check that adding infer-outlives requirement to all crates works

48 files changed, 48 insertions, 0 deletions

diff --git a/src/liballoc/lib.rs b/src/liballoc/lib.rs
index bcdfd8c9aa5..18d8cd773eb 100644
--- a/src/liballoc/lib.rs
+++ b/src/liballoc/lib.rs
@@ -77,6 +77,7 @@
 #![cfg_attr(not(test), feature(fn_traits))]
 #![cfg_attr(not(test), feature(generator_trait))]
 #![cfg_attr(not(stage0), feature(nll))]
+#![cfg_attr(not(stage0), feature(infer_outlives_requirements))]
 #![cfg_attr(test, feature(test))]
 
 #![feature(allocator_api)]
diff --git a/src/liballoc_jemalloc/lib.rs b/src/liballoc_jemalloc/lib.rs
index 480a24b9bd1..cfc8ef8e9e3 100644
--- a/src/liballoc_jemalloc/lib.rs
+++ b/src/liballoc_jemalloc/lib.rs
@@ -17,6 +17,7 @@
 #![feature(libc)]
 #![feature(linkage)]
 #![cfg_attr(not(stage0), feature(nll))]
+#![cfg_attr(not(stage0), feature(infer_outlives_requirements))]
 #![feature(staged_api)]
 #![feature(rustc_attrs)]
 #![cfg_attr(dummy_jemalloc, allow(dead_code, unused_extern_crates))]
diff --git a/src/liballoc_system/lib.rs b/src/liballoc_system/lib.rs
index 753b6a5e292..ffab9e8e4af 100644
--- a/src/liballoc_system/lib.rs
+++ b/src/liballoc_system/lib.rs
@@ -18,6 +18,7 @@
 #![feature(allocator_api)]
 #![feature(core_intrinsics)]
 #![cfg_attr(not(stage0), feature(nll))]
+#![cfg_attr(not(stage0), feature(infer_outlives_requirements))]
 #![feature(staged_api)]
 #![feature(rustc_attrs)]
 #![cfg_attr(any(unix, target_os = "cloudabi", target_os = "redox"), feature(libc))]
diff --git a/src/libarena/lib.rs b/src/libarena/lib.rs
index 6ad703180c2..5cb8975e9ce 100644
--- a/src/libarena/lib.rs
+++ b/src/libarena/lib.rs
@@ -27,6 +27,7 @@
 #![feature(core_intrinsics)]
 #![feature(dropck_eyepatch)]
 #![cfg_attr(not(stage0), feature(nll))]
+#![cfg_attr(not(stage0), feature(infer_outlives_requirements))]
 #![feature(raw_vec_internals)]
 #![cfg_attr(test, feature(test))]
 
diff --git a/src/libcore/lib.rs b/src/libcore/lib.rs
index e85bf1dfcad..05a1bcb4268 100644
--- a/src/libcore/lib.rs
+++ b/src/libcore/lib.rs
@@ -93,6 +93,7 @@
 #![feature(link_llvm_intrinsics)]
 #![feature(never_type)]
 #![cfg_attr(not(stage0), feature(nll))]
+#![cfg_attr(not(stage0), feature(infer_outlives_requirements))]
 #![feature(exhaustive_patterns)]
 #![feature(macro_at_most_once_rep)]
 #![feature(no_core)]
diff --git a/src/libfmt_macros/lib.rs b/src/libfmt_macros/lib.rs
index 1bac6d22d37..3720100700c 100644
--- a/src/libfmt_macros/lib.rs
+++ b/src/libfmt_macros/lib.rs
@@ -21,6 +21,7 @@
        test(attr(deny(warnings))))]
 
 #![cfg_attr(not(stage0), feature(nll))]
+#![cfg_attr(not(stage0), feature(infer_outlives_requirements))]
 
 pub use self::Piece::*;
 pub use self::Position::*;
diff --git a/src/libgraphviz/lib.rs b/src/libgraphviz/lib.rs
index 9fa48adebdf..5a0c983b521 100644
--- a/src/libgraphviz/lib.rs
+++ b/src/libgraphviz/lib.rs
@@ -289,6 +289,7 @@
        test(attr(allow(unused_variables), deny(warnings))))]
 
