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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 Rocket with Swift 6.0 for macOS (SPM).

Swift 6 data race errors: 1

Build Command

env DEVELOPER_DIR=/Applications/Xcode-15.3.0.app xcrun --toolchain org.swift.600202405261a swift build --arch arm64 -Xswiftc -Xfrontend -Xswiftc -stats-output-dir -Xswiftc -Xfrontend -Xswiftc .stats -Xswiftc -strict-concurrency=complete

Build Log

========================================
RunAll
========================================
Builder version: 4.40.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/shibapm/rocket.git
Reference: master
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/shibapm/rocket
 * branch            master     -> FETCH_HEAD
 * [new branch]      master     -> origin/master
HEAD is now at df94499 Unhide dependencies
Cloned https://github.com/shibapm/rocket.git
Revision (git rev-parse @):
df94499fa028ac7f72ca34d977cc5fa38f00b464
SUCCESS checkout https://github.com/shibapm/rocket.git at master
========================================
Build
========================================
Selected platform:         macosSpm
Swift version:             6.0
Building package at path:  $workDir
https://github.com/shibapm/rocket.git
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-15.3.0.app xcrun --toolchain org.swift.600202405261a swift build --arch arm64 -Xswiftc -Xfrontend -Xswiftc -stats-output-dir -Xswiftc -Xfrontend -Xswiftc .stats -Xswiftc -strict-concurrency=complete
Building for debugging...
[0/19] Write sources
[4/19] Write rocket-entitlement.plist
[5/19] Write sources
[7/19] Write swift-version-6F35C1178C84523A.txt
[8/39] Compiling reader.c
[9/39] Compiling api.c
[10/39] Compiling parser.c
[11/39] Compiling scanner.c
[12/39] Compiling writer.c
[13/39] Compiling emitter.c
[15/54] Compiling Yams Mark.swift
[16/54] Compiling Yams Node.Mapping.swift
[17/55] Compiling Yams Tag.swift
[18/55] Compiling Yams Node.Scalar.swift
[19/55] Compiling Yams Node.Sequence.swift
[20/55] Compiling SwiftShell Process.swift
[21/55] Emitting module Logger
[22/55] Compiling Logger Logger.swift
[23/55] Compiling SwiftShell Lazy-split.swift
[24/55] Compiling SwiftShell String.swift
[25/55] Compiling PackageConfig PackageConfig.swift
[26/55] Compiling Yams Emitter.swift
[27/55] Compiling Yams Encoder.swift
[28/55] Compiling Yams YamlError.swift
[29/55] Compiling PackageConfig DynamicLibraries.swift
[30/55] Compiling PackageConfig Loader.swift
[31/55] Compiling PackageConfig Error.swift
[32/55] Emitting module PackageConfig
[33/55] Compiling PackageConfig PackageConfiguration.swift
[34/55] Compiling PackageConfig Package.swift
[35/55] Compiling PackageConfig Writer.swift
[36/55] Compiling Yams String+Yams.swift
[37/55] Compiling Yams Representer.swift
[38/55] Compiling Yams Node.swift
[39/55] Compiling Yams Parser.swift
[40/55] Compiling Yams Resolver.swift
[41/55] Compiling SwiftShell Array.swift
[42/55] Compiling SwiftShell Files.swift
[43/55] Compiling SwiftShell Context.swift
[44/55] Compiling SwiftShell Stream.swift
[45/55] Compiling SwiftShell Bash.swift
[45/55] Write Objects.LinkFileList
[47/55] Emitting module SwiftShell
[48/55] Compiling SwiftShell Command.swift
[49/55] Emitting module Yams
[50/55] Compiling Yams Constructor.swift
[51/55] Compiling Yams Decoder.swift
[52/91] Compiling RocketLib GitAddExecutor.swift
[53/91] Compiling RocketLib HideDevDependenciesExecutor.swift
[54/91] Compiling RocketLib PushExecutor.swift
[55/91] Compiling RocketLib ScriptExecutor.swift
[56/91] Compiling RocketLib NoVerifyParameterInserter.swift
[57/91] Compiling RocketLib NoVerifyParameterInserterExecutor.swift
[58/91] Compiling RocketLib ScriptLauncherContainer.swift
