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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 UAParserSwift, reference master (a8057c), with Swift 6.1 for Linux on 26 Apr 2025 05:25:07 UTC.

Swift 6 data race errors: 5

Build Command

bash -c docker run --pull=always --rm -v "checkouts-4606859-2":/host -w "$PWD" registry.gitlab.com/finestructure/spi-images:basic-6.1-latest swift build --triple x86_64-unknown-linux-gnu -Xswiftc -Xfrontend -Xswiftc -stats-output-dir -Xswiftc -Xfrontend -Xswiftc .stats -Xswiftc -strict-concurrency=complete -Xswiftc -enable-upcoming-feature -Xswiftc StrictConcurrency -Xswiftc -enable-upcoming-feature -Xswiftc DisableOutwardActorInference -Xswiftc -enable-upcoming-feature -Xswiftc GlobalActorIsolatedTypesUsability -Xswiftc -enable-upcoming-feature -Xswiftc InferSendableFromCaptures 2>&1

Build Log

========================================
RunAll
========================================
Builder version: 4.61.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/malcommac/UAParserSwift.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/malcommac/UAParserSwift
 * branch            master     -> FETCH_HEAD
 * [new branch]      master     -> origin/master
HEAD is now at a8057c7 Merge branch 'release/1.2.1'
Cloned https://github.com/malcommac/UAParserSwift.git
Revision (git rev-parse @):
a8057c7cff60db2cdf31d0a0a68ce430754ab64e
SUCCESS checkout https://github.com/malcommac/UAParserSwift.git at master
========================================
Build
========================================
Selected platform:         linux
Swift version:             6.1
Building package at path:  $PWD
https://github.com/malcommac/UAParserSwift.git
https://github.com/malcommac/UAParserSwift.git
WARNING: environment variable SUPPRESS_SWIFT_6_FLAGS is not set
{
  "dependencies" : [
  ],
  "manifest_display_name" : "UAParserSwift",
  "name" : "UAParserSwift",
  "path" : "/host/spi-builder-workspace",
  "platforms" : [
    {
      "name" : "macos",
      "version" : "10.15"
    },
    {
      "name" : "ios",
      "version" : "11.0"
    }
  ],
  "products" : [
    {
      "name" : "UAParserSwift",
      "targets" : [
        "UAParserSwift"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "UAParserSwiftTests",
      "module_type" : "SwiftTarget",
      "name" : "UAParserSwiftTests",
      "path" : "Tests/UAParserSwiftTests",
      "sources" : [
        "UAParserSwift_Tests.swift"
      ],
      "target_dependencies" : [
        "UAParserSwift"
      ],
      "type" : "test"
    },
    {
      "c99name" : "UAParserSwift",
      "module_type" : "SwiftTarget",
      "name" : "UAParserSwift",
      "path" : "Sources/UAParserSwift",
      "product_memberships" : [
        "UAParserSwift"
      ],
      "sources" : [
        "UAParserSwift.swift"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "5.3"
}
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-4606859-2":/host -w "$PWD" registry.gitlab.com/finestructure/spi-images:basic-6.1-latest swift build --triple x86_64-unknown-linux-gnu -Xswiftc -Xfrontend -Xswiftc -stats-output-dir -Xswiftc -Xfrontend -Xswiftc .stats -Xswiftc -strict-concurrency=complete -Xswiftc -enable-upcoming-feature -Xswiftc StrictConcurrency -Xswiftc -enable-upcoming-feature -Xswiftc DisableOutwardActorInference -Xswiftc -enable-upcoming-feature -Xswiftc GlobalActorIsolatedTypesUsability -Xswiftc -enable-upcoming-feature -Xswiftc InferSendableFromCaptures 2>&1
basic-6.1-latest: Pulling from finestructure/spi-images
Digest: sha256:3bdcac04179f4ed3e5b8e9dbd6e74bbf5ebc0f4fde48bbaad7d1e5c757e65bcb
Status: Image is up to date for registry.gitlab.com/finestructure/spi-images:basic-6.1-latest
Building for debugging...
