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Build Information

Failed to build AsyncMux, reference v2.4.0 (0d45f6), with Swift 5.10 for watchOS using Xcode 15.4 on 16 Sep 2025 16:51:05 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: 4.67.1
Interrupt handler set up.
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Checkout
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Clone URL: https://github.com/crontab/AsyncMux.git
Reference: v2.4.0
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/crontab/AsyncMux
 * tag               v2.4.0     -> FETCH_HEAD
HEAD is now at 0d45f6c Updated change log in TODO.md
Cloned https://github.com/crontab/AsyncMux.git
Revision (git rev-parse @):
0d45f6c12b1c6ec61664da685bfd0912a8cd0f5a
SUCCESS checkout https://github.com/crontab/AsyncMux.git at v2.4.0
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Build
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Selected platform:         watchOS
Swift version:             5.10
Building package at path:  $PWD
https://github.com/crontab/AsyncMux.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
2025-09-16 12:51:02.798 xcodebuild[455:2462] Writing error result bundle to /var/folders/fs/0w3t9t1d28xc3bj0tgb8hcrw0000gn/T/ResultBundle_2025-16-09_12-51-0002.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
2025-09-16 12:51:04.611 xcodebuild[503:2735] Writing error result bundle to /var/folders/fs/0w3t9t1d28xc3bj0tgb8hcrw0000gn/T/ResultBundle_2025-16-09_12-51-0004.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