[59/91] Compiling RocketLib NewVersionProvider.swift
[60/94] Compiling RocketLib Checks.swift
[61/94] Compiling RocketLib Check.swift
[62/94] Compiling RocketLib CleanGitStatusCheck.swift
[63/94] Compiling RocketLib ChecksParser.swift
[64/94] Emitting module RocketLib
/Users/admin/builder/spi-builder-workspace/Sources/RocketLib/StepsParser.swift:11:24: warning: static property 'defaultSteps' is not concurrency-safe because non-'Sendable' type '[Any]' may have shared mutable state; this is an error in the Swift 6 language mode
 9 |     }
10 |
11 |     private static let defaultSteps: [Any] = [
   |                        |- warning: static property 'defaultSteps' is not concurrency-safe because non-'Sendable' type '[Any]' may have shared mutable state; this is an error in the Swift 6 language mode
   |                        |- note: annotate 'defaultSteps' with '@MainActor' if property should only be accessed from the main actor
   |                        `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
12 |         Step.hideDependencies.rawValue,
13 |         Step.gitAdd.rawValue,
[65/94] Compiling RocketLib ScriptLauncher.swift
[66/94] Compiling RocketLib ScriptLauncherExecutor.swift
[67/94] Compiling RocketLib StepDescriptionPrinter.swift
[68/94] Compiling RocketLib StepExecutor.swift
[69/94] Compiling RocketLib SwiftScriptParameters.swift
[70/94] Compiling RocketLib TagParameters.swift
[71/94] Compiling RocketLib RocketFileFinder.swift
[72/94] Compiling RocketLib ModifyDevDependenciesParameters.swift
[73/94] Compiling RocketLib PushParameters.swift
[74/94] Compiling RocketLib ScriptParameters.swift
[75/94] Compiling RocketLib StepParameter.swift
[76/94] Compiling RocketLib BranchParameters.swift
[77/94] Compiling RocketLib CommitParameters.swift
[78/94] Compiling RocketLib Dictionary+CodingKeys.swift
[79/94] Compiling RocketLib GitAddParameters.swift
[80/94] Compiling RocketLib SwiftScriptExecutor.swift
[81/94] Compiling RocketLib TagExecutor.swift
[82/94] Compiling RocketLib UnhideDevDependenciesExecutor.swift
[83/94] Compiling RocketLib DevDependenciesModifier.swift
[84/94] Compiling RocketLib CurrentVersionProvider.swift
[85/94] Compiling RocketLib BranchExecutor.swift
[86/94] Compiling RocketLib CommitExecutor.swift
[87/94] Compiling RocketLib DefaultExecutor.swift
[88/94] Compiling RocketLib Step.swift
/Users/admin/builder/spi-builder-workspace/Sources/RocketLib/StepsParser.swift:11:24: warning: static property 'defaultSteps' is not concurrency-safe because non-'Sendable' type '[Any]' may have shared mutable state; this is an error in the Swift 6 language mode
 9 |     }
10 |
11 |     private static let defaultSteps: [Any] = [
   |                        |- warning: static property 'defaultSteps' is not concurrency-safe because non-'Sendable' type '[Any]' may have shared mutable state; this is an error in the Swift 6 language mode
   |                        |- note: annotate 'defaultSteps' with '@MainActor' if property should only be accessed from the main actor
   |                        `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
12 |         Step.hideDependencies.rawValue,
13 |         Step.gitAdd.rawValue,
[89/94] Compiling RocketLib StepsParser.swift
/Users/admin/builder/spi-builder-workspace/Sources/RocketLib/StepsParser.swift:11:24: warning: static property 'defaultSteps' is not concurrency-safe because non-'Sendable' type '[Any]' may have shared mutable state; this is an error in the Swift 6 language mode
 9 |     }
10 |
11 |     private static let defaultSteps: [Any] = [
   |                        |- warning: static property 'defaultSteps' is not concurrency-safe because non-'Sendable' type '[Any]' may have shared mutable state; this is an error in the Swift 6 language mode
