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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 URL, reference main (743cd0), with Swift 6.0 for macOS (SPM) on 5 May 2025 07:35:59 UTC.

Swift 6 data race errors: 0

Build Command

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

Build Log

========================================
RunAll
========================================
Builder version: 4.61.3
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/jordanekay/URL.git
Reference: main
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/jordanekay/URL
 * branch            main       -> FETCH_HEAD
 * [new branch]      main       -> origin/main
HEAD is now at 743cd05 Update dependencies
Cloned https://github.com/jordanekay/URL.git
Revision (git rev-parse @):
743cd05f585541c93d11b3fdaa4c6d17f8f50d3c
SUCCESS checkout https://github.com/jordanekay/URL.git at main
========================================
Build
========================================
Selected platform:         macosSpm
Swift version:             6.0
Building package at path:  $PWD
https://github.com/jordanekay/URL.git
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-16.2.0.app xcrun swift build --arch arm64
Building for debugging...
[0/23] Write sources
[8/23] Write URLClient-entitlement.plist
[9/23] Write sources
[17/23] Write swift-version-5BDAB9E9C0126B9D.txt
[19/27] Emitting module SwiftSyntax510
[20/27] Compiling SwiftSyntax510 Empty.swift
[21/27] Compiling SwiftSyntax509 Empty.swift
[22/27] Emitting module SwiftSyntax509
[23/89] Compiling SwiftSyntax MemoryLayout.swift
[24/89] Compiling SwiftSyntax MissingNodeInitializers.swift
[25/89] Compiling SwiftSyntax RawSyntax.swift
[26/89] Compiling SwiftSyntax RawSyntaxLayoutView.swift
[27/89] Compiling SwiftSyntax RawSyntaxNodeProtocol.swift
[28/89] Compiling SwiftSyntax RawSyntaxTokenView.swift
[29/89] Compiling SwiftSyntax SourceLength.swift
[30/95] Compiling SwiftSyntax SourceLocation.swift
[31/95] Compiling SwiftSyntax SourcePresence.swift
[32/95] Compiling SwiftSyntax SwiftSyntaxCompatibility.swift
[33/95] Compiling SwiftSyntax Syntax.swift
[34/95] Compiling SwiftSyntax SyntaxArena.swift
[35/95] Compiling SwiftSyntax SyntaxChildren.swift
[36/95] Compiling SwiftSyntax SyntaxCollection.swift
[37/95] Emitting module SwiftSyntax
[38/95] Compiling SwiftSyntax RenamedNodesCompatibility.swift
[39/95] Compiling SwiftSyntax SyntaxAnyVisitor.swift
[40/95] Compiling SwiftSyntax SyntaxBaseNodes.swift
[41/95] Compiling SwiftSyntax SyntaxCollections.swift
[42/95] Compiling SwiftSyntax SyntaxEnum.swift
[43/95] Compiling SwiftSyntax SyntaxKind.swift
[44/95] Compiling SwiftSyntax SyntaxRewriter.swift
[45/95] Compiling SwiftSyntax AbsolutePosition.swift
[46/95] Compiling SwiftSyntax AbsoluteRawSyntax.swift
[47/95] Compiling SwiftSyntax AbsoluteSyntaxInfo.swift
[48/95] Compiling SwiftSyntax Assert.swift
[49/95] Compiling SwiftSyntax BumpPtrAllocator.swift
[50/95] Compiling SwiftSyntax CommonAncestor.swift
[51/95] Compiling SwiftSyntax Convenience.swift
[52/95] Compiling SwiftSyntax SyntaxHashable.swift
[53/95] Compiling SwiftSyntax SyntaxIdentifier.swift
[54/95] Compiling SwiftSyntax SyntaxNodeStructure.swift
[55/95] Compiling SwiftSyntax SyntaxProtocol.swift
