Bump boostrap compiler to new beta

[BoxyUwU]

Accidentally left some comments on the update cfgs commit directly xd

[rustbot]

r? @albertlarsan68

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[rustbot]

The Miri subtree was changed

cc @rust-lang/miri

[albertlarsan68]

LGTM

[albertlarsan68]

Thanks for the PR!
@bors r+ rollup=never

[bors]

📌 Commit 0091b8a has been approved by albertlarsan68

It is now in the queue for this repository.

[cuviper]

👻 boostrap

[Kobzol]

Let's prioritize this a bit, as it's bitrotty, the queue is long and we still have issues with the msvc-ext runner.

@bors priority=1

[BoxyUwU]

@bors p=1

[bors]

⌛ Testing commit 0091b8a with merge 12b26c1...

[bors]

☀️ Test successful - checks-actions
Approved by: albertlarsan68
Pushing 12b26c1 to master...

[rust-timer]

Finished benchmarking commit (12b26c1): comparison URL.

Overall result: no relevant changes - no action needed

@rustbot label: -perf-regression

Instruction count

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

Max RSS (memory usage)

Results (secondary 2.9%)

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)	2.9%	[2.0%, 4.0%]	3
Improvements ✅ (primary)	-	-	0
Improvements ✅ (secondary)	-	-	0
All ❌✅ (primary)	-	-	0

Cycles

Results (secondary 2.3%)

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)	2.3%	[2.3%, 2.3%]	1
Improvements ✅ (primary)	-	-	0
Improvements ✅ (secondary)	-	-	0
All ❌✅ (primary)	-	-	0

Binary size

Results (secondary 0.0%)

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)	0.0%	[0.0%, 0.0%]	2
Improvements ✅ (primary)	-	-	0
Improvements ✅ (secondary)	-	-	0
All ❌✅ (primary)	-	-	0

Bootstrap: 754.174s -> 755.94s (0.23%)
Artifact size: 341.04 MiB -> 341.08 MiB (0.01%)