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Build Information

Successful build of SwiftMsgPack, reference master (6a9b7d), with Swift 6.4 for macOS (SPM) on 18 Sep 2026 17:59:36 UTC.

Swift 6 data race errors: 0

Build Command

env DEVELOPER_DIR=/Applications/Xcode-27.0.0-Release.Candidate.app xcrun swift build --arch arm64

Build Log

========================================
RunAll
========================================
Builder version: 5.1.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/malcommac/SwiftMsgPack.git
Reference: master
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/malcommac/SwiftMsgPack
 * branch            master     -> FETCH_HEAD
 * [new branch]      master     -> origin/master
HEAD is now at 6a9b7d7 Added 5.3 to Package.swift
Cloned https://github.com/malcommac/SwiftMsgPack.git
Revision (git rev-parse @):
6a9b7d73f78cd0f7e5ad280fde39a347f15baaf7
SUCCESS checkout https://github.com/malcommac/SwiftMsgPack.git at master
========================================
Build
========================================
Selected platform:         macosSpm
Swift version:             6.4
Building package at path:  $PWD
https://github.com/malcommac/SwiftMsgPack.git
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-27.0.0-Release.Candidate.app xcrun swift build --arch arm64
Building for debugging...
[Planning deferred tasks]
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Build complete! (6.89 sec)
/Users/admin/builder/spi-builder-workspace/Sources/SwiftMsgPack/Encoder.swift:225:16: warning: initialization of 'UnsafeBufferPointer<UInt8>' results in a dangling buffer pointer [#]8;;https://docs.swift.org/compiler/documentation/diagnostics/temporary-pointers\TemporaryPointers]8;;\]
223 |
224 | 			var data = UInt8(value)
225 | 			self.append(UnsafeBufferPointer(start: &data, count: 1))
    |                |                          |- note: implicit argument conversion from 'UInt8' to 'UnsafePointer<UInt8>?' produces a pointer valid only for the duration of the call to 'init(start:count:)'
    |                |                          `- note: use 'withUnsafePointer' in order to explicitly convert argument to pointer valid for a defined scope
    |                `- warning: initialization of 'UnsafeBufferPointer<UInt8>' results in a dangling buffer pointer [#]8;;https://docs.swift.org/compiler/documentation/diagnostics/temporary-pointers\TemporaryPointers]8;;\]
226 |
227 | 		case UInt64(UInt16.min)...UInt64(UInt16.max):
/Users/admin/builder/spi-builder-workspace/Sources/SwiftMsgPack/Encoder.swift:231:16: warning: initialization of 'UnsafeBufferPointer<UInt16>' results in a dangling buffer pointer [#]8;;https://docs.swift.org/compiler/documentation/diagnostics/temporary-pointers\TemporaryPointers]8;;\]
229 |
230 | 			var data = UInt16(value).bigEndian
231 | 			self.append(UnsafeBufferPointer(start: &data, count: 1))
    |                |                          |- note: implicit argument conversion from 'UInt16' to 'UnsafePointer<UInt16>?' produces a pointer valid only for the duration of the call to 'init(start:count:)'
    |                |                          `- note: use 'withUnsafePointer' in order to explicitly convert argument to pointer valid for a defined scope
    |                `- warning: initialization of 'UnsafeBufferPointer<UInt16>' results in a dangling buffer pointer [#]8;;https://docs.swift.org/compiler/documentation/diagnostics/temporary-pointers\TemporaryPointers]8;;\]
232 |
233 | 		case UInt64(UInt32.min)...UInt64(UInt32.max):
/Users/admin/builder/spi-builder-workspace/Sources/SwiftMsgPack/Encoder.swift:237:16: warning: initialization of 'UnsafeBufferPointer<UInt32>' results in a dangling buffer pointer [#]8;;https://docs.swift.org/compiler/documentation/diagnostics/temporary-pointers\TemporaryPointers]8;;\]
235 |
236 | 			var data = UInt32(value).bigEndian
237 | 			self.append(UnsafeBufferPointer(start: &data, count: 1))
    |                |                          |- note: implicit argument conversion from 'UInt32' to 'UnsafePointer<UInt32>?' produces a pointer valid only for the duration of the call to 'init(start:count:)'
