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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 kvSIMD.swift, reference main (d95f35), with Swift 6.1 for macOS (SPM) on 30 Apr 2025 16:55:17 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: 4.61.1
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/keyvariable/kvSIMD.swift.git
Reference: main
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/keyvariable/kvSIMD.swift
 * branch            main       -> FETCH_HEAD
 * [new branch]      main       -> origin/main
HEAD is now at d95f359 README.
Cloned https://github.com/keyvariable/kvSIMD.swift.git
Revision (git rev-parse @):
d95f3590b28ffc35c51d570a521daea1ce74e490
SUCCESS checkout https://github.com/keyvariable/kvSIMD.swift.git at main
========================================
Build
========================================
Selected platform:         macosSpm
Swift version:             6.1
Building package at path:  $PWD
https://github.com/keyvariable/kvSIMD.swift.git
https://github.com/keyvariable/kvSIMD.swift.git
{
  "dependencies" : [
  ],
  "manifest_display_name" : "kvSIMD.swift",
  "name" : "kvSIMD.swift",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
  ],
  "products" : [
    {
      "name" : "kvSIMD",
      "targets" : [
        "kvSIMD_Placeholder"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    },
    {
      "name" : "kvSIMD.forced",
      "targets" : [
        "kvSIMD"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "kvSIMD_Placeholder",
      "module_type" : "SwiftTarget",
      "name" : "kvSIMD_Placeholder",
      "path" : "Sources/kvSIMD_Placeholder",
      "product_memberships" : [
        "kvSIMD"
      ],
      "sources" : [
        "kvSIMD_Placeholder.swift"
      ],
      "type" : "library"
    },
    {
      "c99name" : "kvSIMDTests",
      "module_type" : "SwiftTarget",
      "name" : "kvSIMDTests",
      "path" : "Tests/kvSIMDTests",
      "sources" : [
        "KvAux.swift",
        "KvConstantTests.swift",
        "KvConversionTests.swift",
        "KvFabricTests.swift",
        "KvFunctionTests.swift",
        "KvMatrixTests.swift",
        "KvQuaternionTests.swift",
        "KvTypeTests.swift"
      ],
      "target_dependencies" : [
        "kvSIMD"
      ],
      "type" : "test"
    },
    {
      "c99name" : "kvSIMD",
      "module_type" : "SwiftTarget",
      "name" : "kvSIMD",
      "path" : "Sources/kvSIMD",
      "product_memberships" : [
        "kvSIMD.forced"
      ],
      "sources" : [
        "KvAux.swift",
        "KvConstants.swift",
        "KvConversions.swift",
        "KvExtensions.swift",
        "KvFabrics.swift",
        "KvFunctions.swift",
        "KvMatrices.swift",
        "KvQuaternions.swift",
        "KvTypes.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
[4/15] Emitting module kvSIMD_Placeholder
[5/15] Compiling kvSIMD_Placeholder kvSIMD_Placeholder.swift
[6/15] Compiling kvSIMD KvMatrices.swift
[7/15] Compiling kvSIMD KvQuaternions.swift
[8/15] Compiling kvSIMD KvExtensions.swift
[9/15] Compiling kvSIMD KvFabrics.swift
[10/15] Compiling kvSIMD KvConversions.swift
[11/15] Compiling kvSIMD KvFunctions.swift
[12/15] Compiling kvSIMD KvTypes.swift
[13/15] Compiling kvSIMD KvConstants.swift
[14/15] Emitting module kvSIMD
[15/15] Compiling kvSIMD KvAux.swift
Build complete! (11.73s)
Build complete.
{
  "dependencies" : [
  ],
  "manifest_display_name" : "kvSIMD.swift",
  "name" : "kvSIMD.swift",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
  ],
  "products" : [
    {
      "name" : "kvSIMD",
      "targets" : [
        "kvSIMD_Placeholder"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    },
    {
      "name" : "kvSIMD.forced",
      "targets" : [
        "kvSIMD"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "kvSIMD_Placeholder",
      "module_type" : "SwiftTarget",
      "name" : "kvSIMD_Placeholder",
      "path" : "Sources/kvSIMD_Placeholder",
      "product_memberships" : [
        "kvSIMD"
      ],
      "sources" : [
        "kvSIMD_Placeholder.swift"
      ],
      "type" : "library"
    },
    {
      "c99name" : "kvSIMDTests",
      "module_type" : "SwiftTarget",
      "name" : "kvSIMDTests",
      "path" : "Tests/kvSIMDTests",
      "sources" : [
        "KvAux.swift",
        "KvConstantTests.swift",
        "KvConversionTests.swift",
        "KvFabricTests.swift",
        "KvFunctionTests.swift",
        "KvMatrixTests.swift",
        "KvQuaternionTests.swift",
        "KvTypeTests.swift"
      ],
      "target_dependencies" : [
        "kvSIMD"
      ],
      "type" : "test"
    },
    {
      "c99name" : "kvSIMD",
      "module_type" : "SwiftTarget",
      "name" : "kvSIMD",
      "path" : "Sources/kvSIMD",
      "product_memberships" : [
        "kvSIMD.forced"
      ],
      "sources" : [
        "KvAux.swift",
        "KvConstants.swift",
        "KvConversions.swift",
        "KvExtensions.swift",
        "KvFabrics.swift",
        "KvFunctions.swift",
        "KvMatrices.swift",
        "KvQuaternions.swift",
        "KvTypes.swift"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "6.0"
}
Done.