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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 Markup, reference master (88beb1), with Swift 6.1 for macOS (SPM) on 24 Apr 2025 22:48:25 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/gonzalezreal/Markup.git
Reference: master
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/gonzalezreal/Markup
 * branch            master     -> FETCH_HEAD
 * [new branch]      master     -> origin/master
HEAD is now at 88beb18 Update README.md
Cloned https://github.com/gonzalezreal/Markup.git
Revision (git rev-parse @):
88beb1814147918b458c68296558282a099ae77d
SUCCESS checkout https://github.com/gonzalezreal/Markup.git at master
========================================
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": "markup",
      "name": "Markup",
      "url": "https://github.com/gonzalezreal/Markup.git",
      "version": "unspecified",
      "path": "/Users/admin/builder/spi-builder-workspace/.resolve-product-dependencies/.build/checkouts/Markup",
      "dependencies": [
      ]
    }
  ]
}
Fetching https://github.com/gonzalezreal/Markup.git
[8/393] Fetching markup
Fetched https://github.com/gonzalezreal/Markup.git from cache (1.07s)
Creating working copy for https://github.com/gonzalezreal/Markup.git
Working copy of https://github.com/gonzalezreal/Markup.git resolved at master (88beb18)
warning: '.resolve-product-dependencies': dependency 'markup' 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/gonzalezreal/Markup.git
https://github.com/gonzalezreal/Markup.git
{
  "dependencies" : [
  ],
  "manifest_display_name" : "Markup",
  "name" : "Markup",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
    {
      "name" : "ios",
      "version" : "8.0"
    },
    {
      "name" : "macos",
      "version" : "10.10"
    },
    {
      "name" : "tvos",
      "version" : "9.0"
    },
    {
      "name" : "watchos",
      "version" : "2.0"
    }
  ],
  "products" : [
    {
      "name" : "Markup",
      "targets" : [
        "Markup"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "MarkupTests",
      "module_type" : "SwiftTarget",
      "name" : "MarkupTests",
      "path" : "Tests/MarkupTests",
      "sources" : [
        "MarkupParserTests.swift",
        "MarkupRendererTests.swift"
      ],
      "target_dependencies" : [
        "Markup"
      ],
      "type" : "test"
    },
    {
      "c99name" : "Markup",
      "module_type" : "SwiftTarget",
      "name" : "Markup",
      "path" : "Sources/Markup",
      "product_memberships" : [
        "Markup"
      ],
      "sources" : [
        "MarkupNode.swift",
        "MarkupParser.swift",
        "MarkupRenderer.swift",
        "MarkupToken.swift",
        "MarkupTokenizer.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
[3/8] Compiling Markup MarkupToken.swift
[4/8] Compiling Markup MarkupTokenizer.swift
[5/8] Compiling Markup MarkupParser.swift
[6/8] Emitting module Markup
[7/8] Compiling Markup MarkupNode.swift
[8/8] Compiling Markup MarkupRenderer.swift
Build complete! (6.41s)
Build complete.
{
  "dependencies" : [
  ],
  "manifest_display_name" : "Markup",
  "name" : "Markup",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
    {
      "name" : "ios",
      "version" : "8.0"
    },
    {
      "name" : "macos",
      "version" : "10.10"
    },
    {
      "name" : "tvos",
      "version" : "9.0"
    },
    {
      "name" : "watchos",
      "version" : "2.0"
    }
  ],
  "products" : [
    {
      "name" : "Markup",
      "targets" : [
        "Markup"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "MarkupTests",
      "module_type" : "SwiftTarget",
      "name" : "MarkupTests",
      "path" : "Tests/MarkupTests",
      "sources" : [
        "MarkupParserTests.swift",
        "MarkupRendererTests.swift"
      ],
      "target_dependencies" : [
        "Markup"
      ],
      "type" : "test"
    },
    {
      "c99name" : "Markup",
      "module_type" : "SwiftTarget",
      "name" : "Markup",
      "path" : "Sources/Markup",
      "product_memberships" : [
        "Markup"
      ],
      "sources" : [
        "MarkupNode.swift",
        "MarkupParser.swift",
        "MarkupRenderer.swift",
        "MarkupToken.swift",
        "MarkupTokenizer.swift"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "5.1"
}
Done.