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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 Slurp, reference 0.1.3 (680e6e), with Swift 6.1 for visionOS using Xcode 16.3 on 25 Apr 2025 00:32:33 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/bitwit/slurp.git
Reference: 0.1.3
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/bitwit/slurp
 * tag               0.1.3      -> FETCH_HEAD
HEAD is now at 680e6e7 Fix CWD when working with other tasks that use PathKit to get the current directory
Cloned https://github.com/bitwit/slurp.git
Revision (git rev-parse @):
680e6e717a317752988e782f9dda8ca0e329bd57
SUCCESS checkout https://github.com/bitwit/slurp.git at 0.1.3
========================================
Build
========================================
Selected platform:         visionOS
Swift version:             6.1
Building package at path:  $PWD
https://github.com/bitwit/slurp.git
https://github.com/bitwit/slurp.git
{
  "dependencies" : [
    {
      "identity" : "rxswift",
      "requirement" : {
        "exact" : [
          "4.1.2"
        ]
      },
      "type" : "sourceControl",
      "url" : "https://github.com/ReactiveX/RxSwift.git"
    },
    {
      "identity" : "pathkit",
      "requirement" : {
        "exact" : [
          "0.9.0"
        ]
      },
      "type" : "sourceControl",
      "url" : "https://github.com/kylef/PathKit.git"
    },
    {
      "identity" : "marathon",
      "requirement" : {
        "branch" : [
          "slurp-0.1.0"
        ]
      },
      "type" : "sourceControl",
      "url" : "https://github.com/bitwit/Marathon.git"
    },
    {
      "identity" : "guaka",
      "requirement" : {
        "exact" : [
          "0.1.3"
        ]
      },
      "type" : "sourceControl",
      "url" : "https://github.com/nsomar/Guaka.git"
    },
    {
      "identity" : "quick",
      "requirement" : {
        "exact" : [
          "1.2.0"
        ]
      },
      "type" : "sourceControl",
      "url" : "https://github.com/Quick/Quick.git"
    },
    {
      "identity" : "nimble",
      "requirement" : {
        "exact" : [
          "7.0.3"
        ]
      },
      "type" : "sourceControl",
      "url" : "https://github.com/Quick/Nimble.git"
    }
  ],
  "manifest_display_name" : "Slurp",
  "name" : "Slurp",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
  ],
  "products" : [
    {
      "name" : "Slurp",
      "targets" : [
        "Slurp"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    },
    {
      "name" : "SlurpXCTools",
      "targets" : [
        "SlurpXCTools"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    },
    {
      "name" : "SlurpCLI",
      "targets" : [
        "SlurpCLI"
      ],
      "type" : {
        "executable" : null
      }
    },
    {
      "name" : "ExampleSlurpTasks",
      "targets" : [
        "ExampleSlurpTasks"
      ],
      "type" : {
        "executable" : null
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "SlurpXCTools",
      "module_type" : "SwiftTarget",
      "name" : "SlurpXCTools",
      "path" : "Sources/SlurpXCTools",
      "product_dependencies" : [
        "RxSwift",
        "PathKit"
      ],
      "product_memberships" : [
        "SlurpXCTools",
        "ExampleSlurpTasks"
      ],
      "sources" : [
        "ApplicationLoader.swift",
        "Cocoapods.swift",
        "Version.swift",
        "XcodeBuild.swift"
      ],
      "target_dependencies" : [
        "Slurp"
      ],
      "type" : "library"
    },
    {
      "c99name" : "SlurpTests",
      "module_type" : "SwiftTarget",
      "name" : "SlurpTests",
      "path" : "Tests/SlurpTests",
      "product_dependencies" : [
        "Quick",
        "Nimble"
      ],
      "sources" : [
        "MockShellProcess.swift",
        "main.swift"
      ],
      "target_dependencies" : [
        "Slurp"
      ],
      "type" : "test"
    },
    {
      "c99name" : "SlurpCLI",
      "module_type" : "SwiftTarget",
      "name" : "SlurpCLI",
      "path" : "Sources/SlurpCLI",
      "product_dependencies" : [
        "MarathonCore",
        "Guaka"
      ],
      "product_memberships" : [
        "SlurpCLI"
      ],
      "sources" : [
        "Extensions.swift",
        "SlurpCommands.swift",
        "SlurpProjectManager.swift",
        "main.swift"
      ],
