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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 FileBuilder, reference main (9b93d0), with Swift 6.1 for macOS (SPM) on 29 Apr 2025 00:48:11 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

Build Log

========================================
RunAll
========================================
Builder version: 4.61.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/danielctull/FileBuilder.git
Reference: main
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/danielctull/FileBuilder
 * branch            main       -> FETCH_HEAD
 * [new branch]      main       -> origin/main
HEAD is now at 9b93d0e Rename property wrapper to Mutable
Cloned https://github.com/danielctull/FileBuilder.git
Revision (git rev-parse @):
9b93d0e95ed9560bc8917fef856f6b3077ce278d
SUCCESS checkout https://github.com/danielctull/FileBuilder.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": "filebuilder",
      "name": "FileBuilder",
      "url": "https://github.com/danielctull/FileBuilder.git",
      "version": "unspecified",
      "path": "/Users/admin/builder/spi-builder-workspace/.resolve-product-dependencies/.build/checkouts/FileBuilder",
      "dependencies": [
      ]
    }
  ]
}
Fetching https://github.com/danielctull/FileBuilder.git
[1/2328] Fetching filebuilder
Fetched https://github.com/danielctull/FileBuilder.git from cache (0.90s)
Creating working copy for https://github.com/danielctull/FileBuilder.git
Working copy of https://github.com/danielctull/FileBuilder.git resolved at main (9b93d0e)
warning: '.resolve-product-dependencies': dependency 'filebuilder' is not used by any target
Found 0 product dependencies
========================================
Build
========================================
Selected platform:         macosSpm
Swift version:             6.1
Building package at path:  $PWD
https://github.com/danielctull/FileBuilder.git
https://github.com/danielctull/FileBuilder.git
{
  "dependencies" : [
  ],
  "manifest_display_name" : "FileBuilder",
  "name" : "FileBuilder",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
    {
      "name" : "ios",
      "version" : "14.0"
    },
    {
      "name" : "macos",
      "version" : "11.0"
    },
    {
      "name" : "tvos",
      "version" : "14.0"
    },
    {
      "name" : "watchos",
      "version" : "7.0"
    }
  ],
  "products" : [
    {
      "name" : "FileBuilder",
      "targets" : [
        "FileBuilder"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    },
    {
      "name" : "FileBuilderTesting",
      "targets" : [
        "FileBuilderTesting"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "FileBuilderTests",
      "module_type" : "SwiftTarget",
      "name" : "FileBuilderTests",
      "path" : "Tests/FileBuilderTests",
      "sources" : [
        "DataRandom.swift",
        "DirectoryTests.swift",
        "EnvironmentTests.swift",
        "FileBuilderTests.swift",
        "FileModifierTests.swift",
        "FileTests.swift",
        "IndentationTests.swift",
        "StringEncodingTests.swift",
        "TextBuilderTests.swift",
        "TextModifierTests.swift",
        "TextTests.swift",
        "WrapTests.swift"
      ],
      "target_dependencies" : [
        "FileBuilder",
        "FileBuilderTesting"
      ],
      "type" : "test"
    },
    {
      "c99name" : "FileBuilderTesting",
      "module_type" : "SwiftTarget",
      "name" : "FileBuilderTesting",
      "path" : "Sources/FileBuilderTesting",
      "product_memberships" : [
        "FileBuilderTesting"
      ],
      "sources" : [
        "AssertFile.swift",
        "AssertText.swift",
        "Item.swift"
      ],
      "target_dependencies" : [
        "FileBuilder"
      ],
      "type" : "library"
    },
    {
      "c99name" : "FileBuilder",
      "module_type" : "SwiftTarget",
      "name" : "FileBuilder",
      "path" : "Sources/FileBuilder",
