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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 VIPER, reference 0.7.0 (2c44cc), with Swift 6.1 for macOS (SPM) on 26 Apr 2025 14:02:59 UTC.

Swift 6 data race errors: 6

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/thomverbeek/VIPER.git
Reference: 0.7.0
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/thomverbeek/VIPER
 * tag               0.7.0      -> FETCH_HEAD
HEAD is now at 2c44cce Merge pull request #1 from thomverbeek/develop
Cloned https://github.com/thomverbeek/VIPER.git
Revision (git rev-parse @):
2c44cce00daf5bf99b0fbdf58fbc9fac3397f1fa
SUCCESS checkout https://github.com/thomverbeek/VIPER.git at 0.7.0
Fetching https://github.com/apple/swift-argument-parser from cache
Fetched https://github.com/apple/swift-argument-parser from cache (0.67s)
Computing version for https://github.com/apple/swift-argument-parser
Computed https://github.com/apple/swift-argument-parser at 0.0.5 (1.31s)
Creating working copy for https://github.com/apple/swift-argument-parser
Working copy of https://github.com/apple/swift-argument-parser resolved at 0.0.5
========================================
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": "viper",
      "name": "VIPER",
      "url": "https://github.com/thomverbeek/VIPER.git",
      "version": "unspecified",
      "path": "/Users/admin/builder/spi-builder-workspace/.resolve-product-dependencies/.build/checkouts/VIPER",
      "dependencies": [
        {
          "identity": "swift-argument-parser",
          "name": "swift-argument-parser",
          "url": "https://github.com/apple/swift-argument-parser",
          "version": "0.5.0",
          "path": "/Users/admin/builder/spi-builder-workspace/.resolve-product-dependencies/.build/checkouts/swift-argument-parser",
          "dependencies": [
          ]
        }
      ]
    }
  ]
}
Fetching https://github.com/thomverbeek/VIPER.git
[1/401] Fetching viper
Fetched https://github.com/thomverbeek/VIPER.git from cache (0.72s)
Fetching https://github.com/apple/swift-argument-parser from cache
Fetched https://github.com/apple/swift-argument-parser from cache (0.54s)
Computing version for https://github.com/apple/swift-argument-parser
Computed https://github.com/apple/swift-argument-parser at 0.5.0 (1.17s)
Creating working copy for https://github.com/apple/swift-argument-parser
Working copy of https://github.com/apple/swift-argument-parser resolved at 0.5.0
Creating working copy for https://github.com/thomverbeek/VIPER.git
Working copy of https://github.com/thomverbeek/VIPER.git resolved at 0.7.0 (2c44cce)
Found 1 product dependencies
  - swift-argument-parser
========================================
Build
========================================
Selected platform:         macosSpm
Swift version:             6.1
Building package at path:  $PWD
https://github.com/thomverbeek/VIPER.git
https://github.com/thomverbeek/VIPER.git
{
  "dependencies" : [
    {
      "identity" : "swift-argument-parser",
      "requirement" : {
        "range" : [
          {
            "lower_bound" : "0.0.5",
            "upper_bound" : "1.0.0"
          }
        ]
      },
      "type" : "sourceControl",
      "url" : "https://github.com/apple/swift-argument-parser"
    }
  ],
  "manifest_display_name" : "VIPER",
  "name" : "VIPER",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
    {
      "name" : "macos",
      "version" : "10.10"
    },
    {
      "name" : "ios",
      "version" : "10.0"
    },
    {
      "name" : "tvos",
      "version" : "10.0"
    }
  ],
  "products" : [
    {
      "name" : "viper-tools",
      "targets" : [
        "VIPERCommandLine"
      ],
      "type" : {
        "executable" : null
      }
    },
    {
      "name" : "VIPER",
      "targets" : [
        "VIPER"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "VIPERTests",
      "module_type" : "SwiftTarget",
      "name" : "VIPERTests",
      "path" : "Tests/VIPERTests",
      "sources" : [
        "Example/Interactor.swift",
        "Example/Module.swift",
        "Example/Presenter.swift",
        "Example/Router.swift",
        "Example/View.swift",
        "VIPERTests.swift",
        "XCTestManifests.swift"
      ],
      "target_dependencies" : [
        "VIPER"
      ],
      "type" : "test"
    },
    {
      "c99name" : "VIPERCommandLine",
      "module_type" : "SwiftTarget",
      "name" : "VIPERCommandLine",
      "path" : "Sources/VIPERCommandLine",
      "product_dependencies" : [
        "ArgumentParser"
      ],
      "product_memberships" : [
        "viper-tools"
      ],
      "sources" : [
        "Templates/Interactor.swift",
        "Templates/Module.swift",
        "Templates/Presenter.swift",
        "Templates/Router.swift",
        "Templates/Template.swift",
        "Templates/View.swift",
        "main.swift"
      ],
      "type" : "executable"
    },
    {
      "c99name" : "VIPER",
      "module_type" : "SwiftTarget",
      "name" : "VIPER",
      "path" : "Sources/VIPER",
      "product_memberships" : [
        "VIPER"
      ],
      "sources" : [
        "VIPER.swift"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "5.1"
}
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...
