Add a specialization for encoding byte arrays in rmeta

[saethlin]

This specialization already exists for FileEncoder, but since EncodeContext is implemented by forwarding down to FileEncoder, using EncodeContext used to bypass the specialization.

[rustbot]

r? @b-naber

(rustbot has picked a reviewer for you, use r? to override)

[cjgillot]

@bors r+ rollup=never

[bors]

📌 Commit b233263 has been approved by cjgillot

It is now in the queue for this repository.

[bors]

⌛ Testing commit b233263 with merge 26d6c2a1979bc7838996a15d9d9c3e1f439e7e81...

[rust-log-analyzer]

The job aarch64-gnu failed! Check out the build log: (web) (plain)

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

test [ui] tests/ui/lint/must_not_suspend/dedup.rs#drop_tracking_mir ... ok
test [ui] tests/ui/lint/lint-unnecessary-parens.rs ... ok
test [ui] tests/ui/lint/must_not_suspend/gated.rs ... ok
test [ui] tests/ui/lint/must_not_suspend/dedup.rs#no_drop_tracking ... ok
##[error]The runner has received a shutdown signal. This can happen when the runner service is stopped, or a manually started runner is canceled.
test [ui] tests/ui/lint/must_not_suspend/other_items.rs ... ok
test [ui] tests/ui/lint/lints-in-foreign-macros.rs ... ok
test [ui] tests/ui/lint/must_not_suspend/ref-drop-tracking.rs ... ok
test [ui] tests/ui/lint/must_not_suspend/ref.rs#drop_tracking ... ok
---

  local time: Mon Aug 28 00:01:58 UTC 2023
  network time: test [ui] tests/ui/lint/reasons-erroneous.rs ... ok
test [ui] tests/ui/lint/redundant-semicolon/item-stmt-semi.rs ... ok
Session terminated, killing shell... ...killed.
test [ui] tests/ui/lint/reasons-forbidden.rs ... ok
time="2023-08-28T00:01:58Z" level=error msg="error waiting for container: unexpected EOF"
##[error]The operation was canceled.

[bors]

💔 Test failed - checks-actions

[saethlin]

I'm guessing that the failure was spurious 🤞
@bors r=cjgillot rollup=never

[bors]

💡 This pull request was already approved, no need to approve it again.

• This pull request previously failed. You should add more commits to fix the bug, or use retry to trigger a build again.
• There's another pull request that is currently being tested, blocking this pull request: [experiment] Test perf when unconditionally EvaluatedToUnknown on inductive cycles #115107

[bors]

📌 Commit b233263 has been approved by cjgillot

It is now in the queue for this repository.

[saethlin]

Uh... so is it being tested or not? Also how is this blocked by a try build?

[bors]

⌛ Testing commit b233263 with merge 3f8c8f5...

[bors]

☀️ Test successful - checks-actions
Approved by: cjgillot
Pushing 3f8c8f5 to master...

[rust-timer]

Finished benchmarking commit (3f8c8f5): comparison URL.

Overall result: ❌ regressions - 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)	1.0%	[1.0%, 1.0%]	1
Improvements ✅ (primary)	-	-	0
Improvements ✅ (secondary)	-	-	0
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)	0.5%	[0.5%, 0.5%]	1
Regressions ❌ (secondary)	-	-	0
Improvements ✅ (primary)	-3.7%	[-3.7%, -3.7%]	1
Improvements ✅ (secondary)	-2.9%	[-3.8%, -2.2%]	3
All ❌✅ (primary)	-1.6%	[-3.7%, 0.5%]	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: 631.998s -> 631.903s (-0.02%)
Artifact size: 316.03 MiB -> 316.08 MiB (0.02%)