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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 WindowSceneReader, reference main (732111), with Swift 6.1 for Linux on 30 Apr 2025 11:16:56 UTC.

Build Command

bash -c docker run --pull=always --rm -v "checkouts-4609320-2":/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: 4.61.1
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/divadretlaw/WindowSceneReader.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/divadretlaw/WindowSceneReader
 * branch            main       -> FETCH_HEAD
 * [new branch]      main       -> origin/main
HEAD is now at 7321112 Update
Cloned https://github.com/divadretlaw/WindowSceneReader.git
Revision (git rev-parse @):
7321112ff9df9921256d31fa6d1a07ca5ab695b6
SPI manifest file found: $PWD/.spi.yml
SUCCESS checkout https://github.com/divadretlaw/WindowSceneReader.git at main
========================================
Build
========================================
Selected platform:         linux
Swift version:             6.1
Building package at path:  $PWD
https://github.com/divadretlaw/WindowSceneReader.git
https://github.com/divadretlaw/WindowSceneReader.git
WARNING: environment variable SUPPRESS_SWIFT_6_FLAGS is not set
{
  "dependencies" : [
    {
      "identity" : "windowreader",
      "requirement" : {
        "range" : [
          {
            "lower_bound" : "3.0.0",
            "upper_bound" : "4.0.0"
          }
        ]
      },
      "type" : "sourceControl",
      "url" : "https://github.com/divadretlaw/WindowReader"
    }
  ],
  "manifest_display_name" : "WindowSceneReader",
  "name" : "WindowSceneReader",
  "path" : "/host/spi-builder-workspace",
  "platforms" : [
    {
      "name" : "ios",
      "version" : "13.0"
    },
    {
      "name" : "macos",
      "version" : "10.15"
    },
    {
      "name" : "tvos",
      "version" : "13.0"
    },
    {
      "name" : "visionos",
      "version" : "1.0"
    }
  ],
  "products" : [
    {
      "name" : "WindowSceneReader",
      "targets" : [
        "WindowSceneReader"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "WindowSceneReader",
      "module_type" : "SwiftTarget",
      "name" : "WindowSceneReader",
      "path" : "Sources/WindowSceneReader",
      "product_dependencies" : [
        "WindowReader"
      ],
      "product_memberships" : [
        "WindowSceneReader"
      ],
      "sources" : [
        "Environment+WindowScene.swift",
        "Extensions/MainActor+Extensions.swift",
        "WindowSceneReader.swift"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "5.9"
}
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-4609320-2":/host -w "$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/divadretlaw/WindowReader
[1/131] Fetching windowreader
Fetched https://github.com/divadretlaw/WindowReader from cache (0.52s)
Computing version for https://github.com/divadretlaw/WindowReader
Computed https://github.com/divadretlaw/WindowReader at 3.0.0 (1.01s)
Creating working copy for https://github.com/divadretlaw/WindowReader
Working copy of https://github.com/divadretlaw/WindowReader resolved at 3.0.0
Building for debugging...
