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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 Slurp, reference master (5bc90a), with Swift 6.1 for Linux on 25 Apr 2025 13:27:42 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/bitwit/slurp.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/bitwit/slurp
 * branch            master     -> FETCH_HEAD
 * [new branch]      master     -> origin/master
HEAD is now at 5bc90a0 Update README.md
Cloned https://github.com/bitwit/slurp.git
Revision (git rev-parse @):
5bc90a027a5b9108dfb84e0d4b38db716867f09c
SUCCESS checkout https://github.com/bitwit/slurp.git at master
========================================
Build
========================================
Selected platform:         linux
Swift version:             6.1
Building package at path:  $PWD
https://github.com/bitwit/slurp.git
https://github.com/bitwit/slurp.git
WARNING: environment variable SUPPRESS_SWIFT_6_FLAGS is not set
{
  "dependencies" : [
    {
      "identity" : "rxswift",
      "requirement" : {
        "exact" : [
          "4.1.2"
        ]
      },
      "type" : "sourceControl",
      "url" : "https://github.com/ReactiveX/RxSwift.git"
    },
    {
      "identity" : "pathkit",
      "requirement" : {
        "exact" : [
          "0.9.0"
        ]
      },
      "type" : "sourceControl",
      "url" : "https://github.com/kylef/PathKit.git"
    },
    {
      "identity" : "marathon",
      "requirement" : {
        "branch" : [
          "slurp-0.1.0"
        ]
      },
      "type" : "sourceControl",
      "url" : "https://github.com/bitwit/Marathon.git"
    },
    {
      "identity" : "guaka",
      "requirement" : {
        "exact" : [
          "0.1.3"
        ]
      },
      "type" : "sourceControl",
      "url" : "https://github.com/nsomar/Guaka.git"
    },
    {
      "identity" : "quick",
      "requirement" : {
        "exact" : [
          "1.2.0"
        ]
      },
      "type" : "sourceControl",
      "url" : "https://github.com/Quick/Quick.git"
    },
    {
      "identity" : "nimble",
      "requirement" : {
        "exact" : [
          "7.0.3"
        ]
      },
      "type" : "sourceControl",
      "url" : "https://github.com/Quick/Nimble.git"
    }
  ],
  "manifest_display_name" : "Slurp",
  "name" : "Slurp",
  "path" : "/host/spi-builder-workspace",
  "platforms" : [
  ],
  "products" : [
    {
      "name" : "Slurp",
      "targets" : [
        "Slurp"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    },
    {
      "name" : "SlurpXCTools",
      "targets" : [
        "SlurpXCTools"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    },
    {
      "name" : "SlurpCLI",
      "targets" : [
        "SlurpCLI"
      ],
      "type" : {
        "executable" : null
      }
    },
    {
      "name" : "ExampleSlurpTasks",
      "targets" : [
        "ExampleSlurpTasks"
      ],
      "type" : {
        "executable" : null
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "SlurpXCTools",
      "module_type" : "SwiftTarget",
      "name" : "SlurpXCTools",
      "path" : "Sources/SlurpXCTools",
      "product_dependencies" : [
        "RxSwift",
        "PathKit"
      ],
      "product_memberships" : [
        "SlurpXCTools",
        "ExampleSlurpTasks"
      ],
      "sources" : [
        "ApplicationLoader.swift",
        "Cocoapods.swift",
        "Version.swift",
        "XcodeBuild.swift"
      ],
      "target_dependencies" : [
        "Slurp"
      ],
      "type" : "library"
    },
    {
      "c99name" : "SlurpTests",
      "module_type" : "SwiftTarget",
      "name" : "SlurpTests",
      "path" : "Tests/SlurpTests",
      "product_dependencies" : [
        "Quick",
        "Nimble"
      ],
      "sources" : [
        "MockShellProcess.swift",
        "main.swift"
      ],
      "target_dependencies" : [
        "Slurp"
      ],
      "type" : "test"
    },
    {
      "c99name" : "SlurpCLI",
      "module_type" : "SwiftTarget",
      "name" : "SlurpCLI",
      "path" : "Sources/SlurpCLI",
      "product_dependencies" : [
        "MarathonCore",
        "Guaka"
      ],
      "product_memberships" : [
        "SlurpCLI"
      ],
      "sources" : [
        "Extensions.swift",
        "SlurpCommands.swift",
        "SlurpProjectManager.swift",
        "main.swift"
      ],
      "target_dependencies" : [
        "Slurp"
      ],
      "type" : "executable"
    },
    {
      "c99name" : "Slurp",
      "module_type" : "SwiftTarget",
      "name" : "Slurp",
      "path" : "Sources/Slurp",
      "product_dependencies" : [
        "RxSwift",
        "PathKit",
        "MarathonCore"
      ],
      "product_memberships" : [
        "Slurp",
        "SlurpXCTools",
        "SlurpCLI",
        "ExampleSlurpTasks"
      ],
      "sources" : [
        "BasicTask.swift",
        "FolderMonitor.swift",
        "PipeOperator.swift",
        "Rx+Extensions.swift",
        "Shell.swift",
        "Slurp.swift",
        "Swift+Extensions.swift",
        "Watcher.swift"
      ],
      "type" : "library"
