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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 La, reference 0.9.1 (e4c17b), with Swift 6.1 for Linux on 25 Apr 2025 12:44:05 UTC.

Swift 6 data race errors: 0

Build Command

bash -c docker run --pull=always --rm -v "checkouts-4606859-0":/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/mitsuse/la.git
Reference: 0.9.1
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/mitsuse/la
 * tag               0.9.1      -> FETCH_HEAD
HEAD is now at e4c17b1 0.9.1
Cloned https://github.com/mitsuse/la.git
Revision (git rev-parse @):
e4c17b1bdb560d9f5507d32309653b65b1bb23fd
SUCCESS checkout https://github.com/mitsuse/la.git at 0.9.1
========================================
Build
========================================
Selected platform:         linux
Swift version:             6.1
Building package at path:  $PWD
https://github.com/mitsuse/la.git
https://github.com/mitsuse/la.git
WARNING: environment variable SUPPRESS_SWIFT_6_FLAGS is not set
{
  "dependencies" : [
  ],
  "manifest_display_name" : "La",
  "name" : "La",
  "path" : "/host/spi-builder-workspace",
  "platforms" : [
  ],
  "products" : [
    {
      "name" : "La",
      "targets" : [
        "La"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "swift_languages_versions" : [
    "4"
  ],
  "targets" : [
    {
      "c99name" : "LaTests",
      "module_type" : "SwiftTarget",
      "name" : "LaTests",
      "path" : "Tests/LaTests",
      "sources" : [
        "La.swift"
      ],
      "target_dependencies" : [
        "La"
      ],
      "type" : "test"
    },
    {
      "c99name" : "La",
      "module_type" : "SwiftTarget",
      "name" : "La",
      "path" : "Sources/La",
      "product_memberships" : [
        "La"
      ],
      "sources" : [
        "Arithmetic.swift",
        "Field.swift",
        "La.swift",
        "Matrix.swift",
        "Matrix_1x1.swift",
        "Matrix_1xN.swift",
        "Matrix_Mx1.swift",
        "Matrix_NxN.swift",
        "Size.swift",
        "_Development.swift"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "4.0"
}
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-4606859-0":/host -w "$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
[3/12] Compiling La Matrix_Mx1.swift
[4/12] Compiling La Matrix_1xN.swift
[5/13] Compiling La La.swift
[6/13] Compiling La Matrix.swift
[7/13] Emitting module La
[8/13] Compiling La Arithmetic.swift
[9/13] Compiling La Field.swift
[10/13] Compiling La _Development.swift
[11/13] Compiling La Size.swift
[12/13] Compiling La Matrix_NxN.swift
[13/13] Compiling La Matrix_1x1.swift
Build complete! (4.55s)
Build complete.
{
  "dependencies" : [
  ],
  "manifest_display_name" : "La",
  "name" : "La",
  "path" : "/host/spi-builder-workspace",
  "platforms" : [
  ],
  "products" : [
    {
      "name" : "La",
      "targets" : [
        "La"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "swift_languages_versions" : [
    "4"
  ],
  "targets" : [
    {
      "c99name" : "LaTests",
      "module_type" : "SwiftTarget",
      "name" : "LaTests",
      "path" : "Tests/LaTests",
      "sources" : [
        "La.swift"
      ],
      "target_dependencies" : [
        "La"
      ],
      "type" : "test"
    },
    {
      "c99name" : "La",
      "module_type" : "SwiftTarget",
      "name" : "La",
      "path" : "Sources/La",
      "product_memberships" : [
        "La"
      ],
      "sources" : [
        "Arithmetic.swift",
        "Field.swift",
        "La.swift",
        "Matrix.swift",
        "Matrix_1x1.swift",
        "Matrix_1xN.swift",
        "Matrix_Mx1.swift",
        "Matrix_NxN.swift",
        "Size.swift",
        "_Development.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.