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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 Commander, reference master (f22f0a), with Swift 6.0 for macOS (SPM) on 2 Nov 2024 07:28:54 UTC.

Swift 6 data race errors: 6

Build Command

env DEVELOPER_DIR=/Applications/Xcode-16.1.0.app xcrun swift build --arch arm64 -Xswiftc -Xfrontend -Xswiftc -stats-output-dir -Xswiftc -Xfrontend -Xswiftc .stats -Xswiftc -strict-concurrency=complete

Build Log

========================================
RunAll
========================================
Builder version: 4.56.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/kylef/Commander.git
Reference: master
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/kylef/Commander
 * branch            master     -> FETCH_HEAD
 * [new branch]      master     -> origin/master
HEAD is now at f22f0a0 feat: support using = with options
Cloned https://github.com/kylef/Commander.git
Revision (git rev-parse @):
f22f0a07e02d924406a539d06c0d59402886de56
SUCCESS checkout https://github.com/kylef/Commander.git at master
Fetching https://github.com/kylef/Spectre.git
[1/1021] Fetching spectre
Fetched https://github.com/kylef/Spectre.git from cache (0.95s)
Computing version for https://github.com/kylef/Spectre.git
Computed https://github.com/kylef/Spectre.git at 0.10.0 (2.58s)
Creating working copy for https://github.com/kylef/Spectre.git
Working copy of https://github.com/kylef/Spectre.git resolved at 0.10.0
========================================
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": "commander",
      "name": "Commander",
      "url": "https://github.com/kylef/Commander.git",
      "version": "unspecified",
      "path": "/Users/admin/builder/spi-builder-workspace/.resolve-product-dependencies/.build/checkouts/Commander",
      "dependencies": [
        {
          "identity": "spectre",
          "name": "Spectre",
          "url": "https://github.com/kylef/Spectre.git",
          "version": "0.10.1",
          "path": "/Users/admin/builder/spi-builder-workspace/.resolve-product-dependencies/.build/checkouts/Spectre",
          "dependencies": [
          ]
        }
      ]
    }
  ]
}
Fetching https://github.com/kylef/Commander.git
[1/1588] Fetching commander
Fetched https://github.com/kylef/Commander.git from cache (0.93s)
Fetching https://github.com/kylef/Spectre.git from cache
Fetched https://github.com/kylef/Spectre.git from cache (0.51s)
Computing version for https://github.com/kylef/Spectre.git
Computed https://github.com/kylef/Spectre.git at 0.10.1 (0.75s)
Creating working copy for https://github.com/kylef/Spectre.git
Working copy of https://github.com/kylef/Spectre.git resolved at 0.10.1
Creating working copy for https://github.com/kylef/Commander.git
Working copy of https://github.com/kylef/Commander.git resolved at master (f22f0a0)
warning: '.resolve-product-dependencies': dependency 'commander' is not used by any target
Found 1 product dependencies
  - Spectre
========================================
Build
========================================
Selected platform:         macosSpm
Swift version:             6.0
Building package at path:  $PWD
https://github.com/kylef/Commander.git
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-16.1.0.app xcrun swift build --arch arm64 -Xswiftc -Xfrontend -Xswiftc -stats-output-dir -Xswiftc -Xfrontend -Xswiftc .stats -Xswiftc -strict-concurrency=complete
Building for debugging...
