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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 Archery with Swift 6.0 for macOS (SPM).

Swift 6 data race errors: 3

Build Command

env DEVELOPER_DIR=/Applications/Xcode-15.3.0.app xcrun --toolchain org.swift.600202405261a swift build --arch arm64 -Xswiftc -Xfrontend -Xswiftc -stats-output-dir -Xswiftc -Xfrontend -Xswiftc .stats -Xswiftc -strict-concurrency=complete

Build Log

========================================
RunAll
========================================
Builder version: 4.40.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/vknabel/archery.git
Reference: master
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/vknabel/archery
 * branch            master     -> FETCH_HEAD
 * [new branch]      master     -> origin/master
HEAD is now at 4235239 Merge pull request #14 from vknabel/dependabot/bundler/activesupport-7.0.4.3
Cloned https://github.com/vknabel/archery.git
Revision (git rev-parse @):
423523973f6a14c4c33632262be094a66d4a7b52
SUCCESS checkout https://github.com/vknabel/archery.git at master
========================================
Build
========================================
Selected platform:         macosSpm
Swift version:             6.0
Building package at path:  $workDir
https://github.com/vknabel/archery.git
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-15.3.0.app xcrun --toolchain org.swift.600202405261a swift build --arch arm64 -Xswiftc -Xfrontend -Xswiftc -stats-output-dir -Xswiftc -Xfrontend -Xswiftc .stats -Xswiftc -strict-concurrency=complete
Building for debugging...
[0/15] Write sources
[2/15] Write archery-entitlement.plist
[4/15] Write sources
[5/15] Write swift-version-6F35C1178C84523A.txt
[6/15] Compiling reader.c
[7/15] Compiling api.c
[8/15] Compiling emitter.c
[9/15] Compiling parser.c
[10/15] Compiling writer.c
[11/15] Compiling scanner.c
[13/30] Compiling Yams Tag.swift
[14/30] Compiling Yams Mark.swift
[15/30] Compiling Yams Node.Mapping.swift
[16/30] Compiling Yams Resolver.swift
[17/30] Compiling Yams String+Yams.swift
[18/30] Compiling Yams Node.swift
[19/30] Compiling Yams Parser.swift
[20/31] Compiling Yams Constructor.swift
[21/31] Compiling Yams Decoder.swift
[22/31] Compiling Yams Emitter.swift
[23/31] Compiling Yams Encoder.swift
[24/31] Emitting module Yams
[25/31] Compiling Yams Node.Scalar.swift
[26/31] Compiling Yams Node.Sequence.swift
[27/31] Compiling Yams Representer.swift
[28/31] Compiling Yams YamlError.swift
[29/45] Compiling ArcheryKit RawDataFormat.swift
[30/45] Compiling ArcheryKit ProcessScheduler.swift
/Users/admin/builder/spi-builder-workspace/Sources/ArcheryKit/ProcessScheduler.swift:13:24: warning: static property 'lock' is not concurrency-safe because it is non-isolated global shared mutable state; this is an error in the Swift 6 language mode
11 |
12 | class ProcessScheduler {
13 |     private static var lock = NSLock()
   |                        |- warning: static property 'lock' 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 'lock' to a 'let' constant to make 'Sendable' shared state immutable
   |                        |- note: annotate 'lock' 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
14 |     static var scheduledProcesses: [ObjectIdentifier: Process] = [:]
15 |
/Users/admin/builder/spi-builder-workspace/Sources/ArcheryKit/ProcessScheduler.swift:14:16: warning: static property 'scheduledProcesses' is not concurrency-safe because it is non-isolated global shared mutable state; this is an error in the Swift 6 language mode
12 | class ProcessScheduler {
13 |     private static var lock = NSLock()
14 |     static var scheduledProcesses: [ObjectIdentifier: Process] = [:]
   |                |- warning: static property 'scheduledProcesses' 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 'scheduledProcesses' to a 'let' constant to make 'Sendable' shared state immutable
   |                |- note: annotate 'scheduledProcesses' 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 |
16 |     static func run(_ process: Process) throws {
