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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 Crayon, reference main (aafe1a), with Swift 6.0 for macOS (SPM) on 8 Mar 2025 15:01:18 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 -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: 4.60.1
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/divadretlaw/Crayon.git
Reference: main
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/divadretlaw/Crayon
 * branch            main       -> FETCH_HEAD
 * [new branch]      main       -> origin/main
HEAD is now at aafe1ad Update CSS colors
Cloned https://github.com/divadretlaw/Crayon.git
Revision (git rev-parse @):
aafe1ad2262b5e2622099eee0e3dae4b0967d8f2
SPI manifest file found: $PWD/.spi.yml
SUCCESS checkout https://github.com/divadretlaw/Crayon.git at main
========================================
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": "crayon",
      "name": "Crayon",
      "url": "https://github.com/divadretlaw/Crayon.git",
      "version": "unspecified",
      "path": "/Users/admin/builder/spi-builder-workspace/.resolve-product-dependencies/.build/checkouts/Crayon",
      "dependencies": [
      ]
    }
  ]
}
Fetching https://github.com/divadretlaw/Crayon.git
[1/139] Fetching crayon
Fetched https://github.com/divadretlaw/Crayon.git from cache (0.74s)
Creating working copy for https://github.com/divadretlaw/Crayon.git
Working copy of https://github.com/divadretlaw/Crayon.git resolved at main (aafe1ad)
warning: '.resolve-product-dependencies': dependency 'crayon' 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/divadretlaw/Crayon.git
https://github.com/divadretlaw/Crayon.git
{
  "dependencies" : [
  ],
  "manifest_display_name" : "Crayon",
  "name" : "Crayon",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
    {
      "name" : "ios",
      "version" : "12.0"
    },
    {
      "name" : "tvos",
      "version" : "12.0"
    },
    {
      "name" : "watchos",
      "version" : "4.0"
    },
    {
      "name" : "macos",
      "version" : "10.13"
    },
    {
      "name" : "visionos",
      "version" : "1.0"
    }
  ],
  "products" : [
    {
      "name" : "Crayon",
      "targets" : [
        "Crayon"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "CrayonTests",
      "module_type" : "SwiftTarget",
      "name" : "CrayonTests",
      "path" : "Tests/CrayonTests",
      "sources" : [
        "ColorTests.swift",
        "ImageTests.swift",
        "NSColorTests.swift",
        "UIColorTests.swift"
      ],
      "target_dependencies" : [
        "Crayon"
      ],
      "type" : "test"
    },
    {
      "c99name" : "Crayon",
      "module_type" : "SwiftTarget",
      "name" : "Crayon",
      "path" : "Sources/Crayon",
      "product_memberships" : [
        "Crayon"
      ],
      "sources" : [
        "CGColor.swift",
        "CSS/Color+CSS.swift",
        "CSS/NSColor+CSS.swift",
        "CSS/UIColor+CSS.swift",
        "Color.swift",
        "ColorSpace.swift",
        "Extensions/FloatingPoint+Extensions.swift",
        "Image.swift",
        "Models/HsbComponents.swift",
        "Models/RgbComponents.swift",
        "NSColor.swift",
        "UIColor.swift"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "5.9"
}
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 -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-5BDAB9E9C0126B9D.txt
[3/14] Compiling Crayon HsbComponents.swift
[4/14] Compiling Crayon RgbComponents.swift
[5/15] Compiling Crayon UIColor.swift
[6/15] Compiling Crayon Image.swift
[7/15] Compiling Crayon NSColor.swift
[8/15] Compiling Crayon ColorSpace.swift
[9/15] Compiling Crayon FloatingPoint+Extensions.swift
[10/15] Compiling Crayon Color.swift
[11/15] Compiling Crayon NSColor+CSS.swift
[12/15] Compiling Crayon UIColor+CSS.swift
[13/15] Compiling Crayon CGColor.swift
[14/15] Compiling Crayon Color+CSS.swift
[15/15] Emitting module Crayon
Build complete! (15.31s)
Build complete.
{
  "dependencies" : [
  ],
  "manifest_display_name" : "Crayon",
  "name" : "Crayon",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
    {
      "name" : "ios",
      "version" : "12.0"
    },
    {
      "name" : "tvos",
      "version" : "12.0"
    },
    {
      "name" : "watchos",
      "version" : "4.0"
    },
    {
      "name" : "macos",
      "version" : "10.13"
    },
    {
      "name" : "visionos",
      "version" : "1.0"
    }
  ],
  "products" : [
    {
      "name" : "Crayon",
      "targets" : [
        "Crayon"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "CrayonTests",
      "module_type" : "SwiftTarget",
      "name" : "CrayonTests",
      "path" : "Tests/CrayonTests",
      "sources" : [
        "ColorTests.swift",
        "ImageTests.swift",
        "NSColorTests.swift",
        "UIColorTests.swift"
      ],
      "target_dependencies" : [
        "Crayon"
      ],
      "type" : "test"
    },
    {
      "c99name" : "Crayon",
      "module_type" : "SwiftTarget",
      "name" : "Crayon",
      "path" : "Sources/Crayon",
      "product_memberships" : [
        "Crayon"
      ],
      "sources" : [
        "CGColor.swift",
        "CSS/Color+CSS.swift",
        "CSS/NSColor+CSS.swift",
        "CSS/UIColor+CSS.swift",
        "Color.swift",
        "ColorSpace.swift",
        "Extensions/FloatingPoint+Extensions.swift",
        "Image.swift",
        "Models/HsbComponents.swift",
        "Models/RgbComponents.swift",
        "NSColor.swift",
        "UIColor.swift"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "5.9"
}
Done.