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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

Failed to build SwiftDownloadManager, reference main (98d8f5), with Swift 6.1 for Linux on 26 Apr 2025 22:01:33 UTC.

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 2>&1

Build Log

========================================
RunAll
========================================
Builder version: 4.61.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/vberihuete/swift-download-manager.git
Reference: main
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/vberihuete/swift-download-manager
 * branch            main       -> FETCH_HEAD
 * [new branch]      main       -> origin/main
HEAD is now at 98d8f5d Create CONTRIBUTING.md
Cloned https://github.com/vberihuete/swift-download-manager.git
Revision (git rev-parse @):
98d8f5d2012ed6ff615490fa7a4d68b260f5e84d
SUCCESS checkout https://github.com/vberihuete/swift-download-manager.git at main
========================================
Build
========================================
Selected platform:         linux
Swift version:             6.1
Building package at path:  $PWD
https://github.com/vberihuete/swift-download-manager.git
https://github.com/vberihuete/swift-download-manager.git
WARNING: environment variable SUPPRESS_SWIFT_6_FLAGS is not set
{
  "dependencies" : [
    {
      "identity" : "nimble",
      "requirement" : {
        "range" : [
          {
            "lower_bound" : "9.2.1",
            "upper_bound" : "10.0.0"
          }
        ]
      },
      "type" : "sourceControl",
      "url" : "https://github.com/Quick/Nimble.git"
    },
    {
      "identity" : "quick",
      "requirement" : {
        "range" : [
          {
            "lower_bound" : "4.0.0",
            "upper_bound" : "5.0.0"
          }
        ]
      },
      "type" : "sourceControl",
      "url" : "https://github.com/Quick/Quick.git"
    }
  ],
  "manifest_display_name" : "SwiftDownloadManager",
  "name" : "SwiftDownloadManager",
  "path" : "/host/spi-builder-workspace",
  "platforms" : [
  ],
  "products" : [
    {
      "name" : "SwiftDownloadManager",
      "targets" : [
        "swift-download-manager"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "swift_download_managerTests",
      "module_type" : "SwiftTarget",
      "name" : "swift-download-managerTests",
      "path" : "Tests/swift-download-managerTests",
      "product_dependencies" : [
        "Quick",
        "Nimble"
      ],
      "sources" : [
        "Interactor/DownloadInteractorSpec.swift",
        "Interactor/ObservableURLDownloadTaskInteractorSpec.swift",
        "Mocks/DownloadRepositoryMock.swift",
        "Mocks/DownloadStorageServiceMock.swift",
        "Mocks/FileManagerInteractorMock.swift",
        "Mocks/MockFunc.swift",
        "Mocks/ObservableURLDownloadTaskInteractorMock.swift",
        "Mocks/URLSessionDelegateMock.swift",
        "Mocks/URLSessionServiceMock.swift",
        "Repository/DownloadRepositorySpec.swift",
        "Repository/DownloadStorageServiceSpec.swift"
      ],
      "target_dependencies" : [
        "swift-download-manager"
      ],
      "type" : "test"
    },
    {
      "c99name" : "swift_download_manager",
      "module_type" : "SwiftTarget",
      "name" : "swift-download-manager",
      "path" : "Sources/swift-download-manager",
      "product_memberships" : [
        "SwiftDownloadManager"
      ],
      "sources" : [
        "Interactor/Cases/DefaultDownloadInteractor.swift",
        "Interactor/Cases/EntityDownloadInteractor.swift",
