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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 swift-delta, reference main (24c191), with Swift 6.1 for macOS (SPM) on 3 May 2025 22:49:57 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: 4.61.3
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/Formkunft/swift-delta.git
Reference: main
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/Formkunft/swift-delta
 * branch            main       -> FETCH_HEAD
 * [new branch]      main       -> origin/main
HEAD is now at 24c191b Update version number
Cloned https://github.com/Formkunft/swift-delta.git
Revision (git rev-parse @):
24c191b977ff4f98921c4b1acb53907e4fb539f3
SPI manifest file found: $PWD/.spi.yml
SUCCESS checkout https://github.com/Formkunft/swift-delta.git at main
========================================
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-delta",
      "name": "swift-delta",
      "url": "https://github.com/Formkunft/swift-delta.git",
      "version": "unspecified",
      "path": "/Users/admin/builder/spi-builder-workspace/.resolve-product-dependencies/.build/checkouts/swift-delta",
      "dependencies": [
      ]
    }
  ]
}
Fetching https://github.com/Formkunft/swift-delta.git
[1/319] Fetching swift-delta
Fetched https://github.com/Formkunft/swift-delta.git from cache (0.65s)
Creating working copy for https://github.com/Formkunft/swift-delta.git
Working copy of https://github.com/Formkunft/swift-delta.git resolved at main (24c191b)
warning: '.resolve-product-dependencies': dependency 'swift-delta' 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/Formkunft/swift-delta.git
https://github.com/Formkunft/swift-delta.git
{
  "dependencies" : [
  ],
  "manifest_display_name" : "swift-delta",
  "name" : "swift-delta",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
  ],
  "products" : [
    {
      "name" : "DeltaModule",
      "targets" : [
        "DeltaModule"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "DeltaTests",
      "module_type" : "SwiftTarget",
      "name" : "DeltaTests",
      "path" : "Tests/DeltaTests",
      "sources" : [
        "DeltaTests.swift"
      ],
      "target_dependencies" : [
        "DeltaModule"
      ],
      "type" : "test"
    },
    {
      "c99name" : "DeltaModule",
      "module_type" : "SwiftTarget",
      "name" : "DeltaModule",
      "path" : "Sources/DeltaModule",
      "product_memberships" : [
        "DeltaModule"
      ],
      "sources" : [
        "Delta.swift",
        "DeltaSide.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
[3/5] Compiling DeltaModule DeltaSide.swift
[4/5] Emitting module DeltaModule
[5/5] Compiling DeltaModule Delta.swift
Build complete! (4.78s)
Build complete.
{
  "dependencies" : [
  ],
  "manifest_display_name" : "swift-delta",
  "name" : "swift-delta",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
  ],
  "products" : [
    {
      "name" : "DeltaModule",
      "targets" : [
        "DeltaModule"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "DeltaTests",
      "module_type" : "SwiftTarget",
      "name" : "DeltaTests",
      "path" : "Tests/DeltaTests",
      "sources" : [
        "DeltaTests.swift"
      ],
      "target_dependencies" : [
        "DeltaModule"
      ],
      "type" : "test"
    },
    {
      "c99name" : "DeltaModule",
      "module_type" : "SwiftTarget",
      "name" : "DeltaModule",
      "path" : "Sources/DeltaModule",
      "product_memberships" : [
        "DeltaModule"
      ],
      "sources" : [
        "Delta.swift",
        "DeltaSide.swift"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "6.0"
}
✅  Doc result (pending) reported
========================================
GenerateDocs
========================================
Generating docs at path:  $PWD/.docs/formkunft/swift-delta/main
Repository:               Formkunft/swift-delta
Swift version used:       6.1
Target:                   DeltaModule
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/swift-docc-render-artifact/.git/
From https://github.com/swiftlang/swift-docc-render-artifact
 * branch            release/6.2 -> FETCH_HEAD
 * [new branch]      release/6.2 -> origin/release/6.2
HEAD is now at 8799b69 Update the artifact
Cloned https://github.com/swiftlang/swift-docc-render-artifact
Extracting symbol information for 'DeltaModule'...
Finished extracting symbol information for 'DeltaModule'. (2.45s)
Building documentation for 'DeltaModule'...
warning: '46jx5' isn't a disambiguation for 'init(source:target:)' at '/DeltaModule/Delta'
  --> Delta.md:13:25-13:31
11 | ### Initializers
12 |
13 + - ``init(source:target:)-46jx5``
   |                         ├─suggestion: Replace '46jx5' with '(Element,Element)' for 'init(source: consuming Element, target: consuming Element)'
   |                         ├─suggestion: Replace '46jx5' with '(Element,Element?)' for 'init(source: consuming Element, target: consuming Element?)'
   |                         ├─suggestion: Replace '46jx5' with '(Element?,Element)' for 'init(source: consuming Element?, target: consuming Element)'
   |                         ╰─suggestion: Replace '46jx5' with '(Element?,Element?)' for 'init?(source: consuming Element?, target: consuming Element?)'
