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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 Quick with Swift 6.0 for Linux.

Swift 6 data race errors: 3

Build Command

bash -c docker run --rm -v "checkouts-4606859-0":/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/danielsaidi/Quick.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/danielsaidi/Quick
 * branch            main       -> FETCH_HEAD
 * [new branch]      main       -> origin/main
HEAD is now at 1efe955 Use feature branch that compiles for watchOS
Submodule path 'Externals/Nimble': checked out 'd258c638d9ef214723a857a23f4113773aad28fb'
Submodule 'Externals/Nimble' (https://github.com/Quick/Nimble.git) registered for path 'Externals/Nimble'
Cloning into '/host/spi-builder-workspace/Externals/Nimble'...
Cloned https://github.com/danielsaidi/Quick.git
Revision (git rev-parse @):
1efe9551db0ad6a6e979f33366969750123d14d9
SUCCESS checkout https://github.com/danielsaidi/Quick.git at main
========================================
Build
========================================
Selected platform:         linux
Swift version:             6.0
Building package at path:  $workDir
https://github.com/danielsaidi/Quick.git
Running build ...
bash -c docker run --rm -v "checkouts-4606859-0":/host -w "$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/danielsaidi/Nimble.git
[1/12007] Fetching nimble
Fetched https://github.com/danielsaidi/Nimble.git from cache (0.47s)
Fetching https://github.com/mattgallagher/CwlCatchException.git
Fetching https://github.com/mattgallagher/CwlPreconditionTesting.git
[1/439] Fetching cwlcatchexception
[440/1686] Fetching cwlcatchexception, cwlpreconditiontesting
Fetched https://github.com/mattgallagher/CwlCatchException.git from cache (0.19s)
Fetched https://github.com/mattgallagher/CwlPreconditionTesting.git from cache (0.20s)
Computing version for https://github.com/mattgallagher/CwlPreconditionTesting.git
Computed https://github.com/mattgallagher/CwlPreconditionTesting.git at 2.1.0 (0.45s)
Computing version for https://github.com/mattgallagher/CwlCatchException.git
Computed https://github.com/mattgallagher/CwlCatchException.git at 2.1.1 (0.45s)
Creating working copy for https://github.com/danielsaidi/Nimble.git
Working copy of https://github.com/danielsaidi/Nimble.git resolved at main (1ca9fa3)
Creating working copy for https://github.com/mattgallagher/CwlPreconditionTesting.git
Working copy of https://github.com/mattgallagher/CwlPreconditionTesting.git resolved at 2.1.0
Creating working copy for https://github.com/mattgallagher/CwlCatchException.git
Working copy of https://github.com/mattgallagher/CwlCatchException.git resolved at 2.1.1
warning: 'spi-builder-workspace': found 1 file(s) which are unhandled; explicitly declare them as resources or exclude from the target
    /host/spi-builder-workspace/Sources/Quick/Info.plist
Building for debugging...
[0/2] Write sources
[1/2] Write swift-version-24593BA9C3E375BF.txt
[3/24] Emitting module Quick
/host/spi-builder-workspace/Sources/Quick/Configuration/QuickConfiguration.swift:14:24: warning: static property 'configurationSubclasses' is not concurrency-safe because it is non-isolated global shared mutable state; this is an error in the Swift 6 language mode
12 | extension QuickConfiguration {
13 |     #if !canImport(Darwin)
14 |     private static var configurationSubclasses: [QuickConfiguration.Type] = []
   |                        |- warning: static property 'configurationSubclasses' 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 'configurationSubclasses' to a 'let' constant to make 'Sendable' shared state immutable
   |                        |- note: annotate 'configurationSubclasses' 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
15 |     #endif
16 |
/host/spi-builder-workspace/Sources/Quick/QuickSpec.swift:19:36: warning: static property 'current' is not concurrency-safe because it is non-isolated global shared mutable state; this is an error in the Swift 6 language mode
 17 |     /// Returns the currently executing spec. Use in specs that require XCTestCase
 18 |     /// methods, e.g. expectation(description:).
