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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 SwiftPowerAssert, reference 0.1.0 (bec9d3), with Swift 6.1 for visionOS using Xcode 16.3 on 25 Apr 2025 04:03:10 UTC.

Build Command

No build command. This typically means the build failed at an early stage where we determine the build command.

Build Log

========================================
RunAll
========================================
Builder version: 4.61.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/kishikawakatsumi/swiftpowerassert.git
Reference: 0.1.0
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/kishikawakatsumi/swiftpowerassert
 * tag               0.1.0      -> FETCH_HEAD
HEAD is now at bec9d3d Merge pull request #91 from kishikawakatsumi/version
Cloned https://github.com/kishikawakatsumi/swiftpowerassert.git
Revision (git rev-parse @):
bec9d3d72c53d916e9c203bc21e6bd676deda518
SUCCESS checkout https://github.com/kishikawakatsumi/swiftpowerassert.git at 0.1.0
========================================
Build
========================================
Selected platform:         visionOS
Swift version:             6.1
Building package at path:  $PWD
https://github.com/kishikawakatsumi/swiftpowerassert.git
https://github.com/kishikawakatsumi/swiftpowerassert.git
{
  "dependencies" : [
    {
      "identity" : "swift-package-manager",
      "requirement" : {
        "range" : [
          {
            "lower_bound" : "0.1.0",
            "upper_bound" : "1.0.0"
          }
        ]
      },
      "type" : "sourceControl",
      "url" : "https://github.com/apple/swift-package-manager.git"
    }
  ],
  "manifest_display_name" : "SwiftPowerAssert",
  "name" : "SwiftPowerAssert",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
  ],
  "products" : [
    {
      "name" : "swift-power-assert",
      "targets" : [
        "SwiftPowerAssert"
      ],
      "type" : {
        "executable" : null
      }
    },
    {
      "name" : "PowerAssertCore",
      "targets" : [
        "PowerAssertCore"
      ],
      "type" : {
        "library" : [
          "dynamic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "SwiftPowerAssertTests",
      "module_type" : "SwiftTarget",
      "name" : "SwiftPowerAssertTests",
      "path" : "Tests/SwiftPowerAssertTests",
      "sources" : [
        "AssertTests.swift",
        "ParserTests.swift",
        "SourceFormatterTests.swift",
        "TestEnvironments.swift",
        "TestRunner.swift",
        "UtilityTests.swift",
        "XCTAssertTests.swift"
      ],
      "target_dependencies" : [
        "PowerAssertCore"
      ],
      "type" : "test"
    },
    {
      "c99name" : "SwiftPowerAssert",
      "module_type" : "SwiftTarget",
      "name" : "SwiftPowerAssert",
      "path" : "Sources/SwiftPowerAssert",
      "product_dependencies" : [
        "Utility"
      ],
      "product_memberships" : [
        "swift-power-assert"
      ],
      "sources" : [
        "Errors.swift",
        "SwiftPowerAssertTool.swift",
        "SwiftTestTool.swift",
        "TransformTool.swift",
        "XCTestTool.swift",
        "main.swift"
      ],
      "target_dependencies" : [
        "PowerAssertCore"
      ],
      "type" : "executable"
    },
    {
      "c99name" : "PowerAssertCore",
      "module_type" : "SwiftTarget",
      "name" : "PowerAssertCore",
      "path" : "Sources/PowerAssertCore",
      "product_dependencies" : [
        "Utility"
      ],
      "product_memberships" : [
        "swift-power-assert",
        "PowerAssertCore"
      ],
      "sources" : [
        "AST.swift",
        "ASTLexer.swift",
        "ASTNode.swift",
        "ASTParser.swift",
        "ASTToken.swift",
        "ASTTokenizer.swift",
        "ArgumentCaptor.swift",
        "Assertion.swift",
        "AssertionProcessor.swift",
        "CapturedExpression.swift",
        "Errors.swift",
        "ProcessManager.swift",
        "Replacement.swift",
        "SourceCompletion.swift",
        "SourceFile.swift",
        "SourceFormatter.swift",
        "SwiftPowerAssert.swift",
        "Transformer.swift",
        "Utilities.swift"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "4.0"
}
Command line invocation:
    /Applications/Xcode-16.3.0.app/Contents/Developer/usr/bin/xcodebuild -IDEClonedSourcePackagesDirPathOverride=/Users/admin/builder/spi-builder-workspace/.dependencies -resolvePackageDependencies
Resolve Package Graph
Fetching from https://github.com/apple/swift-package-manager.git
