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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 AsyncNinja with Swift 6.0 for iOS using Xcode 16.0.

Build Command

env DEVELOPER_DIR=/Applications/Xcode-15.3.0.app xcrun --toolchain org.swift.600202405261a xcodebuild -IDEClonedSourcePackagesDirPathOverride=$workDir/.dependencies -skipMacroValidation -skipPackagePluginValidation -derivedDataPath $workDir/.derivedData build -scheme AsyncNinja-Package -destination generic/platform=ios OTHER_SWIFT_FLAGS=-stats-output-dir .stats -strict-concurrency=complete

Build Log

========================================
RunAll
========================================
Builder version: 4.40.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/AsyncNinja/AsyncNinja.git
Reference: master
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/AsyncNinja/AsyncNinja
 * branch            master     -> FETCH_HEAD
 * [new branch]      master     -> origin/master
HEAD is now at 12887fc Disable flaky test
Cloned https://github.com/AsyncNinja/AsyncNinja.git
Revision (git rev-parse @):
12887fc0a02425aebb177becfd63c54dbc69356d
SUCCESS checkout https://github.com/AsyncNinja/AsyncNinja.git at master
========================================
Build
========================================
Selected platform:         iOS
Swift version:             6.0
Building package at path:  $workDir
https://github.com/AsyncNinja/AsyncNinja.git
Command line invocation:
    /Applications/Xcode-15.3.0.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
    IDEPackageSupportToolchainOverrideForManifestLoading = org.swift.600202405261a
    IDEPackageSupportUseBuiltinSCM = YES
Build settings from command line:
    TOOLCHAINS = org.swift.600202405261a
resolved source packages:
{
  "dependencies" : [
  ],
  "manifest_display_name" : "AsyncNinja",
  "name" : "AsyncNinja",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
    {
      "name" : "macos",
      "version" : "10.13"
    },
    {
      "name" : "ios",
      "version" : "11.0"
    },
    {
      "name" : "tvos",
      "version" : "11.0"
    },
    {
      "name" : "watchos",
      "version" : "4.0"
    }
  ],
  "products" : [
    {
      "name" : "ImportingTestExecutable",
      "targets" : [
        "ImportingTestExecutable"
      ],
      "type" : {
        "executable" : null
      }
    },
    {
      "name" : "AsyncNinja",
      "targets" : [
        "AsyncNinja",
        "AsyncNinjaReactiveUI"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "swift_languages_versions" : [
    "5"
  ],
  "targets" : [
    {
      "c99name" : "ImportingTestExecutable",
      "module_type" : "SwiftTarget",
      "name" : "ImportingTestExecutable",
      "path" : "Sources/ImportingTestExecutable",
      "product_memberships" : [
        "ImportingTestExecutable"
      ],
      "sources" : [
        "main.swift"
      ],
      "target_dependencies" : [
        "AsyncNinja",
        "AsyncNinjaReactiveUI"
      ],
      "type" : "executable"
    },
    {
      "c99name" : "AsyncNinjaTests",
      "module_type" : "SwiftTarget",
      "name" : "AsyncNinjaTests",
      "path" : "Tests/AsyncNinja",
      "sources" : [
        "BatchFutureTests.swift",
        "CachableValueTests.swift",
        "CacheTests.swift",
        "CancellationTokenTests.swift",
        "ChannelMakersTests.swift",
        "ChannelTests.swift",
        "EitherTests.swift",
        "EventSource_CombineTests.swift",
        "EventSource_FlatMapFuturesTests.swift",
        "EventSource_MapTests.swift",
        "EventSource_Merge2Tests.swift",
        "EventSource_ScanTests.swift",
        "EventSource_ToFutureTests.swift",
        "EventSource_TransformTests.swift",
        "EventSource_Zip2Tests.swift",
        "ExecutionContextTests.swift",
        "ExecutorTests.swift",
        "FallibleTests.swift",
        "FutureTests.swift",
        "Future_MakersTests.swift",
        "ObserversTests.swift",
