Swift Package Index

Build Information

Failed to build swift-differentiation-stdlib, reference main (70ed83), with Swift 6.4 for macOS (Xcode) using Xcode 27.0 on 28 Sep 2026 19:59:01 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: 5.1.0
Interrupt handler set up.
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Checkout
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Clone URL: https://github.com/differentiable-swift/swift-differentiation-stdlib.git
Reference: main
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/differentiable-swift/swift-differentiation-stdlib
 * branch            main       -> FETCH_HEAD
 * [new branch]      main       -> origin/main
HEAD is now at 70ed83d fix: Avoid bash 3.2 unbound-variable crash on empty release_flags (#13)
Cloned https://github.com/differentiable-swift/swift-differentiation-stdlib.git
Revision (git rev-parse @):
70ed83d446d87e5d67f9fc4b1ff80f65f9e12988
SUCCESS checkout https://github.com/differentiable-swift/swift-differentiation-stdlib.git at main
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Build
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Selected platform:         macosXcodebuild
Swift version:             6.4
Building package at path:  $PWD
https://github.com/differentiable-swift/swift-differentiation-stdlib.git
Command line invocation:
    /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/usr/bin/xcodebuild -IDEClonedSourcePackagesDirPathOverride=/Users/admin/builder/spi-builder-workspace/.dependencies -resolvePackageDependencies
Resolve Package Graph
failed downloading 'https://github.com/differentiable-swift/swift-differentiation-stdlib/releases/download/0.0.0/_Differentiation.xcframework.zip' which is required by binary target '_Differentiation': badResponseStatusCode(404)fatalError
Resolve Package Graph
failed downloading 'https://github.com/differentiable-swift/swift-differentiation-stdlib/releases/download/0.0.0/_Differentiation.xcframework.zip' which is required by binary target '_Differentiation': badResponseStatusCode(404)fatalError
Resolved source packages:
  spi-builder-workspace: (null)
2026-09-28 15:59:00.142 xcodebuild[529:3016] Writing error result bundle to /var/folders/xq/y_g06wb113726d38xsyx71_h0000gn/T/ResultBundle_2026-28-09_15-59-0000.xcresult
xcodebuild: error: Could not resolve package dependencies:
  failed downloading 'https://github.com/differentiable-swift/swift-differentiation-stdlib/releases/download/0.0.0/_Differentiation.xcframework.zip' which is required by binary target '_Differentiation': badResponseStatusCode(404)
  fatalError
Command line invocation:
    /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/usr/bin/xcodebuild -IDEClonedSourcePackagesDirPathOverride=/Users/admin/builder/spi-builder-workspace/.dependencies -resolvePackageDependencies
Resolve Package Graph
failed downloading 'https://github.com/differentiable-swift/swift-differentiation-stdlib/releases/download/0.0.0/_Differentiation.xcframework.zip' which is required by binary target '_Differentiation': badResponseStatusCode(404)fatalError
Resolved source packages:
  spi-builder-workspace: (null)
2026-09-28 15:59:01.589 xcodebuild[599:3655] Writing error result bundle to /var/folders/xq/y_g06wb113726d38xsyx71_h0000gn/T/ResultBundle_2026-28-09_15-59-0001.xcresult
xcodebuild: error: Could not resolve package dependencies:
  failed downloading 'https://github.com/differentiable-swift/swift-differentiation-stdlib/releases/download/0.0.0/_Differentiation.xcframework.zip' which is required by binary target '_Differentiation': badResponseStatusCode(404)
  fatalError
BUILD FAILURE 6.4 macosXcodebuild