Swift Package Index

Build Information

Failed to build SwiftUtilities, reference main (9948d3), with Swift 6.0 for iOS using Xcode 16.2 on 30 Apr 2026 11:21:03 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: 4.70.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/stefanspringer1/SwiftUtilities.git
Reference: main
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/stefanspringer1/SwiftUtilities
 * branch            main       -> FETCH_HEAD
 * [new branch]      main       -> origin/main
HEAD is now at 9948d3a append(relativePath:)/appending(relativePath:) nowe understands "."
Cloned https://github.com/stefanspringer1/SwiftUtilities.git
Revision (git rev-parse @):
9948d3aec9d1320c8760e31f525e479fada7606f
SUCCESS checkout https://github.com/stefanspringer1/SwiftUtilities.git at main
========================================
Build
========================================
Selected platform:         iOS
Swift version:             6.0
Building package at path:  $PWD
https://github.com/stefanspringer1/SwiftUtilities.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/swiftlang/swift-subprocess.git
Fetching from https://github.com/stefanspringer1/AutoreleasepoolShim
Fetching from https://github.com/apple/swift-argument-parser
Resolve Package Graph
Updating from https://github.com/swiftlang/swift-subprocess.git
Updating from https://github.com/apple/swift-argument-parser
Updating from https://github.com/stefanspringer1/AutoreleasepoolShim
Resolved source packages:
  spi-builder-workspace: (null)
Resolve Package Graph
Updating from https://github.com/swiftlang/swift-subprocess.git
2026-04-30 04:21:00.382 xcodebuild[480:2773] Writing error result bundle to /var/folders/5k/5yc19ymj0jqd5v0zvgfqz0xw0000gn/T/ResultBundle_2026-30-04_04-21-0000.xcresult
xcodebuild: error: Could not resolve package dependencies:
  Failed to resolve dependencies Dependencies could not be resolved because 'swift-subprocess' contains incompatible tools version (6.1.0) and root depends on 'swift-subprocess' 0.4.0..<1.0.0.
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/stefanspringer1/AutoreleasepoolShim
Updating from https://github.com/apple/swift-argument-parser
Updating from https://github.com/swiftlang/swift-subprocess.git
Resolved source packages:
  spi-builder-workspace: (null)
2026-04-30 04:21:02.837 xcodebuild[656:3716] Writing error result bundle to /var/folders/5k/5yc19ymj0jqd5v0zvgfqz0xw0000gn/T/ResultBundle_2026-30-04_04-21-0002.xcresult
xcodebuild: error: Could not resolve package dependencies:
  Failed to resolve dependencies Dependencies could not be resolved because 'swift-subprocess' contains incompatible tools version (6.1.0) and root depends on 'swift-subprocess' 0.4.0..<1.0.0.
BUILD FAILURE 6.0 iOS