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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

Failed to build Proton, reference main (30c0f8), with Swift 6.0 for macOS (SPM) on 21 Apr 2025 13:32:45 UTC.

Build Command

env DEVELOPER_DIR=/Applications/Xcode-16.2.0.app xcrun swift build --arch arm64

Build Log

========================================
RunAll
========================================
Builder version: 4.60.1
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/rajdeep/proton.git
Reference: main
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/rajdeep/proton
 * branch            main       -> FETCH_HEAD
 * [new branch]      main       -> origin/main
HEAD is now at 30c0f87 Disabled compiling test results (#367)
Cloned https://github.com/rajdeep/proton.git
Revision (git rev-parse @):
30c0f87c48ccba6f89935d16096b6c01c204a82d
SUCCESS checkout https://github.com/rajdeep/proton.git at main
Fetching https://github.com/pointfreeco/swift-snapshot-testing.git
[1/13159] Fetching swift-snapshot-testing
Fetched https://github.com/pointfreeco/swift-snapshot-testing.git from cache (2.17s)
Creating working copy for https://github.com/pointfreeco/swift-snapshot-testing.git
Working copy of https://github.com/pointfreeco/swift-snapshot-testing.git resolved at master (4579af4)
========================================
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": "proton",
      "name": "Proton",
      "url": "https://github.com/rajdeep/proton.git",
      "version": "unspecified",
      "path": "/Users/admin/builder/spi-builder-workspace/.resolve-product-dependencies/.build/checkouts/proton",
      "dependencies": [
      ]
    }
  ]
}
Fetching https://github.com/rajdeep/proton.git
[1/17230] Fetching proton
Fetched https://github.com/rajdeep/proton.git from cache (3.07s)
Creating working copy for https://github.com/rajdeep/proton.git
Working copy of https://github.com/rajdeep/proton.git resolved at main (30c0f87)
warning: '.resolve-product-dependencies': dependency 'proton' is not used by any target
Found 0 product dependencies
========================================
Build
========================================
Selected platform:         macosSpm
Swift version:             6.0
Building package at path:  $PWD
https://github.com/rajdeep/proton.git
https://github.com/rajdeep/proton.git
{
  "dependencies" : [
    {
      "identity" : "swift-snapshot-testing",
      "requirement" : {
        "branch" : [
          "master"
        ]
      },
      "type" : "sourceControl",
      "url" : "https://github.com/pointfreeco/swift-snapshot-testing.git"
    }
  ],
  "manifest_display_name" : "Proton",
  "name" : "Proton",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
    {
      "name" : "ios",
      "version" : "14.0"
    },
    {
      "name" : "visionos",
      "version" : "1.0"
    }
  ],
  "products" : [
    {
      "name" : "Proton",
      "targets" : [
        "Proton"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    },
    {
      "name" : "ProtonCore",
      "targets" : [
        "ProtonCore"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "ProtonTests",
      "module_type" : "SwiftTarget",
      "name" : "ProtonTests",
      "path" : "Proton/Tests",
      "product_dependencies" : [
        "swift-snapshot-testing"
      ],
      "sources" : [
        "AsyncTextResolver/AsyncTextResolverSnapshotTests.swift",
        "Attachments/AttachmentUpdateSnapshotTests.swift",
        "Attachments/GridViewAttachment.swift",
        "Attachments/Mocks/RichTextAttachmentView.swift",
        "Attachments/TableViewAttachment.swift",
        "Attachments/ViewAttachmentSnapshotTests.swift",
        "Base/AutogrowingTextViewSnapshotTests.swift",
        "Base/AutogrowingTextViewTests.swift",
        "Base/Mocks/MockAutogrowingTextViewDelegate.swift",
        "Core/EditorKeyTests.swift",
        "Core/ListParserTests.swift",
