Swift Package Index

Build Information

Failed to build JavaScriptKit, reference 0.37.0 (4b327d), with Swift 5.10 for watchOS using Xcode 15.4 on 28 Nov 2025 18:22:05 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/swiftwasm/JavaScriptKit.git
Reference: 0.37.0
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/swiftwasm/JavaScriptKit
 * tag               0.37.0     -> FETCH_HEAD
HEAD is now at 4b327dc Documentation: Add Testing article
Cloned https://github.com/swiftwasm/JavaScriptKit.git
Revision (git rev-parse @):
4b327dc40d3931c2236ed43c6b47325c17c88afe
SPI manifest file found: $PWD/.spi.yml
SUCCESS checkout https://github.com/swiftwasm/JavaScriptKit.git at 0.37.0
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Build
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Selected platform:         watchOS
Swift version:             5.10
Building package at path:  $PWD
https://github.com/swiftwasm/JavaScriptKit.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 6.0.0 but the installed version is 5.10.0
Resolved source packages:
  spi-builder-workspace: /Users/admin/builder/spi-builder-workspace
2025-11-28 13:22:02.628 xcodebuild[474:2531] Writing error result bundle to /var/folders/fs/0w3t9t1d28xc3bj0tgb8hcrw0000gn/T/ResultBundle_2025-28-11_13-22-0002.xcresult
xcodebuild: error: Could not resolve package dependencies:
  package 'spi-builder-workspace' is using Swift tools version 6.0.0 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 6.0.0 but the installed version is 5.10.0
Resolved source packages:
  spi-builder-workspace: /Users/admin/builder/spi-builder-workspace
2025-11-28 13:22:04.541 xcodebuild[522:2809] Writing error result bundle to /var/folders/fs/0w3t9t1d28xc3bj0tgb8hcrw0000gn/T/ResultBundle_2025-28-11_13-22-0004.xcresult
xcodebuild: error: Could not resolve package dependencies:
  package 'spi-builder-workspace' is using Swift tools version 6.0.0 but the installed version is 5.10.0
BUILD FAILURE 5.10 watchOS