        "Interactor/Cases/ImageDownloaderInteractor.swift",
        "Interactor/DownloadInteractor.swift",
        "Interactor/FileManagerInteractor.swift",
        "Interactor/ObservableURLDownloadTaskInteractor.swift",
        "Interactor/URLSessionService.swift",
        "Repository/Download/DownloadRepository.swift",
        "Repository/Download/Model/CompletedDownload.swift",
        "Repository/Download/Model/Download.swift",
        "Repository/Download/Model/DownloadProgress.swift",
        "Repository/Download/Model/InterruptedDownload.swift",
        "Repository/Download/Service/DownloadStorageService.swift",
        "Utility/DownloadError.swift",
        "Utility/IgnoreEquatable.swift"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "5.5"
}
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
Fetching https://github.com/Quick/Nimble.git
Fetching https://github.com/Quick/Quick.git
[1/14755] Fetching quick
[2067/34322] Fetching quick, nimble
Fetched https://github.com/Quick/Quick.git from cache (1.46s)
Fetched https://github.com/Quick/Nimble.git from cache (2.04s)
Computing version for https://github.com/Quick/Quick.git
Computed https://github.com/Quick/Quick.git at 4.0.0 (5.29s)
Computing version for https://github.com/Quick/Nimble.git
Computed https://github.com/Quick/Nimble.git at 9.2.1 (1.04s)
Fetching https://github.com/mattgallagher/CwlPreconditionTesting.git
[1/1257] Fetching cwlpreconditiontesting
Fetched https://github.com/mattgallagher/CwlPreconditionTesting.git from cache (1.39s)
Computing version for https://github.com/mattgallagher/CwlPreconditionTesting.git
Computed https://github.com/mattgallagher/CwlPreconditionTesting.git at 2.2.2 (2.45s)
Fetching https://github.com/mattgallagher/CwlCatchException.git
[1/455] Fetching cwlcatchexception
Fetched https://github.com/mattgallagher/CwlCatchException.git from cache (0.31s)
Computing version for https://github.com/mattgallagher/CwlCatchException.git
Computed https://github.com/mattgallagher/CwlCatchException.git at 2.2.1 (1.29s)
Creating working copy for https://github.com/Quick/Quick.git
Working copy of https://github.com/Quick/Quick.git resolved at 4.0.0
Creating working copy for https://github.com/Quick/Nimble.git
Working copy of https://github.com/Quick/Nimble.git resolved at 9.2.1
Creating working copy for https://github.com/mattgallagher/CwlCatchException.git
Working copy of https://github.com/mattgallagher/CwlCatchException.git resolved at 2.2.1
Creating working copy for https://github.com/mattgallagher/CwlPreconditionTesting.git
Working copy of https://github.com/mattgallagher/CwlPreconditionTesting.git resolved at 2.2.2
Building for debugging...
[0/2] Write sources
[1/2] Write swift-version-24593BA9C3E375BF.txt
error: emit-module command failed with exit code 1 (use -v to see invocation)
[3/17] Compiling swift_download_manager DefaultDownloadInteractor.swift
/host/spi-builder-workspace/Sources/swift-download-manager/Interactor/Cases/EntityDownloadInteractor.swift:9:8: error: no such module 'RealityKit'
 7 |
 8 | import Foundation
 9 | import RealityKit
   |        `- error: no such module 'RealityKit'
10 |
11 | @available(iOS 13, *)
[4/17] Compiling swift_download_manager EntityDownloadInteractor.swift
/host/spi-builder-workspace/Sources/swift-download-manager/Interactor/Cases/EntityDownloadInteractor.swift:9:8: error: no such module 'RealityKit'
 7 |
 8 | import Foundation
 9 | import RealityKit
   |        `- error: no such module 'RealityKit'
10 |
11 | @available(iOS 13, *)
