Update cargo submodule

[weihanglo]

6 commits in eb98b54bc9f3c74519f43d066cb3fd02ebc88df0..8a0d8afba810304bcf9a10bac430be80dd470233
2026-08-11 16:00:29 +0000 to 2026-08-15 01:32:53 +0000

• chore: update to cc@1.4.3 (chore: update to cc@1.4.3 cargo#17364)
• Remove most trailing whitespace across cargo (particularly markdown) (Remove most trailing whitespace across cargo (particularly markdown) cargo#17358)
• Remove unremap file when running cargo clean -p in new build-dir layout (Remove unremap file when running cargo clean -p in new build-dir layout cargo#17356)
• fix(update)!: Remove unstable --breaking (fix(update)!: Remove unstable --breaking cargo#17333)
• docs: adopt rust-lang/rust's LLM usage policy (docs: adopt rust-lang/rust's LLM usage policy cargo#17330)
• fix(min-publish-age): remove registry.min-publish-age (fix(min-publish-age): remove registry.min-publish-age cargo#17353)

r? ghost

[rustbot]

⚠️ Warning ⚠️

• Some commits in this PR modify submodules.

  If this was not intentional, see I changed a submodule on accident in the rustc dev guide.

[weihanglo]

@bors r+ rollup=never p=1

[rust-bors]

📌 Commit 40f7522 has been approved by weihanglo

It is now in the queue for this repository.

[rust-bors]

☀️ Test successful - CI
Approved by: weihanglo
Duration: 3h 13m 18s
Pushing b4116af to main...

[github-actions]

What is this?

This is an experimental post-merge analysis report that shows differences in test outcomes between the merged PR and its parent PR.

Comparing 110d7e5 (parent) -> b4116af (this PR)

Test differences

Show 35 test diffs

Stage 2

• min_publish_age::registries_alt_ignores_registry_default: pass -> [missing] (J0)
• min_publish_age::registries_crates_io_overrides_global: [missing] -> pass (J0)
• min_publish_age::registries_crates_io_overrides_registry_default: pass -> [missing] (J0)
• min_publish_age::registry_alt_ignores_min_publish_age: pass -> [missing] (J0)
• min_publish_age::registry_default: pass -> [missing] (J0)
• min_publish_age::registry_default_overrides_global: pass -> [missing] (J0)
• min_publish_age::registry_default_zero_overrides_global: pass -> [missing] (J0)
• update::update_breaking: pass -> [missing] (J0)
• update::update_breaking_dry_run: pass -> [missing] (J0)
• update::update_breaking_missing_package_error: pass -> [missing] (J0)
• update::update_breaking_mixed_compatibility: pass -> [missing] (J0)
• update::update_breaking_mixed_pinning_renaming: pass -> [missing] (J0)
• update::update_breaking_pre_release_downgrade: pass -> [missing] (J0)
• update::update_breaking_pre_release_upgrade: pass -> [missing] (J0)
• update::update_breaking_spec_version: pass -> [missing] (J0)
• update::update_breaking_spec_version_transitive: pass -> [missing] (J0)
• update::update_breaking_specific_packages: pass -> [missing] (J0)
• update::update_breaking_specific_packages_that_wont_update: pass -> [missing] (J0)
• update::update_breaking_unstable: pass -> [missing] (J0)
• update::update_breaking_without_lock_file: pass -> [missing] (J0)
• workspace::editor::upgrade::test::upgrade_requirement::caret_major: pass -> [missing] (J0)
• workspace::editor::upgrade::test::upgrade_requirement::caret_minor: pass -> [missing] (J0)
• workspace::editor::upgrade::test::upgrade_requirement::caret_patch: pass -> [missing] (J0)
• workspace::editor::upgrade::test::upgrade_requirement::equal_major: pass -> [missing] (J0)
• workspace::editor::upgrade::test::upgrade_requirement::equal_minor: pass -> [missing] (J0)
• workspace::editor::upgrade::test::upgrade_requirement::equal_patch: pass -> [missing] (J0)
• workspace::editor::upgrade::test::upgrade_requirement::greater_prerelease: pass -> [missing] (J0)
• workspace::editor::upgrade::test::upgrade_requirement::tilde_major: pass -> [missing] (J0)
• workspace::editor::upgrade::test::upgrade_requirement::tilde_minor: pass -> [missing] (J0)
• workspace::editor::upgrade::test::upgrade_requirement::tilde_patch: pass -> [missing] (J0)
• workspace::editor::upgrade::test::upgrade_requirement::wildcard_major: pass -> [missing] (J0)
• workspace::editor::upgrade::test::upgrade_requirement::wildcard_minor: pass -> [missing] (J0)
• workspace::editor::upgrade::test::upgrade_requirement::wildcard_patch: pass -> [missing] (J0)

