Swift Package Index

Build Information

Failed to build ucf, reference master (e04591), with Swift 6.0 for visionOS using Xcode 16.2 on 30 Apr 2026 03:28:56 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: 4.70.0
Interrupt handler set up.
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Checkout
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Clone URL: https://github.com/rarestype/ucf.git
Reference: master
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/rarestype/ucf
 * branch            master     -> FETCH_HEAD
 * [new branch]      master     -> origin/master
HEAD is now at e04591d [autosync]
Cloned https://github.com/rarestype/ucf.git
Revision (git rev-parse @):
e04591d22b0e1e3e8728317777625664a67a87a6
SUCCESS checkout https://github.com/rarestype/ucf.git at master
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Build
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Selected platform:         visionOS
Swift version:             6.0
Building package at path:  $PWD
https://github.com/rarestype/ucf.git
Command line invocation:
    /Applications/Xcode-16.2.0.app/Contents/Developer/usr/bin/xcodebuild -IDEClonedSourcePackagesDirPathOverride=/Users/admin/builder/spi-builder-workspace/.dependencies -resolvePackageDependencies
User defaults from command line:
    IDEClonedSourcePackagesDirPathOverride = /Users/admin/builder/spi-builder-workspace/.dependencies
    IDEPackageSupportUseBuiltinSCM = YES
Resolve Package Graph
Fetching from https://github.com/ordo-one/dollup
Fetching from https://github.com/rarestype/gram
Resolve Package Graph
Updating from https://github.com/rarestype/gram
Updating from https://github.com/ordo-one/dollup
Resolved source packages:
  spi-builder-workspace: (null)
Resolve Package Graph
Updating from https://github.com/ordo-one/dollup
Updating from https://github.com/rarestype/gram
2026-04-29 20:28:53.237 xcodebuild[477:2772] Writing error result bundle to /var/folders/5k/5yc19ymj0jqd5v0zvgfqz0xw0000gn/T/ResultBundle_2026-29-04_20-28-0053.xcresult
xcodebuild: error: Could not resolve package dependencies:
  Failed to resolve dependencies Dependencies could not be resolved because 'dollup' contains incompatible tools version (6.2.0) and root depends on 'dollup' 1.0.1..<2.0.0.
Command line invocation:
    /Applications/Xcode-16.2.0.app/Contents/Developer/usr/bin/xcodebuild -IDEClonedSourcePackagesDirPathOverride=/Users/admin/builder/spi-builder-workspace/.dependencies -resolvePackageDependencies
User defaults from command line:
    IDEClonedSourcePackagesDirPathOverride = /Users/admin/builder/spi-builder-workspace/.dependencies
    IDEPackageSupportUseBuiltinSCM = YES
Resolve Package Graph
Updating from https://github.com/rarestype/gram
Updating from https://github.com/ordo-one/dollup
Resolved source packages:
  spi-builder-workspace: (null)
2026-04-29 20:28:55.694 xcodebuild[641:3699] Writing error result bundle to /var/folders/5k/5yc19ymj0jqd5v0zvgfqz0xw0000gn/T/ResultBundle_2026-29-04_20-28-0055.xcresult
xcodebuild: error: Could not resolve package dependencies:
  Failed to resolve dependencies Dependencies could not be resolved because 'dollup' contains incompatible tools version (6.2.0) and root depends on 'dollup' 1.0.1..<2.0.0.
BUILD FAILURE 6.0 visionOS