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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 SecurityKit, reference master (daab2b), with Swift 6.0 for macOS (SPM) on 9 Oct 2024 02:00:35 UTC.

Build Command

env DEVELOPER_DIR=/Applications/Xcode-16.0.0.app xcrun swift build --arch arm64 -Xswiftc -Xfrontend -Xswiftc -stats-output-dir -Xswiftc -Xfrontend -Xswiftc .stats -Xswiftc -strict-concurrency=complete

Build Log

========================================
RunAll
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Builder version: 4.55.0
Interrupt handler set up.
========================================
Checkout
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Clone URL: https://github.com/DynamicKit/SecurityKit.git
Reference: master
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/DynamicKit/SecurityKit
 * branch            master     -> FETCH_HEAD
 * [new branch]      master     -> origin/master
HEAD is now at daab2bf Merge pull request #3 from DynamicKit/development
Cloned https://github.com/DynamicKit/SecurityKit.git
Revision (git rev-parse @):
daab2bfee4c8be7ca05983a7e878cc1434c08a01
SUCCESS checkout https://github.com/DynamicKit/SecurityKit.git at master
========================================
ResolveProductDependencies
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Resolving dependencies ...
Fetching https://github.com/DynamicKit/SecurityKit.git
[1/260] Fetching securitykit
Fetched https://github.com/DynamicKit/SecurityKit.git from cache (0.92s)
Creating working copy for https://github.com/DynamicKit/SecurityKit.git
Working copy of https://github.com/DynamicKit/SecurityKit.git resolved at master (daab2bf)
error: 'securitykit': target at '/Users/admin/builder/spi-builder-workspace/.resolve-product-dependencies/.build/checkouts/SecurityKit/Source' contains mixed language source files; feature not supported
========================================
Build
========================================
Selected platform:         macosSpm
Swift version:             6.0
Building package at path:  $PWD
https://github.com/DynamicKit/SecurityKit.git
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-16.0.0.app xcrun swift build --arch arm64 -Xswiftc -Xfrontend -Xswiftc -stats-output-dir -Xswiftc -Xfrontend -Xswiftc .stats -Xswiftc -strict-concurrency=complete
error: 'spi-builder-workspace': target at '/Users/admin/builder/spi-builder-workspace/Source' contains mixed language source files; feature not supported
BUILD FAILURE 6.0 macosSpm