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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 Toybox, reference master (b30d04), with Swift 6.0 for macOS (SPM) on 31 Oct 2024 03:48:34 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/giginet/toybox.git
Reference: master
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/giginet/toybox
 * branch            master     -> FETCH_HEAD
 * [new branch]      master     -> origin/master
HEAD is now at b30d04c Merge pull request #30 from giginet/macos-default-template
Cloned https://github.com/giginet/toybox.git
Revision (git rev-parse @):
b30d04ce827d27f4d47bc504fd103cfd391d7b84
SUCCESS checkout https://github.com/giginet/toybox.git at master
Fetching https://github.com/Quick/Quick.git
Fetching https://github.com/Quick/Nimble.git
Fetching https://github.com/drmohundro/SWXMLHash.git
Fetching https://github.com/Carthage/Commandant.git
[1/2323] Fetching commandant
[164/5143] Fetching commandant, swxmlhash
[3509/19866] Fetching commandant, swxmlhash, quick
[19867/39084] Fetching commandant, swxmlhash, quick, nimble
Fetched https://github.com/Quick/Quick.git from cache (2.68s)
Fetched https://github.com/Quick/Nimble.git from cache (2.68s)
Fetched https://github.com/Carthage/Commandant.git from cache (2.68s)
Fetched https://github.com/drmohundro/SWXMLHash.git from cache (2.68s)
Computing version for https://github.com/Carthage/Commandant.git
Computed https://github.com/Carthage/Commandant.git at 0.17.0 (0.72s)
Computing version for https://github.com/drmohundro/SWXMLHash.git
Computed https://github.com/drmohundro/SWXMLHash.git at 4.9.0 (2.98s)
Computing version for https://github.com/Quick/Nimble.git
Computed https://github.com/Quick/Nimble.git at 8.0.1 (2.71s)
Computing version for https://github.com/Quick/Quick.git
Computed https://github.com/Quick/Quick.git at 2.0.0 (0.65s)
Creating working copy for https://github.com/drmohundro/SWXMLHash.git
Working copy of https://github.com/drmohundro/SWXMLHash.git resolved at 4.9.0
Creating working copy for https://github.com/Quick/Quick.git
Working copy of https://github.com/Quick/Quick.git resolved at 2.0.0
Creating working copy for https://github.com/Carthage/Commandant.git
Working copy of https://github.com/Carthage/Commandant.git resolved at 0.17.0
Creating working copy for https://github.com/Quick/Nimble.git
Working copy of https://github.com/Quick/Nimble.git resolved at 8.0.1
========================================
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": "toybox",
      "name": "Toybox",
      "url": "https://github.com/giginet/toybox.git",
      "version": "unspecified",
      "path": "/Users/admin/builder/spi-builder-workspace/.resolve-product-dependencies/.build/checkouts/toybox",
      "dependencies": [
        {
          "identity": "swxmlhash",
          "name": "SWXMLHash",
          "url": "https://github.com/drmohundro/SWXMLHash.git",
          "version": "4.9.0",
          "path": "/Users/admin/builder/spi-builder-workspace/.resolve-product-dependencies/.build/checkouts/SWXMLHash",
          "dependencies": [
          ]
        },
        {
          "identity": "commandant",
          "name": "Commandant",
          "url": "https://github.com/Carthage/Commandant.git",
          "version": "0.18.0",
          "path": "/Users/admin/builder/spi-builder-workspace/.resolve-product-dependencies/.build/checkouts/Commandant",
          "dependencies": [
          ]
        }
      ]
    }
  ]
}
Fetching https://github.com/giginet/toybox.git
[1/1199] Fetching toybox
Fetched https://github.com/giginet/toybox.git from cache (1.13s)
Fetching https://github.com/drmohundro/SWXMLHash.git from cache
Fetching https://github.com/Carthage/Commandant.git from cache
Fetched https://github.com/Carthage/Commandant.git from cache (0.51s)
Fetched https://github.com/drmohundro/SWXMLHash.git from cache (0.51s)
Computing version for https://github.com/drmohundro/SWXMLHash.git
Computed https://github.com/drmohundro/SWXMLHash.git at 4.9.0 (0.02s)
Computing version for https://github.com/Carthage/Commandant.git
Computed https://github.com/Carthage/Commandant.git at 0.18.0 (0.61s)
Creating working copy for https://github.com/Carthage/Commandant.git
Working copy of https://github.com/Carthage/Commandant.git resolved at 0.18.0
Creating working copy for https://github.com/drmohundro/SWXMLHash.git
Working copy of https://github.com/drmohundro/SWXMLHash.git resolved at 4.9.0
Creating working copy for https://github.com/giginet/toybox.git
Working copy of https://github.com/giginet/toybox.git resolved at master (b30d04c)
Found 2 product dependencies
  - SWXMLHash
  - Commandant
========================================
Build
========================================
Selected platform:         macosSpm
Swift version:             6.0
Building package at path:  $PWD
https://github.com/giginet/toybox.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...
