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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 1.0.2 (93d252), with Swift 6.0 for macOS (SPM) on 5 May 2025 07:36:42 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: 1.0.2
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/jordanekay/URL
 * tag               1.0.2      -> FETCH_HEAD
HEAD is now at 93d2526 Bug fix: Removed `URLError.stringLiteralMustHaveOnlyOneSegment` and combined separate guard statements. Added a new unit test.
Cloned https://github.com/jordanekay/URL.git
Revision (git rev-parse @):
93d2526ae69ea35f222f59abfcc4298bf4e370de
SUCCESS checkout https://github.com/jordanekay/URL.git at 1.0.2
========================================
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...
[0/22] Write sources
[5/22] Write URLClient-entitlement.plist
[5/22] Write sources
[16/22] Write swift-version-5BDAB9E9C0126B9D.txt
[18/24] Emitting module SwiftSyntax509
[19/24] Compiling SwiftSyntax509 Empty.swift
[20/70] Compiling SwiftSyntax MemoryLayout.swift
[21/70] Compiling SwiftSyntax MissingNodeInitializers.swift
[22/70] Compiling SwiftSyntax RawSyntax.swift
[23/70] Compiling SwiftSyntax RawSyntaxLayoutView.swift
[24/70] Compiling SwiftSyntax RawSyntaxNodeProtocol.swift
[25/75] Compiling SwiftSyntax AbsolutePosition.swift
[26/75] Compiling SwiftSyntax Assert.swift
[27/75] Compiling SwiftSyntax BumpPtrAllocator.swift
[28/75] Compiling SwiftSyntax CommonAncestor.swift
[29/75] Compiling SwiftSyntax Convenience.swift
[30/75] Compiling SwiftSyntax SyntaxText.swift
[31/75] Compiling SwiftSyntax SyntaxTreeViewMode.swift
[32/75] Compiling SwiftSyntax TokenDiagnostic.swift
[33/75] Compiling SwiftSyntax TokenSyntax.swift
[34/75] Compiling SwiftSyntax Trivia.swift
[35/75] Compiling SwiftSyntax RawSyntaxTokenView.swift
[36/75] Compiling SwiftSyntax SourceLength.swift
[37/75] Compiling SwiftSyntax SourceLocation.swift
[38/75] Compiling SwiftSyntax SourcePresence.swift
[39/75] Compiling SwiftSyntax SwiftSyntaxCompatibility.swift
[40/75] Compiling SwiftSyntax Syntax.swift
[41/75] Compiling SwiftSyntax SyntaxArena.swift
[42/75] Compiling SwiftSyntax SyntaxChildren.swift
[43/75] Compiling SwiftSyntax SyntaxCollection.swift
[44/75] Compiling SwiftSyntax SyntaxData.swift
[45/75] Compiling SwiftSyntax SyntaxAnyVisitor.swift
[46/75] Compiling SwiftSyntax SyntaxBaseNodes.swift
[47/75] Compiling SwiftSyntax SyntaxCollections.swift
[48/75] Compiling SwiftSyntax SyntaxEnum.swift
[49/75] Compiling SwiftSyntax SyntaxKind.swift
[50/75] Emitting module SwiftSyntax
[51/75] Compiling SwiftSyntax Utils.swift
[52/75] Compiling SwiftSyntax ChildNameForKeyPath.swift
[53/75] Compiling SwiftSyntax Keyword.swift
[54/75] Compiling SwiftSyntax RenamedChildrenCompatibility.swift
[55/75] Compiling SwiftSyntax RenamedNodesCompatibility.swift
[56/75] Compiling SwiftSyntax Tokens.swift
[57/75] Compiling SwiftSyntax TriviaPieces.swift
[58/75] Compiling SwiftSyntax RawSyntaxNodes.swift
[59/75] Compiling SwiftSyntax RawSyntaxValidation.swift
[60/75] Compiling SwiftSyntax SyntaxDeclNodes.swift
[61/75] Compiling SwiftSyntax SyntaxExprNodes.swift
