Rollup of 5 pull requests

[GuillaumeGomez]

Successful merges:

• rustdoc: add a handle that makes sidebar resizing more obvious #139562 (rustdoc: add a handle that makes sidebar resizing more obvious)
• add signed ints to unn- transmutes to ensure feature parity #140804 (add signed ints to unn- transmutes to ensure feature parity)
• also export metrics from librustdoc #140815 (also export metrics from librustdoc)
• bootstrap: more consistent use of ... when citing configuration snippets #140817 (bootstrap: more consistent use of ... when citing configuration snippets)
• Do not ICE when reassigning in GatherLocalsVisitor on the bad path #140827 (Do not ICE when reassigning in GatherLocalsVisitor on the bad path)

r? @ghost
@rustbot modify labels: rollup

Create a similar rollup

[GuillaumeGomez]

Seems like the queue wasn't synced correctly...

[rust-log-analyzer]

The job x86_64-gnu-llvm-19 failed! Check out the build log: (web) (plain)

Click to see the possible cause of the failure (guessed by this bot)

#19 exporting to docker image format
#19 sending tarball 20.5s done
#19 DONE 26.3s
##[endgroup]
Setting extra environment values for docker:  --env ENABLE_GCC_CODEGEN=1 --env GCC_EXEC_PREFIX=/usr/lib/gcc/
[CI_JOB_NAME=x86_64-gnu-llvm-19]
[CI_JOB_NAME=x86_64-gnu-llvm-19]
debug: `DISABLE_CI_RUSTC_IF_INCOMPATIBLE` configured.
---
sccache: Listening on address 127.0.0.1:4226
##[group]Configure the build
configure: processing command line
configure: 
configure: build.configure-args := ['--build=x86_64-unknown-linux-gnu', '--llvm-root=/usr/lib/llvm-19', '--enable-llvm-link-shared', '--set', 'rust.randomize-layout=true', '--set', 'rust.thin-lto-import-instr-limit=10', '--set', 'build.print-step-timings', '--enable-verbose-tests', '--set', 'build.metrics', '--enable-verbose-configure', '--enable-sccache', '--disable-manage-submodules', '--enable-locked-deps', '--enable-cargo-native-static', '--set', 'rust.codegen-units-std=1', '--set', 'dist.compression-profile=balanced', '--dist-compression-formats=xz', '--set', 'rust.lld=false', '--disable-dist-src', '--release-channel=nightly', '--enable-debug-assertions', '--enable-overflow-checks', '--enable-llvm-assertions', '--set', 'rust.verify-llvm-ir', '--set', 'rust.codegen-backends=llvm,cranelift,gcc', '--set', 'llvm.static-libstdcpp', '--set', 'gcc.download-ci-gcc=true', '--enable-new-symbol-mangling']
configure: build.build          := x86_64-unknown-linux-gnu
configure: target.x86_64-unknown-linux-gnu.llvm-config := /usr/lib/llvm-19/bin/llvm-config
configure: llvm.link-shared     := True
configure: rust.randomize-layout := True
configure: rust.thin-lto-import-instr-limit := 10
---
test [ui] tests/ui/wrong-hashset-issue-42918.rs ... ok

failures:

---- [ui] tests/ui/typeck/gather-locals-twice.rs stdout ----
Saved the actual stderr to "/checkout/obj/build/x86_64-unknown-linux-gnu/test/ui/typeck/gather-locals-twice/gather-locals-twice.stderr"
diff of stderr:

1 error[E0368]: binary assignment operation `+=` cannot be applied to type `()`
-   --> $DIR/gather-locals-twice.rs:2:5
+   --> $DIR/gather-locals-twice.rs:4:5
3    |
4 LL |     () += { let x; };
5    |     --^^^^^^^^^^^^^^

7    |     cannot use `+=` on type `()`
8 
9 error[E0067]: invalid left-hand side of assignment
-   --> $DIR/gather-locals-twice.rs:2:8
+   --> $DIR/gather-locals-twice.rs:4:8
11    |
12 LL |     () += { let x; };
13    |     -- ^^

Note: some mismatched output was normalized before being compared
-   --> /checkout/tests/ui/typeck/gather-locals-twice.rs:4:5
-   --> /checkout/tests/ui/typeck/gather-locals-twice.rs:4:8
---
To only update this specific test, also pass `--test-args typeck/gather-locals-twice.rs`

error: 1 errors occurred comparing output.
status: exit status: 1
command: env -u RUSTC_LOG_COLOR RUSTC_ICE="0" RUST_BACKTRACE="short" "/checkout/obj/build/x86_64-unknown-linux-gnu/stage2/bin/rustc" "/checkout/tests/ui/typeck/gather-locals-twice.rs" "-Zthreads=1" "-Zsimulate-remapped-rust-src-base=/rustc/FAKE_PREFIX" "-Ztranslate-remapped-path-to-local-path=no" "-Z" "ignore-directory-in-diagnostics-source-blocks=/cargo" "-Z" "ignore-directory-in-diagnostics-source-blocks=/checkout/vendor" "--sysroot" "/checkout/obj/build/x86_64-unknown-linux-gnu/stage2" "--target=x86_64-unknown-linux-gnu" "--check-cfg" "cfg(test,FALSE)" "--error-format" "json" "--json" "future-incompat" "-Ccodegen-units=1" "-Zui-testing" "-Zdeduplicate-diagnostics=no" "-Zwrite-long-types-to-disk=no" "-Cstrip=debuginfo" "--emit" "metadata" "-C" "prefer-dynamic" "--out-dir" "/checkout/obj/build/x86_64-unknown-linux-gnu/test/ui/typeck/gather-locals-twice" "-A" "unused" "-A" "internal_features" "-Crpath" "-Cdebuginfo=0" "-Lnative=/checkout/obj/build/x86_64-unknown-linux-gnu/native/rust-test-helpers"
stdout: none
--- stderr -------------------------------
error[E0368]: binary assignment operation `+=` cannot be applied to type `()`
##[error]  --> /checkout/tests/ui/typeck/gather-locals-twice.rs:4:5
   |
LL |     () += { let x; };
   |     --^^^^^^^^^^^^^^
   |     |
   |     cannot use `+=` on type `()`

error[E0067]: invalid left-hand side of assignment
##[error]  --> /checkout/tests/ui/typeck/gather-locals-twice.rs:4:8
   |
LL |     () += { let x; };
   |     -- ^^
   |     |
   |     cannot assign to this expression

error: aborting due to 2 previous errors