Build Information
Failed to build WebUI, reference 4.2.1 (d1408d), with Swift 5.10 for iOS using Xcode 15.4 on 7 Nov 2025 13:38:25 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: 4.68.0
Interrupt handler set up.
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Checkout
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Clone URL: https://github.com/cybozu/WebUI.git
Reference: 4.2.1
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/cybozu/WebUI
* tag 4.2.1 -> FETCH_HEAD
HEAD is now at d1408d9 Merge pull request #86 from cybozu/rafactoring-page-scale-factor
Cloned https://github.com/cybozu/WebUI.git
Revision (git rev-parse @):
d1408d9ad8056f4619b71f06a0b0ba1ff553f3a3
SUCCESS checkout https://github.com/cybozu/WebUI.git at 4.2.1
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Build
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Selected platform: iOS
Swift version: 5.10
Building package at path: $PWD
https://github.com/cybozu/WebUI.git
Command line invocation:
/Applications/Xcode-15.4.0.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
package 'spi-builder-workspace' is using Swift tools version 6.1.0 but the installed version is 5.10.0
Resolved source packages:
spi-builder-workspace: /Users/admin/builder/spi-builder-workspace
2025-11-07 08:38:22.219 xcodebuild[475:2532] Writing error result bundle to /var/folders/fs/0w3t9t1d28xc3bj0tgb8hcrw0000gn/T/ResultBundle_2025-07-11_08-38-0022.xcresult
xcodebuild: error: Could not resolve package dependencies:
package 'spi-builder-workspace' is using Swift tools version 6.1.0 but the installed version is 5.10.0
Command line invocation:
/Applications/Xcode-15.4.0.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
package 'spi-builder-workspace' is using Swift tools version 6.1.0 but the installed version is 5.10.0
Resolved source packages:
spi-builder-workspace: /Users/admin/builder/spi-builder-workspace
2025-11-07 08:38:24.039 xcodebuild[523:2812] Writing error result bundle to /var/folders/fs/0w3t9t1d28xc3bj0tgb8hcrw0000gn/T/ResultBundle_2025-07-11_08-38-0024.xcresult
xcodebuild: error: Could not resolve package dependencies:
package 'spi-builder-workspace' is using Swift tools version 6.1.0 but the installed version is 5.10.0
BUILD FAILURE 5.10 iOS