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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 Shell, reference 0.1.4 (998263), with Swift 6.0 for Linux on 28 Nov 2024 19:10:44 UTC.

Swift 6 data race errors: 1

Build Command

bash -c docker run --pull=always --rm -v "checkouts-4609320-2":/host -w "$PWD" registry.gitlab.com/finestructure/spi-images:basic-6.0-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: 4.58.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/helje5/Shell.git
Reference: 0.1.4
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/helje5/Shell
 * tag               0.1.4      -> FETCH_HEAD
HEAD is now at 9982634 Improve tests
Cloned https://github.com/helje5/Shell.git
Revision (git rev-parse @):
9982634c51b506d42fcb11b1c85e7ccc145679bd
SUCCESS checkout https://github.com/helje5/Shell.git at 0.1.4
========================================
Build
========================================
Selected platform:         linux
Swift version:             6.0
Building package at path:  $PWD
https://github.com/helje5/Shell.git
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-4609320-2":/host -w "$PWD" registry.gitlab.com/finestructure/spi-images:basic-6.0-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-6.0-latest: Pulling from finestructure/spi-images
Digest: sha256:47d26c99ca4f1ac0a332c85fd5b13ff4390e72115219984a57a68fe9d1063a05
Status: Image is up to date for registry.gitlab.com/finestructure/spi-images:basic-6.0-latest
Building for debugging...
[0/2] Write sources
[1/2] Write swift-version-24593BA9C3E375BF.txt
[3/6] Compiling Shell Shell.swift
/host/spi-builder-workspace/Sources/Shell/Shell.swift:103:12: warning: let 'shell' is not concurrency-safe because non-'Sendable' type 'ShellTrampoline' may have shared mutable state; this is an error in the Swift 6 language mode
 54 |
 55 | @dynamicMemberLookup
 56 | public struct ShellTrampoline {
    |               `- note: consider making struct 'ShellTrampoline' conform to the 'Sendable' protocol
 57 |
 58 |     public let root : ShellPathTrampoline
    :
101 | }
102 |
103 | public let shell = ShellTrampoline()
    |            |- warning: let 'shell' is not concurrency-safe because non-'Sendable' type 'ShellTrampoline' may have shared mutable state; this is an error in the Swift 6 language mode
    |            |- note: annotate 'shell' with '@MainActor' if property should only be accessed from the main actor
    |            `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
104 |
[4/6] Compiling Shell EnvironmentTrampoline.swift
[5/6] Compiling Shell ProcessHelper.swift
/host/spi-builder-workspace/Sources/Shell/ProcessHelper.swift:35:17: warning: 'launchPath' is deprecated: renamed to 'executableURL'
 33 |     {
 34 |         let process = Process()
 35 |         process.launchPath = shell ?? launchPath
    |                 |- warning: 'launchPath' is deprecated: renamed to 'executableURL'
    |                 `- note: use 'executableURL' instead
 36 |         process.arguments  = shell != nil
 37 |             ? [ "-c", launchPath + " " + arguments.joined(separator: " ") ]
/host/spi-builder-workspace/Sources/Shell/ProcessHelper.swift:59:17: warning: 'launch()' is deprecated: renamed to 'run'
 57 |         }
 58 |
 59 |         process.launch()
    |                 |- warning: 'launch()' is deprecated: renamed to 'run'
    |                 `- note: use 'run' instead
 60 |         process.waitUntilExit()
 61 |
/host/spi-builder-workspace/Sources/Shell/ProcessHelper.swift:52:23: warning: mutation of captured var 'outputData' in concurrently-executing code; this is an error in the Swift 6 language mode
 50 |         stdout.fileHandleForReading.readabilityHandler = { handle in
 51 |             let data = handle.availableData
 52 |             Q.async { outputData.append(data) }
    |                       `- warning: mutation of captured var 'outputData' in concurrently-executing code; this is an error in the Swift 6 language mode
 53 |         }
 54 |         stderr.fileHandleForReading.readabilityHandler = { handle in
/host/spi-builder-workspace/Sources/Shell/ProcessHelper.swift:56:23: warning: mutation of captured var 'errorData' in concurrently-executing code; this is an error in the Swift 6 language mode
 54 |         stderr.fileHandleForReading.readabilityHandler = { handle in
 55 |             let data = handle.availableData
 56 |             Q.async { errorData.append(data) }
    |                       `- warning: mutation of captured var 'errorData' in concurrently-executing code; this is an error in the Swift 6 language mode
 57 |         }
 58 |
[6/6] Emitting module Shell
/host/spi-builder-workspace/Sources/Shell/Shell.swift:103:12: warning: let 'shell' is not concurrency-safe because non-'Sendable' type 'ShellTrampoline' may have shared mutable state; this is an error in the Swift 6 language mode
 54 |
 55 | @dynamicMemberLookup
 56 | public struct ShellTrampoline {
    |               `- note: consider making struct 'ShellTrampoline' conform to the 'Sendable' protocol
 57 |
 58 |     public let root : ShellPathTrampoline
    :
101 | }
102 |
103 | public let shell = ShellTrampoline()
    |            |- warning: let 'shell' is not concurrency-safe because non-'Sendable' type 'ShellTrampoline' may have shared mutable state; this is an error in the Swift 6 language mode
    |            |- note: annotate 'shell' with '@MainActor' if property should only be accessed from the main actor
    |            `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
104 |
Build complete! (13.91s)
Build complete.
{
  "dependencies" : [
  ],
  "manifest_display_name" : "Shell",
  "name" : "Shell",
  "path" : "/host/spi-builder-workspace",
  "platforms" : [
  ],
  "products" : [
    {
      "name" : "Shell",
      "targets" : [
        "Shell"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "ShellTests",
      "module_type" : "SwiftTarget",
      "name" : "ShellTests",
      "path" : "Tests/ShellTests",
      "sources" : [
        "ShellTests.swift",
        "XCTestManifests.swift"
      ],
      "target_dependencies" : [
        "Shell"
      ],
      "type" : "test"
    },
    {
      "c99name" : "Shell",
      "module_type" : "SwiftTarget",
      "name" : "Shell",
      "path" : "Sources/Shell",
      "product_memberships" : [
        "Shell"
      ],
      "sources" : [
        "EnvironmentTrampoline.swift",
        "ProcessHelper.swift",
        "Shell.swift"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "5.0"
}
basic-6.0-latest: Pulling from finestructure/spi-images
Digest: sha256:47d26c99ca4f1ac0a332c85fd5b13ff4390e72115219984a57a68fe9d1063a05
Status: Image is up to date for registry.gitlab.com/finestructure/spi-images:basic-6.0-latest
Done.