    },
    {
      "c99name" : "ExampleSlurpTasks",
      "module_type" : "SwiftTarget",
      "name" : "ExampleSlurpTasks",
      "path" : "ExampleTasks",
      "product_memberships" : [
        "ExampleSlurpTasks"
      ],
      "sources" : [
        "SlurpTasks/main.swift"
      ],
      "target_dependencies" : [
        "Slurp",
        "SlurpXCTools"
      ],
      "type" : "executable"
    }
  ],
  "tools_version" : "4.2"
}
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/bitwit/Marathon.git
[1/1443] Fetching marathon
Fetched https://github.com/bitwit/Marathon.git from cache (0.27s)
Fetching https://github.com/JohnSundell/Require.git
Fetching https://github.com/JohnSundell/Releases.git
Fetching https://github.com/JohnSundell/ShellOut.git
Fetching https://github.com/JohnSundell/Unbox.git
Fetching https://github.com/JohnSundell/Files.git
Fetching https://github.com/JohnSundell/Wrap.git
[1/2058] Fetching unbox
[290/3018] Fetching unbox, shellout
[918/3192] Fetching unbox, shellout, releases
[2164/3344] Fetching unbox, shellout, releases, require
[2210/4580] Fetching unbox, shellout, releases, require, files
[2561/5256] Fetching unbox, shellout, releases, require, files, wrap
Fetched https://github.com/JohnSundell/Releases.git from cache (0.34s)
Fetching https://github.com/Quick/Nimble.git
Fetched https://github.com/JohnSundell/Wrap.git from cache (0.34s)
Fetching https://github.com/Quick/Quick.git
Fetched https://github.com/JohnSundell/Require.git from cache (0.41s)
Fetched https://github.com/JohnSundell/ShellOut.git from cache (0.41s)
Fetched https://github.com/JohnSundell/Unbox.git from cache (0.41s)
Fetched https://github.com/JohnSundell/Files.git from cache (0.41s)
Fetching https://github.com/ReactiveX/RxSwift.git
Fetching https://github.com/kylef/PathKit.git
Fetching https://github.com/nsomar/Guaka.git
[1/1411] Fetching pathkit
[270/16166] Fetching pathkit, quick
[2445/17586] Fetching pathkit, quick, guaka
Fetched https://github.com/kylef/PathKit.git from cache (0.27s)
[10421/16175] Fetching quick, guaka
Fetched https://github.com/nsomar/Guaka.git from cache (0.27s)
[9149/14755] Fetching quick
[11363/34322] Fetching quick, nimble
[16518/86998] Fetching quick, nimble, rxswift
Fetched https://github.com/Quick/Quick.git from cache (0.79s)
[26009/72243] Fetching nimble, rxswift
Fetched https://github.com/Quick/Nimble.git from cache (2.00s)
[51032/52676] Fetching rxswift
Fetched https://github.com/ReactiveX/RxSwift.git from cache (5.18s)
Computing version for https://github.com/JohnSundell/Releases.git
Computed https://github.com/JohnSundell/Releases.git at 3.0.0 (8.43s)
Computing version for https://github.com/Quick/Nimble.git
Computed https://github.com/Quick/Nimble.git at 7.0.3 (0.76s)
Computing version for https://github.com/Quick/Quick.git
Computed https://github.com/Quick/Quick.git at 1.2.0 (0.90s)
Computing version for https://github.com/nsomar/Guaka.git
error: package 'package.swift' is using Swift tools version 3.1.0 which is no longer supported; consider using '// swift-tools-version: 6.1' to specify the current tools version
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
Updating https://github.com/bitwit/Marathon.git
Updated https://github.com/bitwit/Marathon.git (0.19s)
Updating https://github.com/JohnSundell/Files.git
Updating https://github.com/JohnSundell/Wrap.git
Updating https://github.com/JohnSundell/Releases.git
Updating https://github.com/JohnSundell/Unbox.git
Updating https://github.com/JohnSundell/Require.git
Updating https://github.com/JohnSundell/ShellOut.git
Updated https://github.com/JohnSundell/Files.git (0.17s)
Updating https://github.com/Quick/Nimble.git
Updated https://github.com/JohnSundell/Unbox.git (0.21s)
Updated https://github.com/JohnSundell/ShellOut.git (0.21s)
Updated https://github.com/JohnSundell/Require.git (0.21s)
Updated https://github.com/JohnSundell/Wrap.git (0.21s)
Updated https://github.com/JohnSundell/Releases.git (0.21s)
Updating https://github.com/nsomar/Guaka.git
Updating https://github.com/Quick/Quick.git
Updating https://github.com/kylef/PathKit.git
Updated https://github.com/kylef/PathKit.git (0.16s)
Updated https://github.com/Quick/Nimble.git (0.22s)
Updated https://github.com/nsomar/Guaka.git (0.21s)
Updated https://github.com/Quick/Quick.git (0.21s)
Updating https://github.com/ReactiveX/RxSwift.git
Updated https://github.com/ReactiveX/RxSwift.git (0.24s)
Computing version for https://github.com/JohnSundell/Releases.git
Computed https://github.com/JohnSundell/Releases.git at 3.0.0 (3.82s)
Computing version for https://github.com/Quick/Nimble.git
Computed https://github.com/Quick/Nimble.git at 7.0.3 (0.63s)
Computing version for https://github.com/Quick/Quick.git
Computed https://github.com/Quick/Quick.git at 1.2.0 (1.02s)
Computing version for https://github.com/nsomar/Guaka.git
error: package 'package.swift' is using Swift tools version 3.1.0 which is no longer supported; consider using '// swift-tools-version: 6.1' to specify the current tools version
BUILD FAILURE 6.1 linux