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Track the adoption of Swift 6 strict concurrency checks for data race safety. How many packages are Ready for Swift 6?

Build Information

Successful build of SwiftMsgPack, reference 1.2.0 (6a9b7d), with Swift 6.1 for macOS (SPM) on 27 Apr 2025 05:18:38 UTC.

Swift 6 data race errors: 1

Build Command

env DEVELOPER_DIR=/Applications/Xcode-16.3.0.app xcrun swift build --arch arm64 -Xswiftc -Xfrontend -Xswiftc -stats-output-dir -Xswiftc -Xfrontend -Xswiftc .stats -Xswiftc -strict-concurrency=complete -Xswiftc -enable-upcoming-feature -Xswiftc StrictConcurrency -Xswiftc -enable-upcoming-feature -Xswiftc DisableOutwardActorInference -Xswiftc -enable-upcoming-feature -Xswiftc GlobalActorIsolatedTypesUsability -Xswiftc -enable-upcoming-feature -Xswiftc InferSendableFromCaptures

Build Log

========================================
RunAll
========================================
Builder version: 4.61.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/malcommac/SwiftMsgPack.git
Reference: 1.2.0
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/malcommac/SwiftMsgPack
 * tag               1.2.0      -> FETCH_HEAD
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 1.2.0
========================================
ResolveProductDependencies
========================================
Resolving dependencies ...
{
  "identity": ".resolve-product-dependencies",
  "name": "resolve-dependencies",
  "url": "/Users/admin/builder/spi-builder-workspace/.resolve-product-dependencies",
  "version": "unspecified",
  "path": "/Users/admin/builder/spi-builder-workspace/.resolve-product-dependencies",
  "dependencies": [
    {
      "identity": "swiftmsgpack",
      "name": "SwiftMsgPack",
      "url": "https://github.com/malcommac/SwiftMsgPack.git",
      "version": "unspecified",
      "path": "/Users/admin/builder/spi-builder-workspace/.resolve-product-dependencies/.build/checkouts/SwiftMsgPack",
      "dependencies": [
      ]
    }
  ]
}
Fetching https://github.com/malcommac/SwiftMsgPack.git
[1/439] Fetching swiftmsgpack
Fetched https://github.com/malcommac/SwiftMsgPack.git from cache (0.89s)
Creating working copy for https://github.com/malcommac/SwiftMsgPack.git
Working copy of https://github.com/malcommac/SwiftMsgPack.git resolved at 1.2.0 (6a9b7d7)
warning: '.resolve-product-dependencies': dependency 'swiftmsgpack' is not used by any target
Found 0 product dependencies
========================================
Build
========================================
Selected platform:         macosSpm
Swift version:             6.1
Building package at path:  $PWD
https://github.com/malcommac/SwiftMsgPack.git
https://github.com/malcommac/SwiftMsgPack.git
{
  "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"
}
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-16.3.0.app xcrun swift build --arch arm64 -Xswiftc -Xfrontend -Xswiftc -stats-output-dir -Xswiftc -Xfrontend -Xswiftc .stats -Xswiftc -strict-concurrency=complete -Xswiftc -enable-upcoming-feature -Xswiftc StrictConcurrency -Xswiftc -enable-upcoming-feature -Xswiftc DisableOutwardActorInference -Xswiftc -enable-upcoming-feature -Xswiftc GlobalActorIsolatedTypesUsability -Xswiftc -enable-upcoming-feature -Xswiftc InferSendableFromCaptures
Building for debugging...
[0/2] Write sources
[1/2] Write swift-version-2F0A5646E1D333AE.txt
[3/6] Compiling SwiftMsgPack Decoder.swift
[4/6] Compiling SwiftMsgPack Commons.swift
/Users/admin/builder/spi-builder-workspace/Sources/SwiftMsgPack/Commons.swift:45:7: warning: associated value 'unsupportedValue' of 'Sendable'-conforming enum 'MsgPackError' has non-sendable type 'Any'; this is an error in the Swift 6 language mode
 43 | 	case unexpectedData
 44 | 	case dataIsTooBig(_: String)
 45 | 	case unsupportedValue(_: Any)
    |       `- warning: associated value 'unsupportedValue' of 'Sendable'-conforming enum 'MsgPackError' has non-sendable type 'Any'; this is an error in the Swift 6 language mode
 46 | }
 47 |
[5/6] Emitting module SwiftMsgPack
/Users/admin/builder/spi-builder-workspace/Sources/SwiftMsgPack/Commons.swift:45:7: warning: associated value 'unsupportedValue' of 'Sendable'-conforming enum 'MsgPackError' has non-sendable type 'Any'; this is an error in the Swift 6 language mode
 43 | 	case unexpectedData
 44 | 	case dataIsTooBig(_: String)
 45 | 	case unsupportedValue(_: Any)
    |       `- warning: associated value 'unsupportedValue' of 'Sendable'-conforming enum 'MsgPackError' has non-sendable type 'Any'; this is an error in the Swift 6 language mode
 46 | }
 47 |
[6/6] Compiling SwiftMsgPack Encoder.swift
/Users/admin/builder/spi-builder-workspace/Sources/SwiftMsgPack/Encoder.swift:225:16: warning: initialization of 'UnsafeBufferPointer<UInt8>' results in a dangling buffer pointer
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
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
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
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
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
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
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
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
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
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
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
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
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
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
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
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
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
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
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
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
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
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
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
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
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
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
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
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
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
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
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
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
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
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
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
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
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
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
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
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
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
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
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
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
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
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
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
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
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
529 | 		}
530 | 	}
Build complete! (4.78s)
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.