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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 SwiftFields, reference main (0cbdfb), with Swift 6.1 for macOS (SPM) on 27 Apr 2025 15:45:02 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/schwa/SwiftFields.git
Reference: main
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/schwa/SwiftFields
 * branch            main       -> FETCH_HEAD
 * [new branch]      main       -> origin/main
HEAD is now at 0cbdfba Swift to github workflows.
Cloned https://github.com/schwa/SwiftFields.git
Revision (git rev-parse @):
0cbdfba20cae4a16cafcd0b43216114fe861329c
SUCCESS checkout https://github.com/schwa/SwiftFields.git at main
Fetching https://github.com/apple/swift-numerics from cache
Fetching https://github.com/apple/swift-algorithms from cache
Fetching https://github.com/schwa/SwiftFormats
[1/703] Fetching swiftformats
Fetched https://github.com/schwa/SwiftFormats from cache (0.73s)
Computing version for https://github.com/schwa/SwiftFormats
Fetched https://github.com/apple/swift-numerics from cache (0.73s)
Fetched https://github.com/apple/swift-algorithms from cache (0.73s)
Computed https://github.com/schwa/SwiftFormats at 0.3.1 (1.73s)
Computing version for https://github.com/apple/swift-algorithms
Computed https://github.com/apple/swift-algorithms at 1.0.0 (0.58s)
Computing version for https://github.com/apple/swift-numerics
Computed https://github.com/apple/swift-numerics at 1.0.2 (0.56s)
Creating working copy for https://github.com/schwa/SwiftFormats
Working copy of https://github.com/schwa/SwiftFormats resolved at 0.3.1
Creating working copy for https://github.com/apple/swift-numerics
Working copy of https://github.com/apple/swift-numerics resolved at 1.0.2
Creating working copy for https://github.com/apple/swift-algorithms
Working copy of https://github.com/apple/swift-algorithms resolved at 1.0.0
========================================
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": "swiftfields",
      "name": "SwiftFields",
      "url": "https://github.com/schwa/SwiftFields.git",
      "version": "unspecified",
      "path": "/Users/admin/builder/spi-builder-workspace/.resolve-product-dependencies/.build/checkouts/SwiftFields",
      "dependencies": [
        {
          "identity": "swiftformats",
          "name": "SwiftFormats",
          "url": "https://github.com/schwa/SwiftFormats",
          "version": "0.3.6",
          "path": "/Users/admin/builder/spi-builder-workspace/.resolve-product-dependencies/.build/checkouts/SwiftFormats",
          "dependencies": [
            {
              "identity": "swift-algorithms",
              "name": "swift-algorithms",
              "url": "https://github.com/apple/swift-algorithms",
              "version": "1.2.1",
              "path": "/Users/admin/builder/spi-builder-workspace/.resolve-product-dependencies/.build/checkouts/swift-algorithms",
              "dependencies": [
                {
                  "identity": "swift-numerics",
                  "name": "swift-numerics",
                  "url": "https://github.com/apple/swift-numerics.git",
                  "version": "1.0.3",
                  "path": "/Users/admin/builder/spi-builder-workspace/.resolve-product-dependencies/.build/checkouts/swift-numerics",
                  "dependencies": [
                  ]
                }
              ]
            }
          ]
        }
      ]
    }
  ]
}
Fetching https://github.com/schwa/SwiftFields.git
[1/308] Fetching swiftfields
Fetched https://github.com/schwa/SwiftFields.git from cache (1.00s)
Fetching https://github.com/schwa/SwiftFormats from cache
Fetched https://github.com/schwa/SwiftFormats from cache (0.46s)
Computing version for https://github.com/schwa/SwiftFormats
Computed https://github.com/schwa/SwiftFormats at 0.3.6 (0.93s)
Fetching https://github.com/apple/swift-algorithms from cache
Fetched https://github.com/apple/swift-algorithms from cache (0.47s)