14 | - ``init(source:target:)-5kpz0``
15 | - ``init(source:target:)-9xz8``
warning: '5kpz0' isn't a disambiguation for 'init(source:target:)' at '/DeltaModule/Delta'
  --> Delta.md:14:25-14:31
12 |
13 | - ``init(source:target:)-46jx5``
14 + - ``init(source:target:)-5kpz0``
   |                         ├─suggestion: Replace '5kpz0' with '(Element,Element)' for 'init(source: consuming Element, target: consuming Element)'
   |                         ├─suggestion: Replace '5kpz0' with '(Element,Element?)' for 'init(source: consuming Element, target: consuming Element?)'
   |                         ├─suggestion: Replace '5kpz0' with '(Element?,Element)' for 'init(source: consuming Element?, target: consuming Element)'
   |                         ╰─suggestion: Replace '5kpz0' with '(Element?,Element?)' for 'init?(source: consuming Element?, target: consuming Element?)'
15 | - ``init(source:target:)-9xz8``
16 | - ``init(source:target:)-48ssu``
warning: '9xz8' isn't a disambiguation for 'init(source:target:)' at '/DeltaModule/Delta'
  --> Delta.md:15:25-15:30
13 | - ``init(source:target:)-46jx5``
14 | - ``init(source:target:)-5kpz0``
15 + - ``init(source:target:)-9xz8``
   |                         ├─suggestion: Replace '9xz8' with '(Element,Element)' for 'init(source: consuming Element, target: consuming Element)'
   |                         ├─suggestion: Replace '9xz8' with '(Element,Element?)' for 'init(source: consuming Element, target: consuming Element?)'
   |                         ├─suggestion: Replace '9xz8' with '(Element?,Element)' for 'init(source: consuming Element?, target: consuming Element)'
   |                         ╰─suggestion: Replace '9xz8' with '(Element?,Element?)' for 'init?(source: consuming Element?, target: consuming Element?)'
16 | - ``init(source:target:)-48ssu``
17 |
warning: '48ssu' isn't a disambiguation for 'init(source:target:)' at '/DeltaModule/Delta'
  --> Delta.md:16:25-16:31
14 | - ``init(source:target:)-5kpz0``
15 | - ``init(source:target:)-9xz8``
16 + - ``init(source:target:)-48ssu``
   |                         ├─suggestion: Replace '48ssu' with '(Element,Element)' for 'init(source: consuming Element, target: consuming Element)'
   |                         ├─suggestion: Replace '48ssu' with '(Element,Element?)' for 'init(source: consuming Element, target: consuming Element?)'
   |                         ├─suggestion: Replace '48ssu' with '(Element?,Element)' for 'init(source: consuming Element?, target: consuming Element)'
   |                         ╰─suggestion: Replace '48ssu' with '(Element?,Element?)' for 'init?(source: consuming Element?, target: consuming Element?)'
17 |
18 | ### Elements
warning: No symbol matched 'LightTableDelta'. Can't resolve 'LightTableDelta'.
 --> Documentation.md:1:3-1:22
1 + # ``LightTableDelta``
2 |
3 | A type `Delta<Element>` representing an inclusive OR relation.
Finished building documentation for 'DeltaModule' (0.24s)
Generated documentation archive at:
  /Users/admin/builder/spi-builder-workspace/.docs/formkunft/swift-delta/main
Fetching https://github.com/swiftlang/swift-docc-plugin from cache
Fetched https://github.com/swiftlang/swift-docc-plugin from cache (0.47s)
Computing version for https://github.com/swiftlang/swift-docc-plugin
Computed https://github.com/swiftlang/swift-docc-plugin at 1.4.3 (1.19s)
Fetching https://github.com/swiftlang/swift-docc-symbolkit from cache
Fetched https://github.com/swiftlang/swift-docc-symbolkit from cache (0.76s)
Computing version for https://github.com/swiftlang/swift-docc-symbolkit
Computed https://github.com/swiftlang/swift-docc-symbolkit at 1.0.0 (1.41s)
Creating working copy for https://github.com/swiftlang/swift-docc-plugin
Working copy of https://github.com/swiftlang/swift-docc-plugin resolved at 1.4.3
Creating working copy for https://github.com/swiftlang/swift-docc-symbolkit
Working copy of https://github.com/swiftlang/swift-docc-symbolkit resolved at 1.0.0
Building for debugging...