[0/8] Write sources
[1/8] Write viper-tools-entitlement.plist
[4/8] Write swift-version-2F0A5646E1D333AE.txt
[6/38] Emitting module ArgumentParser
[7/40] Compiling ArgumentParser OptionGroup.swift
[8/40] Compiling ArgumentParser CommandConfiguration.swift
[9/40] Compiling ArgumentParser ExpressibleByArgument.swift
[10/40] Compiling ArgumentParser ArgumentSetSequence.swift
[11/40] Compiling ArgumentParser CommandParser.swift
[12/40] Compiling ArgumentParser InputOrigin.swift
[13/40] Compiling ArgumentParser Flag.swift
[14/40] Compiling ArgumentParser NameSpecification.swift
[15/40] Compiling ArgumentParser Option.swift
[16/40] Compiling ArgumentParser StringExtensions.swift
[17/40] Compiling ArgumentParser Tree.swift
[18/40] Compiling ArgumentParser ArgumentDecoder.swift
[19/40] Compiling ArgumentParser ArgumentDefinition.swift
[20/40] Compiling ArgumentParser ArgumentSet.swift
[21/40] Compiling ArgumentParser ParserError.swift
[22/40] Compiling ArgumentParser SplitArguments.swift
[23/40] Compiling ArgumentParser HelpCommand.swift
[24/40] Compiling ArgumentParser Argument.swift
[25/40] Compiling ArgumentParser ArgumentHelp.swift
[26/40] Compiling ArgumentParser Errors.swift
[27/40] Compiling ArgumentParser Name.swift
[28/40] Compiling ArgumentParser Parsed.swift
[29/40] Compiling ArgumentParser ParsedValues.swift
[30/40] Compiling ArgumentParser ParsableArguments.swift
[31/40] Compiling ArgumentParser ParsableArgumentsValidation.swift
[32/40] Compiling ArgumentParser ParsableCommand.swift
[33/40] Emitting module VIPER
/Users/admin/builder/spi-builder-workspace/Sources/VIPER/VIPER.swift:294:13: warning: var 'viewKey' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
292 | //------------------------------------------------------------------------------
293 |
294 | private var viewKey = "VIPER.View"
    |             |- warning: var 'viewKey' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
    |             |- note: convert 'viewKey' to a 'let' constant to make 'Sendable' shared state immutable
    |             |- note: add '@MainActor' to make var 'viewKey' part of global actor 'MainActor'
    |             `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
295 | private var interactorKey = "VIPER.Interactor"
296 | private var presenterKey = "VIPER.Presenter"
/Users/admin/builder/spi-builder-workspace/Sources/VIPER/VIPER.swift:295:13: warning: var 'interactorKey' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
293 |
294 | private var viewKey = "VIPER.View"
295 | private var interactorKey = "VIPER.Interactor"
    |             |- warning: var 'interactorKey' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
    |             |- note: convert 'interactorKey' to a 'let' constant to make 'Sendable' shared state immutable
    |             |- note: add '@MainActor' to make var 'interactorKey' part of global actor 'MainActor'
    |             `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
296 | private var presenterKey = "VIPER.Presenter"
297 | private var routerKey = "VIPER.Router"
/Users/admin/builder/spi-builder-workspace/Sources/VIPER/VIPER.swift:296:13: warning: var 'presenterKey' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
294 | private var viewKey = "VIPER.View"
295 | private var interactorKey = "VIPER.Interactor"
296 | private var presenterKey = "VIPER.Presenter"
    |             |- warning: var 'presenterKey' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
    |             |- note: convert 'presenterKey' to a 'let' constant to make 'Sendable' shared state immutable
    |             |- note: add '@MainActor' to make var 'presenterKey' part of global actor 'MainActor'
    |             `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
297 | private var routerKey = "VIPER.Router"
298 |
/Users/admin/builder/spi-builder-workspace/Sources/VIPER/VIPER.swift:297:13: warning: var 'routerKey' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
295 | private var interactorKey = "VIPER.Interactor"
296 | private var presenterKey = "VIPER.Presenter"
297 | private var routerKey = "VIPER.Router"
    |             |- warning: var 'routerKey' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
    |             |- note: convert 'routerKey' to a 'let' constant to make 'Sendable' shared state immutable
