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Build Information

Failed to build CoreAudioTapKit, reference main (aab395), with Swift 6.1 for iOS using Xcode 16.3 on 7 Sep 2026 06:45:29 UTC.

Build Command

env DEVELOPER_DIR=/Applications/Xcode-16.3.0.app xcrun xcodebuild -IDEClonedSourcePackagesDirPathOverride=$PWD/.dependencies -skipMacroValidation -skipPackagePluginValidation -derivedDataPath $PWD/.derivedData build -scheme CoreAudioTapKit-Package -destination generic/platform=iOS

Build Log

========================================
RunAll
========================================
Builder version: 5.0.2
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/CJStanfield/CoreAudioTapKit.git
Reference: main
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/CJStanfield/CoreAudioTapKit
 * branch            main       -> FETCH_HEAD
 * [new branch]      main       -> origin/main
HEAD is now at aab395f Merge pull request #1 from CJStanfield/feat/single-clock
Cloned https://github.com/CJStanfield/CoreAudioTapKit.git
Revision (git rev-parse @):
aab395f1e8e5dd1bd369c3bbfcf5c6bdca85e099
SUCCESS checkout https://github.com/CJStanfield/CoreAudioTapKit.git at main
========================================
Build
========================================
Selected platform:         iOS
Swift version:             6.1
Building package at path:  $PWD
https://github.com/CJStanfield/CoreAudioTapKit.git
https://github.com/CJStanfield/CoreAudioTapKit.git
{
  "dependencies" : [
  ],
  "manifest_display_name" : "CoreAudioTapKit",
  "name" : "CoreAudioTapKit",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
    {
      "name" : "macos",
      "version" : "14.2"
    }
  ],
  "products" : [
    {
      "name" : "CoreAudioTapKit",
      "targets" : [
        "CoreAudioTapKit"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    },
    {
      "name" : "TapKitDemo",
      "targets" : [
        "TapKitDemo"
      ],
      "type" : {
        "executable" : null
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "TapKitDemo",
      "module_type" : "SwiftTarget",
      "name" : "TapKitDemo",
      "path" : "Sources/TapKitDemo",
      "product_memberships" : [
        "TapKitDemo"
      ],
      "sources" : [
        "ContentView.swift",
        "GainProcessor.swift",
        "TapKitDemoApp.swift"
      ],
      "target_dependencies" : [
        "CoreAudioTapKit"
      ],
      "type" : "executable"
    },
    {
      "c99name" : "CoreAudioTapKitTests",
      "module_type" : "SwiftTarget",
      "name" : "CoreAudioTapKitTests",
      "path" : "Tests/CoreAudioTapKitTests",
      "sources" : [
        "AudioBufferListUtilitiesTests.swift",
        "AudioDevicesTests.swift",
        "AudioProcessorTests.swift"
      ],
      "target_dependencies" : [
        "CoreAudioTapKit"
      ],
      "type" : "test"
    },
    {
      "c99name" : "CoreAudioTapKit",
      "module_type" : "SwiftTarget",
      "name" : "CoreAudioTapKit",
      "path" : "Sources/CoreAudioTapKit",
      "product_memberships" : [
        "CoreAudioTapKit",
        "TapKitDemo"
      ],
      "sources" : [
        "AudioBufferListUtilities.swift",
        "AudioDevices.swift",
        "AudioOutputDevice.swift",
        "AudioProcessor.swift",
        "CoreAudioTapError.swift",
        "SystemAudioDeviceLookup.swift",
        "SystemAudioTapEngine.swift",
        "SystemTapCapture.swift",
        "TapKitIdentity.swift"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "6.0"
}
Command line invocation:
    /Applications/Xcode-16.3.0.app/Contents/Developer/usr/bin/xcodebuild -IDEClonedSourcePackagesDirPathOverride=/Users/admin/builder/spi-builder-workspace/.dependencies -resolvePackageDependencies
Resolve Package Graph
Resolve Package Graph
Resolved source packages:
  CoreAudioTapKit: /Users/admin/builder/spi-builder-workspace
resolved source packages: CoreAudioTapKit
{
  "dependencies" : [
  ],
  "manifest_display_name" : "CoreAudioTapKit",
  "name" : "CoreAudioTapKit",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
    {
      "name" : "macos",
      "version" : "14.2"
    }
  ],
  "products" : [
    {
      "name" : "CoreAudioTapKit",
      "targets" : [
        "CoreAudioTapKit"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    },
    {
      "name" : "TapKitDemo",
      "targets" : [
        "TapKitDemo"
      ],
      "type" : {
        "executable" : null
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "TapKitDemo",
      "module_type" : "SwiftTarget",
      "name" : "TapKitDemo",
      "path" : "Sources/TapKitDemo",
      "product_memberships" : [
        "TapKitDemo"
      ],
      "sources" : [
        "ContentView.swift",
        "GainProcessor.swift",
        "TapKitDemoApp.swift"
      ],
      "target_dependencies" : [
        "CoreAudioTapKit"
      ],
      "type" : "executable"
    },
    {
      "c99name" : "CoreAudioTapKitTests",
      "module_type" : "SwiftTarget",
      "name" : "CoreAudioTapKitTests",
      "path" : "Tests/CoreAudioTapKitTests",
      "sources" : [
        "AudioBufferListUtilitiesTests.swift",
        "AudioDevicesTests.swift",
        "AudioProcessorTests.swift"
      ],
      "target_dependencies" : [
        "CoreAudioTapKit"
      ],
      "type" : "test"
    },
    {
      "c99name" : "CoreAudioTapKit",
      "module_type" : "SwiftTarget",
      "name" : "CoreAudioTapKit",
      "path" : "Sources/CoreAudioTapKit",
      "product_memberships" : [
        "CoreAudioTapKit",
        "TapKitDemo"
      ],
      "sources" : [
        "AudioBufferListUtilities.swift",
        "AudioDevices.swift",
        "AudioOutputDevice.swift",
        "AudioProcessor.swift",
        "CoreAudioTapError.swift",
        "SystemAudioDeviceLookup.swift",
        "SystemAudioTapEngine.swift",
        "SystemTapCapture.swift",
        "TapKitIdentity.swift"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "6.0"
}
{
  "workspace" : {
    "name" : "spi-builder-workspace",
    "schemes" : [
      "CoreAudioTapKit",
      "CoreAudioTapKit-Package",
      "TapKitDemo"
    ]
  }
}
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-16.3.0.app xcrun xcodebuild -IDEClonedSourcePackagesDirPathOverride=$PWD/.dependencies -skipMacroValidation -skipPackagePluginValidation -derivedDataPath $PWD/.derivedData build -scheme CoreAudioTapKit-Package -destination generic/platform=iOS OTHER_SWIFT_FLAGS=-stats-output-dir .stats
Command line invocation:
