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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

Failed to build CallbackURLKit, reference 3.0.0 (5411bf), with Swift 6.0 for Linux on 1 Nov 2024 13:10:05 UTC.

Build Command

bash -c docker run --pull=always --rm -v "checkouts-4606859-0":/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/phimage/CallbackURLKit.git
Reference: 3.0.0
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/phimage/CallbackURLKit
 * tag               3.0.0      -> FETCH_HEAD
HEAD is now at 5411bfc Update Xcode project
Cloned https://github.com/phimage/CallbackURLKit.git
Revision (git rev-parse @):
5411bfc17cd0787ac80c46f312c7235783ff9421
SUCCESS checkout https://github.com/phimage/CallbackURLKit.git at 3.0.0
========================================
Build
========================================
Selected platform:         linux
Swift version:             6.0
Building package at path:  $PWD
https://github.com/phimage/CallbackURLKit.git
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-4606859-0":/host -w "$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
[3/8] Compiling CallbackURLKit Manager.swift
/host/spi-builder-workspace/Sources/Manager.swift:35:23: warning: static property 'shared' is not concurrency-safe because non-'Sendable' type 'Manager' may have shared mutable state; this is an error in the Swift 6 language mode
 30 |
 31 | /// A class to perform and receive actions.
 32 | open class Manager {
    |            `- note: class 'Manager' does not conform to the 'Sendable' protocol
 33 |
 34 |     /// Singletong shared instance
 35 |     public static let shared = Manager()
    |                       |- warning: static property 'shared' is not concurrency-safe because non-'Sendable' type 'Manager' may have shared mutable state; this is an error in the Swift 6 language mode
    |                       |- note: annotate 'shared' 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
 36 |
 37 |     /// List of action/action closure
/host/spi-builder-workspace/Sources/Manager.swift:130:25: warning: capture of 'self' with non-sendable type 'Manager' in a `@Sendable` closure; this is an error in the Swift 6 language mode
 30 |
 31 | /// A class to perform and receive actions.
 32 | open class Manager {
    |            `- note: class 'Manager' does not conform to the 'Sendable' protocol
 33 |
 34 |     /// Singletong shared instance
    :
128 |                 if let newURL = comp.url {
129 |                     callbackQueue.async {
130 |                         self.open(url: newURL)
    |                         `- warning: capture of 'self' with non-sendable type 'Manager' in a `@Sendable` closure; this is an error in the Swift 6 language mode
131 |                     }
132 |                 }
/host/spi-builder-workspace/Sources/Manager.swift:145:21: warning: capture of 'self' with non-sendable type 'Manager' in a `@Sendable` closure; this is an error in the Swift 6 language mode
 30 |
 31 | /// A class to perform and receive actions.
 32 | open class Manager {
    |            `- note: class 'Manager' does not conform to the 'Sendable' protocol
 33 |
 34 |     /// Singletong shared instance
    :
143 |             if let newURL = comp.url {
144 |                 callbackQueue.async {
145 |                     self.open(url: newURL)
    |                     `- warning: capture of 'self' with non-sendable type 'Manager' in a `@Sendable` closure; this is an error in the Swift 6 language mode
146 |                 }
147 |             }
[4/8] Compiling CallbackURLKit Request.swift
[5/8] Compiling CallbackURLKit Extensions.swift
[6/8] Emitting module CallbackURLKit
/host/spi-builder-workspace/Sources/Manager.swift:35:23: warning: static property 'shared' is not concurrency-safe because non-'Sendable' type 'Manager' may have shared mutable state; this is an error in the Swift 6 language mode
 30 |
 31 | /// A class to perform and receive actions.
 32 | open class Manager {
    |            `- note: class 'Manager' does not conform to the 'Sendable' protocol
 33 |
 34 |     /// Singletong shared instance
 35 |     public static let shared = Manager()
    |                       |- warning: static property 'shared' is not concurrency-safe because non-'Sendable' type 'Manager' may have shared mutable state; this is an error in the Swift 6 language mode
    |                       |- note: annotate 'shared' 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
 36 |
 37 |     /// List of action/action closure
[7/8] Compiling CallbackURLKit CallbackURLKit.swift
/host/spi-builder-workspace/Sources/Manager.swift:35:23: warning: static property 'shared' is not concurrency-safe because non-'Sendable' type 'Manager' may have shared mutable state; this is an error in the Swift 6 language mode
 30 |
 31 | /// A class to perform and receive actions.
 32 | open class Manager {
    |            `- note: class 'Manager' does not conform to the 'Sendable' protocol
 33 |
 34 |     /// Singletong shared instance
 35 |     public static let shared = Manager()
    |                       |- warning: static property 'shared' is not concurrency-safe because non-'Sendable' type 'Manager' may have shared mutable state; this is an error in the Swift 6 language mode
    |                       |- note: annotate 'shared' 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
 36 |
 37 |     /// List of action/action closure
[8/8] Compiling CallbackURLKit Client.swift
/host/spi-builder-workspace/Sources/Manager.swift:35:23: warning: static property 'shared' is not concurrency-safe because non-'Sendable' type 'Manager' may have shared mutable state; this is an error in the Swift 6 language mode
 30 |
 31 | /// A class to perform and receive actions.
 32 | open class Manager {
    |            `- note: class 'Manager' does not conform to the 'Sendable' protocol
 33 |
 34 |     /// Singletong shared instance
 35 |     public static let shared = Manager()
    |                       |- warning: static property 'shared' is not concurrency-safe because non-'Sendable' type 'Manager' may have shared mutable state; this is an error in the Swift 6 language mode
    |                       |- note: annotate 'shared' 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
 36 |
 37 |     /// List of action/action closure
/host/spi-builder-workspace/Sources/Client.swift:50:5: error: missing return in getter expected to return 'Bool'
48 |             return NSWorkspace.shared.urlForApplication(toOpen: url) != nil
49 |         #endif
50 |     }
   |     `- error: missing return in getter expected to return 'Bool'
51 |
52 |     // Perform an action on client application
BUILD FAILURE 6.0 linux