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Build Information

Successful build of swift-png, reference 4.5.1 (8a0bcd), with Swift 6.4 for macOS (SPM) on 21 Sep 2026 22:56:20 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/tayloraswift/swift-png.git
Reference: 4.5.1
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/tayloraswift/swift-png
 * tag               4.5.1      -> FETCH_HEAD
HEAD is now at 8a0bcd4 Merge pull request #93 from tayloraswift/android
Cloned https://github.com/tayloraswift/swift-png.git
Revision (git rev-parse @):
8a0bcd4df5e4b307c804937776a56dd6ecdf6396
SUCCESS checkout https://github.com/tayloraswift/swift-png.git at 4.5.1
========================================
Build
========================================
Selected platform:         macosSpm
Swift version:             6.4
Building package at path:  $PWD
https://github.com/tayloraswift/swift-png.git
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-27.0.0-Release.Candidate.app xcrun swift build --arch arm64
Building for debugging...
[Computing dependencies]
[Pre-planning 1 / 618]
[Planning deferred tasks]
[115 / 256]
[116 / 257] BaseDigits
[120 / 261] BaseDigits
[132 / 267] Base16
[141 / 270] BaseDigits
[150 / 271] Base16
[155 / 284] Base16
[167 / 284] LZ77
[174 / 285] LZ77
[180 / 310]
[185 / 310]
[189 / 310]
[191 / 310]
[202 / 310] PNG
[223 / 313]
[229 / 317] StreamingZlib-product
[237 / 323] decompression-benchmark-product
[256 / 328]
[265 / 331] decompression-benchmark-product
[274 / 341] decompression-benchmark-product
[282 / 345] PNGInspection
[295 / 345] ImagesInMemory-product
[301 / 345]
[314 / 347] OnlineDecoding-product
[321 / 348] CustomColor-product
[329 / 354] BasicDecoding-product
[340 / 354] OnlineDecoding-product
[348 / 354] CustomColor-product
[348 / 354] BasicGzip-product
[353 / 354] BasicDecoding-product
Build complete! (7.65 sec)
Fetching https://github.com/rarestype/h
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Fetched https://github.com/ordo-one/dollup (1.04s)
Fetched https://github.com/rarestype/h (1.04s)
Computing version for https://github.com/rarestype/h
Computed https://github.com/rarestype/h at 1.0.1 (1.69s)
Computing version for https://github.com/ordo-one/dollup
Computed https://github.com/ordo-one/dollup at 1.0.8 (0.56s)
Creating working copy for https://github.com/ordo-one/dollup
Working copy of https://github.com/ordo-one/dollup resolved at 1.0.8
Creating working copy for https://github.com/rarestype/h
Working copy of https://github.com/rarestype/h resolved at 1.0.1
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Downloaded https://get.rarestype.com/dollup/1.0.8/macOS-arm64/dollup.artifactbundle.zip (0.37s)
/Users/admin/builder/spi-builder-workspace/Sources/PNGInspection/PNG.Metadata (ext).swift:3:1: warning: extension declares a conformance of imported type 'Metadata' to imported protocol 'CustomStringConvertible'; this will not behave correctly if the owners of 'PNG' introduce this conformance in the future
 1 | import PNG
 2 |
 3 | extension PNG.Metadata: CustomStringConvertible {
   | |- warning: extension declares a conformance of imported type 'Metadata' to imported protocol 'CustomStringConvertible'; this will not behave correctly if the owners of 'PNG' introduce this conformance in the future
   | `- note: add '@retroactive' to silence this warning
 4 |     public var description: String {
 5 |         [
/Users/admin/builder/spi-builder-workspace/Sources/PNGInspection/PNG.SuggestedPalette (ext).swift:3:1: warning: extension declares a conformance of imported type 'SuggestedPalette' to imported protocol 'CustomStringConvertible'; this will not behave correctly if the owners of 'PNG' introduce this conformance in the future
 1 | import PNG
 2 |
 3 | extension PNG.SuggestedPalette: CustomStringConvertible {
   | |- warning: extension declares a conformance of imported type 'SuggestedPalette' to imported protocol 'CustomStringConvertible'; this will not behave correctly if the owners of 'PNG' introduce this conformance in the future
