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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

Successful build of swifty-holidays, reference main (5e39b8), with Swift 6.0 for macOS (SPM) on 2 Dec 2024 19:25:16 UTC.

Swift 6 data race errors: 0

Build Command

env DEVELOPER_DIR=/Applications/Xcode-16.1.0.app xcrun swift build --arch arm64 -Xswiftc -Xfrontend -Xswiftc -stats-output-dir -Xswiftc -Xfrontend -Xswiftc .stats

Build Log

========================================
RunAll
========================================
Builder version: 4.58.3
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/sersoft-gmbh/swifty-holidays.git
Reference: main
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/sersoft-gmbh/swifty-holidays
 * branch            main       -> FETCH_HEAD
 * [new branch]      main       -> origin/main
HEAD is now at 5e39b80 Add Swift 6.0 support
Cloned https://github.com/sersoft-gmbh/swifty-holidays.git
Revision (git rev-parse @):
5e39b80667ee0b1e95227b7f5855bcb1b8b57f14
SUCCESS checkout https://github.com/sersoft-gmbh/swifty-holidays.git at main
Fetching https://github.com/swiftlang/swift-docc-symbolkit
Fetching https://github.com/apple/swift-docc-plugin
[1/2044] Fetching swift-docc-plugin
[226/5242] Fetching swift-docc-plugin, swift-docc-symbolkit
Fetched https://github.com/apple/swift-docc-plugin from cache (1.29s)
Fetched https://github.com/swiftlang/swift-docc-symbolkit from cache (1.29s)
Computing version for https://github.com/apple/swift-docc-plugin
Computed https://github.com/apple/swift-docc-plugin at 1.4.3 (3.18s)
Computing version for https://github.com/swiftlang/swift-docc-symbolkit
Computed https://github.com/swiftlang/swift-docc-symbolkit at 1.0.0 (0.61s)
Creating working copy for https://github.com/swiftlang/swift-docc-symbolkit
Working copy of https://github.com/swiftlang/swift-docc-symbolkit resolved at 1.0.0
Creating working copy for https://github.com/apple/swift-docc-plugin
Working copy of https://github.com/apple/swift-docc-plugin resolved at 1.4.3
========================================
ResolveProductDependencies
========================================
Resolving dependencies ...
{
  "identity": ".resolve-product-dependencies",
  "name": "resolve-dependencies",
  "url": "/Users/admin/builder/spi-builder-workspace/.resolve-product-dependencies",
  "version": "unspecified",
  "path": "/Users/admin/builder/spi-builder-workspace/.resolve-product-dependencies",
  "dependencies": [
    {
      "identity": "swifty-holidays",
      "name": "swifty-holidays",
      "url": "https://github.com/sersoft-gmbh/swifty-holidays.git",
      "version": "unspecified",
      "path": "/Users/admin/builder/spi-builder-workspace/.resolve-product-dependencies/.build/checkouts/swifty-holidays",
      "dependencies": [
      ]
    }
  ]
}
Fetching https://github.com/sersoft-gmbh/swifty-holidays.git
[1/2094] Fetching swifty-holidays
Fetched https://github.com/sersoft-gmbh/swifty-holidays.git from cache (1.07s)
Creating working copy for https://github.com/sersoft-gmbh/swifty-holidays.git
Working copy of https://github.com/sersoft-gmbh/swifty-holidays.git resolved at main (5e39b80)
warning: '.resolve-product-dependencies': dependency 'swifty-holidays' is not used by any target
Found 0 product dependencies
========================================
Build
========================================
Selected platform:         macosSpm
Swift version:             6.0
Building package at path:  $PWD
https://github.com/sersoft-gmbh/swifty-holidays.git
{
  "dependencies" : [
    {
      "identity" : "swift-docc-plugin",
      "requirement" : {
        "range" : [
          {
            "lower_bound" : "1.0.0",
            "upper_bound" : "2.0.0"
          }
        ]
      },
      "type" : "sourceControl",
      "url" : "https://github.com/apple/swift-docc-plugin"
    }
  ],
  "manifest_display_name" : "swifty-holidays",
  "name" : "swifty-holidays",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
    {
      "name" : "macos",
      "version" : "10.13"
    },
    {
      "name" : "ios",
      "version" : "12.0"
    },
    {
      "name" : "tvos",
      "version" : "12.0"