    |                |                          `- note: use 'withUnsafePointer' in order to explicitly convert argument to pointer valid for a defined scope
    |                `- warning: initialization of 'UnsafeBufferPointer<UInt32>' results in a dangling buffer pointer [#]8;;https://docs.swift.org/compiler/documentation/diagnostics/temporary-pointers\TemporaryPointers]8;;\]
238 |
239 | 		default:
/Users/admin/builder/spi-builder-workspace/Sources/SwiftMsgPack/Encoder.swift:243:16: warning: initialization of 'UnsafeBufferPointer<UInt64>' results in a dangling buffer pointer [#]8;;https://docs.swift.org/compiler/documentation/diagnostics/temporary-pointers\TemporaryPointers]8;;\]
241 | 			// Write value
242 | 			var data = UInt64(value).bigEndian
243 | 			self.append(UnsafeBufferPointer(start: &data, count: 1))
    |                |                          |- note: implicit argument conversion from 'UInt64' to 'UnsafePointer<UInt64>?' produces a pointer valid only for the duration of the call to 'init(start:count:)'
    |                |                          `- note: use 'withUnsafePointer' in order to explicitly convert argument to pointer valid for a defined scope
    |                `- warning: initialization of 'UnsafeBufferPointer<UInt64>' results in a dangling buffer pointer [#]8;;https://docs.swift.org/compiler/documentation/diagnostics/temporary-pointers\TemporaryPointers]8;;\]
244 | 		}
245 |
/Users/admin/builder/spi-builder-workspace/Sources/SwiftMsgPack/Encoder.swift:264:16: warning: initialization of 'UnsafeBufferPointer<UInt32>' results in a dangling buffer pointer [#]8;;https://docs.swift.org/compiler/documentation/diagnostics/temporary-pointers\TemporaryPointers]8;;\]
262 |
263 | 			var data = UInt32(value).bigEndian
264 | 			self.append(UnsafeBufferPointer(start: &data, count: 1))
    |                |                          |- note: implicit argument conversion from 'UInt32' to 'UnsafePointer<UInt32>?' produces a pointer valid only for the duration of the call to 'init(start:count:)'
    |                |                          `- note: use 'withUnsafePointer' in order to explicitly convert argument to pointer valid for a defined scope
    |                `- warning: initialization of 'UnsafeBufferPointer<UInt32>' results in a dangling buffer pointer [#]8;;https://docs.swift.org/compiler/documentation/diagnostics/temporary-pointers\TemporaryPointers]8;;\]
265 |
266 | 		// UNSIGNED INT 16 BIT
/Users/admin/builder/spi-builder-workspace/Sources/SwiftMsgPack/Encoder.swift:271:16: warning: initialization of 'UnsafeBufferPointer<UInt16>' results in a dangling buffer pointer [#]8;;https://docs.swift.org/compiler/documentation/diagnostics/temporary-pointers\TemporaryPointers]8;;\]
269 |
270 | 			var data = UInt16(value).bigEndian
271 | 			self.append(UnsafeBufferPointer(start: &data, count: 1))
    |                |                          |- note: implicit argument conversion from 'UInt16' to 'UnsafePointer<UInt16>?' produces a pointer valid only for the duration of the call to 'init(start:count:)'
    |                |                          `- note: use 'withUnsafePointer' in order to explicitly convert argument to pointer valid for a defined scope
    |                `- warning: initialization of 'UnsafeBufferPointer<UInt16>' results in a dangling buffer pointer [#]8;;https://docs.swift.org/compiler/documentation/diagnostics/temporary-pointers\TemporaryPointers]8;;\]
272 |
273 | 		// POSITIVE INT 16 BIT
/Users/admin/builder/spi-builder-workspace/Sources/SwiftMsgPack/Encoder.swift:278:16: warning: initialization of 'UnsafeBufferPointer<UInt16>' results in a dangling buffer pointer [#]8;;https://docs.swift.org/compiler/documentation/diagnostics/temporary-pointers\TemporaryPointers]8;;\]
276 |
277 | 			var data = UInt16(value).bigEndian
278 | 			self.append(UnsafeBufferPointer(start: &data, count: 1))
    |                |                          |- note: implicit argument conversion from 'UInt16' to 'UnsafePointer<UInt16>?' produces a pointer valid only for the duration of the call to 'init(start:count:)'
