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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 Version, reference master (c8e352), with Swift 6.0 for Linux on 31 Oct 2024 23:02:28 UTC.

Swift 6 data race errors: 2

Build Command

bash -c docker run --pull=always --rm -v "checkouts-4606859-1":/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/mrackwitz/Version.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/mrackwitz/Version
 * branch            master     -> FETCH_HEAD
 * [new branch]      master     -> origin/master
HEAD is now at c8e3521 [PodSpec] bump mimimum iOS deployment target version
Cloned https://github.com/mrackwitz/Version.git
Revision (git rev-parse @):
c8e3521a9cc592bd8879bcf6f96ebab12f952900
SUCCESS checkout https://github.com/mrackwitz/Version.git at master
========================================
Build
========================================
Selected platform:         linux
Swift version:             6.0
Building package at path:  $PWD
https://github.com/mrackwitz/Version.git
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-4606859-1":/host -w "$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...
[0/2] Write sources
[1/2] Write swift-version-24593BA9C3E375BF.txt
[3/6] Compiling Version Version.swift
/host/spi-builder-workspace/Sources/Version/Version.swift:87:28: warning: static property 'strictParser' is not concurrency-safe because non-'Sendable' type 'VersionParser' may have shared mutable state; this is an error in the Swift 6 language mode
 85 |     public var build: String?
 86 |
 87 |     fileprivate static let strictParser = VersionParser(strict: true)
    |                            |- warning: static property 'strictParser' is not concurrency-safe because non-'Sendable' type 'VersionParser' may have shared mutable state; this is an error in the Swift 6 language mode
    |                            |- note: annotate 'strictParser' 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
 88 |     fileprivate static let lenientParser = VersionParser(strict: false)
 89 |
/host/spi-builder-workspace/Sources/Version/VersionParser.swift:20:15: note: consider making struct 'VersionParser' conform to the 'Sendable' protocol
 18 | }
 19 |
 20 | public struct VersionParser {
    |               `- note: consider making struct 'VersionParser' conform to the 'Sendable' protocol
 21 |     static func versionPattern(strict: Bool, anchored: Bool) -> Regex {
 22 |         let number = VersionParser.numberPatternString(strict: strict)
/host/spi-builder-workspace/Sources/Version/Version.swift:88:28: warning: static property 'lenientParser' is not concurrency-safe because non-'Sendable' type 'VersionParser' may have shared mutable state; this is an error in the Swift 6 language mode
 86 |
 87 |     fileprivate static let strictParser = VersionParser(strict: true)
 88 |     fileprivate static let lenientParser = VersionParser(strict: false)
    |                            |- warning: static property 'lenientParser' is not concurrency-safe because non-'Sendable' type 'VersionParser' may have shared mutable state; this is an error in the Swift 6 language mode
    |                            |- note: annotate 'lenientParser' 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
 89 |
 90 |     /// Initialize a version from its components.
/host/spi-builder-workspace/Sources/Version/VersionParser.swift:20:15: note: consider making struct 'VersionParser' conform to the 'Sendable' protocol
 18 | }
 19 |
 20 | public struct VersionParser {
    |               `- note: consider making struct 'VersionParser' conform to the 'Sendable' protocol
 21 |     static func versionPattern(strict: Bool, anchored: Bool) -> Regex {
 22 |         let number = VersionParser.numberPatternString(strict: strict)
[4/6] Compiling Version Regex.swift
[5/6] Emitting module Version
/host/spi-builder-workspace/Sources/Version/Version.swift:87:28: warning: static property 'strictParser' is not concurrency-safe because non-'Sendable' type 'VersionParser' may have shared mutable state; this is an error in the Swift 6 language mode
 85 |     public var build: String?
 86 |
 87 |     fileprivate static let strictParser = VersionParser(strict: true)
    |                            |- warning: static property 'strictParser' is not concurrency-safe because non-'Sendable' type 'VersionParser' may have shared mutable state; this is an error in the Swift 6 language mode
    |                            |- note: annotate 'strictParser' 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
 88 |     fileprivate static let lenientParser = VersionParser(strict: false)
 89 |
/host/spi-builder-workspace/Sources/Version/VersionParser.swift:20:15: note: consider making struct 'VersionParser' conform to the 'Sendable' protocol
 18 | }
 19 |
 20 | public struct VersionParser {
    |               `- note: consider making struct 'VersionParser' conform to the 'Sendable' protocol
 21 |     static func versionPattern(strict: Bool, anchored: Bool) -> Regex {
 22 |         let number = VersionParser.numberPatternString(strict: strict)
/host/spi-builder-workspace/Sources/Version/Version.swift:88:28: warning: static property 'lenientParser' is not concurrency-safe because non-'Sendable' type 'VersionParser' may have shared mutable state; this is an error in the Swift 6 language mode
 86 |
 87 |     fileprivate static let strictParser = VersionParser(strict: true)
 88 |     fileprivate static let lenientParser = VersionParser(strict: false)
    |                            |- warning: static property 'lenientParser' is not concurrency-safe because non-'Sendable' type 'VersionParser' may have shared mutable state; this is an error in the Swift 6 language mode
    |                            |- note: annotate 'lenientParser' 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
 89 |
 90 |     /// Initialize a version from its components.
/host/spi-builder-workspace/Sources/Version/VersionParser.swift:20:15: note: consider making struct 'VersionParser' conform to the 'Sendable' protocol
 18 | }
 19 |
 20 | public struct VersionParser {
    |               `- note: consider making struct 'VersionParser' conform to the 'Sendable' protocol
 21 |     static func versionPattern(strict: Bool, anchored: Bool) -> Regex {
 22 |         let number = VersionParser.numberPatternString(strict: strict)
[6/6] Compiling Version VersionParser.swift
Build complete! (9.43s)
Build complete.
{
  "dependencies" : [
  ],
  "manifest_display_name" : "Version",
  "name" : "Version",
  "path" : "/host/spi-builder-workspace",
  "platforms" : [
  ],
  "products" : [
    {
      "name" : "Version",
      "targets" : [
        "Version"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "VersionTests",
      "module_type" : "SwiftTarget",
      "name" : "VersionTests",
      "path" : "Tests/VersionTests",
      "sources" : [
        "VersionParserTests.swift",
        "VersionTests.swift",
        "XCTestManifests.swift"
      ],
      "target_dependencies" : [
        "Version"
      ],
      "type" : "test"
    },
    {
      "c99name" : "Version",
      "module_type" : "SwiftTarget",
      "name" : "Version",
      "path" : "Sources/Version",
      "product_memberships" : [
        "Version"
      ],
      "sources" : [
        "Regex.swift",
        "Version.swift",
        "VersionParser.swift"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "5.1"
}
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
Done.