Build Information
Failed to build swift-adwaita, reference main (c6b8a4), with Swift 6.1 for macOS (Xcode) using Xcode 16.3 on 14 Oct 2026 21:29:53 UTC.
Build Command
No build command. This typically means the build failed at an early stage where we determine the build command.Build Log
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RunAll
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Builder version: 5.1.2
Interrupt handler set up.
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Checkout
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Clone URL: https://github.com/makoni/swift-adwaita.git
Reference: main
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/makoni/swift-adwaita
* branch main -> FETCH_HEAD
* [new branch] main -> origin/main
HEAD is now at c6b8a4c fix(ownership): stop window wrappers stealing GTK's toplevel reference
Cloned https://github.com/makoni/swift-adwaita.git
Revision (git rev-parse @):
c6b8a4ca5d89a47239b955c0174bf1849fb999ad
SUCCESS checkout https://github.com/makoni/swift-adwaita.git at main
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Build
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Selected platform: macosXcodebuild
Swift version: 6.1
Building package at path: $PWD
https://github.com/makoni/swift-adwaita.git
https://github.com/makoni/swift-adwaita.git
error: 'spi-builder-workspace': package 'spi-builder-workspace' is using Swift tools version 6.3.0 but the installed version is 6.1.0
error: fatalError
Command line invocation:
/Applications/Xcode-16.3.0.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 6.1.0
Resolved source packages:
spi-builder-workspace: (null)
2026-10-14 14:29:52.869 xcodebuild[504:2904] Writing error result bundle to /var/folders/5k/5yc19ymj0jqd5v0zvgfqz0xw0000gn/T/ResultBundle_2026-14-10_14-29-0052.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 6.1.0
Command line invocation:
/Applications/Xcode-16.3.0.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 6.1.0
Resolved source packages:
spi-builder-workspace: (null)
2026-10-14 14:29:53.638 xcodebuild[515:3017] Writing error result bundle to /var/folders/5k/5yc19ymj0jqd5v0zvgfqz0xw0000gn/T/ResultBundle_2026-14-10_14-29-0053.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 6.1.0
BUILD FAILURE 6.1 macosXcodebuild