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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 SimpleLogger, reference 0.1.2 (475edf), with Swift 6.1 for macOS (SPM) on 29 Apr 2025 18:52:58 UTC.

Swift 6 data race errors: 0

Build Command

env DEVELOPER_DIR=/Applications/Xcode-16.3.0.app xcrun swift build --arch arm64 -Xswiftc -Xfrontend -Xswiftc -stats-output-dir -Xswiftc -Xfrontend -Xswiftc .stats

Build Log

========================================
RunAll
========================================
Builder version: 4.61.1
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/fatbobman/SimpleLogger.git
Reference: 0.1.2
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/fatbobman/SimpleLogger
 * tag               0.1.2      -> FETCH_HEAD
HEAD is now at 475edf2 fix permission issue
Cloned https://github.com/fatbobman/SimpleLogger.git
Revision (git rev-parse @):
475edf2a208f9840cd37a7db7b0c894164954e75
SUCCESS checkout https://github.com/fatbobman/SimpleLogger.git at 0.1.2
========================================
Build
========================================
Selected platform:         macosSpm
Swift version:             6.1
Building package at path:  $PWD
https://github.com/fatbobman/SimpleLogger.git
https://github.com/fatbobman/SimpleLogger.git
{
  "dependencies" : [
  ],
  "manifest_display_name" : "SimpleLogger",
  "name" : "SimpleLogger",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
    {
      "name" : "ios",
      "version" : "14.0"
    },
    {
      "name" : "macos",
      "version" : "11.0"
    },
    {
      "name" : "watchos",
      "version" : "7.0"
    },
    {
      "name" : "tvos",
      "version" : "14.0"
    },
    {
      "name" : "visionos",
      "version" : "1.0"
    }
  ],
  "products" : [
    {
      "name" : "SimpleLogger",
      "targets" : [
        "SimpleLogger"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "swift_languages_versions" : [
    "6"
  ],
  "targets" : [
    {
      "c99name" : "SimpleLoggerTests",
      "module_type" : "SwiftTarget",
      "name" : "SimpleLoggerTests",
      "path" : "Tests/SimpleLoggerTests",
      "sources" : [
        "LoggerManagerTests.swift"
      ],
      "target_dependencies" : [
        "SimpleLogger"
      ],
      "type" : "test"
    },
    {
      "c99name" : "SimpleLogger",
      "module_type" : "SwiftTarget",
      "name" : "SimpleLogger",
      "path" : "Sources/SimpleLogger",
      "product_memberships" : [
        "SimpleLogger"
      ],
      "sources" : [
        "Backend/ConsoleBackend.swift",
        "Backend/LoggerBackendProtocol.swift",
        "Backend/OSLogBackend.swift",
        "LogLevel.swift",
        "LoggerManager.swift",
        "LoggerManagerProtocol.swift"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "6.0"
}
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-16.3.0.app xcrun swift build --arch arm64 -Xswiftc -Xfrontend -Xswiftc -stats-output-dir -Xswiftc -Xfrontend -Xswiftc .stats
Building for debugging...
[0/2] Write sources
[1/2] Write swift-version-2F0A5646E1D333AE.txt
[3/9] Compiling SimpleLogger LogLevel.swift
[4/9] Compiling SimpleLogger LoggerManager.swift
[5/9] Compiling SimpleLogger LoggerManagerProtocol.swift
[6/9] Compiling SimpleLogger LoggerBackendProtocol.swift
[7/9] Compiling SimpleLogger ConsoleBackend.swift
[8/9] Compiling SimpleLogger OSLogBackend.swift
[9/9] Emitting module SimpleLogger
Build complete! (4.87s)
Build complete.
{
  "dependencies" : [
  ],
  "manifest_display_name" : "SimpleLogger",
  "name" : "SimpleLogger",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
    {
      "name" : "ios",
      "version" : "14.0"
    },
    {
      "name" : "macos",
      "version" : "11.0"
    },
    {
      "name" : "watchos",
      "version" : "7.0"
    },
    {
      "name" : "tvos",
      "version" : "14.0"
    },
    {
      "name" : "visionos",
      "version" : "1.0"
    }
  ],
  "products" : [
    {
      "name" : "SimpleLogger",
      "targets" : [
        "SimpleLogger"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "swift_languages_versions" : [
    "6"
  ],
  "targets" : [
    {
      "c99name" : "SimpleLoggerTests",
      "module_type" : "SwiftTarget",
      "name" : "SimpleLoggerTests",
      "path" : "Tests/SimpleLoggerTests",
      "sources" : [
        "LoggerManagerTests.swift"
      ],
      "target_dependencies" : [
        "SimpleLogger"
      ],
      "type" : "test"
    },
    {
      "c99name" : "SimpleLogger",
      "module_type" : "SwiftTarget",
      "name" : "SimpleLogger",
      "path" : "Sources/SimpleLogger",
      "product_memberships" : [
        "SimpleLogger"
      ],
      "sources" : [
        "Backend/ConsoleBackend.swift",
        "Backend/LoggerBackendProtocol.swift",
        "Backend/OSLogBackend.swift",
        "LogLevel.swift",
        "LoggerManager.swift",
        "LoggerManagerProtocol.swift"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "6.0"
}
Done.