[0/3] Write sources
[2/3] Write swift-version-24593BA9C3E375BF.txt
[4/9] Compiling WindowReader WindowReaderRepresentable.swift
/host/spi-builder-workspace/.build/checkouts/WindowReader/Sources/WindowReader/Environment+Window.swift:8:8: error: no such module 'SwiftUI'
  6 | //
  7 |
  8 | import SwiftUI
    |        `- error: no such module 'SwiftUI'
  9 |
 10 | #if os(iOS) || os(tvOS) || os(visionOS)
[5/9] Compiling WindowReader View+Window.swift
/host/spi-builder-workspace/.build/checkouts/WindowReader/Sources/WindowReader/Environment+Window.swift:8:8: error: no such module 'SwiftUI'
  6 | //
  7 |
  8 | import SwiftUI
    |        `- error: no such module 'SwiftUI'
  9 |
 10 | #if os(iOS) || os(tvOS) || os(visionOS)
[6/9] Compiling WindowReader WindowReader.swift
/host/spi-builder-workspace/.build/checkouts/WindowReader/Sources/WindowReader/Environment+Window.swift:8:8: error: no such module 'SwiftUI'
  6 | //
  7 |
  8 | import SwiftUI
    |        `- error: no such module 'SwiftUI'
  9 |
 10 | #if os(iOS) || os(tvOS) || os(visionOS)
error: emit-module command failed with exit code 1 (use -v to see invocation)
[7/9] Emitting module WindowReader
/host/spi-builder-workspace/.build/checkouts/WindowReader/Sources/WindowReader/Environment+Window.swift:8:8: error: no such module 'SwiftUI'
  6 | //
  7 |
  8 | import SwiftUI
    |        `- error: no such module 'SwiftUI'
  9 |
 10 | #if os(iOS) || os(tvOS) || os(visionOS)
[8/9] Compiling WindowReader WindowInjectView.swift
/host/spi-builder-workspace/.build/checkouts/WindowReader/Sources/WindowReader/Environment+Window.swift:8:8: error: no such module 'SwiftUI'
  6 | //
  7 |
  8 | import SwiftUI
    |        `- error: no such module 'SwiftUI'
  9 |
 10 | #if os(iOS) || os(tvOS) || os(visionOS)
[9/9] Compiling WindowReader Environment+Window.swift
/host/spi-builder-workspace/.build/checkouts/WindowReader/Sources/WindowReader/Environment+Window.swift:8:8: error: no such module 'SwiftUI'
  6 | //
  7 |
  8 | import SwiftUI
    |        `- error: no such module 'SwiftUI'
  9 |
 10 | #if os(iOS) || os(tvOS) || os(visionOS)
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-4609320-2":/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
[2/7] Compiling WindowReader View+Window.swift
/host/spi-builder-workspace/.build/checkouts/WindowReader/Sources/WindowReader/Environment+Window.swift:8:8: error: no such module 'SwiftUI'
  6 | //
  7 |
  8 | import SwiftUI
    |        `- error: no such module 'SwiftUI'
  9 |
 10 | #if os(iOS) || os(tvOS) || os(visionOS)
[3/7] Compiling WindowReader WindowReaderRepresentable.swift
/host/spi-builder-workspace/.build/checkouts/WindowReader/Sources/WindowReader/Environment+Window.swift:8:8: error: no such module 'SwiftUI'
  6 | //
  7 |
  8 | import SwiftUI
    |        `- error: no such module 'SwiftUI'
  9 |
 10 | #if os(iOS) || os(tvOS) || os(visionOS)
error: emit-module command failed with exit code 1 (use -v to see invocation)
[4/7] Emitting module WindowReader
/host/spi-builder-workspace/.build/checkouts/WindowReader/Sources/WindowReader/Environment+Window.swift:8:8: error: no such module 'SwiftUI'
  6 | //
  7 |
  8 | import SwiftUI
    |        `- error: no such module 'SwiftUI'
  9 |
 10 | #if os(iOS) || os(tvOS) || os(visionOS)
[5/7] Compiling WindowReader WindowInjectView.swift
/host/spi-builder-workspace/.build/checkouts/WindowReader/Sources/WindowReader/Environment+Window.swift:8:8: error: no such module 'SwiftUI'
  6 | //
  7 |
  8 | import SwiftUI
    |        `- error: no such module 'SwiftUI'
  9 |
 10 | #if os(iOS) || os(tvOS) || os(visionOS)
[6/7] Compiling WindowReader Environment+Window.swift
/host/spi-builder-workspace/.build/checkouts/WindowReader/Sources/WindowReader/Environment+Window.swift:8:8: error: no such module 'SwiftUI'
  6 | //
  7 |
  8 | import SwiftUI
    |        `- error: no such module 'SwiftUI'
  9 |
 10 | #if os(iOS) || os(tvOS) || os(visionOS)
[7/7] Compiling WindowReader WindowReader.swift
/host/spi-builder-workspace/.build/checkouts/WindowReader/Sources/WindowReader/Environment+Window.swift:8:8: error: no such module 'SwiftUI'
  6 | //
  7 |
  8 | import SwiftUI
    |        `- error: no such module 'SwiftUI'
  9 |
 10 | #if os(iOS) || os(tvOS) || os(visionOS)
BUILD FAILURE 6.1 linux