 19 |     public private(set) static var current: QuickSpec!
    |                                    |- warning: static property 'current' 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 'current' to a 'let' constant to make 'Sendable' shared state immutable
    |                                    |- note: annotate 'current' 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
 20 |
 21 |     private var example: Example? {
/host/spi-builder-workspace/Sources/Quick/World.swift:79:29: warning: static property 'sharedWorld' is not concurrency-safe because it is non-isolated global shared mutable state; this is an error in the Swift 6 language mode
 77 |     private override init() {}
 78 |
 79 |     static private(set) var sharedWorld = World()
    |                             |- warning: static property 'sharedWorld' 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 'sharedWorld' to a 'let' constant to make 'Sendable' shared state immutable
    |                             |- note: annotate 'sharedWorld' 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
 80 |
 81 |     static func anotherWorld<T>(block: (World) -> T) -> T {
[4/27] Compiling Quick String+C99ExtendedIdentifier.swift
/host/spi-builder-workspace/Sources/Quick/World.swift:79:29: warning: static property 'sharedWorld' is not concurrency-safe because it is non-isolated global shared mutable state; this is an error in the Swift 6 language mode
 77 |     private override init() {}
 78 |
 79 |     static private(set) var sharedWorld = World()
    |                             |- warning: static property 'sharedWorld' 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 'sharedWorld' to a 'let' constant to make 'Sendable' shared state immutable
    |                             |- note: annotate 'sharedWorld' 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
 80 |
 81 |     static func anotherWorld<T>(block: (World) -> T) -> T {
[5/27] Compiling Quick URL+FileName.swift
/host/spi-builder-workspace/Sources/Quick/World.swift:79:29: warning: static property 'sharedWorld' is not concurrency-safe because it is non-isolated global shared mutable state; this is an error in the Swift 6 language mode
 77 |     private override init() {}
 78 |
 79 |     static private(set) var sharedWorld = World()
    |                             |- warning: static property 'sharedWorld' 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 'sharedWorld' to a 'let' constant to make 'Sendable' shared state immutable
    |                             |- note: annotate 'sharedWorld' 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
 80 |
 81 |     static func anotherWorld<T>(block: (World) -> T) -> T {
[6/27] Compiling Quick World.swift
/host/spi-builder-workspace/Sources/Quick/World.swift:79:29: warning: static property 'sharedWorld' is not concurrency-safe because it is non-isolated global shared mutable state; this is an error in the Swift 6 language mode
 77 |     private override init() {}
 78 |
 79 |     static private(set) var sharedWorld = World()
    |                             |- warning: static property 'sharedWorld' 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 'sharedWorld' to a 'let' constant to make 'Sendable' shared state immutable
    |                             |- note: annotate 'sharedWorld' 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
 80 |
 81 |     static func anotherWorld<T>(block: (World) -> T) -> T {
[7/27] Compiling Quick NSBundle+CurrentTestBundle.swift
/host/spi-builder-workspace/Sources/Quick/World.swift:79:29: warning: static property 'sharedWorld' is not concurrency-safe because it is non-isolated global shared mutable state; this is an error in the Swift 6 language mode
 77 |     private override init() {}
 78 |
 79 |     static private(set) var sharedWorld = World()
    |                             |- warning: static property 'sharedWorld' 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 'sharedWorld' to a 'let' constant to make 'Sendable' shared state immutable
    |                             |- note: annotate 'sharedWorld' 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
 80 |
 81 |     static func anotherWorld<T>(block: (World) -> T) -> T {
[8/27] Compiling Quick QuickMain.swift
/host/spi-builder-workspace/Sources/Quick/World.swift:79:29: warning: static property 'sharedWorld' is not concurrency-safe because it is non-isolated global shared mutable state; this is an error in the Swift 6 language mode
 77 |     private override init() {}
 78 |
 79 |     static private(set) var sharedWorld = World()
    |                             |- warning: static property 'sharedWorld' 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 'sharedWorld' to a 'let' constant to make 'Sendable' shared state immutable
    |                             |- note: annotate 'sharedWorld' 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
 80 |
 81 |     static func anotherWorld<T>(block: (World) -> T) -> T {
[9/27] Compiling Quick QuickSelectedTestSuiteBuilder.swift
/host/spi-builder-workspace/Sources/Quick/World.swift:79:29: warning: static property 'sharedWorld' is not concurrency-safe because it is non-isolated global shared mutable state; this is an error in the Swift 6 language mode
 77 |     private override init() {}
 78 |
 79 |     static private(set) var sharedWorld = World()
    |                             |- warning: static property 'sharedWorld' 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 'sharedWorld' to a 'let' constant to make 'Sendable' shared state immutable
    |                             |- note: annotate 'sharedWorld' 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
 80 |
 81 |     static func anotherWorld<T>(block: (World) -> T) -> T {
[10/27] Compiling Quick QuickConfiguration.swift
