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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 Pods, reference 1.0.0 (1599ee), with Swift 6.1 for macOS (SPM) on 27 Apr 2025 05:17:26 UTC.

Swift 6 data race errors: 3

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 -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

Build Log

========================================
RunAll
========================================
Builder version: 4.61.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/swiftyfinch/Pods.git
Reference: 1.0.0
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/swiftyfinch/Pods
 * tag               1.0.0      -> FETCH_HEAD
HEAD is now at 1599ee3 Bump version 1.0.0
Cloned https://github.com/swiftyfinch/Pods.git
Revision (git rev-parse @):
1599ee3750b1048d318ea05655a3754f3a5feaa1
SUCCESS checkout https://github.com/swiftyfinch/Pods.git at 1.0.0
Fetching https://github.com/onevcat/Rainbow
Fetching https://github.com/kareman/SwiftShell
Fetching https://github.com/apple/swift-argument-parser from cache
[1/1196] Fetching rainbow
[133/6059] Fetching rainbow, swiftshell
Fetched https://github.com/apple/swift-argument-parser from cache (0.63s)
Fetched https://github.com/onevcat/Rainbow from cache (1.18s)
Fetched https://github.com/kareman/SwiftShell from cache (1.18s)
Computing version for https://github.com/kareman/SwiftShell
Computed https://github.com/kareman/SwiftShell at 5.1.0 (1.80s)
Computing version for https://github.com/onevcat/Rainbow
Computed https://github.com/onevcat/Rainbow at 4.0.1 (0.66s)
Computing version for https://github.com/apple/swift-argument-parser
Computed https://github.com/apple/swift-argument-parser at 1.0.1 (0.58s)
Creating working copy for https://github.com/onevcat/Rainbow
Working copy of https://github.com/onevcat/Rainbow resolved at 4.0.1
Creating working copy for https://github.com/apple/swift-argument-parser
Working copy of https://github.com/apple/swift-argument-parser resolved at 1.0.1
Creating working copy for https://github.com/kareman/SwiftShell
Working copy of https://github.com/kareman/SwiftShell resolved at 5.1.0
========================================
ResolveProductDependencies
========================================
Resolving dependencies ...
{
  "identity": ".resolve-product-dependencies",
  "name": "resolve-dependencies",
  "url": "/Users/admin/builder/spi-builder-workspace/.resolve-product-dependencies",
  "version": "unspecified",
  "path": "/Users/admin/builder/spi-builder-workspace/.resolve-product-dependencies",
  "dependencies": [
    {
      "identity": "pods",
      "name": "Pods",
      "url": "https://github.com/swiftyfinch/Pods.git",
      "version": "unspecified",
      "path": "/Users/admin/builder/spi-builder-workspace/.resolve-product-dependencies/.build/checkouts/Pods",
      "dependencies": [
        {
          "identity": "swift-argument-parser",
          "name": "swift-argument-parser",
          "url": "https://github.com/apple/swift-argument-parser",
          "version": "1.5.0",
          "path": "/Users/admin/builder/spi-builder-workspace/.resolve-product-dependencies/.build/checkouts/swift-argument-parser",
          "dependencies": [
          ]
        },
        {
          "identity": "rainbow",
          "name": "Rainbow",
          "url": "https://github.com/onevcat/Rainbow",
          "version": "4.1.0",
          "path": "/Users/admin/builder/spi-builder-workspace/.resolve-product-dependencies/.build/checkouts/Rainbow",
          "dependencies": [
          ]
        },
        {
          "identity": "swiftshell",
          "name": "SwiftShell",
          "url": "https://github.com/kareman/SwiftShell",
          "version": "5.1.0",
          "path": "/Users/admin/builder/spi-builder-workspace/.resolve-product-dependencies/.build/checkouts/SwiftShell",
          "dependencies": [
          ]
        }
      ]
    }
  ]
}
Fetching https://github.com/swiftyfinch/Pods.git
[1/219] Fetching pods