    /Applications/Xcode-16.3.0.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 CoreAudioTapKit-Package -destination generic/platform=iOS "OTHER_SWIFT_FLAGS=-stats-output-dir .stats"
Build settings from command line:
    OTHER_SWIFT_FLAGS = -stats-output-dir .stats
Resolve Package Graph
Resolved source packages:
  CoreAudioTapKit: /Users/admin/builder/spi-builder-workspace
ComputePackagePrebuildTargetDependencyGraph
Prepare packages
CreateBuildRequest
SendProjectDescription
CreateBuildOperation
ComputeTargetDependencyGraph
note: Building targets in dependency order
note: Target dependency graph (3 targets)
    Target 'TapKitDemo' in project 'CoreAudioTapKit'
        ➜ Explicit dependency on target 'CoreAudioTapKit' in project 'CoreAudioTapKit'
    Target 'CoreAudioTapKit' in project 'CoreAudioTapKit'
        ➜ Explicit dependency on target 'CoreAudioTapKit' in project 'CoreAudioTapKit'
    Target 'CoreAudioTapKit' in project 'CoreAudioTapKit' (no dependencies)
GatherProvisioningInputs
CreateBuildDescription
ExecuteExternalTool /Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang -v -E -dM -isysroot /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS18.4.sdk -x c -c /dev/null
ExecuteExternalTool /Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/swiftc --version
ExecuteExternalTool /Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/ld -version_details
Build description signature: fab92eb0707aceab3e402cf697a970e2
Build description path: /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/XCBuildData/fab92eb0707aceab3e402cf697a970e2.xcbuilddata
ClangStatCache /Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang-stat-cache /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS18.4.sdk /Users/admin/builder/spi-builder-workspace/.derivedData/SDKStatCaches.noindex/iphoneos18.4-22E235-339d34bc69d7fc736c3220795c36f340.sdkstatcache
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    /Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang-stat-cache /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS18.4.sdk -o /Users/admin/builder/spi-builder-workspace/.derivedData/SDKStatCaches.noindex/iphoneos18.4-22E235-339d34bc69d7fc736c3220795c36f340.sdkstatcache
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
CreateBuildDirectory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/EagerLinkingTBDs/Debug-iphoneos
    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-iphoneos
CreateBuildDirectory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-iphoneos
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    builtin-create-build-directory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-iphoneos
CreateBuildDirectory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-iphoneos/PackageFrameworks
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    builtin-create-build-directory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-iphoneos/PackageFrameworks
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/CoreAudioTapKit.build/Debug-iphoneos/CoreAudioTapKit.build/CoreAudioTapKit.modulemap (in target 'CoreAudioTapKit' from project 'CoreAudioTapKit')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/CoreAudioTapKit.build/Debug-iphoneos/CoreAudioTapKit.build/CoreAudioTapKit.modulemap
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/CoreAudioTapKit.build/Debug-iphoneos/CoreAudioTapKit.build/Objects-normal/arm64/CoreAudioTapKit.SwiftFileList (in target 'CoreAudioTapKit' from project 'CoreAudioTapKit')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/CoreAudioTapKit.build/Debug-iphoneos/CoreAudioTapKit.build/Objects-normal/arm64/CoreAudioTapKit.SwiftFileList
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/CoreAudioTapKit.build/Debug-iphoneos/CoreAudioTapKit.build/Objects-normal/arm64/CoreAudioTapKit_const_extract_protocols.json (in target 'CoreAudioTapKit' from project 'CoreAudioTapKit')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/CoreAudioTapKit.build/Debug-iphoneos/CoreAudioTapKit.build/Objects-normal/arm64/CoreAudioTapKit_const_extract_protocols.json
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/CoreAudioTapKit.build/Debug-iphoneos/CoreAudioTapKit.build/Objects-normal/arm64/CoreAudioTapKit.LinkFileList (in target 'CoreAudioTapKit' from project 'CoreAudioTapKit')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/CoreAudioTapKit.build/Debug-iphoneos/CoreAudioTapKit.build/Objects-normal/arm64/CoreAudioTapKit.LinkFileList
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/CoreAudioTapKit.build/Debug-iphoneos/TapKitDemo.build/TapKitDemo.DependencyStaticMetadataFileList (in target 'TapKitDemo' from project 'CoreAudioTapKit')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/CoreAudioTapKit.build/Debug-iphoneos/TapKitDemo.build/TapKitDemo.DependencyStaticMetadataFileList
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/CoreAudioTapKit.build/Debug-iphoneos/TapKitDemo.build/Objects-normal/arm64/TapKitDemo_const_extract_protocols.json (in target 'TapKitDemo' from project 'CoreAudioTapKit')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/CoreAudioTapKit.build/Debug-iphoneos/TapKitDemo.build/Objects-normal/arm64/TapKitDemo_const_extract_protocols.json
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/CoreAudioTapKit.build/Debug-iphoneos/CoreAudioTapKit.build/Objects-normal/arm64/CoreAudioTapKit-OutputFileMap.json (in target 'CoreAudioTapKit' from project 'CoreAudioTapKit')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/CoreAudioTapKit.build/Debug-iphoneos/CoreAudioTapKit.build/Objects-normal/arm64/CoreAudioTapKit-OutputFileMap.json
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/CoreAudioTapKit.build/Debug-iphoneos/TapKitDemo.build/TapKitDemo.DependencyMetadataFileList (in target 'TapKitDemo' from project 'CoreAudioTapKit')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/CoreAudioTapKit.build/Debug-iphoneos/TapKitDemo.build/TapKitDemo.DependencyMetadataFileList
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/CoreAudioTapKit.build/Debug-iphoneos/CoreAudioTapKit.build/Objects-normal/arm64/CoreAudioTapKit.SwiftConstValuesFileList (in target 'CoreAudioTapKit' from project 'CoreAudioTapKit')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/CoreAudioTapKit.build/Debug-iphoneos/CoreAudioTapKit.build/Objects-normal/arm64/CoreAudioTapKit.SwiftConstValuesFileList