    },
    {
      "name" : "watchos",
      "version" : "4.0"
    }
  ],
  "products" : [
    {
      "name" : "SwiftyHolidays",
      "targets" : [
        "SwiftyHolidays"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "SwiftyHolidaysTests",
      "module_type" : "SwiftTarget",
      "name" : "SwiftyHolidaysTests",
      "path" : "Tests/SwiftyHolidaysTests",
      "sources" : [
        "CalculationContextReferenceTests.swift",
        "CalculatorTests.swift",
        "Gregorian/GregorianCalculatorTests.swift",
        "Gregorian/GregorianContextTests.swift",
        "HolidayDateTests.swift"
      ],
      "target_dependencies" : [
        "SwiftyHolidays"
      ],
      "type" : "test"
    },
    {
      "c99name" : "SwiftyHolidays",
      "module_type" : "SwiftTarget",
      "name" : "SwiftyHolidays",
      "path" : "Sources/SwiftyHolidays",
      "product_memberships" : [
        "SwiftyHolidays"
      ],
      "sources" : [
        "CalculationCalendar.swift",
        "CalculationContext.swift",
        "CalculationContextReference.swift",
        "CalculationPromise.swift",
        "Calculator.swift",
        "Gregorian/GregorianCalculator.swift",
        "Gregorian/GregorianContext.swift",
        "HolidayDate.swift"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "6.0"
}
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-16.1.0.app xcrun swift build --arch arm64 -Xswiftc -Xfrontend -Xswiftc -stats-output-dir -Xswiftc -Xfrontend -Xswiftc .stats
[1/1] Compiling plugin Swift-DocC
[2/2] Compiling plugin Swift-DocC Preview
Building for debugging...
[2/4] Write sources
[3/4] Write swift-version--7754E27361AE5C74.txt
[5/13] Compiling SwiftyHolidays Calculator.swift
[6/13] Compiling SwiftyHolidays GregorianContext.swift
[7/13] Compiling SwiftyHolidays HolidayDate.swift
[8/13] Compiling SwiftyHolidays CalculationPromise.swift
[9/13] Compiling SwiftyHolidays CalculationContextReference.swift
[10/13] Compiling SwiftyHolidays CalculationContext.swift
[11/13] Compiling SwiftyHolidays GregorianCalculator.swift
[12/13] Emitting module SwiftyHolidays
[13/13] Compiling SwiftyHolidays CalculationCalendar.swift
Build complete! (19.88s)
Build complete.
{
  "dependencies" : [
    {
      "identity" : "swift-docc-plugin",
      "requirement" : {
        "range" : [
          {
            "lower_bound" : "1.0.0",
            "upper_bound" : "2.0.0"
          }
        ]
      },
      "type" : "sourceControl",
      "url" : "https://github.com/apple/swift-docc-plugin"
    }
  ],
  "manifest_display_name" : "swifty-holidays",
  "name" : "swifty-holidays",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
    {
      "name" : "macos",
      "version" : "10.13"
    },
    {
      "name" : "ios",
      "version" : "12.0"
    },
    {
      "name" : "tvos",
      "version" : "12.0"
    },
    {
      "name" : "watchos",
      "version" : "4.0"
    }
  ],
  "products" : [
    {
      "name" : "SwiftyHolidays",
      "targets" : [
        "SwiftyHolidays"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "SwiftyHolidaysTests",
      "module_type" : "SwiftTarget",
      "name" : "SwiftyHolidaysTests",
      "path" : "Tests/SwiftyHolidaysTests",
      "sources" : [
        "CalculationContextReferenceTests.swift",
        "CalculatorTests.swift",
        "Gregorian/GregorianCalculatorTests.swift",
        "Gregorian/GregorianContextTests.swift",
        "HolidayDateTests.swift"
      ],
      "target_dependencies" : [
        "SwiftyHolidays"
      ],
      "type" : "test"
    },
    {
      "c99name" : "SwiftyHolidays",
      "module_type" : "SwiftTarget",
      "name" : "SwiftyHolidays",
      "path" : "Sources/SwiftyHolidays",
      "product_memberships" : [
        "SwiftyHolidays"
      ],
      "sources" : [
        "CalculationCalendar.swift",
        "CalculationContext.swift",
        "CalculationContextReference.swift",
        "CalculationPromise.swift",
        "Calculator.swift",
        "Gregorian/GregorianCalculator.swift",
        "Gregorian/GregorianContext.swift",
        "HolidayDate.swift"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "6.0"
}
Done.