diff --git a/src/test/run-pass-fulldeps/ast_stmt_expr_attr.rs b/src/test/run-pass-fulldeps/ast_stmt_expr_attr.rs
index 6a706bdb9b2b..6ae06f2d5619 100644
--- a/src/test/run-pass-fulldeps/ast_stmt_expr_attr.rs
+++ b/src/test/run-pass-fulldeps/ast_stmt_expr_attr.rs
@@ -8,6 +8,7 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
+#![allow(unused_imports)]
 // ignore-cross-compile
 
 #![feature(rustc_private)]
diff --git a/src/test/run-pass-fulldeps/derive-no-std-not-supported.rs b/src/test/run-pass-fulldeps/derive-no-std-not-supported.rs
index a0747e0fbf59..1e42355f8342 100644
--- a/src/test/run-pass-fulldeps/derive-no-std-not-supported.rs
+++ b/src/test/run-pass-fulldeps/derive-no-std-not-supported.rs
@@ -8,6 +8,7 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
+#![allow(dead_code)]
 #![feature(rustc_private)]
 #![no_std]
 
diff --git a/src/test/run-pass-fulldeps/deriving-encodable-decodable-box.rs b/src/test/run-pass-fulldeps/deriving-encodable-decodable-box.rs
index 4c5b3259902e..6f86e42462ed 100644
--- a/src/test/run-pass-fulldeps/deriving-encodable-decodable-box.rs
+++ b/src/test/run-pass-fulldeps/deriving-encodable-decodable-box.rs
@@ -8,6 +8,7 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
+#![allow(unused_imports)]
 
 #![feature(box_syntax)]
 #![feature(rustc_private)]
diff --git a/src/test/run-pass-fulldeps/deriving-encodable-decodable-cell-refcell.rs b/src/test/run-pass-fulldeps/deriving-encodable-decodable-cell-refcell.rs
index 6e5eb86c5841..15a007f32be9 100644
--- a/src/test/run-pass-fulldeps/deriving-encodable-decodable-cell-refcell.rs
+++ b/src/test/run-pass-fulldeps/deriving-encodable-decodable-cell-refcell.rs
@@ -8,6 +8,7 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
+#![allow(unused_imports)]
 // This briefly tests the capability of `Cell` and `RefCell` to implement the
 // `Encodable` and `Decodable` traits via `#[derive(Encodable, Decodable)]`
 
diff --git a/src/test/run-pass-fulldeps/deriving-hygiene.rs b/src/test/run-pass-fulldeps/deriving-hygiene.rs
index 532f24565997..b718d778d210 100644
--- a/src/test/run-pass-fulldeps/deriving-hygiene.rs
+++ b/src/test/run-pass-fulldeps/deriving-hygiene.rs
@@ -8,6 +8,7 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
+#![allow(non_upper_case_globals)]
 #![feature(rustc_private)]
 extern crate serialize;
 
diff --git a/src/test/run-pass-fulldeps/dropck_tarena_sound_drop.rs b/src/test/run-pass-fulldeps/dropck_tarena_sound_drop.rs
index db30bfbf7479..48f541887967 100644
--- a/src/test/run-pass-fulldeps/dropck_tarena_sound_drop.rs
+++ b/src/test/run-pass-fulldeps/dropck_tarena_sound_drop.rs
@@ -8,6 +8,7 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
+#![allow(unknown_lints)]
 // Check that an arena (TypedArena) can carry elements whose drop
 // methods might access borrowed data, as long as the borrowed data
 // has lifetime that strictly outlives the arena itself.
diff --git a/src/test/run-pass-fulldeps/issue-11881.rs b/src/test/run-pass-fulldeps/issue-11881.rs
index 4f419e70074f..d9edddccd4b2 100644
--- a/src/test/run-pass-fulldeps/issue-11881.rs
+++ b/src/test/run-pass-fulldeps/issue-11881.rs
@@ -8,6 +8,9 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
+#![allow(unused_must_use)]
+#![allow(dead_code)]
+#![allow(unused_imports)]
 
