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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 SwiftParamTest, reference 2.2.1 (f513e1), with Swift 6.0 for macOS (SPM) on 2 Nov 2024 13:48:39 UTC.

Swift 6 data race errors: 2

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/YusukeHosonuma/SwiftParamTest.git
Reference: 2.2.1
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/YusukeHosonuma/SwiftParamTest
 * tag               2.2.1      -> FETCH_HEAD
HEAD is now at f513e1d Update README.md
Cloned https://github.com/YusukeHosonuma/SwiftParamTest.git
Revision (git rev-parse @):
f513e1dbbdd86e2ca2b672537f4bcb4417f94c27
SUCCESS checkout https://github.com/YusukeHosonuma/SwiftParamTest.git at 2.2.1
Fetching https://github.com/YusukeHosonuma/SHList.git
Fetching https://github.com/YusukeHosonuma/Flatten.git
[1/64] Fetching shlist
[30/206] Fetching shlist, flatten
Fetched https://github.com/YusukeHosonuma/Flatten.git from cache (0.71s)
[45/64] Fetching shlist
Fetched https://github.com/YusukeHosonuma/SHList.git from cache (0.76s)
Computing version for https://github.com/YusukeHosonuma/SHList.git
Computed https://github.com/YusukeHosonuma/SHList.git at 0.1.0 (0.62s)
Computing version for https://github.com/YusukeHosonuma/Flatten.git
Computed https://github.com/YusukeHosonuma/Flatten.git at 0.1.0 (0.60s)
Creating working copy for https://github.com/YusukeHosonuma/Flatten.git
Working copy of https://github.com/YusukeHosonuma/Flatten.git resolved at 0.1.0
Creating working copy for https://github.com/YusukeHosonuma/SHList.git
Working copy of https://github.com/YusukeHosonuma/SHList.git resolved at 0.1.0
========================================
ResolveProductDependencies
========================================
Resolving dependencies ...
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  "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": "swiftparamtest",
      "name": "SwiftParamTest",
      "url": "https://github.com/YusukeHosonuma/SwiftParamTest.git",
      "version": "unspecified",
      "path": "/Users/admin/builder/spi-builder-workspace/.resolve-product-dependencies/.build/checkouts/SwiftParamTest",
      "dependencies": [
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          "identity": "flatten",
          "name": "Flatten",
          "url": "https://github.com/YusukeHosonuma/Flatten.git",
          "version": "0.1.0",
          "path": "/Users/admin/builder/spi-builder-workspace/.resolve-product-dependencies/.build/checkouts/Flatten",
          "dependencies": [
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Fetching https://github.com/YusukeHosonuma/SwiftParamTest.git
[1/812] Fetching swiftparamtest
Fetched https://github.com/YusukeHosonuma/SwiftParamTest.git from cache (1.28s)
Fetching https://github.com/YusukeHosonuma/Flatten.git from cache
Fetching https://github.com/YusukeHosonuma/SHList.git from cache
Fetched https://github.com/YusukeHosonuma/SHList.git from cache (0.52s)
Fetched https://github.com/YusukeHosonuma/Flatten.git from cache (0.52s)
Computing version for https://github.com/YusukeHosonuma/SHList.git
Computed https://github.com/YusukeHosonuma/SHList.git at 0.1.0 (0.02s)
Computing version for https://github.com/YusukeHosonuma/Flatten.git
Computed https://github.com/YusukeHosonuma/Flatten.git at 0.1.0 (0.02s)
Creating working copy for https://github.com/YusukeHosonuma/SHList.git
Working copy of https://github.com/YusukeHosonuma/SHList.git resolved at 0.1.0
Creating working copy for https://github.com/YusukeHosonuma/SwiftParamTest.git
Working copy of https://github.com/YusukeHosonuma/SwiftParamTest.git resolved at 2.2.1 (f513e1d)
Creating working copy for https://github.com/YusukeHosonuma/Flatten.git
Working copy of https://github.com/YusukeHosonuma/Flatten.git resolved at 0.1.0
warning: '.resolve-product-dependencies': dependency 'swiftparamtest' is not used by any target
Found 2 product dependencies
  - Flatten
  - SHList
========================================
Build
========================================
Selected platform:         macosSpm
Swift version:             6.0
Building package at path:  $PWD
https://github.com/YusukeHosonuma/SwiftParamTest.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...
