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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 pkl-swift, reference main (d6f087), with Swift 5.10 for macOS (SPM) on 14 Apr 2025 18:41:04 UTC.

Swift 6 data race errors: 0

Build Command

env DEVELOPER_DIR=/Applications/Xcode-15.4.0.app xcrun swift build --arch arm64

Build Log

========================================
RunAll
========================================
Builder version: 4.60.1
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/apple/pkl-swift.git
Reference: main
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/apple/pkl-swift
 * branch            main       -> FETCH_HEAD
 * [new branch]      main       -> origin/main
HEAD is now at d6f0870 Prepare 0.4.2 release (#48)
Cloned https://github.com/apple/pkl-swift.git
Revision (git rev-parse @):
d6f08700d66e11c1087a79ec8172b1841b0fc9ca
SPI manifest file found: $PWD/.spi.yml
SUCCESS checkout https://github.com/apple/pkl-swift.git at main
========================================
Build
========================================
Selected platform:         macosSpm
Swift version:             5.10
Building package at path:  $PWD
https://github.com/apple/pkl-swift.git
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-15.4.0.app xcrun swift build --arch arm64
[1/1] Compiling plugin GenerateManual
[2/2] Compiling plugin Swift-DocC
[3/3] Compiling plugin Swift-DocC Preview
[4/4] Compiling plugin SwiftFormatPlugin
Building for debugging...
[4/24] Write sources
[10/24] Write pkl-gen-swift-entitlement.plist
[11/24] Write test-external-reader-entitlement.plist
[11/24] Write sources
[14/24] Copying Documentation.docc
[15/24] Compiling CSystem shims.c
[16/24] Write swift-version-33747A42983211AE.txt
[18/59] Compiling ArgumentParserToolInfo ToolInfo.swift
[19/59] Emitting module ArgumentParserToolInfo
[20/98] Compiling ArgumentParser ParsableArguments.swift
[21/98] Compiling ArgumentParser ParsableArgumentsValidation.swift
[22/98] Compiling ArgumentParser ParsableCommand.swift
[23/101] Compiling ArgumentParser ArgumentDecoder.swift
[24/101] Compiling ArgumentParser ArgumentHelp.swift
[25/101] Compiling ArgumentParser ArgumentVisibility.swift
[26/101] Compiling ArgumentParser ParsedValues.swift
[27/101] Compiling ArgumentParser NameSpecification.swift
[28/101] Compiling ArgumentParser Option.swift
[29/101] Compiling ArgumentParser CompletionsGenerator.swift
[30/101] Compiling ArgumentParser FishCompletionsGenerator.swift
[31/101] Compiling ArgumentParser ZshCompletionsGenerator.swift
[32/101] Compiling ArgumentParser OptionGroup.swift
[33/101] Compiling ArgumentParser AsyncParsableCommand.swift
[34/101] Compiling ArgumentParser BashCompletionsGenerator.swift
[35/101] Emitting module SystemPackage
[36/101] Compiling ArgumentParser InputOrigin.swift
[37/101] Compiling ArgumentParser Name.swift
[38/101] Compiling ArgumentParser Parsed.swift
[39/101] Compiling ArgumentParser Argument.swift
[40/101] Compiling ArgumentParser CommandConfiguration.swift
[41/101] Compiling ArgumentParser CommandGroup.swift
[42/101] Compiling ArgumentParser EnumerableFlag.swift
[43/101] Compiling ArgumentParser ExpressibleByArgument.swift
[44/101] Compiling ArgumentParser ParserError.swift
[45/101] Compiling SystemPackage Util+StringArray.swift
[46/101] Compiling SystemPackage Util.swift
[47/101] Compiling SystemPackage UtilConsumers.swift
[48/101] Compiling ArgumentParser CompletionKind.swift
[49/101] Compiling ArgumentParser Errors.swift
[50/101] Compiling ArgumentParser Flag.swift
