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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 PerfectRepeater, reference master (f1d7e3), with Swift 6.0 for Linux on 31 Oct 2024 14:53:59 UTC.

Swift 6 data race errors: 1

Build Command

bash -c docker run --pull=always --rm -v "checkouts-4609320-2":/host -w "$PWD" 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: 4.56.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/perfectlysoft/perfect-repeater.git
Reference: master
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/perfectlysoft/perfect-repeater
 * branch            master     -> FETCH_HEAD
 * [new branch]      master     -> origin/master
HEAD is now at f1d7e35 Updated for Swift 4 package format
Cloned https://github.com/perfectlysoft/perfect-repeater.git
Revision (git rev-parse @):
f1d7e3536384f57d3ef0ad793c9b8f0298655ac5
SUCCESS checkout https://github.com/perfectlysoft/perfect-repeater.git at master
========================================
Build
========================================
Selected platform:         linux
Swift version:             6.0
Building package at path:  $PWD
https://github.com/perfectlysoft/perfect-repeater.git
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-4609320-2":/host -w "$PWD" 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
basic-6.0-latest: Pulling from finestructure/spi-images
Digest: sha256:47d26c99ca4f1ac0a332c85fd5b13ff4390e72115219984a57a68fe9d1063a05
Status: Image is up to date for registry.gitlab.com/finestructure/spi-images:basic-6.0-latest
Building for debugging...
[0/2] Write sources
[1/2] Write swift-version-24593BA9C3E375BF.txt
[3/4] Emitting module PerfectRepeater
/host/spi-builder-workspace/Sources/PerfectRepeater/Repeater.swift:26:13: warning: static property 'operationQueue' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
24 | public struct Repeater {
25 | 	// Internal queue
26 | 	static var operationQueue = DispatchQueue(label: "org.prefect")
   |             |- warning: static property 'operationQueue' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
   |             |- note: convert 'operationQueue' to a 'let' constant to make 'Sendable' shared state immutable
   |             |- note: annotate 'operationQueue' 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
27 |
28 | 	/// Exec function for scheduling
[4/4] Compiling PerfectRepeater Repeater.swift
/host/spi-builder-workspace/Sources/PerfectRepeater/Repeater.swift:26:13: warning: static property 'operationQueue' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
24 | public struct Repeater {
25 | 	// Internal queue
26 | 	static var operationQueue = DispatchQueue(label: "org.prefect")
   |             |- warning: static property 'operationQueue' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
   |             |- note: convert 'operationQueue' to a 'let' constant to make 'Sendable' shared state immutable
   |             |- note: annotate 'operationQueue' 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
27 |
28 | 	/// Exec function for scheduling
/host/spi-builder-workspace/Sources/PerfectRepeater/Repeater.swift:33:7: warning: capture of 'callback' with non-sendable type '() -> Bool' in a `@Sendable` closure; this is an error in the Swift 6 language mode
31 | 	public static func exec(timer: Double, callback: @escaping () -> Bool) {
32 | 		Repeater.operationQueue.asyncAfter(deadline: .now() + timer) {
33 | 			if callback() { Repeater.exec(timer:timer, callback: callback) }
   |       |- warning: capture of 'callback' with non-sendable type '() -> Bool' in a `@Sendable` closure; this is an error in the Swift 6 language mode
   |       `- note: a function type must be marked '@Sendable' to conform to 'Sendable'
34 | 		}
35 | 	}
Build complete! (13.14s)
Build complete.
{
  "dependencies" : [
  ],
  "manifest_display_name" : "PerfectRepeater",
  "name" : "PerfectRepeater",
  "path" : "/host/spi-builder-workspace",
  "platforms" : [
  ],
  "products" : [
    {
      "name" : "PerfectRepeater",
      "targets" : [
        "PerfectRepeater"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "PerfectRepeater",
      "module_type" : "SwiftTarget",
      "name" : "PerfectRepeater",
      "path" : "Sources/PerfectRepeater",
      "product_memberships" : [
        "PerfectRepeater"
      ],
      "sources" : [
        "Repeater.swift"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "4.1"
}
basic-6.0-latest: Pulling from finestructure/spi-images
Digest: sha256:47d26c99ca4f1ac0a332c85fd5b13ff4390e72115219984a57a68fe9d1063a05
Status: Image is up to date for registry.gitlab.com/finestructure/spi-images:basic-6.0-latest
Done.