 #![cfg_attr(not(stage0), feature(nll))]
+#![cfg_attr(not(stage0), feature(infer_outlives_requirements))]
 #![feature(str_escape)]
 
 use self::LabelText::*;
diff --git a/src/libpanic_abort/lib.rs b/src/libpanic_abort/lib.rs
index da568fae70e..9d88ebc55d6 100644
--- a/src/libpanic_abort/lib.rs
+++ b/src/libpanic_abort/lib.rs
@@ -25,6 +25,7 @@
 #![feature(core_intrinsics)]
 #![feature(libc)]
 #![cfg_attr(not(stage0), feature(nll))]
+#![cfg_attr(not(stage0), feature(infer_outlives_requirements))]
 #![feature(panic_runtime)]
 #![feature(staged_api)]
 #![feature(rustc_attrs)]
diff --git a/src/libpanic_unwind/lib.rs b/src/libpanic_unwind/lib.rs
index 9c3fc76c307..3368790b3f7 100644
--- a/src/libpanic_unwind/lib.rs
+++ b/src/libpanic_unwind/lib.rs
@@ -35,6 +35,7 @@
 #![feature(lang_items)]
 #![feature(libc)]
 #![cfg_attr(not(stage0), feature(nll))]
+#![cfg_attr(not(stage0), feature(infer_outlives_requirements))]
 #![feature(panic_unwind)]
 #![feature(raw)]
 #![feature(staged_api)]
diff --git a/src/libproc_macro/lib.rs b/src/libproc_macro/lib.rs
index 656819880b1..8c667d2f871 100644
--- a/src/libproc_macro/lib.rs
+++ b/src/libproc_macro/lib.rs
@@ -32,6 +32,7 @@
        test(attr(allow(dead_code, deprecated, unused_variables, unused_mut))))]
 
 #![cfg_attr(not(stage0), feature(nll))]
+#![cfg_attr(not(stage0), feature(infer_outlives_requirements))]
 #![feature(rustc_private)]
 #![feature(staged_api)]
 #![feature(lang_items)]
diff --git a/src/libprofiler_builtins/lib.rs b/src/libprofiler_builtins/lib.rs
index a85593253b1..00dd87022c2 100644
--- a/src/libprofiler_builtins/lib.rs
+++ b/src/libprofiler_builtins/lib.rs
@@ -16,4 +16,5 @@
             issue = "0")]
 #![allow(unused_features)]
 #![cfg_attr(not(stage0), feature(nll))]
+#![cfg_attr(not(stage0), feature(infer_outlives_requirements))]
 #![feature(staged_api)]
diff --git a/src/librustc/lib.rs b/src/librustc/lib.rs
index d43ebf8d415..d4caf988313 100644
--- a/src/librustc/lib.rs
+++ b/src/librustc/lib.rs
@@ -52,6 +52,7 @@
 #![feature(exhaustive_patterns)]
 #![feature(extern_types)]
 #![cfg_attr(not(stage0), feature(nll))]
+#![cfg_attr(not(stage0), feature(infer_outlives_requirements))]
 #![feature(non_exhaustive)]
 #![feature(proc_macro_internals)]
 #![feature(quote)]
diff --git a/src/librustc_allocator/lib.rs b/src/librustc_allocator/lib.rs
index 2a3404ee830..44fbcade6bc 100644
--- a/src/librustc_allocator/lib.rs
+++ b/src/librustc_allocator/lib.rs
@@ -9,6 +9,7 @@
 // except according to those terms.
 
 #![cfg_attr(not(stage0), feature(nll))]
+#![cfg_attr(not(stage0), feature(infer_outlives_requirements))]
 #![feature(rustc_private)]
 
 #[macro_use] extern crate log;
diff --git a/src/librustc_apfloat/lib.rs b/src/librustc_apfloat/lib.rs
index d6e821d427d..c3c32ba7d5b 100644
--- a/src/librustc_apfloat/lib.rs
+++ b/src/librustc_apfloat/lib.rs
@@ -46,6 +46,7 @@
 #![forbid(unsafe_code)]
 
