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Build Information

Successful build of CXXAudioRingBuffer, reference 0.1.1 (95052b), with Swift 6.3 for visionOS using Xcode 26.4 on 19 Apr 2026 13:24:00 UTC.

Swift 6 data race errors: 0

Build Command

env DEVELOPER_DIR=/Applications/Xcode-26.4.0.app xcrun xcodebuild -IDEClonedSourcePackagesDirPathOverride=$PWD/.dependencies -skipMacroValidation -skipPackagePluginValidation -derivedDataPath $PWD/.derivedData build -scheme CXXAudioRingBuffer -destination generic/platform=xrOS

Build Log

========================================
RunAll
========================================
Builder version: 4.70.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/sbooth/CXXAudioRingBuffer.git
Reference: 0.1.1
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/sbooth/CXXAudioRingBuffer
 * tag               0.1.1      -> FETCH_HEAD
HEAD is now at 95052b6 Remove extraneous comma (#4)
Cloned https://github.com/sbooth/CXXAudioRingBuffer.git
Revision (git rev-parse @):
95052b6bd4ccf192e2f0983d401224e7a4921e39
SUCCESS checkout https://github.com/sbooth/CXXAudioRingBuffer.git at 0.1.1
========================================
Build
========================================
Selected platform:         visionOS
Swift version:             6.3
Building package at path:  $PWD
https://github.com/sbooth/CXXAudioRingBuffer.git
Command line invocation:
    /Applications/Xcode-26.4.0.app/Contents/Developer/usr/bin/xcodebuild -IDEClonedSourcePackagesDirPathOverride=/Users/admin/builder/spi-builder-workspace/.dependencies -resolvePackageDependencies
Resolve Package Graph
Resolve Package Graph
Resolved source packages:
  CXXAudioRingBuffer: /Users/admin/builder/spi-builder-workspace
resolved source packages: CXXAudioRingBuffer
2026-04-19 09:23:47.556 xcodebuild[528:3042] [MT] IDERunDestination: Supported platforms for the buildables in the current scheme is empty.
{
  "cxx_language_standard" : "c++17",
  "dependencies" : [
  ],
  "manifest_display_name" : "CXXAudioRingBuffer",
  "name" : "CXXAudioRingBuffer",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
  ],
  "products" : [
    {
      "name" : "CXXAudioRingBuffer",
      "targets" : [
        "CXXAudioRingBuffer"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "CXXAudioRingBufferTests",
      "module_type" : "SwiftTarget",
      "name" : "CXXAudioRingBufferTests",
      "path" : "Tests/CXXAudioRingBufferTests",
      "sources" : [
        "CXXAudioRingBufferTests.swift"
      ],
      "target_dependencies" : [
        "CXXAudioRingBuffer"
      ],
      "type" : "test"
    },
    {
      "c99name" : "CXXAudioRingBuffer",
      "module_type" : "ClangTarget",
      "name" : "CXXAudioRingBuffer",
      "path" : "Sources/CXXAudioRingBuffer",
      "product_memberships" : [
        "CXXAudioRingBuffer"
      ],
      "sources" : [
        "AudioRingBuffer.cpp"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "5.9"
}
{
  "workspace" : {
    "name" : "spi-builder-workspace",
    "schemes" : [
      "CXXAudioRingBuffer"
    ]
  }
}
2026-04-19 09:23:55.246 xcodebuild[630:3800] [MT] IDERunDestination: Supported platforms for the buildables in the current scheme is empty.
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-26.4.0.app xcrun xcodebuild -IDEClonedSourcePackagesDirPathOverride=$PWD/.dependencies -skipMacroValidation -skipPackagePluginValidation -derivedDataPath $PWD/.derivedData build -scheme CXXAudioRingBuffer -destination generic/platform=xrOS
Command line invocation:
    /Applications/Xcode-26.4.0.app/Contents/Developer/usr/bin/xcodebuild -IDEClonedSourcePackagesDirPathOverride=/Users/admin/builder/spi-builder-workspace/.dependencies -skipMacroValidation -skipPackagePluginValidation -derivedDataPath /Users/admin/builder/spi-builder-workspace/.derivedData build -scheme CXXAudioRingBuffer -destination generic/platform=xrOS
