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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 GrammaticalNumber, reference 0.0.3 (382766), with Swift 6.0 for macOS (SPM) on 27 Nov 2024 12:40:41 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 -Xswiftc -enable-upcoming-feature -Xswiftc StrictConcurrency -Xswiftc -enable-upcoming-feature -Xswiftc DisableOutwardActorInference -Xswiftc -enable-upcoming-feature -Xswiftc GlobalActorIsolatedTypesUsability -Xswiftc -enable-upcoming-feature -Xswiftc InferSendableFromCaptures

Build Log

========================================
RunAll
========================================
Builder version: 4.58.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/Cosmo/GrammaticalNumber.git
Reference: 0.0.3
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/Cosmo/GrammaticalNumber
 * tag               0.0.3      -> FETCH_HEAD
HEAD is now at 3827665 Downgrade requirement to Swift 5.0
Cloned https://github.com/Cosmo/GrammaticalNumber.git
Revision (git rev-parse @):
3827665bd38a0fd5f215220b26c92df876539af0
SUCCESS checkout https://github.com/Cosmo/GrammaticalNumber.git at 0.0.3
========================================
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": "grammaticalnumber",
      "name": "GrammaticalNumber",
      "url": "https://github.com/Cosmo/GrammaticalNumber.git",
      "version": "unspecified",
      "path": "/Users/admin/builder/spi-builder-workspace/.resolve-product-dependencies/.build/checkouts/GrammaticalNumber",
      "dependencies": [
      ]
    }
  ]
}
Fetching https://github.com/Cosmo/GrammaticalNumber.git
[1/83] Fetching grammaticalnumber
Fetched https://github.com/Cosmo/GrammaticalNumber.git from cache (0.68s)
Creating working copy for https://github.com/Cosmo/GrammaticalNumber.git
Working copy of https://github.com/Cosmo/GrammaticalNumber.git resolved at 0.0.3 (3827665)
warning: '.resolve-product-dependencies': dependency 'grammaticalnumber' 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/Cosmo/GrammaticalNumber.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 -Xswiftc -enable-upcoming-feature -Xswiftc StrictConcurrency -Xswiftc -enable-upcoming-feature -Xswiftc DisableOutwardActorInference -Xswiftc -enable-upcoming-feature -Xswiftc GlobalActorIsolatedTypesUsability -Xswiftc -enable-upcoming-feature -Xswiftc InferSendableFromCaptures
Building for debugging...
[0/2] Write sources
[1/2] Write swift-version--7754E27361AE5C74.txt
[3/5] Compiling GrammaticalNumber StringExtensions.swift
/Users/admin/builder/spi-builder-workspace/Sources/GrammaticalNumber/GrammaticalNumberRule.swift:16:23: warning: static property 'defaultLanguage' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
 14 |     case uncountable(_ rule: String)
 15 |
 16 |     public static var defaultLanguage = "en"
    |                       |- warning: static property 'defaultLanguage' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
    |                       |- note: convert 'defaultLanguage' to a 'let' constant to make 'Sendable' shared state immutable
    |                       |- note: annotate 'defaultLanguage' 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
 17 |
 18 |     public static func add(_ rule: GrammaticalNumberRule, language: String = defaultLanguage) {
/Users/admin/builder/spi-builder-workspace/Sources/GrammaticalNumber/GrammaticalNumberRule.swift:29:23: warning: static property 'rules' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
 27 |     }
 28 |
 29 |     public static var rules: [String: [GrammaticalNumberRule]] = [
    |                       |- warning: static property 'rules' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
    |                       |- note: convert 'rules' to a 'let' constant to make 'Sendable' shared state immutable
    |                       |- note: annotate 'rules' 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 |         defaultLanguage: [
 31 |             .plural(#"$"#, "s"),
[4/5] Emitting module GrammaticalNumber
/Users/admin/builder/spi-builder-workspace/Sources/GrammaticalNumber/GrammaticalNumberRule.swift:16:23: warning: static property 'defaultLanguage' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
 14 |     case uncountable(_ rule: String)
 15 |
 16 |     public static var defaultLanguage = "en"
    |                       |- warning: static property 'defaultLanguage' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
    |                       |- note: convert 'defaultLanguage' to a 'let' constant to make 'Sendable' shared state immutable
    |                       |- note: annotate 'defaultLanguage' 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
 17 |
 18 |     public static func add(_ rule: GrammaticalNumberRule, language: String = defaultLanguage) {
/Users/admin/builder/spi-builder-workspace/Sources/GrammaticalNumber/GrammaticalNumberRule.swift:29:23: warning: static property 'rules' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
 27 |     }
 28 |
 29 |     public static var rules: [String: [GrammaticalNumberRule]] = [
    |                       |- warning: static property 'rules' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
    |                       |- note: convert 'rules' to a 'let' constant to make 'Sendable' shared state immutable
    |                       |- note: annotate 'rules' 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 |         defaultLanguage: [
 31 |             .plural(#"$"#, "s"),
[5/5] Compiling GrammaticalNumber GrammaticalNumberRule.swift
/Users/admin/builder/spi-builder-workspace/Sources/GrammaticalNumber/GrammaticalNumberRule.swift:16:23: warning: static property 'defaultLanguage' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
 14 |     case uncountable(_ rule: String)
 15 |
 16 |     public static var defaultLanguage = "en"
    |                       |- warning: static property 'defaultLanguage' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
    |                       |- note: convert 'defaultLanguage' to a 'let' constant to make 'Sendable' shared state immutable
    |                       |- note: annotate 'defaultLanguage' 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
 17 |
 18 |     public static func add(_ rule: GrammaticalNumberRule, language: String = defaultLanguage) {
/Users/admin/builder/spi-builder-workspace/Sources/GrammaticalNumber/GrammaticalNumberRule.swift:29:23: warning: static property 'rules' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
 27 |     }
 28 |
 29 |     public static var rules: [String: [GrammaticalNumberRule]] = [
    |                       |- warning: static property 'rules' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
    |                       |- note: convert 'rules' to a 'let' constant to make 'Sendable' shared state immutable
    |                       |- note: annotate 'rules' 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 |         defaultLanguage: [
 31 |             .plural(#"$"#, "s"),
Build complete! (5.57s)
Build complete.
{
  "dependencies" : [
  ],
  "manifest_display_name" : "GrammaticalNumber",
  "name" : "GrammaticalNumber",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
  ],
  "products" : [
    {
      "name" : "GrammaticalNumber",
      "targets" : [
        "GrammaticalNumber"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "GrammaticalNumberTests",
      "module_type" : "SwiftTarget",
      "name" : "GrammaticalNumberTests",
      "path" : "Tests/GrammaticalNumberTests",
      "sources" : [
        "GrammaticalNumberTests.swift",
        "XCTestManifests.swift"
      ],
      "target_dependencies" : [
        "GrammaticalNumber"
      ],
      "type" : "test"
    },
    {
      "c99name" : "GrammaticalNumber",
      "module_type" : "SwiftTarget",
      "name" : "GrammaticalNumber",
      "path" : "Sources/GrammaticalNumber",
      "product_memberships" : [
        "GrammaticalNumber"
      ],
      "sources" : [
        "GrammaticalNumberRule.swift",
        "StringExtensions.swift"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "5.0"
}
Done.