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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 clutch, reference main (5047aa), with Swift 6.1 for Linux on 30 Apr 2025 13:05:36 UTC.

Swift 6 data race errors: 0

Build Command

bash -c docker run --pull=always --rm -v "checkouts-4606859-0":/host -w "$PWD" registry.gitlab.com/finestructure/spi-images:basic-6.1-latest swift build --triple x86_64-unknown-linux-gnu -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 2>&1

Build Log

========================================
RunAll
========================================
Builder version: 4.61.1
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/swift-nest/clutch.git
Reference: main
Initialized empty Git repository in /host/spi-builder-workspace/.git/
hint: Using 'master' as the name for the initial branch. This default branch name
hint: is subject to change. To configure the initial branch name to use in all
hint: of your new repositories, which will suppress this warning, call:
hint:
hint: 	git config --global init.defaultBranch <name>
hint:
hint: Names commonly chosen instead of 'master' are 'main', 'trunk' and
hint: 'development'. The just-created branch can be renamed via this command:
hint:
hint: 	git branch -m <name>
From https://github.com/swift-nest/clutch
 * branch            main       -> FETCH_HEAD
 * [new branch]      main       -> origin/main
HEAD is now at 5047aa6 hygiene/configuration: swiftlint config (relatively limited)
Cloned https://github.com/swift-nest/clutch.git
Revision (git rev-parse @):
5047aa6ef660e9e7135ef42e051d5a199a353de3
SUCCESS checkout https://github.com/swift-nest/clutch.git at main
========================================
Build
========================================
Selected platform:         linux
Swift version:             6.1
Building package at path:  $PWD
https://github.com/swift-nest/clutch.git
https://github.com/swift-nest/clutch.git
WARNING: environment variable SUPPRESS_SWIFT_6_FLAGS is not set
{
  "dependencies" : [
    {
      "identity" : "swift-atomics",
      "requirement" : {
        "range" : [
          {
            "lower_bound" : "1.2.0",
            "upper_bound" : "2.0.0"
          }
        ]
      },
      "type" : "sourceControl",
      "url" : "https://github.com/apple/swift-atomics"
    },
    {
      "identity" : "swift-system",
      "requirement" : {
        "range" : [
          {
            "lower_bound" : "1.4.0",
            "upper_bound" : "2.0.0"
          }
        ]
      },
      "type" : "sourceControl",
      "url" : "https://github.com/apple/swift-system"
    },
    {
      "identity" : "swift-argument-parser",
      "requirement" : {
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          {
            "lower_bound" : "1.5.0",
            "upper_bound" : "2.0.0"
          }
        ]
      },
      "type" : "sourceControl",
      "url" : "https://github.com/apple/swift-argument-parser"
    }
  ],
  "manifest_display_name" : "clutch",
  "name" : "clutch",
  "path" : "/host/spi-builder-workspace",
  "platforms" : [
    {
      "name" : "macos",
      "version" : "12.0"
    }
  ],
  "products" : [
    {
      "name" : "clutch",
      "targets" : [
        "clutch"
      ],
      "type" : {
        "executable" : null
      }
    },
    {
      "name" : "clatch",
      "targets" : [
        "clatch"
      ],
      "type" : {
        "executable" : null
      }
    },
    {
      "name" : "ClutchAP",
      "targets" : [
        "ClutchAP"
      ],
      "type" : {
        "executable" : null
      }
    }
  ],
  "swift_languages_versions" : [
    "5"
  ],
  "targets" : [
    {
      "c99name" : "clutchTests",
      "module_type" : "SwiftTarget",
      "name" : "clutchTests",
      "path" : "Tests/clutchTests",
      "product_dependencies" : [
        "Atomics"
      ],
      "sources" : [
        "AskDataTests.swift",
        "ClutchMainTest.swift",
        "ClutchTests.swift",
        "DriverTests.swift",
        "Fixtures/KnownSystemCallFixtures.swift",
        "Fixtures/KnownSystemCalls.swift",
        "FoundationScriptSystemCallsTests.swift",
        "KnownSystemCallFixturesTests.swift",
        "Main/ClutchTestMain.swift",
        "NestOpTests.swift",
        "RecordSystemCallsTests.swift",
        "Scenarios/ClutchCommandScenario.swift",
        "Scenarios/ClutchErrCheck.swift",
        "Support/ActorArray.swift",
        "Support/AtomicIndex.swift",
        "Support/SrcLoc.swift",