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/CoreAudioTapKit.build/Debug-iphoneos/TapKitDemo.build/Objects-normal/arm64/TapKitDemo.SwiftFileList (in target 'TapKitDemo' from project 'CoreAudioTapKit')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/CoreAudioTapKit.build/Debug-iphoneos/TapKitDemo.build/Objects-normal/arm64/TapKitDemo.SwiftFileList
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/CoreAudioTapKit.build/Debug-iphoneos/TapKitDemo.build/Objects-normal/arm64/TapKitDemo.LinkFileList (in target 'TapKitDemo' from project 'CoreAudioTapKit')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/CoreAudioTapKit.build/Debug-iphoneos/TapKitDemo.build/Objects-normal/arm64/TapKitDemo.LinkFileList
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/CoreAudioTapKit.build/Debug-iphoneos/TapKitDemo.build/Objects-normal/arm64/TapKitDemo-OutputFileMap.json (in target 'TapKitDemo' from project 'CoreAudioTapKit')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/CoreAudioTapKit.build/Debug-iphoneos/TapKitDemo.build/Objects-normal/arm64/TapKitDemo-OutputFileMap.json
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/CoreAudioTapKit.build/Debug-iphoneos/CoreAudioTapKit.build/CoreAudioTapKit.DependencyStaticMetadataFileList (in target 'CoreAudioTapKit' from project 'CoreAudioTapKit')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/CoreAudioTapKit.build/Debug-iphoneos/CoreAudioTapKit.build/CoreAudioTapKit.DependencyStaticMetadataFileList
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/CoreAudioTapKit.build/Debug-iphoneos/CoreAudioTapKit.build/CoreAudioTapKit.DependencyMetadataFileList (in target 'CoreAudioTapKit' from project 'CoreAudioTapKit')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/CoreAudioTapKit.build/Debug-iphoneos/CoreAudioTapKit.build/CoreAudioTapKit.DependencyMetadataFileList
Copy /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/GeneratedModuleMaps-iphoneos/CoreAudioTapKit.modulemap /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/CoreAudioTapKit.build/Debug-iphoneos/CoreAudioTapKit.build/CoreAudioTapKit.modulemap (in target 'CoreAudioTapKit' from project 'CoreAudioTapKit')
    cd /Users/admin/builder/spi-builder-workspace
    builtin-copy -exclude .DS_Store -exclude CVS -exclude .svn -exclude .git -exclude .hg -resolve-src-symlinks /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/CoreAudioTapKit.build/Debug-iphoneos/CoreAudioTapKit.build/CoreAudioTapKit.modulemap /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/GeneratedModuleMaps-iphoneos
SwiftDriver CoreAudioTapKit normal arm64 com.apple.xcode.tools.swift.compiler (in target 'CoreAudioTapKit' from project 'CoreAudioTapKit')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    builtin-SwiftDriver -- /Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/swiftc -module-name CoreAudioTapKit -Onone -enforce-exclusivity\=checked @/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/CoreAudioTapKit.build/Debug-iphoneos/CoreAudioTapKit.build/Objects-normal/arm64/CoreAudioTapKit.SwiftFileList -DSWIFT_PACKAGE -DDEBUG -stats-output-dir .stats -plugin-path /Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift/host/plugins/testing -enable-experimental-feature DebugDescriptionMacro -sdk /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS18.4.sdk -target arm64-apple-ios12.0 -g -module-cache-path /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex -Xfrontend -serialize-debugging-options -profile-coverage-mapping -profile-generate -enable-testing -index-store-path /Users/admin/builder/spi-builder-workspace/.derivedData/Index.noindex/DataStore -swift-version 6 -I /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-iphoneos -I /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/usr/lib -F /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-iphoneos -F /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/Library/Frameworks -F /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS18.4.sdk/Developer/Library/Frameworks -c -j10 -enable-batch-mode -incremental -Xcc -ivfsstatcache -Xcc /Users/admin/builder/spi-builder-workspace/.derivedData/SDKStatCaches.noindex/iphoneos18.4-22E235-339d34bc69d7fc736c3220795c36f340.sdkstatcache -output-file-map /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/CoreAudioTapKit.build/Debug-iphoneos/CoreAudioTapKit.build/Objects-normal/arm64/CoreAudioTapKit-OutputFileMap.json -use-frontend-parseable-output -save-temps -no-color-diagnostics -serialize-diagnostics -emit-dependencies -emit-module -emit-module-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/CoreAudioTapKit.build/Debug-iphoneos/CoreAudioTapKit.build/Objects-normal/arm64/CoreAudioTapKit.swiftmodule -validate-clang-modules-once -clang-build-session-file /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/Session.modulevalidation -package-name spi_builder_workspace -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/CoreAudioTapKit.build/Debug-iphoneos/CoreAudioTapKit.build/swift-overrides.hmap -emit-const-values -Xfrontend -const-gather-protocols-file -Xfrontend /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/CoreAudioTapKit.build/Debug-iphoneos/CoreAudioTapKit.build/Objects-normal/arm64/CoreAudioTapKit_const_extract_protocols.json -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-iphoneos/include -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/CoreAudioTapKit.build/Debug-iphoneos/CoreAudioTapKit.build/DerivedSources-normal/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/CoreAudioTapKit.build/Debug-iphoneos/CoreAudioTapKit.build/DerivedSources/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/CoreAudioTapKit.build/Debug-iphoneos/CoreAudioTapKit.build/DerivedSources -Xcc -DSWIFT_PACKAGE -Xcc -DDEBUG\=1 -emit-objc-header -emit-objc-header-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/CoreAudioTapKit.build/Debug-iphoneos/CoreAudioTapKit.build/Objects-normal/arm64/CoreAudioTapKit-Swift.h -working-directory /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode -experimental-emit-module-separately -disable-cmo
SwiftCompile normal arm64 Compiling\ AudioProcessor.swift /Users/admin/builder/spi-builder-workspace/Sources/CoreAudioTapKit/AudioProcessor.swift (in target 'CoreAudioTapKit' from project 'CoreAudioTapKit')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/CoreAudioTapKit/AudioProcessor.swift (in target 'CoreAudioTapKit' from project 'CoreAudioTapKit')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

