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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 Concurrency, reference dev (f098b2), with Swift 6.0 for macOS (SPM) on 29 Jan 2025 00:27:44 UTC.

Swift 6 data race errors: 0

Build Command

env DEVELOPER_DIR=/Applications/Xcode-16.2.0.app xcrun swift build --arch arm64 -Xswiftc -Xfrontend -Xswiftc -stats-output-dir -Xswiftc -Xfrontend -Xswiftc .stats

Build Log

========================================
RunAll
========================================
Builder version: 4.60.1
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/space-code/concurrency.git
Reference: dev
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/space-code/concurrency
 * branch            dev        -> FETCH_HEAD
 * [new branch]      dev        -> origin/dev
HEAD is now at f098b24 Update `ci.yml` (#4)
Cloned https://github.com/space-code/concurrency.git
Revision (git rev-parse @):
f098b246fa7f126dd53669447a4455d9664d78d4
SUCCESS checkout https://github.com/space-code/concurrency.git at dev
========================================
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": "concurrency",
      "name": "Concurrency",
      "url": "https://github.com/space-code/concurrency.git",
      "version": "unspecified",
      "path": "/Users/admin/builder/spi-builder-workspace/.resolve-product-dependencies/.build/checkouts/concurrency",
      "dependencies": [
      ]
    }
  ]
}
Fetching https://github.com/space-code/concurrency.git
[4/154] Fetching concurrency
Fetched https://github.com/space-code/concurrency.git from cache (1.29s)
Creating working copy for https://github.com/space-code/concurrency.git
Working copy of https://github.com/space-code/concurrency.git resolved at dev (f098b24)
warning: '.resolve-product-dependencies': dependency 'concurrency' is not used by any target
Found 0 product dependencies
========================================
Build
========================================
Selected platform:         macosSpm
Swift version:             6.0
Building package at path:  $PWD
https://github.com/space-code/concurrency.git
https://github.com/space-code/concurrency.git
{
  "dependencies" : [
  ],
  "manifest_display_name" : "Concurrency",
  "name" : "Concurrency",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
    {
      "name" : "macos",
      "version" : "10.15"
    },
    {
      "name" : "ios",
      "version" : "13.0"
    },
    {
      "name" : "watchos",
      "version" : "6.0"
    },
    {
      "name" : "tvos",
      "version" : "13.0"
    }
  ],
  "products" : [
    {
      "name" : "Concurrency",
      "targets" : [
        "Concurrency"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    },
    {
      "name" : "TestConcurrency",
      "targets" : [
        "TestConcurrency"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "TestConcurrency",
      "module_type" : "SwiftTarget",
      "name" : "TestConcurrency",
      "path" : "Sources/TestConcurrency",
      "product_memberships" : [
        "TestConcurrency"
      ],
      "sources" : [
        "Task.swift",
        "TestDispatchQueue.swift",
        "TestDispatchQueueFactory.swift",
        "TestTaskFactory.swift"
      ],
      "target_dependencies" : [
        "Concurrency"
      ],
      "type" : "library"
    },
    {
      "c99name" : "ConcurrencyTests",
      "module_type" : "SwiftTarget",
      "name" : "ConcurrencyTests",
      "path" : "Tests/ConcurrencyTests",
      "sources" : [
        "DispatchQueueFactoryTests.swift"
      ],
      "target_dependencies" : [
        "Concurrency"
      ],
      "type" : "test"
    },
    {
      "c99name" : "Concurrency",
      "module_type" : "SwiftTarget",
      "name" : "Concurrency",
      "path" : "Sources/Concurrency",
      "product_memberships" : [
        "Concurrency",
        "TestConcurrency"
      ],
      "sources" : [
        "DispatchQueue/DispatchQueue+IDispatchQueue.swift",
        "DispatchQueue/IDispatchQueue.swift",
        "DispatchQueueFactory/DispatchQueueFactory.swift",
        "DispatchQueueFactory/IDispatchQueueFactory.swift",
        "TaskFactory/ITaskFactory.swift",
        "TaskFactory/TaskFactory.swift"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "6.0"
}
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-16.2.0.app xcrun swift build --arch arm64 -Xswiftc -Xfrontend -Xswiftc -stats-output-dir -Xswiftc -Xfrontend -Xswiftc .stats
Building for debugging...
[0/3] Write sources
[2/3] Write swift-version-5BDAB9E9C0126B9D.txt
[4/10] Compiling Concurrency TaskFactory.swift
[5/10] Compiling Concurrency ITaskFactory.swift
[6/10] Compiling Concurrency DispatchQueueFactory.swift
[7/10] Compiling Concurrency IDispatchQueue.swift
[8/10] Compiling Concurrency IDispatchQueueFactory.swift
[9/10] Compiling Concurrency DispatchQueue+IDispatchQueue.swift
[10/10] Emitting module Concurrency
[11/15] Compiling TestConcurrency TestDispatchQueueFactory.swift
[12/15] Emitting module TestConcurrency
[13/15] Compiling TestConcurrency Task.swift
[14/15] Compiling TestConcurrency TestTaskFactory.swift
[15/15] Compiling TestConcurrency TestDispatchQueue.swift
Build complete! (8.94s)
Build complete.
{
  "dependencies" : [
  ],
  "manifest_display_name" : "Concurrency",
  "name" : "Concurrency",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
    {
      "name" : "macos",
      "version" : "10.15"
    },
    {
      "name" : "ios",
      "version" : "13.0"
    },
    {
      "name" : "watchos",
      "version" : "6.0"
    },
    {
      "name" : "tvos",
      "version" : "13.0"
    }
  ],
  "products" : [
    {
      "name" : "Concurrency",
      "targets" : [
        "Concurrency"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    },
    {
      "name" : "TestConcurrency",
      "targets" : [
        "TestConcurrency"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "TestConcurrency",
      "module_type" : "SwiftTarget",
      "name" : "TestConcurrency",
      "path" : "Sources/TestConcurrency",
      "product_memberships" : [
        "TestConcurrency"
      ],
      "sources" : [
        "Task.swift",
        "TestDispatchQueue.swift",
        "TestDispatchQueueFactory.swift",
        "TestTaskFactory.swift"
      ],
      "target_dependencies" : [
        "Concurrency"
      ],
      "type" : "library"
    },
    {
      "c99name" : "ConcurrencyTests",
      "module_type" : "SwiftTarget",
      "name" : "ConcurrencyTests",
      "path" : "Tests/ConcurrencyTests",
      "sources" : [
        "DispatchQueueFactoryTests.swift"
      ],
      "target_dependencies" : [
        "Concurrency"
      ],
      "type" : "test"
    },
    {
      "c99name" : "Concurrency",
      "module_type" : "SwiftTarget",
      "name" : "Concurrency",
      "path" : "Sources/Concurrency",
      "product_memberships" : [
        "Concurrency",
        "TestConcurrency"
      ],
      "sources" : [
        "DispatchQueue/DispatchQueue+IDispatchQueue.swift",
        "DispatchQueue/IDispatchQueue.swift",
        "DispatchQueueFactory/DispatchQueueFactory.swift",
        "DispatchQueueFactory/IDispatchQueueFactory.swift",
        "TaskFactory/ITaskFactory.swift",
        "TaskFactory/TaskFactory.swift"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "6.0"
}
Done.