Fetched https://github.com/swiftyfinch/Pods.git from cache (0.74s)
Fetching https://github.com/onevcat/Rainbow from cache
Fetching https://github.com/apple/swift-argument-parser from cache
Fetching https://github.com/kareman/SwiftShell from cache
Fetched https://github.com/onevcat/Rainbow from cache (0.44s)
Fetched https://github.com/kareman/SwiftShell from cache (0.48s)
Fetched https://github.com/apple/swift-argument-parser from cache (0.49s)
Computing version for https://github.com/kareman/SwiftShell
Computed https://github.com/kareman/SwiftShell at 5.1.0 (0.54s)
Computing version for https://github.com/onevcat/Rainbow
Computed https://github.com/onevcat/Rainbow at 4.1.0 (0.03s)
Computing version for https://github.com/apple/swift-argument-parser
Computed https://github.com/apple/swift-argument-parser at 1.5.0 (0.51s)
Creating working copy for https://github.com/swiftyfinch/Pods.git
Working copy of https://github.com/swiftyfinch/Pods.git resolved at 1.0.0 (1599ee3)
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
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/onevcat/Rainbow
Working copy of https://github.com/onevcat/Rainbow resolved at 4.1.0
Found 3 product dependencies
  - swift-argument-parser
  - Rainbow
  - SwiftShell
========================================
Build
========================================
Selected platform:         macosSpm
Swift version:             6.1
Building package at path:  $PWD
https://github.com/swiftyfinch/Pods.git
https://github.com/swiftyfinch/Pods.git
{
  "dependencies" : [
    {
      "identity" : "swift-argument-parser",
      "requirement" : {
        "range" : [
          {
            "lower_bound" : "1.0.1",
            "upper_bound" : "2.0.0"
          }
        ]
      },
      "type" : "sourceControl",
      "url" : "https://github.com/apple/swift-argument-parser"
    },
    {
      "identity" : "rainbow",
      "requirement" : {
        "range" : [
          {
            "lower_bound" : "4.0.1",
            "upper_bound" : "5.0.0"
          }
        ]
      },
      "type" : "sourceControl",
      "url" : "https://github.com/onevcat/Rainbow"
    },
    {
      "identity" : "swiftshell",
      "requirement" : {
        "range" : [
          {
            "lower_bound" : "5.1.0",
            "upper_bound" : "6.0.0"
          }
        ]
      },
      "type" : "sourceControl",
      "url" : "https://github.com/kareman/SwiftShell"
    }
  ],
  "manifest_display_name" : "Pods",
  "name" : "Pods",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
    {
      "name" : "macos",
      "version" : "11.0"
    }
  ],
  "products" : [
    {
      "name" : "pods",
      "targets" : [
        "Pods"
      ],
      "type" : {
        "executable" : null
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "Pods",
      "module_type" : "SwiftTarget",
      "name" : "Pods",
      "path" : "Sources/Pods",
      "product_dependencies" : [
        "ArgumentParser",
        "Rainbow",
        "SwiftShell"
      ],
      "product_memberships" : [
        "pods"
      ],
      "sources" : [
        "Extensions/Double+FormatTime.swift",
        "Output/LogPrinter/Extensions/Printer+Spinner.swift",
        "Output/LogPrinter/Formatter/Formatter.swift",
        "Output/LogPrinter/Formatter/PodsFormatter.swift",
        "Output/LogPrinter/Printers/DefaultPrinter.swift",
        "Output/LogPrinter/Printers/OneLinePrinter.swift",
        "Output/LogPrinter/Printers/PodsPrinter.swift",
        "Output/LogPrinter/Printers/Printer.swift",
        "Output/Progress/Progress.swift",
        "Utils/FileManager+Contains.swift",
        "Utils/ParsableCommand.swift",
        "Utils/ProcessMonitor.swift",
        "Utils/ShellRunner.swift",
        "Utils/Sounds.swift",
        "Utils/WrapError.swift",
        "main.swift"
      ],
      "type" : "executable"
    }
  ],
  "tools_version" : "5.3"
}
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 -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
Building for debugging...
