Swift Package Index

Build Information

Failed to build swift-lifetime, reference 4.0.0 (d32618), with Swift 6.2 for iOS using Xcode 26.3 on 18 Oct 2026 09:19:11 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: 5.1.3
Interrupt handler set up.
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Checkout
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Clone URL: https://github.com/optional-dev/swift-lifetime.git
Reference: 4.0.0
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/optional-dev/swift-lifetime
 * tag               4.0.0      -> FETCH_HEAD
HEAD is now at d32618a chore!: require Swift 6.4 and Apple OS 27
Cloned https://github.com/optional-dev/swift-lifetime.git
Revision (git rev-parse @):
d32618abb4679cf92e0fb2fe8e6e3c6b3130a3b7
SPI manifest file found: $PWD/.spi.yml
SUCCESS checkout https://github.com/optional-dev/swift-lifetime.git at 4.0.0
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Build
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Selected platform:         iOS
Swift version:             6.2
Building package at path:  $PWD
https://github.com/optional-dev/swift-lifetime.git
Command line invocation:
    /Applications/Xcode-26.3.0.app/Contents/Developer/usr/bin/xcodebuild -IDEClonedSourcePackagesDirPathOverride=/Users/admin/builder/spi-builder-workspace/.dependencies -resolvePackageDependencies
Resolve Package Graph
package 'spi-builder-workspace' is using Swift tools version 6.4.0 but the installed version is 6.2.4
Resolved source packages:
  spi-builder-workspace: (null)
2026-10-18 05:19:10.424 xcodebuild[539:3114] Writing error result bundle to /var/folders/xq/y_g06wb113726d38xsyx71_h0000gn/T/ResultBundle_2026-18-10_05-19-0010.xcresult
xcodebuild: error: Could not resolve package dependencies:
  package 'spi-builder-workspace' is using Swift tools version 6.4.0 but the installed version is 6.2.4
Command line invocation:
    /Applications/Xcode-26.3.0.app/Contents/Developer/usr/bin/xcodebuild -IDEClonedSourcePackagesDirPathOverride=/Users/admin/builder/spi-builder-workspace/.dependencies -resolvePackageDependencies
Resolve Package Graph
package 'spi-builder-workspace' is using Swift tools version 6.4.0 but the installed version is 6.2.4
Resolved source packages:
  spi-builder-workspace: (null)
2026-10-18 05:19:11.314 xcodebuild[601:3652] Writing error result bundle to /var/folders/xq/y_g06wb113726d38xsyx71_h0000gn/T/ResultBundle_2026-18-10_05-19-0011.xcresult
xcodebuild: error: Could not resolve package dependencies:
  package 'spi-builder-workspace' is using Swift tools version 6.4.0 but the installed version is 6.2.4
BUILD FAILURE 6.2 iOS