[0/2] Write sources
[1/2] Write swift-version--7754E27361AE5C74.txt
[3/17] Compiling Commander Group.swift
[4/17] Compiling Commander CommandType.swift
[5/17] Compiling Commander Commands.swift
[6/18] Compiling Commander CommandError.swift
[7/18] Compiling Commander CommandRunner.swift
[8/18] Compiling Commander ArgumentParser.swift
[9/18] Compiling Commander AsyncCommand.swift
[10/18] Compiling Commander AsyncGroup.swift
[11/18] Compiling Commander Command.swift
[12/18] Compiling Commander GroupError.swift
/Users/admin/builder/spi-builder-workspace/Sources/Commander/GroupError.swift:8:8: warning: associated value 'noCommand' of 'Sendable'-conforming enum 'GroupError' has non-sendable type 'Group'; this is an error in the Swift 6 language mode
 6 |   /// :param: The current path to the command (i.e, all the group names)
 7 |   /// :param: The group raising the error
 8 |   case noCommand(String?, Group)
   |        `- warning: associated value 'noCommand' of 'Sendable'-conforming enum 'GroupError' has non-sendable type 'Group'; this is an error in the Swift 6 language mode
 9 |
10 |   #if compiler(>=5.5)
/Users/admin/builder/spi-builder-workspace/Sources/Commander/Group.swift:2:12: note: class 'Group' does not conform to the 'Sendable' protocol
 1 | /// Represents a group of commands
 2 | open class Group : CommandType {
   |            `- note: class 'Group' does not conform to the 'Sendable' protocol
 3 |   struct SubCommand {
 4 |     let name: String
/Users/admin/builder/spi-builder-workspace/Sources/Commander/GroupError.swift:11:8: warning: associated value 'noAsyncCommand' of 'Sendable'-conforming enum 'GroupError' has non-sendable type 'AsyncGroup'; this is an error in the Swift 6 language mode
 9 |
10 |   #if compiler(>=5.5)
11 |   case noAsyncCommand(String?, AsyncGroup)
   |        `- warning: associated value 'noAsyncCommand' of 'Sendable'-conforming enum 'GroupError' has non-sendable type 'AsyncGroup'; this is an error in the Swift 6 language mode
12 |   #endif
13 |
/Users/admin/builder/spi-builder-workspace/Sources/Commander/AsyncGroup.swift:4:12: note: class 'AsyncGroup' does not conform to the 'Sendable' protocol
 2 | /// Represents a group of commands
 3 |
 4 | open class AsyncGroup : AsyncCommandType {
   |            `- note: class 'AsyncGroup' does not conform to the 'Sendable' protocol
 5 |   struct AsyncSubCommand {
 6 |     let name: String
[13/18] Compiling Commander Error.swift
[14/18] Emitting module Commander
/Users/admin/builder/spi-builder-workspace/Sources/Commander/ArgumentConvertible.swift:149:1: warning: extension declares a conformance of imported type 'Optional' to imported protocol 'CustomStringConvertible'; this will not behave correctly if the owners of 'Swift' introduce this conformance in the future
147 | extension Array : ArgumentConvertible where Element : ArgumentConvertible {}
148 | extension Optional : ArgumentConvertible where Wrapped : ArgumentConvertible {}
149 | extension Optional : CustomStringConvertible where Wrapped : CustomStringConvertible {}
    | |- warning: extension declares a conformance of imported type 'Optional' to imported protocol 'CustomStringConvertible'; this will not behave correctly if the owners of 'Swift' introduce this conformance in the future
    | `- note: add '@retroactive' to silence this warning
150 |
/Users/admin/builder/spi-builder-workspace/Sources/Commander/ArgumentDescription.swift:333:7: warning: non-final class 'UsageError' cannot conform to 'Sendable'; use '@unchecked Sendable'; this is an error in the Swift 6 language mode
331 |
332 |
333 | class UsageError : Error, ANSIConvertible, CustomStringConvertible {
    |       `- warning: non-final class 'UsageError' cannot conform to 'Sendable'; use '@unchecked Sendable'; this is an error in the Swift 6 language mode
334 |   let message: String
335 |   let help: Help
/Users/admin/builder/spi-builder-workspace/Sources/Commander/ArgumentDescription.swift:352:7: warning: non-final class 'Help' cannot conform to 'Sendable'; use '@unchecked Sendable'; this is an error in the Swift 6 language mode
350 |
351 |
352 | class Help : Error, ANSIConvertible, CustomStringConvertible {
    |       `- warning: non-final class 'Help' cannot conform to 'Sendable'; use '@unchecked Sendable'; this is an error in the Swift 6 language mode
353 |   let command: String?
354 |   let group: Group?
/Users/admin/builder/spi-builder-workspace/Sources/Commander/ArgumentDescription.swift:354:7: warning: stored property 'group' of 'Sendable'-conforming class 'Help' has non-sendable type 'Group?'; this is an error in the Swift 6 language mode
352 | class Help : Error, ANSIConvertible, CustomStringConvertible {
353 |   let command: String?