 #![feature(rustc_private)]
 
diff --git a/src/test/run-pass-fulldeps/issue-14021.rs b/src/test/run-pass-fulldeps/issue-14021.rs
index 907967d115d5..01fe77da0aa3 100644
--- a/src/test/run-pass-fulldeps/issue-14021.rs
+++ b/src/test/run-pass-fulldeps/issue-14021.rs
@@ -8,6 +8,8 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
+#![allow(unused_mut)]
+#![allow(unused_imports)]
 #![feature(rustc_private)]
 
 extern crate serialize;
diff --git a/src/test/run-pass-fulldeps/issue-15149.rs b/src/test/run-pass-fulldeps/issue-15149.rs
index 15ac1d55cc8c..362aeabd60ee 100644
--- a/src/test/run-pass-fulldeps/issue-15149.rs
+++ b/src/test/run-pass-fulldeps/issue-15149.rs
@@ -8,6 +8,7 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
+#![allow(unused_variables)]
 // no-prefer-dynamic
 // ignore-cross-compile
 
diff --git a/src/test/run-pass-fulldeps/issue-15924.rs b/src/test/run-pass-fulldeps/issue-15924.rs
index 0c208773884d..717a35707b41 100644
--- a/src/test/run-pass-fulldeps/issue-15924.rs
+++ b/src/test/run-pass-fulldeps/issue-15924.rs
@@ -8,6 +8,8 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
+#![allow(unused_imports)]
+#![allow(unused_must_use)]
 // pretty-expanded FIXME #23616
 
 #![feature(rustc_private)]
diff --git a/src/test/run-pass-fulldeps/issue-18763-quote-token-tree.rs b/src/test/run-pass-fulldeps/issue-18763-quote-token-tree.rs
index 03311d76e46d..016f61395295 100644
--- a/src/test/run-pass-fulldeps/issue-18763-quote-token-tree.rs
+++ b/src/test/run-pass-fulldeps/issue-18763-quote-token-tree.rs
@@ -8,6 +8,8 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
+#![allow(dead_code)]
+#![allow(unused_imports)]
 // ignore-cross-compile
 #![feature(quote, rustc_private)]
 
diff --git a/src/test/run-pass-fulldeps/issue-24972.rs b/src/test/run-pass-fulldeps/issue-24972.rs
index ae7eb84d3e8e..6abdf98bb384 100644
--- a/src/test/run-pass-fulldeps/issue-24972.rs
+++ b/src/test/run-pass-fulldeps/issue-24972.rs
@@ -8,6 +8,7 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
+#![allow(dead_code)]
 #![feature(rustc_private)]
 
 extern crate serialize;
diff --git a/src/test/run-pass-fulldeps/issue-2804.rs b/src/test/run-pass-fulldeps/issue-2804.rs
index f999d2d0ed99..2e1104afae03 100644
--- a/src/test/run-pass-fulldeps/issue-2804.rs
+++ b/src/test/run-pass-fulldeps/issue-2804.rs
@@ -8,6 +8,8 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
+#![allow(non_camel_case_types)]
+#![allow(dead_code)]
 #![feature(rustc_private)]
 
 extern crate serialize;
diff --git a/src/test/run-pass-fulldeps/issue-4016.rs b/src/test/run-pass-fulldeps/issue-4016.rs
index bc3fa162e02b..2d72b42a5bd7 100644
--- a/src/test/run-pass-fulldeps/issue-4016.rs
+++ b/src/test/run-pass-fulldeps/issue-4016.rs
@@ -8,6 +8,7 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
+#![allow(dead_code)]
 
 #![feature(rustc_private)]
 
diff --git a/src/test/run-pass-fulldeps/issue-40663.rs b/src/test/run-pass-fulldeps/issue-40663.rs
index 8cb9dc4a1b6e..8633e906082c 100644
--- a/src/test/run-pass-fulldeps/issue-40663.rs
+++ b/src/test/run-pass-fulldeps/issue-40663.rs
@@ -8,6 +8,7 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
+#![allow(dead_code)]
 // aux-build:custom_derive_plugin.rs
 // ignore-stage1
 