[0/4] Write sources
[3/4] Write swift-version--7754E27361AE5C74.txt
[5/8] Emitting module Flatten
[6/8] Compiling Flatten Flatten.swift
[7/8] Emitting module SHList
[8/8] Compiling SHList SHList.swift
[9/18] Compiling SwiftParamTest CustomAssertion.swift
[10/18] Compiling SwiftParamTest Args.swift
[11/19] Compiling SwiftParamTest ParameterizedTest.swift
/Users/admin/builder/spi-builder-workspace/Sources/Core/ParameterizedTest.swift:29:23: warning: static property 'defaultOption' is not concurrency-safe because non-'Sendable' type 'ParameterizedTest.Option' may have shared mutable state; this is an error in the Swift 6 language mode
14 |     }
15 |
16 |     public struct Option {
   |                   `- note: consider making struct 'Option' conform to the 'Sendable' protocol
17 |         public var traceTable: TableType
18 |         public var saveTableToAttachement: TableType
   :
27 |     }
28 |
29 |     public static let defaultOption = Option(traceTable: .none,
   |                       |- warning: static property 'defaultOption' is not concurrency-safe because non-'Sendable' type 'ParameterizedTest.Option' may have shared mutable state; this is an error in the Swift 6 language mode
   |                       |- note: annotate 'defaultOption' 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
30 |                                              saveTableToAttachement: .none)
31 |
/Users/admin/builder/spi-builder-workspace/Sources/Core/ParameterizedTest.swift:32:23: warning: static property 'option' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
30 |                                              saveTableToAttachement: .none)
31 |
32 |     public static var option = defaultOption
   |                       |- warning: static property 'option' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
   |                       |- note: convert 'option' to a 'let' constant to make 'Sendable' shared state immutable
   |                       |- note: annotate 'option' 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
33 | }
34 |
[12/19] Compiling SwiftParamTest BasicDSLAssert.swift
/Users/admin/builder/spi-builder-workspace/Sources/Core/ParameterizedTest.swift:32:23: warning: static property 'option' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
30 |                                              saveTableToAttachement: .none)
31 |
32 |     public static var option = defaultOption
   |                       |- warning: static property 'option' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
   |                       |- note: convert 'option' to a 'let' constant to make 'Sendable' shared state immutable
   |                       |- note: annotate 'option' 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
33 | }
34 |
[13/19] Compiling SwiftParamTest Operator.swift
[14/19] Compiling SwiftParamTest ResultBuilderDSLAssert.swift
/Users/admin/builder/spi-builder-workspace/Sources/Core/ParameterizedTest.swift:32:23: warning: static property 'option' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
30 |                                              saveTableToAttachement: .none)
31 |
32 |     public static var option = defaultOption
   |                       |- warning: static property 'option' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
   |                       |- note: convert 'option' to a 'let' constant to make 'Sendable' shared state immutable
   |                       |- note: annotate 'option' 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
33 | }
34 |
[15/19] Compiling SwiftParamTest ParameterBuilder.swift
[16/19] Compiling SwiftParamTest ParameterizedTestRunner.swift
/Users/admin/builder/spi-builder-workspace/Sources/Core/ParameterizedTest.swift:32:23: warning: static property 'option' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
30 |                                              saveTableToAttachement: .none)
31 |
32 |     public static var option = defaultOption
   |                       |- warning: static property 'option' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
   |                       |- note: convert 'option' to a 'let' constant to make 'Sendable' shared state immutable
   |                       |- note: annotate 'option' 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
33 | }
34 |
[17/19] Emitting module SwiftParamTest
/Users/admin/builder/spi-builder-workspace/Sources/Core/ParameterizedTest.swift:29:23: warning: static property 'defaultOption' is not concurrency-safe because non-'Sendable' type 'ParameterizedTest.Option' may have shared mutable state; this is an error in the Swift 6 language mode
14 |     }
15 |
16 |     public struct Option {
   |                   `- note: consider making struct 'Option' conform to the 'Sendable' protocol
17 |         public var traceTable: TableType
18 |         public var saveTableToAttachement: TableType
   :
27 |     }
28 |
29 |     public static let defaultOption = Option(traceTable: .none,
   |                       |- warning: static property 'defaultOption' is not concurrency-safe because non-'Sendable' type 'ParameterizedTest.Option' may have shared mutable state; this is an error in the Swift 6 language mode
   |                       |- note: annotate 'defaultOption' 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
30 |                                              saveTableToAttachement: .none)
31 |
/Users/admin/builder/spi-builder-workspace/Sources/Core/ParameterizedTest.swift:32:23: warning: static property 'option' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
30 |                                              saveTableToAttachement: .none)
31 |
32 |     public static var option = defaultOption
   |                       |- warning: static property 'option' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
   |                       |- note: convert 'option' to a 'let' constant to make 'Sendable' shared state immutable
   |                       |- note: annotate 'option' 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
33 | }
34 |
[18/19] Compiling SwiftParamTest Row.swift
[19/19] Compiling SwiftParamTest MarkdownTable.swift
Build complete! (25.27s)
Build complete.
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Done.