[0/2] Write sources
[1/2] Write swift-version-24593BA9C3E375BF.txt
[3/4] Emitting module UAParserSwift
/host/spi-builder-workspace/Sources/UAParserSwift/UAParserSwift.swift:298:13: warning: static property 'browsers' is not concurrency-safe because non-'Sendable' type '[Rule]' may have shared mutable state; this is an error in the Swift 6 language mode
135 |
136 | /// Define a single rule to execute
137 | internal struct Rule {
    |                 `- note: consider making struct 'Rule' conform to the 'Sendable' protocol
138 |
139 | 	/// Set of regular expressions which can validate the rule
    :
296 |
297 | 	/// Browsers
298 | 	static let browsers: [Rule] = [
    |             |- warning: static property 'browsers' is not concurrency-safe because non-'Sendable' type '[Rule]' may have shared mutable state; this is an error in the Swift 6 language mode
    |             |- note: add '@MainActor' to make static property 'browsers' part of global actor 'MainActor'
    |             `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
299 | 		Rule([
300 | 			"(opera\\smini)\\/([\\w\\.-]+)", // Opera Mini
/host/spi-builder-workspace/Sources/UAParserSwift/UAParserSwift.swift:417:13: warning: static property 'cpu' is not concurrency-safe because non-'Sendable' type '[Rule]' may have shared mutable state; this is an error in the Swift 6 language mode
135 |
136 | /// Define a single rule to execute
137 | internal struct Rule {
    |                 `- note: consider making struct 'Rule' conform to the 'Sendable' protocol
138 |
139 | 	/// Set of regular expressions which can validate the rule
    :
415 |
416 | 	/// CPU Architectures
417 | 	static let cpu: [Rule] = [
    |             |- warning: static property 'cpu' is not concurrency-safe because non-'Sendable' type '[Rule]' may have shared mutable state; this is an error in the Swift 6 language mode
    |             |- note: add '@MainActor' to make static property 'cpu' part of global actor 'MainActor'
    |             `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
418 | 		Rule([
419 | 			"(?:(amd|x(?:(?:86|64)[_-])?|wow|win)64)[;\\)]", // AMD64
/host/spi-builder-workspace/Sources/UAParserSwift/UAParserSwift.swift:442:13: warning: static property 'device' is not concurrency-safe because non-'Sendable' type '[Rule]' may have shared mutable state; this is an error in the Swift 6 language mode
135 |
136 | /// Define a single rule to execute
137 | internal struct Rule {
    |                 `- note: consider making struct 'Rule' conform to the 'Sendable' protocol
138 |
139 | 	/// Set of regular expressions which can validate the rule
    :
440 |
441 | 	/// Devices
442 | 	static let device: [Rule] = [
    |             |- warning: static property 'device' is not concurrency-safe because non-'Sendable' type '[Rule]' may have shared mutable state; this is an error in the Swift 6 language mode
    |             |- note: add '@MainActor' to make static property 'device' part of global actor 'MainActor'
    |             `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
443 | 		Rule([
444 | 			"\\((ipad|playbook);[\\w\\s\\);-]+(rim|apple)", // iPad/PlayBook
/host/spi-builder-workspace/Sources/UAParserSwift/UAParserSwift.swift:695:13: warning: static property 'engine' is not concurrency-safe because non-'Sendable' type '[Rule]' may have shared mutable state; this is an error in the Swift 6 language mode
135 |
136 | /// Define a single rule to execute
137 | internal struct Rule {
    |                 `- note: consider making struct 'Rule' conform to the 'Sendable' protocol
138 |
139 | 	/// Set of regular expressions which can validate the rule
    :
693 |
694 | 	/// Browser Engines
695 | 	static let engine: [Rule] = [
    |             |- warning: static property 'engine' is not concurrency-safe because non-'Sendable' type '[Rule]' may have shared mutable state; this is an error in the Swift 6 language mode