[5/17] Compiling swift_download_manager DownloadProgress.swift
/host/spi-builder-workspace/Sources/swift-download-manager/Interactor/Cases/EntityDownloadInteractor.swift:9:8: error: no such module 'RealityKit'
 7 |
 8 | import Foundation
 9 | import RealityKit
   |        `- error: no such module 'RealityKit'
10 |
11 | @available(iOS 13, *)
[6/17] Compiling swift_download_manager InterruptedDownload.swift
/host/spi-builder-workspace/Sources/swift-download-manager/Interactor/Cases/EntityDownloadInteractor.swift:9:8: error: no such module 'RealityKit'
 7 |
 8 | import Foundation
 9 | import RealityKit
   |        `- error: no such module 'RealityKit'
10 |
11 | @available(iOS 13, *)
[7/17] Compiling swift_download_manager FileManagerInteractor.swift
/host/spi-builder-workspace/Sources/swift-download-manager/Interactor/Cases/EntityDownloadInteractor.swift:9:8: error: no such module 'RealityKit'
 7 |
 8 | import Foundation
 9 | import RealityKit
   |        `- error: no such module 'RealityKit'
10 |
11 | @available(iOS 13, *)
[8/17] Compiling swift_download_manager ObservableURLDownloadTaskInteractor.swift
/host/spi-builder-workspace/Sources/swift-download-manager/Interactor/Cases/EntityDownloadInteractor.swift:9:8: error: no such module 'RealityKit'
 7 |
 8 | import Foundation
 9 | import RealityKit
   |        `- error: no such module 'RealityKit'
10 |
11 | @available(iOS 13, *)
[9/17] Emitting module swift_download_manager
/host/spi-builder-workspace/Sources/swift-download-manager/Interactor/Cases/EntityDownloadInteractor.swift:9:8: error: no such module 'RealityKit'
 7 |
 8 | import Foundation
 9 | import RealityKit
   |        `- error: no such module 'RealityKit'
10 |
11 | @available(iOS 13, *)
[10/17] Compiling swift_download_manager ImageDownloaderInteractor.swift
/host/spi-builder-workspace/Sources/swift-download-manager/Interactor/Cases/EntityDownloadInteractor.swift:9:8: error: no such module 'RealityKit'
 7 |
 8 | import Foundation
 9 | import RealityKit
   |        `- error: no such module 'RealityKit'
10 |
11 | @available(iOS 13, *)
[11/17] Compiling swift_download_manager DownloadInteractor.swift
/host/spi-builder-workspace/Sources/swift-download-manager/Interactor/Cases/EntityDownloadInteractor.swift:9:8: error: no such module 'RealityKit'
 7 |
 8 | import Foundation
 9 | import RealityKit
   |        `- error: no such module 'RealityKit'
10 |
11 | @available(iOS 13, *)
[12/17] Compiling swift_download_manager DownloadStorageService.swift
/host/spi-builder-workspace/Sources/swift-download-manager/Interactor/Cases/EntityDownloadInteractor.swift:9:8: error: no such module 'RealityKit'
 7 |
 8 | import Foundation
 9 | import RealityKit
   |        `- error: no such module 'RealityKit'
10 |
11 | @available(iOS 13, *)
[13/17] Compiling swift_download_manager DownloadError.swift
/host/spi-builder-workspace/Sources/swift-download-manager/Interactor/Cases/EntityDownloadInteractor.swift:9:8: error: no such module 'RealityKit'
 7 |
 8 | import Foundation
 9 | import RealityKit
   |        `- error: no such module 'RealityKit'
10 |
11 | @available(iOS 13, *)
[14/18] Compiling swift_download_manager URLSessionService.swift
/host/spi-builder-workspace/Sources/swift-download-manager/Interactor/Cases/EntityDownloadInteractor.swift:9:8: error: no such module 'RealityKit'
 7 |
 8 | import Foundation
 9 | import RealityKit
   |        `- error: no such module 'RealityKit'
10 |
11 | @available(iOS 13, *)
[15/18] Compiling swift_download_manager DownloadRepository.swift
