library: prune allowed lints

library/alloc/src/alloc.rs

@@ -663,7 +663,6 @@ pub const fn handle_alloc_error(layout: Layout) -> ! {
 
 #[cfg(not(no_global_oom_handling))]
 #[doc(hidden)]
-#[allow(unused_attributes)]
 #[unstable(feature = "alloc_internals", issue = "none")]
 pub mod __alloc_error_handler {
     // called via generated `__rust_alloc_error_handler` if there is no

library/alloc/src/lib.rs

@@ -58,7 +58,6 @@
 
 #![allow(unused_features)]
 #![allow(incomplete_features)]
-#![allow(unused_attributes)]
 #![expect(clippy::partialeq_ne_impl, reason = "we need to implement ne for a lot of alloc types")]
 #![stable(feature = "alloc", since = "1.36.0")]
 #![doc(

library/alloctests/lib.rs

@@ -1,5 +1,4 @@
 #![cfg(test)]
-#![allow(unused_attributes)]
 #![unstable(feature = "alloctests", issue = "none")]
 #![no_std]
 // Lints:

library/core/src/alloc/mod.rs

@@ -15,7 +15,7 @@ pub use self::layout::Layout;
     note = "Name does not follow std convention, use LayoutError",
     suggestion = "LayoutError"
 )]
-#[allow(deprecated, deprecated_in_future)]
+#[allow(deprecated)]
 pub use self::layout::LayoutErr;
 #[stable(feature = "alloc_layout_error", since = "1.50.0")]
 pub use self::layout::LayoutError;

library/core/src/lib.rs

@@ -367,7 +367,6 @@ pub mod primitive;
     unused_imports,
     unsafe_op_in_unsafe_fn,
     ambiguous_glob_reexports,
-    deprecated_in_future,
     unreachable_pub,
     // FIXME: stdach is a submodule so clippy lints should be fixed (and ideally enforced) there
     clippy::all,

library/core/src/num/int_macros.rs

@@ -2485,7 +2485,6 @@ macro_rules! int_impl {
         #[rustc_const_stable(feature = "const_int_methods", since = "1.32.0")]
         #[must_use = "this returns the result of the operation, \
                       without modifying the original"]
-        #[allow(unused_attributes)]
         #[inline]
         pub const fn wrapping_abs(self) -> Self {
              if self.is_negative() {
@@ -2978,7 +2977,6 @@ macro_rules! int_impl {
         #[rustc_const_stable(feature = "const_int_methods", since = "1.32.0")]
         #[must_use = "this returns the result of the operation, \
                       without modifying the original"]
-        #[allow(unused_attributes)]
         pub const fn overflowing_neg(self) -> (Self, bool) {
             if intrinsics::unlikely(self == Self::MIN) {
                 (Self::MIN, true)
@@ -3630,7 +3628,6 @@ macro_rules! int_impl {
         /// ```
         #[stable(feature = "rust1", since = "1.0.0")]
         #[rustc_const_stable(feature = "const_int_methods", since = "1.32.0")]
-        #[allow(unused_attributes)]
         #[must_use = "this returns the result of the operation, \
                       without modifying the original"]
         #[inline]

library/core/src/panic/panic_info.rs

@@ -106,7 +106,7 @@ impl<'a> PanicInfo<'a> {
     /// [`std::panic::PanicHookInfo::payload`]: ../../std/panic/struct.PanicHookInfo.html#method.payload
     #[deprecated(since = "1.81.0", note = "this never returns anything useful")]
     #[stable(feature = "panic_hooks", since = "1.10.0")]
-    #[allow(deprecated, deprecated_in_future)]
+    #[allow(deprecated)]
     pub fn payload(&self) -> &(dyn crate::any::Any + Send) {
         struct NoPayload;
         &NoPayload