        "OptionalAdaptorTests.swift",
        "PerformanceTests.swift",
        "ReleasePoolTests.swift",
        "SinglyLinkedListTests.swift",
        "TestUtilities.swift",
        "TimerChannelTests.swift",
        "TryExecuteTests.swift",
        "XCTestManifest.swift",
        "ZipFuturesTest.swift"
      ],
      "target_dependencies" : [
        "AsyncNinja"
      ],
      "type" : "test"
    },
    {
      "c99name" : "AsyncNinjaReactiveUITests",
      "module_type" : "SwiftTarget",
      "name" : "AsyncNinjaReactiveUITests",
      "path" : "Tests/AsyncNinjaReactiveUI",
      "sources" : [
        "Fixtures.swift",
        "appleOSTests.swift",
        "iOSTests.swift",
        "macOSTests.swift"
      ],
      "target_dependencies" : [
        "AsyncNinjaReactiveUI"
      ],
      "type" : "test"
    },
    {
      "c99name" : "AsyncNinjaReactiveUI",
      "module_type" : "SwiftTarget",
      "name" : "AsyncNinjaReactiveUI",
      "path" : "Sources/AsyncNinjaReactiveUI",
      "product_memberships" : [
        "ImportingTestExecutable",
        "AsyncNinja"
      ],
      "sources" : [
        "appleOS_ReactiveProperties.swift",
        "iOS.swift",
        "macOS_BindingsProxy.swift",
        "macOS_ReactiveProperties.swift"
      ],
      "target_dependencies" : [
        "AsyncNinja"
      ],
      "type" : "library"
    },
    {
      "c99name" : "AsyncNinja",
      "module_type" : "SwiftTarget",
      "name" : "AsyncNinja",
      "path" : "Sources/AsyncNinja",
      "product_memberships" : [
        "ImportingTestExecutable",
        "AsyncNinja"
      ],
      "sources" : [
        "BaseProducer.swift",
        "Box.swift",
        "CachableValue.swift",
        "Cache.swift",
        "CancellationToken.swift",
        "Channel.swift",
        "Channel_makers.swift",
        "Completable_Implementation.swift",
        "Completing_Implementation.swift",
        "Completing_Transform.swift",
        "ConstantFuture.swift",
        "Debug.swift",
        "Dispatch_Extensions.swift",
        "DynamicProperty.swift",
        "Either.swift",
        "EventSource_Combine.swift",
        "EventSource_CombineLatests.swift",
        "EventSource_Concat.swift",
        "EventSource_Debounce.swift",
        "EventSource_FlatMapFutures.swift",
        "EventSource_Implementation.swift",
        "EventSource_Map.swift",
        "EventSource_Merge2.swift",
        "EventSource_Merge2Unrelated.swift",
        "EventSource_Sample.swift",
        "EventSource_Scan.swift",
        "EventSource_StartWith.swift",
        "EventSource_Throttle.swift",
        "EventSource_ToFuture.swift",
        "EventSource_Transform.swift",
        "EventSource_Zip2.swift",
        "EventSource_ifEmpty.swift",
        "ExecutionContext.swift",
        "Executor.swift",
        "Fallible.swift",
        "Future.swift",
        "Future_Makers.swift",
        "KeyProtocols.swift",
        "Locking.swift",
        "MergeFutures.swift",
        "NetworkReachability.swift",
        "OptionalAdaptor.swift",
        "Producer.swift",
        "ProducerProxy.swift",
        "Producer_makers.swift",
        "Promise.swift",
        "Promise_makers.swift",
        "PropertyWrappers.swift",
        "Queue.swift",
        "ReleasePool.swift",
        "Sequence_AsyncFlatMap.swift",
        "Sequence_AsyncMap.swift",
        "Sequence_AsyncReduce.swift",
        "SinglyLinkedList.swift",
        "Sink.swift",
        "Stack.swift",
        "TimerChannel.swift",
        "TryExecute.swift",
        "Util.swift",
        "Zip2Futures.swift",
        "Zip3Futures.swift",
        "appleOS.swift",
        "appleOS_CoreData.swift",
        "appleOS_ExecutionContext.swift",
        "appleOS_Notifications.swift",
        "appleOS_Observation.swift",
        "appleOS_Retainer.swift",
        "appleOS_URLSession.swift",
        "macOS.swift",
        "watchOS.swift"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "5.4"