    |             |- note: add '@MainActor' to make var 'routerKey' part of global actor 'MainActor'
    |             `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
298 |
[34/40] Compiling VIPER VIPER.swift
/Users/admin/builder/spi-builder-workspace/Sources/VIPER/VIPER.swift:294:13: warning: var 'viewKey' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
292 | //------------------------------------------------------------------------------
293 |
294 | private var viewKey = "VIPER.View"
    |             |- warning: var 'viewKey' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
    |             |- note: convert 'viewKey' to a 'let' constant to make 'Sendable' shared state immutable
    |             |- note: add '@MainActor' to make var 'viewKey' part of global actor 'MainActor'
    |             `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
295 | private var interactorKey = "VIPER.Interactor"
296 | private var presenterKey = "VIPER.Presenter"
/Users/admin/builder/spi-builder-workspace/Sources/VIPER/VIPER.swift:295:13: warning: var 'interactorKey' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
293 |
294 | private var viewKey = "VIPER.View"
295 | private var interactorKey = "VIPER.Interactor"
    |             |- warning: var 'interactorKey' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
    |             |- note: convert 'interactorKey' to a 'let' constant to make 'Sendable' shared state immutable
    |             |- note: add '@MainActor' to make var 'interactorKey' part of global actor 'MainActor'
    |             `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
296 | private var presenterKey = "VIPER.Presenter"
297 | private var routerKey = "VIPER.Router"
/Users/admin/builder/spi-builder-workspace/Sources/VIPER/VIPER.swift:296:13: warning: var 'presenterKey' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
294 | private var viewKey = "VIPER.View"
295 | private var interactorKey = "VIPER.Interactor"
296 | private var presenterKey = "VIPER.Presenter"
    |             |- warning: var 'presenterKey' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
    |             |- note: convert 'presenterKey' to a 'let' constant to make 'Sendable' shared state immutable
    |             |- note: add '@MainActor' to make var 'presenterKey' part of global actor 'MainActor'
    |             `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
297 | private var routerKey = "VIPER.Router"
298 |
/Users/admin/builder/spi-builder-workspace/Sources/VIPER/VIPER.swift:297:13: warning: var 'routerKey' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
295 | private var interactorKey = "VIPER.Interactor"
296 | private var presenterKey = "VIPER.Presenter"
297 | private var routerKey = "VIPER.Router"
    |             |- warning: var 'routerKey' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
    |             |- note: convert 'routerKey' to a 'let' constant to make 'Sendable' shared state immutable
    |             |- note: add '@MainActor' to make var 'routerKey' part of global actor 'MainActor'
    |             `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
298 |
/Users/admin/builder/spi-builder-workspace/Sources/VIPER/VIPER.swift:43:41: warning: forming 'UnsafeRawPointer' to an inout variable of type String exposes the internal representation rather than the string contents.
 41 |
 42 |     func send(_ userInteraction: UserInteraction) {
 43 |         (objc_getAssociatedObject(self, &presenterKey) as? (UserInteraction) -> Void)?(userInteraction)
    |                                         `- warning: forming 'UnsafeRawPointer' to an inout variable of type String exposes the internal representation rather than the string contents.
 44 |     }
 45 |
/Users/admin/builder/spi-builder-workspace/Sources/VIPER/VIPER.swift:101:41: warning: forming 'UnsafeRawPointer' to an inout variable of type String exposes the internal representation rather than the string contents.
 99 |
100 |     func send(_ useCase: UseCase) {
101 |         (objc_getAssociatedObject(self, &interactorKey) as? (UseCase) -> Void)?(useCase)
    |                                         `- warning: forming 'UnsafeRawPointer' to an inout variable of type String exposes the internal representation rather than the string contents.