[56/95] Compiling SwiftSyntax SyntaxText.swift
[57/95] Compiling SwiftSyntax SyntaxTreeViewMode.swift
[58/95] Compiling SwiftSyntax TokenDiagnostic.swift
[59/95] Compiling SwiftSyntax RawSyntaxNodesC.swift
[60/95] Compiling SwiftSyntax RawSyntaxNodesD.swift
[61/95] Compiling SwiftSyntax RawSyntaxNodesEF.swift
[62/95] Compiling SwiftSyntax RawSyntaxNodesGHI.swift
[63/95] Compiling SwiftSyntax RawSyntaxNodesJKLMN.swift
[64/95] Compiling SwiftSyntax RawSyntaxNodesOP.swift
[65/95] Compiling SwiftSyntax RawSyntaxNodesQRS.swift
[66/95] Compiling SwiftSyntax RawSyntaxNodesTUVWXYZ.swift
[67/95] Compiling SwiftSyntax RawSyntaxValidation.swift
[68/95] Compiling SwiftSyntax SyntaxNodesAB.swift
[69/95] Compiling SwiftSyntax SyntaxNodesC.swift
[70/95] Compiling SwiftSyntax SyntaxNodesD.swift
[71/95] Compiling SwiftSyntax TokenSequence.swift
[72/95] Compiling SwiftSyntax TokenSyntax.swift
[73/95] Compiling SwiftSyntax Trivia.swift
[74/95] Compiling SwiftSyntax Utils.swift
[75/95] Compiling SwiftSyntax ChildNameForKeyPath.swift
[76/95] Compiling SwiftSyntax Keyword.swift
[77/95] Compiling SwiftSyntax RenamedChildrenCompatibility.swift
[78/95] Compiling SwiftSyntax SyntaxTraits.swift
[79/95] Compiling SwiftSyntax SyntaxTransform.swift
[80/95] Compiling SwiftSyntax SyntaxVisitor.swift
[81/95] Compiling SwiftSyntax TokenKind.swift
[82/95] Compiling SwiftSyntax Tokens.swift
[83/95] Compiling SwiftSyntax TriviaPieces.swift
[84/95] Compiling SwiftSyntax RawSyntaxNodesAB.swift
[85/95] Compiling SwiftSyntax SyntaxNodesEF.swift
[86/95] Compiling SwiftSyntax SyntaxNodesGHI.swift
[87/95] Compiling SwiftSyntax SyntaxNodesJKLMN.swift
[88/95] Compiling SwiftSyntax SyntaxNodesOP.swift
[89/95] Compiling SwiftSyntax SyntaxNodesQRS.swift
[90/95] Compiling SwiftSyntax SyntaxNodesTUVWXYZ.swift
[91/147] Compiling SwiftDiagnostics Note.swift
[92/147] Compiling SwiftDiagnostics Message.swift
[93/147] Compiling SwiftBasicFormat Trivia+FormatExtensions.swift
[94/147] Compiling SwiftBasicFormat SyntaxProtocol+Formatted.swift
[95/147] Compiling SwiftDiagnostics GroupedDiagnostics.swift
[96/147] Compiling SwiftDiagnostics FixIt.swift
[97/147] Compiling SwiftDiagnostics Diagnostic.swift
[98/147] Compiling SwiftDiagnostics Convenience.swift
[99/147] Emitting module SwiftDiagnostics
[100/147] Compiling SwiftDiagnostics DiagnosticsFormatter.swift
[101/147] Emitting module SwiftBasicFormat
[102/147] Compiling SwiftBasicFormat Syntax+Extensions.swift
[103/147] Compiling SwiftBasicFormat BasicFormat.swift
[104/147] Compiling SwiftParser Lexeme.swift
[105/147] Compiling SwiftParser LexemeSequence.swift
[106/147] Compiling SwiftParser Lexer.swift
[107/147] Compiling SwiftParser RegexLiteralLexer.swift
[108/151] Compiling SwiftParser UnicodeScalarExtensions.swift
[109/151] Compiling SwiftParser Lookahead.swift
[110/151] Compiling SwiftParser LoopProgressCondition.swift
[111/151] Compiling SwiftParser Modifiers.swift
[112/151] Compiling SwiftParser Statements.swift
[113/151] Compiling SwiftParser StringLiteralRepresentedLiteralValue.swift
[114/151] Compiling SwiftParser StringLiterals.swift
[115/151] Compiling SwiftParser SwiftParserCompatibility.swift
[116/151] Compiling SwiftParser Names.swift
[117/151] Compiling SwiftParser Nominals.swift
[118/151] Compiling SwiftParser Parameters.swift
