15 files changed, 28 insertions, 8 deletions
diff --git a/components/canvas/lib.rs b/components/canvas/lib.rs
index 0dc2fb7e342..21f49dd7c46 100644
--- a/components/canvas/lib.rs
+++ b/components/canvas/lib.rs
@@ -2,6 +2,8 @@
  * License, v. 2.0. If a copy of the MPL was not distributed with this
  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
 
+#![deny(unused_imports, unused_variable)]
+
 extern crate azure;
 extern crate geom;
 
diff --git a/components/compositing/lib.rs b/components/compositing/lib.rs
index a016afd11bd..f7644e8fc7f 100644
--- a/components/compositing/lib.rs
+++ b/components/compositing/lib.rs
@@ -7,6 +7,8 @@
 
 #![feature(globs, phase, macro_rules)]
 
+#![deny(unused_imports, unused_variable)]
+
 #[phase(plugin, link)]
 extern crate log;
 
diff --git a/components/gfx/font_cache_task.rs b/components/gfx/font_cache_task.rs
index 8307be83715..9dd453fa8a2 100644
--- a/components/gfx/font_cache_task.rs
+++ b/components/gfx/font_cache_task.rs
@@ -127,7 +127,7 @@ impl FontCache {
                             let family = self.web_families.get_mut(&family_name);
                             family.add_template(format!("{}", url).as_slice(), Some(bytes));
                         },
-                        Err(msg) => {
+                        Err(_) => {
                             debug!("Failed to load web font: family={} url={}", family_name, url);
                         }
                     }
diff --git a/components/gfx/lib.rs b/components/gfx/lib.rs
index 838b20f71f8..71afd785ed6 100644
--- a/components/gfx/lib.rs
+++ b/components/gfx/lib.rs
@@ -4,6 +4,8 @@
 
 #![feature(globs, macro_rules, phase, unsafe_destructor)]
 
+#![deny(unused_imports, unused_variable)]
+
 #![feature(phase)]
 #[phase(plugin, link)]
 extern crate log;
diff --git a/components/layout/construct.rs b/components/layout/construct.rs
index 466a254237d..c88de5e8b3e 100644
--- a/components/layout/construct.rs
+++ b/components/layout/construct.rs
@@ -286,7 +286,7 @@ impl<'a, 'b> FlowConstructor<'a, 'b> {
         }
 
         {
-            let mut inline_flow = inline_flow_ref.get_mut().as_inline();
+            let inline_flow = inline_flow_ref.get_mut().as_inline();
             let (ascent, descent) = inline_flow.compute_minimum_ascent_and_descent(self.layout_context.font_context(), &**node.style());
             inline_flow.minimum_block_size_above_baseline = ascent;
             inline_flow.minimum_depth_below_baseline = descent;
diff --git a/components/layout/fragment.rs b/components/layout/fragment.rs
index ce020f116e9..ea2132a8169 100644
--- a/components/layout/fragment.rs
+++ b/components/layout/fragment.rs
@@ -10,7 +10,7 @@ use css::node_style::StyledNode;
 use construct::FlowConstructor;
 use context::LayoutContext;
 use floats::{ClearBoth, ClearLeft, ClearRight, ClearType};
-use flow::{Flow, MutableFlowUtils};
+use flow::Flow;
 use flow;
 use flow_ref::FlowRef;
 use inline::{InlineFragmentContext, InlineMetrics};
diff --git a/components/layout/lib.rs b/components/layout/lib.rs
index a782f4e1355..8cd1b44b4e2 100644
--- a/components/layout/lib.rs
+++ b/components/layout/lib.rs
@@ -7,6 +7,8 @@
 
 #![feature(globs, macro_rules, phase, thread_local, unsafe_destructor)]
 
+#![deny(unused_imports, unused_variable)]
+
 #[phase(plugin, link)]
 extern crate log;
 
diff --git a/components/layout_traits/lib.rs b/components/layout_traits/lib.rs
index 612ba246e76..438afed3225 100644
--- a/components/layout_traits/lib.rs
+++ b/components/layout_traits/lib.rs
@@ -5,6 +5,8 @@
 #![comment = "The Servo Parallel Browser Project"]
 #![license = "MPL"]
 
