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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 SwiftyVector, reference master (c79d21), with Swift 6.1 for Linux on 25 Apr 2025 09:10:40 UTC.

Swift 6 data race errors: 6

Build Command

bash -c docker run --pull=always --rm -v "checkouts-4606859-3":/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/koher/swiftyvector.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/koher/swiftyvector
 * branch            master     -> FETCH_HEAD
 * [new branch]      master     -> origin/master
HEAD is now at c79d21f Merge pull request #6 from koher/dev-0.3.2
Cloned https://github.com/koher/swiftyvector.git
Revision (git rev-parse @):
c79d21ffb8f2c969294b10a043348ddb9ee32684
SUCCESS checkout https://github.com/koher/swiftyvector.git at master
========================================
Build
========================================
Selected platform:         linux
Swift version:             6.1
Building package at path:  $PWD
https://github.com/koher/swiftyvector.git
https://github.com/koher/swiftyvector.git
WARNING: environment variable SUPPRESS_SWIFT_6_FLAGS is not set
{
  "dependencies" : [
  ],
  "manifest_display_name" : "SwiftyVector",
  "name" : "SwiftyVector",
  "path" : "/host/spi-builder-workspace",
  "platforms" : [
  ],
  "products" : [
    {
      "name" : "SwiftyVector",
      "targets" : [
        "SwiftyVector"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "SwiftyVectorTests",
      "module_type" : "SwiftTarget",
      "name" : "SwiftyVectorTests",
      "path" : "Tests/SwiftyVectorTests",
      "sources" : [
        "ConcreteTests.swift",
        "SwiftyVectorTests.swift",
        "Utils.swift"
      ],
      "target_dependencies" : [
        "SwiftyVector"
      ],
      "type" : "test"
    },
    {
      "c99name" : "SwiftyVector",
      "module_type" : "SwiftTarget",
      "name" : "SwiftyVector",
      "path" : "Sources/SwiftyVector",
      "product_memberships" : [
        "SwiftyVector"
      ],
      "sources" : [
        "Concrete.swift",
        "CoreGraphics.swift",
        "Vector.swift"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "4.0"
}
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-4606859-3":/host -w "$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
[3/6] Emitting module SwiftyVector
/host/spi-builder-workspace/Sources/SwiftyVector/Concrete.swift:78:23: warning: static property 'zero' is not concurrency-safe because non-'Sendable' type 'Vector2f' may have shared mutable state; this is an error in the Swift 6 language mode
 10 | #else
 11 |
 12 | public struct Vector2f: Vector {
    |               `- note: consider making struct 'Vector2f' conform to the 'Sendable' protocol
 13 |     public var x: Float
 14 |     public var y: Float
    :
 76 |     }
 77 |
 78 |     public static let zero: Vector2f = Vector2f(
    |                       |- warning: static property 'zero' is not concurrency-safe because non-'Sendable' type 'Vector2f' may have shared mutable state; this is an error in the Swift 6 language mode
    |                       |- note: add '@MainActor' to make static property 'zero' part of global actor 'MainActor'
    |                       `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
 79 |         x: 0,
 80 |         y: 0
/host/spi-builder-workspace/Sources/SwiftyVector/Concrete.swift:165:23: warning: static property 'zero' is not concurrency-safe because non-'Sendable' type 'Vector2' may have shared mutable state; this is an error in the Swift 6 language mode
 97 | #else
 98 |
 99 | public struct Vector2: Vector {
    |               `- note: consider making struct 'Vector2' conform to the 'Sendable' protocol
100 |     public var x: Double
101 |     public var y: Double
    :
163 |     }
164 |
165 |     public static let zero: Vector2 = Vector2(
    |                       |- warning: static property 'zero' is not concurrency-safe because non-'Sendable' type 'Vector2' may have shared mutable state; this is an error in the Swift 6 language mode
    |                       |- note: add '@MainActor' to make static property 'zero' part of global actor 'MainActor'
    |                       `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
166 |         x: 0,
167 |         y: 0
/host/spi-builder-workspace/Sources/SwiftyVector/Concrete.swift:270:23: warning: static property 'zero' is not concurrency-safe because non-'Sendable' type 'Vector3f' may have shared mutable state; this is an error in the Swift 6 language mode
184 | #else
185 |
186 | public struct Vector3f: Vector {
    |               `- note: consider making struct 'Vector3f' conform to the 'Sendable' protocol
187 |     public var x: Float
188 |     public var y: Float
    :
268 |     }
269 |
270 |     public static let zero: Vector3f = Vector3f(
    |                       |- warning: static property 'zero' is not concurrency-safe because non-'Sendable' type 'Vector3f' may have shared mutable state; this is an error in the Swift 6 language mode
    |                       |- note: add '@MainActor' to make static property 'zero' part of global actor 'MainActor'
