Auto merge of #69950 - Centril:rollup-xh0hmvx, r=Centril

Rollup of 10 pull requests

Successful merges:

 - #68899 (Add Display and Error impls for proc_macro::LexError)
 - #69011 (Document unsafe blocks in core::fmt)
 - #69674 (Rename DefKind::Method and TraitItemKind::Method )
 - #69705 (Toolstate: remove redundant beta-week check.)
 - #69722 (Tweak output for invalid negative impl AST errors)
 - #69747 (Rename rustc guide)
 - #69792 (Implement Error for TryReserveError)
 - #69830 (miri: ICE on invalid terminators)
 - #69921 (rustdoc: remove unused import)
 - #69945 (update outdated comment)

Failed merges:

r? @ghost

1 files changed, 3 insertions, 0 deletions

diff --git a/src/libstd/error.rs b/src/libstd/error.rs
index 3f6501bc7b4..2a370f19296 100644
--- a/src/libstd/error.rs
+++ b/src/libstd/error.rs
@@ -552,6 +552,9 @@ impl Error for char::ParseCharError {
     }
 }
 
+#[unstable(feature = "try_reserve", reason = "new API", issue = "48043")]
+impl Error for alloc::collections::TryReserveError {}
+
 // Copied from `any.rs`.
 impl dyn Error + 'static {
     /// Returns `true` if the boxed type is the same as `T`