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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 SwiftQuests, reference develop (18d8aa), with Swift 6.0 for macOS (SPM) on 2 Nov 2024 17:44:07 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/Ast3r10n/swiftquests.git
Reference: develop
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/Ast3r10n/swiftquests
 * branch            develop    -> FETCH_HEAD
 * [new branch]      develop    -> origin/develop
HEAD is now at 18d8aa0 Merge pull request #35 from Ast3r10n/release/0.4.0
Cloned https://github.com/Ast3r10n/swiftquests.git
Revision (git rev-parse @):
18d8aa018ce6d3a91c55a78f116312018703c5ac
SUCCESS checkout https://github.com/Ast3r10n/swiftquests.git at develop
========================================
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": "swiftquests",
      "name": "SwiftQuests",
      "url": "https://github.com/Ast3r10n/swiftquests.git",
      "version": "unspecified",
      "path": "/Users/admin/builder/spi-builder-workspace/.resolve-product-dependencies/.build/checkouts/swiftquests",
      "dependencies": [
      ]
    }
  ]
}
Fetching https://github.com/Ast3r10n/swiftquests.git
[1/724] Fetching swiftquests
Fetched https://github.com/Ast3r10n/swiftquests.git from cache (0.85s)
Creating working copy for https://github.com/Ast3r10n/swiftquests.git
Working copy of https://github.com/Ast3r10n/swiftquests.git resolved at develop (18d8aa0)
warning: '.resolve-product-dependencies': dependency 'swiftquests' 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/Ast3r10n/swiftquests.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
[3/7] Compiling SwiftQuests RequestConfigurationHolder.swift
/Users/admin/builder/spi-builder-workspace/Sources/SwiftQuests/RequestConfigurationHolder.swift:15:23: warning: static property 'shared' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
13 |     // MARK: - Public Properties
14 |     /// The holder singleton instance.
15 |     public static var shared = RequestConfigurationHolder()
   |                       |- warning: static property 'shared' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
   |                       |- note: convert 'shared' to a 'let' constant to make 'Sendable' shared state immutable
   |                       |- note: annotate 'shared' 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
16 |
17 |     /// The configuration assigned to the holder.
[4/7] Compiling SwiftQuests NetworkError.swift
[5/7] Compiling SwiftQuests DefaultRequestConfiguration.swift
/Users/admin/builder/spi-builder-workspace/Sources/SwiftQuests/RequestConfigurationHolder.swift:15:23: warning: static property 'shared' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
13 |     // MARK: - Public Properties
14 |     /// The holder singleton instance.
15 |     public static var shared = RequestConfigurationHolder()
   |                       |- warning: static property 'shared' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
   |                       |- note: convert 'shared' to a 'let' constant to make 'Sendable' shared state immutable
   |                       |- note: annotate 'shared' 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
16 |
17 |     /// The configuration assigned to the holder.
[6/7] Compiling SwiftQuests Request.swift
/Users/admin/builder/spi-builder-workspace/Sources/SwiftQuests/RequestConfigurationHolder.swift:15:23: warning: static property 'shared' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
13 |     // MARK: - Public Properties
14 |     /// The holder singleton instance.
15 |     public static var shared = RequestConfigurationHolder()
   |                       |- warning: static property 'shared' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
   |                       |- note: convert 'shared' to a 'let' constant to make 'Sendable' shared state immutable
   |                       |- note: annotate 'shared' 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
16 |
17 |     /// The configuration assigned to the holder.
/Users/admin/builder/spi-builder-workspace/Sources/SwiftQuests/Request.swift:154:22: warning: capture of 'completionHandler' with non-sendable type '(Result<Response, any Error>) throws -> Void' (aka '(Result<(data: Optional<Data>, urlResponse: Optional<URLResponse>), any Error>) throws -> ()') in a `@Sendable` closure; this is an error in the Swift 6 language mode
152 |         let task = session.dataTask(with: urlRequest) { data, response, error in
153 |             if let error = error {
154 |                 try? completionHandler(.failure(error))
    |                      |- warning: capture of 'completionHandler' with non-sendable type '(Result<Response, any Error>) throws -> Void' (aka '(Result<(data: Optional<Data>, urlResponse: Optional<URLResponse>), any Error>) throws -> ()') in a `@Sendable` closure; this is an error in the Swift 6 language mode
    |                      `- note: a function type must be marked '@Sendable' to conform to 'Sendable'
155 |                 return
156 |             }
[7/7] Emitting module SwiftQuests
/Users/admin/builder/spi-builder-workspace/Sources/SwiftQuests/RequestConfigurationHolder.swift:15:23: warning: static property 'shared' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
13 |     // MARK: - Public Properties
14 |     /// The holder singleton instance.
15 |     public static var shared = RequestConfigurationHolder()
   |                       |- warning: static property 'shared' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
   |                       |- note: convert 'shared' to a 'let' constant to make 'Sendable' shared state immutable
   |                       |- note: annotate 'shared' 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
16 |
17 |     /// The configuration assigned to the holder.
Build complete! (7.28s)
Build complete.
{
  "dependencies" : [
  ],
  "manifest_display_name" : "SwiftQuests",
  "name" : "SwiftQuests",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
  ],
  "products" : [
    {
      "name" : "SwiftQuests",
      "targets" : [
        "SwiftQuests"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "SwiftQuestsTests",
      "module_type" : "SwiftTarget",
      "name" : "SwiftQuestsTests",
      "path" : "Tests/SwiftQuestsTests",
      "sources" : [
        "Mocks/URLProtocolMock.swift",
        "Mocks/UserModel.swift",
        "NetworkErrorTests.swift",
        "RequestAsyncTests.swift",
        "RequestConfigurationTests.swift",
        "RequestTests.swift"
      ],
      "target_dependencies" : [
        "SwiftQuests"
      ],
      "type" : "test"
    },
    {
      "c99name" : "SwiftQuests",
      "module_type" : "SwiftTarget",
      "name" : "SwiftQuests",
      "path" : "Sources/SwiftQuests",
      "product_memberships" : [
        "SwiftQuests"
      ],
      "sources" : [
        "DefaultRequestConfiguration.swift",
        "NetworkError.swift",
        "Request.swift",
        "RequestConfigurationHolder.swift"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "5.3"
}
Done.