Swift Package IndexBuild Information
Failed to build swift-png, reference 4.5.1 (8a0bcd), with Swift 6.1 for watchOS using Xcode 16.3 on 20 Mar 2026 03:06:07 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/tayloraswift/swift-png.git
Reference: 4.5.1
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/tayloraswift/swift-png
* tag 4.5.1 -> FETCH_HEAD
HEAD is now at 8a0bcd4 Merge pull request #93 from tayloraswift/android
Cloned https://github.com/tayloraswift/swift-png.git
Revision (git rev-parse @):
8a0bcd4df5e4b307c804937776a56dd6ecdf6396
SUCCESS checkout https://github.com/tayloraswift/swift-png.git at 4.5.1
========================================
Build
========================================
Selected platform: watchOS
Swift version: 6.1
Building package at path: $PWD
https://github.com/tayloraswift/swift-png.git
https://github.com/tayloraswift/swift-png.git
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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
Fetching from https://github.com/ordo-one/dollup
Fetching from https://github.com/rarestype/h
Resolve Package Graph
Updating from https://github.com/rarestype/h
Updating from https://github.com/ordo-one/dollup
Resolve Package Graph
Updating from https://github.com/ordo-one/dollup
Updating from https://github.com/rarestype/h
Resolved source packages:
spi-builder-workspace: (null)
2026-03-19 20:06:05.813 xcodebuild[547:3085] Writing error result bundle to /var/folders/5k/5yc19ymj0jqd5v0zvgfqz0xw0000gn/T/ResultBundle_2026-19-03_20-06-0005.xcresult
xcodebuild: error: Could not resolve package dependencies:
Failed to resolve dependencies Dependencies could not be resolved because root depends on 'dollup' 1.0.1..<2.0.0.
'dollup' >= 1.0.1 cannot be used because 'dollup' 1.0.1 contains incompatible tools version (6.2.0) and no versions of 'dollup' match the requirement 1.0.2..<2.0.0.
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
Updating from https://github.com/ordo-one/dollup
Updating from https://github.com/rarestype/h
Resolved source packages:
spi-builder-workspace: (null)
2026-03-19 20:06:07.064 xcodebuild[776:4352] Writing error result bundle to /var/folders/5k/5yc19ymj0jqd5v0zvgfqz0xw0000gn/T/ResultBundle_2026-19-03_20-06-0007.xcresult
xcodebuild: error: Could not resolve package dependencies:
Failed to resolve dependencies Dependencies could not be resolved because root depends on 'dollup' 1.0.1..<2.0.0.
'dollup' >= 1.0.1 cannot be used because 'dollup' 1.0.1 contains incompatible tools version (6.2.0) and no versions of 'dollup' match the requirement 1.0.2..<2.0.0.
BUILD FAILURE 6.1 watchOS