Build Information
Failed to build Kass, reference v5.0.0 (93ca99), with Swift 6.4 for macOS (SPM) on 22 Sep 2026 03:59:53 UTC.
Build Command
env DEVELOPER_DIR=/Applications/Xcode-27.0.0-Release.Candidate.app xcrun swift build --arch arm64Build 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/nmggithub/Kass.git
Reference: v5.0.0
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/nmggithub/Kass
* tag v5.0.0 -> FETCH_HEAD
HEAD is now at 93ca992 clean up event function names
Cloned https://github.com/nmggithub/Kass.git
Revision (git rev-parse @):
93ca992bc5da0538f681fc972dc85cc909072b11
SPI manifest file found: $PWD/.spi.yml
SUCCESS checkout https://github.com/nmggithub/Kass.git at v5.0.0
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Build
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Selected platform: macosSpm
Swift version: 6.4
Building package at path: $PWD
https://github.com/nmggithub/Kass.git
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-27.0.0-Release.Candidate.app xcrun swift build --arch arm64
Building for debugging...
[Computing dependencies]
[Pre-planning 1 / 473]
[Planning deferred tasks]
[64 / 131]
[67 / 133] KassHelpers
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[88 / 147] KassC
[97 / 188] KassHelpers
[103 / 188]
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Fetching https://github.com/swiftlang/swift-docc-plugin
[1/2345] Fetching swift-docc-plugin
Fetched https://github.com/swiftlang/swift-docc-plugin (1.35s)
Computing version for https://github.com/swiftlang/swift-docc-plugin
Computed https://github.com/swiftlang/swift-docc-plugin at 1.5.0 (4.27s)
Fetching https://github.com/swiftlang/swift-docc-symbolkit
[1/3828] Fetching swift-docc-symbolkit
Fetched https://github.com/swiftlang/swift-docc-symbolkit (1.37s)
Computing version for https://github.com/swiftlang/swift-docc-symbolkit
Computed https://github.com/swiftlang/swift-docc-symbolkit at 1.0.0 (2.10s)
Creating working copy for https://github.com/swiftlang/swift-docc-symbolkit
Working copy of https://github.com/swiftlang/swift-docc-symbolkit resolved at 1.0.0
Creating working copy for https://github.com/swiftlang/swift-docc-plugin
Working copy of https://github.com/swiftlang/swift-docc-plugin resolved at 1.5.0
<module-includes>:15:9: note: in file included from <module-includes>:15:
13 | #import "cs_blobs.h"
14 | #import "libproc.c"
15 | #import "proc_info_private.h"
| `- note: in file included from <module-includes>:15:
16 | #import "fileport.h"
17 | #import "proc_internal.h"
1 error generated.
/Users/admin/builder/spi-builder-workspace/Sources/KassC/include/proc_info_private.h:81:8: error: redefinition of 'proc_archinfo'
79 | };
80 |
81 | struct proc_archinfo
| `- error: redefinition of 'proc_archinfo'
82 | {
83 | cpu_type_t p_cputype;
/Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX27.0.sdk/usr/include/sys/proc_info.h:352:8: note: previous definition is here
350 | };
351 |
352 | struct proc_archinfo {
| `- note: previous definition is here
353 | cpu_type_t p_cputype;
354 | cpu_subtype_t p_cpusubtype;
<unknown>:0: error: failed to emit precompiled module '/Users/admin/builder/spi-builder-workspace/.build/out/Intermediates.noindex/SwiftExplicitPrecompiledModules/KassC-CVL2KRPDI9YY04F8283VYRB1K.pcm' for module map '/Users/admin/builder/spi-builder-workspace/Sources/KassC/include/module.modulemap'
Failed frontend command:
/Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/swift-frontend -frontend -emit-pcm -module-name KassC -o /Users/admin/builder/spi-builder-workspace/.build/out/Intermediates.noindex/SwiftExplicitPrecompiledModules/KassC-CVL2KRPDI9YY04F8283VYRB1K.pcm -direct-clang-cc1-module-build /Users/admin/builder/spi-builder-workspace/Sources/KassC/include/module.modulemap -sdk /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX27.0.sdk -target arm64-apple-macos12.0 -clang-target arm64-apple-macos27.0 -Xcc -cc1 -Xcc -fansi-escape-codes -Xcc -ferror-limit -Xcc 19 -Xcc -fcolor-diagnostics -Xcc -Wdeprecated-objc-isa-usage -Xcc -Werror\=deprecated-objc-isa-usage -Xcc -Werror\=implicit-function-declaration -Xcc -Wno-elaborated-enum-base -Xcc -Wno-error\=allocator-wrappers -Xcc -fmodule-map-file\=/Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX27.0.sdk/usr/include/libkern.modulemap -Xcc -fmodule-map-file\=/Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX27.0.sdk/usr/include/DarwinBasic.modulemap -Xcc -fmodule-map-file\=/Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX27.0.sdk/usr/include/os.modulemap -Xcc -fmodule-map-file\=/Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX27.0.sdk/usr/include/Darwin.modulemap -Xcc -fmodule-map-file\=/Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX27.0.sdk/usr/include/DarwinFoundation2.modulemap -Xcc -fmodule-map-file\=/Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX27.0.sdk/usr/include/DarwinFoundation3.modulemap -Xcc -fmodule-map-file\=/Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX27.0.sdk/usr/include/DarwinFoundation1.modulemap -Xcc -fmodule-map-file\=/Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift/clang/include/module.modulemap -Xcc -disable-free -Xcc -finclude-tree-preserve-pch-path -Xcc -emit-module -Xcc -x -Xcc objective-c -Xcc /Users/admin/builder/spi-builder-workspace/Sources/KassC/include/module.modulemap -Xcc -target-abi -Xcc darwinpcs -Xcc -target-cpu -Xcc apple-m1 -Xcc -target-feature -Xcc +v8.5a -Xcc -target-feature -Xcc +aes -Xcc -target-feature -Xcc +altnzcv -Xcc -target-feature -Xcc +ccdp -Xcc -target-feature -Xcc +ccpp -Xcc -target-feature -Xcc +complxnum -Xcc 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/Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX27.0.sdk -Xcc -resource-dir -Xcc /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift/clang -Xcc -fmodule-format\=obj -Xcc -fmodule-file\=Darwin\=/Users/admin/builder/spi-builder-workspace/.build/out/SDKExplicitPrecompiledModules/Darwin-3OVGTJAKFL4BVTHF552SSQT7U.pcm -Xcc -fmodule-file\=MachO\=/Users/admin/builder/spi-builder-workspace/.build/out/SDKExplicitPrecompiledModules/MachO-1ESYJ6QF6IY8D3DTFWUMCOFF2.pcm -Xcc -fmodule-file\=_Builtin_stdbool\=/Users/admin/builder/spi-builder-workspace/.build/out/SDKExplicitPrecompiledModules/_Builtin_stdbool-9R9B4EWW8S5CZYN7NGVUC2QOF.pcm -Xcc -fmodule-file\=_Builtin_stddef\=/Users/admin/builder/spi-builder-workspace/.build/out/SDKExplicitPrecompiledModules/_Builtin_stddef-5BFBUBNQU8F05PFNNLKG30N2X.pcm -Xcc 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/Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift/clang/include -Xcc -internal-externc-isystem -Xcc /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX27.0.sdk/usr/include -Xcc -ivfsstatcache -Xcc /Users/admin/builder/spi-builder-workspace/.build/out/SDKStatCaches.noindex/macosx27.0-26A425-80c5bbf1d171475443272936d42f90a36a22442a12e9d48fe1a705f55a1adfc4.sdkstatcache -Xcc -fapinotes-swift-version\=6 -Xcc -iapinotes-modules -Xcc /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX27.0.sdk/usr/lib/swift/apinotes -Xcc -iapinotes-modules -Xcc /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift/apinotes -Xcc -std\=gnu11 -Xcc -fexperimental-late-parse-attributes -Xcc -fapinotes-modules -Xcc -fexperimental-bounds-safety-attributes -Xcc 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-fdepfile-entry\=/Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX27.0.sdk/SDKSettings.json
error: Build failed
BUILD FAILURE 6.4 macosSpm