   | `- note: add '@retroactive' to silence this warning
 4 |     public var description: String {
 5 |         let swatches: [String]
/Users/admin/builder/spi-builder-workspace/Sources/PNGInspection/PNG.SuggestedPalette (ext).swift:3:1: warning: extension declares a conformance of imported type 'SuggestedPalette' to imported protocol 'CustomStringConvertible'; this will not behave correctly if the owners of 'PNG' introduce this conformance in the future
 1 | import PNG
 2 |
 3 | extension PNG.SuggestedPalette: CustomStringConvertible {
   | |- warning: extension declares a conformance of imported type 'SuggestedPalette' to imported protocol 'CustomStringConvertible'; this will not behave correctly if the owners of 'PNG' introduce this conformance in the future
   | `- note: add '@retroactive' to silence this warning
 4 |     public var description: String {
 5 |         let swatches: [String]
/Users/admin/builder/spi-builder-workspace/Sources/PNGInspection/PNG.Metadata (ext).swift:3:1: warning: extension declares a conformance of imported type 'Metadata' to imported protocol 'CustomStringConvertible'; this will not behave correctly if the owners of 'PNG' introduce this conformance in the future
 1 | import PNG
 2 |
 3 | extension PNG.Metadata: CustomStringConvertible {
   | |- warning: extension declares a conformance of imported type 'Metadata' to imported protocol 'CustomStringConvertible'; this will not behave correctly if the owners of 'PNG' introduce this conformance in the future
   | `- note: add '@retroactive' to silence this warning
 4 |     public var description: String {
 5 |         [
Build complete.
{
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      "identity" : "dollup",
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    {
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      "module_type" : "SwiftTarget",
      "name" : "ImageMetadata",
      "path" : "Snippets/PNG",
      "product_memberships" : [
        "ImageMetadata"
      ],
      "sources" : [
        "ImageMetadata.swift"
      ],
      "target_dependencies" : [
        "PNG",
        "LZ77"
      ],
      "type" : "snippet"
    },
    {
      "c99name" : "ImagesInMemory",
      "module_type" : "SwiftTarget",
      "name" : "ImagesInMemory",
      "path" : "Snippets/PNG",
      "product_memberships" : [
        "ImagesInMemory"
      ],
      "sources" : [
        "ImagesInMemory.swift"
      ],
      "target_dependencies" : [
        "PNG",
        "LZ77"
      ],
      "type" : "snippet"
    },
    {
      "c99name" : "iPhoneOptimized",
      "module_type" : "SwiftTarget",
      "name" : "iPhoneOptimized",
      "path" : "Snippets/PNG",
      "product_memberships" : [
        "iPhoneOptimized"
      ],
      "sources" : [
        "iPhoneOptimized.swift"
      ],
      "target_dependencies" : [
        "PNG",
        "LZ77"
      ],
      "type" : "snippet"
    },
    {
      "c99name" : "OnlineDecoding",
      "module_type" : "SwiftTarget",
      "name" : "OnlineDecoding",
      "path" : "Snippets/PNG",
      "product_memberships" : [
        "OnlineDecoding"
      ],
      "sources" : [
        "OnlineDecoding.swift"
      ],
      "target_dependencies" : [
        "PNG",
        "LZ77"
      ],
      "type" : "snippet"
    },
    {
      "c99name" : "BasicEncoding",
      "module_type" : "SwiftTarget",
      "name" : "BasicEncoding",
      "path" : "Snippets/PNG",
      "product_memberships" : [
        "BasicEncoding"
      ],
      "sources" : [
        "BasicEncoding.swift"
      ],
      "target_dependencies" : [
        "PNG",
        "LZ77"
      ],
      "type" : "snippet"
    },
    {
      "c99name" : "Indexing",
      "module_type" : "SwiftTarget",
      "name" : "Indexing",
      "path" : "Snippets/PNG",
      "product_memberships" : [
        "Indexing"
      ],
      "sources" : [
        "Indexing.swift"
      ],
      "target_dependencies" : [
        "PNG",
        "LZ77"
      ],
      "type" : "snippet"
    }
  ],
  "tools_version" : "5.8"
}
Done.