Build Information
Failed to build SwiftyLoadLetter, reference v2.1.0 (0b1883), with Swift 6.1 for visionOS using Xcode 16.3 on 4 Oct 2026 07:58:05 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: 5.1.1
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/Pianometal-Studios/SwiftyLoadLetter.git
Reference: v2.1.0
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/Pianometal-Studios/SwiftyLoadLetter
* tag v2.1.0 -> FETCH_HEAD
HEAD is now at 0b18832 Merge pull request #78 from Pianometal-Studios/updates
Cloned https://github.com/Pianometal-Studios/SwiftyLoadLetter.git
Revision (git rev-parse @):
0b188325626f7b8177a3738f032c938a58a895e5
SPI manifest file found: $PWD/.spi.yml
SUCCESS checkout https://github.com/Pianometal-Studios/SwiftyLoadLetter.git at v2.1.0
========================================
Build
========================================
Selected platform: visionOS
Swift version: 6.1
Building package at path: $PWD
https://github.com/Pianometal-Studios/SwiftyLoadLetter.git
https://github.com/Pianometal-Studios/SwiftyLoadLetter.git
error: 'spi-builder-workspace': package 'spi-builder-workspace' is using Swift tools version 6.4.0 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 6.4.0 but the installed version is 6.1.0
Resolved source packages:
spi-builder-workspace: (null)
2026-10-04 00:58:04.768 xcodebuild[503:2883] Writing error result bundle to /var/folders/5k/5yc19ymj0jqd5v0zvgfqz0xw0000gn/T/ResultBundle_2026-04-10_00-58-0004.xcresult
xcodebuild: error: Could not resolve package dependencies:
package 'spi-builder-workspace' is using Swift tools version 6.4.0 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 6.4.0 but the installed version is 6.1.0
Resolved source packages:
spi-builder-workspace: (null)
2026-10-04 00:58:05.496 xcodebuild[512:2975] Writing error result bundle to /var/folders/5k/5yc19ymj0jqd5v0zvgfqz0xw0000gn/T/ResultBundle_2026-04-10_00-58-0005.xcresult
xcodebuild: error: Could not resolve package dependencies:
package 'spi-builder-workspace' is using Swift tools version 6.4.0 but the installed version is 6.1.0
BUILD FAILURE 6.1 visionOS