[119/151] Compiling SwiftParser ParseSourceFile.swift
[120/151] Compiling SwiftParser Parser.swift
[121/151] Compiling SwiftParser Patterns.swift
[122/151] Compiling SwiftParser Recovery.swift
[123/151] Compiling SwiftParser Specifiers.swift
[124/151] Compiling SwiftParser TokenSpecSet.swift
[125/151] Compiling SwiftParser TopLevel.swift
[126/151] Compiling SwiftParser TriviaParser.swift
[127/151] Compiling SwiftParser Types.swift
[128/151] Compiling SwiftParser SyntaxUtils.swift
[129/151] Compiling SwiftParser TokenConsumer.swift
[130/151] Compiling SwiftParser TokenPrecedence.swift
[131/151] Compiling SwiftParser TokenSpec.swift
[132/151] Emitting module SwiftParser
[133/151] Compiling SwiftParser IsLexerClassified.swift
[134/151] Compiling SwiftParser LayoutNodes+Parsable.swift
[135/151] Compiling SwiftParser Parser+TokenSpecSet.swift
[136/151] Compiling SwiftParser TokenSpecStaticMembers.swift
[137/151] Compiling SwiftParser Directives.swift
[138/151] Compiling SwiftParser ExperimentalFeatures.swift
[139/151] Compiling SwiftParser Expressions.swift
[140/151] Compiling SwiftParser IncrementalParseTransition.swift
[141/151] Compiling SwiftParser Cursor.swift
[142/151] Compiling SwiftParser Attributes.swift
[143/151] Compiling SwiftParser Availability.swift
[144/151] Compiling SwiftParser CharacterInfo.swift
[145/151] Compiling SwiftParser CollectionNodes+Parsable.swift
[146/151] Compiling SwiftParser Declarations.swift
[147/174] Compiling SwiftOperators PrecedenceGraph.swift
[148/175] Compiling SwiftParserDiagnostics SyntaxKindNameForDiagnostics.swift
[149/176] Compiling SwiftOperators PrecedenceGroup.swift
[150/176] Compiling SwiftOperators OperatorTable+Semantics.swift
[151/176] Compiling SwiftOperators OperatorTable.swift
[152/176] Compiling SwiftOperators OperatorTable+Defaults.swift
[153/176] Compiling SwiftOperators SyntaxSynthesis.swift
[154/176] Compiling SwiftParserDiagnostics TokenNameForDiagnostics.swift
[155/176] Compiling SwiftOperators OperatorError.swift
[156/176] Compiling SwiftOperators OperatorError+Diagnostics.swift
[157/176] Emitting module SwiftOperators
[158/176] Compiling SwiftOperators Operator.swift
[159/176] Compiling SwiftOperators OperatorTable+Folding.swift
[160/176] Compiling SwiftParserDiagnostics SyntaxExtensions.swift
[161/176] Compiling SwiftParserDiagnostics Utils.swift
[162/176] Compiling SwiftParserDiagnostics ChildNameForDiagnostics.swift
[163/176] Compiling SwiftParserDiagnostics PresenceUtils.swift
[164/176] Compiling SwiftParserDiagnostics ParserDiagnosticMessages.swift
[165/176] Compiling SwiftParserDiagnostics MissingNodesError.swift
[166/176] Compiling SwiftParserDiagnostics MissingTokenError.swift
[167/176] Emitting module SwiftParserDiagnostics
[168/176] Compiling SwiftParserDiagnostics DiagnosticExtensions.swift
[169/176] Compiling SwiftParserDiagnostics LexerDiagnosticMessages.swift
[170/176] Compiling SwiftParserDiagnostics MultiLineStringLiteralDiagnosticsGenerator.swift
[171/176] Compiling SwiftParserDiagnostics ParseDiagnosticsGenerator.swift
[172/190] Compiling SwiftSyntaxBuilder ResultBuilders.swift
[173/191] Compiling SwiftSyntaxBuilder WithTrailingCommaSyntax+EnsuringTrailingComma.swift
