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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 Plugin, reference 2.0.2 (bd5449), with Swift 6.1 for macOS (SPM) on 27 Apr 2025 10:29:10 UTC.

Swift 6 data race errors: 0

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/0xLeif/Plugin.git
Reference: 2.0.2
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/0xLeif/Plugin
 * tag               2.0.2      -> FETCH_HEAD
HEAD is now at bd5449f Promote public to open
Cloned https://github.com/0xLeif/Plugin.git
Revision (git rev-parse @):
bd5449fc40720589881bacb4ed7373ddfcb2d214
SUCCESS checkout https://github.com/0xLeif/Plugin.git at 2.0.2
Fetching https://github.com/0xLeif/Fork
[5/484] Fetching fork
Fetched https://github.com/0xLeif/Fork from cache (0.68s)
Computing version for https://github.com/0xLeif/Fork
Computed https://github.com/0xLeif/Fork at 1.3.0 (1.27s)
Creating working copy for https://github.com/0xLeif/Fork
Working copy of https://github.com/0xLeif/Fork resolved at 1.3.0
========================================
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": "plugin",
      "name": "Plugin",
      "url": "https://github.com/0xLeif/Plugin.git",
      "version": "unspecified",
      "path": "/Users/admin/builder/spi-builder-workspace/.resolve-product-dependencies/.build/checkouts/Plugin",
      "dependencies": [
        {
          "identity": "fork",
          "name": "Fork",
          "url": "https://github.com/0xLeif/Fork",
          "version": "1.3.0",
          "path": "/Users/admin/builder/spi-builder-workspace/.resolve-product-dependencies/.build/checkouts/Fork",
          "dependencies": [
          ]
        }
      ]
    }
  ]
}
Fetching https://github.com/0xLeif/Plugin.git
[1/153] Fetching plugin
Fetched https://github.com/0xLeif/Plugin.git from cache (0.58s)
Fetching https://github.com/0xLeif/Fork from cache
Fetched https://github.com/0xLeif/Fork from cache (0.40s)
Computing version for https://github.com/0xLeif/Fork
Computed https://github.com/0xLeif/Fork at 1.3.0 (0.46s)
Creating working copy for https://github.com/0xLeif/Plugin.git
Working copy of https://github.com/0xLeif/Plugin.git resolved at 2.0.2 (bd5449f)
Creating working copy for https://github.com/0xLeif/Fork
Working copy of https://github.com/0xLeif/Fork resolved at 1.3.0
warning: '.resolve-product-dependencies': dependency 'plugin' is not used by any target
Found 1 product dependencies
  - Fork
========================================
Build
========================================
Selected platform:         macosSpm
Swift version:             6.1
Building package at path:  $PWD
https://github.com/0xLeif/Plugin.git
https://github.com/0xLeif/Plugin.git
{
  "dependencies" : [
    {
      "identity" : "fork",
      "requirement" : {
        "range" : [
          {
            "lower_bound" : "1.2.0",
            "upper_bound" : "2.0.0"
          }
        ]
      },
      "type" : "sourceControl",
      "url" : "https://github.com/0xLeif/Fork"
    }
  ],
  "manifest_display_name" : "Plugin",
  "name" : "Plugin",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
    {
      "name" : "macos",
      "version" : "11.0"
    },
    {
      "name" : "ios",
      "version" : "14.0"
    },
    {
      "name" : "watchos",
      "version" : "7.0"
    },
    {
      "name" : "tvos",
      "version" : "14.0"
    }
  ],
  "products" : [
    {
      "name" : "Plugin",
      "targets" : [
        "Plugin"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "PluginTests",
      "module_type" : "SwiftTarget",
      "name" : "PluginTests",
      "path" : "Tests/PluginTests",
      "sources" : [
        "PluginTests.swift"
      ],
      "target_dependencies" : [
        "Plugin"
      ],
      "type" : "test"
    },
    {
      "c99name" : "Plugin",
      "module_type" : "SwiftTarget",
      "name" : "Plugin",
      "path" : "Sources/Plugin",
      "product_dependencies" : [
        "Fork"
      ],
      "product_memberships" : [
        "Plugin"
      ],
      "sources" : [
        "ImmutablePlugin.swift",
        "ImmutablePluginable.swift",
        "Plugin.swift",
        "Pluginable.swift"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "5.6"
}
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...
[0/3] Write sources
[2/3] Write swift-version-2F0A5646E1D333AE.txt
[4/13] Compiling Fork Fork.swift
[5/13] Compiling Fork ForkedActor.swift
[6/13] Compiling Fork Task+Fork.swift
[7/13] Compiling Fork Actor+ForkedActor.swift
[8/13] Compiling Fork BatchedForkedArray.swift
[9/13] Compiling Fork Sequence+ForkedArray.swift
[10/13] Emitting module Fork
[11/13] Compiling Fork KeyPathActor.swift
[12/13] Compiling Fork Sequence+BatchedForkedArray.swift
[13/13] Compiling Fork ForkedArray.swift
[14/18] Compiling Plugin ImmutablePluginable.swift
[15/18] Compiling Plugin Plugin.swift
[16/18] Emitting module Plugin
[17/18] Compiling Plugin Pluginable.swift
[18/18] Compiling Plugin ImmutablePlugin.swift
Build complete! (1.81s)
Build complete.
{
  "dependencies" : [
    {
      "identity" : "fork",
      "requirement" : {
        "range" : [
          {
            "lower_bound" : "1.2.0",
            "upper_bound" : "2.0.0"
          }
        ]
      },
      "type" : "sourceControl",
      "url" : "https://github.com/0xLeif/Fork"
    }
  ],
  "manifest_display_name" : "Plugin",
  "name" : "Plugin",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
    {
      "name" : "macos",
      "version" : "11.0"
    },
    {
      "name" : "ios",
      "version" : "14.0"
    },
    {
      "name" : "watchos",
      "version" : "7.0"
    },
    {
      "name" : "tvos",
      "version" : "14.0"
    }
  ],
  "products" : [
    {
      "name" : "Plugin",
      "targets" : [
        "Plugin"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "PluginTests",
      "module_type" : "SwiftTarget",
      "name" : "PluginTests",
      "path" : "Tests/PluginTests",
      "sources" : [
        "PluginTests.swift"
      ],
      "target_dependencies" : [
        "Plugin"
      ],
      "type" : "test"
    },
    {
      "c99name" : "Plugin",
      "module_type" : "SwiftTarget",
      "name" : "Plugin",
      "path" : "Sources/Plugin",
      "product_dependencies" : [
        "Fork"
      ],
      "product_memberships" : [
        "Plugin"
      ],
      "sources" : [
        "ImmutablePlugin.swift",
        "ImmutablePluginable.swift",
        "Plugin.swift",
        "Pluginable.swift"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "5.6"
}
Done.