SwiftCompile normal arm64 Compiling\ AudioOutputDevice.swift /Users/admin/builder/spi-builder-workspace/Sources/CoreAudioTapKit/AudioOutputDevice.swift (in target 'CoreAudioTapKit' from project 'CoreAudioTapKit')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/CoreAudioTapKit/AudioOutputDevice.swift (in target 'CoreAudioTapKit' from project 'CoreAudioTapKit')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

SwiftCompile normal arm64 Compiling\ AudioDevices.swift /Users/admin/builder/spi-builder-workspace/Sources/CoreAudioTapKit/AudioDevices.swift (in target 'CoreAudioTapKit' from project 'CoreAudioTapKit')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/CoreAudioTapKit/AudioDevices.swift (in target 'CoreAudioTapKit' from project 'CoreAudioTapKit')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

SwiftCompile normal arm64 Compiling\ AudioBufferListUtilities.swift /Users/admin/builder/spi-builder-workspace/Sources/CoreAudioTapKit/AudioBufferListUtilities.swift (in target 'CoreAudioTapKit' from project 'CoreAudioTapKit')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/CoreAudioTapKit/AudioBufferListUtilities.swift (in target 'CoreAudioTapKit' from project 'CoreAudioTapKit')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

SwiftCompile normal arm64 Compiling\ CoreAudioTapError.swift /Users/admin/builder/spi-builder-workspace/Sources/CoreAudioTapKit/CoreAudioTapError.swift (in target 'CoreAudioTapKit' from project 'CoreAudioTapKit')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/CoreAudioTapKit/CoreAudioTapError.swift (in target 'CoreAudioTapKit' from project 'CoreAudioTapKit')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

SwiftCompile normal arm64 Compiling\ SystemAudioTapEngine.swift /Users/admin/builder/spi-builder-workspace/Sources/CoreAudioTapKit/SystemAudioTapEngine.swift (in target 'CoreAudioTapKit' from project 'CoreAudioTapKit')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/CoreAudioTapKit/SystemAudioTapEngine.swift (in target 'CoreAudioTapKit' from project 'CoreAudioTapKit')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

SwiftCompile normal arm64 Compiling\ SystemTapCapture.swift /Users/admin/builder/spi-builder-workspace/Sources/CoreAudioTapKit/SystemTapCapture.swift (in target 'CoreAudioTapKit' from project 'CoreAudioTapKit')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/CoreAudioTapKit/SystemTapCapture.swift (in target 'CoreAudioTapKit' from project 'CoreAudioTapKit')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

SwiftCompile normal arm64 Compiling\ TapKitIdentity.swift /Users/admin/builder/spi-builder-workspace/Sources/CoreAudioTapKit/TapKitIdentity.swift (in target 'CoreAudioTapKit' from project 'CoreAudioTapKit')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/CoreAudioTapKit/TapKitIdentity.swift (in target 'CoreAudioTapKit' from project 'CoreAudioTapKit')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

SwiftEmitModule normal arm64 Emitting\ module\ for\ CoreAudioTapKit (in target 'CoreAudioTapKit' from project 'CoreAudioTapKit')
Failed frontend command:
/Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/swift-frontend -frontend -emit-module -experimental-skip-non-inlinable-function-bodies-without-types /Users/admin/builder/spi-builder-workspace/Sources/CoreAudioTapKit/AudioBufferListUtilities.swift /Users/admin/builder/spi-builder-workspace/Sources/CoreAudioTapKit/AudioDevices.swift /Users/admin/builder/spi-builder-workspace/Sources/CoreAudioTapKit/AudioOutputDevice.swift /Users/admin/builder/spi-builder-workspace/Sources/CoreAudioTapKit/AudioProcessor.swift /Users/admin/builder/spi-builder-workspace/Sources/CoreAudioTapKit/CoreAudioTapError.swift /Users/admin/builder/spi-builder-workspace/Sources/CoreAudioTapKit/SystemAudioDeviceLookup.swift /Users/admin/builder/spi-builder-workspace/Sources/CoreAudioTapKit/SystemAudioTapEngine.swift /Users/admin/builder/spi-builder-workspace/Sources/CoreAudioTapKit/SystemTapCapture.swift /Users/admin/builder/spi-builder-workspace/Sources/CoreAudioTapKit/TapKitIdentity.swift -target arm64-apple-ios12.0 -Xllvm -aarch64-use-tbi -enable-objc-interop -sdk /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS18.4.sdk -I /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-iphoneos -I /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/usr/lib -F /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-iphoneos -F /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/Library/Frameworks -F /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS18.4.sdk/Developer/Library/Frameworks -no-color-diagnostics -enable-testing -g -debug-info-format\=dwarf -dwarf-version\=4 -module-cache-path /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex -profile-generate -profile-coverage-mapping -swift-version 6 -enforce-exclusivity\=checked -stats-output-dir /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode/.stats -Onone -D SWIFT_PACKAGE -D DEBUG -serialize-debugging-options -const-gather-protocols-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/CoreAudioTapKit.build/Debug-iphoneos/CoreAudioTapKit.build/Objects-normal/arm64/CoreAudioTapKit_const_extract_protocols.json -enable-experimental-feature DebugDescriptionMacro -empty-abi-descriptor -plugin-path /Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift/host/plugins/testing -validate-clang-modules-once -clang-build-session-file /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/Session.modulevalidation -Xcc -working-directory -Xcc /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode -resource-dir /Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift -enable-anonymous-context-mangled-names -file-compilation-dir /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode -Xcc -ivfsstatcache -Xcc /Users/admin/builder/spi-builder-workspace/.derivedData/SDKStatCaches.noindex/iphoneos18.4-22E235-339d34bc69d7fc736c3220795c36f340.sdkstatcache -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/CoreAudioTapKit.build/Debug-iphoneos/CoreAudioTapKit.build/swift-overrides.hmap -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-iphoneos/include -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/CoreAudioTapKit.build/Debug-iphoneos/CoreAudioTapKit.build/DerivedSources-normal/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/CoreAudioTapKit.build/Debug-iphoneos/CoreAudioTapKit.build/DerivedSources/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/CoreAudioTapKit.build/Debug-iphoneos/CoreAudioTapKit.build/DerivedSources -Xcc -DSWIFT_PACKAGE -Xcc -DDEBUG\=1 -module-name CoreAudioTapKit -package-name spi_builder_workspace -frontend-parseable-output -disable-clang-spi -target-sdk-version 18.4 -target-sdk-name iphoneos18.4 -external-plugin-path /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/usr/lib/swift/host/plugins\#/Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/usr/bin/swift-plugin-server -external-plugin-path /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/usr/local/lib/swift/host/plugins\#/Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/usr/bin/swift-plugin-server -in-process-plugin-server-path /Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift/host/libSwiftInProcPluginServer.dylib -plugin-path /Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift/host/plugins -plugin-path /Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/local/lib/swift/host/plugins -emit-module-doc-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/CoreAudioTapKit.build/Debug-iphoneos/CoreAudioTapKit.build/Objects-normal/arm64/CoreAudioTapKit.swiftdoc -emit-module-source-info-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/CoreAudioTapKit.build/Debug-iphoneos/CoreAudioTapKit.build/Objects-normal/arm64/CoreAudioTapKit.swiftsourceinfo -emit-objc-header-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/CoreAudioTapKit.build/Debug-iphoneos/CoreAudioTapKit.build/Objects-normal/arm64/CoreAudioTapKit-Swift.h -serialize-diagnostics-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/CoreAudioTapKit.build/Debug-iphoneos/CoreAudioTapKit.build/Objects-normal/arm64/CoreAudioTapKit-master-emit-module.dia -emit-dependencies-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/CoreAudioTapKit.build/Debug-iphoneos/CoreAudioTapKit.build/Objects-normal/arm64/CoreAudioTapKit-master-emit-module.d -o /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/CoreAudioTapKit.build/Debug-iphoneos/CoreAudioTapKit.build/Objects-normal/arm64/CoreAudioTapKit.swiftmodule -emit-abi-descriptor-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/CoreAudioTapKit.build/Debug-iphoneos/CoreAudioTapKit.build/Objects-normal/arm64/CoreAudioTapKit.abi.json
EmitSwiftModule normal arm64 (in target 'CoreAudioTapKit' from project 'CoreAudioTapKit')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

