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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 Lunar, reference main (819a2d), with Swift 6.0 for macOS (SPM) on 20 Apr 2025 16:45:25 UTC.

Build Command

env DEVELOPER_DIR=/Applications/Xcode-16.2.0.app xcrun swift build --arch arm64

Build Log

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RunAll
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Builder version: 4.60.1
Interrupt handler set up.
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Checkout
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Clone URL: https://github.com/dl-alexandre/Lunar.git
Reference: main
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/dl-alexandre/Lunar
 * branch            main       -> FETCH_HEAD
 * [new branch]      main       -> origin/main
HEAD is now at 819a2d4 Initial Commit
Cloned https://github.com/dl-alexandre/Lunar.git
Revision (git rev-parse @):
819a2d49fc6ea5dd9a00c2ab4fb75bbc2e645452
SUCCESS checkout https://github.com/dl-alexandre/Lunar.git at main
error: 'spi-builder-workspace': package 'spi-builder-workspace' is using Swift tools version 6.1.0 but the installed version is 6.0.3
========================================
Build
========================================
Selected platform:         macosSpm
Swift version:             6.0
Building package at path:  $PWD
https://github.com/dl-alexandre/Lunar.git
https://github.com/dl-alexandre/Lunar.git
error: 'spi-builder-workspace': package 'spi-builder-workspace' is using Swift tools version 6.1.0 but the installed version is 6.0.3
error: fatalError
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-16.2.0.app xcrun swift build --arch arm64 -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
error: 'spi-builder-workspace': package 'spi-builder-workspace' is using Swift tools version 6.1.0 but the installed version is 6.0.3
error: 'spi-builder-workspace': package 'spi-builder-workspace' is using Swift tools version 6.1.0 but the installed version is 6.0.3
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-16.2.0.app xcrun swift build --arch arm64
error: 'spi-builder-workspace': package 'spi-builder-workspace' is using Swift tools version 6.1.0 but the installed version is 6.0.3
error: 'spi-builder-workspace': package 'spi-builder-workspace' is using Swift tools version 6.1.0 but the installed version is 6.0.3
BUILD FAILURE 6.0 macosSpm