        "Core/ListsSnapshotTests.swift",
        "Core/Mocks/MockDefaultTextFormattingProvider.swift",
        "Core/Mocks/MockKeyboardPress.swift",
        "Core/Mocks/MockListFormattingProvider.swift",
        "Core/Mocks/MockRichTextViewDelegate.swift",
        "Core/Mocks/MockRichTextViewListDelegate.swift",
        "Core/RichTextViewContextTests.swift",
        "Core/RichTextViewSnapshotTests.swift",
        "Core/RichTextViewTests.swift",
        "Core/TextBlockAttributeTests.swift",
        "Core/TextStorageTests.swift",
        "Editor/EditorContentTransformerTests.swift",
        "Editor/EditorContextDelegateTests.swift",
        "Editor/EditorListsSnapshotTests.swift",
        "Editor/EditorSnapshotTests.swift",
        "Editor/EditorViewContextSnapshotTests.swift",
        "Editor/EditorViewContextTests.swift",
        "Editor/EditorViewDelegateTests.swift",
        "Editor/EditorViewMenuTests.swift",
        "Editor/EditorViewTests.swift",
        "Editor/EditorViewportSnapshotTests.swift",
        "Editor/Mocks/MockAsyncAttachmentRenderingDelegate.swift",
        "Editor/Mocks/MockAttachment.swift",
        "Editor/Mocks/MockAttachmentOffsetProvider.swift",
        "Editor/Mocks/MockEditorViewDelegate.swift",
        "Editor/Mocks/MockLineNumberProvider.swift",
        "EditorCommands/AttributesCommandTests.swift",
        "EditorCommands/EditorCommandExecutorTests.swift",
        "EditorCommands/EditorCommandSnapshotTests.swift",
        "EditorCommands/FontTraitToggleCommandTests.swift",
        "EditorCommands/ListCommandTests.swift",
        "EditorCommands/Mocks/MockEditorCommand.swift",
        "EditorCommands/Mocks/MockEditorCommandExecutorDelegate.swift",
        "Encoding/EditorContentEncoderTests.swift",
        "ExtensionTests/NSAttributedStringExtensionTests.swift",
        "Grid/GridCellTests.swift",
        "Grid/GridTests.swift",
        "Grid/GridViewAttachmentSnapshotTests.swift",
        "Grid/GridViewSnapshotTests.swift",
        "Grid/GridViewTests.swift",
        "Grid/Mocks/MockGridCellDelegate.swift",
        "Grid/Mocks/MockGridViewDelegate.swift",
        "Helpers/AttachmentGenerator.swift",
        "Helpers/EditorTestViewController.swift",
        "Helpers/GenericViewTestViewController.swift",
        "Helpers/RichTextViewTestViewController.swift",
        "Helpers/SnapshotTestCase.swift",
        "Helpers/SnapshotTestViewController.swift",
        "Helpers/TextTransformer.swift",
        "Helpers/UIView+Render.swift",
        "Helpers/Views/AutogrowingTextField.swift",
        "Helpers/Views/InlineEditorView.swift",
        "Helpers/Views/PanelView.swift",
        "Helpers/XCTestHelpers.swift",
        "Table/Mocks/MockTableCellLifeCycleObserver.swift",
        "Table/Mocks/MockTableViewDelegate.swift",
        "Table/TableTests.swift",
        "Table/TableViewAttachmentSnapshotTests.swift",
        "Table/TableViewTests.swift",
        "TextProcessors/Mocks/MockTextProcessor.swift",
        "TextProcessors/Processors/TestTextProcessor.swift",
        "TextProcessors/TextProcessorTests.swift"
      ],
      "target_dependencies" : [
        "Proton"
      ],
      "type" : "test"
    },
    {
      "c99name" : "ProtonCore",
      "module_type" : "ClangTarget",
      "name" : "ProtonCore",
      "path" : "Proton/Sources/ObjC",
      "product_memberships" : [
        "Proton",
        "ProtonCore"
      ],
      "sources" : [
        "PREditorContentName.m",
        "PRTextStorage.m"
      ],
      "type" : "library"
    },
    {
      "c99name" : "Proton",
      "module_type" : "SwiftTarget",
      "name" : "Proton",
      "path" : "Proton/Sources/Swift",
      "product_memberships" : [
        "Proton"
      ],
      "sources" : [
        "AsyncTextResolver/AsyncTextResolver.swift",
        "Attachment/Attachment.swift",
        "Attachment/AttachmentContent.swift",
        "Attachment/AttachmentSize.swift",
