Build Information
Failed to build ObservationKit, reference main (fd181c), with Swift 6.1 for watchOS using Xcode 16.3 on 19 Mar 2026 06:46:24 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: 4.69.2
Interrupt handler set up.
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Checkout
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Clone URL: https://github.com/Archdoog/ObservationsKit.git
Reference: main
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/Archdoog/ObservationsKit
* branch main -> FETCH_HEAD
* [new branch] main -> origin/main
HEAD is now at fd181cb Merge pull request #4 from Archdoog/fix/readme-cleanup
Cloned https://github.com/Archdoog/ObservationsKit.git
Revision (git rev-parse @):
fd181cbbcee853bbd07b226aa64174edf0ecc745
SUCCESS checkout https://github.com/Archdoog/ObservationsKit.git at main
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Build
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Selected platform: watchOS
Swift version: 6.1
Building package at path: $PWD
https://github.com/Archdoog/ObservationsKit.git
https://github.com/Archdoog/ObservationsKit.git
error: 'spi-builder-workspace': package 'spi-builder-workspace' is using Swift tools version 6.2.0 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 6.2.0 but the installed version is 6.1.0
Resolved source packages:
spi-builder-workspace: (null)
2026-03-18 23:46:23.732 xcodebuild[525:3037] Writing error result bundle to /var/folders/5k/5yc19ymj0jqd5v0zvgfqz0xw0000gn/T/ResultBundle_2026-18-03_23-46-0023.xcresult
xcodebuild: error: Could not resolve package dependencies:
package 'spi-builder-workspace' is using Swift tools version 6.2.0 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 6.2.0 but the installed version is 6.1.0
Resolved source packages:
spi-builder-workspace: (null)
2026-03-18 23:46:24.419 xcodebuild[542:3214] Writing error result bundle to /var/folders/5k/5yc19ymj0jqd5v0zvgfqz0xw0000gn/T/ResultBundle_2026-18-03_23-46-0024.xcresult
xcodebuild: error: Could not resolve package dependencies:
package 'spi-builder-workspace' is using Swift tools version 6.2.0 but the installed version is 6.1.0
BUILD FAILURE 6.1 watchOS