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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 iFixFloat, reference main (c5c9a1), with Swift 6.1 for macOS (SPM) on 30 Apr 2025 00:20:49 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: 4.61.1
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/iShape-Swift/iFixFloat.git
Reference: main
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/iShape-Swift/iFixFloat
 * branch            main       -> FETCH_HEAD
 * [new branch]      main       -> origin/main
HEAD is now at c5c9a1f add excluded contain for triangle
Cloned https://github.com/iShape-Swift/iFixFloat.git
Revision (git rev-parse @):
c5c9a1fa50d8e6822a5ac8cd1385bc21196cb1bb
SUCCESS checkout https://github.com/iShape-Swift/iFixFloat.git at main
========================================
Build
========================================
Selected platform:         macosSpm
Swift version:             6.1
Building package at path:  $PWD
https://github.com/iShape-Swift/iFixFloat.git
https://github.com/iShape-Swift/iFixFloat.git
{
  "dependencies" : [
  ],
  "manifest_display_name" : "iFixFloat",
  "name" : "iFixFloat",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
  ],
  "products" : [
    {
      "name" : "iFixFloat",
      "targets" : [
        "iFixFloat"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "iFixFloatTests",
      "module_type" : "SwiftTarget",
      "name" : "iFixFloatTests",
      "path" : "Tests/iFixFloatTests",
      "sources" : [
        "BitpackTests.swift",
        "FixFloatTests.swift",
        "UInt128Tests.swift"
      ],
      "target_dependencies" : [
        "iFixFloat"
      ],
      "type" : "test"
    },
    {
      "c99name" : "iFixFloat",
      "module_type" : "SwiftTarget",
      "name" : "iFixFloat",
      "path" : "Sources/iFixFloat",
      "product_memberships" : [
        "iFixFloat"
      ],
      "sources" : [
        "BitPack.swift",
        "FixAngle.swift",
        "FixFloat.swift",
        "FixSin.swift",
        "FixVec.swift",
        "Point.swift",
        "Rect.swift",
        "Triangle.swift",
        "UInt128.swift",
        "Vec.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...
[0/2] Write sources
[1/2] Write swift-version-2F0A5646E1D333AE.txt
[3/12] Compiling iFixFloat Triangle.swift
[4/12] Compiling iFixFloat UInt128.swift
[5/13] Compiling iFixFloat Vec.swift
[6/13] Compiling iFixFloat BitPack.swift
[7/13] Compiling iFixFloat Rect.swift
[8/13] Compiling iFixFloat FixSin.swift
[9/13] Compiling iFixFloat FixFloat.swift
[10/13] Compiling iFixFloat Point.swift
[11/13] Compiling iFixFloat FixVec.swift
[12/13] Compiling iFixFloat FixAngle.swift
[13/13] Emitting module iFixFloat
Build complete! (3.33s)
Build complete.
{
  "dependencies" : [
  ],
  "manifest_display_name" : "iFixFloat",
  "name" : "iFixFloat",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
  ],
  "products" : [
    {
      "name" : "iFixFloat",
      "targets" : [
        "iFixFloat"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "iFixFloatTests",
      "module_type" : "SwiftTarget",
      "name" : "iFixFloatTests",
      "path" : "Tests/iFixFloatTests",
      "sources" : [
        "BitpackTests.swift",
        "FixFloatTests.swift",
        "UInt128Tests.swift"
      ],
      "target_dependencies" : [
        "iFixFloat"
      ],
      "type" : "test"
    },
    {
      "c99name" : "iFixFloat",
      "module_type" : "SwiftTarget",
      "name" : "iFixFloat",
      "path" : "Sources/iFixFloat",
      "product_memberships" : [
        "iFixFloat"
      ],
      "sources" : [
        "BitPack.swift",
        "FixAngle.swift",
        "FixFloat.swift",
        "FixSin.swift",
        "FixVec.swift",
        "Point.swift",
        "Rect.swift",
        "Triangle.swift",
        "UInt128.swift",
        "Vec.swift"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "5.8"
}
Done.