        "Support/TestHelper.swift",
        "SystemCallsRecorder/Call.swift",
        "SystemCallsRecorder/CallRecordTypes.swift",
        "SystemCallsRecorder/RecordSystemCalls.swift"
      ],
      "target_dependencies" : [
        "clutchLib"
      ],
      "type" : "test"
    },
    {
      "c99name" : "clutchLib",
      "module_type" : "SwiftTarget",
      "name" : "clutchLib",
      "path" : "Sources/clutch",
      "product_dependencies" : [
        "SystemPackage"
      ],
      "product_memberships" : [
        "clutch",
        "ClutchAP"
      ],
      "sources" : [
        "AskDataBuilder.swift",
        "ClutchDriver.swift",
        "ClutchDriverErrors.swift",
        "DriverConfig/AskMode.swift",
        "DriverConfig/DriverConfig.swift",
        "DriverConfig/Identifier.swift",
        "DriverConfig/ModuleName.swift",
        "DriverConfig/ModuleNameHelp.swift",
        "DriverConfig/NestPaths.swift",
        "DriverConfig/NestPathsStatus.swift",
        "DriverConfig/UserAskKind.swift",
        "Files/FileItem.swift",
        "Files/FileItemHelp.swift",
        "PeerOp.swift",
        "UI/Help.swift",
        "UI/PeerNest.swift",
        "system-impl/FoundationScript.swift",
        "system-impl/FoundationScriptSystemCalls.swift",
        "system/Err.swift",
        "system/StdlibHelp.swift",
        "system/SystemCalls.swift",
        "system/SystemCallsHelp.swift"
      ],
      "type" : "library"
    },
    {
      "c99name" : "clutch",
      "module_type" : "SwiftTarget",
      "name" : "clutch",
      "path" : "Sources/clutch-tool",
      "product_memberships" : [
        "clutch"
      ],
      "sources" : [
        "clutch.swift"
      ],
      "target_dependencies" : [
        "clutchLib"
      ],
      "type" : "executable"
    },
    {
      "c99name" : "clatch",
      "module_type" : "SwiftTarget",
      "name" : "clatch",
      "path" : "Sources/clatch",
      "product_dependencies" : [
        "SystemPackage"
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      "product_memberships" : [
        "clatch"
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      "sources" : [
        "clatch.swift"
      ],
      "type" : "executable"
    },
    {
      "c99name" : "ClutchAP",
      "module_type" : "SwiftTarget",
      "name" : "ClutchAP",
      "path" : "Sources/ClutchAP",
      "product_dependencies" : [
        "ArgumentParser"
      ],
      "product_memberships" : [
        "ClutchAP"
      ],
      "sources" : [
        "ClutchMain.swift"
      ],
      "target_dependencies" : [
        "clutchLib"
      ],
      "type" : "executable"
    }
  ],
  "tools_version" : "6.0"
}
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-4606859-0":/host -w "$PWD" registry.gitlab.com/finestructure/spi-images:basic-6.1-latest swift build --triple x86_64-unknown-linux-gnu -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 2>&1
basic-6.1-latest: Pulling from finestructure/spi-images
Digest: sha256:3bdcac04179f4ed3e5b8e9dbd6e74bbf5ebc0f4fde48bbaad7d1e5c757e65bcb
Status: Image is up to date for registry.gitlab.com/finestructure/spi-images:basic-6.1-latest
Fetching https://github.com/apple/swift-atomics
Fetching https://github.com/apple/swift-argument-parser
Fetching https://github.com/apple/swift-system
[1/4367] Fetching swift-system
[89/6072] Fetching swift-system, swift-atomics
[6073/21022] Fetching swift-system, swift-atomics, swift-argument-parser
Fetched https://github.com/apple/swift-atomics from cache (0.48s)
[4517/19317] Fetching swift-system, swift-argument-parser
Fetched https://github.com/apple/swift-system from cache (0.88s)
Fetched https://github.com/apple/swift-argument-parser from cache (0.89s)
Computing version for https://github.com/apple/swift-argument-parser
Computed https://github.com/apple/swift-argument-parser at 1.5.0 (1.45s)
Computing version for https://github.com/apple/swift-atomics
Computed https://github.com/apple/swift-atomics at 1.2.0 (0.57s)
Computing version for https://github.com/apple/swift-system
Computed https://github.com/apple/swift-system at 1.4.2 (0.51s)
Creating working copy for https://github.com/apple/swift-atomics
Working copy of https://github.com/apple/swift-atomics resolved at 1.2.0
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/apple/swift-argument-parser
Working copy of https://github.com/apple/swift-argument-parser resolved at 1.5.0
[1/1] Compiling plugin GenerateManual
Building for debugging...
