- a/src/libsyntax/ext/tt/macro_rules.rs
+++ b/src/libsyntax/ext/tt/macro_rules.rs
@@ -28,7 +28,6 @@ use print;
 use util::small_vector::SmallVector;
 
 use std::cell::RefCell;
-use std::vec::Vec;
 
 struct ParserAnyMacro<'a> {
     parser: RefCell<Parser<'a>>,
diff --git a/src/libsyntax/ext/tt/transcribe.rs b/src/libsyntax/ext/tt/transcribe.rs
index 19af4eed4c3ec..e9db0bd0bd23c 100644
--- a/src/libsyntax/ext/tt/transcribe.rs
+++ b/src/libsyntax/ext/tt/transcribe.rs
@@ -18,7 +18,6 @@ use parse::token;
 use parse::lexer::TokenAndSpan;
 
 use std::cell::{Cell, RefCell};
-use std::vec::Vec;
 use collections::HashMap;
 
 ///an unzipping of `TokenTree`s
diff --git a/src/libsyntax/fold.rs b/src/libsyntax/fold.rs
index a54c3b6af01ff..e1a41471de44f 100644
--- a/src/libsyntax/fold.rs
+++ b/src/libsyntax/fold.rs
@@ -16,8 +16,6 @@ use parse::token;
 use opt_vec::OptVec;
 use util::small_vector::SmallVector;
 
-use std::vec::Vec;
-
 // We may eventually want to be able to fold over type parameters, too.
 pub trait Folder {
     fn fold_crate(&mut self, c: Crate) -> Crate {
diff --git a/src/libsyntax/lib.rs b/src/libsyntax/lib.rs
index 08b4fa7b44450..73ff9e147e8e6 100644
--- a/src/libsyntax/lib.rs
+++ b/src/libsyntax/lib.rs
@@ -30,7 +30,6 @@ This API is completely unstable and subject to change.
 
 #[allow(deprecated)];
 #[deny(non_camel_case_types)];
-#[allow(deprecated_owned_vector)];
 
 extern crate serialize;
 extern crate term;
diff --git a/src/libsyntax/opt_vec.rs b/src/libsyntax/opt_vec.rs
index 55261fd3267f3..aeb521468d2c5 100644
--- a/src/libsyntax/opt_vec.rs
+++ b/src/libsyntax/opt_vec.rs
@@ -17,7 +17,6 @@
 
 use std::default::Default;
 use std::slice;
-use std::vec::Vec;
 
 #[deriving(Clone, Encodable, Decodable, Hash)]
 pub enum OptVec<T> {
diff --git a/src/libsyntax/parse/attr.rs b/src/libsyntax/parse/attr.rs
index e86f6f5be81c9..c30ab4bda2749 100644
--- a/src/libsyntax/parse/attr.rs
+++ b/src/libsyntax/parse/attr.rs
@@ -15,8 +15,6 @@ use parse::token;
 use parse::parser::Parser;
 use parse::token::INTERPOLATED;
 
-use std::vec::Vec;
-
 // a parser that can parse attributes.
 pub trait ParserAttr {
     fn parse_outer_attributes(&mut self) -> Vec<ast::Attribute> ;
diff --git a/src/libsyntax/parse/comments.rs b/src/libsyntax/parse/comments.rs
index 9bc0fdd3078ac..8abc01b6d7545 100644
--- a/src/libsyntax/parse/comments.rs
+++ b/src/libsyntax/parse/comments.rs
@@ -20,7 +20,6 @@ use parse::token;
 use std::io;
 use std::str;
 use std::uint;
-use std::vec::Vec;
 
 #[deriving(Clone, Eq)]
 pub enum CommentStyle {
diff --git a/src/libsyntax/parse/lexer.rs b/src/libsyntax/parse/lexer.rs
index c34ef465dadf5..58ec6acc3ac01 100644
--- a/src/libsyntax/parse/lexer.rs
+++ b/src/libsyntax/parse/lexer.rs
@@ -1005,7 +1005,6 @@ mod test {
     use parse::token;
     use parse::token::{str_to_ident};
     use std::io::util;
-    use std::vec::Vec;
 
     fn mk_sh() -> diagnostic::SpanHandler {
         let emitter = diagnostic::EmitterWriter::new(~util::NullWriter);
diff --git a/src/libsyntax/parse/mod.rs b/src/libsyntax/parse/mod.rs
index 7e8ca77eb04fb..286b44e5c8086 100644
--- a/src/libsyntax/parse/mod.rs
+++ b/src/libsyntax/parse/mod.rs
@@ -21,7 +21,6 @@ use std::cell::RefCell;
 use std::io::File;
 use std::rc::Rc;
 use std::str;
-use std::vec::Vec;
 
 pub mod lexer;
 pub mod parser;
@@ -279,7 +278,6 @@ mod test {
     use std::io;
     use std::io::MemWriter;
     use std::str;
-    use std::vec::Vec;
     use codemap::{Span, BytePos, Spanned};
     use opt_vec;
     use ast;
diff --git a/src/libsyntax/parse/parser.rs b/src/libsyntax/parse/parser.rs
index 0ded6abe14609..5398844d52a0d 100644
--- a/src/libsyntax/parse/parser.rs
+++ b/src/libsyntax/parse/parser.rs
@@ -82,7 +82,6 @@ use std::cell::Cell;
 use collections::HashSet;
 use std::kinds::marker;
 use std::mem::replace;
-use std::vec::Vec;
 use std::vec;
 