diff --git a/src/test/run-pass-fulldeps/macro-crate-multi-decorator-literals.rs b/src/test/run-pass-fulldeps/macro-crate-multi-decorator-literals.rs
index 86d7cd54d973..5d00b5944346 100644
--- a/src/test/run-pass-fulldeps/macro-crate-multi-decorator-literals.rs
+++ b/src/test/run-pass-fulldeps/macro-crate-multi-decorator-literals.rs
@@ -8,6 +8,8 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
+#![allow(plugin_as_library)]
+#![allow(unused_imports)]
 // aux-build:macro_crate_test.rs
 // ignore-stage1
 
diff --git a/src/test/run-pass-fulldeps/macro-crate-multi-decorator.rs b/src/test/run-pass-fulldeps/macro-crate-multi-decorator.rs
index 9245e85edd6d..6e8314b96809 100644
--- a/src/test/run-pass-fulldeps/macro-crate-multi-decorator.rs
+++ b/src/test/run-pass-fulldeps/macro-crate-multi-decorator.rs
@@ -8,6 +8,10 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
+#![allow(plugin_as_library)]
+#![allow(dead_code)]
+#![allow(unused_variables)]
+#![allow(unused_imports)]
 // aux-build:macro_crate_test.rs
 // ignore-stage1
 
diff --git a/src/test/run-pass-fulldeps/macro-crate.rs b/src/test/run-pass-fulldeps/macro-crate.rs
index 06f78b10e5e9..c3e7787cf7f3 100644
--- a/src/test/run-pass-fulldeps/macro-crate.rs
+++ b/src/test/run-pass-fulldeps/macro-crate.rs
@@ -8,6 +8,8 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
+#![allow(plugin_as_library)]
+#![allow(dead_code)]
 // aux-build:macro_crate_test.rs
 // ignore-stage1
 
diff --git a/src/test/run-pass-fulldeps/macro-quote-cond.rs b/src/test/run-pass-fulldeps/macro-quote-cond.rs
index 3eb7e8cc9a46..4c36f097ec11 100644
--- a/src/test/run-pass-fulldeps/macro-quote-cond.rs
+++ b/src/test/run-pass-fulldeps/macro-quote-cond.rs
@@ -8,6 +8,7 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
+#![allow(unused_parens)]
 // aux-build:cond_plugin.rs
 // ignore-stage1
 
diff --git a/src/test/run-pass-fulldeps/proc-macro/call-site.rs b/src/test/run-pass-fulldeps/proc-macro/call-site.rs
index dfe97eb587cf..9d2120e6764f 100644
--- a/src/test/run-pass-fulldeps/proc-macro/call-site.rs
+++ b/src/test/run-pass-fulldeps/proc-macro/call-site.rs
@@ -8,6 +8,8 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
+#![allow(unused_variables)]
+#![allow(unused_imports)]
 // aux-build:call-site.rs
 // ignore-stage1
 
diff --git a/src/test/run-pass-fulldeps/proc-macro/derive-attr-cfg.rs b/src/test/run-pass-fulldeps/proc-macro/derive-attr-cfg.rs
index 93023f8f8edf..e7e8b3d665ea 100644
--- a/src/test/run-pass-fulldeps/proc-macro/derive-attr-cfg.rs
+++ b/src/test/run-pass-fulldeps/proc-macro/derive-attr-cfg.rs
@@ -8,6 +8,7 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
+#![allow(dead_code)]
 // aux-build:derive-attr-cfg.rs
 // ignore-stage1
 
diff --git a/src/test/run-pass-fulldeps/proc-macro/derive-same-struct.rs b/src/test/run-pass-fulldeps/proc-macro/derive-same-struct.rs
index ba5a639a759c..64ad57107c7b 100644
--- a/src/test/run-pass-fulldeps/proc-macro/derive-same-struct.rs
+++ b/src/test/run-pass-fulldeps/proc-macro/derive-same-struct.rs
@@ -8,6 +8,8 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
+#![allow(path_statements)]
+#![allow(dead_code)]
 // aux-build:derive-same-struct.rs
 // ignore-stage1
 