/Users/admin/builder/spi-builder-workspace/Sources/CoreAudioTapKit/AudioBufferListUtilities.swift:18:51: error: cannot find type 'UnsafeMutableAudioBufferListPointer' in scope
nonisolated func writableFrameCapacity(_ buffers: UnsafeMutableAudioBufferListPointer) -> Int {
                                                  ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/Users/admin/builder/spi-builder-workspace/Sources/CoreAudioTapKit/AudioBufferListUtilities.swift:96:17: error: cannot find type 'UnsafeMutableAudioBufferListPointer' in scope
    to buffers: UnsafeMutableAudioBufferListPointer
                ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/Users/admin/builder/spi-builder-workspace/Sources/CoreAudioTapKit/AudioDevices.swift:40:48: error: cannot find type 'AudioObjectID' in scope
    private static func deviceIDs() throws -> [AudioObjectID] {
                                               ^~~~~~~~~~~~~
/Users/admin/builder/spi-builder-workspace/Sources/CoreAudioTapKit/AudioDevices.swift:58:53: error: cannot find type 'AudioObjectID' in scope
    private static func deviceHasOutput(_ deviceID: AudioObjectID) throws -> Bool {
                                                    ^~~~~~~~~~~~~
/Users/admin/builder/spi-builder-workspace/Sources/CoreAudioTapKit/AudioDevices.swift:77:59: error: cannot find type 'AudioObjectID' in scope
    private static func readNominalSampleRate(_ deviceID: AudioObjectID) -> Double {
                                                          ^~~~~~~~~~~~~
/Users/admin/builder/spi-builder-workspace/Sources/CoreAudioTapKit/AudioDevices.swift:89:49: error: cannot find type 'AudioObjectID' in scope
    private static func readString(on objectID: AudioObjectID,
                                                ^~~~~~~~~~~~~
/Users/admin/builder/spi-builder-workspace/Sources/CoreAudioTapKit/AudioDevices.swift:90:46: error: cannot find type 'AudioObjectPropertySelector' in scope
                                   selector: AudioObjectPropertySelector) throws -> String {
                                             ^~~~~~~~~~~~~~~~~~~~~~~~~~~
/Users/admin/builder/spi-builder-workspace/Sources/CoreAudioTapKit/AudioOutputDevice.swift:7:20: error: cannot find type 'AudioObjectID' in scope
    public let id: AudioObjectID
                   ^~~~~~~~~~~~~
/Users/admin/builder/spi-builder-workspace/Sources/CoreAudioTapKit/AudioOutputDevice.swift:12:21: error: cannot find type 'AudioObjectID' in scope
    public init(id: AudioObjectID, name: String, uid: String, sampleRate: Double) {
                    ^~~~~~~~~~~~~
/Users/admin/builder/spi-builder-workspace/Sources/CoreAudioTapKit/AudioOutputDevice.swift:6:15: error: type 'AudioOutputDevice' does not conform to protocol 'Hashable'
public struct AudioOutputDevice: Identifiable, Hashable, Sendable {
              ^
/Users/admin/builder/spi-builder-workspace/Sources/CoreAudioTapKit/AudioOutputDevice.swift:7:16: note: stored property type '<<error type>>' does not conform to protocol 'Hashable', preventing synthesized conformance of 'AudioOutputDevice' to 'Hashable'
    public let id: AudioObjectID
               ^
/Users/admin/builder/spi-builder-workspace/Sources/CoreAudioTapKit/AudioOutputDevice.swift:6:15: error: type 'AudioOutputDevice' does not conform to protocol 'Equatable'
public struct AudioOutputDevice: Identifiable, Hashable, Sendable {
              ^
/Users/admin/builder/spi-builder-workspace/Sources/CoreAudioTapKit/AudioOutputDevice.swift:7:16: note: stored property type '<<error type>>' does not conform to protocol 'Equatable', preventing synthesized conformance of 'AudioOutputDevice' to 'Equatable'
    public let id: AudioObjectID
               ^
Swift.==:1:24: note: candidate would match if 'AudioOutputDevice' conformed to 'RawRepresentable'
@inlinable public func == <T>(lhs: T, rhs: T) -> Bool where T : RawRepresentable, T.RawValue : Equatable
                       ^
Swift.FloatingPoint.==:2:20: note: candidate would match if 'AudioOutputDevice' conformed to 'FloatingPoint'
public static func == (lhs: Self, rhs: Self) -> Bool}
                   ^
Swift.BinaryInteger.==:2:20: note: candidate would match if 'AudioOutputDevice' conformed to 'BinaryInteger'
public static func == <Other>(lhs: Self, rhs: Other) -> Bool where Other : BinaryInteger}
                   ^
Swift._Pointer.==:2:20: note: candidate would match if 'AudioOutputDevice' conformed to '_Pointer'
public static func == (lhs: Self, rhs: Self) -> Bool}
                   ^
Swift._Pointer.==:2:31: note: candidate would match if 'AudioOutputDevice' conformed to '_Pointer'
@inlinable public static func == <Other>(lhs: Self, rhs: Other) -> Bool where Other : _Pointer}
                              ^
Swift.Strideable.==:2:31: note: candidate would match if 'AudioOutputDevice' conformed to 'Strideable'
@inlinable public static func == (x: Self, y: Self) -> Bool}
                              ^
Swift.StringProtocol.==:2:31: note: candidate would match if 'AudioOutputDevice' conformed to 'StringProtocol'
@inlinable public static func == <RHS>(lhs: Self, rhs: RHS) -> Bool where RHS : StringProtocol}
                              ^
Swift.SIMD.==:2:20: note: candidate would match if 'AudioOutputDevice' conformed to 'SIMD'
public static func == (a: Self, b: Self) -> Bool}
                   ^
Foundation.AttributedStringProtocol.==:2:20: note: candidate would match if 'AudioOutputDevice' conformed to 'AttributedStringProtocol'
public static func == <RHS>(lhs: Self, rhs: RHS) -> Bool where RHS : AttributedStringProtocol}
                   ^
Foundation._BridgedStoredNSError.==:2:20: note: candidate would match if 'AudioOutputDevice' conformed to '_BridgedStoredNSError'
public static func == (lhs: Self, rhs: Self) -> Bool}
                   ^
CoreFoundation._CFObject.==:2:20: note: candidate would match if 'AudioOutputDevice' conformed to '_CFObject'
public static func == (left: Self, right: Self) -> Bool}
                   ^
/Users/admin/builder/spi-builder-workspace/Sources/CoreAudioTapKit/AudioOutputDevice.swift:6:15: note: add stubs for conformance