      "target_dependencies" : [
        "Slurp"
      ],
      "type" : "executable"
    },
    {
      "c99name" : "Slurp",
      "module_type" : "SwiftTarget",
      "name" : "Slurp",
      "path" : "Sources/Slurp",
      "product_dependencies" : [
        "RxSwift",
        "PathKit",
        "MarathonCore"
      ],
      "product_memberships" : [
        "Slurp",
        "SlurpXCTools",
        "SlurpCLI",
        "ExampleSlurpTasks"
      ],
      "sources" : [
        "BasicTask.swift",
        "FolderMonitor.swift",
        "PipeOperator.swift",
        "Rx+Extensions.swift",
        "Shell.swift",
        "Slurp.swift",
        "Swift+Extensions.swift",
        "Watcher.swift"
      ],
      "type" : "library"
    },
    {
      "c99name" : "ExampleSlurpTasks",
      "module_type" : "SwiftTarget",
      "name" : "ExampleSlurpTasks",
      "path" : "ExampleTasks",
      "product_memberships" : [
        "ExampleSlurpTasks"
      ],
      "sources" : [
        "SlurpTasks/main.swift"
      ],
      "target_dependencies" : [
        "Slurp",
        "SlurpXCTools"
      ],
      "type" : "executable"
    }
  ],
  "tools_version" : "4.2"
}
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" : [
    {
      "identity" : "rxswift",
      "requirement" : {
        "exact" : [
          "4.1.2"
        ]
      },
      "type" : "sourceControl",
      "url" : "https://github.com/ReactiveX/RxSwift.git"
    },
    {
      "identity" : "pathkit",
      "requirement" : {
        "exact" : [
          "0.9.0"
        ]
      },
      "type" : "sourceControl",
      "url" : "https://github.com/kylef/PathKit.git"
    },
    {
      "identity" : "marathon",
      "requirement" : {
        "branch" : [
          "slurp-0.1.0"
        ]
      },
      "type" : "sourceControl",
      "url" : "https://github.com/bitwit/Marathon.git"
    },
    {
      "identity" : "guaka",
      "requirement" : {
        "exact" : [
          "0.1.3"
        ]
      },
      "type" : "sourceControl",
      "url" : "https://github.com/nsomar/Guaka.git"
    },
    {
      "identity" : "quick",
      "requirement" : {
        "exact" : [
          "1.2.0"
        ]
      },
      "type" : "sourceControl",
      "url" : "https://github.com/Quick/Quick.git"
    },
    {
      "identity" : "nimble",
      "requirement" : {
        "exact" : [
          "7.0.3"
        ]
      },
      "type" : "sourceControl",
      "url" : "https://github.com/Quick/Nimble.git"
    }
  ],
  "manifest_display_name" : "Slurp",
  "name" : "Slurp",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
  ],
  "products" : [
    {
      "name" : "Slurp",
      "targets" : [
        "Slurp"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    },
    {
      "name" : "SlurpXCTools",
      "targets" : [
        "SlurpXCTools"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    },
    {
      "name" : "SlurpCLI",
      "targets" : [
        "SlurpCLI"
      ],
      "type" : {
        "executable" : null
      }
    },
    {
      "name" : "ExampleSlurpTasks",
      "targets" : [
        "ExampleSlurpTasks"
      ],
      "type" : {
        "executable" : null
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "SlurpXCTools",
      "module_type" : "SwiftTarget",
      "name" : "SlurpXCTools",
      "path" : "Sources/SlurpXCTools",
      "product_dependencies" : [
        "RxSwift",
        "PathKit"
      ],
      "product_memberships" : [
        "SlurpXCTools",
        "ExampleSlurpTasks"
      ],
      "sources" : [
        "ApplicationLoader.swift",
        "Cocoapods.swift",
        "Version.swift",
        "XcodeBuild.swift"
      ],
      "target_dependencies" : [
        "Slurp"
      ],
      "type" : "library"
    },
    {
      "c99name" : "SlurpTests",
      "module_type" : "SwiftTarget",
      "name" : "SlurpTests",
      "path" : "Tests/SlurpTests",
      "product_dependencies" : [
        "Quick",
        "Nimble"
      ],
      "sources" : [
        "MockShellProcess.swift",
        "main.swift"
      ],
      "target_dependencies" : [
        "Slurp"
      ],
      "type" : "test"
    },
    {
      "c99name" : "SlurpCLI",
      "module_type" : "SwiftTarget",
      "name" : "SlurpCLI",
      "path" : "Sources/SlurpCLI",
      "product_dependencies" : [