   |                        |- note: annotate 'defaultSteps' with '@MainActor' if property should only be accessed from the main actor
   |                        `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
12 |         Step.hideDependencies.rawValue,
13 |         Step.gitAdd.rawValue,
[90/94] Compiling RocketLib VersionBumpOption.swift
/Users/admin/builder/spi-builder-workspace/Sources/RocketLib/StepsParser.swift:11:24: warning: static property 'defaultSteps' is not concurrency-safe because non-'Sendable' type '[Any]' may have shared mutable state; this is an error in the Swift 6 language mode
 9 |     }
10 |
11 |     private static let defaultSteps: [Any] = [
   |                        |- warning: static property 'defaultSteps' is not concurrency-safe because non-'Sendable' type '[Any]' may have shared mutable state; this is an error in the Swift 6 language mode
   |                        |- note: annotate 'defaultSteps' with '@MainActor' if property should only be accessed from the main actor
   |                        `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
12 |         Step.hideDependencies.rawValue,
13 |         Step.gitAdd.rawValue,
[90/94] Linking libPackageConfig.dylib
[92/96] Compiling Rocket main.swift
[93/96] Emitting module Rocket
[93/96] Write Objects.LinkFileList
[94/96] Linking rocket
[95/96] Applying rocket
Build complete! (147.07s)
Fetching https://github.com/shibapm/PackageConfig.git
Fetching https://github.com/shibapm/Logger
Fetching https://github.com/Quick/Quick
Fetching https://github.com/JohnSundell/ShellOut.git
Fetching https://github.com/f-meloni/TestSpy
Fetching https://github.com/jpsim/Yams
Fetching https://github.com/shibapm/Komondor.git
[1/509] Fetching komondor
[12/625] Fetching komondor, logger
[40/1205] Fetching komondor, logger, packageconfig
[388/3253] Fetching komondor, logger, packageconfig, testspy
[429/4209] Fetching komondor, logger, packageconfig, testspy, shellout
[760/13546] Fetching komondor, logger, packageconfig, testspy, shellout, yams
[1734/28095] Fetching komondor, logger, packageconfig, testspy, shellout, yams, quick
Fetched https://github.com/jpsim/Yams from cache (2.22s)
Fetching https://github.com/Quick/Nimble
Fetched https://github.com/Quick/Quick from cache (2.23s)
Fetching https://github.com/kareman/SwiftShell
Fetched https://github.com/shibapm/Komondor.git from cache (2.23s)
Fetching https://github.com/nicklockwood/SwiftFormat.git
Fetched https://github.com/shibapm/PackageConfig.git from cache (2.23s)
[2741/3120] Fetching logger, testspy, shellout
Fetched https://github.com/JohnSundell/ShellOut.git from cache (2.76s)
Fetched https://github.com/f-meloni/TestSpy from cache (2.76s)
Fetched https://github.com/shibapm/Logger from cache (2.76s)
[1/4863] Fetching swiftshell
[4816/43288] Fetching swiftshell, swiftformat
[6786/61928] Fetching swiftshell, swiftformat, nimble
Fetched https://github.com/Quick/Nimble from cache (2.64s)
[8706/43288] Fetching swiftshell, swiftformat
Fetched https://github.com/kareman/SwiftShell from cache (86.78s)
Fetched https://github.com/nicklockwood/SwiftFormat.git from cache (86.78s)
Computing version for https://github.com/nicklockwood/SwiftFormat.git
Computed https://github.com/nicklockwood/SwiftFormat.git at 0.49.1 (2.95s)
Computing version for https://github.com/shibapm/Komondor.git
Computed https://github.com/shibapm/Komondor.git at 1.1.3 (0.67s)
Computing version for https://github.com/f-meloni/TestSpy
Computed https://github.com/f-meloni/TestSpy at 0.5.0 (0.65s)
Computing version for https://github.com/Quick/Nimble
Computed https://github.com/Quick/Nimble at 8.1.2 (0.68s)
Computing version for https://github.com/shibapm/PackageConfig.git
