Build Information
Failed to build Compute, reference 0.6.4 (b129f6), with Swift 6.2 for macOS (Xcode) using Xcode 26.3 on 17 Oct 2026 12:02:51 UTC.
Build Command
No build command. This typically means the build failed at an early stage where we determine the build command.Build Log
========================================
RunAll
========================================
Builder version: 5.1.3
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/jcmosc/Compute.git
Reference: 0.6.4
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/jcmosc/Compute
* tag 0.6.4 -> FETCH_HEAD
HEAD is now at b129f65 Update bundle version to 0.6.4
Submodule path 'Submodules/swift-runtime-headers': checked out '626688ce65f43a83d5822532e1c9e85f92e21106'
Submodule 'Submodules/swift-runtime-headers' (https://github.com/jcmosc/swift-runtime-headers.git) registered for path 'Submodules/swift-runtime-headers'
Cloning into '/Users/admin/builder/spi-builder-workspace/Submodules/swift-runtime-headers'...
Cloned https://github.com/jcmosc/Compute.git
Revision (git rev-parse @):
b129f659ac9f7e3791737314604d73764311644d
SUCCESS checkout https://github.com/jcmosc/Compute.git at 0.6.4
========================================
Build
========================================
Selected platform: macosXcodebuild
Swift version: 6.2
Building package at path: $PWD
https://github.com/jcmosc/Compute.git
Command line invocation:
/Applications/Xcode-26.3.0.app/Contents/Developer/usr/bin/xcodebuild -IDEClonedSourcePackagesDirPathOverride=/Users/admin/builder/spi-builder-workspace/.dependencies -resolvePackageDependencies
Resolve Package Graph
package 'spi-builder-workspace' is using Swift tools version 6.3.0 but the installed version is 6.2.4
Resolved source packages:
spi-builder-workspace: (null)
2026-10-17 08:02:50.588 xcodebuild[549:3142] Writing error result bundle to /var/folders/xq/y_g06wb113726d38xsyx71_h0000gn/T/ResultBundle_2026-17-10_08-02-0050.xcresult
xcodebuild: error: Could not resolve package dependencies:
package 'spi-builder-workspace' is using Swift tools version 6.3.0 but the installed version is 6.2.4
Command line invocation:
/Applications/Xcode-26.3.0.app/Contents/Developer/usr/bin/xcodebuild -IDEClonedSourcePackagesDirPathOverride=/Users/admin/builder/spi-builder-workspace/.dependencies -resolvePackageDependencies
Resolve Package Graph
package 'spi-builder-workspace' is using Swift tools version 6.3.0 but the installed version is 6.2.4
Resolved source packages:
spi-builder-workspace: (null)
2026-10-17 08:02:51.566 xcodebuild[611:3680] Writing error result bundle to /var/folders/xq/y_g06wb113726d38xsyx71_h0000gn/T/ResultBundle_2026-17-10_08-02-0051.xcresult
xcodebuild: error: Could not resolve package dependencies:
package 'spi-builder-workspace' is using Swift tools version 6.3.0 but the installed version is 6.2.4
BUILD FAILURE 6.2 macosXcodebuild