[174/191] Compiling SwiftSyntaxBuilder RenamedChildrenBuilderCompatibility.swift
[175/191] Compiling SwiftSyntaxBuilder BuildableNodes.swift
[176/191] Compiling SwiftSyntaxBuilder SyntaxExpressibleByStringInterpolationConformances.swift
[177/191] Compiling SwiftSyntaxBuilder SwiftSyntaxBuilderCompatibility.swift
[178/191] Compiling SwiftSyntaxBuilder Syntax+StringInterpolation.swift
[179/191] Compiling SwiftSyntaxBuilder ValidatingSyntaxNodes.swift
[180/191] Compiling SwiftSyntaxBuilder ConvenienceInitializers.swift
[181/191] Compiling SwiftSyntaxBuilder DeclSyntaxParseable.swift
[182/191] Compiling SwiftSyntaxBuilder Indenter.swift
[183/191] Compiling SwiftSyntaxBuilder ResultBuilderExtensions.swift
[184/191] Emitting module SwiftSyntaxBuilder
[185/191] Compiling SwiftSyntaxBuilder SyntaxNodeWithBody.swift
[186/191] Compiling SwiftSyntaxBuilder SyntaxParsable+ExpressibleByStringInterpolation.swift
[187/205] Compiling SwiftSyntaxMacros MemberAttributeMacro.swift
[188/205] Compiling SwiftSyntaxMacros MemberMacro.swift
[189/206] Compiling SwiftSyntaxMacros Macro.swift
[190/206] Compiling SwiftSyntaxMacros FreestandingMacro.swift
[191/206] Compiling SwiftSyntaxMacros ExpressionMacro.swift
[192/206] Compiling SwiftSyntaxMacros ExtensionMacro.swift
[193/206] Compiling SwiftSyntaxMacros CodeItemMacro.swift
[194/206] Compiling SwiftSyntaxMacros DeclarationMacro.swift
[195/206] Compiling SwiftSyntaxMacros Macro+Format.swift
[196/206] Compiling SwiftSyntaxMacros AccessorMacro.swift
[197/206] Compiling SwiftSyntaxMacros AttachedMacro.swift
[198/206] Emitting module SwiftSyntaxMacros
[199/206] Compiling SwiftSyntaxMacros AbstractSourceLocation.swift
[200/206] Compiling SwiftSyntaxMacros MacroExpansionContext.swift
[201/206] Compiling SwiftSyntaxMacros PeerMacro.swift
[202/214] Compiling SwiftSyntaxMacroExpansion MacroExpansionDiagnosticMessages.swift
[203/214] Compiling SwiftSyntaxMacroExpansion MacroReplacement.swift
[204/214] Compiling SwiftSyntaxMacroExpansion IndentationUtils.swift
[205/214] Compiling SwiftSyntaxMacroExpansion MacroExpansion.swift
[206/214] Compiling SwiftSyntaxMacroExpansion BasicMacroExpansionContext.swift
[207/214] Emitting module SwiftSyntaxMacroExpansion
[208/214] Compiling SwiftSyntaxMacroExpansion MacroSystem.swift
[209/214] Compiling SwiftSyntaxMacroExpansion FunctionParameterUtils.swift
[210/221] Compiling SwiftCompilerPluginMessageHandling PluginMessageCompatibility.swift
[211/221] Compiling SwiftCompilerPluginMessageHandling CompilerPluginMessageHandler.swift
[212/221] Compiling SwiftCompilerPluginMessageHandling PluginMessages.swift
[213/221] Compiling SwiftCompilerPluginMessageHandling Macros.swift
[214/221] Compiling SwiftCompilerPluginMessageHandling PluginMacroExpansionContext.swift
[215/221] Compiling SwiftCompilerPluginMessageHandling Diagnostics.swift
[216/221] Emitting module SwiftCompilerPluginMessageHandling
[217/223] Emitting module SwiftCompilerPlugin
[218/223] Compiling SwiftCompilerPlugin CompilerPlugin.swift
[219/225] Emitting module URLMacros
[220/225] Compiling URLMacros URLMacro.swift
[220/225] Write Objects.LinkFileList
[221/225] Linking URLMacros-tool
[223/227] Emitting module URL
[224/227] Compiling URL URL.swift
[225/229] Emitting module URLClient
[226/229] Compiling URLClient main.swift
