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Build Information

Failed to build SwiftAsyncStream, reference main (8eb9e8), with Swift 5.10 for watchOS using Xcode 15.4 on 22 Nov 2025 23:01:47 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.
========================================
Checkout
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Clone URL: https://github.com/o-nnerb/swift-async-stream.git
Reference: main
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/o-nnerb/swift-async-stream
 * branch            main       -> FETCH_HEAD
 * [new branch]      main       -> origin/main
HEAD is now at 8eb9e83 Removed empty whitespaces lines
Cloned https://github.com/o-nnerb/swift-async-stream.git
Revision (git rev-parse @):
8eb9e83ff371a8c37a3027c46e6b79b3f00b15dd
SUCCESS checkout https://github.com/o-nnerb/swift-async-stream.git at main
========================================
Build
========================================
Selected platform:         watchOS
Swift version:             5.10
Building package at path:  $PWD
https://github.com/o-nnerb/swift-async-stream.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
2025-11-22 18:01:44.162 xcodebuild[483:2655] Writing error result bundle to /var/folders/fs/0w3t9t1d28xc3bj0tgb8hcrw0000gn/T/ResultBundle_2025-22-11_18-01-0044.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
2025-11-22 18:01:45.929 xcodebuild[531:2938] Writing error result bundle to /var/folders/fs/0w3t9t1d28xc3bj0tgb8hcrw0000gn/T/ResultBundle_2025-22-11_18-01-0045.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 watchOS