[0/9] Write sources
[4/9] Write toybox-entitlement.plist
[5/9] Write swift-version--7754E27361AE5C74.txt
[7/23] Compiling SWXMLHash shim.swift
[8/23] Compiling Commandant Result+Additions.swift
[9/24] Compiling Commandant OrderedSet.swift
[10/24] Compiling Commandant Switch.swift
[11/24] Compiling Commandant Option.swift
[12/24] Compiling Commandant HelpCommand.swift
[13/24] Emitting module Commandant
[14/24] Compiling Commandant Command.swift
[15/24] Compiling Commandant Errors.swift
[16/24] Emitting module SWXMLHash
[17/24] Compiling SWXMLHash XMLIndexer+XMLIndexerDeserializable.swift
[18/24] Compiling SWXMLHash SWXMLHash.swift
[19/24] Compiling Commandant ArgumentProtocol.swift
[20/24] Compiling Commandant Argument.swift
[21/24] Compiling Commandant ArgumentParser.swift
[22/31] Compiling ToyboxKit XcodeFinder.swift
[23/31] Compiling ToyboxKit Version.swift
[24/31] Compiling ToyboxKit PlaygroundBuilder.swift
[25/31] Compiling ToyboxKit Errors.swift
/Users/admin/builder/spi-builder-workspace/Sources/ToyboxKit/Errors.swift:10:10: warning: associated value 'xcodeNotFoundError' of 'Sendable'-conforming enum 'ToyboxError' has non-sendable type 'XcodeSpecifier'; this is an error in the Swift 6 language mode
 8 |     case duplicatedError(String)
 9 |     case versionError
10 |     case xcodeNotFoundError(XcodeSpecifier?)
   |          `- warning: associated value 'xcodeNotFoundError' of 'Sendable'-conforming enum 'ToyboxError' has non-sendable type 'XcodeSpecifier'; this is an error in the Swift 6 language mode
11 | }
12 |
/Users/admin/builder/spi-builder-workspace/Sources/ToyboxKit/Handler.swift:9:13: note: consider making enum 'XcodeSpecifier' conform to the 'Sendable' protocol
  7 | }
  8 |
  9 | public enum XcodeSpecifier {
    |             `- note: consider making enum 'XcodeSpecifier' conform to the 'Sendable' protocol
 10 |     case version(String)
 11 |     case path(URL)
[26/31] Compiling ToyboxKit Playground.swift
[27/31] Emitting module ToyboxKit
/Users/admin/builder/spi-builder-workspace/Sources/ToyboxKit/Errors.swift:10:10: warning: associated value 'xcodeNotFoundError' of 'Sendable'-conforming enum 'ToyboxError' has non-sendable type 'XcodeSpecifier'; this is an error in the Swift 6 language mode
 8 |     case duplicatedError(String)
 9 |     case versionError
10 |     case xcodeNotFoundError(XcodeSpecifier?)
