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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 DiffedAssertEqual, reference master (b4a33c), with Swift 6.1 for macOS (SPM) on 25 Apr 2025 23:49:34 UTC.

Swift 6 data race errors: 0

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/turbolent/DiffedAssertEqual.git
Reference: master
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/turbolent/DiffedAssertEqual
 * branch            master     -> FETCH_HEAD
 * [new branch]      master     -> origin/master
HEAD is now at b4a33ce upgrade to Swift 5.1
Cloned https://github.com/turbolent/DiffedAssertEqual.git
Revision (git rev-parse @):
b4a33ce59879ebd0731ab6b03ec81e4b6c6c06a1
SUCCESS checkout https://github.com/turbolent/DiffedAssertEqual.git at master
========================================
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": "diffedassertequal",
      "name": "DiffedAssertEqual",
      "url": "https://github.com/turbolent/DiffedAssertEqual.git",
      "version": "unspecified",
      "path": "/Users/admin/builder/spi-builder-workspace/.resolve-product-dependencies/.build/checkouts/DiffedAssertEqual",
      "dependencies": [
      ]
    }
  ]
}
Fetching https://github.com/turbolent/DiffedAssertEqual.git
[1/63] Fetching diffedassertequal
Fetched https://github.com/turbolent/DiffedAssertEqual.git from cache (0.56s)
Creating working copy for https://github.com/turbolent/DiffedAssertEqual.git
Working copy of https://github.com/turbolent/DiffedAssertEqual.git resolved at master (b4a33ce)
warning: '.resolve-product-dependencies': dependency 'diffedassertequal' is not used by any target
Found 0 product dependencies
========================================
Build
========================================
Selected platform:         macosSpm
Swift version:             6.1
Building package at path:  $PWD
https://github.com/turbolent/DiffedAssertEqual.git
https://github.com/turbolent/DiffedAssertEqual.git
{
  "dependencies" : [
  ],
  "manifest_display_name" : "DiffedAssertEqual",
  "name" : "DiffedAssertEqual",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
  ],
  "products" : [
    {
      "name" : "DiffedAssertEqual",
      "targets" : [
        "DiffedAssertEqual"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "DiffedAssertEqualTests",
      "module_type" : "SwiftTarget",
      "name" : "DiffedAssertEqualTests",
      "path" : "Tests/DiffedAssertEqualTests",
      "sources" : [
        "DiffedAssertEqualTests.swift"
      ],
      "target_dependencies" : [
        "DiffedAssertEqual"
      ],
      "type" : "test"
    },
    {
      "c99name" : "DiffedAssertEqual",
      "module_type" : "SwiftTarget",
      "name" : "DiffedAssertEqual",
      "path" : "Sources/DiffedAssertEqual",
      "product_memberships" : [
        "DiffedAssertEqual"
      ],
      "sources" : [
        "DiffedAssertEqual.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...
[0/2] Write sources
[1/2] Write swift-version-2F0A5646E1D333AE.txt
[3/4] Emitting module DiffedAssertEqual
[4/4] Compiling DiffedAssertEqual DiffedAssertEqual.swift
/Users/admin/builder/spi-builder-workspace/Sources/DiffedAssertEqual/DiffedAssertEqual.swift:152:18: warning: capture of 'fileManager' with non-sendable type 'FileManager' in a '@Sendable' closure
150 |     internal func delete() {
151 |         DispatchQueue.global(qos: .utility).async { [fileManager, url] in
152 |             try? fileManager.removeItem(at: url)
    |                  `- warning: capture of 'fileManager' with non-sendable type 'FileManager' in a '@Sendable' closure
153 |         }
154 |     }
/Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX15.4.sdk/System/Library/Frameworks/Foundation.framework/Headers/NSFileManager.h:96:12: note: class 'FileManager' does not conform to the 'Sendable' protocol
 94 | extern NSNotificationName const NSUbiquityIdentityDidChangeNotification API_AVAILABLE(macos(10.8), ios(6.0), watchos(2.0), tvos(9.0));
 95 |
 96 | @interface NSFileManager : NSObject
    |            `- note: class 'FileManager' does not conform to the 'Sendable' protocol
 97 |
 98 | /* Returns the default singleton instance.
Build complete! (9.93s)
Build complete.
{
  "dependencies" : [
  ],
  "manifest_display_name" : "DiffedAssertEqual",
  "name" : "DiffedAssertEqual",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
  ],
  "products" : [
    {
      "name" : "DiffedAssertEqual",
      "targets" : [
        "DiffedAssertEqual"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "DiffedAssertEqualTests",
      "module_type" : "SwiftTarget",
      "name" : "DiffedAssertEqualTests",
      "path" : "Tests/DiffedAssertEqualTests",
      "sources" : [
        "DiffedAssertEqualTests.swift"
      ],
      "target_dependencies" : [
        "DiffedAssertEqual"
      ],
      "type" : "test"
    },
    {
      "c99name" : "DiffedAssertEqual",
      "module_type" : "SwiftTarget",
      "name" : "DiffedAssertEqual",
      "path" : "Sources/DiffedAssertEqual",
      "product_memberships" : [
        "DiffedAssertEqual"
      ],
      "sources" : [
        "DiffedAssertEqual.swift"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "5.1"
}
Done.