Swift Package Index

Build Information

Failed to build NumKong, reference main (337c1c), with Swift 6.4 for macOS (SPM) on 9 Oct 2026 07:16:22 UTC.

Build Command

env DEVELOPER_DIR=/Applications/Xcode-27.0.0-Release.Candidate.app xcrun swift build --arch arm64

Build Log

========================================
RunAll
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Builder version: 5.1.1
Interrupt handler set up.
========================================
Checkout
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Clone URL: https://github.com/ashvardanian/NumKong.git
Reference: main
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/ashvardanian/NumKong
 * branch            main       -> FETCH_HEAD
 * [new branch]      main       -> origin/main
HEAD is now at 337c1cb Release: v7.8.5 [skip ci] ### Patch
Cloned https://github.com/ashvardanian/NumKong.git
Revision (git rev-parse @):
337c1cb6e6fbea8c08b3b7b385e392ed95ccab46
SPI manifest file found: $PWD/.spi.yml
SUCCESS checkout https://github.com/ashvardanian/NumKong.git at main
========================================
Build
========================================
Selected platform:         macosSpm
Swift version:             6.4
Building package at path:  $PWD
https://github.com/ashvardanian/NumKong.git
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-27.0.0-Release.Candidate.app xcrun swift build --arch arm64
Building for debugging...
[Constructing description]
[Planning deferred tasks]
[24 / 87]
[35 / 88] NumKong
[57 / 109]
[60 / 109]
[65 / 109]
[75 / 137]
[78 / 137]
[85 / 137]
[88 / 137]
[100 / 137] CNumKongDispatch
[105 / 137] CNumKongDispatch
[111 / 137]
[117 / 137] CNumKongDispatch
[118 / 137]
[123 / 137] NumKong
[126 / 137] CNumKongDispatch
[126 / 137] NumKong
[132 / 137] CNumKongDispatch
error: Build input file cannot be found: '/Users/admin/builder/spi-builder-workspace/.build/out/Products/Debug/CNumKong.o'. Did you forget to declare this file as an output of a script phase or custom build rule which produces it?
error: Libtool /Users/admin/builder/spi-builder-workspace/.build/out/Products/Debug/libCNumKongDispatch.a normal failed with a nonzero exit code. Command line:     cd /Users/admin/builder/spi-builder-workspace
    /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/libtool -static -arch_only arm64 -D -syslibroot /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX27.0.sdk -L/Users/admin/builder/spi-builder-workspace/.build/out/Products/Debug -L/Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/MacOSX.platform/Developer/usr/lib -filelist /Users/admin/builder/spi-builder-workspace/.build/out/Intermediates.noindex/NumKong.build/Debug/CNumKongDispatch-product-p.build/Objects-normal/arm64/CNumKongDispatch.LinkFileList -no_warning_for_no_symbols -dependency_info /Users/admin/builder/spi-builder-workspace/.build/out/Intermediates.noindex/NumKong.build/Debug/CNumKongDispatch-product-p.build/Objects-normal/arm64/CNumKongDispatch_libtool_dependency_info.dat -o /Users/admin/builder/spi-builder-workspace/.build/out/Products/Debug/libCNumKongDispatch.a
error: Build failed
BUILD FAILURE 6.4 macosSpm