public struct AudioOutputDevice: Identifiable, Hashable, Sendable {
              ^
Swift.Equatable.==:2:13: note: protocol requires function '==' with type '(AudioOutputDevice, AudioOutputDevice) -> Bool'
static func == (lhs: Self, rhs: Self) -> Bool}
            ^
/Users/admin/builder/spi-builder-workspace/Sources/CoreAudioTapKit/SystemAudioDeviceLookup.swift:7:56: error: cannot find type 'AudioObjectID' in scope
    static func resolveDeviceID(uid: String) throws -> AudioObjectID {
                                                       ^~~~~~~~~~~~~
/Users/admin/builder/spi-builder-workspace/Sources/CoreAudioTapKit/SystemAudioDeviceLookup.swift:45:42: error: cannot find type 'AudioObjectID' in scope
    static func sampleRate(for deviceID: AudioObjectID) -> Double {
                                         ^~~~~~~~~~~~~
/Users/admin/builder/spi-builder-workspace/Sources/CoreAudioTapKit/SystemAudioDeviceLookup.swift:58:48: error: cannot find type 'AudioObjectID' in scope
    static func inputStreamCount(for deviceID: AudioObjectID) -> Int {
                                               ^~~~~~~~~~~~~
/Users/admin/builder/spi-builder-workspace/Sources/CoreAudioTapKit/SystemAudioDeviceLookup.swift:71:35: error: cannot find type 'AudioObjectID' in scope
    static func uid(for deviceID: AudioObjectID) throws -> String {
                                  ^~~~~~~~~~~~~
/Users/admin/builder/spi-builder-workspace/Sources/CoreAudioTapKit/SystemAudioTapEngine.swift:8:22: error: 'Logger' is only available in iOS 14.0 or newer
private let logger = Logger(subsystem: tapKitLogSubsystem, category: "TapEngine")
                     ^
/Users/admin/builder/spi-builder-workspace/Sources/CoreAudioTapKit/SystemAudioTapEngine.swift:8:13: note: add @available attribute to enclosing let
private let logger = Logger(subsystem: tapKitLogSubsystem, category: "TapEngine")
            ^
/Users/admin/builder/spi-builder-workspace/Sources/CoreAudioTapKit/SystemTapCapture.swift:40:25: error: 'Logger' is only available in iOS 14.0 or newer
    private let logger: Logger
                        ^
/Users/admin/builder/spi-builder-workspace/Sources/CoreAudioTapKit/SystemTapCapture.swift:39:25: note: add @available attribute to enclosing class
nonisolated final class SystemTapCapture {
                        ^
/Users/admin/builder/spi-builder-workspace/Sources/CoreAudioTapKit/SystemTapCapture.swift:42:44: error: cannot find type 'AudioObjectID' in scope
    nonisolated(unsafe) private var tapID: AudioObjectID = AudioObjectID(kAudioObjectUnknown)
                                           ^~~~~~~~~~~~~
/Users/admin/builder/spi-builder-workspace/Sources/CoreAudioTapKit/SystemTapCapture.swift:43:56: error: cannot find type 'AudioObjectID' in scope
    nonisolated(unsafe) private var aggregateDeviceID: AudioObjectID = AudioObjectID(kAudioObjectUnknown)
                                                       ^~~~~~~~~~~~~
/Users/admin/builder/spi-builder-workspace/Sources/CoreAudioTapKit/SystemTapCapture.swift:44:56: error: cannot find type 'AudioDeviceIOProcID' in scope
    nonisolated(unsafe) private var aggregateIOProcID: AudioDeviceIOProcID?
                                                       ^~~~~~~~~~~~~~~~~~~
/Users/admin/builder/spi-builder-workspace/Sources/CoreAudioTapKit/SystemTapCapture.swift:45:55: error: cannot find type 'AudioDeviceIOBlock' in scope
    nonisolated(unsafe) private var aggregateIOBlock: AudioDeviceIOBlock?
                                                      ^~~~~~~~~~~~~~~~~~
/Users/admin/builder/spi-builder-workspace/Sources/CoreAudioTapKit/SystemTapCapture.swift:53:18: error: 'Logger' is only available in iOS 14.0 or newer
    init(logger: Logger) {
                 ^
/Users/admin/builder/spi-builder-workspace/Sources/CoreAudioTapKit/SystemTapCapture.swift:53:5: note: add @available attribute to enclosing initializer
    init(logger: Logger) {
    ^
/Users/admin/builder/spi-builder-workspace/Sources/CoreAudioTapKit/SystemTapCapture.swift:39:25: note: add @available attribute to enclosing class
nonisolated final class SystemTapCapture {
                        ^
/Users/admin/builder/spi-builder-workspace/Sources/CoreAudioTapKit/SystemTapCapture.swift:64:25: error: cannot find type 'AudioObjectID' in scope
        outputDeviceID: AudioObjectID,
                        ^~~~~~~~~~~~~
/Users/admin/builder/spi-builder-workspace/Sources/CoreAudioTapKit/SystemTapCapture.swift:213:17: error: cannot find type 'AudioDeviceIOProcID' in scope
        procID: AudioDeviceIOProcID,
                ^~~~~~~~~~~~~~~~~~~
/Users/admin/builder/spi-builder-workspace/Sources/CoreAudioTapKit/SystemTapCapture.swift:264:75: error: cannot find type 'AudioObjectID' in scope
    nonisolated private func translateCurrentProcessForTapExclusion() -> [AudioObjectID] {
                                                                          ^~~~~~~~~~~~~
/Users/admin/builder/spi-builder-workspace/Sources/CoreAudioTapKit/SystemTapCapture.swift:290:54: error: cannot find type 'AudioObjectID' in scope
    nonisolated private func queryTapFormat(_ tapID: AudioObjectID) -> TapFormatDescription? {
                                                     ^~~~~~~~~~~~~
/Users/admin/builder/spi-builder-workspace/Sources/CoreAudioTapKit/SystemTapCapture.swift:310:78: error: cannot find type 'AudioObjectID' in scope
    nonisolated private func waitForAggregateDeviceToBecomeAlive(_ deviceID: AudioObjectID) {
                                                                             ^~~~~~~~~~~~~
SwiftCompile normal arm64 Compiling\ SystemAudioDeviceLookup.swift /Users/admin/builder/spi-builder-workspace/Sources/CoreAudioTapKit/SystemAudioDeviceLookup.swift (in target 'CoreAudioTapKit' from project 'CoreAudioTapKit')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/CoreAudioTapKit/SystemAudioDeviceLookup.swift (in target 'CoreAudioTapKit' from project 'CoreAudioTapKit')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

