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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 Ditto, reference 0.1.1 (65ed86), with Swift 6.0 for macOS (SPM) on 31 Oct 2024 10:10:00 UTC.

Swift 6 data race errors: 1

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/xspyhack/ditto.git
Reference: 0.1.1
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/xspyhack/ditto
 * tag               0.1.1      -> FETCH_HEAD
HEAD is now at 65ed861 Fix example build error
Cloned https://github.com/xspyhack/ditto.git
Revision (git rev-parse @):
65ed861e3ef0f3745628e6ab7e118b6442769746
SUCCESS checkout https://github.com/xspyhack/ditto.git at 0.1.1
========================================
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": "ditto",
      "name": "Ditto",
      "url": "https://github.com/xspyhack/ditto.git",
      "version": "unspecified",
      "path": "/Users/admin/builder/spi-builder-workspace/.resolve-product-dependencies/.build/checkouts/ditto",
      "dependencies": [
      ]
    }
  ]
}
Fetching https://github.com/xspyhack/ditto.git
[1/202] Fetching ditto
Fetched https://github.com/xspyhack/ditto.git from cache (0.95s)
Creating working copy for https://github.com/xspyhack/ditto.git
Working copy of https://github.com/xspyhack/ditto.git resolved at 0.1.1 (65ed861)
warning: '.resolve-product-dependencies': dependency 'ditto' is not used by any target
Found 0 product dependencies
========================================
Build
========================================
Selected platform:         macosSpm
Swift version:             6.0
Building package at path:  $PWD
https://github.com/xspyhack/ditto.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
[3/10] Compiling Ditto Routing.swift
[4/10] Compiling Ditto Router.swift
/Users/admin/builder/spi-builder-workspace/Sources/Ditto/Router.swift:80:14: warning: associated value 'registerFailed(reason:)' of 'Sendable'-conforming enum 'Error' has non-sendable type 'Router<Coordinator>.Error.RegisterFailureReason'; this is an error in the Swift 6 language mode
 73 | public extension Router {
 74 |     enum Error: Swift.Error, Equatable {
 75 |         public enum RegisterFailureReason: Equatable {
    |                     `- note: consider making enum 'RegisterFailureReason' conform to the 'Sendable' protocol
 76 |             case invalidScheme
 77 |             case invalidHost
 78 |         }
 79 |
 80 |         case registerFailed(reason: RegisterFailureReason)
    |              `- warning: associated value 'registerFailed(reason:)' of 'Sendable'-conforming enum 'Error' has non-sendable type 'Router<Coordinator>.Error.RegisterFailureReason'; this is an error in the Swift 6 language mode
 81 |
 82 |         public static func ==(lhs: Error, rhs: Error) -> Bool {
[5/10] Compiling Ditto Extractable.swift
[6/10] Compiling Ditto Route.swift
[7/10] Compiling Ditto Routable.swift
[8/10] Compiling Ditto Endpoint.swift
[9/10] Compiling Ditto Context.swift
[10/10] Emitting module Ditto
/Users/admin/builder/spi-builder-workspace/Sources/Ditto/Router.swift:80:14: warning: associated value 'registerFailed(reason:)' of 'Sendable'-conforming enum 'Error' has non-sendable type 'Router<Coordinator>.Error.RegisterFailureReason'; this is an error in the Swift 6 language mode
 73 | public extension Router {
 74 |     enum Error: Swift.Error, Equatable {
 75 |         public enum RegisterFailureReason: Equatable {
    |                     `- note: consider making enum 'RegisterFailureReason' conform to the 'Sendable' protocol
 76 |             case invalidScheme
 77 |             case invalidHost
 78 |         }
 79 |
 80 |         case registerFailed(reason: RegisterFailureReason)
    |              `- warning: associated value 'registerFailed(reason:)' of 'Sendable'-conforming enum 'Error' has non-sendable type 'Router<Coordinator>.Error.RegisterFailureReason'; this is an error in the Swift 6 language mode
 81 |
 82 |         public static func ==(lhs: Error, rhs: Error) -> Bool {
Build complete! (10.09s)
Build complete.
{
  "dependencies" : [
  ],
  "manifest_display_name" : "Ditto",
  "name" : "Ditto",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
  ],
  "products" : [
    {
      "name" : "Ditto",
      "targets" : [
        "Ditto"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "DittoTests",
      "module_type" : "SwiftTarget",
      "name" : "DittoTests",
      "path" : "Tests/DittoTests",
      "sources" : [
        "ContextTests.swift",
        "EndpointTests.swift",
        "RouteTests.swift",
        "RouterTests.swift"
      ],
      "target_dependencies" : [
        "Ditto"
      ],
      "type" : "test"
    },
    {
      "c99name" : "Ditto",
      "module_type" : "SwiftTarget",
      "name" : "Ditto",
      "path" : "Sources/Ditto",
      "product_memberships" : [
        "Ditto"
      ],
      "sources" : [
        "Context.swift",
        "Endpoint.swift",
        "Extractable.swift",
        "Routable.swift",
        "Route.swift",
        "Router.swift",
        "Routing.swift"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "5.0"
}
Done.