}
{
  "project" : {
    "configurations" : [
      "Debug",
      "Release"
    ],
    "name" : "AsyncNinja",
    "schemes" : [
      "AsyncNinja",
      "AsyncNinja-Package",
      "ImportingTestExecutable"
    ],
    "targets" : [
      "AsyncNinja",
      "AsyncNinjaPackageDescription",
      "AsyncNinjaPackageTests",
      "AsyncNinjaReactiveUI",
      "AsyncNinjaReactiveUITests",
      "AsyncNinjaTests",
      "ImportingTestExecutable"
    ]
  }
}
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-15.3.0.app xcrun --toolchain org.swift.600202405261a xcodebuild -IDEClonedSourcePackagesDirPathOverride=$workDir/.dependencies -skipMacroValidation -skipPackagePluginValidation -derivedDataPath $workDir/.derivedData build -scheme AsyncNinja-Package -destination generic/platform=ios OTHER_SWIFT_FLAGS=-stats-output-dir .stats -strict-concurrency=complete
Command line invocation:
    /Applications/Xcode-15.3.0.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 AsyncNinja-Package -destination generic/platform=ios "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
    IDEPackageSupportToolchainOverrideForManifestLoading = org.swift.600202405261a
    IDEPackageSupportUseBuiltinSCM = YES
Build settings from command line:
    OTHER_SWIFT_FLAGS = -stats-output-dir .stats -strict-concurrency=complete
    TOOLCHAINS = org.swift.600202405261a
Prepare packages
ComputeTargetDependencyGraph
note: Building targets in dependency order
note: Target dependency graph (3 targets)
    Target 'ImportingTestExecutable' in project 'AsyncNinja'
        ➜ Explicit dependency on target 'AsyncNinjaReactiveUI' in project 'AsyncNinja'
        ➜ Explicit dependency on target 'AsyncNinja' in project 'AsyncNinja'
    Target 'AsyncNinjaReactiveUI' in project 'AsyncNinja'
        ➜ Explicit dependency on target 'AsyncNinja' in project 'AsyncNinja'
    Target 'AsyncNinja' in project 'AsyncNinja' (no dependencies)
GatherProvisioningInputs
CreateBuildDescription
ExecuteExternalTool /Library/Developer/Toolchains/swift-6.0-DEVELOPMENT-SNAPSHOT-2024-05-26-a.xctoolchain/usr/bin/swiftc -v
ExecuteExternalTool /Library/Developer/Toolchains/swift-6.0-DEVELOPMENT-SNAPSHOT-2024-05-26-a.xctoolchain/usr/bin/clang -v -E -dM -isysroot /Applications/Xcode-15.3.0.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS17.4.sdk -x c -c /dev/null
ExecuteExternalTool /Library/Developer/Toolchains/swift-6.0-DEVELOPMENT-SNAPSHOT-2024-05-26-a.xctoolchain/usr/bin/ld -version_details
Build description signature: dbb3b35b99201439a4f1ff2c55201d80
Build description path: /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/XCBuildData/dbb3b35b99201439a4f1ff2c55201d80.xcbuilddata
note: Using global toolchain override 'Swift 6.0 Development Snapshot 2024-05-26 (a)'.
/Users/admin/builder/spi-builder-workspace/AsyncNinja.xcodeproj: warning: The iOS deployment target 'IPHONEOS_DEPLOYMENT_TARGET' is set to 11.0, but the range of supported deployment target versions is 12.0 to 17.4.99. (in target 'ImportingTestExecutable' from project 'AsyncNinja')
/Users/admin/builder/spi-builder-workspace/AsyncNinja.xcodeproj: error: Signing for "ImportingTestExecutable" requires a development team. Select a development team in the Signing & Capabilities editor. (in target 'ImportingTestExecutable' from project 'AsyncNinja')
note: Using global toolchain override 'Swift 6.0 Development Snapshot 2024-05-26 (a)'. (in target 'ImportingTestExecutable' from project 'AsyncNinja')
/Users/admin/builder/spi-builder-workspace/AsyncNinja.xcodeproj: warning: The iOS deployment target 'IPHONEOS_DEPLOYMENT_TARGET' is set to 11.0, but the range of supported deployment target versions is 12.0 to 17.4.99. (in target 'AsyncNinja' from project 'AsyncNinja')
note: Using global toolchain override 'Swift 6.0 Development Snapshot 2024-05-26 (a)'. (in target 'AsyncNinja' from project 'AsyncNinja')