** BUILD FAILED **
The following build commands failed:
	SwiftEmitModule normal arm64 Emitting\ module\ for\ CoreAudioTapKit (in target 'CoreAudioTapKit' from project 'CoreAudioTapKit')
	EmitSwiftModule normal arm64 (in target 'CoreAudioTapKit' from project 'CoreAudioTapKit')
	Building workspace spi-builder-workspace with scheme CoreAudioTapKit-Package
(3 failures)
Command line invocation:
    /Applications/Xcode-16.3.0.app/Contents/Developer/usr/bin/xcodebuild -IDEClonedSourcePackagesDirPathOverride=/Users/admin/builder/spi-builder-workspace/.dependencies -resolvePackageDependencies
Resolve Package Graph
Resolved source packages:
  CoreAudioTapKit: /Users/admin/builder/spi-builder-workspace
resolved source packages: CoreAudioTapKit
{
  "dependencies" : [
  ],
  "manifest_display_name" : "CoreAudioTapKit",
  "name" : "CoreAudioTapKit",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
    {
      "name" : "macos",
      "version" : "14.2"
    }
  ],
  "products" : [
    {
      "name" : "CoreAudioTapKit",
      "targets" : [
        "CoreAudioTapKit"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    },
    {
      "name" : "TapKitDemo",
      "targets" : [
        "TapKitDemo"
      ],
      "type" : {
        "executable" : null
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "TapKitDemo",
      "module_type" : "SwiftTarget",
      "name" : "TapKitDemo",
      "path" : "Sources/TapKitDemo",
      "product_memberships" : [
        "TapKitDemo"
      ],
      "sources" : [
        "ContentView.swift",
        "GainProcessor.swift",
        "TapKitDemoApp.swift"
      ],
      "target_dependencies" : [
        "CoreAudioTapKit"
      ],
      "type" : "executable"
    },
    {
      "c99name" : "CoreAudioTapKitTests",
      "module_type" : "SwiftTarget",
      "name" : "CoreAudioTapKitTests",
      "path" : "Tests/CoreAudioTapKitTests",
      "sources" : [
        "AudioBufferListUtilitiesTests.swift",
        "AudioDevicesTests.swift",
        "AudioProcessorTests.swift"
      ],
      "target_dependencies" : [
        "CoreAudioTapKit"
      ],
      "type" : "test"
    },
    {
      "c99name" : "CoreAudioTapKit",
      "module_type" : "SwiftTarget",
      "name" : "CoreAudioTapKit",
      "path" : "Sources/CoreAudioTapKit",
      "product_memberships" : [
        "CoreAudioTapKit",
        "TapKitDemo"
      ],
      "sources" : [
        "AudioBufferListUtilities.swift",
        "AudioDevices.swift",
        "AudioOutputDevice.swift",
        "AudioProcessor.swift",
        "CoreAudioTapError.swift",
        "SystemAudioDeviceLookup.swift",
        "SystemAudioTapEngine.swift",
        "SystemTapCapture.swift",
        "TapKitIdentity.swift"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "6.0"
}
{
  "workspace" : {
    "name" : "spi-builder-workspace",
    "schemes" : [
      "CoreAudioTapKit",
      "CoreAudioTapKit-Package",
      "TapKitDemo"
    ]
  }
}
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-16.3.0.app xcrun xcodebuild -IDEClonedSourcePackagesDirPathOverride=$PWD/.dependencies -skipMacroValidation -skipPackagePluginValidation -derivedDataPath $PWD/.derivedData build -scheme CoreAudioTapKit-Package -destination generic/platform=iOS
Command line invocation:
    /Applications/Xcode-16.3.0.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 CoreAudioTapKit-Package -destination generic/platform=iOS
Resolve Package Graph
Resolved source packages:
  CoreAudioTapKit: /Users/admin/builder/spi-builder-workspace
ComputePackagePrebuildTargetDependencyGraph
Prepare packages
CreateBuildRequest
SendProjectDescription
CreateBuildOperation
ComputeTargetDependencyGraph
note: Building targets in dependency order
note: Target dependency graph (3 targets)
    Target 'TapKitDemo' in project 'CoreAudioTapKit'
        ➜ Explicit dependency on target 'CoreAudioTapKit' in project 'CoreAudioTapKit'
    Target 'CoreAudioTapKit' in project 'CoreAudioTapKit'
        ➜ Explicit dependency on target 'CoreAudioTapKit' in project 'CoreAudioTapKit'
    Target 'CoreAudioTapKit' in project 'CoreAudioTapKit' (no dependencies)
GatherProvisioningInputs
CreateBuildDescription
ExecuteExternalTool /Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang -v -E -dM -isysroot /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS18.4.sdk -x c -c /dev/null
ExecuteExternalTool /Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/swiftc --version
ExecuteExternalTool /Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/ld -version_details
Build description signature: afa6304bad44d803e66525389643b8b1
Build description path: /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/XCBuildData/afa6304bad44d803e66525389643b8b1.xcbuilddata
ClangStatCache /Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang-stat-cache /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS18.4.sdk /Users/admin/builder/spi-builder-workspace/.derivedData/SDKStatCaches.noindex/iphoneos18.4-22E235-339d34bc69d7fc736c3220795c36f340.sdkstatcache
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    /Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang-stat-cache /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS18.4.sdk -o /Users/admin/builder/spi-builder-workspace/.derivedData/SDKStatCaches.noindex/iphoneos18.4-22E235-339d34bc69d7fc736c3220795c36f340.sdkstatcache
SwiftDriver CoreAudioTapKit normal arm64 com.apple.xcode.tools.swift.compiler (in target 'CoreAudioTapKit' from project 'CoreAudioTapKit')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    builtin-SwiftDriver -- /Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/swiftc -module-name CoreAudioTapKit -Onone -enforce-exclusivity\=checked @/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/CoreAudioTapKit.build/Debug-iphoneos/CoreAudioTapKit.build/Objects-normal/arm64/CoreAudioTapKit.SwiftFileList -DSWIFT_PACKAGE -DDEBUG -DXcode -plugin-path /Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift/host/plugins/testing -enable-experimental-feature DebugDescriptionMacro -sdk /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS18.4.sdk -target arm64-apple-ios12.0 -g -module-cache-path /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex -Xfrontend -serialize-debugging-options -profile-coverage-mapping -profile-generate -enable-testing -index-store-path /Users/admin/builder/spi-builder-workspace/.derivedData/Index.noindex/DataStore -swift-version 6 -I /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-iphoneos -I /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/usr/lib -F /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-iphoneos -F /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/Library/Frameworks -F /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS18.4.sdk/Developer/Library/Frameworks -c -j10 -enable-batch-mode -incremental -Xcc -ivfsstatcache -Xcc /Users/admin/builder/spi-builder-workspace/.derivedData/SDKStatCaches.noindex/iphoneos18.4-22E235-339d34bc69d7fc736c3220795c36f340.sdkstatcache -output-file-map /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/CoreAudioTapKit.build/Debug-iphoneos/CoreAudioTapKit.build/Objects-normal/arm64/CoreAudioTapKit-OutputFileMap.json -use-frontend-parseable-output -save-temps -no-color-diagnostics -serialize-diagnostics -emit-dependencies -emit-module -emit-module-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/CoreAudioTapKit.build/Debug-iphoneos/CoreAudioTapKit.build/Objects-normal/arm64/CoreAudioTapKit.swiftmodule -validate-clang-modules-once -clang-build-session-file /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/Session.modulevalidation -package-name spi_builder_workspace -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/CoreAudioTapKit.build/Debug-iphoneos/CoreAudioTapKit.build/swift-overrides.hmap -emit-const-values -Xfrontend -const-gather-protocols-file -Xfrontend /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/CoreAudioTapKit.build/Debug-iphoneos/CoreAudioTapKit.build/Objects-normal/arm64/CoreAudioTapKit_const_extract_protocols.json -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-iphoneos/include -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/CoreAudioTapKit.build/Debug-iphoneos/CoreAudioTapKit.build/DerivedSources-normal/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/CoreAudioTapKit.build/Debug-iphoneos/CoreAudioTapKit.build/DerivedSources/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/CoreAudioTapKit.build/Debug-iphoneos/CoreAudioTapKit.build/DerivedSources -Xcc -DSWIFT_PACKAGE -Xcc -DDEBUG\=1 -emit-objc-header -emit-objc-header-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/CoreAudioTapKit.build/Debug-iphoneos/CoreAudioTapKit.build/Objects-normal/arm64/CoreAudioTapKit-Swift.h -working-directory /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode -experimental-emit-module-separately -disable-cmo
SwiftCompile normal arm64 Compiling\ AudioProcessor.swift /Users/admin/builder/spi-builder-workspace/Sources/CoreAudioTapKit/AudioProcessor.swift (in target 'CoreAudioTapKit' from project 'CoreAudioTapKit')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/CoreAudioTapKit/AudioProcessor.swift (in target 'CoreAudioTapKit' from project 'CoreAudioTapKit')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

