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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 soto, reference 7.6.1 (ab7bab), with Swift 5.9 for macOS (SPM) on 17 Apr 2025 15:31:25 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: 4.60.1
Interrupt handler set up.
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Checkout
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Clone URL: https://github.com/soto-project/soto.git
Reference: 7.6.1
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/soto-project/soto
 * tag               7.6.1      -> FETCH_HEAD
HEAD is now at ab7bab7 soto-core v7.6.0
Cloned https://github.com/soto-project/soto.git
Revision (git rev-parse @):
ab7bab78dbe6fd77722639a7f7f7521b1a79e900
SUCCESS checkout https://github.com/soto-project/soto.git at 7.6.1
========================================
Build
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Selected platform:         macosSpm
Swift version:             5.9
Building package at path:  $PWD
https://github.com/soto-project/soto.git
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-15.2.0.app xcrun swift build --arch arm64
Fetching https://github.com/soto-project/soto-core.git
[1/52299] Fetching soto-core
Fetched https://github.com/soto-project/soto-core.git (2.66s)
Computing version for https://github.com/soto-project/soto-core.git
error: Dependencies could not be resolved because root depends on 'soto-core' 7.6.0..<8.0.0.
'soto-core' >= 7.6.0 cannot be used because no versions of 'soto-core' match the requirement 7.6.1..<8.0.0 and 'soto-core' 7.6.0 contains incompatible tools version (5.10.0).
BUILD FAILURE 5.9 macosSpm