Resolve Package Graph
Resolved source packages:
  CXXAudioRingBuffer: /Users/admin/builder/spi-builder-workspace
ComputePackagePrebuildTargetDependencyGraph
Prepare packages
CreateBuildRequest
SendProjectDescription
CreateBuildOperation
ComputeTargetDependencyGraph
note: Building targets in dependency order
note: Target dependency graph (2 targets)
    Target 'CXXAudioRingBuffer' in project 'CXXAudioRingBuffer'
        ➜ Explicit dependency on target 'CXXAudioRingBuffer' in project 'CXXAudioRingBuffer'
    Target 'CXXAudioRingBuffer' in project 'CXXAudioRingBuffer' (no dependencies)
GatherProvisioningInputs
CreateBuildDescription
ExecuteExternalTool /Applications/Xcode-26.4.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang -v -E -dM -isysroot /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/XROS.platform/Developer/SDKs/XROS26.4.sdk -x c -c /dev/null
ExecuteExternalTool /Applications/Xcode-26.4.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang -v -E -dM -arch arm64 -isysroot /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/XROS.platform/Developer/SDKs/XROS26.4.sdk -x c++ -c /dev/null
ExecuteExternalTool /Applications/Xcode-26.4.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang -v -E -dM -arch arm64 -isysroot /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/XROS.platform/Developer/SDKs/XROS26.4.sdk -x c -c /dev/null
ExecuteExternalTool /Applications/Xcode-26.4.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/ld -version_details
Build description signature: 077b9d766cb437ef201e143845b3e9da
Build description path: /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/XCBuildData/077b9d766cb437ef201e143845b3e9da.xcbuilddata
CreateBuildDirectory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    builtin-create-build-directory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products
CreateBuildDirectory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    builtin-create-build-directory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex
ClangStatCache /Applications/Xcode-26.4.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang-stat-cache /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/XROS.platform/Developer/SDKs/XROS26.4.sdk /Users/admin/builder/spi-builder-workspace/.derivedData/SDKStatCaches.noindex/xros26.4-23O238-688ef53f1462e2c8f657fdc38a81448fc42b1e75d12c8f651050d7e98f89897c.sdkstatcache
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    /Applications/Xcode-26.4.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang-stat-cache /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/XROS.platform/Developer/SDKs/XROS26.4.sdk -o /Users/admin/builder/spi-builder-workspace/.derivedData/SDKStatCaches.noindex/xros26.4-23O238-688ef53f1462e2c8f657fdc38a81448fc42b1e75d12c8f651050d7e98f89897c.sdkstatcache
CreateBuildDirectory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ExplicitPrecompiledModules
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    builtin-create-build-directory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ExplicitPrecompiledModules
CreateBuildDirectory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SwiftExplicitPrecompiledModules
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    builtin-create-build-directory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SwiftExplicitPrecompiledModules
CreateBuildDirectory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/EagerLinkingTBDs/Debug-xros
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    builtin-create-build-directory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/EagerLinkingTBDs/Debug-xros