354 |   let group: Group?
    |       `- warning: stored property 'group' of 'Sendable'-conforming class 'Help' has non-sendable type 'Group?'; this is an error in the Swift 6 language mode
355 |   let descriptors: [BoxedArgumentDescriptor]
356 |
/Users/admin/builder/spi-builder-workspace/Sources/Commander/Group.swift:2:12: note: class 'Group' does not conform to the 'Sendable' protocol
 1 | /// Represents a group of commands
 2 | open class Group : CommandType {
   |            `- note: class 'Group' does not conform to the 'Sendable' protocol
 3 |   struct SubCommand {
 4 |     let name: String
/Users/admin/builder/spi-builder-workspace/Sources/Commander/ArgumentDescription.swift:355:7: warning: stored property 'descriptors' of 'Sendable'-conforming class 'Help' has non-sendable type '[BoxedArgumentDescriptor]'; this is an error in the Swift 6 language mode
265 |
266 |
267 | class BoxedArgumentDescriptor {
    |       `- note: class 'BoxedArgumentDescriptor' does not conform to the 'Sendable' protocol
268 |   let name: String
269 |   let description: String?
    :
353 |   let command: String?
354 |   let group: Group?
355 |   let descriptors: [BoxedArgumentDescriptor]
    |       `- warning: stored property 'descriptors' of 'Sendable'-conforming class 'Help' has non-sendable type '[BoxedArgumentDescriptor]'; this is an error in the Swift 6 language mode
356 |
357 |   init(_ descriptors: [BoxedArgumentDescriptor], command: String? = nil, group: Group? = nil) {
/Users/admin/builder/spi-builder-workspace/Sources/Commander/GroupError.swift:8:8: warning: associated value 'noCommand' of 'Sendable'-conforming enum 'GroupError' has non-sendable type 'Group'; this is an error in the Swift 6 language mode
 6 |   /// :param: The current path to the command (i.e, all the group names)
 7 |   /// :param: The group raising the error
 8 |   case noCommand(String?, Group)
   |        `- warning: associated value 'noCommand' of 'Sendable'-conforming enum 'GroupError' has non-sendable type 'Group'; this is an error in the Swift 6 language mode
 9 |
10 |   #if compiler(>=5.5)
/Users/admin/builder/spi-builder-workspace/Sources/Commander/Group.swift:2:12: note: class 'Group' does not conform to the 'Sendable' protocol
 1 | /// Represents a group of commands
 2 | open class Group : CommandType {
   |            `- note: class 'Group' does not conform to the 'Sendable' protocol
 3 |   struct SubCommand {
 4 |     let name: String
/Users/admin/builder/spi-builder-workspace/Sources/Commander/GroupError.swift:11:8: warning: associated value 'noAsyncCommand' of 'Sendable'-conforming enum 'GroupError' has non-sendable type 'AsyncGroup'; this is an error in the Swift 6 language mode
 9 |
10 |   #if compiler(>=5.5)
11 |   case noAsyncCommand(String?, AsyncGroup)
   |        `- warning: associated value 'noAsyncCommand' of 'Sendable'-conforming enum 'GroupError' has non-sendable type 'AsyncGroup'; this is an error in the Swift 6 language mode
12 |   #endif
13 |
/Users/admin/builder/spi-builder-workspace/Sources/Commander/AsyncGroup.swift:4:12: note: class 'AsyncGroup' does not conform to the 'Sendable' protocol
 2 | /// Represents a group of commands
 3 |
 4 | open class AsyncGroup : AsyncCommandType {
   |            `- note: class 'AsyncGroup' does not conform to the 'Sendable' protocol
 5 |   struct AsyncSubCommand {
 6 |     let name: String
[15/18] Compiling Commander ArgumentConvertible.swift
/Users/admin/builder/spi-builder-workspace/Sources/Commander/ArgumentConvertible.swift:149:1: warning: extension declares a conformance of imported type 'Optional' to imported protocol 'CustomStringConvertible'; this will not behave correctly if the owners of 'Swift' introduce this conformance in the future
147 | extension Array : ArgumentConvertible where Element : ArgumentConvertible {}
148 | extension Optional : ArgumentConvertible where Wrapped : ArgumentConvertible {}
149 | extension Optional : CustomStringConvertible where Wrapped : CustomStringConvertible {}
    | |- warning: extension declares a conformance of imported type 'Optional' to imported protocol 'CustomStringConvertible'; this will not behave correctly if the owners of 'Swift' introduce this conformance in the future
    | `- note: add '@retroactive' to silence this warning
150 |
/Users/admin/builder/spi-builder-workspace/Sources/Commander/ArgumentDescription.swift:333:7: warning: non-final class 'UsageError' cannot conform to 'Sendable'; use '@unchecked Sendable'; this is an error in the Swift 6 language mode
331 |
332 |
333 | class UsageError : Error, ANSIConvertible, CustomStringConvertible {
    |       `- warning: non-final class 'UsageError' cannot conform to 'Sendable'; use '@unchecked Sendable'; this is an error in the Swift 6 language mode
334 |   let message: String
335 |   let help: Help
/Users/admin/builder/spi-builder-workspace/Sources/Commander/ArgumentDescription.swift:352:7: warning: non-final class 'Help' cannot conform to 'Sendable'; use '@unchecked Sendable'; this is an error in the Swift 6 language mode
350 |
351 |
352 | class Help : Error, ANSIConvertible, CustomStringConvertible {
    |       `- warning: non-final class 'Help' cannot conform to 'Sendable'; use '@unchecked Sendable'; this is an error in the Swift 6 language mode
353 |   let command: String?
