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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 ResourceHelper, reference master (49dbc9), with Swift 6.0 for macOS (SPM) on 1 Nov 2024 03:15:13 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/eonist/ResourceHelper.git
Reference: master
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/eonist/ResourceHelper
 * branch            master     -> FETCH_HEAD
 * [new branch]      master     -> origin/master
HEAD is now at 49dbc9e Update Package.swift
Cloned https://github.com/eonist/ResourceHelper.git
Revision (git rev-parse @):
49dbc9e7ed421835460da4efbe31cd5177c6ac89
SUCCESS checkout https://github.com/eonist/ResourceHelper.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": "resourcehelper",
      "name": "ResourceHelper",
      "url": "https://github.com/eonist/ResourceHelper.git",
      "version": "unspecified",
      "path": "/Users/admin/builder/spi-builder-workspace/.resolve-product-dependencies/.build/checkouts/ResourceHelper",
      "dependencies": [
      ]
    }
  ]
}
Fetching https://github.com/eonist/ResourceHelper.git
[1/122] Fetching resourcehelper
Fetched https://github.com/eonist/ResourceHelper.git from cache (0.72s)
Creating working copy for https://github.com/eonist/ResourceHelper.git
Working copy of https://github.com/eonist/ResourceHelper.git resolved at master (49dbc9e)
warning: '.resolve-product-dependencies': dependency 'resourcehelper' 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/eonist/ResourceHelper.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
[3/4] Emitting module ResourceHelper
/Users/admin/builder/spi-builder-workspace/Sources/ResourceHelper/ResourceHelper.swift:7:23: warning: static property 'projectRef' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
 5 |  */
 6 | public class ResourceHelper {
 7 |    private static var projectRef: String?
   |                       |- warning: static property 'projectRef' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
   |                       |- note: convert 'projectRef' to a 'let' constant to make 'Sendable' shared state immutable
   |                       |- note: annotate 'projectRef' 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
 8 |    /**
 9 |     * We only need to generate this one time
[4/4] Compiling ResourceHelper ResourceHelper.swift
/Users/admin/builder/spi-builder-workspace/Sources/ResourceHelper/ResourceHelper.swift:7:23: warning: static property 'projectRef' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
 5 |  */
 6 | public class ResourceHelper {
 7 |    private static var projectRef: String?
   |                       |- warning: static property 'projectRef' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
   |                       |- note: convert 'projectRef' to a 'let' constant to make 'Sendable' shared state immutable
   |                       |- note: annotate 'projectRef' 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
 8 |    /**
 9 |     * We only need to generate this one time
Build complete! (5.35s)
Build complete.
{
  "dependencies" : [
  ],
  "manifest_display_name" : "ResourceHelper",
  "name" : "ResourceHelper",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
  ],
  "products" : [
    {
      "name" : "ResourceHelper",
      "targets" : [
        "ResourceHelper"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "ResourceHelper",
      "module_type" : "SwiftTarget",
      "name" : "ResourceHelper",
      "path" : "Sources/ResourceHelper",
      "product_memberships" : [
        "ResourceHelper"
      ],
      "sources" : [
        "ResourceHelper.swift"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "5.3"
}
Done.