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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 kvEnvironment, reference main (4791cb), with Swift 6.1 for macOS (SPM) on 30 Apr 2025 16:28:35 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: 4.61.1
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/keyvariable/kvEnvironment.git
Reference: main
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/keyvariable/kvEnvironment
 * branch            main       -> FETCH_HEAD
 * [new branch]      main       -> origin/main
HEAD is now at 4791cb5 README.
Cloned https://github.com/keyvariable/kvEnvironment.git
Revision (git rev-parse @):
4791cb5f4da27835c350e73310139f3706c01fdb
SUCCESS checkout https://github.com/keyvariable/kvEnvironment.git at main
========================================
Build
========================================
Selected platform:         macosSpm
Swift version:             6.1
Building package at path:  $PWD
https://github.com/keyvariable/kvEnvironment.git
https://github.com/keyvariable/kvEnvironment.git
{
  "dependencies" : [
    {
      "identity" : "swift-syntax",
      "requirement" : {
        "range" : [
          {
            "lower_bound" : "509.0.0",
            "upper_bound" : "510.0.0"
          }
        ]
      },
      "type" : "sourceControl",
      "url" : "https://github.com/apple/swift-syntax.git"
    }
  ],
  "manifest_display_name" : "kvEnvironment",
  "name" : "kvEnvironment",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
    {
      "name" : "ios",
      "version" : "13.0"
    },
    {
      "name" : "macos",
      "version" : "10.15"
    },
    {
      "name" : "tvos",
      "version" : "13.0"
    },
    {
      "name" : "watchos",
      "version" : "6.0"
    }
  ],
  "products" : [
    {
      "name" : "kvEnvironment",
      "targets" : [
        "kvEnvironment"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    },
    {
      "name" : "kvEnvironmentMacros",
      "targets" : [
        "kvEnvironmentMacros"
      ],
      "type" : {
        "macro" : null
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "kvEnvironmentTests",
      "module_type" : "SwiftTarget",
      "name" : "kvEnvironmentTests",
      "path" : "Tests/kvEnvironmentTests",
      "sources" : [
        "ABCD.swift",
        "EFG.swift",
        "KvEnvironmentScopeTests.swift"
      ],
      "target_dependencies" : [
        "kvEnvironment"
      ],
      "type" : "test"
    },
    {
      "c99name" : "kvEnvironmentMacros",
      "module_type" : "SwiftTarget",
      "name" : "kvEnvironmentMacros",
      "path" : "Sources/kvEnvironmentMacros",
      "product_dependencies" : [
        "SwiftCompilerPlugin",
        "SwiftSyntaxMacros"
      ],
      "product_memberships" : [
        "kvEnvironment",
        "kvEnvironmentMacros"
      ],
      "sources" : [
        "KvEnvironmentMacros.swift",
        "KvEnvironmentScopeAsyncThrowsOverloadsMacro.swift",
        "KvEnvironmentScopeEntryMacro.swift"
      ],
      "type" : "macro"
    },
    {
      "c99name" : "kvEnvironment",
      "module_type" : "SwiftTarget",
      "name" : "kvEnvironment",
      "path" : "Sources/kvEnvironment",
      "product_memberships" : [
        "kvEnvironment"
      ],
      "sources" : [
        "KvEnvironment.swift",
        "KvEnvironmentKey.swift",
        "KvEnvironmentScope.swift"
      ],
      "target_dependencies" : [
        "kvEnvironmentMacros"
      ],
      "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...