 #![cfg_attr(not(stage0), feature(nll))]
+#![cfg_attr(not(stage0), feature(infer_outlives_requirements))]
 #![feature(try_from)]
 // See librustc_cratesio_shim/Cargo.toml for a comment explaining this.
 #[allow(unused_extern_crates)]
diff --git a/src/librustc_asan/lib.rs b/src/librustc_asan/lib.rs
index b3ba86ad8a4..ed8fd305977 100644
--- a/src/librustc_asan/lib.rs
+++ b/src/librustc_asan/lib.rs
@@ -11,6 +11,7 @@
 #![sanitizer_runtime]
 #![feature(alloc_system)]
 #![cfg_attr(not(stage0), feature(nll))]
+#![cfg_attr(not(stage0), feature(infer_outlives_requirements))]
 #![feature(sanitizer_runtime)]
 #![feature(staged_api)]
 #![no_std]
diff --git a/src/librustc_borrowck/lib.rs b/src/librustc_borrowck/lib.rs
index 16da8c8a3b8..edd837e9401 100644
--- a/src/librustc_borrowck/lib.rs
+++ b/src/librustc_borrowck/lib.rs
@@ -15,6 +15,7 @@
 #![allow(non_camel_case_types)]
 
 #![cfg_attr(not(stage0), feature(nll))]
+#![cfg_attr(not(stage0), feature(infer_outlives_requirements))]
 #![feature(quote)]
 
 #![recursion_limit="256"]
diff --git a/src/librustc_codegen_llvm/lib.rs b/src/librustc_codegen_llvm/lib.rs
index 03a2e0a82cf..31eeb5633fb 100644
--- a/src/librustc_codegen_llvm/lib.rs
+++ b/src/librustc_codegen_llvm/lib.rs
@@ -27,6 +27,7 @@
 #![allow(unused_attributes)]
 #![feature(libc)]
 #![cfg_attr(not(stage0), feature(nll))]
+#![cfg_attr(not(stage0), feature(infer_outlives_requirements))]
 #![feature(quote)]
 #![feature(range_contains)]
 #![feature(rustc_diagnostic_macros)]
diff --git a/src/librustc_codegen_utils/lib.rs b/src/librustc_codegen_utils/lib.rs
index 635819e94e8..45db22ec6da 100644
--- a/src/librustc_codegen_utils/lib.rs
+++ b/src/librustc_codegen_utils/lib.rs
@@ -20,6 +20,7 @@
 #![feature(box_syntax)]
 #![feature(custom_attribute)]
 #![cfg_attr(not(stage0), feature(nll))]
+#![cfg_attr(not(stage0), feature(infer_outlives_requirements))]
 #![allow(unused_attributes)]
 #![feature(quote)]
 #![feature(rustc_diagnostic_macros)]
diff --git a/src/librustc_cratesio_shim/src/lib.rs b/src/librustc_cratesio_shim/src/lib.rs
index 39087c5f746..481f2f54c5e 100644
--- a/src/librustc_cratesio_shim/src/lib.rs
+++ b/src/librustc_cratesio_shim/src/lib.rs
@@ -12,6 +12,7 @@
 #![allow(unused_extern_crates)]
 
 #![cfg_attr(not(stage0), feature(nll))]
+#![cfg_attr(not(stage0), feature(infer_outlives_requirements))]
 
 extern crate bitflags;
 extern crate log;
diff --git a/src/librustc_data_structures/lib.rs b/src/librustc_data_structures/lib.rs
index 1eef7870c01..533b7f5e0af 100644
--- a/src/librustc_data_structures/lib.rs
+++ b/src/librustc_data_structures/lib.rs
@@ -27,6 +27,7 @@
 #![feature(optin_builtin_traits)]
 #![cfg_attr(stage0, feature(macro_vis_matcher))]
 #![cfg_attr(not(stage0), feature(nll))]
+#![cfg_attr(not(stage0), feature(infer_outlives_requirements))]
 #![feature(allow_internal_unstable)]
 #![feature(vec_resize_with)]
 
