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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 cmark, reference 0.29.0+20210102.9c8096a (9c8096), with Swift 6.1 for macOS (SPM) on 28 Apr 2025 04:21:31 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/SwiftDocOrg/swift-cmark.git
Reference: 0.29.0+20210102.9c8096a
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/SwiftDocOrg/swift-cmark
 * tag               0.29.0+20210102.9c8096a -> FETCH_HEAD
HEAD is now at 9c8096a Merge pull request #20 from benrimmington/cmark_version
Cloned https://github.com/SwiftDocOrg/swift-cmark.git
Revision (git rev-parse @):
9c8096a23f44794bde297452d87c455fc4f76d42
SUCCESS checkout https://github.com/SwiftDocOrg/swift-cmark.git at 0.29.0+20210102.9c8096a
========================================
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": "swift-cmark",
      "name": "cmark",
      "url": "https://github.com/SwiftDocOrg/swift-cmark.git",
      "version": "unspecified",
      "path": "/Users/admin/builder/spi-builder-workspace/.resolve-product-dependencies/.build/checkouts/swift-cmark",
      "dependencies": [
      ]
    }
  ]
}
Fetching https://github.com/SwiftDocOrg/swift-cmark.git
[1/12555] Fetching swift-cmark
Fetched https://github.com/SwiftDocOrg/swift-cmark.git from cache (1.43s)
Creating working copy for https://github.com/SwiftDocOrg/swift-cmark.git
Working copy of https://github.com/SwiftDocOrg/swift-cmark.git resolved at 0.29.0+20210102.9c8096a (9c8096a)
warning: '.resolve-product-dependencies': dependency 'swift-cmark' 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/SwiftDocOrg/swift-cmark.git
https://github.com/SwiftDocOrg/swift-cmark.git
{
  "dependencies" : [
  ],
  "manifest_display_name" : "cmark",
  "name" : "cmark",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
  ],
  "products" : [
    {
      "name" : "cmark",
      "targets" : [
        "cmark"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "cmark",
      "module_type" : "ClangTarget",
      "name" : "cmark",
      "path" : "src",
      "product_memberships" : [
        "cmark"
      ],
      "sources" : [
        "blocks.c",
        "buffer.c",
        "cmark.c",
        "cmark_ctype.c",
        "commonmark.c",
        "houdini_href_e.c",
        "houdini_html_e.c",
        "houdini_html_u.c",
        "html.c",
        "inlines.c",
        "iterator.c",
        "latex.c",
        "man.c",
        "node.c",
        "references.c",
        "render.c",
        "scanners.c",
        "utf8.c",
        "xml.c"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "4.0"
}
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 -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...
[0/19] Compiling cmark cmark_ctype.c
[1/19] Compiling cmark houdini_html_e.c
[2/19] Compiling cmark houdini_href_e.c
[3/19] Compiling cmark houdini_html_u.c
[4/19] Compiling cmark cmark.c
[5/19] Compiling cmark buffer.c
[6/19] Compiling cmark inlines.c
[7/19] Compiling cmark render.c
[8/19] Compiling cmark html.c
[9/19] Compiling cmark references.c
[10/19] Compiling cmark man.c
[11/19] Compiling cmark node.c
[12/19] Compiling cmark latex.c
[13/19] Compiling cmark iterator.c
[14/19] Compiling cmark utf8.c
[15/19] Compiling cmark xml.c
[16/19] Compiling cmark blocks.c
[17/19] Compiling cmark scanners.c
[18/19] Compiling cmark commonmark.c
Build complete! (0.89s)
Build complete.
{
  "dependencies" : [
  ],
  "manifest_display_name" : "cmark",
  "name" : "cmark",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
  ],
  "products" : [
    {
      "name" : "cmark",
      "targets" : [
        "cmark"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "cmark",
      "module_type" : "ClangTarget",
      "name" : "cmark",
      "path" : "src",
      "product_memberships" : [
        "cmark"
      ],
      "sources" : [
        "blocks.c",
        "buffer.c",
        "cmark.c",
        "cmark_ctype.c",
        "commonmark.c",
        "houdini_href_e.c",
        "houdini_html_e.c",
        "houdini_html_u.c",
        "html.c",
        "inlines.c",
        "iterator.c",
        "latex.c",
        "man.c",
        "node.c",
        "references.c",
        "render.c",
        "scanners.c",
        "utf8.c",
        "xml.c"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "4.0"
}
Done.