[0/10] Write sources
[1/10] Write pods-entitlement.plist
[1/10] Write sources
[6/10] Write swift-version-2F0A5646E1D333AE.txt
[8/33] Emitting module ArgumentParserToolInfo
[9/33] Compiling ArgumentParserToolInfo ToolInfo.swift
[10/68] Compiling SwiftShell Array.swift
[11/68] Emitting module ArgumentParser
[12/68] Compiling Rainbow StringGenerator.swift
[13/72] Compiling Rainbow String+Rainbow.swift
[14/72] Compiling Rainbow Style.swift
[15/72] Compiling ArgumentParser Parsed.swift
[16/72] Compiling ArgumentParser ParsedValues.swift
[17/72] Compiling ArgumentParser ParserError.swift
[18/72] Compiling ArgumentParser SplitArguments.swift
[19/72] Compiling ArgumentParser SequenceExtensions.swift
[20/72] Compiling ArgumentParser StringExtensions.swift
[21/72] Compiling ArgumentParser Tree.swift
[22/72] Compiling ArgumentParser ArgumentSet.swift
[23/72] Compiling ArgumentParser CommandParser.swift
[24/72] Compiling ArgumentParser InputOrigin.swift
[25/72] Compiling ArgumentParser Name.swift
[26/72] Compiling ArgumentParser ParsableArgumentsValidation.swift
[27/72] Compiling ArgumentParser ParsableCommand.swift
[28/72] Compiling ArgumentParser ArgumentDecoder.swift
[29/72] Compiling ArgumentParser ArgumentDefinition.swift
[30/72] Compiling ArgumentParser BashCompletionsGenerator.swift
[31/72] Compiling ArgumentParser CompletionsGenerator.swift
[32/72] Compiling ArgumentParser FishCompletionsGenerator.swift
[33/72] Compiling ArgumentParser ZshCompletionsGenerator.swift
[34/72] Compiling ArgumentParser Flag.swift
[35/72] Compiling ArgumentParser NameSpecification.swift
[36/72] Compiling ArgumentParser Option.swift
[37/72] Compiling ArgumentParser OptionGroup.swift
[38/72] Compiling ArgumentParser Argument.swift
[39/72] Compiling ArgumentParser ArgumentHelp.swift
[40/72] Compiling ArgumentParser CompletionKind.swift
[41/72] Compiling ArgumentParser Errors.swift
[42/72] Compiling ArgumentParser CommandConfiguration.swift
[43/72] Compiling ArgumentParser EnumerableFlag.swift
[44/72] Compiling ArgumentParser ExpressibleByArgument.swift
[45/72] Compiling ArgumentParser ParsableArguments.swift
[46/72] Compiling Rainbow Rainbow.swift
[47/72] Compiling Rainbow ModesExtractor.swift
[48/72] Compiling Rainbow OutputTarget.swift
[49/72] Compiling Rainbow ControlCode.swift
[50/72] Compiling SwiftShell String.swift
[51/72] Compiling ArgumentParser DumpHelpGenerator.swift
[52/72] Compiling ArgumentParser HelpCommand.swift
[53/72] Compiling ArgumentParser HelpGenerator.swift
[54/72] Compiling ArgumentParser MessageInfo.swift
[55/72] Compiling ArgumentParser UsageGenerator.swift
[56/72] Compiling ArgumentParser CollectionExtensions.swift
[57/72] Emitting module SwiftShell
[58/72] Compiling SwiftShell Command.swift
[59/72] Compiling SwiftShell Bash.swift
[60/72] Compiling SwiftShell Files.swift
[63/72] Compiling SwiftShell Process.swift
[64/72] Compiling Rainbow Color.swift
[65/72] Compiling SwiftShell Lazy-split.swift
[66/72] Compiling SwiftShell Context.swift
[67/72] Emitting module Rainbow
[68/72] Compiling SwiftShell Stream.swift
[69/72] Compiling Rainbow ColorApproximation.swift
[70/88] Compiling Pods PodsPrinter.swift
[71/88] Compiling Pods Printer.swift
[72/89] Compiling Pods WrapError.swift
[73/89] Compiling Pods DefaultPrinter.swift
[74/89] Compiling Pods OneLinePrinter.swift
[75/89] Compiling Pods ShellRunner.swift
/Users/admin/builder/spi-builder-workspace/Sources/Pods/Utils/ShellRunner.swift:94:16: warning: static property 'shared' is not concurrency-safe because non-'Sendable' type 'ShellRunner' may have shared mutable state; this is an error in the Swift 6 language mode
 91 | }
 92 |
 93 | final class ShellRunner {
    |             `- note: class 'ShellRunner' does not conform to the 'Sendable' protocol
 94 |     static let shared = ShellRunner()
    |                |- warning: static property 'shared' is not concurrency-safe because non-'Sendable' type 'ShellRunner' may have shared mutable state; this is an error in the Swift 6 language mode
    |                |- note: add '@MainActor' to make static property 'shared' part of global actor 'MainActor'
    |                `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
 95 |     private var shell: String?