    |                       `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
271 |         x: 0,
272 |         y: 0,
/host/spi-builder-workspace/Sources/SwiftyVector/Concrete.swift:376:23: warning: static property 'zero' is not concurrency-safe because non-'Sendable' type 'Vector3' may have shared mutable state; this is an error in the Swift 6 language mode
290 | #else
291 |
292 | public struct Vector3: Vector {
    |               `- note: consider making struct 'Vector3' conform to the 'Sendable' protocol
293 |     public var x: Double
294 |     public var y: Double
    :
374 |     }
375 |
376 |     public static let zero: Vector3 = Vector3(
    |                       |- warning: static property 'zero' is not concurrency-safe because non-'Sendable' type 'Vector3' may have shared mutable state; this is an error in the Swift 6 language mode
    |                       |- note: add '@MainActor' to make static property 'zero' part of global actor 'MainActor'
    |                       `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
377 |         x: 0,
378 |         y: 0,
/host/spi-builder-workspace/Sources/SwiftyVector/Concrete.swift:484:23: warning: static property 'zero' is not concurrency-safe because non-'Sendable' type 'Vector4f' may have shared mutable state; this is an error in the Swift 6 language mode
396 | #else
397 |
398 | public struct Vector4f: Vector {
    |               `- note: consider making struct 'Vector4f' conform to the 'Sendable' protocol
399 |     public var x: Float
400 |     public var y: Float
    :
482 |     }
483 |
484 |     public static let zero: Vector4f = Vector4f(
    |                       |- warning: static property 'zero' is not concurrency-safe because non-'Sendable' type 'Vector4f' may have shared mutable state; this is an error in the Swift 6 language mode
    |                       |- note: add '@MainActor' to make static property 'zero' part of global actor 'MainActor'
    |                       `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
485 |         x: 0,
486 |         y: 0,
/host/spi-builder-workspace/Sources/SwiftyVector/Concrete.swift:593:23: warning: static property 'zero' is not concurrency-safe because non-'Sendable' type 'Vector4' may have shared mutable state; this is an error in the Swift 6 language mode
505 | #else
506 |
507 | public struct Vector4: Vector {
    |               `- note: consider making struct 'Vector4' conform to the 'Sendable' protocol
508 |     public var x: Double
509 |     public var y: Double
    :
591 |     }
592 |
593 |     public static let zero: Vector4 = Vector4(
    |                       |- warning: static property 'zero' is not concurrency-safe because non-'Sendable' type 'Vector4' may have shared mutable state; this is an error in the Swift 6 language mode
    |                       |- note: add '@MainActor' to make static property 'zero' part of global actor 'MainActor'
    |                       `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
594 |         x: 0,
595 |         y: 0,
[4/6] Compiling SwiftyVector Concrete.swift
/host/spi-builder-workspace/Sources/SwiftyVector/Concrete.swift:78:23: warning: static property 'zero' is not concurrency-safe because non-'Sendable' type 'Vector2f' may have shared mutable state; this is an error in the Swift 6 language mode
 10 | #else
 11 |
 12 | public struct Vector2f: Vector {
    |               `- note: consider making struct 'Vector2f' conform to the 'Sendable' protocol
 13 |     public var x: Float
 14 |     public var y: Float
    :
 76 |     }
 77 |
 78 |     public static let zero: Vector2f = Vector2f(
    |                       |- warning: static property 'zero' is not concurrency-safe because non-'Sendable' type 'Vector2f' may have shared mutable state; this is an error in the Swift 6 language mode
    |                       |- note: add '@MainActor' to make static property 'zero' part of global actor 'MainActor'
    |                       `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
 79 |         x: 0,
 80 |         y: 0
/host/spi-builder-workspace/Sources/SwiftyVector/Concrete.swift:165:23: warning: static property 'zero' is not concurrency-safe because non-'Sendable' type 'Vector2' may have shared mutable state; this is an error in the Swift 6 language mode
 97 | #else
 98 |
 99 | public struct Vector2: Vector {
    |               `- note: consider making struct 'Vector2' conform to the 'Sendable' protocol
100 |     public var x: Double
101 |     public var y: Double
    :
163 |     }
164 |
165 |     public static let zero: Vector2 = Vector2(
    |                       |- warning: static property 'zero' is not concurrency-safe because non-'Sendable' type 'Vector2' may have shared mutable state; this is an error in the Swift 6 language mode
    |                       |- note: add '@MainActor' to make static property 'zero' part of global actor 'MainActor'
    |                       `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
166 |         x: 0,
167 |         y: 0
