Build Information
Failed to build swift-windowsappsdk, reference main (36e2f6), with Swift 6.3 for macOS (SPM) on 15 Apr 2026 15:03:09 UTC.
Build Command
env DEVELOPER_DIR=/Applications/Xcode-26.4.0.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/wabiverse/swift-windowsappsdk.git
Reference: main
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/wabiverse/swift-windowsappsdk
* branch main -> FETCH_HEAD
* [new branch] main -> origin/main
HEAD is now at 36e2f6c Provide arm64 as well as x86_64 bootstrap dll.
Cloned https://github.com/wabiverse/swift-windowsappsdk.git
Revision (git rev-parse @):
36e2f6c261fcbffc303c107b24f705605f3908be
SUCCESS checkout https://github.com/wabiverse/swift-windowsappsdk.git at main
Fetching https://github.com/thebrowsercompany/swift-cwinrt
[1/474] Fetching swift-cwinrt
Fetched https://github.com/thebrowsercompany/swift-cwinrt from cache (1.11s)
Fetching https://github.com/thebrowsercompany/swift-uwp
[1/362] Fetching swift-uwp
Fetched https://github.com/thebrowsercompany/swift-uwp from cache (1.03s)
error: package 'swift-uwp' is required using a revision-based requirement and it depends on local package 'swift-cwinrt', which is not supported
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Build
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Selected platform: macosSpm
Swift version: 6.3
Building package at path: $PWD
https://github.com/wabiverse/swift-windowsappsdk.git
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-26.4.0.app xcrun swift build --arch arm64
Updating https://github.com/thebrowsercompany/swift-cwinrt
Updated https://github.com/thebrowsercompany/swift-cwinrt (0.40s)
Updating https://github.com/thebrowsercompany/swift-uwp
Updated https://github.com/thebrowsercompany/swift-uwp (0.41s)
error: package 'swift-uwp' is required using a revision-based requirement and it depends on local package 'swift-cwinrt', which is not supported
BUILD FAILURE 6.3 macosSpm