Bump version to 1.66.0

[pietroalbini]

Part of the release process.

[rust-highfive]

r? @Mark-Simulacrum

(rust-highfive has picked a reviewer for you, use r? to override)

[pietroalbini]

@bors r+ rollup=never

[bors]

📌 Commit 0e87dac has been approved by pietroalbini

It is now in the queue for this repository.

[Dylan-DPC]

@bors p=1

[bors]

⌛ Testing commit 0e87dac with merge 5e09ca0523516846267bc1b2615dabe9d081a2ed...

[bors]

💔 Test failed - checks-actions

[rust-log-analyzer]

The job x86_64-gnu-tools failed! Check out the build log: (web) (plain)

Click to see the possible cause of the failure (guessed by this bot)

.......... (70/72)
..         (72/72)


/checkout/src/test/rustdoc-gui/basic-code.goml basic-code... FAILED
[ERROR] (line 3) expected 1 elements, found 0: for command `assert-count: (".line-numbers", 1)`
Build completed unsuccessfully in 0:01:59

[Mark-Simulacrum]

@bors retry rustdoc-gui expected 1 elements, found 0: for command assert-count: (".line-numbers", 1)

[bors]

⌛ Testing commit 0e87dac with merge c773c13...

[bors]

☀️ Test successful - checks-actions
Approved by: pietroalbini
Pushing c773c13 to master...

[rust-timer]

Finished benchmarking commit (c773c13): 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

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.

	mean1	range	count2
Regressions ❌ (primary)	2.4%	[2.1%, 2.7%]	2
Regressions ❌ (secondary)	-	-	0
Improvements ✅ (primary)	-	-	0
Improvements ✅ (secondary)	-	-	0
All ❌✅ (primary)	2.4%	[2.1%, 2.7%]	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.

	mean1	range	count2
Regressions ❌ (primary)	-	-	0
Regressions ❌ (secondary)	-	-	0
Improvements ✅ (primary)	-	-	0
Improvements ✅ (secondary)	-5.0%	[-5.2%, -4.7%]	2
All ❌✅ (primary)	-	-	0

Footnotes

1. the arithmetic mean of the percent change ↩ ↩²

2. number of relevant changes ↩ ↩²