Swift Package Index

Build Information

Failed to build CRuby, reference v2.1.0 (6cdfc7), with Swift 6.0 for macOS (SPM) on 1 May 2026 12:37:11 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: 4.70.0
Interrupt handler set up.
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Checkout
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Clone URL: https://github.com/johnfairh/CRuby.git
Reference: v2.1.0
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/johnfairh/CRuby
 * tag               v2.1.0     -> FETCH_HEAD
HEAD is now at 6cdfc7d Release 2.1.0
Cloned https://github.com/johnfairh/CRuby.git
Revision (git rev-parse @):
6cdfc7db30f8fc7a27199a1b6b829e42e67bb5c7
SUCCESS checkout https://github.com/johnfairh/CRuby.git at v2.1.0
========================================
Build
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Selected platform:         macosSpm
Swift version:             6.0
Building package at path:  $PWD
https://github.com/johnfairh/CRuby.git
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-16.2.0.app xcrun swift build --arch arm64
error: The package does not contain a buildable target.
Add at least one `.target` or `.executableTarget` to your `Package.swift`.
BUILD FAILURE 6.0 macosSpm