CreateBuildDirectory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-xros
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    builtin-create-build-directory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-xros
CreateBuildDirectory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-xros/PackageFrameworks
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    builtin-create-build-directory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-xros/PackageFrameworks
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/CXXAudioRingBuffer.build/Debug-xros/CXXAudioRingBuffer.build/CXXAudioRingBuffer.DependencyStaticMetadataFileList (in target 'CXXAudioRingBuffer' from project 'CXXAudioRingBuffer')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/CXXAudioRingBuffer.build/Debug-xros/CXXAudioRingBuffer.build/CXXAudioRingBuffer.DependencyStaticMetadataFileList
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/CXXAudioRingBuffer.build/Debug-xros/CXXAudioRingBuffer.build/CXXAudioRingBuffer.DependencyMetadataFileList (in target 'CXXAudioRingBuffer' from project 'CXXAudioRingBuffer')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/CXXAudioRingBuffer.build/Debug-xros/CXXAudioRingBuffer.build/CXXAudioRingBuffer.DependencyMetadataFileList
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/CXXAudioRingBuffer.build/Debug-xros/CXXAudioRingBuffer.build/Objects-normal/arm64/CXXAudioRingBuffer.LinkFileList (in target 'CXXAudioRingBuffer' from project 'CXXAudioRingBuffer')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/CXXAudioRingBuffer.build/Debug-xros/CXXAudioRingBuffer.build/Objects-normal/arm64/CXXAudioRingBuffer.LinkFileList
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/CXXAudioRingBuffer.build/Debug-xros/CXXAudioRingBuffer.build/Objects-normal/arm64/82b82416624d2658e5098eb0a28c15c5-common-args.resp (in target 'CXXAudioRingBuffer' from project 'CXXAudioRingBuffer')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/CXXAudioRingBuffer.build/Debug-xros/CXXAudioRingBuffer.build/Objects-normal/arm64/82b82416624d2658e5098eb0a28c15c5-common-args.resp
'-std=c++17' -fmodules -fno-cxx-modules -gmodules '-fmodules-cache-path=/Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex' '-fmodule-name=CXXAudioRingBuffer' '-D_LIBCPP_HARDENING_MODE=_LIBCPP_HARDENING_MODE_DEBUG' -fpascal-strings -O0 -DSWIFT_PACKAGE '-DDEBUG=1' -g -fvisibility-inlines-hidden -fprofile-instr-generate -fcoverage-mapping -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-xros/include -I/Users/admin/builder/spi-builder-workspace/Sources/CXXAudioRingBuffer/include -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/CXXAudioRingBuffer.build/Debug-xros/CXXAudioRingBuffer.build/DerivedSources-normal/arm64 -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/CXXAudioRingBuffer.build/Debug-xros/CXXAudioRingBuffer.build/DerivedSources/arm64 -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/CXXAudioRingBuffer.build/Debug-xros/CXXAudioRingBuffer.build/DerivedSources -F/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-xros -iframework /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/XROS.platform/Developer/Library/Frameworks -iframework /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/XROS.platform/Developer/SDKs/XROS26.4.sdk/Developer/Library/Frameworks -DXcode
CompileC /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/CXXAudioRingBuffer.build/Debug-xros/CXXAudioRingBuffer.build/Objects-normal/arm64/AudioRingBuffer.o /Users/admin/builder/spi-builder-workspace/Sources/CXXAudioRingBuffer/AudioRingBuffer.cpp normal arm64 c++ com.apple.compilers.llvm.clang.1_0.compiler (in target 'CXXAudioRingBuffer' from project 'CXXAudioRingBuffer')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

