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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 swift-fraction-number with Swift 5.10 for Linux.

Build Command

bash -c docker run --rm -v "checkouts-4606859-1":/host -w "$workDir" registry.gitlab.com/finestructure/spi-images:basic-5.10-latest swift build --triple x86_64-unknown-linux-gnu 2>&1

Build Log

========================================
RunAll
========================================
Builder version: 4.39.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/Frizlab/swift-fraction-number.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/Frizlab/swift-fraction-number
 * branch            main       -> FETCH_HEAD
 * [new branch]      main       -> origin/main
HEAD is now at a0667c6 Add a License
Cloned https://github.com/Frizlab/swift-fraction-number.git
Revision (git rev-parse @):
a0667c68be559201c1db413c70763d1fd9ada0e1
SUCCESS checkout https://github.com/Frizlab/swift-fraction-number.git at main
========================================
Build
========================================
Selected platform:         linux
Swift version:             5.10
Building package at path:  $workDir
https://github.com/Frizlab/swift-fraction-number.git
Running build ...
bash -c docker run --rm -v "checkouts-4606859-1":/host -w "$workDir" registry.gitlab.com/finestructure/spi-images:basic-5.10-latest swift build --triple x86_64-unknown-linux-gnu 2>&1
Building for debugging...
[0/2] Write sources
[1/2] Write swift-version-24593BA9C3E375BF.txt
[3/5] Compiling FractionNumber FractionNumber.swift
/host/spi-builder-workspace/Sources/FractionNumber.swift:359:21: warning: static property 'leniencyCharacterSet' is not concurrency-safe because it is not either conforming to 'Sendable' or isolated to a global actor; this is an error in Swift 6
        private static let leniencyCharacterSet = CharacterSet(charactersIn: " ")
                           ^
[4/5] Compiling FractionNumber Maths.swift
[5/5] Emitting module FractionNumber
/host/spi-builder-workspace/Sources/FractionNumber.swift:359:21: warning: static property 'leniencyCharacterSet' is not concurrency-safe because it is not either conforming to 'Sendable' or isolated to a global actor; this is an error in Swift 6
        private static let leniencyCharacterSet = CharacterSet(charactersIn: " ")
                           ^
Build complete! (4.15s)
Build complete.
Done.