Swift Package Index

Build Information

Failed to build u, reference 1.1.0 (991bc9), with Swift 6.0 for macOS (SPM) on 19 Mar 2026 04:52:55 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: 4.69.2
Interrupt handler set up.
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Checkout
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Clone URL: https://github.com/rarestype/u.git
Reference: 1.1.0
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/rarestype/u
 * tag               1.1.0      -> FETCH_HEAD
HEAD is now at 991bc9f Merge pull request #8 from rarestype/atomics
Cloned https://github.com/rarestype/u.git
Revision (git rev-parse @):
991bc9fbe56be39ecb96a239ddd866f96a41fa0a
SUCCESS checkout https://github.com/rarestype/u.git at 1.1.0
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Build
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Selected platform:         macosSpm
Swift version:             6.0
Building package at path:  $PWD
https://github.com/rarestype/u.git
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 6.2.0 but the installed version is 6.0.3
error: 'spi-builder-workspace': package 'spi-builder-workspace' is using Swift tools version 6.2.0 but the installed version is 6.0.3
BUILD FAILURE 6.0 macosSpm