[62/75] Compiling SwiftSyntax SyntaxNodes.swift
[63/75] Compiling SwiftSyntax SyntaxPatternNodes.swift
[64/75] Compiling SwiftSyntax SyntaxStmtNodes.swift
[65/75] Compiling SwiftSyntax SyntaxTypeNodes.swift
[66/75] Compiling SwiftSyntax SyntaxRewriter.swift
[67/75] Compiling SwiftSyntax SyntaxTraits.swift
[68/75] Compiling SwiftSyntax SyntaxTransform.swift
[69/75] Compiling SwiftSyntax SyntaxVisitor.swift
[70/75] Compiling SwiftSyntax TokenKind.swift
[71/127] Compiling SwiftDiagnostics Note.swift
[72/127] Compiling SwiftDiagnostics Message.swift
[73/127] Compiling SwiftBasicFormat Trivia+FormatExtensions.swift
[74/127] Compiling SwiftBasicFormat SyntaxProtocol+Formatted.swift
[75/127] Compiling SwiftBasicFormat Syntax+Extensions.swift
[76/127] Compiling SwiftDiagnostics FixIt.swift
[77/127] Emitting module SwiftDiagnostics
[78/127] Compiling SwiftDiagnostics Convenience.swift
[79/127] Compiling SwiftDiagnostics Diagnostic.swift
[80/127] Compiling SwiftDiagnostics GroupedDiagnostics.swift
[81/127] Compiling SwiftDiagnostics DiagnosticsFormatter.swift
[82/127] Emitting module SwiftBasicFormat
[83/127] Compiling SwiftBasicFormat BasicFormat.swift
[84/127] Compiling SwiftParser Statements.swift
[85/127] Compiling SwiftParser StringLiteralRepresentedLiteralValue.swift
[86/127] Compiling SwiftParser StringLiterals.swift
[87/127] Compiling SwiftParser SwiftParserCompatibility.swift
[88/131] Compiling SwiftParser Lexeme.swift
[89/131] Compiling SwiftParser LexemeSequence.swift
[90/131] Compiling SwiftParser Lexer.swift
[91/131] Compiling SwiftParser RegexLiteralLexer.swift
[92/131] Compiling SwiftParser UnicodeScalarExtensions.swift
[93/131] Compiling SwiftParser Lookahead.swift
[94/131] Compiling SwiftParser LoopProgressCondition.swift
[95/131] Compiling SwiftParser Modifiers.swift
[96/131] Emitting module SwiftParser
[97/131] Compiling SwiftParser SyntaxUtils.swift
[98/131] Compiling SwiftParser TokenConsumer.swift
[99/131] Compiling SwiftParser TokenPrecedence.swift
[100/131] Compiling SwiftParser TokenSpec.swift
[101/131] Compiling SwiftParser Parser.swift
[102/131] Compiling SwiftParser Patterns.swift
[103/131] Compiling SwiftParser Recovery.swift
[104/131] Compiling SwiftParser Specifiers.swift
[105/131] Compiling SwiftParser TokenSpecSet.swift
[106/131] Compiling SwiftParser TopLevel.swift
[107/131] Compiling SwiftParser TriviaParser.swift
[108/131] Compiling SwiftParser Types.swift
[109/131] Compiling SwiftParser Attributes.swift
[110/131] Compiling SwiftParser Availability.swift
[111/131] Compiling SwiftParser CharacterInfo.swift
[112/131] Compiling SwiftParser CollectionNodes+Parsable.swift
[113/131] Compiling SwiftParser Declarations.swift
[114/131] Compiling SwiftParser IsLexerClassified.swift
[115/131] Compiling SwiftParser LayoutNodes+Parsable.swift
[116/131] Compiling SwiftParser Parser+TokenSpecSet.swift
[117/131] Compiling SwiftParser TokenSpecStaticMembers.swift
[118/131] Compiling SwiftParser Names.swift
[119/131] Compiling SwiftParser Nominals.swift
[120/131] Compiling SwiftParser Parameters.swift
[121/131] Compiling SwiftParser ParseSourceFile.swift
[122/131] Compiling SwiftParser Directives.swift
