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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 Carte with Swift 6.0 for macOS (SPM).

Swift 6 data race errors: 2

Build Command

env DEVELOPER_DIR=/Applications/Xcode-15.3.0.app xcrun --toolchain org.swift.600202405261a swift build --arch arm64 -Xswiftc -Xfrontend -Xswiftc -stats-output-dir -Xswiftc -Xfrontend -Xswiftc .stats -Xswiftc -strict-concurrency=complete

Build Log

========================================
RunAll
========================================
Builder version: 4.40.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/devxoul/Carte.git
Reference: master
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/devxoul/Carte
 * branch            master     -> FETCH_HEAD
 * [new branch]      master     -> origin/master
HEAD is now at fb7d4f8 Bump version to 2.2.1
Cloned https://github.com/devxoul/Carte.git
Revision (git rev-parse @):
fb7d4f845e09e1ee9d6c8b36b7411c31adbe635d
SUCCESS checkout https://github.com/devxoul/Carte.git at master
========================================
Build
========================================
Selected platform:         macosSpm
Swift version:             6.0
Building package at path:  $workDir
https://github.com/devxoul/Carte.git
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-15.3.0.app xcrun --toolchain org.swift.600202405261a 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-6F35C1178C84523A.txt
[3/6] Compiling Carte CarteItem.swift
[4/6] Compiling Carte CarteViewController.swift
[5/6] Compiling Carte Carte.swift
/Users/admin/builder/spi-builder-workspace/Sources/Carte/Carte.swift:11:21: warning: static property 'infoDictionary' is not concurrency-safe because it is non-isolated global shared mutable state; this is an error in the Swift 6 language mode
 9 |
10 | public class Carte {
11 |   public static var infoDictionary: [String: Any]? = Bundle.main.infoDictionary {
   |                     |- warning: static property 'infoDictionary' is not concurrency-safe because it is non-isolated global shared mutable state; this is an error in the Swift 6 language mode
   |                     |- note: convert 'infoDictionary' to a 'let' constant to make 'Sendable' shared state immutable
   |                     |- note: annotate 'infoDictionary' 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
12 |     didSet {
13 |       self._items = nil
/Users/admin/builder/spi-builder-workspace/Sources/Carte/Carte.swift:17:22: warning: static property '_items' is not concurrency-safe because it is non-isolated global shared mutable state; this is an error in the Swift 6 language mode
15 |   }
16 |
17 |   private static var _items: [CarteItem]? = nil
   |                      |- warning: static property '_items' is not concurrency-safe because it is non-isolated global shared mutable state; this is an error in the Swift 6 language mode
   |                      |- note: convert '_items' to a 'let' constant to make 'Sendable' shared state immutable
   |                      |- note: annotate '_items' 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
18 |   public static var items: [CarteItem] {
19 |     if let items = self._items {
[6/6] Emitting module Carte
/Users/admin/builder/spi-builder-workspace/Sources/Carte/Carte.swift:11:21: warning: static property 'infoDictionary' is not concurrency-safe because it is non-isolated global shared mutable state; this is an error in the Swift 6 language mode
 9 |
10 | public class Carte {
11 |   public static var infoDictionary: [String: Any]? = Bundle.main.infoDictionary {
   |                     |- warning: static property 'infoDictionary' is not concurrency-safe because it is non-isolated global shared mutable state; this is an error in the Swift 6 language mode
   |                     |- note: convert 'infoDictionary' to a 'let' constant to make 'Sendable' shared state immutable
   |                     |- note: annotate 'infoDictionary' 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
12 |     didSet {
13 |       self._items = nil
/Users/admin/builder/spi-builder-workspace/Sources/Carte/Carte.swift:17:22: warning: static property '_items' is not concurrency-safe because it is non-isolated global shared mutable state; this is an error in the Swift 6 language mode
15 |   }
16 |
17 |   private static var _items: [CarteItem]? = nil
   |                      |- warning: static property '_items' is not concurrency-safe because it is non-isolated global shared mutable state; this is an error in the Swift 6 language mode
   |                      |- note: convert '_items' to a 'let' constant to make 'Sendable' shared state immutable
   |                      |- note: annotate '_items' 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
18 |   public static var items: [CarteItem] {
19 |     if let items = self._items {
Build complete! (16.75s)
Build complete.
{
  "dependencies" : [
  ],
  "manifest_display_name" : "Carte",
  "name" : "Carte",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
    {
      "name" : "ios",
      "version" : "8.0"
    }
  ],
  "products" : [
    {
      "name" : "Carte",
      "targets" : [
        "Carte"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "swift_languages_versions" : [
    "4.2",
    "5"
  ],
  "targets" : [
    {
      "c99name" : "CarteTests",
      "module_type" : "SwiftTarget",
      "name" : "CarteTests",
      "path" : "Tests/CarteTests",
      "sources" : [
        "CarteTests.swift"
      ],
      "target_dependencies" : [
        "Carte"
      ],
      "type" : "test"
    },
    {
      "c99name" : "Carte",
      "module_type" : "SwiftTarget",
      "name" : "Carte",
      "path" : "Sources/Carte",
      "product_memberships" : [
        "Carte"
      ],
      "sources" : [
        "Carte.swift",
        "CarteItem.swift",
        "CarteViewController.swift"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "5.0"
}
Done.
This is a staging environment. For live and up-to-date package information, visit swiftpackageindex.com.