/host/spi-builder-workspace/Sources/Quick/Configuration/QuickConfiguration.swift:14:24: warning: static property 'configurationSubclasses' is not concurrency-safe because it is non-isolated global shared mutable state; this is an error in the Swift 6 language mode
12 | extension QuickConfiguration {
13 |     #if !canImport(Darwin)
14 |     private static var configurationSubclasses: [QuickConfiguration.Type] = []
   |                        |- warning: static property 'configurationSubclasses' 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 'configurationSubclasses' to a 'let' constant to make 'Sendable' shared state immutable
   |                        |- note: annotate 'configurationSubclasses' 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
15 |     #endif
16 |
/host/spi-builder-workspace/Sources/Quick/World.swift:79:29: warning: static property 'sharedWorld' is not concurrency-safe because it is non-isolated global shared mutable state; this is an error in the Swift 6 language mode
 77 |     private override init() {}
 78 |
 79 |     static private(set) var sharedWorld = World()
    |                             |- warning: static property 'sharedWorld' 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 'sharedWorld' to a 'let' constant to make 'Sendable' shared state immutable
    |                             |- note: annotate 'sharedWorld' 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
 80 |
 81 |     static func anotherWorld<T>(block: (World) -> T) -> T {
[11/27] Compiling Quick DSL.swift
/host/spi-builder-workspace/Sources/Quick/Configuration/QuickConfiguration.swift:14:24: warning: static property 'configurationSubclasses' is not concurrency-safe because it is non-isolated global shared mutable state; this is an error in the Swift 6 language mode
12 | extension QuickConfiguration {
13 |     #if !canImport(Darwin)
14 |     private static var configurationSubclasses: [QuickConfiguration.Type] = []
   |                        |- warning: static property 'configurationSubclasses' 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 'configurationSubclasses' to a 'let' constant to make 'Sendable' shared state immutable
   |                        |- note: annotate 'configurationSubclasses' 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
15 |     #endif
16 |
/host/spi-builder-workspace/Sources/Quick/World.swift:79:29: warning: static property 'sharedWorld' is not concurrency-safe because it is non-isolated global shared mutable state; this is an error in the Swift 6 language mode
 77 |     private override init() {}
 78 |
 79 |     static private(set) var sharedWorld = World()
    |                             |- warning: static property 'sharedWorld' 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 'sharedWorld' to a 'let' constant to make 'Sendable' shared state immutable
    |                             |- note: annotate 'sharedWorld' 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
 80 |
 81 |     static func anotherWorld<T>(block: (World) -> T) -> T {
[12/27] Compiling Quick World+DSL.swift
/host/spi-builder-workspace/Sources/Quick/Configuration/QuickConfiguration.swift:14:24: warning: static property 'configurationSubclasses' is not concurrency-safe because it is non-isolated global shared mutable state; this is an error in the Swift 6 language mode
12 | extension QuickConfiguration {
13 |     #if !canImport(Darwin)
14 |     private static var configurationSubclasses: [QuickConfiguration.Type] = []
   |                        |- warning: static property 'configurationSubclasses' 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 'configurationSubclasses' to a 'let' constant to make 'Sendable' shared state immutable
   |                        |- note: annotate 'configurationSubclasses' 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
15 |     #endif
16 |
/host/spi-builder-workspace/Sources/Quick/World.swift:79:29: warning: static property 'sharedWorld' is not concurrency-safe because it is non-isolated global shared mutable state; this is an error in the Swift 6 language mode
 77 |     private override init() {}
 78 |
 79 |     static private(set) var sharedWorld = World()
    |                             |- warning: static property 'sharedWorld' 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 'sharedWorld' to a 'let' constant to make 'Sendable' shared state immutable
    |                             |- note: annotate 'sharedWorld' 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
 80 |
 81 |     static func anotherWorld<T>(block: (World) -> T) -> T {
[13/27] Compiling Quick ExampleMetadata.swift
[14/27] Compiling Quick Filter.swift
[15/27] Compiling Quick Closures.swift
[16/27] Compiling Quick ErrorUtility.swift
/host/spi-builder-workspace/Sources/Quick/World.swift:79:29: warning: static property 'sharedWorld' is not concurrency-safe because it is non-isolated global shared mutable state; this is an error in the Swift 6 language mode
 77 |     private override init() {}
 78 |
 79 |     static private(set) var sharedWorld = World()
    |                             |- warning: static property 'sharedWorld' 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 'sharedWorld' to a 'let' constant to make 'Sendable' shared state immutable
    |                             |- note: annotate 'sharedWorld' 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
 80 |
 81 |     static func anotherWorld<T>(block: (World) -> T) -> T {
/host/spi-builder-workspace/Sources/Quick/QuickSpec.swift:19:36: warning: static property 'current' is not concurrency-safe because it is non-isolated global shared mutable state; this is an error in the Swift 6 language mode
 17 |     /// Returns the currently executing spec. Use in specs that require XCTestCase
 18 |     /// methods, e.g. expectation(description:).