    |                |                          `- note: use 'withUnsafePointer' in order to explicitly convert argument to pointer valid for a defined scope
    |                `- warning: initialization of 'UnsafeBufferPointer<UInt16>' results in a dangling buffer pointer [#]8;;https://docs.swift.org/compiler/documentation/diagnostics/temporary-pointers\TemporaryPointers]8;;\]
279 |
280 | 		// UNSIGNED INT 8 BIT
/Users/admin/builder/spi-builder-workspace/Sources/SwiftMsgPack/Encoder.swift:285:16: warning: initialization of 'UnsafeBufferPointer<UInt8>' results in a dangling buffer pointer [#]8;;https://docs.swift.org/compiler/documentation/diagnostics/temporary-pointers\TemporaryPointers]8;;\]
283 |
284 | 			var data = UInt8(value)
285 | 			self.append(UnsafeBufferPointer(start: &data, count: 1))
    |                |                          |- note: implicit argument conversion from 'UInt8' to 'UnsafePointer<UInt8>?' produces a pointer valid only for the duration of the call to 'init(start:count:)'
    |                |                          `- note: use 'withUnsafePointer' in order to explicitly convert argument to pointer valid for a defined scope
    |                `- warning: initialization of 'UnsafeBufferPointer<UInt8>' results in a dangling buffer pointer [#]8;;https://docs.swift.org/compiler/documentation/diagnostics/temporary-pointers\TemporaryPointers]8;;\]
286 |
287 | 		// POSITIVE INT 8 BIT
/Users/admin/builder/spi-builder-workspace/Sources/SwiftMsgPack/Encoder.swift:300:16: warning: initialization of 'UnsafeBufferPointer<UInt8>' results in a dangling buffer pointer [#]8;;https://docs.swift.org/compiler/documentation/diagnostics/temporary-pointers\TemporaryPointers]8;;\]
298 |
299 | 			var data = UInt8(value & 0xff)
300 | 			self.append(UnsafeBufferPointer(start: &data, count: 1))
    |                |                          |- note: implicit argument conversion from 'UInt8' to 'UnsafePointer<UInt8>?' produces a pointer valid only for the duration of the call to 'init(start:count:)'
    |                |                          `- note: use 'withUnsafePointer' in order to explicitly convert argument to pointer valid for a defined scope
    |                `- warning: initialization of 'UnsafeBufferPointer<UInt8>' results in a dangling buffer pointer [#]8;;https://docs.swift.org/compiler/documentation/diagnostics/temporary-pointers\TemporaryPointers]8;;\]
301 |
302 | 		// NEGATIVE INT 16 BIT
/Users/admin/builder/spi-builder-workspace/Sources/SwiftMsgPack/Encoder.swift:307:16: warning: initialization of 'UnsafeBufferPointer<UInt16>' results in a dangling buffer pointer [#]8;;https://docs.swift.org/compiler/documentation/diagnostics/temporary-pointers\TemporaryPointers]8;;\]
305 |
306 | 			var data = UInt16(bitPattern: Int16(value)).bigEndian
307 | 			self.append(UnsafeBufferPointer(start: &data, count: 1))
    |                |                          |- note: implicit argument conversion from 'UInt16' to 'UnsafePointer<UInt16>?' produces a pointer valid only for the duration of the call to 'init(start:count:)'
    |                |                          `- note: use 'withUnsafePointer' in order to explicitly convert argument to pointer valid for a defined scope
    |                `- warning: initialization of 'UnsafeBufferPointer<UInt16>' results in a dangling buffer pointer [#]8;;https://docs.swift.org/compiler/documentation/diagnostics/temporary-pointers\TemporaryPointers]8;;\]
308 |
309 | 		// NEGATIVE INT 32 BIT
/Users/admin/builder/spi-builder-workspace/Sources/SwiftMsgPack/Encoder.swift:314:16: warning: initialization of 'UnsafeBufferPointer<UInt32>' results in a dangling buffer pointer [#]8;;https://docs.swift.org/compiler/documentation/diagnostics/temporary-pointers\TemporaryPointers]8;;\]
312 |
313 | 			var data = UInt32(bitPattern: Int32(value)).bigEndian
314 | 			self.append(UnsafeBufferPointer(start: &data, count: 1))
    |                |                          |- note: implicit argument conversion from 'UInt32' to 'UnsafePointer<UInt32>?' produces a pointer valid only for the duration of the call to 'init(start:count:)'