 #[allow(non_camel_case_types)]
diff --git a/src/libsyntax/parse/token.rs b/src/libsyntax/parse/token.rs
index 43d686dc6cbb4..eebb98294d5e4 100644
--- a/src/libsyntax/parse/token.rs
+++ b/src/libsyntax/parse/token.rs
@@ -22,7 +22,6 @@ use std::char;
 use std::fmt;
 use std::local_data;
 use std::path::BytesContainer;
-use std::vec::Vec;
 
 #[allow(non_camel_case_types)]
 #[deriving(Clone, Encodable, Decodable, Eq, Hash, Show)]
diff --git a/src/libsyntax/print/pp.rs b/src/libsyntax/print/pp.rs
index c588e407e3071..4996c1e96a86b 100644
--- a/src/libsyntax/print/pp.rs
+++ b/src/libsyntax/print/pp.rs
@@ -62,7 +62,6 @@
  */
 
 use std::io;
-use std::vec::Vec;
 
 #[deriving(Clone, Eq)]
 pub enum Breaks {
diff --git a/src/libsyntax/print/pprust.rs b/src/libsyntax/print/pprust.rs
index 5c23dd163d165..1b8f48861aac1 100644
--- a/src/libsyntax/print/pprust.rs
+++ b/src/libsyntax/print/pprust.rs
@@ -32,7 +32,6 @@ use std::char;
 use std::str;
 use std::io;
 use std::io::{IoResult, MemWriter};
-use std::vec::Vec;
 
 // The &mut State is stored here to prevent recursive type.
 pub enum AnnNode<'a> {
@@ -2392,8 +2391,6 @@ mod test {
     use codemap;
     use parse::token;
 
-    use std::vec::Vec;
-
     #[test]
     fn test_fun_to_str() {
         let abba_ident = token::str_to_ident("abba");
diff --git a/src/libsyntax/util/interner.rs b/src/libsyntax/util/interner.rs
index 0406f5f5ba959..2dea6f79ee66d 100644
--- a/src/libsyntax/util/interner.rs
+++ b/src/libsyntax/util/interner.rs
@@ -21,7 +21,6 @@ use std::cmp::Equiv;
 use std::fmt;
 use std::hash::Hash;
 use std::rc::Rc;
-use std::vec::Vec;
 
 pub struct Interner<T> {
     priv map: RefCell<HashMap<T, Name>>,
diff --git a/src/libsyntax/util/parser_testing.rs b/src/libsyntax/util/parser_testing.rs
index 13590542dacc8..b62990036e5e3 100644
--- a/src/libsyntax/util/parser_testing.rs
+++ b/src/libsyntax/util/parser_testing.rs
@@ -15,8 +15,6 @@ use parse::{new_parser_from_source_str};
 use parse::parser::Parser;
 use parse::token;
 
-use std::vec::Vec;
-
 // map a string to tts, using a made-up filename:
 pub fn string_to_tts(source_str: ~str) -> Vec<ast::TokenTree> {
     let ps = new_parse_sess();
diff --git a/src/libsyntax/util/small_vector.rs b/src/libsyntax/util/small_vector.rs
index 72faaee64ff95..ac2b00bed7656 100644
--- a/src/libsyntax/util/small_vector.rs
+++ b/src/libsyntax/util/small_vector.rs
@@ -9,7 +9,6 @@
 // except according to those terms.
 
 use std::mem;
-use std::vec::Vec;
 use std::vec;
 
 /// A vector type optimized for cases where the size is almost always 0 or 1
@@ -146,8 +145,6 @@ impl<T> Iterator<T> for MoveItems<T> {
 mod test {
     use super::*;
 
-    use std::vec::Vec;
-
     #[test]
     fn test_len() {
         let v: SmallVector<int> = SmallVector::zero();
diff --git a/src/libsyntax/visit.rs b/src/libsyntax/visit.rs
index 408c9d635b68c..482bac7777758 100644
--- a/src/libsyntax/visit.rs
+++ b/src/libsyntax/visit.rs
@@ -15,7 +15,6 @@ use codemap::Span;
 use parse;
 use opt_vec;
 use opt_vec::OptVec;
-use std::vec::Vec;
 