diff --git a/src/librustc_driver/lib.rs b/src/librustc_driver/lib.rs
index f88c619bf77..164bf01b0d7 100644
--- a/src/librustc_driver/lib.rs
+++ b/src/librustc_driver/lib.rs
@@ -21,6 +21,7 @@
 #![feature(box_syntax)]
 #![cfg_attr(unix, feature(libc))]
 #![cfg_attr(not(stage0), feature(nll))]
+#![cfg_attr(not(stage0), feature(infer_outlives_requirements))]
 #![feature(option_replace)]
 #![feature(quote)]
 #![feature(rustc_diagnostic_macros)]
diff --git a/src/librustc_errors/lib.rs b/src/librustc_errors/lib.rs
index 3582c2359c8..d31db4b2d00 100644
--- a/src/librustc_errors/lib.rs
+++ b/src/librustc_errors/lib.rs
@@ -17,6 +17,7 @@
 #![feature(range_contains)]
 #![cfg_attr(unix, feature(libc))]
 #![cfg_attr(not(stage0), feature(nll))]
+#![cfg_attr(not(stage0), feature(infer_outlives_requirements))]
 #![feature(optin_builtin_traits)]
 
 extern crate atty;
diff --git a/src/librustc_incremental/lib.rs b/src/librustc_incremental/lib.rs
index ad8714fa4d5..e100b49c7f2 100644
--- a/src/librustc_incremental/lib.rs
+++ b/src/librustc_incremental/lib.rs
@@ -15,6 +15,7 @@
       html_root_url = "https://doc.rust-lang.org/nightly/")]
 
 #![cfg_attr(not(stage0), feature(nll))]
+#![cfg_attr(not(stage0), feature(infer_outlives_requirements))]
 #![feature(specialization)]
 
 #![recursion_limit="256"]
diff --git a/src/librustc_lint/lib.rs b/src/librustc_lint/lib.rs
index 15eb4730c1d..d135f09a62b 100644
--- a/src/librustc_lint/lib.rs
+++ b/src/librustc_lint/lib.rs
@@ -28,6 +28,7 @@
 #![feature(box_syntax)]
 #![cfg_attr(stage0, feature(macro_vis_matcher))]
 #![cfg_attr(not(stage0), feature(nll))]
+#![cfg_attr(not(stage0), feature(infer_outlives_requirements))]
 #![feature(quote)]
 #![feature(rustc_diagnostic_macros)]
 #![feature(macro_at_most_once_rep)]
diff --git a/src/librustc_llvm/lib.rs b/src/librustc_llvm/lib.rs
index 387660473a8..13605e993a5 100644
--- a/src/librustc_llvm/lib.rs
+++ b/src/librustc_llvm/lib.rs
@@ -9,6 +9,7 @@
 // except according to those terms.
 
 #![cfg_attr(not(stage0), feature(nll))]
+#![cfg_attr(not(stage0), feature(infer_outlives_requirements))]
 #![feature(static_nobundle)]
 
 #![doc(html_logo_url = "https://www.rust-lang.org/logos/rust-logo-128x128-blk-v2.png",
diff --git a/src/librustc_lsan/lib.rs b/src/librustc_lsan/lib.rs
index b3ba86ad8a4..ed8fd305977 100644
--- a/src/librustc_lsan/lib.rs
+++ b/src/librustc_lsan/lib.rs
@@ -11,6 +11,7 @@
 #![sanitizer_runtime]
 #![feature(alloc_system)]
 #![cfg_attr(not(stage0), feature(nll))]
+#![cfg_attr(not(stage0), feature(infer_outlives_requirements))]
 #![feature(sanitizer_runtime)]
 #![feature(staged_api)]
 #![no_std]
diff --git a/src/librustc_metadata/lib.rs b/src/librustc_metadata/lib.rs
index a3591b2415a..19c59a8ccbc 100644
--- a/src/librustc_metadata/lib.rs
+++ b/src/librustc_metadata/lib.rs
@@ -16,6 +16,7 @@
 #![feature(libc)]
 #![feature(macro_at_most_once_rep)]
 #![cfg_attr(not(stage0), feature(nll))]
+#![cfg_attr(not(stage0), feature(infer_outlives_requirements))]
 #![feature(proc_macro_internals)]
 #![feature(proc_macro_quote)]
 #![feature(quote)]
diff --git a/src/librustc_mir/lib.rs b/src/librustc_mir/lib.rs
index 617efed31d9..a8fa69fb471 100644
--- a/src/librustc_mir/lib.rs
+++ b/src/librustc_mir/lib.rs
@@ -15,6 +15,7 @@ Rust MIR: a lowered representation of Rust. Also: an experiment!
 */
 
