Swift Package Index

Build Information

Failed to build CXXAudioToolbox, reference 0.2.0 (781eb0), with Swift 6.4 for macOS (SPM) on 23 Sep 2026 15:12:08 UTC.

Build Command

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

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/sbooth/CXXAudioToolbox.git
Reference: 0.2.0
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/sbooth/CXXAudioToolbox
 * tag               0.2.0      -> FETCH_HEAD
HEAD is now at 781eb0c Update `CXXCoreAudio` to version 0.3.0 (#19)
Cloned https://github.com/sbooth/CXXAudioToolbox.git
Revision (git rev-parse @):
781eb0c5f89607d31fcc7450f44b6f9d81a10340
SUCCESS checkout https://github.com/sbooth/CXXAudioToolbox.git at 0.2.0
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Build
========================================
Selected platform:         macosSpm
Swift version:             6.4
Building package at path:  $PWD
https://github.com/sbooth/CXXAudioToolbox.git
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-27.0.0-Release.Candidate.app xcrun swift build --arch arm64
Building for debugging...
[Pre-planning 1 / 98]
[17 / 31]
[28 / 31] CXXAudioToolbox
[28 / 31] CXXCoreAudio
Fetching https://github.com/sbooth/CXXCoreAudio
[1/2180] Fetching cxxcoreaudio
Fetched https://github.com/sbooth/CXXCoreAudio (1.02s)
Computing version for https://github.com/sbooth/CXXCoreAudio
Computed https://github.com/sbooth/CXXCoreAudio at 0.6.0 (1.61s)
Creating working copy for https://github.com/sbooth/CXXCoreAudio
Working copy of https://github.com/sbooth/CXXCoreAudio resolved at 0.6.0
In file included from /Users/admin/builder/spi-builder-workspace/Sources/CXXAudioToolbox/CAExtAudioFile.cpp:7:
/Users/admin/builder/spi-builder-workspace/Sources/CXXAudioToolbox/include/CXXAudioToolbox/CAExtAudioFile.hpp:19:9: fatal error: 'CXXCoreAudio/CAAudioBuffer.hpp' file not found
   19 | #import <CXXCoreAudio/CAAudioBuffer.hpp>
      |         ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
1 error generated.
error: CompileC /Users/admin/builder/spi-builder-workspace/.build/out/Intermediates.noindex/CXXAudioToolbox.build/Debug/CXXAudioToolbox-t.build/Objects-normal/arm64/CAExtAudioFile.o /Users/admin/builder/spi-builder-workspace/Sources/CXXAudioToolbox/CAExtAudioFile.cpp normal arm64 c++ com.apple.compilers.llvm.clang.1_0.compiler failed with a nonzero exit code. Command line:     cd /Users/admin/builder

    Using response file: /Users/admin/builder/spi-builder-workspace/.build/out/Intermediates.noindex/CXXAudioToolbox.build/Debug/CXXAudioToolbox-t.build/Objects-normal/arm64/82b82416624d2658e5098eb0a28c15c5-common-args.resp

    /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang -x c++ -ivfsstatcache /Users/admin/builder/spi-builder-workspace/.build/out/SDKStatCaches.noindex/macosx27.0-26A425-80c5bbf1d171475443272936d42f90a36a22442a12e9d48fe1a705f55a1adfc4.sdkstatcache -target arm64-apple-macos12.0 -fmessage-length\=0 -fdiagnostics-show-note-include-stack -fmacro-backtrace-limit\=0 -fcolor-diagnostics -fmodules-prune-interval\=86400 -fmodules-prune-after\=345600 -fbuild-session-file\=/Users/admin/builder/spi-builder-workspace/.build/out/ModuleCache.noindex/Session.modulevalidation -fmodules-validate-once-per-build-session -Wnon-modular-include-in-framework-module -Werror\=non-modular-include-in-framework-module -Wno-trigraphs -Wno-missing-field-initializers -Wno-missing-prototypes -Wno-return-type -Wno-non-virtual-dtor -Wno-overloaded-virtual -Wno-exit-time-destructors -Wno-missing-braces -Wparentheses -Wswitch -Wno-unused-function -Wno-unused-label -Wno-unused-parameter -Wno-unused-variable -Wunused-value -Wno-empty-body -Wno-uninitialized -Wno-unknown-pragmas -Wno-shadow -Wno-four-char-constants -Wno-conversion -Wno-constant-conversion -Wno-int-conversion -Wno-bool-conversion -Wno-enum-conversion -Wno-float-conversion -Wno-non-literal-null-conversion -Wno-objc-literal-conversion -Wshorten-64-to-32 -Wno-newline-eof -Wno-c++11-extensions -Wno-implicit-fallthrough -isysroot /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX27.0.sdk -fstrict-aliasing -Wdeprecated-declarations -Winvalid-offsetof -Wno-sign-conversion -Wno-infinite-recursion -Wno-move -Wno-comma -Wno-block-capture-autoreleasing -Wno-strict-prototypes -Wno-range-loop-analysis -Wno-semicolon-before-method-body -index-store-path /Users/admin/builder/spi-builder-workspace/.build/out @/Users/admin/builder/spi-builder-workspace/.build/out/Intermediates.noindex/CXXAudioToolbox.build/Debug/CXXAudioToolbox-t.build/Objects-normal/arm64/82b82416624d2658e5098eb0a28c15c5-common-args.resp -MMD -MT dependencies -MF /Users/admin/builder/spi-builder-workspace/.build/out/Intermediates.noindex/CXXAudioToolbox.build/Debug/CXXAudioToolbox-t.build/Objects-normal/arm64/CAExtAudioFile.d --serialize-diagnostics /Users/admin/builder/spi-builder-workspace/.build/out/Intermediates.noindex/CXXAudioToolbox.build/Debug/CXXAudioToolbox-t.build/Objects-normal/arm64/CAExtAudioFile.dia -c /Users/admin/builder/spi-builder-workspace/Sources/CXXAudioToolbox/CAExtAudioFile.cpp -o /Users/admin/builder/spi-builder-workspace/.build/out/Intermediates.noindex/CXXAudioToolbox.build/Debug/CXXAudioToolbox-t.build/Objects-normal/arm64/CAExtAudioFile.o -index-unit-output-path /CXXAudioToolbox.build/Debug/CXXAudioToolbox-t.build/Objects-normal/arm64/CAExtAudioFile.o
error: Build failed
BUILD FAILURE 6.4 macosSpm