Swift Package Index

Build Information

Successful build of CollectionConcurrencyKit, reference main (b4f23e), with Swift 6.4 for macOS (SPM) on 18 Sep 2026 01:43:43 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/JohnSundell/CollectionConcurrencyKit.git
Reference: main
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/JohnSundell/CollectionConcurrencyKit
 * branch            main       -> FETCH_HEAD
 * [new branch]      main       -> origin/main
HEAD is now at b4f23e2 README: Update system requirements for concurrency back-compat
Cloned https://github.com/JohnSundell/CollectionConcurrencyKit.git
Revision (git rev-parse @):
b4f23e24b5a1bff301efc5e70871083ca029ff95
SUCCESS checkout https://github.com/JohnSundell/CollectionConcurrencyKit.git at main
========================================
Build
========================================
Selected platform:         macosSpm
Swift version:             6.4
Building package at path:  $PWD
https://github.com/JohnSundell/CollectionConcurrencyKit.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]
[19 / 28]
[20 / 29] CollectionConcurrencyKit
[24 / 33] CollectionConcurrencyKit
[30 / 33] CollectionConcurrencyKit
Build complete! (4.19 sec)
Build complete.
{
  "dependencies" : [
  ],
  "manifest_display_name" : "CollectionConcurrencyKit",
  "name" : "CollectionConcurrencyKit",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
    {
      "name" : "ios",
      "version" : "13.0"
    },
    {
      "name" : "macos",
      "version" : "10.15"
    },
    {
      "name" : "watchos",
      "version" : "6.0"
    },
    {
      "name" : "tvos",
      "version" : "13.0"
    }
  ],
  "products" : [
    {
      "name" : "CollectionConcurrencyKit",
      "targets" : [
        "CollectionConcurrencyKit"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "CollectionConcurrencyKitTests",
      "module_type" : "SwiftTarget",
      "name" : "CollectionConcurrencyKitTests",
      "path" : "Tests",
      "sources" : [
        "CompactMapTests.swift",
        "FlatMapTests.swift",
        "ForEachTests.swift",
        "MapTests.swift",
        "TestCase.swift",
        "TimingTests.swift"
      ],
      "target_dependencies" : [
        "CollectionConcurrencyKit"
      ],
      "type" : "test"
    },
    {
      "c99name" : "CollectionConcurrencyKit",
      "module_type" : "SwiftTarget",
      "name" : "CollectionConcurrencyKit",
      "path" : "Sources",
      "product_memberships" : [
        "CollectionConcurrencyKit"
      ],
      "sources" : [
        "CollectionConcurrencyKit.swift"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "5.5"
}
Done.