    |             |- note: add '@MainActor' to make static property 'engine' part of global actor 'MainActor'
    |             `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
696 | 		Rule([
697 | 			"windows.+\\sedge\\/([\\w\\.]+)", // EdgeHTML
/host/spi-builder-workspace/Sources/UAParserSwift/UAParserSwift.swift:711:13: warning: static property 'os' is not concurrency-safe because non-'Sendable' type '[Rule]' may have shared mutable state; this is an error in the Swift 6 language mode
135 |
136 | /// Define a single rule to execute
137 | internal struct Rule {
    |                 `- note: consider making struct 'Rule' conform to the 'Sendable' protocol
138 |
139 | 	/// Set of regular expressions which can validate the rule
    :
709 |
710 | 	/// Operating Systems
711 | 	static let os: [Rule] = [
    |             |- warning: static property 'os' is not concurrency-safe because non-'Sendable' type '[Rule]' may have shared mutable state; this is an error in the Swift 6 language mode
    |             |- note: add '@MainActor' to make static property 'os' part of global actor 'MainActor'
    |             `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
712 | 		Rule([
713 | 			// Windows based
[4/4] Compiling UAParserSwift UAParserSwift.swift
/host/spi-builder-workspace/Sources/UAParserSwift/UAParserSwift.swift:298:13: warning: static property 'browsers' is not concurrency-safe because non-'Sendable' type '[Rule]' may have shared mutable state; this is an error in the Swift 6 language mode
135 |
136 | /// Define a single rule to execute
137 | internal struct Rule {
    |                 `- note: consider making struct 'Rule' conform to the 'Sendable' protocol
138 |
139 | 	/// Set of regular expressions which can validate the rule
    :
296 |
297 | 	/// Browsers
298 | 	static let browsers: [Rule] = [
    |             |- warning: static property 'browsers' is not concurrency-safe because non-'Sendable' type '[Rule]' may have shared mutable state; this is an error in the Swift 6 language mode
    |             |- note: add '@MainActor' to make static property 'browsers' part of global actor 'MainActor'
    |             `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
299 | 		Rule([
300 | 			"(opera\\smini)\\/([\\w\\.-]+)", // Opera Mini
/host/spi-builder-workspace/Sources/UAParserSwift/UAParserSwift.swift:417:13: warning: static property 'cpu' is not concurrency-safe because non-'Sendable' type '[Rule]' may have shared mutable state; this is an error in the Swift 6 language mode
135 |
136 | /// Define a single rule to execute
137 | internal struct Rule {
    |                 `- note: consider making struct 'Rule' conform to the 'Sendable' protocol
138 |
139 | 	/// Set of regular expressions which can validate the rule
    :
415 |
416 | 	/// CPU Architectures
417 | 	static let cpu: [Rule] = [
    |             |- warning: static property 'cpu' is not concurrency-safe because non-'Sendable' type '[Rule]' may have shared mutable state; this is an error in the Swift 6 language mode
    |             |- note: add '@MainActor' to make static property 'cpu' part of global actor 'MainActor'
    |             `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
418 | 		Rule([
419 | 			"(?:(amd|x(?:(?:86|64)[_-])?|wow|win)64)[;\\)]", // AMD64
/host/spi-builder-workspace/Sources/UAParserSwift/UAParserSwift.swift:442:13: warning: static property 'device' is not concurrency-safe because non-'Sendable' type '[Rule]' may have shared mutable state; this is an error in the Swift 6 language mode
135 |
136 | /// Define a single rule to execute
137 | internal struct Rule {
    |                 `- note: consider making struct 'Rule' conform to the 'Sendable' protocol
138 |
139 | 	/// Set of regular expressions which can validate the rule
