Swift Package Index

Build Information

Failed to build Compute, reference 0.6.4 (b129f6), with Swift 6.1 for iOS using Xcode 16.3 on 17 Oct 2026 11:58:22 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/jcmosc/Compute.git
Reference: 0.6.4
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/jcmosc/Compute
 * tag               0.6.4      -> FETCH_HEAD
HEAD is now at b129f65 Update bundle version to 0.6.4
Submodule path 'Submodules/swift-runtime-headers': checked out '626688ce65f43a83d5822532e1c9e85f92e21106'
Submodule 'Submodules/swift-runtime-headers' (https://github.com/jcmosc/swift-runtime-headers.git) registered for path 'Submodules/swift-runtime-headers'
Cloning into '/Users/admin/builder/spi-builder-workspace/Submodules/swift-runtime-headers'...
Cloned https://github.com/jcmosc/Compute.git
Revision (git rev-parse @):
b129f659ac9f7e3791737314604d73764311644d
SUCCESS checkout https://github.com/jcmosc/Compute.git at 0.6.4
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Build
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Selected platform:         iOS
Swift version:             6.1
Building package at path:  $PWD
https://github.com/jcmosc/Compute.git
https://github.com/jcmosc/Compute.git
error: 'spi-builder-workspace': package 'spi-builder-workspace' is using Swift tools version 6.3.0 but the installed version is 6.1.0
error: fatalError
Command line invocation:
    /Applications/Xcode-16.3.0.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 6.3.0 but the installed version is 6.1.0
Resolved source packages:
  spi-builder-workspace: (null)
2026-10-17 04:58:21.726 xcodebuild[514:2918] Writing error result bundle to /var/folders/5k/5yc19ymj0jqd5v0zvgfqz0xw0000gn/T/ResultBundle_2026-17-10_04-58-0021.xcresult
xcodebuild: error: Could not resolve package dependencies:
  package 'spi-builder-workspace' is using Swift tools version 6.3.0 but the installed version is 6.1.0
Command line invocation:
    /Applications/Xcode-16.3.0.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 6.3.0 but the installed version is 6.1.0
Resolved source packages:
  spi-builder-workspace: (null)
2026-10-17 04:58:22.573 xcodebuild[533:3059] Writing error result bundle to /var/folders/5k/5yc19ymj0jqd5v0zvgfqz0xw0000gn/T/ResultBundle_2026-17-10_04-58-0022.xcresult
xcodebuild: error: Could not resolve package dependencies:
  package 'spi-builder-workspace' is using Swift tools version 6.3.0 but the installed version is 6.1.0
BUILD FAILURE 6.1 iOS