    Using response file: /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/CXXAudioRingBuffer.build/Debug-xros/CXXAudioRingBuffer.build/Objects-normal/arm64/82b82416624d2658e5098eb0a28c15c5-common-args.resp

    /Applications/Xcode-26.4.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang -x c++ -ivfsstatcache /Users/admin/builder/spi-builder-workspace/.derivedData/SDKStatCaches.noindex/xros26.4-23O238-688ef53f1462e2c8f657fdc38a81448fc42b1e75d12c8f651050d7e98f89897c.sdkstatcache -target arm64-apple-xros1.0 -fmessage-length\=0 -fdiagnostics-show-note-include-stack -fmacro-backtrace-limit\=0 -fno-color-diagnostics -fmodules-prune-interval\=86400 -fmodules-prune-after\=345600 -fbuild-session-file\=/Users/admin/builder/spi-builder-workspace/.derivedData/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-26.4.0.app/Contents/Developer/Platforms/XROS.platform/Developer/SDKs/XROS26.4.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/.derivedData/Index.noindex/DataStore @/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/CXXAudioRingBuffer.build/Debug-xros/CXXAudioRingBuffer.build/Objects-normal/arm64/82b82416624d2658e5098eb0a28c15c5-common-args.resp -MMD -MT dependencies -MF /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/CXXAudioRingBuffer.build/Debug-xros/CXXAudioRingBuffer.build/Objects-normal/arm64/AudioRingBuffer.d --serialize-diagnostics /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/CXXAudioRingBuffer.build/Debug-xros/CXXAudioRingBuffer.build/Objects-normal/arm64/AudioRingBuffer.dia -c /Users/admin/builder/spi-builder-workspace/Sources/CXXAudioRingBuffer/AudioRingBuffer.cpp -o /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/CXXAudioRingBuffer.build/Debug-xros/CXXAudioRingBuffer.build/Objects-normal/arm64/AudioRingBuffer.o -index-unit-output-path /CXXAudioRingBuffer.build/Debug-xros/CXXAudioRingBuffer.build/Objects-normal/arm64/AudioRingBuffer.o
Ld /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-xros/CXXAudioRingBuffer.o normal (in target 'CXXAudioRingBuffer' from project 'CXXAudioRingBuffer')
    cd /Users/admin/builder/spi-builder-workspace
    /Applications/Xcode-26.4.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang++ -Xlinker -reproducible -target arm64-apple-xros1.0 -r -isysroot /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/XROS.platform/Developer/SDKs/XROS26.4.sdk -O0 -F/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/EagerLinkingTBDs/Debug-xros -F/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-xros -iframework /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/XROS.platform/Developer/Library/Frameworks -iframework /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/XROS.platform/Developer/SDKs/XROS26.4.sdk/Developer/Library/Frameworks -filelist /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/CXXAudioRingBuffer.build/Debug-xros/CXXAudioRingBuffer.build/Objects-normal/arm64/CXXAudioRingBuffer.LinkFileList -nostdlib -Xlinker -object_path_lto -Xlinker /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/CXXAudioRingBuffer.build/Debug-xros/CXXAudioRingBuffer.build/Objects-normal/arm64/CXXAudioRingBuffer_lto.o -Xlinker -no_deduplicate -Xlinker -debug_variant -Xlinker -dependency_info -Xlinker /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/CXXAudioRingBuffer.build/Debug-xros/CXXAudioRingBuffer.build/Objects-normal/arm64/CXXAudioRingBuffer_dependency_info.dat -o /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-xros/CXXAudioRingBuffer.o
RegisterExecutionPolicyException /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-xros/CXXAudioRingBuffer.o (in target 'CXXAudioRingBuffer' from project 'CXXAudioRingBuffer')
    cd /Users/admin/builder/spi-builder-workspace
    builtin-RegisterExecutionPolicyException /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-xros/CXXAudioRingBuffer.o
** BUILD SUCCEEDED **
2026-04-19 09:23:56.623 xcodebuild[637:3860] [MT] IDERunDestination: Supported platforms for the buildables in the current scheme is empty.
Build complete.
{
  "cxx_language_standard" : "c++17",
  "dependencies" : [
  ],
  "manifest_display_name" : "CXXAudioRingBuffer",
  "name" : "CXXAudioRingBuffer",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
  ],
  "products" : [
    {
      "name" : "CXXAudioRingBuffer",
      "targets" : [
        "CXXAudioRingBuffer"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "CXXAudioRingBufferTests",
      "module_type" : "SwiftTarget",
      "name" : "CXXAudioRingBufferTests",
      "path" : "Tests/CXXAudioRingBufferTests",
      "sources" : [
        "CXXAudioRingBufferTests.swift"
      ],
      "target_dependencies" : [
        "CXXAudioRingBuffer"
      ],
      "type" : "test"
    },
    {
      "c99name" : "CXXAudioRingBuffer",
      "module_type" : "ClangTarget",
      "name" : "CXXAudioRingBuffer",
      "path" : "Sources/CXXAudioRingBuffer",
      "product_memberships" : [
        "CXXAudioRingBuffer"
      ],
      "sources" : [
        "AudioRingBuffer.cpp"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "5.9"
}
Done.