 96 |
[76/89] Compiling Pods ParsableCommand.swift
/Users/admin/builder/spi-builder-workspace/Sources/Pods/Utils/ProcessMonitor.swift:14:16: warning: static property 'shared' is not concurrency-safe because non-'Sendable' type 'ProcessMonitor' may have shared mutable state; this is an error in the Swift 6 language mode
11 |
12 | /// Synchronise shell subprocesses
13 | final class ProcessMonitor {
   |             `- note: class 'ProcessMonitor' does not conform to the 'Sendable' protocol
14 |     static let shared = ProcessMonitor()
   |                |- warning: static property 'shared' is not concurrency-safe because non-'Sendable' type 'ProcessMonitor' may have shared mutable state; this is an error in the Swift 6 language mode
   |                |- note: add '@MainActor' to make static property 'shared' part of global actor 'MainActor'
   |                `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
15 |
16 |     private var isSync = false
[77/89] Compiling Pods ProcessMonitor.swift
/Users/admin/builder/spi-builder-workspace/Sources/Pods/Utils/ProcessMonitor.swift:14:16: warning: static property 'shared' is not concurrency-safe because non-'Sendable' type 'ProcessMonitor' may have shared mutable state; this is an error in the Swift 6 language mode
11 |
12 | /// Synchronise shell subprocesses
13 | final class ProcessMonitor {
   |             `- note: class 'ProcessMonitor' does not conform to the 'Sendable' protocol
14 |     static let shared = ProcessMonitor()
   |                |- warning: static property 'shared' is not concurrency-safe because non-'Sendable' type 'ProcessMonitor' may have shared mutable state; this is an error in the Swift 6 language mode
   |                |- note: add '@MainActor' to make static property 'shared' part of global actor 'MainActor'
   |                `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
15 |
16 |     private var isSync = false
[78/89] Compiling Pods Sounds.swift
[79/89] Compiling Pods Progress.swift
[80/89] Compiling Pods FileManager+Contains.swift
[81/89] Compiling Pods Formatter.swift
[82/89] Compiling Pods PodsFormatter.swift
[83/89] Compiling Pods main.swift
/Users/admin/builder/spi-builder-workspace/Sources/Pods/main.swift:5:16: warning: static property 'configuration' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
  3 |
  4 | struct Pods: ParsableCommand {
  5 |     static var configuration = CommandConfiguration(
    |                |- warning: static property 'configuration' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
    |                |- note: convert 'configuration' to a 'let' constant to make 'Sendable' shared state immutable
    |                |- note: add '@MainActor' to make static property 'configuration' part of global actor 'MainActor'
    |                `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
  6 |         abstract: """
  7 |         \(logo) Cozy pod install
[84/89] Emitting module Pods
/Users/admin/builder/spi-builder-workspace/Sources/Pods/main.swift:5:16: warning: static property 'configuration' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
  3 |
  4 | struct Pods: ParsableCommand {
  5 |     static var configuration = CommandConfiguration(
    |                |- warning: static property 'configuration' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
    |                |- note: convert 'configuration' to a 'let' constant to make 'Sendable' shared state immutable
    |                |- note: add '@MainActor' to make static property 'configuration' part of global actor 'MainActor'
    |                `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
  6 |         abstract: """
  7 |         \(logo) Cozy pod install
/Users/admin/builder/spi-builder-workspace/Sources/Pods/Utils/ProcessMonitor.swift:14:16: warning: static property 'shared' is not concurrency-safe because non-'Sendable' type 'ProcessMonitor' may have shared mutable state; this is an error in the Swift 6 language mode
11 |
12 | /// Synchronise shell subprocesses
13 | final class ProcessMonitor {