Additionally, 2 doctest diffs were found. These are ignored, as they are noisy.

Job group index

• J0: aarch64-apple-2, aarch64-apple-macos-26-2, aarch64-gnu, x86_64-gnu-aux, x86_64-msvc-ext1

Test dashboard

Run

cargo run --manifest-path src/ci/citool/Cargo.toml -- \
    test-dashboard b4116af55fbe359273e2af9e5846a334606d9d6d --output-dir test-dashboard

And then open test-dashboard/index.html in your browser to see an overview of all executed tests.

Job duration changes

1. x86_64-gnu-stdlib-semver-check: 10m 45s -> 5m 31s (-48.7%)
2. x86_64-gnu-gcc-core-tests: 14m 46s -> 7m 35s (-48.7%)
3. pr-check-1: 33m 57s -> 18m 28s (-45.6%)
4. x86_64-gnu-parallel-frontend: 2h 6m -> 1h 13m (-42.1%)
5. x86_64-gnu: 1h 49m -> 2h 29m (+36.9%)
6. x86_64-rust-for-linux: 50m 57s -> 34m 24s (-32.5%)
7. dist-x86_64-msvc: 1h 41m -> 2h 9m (+27.6%)
8. x86_64-msvc-1: 2h 45m -> 1h 59m (-27.6%)
9. x86_64-gnu-aux: 2h -> 2h 33m (+27.0%)
10. i686-msvc-1: 2h 25m -> 3h 3m (+26.6%)

How to interpret the job duration changes?

Job durations can vary a lot, based on the actual runner instance
that executed the job, system noise, invalidated caches, etc. The table above is provided
mostly for t-infra members, for simpler debugging of potential CI slow-downs.

[rust-timer]

Finished benchmarking commit (b4116af): comparison URL.

Overall result: no relevant changes - no action needed

@rustbot label: -perf-regression

Instruction count

This perf run didn't have relevant results for this metric.

Max RSS (memory usage)

Results (secondary -3.0%)

A less reliable metric. May be of interest, but not used to determine the overall result above.

	mean	range	count
Regressions ❌ (primary)	-	-	0
Regressions ❌ (secondary)	-	-	0
Improvements ✅ (primary)	-	-	0
Improvements ✅ (secondary)	-3.0%	[-3.3%, -2.7%]	2
All ❌✅ (primary)	-	-	0

Cycles

Results (secondary 1.1%)

A less reliable metric. May be of interest, but not used to determine the overall result above.

	mean	range	count
Regressions ❌ (primary)	-	-	0
Regressions ❌ (secondary)	5.7%	[1.4%, 9.7%]	5
Improvements ✅ (primary)	-	-	0
Improvements ✅ (secondary)	-3.5%	[-4.9%, -2.3%]	5
All ❌✅ (primary)	-	-	0

Binary size

This perf run didn't have relevant results for this metric.

Bootstrap: 462.121s -> 462.264s (0.03%)
Artifact size: 396.97 MiB -> 398.88 MiB (0.48%)