102 |     }
103 |
/Users/admin/builder/spi-builder-workspace/Sources/VIPER/VIPER.swift:105:41: warning: forming 'UnsafeRawPointer' to an inout variable of type String exposes the internal representation rather than the string contents.
103 |
104 |     func send(_ navigation: Navigation) {
105 |         (objc_getAssociatedObject(self, &routerKey) as? (Navigation) -> Void)?(navigation)
    |                                         `- warning: forming 'UnsafeRawPointer' to an inout variable of type String exposes the internal representation rather than the string contents.
106 |     }
107 |
/Users/admin/builder/spi-builder-workspace/Sources/VIPER/VIPER.swift:195:40: warning: forming 'UnsafeRawPointer' to an inout variable of type String exposes the internal representation rather than the string contents.
193 |
194 |     var view: View? {
195 |         objc_getAssociatedObject(self, &viewKey) as? View
    |                                        `- warning: forming 'UnsafeRawPointer' to an inout variable of type String exposes the internal representation rather than the string contents.
196 |     }
197 |
/Users/admin/builder/spi-builder-workspace/Sources/VIPER/VIPER.swift:256:40: warning: forming 'UnsafeRawPointer' to an inout variable of type String exposes the internal representation rather than the string contents.
254 |         let view = View(viewModel: presenter.viewModel)
255 |
256 |         objc_setAssociatedObject(view, &presenterKey, { [presenter] userInteraction in
    |                                        `- warning: forming 'UnsafeRawPointer' to an inout variable of type String exposes the internal representation rather than the string contents.
257 |             presenter.receive(userInteraction: userInteraction)
258 |         }, .OBJC_ASSOCIATION_RETAIN)
/Users/admin/builder/spi-builder-workspace/Sources/VIPER/VIPER.swift:260:45: warning: forming 'UnsafeRawPointer' to an inout variable of type String exposes the internal representation rather than the string contents.
258 |         }, .OBJC_ASSOCIATION_RETAIN)
259 |
260 |         objc_setAssociatedObject(presenter, &interactorKey, { [interactor] useCase in
    |                                             `- warning: forming 'UnsafeRawPointer' to an inout variable of type String exposes the internal representation rather than the string contents.
261 |             interactor.receive(useCase: useCase)
262 |         }, .OBJC_ASSOCIATION_RETAIN)
/Users/admin/builder/spi-builder-workspace/Sources/VIPER/VIPER.swift:264:45: warning: forming 'UnsafeRawPointer' to an inout variable of type String exposes the internal representation rather than the string contents.
262 |         }, .OBJC_ASSOCIATION_RETAIN)
263 |
264 |         objc_setAssociatedObject(presenter, &routerKey, { [router] navigation in
    |                                             `- warning: forming 'UnsafeRawPointer' to an inout variable of type String exposes the internal representation rather than the string contents.
265 |             router.receive(navigation: navigation)
266 |         }, .OBJC_ASSOCIATION_RETAIN)
/Users/admin/builder/spi-builder-workspace/Sources/VIPER/VIPER.swift:268:42: warning: forming 'UnsafeRawPointer' to an inout variable of type String exposes the internal representation rather than the string contents.
266 |         }, .OBJC_ASSOCIATION_RETAIN)
267 |
268 |         objc_setAssociatedObject(router, &viewKey, view, .OBJC_ASSOCIATION_ASSIGN)
    |                                          `- warning: forming 'UnsafeRawPointer' to an inout variable of type String exposes the internal representation rather than the string contents.
269 |
270 |         router.configure(view: view)
[35/40] Compiling ArgumentParser HelpGenerator.swift
[36/40] Compiling ArgumentParser MessageInfo.swift
[37/40] Compiling ArgumentParser UsageGenerator.swift
[38/48] Compiling VIPERCommandLine Router.swift
[39/48] Emitting module VIPERCommandLine
/Users/admin/builder/spi-builder-workspace/Sources/VIPERCommandLine/main.swift:7:16: warning: static property 'configuration' is not concurrency-safe because non-'Sendable' type 'CommandConfiguration' may have shared mutable state; this is an error in the Swift 6 language mode
 5 | struct VIPER: ParsableCommand {
 6 |
 7 |     static let configuration = CommandConfiguration(
   |                `- warning: static property 'configuration' is not concurrency-safe because non-'Sendable' type 'CommandConfiguration' may have shared mutable state; this is an error in the Swift 6 language mode
 8 |         abstract: "A Swift command-line tool for VIPER. Use this tool by running `swift run viper-tools` from this package's directory.",
 9 |         subcommands: [Generate.self])
/Users/admin/builder/spi-builder-workspace/.build/checkouts/swift-argument-parser/Sources/ArgumentParser/Parsable Types/CommandConfiguration.swift:13:15: note: struct 'CommandConfiguration' does not conform to the 'Sendable' protocol
11 |
12 | /// The configuration for a command.
