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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 DebugKit with Swift 6.1 for watchOS using Xcode 16.3.

Build Command

Build command unavailable

Build Log

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RunAll
========================================
Builder version: 4.61.0
Interrupt handler set up.
========================================
Checkout
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Clone URL: https://github.com/BottleRocketStudios/iOS-DebugKit.git
Reference: 1.0.1
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/BottleRocketStudios/iOS-DebugKit
 * tag               1.0.1      -> FETCH_HEAD
HEAD is now at ecfd725 Merge pull request #9 from BottleRocketStudios/feature/import_issue
Cloned https://github.com/BottleRocketStudios/iOS-DebugKit.git
Revision (git rev-parse @):
ecfd7258521cafc3633580f08178eee6ebe98e2e
SUCCESS checkout https://github.com/BottleRocketStudios/iOS-DebugKit.git at 1.0.1
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Build
========================================
Selected platform:         watchOS
Swift version:             6.1
Building package at path:  $PWD
https://github.com/BottleRocketStudios/iOS-DebugKit.git
https://github.com/BottleRocketStudios/iOS-DebugKit.git
{
  "dependencies" : [
  ],
  "manifest_display_name" : "DebugKit",
  "name" : "DebugKit",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
    {
      "name" : "ios",
      "version" : "14.0"
    }
  ],
  "products" : [
    {
      "name" : "DebugKit",
      "targets" : [
        "DebugKit"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "DebugKitTests",
      "module_type" : "SwiftTarget",
      "name" : "DebugKitTests",
      "path" : "Tests",
      "sources" : [
        "LogFileStorageTests.swift",
        "LogTests.swift"
      ],
      "target_dependencies" : [
        "DebugKit"
      ],
      "type" : "test"
    },
    {
      "c99name" : "DebugKit",
      "module_type" : "SwiftTarget",
      "name" : "DebugKit",
      "path" : "Sources",
      "product_memberships" : [
        "DebugKit"
      ],
      "sources" : [
        "Core/Logs/Log.swift",
        "Core/Logs/LogService.swift",
        "Core/Logs/LogStorage.swift",
        "Core/Logs/Views/LogView.swift",
        "Core/Options/DebugOption.swift",
        "Core/Options/DebugOptionContentProviders.swift",
        "Core/Options/View Controller/DebugOptionsCollectionController.swift",
        "Core/Options/View Controller/DebugOptionsViewController.swift",
        "Core/Views/NoEntriesView.swift",
        "Metric Logs/Components/AverageLabel.swift",
        "Metric Logs/Components/HistogramView.swift",
        "Metric Logs/Components/MeasurementLabel.swift",
        "Metric Logs/Extensions/Formatters+Preset.swift",
        "Metric Logs/Extensions/NavigationLink+Metric.swift",
        "Metric Logs/Extensions/View+Modifiers.swift",
        "Metric Logs/LogService+Metrics.swift",
        "Metric Logs/MetricViews.swift",
        "Metric Logs/Model/Histogram.swift",
        "Metric Logs/Model/Metric.swift",
        "Metric Logs/Model/MetricPayload.swift",
        "Metric Logs/PayloadView.swift",
        "Notification Logs/LogService+Notifications.swift",
        "Notification Logs/Notification.swift"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "5.5"
}
Command line invocation:
    /Applications/Xcode-16.3.0.app/Contents/Developer/usr/bin/xcodebuild -IDEClonedSourcePackagesDirPathOverride=/Users/admin/builder/spi-builder-workspace/.dependencies -resolvePackageDependencies
resolved source packages:
{
  "dependencies" : [
  ],
  "manifest_display_name" : "DebugKit",
  "name" : "DebugKit",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
    {
      "name" : "ios",
      "version" : "14.0"
    }
  ],
  "products" : [
    {
      "name" : "DebugKit",
      "targets" : [
        "DebugKit"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "DebugKitTests",
      "module_type" : "SwiftTarget",
      "name" : "DebugKitTests",
      "path" : "Tests",
      "sources" : [
        "LogFileStorageTests.swift",
        "LogTests.swift"
