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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 Kyu, reference master (4d439e), with Swift 6.0 for macOS (Xcode) using Xcode 16.0 on 2 Nov 2024 05:31:48 UTC.

Build Command

env DEVELOPER_DIR=/Applications/Xcode-16.1.0.app xcrun xcodebuild -IDEClonedSourcePackagesDirPathOverride=$PWD/.dependencies -skipMacroValidation -skipPackagePluginValidation -derivedDataPath $PWD/.derivedData build -scheme Kyu -destination platform=macOS,arch=arm64 OTHER_SWIFT_FLAGS=-stats-output-dir .stats -strict-concurrency=complete

Build Log

========================================
RunAll
========================================
Builder version: 4.56.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/reddavis/Kyu.git
Reference: master
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/reddavis/Kyu
 * branch            master     -> FETCH_HEAD
 * [new branch]      master     -> origin/master
HEAD is now at 4d439ef Add MIT license
Cloned https://github.com/reddavis/Kyu.git
Revision (git rev-parse @):
4d439ef25834eafcd2a10d86d0cbe9db126f8604
SUCCESS checkout https://github.com/reddavis/Kyu.git at master
========================================
Build
========================================
Selected platform:         macosXcodebuild
Swift version:             6.0
Building package at path:  $PWD
https://github.com/reddavis/Kyu.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
resolved source packages:
{
  "dependencies" : [
  ],
  "manifest_display_name" : "Kyu",
  "name" : "Kyu",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
    {
      "name" : "ios",
      "version" : "15.0"
    },
    {
      "name" : "macos",
      "version" : "12.0"
    }
  ],
  "products" : [
    {
      "name" : "Kyu",
      "targets" : [
        "Kyu"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "KyuTests",
      "module_type" : "SwiftTarget",
      "name" : "KyuTests",
      "path" : "KyuTests",
      "sources" : [
        "Source/AppendNewLineJob.swift",
        "Source/Assertions.swift",
        "Source/Tests/DirectoryTests.swift",
        "Source/Tests/KyuTests.swift"
      ],
      "target_dependencies" : [
        "Kyu"
      ],
      "type" : "test"
    },
    {
      "c99name" : "Kyu",
      "module_type" : "SwiftTarget",
      "name" : "Kyu",
      "path" : "Kyu",
      "product_memberships" : [
        "Kyu"
      ],
      "sources" : [
        "Source/Directory.swift",
        "Source/Job.swift",
        "Source/Kyu.swift",
        "Source/Logger.swift",
        "Source/Runner.swift"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "5.3"
}
{
  "project" : {
    "configurations" : [
      "Debug",
      "Release"
    ],
    "name" : "Kyu",
    "schemes" : [
      "Kyu"
    ],
    "targets" : [
      "Kyu",
      "KyuTests"
    ]
  }
}
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-16.1.0.app xcrun xcodebuild -IDEClonedSourcePackagesDirPathOverride=$PWD/.dependencies -skipMacroValidation -skipPackagePluginValidation -derivedDataPath $PWD/.derivedData build -scheme Kyu -destination platform=macOS,arch=arm64 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 Kyu -destination platform=macOS,arch=arm64 "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
Prepare packages
ComputeTargetDependencyGraph
note: Building targets in dependency order
note: Target dependency graph (1 target)
    Target 'Kyu' in project 'Kyu' (no dependencies)
GatherProvisioningInputs
CreateBuildDescription
ExecuteExternalTool /Applications/Xcode-16.1.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang -v -E -dM -isysroot /Applications/Xcode-16.1.0.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX15.1.sdk -x c -c /dev/null
ExecuteExternalTool /Applications/Xcode-16.1.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang -v -E -dM -arch arm64 -isysroot /Applications/Xcode-16.1.0.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX15.1.sdk -x c -c /dev/null
ExecuteExternalTool /Applications/Xcode-16.1.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/swiftc --version
ExecuteExternalTool /Applications/Xcode-16.1.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/ld -version_details
Build description signature: e7ae1686d8cb4d153a5426a9d1ce115a
Build description path: /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/XCBuildData/e7ae1686d8cb4d153a5426a9d1ce115a.xcbuilddata
/Users/admin/builder/spi-builder-workspace/Kyu.xcodeproj: error: No signing certificate "Mac Development" found: No "Mac Development" signing certificate matching team ID "CF43K35J9C" with a private key was found. (in target 'Kyu' from project 'Kyu')
--- xcodebuild: WARNING: Using the first of multiple matching destinations:
{ platform:macOS, arch:arm64, variant:Mac Catalyst, id:0000FE00-8C151E3703BE51BE, name:My Mac }
{ platform:macOS, arch:arm64, variant:Designed for [iPad,iPhone], id:0000FE00-8C151E3703BE51BE, name:My Mac }
** BUILD FAILED **
The following build commands failed:
	Building project Kyu with scheme Kyu
(1 failure)
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 Kyu -destination platform=macOS,arch=arm64 "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
Prepare packages
ComputeTargetDependencyGraph
note: Building targets in dependency order
note: Target dependency graph (1 target)
    Target 'Kyu' in project 'Kyu' (no dependencies)
GatherProvisioningInputs
CreateBuildDescription
/Users/admin/builder/spi-builder-workspace/Kyu.xcodeproj: error: No signing certificate "Mac Development" found: No "Mac Development" signing certificate matching team ID "CF43K35J9C" with a private key was found. (in target 'Kyu' from project 'Kyu')
--- xcodebuild: WARNING: Using the first of multiple matching destinations:
{ platform:macOS, arch:arm64, variant:Mac Catalyst, id:0000FE00-8C151E3703BE51BE, name:My Mac }
{ platform:macOS, arch:arm64, variant:Designed for [iPad,iPhone], id:0000FE00-8C151E3703BE51BE, name:My Mac }
** BUILD FAILED **
The following build commands failed:
	Building project Kyu with scheme Kyu
(1 failure)
BUILD FAILURE 6.0 macosXcodebuild