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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 RxViewController with Swift 5.10 for macOS (SPM).

Build Command

env DEVELOPER_DIR=/Applications/Xcode-15.3.0-Beta.2.app xcrun swift build --arch arm64

Build Log

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RunAll
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Builder version: 4.29.0
Interrupt handler set up.
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Checkout
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Clone URL: https://github.com/devxoul/RxViewController.git
Reference: 2.0.0
Initialized empty Git repository in /Users/builder/builds/UKfvDsi8u/0/finestructure/swiftpackageindex-builder/spi-builder-workspace/.git/
From https://github.com/devxoul/RxViewController
 * tag               2.0.0      -> FETCH_HEAD
HEAD is now at 072b223 Drop iOS 8 support
Cloned https://github.com/devxoul/RxViewController.git
Revision (git rev-parse @):
072b223dc9e39764fbc5574b2c9a3a7792e2185b
SUCCESS checkout https://github.com/devxoul/RxViewController.git at 2.0.0
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Build
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Selected platform:         macosSpm
Swift version:             5.10
Building package at path:  $workDir
https://github.com/devxoul/RxViewController.git
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-15.3.0-Beta.2.app xcrun swift build --arch arm64
Fetching https://github.com/ReactiveX/RxSwift.git from cache
Fetching https://github.com/devxoul/RxExpect.git from cache
Fetched https://github.com/devxoul/RxExpect.git from cache (0.14s)
Fetched https://github.com/ReactiveX/RxSwift.git from cache (0.26s)
Computing version for https://github.com/devxoul/RxExpect.git
error: Dependencies could not be resolved because root depends on 'rxswift' 6.0.0..<7.0.0 and root depends on 'rxexpect' 2.0.0..<3.0.0.
'rxexpect' >= 2.0.0 practically depends on 'rxswift' 5.0.0..<6.0.0 because no versions of 'rxexpect' match the requirement 2.0.1..<3.0.0 and 'rxexpect' 2.0.0 depends on 'rxswift' 5.0.0..<6.0.0.
warning: 'rxswift': /Users/builder/builds/UKfvDsi8u/0/finestructure/swiftpackageindex-builder/spi-builder-workspace/.build/repositories/RxSwift-25ac69bd is not valid git repository for 'https://github.com/ReactiveX/RxSwift.git', will fetch again.
Fetching https://github.com/ReactiveX/RxSwift.git from cache
Updating https://github.com/devxoul/RxExpect.git
Updated https://github.com/devxoul/RxExpect.git (0.13s)
Fetched https://github.com/ReactiveX/RxSwift.git from cache (0.21s)
Computing version for https://github.com/devxoul/RxExpect.git
error: Dependencies could not be resolved because root depends on 'rxswift' 6.0.0..<7.0.0 and root depends on 'rxexpect' 2.0.0..<3.0.0.
'rxexpect' >= 2.0.0 practically depends on 'rxswift' 5.0.0..<6.0.0 because no versions of 'rxexpect' match the requirement 2.0.1..<3.0.0 and 'rxexpect' 2.0.0 depends on 'rxswift' 5.0.0..<6.0.0.
BUILD FAILURE 5.10 macosSpm