Swift Package Index

Build Information

Failed to build swift-mmio, reference main (2cd3f0), with Swift 6.3 for tvOS using Xcode 26.4 on 31 Oct 2026 22:22:51 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: 5.1.4
Interrupt handler set up.
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Checkout
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Clone URL: https://github.com/apple/swift-mmio.git
Reference: main
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/apple/swift-mmio
 * branch            main       -> FETCH_HEAD
 * [new branch]      main       -> origin/main
HEAD is now at 2cd3f08 Enable strict memory safety on all targets (#231)
Cloned https://github.com/apple/swift-mmio.git
Revision (git rev-parse @):
2cd3f08079e9e3965072f6412dac59a4e0935093
SPI manifest file found: $PWD/.spi.yml
SUCCESS checkout https://github.com/apple/swift-mmio.git at main
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Build
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Selected platform:         tvOS
Swift version:             6.3
Building package at path:  $PWD
https://github.com/apple/swift-mmio.git
Command line invocation:
    /Applications/Xcode-26.5.0.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 6.3.2
Resolved source packages:
  spi-builder-workspace: (null)
2026-10-31 18:22:50.255 xcodebuild[542:3126] Writing error result bundle to /var/folders/xq/y_g06wb113726d38xsyx71_h0000gn/T/ResultBundle_2026-31-10_18-22-0050.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 6.3.2
Command line invocation:
    /Applications/Xcode-26.5.0.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 6.3.2
Resolved source packages:
  spi-builder-workspace: (null)
2026-10-31 18:22:51.783 xcodebuild[610:3641] Writing error result bundle to /var/folders/xq/y_g06wb113726d38xsyx71_h0000gn/T/ResultBundle_2026-31-10_18-22-0051.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 6.3.2
BUILD FAILURE 6.3 tvOS