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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 LiveKnob with Swift 6.1 for tvOS using Xcode 16.3.

Build Command

Build command unavailable

Build Log

========================================
RunAll
========================================
Builder version: 4.61.3
Interrupt handler set up.
========================================
Checkout
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Clone URL: https://github.com/cemolcay/liveknob.git
Reference: master
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/cemolcay/liveknob
 * branch            master     -> FETCH_HEAD
 * [new branch]      master     -> origin/master
HEAD is now at 0d9b657 Update drawing function
Cloned https://github.com/cemolcay/liveknob.git
Revision (git rev-parse @):
0d9b6572ea15e80e8f94954d837c1d1d150c8b05
SUCCESS checkout https://github.com/cemolcay/liveknob.git at master
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Build
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Selected platform:         tvOS
Swift version:             6.1
Building package at path:  $PWD
https://github.com/cemolcay/liveknob.git
https://github.com/cemolcay/liveknob.git
{
  "dependencies" : [
  ],
  "manifest_display_name" : "LiveKnob",
  "name" : "LiveKnob",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
  ],
  "products" : [
    {
      "name" : "LiveKnob",
      "targets" : [
        "LiveKnob"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "LiveKnob",
      "module_type" : "SwiftTarget",
      "name" : "LiveKnob",
      "path" : "Sources/LiveKnob",
      "product_memberships" : [
        "LiveKnob"
      ],
      "sources" : [
        "LiveKnob.swift"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "5.3"
}
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" : "LiveKnob",
  "name" : "LiveKnob",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
  ],
  "products" : [
    {
      "name" : "LiveKnob",
      "targets" : [
        "LiveKnob"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "LiveKnob",
      "module_type" : "SwiftTarget",
      "name" : "LiveKnob",
      "path" : "Sources/LiveKnob",
      "product_memberships" : [
        "LiveKnob"
      ],
      "sources" : [
        "LiveKnob.swift"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "5.3"
}
{
  "project" : {
    "configurations" : [
      "Debug",
      "Release"
    ],
    "name" : "LiveKnob",
    "schemes" : [
      "LiveKnob"
    ],
    "targets" : [
      "LiveKnob"
    ]
  }
}
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-16.3.0.app xcrun xcodebuild -IDEClonedSourcePackagesDirPathOverride=$PWD/.dependencies -skipMacroValidation -skipPackagePluginValidation -derivedDataPath $PWD/.derivedData build -scheme LiveKnob -destination generic/platform=tvOS 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 LiveKnob -destination generic/platform=tvOS "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
2025-05-10 18:03:31.805 xcodebuild[575:3297] Writing error result bundle to /var/folders/5k/5yc19ymj0jqd5v0zvgfqz0xw0000gn/T/ResultBundle_2025-10-05_18-03-0031.xcresult
xcodebuild: error: Unable to find a destination matching the provided destination specifier:
		{ generic:1, platform:tvOS }
	Available destinations for the "LiveKnob" scheme:
		{ platform:macOS, arch:arm64, variant:Designed for [iPad,iPhone], id:bcf639fc82afc14061925465599a32e86f74aa2d, 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 }
INFRASTRUCTURE ERROR (status: destinationUnavailable