   |          `- warning: associated value 'xcodeNotFoundError' of 'Sendable'-conforming enum 'ToyboxError' has non-sendable type 'XcodeSpecifier'; this is an error in the Swift 6 language mode
11 | }
12 |
/Users/admin/builder/spi-builder-workspace/Sources/ToyboxKit/Handler.swift:9:13: note: consider making enum 'XcodeSpecifier' conform to the 'Sendable' protocol
  7 | }
  8 |
  9 | public enum XcodeSpecifier {
    |             `- note: consider making enum 'XcodeSpecifier' conform to the 'Sendable' protocol
 10 |     case version(String)
 11 |     case path(URL)
/Users/admin/builder/spi-builder-workspace/Sources/ToyboxKit/Handler.swift:29:23: warning: static property 'rootURL' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
 27 |     private static let rootDirectoryName = ".toybox"
 28 |
 29 |     public static var rootURL: URL = {
    |                       |- warning: static property 'rootURL' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
    |                       |- note: convert 'rootURL' to a 'let' constant to make 'Sendable' shared state immutable
    |                       |- note: annotate 'rootURL' 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 |         let homeDirectoryPath = URL(fileURLWithPath: NSHomeDirectory())
 31 |         return homeDirectoryPath.appendingPathComponent(FileSystemWorkspace.rootDirectoryName, isDirectory: true)
[28/31] Compiling ToyboxKit Handler.swift
/Users/admin/builder/spi-builder-workspace/Sources/ToyboxKit/Handler.swift:29:23: warning: static property 'rootURL' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
 27 |     private static let rootDirectoryName = ".toybox"
 28 |
 29 |     public static var rootURL: URL = {
    |                       |- warning: static property 'rootURL' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
    |                       |- note: convert 'rootURL' to a 'let' constant to make 'Sendable' shared state immutable
    |                       |- note: annotate 'rootURL' 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 |         let homeDirectoryPath = URL(fileURLWithPath: NSHomeDirectory())
 31 |         return homeDirectoryPath.appendingPathComponent(FileSystemWorkspace.rootDirectoryName, isDirectory: true)
[29/38] Compiling toybox main.swift
[30/38] Compiling toybox List.swift
[31/38] Compiling toybox Version.swift
[32/38] Compiling toybox Open.swift
[33/38] Compiling toybox Root.swift
[34/38] Compiling toybox Create.swift
[35/38] Emitting module toybox
[35/38] Write Objects.LinkFileList
[36/38] Linking toybox
[37/38] Applying toybox
Build complete! (21.39s)
Build complete.
{
  "dependencies" : [
    {
      "identity" : "swxmlhash",
      "requirement" : {
        "range" : [
          {
            "lower_bound" : "4.9.0",
            "upper_bound" : "5.0.0"
          }
        ]
      },
      "type" : "sourceControl",
      "url" : "https://github.com/drmohundro/SWXMLHash.git"
    },
    {
      "identity" : "commandant",
      "requirement" : {
        "range" : [
          {
            "lower_bound" : "0.17.0",
            "upper_bound" : "1.0.0"
          }
        ]
      },
      "type" : "sourceControl",
      "url" : "https://github.com/Carthage/Commandant.git"
    }
  ],
  "manifest_display_name" : "Toybox",
  "name" : "Toybox",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
    {
      "name" : "macos",
      "version" : "10.10"
    }
  ],
  "products" : [
    {
      "name" : "toybox",
      "targets" : [
        "toybox"
      ],
      "type" : {
        "executable" : null
      }
    },
    {
      "name" : "ToyboxKit",
      "targets" : [
        "ToyboxKit"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "swift_languages_versions" : [
    "5"
  ],
  "targets" : [
    {
      "c99name" : "toybox",
      "module_type" : "SwiftTarget",
      "name" : "toybox",
      "path" : "Sources/toybox",
      "product_dependencies" : [
        "Commandant"
      ],
      "product_memberships" : [
        "toybox"
      ],
      "sources" : [
        "Commands/Create.swift",
        "Commands/List.swift",
        "Commands/Open.swift",
        "Commands/Root.swift",
        "Commands/Version.swift",
        "main.swift"
      ],
      "target_dependencies" : [
        "ToyboxKit"
      ],
      "type" : "executable"
    },
    {
      "c99name" : "ToyboxKitTests",
      "module_type" : "SwiftTarget",
      "name" : "ToyboxKitTests",
      "path" : "Tests/ToyboxKitTests",
      "sources" : [
        "HandlerTests.swift",
        "PlaygroundTests.swift",
        "XcodeFinderTests.swift"
      ],
      "target_dependencies" : [
        "toybox"
      ],
      "type" : "test"
    },
    {
      "c99name" : "ToyboxKit",
      "module_type" : "SwiftTarget",
      "name" : "ToyboxKit",
      "path" : "Sources/ToyboxKit",
      "product_dependencies" : [
        "Commandant",
        "SWXMLHash"
      ],
      "product_memberships" : [
        "toybox",
        "ToyboxKit"
      ],
      "sources" : [
        "Errors.swift",
        "Handler.swift",
        "Playground.swift",
        "PlaygroundBuilder.swift",
        "Version.swift",
        "XcodeFinder.swift"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "5.0"
}
Done.