[123/131] Compiling SwiftParser ExperimentalFeatures.swift
[124/131] Compiling SwiftParser Expressions.swift
[125/131] Compiling SwiftParser IncrementalParseTransition.swift
[126/131] Compiling SwiftParser Cursor.swift
[127/154] Compiling SwiftOperators OperatorTable.swift
[128/154] Compiling SwiftOperators PrecedenceGraph.swift
[129/154] Compiling SwiftOperators PrecedenceGroup.swift
[130/155] Compiling SwiftOperators SyntaxSynthesis.swift
[131/155] Compiling SwiftOperators Operator.swift
[132/155] Compiling SwiftOperators OperatorTable+Semantics.swift
[133/155] Compiling SwiftOperators OperatorTable+Defaults.swift
[134/155] Compiling SwiftOperators OperatorError.swift
[135/155] Compiling SwiftOperators OperatorTable+Folding.swift
[136/155] Compiling SwiftOperators OperatorError+Diagnostics.swift
[137/155] Emitting module SwiftOperators
[138/155] Compiling SwiftParserDiagnostics PresenceUtils.swift
[139/155] Compiling SwiftParserDiagnostics ChildNameForDiagnostics.swift
[140/155] Compiling SwiftParserDiagnostics SyntaxExtensions.swift
[141/155] Compiling SwiftParserDiagnostics Utils.swift
[142/155] Compiling SwiftParserDiagnostics SyntaxKindNameForDiagnostics.swift
[143/156] Compiling SwiftParserDiagnostics ParserDiagnosticMessages.swift
[144/156] Compiling SwiftParserDiagnostics TokenNameForDiagnostics.swift
[145/156] Compiling SwiftParserDiagnostics MissingNodesError.swift
[146/156] Compiling SwiftParserDiagnostics MissingTokenError.swift
[147/156] Compiling SwiftParserDiagnostics MultiLineStringLiteralDiagnosticsGenerator.swift
[148/156] Compiling SwiftParserDiagnostics ParseDiagnosticsGenerator.swift
[149/156] Compiling SwiftParserDiagnostics DiagnosticExtensions.swift
[150/156] Compiling SwiftParserDiagnostics LexerDiagnosticMessages.swift
[151/156] Emitting module SwiftParserDiagnostics
[152/170] Compiling SwiftSyntaxBuilder RenamedChildrenBuilderCompatibility.swift
[153/171] Compiling SwiftSyntaxBuilder BuildableNodes.swift
[154/171] Compiling SwiftSyntaxBuilder SyntaxExpressibleByStringInterpolationConformances.swift
[155/171] Compiling SwiftSyntaxBuilder WithTrailingCommaSyntax+EnsuringTrailingComma.swift
[156/171] Compiling SwiftSyntaxBuilder ValidatingSyntaxNodes.swift
[157/171] Compiling SwiftSyntaxBuilder SwiftSyntaxBuilderCompatibility.swift
[158/171] Compiling SwiftSyntaxBuilder Syntax+StringInterpolation.swift
[159/171] Compiling SwiftSyntaxBuilder ResultBuilders.swift
[160/171] Emitting module SwiftSyntaxBuilder
[161/171] Compiling SwiftSyntaxBuilder Indenter.swift
[162/171] Compiling SwiftSyntaxBuilder ResultBuilderExtensions.swift
[163/171] Compiling SwiftSyntaxBuilder SyntaxNodeWithBody.swift
[164/171] Compiling SwiftSyntaxBuilder SyntaxParsable+ExpressibleByStringInterpolation.swift
[165/171] Compiling SwiftSyntaxBuilder ConvenienceInitializers.swift
[166/171] Compiling SwiftSyntaxBuilder DeclSyntaxParseable.swift
[167/185] Compiling SwiftSyntaxMacros Macro+Format.swift
[168/185] Compiling SwiftSyntaxMacros FreestandingMacro.swift
[169/185] Compiling SwiftSyntaxMacros Macro.swift
[170/185] Compiling SwiftSyntaxMacros MemberAttributeMacro.swift
