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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 DeltaLogger with Swift 6.0 for Linux.

Swift 6 data race errors: 1

Build Command

bash -c docker run --rm -v "checkouts-4606859-1":/host -w "$workDir" registry.gitlab.com/finestructure/spi-images:basic-6.0-latest swift build --triple x86_64-unknown-linux-gnu -Xswiftc -Xfrontend -Xswiftc -stats-output-dir -Xswiftc -Xfrontend -Xswiftc .stats -Xswiftc -strict-concurrency=complete 2>&1

Build Log

========================================
RunAll
========================================
Builder version: 4.40.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/stackotter/delta-logger.git
Reference: main
Initialized empty Git repository in /host/spi-builder-workspace/.git/
hint: Using 'master' as the name for the initial branch. This default branch name
hint: is subject to change. To configure the initial branch name to use in all
hint: of your new repositories, which will suppress this warning, call:
hint:
hint: 	git config --global init.defaultBranch <name>
hint:
hint: Names commonly chosen instead of 'master' are 'main', 'trunk' and
hint: 'development'. The just-created branch can be renamed via this command:
hint:
hint: 	git branch -m <name>
From https://github.com/stackotter/delta-logger
 * branch            main       -> FETCH_HEAD
 * [new branch]      main       -> origin/main
HEAD is now at bb2c440 Update README.md
Cloned https://github.com/stackotter/delta-logger.git
Revision (git rev-parse @):
bb2c4402569e93957795ed166d737d42cdf8d534
SUCCESS checkout https://github.com/stackotter/delta-logger.git at main
========================================
Build
========================================
Selected platform:         linux
Swift version:             6.0
Building package at path:  $workDir
https://github.com/stackotter/delta-logger.git
Running build ...
bash -c docker run --rm -v "checkouts-4606859-1":/host -w "$workDir" registry.gitlab.com/finestructure/spi-images:basic-6.0-latest swift build --triple x86_64-unknown-linux-gnu -Xswiftc -Xfrontend -Xswiftc -stats-output-dir -Xswiftc -Xfrontend -Xswiftc .stats -Xswiftc -strict-concurrency=complete 2>&1
Fetching https://github.com/apple/swift-log
[1/3353] Fetching swift-log
Fetched https://github.com/apple/swift-log from cache (0.58s)
Computing version for https://github.com/apple/swift-log
Computed https://github.com/apple/swift-log at 1.4.2 (0.44s)
Creating working copy for https://github.com/apple/swift-log
Working copy of https://github.com/apple/swift-log resolved at 1.4.2
Building for debugging...
[0/3] Write sources
[2/3] Write swift-version-24593BA9C3E375BF.txt
[4/7] Compiling Logging LogHandler.swift
[5/7] Compiling Logging Logging.swift
[6/7] Emitting module Logging
[7/7] Compiling Logging Locks.swift
[9/12] Compiling DeltaLogger LogLevel.swift
/host/spi-builder-workspace/Sources/DeltaLogger/LogLevel.swift:12:22: warning: static property 'errorLevels' is not concurrency-safe because it is non-isolated global shared mutable state; this is an error in the Swift 6 language mode
10 |
11 | extension Logger.Level {
12 |   private static var errorLevels: [Logger.Level] = [
   |                      |- warning: static property 'errorLevels' is not concurrency-safe because it is non-isolated global shared mutable state; this is an error in the Swift 6 language mode
   |                      |- note: convert 'errorLevels' to a 'let' constant to make 'Sendable' shared state immutable
   |                      |- note: annotate 'errorLevels' 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
13 |     .error,
14 |     .critical]
[10/12] Compiling DeltaLogger Logger.swift
[11/12] Emitting module DeltaLogger
/host/spi-builder-workspace/Sources/DeltaLogger/LogLevel.swift:12:22: warning: static property 'errorLevels' is not concurrency-safe because it is non-isolated global shared mutable state; this is an error in the Swift 6 language mode
10 |
11 | extension Logger.Level {
12 |   private static var errorLevels: [Logger.Level] = [
   |                      |- warning: static property 'errorLevels' is not concurrency-safe because it is non-isolated global shared mutable state; this is an error in the Swift 6 language mode
   |                      |- note: convert 'errorLevels' to a 'let' constant to make 'Sendable' shared state immutable
   |                      |- note: annotate 'errorLevels' 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
13 |     .error,
14 |     .critical]
[12/12] Compiling DeltaLogger DeltaLogHandler.swift
Build complete! (14.48s)
Build complete.
{
  "dependencies" : [
    {
      "identity" : "swift-log",
      "requirement" : {
        "range" : [
          {
            "lower_bound" : "1.4.2",
            "upper_bound" : "2.0.0"
          }
        ]
      },
      "type" : "sourceControl",
      "url" : "https://github.com/apple/swift-log"
    }
  ],
  "manifest_display_name" : "DeltaLogger",
  "name" : "DeltaLogger",
  "path" : "/host/spi-builder-workspace",
  "platforms" : [
  ],
  "products" : [
    {
      "name" : "DeltaLogger",
      "targets" : [
        "DeltaLogger"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "DeltaLoggerTests",
      "module_type" : "SwiftTarget",
      "name" : "DeltaLoggerTests",
      "path" : "Tests/DeltaLoggerTests",
      "sources" : [
        "DeltaLoggerTests.swift",
        "XCTestManifests.swift"
      ],
      "target_dependencies" : [
        "DeltaLogger"
      ],
      "type" : "test"
    },
    {
      "c99name" : "DeltaLogger",
      "module_type" : "SwiftTarget",
      "name" : "DeltaLogger",
      "path" : "Sources/DeltaLogger",
      "product_dependencies" : [
        "Logging"
      ],
      "product_memberships" : [
        "DeltaLogger"
      ],
      "sources" : [
        "DeltaLogHandler.swift",
        "LogLevel.swift",
        "Logger.swift"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "5.3"
}
Done.
This is a staging environment. For live and up-to-date package information, visit swiftpackageindex.com.