 19 |     public private(set) static var current: QuickSpec!
    |                                    |- warning: static property 'current' 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 'current' to a 'let' constant to make 'Sendable' shared state immutable
    |                                    |- note: annotate 'current' 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
 20 |
 21 |     private var example: Example? {
[17/27] Compiling Quick Example.swift
/host/spi-builder-workspace/Sources/Quick/World.swift:79:29: warning: static property 'sharedWorld' is not concurrency-safe because it is non-isolated global shared mutable state; this is an error in the Swift 6 language mode
 77 |     private override init() {}
 78 |
 79 |     static private(set) var sharedWorld = World()
    |                             |- warning: static property 'sharedWorld' 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 'sharedWorld' to a 'let' constant to make 'Sendable' shared state immutable
    |                             |- note: annotate 'sharedWorld' 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
 80 |
 81 |     static func anotherWorld<T>(block: (World) -> T) -> T {
/host/spi-builder-workspace/Sources/Quick/QuickSpec.swift:19:36: warning: static property 'current' is not concurrency-safe because it is non-isolated global shared mutable state; this is an error in the Swift 6 language mode
 17 |     /// Returns the currently executing spec. Use in specs that require XCTestCase
 18 |     /// methods, e.g. expectation(description:).
 19 |     public private(set) static var current: QuickSpec!
    |                                    |- warning: static property 'current' 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 'current' to a 'let' constant to make 'Sendable' shared state immutable
    |                                    |- note: annotate 'current' 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
 20 |
 21 |     private var example: Example? {
[18/27] Compiling Quick ExampleGroup.swift
/host/spi-builder-workspace/Sources/Quick/World.swift:79:29: warning: static property 'sharedWorld' is not concurrency-safe because it is non-isolated global shared mutable state; this is an error in the Swift 6 language mode
 77 |     private override init() {}
 78 |
 79 |     static private(set) var sharedWorld = World()
    |                             |- warning: static property 'sharedWorld' 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 'sharedWorld' to a 'let' constant to make 'Sendable' shared state immutable
    |                             |- note: annotate 'sharedWorld' 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
 80 |
 81 |     static func anotherWorld<T>(block: (World) -> T) -> T {
/host/spi-builder-workspace/Sources/Quick/QuickSpec.swift:19:36: warning: static property 'current' is not concurrency-safe because it is non-isolated global shared mutable state; this is an error in the Swift 6 language mode
 17 |     /// Returns the currently executing spec. Use in specs that require XCTestCase
 18 |     /// methods, e.g. expectation(description:).
 19 |     public private(set) static var current: QuickSpec!
    |                                    |- warning: static property 'current' 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 'current' to a 'let' constant to make 'Sendable' shared state immutable
    |                                    |- note: annotate 'current' 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
 20 |
 21 |     private var example: Example? {
[19/27] Compiling Quick ExampleHooks.swift
[20/27] Compiling Quick HooksPhase.swift
[21/27] Compiling Quick SuiteHooks.swift
[22/27] Compiling Quick QuickSpec.swift
/host/spi-builder-workspace/Sources/Quick/QuickSpec.swift:19:36: warning: static property 'current' is not concurrency-safe because it is non-isolated global shared mutable state; this is an error in the Swift 6 language mode
 17 |     /// Returns the currently executing spec. Use in specs that require XCTestCase
 18 |     /// methods, e.g. expectation(description:).