        "MarathonCore",
        "Guaka"
      ],
      "product_memberships" : [
        "SlurpCLI"
      ],
      "sources" : [
        "Extensions.swift",
        "SlurpCommands.swift",
        "SlurpProjectManager.swift",
        "main.swift"
      ],
      "target_dependencies" : [
        "Slurp"
      ],
      "type" : "executable"
    },
    {
      "c99name" : "Slurp",
      "module_type" : "SwiftTarget",
      "name" : "Slurp",
      "path" : "Sources/Slurp",
      "product_dependencies" : [
        "RxSwift",
        "PathKit",
        "MarathonCore"
      ],
      "product_memberships" : [
        "Slurp",
        "SlurpXCTools",
        "SlurpCLI",
        "ExampleSlurpTasks"
      ],
      "sources" : [
        "BasicTask.swift",
        "FolderMonitor.swift",
        "PipeOperator.swift",
        "Rx+Extensions.swift",
        "Shell.swift",
        "Slurp.swift",
        "Swift+Extensions.swift",
        "Watcher.swift"
      ],
      "type" : "library"
    },
    {
      "c99name" : "ExampleSlurpTasks",
      "module_type" : "SwiftTarget",
      "name" : "ExampleSlurpTasks",
      "path" : "ExampleTasks",
      "product_memberships" : [
        "ExampleSlurpTasks"
      ],
      "sources" : [
        "SlurpTasks/main.swift"
      ],
      "target_dependencies" : [
        "Slurp",
        "SlurpXCTools"
      ],
      "type" : "executable"
    }
  ],
  "tools_version" : "4.2"
}
{
  "project" : {
    "configurations" : [
      "Debug",
      "Release"
    ],
    "name" : "Slurp",
    "schemes" : [
      "ExampleSlurpTasks",
      "Slurp-Package",
      "SlurpCLI",
      "SlurpPackageTests",
      "SlurpTasks"
    ],
    "targets" : [
      "ExampleSlurpTasks",
      "Files",
      "FilesPackageDescription",
      "Guaka",
      "GuakaPackageDescription",
      "MarathonCore",
      "MarathonPackageDescription",
      "Nimble",
      "NimblePackageDescription",
      "PathKit",
      "PathKitPackageDescription",
      "Quick",
      "QuickPackageDescription",
      "QuickSpecBase",
      "Releases",
      "ReleasesPackageDescription",
      "Require",
      "RequirePackageDescription",
      "RxSwift",
      "RxSwiftPackageDescription",
      "ShellOut",
      "ShellOutPackageDescription",
      "Slurp",
      "SlurpCLI",
      "SlurpPackageDescription",
      "SlurpPackageTests",
      "SlurpTests",
      "SlurpXCTools",
      "StringScanner",
      "StringScannerPackageDescription",
      "Unbox",
      "UnboxPackageDescription",
      "Wrap",
      "WrapPackageDescription"
    ]
  }
}
2025-04-24 17:32:30.677 xcodebuild[576:3329] Writing error result bundle to /var/folders/5k/5yc19ymj0jqd5v0zvgfqz0xw0000gn/T/ResultBundle_2025-24-04_17-32-0030.xcresult
xcodebuild: error: Could not resolve package dependencies:
  package 'package.swift' is using Swift tools version 3.1.0 which is no longer supported; consider using '// swift-tools-version: 6.1' to specify the current tools version
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
Updating from https://github.com/bitwit/Marathon.git
Updating from https://github.com/JohnSundell/Wrap.git
Updating from https://github.com/JohnSundell/Require.git
Updating from https://github.com/JohnSundell/Unbox.git
Updating from https://github.com/JohnSundell/Releases.git
Updating from https://github.com/JohnSundell/Files.git
Updating from https://github.com/Quick/Nimble.git
Updating from https://github.com/JohnSundell/ShellOut.git
Updating from https://github.com/Quick/Quick.git
Updating from https://github.com/kylef/PathKit.git
Updating from https://github.com/nsomar/Guaka.git
Updating from https://github.com/ReactiveX/RxSwift.git
package 'package.swift' is using Swift tools version 3.1.0 which is no longer supported; consider using '// swift-tools-version: 6.1' to specify the current tools version
Resolved source packages:
  spi-builder-workspace: (null)
2025-04-24 17:32:33.060 xcodebuild[1033:5034] Writing error result bundle to /var/folders/5k/5yc19ymj0jqd5v0zvgfqz0xw0000gn/T/ResultBundle_2025-24-04_17-32-0033.xcresult
xcodebuild: error: Could not resolve package dependencies:
  package 'package.swift' is using Swift tools version 3.1.0 which is no longer supported; consider using '// swift-tools-version: 6.1' to specify the current tools version
BUILD FAILURE 6.1 visionOS