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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 BigNumber, reference master (d09d98), with Swift 6.0 for Linux on 3 Nov 2024 16:57:44 UTC.

Swift 6 data race errors: 2

Build Command

bash -c docker run --pull=always --rm -v "checkouts-4609320-1":/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/mkrd/Swift-BigInt.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/mkrd/Swift-BigInt
 * branch            master     -> FETCH_HEAD
 * [new branch]      master     -> origin/master
HEAD is now at d09d98b Sendable (#85)
Cloned https://github.com/mkrd/Swift-BigInt.git
Revision (git rev-parse @):
d09d98b6819e2860160d4f0a909ce7f4925d8926
SUCCESS checkout https://github.com/mkrd/Swift-BigInt.git at master
========================================
Build
========================================
Selected platform:         linux
Swift version:             6.0
Building package at path:  $PWD
https://github.com/mkrd/Swift-BigInt.git
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-4609320-1":/host -w "$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...
[0/9] Write sources
[3/9] Write swift-version-24593BA9C3E375BF.txt
[5/11] Emitting module BigNumber
/host/spi-builder-workspace/Sources/BigNumber/Swift-Big-Number-Core.swift:262:23: warning: static property 'stringPrefixes' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
 260 |
 261 |     /// Common prefixes for different bases
 262 |     static public var stringPrefixes = [
     |                       |- warning: static property 'stringPrefixes' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
     |                       |- note: convert 'stringPrefixes' to a 'let' constant to make 'Sendable' shared state immutable
     |                       |- note: annotate 'stringPrefixes' 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
 263 |         2: "0b",
 264 |         8: "0o",
/host/spi-builder-workspace/Sources/BigNumber/Swift-Big-Number-Core.swift:2495:21: warning: static property '_precision' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
2493 | 	}
2494 |
2495 | 	static private var _precision = 4
     |                     |- warning: static property '_precision' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
     |                     |- note: convert '_precision' to a 'let' constant to make 'Sendable' shared state immutable
     |                     |- note: annotate '_precision' 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
2496 | 	/**
2497 | 	 * the global percision for all newly created values
[6/11] Compiling BigNumber Swift-Big-Number-Core.swift
/host/spi-builder-workspace/Sources/BigNumber/Swift-Big-Number-Core.swift:262:23: warning: static property 'stringPrefixes' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
 260 |
 261 |     /// Common prefixes for different bases
 262 |     static public var stringPrefixes = [
     |                       |- warning: static property 'stringPrefixes' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
     |                       |- note: convert 'stringPrefixes' to a 'let' constant to make 'Sendable' shared state immutable
     |                       |- note: annotate 'stringPrefixes' 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
 263 |         2: "0b",
 264 |         8: "0o",
/host/spi-builder-workspace/Sources/BigNumber/Swift-Big-Number-Core.swift:2495:21: warning: static property '_precision' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
2493 | 	}
2494 |
2495 | 	static private var _precision = 4
     |                     |- warning: static property '_precision' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
     |                     |- note: convert '_precision' to a 'let' constant to make 'Sendable' shared state immutable
     |                     |- note: annotate '_precision' 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
2496 | 	/**
2497 | 	 * the global percision for all newly created values
[7/12] Wrapping AST for BigNumber for debugging
[9/20] Compiling MGTools MG QueueDispatch.swift
/host/spi-builder-workspace/Sources/MGTools/MG QueueDispatch.swift:25:69: warning: passing non-sendable parameter 'closure' to function expecting a @Sendable closure
19 | 		Run trailing closure after a given time in seconds in background queue.
20 | 	*/
21 | 	static public func runAfterDelay(_ seconds: Double, _ closure: @escaping () -> ())
   |                                                        `- note: parameter 'closure' is implicitly non-sendable
22 | 	{
23 | 		let queue = DispatchQueue.global()
24 |
25 | 		queue.asyncAfter(deadline: DispatchTime.now() + seconds, execute: closure)
