Delegate <CStr as Debug> to ByteStr

[tamird]

This allows UTF-8 characters to be printed without escapes, rather than
just ASCII.

r? @joshtriplett

[joshtriplett]

Looks reasonable to me. r=me once CI passes.

[joshtriplett]

@bors delegate+

[bors]

✌️ @tamird, you can now approve this pull request!

If @joshtriplett told you to "r=me" after making some further change, please make that change, then do @bors r=@joshtriplett

[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)

[TIMING] core::build_steps::test::Crate { compiler: Compiler { stage: 1, host: x86_64-unknown-linux-gnu, forced_compiler: true }, target: x86_64-unknown-linux-gnu, mode: Std, crates: ["std"] } -- 71.150
Build completed successfully in 0:01:15
+ head -n 1 /tmp/browser-ui-test.version
+ npm install browser-ui-test@0.20.6 --unsafe-perm=true
npm ERR! code 1
npm ERR! path /checkout/obj/node_modules/puppeteer
npm ERR! command failed
npm ERR! command sh -c node install.mjs
npm ERR! Chrome (127.0.6533.88) downloaded to /root/.cache/puppeteer/chrome/linux-127.0.6533.88
npm ERR! Error: ERROR: Failed to set up chrome-headless-shell v127.0.6533.88! Set "PUPPETEER_SKIP_DOWNLOAD" env variable to skip download.
npm ERR!     at file:///checkout/obj/node_modules/puppeteer/lib/esm/puppeteer/node/install.js:84:27
npm ERR!     at process.processTicksAndRejections (node:internal/process/task_queues:95:5)
npm ERR!     at async Promise.all (index 1)
npm ERR!     at async downloadBrowser (file:///checkout/obj/node_modules/puppeteer/lib/esm/puppeteer/node/install.js:90:9) {
npm ERR!   [cause]: Error: Download failed: server returned code 500. URL: https://storage.googleapis.com/chrome-for-testing-public/127.0.6533.88/linux64/chrome-headless-shell-linux64.zip
npm ERR!       at file:///checkout/obj/node_modules/@puppeteer/browsers/lib/esm/httpUtil.js:67:31
npm ERR!       at ClientRequest.requestCallback (file:///checkout/obj/node_modules/@puppeteer/browsers/lib/esm/httpUtil.js:45:13)
npm ERR!       at Object.onceWrapper (node:events:633:26)
npm ERR!       at ClientRequest.emit (node:events:518:28)
npm ERR!       at HTTPParser.parserOnIncomingClient (node:_http_client:698:27)
npm ERR!       at HTTPParser.parserOnHeadersComplete (node:_http_common:119:17)
npm ERR!       at TLSSocket.socketOnData (node:_http_client:540:22)
npm ERR!       at TLSSocket.emit (node:events:518:28)
npm ERR!       at addChunk (node:internal/streams/readable:559:12)
npm ERR!       at readableAddChunkPushByteMode (node:internal/streams/readable:510:3)
npm ERR! }

npm ERR! A complete log of this run can be found in: /root/.npm/_logs/2025-06-12T18_02_46_889Z-debug-0.log
  local time: Thu Jun 12 18:03:01 UTC 2025
  network time: Thu, 12 Jun 2025 18:03:01 GMT
##[error]Process completed with exit code 1.
Post job cleanup.

[tamird]

@bors retry

[tamird]

Something's up with gnu-tools but not caused by this PR and I ran the tests locally so

@bors r=@joshtriplett

[bors]

📌 Commit a820620 has been approved by joshtriplett

It is now in the queue for this repository.

[Kobzol]

@rust-timer build e2e7d9b

(For #142442)

[rust-timer]

Finished benchmarking commit (e2e7d9b): comparison URL.

Overall result: ✅ improvements - no action needed

Benchmarking this pull request means it may be perf-sensitive – we'll automatically label it not fit for rolling up. You can override this, but we strongly advise not to, due to possible changes in compiler perf.

@bors rollup=never
@rustbot label: -S-waiting-on-perf -perf-regression

Instruction count

Our most reliable metric. Used to determine the overall result above. However, even this metric can be noisy.

	mean	range	count
Regressions ❌ (primary)	-	-	0
Regressions ❌ (secondary)	-	-	0
Improvements ✅ (primary)	-1.3%	[-1.3%, -1.3%]	1
Improvements ✅ (secondary)	-1.2%	[-1.2%, -1.2%]	1
All ❌✅ (primary)	-1.3%	[-1.3%, -1.3%]	1

Max RSS (memory usage)

Results (primary -0.7%, secondary 3.1%)

A less reliable metric. May be of interest, but not used to determine the overall result above.

	mean	range	count
Regressions ❌ (primary)	-	-	0
Regressions ❌ (secondary)	3.1%	[3.1%, 3.1%]	1
Improvements ✅ (primary)	-0.7%	[-0.7%, -0.7%]	1
Improvements ✅ (secondary)	-	-	0
All ❌✅ (primary)	-0.7%	[-0.7%, -0.7%]	1

Cycles

Results (secondary -1.4%)

A less reliable metric. May be of interest, but not used to determine the overall result above.

	mean	range	count
Regressions ❌ (primary)	-	-	0
Regressions ❌ (secondary)	2.3%	[2.3%, 2.3%]	1
Improvements ✅ (primary)	-	-	0
Improvements ✅ (secondary)	-3.3%	[-3.9%, -2.7%]	2
All ❌✅ (primary)	-	-	0

Binary size

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

Bootstrap: 754.993s -> 690.459s (-8.55%)
Artifact size: 372.27 MiB -> 372.25 MiB (-0.01%)