 19 |     public private(set) static var current: QuickSpec!
    |                                    |- warning: static property 'current' 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 'current' to a 'let' constant to make 'Sendable' shared state immutable
    |                                    |- note: annotate 'current' 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
 20 |
 21 |     private var example: Example? {
/host/spi-builder-workspace/Sources/Quick/World.swift:79:29: warning: static property 'sharedWorld' is not concurrency-safe because it is non-isolated global shared mutable state; this is an error in the Swift 6 language mode
 77 |     private override init() {}
 78 |
 79 |     static private(set) var sharedWorld = World()
    |                             |- warning: static property 'sharedWorld' 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 'sharedWorld' to a 'let' constant to make 'Sendable' shared state immutable
    |                             |- note: annotate 'sharedWorld' 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
 80 |
 81 |     static func anotherWorld<T>(block: (World) -> T) -> T {
[23/27] Compiling Quick QuickTestObservation.swift
/host/spi-builder-workspace/Sources/Quick/QuickSpec.swift:19:36: warning: static property 'current' is not concurrency-safe because it is non-isolated global shared mutable state; this is an error in the Swift 6 language mode
 17 |     /// Returns the currently executing spec. Use in specs that require XCTestCase
 18 |     /// methods, e.g. expectation(description:).
 19 |     public private(set) static var current: QuickSpec!
    |                                    |- warning: static property 'current' 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 'current' to a 'let' constant to make 'Sendable' shared state immutable
    |                                    |- note: annotate 'current' 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
 20 |
 21 |     private var example: Example? {
/host/spi-builder-workspace/Sources/Quick/World.swift:79:29: warning: static property 'sharedWorld' is not concurrency-safe because it is non-isolated global shared mutable state; this is an error in the Swift 6 language mode
 77 |     private override init() {}
 78 |
 79 |     static private(set) var sharedWorld = World()
    |                             |- warning: static property 'sharedWorld' 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 'sharedWorld' to a 'let' constant to make 'Sendable' shared state immutable
    |                             |- note: annotate 'sharedWorld' 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
 80 |
 81 |     static func anotherWorld<T>(block: (World) -> T) -> T {
[24/27] Compiling Quick QuickTestSuite.swift
/host/spi-builder-workspace/Sources/Quick/QuickSpec.swift:19:36: warning: static property 'current' is not concurrency-safe because it is non-isolated global shared mutable state; this is an error in the Swift 6 language mode
 17 |     /// Returns the currently executing spec. Use in specs that require XCTestCase
 18 |     /// methods, e.g. expectation(description:).
 19 |     public private(set) static var current: QuickSpec!
    |                                    |- warning: static property 'current' 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 'current' to a 'let' constant to make 'Sendable' shared state immutable
    |                                    |- note: annotate 'current' 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
 20 |
 21 |     private var example: Example? {
/host/spi-builder-workspace/Sources/Quick/World.swift:79:29: warning: static property 'sharedWorld' is not concurrency-safe because it is non-isolated global shared mutable state; this is an error in the Swift 6 language mode
 77 |     private override init() {}
 78 |
 79 |     static private(set) var sharedWorld = World()
    |                             |- warning: static property 'sharedWorld' 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 'sharedWorld' to a 'let' constant to make 'Sendable' shared state immutable
    |                             |- note: annotate 'sharedWorld' 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
 80 |
 81 |     static func anotherWorld<T>(block: (World) -> T) -> T {
[25/27] Compiling Quick Behavior.swift
[26/27] Compiling Quick Callsite.swift
[27/27] Compiling Quick Configuration.swift
Build complete! (15.12s)
Build complete.
