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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 MockSix with Swift 6.0 for Linux.

Swift 6 data race errors: 6

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/lvsti/MockSix.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/lvsti/MockSix
 * branch            master     -> FETCH_HEAD
 * [new branch]      master     -> origin/master
HEAD is now at 248b1df Still fixing the build
Cloned https://github.com/lvsti/MockSix.git
Revision (git rev-parse @):
248b1df60240b6c68813a1b3e650b946cfcf4a84
SUCCESS checkout https://github.com/lvsti/MockSix.git at master
========================================
Build
========================================
Selected platform:         linux
Swift version:             6.0
Building package at path:  $workDir
https://github.com/lvsti/MockSix.git
Running build ...
bash -c docker run --rm -v "checkouts-4606859-1":/host -w "$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
Building for debugging...
[0/2] Write sources
[1/2] Write swift-version-24593BA9C3E375BF.txt
[3/5] Compiling MockSix MockSix.swift
[4/5] Compiling MockSix MockSixInternal.swift
/host/spi-builder-workspace/Sources/MockSix/MockSixInternal.swift:297:13: warning: var 'mockQueue' is not concurrency-safe because it is non-isolated global shared mutable state; this is an error in the Swift 6 language mode
295 |
296 |
297 | private var mockQueue: DispatchQueue = DispatchQueue(label: "MockSix")
    |             |- warning: var 'mockQueue' 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 'mockQueue' to a 'let' constant to make 'Sendable' shared state immutable
    |             |- note: annotate 'mockQueue' 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
298 | private var globalObjectIDIndex: Int32 = 0
299 | private var mockRecords: [String: [MockInvocation]] = [:]
/host/spi-builder-workspace/Sources/MockSix/MockSixInternal.swift:298:13: warning: var 'globalObjectIDIndex' is not concurrency-safe because it is non-isolated global shared mutable state; this is an error in the Swift 6 language mode
296 |
297 | private var mockQueue: DispatchQueue = DispatchQueue(label: "MockSix")
298 | private var globalObjectIDIndex: Int32 = 0
    |             |- warning: var 'globalObjectIDIndex' 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 'globalObjectIDIndex' to a 'let' constant to make 'Sendable' shared state immutable
    |             |- note: annotate 'globalObjectIDIndex' 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
299 | private var mockRecords: [String: [MockInvocation]] = [:]
300 | private var mockBlocks: [String: [String: Any]] = [:]
/host/spi-builder-workspace/Sources/MockSix/MockSixInternal.swift:299:13: warning: var 'mockRecords' is not concurrency-safe because it is non-isolated global shared mutable state; this is an error in the Swift 6 language mode
297 | private var mockQueue: DispatchQueue = DispatchQueue(label: "MockSix")
298 | private var globalObjectIDIndex: Int32 = 0
299 | private var mockRecords: [String: [MockInvocation]] = [:]
    |             |- warning: var 'mockRecords' 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 'mockRecords' to a 'let' constant to make 'Sendable' shared state immutable
    |             |- note: annotate 'mockRecords' 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
300 | private var mockBlocks: [String: [String: Any]] = [:]
301 |
/host/spi-builder-workspace/Sources/MockSix/MockSixInternal.swift:300:13: warning: var 'mockBlocks' is not concurrency-safe because it is non-isolated global shared mutable state; this is an error in the Swift 6 language mode
298 | private var globalObjectIDIndex: Int32 = 0
299 | private var mockRecords: [String: [MockInvocation]] = [:]
300 | private var mockBlocks: [String: [String: Any]] = [:]
    |             |- warning: var 'mockBlocks' 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 'mockBlocks' to a 'let' constant to make 'Sendable' shared state immutable
    |             |- note: annotate 'mockBlocks' 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
301 |
302 |
/host/spi-builder-workspace/Sources/MockSix/MockSixInternal.swift:310:16: warning: static property 'fatalErrorClosure' is not concurrency-safe because it is non-isolated global shared mutable state; this is an error in the Swift 6 language mode
308 |
309 | struct FatalErrorUtil {
310 |     static var fatalErrorClosure: (String, StaticString, UInt) -> Never = defaultFatalErrorClosure
    |                |- warning: static property 'fatalErrorClosure' 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 'fatalErrorClosure' to a 'let' constant to make 'Sendable' shared state immutable
    |                |- note: annotate 'fatalErrorClosure' 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
311 |     private static let defaultFatalErrorClosure = { Swift.fatalError($0, file: $1, line: $2) }
312 |     static func replaceFatalError(closure: @escaping (String, StaticString, UInt) -> Never) { fatalErrorClosure = closure }
<unknown>:0: note: a function type must be marked '@Sendable' to conform to 'Sendable'
/host/spi-builder-workspace/Sources/MockSix/MockSixInternal.swift:311:24: warning: static property 'defaultFatalErrorClosure' is not concurrency-safe because non-'Sendable' type '(String, StaticString, UInt) -> Never' may have shared mutable state; this is an error in the Swift 6 language mode
309 | struct FatalErrorUtil {
310 |     static var fatalErrorClosure: (String, StaticString, UInt) -> Never = defaultFatalErrorClosure
311 |     private static let defaultFatalErrorClosure = { Swift.fatalError($0, file: $1, line: $2) }
    |                        |- warning: static property 'defaultFatalErrorClosure' is not concurrency-safe because non-'Sendable' type '(String, StaticString, UInt) -> Never' may have shared mutable state; this is an error in the Swift 6 language mode
    |                        |- note: annotate 'defaultFatalErrorClosure' 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
312 |     static func replaceFatalError(closure: @escaping (String, StaticString, UInt) -> Never) { fatalErrorClosure = closure }