/host/spi-builder-workspace/Sources/swift-download-manager/Interactor/Cases/EntityDownloadInteractor.swift:9:8: error: no such module 'RealityKit'
 7 |
 8 | import Foundation
 9 | import RealityKit
   |        `- error: no such module 'RealityKit'
10 |
11 | @available(iOS 13, *)
[16/18] Compiling swift_download_manager CompletedDownload.swift
/host/spi-builder-workspace/Sources/swift-download-manager/Interactor/Cases/EntityDownloadInteractor.swift:9:8: error: no such module 'RealityKit'
 7 |
 8 | import Foundation
 9 | import RealityKit
   |        `- error: no such module 'RealityKit'
10 |
11 | @available(iOS 13, *)
[17/18] Compiling swift_download_manager Download.swift
/host/spi-builder-workspace/Sources/swift-download-manager/Interactor/Cases/EntityDownloadInteractor.swift:9:8: error: no such module 'RealityKit'
 7 |
 8 | import Foundation
 9 | import RealityKit
   |        `- error: no such module 'RealityKit'
10 |
11 | @available(iOS 13, *)
[18/18] Compiling swift_download_manager IgnoreEquatable.swift
/host/spi-builder-workspace/Sources/swift-download-manager/Interactor/Cases/EntityDownloadInteractor.swift:9:8: error: no such module 'RealityKit'
 7 |
 8 | import Foundation
 9 | import RealityKit
   |        `- error: no such module 'RealityKit'
10 |
11 | @available(iOS 13, *)
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 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
[0/1] Planning build
Building for debugging...
[0/1] Write swift-version-24593BA9C3E375BF.txt
[2/16] Compiling swift_download_manager ImageDownloaderInteractor.swift
/host/spi-builder-workspace/Sources/swift-download-manager/Interactor/Cases/EntityDownloadInteractor.swift:9:8: error: no such module 'RealityKit'
 7 |
 8 | import Foundation
 9 | import RealityKit
   |        `- error: no such module 'RealityKit'
10 |
11 | @available(iOS 13, *)
[3/16] Compiling swift_download_manager DownloadInteractor.swift
/host/spi-builder-workspace/Sources/swift-download-manager/Interactor/Cases/EntityDownloadInteractor.swift:9:8: error: no such module 'RealityKit'
 7 |
 8 | import Foundation
 9 | import RealityKit
   |        `- error: no such module 'RealityKit'
10 |
11 | @available(iOS 13, *)
[4/17] Compiling swift_download_manager DefaultDownloadInteractor.swift
/host/spi-builder-workspace/Sources/swift-download-manager/Interactor/Cases/EntityDownloadInteractor.swift:9:8: error: no such module 'RealityKit'
 7 |
 8 | import Foundation
 9 | import RealityKit
   |        `- error: no such module 'RealityKit'
10 |
11 | @available(iOS 13, *)
[5/17] Compiling swift_download_manager EntityDownloadInteractor.swift
/host/spi-builder-workspace/Sources/swift-download-manager/Interactor/Cases/EntityDownloadInteractor.swift:9:8: error: no such module 'RealityKit'
 7 |
 8 | import Foundation
 9 | import RealityKit
   |        `- error: no such module 'RealityKit'
10 |
11 | @available(iOS 13, *)
[6/17] Compiling swift_download_manager DownloadProgress.swift
/host/spi-builder-workspace/Sources/swift-download-manager/Interactor/Cases/EntityDownloadInteractor.swift:9:8: error: no such module 'RealityKit'
 7 |
 8 | import Foundation
 9 | import RealityKit
   |        `- error: no such module 'RealityKit'
10 |
11 | @available(iOS 13, *)
[7/17] Compiling swift_download_manager InterruptedDownload.swift
/host/spi-builder-workspace/Sources/swift-download-manager/Interactor/Cases/EntityDownloadInteractor.swift:9:8: error: no such module 'RealityKit'
 7 |
 8 | import Foundation
 9 | import RealityKit
   |        `- error: no such module 'RealityKit'
10 |
11 | @available(iOS 13, *)