13 | public struct CommandConfiguration {
   |               `- note: struct 'CommandConfiguration' does not conform to the 'Sendable' protocol
14 |   /// The name of the command to use on the command line.
15 |   ///
/Users/admin/builder/spi-builder-workspace/Sources/VIPERCommandLine/main.swift:3:1: warning: add '@preconcurrency' to suppress 'Sendable'-related warnings from module 'ArgumentParser'
 1 | import Foundation
 2 |
 3 | import ArgumentParser
   | `- warning: add '@preconcurrency' to suppress 'Sendable'-related warnings from module 'ArgumentParser'
 4 |
 5 | struct VIPER: ParsableCommand {
 6 |
 7 |     static let configuration = CommandConfiguration(
   |                |- 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
 8 |         abstract: "A Swift command-line tool for VIPER. Use this tool by running `swift run viper-tools` from this package's directory.",
 9 |         subcommands: [Generate.self])
/Users/admin/builder/spi-builder-workspace/Sources/VIPERCommandLine/main.swift:17:23: warning: static property 'configuration' is not concurrency-safe because non-'Sendable' type 'CommandConfiguration' may have shared mutable state; this is an error in the Swift 6 language mode
15 | struct Generate: ParsableCommand {
16 |
17 |     public static let configuration = CommandConfiguration(abstract: "Generate a module of VIPER components at a given file location.")
   |                       |- warning: static property 'configuration' is not concurrency-safe because non-'Sendable' type 'CommandConfiguration' may have shared mutable state; this is an error in the Swift 6 language mode
   |                       |- 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
18 |
19 |     private var fileManager: FileManager {
/Users/admin/builder/spi-builder-workspace/.build/checkouts/swift-argument-parser/Sources/ArgumentParser/Parsable Types/CommandConfiguration.swift:13:15: note: struct 'CommandConfiguration' does not conform to the 'Sendable' protocol
11 |
12 | /// The configuration for a command.
13 | public struct CommandConfiguration {
   |               `- note: struct 'CommandConfiguration' does not conform to the 'Sendable' protocol
14 |   /// The name of the command to use on the command line.
15 |   ///
[40/48] Compiling VIPERCommandLine View.swift
[41/48] Compiling VIPERCommandLine Module.swift
[42/48] Compiling VIPERCommandLine Interactor.swift
[43/48] Compiling VIPERCommandLine Template.swift
[44/48] Compiling VIPERCommandLine main.swift
/Users/admin/builder/spi-builder-workspace/Sources/VIPERCommandLine/main.swift:7:16: warning: static property 'configuration' is not concurrency-safe because non-'Sendable' type 'CommandConfiguration' may have shared mutable state; this is an error in the Swift 6 language mode
 5 | struct VIPER: ParsableCommand {
 6 |
 7 |     static let configuration = CommandConfiguration(
   |                `- warning: static property 'configuration' is not concurrency-safe because non-'Sendable' type 'CommandConfiguration' may have shared mutable state; this is an error in the Swift 6 language mode
 8 |         abstract: "A Swift command-line tool for VIPER. Use this tool by running `swift run viper-tools` from this package's directory.",
 9 |         subcommands: [Generate.self])
/Users/admin/builder/spi-builder-workspace/.build/checkouts/swift-argument-parser/Sources/ArgumentParser/Parsable Types/CommandConfiguration.swift:13:15: note: struct 'CommandConfiguration' does not conform to the 'Sendable' protocol
11 |
12 | /// The configuration for a command.
13 | public struct CommandConfiguration {
   |               `- note: struct 'CommandConfiguration' does not conform to the 'Sendable' protocol
14 |   /// The name of the command to use on the command line.