/Users/admin/builder/spi-builder-workspace/AsyncNinja.xcodeproj: warning: The iOS deployment target 'IPHONEOS_DEPLOYMENT_TARGET' is set to 11.0, but the range of supported deployment target versions is 12.0 to 17.4.99. (in target 'AsyncNinjaReactiveUI' from project 'AsyncNinja')
note: Using global toolchain override 'Swift 6.0 Development Snapshot 2024-05-26 (a)'. (in target 'AsyncNinjaReactiveUI' from project 'AsyncNinja')
** BUILD FAILED **
Command line invocation:
    /Applications/Xcode-15.3.0.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 AsyncNinja-Package -destination generic/platform=ios "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
    IDEPackageSupportToolchainOverrideForManifestLoading = org.swift.600202405261a
    IDEPackageSupportUseBuiltinSCM = YES
Build settings from command line:
    OTHER_SWIFT_FLAGS = -stats-output-dir .stats -strict-concurrency=complete
    TOOLCHAINS = org.swift.600202405261a
Prepare packages
ComputeTargetDependencyGraph
note: Building targets in dependency order
note: Target dependency graph (3 targets)
    Target 'ImportingTestExecutable' in project 'AsyncNinja'
        ➜ Explicit dependency on target 'AsyncNinjaReactiveUI' in project 'AsyncNinja'
        ➜ Explicit dependency on target 'AsyncNinja' in project 'AsyncNinja'
    Target 'AsyncNinjaReactiveUI' in project 'AsyncNinja'
        ➜ Explicit dependency on target 'AsyncNinja' in project 'AsyncNinja'
    Target 'AsyncNinja' in project 'AsyncNinja' (no dependencies)
GatherProvisioningInputs
CreateBuildDescription
ExecuteExternalTool /Library/Developer/Toolchains/swift-6.0-DEVELOPMENT-SNAPSHOT-2024-05-26-a.xctoolchain/usr/bin/swiftc -v
ExecuteExternalTool /Library/Developer/Toolchains/swift-6.0-DEVELOPMENT-SNAPSHOT-2024-05-26-a.xctoolchain/usr/bin/clang -v -E -dM -isysroot /Applications/Xcode-15.3.0.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS17.4.sdk -x c -c /dev/null
ExecuteExternalTool /Library/Developer/Toolchains/swift-6.0-DEVELOPMENT-SNAPSHOT-2024-05-26-a.xctoolchain/usr/bin/ld -version_details
Build description signature: dbb3b35b99201439a4f1ff2c55201d80
Build description path: /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/XCBuildData/dbb3b35b99201439a4f1ff2c55201d80.xcbuilddata
note: Using global toolchain override 'Swift 6.0 Development Snapshot 2024-05-26 (a)'.
/Users/admin/builder/spi-builder-workspace/AsyncNinja.xcodeproj: warning: The iOS deployment target 'IPHONEOS_DEPLOYMENT_TARGET' is set to 11.0, but the range of supported deployment target versions is 12.0 to 17.4.99. (in target 'AsyncNinjaReactiveUI' from project 'AsyncNinja')
note: Using global toolchain override 'Swift 6.0 Development Snapshot 2024-05-26 (a)'. (in target 'AsyncNinjaReactiveUI' from project 'AsyncNinja')
/Users/admin/builder/spi-builder-workspace/AsyncNinja.xcodeproj: warning: The iOS deployment target 'IPHONEOS_DEPLOYMENT_TARGET' is set to 11.0, but the range of supported deployment target versions is 12.0 to 17.4.99. (in target 'AsyncNinja' from project 'AsyncNinja')
note: Using global toolchain override 'Swift 6.0 Development Snapshot 2024-05-26 (a)'. (in target 'AsyncNinja' from project 'AsyncNinja')
/Users/admin/builder/spi-builder-workspace/AsyncNinja.xcodeproj: warning: The iOS deployment target 'IPHONEOS_DEPLOYMENT_TARGET' is set to 11.0, but the range of supported deployment target versions is 12.0 to 17.4.99. (in target 'ImportingTestExecutable' from project 'AsyncNinja')
/Users/admin/builder/spi-builder-workspace/AsyncNinja.xcodeproj: error: Signing for "ImportingTestExecutable" requires a development team. Select a development team in the Signing & Capabilities editor. (in target 'ImportingTestExecutable' from project 'AsyncNinja')
note: Using global toolchain override 'Swift 6.0 Development Snapshot 2024-05-26 (a)'. (in target 'ImportingTestExecutable' from project 'AsyncNinja')
** BUILD FAILED **
BUILD FAILURE 6.0 iOS
This is a staging environment. For live and up-to-date package information, visit swiftpackageindex.com.