Computing version for https://github.com/apple/swift-algorithms
Computed https://github.com/apple/swift-algorithms at 1.2.1 (1.03s)
Fetching https://github.com/apple/swift-numerics.git from cache
Fetched https://github.com/apple/swift-numerics.git from cache (0.49s)
Computing version for https://github.com/apple/swift-numerics.git
Computed https://github.com/apple/swift-numerics.git at 1.0.3 (1.07s)
Creating working copy for https://github.com/schwa/SwiftFormats
Working copy of https://github.com/schwa/SwiftFormats resolved at 0.3.6
Creating working copy for https://github.com/apple/swift-algorithms
Working copy of https://github.com/apple/swift-algorithms resolved at 1.2.1
Creating working copy for https://github.com/apple/swift-numerics.git
Working copy of https://github.com/apple/swift-numerics.git resolved at 1.0.3
Creating working copy for https://github.com/schwa/SwiftFields.git
Working copy of https://github.com/schwa/SwiftFields.git resolved at main (0cbdfba)
warning: '.resolve-product-dependencies': dependency 'swiftfields' is not used by any target
Found 1 product dependencies
  - SwiftFormats
========================================
Build
========================================
Selected platform:         macosSpm
Swift version:             6.1
Building package at path:  $PWD
https://github.com/schwa/SwiftFields.git
https://github.com/schwa/SwiftFields.git
{
  "dependencies" : [
    {
      "identity" : "swiftformats",
      "requirement" : {
        "range" : [
          {
            "lower_bound" : "0.3.1",
            "upper_bound" : "1.0.0"
          }
        ]
      },
      "type" : "sourceControl",
      "url" : "https://github.com/schwa/SwiftFormats"
    }
  ],
  "manifest_display_name" : "SwiftFields",
  "name" : "SwiftFields",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
    {
      "name" : "ios",
      "version" : "16.0"
    },
    {
      "name" : "macos",
      "version" : "13.0"
    },
    {
      "name" : "tvos",
      "version" : "16.0"
    }
  ],
  "products" : [
    {
      "name" : "SwiftFields",
      "targets" : [
        "SwiftFields"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "SwiftFieldsTests",
      "module_type" : "SwiftTarget",
      "name" : "SwiftFieldsTests",
      "path" : "Tests/SwiftFieldsTests",
      "sources" : [
        "SwiftFieldsTests.swift"
      ],
      "target_dependencies" : [
        "SwiftFields"
      ],
      "type" : "test"
    },
    {
      "c99name" : "SwiftFields",
      "module_type" : "SwiftTarget",
      "name" : "SwiftFields",
      "path" : "Sources/SwiftFields",
      "product_dependencies" : [
        "SwiftFormats"
      ],
      "product_memberships" : [
        "SwiftFields"
      ],
      "sources" : [
        "AngleEditor.swift",
        "ClosedRangeSlider.swift",
        "PathSlider.swift",
        "Support.swift",
        "YASlider.swift"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "5.8"
}
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...
[0/6] Write sources
[4/6] Compiling _NumericsShims _NumericsShims.c
[5/6] Write swift-version-2F0A5646E1D333AE.txt
[7/16] Compiling RealModule Float80+Real.swift
[8/16] Compiling RealModule Real.swift
[9/17] Emitting module RealModule
[10/17] Compiling RealModule AugmentedArithmetic.swift
[11/17] Compiling RealModule ElementaryFunctions.swift
[12/17] Compiling RealModule Float+Real.swift
[13/17] Compiling RealModule Double+Real.swift
[14/17] Compiling RealModule ApproximateEquality.swift
[15/17] Compiling RealModule AlgebraicField.swift
[16/17] Compiling RealModule Float16+Real.swift
[17/17] Compiling RealModule RealFunctions.swift
[18/41] Compiling Algorithms Reductions.swift
[19/41] Compiling Algorithms Rotate.swift
[20/43] Compiling Algorithms Split.swift
[21/43] Compiling Algorithms Stride.swift
[22/43] Compiling Algorithms EitherSequence.swift
[23/43] Compiling Algorithms FirstNonNil.swift
[24/43] Compiling Algorithms FlattenCollection.swift
