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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 async-task, reference 1.2.5 (d05dc1), with Swift 6.1 for macOS (SPM) on 30 Apr 2025 00:56:22 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 -Xswiftc -strict-concurrency=complete -Xswiftc -enable-upcoming-feature -Xswiftc StrictConcurrency -Xswiftc -enable-upcoming-feature -Xswiftc DisableOutwardActorInference -Xswiftc -enable-upcoming-feature -Xswiftc GlobalActorIsolatedTypesUsability -Xswiftc -enable-upcoming-feature -Xswiftc InferSendableFromCaptures

Build Log

========================================
RunAll
========================================
Builder version: 4.61.1
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/swiftuiux/async-task.git
Reference: 1.2.5
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/swiftuiux/async-task
 * tag               1.2.5      -> FETCH_HEAD
HEAD is now at d05dc1e Update ObservableSingleTask.swift
Cloned https://github.com/swiftuiux/async-task.git
Revision (git rev-parse @):
d05dc1ec967813392da38e3501dfe666098baaec
SPI manifest file found: $PWD/.spi.yml
SUCCESS checkout https://github.com/swiftuiux/async-task.git at 1.2.5
========================================
Build
========================================
Selected platform:         macosSpm
Swift version:             6.1
Building package at path:  $PWD
https://github.com/swiftuiux/async-task.git
https://github.com/swiftuiux/async-task.git
{
  "dependencies" : [
  ],
  "manifest_display_name" : "async-task",
  "name" : "async-task",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
    {
      "name" : "macos",
      "version" : "12.0"
    },
    {
      "name" : "ios",
      "version" : "15.0"
    },
    {
      "name" : "watchos",
      "version" : "8.0"
    },
    {
      "name" : "tvos",
      "version" : "15.0"
    }
  ],
  "products" : [
    {
      "name" : "async-task",
      "targets" : [
        "async-task"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "async_task",
      "module_type" : "SwiftTarget",
      "name" : "async-task",
      "path" : "Sources/async-task",
      "product_memberships" : [
        "async-task"
      ],
      "sources" : [
        "Async.swift",
        "enum/State.swift",
        "enum/TaskProperty.swift",
        "protocol/IAsyncTask.swift",
        "task/ObservableSingleTask.swift",
        "task/SingleTask.swift",
        "type/Type.swift"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "5.7"
}
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 -Xswiftc -strict-concurrency=complete -Xswiftc -enable-upcoming-feature -Xswiftc StrictConcurrency -Xswiftc -enable-upcoming-feature -Xswiftc DisableOutwardActorInference -Xswiftc -enable-upcoming-feature -Xswiftc GlobalActorIsolatedTypesUsability -Xswiftc -enable-upcoming-feature -Xswiftc InferSendableFromCaptures
Building for debugging...
[0/2] Write sources
[1/2] Write swift-version-2F0A5646E1D333AE.txt
[3/10] Compiling async_task Type.swift
[4/10] Compiling async_task ObservableSingleTask.swift
[5/10] Compiling async_task IAsyncTask.swift
[6/10] Compiling async_task TaskProperty.swift
[7/10] Compiling async_task SingleTask.swift
[8/10] Compiling async_task Async.swift
[9/10] Emitting module async_task
[10/10] Compiling async_task State.swift
Build complete! (7.99s)
Build complete.
{
  "dependencies" : [
  ],
  "manifest_display_name" : "async-task",
  "name" : "async-task",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
    {
      "name" : "macos",
      "version" : "12.0"
    },
    {
      "name" : "ios",
      "version" : "15.0"
    },
    {
      "name" : "watchos",
      "version" : "8.0"
    },
    {
      "name" : "tvos",
      "version" : "15.0"
    }
  ],
  "products" : [
    {
      "name" : "async-task",
      "targets" : [
        "async-task"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "async_task",
      "module_type" : "SwiftTarget",
      "name" : "async-task",
      "path" : "Sources/async-task",
      "product_memberships" : [
        "async-task"
      ],
      "sources" : [
        "Async.swift",
        "enum/State.swift",
        "enum/TaskProperty.swift",
        "protocol/IAsyncTask.swift",
        "task/ObservableSingleTask.swift",
        "task/SingleTask.swift",
        "type/Type.swift"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "5.7"
}
Done.