    :
440 |
441 | 	/// Devices
442 | 	static let device: [Rule] = [
    |             |- warning: static property 'device' is not concurrency-safe because non-'Sendable' type '[Rule]' may have shared mutable state; this is an error in the Swift 6 language mode
    |             |- note: add '@MainActor' to make static property 'device' part of global actor 'MainActor'
    |             `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
443 | 		Rule([
444 | 			"\\((ipad|playbook);[\\w\\s\\);-]+(rim|apple)", // iPad/PlayBook
/host/spi-builder-workspace/Sources/UAParserSwift/UAParserSwift.swift:695:13: warning: static property 'engine' is not concurrency-safe because non-'Sendable' type '[Rule]' may have shared mutable state; this is an error in the Swift 6 language mode
135 |
136 | /// Define a single rule to execute
137 | internal struct Rule {
    |                 `- note: consider making struct 'Rule' conform to the 'Sendable' protocol
138 |
139 | 	/// Set of regular expressions which can validate the rule
    :
693 |
694 | 	/// Browser Engines
695 | 	static let engine: [Rule] = [
    |             |- warning: static property 'engine' is not concurrency-safe because non-'Sendable' type '[Rule]' may have shared mutable state; this is an error in the Swift 6 language mode
    |             |- note: add '@MainActor' to make static property 'engine' part of global actor 'MainActor'
    |             `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
696 | 		Rule([
697 | 			"windows.+\\sedge\\/([\\w\\.]+)", // EdgeHTML
/host/spi-builder-workspace/Sources/UAParserSwift/UAParserSwift.swift:711:13: warning: static property 'os' is not concurrency-safe because non-'Sendable' type '[Rule]' may have shared mutable state; this is an error in the Swift 6 language mode
135 |
136 | /// Define a single rule to execute
137 | internal struct Rule {
    |                 `- note: consider making struct 'Rule' conform to the 'Sendable' protocol
138 |
139 | 	/// Set of regular expressions which can validate the rule
    :
709 |
710 | 	/// Operating Systems
711 | 	static let os: [Rule] = [
    |             |- warning: static property 'os' is not concurrency-safe because non-'Sendable' type '[Rule]' may have shared mutable state; this is an error in the Swift 6 language mode
    |             |- note: add '@MainActor' to make static property 'os' part of global actor 'MainActor'
    |             `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
712 | 		Rule([
713 | 			// Windows based
Build complete! (14.13s)
Build complete.
{
  "dependencies" : [
  ],
  "manifest_display_name" : "UAParserSwift",
  "name" : "UAParserSwift",
  "path" : "/host/spi-builder-workspace",
  "platforms" : [
    {
      "name" : "macos",
      "version" : "10.15"
    },
    {
      "name" : "ios",
      "version" : "11.0"
    }
  ],
  "products" : [
    {
      "name" : "UAParserSwift",
      "targets" : [
        "UAParserSwift"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "UAParserSwiftTests",
      "module_type" : "SwiftTarget",
      "name" : "UAParserSwiftTests",
      "path" : "Tests/UAParserSwiftTests",
      "sources" : [
        "UAParserSwift_Tests.swift"
      ],
      "target_dependencies" : [
        "UAParserSwift"
      ],
      "type" : "test"
    },
    {
      "c99name" : "UAParserSwift",
      "module_type" : "SwiftTarget",
      "name" : "UAParserSwift",
      "path" : "Sources/UAParserSwift",
      "product_memberships" : [
        "UAParserSwift"
      ],
      "sources" : [
        "UAParserSwift.swift"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "5.3"
}
basic-6.1-latest: Pulling from finestructure/spi-images
Digest: sha256:3bdcac04179f4ed3e5b8e9dbd6e74bbf5ebc0f4fde48bbaad7d1e5c757e65bcb
Status: Image is up to date for registry.gitlab.com/finestructure/spi-images:basic-6.1-latest
Done.