    |                |                          `- note: use 'withUnsafePointer' in order to explicitly convert argument to pointer valid for a defined scope
    |                `- warning: initialization of 'UnsafeBufferPointer<UInt32>' results in a dangling buffer pointer [#]8;;https://docs.swift.org/compiler/documentation/diagnostics/temporary-pointers\TemporaryPointers]8;;\]
315 |
316 | 		// INT 64 BIT
/Users/admin/builder/spi-builder-workspace/Sources/SwiftMsgPack/Encoder.swift:321:16: warning: initialization of 'UnsafeBufferPointer<UInt64>' results in a dangling buffer pointer [#]8;;https://docs.swift.org/compiler/documentation/diagnostics/temporary-pointers\TemporaryPointers]8;;\]
319 |
320 | 			var data = UInt64(bitPattern: Int64(value)).bigEndian
321 | 			self.append(UnsafeBufferPointer(start: &data, count: 1))
    |                |                          |- note: implicit argument conversion from 'UInt64' to 'UnsafePointer<UInt64>?' produces a pointer valid only for the duration of the call to 'init(start:count:)'
    |                |                          `- note: use 'withUnsafePointer' in order to explicitly convert argument to pointer valid for a defined scope
    |                `- warning: initialization of 'UnsafeBufferPointer<UInt64>' results in a dangling buffer pointer [#]8;;https://docs.swift.org/compiler/documentation/diagnostics/temporary-pointers\TemporaryPointers]8;;\]
322 | 		}
323 |
/Users/admin/builder/spi-builder-workspace/Sources/SwiftMsgPack/Encoder.swift:338:15: warning: initialization of 'UnsafeBufferPointer<UInt32>' results in a dangling buffer pointer [#]8;;https://docs.swift.org/compiler/documentation/diagnostics/temporary-pointers\TemporaryPointers]8;;\]
336 |
337 | 		var data = value.bitPattern.bigEndian
338 | 		self.append(UnsafeBufferPointer(start: &data, count: 1))
    |               |                          |- note: implicit argument conversion from 'UInt32' to 'UnsafePointer<UInt32>?' produces a pointer valid only for the duration of the call to 'init(start:count:)'
    |               |                          `- note: use 'withUnsafePointer' in order to explicitly convert argument to pointer valid for a defined scope
    |               `- warning: initialization of 'UnsafeBufferPointer<UInt32>' results in a dangling buffer pointer [#]8;;https://docs.swift.org/compiler/documentation/diagnostics/temporary-pointers\TemporaryPointers]8;;\]
339 | 		return self
340 | 	}
/Users/admin/builder/spi-builder-workspace/Sources/SwiftMsgPack/Encoder.swift:353:15: warning: initialization of 'UnsafeBufferPointer<UInt64>' results in a dangling buffer pointer [#]8;;https://docs.swift.org/compiler/documentation/diagnostics/temporary-pointers\TemporaryPointers]8;;\]
351 |
352 | 		var data = value.bitPattern.bigEndian
353 | 		self.append(UnsafeBufferPointer(start: &data, count: 1))
    |               |                          |- note: implicit argument conversion from 'UInt64' to 'UnsafePointer<UInt64>?' produces a pointer valid only for the duration of the call to 'init(start:count:)'
    |               |                          `- note: use 'withUnsafePointer' in order to explicitly convert argument to pointer valid for a defined scope
    |               `- warning: initialization of 'UnsafeBufferPointer<UInt64>' results in a dangling buffer pointer [#]8;;https://docs.swift.org/compiler/documentation/diagnostics/temporary-pointers\TemporaryPointers]8;;\]
354 | 		return self
355 | 	}
/Users/admin/builder/spi-builder-workspace/Sources/SwiftMsgPack/Encoder.swift:433:16: warning: initialization of 'UnsafeBufferPointer<UInt8>' results in a dangling buffer pointer [#]8;;https://docs.swift.org/compiler/documentation/diagnostics/temporary-pointers\TemporaryPointers]8;;\]
431 | 	private mutating func writeDataTypeHeader(_ type: MsgPackType) throws {
432 | 		var type_value = try type.value()
433 | 		self.append( UnsafeBufferPointer(start: &type_value, count: 1) )
    |                |                          |- note: implicit argument conversion from 'UInt8' to 'UnsafePointer<UInt8>?' produces a pointer valid only for the duration of the call to 'init(start:count:)'