Computed https://github.com/shibapm/PackageConfig.git at 1.1.2 (0.65s)
Computing version for https://github.com/kareman/SwiftShell
Computed https://github.com/kareman/SwiftShell at 5.1.0 (0.67s)
Computing version for https://github.com/shibapm/Logger
Computed https://github.com/shibapm/Logger at 0.2.3 (0.65s)
Computing version for https://github.com/jpsim/Yams
Computed https://github.com/jpsim/Yams at 5.0.5 (0.66s)
Computing version for https://github.com/JohnSundell/ShellOut.git
Computed https://github.com/JohnSundell/ShellOut.git at 2.3.0 (0.63s)
Computing version for https://github.com/Quick/Quick
Computed https://github.com/Quick/Quick at 3.1.2 (0.69s)
Creating working copy for https://github.com/shibapm/PackageConfig.git
Working copy of https://github.com/shibapm/PackageConfig.git resolved at 1.1.2
Creating working copy for https://github.com/shibapm/Logger
Working copy of https://github.com/shibapm/Logger resolved at 0.2.3
Creating working copy for https://github.com/nicklockwood/SwiftFormat.git
Working copy of https://github.com/nicklockwood/SwiftFormat.git resolved at 0.49.1
Creating working copy for https://github.com/f-meloni/TestSpy
Working copy of https://github.com/f-meloni/TestSpy resolved at 0.5.0
Creating working copy for https://github.com/Quick/Nimble
Working copy of https://github.com/Quick/Nimble resolved at 8.1.2
Creating working copy for https://github.com/shibapm/Komondor.git
Working copy of https://github.com/shibapm/Komondor.git resolved at 1.1.3
Creating working copy for https://github.com/kareman/SwiftShell
Working copy of https://github.com/kareman/SwiftShell resolved at 5.1.0
Creating working copy for https://github.com/Quick/Quick
Working copy of https://github.com/Quick/Quick resolved at 3.1.2
Creating working copy for https://github.com/JohnSundell/ShellOut.git
Working copy of https://github.com/JohnSundell/ShellOut.git resolved at 2.3.0
Creating working copy for https://github.com/jpsim/Yams
Working copy of https://github.com/jpsim/Yams resolved at 5.0.5
Build complete.
{
  "dependencies" : [
    {
      "identity" : "yams",
      "requirement" : {
        "range" : [
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            "lower_bound" : "5.0.0",
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        ]
      },
      "type" : "sourceControl",
      "url" : "https://github.com/Quick/Nimble"
    },
    {
      "identity" : "testspy",
      "requirement" : {
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          }
        ]
      },
      "type" : "sourceControl",
      "url" : "https://github.com/f-meloni/TestSpy"
    },
    {
      "identity" : "komondor",
      "requirement" : {
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            "lower_bound" : "1.0.0",
            "upper_bound" : "2.0.0"
          }
        ]
      },
      "type" : "sourceControl",
      "url" : "https://github.com/shibapm/Komondor.git"
    },
    {
      "identity" : "swiftformat",
      "requirement" : {
        "range" : [
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            "upper_bound" : "1.0.0"
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        ]
      },
      "type" : "sourceControl",
      "url" : "https://github.com/nicklockwood/SwiftFormat.git"
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  ],
  "manifest_display_name" : "Rocket",
  "name" : "Rocket",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
  ],
  "products" : [
    {
      "name" : "rocket",
      "targets" : [
        "Rocket"
      ],
      "type" : {
        "executable" : null
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "RocketTests",
      "module_type" : "SwiftTarget",
      "name" : "RocketTests",