[0/17] Write sources
[14/17] Write swift-version-2F0A5646E1D333AE.txt
[16/19] Emitting module SwiftSyntax509
[17/19] Compiling SwiftSyntax509 Empty.swift
[18/65] Compiling SwiftSyntax AbsolutePosition.swift
[19/65] Compiling SwiftSyntax Assert.swift
[20/65] Compiling SwiftSyntax BumpPtrAllocator.swift
[21/65] Compiling SwiftSyntax CommonAncestor.swift
[22/65] Compiling SwiftSyntax Convenience.swift
[23/70] Compiling SwiftSyntax MemoryLayout.swift
[24/70] Compiling SwiftSyntax MissingNodeInitializers.swift
[25/70] Compiling SwiftSyntax RawSyntax.swift
[26/70] Compiling SwiftSyntax RawSyntaxLayoutView.swift
[27/70] Compiling SwiftSyntax RawSyntaxNodeProtocol.swift
[28/70] Compiling SwiftSyntax Syntax.swift
[29/70] Compiling SwiftSyntax SyntaxArena.swift
[30/70] Compiling SwiftSyntax SyntaxChildren.swift
[31/70] Compiling SwiftSyntax SyntaxCollection.swift
[32/70] Compiling SwiftSyntax SyntaxData.swift
[33/70] Emitting module SwiftSyntax
[34/70] Compiling SwiftSyntax SyntaxAnyVisitor.swift
[35/70] Compiling SwiftSyntax SyntaxBaseNodes.swift
[36/70] Compiling SwiftSyntax SyntaxCollections.swift
[37/70] Compiling SwiftSyntax SyntaxEnum.swift
[38/70] Compiling SwiftSyntax SyntaxKind.swift
[39/70] Compiling SwiftSyntax Utils.swift
[40/70] Compiling SwiftSyntax ChildNameForKeyPath.swift
[41/70] Compiling SwiftSyntax Keyword.swift
[42/70] Compiling SwiftSyntax RenamedChildrenCompatibility.swift
[43/70] Compiling SwiftSyntax RenamedNodesCompatibility.swift
[44/70] Compiling SwiftSyntax SyntaxText.swift
[45/70] Compiling SwiftSyntax SyntaxTreeViewMode.swift
[46/70] Compiling SwiftSyntax TokenDiagnostic.swift
[47/70] Compiling SwiftSyntax TokenSyntax.swift
[48/70] Compiling SwiftSyntax Trivia.swift
[49/70] Compiling SwiftSyntax Tokens.swift
[50/70] Compiling SwiftSyntax TriviaPieces.swift
[51/70] Compiling SwiftSyntax RawSyntaxNodes.swift
[52/70] Compiling SwiftSyntax RawSyntaxValidation.swift
[53/70] Compiling SwiftSyntax SyntaxDeclNodes.swift
[54/70] Compiling SwiftSyntax RawSyntaxTokenView.swift
[55/70] Compiling SwiftSyntax SourceLength.swift
[56/70] Compiling SwiftSyntax SourceLocation.swift
[57/70] Compiling SwiftSyntax SourcePresence.swift
[58/70] Compiling SwiftSyntax SwiftSyntaxCompatibility.swift
[59/70] Compiling SwiftSyntax SyntaxExprNodes.swift
[60/70] Compiling SwiftSyntax SyntaxNodes.swift
[61/70] Compiling SwiftSyntax SyntaxPatternNodes.swift
[62/70] Compiling SwiftSyntax SyntaxStmtNodes.swift
[63/70] Compiling SwiftSyntax SyntaxTypeNodes.swift
[64/70] Compiling SwiftSyntax SyntaxRewriter.swift
[65/70] Compiling SwiftSyntax SyntaxTraits.swift
[66/70] Compiling SwiftSyntax SyntaxTransform.swift
[67/70] Compiling SwiftSyntax SyntaxVisitor.swift
[68/70] Compiling SwiftSyntax TokenKind.swift
[69/122] Compiling SwiftBasicFormat SyntaxProtocol+Formatted.swift
[70/122] Compiling SwiftDiagnostics Note.swift
[71/122] Compiling SwiftDiagnostics Message.swift
[72/122] Compiling SwiftBasicFormat Trivia+FormatExtensions.swift
[73/122] Compiling SwiftBasicFormat Syntax+Extensions.swift
[74/122] Emitting module SwiftDiagnostics
[75/122] Compiling SwiftDiagnostics FixIt.swift
[76/122] Compiling SwiftDiagnostics GroupedDiagnostics.swift
[77/122] Compiling SwiftDiagnostics Convenience.swift
[78/122] Compiling SwiftDiagnostics Diagnostic.swift
[79/122] Compiling SwiftDiagnostics DiagnosticsFormatter.swift
[80/122] Compiling SwiftBasicFormat BasicFormat.swift
