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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 FuturedKit, reference 1.3.0 (8c8367), with Swift 5.9 for Linux on 27 Mar 2025 15:50:21 UTC.

Build Command

bash -c docker run --pull=always --rm -v "checkouts-4609320-2":/host -w "$PWD" registry.gitlab.com/finestructure/spi-images:basic-5.9-latest swift build --triple x86_64-unknown-linux-gnu 2>&1

Build Log

========================================
RunAll
========================================
Builder version: 4.60.1
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/futuredapp/FuturedKit.git
Reference: 1.3.0
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/futuredapp/FuturedKit
 * tag               1.3.0      -> FETCH_HEAD
HEAD is now at 8c83677 Merge pull request #42 from futuredapp/housekeep/update-makefile
Cloned https://github.com/futuredapp/FuturedKit.git
Revision (git rev-parse @):
8c8367764ffe8fadc3e4aadce503304503c52804
SUCCESS checkout https://github.com/futuredapp/FuturedKit.git at 1.3.0
========================================
Build
========================================
Selected platform:         linux
Swift version:             5.9
Building package at path:  $PWD
https://github.com/futuredapp/FuturedKit.git
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-4609320-2":/host -w "$PWD" registry.gitlab.com/finestructure/spi-images:basic-5.9-latest swift build --triple x86_64-unknown-linux-gnu 2>&1
basic-5.9-latest: Pulling from finestructure/spi-images
Digest: sha256:e6feefcc5d5d2f301fe47477cfe0928fc3b12c59579fdacf1d387095b6fee662
Status: Image is up to date for registry.gitlab.com/finestructure/spi-images:basic-5.9-latest
Fetching https://github.com/JohnSundell/CollectionConcurrencyKit
Fetching https://github.com/futuredapp/futured-macros
Fetching https://github.com/mkj-is/BindingKit
[1/151] Fetching bindingkit
[59/424] Fetching bindingkit, futured-macros
Fetched https://github.com/futuredapp/futured-macros (0.35s)
[1/84] Fetching collectionconcurrencykit
Fetched https://github.com/JohnSundell/CollectionConcurrencyKit (3.21s)
Fetched https://github.com/mkj-is/BindingKit (3.21s)
Computing version for https://github.com/mkj-is/BindingKit
Computed https://github.com/mkj-is/BindingKit at 1.0.0 (1.31s)
Computing version for https://github.com/futuredapp/futured-macros
Computed https://github.com/futuredapp/futured-macros at 0.1.1 (0.34s)
Fetching https://github.com/apple/swift-syntax.git
[1/69689] Fetching swift-syntax
Fetched https://github.com/apple/swift-syntax.git (3.89s)
Computing version for https://github.com/JohnSundell/CollectionConcurrencyKit
Computed https://github.com/JohnSundell/CollectionConcurrencyKit at 0.2.0 (0.35s)
Computing version for https://github.com/apple/swift-syntax.git
Computed https://github.com/apple/swift-syntax.git at 509.1.1 (0.49s)
Creating working copy for https://github.com/futuredapp/futured-macros
Working copy of https://github.com/futuredapp/futured-macros resolved at 0.1.1
Creating working copy for https://github.com/JohnSundell/CollectionConcurrencyKit
Working copy of https://github.com/JohnSundell/CollectionConcurrencyKit resolved at 0.2.0
Creating working copy for https://github.com/apple/swift-syntax.git
Working copy of https://github.com/apple/swift-syntax.git resolved at 509.1.1
Creating working copy for https://github.com/mkj-is/BindingKit
Working copy of https://github.com/mkj-is/BindingKit resolved at 1.0.0
Building for debugging...
[1/25] Compiling BindingKit Binding+StoredValue.swift
/host/spi-builder-workspace/.build/checkouts/BindingKit/Sources/BindingKit/Binding+Coalescing.swift:1:8: error: no such module 'SwiftUI'
import SwiftUI
       ^
[2/25] Compiling BindingKit Transformation.swift
/host/spi-builder-workspace/.build/checkouts/BindingKit/Sources/BindingKit/Binding+Coalescing.swift:1:8: error: no such module 'SwiftUI'
import SwiftUI
       ^
[3/25] Compiling BindingKit Binding+Map.swift
/host/spi-builder-workspace/.build/checkouts/BindingKit/Sources/BindingKit/Binding+Coalescing.swift:1:8: error: no such module 'SwiftUI'
import SwiftUI
       ^
[4/25] Compiling BindingKit Binding+Coalescing.swift
/host/spi-builder-workspace/.build/checkouts/BindingKit/Sources/BindingKit/Binding+Coalescing.swift:1:8: error: no such module 'SwiftUI'
import SwiftUI
       ^
[5/25] Compiling BindingKit Binding+Effects.swift
/host/spi-builder-workspace/.build/checkouts/BindingKit/Sources/BindingKit/Binding+Coalescing.swift:1:8: error: no such module 'SwiftUI'
import SwiftUI
       ^
[6/25] Compiling BindingKit Binding+KeyPath.swift
/host/spi-builder-workspace/.build/checkouts/BindingKit/Sources/BindingKit/Binding+Coalescing.swift:1:8: error: no such module 'SwiftUI'
import SwiftUI
       ^
error: emit-module command failed with exit code 1 (use -v to see invocation)
[7/25] Emitting module BindingKit
/host/spi-builder-workspace/.build/checkouts/BindingKit/Sources/BindingKit/Binding+Coalescing.swift:1:8: error: no such module 'SwiftUI'
import SwiftUI
       ^
[8/25] Emitting module CollectionConcurrencyKit
[9/25] Compiling CollectionConcurrencyKit CollectionConcurrencyKit.swift
error: fatalError
[10/26] Emitting module SwiftSyntax509
[11/26] Compiling SwiftSyntax509 Empty.swift
BUILD FAILURE 5.9 linux