      "path" : "Tests/RocketTests",
      "product_dependencies" : [
        "Nimble",
        "TestSpy"
      ],
      "sources" : [
        "BranchExecutorTests.swift",
        "ChecksParserTests.swift",
        "CleanGitStatusCheckTests.swift",
        "CommitExecutorTests.swift",
        "CurrentVersionProviderTests.swift",
        "DefaultExecutorStepDescriptionTests.swift",
        "DevDependenciesModifierTests.swift",
        "GitAddExecutorTests.swift",
        "HideDevDependenciesExecutorTests.swift",
        "NewVersionProviderTests.swift",
        "PushExecutorTests.swift",
        "RocketFileFinderTests.swift",
        "ScriptExecutorTests.swift",
        "SpyDevDependenciesModifier.swift",
        "StepsParserTests.swift",
        "SwiftScriptExecutorTests.swift",
        "TagExecutorTests.swift",
        "UnhideDevDependenciesExecutorTestCase.swift",
        "Utils/ScriptLauncherTestCase.swift",
        "Utils/SpyPrinter.swift",
        "Utils/SpyScriptLauncher.swift",
        "Utils/StubbedFileManager.swift",
        "XCTestManifests.swift"
      ],
      "target_dependencies" : [
        "RocketLib"
      ],
      "type" : "test"
    },
    {
      "c99name" : "RocketLib",
      "module_type" : "SwiftTarget",
      "name" : "RocketLib",
      "path" : "Sources/RocketLib",
      "product_dependencies" : [
        "Logger",
        "SwiftShell"
      ],
      "product_memberships" : [
        "rocket"
      ],
      "sources" : [
        "Checks.swift",
        "Checks/Check.swift",
        "Checks/CleanGitStatusCheck.swift",
        "ChecksParser.swift",
        "CurrentVersionProvider.swift",
        "Executors/BranchExecutor.swift",
        "Executors/CommitExecutor.swift",
        "Executors/DefaultExecutor.swift",
        "Executors/GitAddExecutor.swift",
        "Executors/HideDevDependenciesExecutor.swift",
        "Executors/PushExecutor.swift",
        "Executors/ScriptExecutor.swift",
        "Executors/ScriptLauncher.swift",
        "Executors/ScriptLauncherExecutor.swift",
        "Executors/StepDescriptionPrinter.swift",
        "Executors/StepExecutor.swift",
        "Executors/SwiftScriptExecutor.swift",
        "Executors/TagExecutor.swift",
        "Executors/UnhideDevDependenciesExecutor.swift",
        "Executors/Utils/DevDependenciesModifier.swift",
        "Executors/Utils/NoVerifyParameterInserter.swift",
        "Executors/Utils/NoVerifyParameterInserterExecutor.swift",
        "Executors/Utils/ScriptLauncherContainer.swift",
        "NewVersionProvider.swift",
        "Parameters/BranchParameters.swift",
        "Parameters/CommitParameters.swift",
        "Parameters/Dictionary+CodingKeys.swift",
        "Parameters/GitAddParameters.swift",
        "Parameters/ModifyDevDependenciesParameters.swift",
        "Parameters/PushParameters.swift",
        "Parameters/ScriptParameters.swift",
        "Parameters/StepParameter.swift",
        "Parameters/SwiftScriptParameters.swift",
        "Parameters/TagParameters.swift",
        "RocketFileFinder.swift",
        "Step.swift",
        "StepsParser.swift",
        "VersionBumpOption.swift"
      ],
      "type" : "library"
    },
    {
      "c99name" : "Rocket",
      "module_type" : "SwiftTarget",
      "name" : "Rocket",
      "path" : "Sources/Rocket",
      "product_dependencies" : [
        "Yams",
        "Logger",
        "PackageConfig"
      ],
      "product_memberships" : [
        "rocket"
      ],
      "sources" : [
        "main.swift"
      ],
      "target_dependencies" : [
        "RocketLib"
      ],
      "type" : "executable"
    }
  ],
  "tools_version" : "5.4"
}
Done.
This is a staging environment. For live and up-to-date package information, visit swiftpackageindex.com.