Use GitHub Actions M1 builder for aarch64-apple-darwin

[shepmaster]

r? @ghost

[shepmaster]

@bors try

[bors]

⌛ Trying commit 1436467 with merge 4ea6801...

[bors]

💔 Test failed - checks-actions

[shepmaster]

@bors try

[bors]

⌛ Trying commit b33f89c with merge 3c126b6...

[bors]

☀️ Try build successful - checks-actions
Build commit: 3c126b6 (3c126b6a4775bbff8f15ca4069413c3f91e626cd)

[shepmaster]

@bors try

[bors]

⌛ Trying commit 5cc5281 with merge 3bc2f72...

[bors]

☀️ Try build successful - checks-actions
Build commit: 3bc2f72 (3bc2f7201006afc80795cbf1a92fdc0f21ceee72)

[shepmaster]

r? @pietroalbini

/cc @Mark-Simulacrum

[Mark-Simulacrum]

@bors r+ rollup=iffy

[bors]

📌 Commit 821b03d has been approved by Mark-Simulacrum

It is now in the queue for this repository.

[bors]

⌛ Testing commit 821b03d with merge 8581200...

[bors]

☀️ Test successful - checks-actions
Approved by: Mark-Simulacrum
Pushing 8581200 to master...

[rust-timer]

Finished benchmarking commit (8581200): comparison URL.

Overall result: ✅ improvements - no action needed

@rustbot label: -perf-regression

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)	-	-	0
Improvements ✅ (primary)	-	-	0
Improvements ✅ (secondary)	-1.0%	[-1.3%, -0.6%]	2
All ❌✅ (primary)	-	-	0

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)	2.5%	[2.4%, 2.7%]	2
Regressions ❌ (secondary)	2.8%	[0.9%, 6.6%]	3
Improvements ✅ (primary)	-	-	0
Improvements ✅ (secondary)	-3.7%	[-3.7%, -3.7%]	1
All ❌✅ (primary)	2.5%	[2.4%, 2.7%]	2

Cycles

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

Binary size

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

Bootstrap: 631.606s -> 630.852s (-0.12%)
Artifact size: 301.98 MiB -> 303.98 MiB (0.66%)

[Kobzol]

CI time of dist-aarch64-apple after the update:

[Kobzol]

Hmm, I'm not sure we should have sneaked LTO in here with the change to M1 builders. Hopefully it won't cause any issues, but next time I'd prefer to do it in a separate PR.