      "product_memberships" : [
        "FileBuilder",
        "FileBuilderTesting"
      ],
      "sources" : [
        "Environment.swift",
        "File/Content/AccumulatedFile.swift",
        "File/Content/ArrayFile.swift",
        "File/Content/BuiltinFile.swift",
        "File/Content/EitherFile.swift",
        "File/Content/EmptyFile.swift",
        "File/Content/GroupFile.swift",
        "File/Content/NeverFile.swift",
        "File/Content/OptionalFile.swift",
        "File/DataFile.swift",
        "File/Directory.swift",
        "File/Environment/StringEncoding.swift",
        "File/File.swift",
        "File/FileBuilder.swift",
        "File/FileEnvironment.swift",
        "File/FileModifier.swift",
        "File/FileName.swift",
        "File/TextFile.swift",
        "General Content/Accumulated.swift",
        "General Content/Either.swift",
        "General Content/Empty.swift",
        "General Content/Group.swift",
        "General Content/Modified.swift",
        "Text/Content/AccumulatedText.swift",
        "Text/Content/ArrayText.swift",
        "Text/Content/BuiltinText.swift",
        "Text/Content/EitherText.swift",
        "Text/Content/EmptyText.swift",
        "Text/Content/GroupText.swift",
        "Text/Content/Line.swift",
        "Text/Content/NeverText.swift",
        "Text/Content/OptionalText.swift",
        "Text/Content/String.swift",
        "Text/Modifiers/Indentation.swift",
        "Text/Modifiers/Wrap.swift",
        "Text/Text.swift",
        "Text/TextBuilder.swift",
        "Text/TextEnvironment.swift",
        "Text/TextModifier.swift"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "6.0"
}
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
Building for debugging...
[0/3] Write sources
[2/3] Write swift-version-2F0A5646E1D333AE.txt
[4/40] Emitting module FileBuilder
[5/43] Compiling FileBuilder TextBuilder.swift
[6/43] Compiling FileBuilder TextEnvironment.swift
[7/43] Compiling FileBuilder TextModifier.swift
[8/43] Compiling FileBuilder OptionalFile.swift
[9/43] Compiling FileBuilder DataFile.swift
[10/43] Compiling FileBuilder Directory.swift
[11/43] Compiling FileBuilder StringEncoding.swift
[12/43] Compiling FileBuilder Environment.swift
[13/43] Compiling FileBuilder AccumulatedFile.swift
[14/43] Compiling FileBuilder ArrayFile.swift
[15/43] Compiling FileBuilder BuiltinFile.swift
[16/43] Compiling FileBuilder String.swift
[17/43] Compiling FileBuilder Indentation.swift
[18/43] Compiling FileBuilder Wrap.swift
[19/43] Compiling FileBuilder Text.swift
[20/43] Compiling FileBuilder Empty.swift
[21/43] Compiling FileBuilder Group.swift
[22/43] Compiling FileBuilder Modified.swift
[23/43] Compiling FileBuilder AccumulatedText.swift
[24/43] Compiling FileBuilder FileName.swift
[25/43] Compiling FileBuilder TextFile.swift
[26/43] Compiling FileBuilder Accumulated.swift
[27/43] Compiling FileBuilder Either.swift
[28/43] Compiling FileBuilder GroupText.swift
[29/43] Compiling FileBuilder Line.swift
[30/43] Compiling FileBuilder NeverText.swift
[31/43] Compiling FileBuilder OptionalText.swift
[32/43] Compiling FileBuilder ArrayText.swift
[33/43] Compiling FileBuilder BuiltinText.swift
[34/43] Compiling FileBuilder EitherText.swift
[35/43] Compiling FileBuilder EmptyText.swift
[36/43] Compiling FileBuilder EitherFile.swift
[37/43] Compiling FileBuilder EmptyFile.swift
[38/43] Compiling FileBuilder GroupFile.swift
[39/43] Compiling FileBuilder NeverFile.swift
[40/43] Compiling FileBuilder File.swift
[41/43] Compiling FileBuilder FileBuilder.swift
[42/43] Compiling FileBuilder FileEnvironment.swift
[43/43] Compiling FileBuilder FileModifier.swift
[44/47] Compiling FileBuilderTesting AssertFile.swift
[45/47] Compiling FileBuilderTesting Item.swift
[46/47] Compiling FileBuilderTesting AssertText.swift
[47/47] Emitting module FileBuilderTesting
Build complete! (11.90s)
Build complete.