 // Context-passing AST walker. Each overridden visit method has full control
 // over what happens with its node, it can do its own traversal of the node's
diff --git a/src/libterm/lib.rs b/src/libterm/lib.rs
index 089c1668bf39b..411b055857314 100644
--- a/src/libterm/lib.rs
+++ b/src/libterm/lib.rs
@@ -22,7 +22,6 @@
 #[feature(macro_rules)];
 #[deny(non_camel_case_types)];
 #[allow(missing_doc)];
-#[allow(deprecated_owned_vector)];
 
 extern crate collections;
 
diff --git a/src/libtest/lib.rs b/src/libtest/lib.rs
index efd1fbcd1ac51..3ec80d97d0613 100644
--- a/src/libtest/lib.rs
+++ b/src/libtest/lib.rs
@@ -33,7 +33,6 @@
       html_root_url = "http://static.rust-lang.org/doc/master")];
 
 #[feature(asm, macro_rules)];
-#[allow(deprecated_owned_vector)];
 
 extern crate collections;
 extern crate getopts;
diff --git a/src/libtime/lib.rs b/src/libtime/lib.rs
index 37c45c2100118..183d86059acbd 100644
--- a/src/libtime/lib.rs
+++ b/src/libtime/lib.rs
@@ -17,7 +17,6 @@
       html_root_url = "http://static.rust-lang.org/doc/master")];
 
 #[feature(phase)];
-#[allow(deprecated_owned_vector)];
 
 #[cfg(test)] #[phase(syntax, link)] extern crate log;
 extern crate serialize;
diff --git a/src/liburl/lib.rs b/src/liburl/lib.rs
index 9a24e8ecfa9c3..55d8700013018 100644
--- a/src/liburl/lib.rs
+++ b/src/liburl/lib.rs
@@ -18,7 +18,6 @@
       html_favicon_url = "http://www.rust-lang.org/favicon.ico",
       html_root_url = "http://static.rust-lang.org/doc/master")];
 #[feature(default_type_params)];
-#[allow(deprecated_owned_vector)];
 
 extern crate collections;
 
@@ -28,7 +27,6 @@ use std::hash::Hash;
 use std::io::BufReader;
 use std::from_str::FromStr;
 use std::uint;
-use std::vec::Vec;
 
 use collections::HashMap;
 
diff --git a/src/libuuid/lib.rs b/src/libuuid/lib.rs
index 7aed4cd3d9b32..d4a33d6782dd5 100644
--- a/src/libuuid/lib.rs
+++ b/src/libuuid/lib.rs
@@ -62,8 +62,6 @@ Examples of string representations:
       html_favicon_url = "http://www.rust-lang.org/favicon.ico",
       html_root_url = "http://static.rust-lang.org/doc/master")];
 
-#[allow(deprecated_owned_vector)];
-
 #[feature(default_type_params)];
 
 // NOTE remove the following two attributes after the next snapshot.
diff --git a/src/libworkcache/lib.rs b/src/libworkcache/lib.rs
index 219bb38b3c830..79ed15655ccc1 100644
--- a/src/libworkcache/lib.rs
+++ b/src/libworkcache/lib.rs
@@ -16,7 +16,7 @@
       html_favicon_url = "http://www.rust-lang.org/favicon.ico",
       html_root_url = "http://static.rust-lang.org/doc/master")];
 #[feature(phase)];
-#[allow(deprecated_owned_vector, visible_private_types)];
+#[allow(visible_private_types)];
 
 #[phase(syntax, link)] extern crate log;
 extern crate serialize;
diff --git a/src/test/compile-fail/issue-11873.rs b/src/test/compile-fail/issue-11873.rs
index 1ae887a8332d9..0ca326c1e0d9f 100644
--- a/src/test/compile-fail/issue-11873.rs
+++ b/src/test/compile-fail/issue-11873.rs
@@ -8,8 +8,6 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
-use std::vec::Vec;
-
 fn main() {
     let mut v = vec!(1);
     let f = || v.push(2);
diff --git a/src/test/run-pass/overloaded-autoderef-count.rs b/src/test/run-pass/overloaded-autoderef-count.rs
index 1243ba1ce1670..00877e7c2c90b 100644
--- a/src/test/run-pass/overloaded-autoderef-count.rs
+++ b/src/test/run-pass/overloaded-autoderef-count.rs
@@ -10,7 +10,6 @@
 
 use std::cell::Cell;
 use std::ops::{Deref, DerefMut};
-use std::vec::Vec;
 
 #[deriving(Eq)]
 struct DerefCounter<T> {
diff --git a/src/test/run-pass/typeck_type_placeholder_1.rs b/src/test/run-pass/typeck_type_placeholder_1.rs
index e75bcb8b89e3d..0316311993ab7 100644
--- a/src/test/run-pass/typeck_type_placeholder_1.rs
+++ b/src/test/run-pass/typeck_type_placeholder_1.rs
@@ -14,8 +14,6 @@
 static CONSTEXPR: *int = &'static 413 as *_;
 
 pub fn main() {
-    use std::vec::Vec;
-
     let x: Vec<_> = range(0u, 5).collect();
     assert_eq!(x.as_slice(), &[0u,1,2,3,4]);