[81/122] Emitting module SwiftBasicFormat
[82/122] Compiling SwiftParser SyntaxUtils.swift
[83/122] Compiling SwiftParser TokenConsumer.swift
[84/122] Compiling SwiftParser TokenPrecedence.swift
[85/122] Compiling SwiftParser TokenSpec.swift
[86/126] Compiling SwiftParser Statements.swift
[87/126] Compiling SwiftParser StringLiteralRepresentedLiteralValue.swift
[88/126] Compiling SwiftParser StringLiterals.swift
[89/126] Compiling SwiftParser SwiftParserCompatibility.swift
[90/126] Compiling SwiftParser UnicodeScalarExtensions.swift
[91/126] Compiling SwiftParser Lookahead.swift
[92/126] Compiling SwiftParser LoopProgressCondition.swift
[93/126] Compiling SwiftParser Modifiers.swift
[94/126] Emitting module SwiftParser
[95/126] Compiling SwiftParser Names.swift
[96/126] Compiling SwiftParser Nominals.swift
[97/126] Compiling SwiftParser Parameters.swift
[98/126] Compiling SwiftParser ParseSourceFile.swift
[99/126] Compiling SwiftParser Parser.swift
[100/126] Compiling SwiftParser Patterns.swift
[101/126] Compiling SwiftParser Recovery.swift
[102/126] Compiling SwiftParser Specifiers.swift
[103/126] Compiling SwiftParser TokenSpecSet.swift
[104/126] Compiling SwiftParser TopLevel.swift
[105/126] Compiling SwiftParser TriviaParser.swift
[106/126] Compiling SwiftParser Types.swift
[107/126] Compiling SwiftParser Lexeme.swift
[108/126] Compiling SwiftParser LexemeSequence.swift
[109/126] Compiling SwiftParser Lexer.swift
[110/126] Compiling SwiftParser RegexLiteralLexer.swift
[111/126] Compiling SwiftParser Attributes.swift
[112/126] Compiling SwiftParser Availability.swift
[113/126] Compiling SwiftParser CharacterInfo.swift
[114/126] Compiling SwiftParser CollectionNodes+Parsable.swift
[115/126] Compiling SwiftParser Declarations.swift
[116/126] Compiling SwiftParser Directives.swift
[117/126] Compiling SwiftParser ExperimentalFeatures.swift
[118/126] Compiling SwiftParser Expressions.swift
[119/126] Compiling SwiftParser IncrementalParseTransition.swift
[120/126] Compiling SwiftParser Cursor.swift
[121/126] Compiling SwiftParser IsLexerClassified.swift
[122/126] Compiling SwiftParser LayoutNodes+Parsable.swift
[123/126] Compiling SwiftParser Parser+TokenSpecSet.swift
[124/126] Compiling SwiftParser TokenSpecStaticMembers.swift
[125/149] Compiling SwiftParserDiagnostics SyntaxKindNameForDiagnostics.swift
[126/150] Compiling SwiftOperators PrecedenceGroup.swift
[127/151] Compiling SwiftOperators OperatorTable.swift
[128/151] Compiling SwiftOperators PrecedenceGraph.swift
[129/151] Compiling SwiftParserDiagnostics TokenNameForDiagnostics.swift
[130/151] Compiling SwiftOperators OperatorError.swift
[131/151] Compiling SwiftOperators OperatorTable+Semantics.swift
[132/151] Compiling SwiftOperators SyntaxSynthesis.swift
[133/151] Compiling SwiftOperators OperatorTable+Defaults.swift
[134/151] Compiling SwiftOperators OperatorError+Diagnostics.swift
[135/151] Emitting module SwiftOperators
[136/151] Compiling SwiftOperators Operator.swift
[137/151] Compiling SwiftOperators OperatorTable+Folding.swift
[138/151] Compiling SwiftParserDiagnostics ChildNameForDiagnostics.swift
[139/151] Compiling SwiftParserDiagnostics SyntaxExtensions.swift
[140/151] Compiling SwiftParserDiagnostics Utils.swift
[141/151] Compiling SwiftParserDiagnostics PresenceUtils.swift
[142/151] Compiling SwiftParserDiagnostics ParserDiagnosticMessages.swift
[143/151] Compiling SwiftParserDiagnostics MissingNodesError.swift
