Rollup of 5 pull requests

[matthiaskrgr]

Successful merges:

• Relate alias ty with variance #116219 (Relate alias ty with variance)
• Do not check for impossible predicates in const-prop lint. #116315 (Do not check for impossible predicates in const-prop lint.)
• Structurally normalize for closure #116436 (Structurally normalize for closure)
• Prevent showing methods from blanket impls of not available foreign traits to show up in the search results #116597 (Prevent showing methods from blanket impls of not available foreign traits to show up in the search results)
• small cleanup #116627 (small cleanup)

r? @ghost
@rustbot modify labels: rollup

Create a similar rollup

[matthiaskrgr]

@bors r+ rollup=never p=5

[bors]

📌 Commit 8374805 has been approved by matthiaskrgr

It is now in the queue for this repository.

[bors]

⌛ Testing commit 8374805 with merge 475c71d...

[bors]

☀️ Test successful - checks-actions
Approved by: matthiaskrgr
Pushing 475c71d to master...

[rust-timer]

📌 Perf builds for each rolled up PR:

PR#	Message	Perf Build Sha
#116219	Relate alias ty with variance	ae64746194d5617d58e8cf5065a9b146dfc74a06 (link)
#116315	Do not check for impossible predicates in const-prop lint.	7196001ea00867241c9802b7b3b7a2189a7b9dbb (link)
#116436	Structurally normalize for closure	35c37d068eb9a113296de215a03c4fcdf748461e (link)
#116597	Prevent showing methods from blanket impls of not available…	07eb13dc319b349f8093fb21b1f981f083ce9c75 (link)
#116627	small cleanup	1e1e625cedbc216d0fdbd4f67c55a6633da8a599 (link)

previous master: c1691db366

In the case of a perf regression, run the following command for each PR you suspect might be the cause: @rust-timer build $SHA

[rust-timer]

Finished benchmarking commit (475c71d): comparison URL.

Overall result: ❌✅ regressions and improvements - ACTION NEEDED

Next Steps: If you can justify the regressions found in this perf run, please indicate this with @rustbot label: +perf-regression-triaged along with sufficient written justification. If you cannot justify the regressions please open an issue or create a new PR that fixes the regressions, add a comment linking to the newly created issue or PR, and then add the perf-regression-triaged label to this PR.

@rustbot label: +perf-regression
cc @rust-lang/wg-compiler-performance

Instruction count

This is a highly reliable metric that was used to determine the overall result at the top of this comment.

	mean	range	count
Regressions ❌ (primary)	-	-	0
Regressions ❌ (secondary)	1.1%	[1.1%, 1.1%]	1
Improvements ✅ (primary)	-0.3%	[-0.4%, -0.2%]	4
Improvements ✅ (secondary)	-0.4%	[-0.5%, -0.4%]	6
All ❌✅ (primary)	-0.3%	[-0.4%, -0.2%]	4

Max RSS (memory usage)

Results

This is a less reliable metric that may be of interest but was not used to determine the overall result at the top of this comment.

	mean	range	count
Regressions ❌ (primary)	3.5%	[3.5%, 3.5%]	1
Regressions ❌ (secondary)	2.0%	[1.4%, 2.7%]	2
Improvements ✅ (primary)	-1.4%	[-1.4%, -1.4%]	1
Improvements ✅ (secondary)	-2.7%	[-5.2%, -1.5%]	3
All ❌✅ (primary)	1.1%	[-1.4%, 3.5%]	2

Cycles

Results

This is a less reliable metric that may be of interest but was not used to determine the overall result at the top of this comment.

	mean	range	count
Regressions ❌ (primary)	-	-	0
Regressions ❌ (secondary)	-	-	0
Improvements ✅ (primary)	-1.4%	[-1.4%, -1.4%]	1
Improvements ✅ (secondary)	-	-	0
All ❌✅ (primary)	-1.4%	[-1.4%, -1.4%]	1

Binary size

This benchmark run did not return any relevant results for this metric.

Bootstrap: 628.448s -> 626.264s (-0.35%)
Artifact size: 271.30 MiB -> 271.33 MiB (0.01%)

[pnkfelix]

Visiting for weekly perf triage

• sole regression was to secondary benchmark coercions debug incr-patched: add static arr item
• Looks like a blip (i.e. noise) based on the graph over time.
• marking as triaged

@rustbot label: +perf-regression-triaged