/host/spi-builder-workspace/Sources/SwiftyVector/Concrete.swift:270:23: warning: static property 'zero' is not concurrency-safe because non-'Sendable' type 'Vector3f' may have shared mutable state; this is an error in the Swift 6 language mode
184 | #else
185 |
186 | public struct Vector3f: Vector {
    |               `- note: consider making struct 'Vector3f' conform to the 'Sendable' protocol
187 |     public var x: Float
188 |     public var y: Float
    :
268 |     }
269 |
270 |     public static let zero: Vector3f = Vector3f(
    |                       |- warning: static property 'zero' is not concurrency-safe because non-'Sendable' type 'Vector3f' may have shared mutable state; this is an error in the Swift 6 language mode
    |                       |- note: add '@MainActor' to make static property 'zero' part of global actor 'MainActor'
    |                       `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
271 |         x: 0,
272 |         y: 0,
/host/spi-builder-workspace/Sources/SwiftyVector/Concrete.swift:376:23: warning: static property 'zero' is not concurrency-safe because non-'Sendable' type 'Vector3' may have shared mutable state; this is an error in the Swift 6 language mode
290 | #else
291 |
292 | public struct Vector3: Vector {
    |               `- note: consider making struct 'Vector3' conform to the 'Sendable' protocol
293 |     public var x: Double
294 |     public var y: Double
    :
374 |     }
375 |
376 |     public static let zero: Vector3 = Vector3(
    |                       |- warning: static property 'zero' is not concurrency-safe because non-'Sendable' type 'Vector3' may have shared mutable state; this is an error in the Swift 6 language mode
    |                       |- note: add '@MainActor' to make static property 'zero' part of global actor 'MainActor'
    |                       `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
377 |         x: 0,
378 |         y: 0,
/host/spi-builder-workspace/Sources/SwiftyVector/Concrete.swift:484:23: warning: static property 'zero' is not concurrency-safe because non-'Sendable' type 'Vector4f' may have shared mutable state; this is an error in the Swift 6 language mode
396 | #else
397 |
398 | public struct Vector4f: Vector {
    |               `- note: consider making struct 'Vector4f' conform to the 'Sendable' protocol
399 |     public var x: Float
400 |     public var y: Float
    :
482 |     }
483 |
484 |     public static let zero: Vector4f = Vector4f(
    |                       |- warning: static property 'zero' is not concurrency-safe because non-'Sendable' type 'Vector4f' may have shared mutable state; this is an error in the Swift 6 language mode
    |                       |- note: add '@MainActor' to make static property 'zero' part of global actor 'MainActor'
    |                       `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
485 |         x: 0,
486 |         y: 0,
/host/spi-builder-workspace/Sources/SwiftyVector/Concrete.swift:593:23: warning: static property 'zero' is not concurrency-safe because non-'Sendable' type 'Vector4' may have shared mutable state; this is an error in the Swift 6 language mode
505 | #else
506 |
507 | public struct Vector4: Vector {
    |               `- note: consider making struct 'Vector4' conform to the 'Sendable' protocol
508 |     public var x: Double
509 |     public var y: Double
    :
591 |     }
592 |
593 |     public static let zero: Vector4 = Vector4(
    |                       |- warning: static property 'zero' is not concurrency-safe because non-'Sendable' type 'Vector4' may have shared mutable state; this is an error in the Swift 6 language mode
    |                       |- note: add '@MainActor' to make static property 'zero' part of global actor 'MainActor'
    |                       `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
594 |         x: 0,
595 |         y: 0,
[5/6] Compiling SwiftyVector CoreGraphics.swift
[6/6] Compiling SwiftyVector Vector.swift
Build complete! (8.16s)
Build complete.
{
  "dependencies" : [
  ],
  "manifest_display_name" : "SwiftyVector",
  "name" : "SwiftyVector",
  "path" : "/host/spi-builder-workspace",
  "platforms" : [
  ],
  "products" : [
    {
      "name" : "SwiftyVector",
      "targets" : [
        "SwiftyVector"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "SwiftyVectorTests",
      "module_type" : "SwiftTarget",
      "name" : "SwiftyVectorTests",
      "path" : "Tests/SwiftyVectorTests",
      "sources" : [
        "ConcreteTests.swift",
        "SwiftyVectorTests.swift",
        "Utils.swift"
      ],
      "target_dependencies" : [
        "SwiftyVector"
      ],
      "type" : "test"
    },
    {
      "c99name" : "SwiftyVector",
      "module_type" : "SwiftTarget",
      "name" : "SwiftyVector",
      "path" : "Sources/SwiftyVector",
      "product_memberships" : [
        "SwiftyVector"
      ],
      "sources" : [
        "Concrete.swift",
        "CoreGraphics.swift",
        "Vector.swift"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "4.0"
}
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.