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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 Stubber, reference 1.5.3 (9f1833), with Swift 6.0 for Linux on 31 Oct 2024 18:39:34 UTC.

Swift 6 data race errors: 1

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/devxoul/Stubber.git
Reference: 1.5.3
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/devxoul/Stubber
 * tag               1.5.3      -> FETCH_HEAD
HEAD is now at 9f18335 Bump version to 1.5.3
Cloned https://github.com/devxoul/Stubber.git
Revision (git rev-parse @):
9f1833587f2ec1b590e0047b00ab11c85d3ae57b
SUCCESS checkout https://github.com/devxoul/Stubber.git at 1.5.3
========================================
Build
========================================
Selected platform:         linux
Swift version:             6.0
Building package at path:  $PWD
https://github.com/devxoul/Stubber.git
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-4606859-0":/host -w "$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
[3/6] Compiling Stubber Escaping.Arguments.swift
[4/6] Compiling Stubber Execution.swift
[5/6] Emitting module Stubber
/host/spi-builder-workspace/Sources/Stubber/Stubber.swift:11:13: warning: let 'store' is not concurrency-safe because non-'Sendable' type 'Store' may have shared mutable state; this is an error in the Swift 6 language mode
  4 | private typealias Function = Any
  5 |
  6 | private final class Store {
    |                     `- note: class 'Store' does not conform to the 'Sendable' protocol
  7 |   var stubs: [FunctionAddress: Function] = [:]
  8 |   var executions: [FunctionAddress: [AnyExecution]] = [:]
  9 | }
 10 |
 11 | private let store = Store()
    |             |- warning: let 'store' is not concurrency-safe because non-'Sendable' type 'Store' may have shared mutable state; this is an error in the Swift 6 language mode
    |             |- note: annotate 'store' 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
 12 | private let lock = NSLock()
 13 |
[6/6] Compiling Stubber Stubber.swift
/host/spi-builder-workspace/Sources/Stubber/Stubber.swift:11:13: warning: let 'store' is not concurrency-safe because non-'Sendable' type 'Store' may have shared mutable state; this is an error in the Swift 6 language mode
  4 | private typealias Function = Any
  5 |
  6 | private final class Store {
    |                     `- note: class 'Store' does not conform to the 'Sendable' protocol
  7 |   var stubs: [FunctionAddress: Function] = [:]
  8 |   var executions: [FunctionAddress: [AnyExecution]] = [:]
  9 | }
 10 |
 11 | private let store = Store()
    |             |- warning: let 'store' is not concurrency-safe because non-'Sendable' type 'Store' may have shared mutable state; this is an error in the Swift 6 language mode
    |             |- note: annotate 'store' 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
 12 | private let lock = NSLock()
 13 |
Build complete! (11.48s)
Build complete.
{
  "dependencies" : [
  ],
  "manifest_display_name" : "Stubber",
  "name" : "Stubber",
  "path" : "/host/spi-builder-workspace",
  "platforms" : [
    {
      "name" : "macos",
      "version" : "10.10"
    },
    {
      "name" : "ios",
      "version" : "8.0"
    },
    {
      "name" : "tvos",
      "version" : "9.0"
    },
    {
      "name" : "watchos",
      "version" : "2.0"
    }
  ],
  "products" : [
    {
      "name" : "Stubber",
      "targets" : [
        "Stubber"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "swift_languages_versions" : [
    "5"
  ],
  "targets" : [
    {
      "c99name" : "StubberTests",
      "module_type" : "SwiftTarget",
      "name" : "StubberTests",
      "path" : "Tests/StubberTests",
      "sources" : [
        "StubberTests.swift",
        "Stubs.swift"
      ],
      "target_dependencies" : [
        "Stubber"
      ],
      "type" : "test"
    },
    {
      "c99name" : "Stubber",
      "module_type" : "SwiftTarget",
      "name" : "Stubber",
      "path" : "Sources/Stubber",
      "product_memberships" : [
        "Stubber"
      ],
      "sources" : [
        "Escaping.Arguments.swift",
        "Execution.swift",
        "Stubber.swift"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "5.0"
}
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.