[144/151] Compiling SwiftParserDiagnostics MissingTokenError.swift
[145/151] Compiling SwiftParserDiagnostics DiagnosticExtensions.swift
[146/151] Compiling SwiftParserDiagnostics LexerDiagnosticMessages.swift
[147/151] Emitting module SwiftParserDiagnostics
[148/151] Compiling SwiftParserDiagnostics MultiLineStringLiteralDiagnosticsGenerator.swift
[149/151] Compiling SwiftParserDiagnostics ParseDiagnosticsGenerator.swift
[150/165] Compiling SwiftSyntaxBuilder RenamedChildrenBuilderCompatibility.swift
[151/166] Compiling SwiftSyntaxBuilder SyntaxExpressibleByStringInterpolationConformances.swift
[152/166] Compiling SwiftSyntaxBuilder BuildableNodes.swift
[153/166] Compiling SwiftSyntaxBuilder ValidatingSyntaxNodes.swift
[154/166] Compiling SwiftSyntaxBuilder WithTrailingCommaSyntax+EnsuringTrailingComma.swift
[155/166] Compiling SwiftSyntaxBuilder ResultBuilders.swift
[156/166] Emitting module SwiftSyntaxBuilder
[157/166] Compiling SwiftSyntaxBuilder SwiftSyntaxBuilderCompatibility.swift
[158/166] Compiling SwiftSyntaxBuilder Syntax+StringInterpolation.swift
[159/166] Compiling SwiftSyntaxBuilder Indenter.swift
[160/166] Compiling SwiftSyntaxBuilder ResultBuilderExtensions.swift
[161/166] Compiling SwiftSyntaxBuilder ConvenienceInitializers.swift
[162/166] Compiling SwiftSyntaxBuilder DeclSyntaxParseable.swift
[163/166] Compiling SwiftSyntaxBuilder SyntaxNodeWithBody.swift
[164/166] Compiling SwiftSyntaxBuilder SyntaxParsable+ExpressibleByStringInterpolation.swift
[165/180] Compiling SwiftSyntaxMacros MemberAttributeMacro.swift
[166/180] Compiling SwiftSyntaxMacros Macro+Format.swift
[167/180] Compiling SwiftSyntaxMacros MemberMacro.swift
[168/180] Compiling SwiftSyntaxMacros FreestandingMacro.swift
[169/180] Compiling SwiftSyntaxMacros Macro.swift
[170/181] Compiling SwiftSyntaxMacros ExpressionMacro.swift
[171/181] Compiling SwiftSyntaxMacros ExtensionMacro.swift
[172/181] Compiling SwiftSyntaxMacros CodeItemMacro.swift
[173/181] Compiling SwiftSyntaxMacros DeclarationMacro.swift
[174/181] Compiling SwiftSyntaxMacros AccessorMacro.swift
[175/181] Compiling SwiftSyntaxMacros AttachedMacro.swift
[176/181] Compiling SwiftSyntaxMacros AbstractSourceLocation.swift
[177/181] Compiling SwiftSyntaxMacros MacroExpansionContext.swift
[178/181] Emitting module SwiftSyntaxMacros
[179/181] Compiling SwiftSyntaxMacros PeerMacro.swift
[180/189] Compiling SwiftSyntaxMacroExpansion MacroReplacement.swift
[181/189] Compiling SwiftSyntaxMacroExpansion MacroExpansion.swift
[182/189] Compiling SwiftSyntaxMacroExpansion MacroExpansionDiagnosticMessages.swift
[183/189] Compiling SwiftSyntaxMacroExpansion IndentationUtils.swift
[184/189] Compiling SwiftSyntaxMacroExpansion FunctionParameterUtils.swift
[185/189] Compiling SwiftSyntaxMacroExpansion BasicMacroExpansionContext.swift
[186/189] Emitting module SwiftSyntaxMacroExpansion
[187/189] Compiling SwiftSyntaxMacroExpansion MacroSystem.swift
[188/196] Compiling SwiftCompilerPluginMessageHandling PluginMessageCompatibility.swift
[189/196] Compiling SwiftCompilerPluginMessageHandling Macros.swift
[190/196] Emitting module SwiftCompilerPluginMessageHandling
[191/196] Compiling SwiftCompilerPluginMessageHandling CompilerPluginMessageHandler.swift
[192/196] Compiling SwiftCompilerPluginMessageHandling PluginMacroExpansionContext.swift
[193/196] Compiling SwiftCompilerPluginMessageHandling Diagnostics.swift