354 |   let group: Group?
/Users/admin/builder/spi-builder-workspace/Sources/Commander/ArgumentDescription.swift:354:7: warning: stored property 'group' of 'Sendable'-conforming class 'Help' has non-sendable type 'Group?'; this is an error in the Swift 6 language mode
352 | class Help : Error, ANSIConvertible, CustomStringConvertible {
353 |   let command: String?
354 |   let group: Group?
    |       `- warning: stored property 'group' of 'Sendable'-conforming class 'Help' has non-sendable type 'Group?'; this is an error in the Swift 6 language mode
355 |   let descriptors: [BoxedArgumentDescriptor]
356 |
/Users/admin/builder/spi-builder-workspace/Sources/Commander/Group.swift:2:12: note: class 'Group' does not conform to the 'Sendable' protocol
 1 | /// Represents a group of commands
 2 | open class Group : CommandType {
   |            `- note: class 'Group' does not conform to the 'Sendable' protocol
 3 |   struct SubCommand {
 4 |     let name: String
/Users/admin/builder/spi-builder-workspace/Sources/Commander/ArgumentDescription.swift:355:7: warning: stored property 'descriptors' of 'Sendable'-conforming class 'Help' has non-sendable type '[BoxedArgumentDescriptor]'; this is an error in the Swift 6 language mode
265 |
266 |
267 | class BoxedArgumentDescriptor {
    |       `- note: class 'BoxedArgumentDescriptor' does not conform to the 'Sendable' protocol
268 |   let name: String
269 |   let description: String?
    :
353 |   let command: String?
354 |   let group: Group?
355 |   let descriptors: [BoxedArgumentDescriptor]
    |       `- warning: stored property 'descriptors' of 'Sendable'-conforming class 'Help' has non-sendable type '[BoxedArgumentDescriptor]'; this is an error in the Swift 6 language mode
356 |
357 |   init(_ descriptors: [BoxedArgumentDescriptor], command: String? = nil, group: Group? = nil) {
[16/18] Compiling Commander ArgumentDescription.swift
/Users/admin/builder/spi-builder-workspace/Sources/Commander/ArgumentConvertible.swift:149:1: warning: extension declares a conformance of imported type 'Optional' to imported protocol 'CustomStringConvertible'; this will not behave correctly if the owners of 'Swift' introduce this conformance in the future
147 | extension Array : ArgumentConvertible where Element : ArgumentConvertible {}
148 | extension Optional : ArgumentConvertible where Wrapped : ArgumentConvertible {}
149 | extension Optional : CustomStringConvertible where Wrapped : CustomStringConvertible {}
    | |- warning: extension declares a conformance of imported type 'Optional' to imported protocol 'CustomStringConvertible'; this will not behave correctly if the owners of 'Swift' introduce this conformance in the future
    | `- note: add '@retroactive' to silence this warning
150 |
/Users/admin/builder/spi-builder-workspace/Sources/Commander/ArgumentDescription.swift:333:7: warning: non-final class 'UsageError' cannot conform to 'Sendable'; use '@unchecked Sendable'; this is an error in the Swift 6 language mode
331 |
332 |
333 | class UsageError : Error, ANSIConvertible, CustomStringConvertible {
    |       `- warning: non-final class 'UsageError' cannot conform to 'Sendable'; use '@unchecked Sendable'; this is an error in the Swift 6 language mode
334 |   let message: String
335 |   let help: Help
/Users/admin/builder/spi-builder-workspace/Sources/Commander/ArgumentDescription.swift:352:7: warning: non-final class 'Help' cannot conform to 'Sendable'; use '@unchecked Sendable'; this is an error in the Swift 6 language mode
350 |
351 |
352 | class Help : Error, ANSIConvertible, CustomStringConvertible {
    |       `- warning: non-final class 'Help' cannot conform to 'Sendable'; use '@unchecked Sendable'; this is an error in the Swift 6 language mode
353 |   let command: String?
