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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 Vaux, reference 0.2.0 (573a4e), with Swift 6.1 for macOS (SPM) on 25 Apr 2025 15:35:32 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: 4.61.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/dokun1/vaux.git
Reference: 0.2.0
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/dokun1/vaux
 * tag               0.2.0      -> FETCH_HEAD
HEAD is now at 573a4ec Updating readme again
Cloned https://github.com/dokun1/vaux.git
Revision (git rev-parse @):
573a4ecd4871765be12aa8b53b063c532df968f8
SUCCESS checkout https://github.com/dokun1/vaux.git at 0.2.0
========================================
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": "vaux",
      "name": "Vaux",
      "url": "https://github.com/dokun1/vaux.git",
      "version": "unspecified",
      "path": "/Users/admin/builder/spi-builder-workspace/.resolve-product-dependencies/.build/checkouts/vaux",
      "dependencies": [
      ]
    }
  ]
}
Fetching https://github.com/dokun1/vaux.git
[1/612] Fetching vaux
Fetched https://github.com/dokun1/vaux.git from cache (0.70s)
Creating working copy for https://github.com/dokun1/vaux.git
Working copy of https://github.com/dokun1/vaux.git resolved at 0.2.0 (573a4ec)
warning: '.resolve-product-dependencies': dependency 'vaux' is not used by any target
Found 0 product dependencies
========================================
Build
========================================
Selected platform:         macosSpm
Swift version:             6.1
Building package at path:  $PWD
https://github.com/dokun1/vaux.git
https://github.com/dokun1/vaux.git
{
  "dependencies" : [
  ],
  "manifest_display_name" : "Vaux",
  "name" : "Vaux",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
  ],
  "products" : [
    {
      "name" : "Vaux",
      "targets" : [
        "Vaux"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "VauxTests",
      "module_type" : "SwiftTarget",
      "name" : "VauxTests",
      "path" : "Tests/VauxTests",
      "sources" : [
        "VauxTableTests.swift",
        "VauxTests.swift",
        "XCTestManifests.swift"
      ],
      "target_dependencies" : [
        "Vaux"
      ],
      "type" : "test"
    },
    {
      "c99name" : "Vaux",
      "module_type" : "SwiftTarget",
      "name" : "Vaux",
      "path" : "Sources/Vaux",
      "product_memberships" : [
        "Vaux"
      ],
      "sources" : [
        "Attributes.swift",
        "Builders.swift",
        "Enums.swift",
        "Errors.swift",
        "FileHelper.swift",
        "HTML/HTML.swift",
        "HTML/HTMLBuilder.swift",
        "HTML/HTMLExtensions.swift",
        "HTML/HTMLNode.swift",
        "HTML/HTMLOutputStream.swift",
        "Vaux.swift"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "5.1"
}
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
[3/13] Compiling Vaux FileHelper.swift
[4/14] Compiling Vaux HTML.swift
[5/14] Compiling Vaux HTMLBuilder.swift
/Users/admin/builder/spi-builder-workspace/Sources/Vaux/HTML/HTMLBuilder.swift:12:2: warning: '@_functionBuilder' has been renamed to '@resultBuilder'
10 | // MARK: - HTMLBuilder
11 | /// A function builder that provides transformations for control flow concepts into HTML components.
12 | @_functionBuilder
   |  `- warning: '@_functionBuilder' has been renamed to '@resultBuilder'
13 | public struct HTMLBuilder {
14 |
[6/14] Compiling Vaux Errors.swift
[7/14] Compiling Vaux HTMLNode.swift
[8/14] Compiling Vaux Enums.swift
[9/14] Emitting module Vaux
/Users/admin/builder/spi-builder-workspace/Sources/Vaux/HTML/HTMLBuilder.swift:12:2: warning: '@_functionBuilder' has been renamed to '@resultBuilder'
10 | // MARK: - HTMLBuilder
11 | /// A function builder that provides transformations for control flow concepts into HTML components.
12 | @_functionBuilder
   |  `- warning: '@_functionBuilder' has been renamed to '@resultBuilder'
13 | public struct HTMLBuilder {
14 |
/Users/admin/builder/spi-builder-workspace/Sources/Vaux/HTML/HTMLOutputStream.swift:78:1: warning: extension declares a conformance of imported type 'FileHandle' to imported protocol 'TextOutputStream'; this will not behave correctly if the owners of 'Foundation' introduce this conformance in the future
76 | }
77 |
78 | extension FileHandle: TextOutputStream {
   | |- warning: extension declares a conformance of imported type 'FileHandle' to imported protocol 'TextOutputStream'; this will not behave correctly if the owners of 'Foundation' introduce this conformance in the future
   | `- note: add '@retroactive' to silence this warning
79 |   public func write(_ string: String) {
80 |     write(Data(string.utf8))
[10/14] Compiling Vaux Attributes.swift
[11/14] Compiling Vaux Builders.swift
[12/14] Compiling Vaux HTMLExtensions.swift
[13/14] Compiling Vaux HTMLOutputStream.swift
/Users/admin/builder/spi-builder-workspace/Sources/Vaux/HTML/HTMLOutputStream.swift:78:1: warning: extension declares a conformance of imported type 'FileHandle' to imported protocol 'TextOutputStream'; this will not behave correctly if the owners of 'Foundation' introduce this conformance in the future
76 | }
77 |
78 | extension FileHandle: TextOutputStream {
   | |- warning: extension declares a conformance of imported type 'FileHandle' to imported protocol 'TextOutputStream'; this will not behave correctly if the owners of 'Foundation' introduce this conformance in the future
   | `- note: add '@retroactive' to silence this warning
79 |   public func write(_ string: String) {
80 |     write(Data(string.utf8))
[14/14] Compiling Vaux Vaux.swift
Build complete! (5.59s)
Build complete.
{
  "dependencies" : [
  ],
  "manifest_display_name" : "Vaux",
  "name" : "Vaux",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
  ],
  "products" : [
    {
      "name" : "Vaux",
      "targets" : [
        "Vaux"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "VauxTests",
      "module_type" : "SwiftTarget",
      "name" : "VauxTests",
      "path" : "Tests/VauxTests",
      "sources" : [
        "VauxTableTests.swift",
        "VauxTests.swift",
        "XCTestManifests.swift"
      ],
      "target_dependencies" : [
        "Vaux"
      ],
      "type" : "test"
    },
    {
      "c99name" : "Vaux",
      "module_type" : "SwiftTarget",
      "name" : "Vaux",
      "path" : "Sources/Vaux",
      "product_memberships" : [
        "Vaux"
      ],
      "sources" : [
        "Attributes.swift",
        "Builders.swift",
        "Enums.swift",
        "Errors.swift",
        "FileHelper.swift",
        "HTML/HTML.swift",
        "HTML/HTMLBuilder.swift",
        "HTML/HTMLExtensions.swift",
        "HTML/HTMLNode.swift",
        "HTML/HTMLOutputStream.swift",
        "Vaux.swift"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "5.1"
}
Done.