Swift Package Index

Build Information

Failed to build swift-rfc-4648, reference main (52b1fd), with Swift 6.2 for iOS using Xcode 26.3 on 25 Oct 2026 14:05:26 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/swift-ietf/swift-rfc-4648.git
Reference: main
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/swift-ietf/swift-rfc-4648
 * branch            main       -> FETCH_HEAD
 * [new branch]      main       -> origin/main
HEAD is now at 52b1fd8 Adopt canonical shape policy 5 .gitignore [skip ci]
Cloned https://github.com/swift-ietf/swift-rfc-4648.git
Revision (git rev-parse @):
52b1fd8c64629fb7833ea2fd664e10e819d05dbc
SPI manifest file found: $PWD/.spi.yml
SUCCESS checkout https://github.com/swift-ietf/swift-rfc-4648.git at main
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Build
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Selected platform:         iOS
Swift version:             6.2
Building package at path:  $PWD
https://github.com/swift-ietf/swift-rfc-4648.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)
2026-10-25 10:05:25.373 xcodebuild[539:3100] Writing error result bundle to /var/folders/xq/y_g06wb113726d38xsyx71_h0000gn/T/ResultBundle_2026-25-10_10-05-0025.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)
2026-10-25 10:05:26.287 xcodebuild[601:3645] Writing error result bundle to /var/folders/xq/y_g06wb113726d38xsyx71_h0000gn/T/ResultBundle_2026-25-10_10-05-0026.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