        "Attachment/Focusable.swift",
        "Attachment/SelectionView.swift",
        "Base/AutogrowingTextView.swift",
        "Base/BackgroundStyle.swift",
        "Base/NSAttributedString+ContentTypes.swift",
        "Base/NSParagraphStyleExtensions.swift",
        "Base/Types.swift",
        "Core/AsyncTaskScheduler.swift",
        "Core/CommandName.swift",
        "Core/EditorLineNumberProvider.swift",
        "Core/GestureRegognizerDelegateOverride.swift",
        "Core/LayoutManager.swift",
        "Core/LineNumberFormatting.swift",
        "Core/ListFormattingProvider.swift",
        "Core/ListParser.swift",
        "Core/NullRichTextEditorContext.swift",
        "Core/RichTextEditorContext.swift",
        "Core/RichTextRendererContext.swift",
        "Core/RichTextView.swift",
        "Core/RichTextViewContext.swift",
        "Core/RichTextViewDelegate.swift",
        "Core/SequenceGenerator.swift",
        "Core/TextContainer.swift",
        "Decoding/AttributesDecoding.swift",
        "Decoding/EditorContentDecoding.swift",
        "Editor/AggregateEditorViewDelegate.swift",
        "Editor/EditorContent.swift",
        "Editor/EditorContentIdentifying.swift",
        "Editor/EditorContentView.swift",
        "Editor/EditorView+UITextInput.swift",
        "Editor/EditorView.swift",
        "Editor/EditorViewContext.swift",
        "Editor/EditorViewDelegate.swift",
        "EditorCommand/Commands/AttributesToggleCommand.swift",
        "EditorCommand/Commands/BoldCommand.swift",
        "EditorCommand/Commands/FontTraitToggleCommand.swift",
        "EditorCommand/Commands/ItalicsCommand.swift",
        "EditorCommand/Commands/List/ListCommand.swift",
        "EditorCommand/Commands/List/ListIndentCommand.swift",
        "EditorCommand/Commands/List/ListOutdentCommand.swift",
        "EditorCommand/Commands/StrikethroughCommand.swift",
        "EditorCommand/Commands/UnderlineCommand.swift",
        "EditorCommand/EditorCommand.swift",
        "EditorCommand/EditorCommandExecutor.swift",
        "Encoding/AttributesEncoding.swift",
        "Encoding/EditorContentEncoding.swift",
        "Grid/Core/Grid.swift",
        "Grid/Core/GridCellStore.swift",
        "Grid/Core/GridConfiguration.swift",
        "Grid/View/GridCell.swift",
        "Grid/View/GridContentView.swift",
        "Grid/View/GridView.swift",
        "Helpers/GradientView.swift",
        "Helpers/Logger.swift",
        "Helpers/NSAttributedString+Content.swift",
        "Helpers/NSAttributedString+Range.swift",
        "Helpers/NSRangeExtensions.swift",
        "Helpers/String+NSRange.swift",
        "Helpers/SynchronizedArray.swift",
        "Helpers/Text/FontExtensions.swift",
        "Helpers/UIColor+Image.swift",
        "Helpers/UITextRangeExtensions.swift",
        "Helpers/Utility.swift",
        "Table/Core/Table.swift",
        "Table/Core/TableCellStore.swift",
        "Table/TableCell.swift",
        "Table/TableCellContentView.swift",
        "Table/TableCellRepository.swift",
        "Table/TableContentView.swift",
        "Table/TableView.swift",
        "TextProcessors/TextProcessing.swift",
        "TextProcessors/TextProcessor.swift",
        "TextProcessors/TextProcessors/ListTextProcessor.swift"
      ],
      "target_dependencies" : [
        "ProtonCore"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "5.9"
}
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-16.2.0.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
error: 'spi-builder-workspace': product 'swift-snapshot-testing' required by package 'spi-builder-workspace' target 'ProtonTests' not found.
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-16.2.0.app xcrun swift build --arch arm64
error: 'spi-builder-workspace': product 'swift-snapshot-testing' required by package 'spi-builder-workspace' target 'ProtonTests' not found.
BUILD FAILURE 6.0 macosSpm