library/core/src/str/mod.rs

@@ -510,7 +510,6 @@ impl str {
     #[rustc_const_stable(feature = "str_as_bytes", since = "1.39.0")]
     #[must_use]
     #[inline(always)]
-    #[allow(unused_attributes)]
     pub const fn as_bytes(&self) -> &[u8] {
         // SAFETY: const sound because we transmute two types with the same layout
         unsafe { mem::transmute(self) }

library/std/src/alloc.rs

@@ -444,7 +444,6 @@ pub fn rust_oom(layout: Layout) -> ! {
 
 #[cfg(not(test))]
 #[doc(hidden)]
-#[allow(unused_attributes)]
 #[unstable(feature = "alloc_internals", issue = "none")]
 pub mod __default_lib_allocator {
     use super::Layout;

library/std/src/env.rs

@@ -592,7 +592,7 @@ impl fmt::Display for JoinPathsError {
 
 #[stable(feature = "env", since = "1.0.0")]
 impl Error for JoinPathsError {
-    #[allow(deprecated, deprecated_in_future)]
+    #[allow(deprecated)]
     fn description(&self) -> &str {
         self.inner.description()
     }

library/std/src/lib.rs

@@ -244,7 +244,6 @@
 #![warn(unreachable_pub)]
 #![warn(missing_debug_implementations)]
 #![allow(explicit_outlives_requirements)]
-#![allow(unused_lifetimes)]
 #![allow(internal_features)]
 #![deny(implicit_provenance_casts)]
 #![deny(unsafe_op_in_unsafe_fn)]
@@ -539,24 +538,24 @@ pub use core::future;
 #[stable(feature = "core_hint", since = "1.27.0")]
 pub use core::hint;
 #[stable(feature = "rust1", since = "1.0.0")]
-#[allow(deprecated, deprecated_in_future, clippy::legacy_numeric_constants)]
+#[allow(deprecated, clippy::legacy_numeric_constants)]
 pub use core::i8;
 #[stable(feature = "rust1", since = "1.0.0")]
-#[allow(deprecated, deprecated_in_future, clippy::legacy_numeric_constants)]
+#[allow(deprecated, clippy::legacy_numeric_constants)]
 pub use core::i16;
 #[stable(feature = "rust1", since = "1.0.0")]
-#[allow(deprecated, deprecated_in_future, clippy::legacy_numeric_constants)]
+#[allow(deprecated, clippy::legacy_numeric_constants)]
 pub use core::i32;
 #[stable(feature = "rust1", since = "1.0.0")]
-#[allow(deprecated, deprecated_in_future, clippy::legacy_numeric_constants)]
+#[allow(deprecated, clippy::legacy_numeric_constants)]
 pub use core::i64;
 #[stable(feature = "i128", since = "1.26.0")]
-#[allow(deprecated, deprecated_in_future, clippy::legacy_numeric_constants)]
+#[allow(deprecated, clippy::legacy_numeric_constants)]
 pub use core::i128;
 #[stable(feature = "rust1", since = "1.0.0")]
 pub use core::intrinsics;
 #[stable(feature = "rust1", since = "1.0.0")]
-#[allow(deprecated, deprecated_in_future, clippy::legacy_numeric_constants)]
+#[allow(deprecated, clippy::legacy_numeric_constants)]
 pub use core::isize;
 #[stable(feature = "rust1", since = "1.0.0")]
 pub use core::iter;
@@ -577,24 +576,24 @@ pub use core::range;
 #[stable(feature = "rust1", since = "1.0.0")]
 pub use core::result;
 #[stable(feature = "rust1", since = "1.0.0")]
-#[allow(deprecated, deprecated_in_future, clippy::legacy_numeric_constants)]
+#[allow(deprecated, clippy::legacy_numeric_constants)]
 pub use core::u8;
 #[stable(feature = "rust1", since = "1.0.0")]
-#[allow(deprecated, deprecated_in_future, clippy::legacy_numeric_constants)]
+#[allow(deprecated, clippy::legacy_numeric_constants)]
 pub use core::u16;
 #[stable(feature = "rust1", since = "1.0.0")]
-#[allow(deprecated, deprecated_in_future, clippy::legacy_numeric_constants)]
+#[allow(deprecated, clippy::legacy_numeric_constants)]
 pub use core::u32;
 #[stable(feature = "rust1", since = "1.0.0")]
-#[allow(deprecated, deprecated_in_future, clippy::legacy_numeric_constants)]
+#[allow(deprecated, clippy::legacy_numeric_constants)]
 pub use core::u64;
 #[stable(feature = "i128", since = "1.26.0")]
-#[allow(deprecated, deprecated_in_future, clippy::legacy_numeric_constants)]
+#[allow(deprecated, clippy::legacy_numeric_constants)]
 pub use core::u128;
 #[unstable(feature = "unsafe_binders", issue = "130516")]
 pub use core::unsafe_binder;
 #[stable(feature = "rust1", since = "1.0.0")]
-#[allow(deprecated, deprecated_in_future, clippy::legacy_numeric_constants)]
+#[allow(deprecated, clippy::legacy_numeric_constants)]
 pub use core::usize;
 