   |             `- note: class 'ProcessMonitor' does not conform to the 'Sendable' protocol
14 |     static let shared = ProcessMonitor()
   |                |- warning: static property 'shared' is not concurrency-safe because non-'Sendable' type 'ProcessMonitor' may have shared mutable state; this is an error in the Swift 6 language mode
   |                |- note: add '@MainActor' to make static property 'shared' part of global actor 'MainActor'
   |                `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
15 |
16 |     private var isSync = false
/Users/admin/builder/spi-builder-workspace/Sources/Pods/Utils/ShellRunner.swift:94:16: warning: static property 'shared' is not concurrency-safe because non-'Sendable' type 'ShellRunner' may have shared mutable state; this is an error in the Swift 6 language mode
 91 | }
 92 |
 93 | final class ShellRunner {
    |             `- note: class 'ShellRunner' does not conform to the 'Sendable' protocol
 94 |     static let shared = ShellRunner()
    |                |- warning: static property 'shared' is not concurrency-safe because non-'Sendable' type 'ShellRunner' may have shared mutable state; this is an error in the Swift 6 language mode
    |                |- note: add '@MainActor' to make static property 'shared' part of global actor 'MainActor'
    |                `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
 95 |     private var shell: String?
 96 |
[85/89] Compiling Pods Double+FormatTime.swift
[86/89] Compiling Pods Printer+Spinner.swift
[86/89] Write Objects.LinkFileList
[87/89] Linking pods
[88/89] Applying pods
Build complete! (10.67s)
Build complete.
{
  "dependencies" : [
    {
      "identity" : "swift-argument-parser",
      "requirement" : {
        "range" : [
          {
            "lower_bound" : "1.0.1",
            "upper_bound" : "2.0.0"
          }
        ]
      },
      "type" : "sourceControl",
      "url" : "https://github.com/apple/swift-argument-parser"
    },
    {
      "identity" : "rainbow",
      "requirement" : {
        "range" : [
          {
            "lower_bound" : "4.0.1",
            "upper_bound" : "5.0.0"
          }
        ]
      },
      "type" : "sourceControl",
      "url" : "https://github.com/onevcat/Rainbow"
    },
    {
      "identity" : "swiftshell",
      "requirement" : {
        "range" : [
          {
            "lower_bound" : "5.1.0",
            "upper_bound" : "6.0.0"
          }
        ]
      },
      "type" : "sourceControl",
      "url" : "https://github.com/kareman/SwiftShell"
    }
  ],
  "manifest_display_name" : "Pods",
  "name" : "Pods",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
    {
      "name" : "macos",
      "version" : "11.0"
    }
  ],
  "products" : [
    {
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      "targets" : [
        "Pods"
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  "targets" : [
    {
      "c99name" : "Pods",
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      "name" : "Pods",
      "path" : "Sources/Pods",
      "product_dependencies" : [
        "ArgumentParser",
        "Rainbow",
        "SwiftShell"
      ],
      "product_memberships" : [
        "pods"
      ],
      "sources" : [
        "Extensions/Double+FormatTime.swift",
        "Output/LogPrinter/Extensions/Printer+Spinner.swift",
        "Output/LogPrinter/Formatter/Formatter.swift",
        "Output/LogPrinter/Formatter/PodsFormatter.swift",
        "Output/LogPrinter/Printers/DefaultPrinter.swift",
        "Output/LogPrinter/Printers/OneLinePrinter.swift",
        "Output/LogPrinter/Printers/PodsPrinter.swift",
        "Output/LogPrinter/Printers/Printer.swift",
        "Output/Progress/Progress.swift",
        "Utils/FileManager+Contains.swift",
        "Utils/ParsableCommand.swift",
        "Utils/ProcessMonitor.swift",
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        "Utils/WrapError.swift",
        "main.swift"
      ],
      "type" : "executable"
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  ],
  "tools_version" : "5.3"
}
Done.