[226/229] Write Objects.LinkFileList
[227/229] Linking URLClient
[228/229] Applying URLClient
Build complete! (32.04s)
Fetching https://github.com/swiftlang/swift-syntax.git
[1/70342] Fetching swift-syntax
Fetched https://github.com/swiftlang/swift-syntax.git from cache (3.32s)
Computing version for https://github.com/swiftlang/swift-syntax.git
Computed https://github.com/swiftlang/swift-syntax.git at 510.0.3 (3.22s)
Creating working copy for https://github.com/swiftlang/swift-syntax.git
Working copy of https://github.com/swiftlang/swift-syntax.git resolved at 510.0.3
Build complete.
{
  "dependencies" : [
    {
      "identity" : "swift-syntax",
      "requirement" : {
        "range" : [
          {
            "lower_bound" : "510.0.0",
            "upper_bound" : "511.0.0"
          }
        ]
      },
      "type" : "sourceControl",
      "url" : "https://github.com/swiftlang/swift-syntax.git"
    }
  ],
  "manifest_display_name" : "URL",
  "name" : "URL",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
    {
      "name" : "macos",
      "version" : "10.15"
    },
    {
      "name" : "ios",
      "version" : "13.0"
    },
    {
      "name" : "tvos",
      "version" : "13.0"
    },
    {
      "name" : "watchos",
      "version" : "6.0"
    },
    {
      "name" : "maccatalyst",
      "version" : "13.0"
    }
  ],
  "products" : [
    {
      "name" : "URL",
      "targets" : [
        "URL"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    },
    {
      "name" : "URLClient",
      "targets" : [
        "URLClient"
      ],
      "type" : {
        "executable" : null
      }
    },
    {
      "name" : "URLMacros",
      "targets" : [
        "URLMacros"
      ],
      "type" : {
        "macro" : null
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "URLTests",
      "module_type" : "SwiftTarget",
      "name" : "URLTests",
      "path" : "Tests/URLTests",
      "product_dependencies" : [
        "SwiftSyntaxMacrosTestSupport"
      ],
      "sources" : [
        "URLTests.swift"
      ],
      "target_dependencies" : [
        "URLMacros"
      ],
      "type" : "test"
    },
    {
      "c99name" : "URLMacros",
      "module_type" : "SwiftTarget",
      "name" : "URLMacros",
      "path" : "Sources/URLMacros",
      "product_dependencies" : [
        "SwiftSyntaxMacros",
        "SwiftCompilerPlugin"
      ],
      "product_memberships" : [
        "URL",
        "URLClient",
        "URLMacros"
      ],
      "sources" : [
        "URLMacro.swift"
      ],
      "type" : "macro"
    },
    {
      "c99name" : "URLClient",
      "module_type" : "SwiftTarget",
      "name" : "URLClient",
      "path" : "Sources/URLClient",
      "product_memberships" : [
        "URLClient"
      ],
      "sources" : [
        "main.swift"
      ],
      "target_dependencies" : [
        "URL"
      ],
      "type" : "executable"
    },
    {
      "c99name" : "URL",
      "module_type" : "SwiftTarget",
      "name" : "URL",
      "path" : "Sources/URL",
      "product_memberships" : [
        "URL",
        "URLClient"
      ],
      "sources" : [
        "URL.swift"
      ],
      "target_dependencies" : [
        "URLMacros"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "5.10"
}
Done.