[1/23] Write sources
[8/23] Compiling CSystem shims.c
[9/23] Write swift-version-24593BA9C3E375BF.txt
[11/53] Emitting module SystemPackage
[12/56] Emitting module ArgumentParserToolInfo
[13/56] Compiling ArgumentParserToolInfo ToolInfo.swift
[15/57] Compiling SystemPackage Errno.swift
[16/57] Compiling SystemPackage ErrnoWindows.swift
[17/57] Compiling SystemPackage FileDescriptor.swift
[18/57] Compiling SystemPackage FileHelpers.swift
[19/57] Compiling SystemPackage FilePathTempPosix.swift
[20/57] Compiling SystemPackage FilePathTempWindows.swift
[21/57] Compiling SystemPackage FilePathWindows.swift
[22/57] Compiling SystemPackage FilePermissions.swift
[23/57] Compiling SystemPackage FileOperations.swift
[24/57] Compiling SystemPackage FilePath.swift
[25/57] Compiling SystemPackage FilePathComponentView.swift
[26/57] Compiling SystemPackage FilePathComponents.swift
[27/57] Compiling SystemPackage Util+StringArray.swift
[28/57] Compiling SystemPackage Util.swift
[29/57] Compiling SystemPackage UtilConsumers.swift
[29/57] Wrapping AST for ArgumentParserToolInfo for debugging
[31/95] Compiling ArgumentParser EnumerableFlag.swift
[32/95] Compiling ArgumentParser Name.swift
[33/95] Compiling ArgumentParser Parsed.swift
[34/95] Compiling ArgumentParser ParsedValues.swift
[35/95] Compiling ArgumentParser ParserError.swift
[36/95] Compiling ArgumentParser SplitArguments.swift
[37/95] Compiling ArgumentParser ArgumentDefinition.swift
[38/95] Compiling ArgumentParser OptionGroup.swift
[39/95] Compiling ArgumentParser AsyncParsableCommand.swift
[40/95] Compiling ArgumentParser CommandConfiguration.swift
[41/95] Compiling ArgumentParser CommandGroup.swift
[42/95] Compiling ArgumentParser ArgumentSet.swift
[43/95] Compiling ArgumentParser CommandParser.swift
[44/95] Compiling ArgumentParser InputKey.swift
[45/95] Compiling ArgumentParser InputOrigin.swift
[46/96] Wrapping AST for SystemPackage for debugging
[48/119] Compiling clutchLib Err.swift
[49/119] Compiling clutchLib StdlibHelp.swift
[50/121] Compiling clutchLib AskMode.swift
[51/121] Compiling clutchLib DriverConfig.swift
[52/121] Compiling clutchLib Identifier.swift
[53/121] Compiling clutchLib SystemCalls.swift
[54/121] Compiling clutchLib SystemCallsHelp.swift
[55/121] Emitting module clutchLib
[56/121] Compiling clutchLib NestPathsStatus.swift
[57/121] Compiling clutchLib UserAskKind.swift
[58/121] Compiling clutchLib FileItem.swift
[59/121] Compiling clutchLib FoundationScript.swift
[60/121] Compiling clutchLib FoundationScriptSystemCalls.swift
[61/121] Compiling clutchLib ModuleName.swift
[62/121] Compiling clutchLib ModuleNameHelp.swift
[63/121] Compiling clutchLib NestPaths.swift
[64/126] Emitting module ArgumentParser
[65/126] Compiling clutchLib AskDataBuilder.swift
[66/126] Compiling clutchLib ClutchDriver.swift
[67/126] Compiling clutchLib ClutchDriverErrors.swift
[71/126] Compiling clutchLib FileItemHelp.swift
[72/126] Compiling clutchLib PeerOp.swift
[73/126] Compiling clutchLib Help.swift
[74/126] Compiling clutchLib PeerNest.swift
[77/126] Compiling ArgumentParser CollectionExtensions.swift
[78/126] Compiling ArgumentParser Platform.swift
[79/126] Compiling ArgumentParser SequenceExtensions.swift
[80/126] Compiling ArgumentParser StringExtensions.swift
[81/126] Compiling ArgumentParser Tree.swift
[82/127] Emitting module clatch
[83/127] Compiling clatch clatch.swift
[97/128] Wrapping AST for clatch for debugging
[98/128] Write Objects.LinkFileList
[99/128] Wrapping AST for clutchLib for debugging
[101/130] Emitting module clutch
[102/130] Compiling clutch clutch.swift
[108/130] Compiling ArgumentParser ExpressibleByArgument.swift
[109/130] Compiling ArgumentParser ParsableArguments.swift
[110/130] Compiling ArgumentParser ParsableArgumentsValidation.swift
[111/130] Compiling ArgumentParser ParsableCommand.swift
[112/130] Compiling ArgumentParser ArgumentDecoder.swift
[113/130] Compiling ArgumentParser DumpHelpGenerator.swift
[114/130] Compiling ArgumentParser HelpCommand.swift
[115/130] Compiling ArgumentParser HelpGenerator.swift
[116/130] Compiling ArgumentParser MessageInfo.swift
[117/130] Compiling ArgumentParser UsageGenerator.swift
[123/132] Linking clatch
[125/132] Wrapping AST for clutch for debugging
[126/132] Write Objects.LinkFileList
[127/132] Wrapping AST for ArgumentParser for debugging
[128/134] Linking clutch
[130/134] Emitting module ClutchAP
[131/134] Compiling ClutchAP ClutchMain.swift
[132/135] Wrapping AST for ClutchAP for debugging
[133/135] Write Objects.LinkFileList
[134/135] Linking ClutchAP
Build complete! (19.23s)
Build complete.