{
  "dependencies" : [
    {
      "identity" : "nimble",
      "requirement" : {
        "branch" : [
          "main"
        ]
      },
      "type" : "sourceControl",
      "url" : "https://github.com/danielsaidi/Nimble.git"
    }
  ],
  "manifest_display_name" : "Quick",
  "name" : "Quick",
  "path" : "/host/spi-builder-workspace",
  "platforms" : [
    {
      "name" : "macos",
      "version" : "10.10"
    },
    {
      "name" : "ios",
      "version" : "9.0"
    },
    {
      "name" : "tvos",
      "version" : "9.0"
    }
  ],
  "products" : [
    {
      "name" : "Quick",
      "targets" : [
        "Quick"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "swift_languages_versions" : [
    "5"
  ],
  "targets" : [
    {
      "c99name" : "QuickTests",
      "module_type" : "SwiftTarget",
      "name" : "QuickTests",
      "path" : "Tests/QuickTests",
      "product_dependencies" : [
        "Nimble"
      ],
      "sources" : [
        "QuickAfterSuiteTests/AfterSuiteTests.swift",
        "QuickFocusedTests/FocusedTests.swift",
        "QuickTestHelpers/XCTestCaseProvider.swift",
        "QuickTests/Fixtures/FunctionalTests_BehaviorTests_Behaviors.swift",
        "QuickTests/Fixtures/FunctionalTests_SharedExamplesTests_SharedExamples.swift",
        "QuickTests/FunctionalTests/AfterEachTests.swift",
        "QuickTests/FunctionalTests/BeforeEachTests.swift",
        "QuickTests/FunctionalTests/BeforeSuiteTests.swift",
        "QuickTests/FunctionalTests/BehaviorTests.swift",
        "QuickTests/FunctionalTests/BundleModuleNameTests.swift",
        "QuickTests/FunctionalTests/Configuration/AfterEach/Configuration+AfterEach.swift",
        "QuickTests/FunctionalTests/Configuration/AfterEach/Configuration+AfterEachTests.swift",
        "QuickTests/FunctionalTests/Configuration/BeforeEach/Configuration+BeforeEach.swift",
        "QuickTests/FunctionalTests/Configuration/BeforeEach/Configuration+BeforeEachTests.swift",
        "QuickTests/FunctionalTests/ContextTests.swift",
        "QuickTests/FunctionalTests/CrossReferencingSpecs.swift",
        "QuickTests/FunctionalTests/CurrentSpecTests.swift",
        "QuickTests/FunctionalTests/DescribeTests.swift",
        "QuickTests/FunctionalTests/ItTests.swift",
        "QuickTests/FunctionalTests/PendingTests.swift",
        "QuickTests/FunctionalTests/QuickSpec_SelectedTests.swift",
        "QuickTests/FunctionalTests/SharedExamples+BeforeEachTests.swift",
        "QuickTests/FunctionalTests/SharedExamplesTests.swift",
        "QuickTests/Helpers/QuickSpec+MethodList.swift",
        "QuickTests/Helpers/QuickSpecRunner.swift",
        "QuickTests/Helpers/XCTestObservationCenter+QCKSuspendObservation.swift"
      ],
      "target_dependencies" : [
        "Quick"
      ],
      "type" : "test"
    },
    {
      "c99name" : "QuickIssue853RegressionTests",
      "module_type" : "SwiftTarget",
      "name" : "QuickIssue853RegressionTests",
      "path" : "Tests/QuickIssue853RegressionTests",
      "sources" : [
        "SubclassOfSubclassWithStructPropertyTests.swift"
      ],
      "target_dependencies" : [
        "Quick"
      ],
      "type" : "test"
    },
    {
      "c99name" : "Quick",
      "module_type" : "SwiftTarget",
      "name" : "Quick",
      "path" : "Sources/Quick",
      "product_memberships" : [
        "Quick"
      ],
      "sources" : [
        "Behavior.swift",
        "Callsite.swift",
        "Configuration/Configuration.swift",
        "Configuration/QuickConfiguration.swift",
        "DSL/DSL.swift",
        "DSL/World+DSL.swift",
        "ErrorUtility.swift",
        "Example.swift",
        "ExampleGroup.swift",
        "ExampleMetadata.swift",
        "Filter.swift",
        "Hooks/Closures.swift",
        "Hooks/ExampleHooks.swift",
        "Hooks/HooksPhase.swift",
        "Hooks/SuiteHooks.swift",
        "NSBundle+CurrentTestBundle.swift",
        "QuickMain.swift",
        "QuickSelectedTestSuiteBuilder.swift",
        "QuickSpec.swift",
        "QuickTestObservation.swift",
        "QuickTestSuite.swift",
        "String+C99ExtendedIdentifier.swift",
        "URL+FileName.swift",
        "World.swift"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "5.3"
}
Done.
This is a staging environment. For live and up-to-date package information, visit swiftpackageindex.com.