15 |   ///
/Users/admin/builder/spi-builder-workspace/Sources/VIPERCommandLine/main.swift:3:1: warning: add '@preconcurrency' to suppress 'Sendable'-related warnings from module 'ArgumentParser'
 1 | import Foundation
 2 |
 3 | import ArgumentParser
   | `- warning: add '@preconcurrency' to suppress 'Sendable'-related warnings from module 'ArgumentParser'
 4 |
 5 | struct VIPER: ParsableCommand {
 6 |
 7 |     static let configuration = CommandConfiguration(
   |                |- 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
 8 |         abstract: "A Swift command-line tool for VIPER. Use this tool by running `swift run viper-tools` from this package's directory.",
 9 |         subcommands: [Generate.self])
/Users/admin/builder/spi-builder-workspace/Sources/VIPERCommandLine/main.swift:17:23: warning: static property 'configuration' is not concurrency-safe because non-'Sendable' type 'CommandConfiguration' may have shared mutable state; this is an error in the Swift 6 language mode
15 | struct Generate: ParsableCommand {
16 |
17 |     public static let configuration = CommandConfiguration(abstract: "Generate a module of VIPER components at a given file location.")
   |                       |- warning: static property 'configuration' is not concurrency-safe because non-'Sendable' type 'CommandConfiguration' may have shared mutable state; this is an error in the Swift 6 language mode
   |                       |- 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
18 |
19 |     private var fileManager: FileManager {
/Users/admin/builder/spi-builder-workspace/.build/checkouts/swift-argument-parser/Sources/ArgumentParser/Parsable Types/CommandConfiguration.swift:13:15: note: struct 'CommandConfiguration' does not conform to the 'Sendable' protocol
11 |
12 | /// The configuration for a command.
13 | public struct CommandConfiguration {
   |               `- note: struct 'CommandConfiguration' does not conform to the 'Sendable' protocol
14 |   /// The name of the command to use on the command line.
15 |   ///
[45/48] Compiling VIPERCommandLine Presenter.swift
[45/48] Write Objects.LinkFileList
[46/48] Linking viper-tools
[47/48] Applying viper-tools
Build complete! (6.62s)
Build complete.
{
  "dependencies" : [
    {
      "identity" : "swift-argument-parser",
      "requirement" : {
        "range" : [
          {
            "lower_bound" : "0.0.5",
            "upper_bound" : "1.0.0"
          }
        ]
      },
      "type" : "sourceControl",
      "url" : "https://github.com/apple/swift-argument-parser"
    }
  ],
  "manifest_display_name" : "VIPER",
  "name" : "VIPER",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
    {
      "name" : "macos",
      "version" : "10.10"
    },
    {
      "name" : "ios",
      "version" : "10.0"
    },
    {
      "name" : "tvos",
      "version" : "10.0"
    }
  ],
  "products" : [
    {
      "name" : "viper-tools",
      "targets" : [
        "VIPERCommandLine"
      ],
      "type" : {
        "executable" : null
      }
    },
    {
      "name" : "VIPER",
      "targets" : [
        "VIPER"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "VIPERTests",
      "module_type" : "SwiftTarget",
      "name" : "VIPERTests",
      "path" : "Tests/VIPERTests",
      "sources" : [
        "Example/Interactor.swift",
        "Example/Module.swift",
        "Example/Presenter.swift",
        "Example/Router.swift",
        "Example/View.swift",
        "VIPERTests.swift",
        "XCTestManifests.swift"
      ],
      "target_dependencies" : [
        "VIPER"
      ],
      "type" : "test"
    },
    {
      "c99name" : "VIPERCommandLine",
      "module_type" : "SwiftTarget",
      "name" : "VIPERCommandLine",
      "path" : "Sources/VIPERCommandLine",
      "product_dependencies" : [
        "ArgumentParser"
      ],
      "product_memberships" : [
        "viper-tools"
      ],
      "sources" : [
        "Templates/Interactor.swift",
        "Templates/Module.swift",
        "Templates/Presenter.swift",
        "Templates/Router.swift",
        "Templates/Template.swift",
        "Templates/View.swift",
        "main.swift"
      ],
      "type" : "executable"
    },
    {
      "c99name" : "VIPER",
      "module_type" : "SwiftTarget",
      "name" : "VIPER",
      "path" : "Sources/VIPER",
      "product_memberships" : [
        "VIPER"
      ],
      "sources" : [
        "VIPER.swift"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "5.1"
}
Done.