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Build Information

Failed to build SwiftyLoadLetter, reference v2.3.0 (7957b4), with Swift 6.1 for macOS (SPM) on 2 Nov 2026 13:42:12 UTC.

Build Command

env DEVELOPER_DIR=/Applications/Xcode-16.3.0.app xcrun swift build --arch arm64

Build Log

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RunAll
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Builder version: 5.1.4
Interrupt handler set up.
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Checkout
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Clone URL: https://github.com/Pianometal-Studios/SwiftyLoadLetter.git
Reference: v2.3.0
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/Pianometal-Studios/SwiftyLoadLetter
 * tag               v2.3.0     -> FETCH_HEAD
HEAD is now at 7957b48 Merge pull request #82 from Pianometal-Studios/codingkey
Cloned https://github.com/Pianometal-Studios/SwiftyLoadLetter.git
Revision (git rev-parse @):
7957b48ec3873208e75b76677a78d1d31ca02dad
SPI manifest file found: $PWD/.spi.yml
SUCCESS checkout https://github.com/Pianometal-Studios/SwiftyLoadLetter.git at v2.3.0
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Build
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Selected platform:         macosSpm
Swift version:             6.1
Building package at path:  $PWD
https://github.com/Pianometal-Studios/SwiftyLoadLetter.git
https://github.com/Pianometal-Studios/SwiftyLoadLetter.git
error: 'spi-builder-workspace': package 'spi-builder-workspace' is using Swift tools version 6.4.0 but the installed version is 6.1.0
error: fatalError
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-16.3.0.app xcrun swift build --arch arm64 -Xswiftc -Xfrontend -Xswiftc -stats-output-dir -Xswiftc -Xfrontend -Xswiftc .stats -Xswiftc -strict-concurrency=complete -Xswiftc -enable-upcoming-feature -Xswiftc StrictConcurrency -Xswiftc -enable-upcoming-feature -Xswiftc DisableOutwardActorInference -Xswiftc -enable-upcoming-feature -Xswiftc GlobalActorIsolatedTypesUsability -Xswiftc -enable-upcoming-feature -Xswiftc InferSendableFromCaptures
error: 'spi-builder-workspace': package 'spi-builder-workspace' is using Swift tools version 6.4.0 but the installed version is 6.1.0
error: 'spi-builder-workspace': package 'spi-builder-workspace' is using Swift tools version 6.4.0 but the installed version is 6.1.0
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-16.3.0.app xcrun swift build --arch arm64
error: 'spi-builder-workspace': package 'spi-builder-workspace' is using Swift tools version 6.4.0 but the installed version is 6.1.0
error: 'spi-builder-workspace': package 'spi-builder-workspace' is using Swift tools version 6.4.0 but the installed version is 6.1.0
BUILD FAILURE 6.1 macosSpm