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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

Failed to build WrkstrmMain with Swift 6.0 for watchOS using Xcode 16.0.

Build Command

Build command unavailable

Build Log

========================================
RunAll
========================================
Builder version: 4.57.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/wrkstrm/WrkstrmMain.git
Reference: main
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/wrkstrm/WrkstrmMain
 * branch            main       -> FETCH_HEAD
 * [new branch]      main       -> origin/main
HEAD is now at fb948cf Update Package.swift
Cloned https://github.com/wrkstrm/WrkstrmMain.git
Revision (git rev-parse @):
fb948cfc141ca01f78edf8c42fe6eced6e6f65b4
SPI manifest file found: $PWD/.spi.yml
SUCCESS checkout https://github.com/wrkstrm/WrkstrmMain.git at main
========================================
Build
========================================
Selected platform:         watchOS
Swift version:             6.0
Building package at path:  $PWD
https://github.com/wrkstrm/WrkstrmMain.git
Command line invocation:
    /Applications/Xcode-16.1.0.app/Contents/Developer/usr/bin/xcodebuild -IDEClonedSourcePackagesDirPathOverride=/Users/admin/builder/spi-builder-workspace/.dependencies -resolvePackageDependencies
User defaults from command line:
    IDEClonedSourcePackagesDirPathOverride = /Users/admin/builder/spi-builder-workspace/.dependencies
    IDEPackageSupportUseBuiltinSCM = YES
Resolve Package Graph
Fetching from https://github.com/apple/swift-testing.git
Fetching from https://github.com/swiftlang/swift-syntax.git
Creating working copy of package ‘swift-syntax’
Checking out 600.0.1 of package ‘swift-syntax’
Creating working copy of package ‘swift-testing’
Checking out 0.99.0 of package ‘swift-testing’
Resolve Package Graph
Resolved source packages:
  swift-syntax: https://github.com/swiftlang/swift-syntax.git @ 600.0.1
  swift-testing: https://github.com/apple/swift-testing.git @ 0.99.0
  WrkstrmMain: /Users/admin/builder/spi-builder-workspace
resolved source packages: swift-syntax, swift-testing, WrkstrmMain
{
  "dependencies" : [
    {
      "identity" : "swift-testing",
      "requirement" : {
        "range" : [
          {
            "lower_bound" : "0.10.0",
            "upper_bound" : "1.0.0"
          }
        ]
      },
      "type" : "sourceControl",
      "url" : "https://github.com/apple/swift-testing.git"
    }
  ],
  "manifest_display_name" : "WrkstrmMain",
  "name" : "WrkstrmMain",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
    {
      "name" : "ios",
      "version" : "16.0"
    },
    {
      "name" : "macos",
      "version" : "13.0"
    },
    {
      "name" : "maccatalyst",
      "version" : "13.0"
    },
    {
      "name" : "tvos",
      "version" : "16.0"
    },
    {
      "name" : "visionos",
      "version" : "1.0"
    },
    {
      "name" : "watchos",
      "version" : "9.0"
    }
  ],
  "products" : [
    {
      "name" : "WrkstrmMain",
      "targets" : [
        "WrkstrmMain"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "WrkstrmMainTests",
      "module_type" : "SwiftTarget",
      "name" : "WrkstrmMainTests",
      "path" : "Tests/WrkstrmMainTests",
      "product_dependencies" : [
        "Testing"
      ],
      "sources" : [
        "BinaryTreeTests.swift",
        "CollectionTests.swift",
        "IndexedCollectionTests.swift",
        "ListTests.swift",
        "OptionalComparableTests.swift",
        "StringKebabTests.swift",
        "StringTests.swift",
        "XCTestManifests.swift"
      ],
      "target_dependencies" : [
        "WrkstrmMain"
      ],
      "type" : "test"
    },
    {
      "c99name" : "WrkstrmMain",
      "module_type" : "SwiftTarget",
