[weihanglo]

7 commits in cad07cf8e597397fff5d0f6cb79c9f870c0b1dd2..31d3246e0e8d3a80d4a90b54aa48ff180adb408b
2026-10-23 22:04:58 +0000 to 2026-10-27 13:54:39 +0000

• Warn about conflicting proc-macro manifest settings (Warn about conflicting proc-macro manifest settings cargo#17641)
• docs: use latest resolver and edition in examples (docs: use latest resolver and edition in examples cargo#17644)
• docs(hints): write mostly-unused docs as end-user documentation (docs(hints): write mostly-unused docs as end-user documentation cargo#17549)
• refactor(help): embed man pages without a tarball (refactor(help): embed man pages without a tarball  cargo#17640)
• refactor(cargo-test-support): remove build.rs (refactor(cargo-test-support): remove build.rs cargo#17638)
• fix: exclude abspath of path deps from -Cmetadata hash (fix: exclude abspath of path deps from -Cmetadata hash cargo#17624)
• use build-rs for buildscripts (use build-rs for buildscripts cargo#17637)

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 9cd060b has been tentatively approved by weihanglo

It will be put into the queue for this repository once PR CI succeeds.

[rust-bors]

☀️ Test successful - CI
Approved by: weihanglo
Duration: 3h 11m 24s
Pushing ce37c4f 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 92ffebe (parent) -> ce37c4f (this PR)

Test differences

Show 9 test diffs

Stage 2

• proc_macro::proc_macro_conflicting_crate_types_warning: [missing] -> pass (J0)
• proc_macro::proc_macro_false_with_proc_macro_crate_type_warns: [missing] -> pass (J0)
• proc_macro::proc_macro_with_example_crate_type: [missing] -> pass (J0)
• profile_trim_paths::path_dependency_outside_workspace_moved_trim_paths_all: [missing] -> pass (J0)
• profile_trim_paths::path_dependency_outside_workspace_moved_trim_paths_none: [missing] -> pass (J0)
• profile_trim_paths::path_dependency_outside_workspace_moved_trim_paths_object: [missing] -> pass (J0)
• workspace::source_id::tests::test_stable_hash_trim_paths: [missing] -> pass (J0)

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

Job group index

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

Test dashboard

Run

cargo run --manifest-path src/ci/citool/Cargo.toml -- \
    test-dashboard ce37c4ff837c5c5dc45cddf9e1e3704e42ca67ea --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. test-x86_64-gnu-miri: 54m -> 1h 36m (+78.0%)
2. test-x86_64-gnu-debug: 1h 21m -> 2h 17m (+69.0%)
3. test-i686-gnu-2: 1h 2m -> 1h 44m (+68.0%)
4. dist-powerpc64le-linux-musl: 1h 11m -> 1h 46m (+48.9%)
5. test-x86_64-gnu-stdlib-semver-check: 12m 27s -> 18m 6s (+45.4%)
6. test-armhf-gnu: 55m 49s -> 1h 18m (+39.8%)
7. dist-armv7-linux: 1h 10m -> 1h 38m (+39.2%)
8. test-aarch64-gnu: 2h 7m -> 1h 19m (-37.8%)
9. dist-x86_64-musl: 1h 42m -> 2h 21m (+37.4%)
10. dist-ohos-armv7: 56m 1s -> 1h 16m (+36.4%)

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 (ce37c4f): comparison URL.

Overall result: ✅ improvements - no action needed

@rustbot label: -perf-regression

Instruction count

Our most reliable metric. Used to determine the overall result above. However, even this metric can be noisy.

	mean	range	count
Regressions ❌ (primary)	-	-	0
Regressions ❌ (secondary)	-	-	0
Improvements ✅ (primary)	-0.8%	[-0.8%, -0.8%]	1
Improvements ✅ (secondary)	-	-	0
All ❌✅ (primary)	-0.8%	[-0.8%, -0.8%]	1

Max RSS (memory usage)

Results (primary 0.9%, secondary -0.8%)

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

	mean	range	count
Regressions ❌ (primary)	1.3%	[0.4%, 6.7%]	11
Regressions ❌ (secondary)	0.5%	[0.4%, 0.6%]	2
Improvements ✅ (primary)	-1.1%	[-1.7%, -0.4%]	2
Improvements ✅ (secondary)	-2.1%	[-2.2%, -2.0%]	2
All ❌✅ (primary)	0.9%	[-1.7%, 6.7%]	13

Cycles

Results (primary -0.7%, secondary -0.3%)

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

	mean	range	count
Regressions ❌ (primary)	1.0%	[0.9%, 1.1%]	3
Regressions ❌ (secondary)	2.2%	[0.5%, 3.9%]	2
Improvements ✅ (primary)	-1.0%	[-2.6%, -0.4%]	16
Improvements ✅ (secondary)	-2.0%	[-2.5%, -1.2%]	3
All ❌✅ (primary)	-0.7%	[-2.6%, 1.1%]	19

Binary size

Results (primary 0.0%, secondary -0.1%)

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

	mean	range	count
Regressions ❌ (primary)	0.4%	[0.3%, 0.4%]	7
Regressions ❌ (secondary)	0.0%	[0.0%, 0.0%]	5
Improvements ✅ (primary)	-0.1%	[-0.3%, -0.1%]	12
Improvements ✅ (secondary)	-0.2%	[-0.4%, -0.1%]	9
All ❌✅ (primary)	0.0%	[-0.3%, 0.4%]	19

Bootstrap: 488.483s -> 490.291s (0.37%)
Artifact size: 405.90 MiB -> 406.63 MiB (0.18%)