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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 page-control, reference dev (fbecf0), with Swift 5.9 for macOS (SPM) on 9 Jan 2025 08:44:24 UTC.

Build Command

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

Build Log

========================================
RunAll
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Builder version: 4.60.0
Interrupt handler set up.
========================================
Checkout
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Clone URL: https://github.com/space-code/page-control.git
Reference: dev
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/space-code/page-control
 * branch            dev        -> FETCH_HEAD
 * [new branch]      dev        -> origin/dev
HEAD is now at fbecf0e Update `CHANGELOG.md`
Cloned https://github.com/space-code/page-control.git
Revision (git rev-parse @):
fbecf0e6f14b7840524c63b182cf58d0f045617c
SUCCESS checkout https://github.com/space-code/page-control.git at dev
========================================
Build
========================================
Selected platform:         macosSpm
Swift version:             5.9
Building package at path:  $PWD
https://github.com/space-code/page-control.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