[171/185] Compiling SwiftSyntaxMacros AccessorMacro.swift
[172/185] Compiling SwiftSyntaxMacros AttachedMacro.swift
[173/185] Compiling SwiftSyntaxMacros CodeItemMacro.swift
[174/185] Compiling SwiftSyntaxMacros DeclarationMacro.swift
[175/185] Compiling SwiftSyntaxMacros ExpressionMacro.swift
[176/185] Compiling SwiftSyntaxMacros ExtensionMacro.swift
[177/185] Compiling SwiftSyntaxMacros MemberMacro.swift
[178/186] Emitting module SwiftSyntaxMacros
[179/186] Compiling SwiftSyntaxMacros AbstractSourceLocation.swift
[180/186] Compiling SwiftSyntaxMacros MacroExpansionContext.swift
[181/186] Compiling SwiftSyntaxMacros PeerMacro.swift
[182/194] Emitting module SwiftSyntaxMacroExpansion
[183/194] Compiling SwiftSyntaxMacroExpansion BasicMacroExpansionContext.swift
[184/194] Compiling SwiftSyntaxMacroExpansion MacroExpansion.swift
[185/194] Compiling SwiftSyntaxMacroExpansion MacroExpansionDiagnosticMessages.swift
[186/194] Compiling SwiftSyntaxMacroExpansion MacroReplacement.swift
[187/194] Compiling SwiftSyntaxMacroExpansion FunctionParameterUtils.swift
[188/194] Compiling SwiftSyntaxMacroExpansion IndentationUtils.swift
[189/194] Compiling SwiftSyntaxMacroExpansion MacroSystem.swift
[190/201] Compiling SwiftCompilerPluginMessageHandling PluginMacroExpansionContext.swift
[191/201] Compiling SwiftCompilerPluginMessageHandling PluginMessageCompatibility.swift
[192/201] Compiling SwiftCompilerPluginMessageHandling Diagnostics.swift
[193/201] Compiling SwiftCompilerPluginMessageHandling PluginMessages.swift
[194/201] Emitting module SwiftCompilerPluginMessageHandling
[195/201] Compiling SwiftCompilerPluginMessageHandling CompilerPluginMessageHandler.swift
[196/201] Compiling SwiftCompilerPluginMessageHandling Macros.swift
[197/203] Emitting module SwiftCompilerPlugin
[198/203] Compiling SwiftCompilerPlugin CompilerPlugin.swift
[199/205] Emitting module URLMacros
[200/205] Compiling URLMacros URLMacro.swift
[200/205] Write Objects.LinkFileList
[201/205] Linking URLMacros-tool
[203/207] Emitting module URL
[204/207] Compiling URL URL.swift
[205/209] Emitting module URLClient
[206/209] Compiling URLClient main.swift
[206/209] Write Objects.LinkFileList
[207/209] Linking URLClient
[208/209] Applying URLClient
Build complete! (39.27s)
Fetching https://github.com/apple/swift-syntax.git
[1/70342] Fetching swift-syntax
Fetched https://github.com/apple/swift-syntax.git from cache (3.25s)
Computing version for https://github.com/apple/swift-syntax.git
Computed https://github.com/apple/swift-syntax.git at 509.1.1 (3.65s)
Creating working copy for https://github.com/apple/swift-syntax.git
Working copy of https://github.com/apple/swift-syntax.git resolved at 509.1.1
Build complete.
{
  "dependencies" : [
    {
      "identity" : "swift-syntax",
      "requirement" : {
        "range" : [
          {
            "lower_bound" : "509.0.0-swift-5.9-DEVELOPMENT-SNAPSHOT-2023-04-25-b",
            "upper_bound" : "510.0.0"
          }
        ]
      },
      "type" : "sourceControl",
      "url" : "https://github.com/apple/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" : "5.9"
}
Done.