313 |     static func restoreFatalError() { fatalErrorClosure = defaultFatalErrorClosure }
[5/5] Emitting module MockSix
/host/spi-builder-workspace/Sources/MockSix/MockSixInternal.swift:297:13: warning: var 'mockQueue' is not concurrency-safe because it is non-isolated global shared mutable state; this is an error in the Swift 6 language mode
295 |
296 |
297 | private var mockQueue: DispatchQueue = DispatchQueue(label: "MockSix")
    |             |- warning: var 'mockQueue' 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 'mockQueue' to a 'let' constant to make 'Sendable' shared state immutable
    |             |- note: annotate 'mockQueue' 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
298 | private var globalObjectIDIndex: Int32 = 0
299 | private var mockRecords: [String: [MockInvocation]] = [:]
/host/spi-builder-workspace/Sources/MockSix/MockSixInternal.swift:298:13: warning: var 'globalObjectIDIndex' is not concurrency-safe because it is non-isolated global shared mutable state; this is an error in the Swift 6 language mode
296 |
297 | private var mockQueue: DispatchQueue = DispatchQueue(label: "MockSix")
298 | private var globalObjectIDIndex: Int32 = 0
    |             |- warning: var 'globalObjectIDIndex' 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 'globalObjectIDIndex' to a 'let' constant to make 'Sendable' shared state immutable
    |             |- note: annotate 'globalObjectIDIndex' 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
299 | private var mockRecords: [String: [MockInvocation]] = [:]
300 | private var mockBlocks: [String: [String: Any]] = [:]
/host/spi-builder-workspace/Sources/MockSix/MockSixInternal.swift:299:13: warning: var 'mockRecords' is not concurrency-safe because it is non-isolated global shared mutable state; this is an error in the Swift 6 language mode
297 | private var mockQueue: DispatchQueue = DispatchQueue(label: "MockSix")
298 | private var globalObjectIDIndex: Int32 = 0
299 | private var mockRecords: [String: [MockInvocation]] = [:]
    |             |- warning: var 'mockRecords' 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 'mockRecords' to a 'let' constant to make 'Sendable' shared state immutable
    |             |- note: annotate 'mockRecords' 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
300 | private var mockBlocks: [String: [String: Any]] = [:]
301 |
/host/spi-builder-workspace/Sources/MockSix/MockSixInternal.swift:300:13: warning: var 'mockBlocks' is not concurrency-safe because it is non-isolated global shared mutable state; this is an error in the Swift 6 language mode
298 | private var globalObjectIDIndex: Int32 = 0
299 | private var mockRecords: [String: [MockInvocation]] = [:]
300 | private var mockBlocks: [String: [String: Any]] = [:]
    |             |- warning: var 'mockBlocks' 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 'mockBlocks' to a 'let' constant to make 'Sendable' shared state immutable
    |             |- note: annotate 'mockBlocks' 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
301 |
302 |
/host/spi-builder-workspace/Sources/MockSix/MockSixInternal.swift:310:16: warning: static property 'fatalErrorClosure' is not concurrency-safe because it is non-isolated global shared mutable state; this is an error in the Swift 6 language mode
308 |
309 | struct FatalErrorUtil {
310 |     static var fatalErrorClosure: (String, StaticString, UInt) -> Never = defaultFatalErrorClosure
    |                |- warning: static property 'fatalErrorClosure' 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 'fatalErrorClosure' to a 'let' constant to make 'Sendable' shared state immutable
    |                |- note: annotate 'fatalErrorClosure' 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
311 |     private static let defaultFatalErrorClosure = { Swift.fatalError($0, file: $1, line: $2) }
312 |     static func replaceFatalError(closure: @escaping (String, StaticString, UInt) -> Never) { fatalErrorClosure = closure }
<unknown>:0: note: a function type must be marked '@Sendable' to conform to 'Sendable'
/host/spi-builder-workspace/Sources/MockSix/MockSixInternal.swift:311:24: warning: static property 'defaultFatalErrorClosure' is not concurrency-safe because non-'Sendable' type '(String, StaticString, UInt) -> Never' may have shared mutable state; this is an error in the Swift 6 language mode
309 | struct FatalErrorUtil {
310 |     static var fatalErrorClosure: (String, StaticString, UInt) -> Never = defaultFatalErrorClosure
311 |     private static let defaultFatalErrorClosure = { Swift.fatalError($0, file: $1, line: $2) }
    |                        |- warning: static property 'defaultFatalErrorClosure' is not concurrency-safe because non-'Sendable' type '(String, StaticString, UInt) -> Never' may have shared mutable state; this is an error in the Swift 6 language mode
    |                        |- note: annotate 'defaultFatalErrorClosure' 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
312 |     static func replaceFatalError(closure: @escaping (String, StaticString, UInt) -> Never) { fatalErrorClosure = closure }
313 |     static func restoreFatalError() { fatalErrorClosure = defaultFatalErrorClosure }
Build complete! (5.51s)
Build complete.
{
  "dependencies" : [
  ],
  "manifest_display_name" : "MockSix",
  "name" : "MockSix",
  "path" : "/host/spi-builder-workspace",
  "platforms" : [
  ],
  "products" : [
    {
      "name" : "MockSix",
      "targets" : [
        "MockSix"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "swift_languages_versions" : [
    "4.2"
  ],
  "targets" : [
    {
      "c99name" : "MockSix",
      "module_type" : "SwiftTarget",
      "name" : "MockSix",
      "path" : "Sources",
      "product_memberships" : [
        "MockSix"
      ],
      "sources" : [
        "MockSix/MockSix.swift",
        "MockSix/MockSixInternal.swift"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "4.2"
}
Done.
This is a staging environment. For live and up-to-date package information, visit swiftpackageindex.com.