[50/101] Compiling PklSwiftInternals Discovery.cpp
[52/116] Emitting module ArgumentParser
[53/120] Compiling SemanticVersion resource_bundle_accessor.swift
[54/120] Compiling ArgumentParser Platform.swift
[55/120] Compiling ArgumentParser SequenceExtensions.swift
[56/120] Compiling ArgumentParser StringExtensions.swift
[57/120] Compiling ArgumentParser Tree.swift
[58/120] Compiling SemanticVersion SemanticVersion+Codable.swift
[59/120] Compiling SemanticVersion NSRegularExpression+ext.swift
[60/120] Compiling SemanticVersion SemanticVersion.swift
[61/120] Emitting module SemanticVersion
[62/120] Compiling ArgumentParser HelpGenerator.swift
[63/120] Compiling ArgumentParser MessageInfo.swift
[64/120] Compiling ArgumentParser UsageGenerator.swift
[65/120] Compiling ArgumentParser CollectionExtensions.swift
[66/120] Compiling MessagePack KeyedEncodingContainer.swift
[70/120] Compiling ArgumentParser ArgumentDefinition.swift
[71/120] Compiling ArgumentParser ArgumentSet.swift
[72/120] Compiling ArgumentParser CommandParser.swift
[73/120] Compiling ArgumentParser InputKey.swift
[86/120] Compiling MessagePack KeyedDecodingContainer.swift
[87/120] Compiling MessagePack KeyedSingleDecodingContainer.swift
[88/120] Compiling MessagePack UnkeyedDecodingContainer.swift
[89/120] Compiling MessagePack UnkeyedMapDecodingContainer.swift
[90/120] Compiling MessagePack _MessagePackDecoder.swift
[91/120] Compiling MessagePack AnyCodingKey.swift
[92/120] Compiling MessagePack Box.swift
[93/120] Compiling MessagePack MessagePackDecoder.swift
[94/120] Compiling MessagePack SingleValueDecodingContainer.swift
[102/121] Compiling MessagePack FixedWidthInteger.swift
[103/121] Compiling MessagePack IO.swift
[104/121] Compiling MessagePack UnkeyedEncodingContainer.swift
[105/121] Compiling MessagePack SingleValueEncodingContainer.swift
[106/121] Compiling MessagePack MessagePackEncoder.swift
[115/121] Emitting module MessagePack
[116/142] Compiling PklSwift PklMapDecodingContainer.swift
[117/142] Compiling PklSwift PklSingleValueDecodingContainer.swift
[118/142] Compiling PklSwift PklTypedDecodingContainer.swift
[119/144] Compiling PklSwift DataSize.swift
[120/144] Compiling PklSwift Duration.swift
[121/144] Compiling PklSwift PklDecoder.swift
[122/144] Compiling PklSwift PklEvaluatorSettings.swift
[123/144] Compiling PklSwift Project.swift
[124/144] Emitting module PklSwift
[125/144] Compiling PklSwift Utils.swift
[126/144] Compiling PklSwift locks.swift
[127/144] Compiling PklSwift EvaluatorManager.swift
[128/144] Compiling PklSwift EvaluatorOptions.swift
[129/144] Compiling PklSwift ExternalReaderClient.swift
[130/144] Compiling PklSwift Logger.swift
[131/144] Compiling PklSwift ModuleSource.swift
[132/144] Compiling PklSwift PklCodingKey.swift
[133/144] Compiling PklSwift Reader.swift
[134/144] Compiling PklSwift TypeRegistry.swift
[135/144] Compiling PklSwift Message.swift
[136/144] Compiling PklSwift MessageTransport.swift
[137/144] Compiling PklSwift PklUnkeyedDecodingContainer.swift
[138/144] Compiling PklSwift Evaluator.swift
[139/151] Emitting module test_external_reader
[140/151] Compiling test_external_reader TestExternalReader.swift
[140/151] Write Objects.LinkFileList
[142/151] Compiling pkl_gen_swift embedded_resources.swift
[143/151] Compiling pkl_gen_swift PklSwiftGenerator.swift
[144/151] Compiling pkl_gen_swift GeneratorSettings.pkl.swift
[145/151] Emitting module pkl_gen_swift
[146/151] Compiling pkl_gen_swift PklGenSwift.swift