[8/17] Compiling swift_download_manager DownloadStorageService.swift
/host/spi-builder-workspace/Sources/swift-download-manager/Interactor/Cases/EntityDownloadInteractor.swift:9:8: error: no such module 'RealityKit'
 7 |
 8 | import Foundation
 9 | import RealityKit
   |        `- error: no such module 'RealityKit'
10 |
11 | @available(iOS 13, *)
[9/17] Compiling swift_download_manager DownloadError.swift
/host/spi-builder-workspace/Sources/swift-download-manager/Interactor/Cases/EntityDownloadInteractor.swift:9:8: error: no such module 'RealityKit'
 7 |
 8 | import Foundation
 9 | import RealityKit
   |        `- error: no such module 'RealityKit'
10 |
11 | @available(iOS 13, *)
[10/17] Compiling swift_download_manager CompletedDownload.swift
/host/spi-builder-workspace/Sources/swift-download-manager/Interactor/Cases/EntityDownloadInteractor.swift:9:8: error: no such module 'RealityKit'
 7 |
 8 | import Foundation
 9 | import RealityKit
   |        `- error: no such module 'RealityKit'
10 |
11 | @available(iOS 13, *)
[11/17] Compiling swift_download_manager Download.swift
/host/spi-builder-workspace/Sources/swift-download-manager/Interactor/Cases/EntityDownloadInteractor.swift:9:8: error: no such module 'RealityKit'
 7 |
 8 | import Foundation
 9 | import RealityKit
   |        `- error: no such module 'RealityKit'
10 |
11 | @available(iOS 13, *)
error: emit-module command failed with exit code 1 (use -v to see invocation)
[12/17] Emitting module swift_download_manager
/host/spi-builder-workspace/Sources/swift-download-manager/Interactor/Cases/EntityDownloadInteractor.swift:9:8: error: no such module 'RealityKit'
 7 |
 8 | import Foundation
 9 | import RealityKit
   |        `- error: no such module 'RealityKit'
10 |
11 | @available(iOS 13, *)
[13/17] Compiling swift_download_manager FileManagerInteractor.swift
/host/spi-builder-workspace/Sources/swift-download-manager/Interactor/Cases/EntityDownloadInteractor.swift:9:8: error: no such module 'RealityKit'
 7 |
 8 | import Foundation
 9 | import RealityKit
   |        `- error: no such module 'RealityKit'
10 |
11 | @available(iOS 13, *)
[14/17] Compiling swift_download_manager ObservableURLDownloadTaskInteractor.swift
/host/spi-builder-workspace/Sources/swift-download-manager/Interactor/Cases/EntityDownloadInteractor.swift:9:8: error: no such module 'RealityKit'
 7 |
 8 | import Foundation
 9 | import RealityKit
   |        `- error: no such module 'RealityKit'
10 |
11 | @available(iOS 13, *)
[15/17] Compiling swift_download_manager URLSessionService.swift
/host/spi-builder-workspace/Sources/swift-download-manager/Interactor/Cases/EntityDownloadInteractor.swift:9:8: error: no such module 'RealityKit'
 7 |
 8 | import Foundation
 9 | import RealityKit
   |        `- error: no such module 'RealityKit'
10 |
11 | @available(iOS 13, *)
[16/17] Compiling swift_download_manager DownloadRepository.swift
/host/spi-builder-workspace/Sources/swift-download-manager/Interactor/Cases/EntityDownloadInteractor.swift:9:8: error: no such module 'RealityKit'
 7 |
 8 | import Foundation
 9 | import RealityKit
   |        `- error: no such module 'RealityKit'
10 |
11 | @available(iOS 13, *)
[17/17] Compiling swift_download_manager IgnoreEquatable.swift
/host/spi-builder-workspace/Sources/swift-download-manager/Interactor/Cases/EntityDownloadInteractor.swift:9:8: error: no such module 'RealityKit'
 7 |
 8 | import Foundation
 9 | import RealityKit
   |        `- error: no such module 'RealityKit'
10 |
11 | @available(iOS 13, *)
BUILD FAILURE 6.1 linux