 #[stable(feature = "rust1", since = "1.0.0")]
@@ -740,7 +739,7 @@ pub mod alloc;
 mod panicking;
 
 #[path = "../../backtrace/src/lib.rs"]
-#[allow(dead_code, unused_attributes, implicit_provenance_casts, unsafe_op_in_unsafe_fn)]
+#[allow(implicit_provenance_casts, unsafe_op_in_unsafe_fn)]
 #[allow(clippy::len_zero, clippy::needless_borrow, clippy::filter_map_next)] // FIXME
 mod backtrace_rs;
 
@@ -760,12 +759,10 @@ pub use core::concat_bytes;
 #[unstable(feature = "derive_macro_global_path", issue = "154645")]
 pub use core::derive;
 #[stable(feature = "matches_macro", since = "1.42.0")]
-#[allow(deprecated, deprecated_in_future)]
 pub use core::matches;
 #[stable(feature = "core_primitive", since = "1.43.0")]
 pub use core::primitive;
 #[stable(feature = "todo_macro", since = "1.40.0")]
-#[allow(deprecated, deprecated_in_future)]
 pub use core::todo;
 // Re-export built-in macros defined through core.
 #[stable(feature = "builtin_macro_prelude", since = "1.38.0")]
@@ -776,7 +773,7 @@ pub use core::{
 };
 // Re-export macros defined in core.
 #[stable(feature = "rust1", since = "1.0.0")]
-#[allow(deprecated, deprecated_in_future)]
+#[expect(deprecated, reason = "`try! macro")]
 pub use core::{
     assert_eq, assert_ne, debug_assert, debug_assert_eq, debug_assert_ne, r#try, unimplemented,
     unreachable, write, writeln,

library/std/src/num/f32.rs

@@ -13,7 +13,7 @@
 #![allow(missing_docs)]
 
 #[stable(feature = "rust1", since = "1.0.0")]
-#[allow(deprecated, deprecated_in_future, clippy::legacy_numeric_constants)]
+#[allow(deprecated, clippy::legacy_numeric_constants)]
 pub use core::f32::{
     DIGITS, EPSILON, INFINITY, MANTISSA_DIGITS, MAX, MAX_10_EXP, MAX_EXP, MIN, MIN_10_EXP, MIN_EXP,
     MIN_POSITIVE, NAN, NEG_INFINITY, RADIX, consts,

library/std/src/num/f64.rs

@@ -13,7 +13,7 @@
 #![allow(missing_docs)]
 
 #[stable(feature = "rust1", since = "1.0.0")]
-#[allow(deprecated, deprecated_in_future, clippy::legacy_numeric_constants)]
+#[allow(deprecated, clippy::legacy_numeric_constants)]
 pub use core::f64::{
     DIGITS, EPSILON, INFINITY, MANTISSA_DIGITS, MAX, MAX_10_EXP, MAX_EXP, MIN, MIN_10_EXP, MIN_EXP,
     MIN_POSITIVE, NAN, NEG_INFINITY, RADIX, consts,