Fetching from https://github.com/apple/swift-llbuild.git
Fetching from https://github.com/apple/swift-tools-support-core.git (cached)
Creating working copy of package ‘swift-tools-support-core’
Checking out 0.1.0 of package ‘swift-tools-support-core’
Creating working copy of package ‘swift-package-manager’
Checking out 0.6.0 of package ‘swift-package-manager’
Creating working copy of package ‘swift-llbuild’
Checking out 0.3.0 of package ‘swift-llbuild’
ignoring broken symlink /Users/admin/builder/spi-builder-workspace/.dependencies/checkouts/swift-llbuild/lib/llvm/Demangle/include/llvm/Demangle/include/llvm/Demangle/include/llvm/Demangle/include/llvm/Demangle/include/llvm/Demangle/include/llvm/Demangle/include/llvm/Demangle/include/llvm/Demangle/include/llvm/Demangle/include/llvm/Demangle/include/llvm/Demangle/include/llvm/Demangle/include/llvm/Demangle/include/llvm/Demangle/include/llvm/Demangle/include/llvm/Demangle/include/llvm/Demangle/include/llvm/Demangle/include/llvm/Demangle/include/llvm/Demangle/include/llvm/Demangle/include/llvm/Demangle/include/llvm/Demangle/include/llvm/Demangle/include/llvm/Demangle/include/llvm/Demangle/include/llvm/Demangle/include/llvm/Demangle/include/llvm/Demangle/include/llvm/Demangle/include/llvm/Demangle/include/llvm/Demangle/include/llvmproduct 'Utility' required by package 'spi-builder-workspace' target 'SwiftPowerAssert' not found. Did you mean 'TSCUtility'?Resolve Package Graph
ignoring broken symlink /Users/admin/builder/spi-builder-workspace/.dependencies/checkouts/swift-llbuild/lib/llvm/Demangle/include/llvm/Demangle/include/llvm/Demangle/include/llvm/Demangle/include/llvm/Demangle/include/llvm/Demangle/include/llvm/Demangle/include/llvm/Demangle/include/llvm/Demangle/include/llvm/Demangle/include/llvm/Demangle/include/llvm/Demangle/include/llvm/Demangle/include/llvm/Demangle/include/llvm/Demangle/include/llvm/Demangle/include/llvm/Demangle/include/llvm/Demangle/include/llvm/Demangle/include/llvm/Demangle/include/llvm/Demangle/include/llvm/Demangle/include/llvm/Demangle/include/llvm/Demangle/include/llvm/Demangle/include/llvm/Demangle/include/llvm/Demangle/include/llvm/Demangle/include/llvm/Demangle/include/llvm/Demangle/include/llvm/Demangle/include/llvm/Demangle/include/llvm/Demangle/include/llvmproduct 'Utility' required by package 'spi-builder-workspace' target 'SwiftPowerAssert' not found. Did you mean 'TSCUtility'?
Resolved source packages:
  spi-builder-workspace: (null)
2025-04-24 21:03:09.509 xcodebuild[516:2873] Writing error result bundle to /var/folders/5k/5yc19ymj0jqd5v0zvgfqz0xw0000gn/T/ResultBundle_2025-24-04_21-03-0009.xcresult
xcodebuild: error: Could not resolve package dependencies:
  product 'Utility' required by package 'spi-builder-workspace' target 'SwiftPowerAssert' not found. Did you mean 'TSCUtility'?
Command line invocation:
    /Applications/Xcode-16.3.0.app/Contents/Developer/usr/bin/xcodebuild -IDEClonedSourcePackagesDirPathOverride=/Users/admin/builder/spi-builder-workspace/.dependencies -resolvePackageDependencies
Resolve Package Graph
ignoring broken symlink /Users/admin/builder/spi-builder-workspace/.dependencies/checkouts/swift-llbuild/lib/llvm/Demangle/include/llvm/Demangle/include/llvm/Demangle/include/llvm/Demangle/include/llvm/Demangle/include/llvm/Demangle/include/llvm/Demangle/include/llvm/Demangle/include/llvm/Demangle/include/llvm/Demangle/include/llvm/Demangle/include/llvm/Demangle/include/llvm/Demangle/include/llvm/Demangle/include/llvm/Demangle/include/llvm/Demangle/include/llvm/Demangle/include/llvm/Demangle/include/llvm/Demangle/include/llvm/Demangle/include/llvm/Demangle/include/llvm/Demangle/include/llvm/Demangle/include/llvm/Demangle/include/llvm/Demangle/include/llvm/Demangle/include/llvm/Demangle/include/llvm/Demangle/include/llvm/Demangle/include/llvm/Demangle/include/llvm/Demangle/include/llvm/Demangle/include/llvm/Demangle/include/llvmproduct 'Utility' required by package 'spi-builder-workspace' target 'SwiftPowerAssert' not found. Did you mean 'TSCUtility'?
Resolved source packages:
  spi-builder-workspace: (null)
2025-04-24 21:03:10.397 xcodebuild[779:4122] Writing error result bundle to /var/folders/5k/5yc19ymj0jqd5v0zvgfqz0xw0000gn/T/ResultBundle_2025-24-04_21-03-0010.xcresult
xcodebuild: error: Could not resolve package dependencies:
  product 'Utility' required by package 'spi-builder-workspace' target 'SwiftPowerAssert' not found. Did you mean 'TSCUtility'?
BUILD FAILURE 6.1 visionOS