Build Information
Failed to build swift-server-engine.io, reference 4.x (eb43a1), with Swift 6.0 for macOS (SPM) on 10 Apr 2026 14:23:16 UTC.
Build Command
env DEVELOPER_DIR=/Applications/Xcode-16.2.0.app xcrun swift build --arch arm64Build Log
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RunAll
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Builder version: 4.70.0
Interrupt handler set up.
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Checkout
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Clone URL: https://github.com/Dean151/swift-server-engine.io.git
Reference: 4.x
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/Dean151/swift-server-engine.io
* branch 4.x -> FETCH_HEAD
* [new branch] 4.x -> origin/4.x
HEAD is now at eb43a11 feat(readme): added spi shields
Cloned https://github.com/Dean151/swift-server-engine.io.git
Revision (git rev-parse @):
eb43a1195a458f7ffaf40454a5d56a272b435a22
SPI manifest file found: $PWD/.spi.yml
SUCCESS checkout https://github.com/Dean151/swift-server-engine.io.git at 4.x
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Build
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Selected platform: macosSpm
Swift version: 6.0
Building package at path: $PWD
https://github.com/Dean151/swift-server-engine.io.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 6.1.0 but the installed version is 6.0.3
error: 'spi-builder-workspace': package 'spi-builder-workspace' is using Swift tools version 6.1.0 but the installed version is 6.0.3
BUILD FAILURE 6.0 macosSpm