{
  "dependencies" : [
    {
      "identity" : "swift-atomics",
      "requirement" : {
        "range" : [
          {
            "lower_bound" : "1.2.0",
            "upper_bound" : "2.0.0"
          }
        ]
      },
      "type" : "sourceControl",
      "url" : "https://github.com/apple/swift-atomics"
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    {
      "identity" : "swift-system",
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          {
            "lower_bound" : "1.4.0",
            "upper_bound" : "2.0.0"
          }
        ]
      },
      "type" : "sourceControl",
      "url" : "https://github.com/apple/swift-system"
    },
    {
      "identity" : "swift-argument-parser",
      "requirement" : {
        "range" : [
          {
            "lower_bound" : "1.5.0",
            "upper_bound" : "2.0.0"
          }
        ]
      },
      "type" : "sourceControl",
      "url" : "https://github.com/apple/swift-argument-parser"
    }
  ],
  "manifest_display_name" : "clutch",
  "name" : "clutch",
  "path" : "/host/spi-builder-workspace",
  "platforms" : [
    {
      "name" : "macos",
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  ],
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        "clutch"
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        "clatch"
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      }
    },
    {
      "name" : "ClutchAP",
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        "ClutchAP"
      ],
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      }
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  ],
  "swift_languages_versions" : [
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  ],
  "targets" : [
    {
      "c99name" : "clutchTests",
      "module_type" : "SwiftTarget",
      "name" : "clutchTests",
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        "Atomics"
      ],
      "sources" : [
        "AskDataTests.swift",
        "ClutchMainTest.swift",
        "ClutchTests.swift",
        "DriverTests.swift",
        "Fixtures/KnownSystemCallFixtures.swift",
        "Fixtures/KnownSystemCalls.swift",
        "FoundationScriptSystemCallsTests.swift",
        "KnownSystemCallFixturesTests.swift",
        "Main/ClutchTestMain.swift",
        "NestOpTests.swift",
        "RecordSystemCallsTests.swift",
        "Scenarios/ClutchCommandScenario.swift",
        "Scenarios/ClutchErrCheck.swift",
        "Support/ActorArray.swift",
        "Support/AtomicIndex.swift",
        "Support/SrcLoc.swift",
        "Support/TestHelper.swift",
        "SystemCallsRecorder/Call.swift",
        "SystemCallsRecorder/CallRecordTypes.swift",
        "SystemCallsRecorder/RecordSystemCalls.swift"
      ],
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        "clutchLib"
      ],
      "type" : "test"
    },
    {
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      "module_type" : "SwiftTarget",
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      "path" : "Sources/clutch",
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        "SystemPackage"
      ],
      "product_memberships" : [
        "clutch",
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      ],
      "sources" : [
        "AskDataBuilder.swift",
        "ClutchDriver.swift",
        "ClutchDriverErrors.swift",
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        "DriverConfig/DriverConfig.swift",
        "DriverConfig/Identifier.swift",
        "DriverConfig/ModuleName.swift",
        "DriverConfig/ModuleNameHelp.swift",
        "DriverConfig/NestPaths.swift",
        "DriverConfig/NestPathsStatus.swift",
        "DriverConfig/UserAskKind.swift",
        "Files/FileItem.swift",
        "Files/FileItemHelp.swift",
        "PeerOp.swift",
        "UI/Help.swift",
        "UI/PeerNest.swift",
        "system-impl/FoundationScript.swift",
        "system-impl/FoundationScriptSystemCalls.swift",
        "system/Err.swift",
        "system/StdlibHelp.swift",
        "system/SystemCalls.swift",
        "system/SystemCallsHelp.swift"
      ],
      "type" : "library"
    },
    {
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      "module_type" : "SwiftTarget",
      "name" : "clutch",
      "path" : "Sources/clutch-tool",
      "product_memberships" : [
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      ],
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    },
    {
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      "module_type" : "SwiftTarget",
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        "clutchLib"
      ],
      "type" : "executable"
    }
  ],
  "tools_version" : "6.0"
}
basic-6.1-latest: Pulling from finestructure/spi-images
Digest: sha256:3bdcac04179f4ed3e5b8e9dbd6e74bbf5ebc0f4fde48bbaad7d1e5c757e65bcb
Status: Image is up to date for registry.gitlab.com/finestructure/spi-images:basic-6.1-latest
Done.