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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 KDTree, reference master (35d140), with Swift 6.0 for macOS (SPM) on 3 Nov 2024 13:25:19 UTC.

Swift 6 data race errors: 1

Build Command

env DEVELOPER_DIR=/Applications/Xcode-16.1.0.app xcrun swift build --arch arm64 -Xswiftc -Xfrontend -Xswiftc -stats-output-dir -Xswiftc -Xfrontend -Xswiftc .stats -Xswiftc -strict-concurrency=complete

Build Log

========================================
RunAll
========================================
Builder version: 4.56.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/Bersaelor/KDTree.git
Reference: master
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/Bersaelor/KDTree
 * branch            master     -> FETCH_HEAD
 * [new branch]      master     -> origin/master
HEAD is now at 35d1406 Merge pull request #61 from heckj/visionOS_support
Cloned https://github.com/Bersaelor/KDTree.git
Revision (git rev-parse @):
35d14064d48d92a0c2c1215b93a3118f558b2e6b
SUCCESS checkout https://github.com/Bersaelor/KDTree.git at master
========================================
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": "kdtree",
      "name": "KDTree",
      "url": "https://github.com/Bersaelor/KDTree.git",
      "version": "unspecified",
      "path": "/Users/admin/builder/spi-builder-workspace/.resolve-product-dependencies/.build/checkouts/KDTree",
      "dependencies": [
      ]
    }
  ]
}
Fetching https://github.com/Bersaelor/KDTree.git
[1/3549] Fetching kdtree
Fetched https://github.com/Bersaelor/KDTree.git from cache (3.64s)
Creating working copy for https://github.com/Bersaelor/KDTree.git
Working copy of https://github.com/Bersaelor/KDTree.git resolved at master (35d1406)
warning: '.resolve-product-dependencies': dependency 'kdtree' is not used by any target
Found 0 product dependencies
========================================
Build
========================================
Selected platform:         macosSpm
Swift version:             6.0
Building package at path:  $PWD
https://github.com/Bersaelor/KDTree.git
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-16.1.0.app xcrun swift build --arch arm64 -Xswiftc -Xfrontend -Xswiftc -stats-output-dir -Xswiftc -Xfrontend -Xswiftc .stats -Xswiftc -strict-concurrency=complete
Building for debugging...
[0/2] Write sources
[1/2] Write swift-version--7754E27361AE5C74.txt
[3/12] Compiling KDTree KDTree+Codable.swift
[4/12] Compiling KDTree KDTree+RangeSearch.swift
[5/12] Compiling KDTree KDTree+CustomStringConvertible.swift
[6/12] Compiling KDTree KDTreePoint.swift
[7/12] Compiling KDTree KDTree.swift
[8/12] Compiling KDTree KDTree+Equatable.swift
[9/12] Compiling KDTree KDTree+NearestNeighbour.swift
[10/12] Compiling KDTree KDTree+Sequence.swift
[11/12] Emitting module KDTree
/Users/admin/builder/spi-builder-workspace/Sources/CGPoint+KDTreePoint.swift:30:23: warning: static property 'dimensions' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
28 |
29 | extension CGPoint: KDTreePoint {
30 |     public static var dimensions = 2
   |                       |- warning: static property 'dimensions' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
   |                       |- note: convert 'dimensions' to a 'let' constant to make 'Sendable' shared state immutable
   |                       |- note: annotate 'dimensions' with '@MainActor' if property should only be accessed from the main actor
   |                       `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
31 |
32 |     public func kdDimension(_ dimension: Int) -> Double {
[12/12] Compiling KDTree CGPoint+KDTreePoint.swift
/Users/admin/builder/spi-builder-workspace/Sources/CGPoint+KDTreePoint.swift:30:23: warning: static property 'dimensions' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
28 |
29 | extension CGPoint: KDTreePoint {
30 |     public static var dimensions = 2
   |                       |- warning: static property 'dimensions' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
   |                       |- note: convert 'dimensions' to a 'let' constant to make 'Sendable' shared state immutable
   |                       |- note: annotate 'dimensions' with '@MainActor' if property should only be accessed from the main actor
   |                       `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
31 |
32 |     public func kdDimension(_ dimension: Int) -> Double {
Build complete! (14.04s)
Build complete.
{
  "dependencies" : [
  ],
  "manifest_display_name" : "KDTree",
  "name" : "KDTree",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
    {
      "name" : "ios",
      "version" : "9.0"
    },
    {
      "name" : "macos",
      "version" : "10.10"
    },
    {
      "name" : "tvos",
      "version" : "9.0"
    },
    {
      "name" : "watchos",
      "version" : "4.0"
    }
  ],
  "products" : [
    {
      "name" : "KDTree",
      "targets" : [
        "KDTree"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "KDTreeTests",
      "module_type" : "SwiftTarget",
      "name" : "KDTreeTests",
      "path" : "Tests/KDTreeTests",
      "sources" : [
        "KDTreeTests.swift"
      ],
      "target_dependencies" : [
        "KDTree"
      ],
      "type" : "test"
    },
    {
      "c99name" : "KDTree",
      "module_type" : "SwiftTarget",
      "name" : "KDTree",
      "path" : "Sources",
      "product_memberships" : [
        "KDTree"
      ],
      "sources" : [
        "CGPoint+KDTreePoint.swift",
        "KDTree+Codable.swift",
        "KDTree+CustomStringConvertible.swift",
        "KDTree+Equatable.swift",
        "KDTree+NearestNeighbour.swift",
        "KDTree+RangeSearch.swift",
        "KDTree+Sequence.swift",
        "KDTree.swift",
        "KDTreePoint.swift"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "5.2"
}
Done.