 #![cfg_attr(not(stage0), feature(nll))]
+#![cfg_attr(not(stage0), feature(infer_outlives_requirements))]
 #![feature(infer_outlives_requirements)]
 #![feature(in_band_lifetimes)]
 #![feature(slice_patterns)]
diff --git a/src/librustc_msan/lib.rs b/src/librustc_msan/lib.rs
index b3ba86ad8a4..ed8fd305977 100644
--- a/src/librustc_msan/lib.rs
+++ b/src/librustc_msan/lib.rs
@@ -11,6 +11,7 @@
 #![sanitizer_runtime]
 #![feature(alloc_system)]
 #![cfg_attr(not(stage0), feature(nll))]
+#![cfg_attr(not(stage0), feature(infer_outlives_requirements))]
 #![feature(sanitizer_runtime)]
 #![feature(staged_api)]
 #![no_std]
diff --git a/src/librustc_passes/lib.rs b/src/librustc_passes/lib.rs
index d62cb00923f..94ea229cbd9 100644
--- a/src/librustc_passes/lib.rs
+++ b/src/librustc_passes/lib.rs
@@ -19,6 +19,7 @@
        html_root_url = "https://doc.rust-lang.org/nightly/")]
 
 #![cfg_attr(not(stage0), feature(nll))]
+#![cfg_attr(not(stage0), feature(infer_outlives_requirements))]
 #![feature(rustc_diagnostic_macros)]
 
 #[macro_use]
diff --git a/src/librustc_platform_intrinsics/lib.rs b/src/librustc_platform_intrinsics/lib.rs
index d41f4cd61f7..62405150cd2 100644
--- a/src/librustc_platform_intrinsics/lib.rs
+++ b/src/librustc_platform_intrinsics/lib.rs
@@ -11,6 +11,7 @@
 #![allow(bad_style)]
 
 #![cfg_attr(not(stage0), feature(nll))]
+#![cfg_attr(not(stage0), feature(infer_outlives_requirements))]
 
 pub struct Intrinsic {
     pub inputs: &'static [&'static Type],
diff --git a/src/librustc_plugin/lib.rs b/src/librustc_plugin/lib.rs
index 67f53a67313..5b562666385 100644
--- a/src/librustc_plugin/lib.rs
+++ b/src/librustc_plugin/lib.rs
@@ -65,6 +65,7 @@
        html_root_url = "https://doc.rust-lang.org/nightly/")]
 
 #![cfg_attr(not(stage0), feature(nll))]
+#![cfg_attr(not(stage0), feature(infer_outlives_requirements))]
 #![feature(rustc_diagnostic_macros)]
 
 #[macro_use] extern crate syntax;
diff --git a/src/librustc_privacy/lib.rs b/src/librustc_privacy/lib.rs
index dd536d673cf..d7ad91ec203 100644
--- a/src/librustc_privacy/lib.rs
+++ b/src/librustc_privacy/lib.rs
@@ -13,6 +13,7 @@
        html_root_url = "https://doc.rust-lang.org/nightly/")]
 
 #![cfg_attr(not(stage0), feature(nll))]
+#![cfg_attr(not(stage0), feature(infer_outlives_requirements))]
 #![feature(rustc_diagnostic_macros)]
 
 #![recursion_limit="256"]
diff --git a/src/librustc_resolve/lib.rs b/src/librustc_resolve/lib.rs
index 3241459f64f..d7287812118 100644
--- a/src/librustc_resolve/lib.rs
+++ b/src/librustc_resolve/lib.rs
@@ -14,6 +14,7 @@
 
 #![feature(crate_visibility_modifier)]
 #![cfg_attr(not(stage0), feature(nll))]
+#![cfg_attr(not(stage0), feature(infer_outlives_requirements))]
 #![feature(rustc_diagnostic_macros)]
 #![feature(slice_sort_by_cached_key)]
 
diff --git a/src/librustc_save_analysis/lib.rs b/src/librustc_save_analysis/lib.rs
index 9facd39ebea..df20fd106d8 100644
--- a/src/librustc_save_analysis/lib.rs
+++ b/src/librustc_save_analysis/lib.rs
@@ -13,6 +13,7 @@
        html_root_url = "https://doc.rust-lang.org/nightly/")]
 #![feature(custom_attribute)]
 #![cfg_attr(not(stage0), feature(nll))]
+#![cfg_attr(not(stage0), feature(infer_outlives_requirements))]
 #![allow(unused_attributes)]
 