      ],
      "target_dependencies" : [
        "DebugKit"
      ],
      "type" : "test"
    },
    {
      "c99name" : "DebugKit",
      "module_type" : "SwiftTarget",
      "name" : "DebugKit",
      "path" : "Sources",
      "product_memberships" : [
        "DebugKit"
      ],
      "sources" : [
        "Core/Logs/Log.swift",
        "Core/Logs/LogService.swift",
        "Core/Logs/LogStorage.swift",
        "Core/Logs/Views/LogView.swift",
        "Core/Options/DebugOption.swift",
        "Core/Options/DebugOptionContentProviders.swift",
        "Core/Options/View Controller/DebugOptionsCollectionController.swift",
        "Core/Options/View Controller/DebugOptionsViewController.swift",
        "Core/Views/NoEntriesView.swift",
        "Metric Logs/Components/AverageLabel.swift",
        "Metric Logs/Components/HistogramView.swift",
        "Metric Logs/Components/MeasurementLabel.swift",
        "Metric Logs/Extensions/Formatters+Preset.swift",
        "Metric Logs/Extensions/NavigationLink+Metric.swift",
        "Metric Logs/Extensions/View+Modifiers.swift",
        "Metric Logs/LogService+Metrics.swift",
        "Metric Logs/MetricViews.swift",
        "Metric Logs/Model/Histogram.swift",
        "Metric Logs/Model/Metric.swift",
        "Metric Logs/Model/MetricPayload.swift",
        "Metric Logs/PayloadView.swift",
        "Notification Logs/LogService+Notifications.swift",
        "Notification Logs/Notification.swift"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "5.5"
}
{
  "project" : {
    "configurations" : [
      "Debug",
      "Release"
    ],
    "name" : "DebugKit",
    "schemes" : [
      "DebugKit iOS"
    ],
    "targets" : [
      "DebugKit iOS",
      "DebugKit iOSTests"
    ]
  }
}
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-16.3.0.app xcrun xcodebuild -IDEClonedSourcePackagesDirPathOverride=$PWD/.dependencies -skipMacroValidation -skipPackagePluginValidation -derivedDataPath $PWD/.derivedData build -scheme DebugKit iOS -destination generic/platform=watchOS OTHER_SWIFT_FLAGS=-stats-output-dir .stats -strict-concurrency=complete -enable-upcoming-feature StrictConcurrency -enable-upcoming-feature DisableOutwardActorInference -enable-upcoming-feature GlobalActorIsolatedTypesUsability -enable-upcoming-feature InferSendableFromCaptures
Command line invocation:
    /Applications/Xcode-16.3.0.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 "DebugKit iOS" -destination generic/platform=watchOS "OTHER_SWIFT_FLAGS=-stats-output-dir .stats -strict-concurrency=complete -enable-upcoming-feature StrictConcurrency -enable-upcoming-feature DisableOutwardActorInference -enable-upcoming-feature GlobalActorIsolatedTypesUsability -enable-upcoming-feature InferSendableFromCaptures"
Build settings from command line:
    OTHER_SWIFT_FLAGS = -stats-output-dir .stats -strict-concurrency=complete -enable-upcoming-feature StrictConcurrency -enable-upcoming-feature DisableOutwardActorInference -enable-upcoming-feature GlobalActorIsolatedTypesUsability -enable-upcoming-feature InferSendableFromCaptures
2025-04-26 23:36:31.235 xcodebuild[577:3300] Writing error result bundle to /var/folders/5k/5yc19ymj0jqd5v0zvgfqz0xw0000gn/T/ResultBundle_2025-26-04_23-36-0031.xcresult
xcodebuild: error: Unable to find a destination matching the provided destination specifier:
		{ generic:1, platform:watchOS }
	Available destinations for the "DebugKit iOS" scheme:
		{ platform:macOS, arch:arm64, variant:Mac Catalyst, id:10fbc6617cc13a1c7ce62f26c561fc2e15e5036a, name:My Mac }
		{ platform:macOS, arch:x86_64, variant:Mac Catalyst, id:10fbc6617cc13a1c7ce62f26c561fc2e15e5036a, name:My Mac }
		{ platform:macOS, arch:arm64, variant:Designed for [iPad,iPhone], id:10fbc6617cc13a1c7ce62f26c561fc2e15e5036a, name:My Mac }
		{ platform:iOS, id:dvtdevice-DVTiPhonePlaceholder-iphoneos:placeholder, name:Any iOS Device }
		{ platform:iOS Simulator, id:dvtdevice-DVTiOSDeviceSimulatorPlaceholder-iphonesimulator:placeholder, name:Any iOS Simulator Device }
		{ platform:macOS, variant:Mac Catalyst, name:Any Mac }
INFRASTRUCTURE ERROR (status: destinationUnavailable