{
  "dependencies" : [
  ],
  "manifest_display_name" : "FileBuilder",
  "name" : "FileBuilder",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
    {
      "name" : "ios",
      "version" : "14.0"
    },
    {
      "name" : "macos",
      "version" : "11.0"
    },
    {
      "name" : "tvos",
      "version" : "14.0"
    },
    {
      "name" : "watchos",
      "version" : "7.0"
    }
  ],
  "products" : [
    {
      "name" : "FileBuilder",
      "targets" : [
        "FileBuilder"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    },
    {
      "name" : "FileBuilderTesting",
      "targets" : [
        "FileBuilderTesting"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "FileBuilderTests",
      "module_type" : "SwiftTarget",
      "name" : "FileBuilderTests",
      "path" : "Tests/FileBuilderTests",
      "sources" : [
        "DataRandom.swift",
        "DirectoryTests.swift",
        "EnvironmentTests.swift",
        "FileBuilderTests.swift",
        "FileModifierTests.swift",
        "FileTests.swift",
        "IndentationTests.swift",
        "StringEncodingTests.swift",
        "TextBuilderTests.swift",
        "TextModifierTests.swift",
        "TextTests.swift",
        "WrapTests.swift"
      ],
      "target_dependencies" : [
        "FileBuilder",
        "FileBuilderTesting"
      ],
      "type" : "test"
    },
    {
      "c99name" : "FileBuilderTesting",
      "module_type" : "SwiftTarget",
      "name" : "FileBuilderTesting",
      "path" : "Sources/FileBuilderTesting",
      "product_memberships" : [
        "FileBuilderTesting"
      ],
      "sources" : [
        "AssertFile.swift",
        "AssertText.swift",
        "Item.swift"
      ],
      "target_dependencies" : [
        "FileBuilder"
      ],
      "type" : "library"
    },
    {
      "c99name" : "FileBuilder",
      "module_type" : "SwiftTarget",
      "name" : "FileBuilder",
      "path" : "Sources/FileBuilder",
      "product_memberships" : [
        "FileBuilder",
        "FileBuilderTesting"
      ],
      "sources" : [
        "Environment.swift",
        "File/Content/AccumulatedFile.swift",
        "File/Content/ArrayFile.swift",
        "File/Content/BuiltinFile.swift",
        "File/Content/EitherFile.swift",
        "File/Content/EmptyFile.swift",
        "File/Content/GroupFile.swift",
        "File/Content/NeverFile.swift",
        "File/Content/OptionalFile.swift",
        "File/DataFile.swift",
        "File/Directory.swift",
        "File/Environment/StringEncoding.swift",
        "File/File.swift",
        "File/FileBuilder.swift",
        "File/FileEnvironment.swift",
        "File/FileModifier.swift",
        "File/FileName.swift",
        "File/TextFile.swift",
        "General Content/Accumulated.swift",
        "General Content/Either.swift",
        "General Content/Empty.swift",
        "General Content/Group.swift",
        "General Content/Modified.swift",
        "Text/Content/AccumulatedText.swift",
        "Text/Content/ArrayText.swift",
        "Text/Content/BuiltinText.swift",
        "Text/Content/EitherText.swift",
        "Text/Content/EmptyText.swift",
        "Text/Content/GroupText.swift",
        "Text/Content/Line.swift",
        "Text/Content/NeverText.swift",
        "Text/Content/OptionalText.swift",
        "Text/Content/String.swift",
        "Text/Modifiers/Indentation.swift",
        "Text/Modifiers/Wrap.swift",
        "Text/Text.swift",
        "Text/TextBuilder.swift",
        "Text/TextEnvironment.swift",
        "Text/TextModifier.swift"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "6.0"
}
Done.