[0/8] Write sources
[0/8] Write snippet-extract-tool-entitlement.plist
[0/8] Write sources
[4/8] Write swift-version-2F0A5646E1D333AE.txt
[6/53] Emitting module Snippets
[7/53] Compiling Snippets Snippet.swift
[8/53] Compiling Snippets SnippetParser.swift
[9/53] Compiling SymbolKit SourceRange.swift
[10/53] Compiling SymbolKit Metadata.swift
[11/53] Compiling SymbolKit Module.swift
[12/53] Compiling SymbolKit OperatingSystem.swift
[13/53] Compiling SymbolKit Platform.swift
[14/53] Compiling SymbolKit DeclarationFragments.swift
[15/53] Compiling SymbolKit Fragment.swift
[16/53] Compiling SymbolKit FragmentKind.swift
[17/53] Compiling SymbolKit FunctionParameter.swift
[18/53] Compiling SymbolKit FunctionSignature.swift
[19/57] Compiling SymbolKit Relationship.swift
[20/57] Compiling SymbolKit RelationshipKind.swift
[21/57] Compiling SymbolKit SourceOrigin.swift
[22/57] Compiling SymbolKit GenericConstraints.swift
[23/57] Compiling SymbolKit Swift.swift
[24/57] Compiling SymbolKit Names.swift
[25/57] Compiling SymbolKit SPI.swift
[26/57] Compiling SymbolKit Snippet.swift
[27/57] Compiling SymbolKit Extension.swift
[28/57] Emitting module SymbolKit
[29/57] Compiling SymbolKit Symbol.swift
[30/57] Compiling SymbolKit SymbolKind.swift
[31/57] Compiling SymbolKit SymbolGraph.swift
[32/57] Compiling SymbolKit GraphCollector.swift
[33/57] Compiling SymbolKit SemanticVersion.swift
[34/57] Compiling SymbolKit AccessControl.swift
[35/57] Compiling SymbolKit Availability.swift
[36/57] Compiling SymbolKit AvailabilityItem.swift
[37/57] Compiling SymbolKit Domain.swift
[38/57] Compiling SymbolKit Mixin+Equals.swift
[39/57] Compiling SymbolKit Mixin+Hash.swift
[40/57] Compiling SymbolKit Mixin.swift
[41/57] Compiling SymbolKit LineList.swift
[42/57] Compiling SymbolKit Position.swift
[43/57] Compiling SymbolKit Identifier.swift
[44/57] Compiling SymbolKit KindIdentifier.swift
[45/57] Compiling SymbolKit Location.swift
[46/57] Compiling SymbolKit Mutability.swift
[47/57] Compiling SymbolKit GenericConstraint.swift
[48/57] Compiling SymbolKit GenericParameter.swift
[49/57] Compiling SymbolKit Generics.swift
[50/57] Compiling SymbolKit Namespace.swift
[51/57] Compiling SymbolKit UnifiedSymbol+Encodable.swift
[52/57] Compiling SymbolKit UnifiedSymbol.swift
[53/57] Compiling SymbolKit UnifiedSymbolGraph+Encodable.swift
[54/57] Compiling SymbolKit UnifiedSymbolGraph.swift
[55/61] Compiling snippet_extract SymbolGraph+Snippet.swift
[56/61] Compiling snippet_extract URL+Status.swift
[57/61] Emitting module snippet_extract
[58/61] Compiling snippet_extract SnippetBuildCommand.swift
[58/61] Write Objects.LinkFileList
[59/61] Linking snippet-extract-tool
[60/61] Applying snippet-extract-tool
Build of product 'snippet-extract' complete! (4.09s)
Building for debugging...
[0/1] Write swift-version-2F0A5646E1D333AE.txt
[2/4] Compiling DeltaModule DeltaSide.swift
[3/4] Emitting module DeltaModule
[4/4] Compiling DeltaModule Delta.swift
Build of target: 'DeltaModule' complete! (0.63s)
     696
5	/Users/admin/builder/spi-builder-workspace/.docs/formkunft/swift-delta/main
✅  Doc result (uploading) reported
========================================
SyncDocs
========================================
Doc archive source directory: $PWD/.docs/formkunft/swift-delta/main
File count: 696
Doc size:   5.0MB
Preparing doc bundle ...
Uploading prod-formkunft-swift-delta-main-0d0af6b6.zip to s3://spi-docs-inbox/prod-formkunft-swift-delta-main-0d0af6b6.zip
Copying... [12%]
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Done.