 #![recursion_limit="256"]
diff --git a/src/librustc_target/lib.rs b/src/librustc_target/lib.rs
index 5f5cc4c5ff7..1e70a806cce 100644
--- a/src/librustc_target/lib.rs
+++ b/src/librustc_target/lib.rs
@@ -24,6 +24,7 @@
 #![feature(box_syntax)]
 #![feature(const_fn)]
 #![cfg_attr(not(stage0), feature(nll))]
+#![cfg_attr(not(stage0), feature(infer_outlives_requirements))]
 #![feature(slice_patterns)]
 
 #[macro_use]
diff --git a/src/librustc_traits/lib.rs b/src/librustc_traits/lib.rs
index 700efbd6ba9..d61c34d1c00 100644
--- a/src/librustc_traits/lib.rs
+++ b/src/librustc_traits/lib.rs
@@ -17,6 +17,7 @@
 #![feature(iterator_find_map)]
 #![feature(in_band_lifetimes)]
 #![cfg_attr(not(stage0), feature(nll))]
+#![cfg_attr(not(stage0), feature(infer_outlives_requirements))]
 
 #![recursion_limit="256"]
 
diff --git a/src/librustc_tsan/lib.rs b/src/librustc_tsan/lib.rs
index b3ba86ad8a4..ed8fd305977 100644
--- a/src/librustc_tsan/lib.rs
+++ b/src/librustc_tsan/lib.rs
@@ -11,6 +11,7 @@
 #![sanitizer_runtime]
 #![feature(alloc_system)]
 #![cfg_attr(not(stage0), feature(nll))]
+#![cfg_attr(not(stage0), feature(infer_outlives_requirements))]
 #![feature(sanitizer_runtime)]
 #![feature(staged_api)]
 #![no_std]
diff --git a/src/librustc_typeck/lib.rs b/src/librustc_typeck/lib.rs
index eddbac3f541..019d2de1cc7 100644
--- a/src/librustc_typeck/lib.rs
+++ b/src/librustc_typeck/lib.rs
@@ -77,6 +77,7 @@ This API is completely unstable and subject to change.
 #![feature(exhaustive_patterns)]
 #![feature(iterator_find_map)]
 #![cfg_attr(not(stage0), feature(nll))]
+#![cfg_attr(not(stage0), feature(infer_outlives_requirements))]
 #![feature(quote)]
 #![feature(refcell_replace_swap)]
 #![feature(rustc_diagnostic_macros)]
diff --git a/src/librustdoc/lib.rs b/src/librustdoc/lib.rs
index a8ae6a94d5c..0611073daa6 100644
--- a/src/librustdoc/lib.rs
+++ b/src/librustdoc/lib.rs
@@ -18,6 +18,7 @@
 #![feature(box_syntax)]
 #![feature(iterator_find_map)]
 #![cfg_attr(not(stage0), feature(nll))]
+#![cfg_attr(not(stage0), feature(infer_outlives_requirements))]
 #![feature(set_stdio)]
 #![feature(slice_sort_by_cached_key)]
 #![feature(test)]
diff --git a/src/libserialize/lib.rs b/src/libserialize/lib.rs
index 1f6ee3d867b..e87c2793ee8 100644
--- a/src/libserialize/lib.rs
+++ b/src/libserialize/lib.rs
@@ -25,6 +25,7 @@ Core encoding and decoding interfaces.
 #![feature(specialization)]
 #![feature(never_type)]
 #![cfg_attr(not(stage0), feature(nll))]
+#![cfg_attr(not(stage0), feature(infer_outlives_requirements))]
 #![cfg_attr(test, feature(test))]
 