+#![deny(unused_imports, unused_variable)]
+
 extern crate gfx;
 extern crate script_traits;
 extern crate servo_msg = "msg";
diff --git a/components/macros/lib.rs b/components/macros/lib.rs
index ec6b0ebed47..554d9833c98 100644
--- a/components/macros/lib.rs
+++ b/components/macros/lib.rs
@@ -4,6 +4,8 @@
 
 #![feature(macro_rules, plugin_registrar, quote, phase)]
 
+#![deny(unused_imports, unused_variable)]
+
 //! Exports macros for use in other Servo crates.
 
 extern crate syntax;
@@ -14,10 +16,9 @@ extern crate rustc;
 extern crate sync;
 
 use syntax::ast;
-use syntax::parse::token;
 use rustc::lint::{Context, LintPass, LintPassObject, LintArray};
 use rustc::plugin::Registry;
-use rustc::middle::ty::{expr_ty, get};
+use rustc::middle::ty::expr_ty;
 use rustc::middle::typeck::astconv::AstConv;
 use rustc::util::ppaux::Repr;
 
diff --git a/components/msg/lib.rs b/components/msg/lib.rs
index 129ce20ca5a..b2ddb8427b9 100644
--- a/components/msg/lib.rs
+++ b/components/msg/lib.rs
@@ -2,6 +2,8 @@
  * License, v. 2.0. If a copy of the MPL was not distributed with this
  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
 
+#![deny(unused_imports, unused_variable)]
+
 extern crate azure;
 extern crate geom;
 extern crate layers;
diff --git a/components/net/lib.rs b/components/net/lib.rs
index c4275944eff..bdf907e1c1b 100644
--- a/components/net/lib.rs
+++ b/components/net/lib.rs
@@ -4,6 +4,8 @@
 
 #![feature(default_type_params, globs, managed_boxes, phase)]
 
+#![deny(unused_imports, unused_variable)]
+
 extern crate debug;
 extern crate collections;
 extern crate geom;
diff --git a/components/script/lib.rs b/components/script/lib.rs
index 6e44b295968..275051435bd 100644
--- a/components/script/lib.rs
+++ b/components/script/lib.rs
@@ -7,12 +7,11 @@
 
 #![feature(globs, macro_rules, struct_variant, phase, unsafe_destructor)]
 
-#![feature(phase)]
+#![deny(unused_imports, unused_variable)]
+#![allow(non_snake_case_functions)]
 
 #![doc="The script crate contains all matters DOM."]
 
-#![allow(non_snake_case_functions)]
-
 #[phase(plugin, link)]
 extern crate log;
 
diff --git a/components/script_traits/lib.rs b/components/script_traits/lib.rs
index d98c1de0e8b..4cead079ff1 100644
--- a/components/script_traits/lib.rs
+++ b/components/script_traits/lib.rs
@@ -5,6 +5,8 @@
 #![comment = "The Servo Parallel Browser Project"]
 #![license = "MPL"]
 
+#![deny(unused_imports, unused_variable)]
+
 extern crate geom;
 extern crate servo_msg = "msg";
 extern crate servo_net = "net";
diff --git a/components/style/lib.rs b/components/style/lib.rs
index 6bf8b79e842..869905d4a3f 100644
--- a/components/style/lib.rs
+++ b/components/style/lib.rs
@@ -7,6 +7,8 @@
 
 #![feature(globs, macro_rules)]
 
+#![deny(unused_imports, unused_variable)]
+
 #![feature(phase)]
 #[phase(plugin, link)] extern crate log;
 
diff --git a/components/util/lib.rs b/components/util/lib.rs
index d05efb735b6..0d59b21124d 100644
--- a/components/util/lib.rs
+++ b/components/util/lib.rs
@@ -4,6 +4,8 @@
 
 #![feature(macro_rules,unsafe_destructor)]
 
+#![deny(unused_imports, unused_variable)]
+
 #![feature(phase)]
 #[phase(plugin, link)]
 extern crate log;