[25/43] Compiling Algorithms Suffix.swift
[26/43] Compiling Algorithms Trim.swift
[27/43] Compiling Algorithms Combinations.swift
[28/43] Compiling Algorithms Compacted.swift
[29/43] Compiling Algorithms Cycle.swift
[30/43] Compiling Algorithms Product.swift
[31/43] Compiling Algorithms RandomSample.swift
[32/43] Compiling Algorithms AdjacentPairs.swift
[33/43] Compiling Algorithms Chain.swift
[34/43] Compiling Algorithms Chunked.swift
[35/43] Compiling Algorithms Unique.swift
[36/43] Compiling Algorithms Windows.swift
[37/43] Compiling Algorithms Indexed.swift
[38/43] Compiling Algorithms Intersperse.swift
[39/43] Compiling Algorithms Joined.swift
[40/43] Compiling Algorithms MinMax.swift
[41/43] Compiling Algorithms Partition.swift
[42/43] Compiling Algorithms Permutations.swift
[43/43] Emitting module Algorithms
[44/63] Emitting module SwiftFormats
[45/65] Compiling SwiftFormats RadixedIntegerFormatStyle.swift
[46/65] Compiling SwiftFormats Scratch.swift
[47/65] Compiling SwiftFormats FormatStyle+Hexdump.swift
[48/65] Compiling SwiftFormats FormatStyle+JSON.swift
[49/65] Compiling SwiftFormats FormatStyle+Debugging.swift
[50/65] Compiling SwiftFormats FormatStyle+Extensions.swift
[51/65] Compiling SwiftFormats FormatStyle+Vector.swift
[52/65] Compiling SwiftFormats IncrementalParseStrategy.swift
[53/65] Compiling SwiftFormats SimpleListFormatStyle.swift
[54/65] Compiling SwiftFormats String+Extensions.swift
[55/65] Compiling SwiftFormats MappingFormatStyle.swift
[56/65] Compiling SwiftFormats ParseableFormatStyle+Measurement.swift
[57/65] Compiling SwiftFormats FormatStyle+Matrix.swift
[58/65] Compiling SwiftFormats FormatStyle+Quaternion.swift
[59/65] Compiling SwiftFormats Support.swift
[60/65] Compiling SwiftFormats TupleFormatStyle.swift
[61/65] Compiling SwiftFormats DegreesMinutesSecondsNotation.swift
[62/65] Compiling SwiftFormats FormatStyle+Angles.swift
[63/65] Compiling SwiftFormats FormatStyle+ClosedRange.swift
[64/65] Compiling SwiftFormats FormatStyle+Coordinates.swift
[65/65] Compiling SwiftFormats FormatStyle+CoreGraphics.swift
[66/71] Compiling SwiftFields YASlider.swift
[67/71] Compiling SwiftFields ClosedRangeSlider.swift
[68/71] Compiling SwiftFields PathSlider.swift
[69/71] Compiling SwiftFields AngleEditor.swift
[70/71] Compiling SwiftFields Support.swift
[71/71] Emitting module SwiftFields
Build complete! (11.78s)
Build complete.
{
  "dependencies" : [
    {
      "identity" : "swiftformats",
      "requirement" : {
        "range" : [
          {
            "lower_bound" : "0.3.1",
            "upper_bound" : "1.0.0"
          }
        ]
      },
      "type" : "sourceControl",
      "url" : "https://github.com/schwa/SwiftFormats"
    }
  ],
  "manifest_display_name" : "SwiftFields",
  "name" : "SwiftFields",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
    {
      "name" : "ios",
      "version" : "16.0"
    },
    {
      "name" : "macos",
      "version" : "13.0"
    },
    {
      "name" : "tvos",
      "version" : "16.0"
    }
  ],
  "products" : [
    {
      "name" : "SwiftFields",
      "targets" : [
        "SwiftFields"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "SwiftFieldsTests",
      "module_type" : "SwiftTarget",
      "name" : "SwiftFieldsTests",
      "path" : "Tests/SwiftFieldsTests",
      "sources" : [
        "SwiftFieldsTests.swift"
      ],
      "target_dependencies" : [
        "SwiftFields"
      ],
      "type" : "test"
    },
    {
      "c99name" : "SwiftFields",
      "module_type" : "SwiftTarget",
      "name" : "SwiftFields",
      "path" : "Sources/SwiftFields",
      "product_dependencies" : [
        "SwiftFormats"
      ],
      "product_memberships" : [
        "SwiftFields"
      ],
      "sources" : [
        "AngleEditor.swift",
        "ClosedRangeSlider.swift",
        "PathSlider.swift",
        "Support.swift",
        "YASlider.swift"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "5.8"
}
Done.