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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 BlackBoxFirebasePerformance, reference main (11bf73), with Swift 5.9 for macOS (SPM) on 29 Apr 2025 01:19:10 UTC.

Build Command

env DEVELOPER_DIR=/Applications/Xcode-15.2.0.app xcrun swift build --arch arm64

Build Log

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RunAll
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Builder version: 4.61.0
Interrupt handler set up.
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Checkout
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Clone URL: https://github.com/dodobrands/BlackBoxFirebasePerformance.git
Reference: main
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/dodobrands/BlackBoxFirebasePerformance
 * branch            main       -> FETCH_HEAD
 * [new branch]      main       -> origin/main
HEAD is now at 11bf73c Bump github.com/firebase/firebase-ios-sdk from 11.11.0 to 11.12.0 (#37)
Cloned https://github.com/dodobrands/BlackBoxFirebasePerformance.git
Revision (git rev-parse @):
11bf73cb4ad5ff3a53541a4fe53f238200d6d656
SUCCESS checkout https://github.com/dodobrands/BlackBoxFirebasePerformance.git at main
========================================
Build
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Selected platform:         macosSpm
Swift version:             5.9
Building package at path:  $PWD
https://github.com/dodobrands/BlackBoxFirebasePerformance.git
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-15.2.0.app xcrun swift build --arch arm64
error: 'spi-builder-workspace': package 'spi-builder-workspace' is using Swift tools version 6.0.0 but the installed version is 5.9.0
BUILD FAILURE 5.9 macosSpm