[146/151] Write Objects.LinkFileList
[147/151] Linking test-external-reader
[148/151] Applying test-external-reader
[149/151] Linking pkl-gen-swift
[150/151] Applying pkl-gen-swift
Build complete! (89.03s)
Fetching https://github.com/swiftlang/swift-docc-plugin
Fetching https://github.com/apple/swift-system
Fetching https://github.com/apple/swift-argument-parser
Fetching https://github.com/SwiftPackageIndex/SemanticVersion
Fetching https://github.com/nicklockwood/SwiftFormat
[1/2050] Fetching swift-docc-plugin
[42/6274] Fetching swift-docc-plugin, swift-system
[85/6597] Fetching swift-docc-plugin, swift-system, semanticversion
[4521/21439] Fetching swift-docc-plugin, swift-system, semanticversion, swift-argument-parser
[4943/68160] Fetching swift-docc-plugin, swift-system, semanticversion, swift-argument-parser, swiftformat
Fetched https://github.com/nicklockwood/SwiftFormat from cache (65.62s)
Fetched https://github.com/swiftlang/swift-docc-plugin from cache (65.62s)
Fetched https://github.com/apple/swift-system from cache (65.62s)
Fetched https://github.com/SwiftPackageIndex/SemanticVersion from cache (65.62s)
Fetched https://github.com/apple/swift-argument-parser from cache (65.62s)
Computing version for https://github.com/SwiftPackageIndex/SemanticVersion
Computed https://github.com/SwiftPackageIndex/SemanticVersion at 0.4.0 (2.30s)
Computing version for https://github.com/apple/swift-argument-parser
Computed https://github.com/apple/swift-argument-parser at 1.5.0 (0.38s)
Computing version for https://github.com/nicklockwood/SwiftFormat
Computed https://github.com/nicklockwood/SwiftFormat at 0.55.5 (0.46s)
Computing version for https://github.com/swiftlang/swift-docc-plugin
Computed https://github.com/swiftlang/swift-docc-plugin at 1.4.3 (0.46s)
Fetching https://github.com/swiftlang/swift-docc-symbolkit
[1/3366] Fetching swift-docc-symbolkit
Fetched https://github.com/swiftlang/swift-docc-symbolkit from cache (1.19s)
Computing version for https://github.com/swiftlang/swift-docc-symbolkit
Computed https://github.com/swiftlang/swift-docc-symbolkit at 1.0.0 (0.48s)
Computing version for https://github.com/apple/swift-system
Computed https://github.com/apple/swift-system at 1.4.2 (0.36s)
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
Creating working copy for https://github.com/apple/swift-argument-parser
Working copy of https://github.com/apple/swift-argument-parser resolved at 1.5.0
Creating working copy for https://github.com/SwiftPackageIndex/SemanticVersion
Working copy of https://github.com/SwiftPackageIndex/SemanticVersion resolved at 0.4.0
Creating working copy for https://github.com/apple/swift-system
Working copy of https://github.com/apple/swift-system resolved at 1.4.2
Creating working copy for https://github.com/nicklockwood/SwiftFormat
Working copy of https://github.com/nicklockwood/SwiftFormat resolved at 0.55.5
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
Build complete.
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  "dependencies" : [
    {
      "identity" : "swift-system",
      "requirement" : {
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        "Decoder/PklTypedDecodingContainer.swift",
        "Decoder/PklUnkeyedDecodingContainer.swift",
        "Evaluator.swift",
        "EvaluatorManager.swift",
        "EvaluatorOptions.swift",
        "ExternalReaderClient.swift",
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        "Message.swift",
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}
Done.