/Users/admin/builder/spi-builder-workspace/Sources/ArcheryKit/ProcessScheduler.swift:53:24: warning: static property 'hasBeenPrepared' is not concurrency-safe because it is non-isolated global shared mutable state; this is an error in the Swift 6 language mode
51 |
52 | extension ProcessScheduler {
53 |     private static var hasBeenPrepared = false
   |                        |- warning: static property 'hasBeenPrepared' 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 'hasBeenPrepared' to a 'let' constant to make 'Sendable' shared state immutable
   |                        |- note: annotate 'hasBeenPrepared' 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
54 |     private static func prepare() {
55 |         if hasBeenPrepared { return }
[31/45] Compiling ArcheryKit Path.swift
[32/45] Compiling ArcheryKit Metadata.swift
[33/45] Compiling ArcheryKit OfferingMetadata.swift
[34/45] Compiling ArcheryKit ScriptExecution.swift
[35/45] Compiling ArcheryKit LabeledScript.swift
[36/45] Compiling ArcheryKit LegacyScript.swift
[37/45] Compiling ArcheryKit Script.swift
[38/46] Compiling ArcheryKit Archerfile.swift
[39/46] Compiling ArcheryKit Archery.swift
[40/46] Emitting module ArcheryKit
/Users/admin/builder/spi-builder-workspace/Sources/ArcheryKit/ProcessScheduler.swift:13:24: warning: static property 'lock' is not concurrency-safe because it is non-isolated global shared mutable state; this is an error in the Swift 6 language mode
11 |
12 | class ProcessScheduler {
13 |     private static var lock = NSLock()
   |                        |- warning: static property 'lock' 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 'lock' to a 'let' constant to make 'Sendable' shared state immutable
   |                        |- note: annotate 'lock' 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
14 |     static var scheduledProcesses: [ObjectIdentifier: Process] = [:]
15 |
/Users/admin/builder/spi-builder-workspace/Sources/ArcheryKit/ProcessScheduler.swift:14:16: warning: static property 'scheduledProcesses' is not concurrency-safe because it is non-isolated global shared mutable state; this is an error in the Swift 6 language mode
12 | class ProcessScheduler {
13 |     private static var lock = NSLock()
14 |     static var scheduledProcesses: [ObjectIdentifier: Process] = [:]
   |                |- warning: static property 'scheduledProcesses' 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 'scheduledProcesses' to a 'let' constant to make 'Sendable' shared state immutable
   |                |- note: annotate 'scheduledProcesses' 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 |
16 |     static func run(_ process: Process) throws {
/Users/admin/builder/spi-builder-workspace/Sources/ArcheryKit/ProcessScheduler.swift:53:24: warning: static property 'hasBeenPrepared' is not concurrency-safe because it is non-isolated global shared mutable state; this is an error in the Swift 6 language mode
51 |
52 | extension ProcessScheduler {
53 |     private static var hasBeenPrepared = false
   |                        |- warning: static property 'hasBeenPrepared' 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 'hasBeenPrepared' to a 'let' constant to make 'Sendable' shared state immutable
   |                        |- note: annotate 'hasBeenPrepared' 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
54 |     private static func prepare() {
55 |         if hasBeenPrepared { return }
[41/46] Compiling ArcheryKit ArcheryError.swift
[42/46] Compiling ArcheryKit ExecutionContext.swift
[43/46] Compiling ArcheryKit Version.generated.swift
[44/55] Compiling ArcheryInterface InitCommand+Contents.swift
[45/55] Compiling ArcheryInterface VersionCommand.swift
[46/55] Compiling ArcheryInterface HelpCommand.swift
[47/55] Compiling ArcheryInterface Command.swift
[48/55] Compiling ArcheryInterface InitCommand.swift
[49/55] Compiling ArcheryInterface ExecutionCommand.swift
[50/55] Compiling ArcheryInterface ApiLevelCommand.swift
[51/55] Emitting module ArcheryInterface
[52/55] Compiling ArcheryInterface ArcheryInterface.swift
[53/57] Emitting module Archery
[54/57] Compiling Archery main.swift