      "name" : "WrkstrmMain",
      "path" : "Sources/WrkstrmMain",
      "product_memberships" : [
        "WrkstrmMain"
      ],
      "sources" : [
        "CustomCollections/Classes/BinaryTree.swift",
        "CustomCollections/Classes/Tree.swift",
        "CustomCollections/Enums/List.swift",
        "CustomCollections/Enums/Sort.swift",
        "CustomCollections/Structs/IndexedCollection.swift",
        "CustomCollections/Structs/SortedArray.swift",
        "Extensions/Array+Filter.swift",
        "Extensions/ClosedRange+Magnitude.swift",
        "Extensions/Collection+Sorting.swift",
        "Extensions/CommandLine+Executable.swift",
        "Extensions/Optional/Optional+Comparable.swift",
        "Extensions/RandomAccessCollection+IndexedCollection.swift",
        "Extensions/Sequence+Decompose.swift",
        "Extensions/Sequence+Unique.swift",
        "Extensions/String/String+Contains.swift",
        "Extensions/String/String+Count.swift",
        "Extensions/String/String+Error.swift",
        "Extensions/String/String+KebabCase.swift",
        "Extensions/String/String+Source.swift",
        "Extensions/UInt+BitSetting.swift",
        "JSON/JSON.swift",
        "Protocols/Injectable.swift",
        "Protocols/Result.swift"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "6.0"
}
{
  "workspace" : {
    "name" : "spi-builder-workspace",
    "schemes" : [
      "Testing",
      "WrkstrmMain",
      "WrkstrmMainTests"
    ]
  }
}
{
  "workspace" : {
    "name" : "spi-builder-workspace",
    "schemes" : [
      "Testing",
      "WrkstrmMain",
      "WrkstrmMainTests"
    ]
  }
}
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-16.1.0.app xcrun xcodebuild -IDEClonedSourcePackagesDirPathOverride=$PWD/.dependencies -skipMacroValidation -skipPackagePluginValidation -derivedDataPath $PWD/.derivedData build -scheme WrkstrmMain -destination generic/platform=watchOS OTHER_SWIFT_FLAGS=-stats-output-dir .stats -strict-concurrency=complete
Command line invocation:
    /Applications/Xcode-16.1.0.app/Contents/Developer/usr/bin/xcodebuild -IDEClonedSourcePackagesDirPathOverride=/Users/admin/builder/spi-builder-workspace/.dependencies -skipMacroValidation -skipPackagePluginValidation -derivedDataPath /Users/admin/builder/spi-builder-workspace/.derivedData build -scheme WrkstrmMain -destination generic/platform=watchOS "OTHER_SWIFT_FLAGS=-stats-output-dir .stats -strict-concurrency=complete"
User defaults from command line:
    IDEClonedSourcePackagesDirPathOverride = /Users/admin/builder/spi-builder-workspace/.dependencies
    IDEDerivedDataPathOverride = /Users/admin/builder/spi-builder-workspace/.derivedData
    IDEPackageSupportUseBuiltinSCM = YES
Build settings from command line:
    OTHER_SWIFT_FLAGS = -stats-output-dir .stats -strict-concurrency=complete
Resolve Package Graph
Resolve Package Graph
Resolved source packages:
  swift-syntax: https://github.com/swiftlang/swift-syntax.git @ 600.0.1
  swift-testing: https://github.com/apple/swift-testing.git @ 0.99.0
  WrkstrmMain: /Users/admin/builder/spi-builder-workspace
2024-11-09 06:02:16.243 xcodebuild[782:4418] Writing error result bundle to /var/folders/fs/0w3t9t1d28xc3bj0tgb8hcrw0000gn/T/ResultBundle_2024-09-11_06-02-0016.xcresult
xcodebuild: error: Unable to find a destination matching the provided destination specifier:
		{ generic:1, platform:watchOS }
	Available destinations for the "WrkstrmMain" scheme:
		{ platform:visionOS Simulator, variant:Designed for [iPad,iPhone], id:75679040-78AB-4A72-A6F8-27D66B23097E, OS:2.0, name:Apple Vision Pro }
		{ platform:visionOS Simulator, variant:Designed for [iPad,iPhone], id:30276E7C-0702-43DE-9C80-AF17FD4288AD, OS:2.1, name:Apple Vision Pro }
INFRASTRUCTURE ERROR (status: destinationUnavailable