Auto merge of #62635 - Centril:rollup-potvfnk, r=Centril

Rollup of 12 pull requests

Successful merges:

 - #61535 (Coherence test when a generic type param has a default value from an associated type)
 - #62274 (rustc_mir: follow FalseUnwind's real_target edge in qualify_consts.)
 - #62431 (Add messages to `Option`'s and `Result`'s `must_use` annotation for `is_*`)
 - #62453 (in which we suggest anonymizing single-use lifetimes in paths )
 - #62568 (Replace unsafe_destructor_blind_to_params with may_dangle)
 - #62578 (Add test for #49919)
 - #62595 (Document that the crate keyword refers to the project root)
 - #62599 (move mem::uninitialized deprecation back by 1 release, to 1.39)
 - #62605 (Emit dropped unemitted errors to aid in ICE debugging)
 - #62607 (Correctly break out of recovery loop)
 - #62608 (`async unsafe fn` tests)
 - #62623 (downgrade indirect_structural_match lint to allow)

Failed merges:

r? @ghost

Author: bors

RELEASES.md

@@ -62,7 +62,7 @@ Misc
 Compatibility Notes
 -------------------
 - With the stabilisation of `mem::MaybeUninit`, `mem::uninitialized` use is no
-  longer recommended, and will be deprecated in 1.38.0.
+  longer recommended, and will be deprecated in 1.39.0.
 
 [60318]: https://github.com/rust-lang/rust/pull/60318/
 [60364]: https://github.com/rust-lang/rust/pull/60364/

src/libcore/mem/mod.rs

@@ -472,7 +472,7 @@ pub unsafe fn zeroed<T>() -> T {
 /// [`MaybeUninit<T>`]: union.MaybeUninit.html
 /// [inv]: union.MaybeUninit.html#initialization-invariant
 #[inline]
-#[rustc_deprecated(since = "1.38.0", reason = "use `mem::MaybeUninit` instead")]
+#[rustc_deprecated(since = "1.39.0", reason = "use `mem::MaybeUninit` instead")]
 #[stable(feature = "rust1", since = "1.0.0")]
 pub unsafe fn uninitialized<T>() -> T {
     MaybeUninit::uninit().assume_init()