[54/57] Write Objects.LinkFileList
[55/57] Linking archery
[56/57] Applying archery
Build complete! (30.91s)
Fetching https://github.com/jpsim/Yams.git
[1/9337] Fetching yams
Fetched https://github.com/jpsim/Yams.git from cache (2.12s)
Computing version for https://github.com/jpsim/Yams.git
Computed https://github.com/jpsim/Yams.git at 5.0.1 (0.67s)
Creating working copy for https://github.com/jpsim/Yams.git
Working copy of https://github.com/jpsim/Yams.git resolved at 5.0.1
Build complete.
{
  "dependencies" : [
    {
      "identity" : "yams",
      "requirement" : {
        "range" : [
          {
            "lower_bound" : "5.0.1",
            "upper_bound" : "6.0.0"
          }
        ]
      },
      "type" : "sourceControl",
      "url" : "https://github.com/jpsim/Yams.git"
    }
  ],
  "manifest_display_name" : "Archery",
  "name" : "Archery",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
  ],
  "products" : [
    {
      "name" : "archery",
      "targets" : [
        "Archery"
      ],
      "type" : {
        "executable" : null
      }
    },
    {
      "name" : "ArcheryKit",
      "targets" : [
        "ArcheryKit"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    },
    {
      "name" : "ArcheryInterface",
      "targets" : [
        "ArcheryInterface"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "ArcheryKitTests",
      "module_type" : "SwiftTarget",
      "name" : "ArcheryKitTests",
      "path" : "Tests/ArcheryKitTests",
      "sources" : [
        "ArcherfileParsingTests.swift",
        "ArcheryKitTests.swift",
        "ArcheryTests.swift",
        "MetadataTests.swift",
        "ScriptParsingTests.swift",
        "XCTestManifests.swift"
      ],
      "target_dependencies" : [
        "ArcheryKit"
      ],
      "type" : "test"
    },
    {
      "c99name" : "ArcheryKit",
      "module_type" : "SwiftTarget",
      "name" : "ArcheryKit",
      "path" : "Sources/ArcheryKit",
      "product_dependencies" : [
        "Yams"
      ],
      "product_memberships" : [
        "archery",
        "ArcheryKit",
        "ArcheryInterface"
      ],
      "sources" : [
        "Archerfile.swift",
        "Archery.swift",
        "ArcheryError.swift",
        "ExecutionContext.swift",
        "LabeledScript.swift",
        "LegacyScript.swift",
        "Metadata.swift",
        "OfferingMetadata.swift",
        "Path.swift",
        "ProcessScheduler.swift",
        "RawDataFormat.swift",
        "Script.swift",
        "ScriptExecution.swift",
        "Version.generated.swift"
      ],
      "type" : "library"
    },
    {
      "c99name" : "ArcheryInterfaceTests",
      "module_type" : "SwiftTarget",
      "name" : "ArcheryInterfaceTests",
      "path" : "Tests/ArcheryInterfaceTests",
      "sources" : [
        "ArcheryInterfaceTests.swift",
        "InitCommandTests.swift",
        "XCTestManifests.swift"
      ],
      "target_dependencies" : [
        "ArcheryInterface"
      ],
      "type" : "test"
    },
    {
      "c99name" : "ArcheryInterface",
      "module_type" : "SwiftTarget",
      "name" : "ArcheryInterface",
      "path" : "Sources/ArcheryInterface",
      "product_memberships" : [
        "archery",
        "ArcheryInterface"
      ],
      "sources" : [
        "ArcheryInterface.swift",
        "Command.swift",
        "Commands/ApiLevelCommand.swift",
        "Commands/ExecutionCommand.swift",
        "Commands/HelpCommand.swift",
        "Commands/InitCommand.swift",
        "Commands/VersionCommand.swift",
        "InitCommand+Contents.swift"
      ],
      "target_dependencies" : [
        "ArcheryKit"
      ],
      "type" : "library"
    },
    {
      "c99name" : "Archery",
      "module_type" : "SwiftTarget",
      "name" : "Archery",
      "path" : "Sources/Archery",
      "product_memberships" : [
        "archery"
      ],
      "sources" : [
        "main.swift"
      ],
      "target_dependencies" : [
        "ArcheryInterface"
      ],
      "type" : "executable"
    }
  ],
  "tools_version" : "5.4"
}
Done.
This is a staging environment. For live and up-to-date package information, visit swiftpackageindex.com.