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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 Zip, reference master (bca30f), with Swift 6.0 for macOS (SPM) on 2 Nov 2024 06:21:12 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/marmelroy/Zip.git
Reference: master
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/marmelroy/Zip
 * branch            master     -> FETCH_HEAD
 * [new branch]      master     -> origin/master
HEAD is now at bca30f6 Merge pull request #252 from Stannieman/bugfix/Fix_issue_245_path_traversal_vulnerability
Cloned https://github.com/marmelroy/Zip.git
Revision (git rev-parse @):
bca30f6d6c7d37cbc4aa8f6b0002e281dcc36195
SUCCESS checkout https://github.com/marmelroy/Zip.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": "zip",
      "name": "Zip",
      "url": "https://github.com/marmelroy/Zip.git",
      "version": "unspecified",
      "path": "/Users/admin/builder/spi-builder-workspace/.resolve-product-dependencies/.build/checkouts/Zip",
      "dependencies": [
      ]
    }
  ]
}
Fetching https://github.com/marmelroy/Zip.git
[1/1972] Fetching zip
Fetched https://github.com/marmelroy/Zip.git from cache (1.52s)
Creating working copy for https://github.com/marmelroy/Zip.git
Working copy of https://github.com/marmelroy/Zip.git resolved at master (bca30f6)
warning: '.resolve-product-dependencies': dependency 'zip' 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/marmelroy/Zip.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...
[0/5] Write sources
[1/5] Write swift-version--7754E27361AE5C74.txt
[2/5] Compiling Minizip ioapi.c
[3/5] Compiling Minizip zip.c
[4/5] Compiling Minizip unzip.c
[6/9] Compiling Zip ZipUtilities.swift
[7/9] Compiling Zip QuickZip.swift
[8/9] Emitting module Zip
/Users/admin/builder/spi-builder-workspace/Zip/Zip.swift:71:25: warning: static property 'customFileExtensions' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
 69 |      Set of vaild file extensions
 70 |      */
 71 |     internal static var customFileExtensions: Set<String> = []
    |                         |- warning: static property 'customFileExtensions' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
    |                         |- note: convert 'customFileExtensions' to a 'let' constant to make 'Sendable' shared state immutable
    |                         |- note: annotate 'customFileExtensions' with '@MainActor' if property should only be accessed from the main actor
    |                         `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
 72 |
 73 |     // MARK: Lifecycle
[9/9] Compiling Zip Zip.swift
/Users/admin/builder/spi-builder-workspace/Zip/Zip.swift:71:25: warning: static property 'customFileExtensions' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
 69 |      Set of vaild file extensions
 70 |      */
 71 |     internal static var customFileExtensions: Set<String> = []
    |                         |- warning: static property 'customFileExtensions' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
    |                         |- note: convert 'customFileExtensions' to a 'let' constant to make 'Sendable' shared state immutable
    |                         |- note: annotate 'customFileExtensions' with '@MainActor' if property should only be accessed from the main actor
    |                         `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
 72 |
 73 |     // MARK: Lifecycle
Build complete! (7.37s)
Build complete.
{
  "dependencies" : [
  ],
  "manifest_display_name" : "Zip",
  "name" : "Zip",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
  ],
  "products" : [
    {
      "name" : "Zip",
      "targets" : [
        "Zip"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "ZipTests",
      "module_type" : "SwiftTarget",
      "name" : "ZipTests",
      "path" : "ZipTests",
      "sources" : [
        "XCTestManifests.swift",
        "ZipTests.swift"
      ],
      "target_dependencies" : [
        "Zip"
      ],
      "type" : "test"
    },
    {
      "c99name" : "Zip",
      "module_type" : "SwiftTarget",
      "name" : "Zip",
      "path" : "Zip",
      "product_memberships" : [
        "Zip"
      ],
      "sources" : [
        "QuickZip.swift",
        "Zip.swift",
        "ZipUtilities.swift"
      ],
      "target_dependencies" : [
        "Minizip"
      ],
      "type" : "library"
    },
    {
      "c99name" : "Minizip",
      "module_type" : "ClangTarget",
      "name" : "Minizip",
      "path" : "Zip/minizip",
      "product_memberships" : [
        "Zip"
      ],
      "sources" : [
        "ioapi.c",
        "unzip.c",
        "zip.c"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "5.1"
}
Done.