diff --git a/src/test/run-pass-fulldeps/proc-macro/derive-two-attrs.rs b/src/test/run-pass-fulldeps/proc-macro/derive-two-attrs.rs
index 0df0288216ef..9c2ba481f5e9 100644
--- a/src/test/run-pass-fulldeps/proc-macro/derive-two-attrs.rs
+++ b/src/test/run-pass-fulldeps/proc-macro/derive-two-attrs.rs
@@ -8,6 +8,7 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
+#![allow(dead_code)]
 // aux-build:derive-two-attrs.rs
 
 extern crate derive_two_attrs as foo;
diff --git a/src/test/run-pass-fulldeps/proc-macro/derive-union.rs b/src/test/run-pass-fulldeps/proc-macro/derive-union.rs
index 71807e21d962..298a652aacce 100644
--- a/src/test/run-pass-fulldeps/proc-macro/derive-union.rs
+++ b/src/test/run-pass-fulldeps/proc-macro/derive-union.rs
@@ -8,6 +8,7 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
+#![allow(unused_variables)]
 // aux-build:derive-union.rs
 // ignore-stage1
 
diff --git a/src/test/run-pass-fulldeps/proc-macro/empty-crate.rs b/src/test/run-pass-fulldeps/proc-macro/empty-crate.rs
index 38a2716aee77..2b0a57dafefc 100644
--- a/src/test/run-pass-fulldeps/proc-macro/empty-crate.rs
+++ b/src/test/run-pass-fulldeps/proc-macro/empty-crate.rs
@@ -8,6 +8,7 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
+#![allow(unused_imports)]
 // aux-build:empty-crate.rs
 // ignore-stage1
 
diff --git a/src/test/run-pass-fulldeps/proc-macro/hygiene_example.rs b/src/test/run-pass-fulldeps/proc-macro/hygiene_example.rs
index 579e8c337733..2d15b4e60b42 100644
--- a/src/test/run-pass-fulldeps/proc-macro/hygiene_example.rs
+++ b/src/test/run-pass-fulldeps/proc-macro/hygiene_example.rs
@@ -8,6 +8,7 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
+#![allow(unused_macros)]
 // aux-build:hygiene_example_codegen.rs
 // aux-build:hygiene_example.rs
 // ignore-stage1
diff --git a/src/test/run-pass-fulldeps/proc-macro/issue-39889.rs b/src/test/run-pass-fulldeps/proc-macro/issue-39889.rs
index 3fc7446815eb..f72210926010 100644
--- a/src/test/run-pass-fulldeps/proc-macro/issue-39889.rs
+++ b/src/test/run-pass-fulldeps/proc-macro/issue-39889.rs
@@ -8,6 +8,7 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
+#![allow(dead_code)]
 // aux-build:issue-39889.rs
 // ignore-stage1
 
diff --git a/src/test/run-pass-fulldeps/proc-macro/issue-50061.rs b/src/test/run-pass-fulldeps/proc-macro/issue-50061.rs
index 410faaeb3eea..046591665750 100644
--- a/src/test/run-pass-fulldeps/proc-macro/issue-50061.rs
+++ b/src/test/run-pass-fulldeps/proc-macro/issue-50061.rs
@@ -8,6 +8,7 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
+#![allow(path_statements)]
 // aux-build:issue-50061.rs
 // ignore-stage1
 
diff --git a/src/test/run-pass-fulldeps/proc-macro/lifetimes.rs b/src/test/run-pass-fulldeps/proc-macro/lifetimes.rs
index c73441e30e6d..79d6d27dc598 100644
--- a/src/test/run-pass-fulldeps/proc-macro/lifetimes.rs
+++ b/src/test/run-pass-fulldeps/proc-macro/lifetimes.rs
@@ -8,6 +8,7 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
+#![allow(unused_variables)]
 // aux-build:lifetimes.rs
 // ignore-stage1
 