    |                |                          `- note: use 'withUnsafePointer' in order to explicitly convert argument to pointer valid for a defined scope
    |                `- warning: initialization of 'UnsafeBufferPointer<UInt8>' results in a dangling buffer pointer [#]8;;https://docs.swift.org/compiler/documentation/diagnostics/temporary-pointers\TemporaryPointers]8;;\]
434 | 	}
435 |
/Users/admin/builder/spi-builder-workspace/Sources/SwiftMsgPack/Encoder.swift:453:16: warning: initialization of 'UnsafeBufferPointer<UInt16>' results in a dangling buffer pointer [#]8;;https://docs.swift.org/compiler/documentation/diagnostics/temporary-pointers\TemporaryPointers]8;;\]
451 | 		} else if length < Int(UInt16.max) {
452 | 			var data_len = UInt16(length).bigEndian
453 | 			self.append(UnsafeBufferPointer(start: &data_len, count: 1))
    |                |                          |- note: implicit argument conversion from 'UInt16' to 'UnsafePointer<UInt16>?' produces a pointer valid only for the duration of the call to 'init(start:count:)'
    |                |                          `- note: use 'withUnsafePointer' in order to explicitly convert argument to pointer valid for a defined scope
    |                `- warning: initialization of 'UnsafeBufferPointer<UInt16>' results in a dangling buffer pointer [#]8;;https://docs.swift.org/compiler/documentation/diagnostics/temporary-pointers\TemporaryPointers]8;;\]
454 | 		} else { //if length < Int(UInt32.max) {
455 | 			var data_len = UInt32(length).bigEndian
/Users/admin/builder/spi-builder-workspace/Sources/SwiftMsgPack/Encoder.swift:456:16: warning: initialization of 'UnsafeBufferPointer<UInt32>' results in a dangling buffer pointer [#]8;;https://docs.swift.org/compiler/documentation/diagnostics/temporary-pointers\TemporaryPointers]8;;\]
454 | 		} else { //if length < Int(UInt32.max) {
455 | 			var data_len = UInt32(length).bigEndian
456 | 			self.append(UnsafeBufferPointer(start: &data_len, count: 1))
    |                |                          |- note: implicit argument conversion from 'UInt32' to 'UnsafePointer<UInt32>?' produces a pointer valid only for the duration of the call to 'init(start:count:)'
    |                |                          `- note: use 'withUnsafePointer' in order to explicitly convert argument to pointer valid for a defined scope
    |                `- warning: initialization of 'UnsafeBufferPointer<UInt32>' results in a dangling buffer pointer [#]8;;https://docs.swift.org/compiler/documentation/diagnostics/temporary-pointers\TemporaryPointers]8;;\]
457 | 		}
458 | 	}
/Users/admin/builder/spi-builder-workspace/Sources/SwiftMsgPack/Encoder.swift:472:16: warning: initialization of 'UnsafeBufferPointer<UInt16>' results in a dangling buffer pointer [#]8;;https://docs.swift.org/compiler/documentation/diagnostics/temporary-pointers\TemporaryPointers]8;;\]
470 | 		} else if length < Int(UInt16.max) {
471 | 			var data_len = UInt16(length).bigEndian
472 | 			self.append(UnsafeBufferPointer(start: &data_len, count: 1))
    |                |                          |- note: implicit argument conversion from 'UInt16' to 'UnsafePointer<UInt16>?' produces a pointer valid only for the duration of the call to 'init(start:count:)'
    |                |                          `- note: use 'withUnsafePointer' in order to explicitly convert argument to pointer valid for a defined scope
    |                `- warning: initialization of 'UnsafeBufferPointer<UInt16>' results in a dangling buffer pointer [#]8;;https://docs.swift.org/compiler/documentation/diagnostics/temporary-pointers\TemporaryPointers]8;;\]
473 | 		} else { //if length < Int(UInt32.max) {
474 | 			var data_len = UInt32(length).bigEndian
/Users/admin/builder/spi-builder-workspace/Sources/SwiftMsgPack/Encoder.swift:475:16: warning: initialization of 'UnsafeBufferPointer<UInt32>' results in a dangling buffer pointer [#]8;;https://docs.swift.org/compiler/documentation/diagnostics/temporary-pointers\TemporaryPointers]8;;\]
473 | 		} else { //if length < Int(UInt32.max) {
474 | 			var data_len = UInt32(length).bigEndian