[194/196] Compiling SwiftCompilerPluginMessageHandling PluginMessages.swift
[195/198] Compiling SwiftCompilerPlugin CompilerPlugin.swift
[196/198] Emitting module SwiftCompilerPlugin
[197/202] Compiling kvEnvironmentMacros KvEnvironmentScopeEntryMacro.swift
[198/202] Compiling kvEnvironmentMacros KvEnvironmentMacros.swift
[199/202] Emitting module kvEnvironmentMacros
[200/202] Compiling kvEnvironmentMacros KvEnvironmentScopeAsyncThrowsOverloadsMacro.swift
[200/202] Write Objects.LinkFileList
[201/202] Linking kvEnvironmentMacros-tool
[203/206] Compiling kvEnvironment KvEnvironmentKey.swift
[204/206] Compiling kvEnvironment KvEnvironmentScope.swift
[205/206] Compiling kvEnvironment KvEnvironment.swift
[206/206] Emitting module kvEnvironment
Build complete! (39.87s)
Fetching https://github.com/apple/swift-syntax.git
[1/70245] Fetching swift-syntax
Fetched https://github.com/apple/swift-syntax.git from cache (3.06s)
Computing version for https://github.com/apple/swift-syntax.git
Computed https://github.com/apple/swift-syntax.git at 509.1.1 (4.38s)
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",
            "upper_bound" : "510.0.0"
          }
        ]
      },
      "type" : "sourceControl",
      "url" : "https://github.com/apple/swift-syntax.git"
    }
  ],
  "manifest_display_name" : "kvEnvironment",
  "name" : "kvEnvironment",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
    {
      "name" : "ios",
      "version" : "13.0"
    },
    {
      "name" : "macos",
      "version" : "10.15"
    },
    {
      "name" : "tvos",
      "version" : "13.0"
    },
    {
      "name" : "watchos",
      "version" : "6.0"
    }
  ],
  "products" : [
    {
      "name" : "kvEnvironment",
      "targets" : [
        "kvEnvironment"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    },
    {
      "name" : "kvEnvironmentMacros",
      "targets" : [
        "kvEnvironmentMacros"
      ],
      "type" : {
        "macro" : null
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "kvEnvironmentTests",
      "module_type" : "SwiftTarget",
      "name" : "kvEnvironmentTests",
      "path" : "Tests/kvEnvironmentTests",
      "sources" : [
        "ABCD.swift",
        "EFG.swift",
        "KvEnvironmentScopeTests.swift"
      ],
      "target_dependencies" : [
        "kvEnvironment"
      ],
      "type" : "test"
    },
    {
      "c99name" : "kvEnvironmentMacros",
      "module_type" : "SwiftTarget",
      "name" : "kvEnvironmentMacros",
      "path" : "Sources/kvEnvironmentMacros",
      "product_dependencies" : [
        "SwiftCompilerPlugin",
        "SwiftSyntaxMacros"
      ],
      "product_memberships" : [
        "kvEnvironment",
        "kvEnvironmentMacros"
      ],
      "sources" : [
        "KvEnvironmentMacros.swift",
        "KvEnvironmentScopeAsyncThrowsOverloadsMacro.swift",
        "KvEnvironmentScopeEntryMacro.swift"
      ],
      "type" : "macro"
    },
    {
      "c99name" : "kvEnvironment",
      "module_type" : "SwiftTarget",
      "name" : "kvEnvironment",
      "path" : "Sources/kvEnvironment",
      "product_memberships" : [
        "kvEnvironment"
      ],
      "sources" : [
        "KvEnvironment.swift",
        "KvEnvironmentKey.swift",
        "KvEnvironmentScope.swift"
      ],
      "target_dependencies" : [
        "kvEnvironmentMacros"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "6.0"
}
Done.