diff --git a/src/test/run-pass-fulldeps/proc-macro/load-two.rs b/src/test/run-pass-fulldeps/proc-macro/load-two.rs
index 67c123778147..cf1e076f270b 100644
--- a/src/test/run-pass-fulldeps/proc-macro/load-two.rs
+++ b/src/test/run-pass-fulldeps/proc-macro/load-two.rs
@@ -8,6 +8,8 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
+#![allow(path_statements)]
+#![allow(dead_code)]
 // aux-build:derive-atob.rs
 // aux-build:derive-ctod.rs
 // ignore-stage1
diff --git a/src/test/run-pass-fulldeps/proc-macro/smoke.rs b/src/test/run-pass-fulldeps/proc-macro/smoke.rs
index 54d651df1f9a..49011e19a513 100644
--- a/src/test/run-pass-fulldeps/proc-macro/smoke.rs
+++ b/src/test/run-pass-fulldeps/proc-macro/smoke.rs
@@ -8,6 +8,8 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
+#![allow(unused_must_use)]
+#![allow(path_statements)]
 // aux-build:derive-a.rs
 // ignore-stage1
 
diff --git a/src/test/run-pass-fulldeps/proc-macro/struct-field-macro.rs b/src/test/run-pass-fulldeps/proc-macro/struct-field-macro.rs
index c9056e08d442..db52aa5d3a62 100644
--- a/src/test/run-pass-fulldeps/proc-macro/struct-field-macro.rs
+++ b/src/test/run-pass-fulldeps/proc-macro/struct-field-macro.rs
@@ -8,6 +8,7 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
+#![allow(dead_code)]
 // aux-build:derive-nothing.rs
 // ignore-stage1
 
diff --git a/src/test/run-pass-fulldeps/qquote.rs b/src/test/run-pass-fulldeps/qquote.rs
index 55fed8693a06..ec12ad17e8f8 100644
--- a/src/test/run-pass-fulldeps/qquote.rs
+++ b/src/test/run-pass-fulldeps/qquote.rs
@@ -8,6 +8,7 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
+#![allow(unused_imports)]
 // ignore-cross-compile
 
 #![feature(quote, rustc_private)]
diff --git a/src/test/run-pass-fulldeps/quote-tokens.rs b/src/test/run-pass-fulldeps/quote-tokens.rs
index 8e6a69cb5847..7f46e0928a2f 100644
--- a/src/test/run-pass-fulldeps/quote-tokens.rs
+++ b/src/test/run-pass-fulldeps/quote-tokens.rs
@@ -8,6 +8,9 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
+#![allow(dead_code)]
+#![allow(unused_variables)]
+#![allow(unused_imports)]
 // ignore-cross-compile
 #![feature(quote, rustc_private)]
 
diff --git a/src/test/run-pass-fulldeps/quote-unused-sp-no-warning.rs b/src/test/run-pass-fulldeps/quote-unused-sp-no-warning.rs
index d3be1ddcb8c3..7e85becfc3c6 100644
--- a/src/test/run-pass-fulldeps/quote-unused-sp-no-warning.rs
+++ b/src/test/run-pass-fulldeps/quote-unused-sp-no-warning.rs
@@ -8,6 +8,7 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
+#![allow(dead_code)]
 // ignore-cross-compile
 #![feature(quote, rustc_private)]
 #![deny(unused_variables)]
diff --git a/src/test/run-pass-fulldeps/regions-mock-tcx.rs b/src/test/run-pass-fulldeps/regions-mock-tcx.rs
index 670f5380d81f..013c331d0fd3 100644
--- a/src/test/run-pass-fulldeps/regions-mock-tcx.rs
+++ b/src/test/run-pass-fulldeps/regions-mock-tcx.rs
@@ -8,6 +8,8 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
+#![allow(dead_code)]
+#![allow(unused_imports)]
 
 // Test a sample usage pattern for regions. Makes use of the
 // following features:
diff --git a/src/test/run-pass-fulldeps/rename-directory.rs b/src/test/run-pass-fulldeps/rename-directory.rs
index 417707e89322..099f3e58c6c9 100644
--- a/src/test/run-pass-fulldeps/rename-directory.rs
+++ b/src/test/run-pass-fulldeps/rename-directory.rs
@@ -8,6 +8,8 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
+#![allow(unused_must_use)]
+#![allow(unused_imports)]
 // This test can't be a unit test in std,
 // because it needs TempDir, which is in extra