475 | 			self.append(UnsafeBufferPointer(start: &data_len, count: 1))
    |                |                          |- note: implicit argument conversion from 'UInt32' to 'UnsafePointer<UInt32>?' produces a pointer valid only for the duration of the call to 'init(start:count:)'
    |                |                          `- note: use 'withUnsafePointer' in order to explicitly convert argument to pointer valid for a defined scope
    |                `- warning: initialization of 'UnsafeBufferPointer<UInt32>' results in a dangling buffer pointer [#]8;;https://docs.swift.org/compiler/documentation/diagnostics/temporary-pointers\TemporaryPointers]8;;\]
476 | 		}
477 |
/Users/admin/builder/spi-builder-workspace/Sources/SwiftMsgPack/Encoder.swift:491:16: warning: initialization of 'UnsafeBufferPointer<UInt8>' results in a dangling buffer pointer [#]8;;https://docs.swift.org/compiler/documentation/diagnostics/temporary-pointers\TemporaryPointers]8;;\]
489 | 		else if length < Int(UInt8.max) {
490 | 			var len_data = UInt8(length)
491 | 			self.append(UnsafeBufferPointer(start: &len_data, count: 1))
    |                |                          |- note: implicit argument conversion from 'UInt8' to 'UnsafePointer<UInt8>?' produces a pointer valid only for the duration of the call to 'init(start:count:)'
    |                |                          `- note: use 'withUnsafePointer' in order to explicitly convert argument to pointer valid for a defined scope
    |                `- warning: initialization of 'UnsafeBufferPointer<UInt8>' results in a dangling buffer pointer [#]8;;https://docs.swift.org/compiler/documentation/diagnostics/temporary-pointers\TemporaryPointers]8;;\]
492 | 		}
493 | 		else if length < Int(UInt16.max) {
/Users/admin/builder/spi-builder-workspace/Sources/SwiftMsgPack/Encoder.swift:495:16: warning: initialization of 'UnsafeBufferPointer<UInt16>' results in a dangling buffer pointer [#]8;;https://docs.swift.org/compiler/documentation/diagnostics/temporary-pointers\TemporaryPointers]8;;\]
493 | 		else if length < Int(UInt16.max) {
494 | 			var len_data = UInt16(length).bigEndian
495 | 			self.append(UnsafeBufferPointer(start: &len_data, count: 1))
    |                |                          |- note: implicit argument conversion from 'UInt16' to 'UnsafePointer<UInt16>?' produces a pointer valid only for the duration of the call to 'init(start:count:)'
    |                |                          `- note: use 'withUnsafePointer' in order to explicitly convert argument to pointer valid for a defined scope
    |                `- warning: initialization of 'UnsafeBufferPointer<UInt16>' results in a dangling buffer pointer [#]8;;https://docs.swift.org/compiler/documentation/diagnostics/temporary-pointers\TemporaryPointers]8;;\]
496 | 		}
497 | 		else { //if length < Int(UInt32.max) {
/Users/admin/builder/spi-builder-workspace/Sources/SwiftMsgPack/Encoder.swift:499:16: warning: initialization of 'UnsafeBufferPointer<UInt32>' results in a dangling buffer pointer [#]8;;https://docs.swift.org/compiler/documentation/diagnostics/temporary-pointers\TemporaryPointers]8;;\]
497 | 		else { //if length < Int(UInt32.max) {
498 | 			var len_data = UInt32(length).bigEndian
499 | 			self.append(UnsafeBufferPointer(start: &len_data, count: 1))
    |                |                          |- note: implicit argument conversion from 'UInt32' to 'UnsafePointer<UInt32>?' produces a pointer valid only for the duration of the call to 'init(start:count:)'
    |                |                          `- note: use 'withUnsafePointer' in order to explicitly convert argument to pointer valid for a defined scope
    |                `- warning: initialization of 'UnsafeBufferPointer<UInt32>' results in a dangling buffer pointer [#]8;;https://docs.swift.org/compiler/documentation/diagnostics/temporary-pointers\TemporaryPointers]8;;\]
500 | 		}
501 | 	}
/Users/admin/builder/spi-builder-workspace/Sources/SwiftMsgPack/Encoder.swift:514:16: warning: initialization of 'UnsafeBufferPointer<UInt8>' results in a dangling buffer pointer [#]8;;https://docs.swift.org/compiler/documentation/diagnostics/temporary-pointers\TemporaryPointers]8;;\]