   |                                                                     `- warning: passing non-sendable parameter 'closure' to function expecting a @Sendable closure
26 | 	}
27 |
/host/spi-builder-workspace/Sources/MGTools/MG QueueDispatch.swift:40:23: warning: converting non-sendable function value to '@Sendable () -> Void' may introduce data races
38 | 		for closure in closures
39 | 		{
40 | 			queue.addOperation(closure)
   |                       `- warning: converting non-sendable function value to '@Sendable () -> Void' may introduce data races
41 | 		}
42 |
[10/20] Compiling MGTools MG Storage.swift
[11/21] Compiling MGTools MG Benchmark Tools.swift
[12/21] Compiling MGTools MG Complex.swift
/host/spi-builder-workspace/Sources/MGTools/MG Complex.swift:24:19: warning: setter argument 'newValue' was never used, but the property was accessed
22 | 	{
23 | 		get { return self.re }
24 | 		set { self.re = r }
   |                   |- warning: setter argument 'newValue' was never used, but the property was accessed
   |                   `- note: did you mean to use 'newValue' instead of accessing the property's current value?
25 | 	}
26 |
/host/spi-builder-workspace/Sources/MGTools/MG Complex.swift:30:19: warning: setter argument 'newValue' was never used, but the property was accessed
28 | 	{
29 | 		get { return self.im }
30 | 		set { self.im = i }
   |                   |- warning: setter argument 'newValue' was never used, but the property was accessed
   |                   `- note: did you mean to use 'newValue' instead of accessing the property's current value?
31 | 	}
32 | }
[13/21] Compiling MGTools MG IO.swift
[14/21] Emitting module MGTools
[15/21] Compiling MGTools MG Math.swift
[16/21] Compiling MGTools MG SuperSwift.swift
[17/21] Compiling MGTools MG Matrix.swift
[18/22] Wrapping AST for MGTools for debugging
[20/25] Compiling Benchmarks main.swift
[21/25] Compiling Benchmarks Benchmarks.swift
[22/25] Emitting module Benchmarks
[23/26] Wrapping AST for Benchmarks for debugging
[24/26] Write Objects.LinkFileList
[25/26] Linking Benchmarks
Build complete! (14.87s)
Build complete.
{
  "dependencies" : [
  ],
  "manifest_display_name" : "BigNumber",
  "name" : "BigNumber",
  "path" : "/host/spi-builder-workspace",
  "platforms" : [
  ],
  "products" : [
    {
      "name" : "BigNumber",
      "targets" : [
        "BigNumber"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    },
    {
      "name" : "Benchmarks",
      "targets" : [
        "Benchmarks"
      ],
      "type" : {
        "executable" : null
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "MGToolsTests",
      "module_type" : "SwiftTarget",
      "name" : "MGToolsTests",
      "path" : "Tests/MGToolsTests",
      "sources" : [
        "MG Math Tests.swift",
        "MG Matrix Tests.swift"
      ],
      "target_dependencies" : [
        "MGTools"
      ],
      "type" : "test"
    },
    {
      "c99name" : "MGTools",
      "module_type" : "SwiftTarget",
      "name" : "MGTools",
      "path" : "Sources/MGTools",
      "product_memberships" : [
        "Benchmarks"
      ],
      "sources" : [
        "MG Benchmark Tools.swift",
        "MG Complex.swift",
        "MG IO.swift",
        "MG Math.swift",
        "MG Matrix.swift",
        "MG QueueDispatch.swift",
        "MG Storage.swift",
        "MG SuperSwift.swift"
      ],
      "target_dependencies" : [
        "BigNumber"
      ],
      "type" : "library"
    },
    {
      "c99name" : "BigNumberTests",
      "module_type" : "SwiftTarget",
      "name" : "BigNumberTests",
      "path" : "Tests/BigNumberTests",
      "sources" : [
        "BDoubleTests.swift",
        "BIntTests.swift",
        "Test_Advanced_Math.swift",
        "Test_BIntMath.swift",
        "Test_Basic_Math.swift",
        "Test_Initialization.swift",
        "Test_String_Conversions.swift"
      ],
      "target_dependencies" : [
        "BigNumber",
        "MGTools"
      ],
      "type" : "test"
    },
    {
      "c99name" : "BigNumber",
      "module_type" : "SwiftTarget",
      "name" : "BigNumber",
      "path" : "Sources/BigNumber",
      "product_memberships" : [
        "BigNumber",
        "Benchmarks"
      ],
      "sources" : [
        "Swift-Big-Number-Core.swift"
      ],
      "type" : "library"
    },
    {
      "c99name" : "Benchmarks",
      "module_type" : "SwiftTarget",
      "name" : "Benchmarks",
      "path" : "Sources/Benchmarks",
      "product_memberships" : [
        "Benchmarks"
      ],
      "sources" : [
        "Benchmarks.swift",
        "main.swift"
      ],
      "target_dependencies" : [
        "BigNumber",
        "MGTools"
      ],
      "type" : "executable"
    }
  ],
  "tools_version" : "4.2"
}
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.