354 |   let group: Group?
/Users/admin/builder/spi-builder-workspace/Sources/Commander/ArgumentDescription.swift:354:7: warning: stored property 'group' of 'Sendable'-conforming class 'Help' has non-sendable type 'Group?'; this is an error in the Swift 6 language mode
352 | class Help : Error, ANSIConvertible, CustomStringConvertible {
353 |   let command: String?
354 |   let group: Group?
    |       `- warning: stored property 'group' of 'Sendable'-conforming class 'Help' has non-sendable type 'Group?'; this is an error in the Swift 6 language mode
355 |   let descriptors: [BoxedArgumentDescriptor]
356 |
/Users/admin/builder/spi-builder-workspace/Sources/Commander/Group.swift:2:12: note: class 'Group' does not conform to the 'Sendable' protocol
 1 | /// Represents a group of commands
 2 | open class Group : CommandType {
   |            `- note: class 'Group' does not conform to the 'Sendable' protocol
 3 |   struct SubCommand {
 4 |     let name: String
/Users/admin/builder/spi-builder-workspace/Sources/Commander/ArgumentDescription.swift:355:7: warning: stored property 'descriptors' of 'Sendable'-conforming class 'Help' has non-sendable type '[BoxedArgumentDescriptor]'; this is an error in the Swift 6 language mode
265 |
266 |
267 | class BoxedArgumentDescriptor {
    |       `- note: class 'BoxedArgumentDescriptor' does not conform to the 'Sendable' protocol
268 |   let name: String
269 |   let description: String?
    :
353 |   let command: String?
354 |   let group: Group?
355 |   let descriptors: [BoxedArgumentDescriptor]
    |       `- warning: stored property 'descriptors' of 'Sendable'-conforming class 'Help' has non-sendable type '[BoxedArgumentDescriptor]'; this is an error in the Swift 6 language mode
356 |
357 |   init(_ descriptors: [BoxedArgumentDescriptor], command: String? = nil, group: Group? = nil) {
[17/18] Compiling Commander AsyncCommandType.swift
[18/18] Compiling Commander AsyncCommands.swift
Build complete! (12.11s)
Build complete.
{
  "dependencies" : [
    {
      "identity" : "spectre",
      "requirement" : {
        "range" : [
          {
            "lower_bound" : "0.10.0",
            "upper_bound" : "1.0.0"
          }
        ]
      },
      "type" : "sourceControl",
      "url" : "https://github.com/kylef/Spectre.git"
    }
  ],
  "manifest_display_name" : "Commander",
  "name" : "Commander",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
  ],
  "products" : [
    {
      "name" : "Commander",
      "targets" : [
        "Commander"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "CommanderTests",
      "module_type" : "SwiftTarget",
      "name" : "CommanderTests",
      "path" : "Tests/CommanderTests",
      "product_dependencies" : [
        "Spectre"
      ],
      "sources" : [
        "ArgumentConvertibleSpec.swift",
        "ArgumentDescriptionSpec.swift",
        "ArgumentParserSpec.swift",
        "CommandSpec.swift",
        "CommandTypeSpec.swift",
        "GroupSpec.swift",
        "XCTest.swift"
      ],
      "target_dependencies" : [
        "Commander"
      ],
      "type" : "test"
    },
    {
      "c99name" : "Commander",
      "module_type" : "SwiftTarget",
      "name" : "Commander",
      "path" : "Sources/Commander",
      "product_memberships" : [
        "Commander"
      ],
      "sources" : [
        "ArgumentConvertible.swift",
        "ArgumentDescription.swift",
        "ArgumentParser.swift",
        "AsyncCommand.swift",
        "AsyncCommandType.swift",
        "AsyncCommands.swift",
        "AsyncGroup.swift",
        "Command.swift",
        "CommandError.swift",
        "CommandRunner.swift",
        "CommandType.swift",
        "Commands.swift",
        "Error.swift",
        "Group.swift",
        "GroupError.swift"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "4.0"
}
Done.