512 |
513 | 			var data_len = UInt8(length)
514 | 			self.append(UnsafeBufferPointer(start: &data_len, count: 1))
    |                |                          |- note: implicit argument conversion from 'UInt8' to 'UnsafePointer<UInt8>?' produces a pointer valid only for the duration of the call to 'init(start:count:)'
    |                |                          `- note: use 'withUnsafePointer' in order to explicitly convert argument to pointer valid for a defined scope
    |                `- warning: initialization of 'UnsafeBufferPointer<UInt8>' results in a dangling buffer pointer [#]8;;https://docs.swift.org/compiler/documentation/diagnostics/temporary-pointers\TemporaryPointers]8;;\]
515 | 		}
516 | 			// 16 BIT LENGTH
/Users/admin/builder/spi-builder-workspace/Sources/SwiftMsgPack/Encoder.swift:521:16: warning: initialization of 'UnsafeBufferPointer<UInt16>' results in a dangling buffer pointer [#]8;;https://docs.swift.org/compiler/documentation/diagnostics/temporary-pointers\TemporaryPointers]8;;\]
519 |
520 | 			var data_len = UInt16(length).bigEndian
521 | 			self.append(UnsafeBufferPointer(start: &data_len, count: 1))
    |                |                          |- note: implicit argument conversion from 'UInt16' to 'UnsafePointer<UInt16>?' produces a pointer valid only for the duration of the call to 'init(start:count:)'
    |                |                          `- note: use 'withUnsafePointer' in order to explicitly convert argument to pointer valid for a defined scope
    |                `- warning: initialization of 'UnsafeBufferPointer<UInt16>' results in a dangling buffer pointer [#]8;;https://docs.swift.org/compiler/documentation/diagnostics/temporary-pointers\TemporaryPointers]8;;\]
522 | 		}
523 | 			// 32 BIT LENGTH
/Users/admin/builder/spi-builder-workspace/Sources/SwiftMsgPack/Encoder.swift:528:16: warning: initialization of 'UnsafeBufferPointer<UInt32>' results in a dangling buffer pointer [#]8;;https://docs.swift.org/compiler/documentation/diagnostics/temporary-pointers\TemporaryPointers]8;;\]
526 |
527 | 			var data_len = UInt32(length).bigEndian
528 | 			self.append(UnsafeBufferPointer(start: &data_len, count: 1))
    |                |                          |- note: implicit argument conversion from 'UInt32' to 'UnsafePointer<UInt32>?' produces a pointer valid only for the duration of the call to 'init(start:count:)'
    |                |                          `- note: use 'withUnsafePointer' in order to explicitly convert argument to pointer valid for a defined scope
    |                `- warning: initialization of 'UnsafeBufferPointer<UInt32>' results in a dangling buffer pointer [#]8;;https://docs.swift.org/compiler/documentation/diagnostics/temporary-pointers\TemporaryPointers]8;;\]
529 | 		}
530 | 	}
[#TemporaryPointers]: <https://docs.swift.org/compiler/documentation/diagnostics/temporary-pointers>
Build complete.
{
  "dependencies" : [
  ],
  "manifest_display_name" : "SwiftMsgPack",
  "name" : "SwiftMsgPack",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
  ],
  "products" : [
    {
      "name" : "SwiftMsgPack",
      "targets" : [
        "SwiftMsgPack"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "SwiftMsgPackTests",
      "module_type" : "SwiftTarget",
      "name" : "SwiftMsgPackTests",
      "path" : "Tests/SwiftMsgPackTests",
      "sources" : [
        "SwiftMsgPackTests_Array.swift",
        "SwiftMsgPackTests_BoolNil.swift",
        "SwiftMsgPackTests_Data.swift",
        "SwiftMsgPackTests_Dictionary.swift",
        "SwiftMsgPackTests_Numeric.swift",
        "SwiftMsgPackTests_String.swift"
      ],
      "target_dependencies" : [
        "SwiftMsgPack"
      ],
      "type" : "test"
    },
    {
      "c99name" : "SwiftMsgPack",
      "module_type" : "SwiftTarget",
      "name" : "SwiftMsgPack",
      "path" : "Sources/SwiftMsgPack",
      "product_memberships" : [
        "SwiftMsgPack"
      ],
      "sources" : [
        "Commons.swift",
        "Decoder.swift",
        "Encoder.swift"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "5.3"
}
Done.