Swift Package Index

Build Information

Failed to build SwiftDelta, reference v1.0.0 (619456), with Swift 6.3 for macOS (SPM) on 13 Aug 2026 01:01:00 UTC.

Build Command

env DEVELOPER_DIR=/Applications/Xcode-26.4.0.app xcrun swift build --arch arm64

Build Log

========================================
RunAll
========================================
Builder version: undefined version: run 'make version' to update
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/Jiaxu-Li/SwiftDelta.git
Reference: v1.0.0
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/Jiaxu-Li/SwiftDelta
 * tag               v1.0.0     -> FETCH_HEAD
HEAD is now at 6194567 Initial open source release of SwiftDelta 1.0.0
Cloned https://github.com/Jiaxu-Li/SwiftDelta.git
Revision (git rev-parse @):
61945673f0f31588cb37a9c44801dfb1ed8ba313
SUCCESS checkout https://github.com/Jiaxu-Li/SwiftDelta.git at v1.0.0
error: 'spi-builder-workspace': package 'spi-builder-workspace' is using Swift tools version 6.4.0 but the installed version is 6.3.2
========================================
Build
========================================
Selected platform:         macosSpm
Swift version:             6.3
Building package at path:  $PWD
https://github.com/Jiaxu-Li/SwiftDelta.git
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-26.4.0.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 6.3.0
error: 'spi-builder-workspace': package 'spi-builder-workspace' is using Swift tools version 6.4.0 but the installed version is 6.3.0
BUILD FAILURE 6.3 macosSpm