 pub use self::serialize::{Decoder, Encoder, Decodable, Encodable};
diff --git a/src/libstd/lib.rs b/src/libstd/lib.rs
index ade297219d2..d187ea74325 100644
--- a/src/libstd/lib.rs
+++ b/src/libstd/lib.rs
@@ -274,6 +274,7 @@
 #![feature(needs_panic_runtime)]
 #![feature(never_type)]
 #![cfg_attr(not(stage0), feature(nll))]
+#![cfg_attr(not(stage0), feature(infer_outlives_requirements))]
 #![feature(exhaustive_patterns)]
 #![feature(on_unimplemented)]
 #![feature(optin_builtin_traits)]
diff --git a/src/libsyntax/lib.rs b/src/libsyntax/lib.rs
index 2aaab6aaa16..c8ec273a03f 100644
--- a/src/libsyntax/lib.rs
+++ b/src/libsyntax/lib.rs
@@ -22,6 +22,7 @@
 #![feature(crate_visibility_modifier)]
 #![feature(macro_at_most_once_rep)]
 #![cfg_attr(not(stage0), feature(nll))]
+#![cfg_attr(not(stage0), feature(infer_outlives_requirements))]
 #![feature(rustc_attrs)]
 #![feature(rustc_diagnostic_macros)]
 #![feature(slice_sort_by_cached_key)]
diff --git a/src/libsyntax_ext/lib.rs b/src/libsyntax_ext/lib.rs
index 790a42007fb..84436b4e4ea 100644
--- a/src/libsyntax_ext/lib.rs
+++ b/src/libsyntax_ext/lib.rs
@@ -17,6 +17,7 @@
 #![feature(proc_macro_internals)]
 #![feature(decl_macro)]
 #![cfg_attr(not(stage0), feature(nll))]
+#![cfg_attr(not(stage0), feature(infer_outlives_requirements))]
 #![feature(str_escape)]
 
 #![feature(rustc_diagnostic_macros)]
diff --git a/src/libsyntax_pos/lib.rs b/src/libsyntax_pos/lib.rs
index bd70344b018..a493ea4f565 100644
--- a/src/libsyntax_pos/lib.rs
+++ b/src/libsyntax_pos/lib.rs
@@ -22,6 +22,7 @@
 #![feature(crate_visibility_modifier)]
 #![feature(custom_attribute)]
 #![cfg_attr(not(stage0), feature(nll))]
+#![cfg_attr(not(stage0), feature(infer_outlives_requirements))]
 #![feature(non_exhaustive)]
 #![feature(optin_builtin_traits)]
 #![feature(specialization)]
diff --git a/src/libterm/lib.rs b/src/libterm/lib.rs
index a49fd67639d..df90be63937 100644
--- a/src/libterm/lib.rs
+++ b/src/libterm/lib.rs
@@ -51,6 +51,7 @@
 // Handle rustfmt skips
 #![feature(custom_attribute)]
 #![cfg_attr(not(stage0), feature(nll))]
+#![cfg_attr(not(stage0), feature(infer_outlives_requirements))]
 #![allow(unused_attributes)]
 
 use std::io::prelude::*;
diff --git a/src/libtest/lib.rs b/src/libtest/lib.rs
index 060ea1ea9b1..29d7cfd2a3a 100644
--- a/src/libtest/lib.rs
+++ b/src/libtest/lib.rs
@@ -36,6 +36,7 @@
 #![feature(fnbox)]
 #![cfg_attr(any(unix, target_os = "cloudabi"), feature(libc))]
 #![cfg_attr(not(stage0), feature(nll))]
+#![cfg_attr(not(stage0), feature(infer_outlives_requirements))]
 #![feature(set_stdio)]
 #![feature(panic_unwind)]
 #![feature(staged_api)]
diff --git a/src/libunwind/lib.rs b/src/libunwind/lib.rs
index 424a7e3d009..3b94dc238d9 100644
--- a/src/libunwind/lib.rs
+++ b/src/libunwind/lib.rs
@@ -14,6 +14,7 @@
 #![feature(cfg_target_vendor)]
 #![feature(link_cfg)]
 #![cfg_attr(not(stage0), feature(nll))]
+#![cfg_attr(not(stage0), feature(infer_outlives_requirements))]
 #![feature(staged_api)]
 #![feature(unwind_attributes)]
 #![feature(static_nobundle)]