SwiftCompile normal arm64 Compiling\ AudioBufferListUtilities.swift /Users/admin/builder/spi-builder-workspace/Sources/CoreAudioTapKit/AudioBufferListUtilities.swift (in target 'CoreAudioTapKit' from project 'CoreAudioTapKit')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/CoreAudioTapKit/AudioBufferListUtilities.swift (in target 'CoreAudioTapKit' from project 'CoreAudioTapKit')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

SwiftEmitModule normal arm64 Emitting\ module\ for\ CoreAudioTapKit (in target 'CoreAudioTapKit' from project 'CoreAudioTapKit')
Failed frontend command:
/Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/swift-frontend -frontend -emit-module -experimental-skip-non-inlinable-function-bodies-without-types /Users/admin/builder/spi-builder-workspace/Sources/CoreAudioTapKit/AudioBufferListUtilities.swift /Users/admin/builder/spi-builder-workspace/Sources/CoreAudioTapKit/AudioDevices.swift /Users/admin/builder/spi-builder-workspace/Sources/CoreAudioTapKit/AudioOutputDevice.swift /Users/admin/builder/spi-builder-workspace/Sources/CoreAudioTapKit/AudioProcessor.swift /Users/admin/builder/spi-builder-workspace/Sources/CoreAudioTapKit/CoreAudioTapError.swift /Users/admin/builder/spi-builder-workspace/Sources/CoreAudioTapKit/SystemAudioDeviceLookup.swift /Users/admin/builder/spi-builder-workspace/Sources/CoreAudioTapKit/SystemAudioTapEngine.swift /Users/admin/builder/spi-builder-workspace/Sources/CoreAudioTapKit/SystemTapCapture.swift /Users/admin/builder/spi-builder-workspace/Sources/CoreAudioTapKit/TapKitIdentity.swift -target arm64-apple-ios12.0 -Xllvm -aarch64-use-tbi -enable-objc-interop -sdk /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS18.4.sdk -I /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-iphoneos -I /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/usr/lib -F /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-iphoneos -F /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/Library/Frameworks -F /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS18.4.sdk/Developer/Library/Frameworks -no-color-diagnostics -enable-testing -g -debug-info-format\=dwarf -dwarf-version\=4 -module-cache-path /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex -profile-generate -profile-coverage-mapping -swift-version 6 -enforce-exclusivity\=checked -Onone -D SWIFT_PACKAGE -D DEBUG -D Xcode -serialize-debugging-options -const-gather-protocols-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/CoreAudioTapKit.build/Debug-iphoneos/CoreAudioTapKit.build/Objects-normal/arm64/CoreAudioTapKit_const_extract_protocols.json -enable-experimental-feature DebugDescriptionMacro -empty-abi-descriptor -plugin-path /Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift/host/plugins/testing -validate-clang-modules-once -clang-build-session-file /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/Session.modulevalidation -Xcc -working-directory -Xcc /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode -resource-dir /Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift -enable-anonymous-context-mangled-names -file-compilation-dir /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode -Xcc -ivfsstatcache -Xcc /Users/admin/builder/spi-builder-workspace/.derivedData/SDKStatCaches.noindex/iphoneos18.4-22E235-339d34bc69d7fc736c3220795c36f340.sdkstatcache -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/CoreAudioTapKit.build/Debug-iphoneos/CoreAudioTapKit.build/swift-overrides.hmap -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-iphoneos/include -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/CoreAudioTapKit.build/Debug-iphoneos/CoreAudioTapKit.build/DerivedSources-normal/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/CoreAudioTapKit.build/Debug-iphoneos/CoreAudioTapKit.build/DerivedSources/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/CoreAudioTapKit.build/Debug-iphoneos/CoreAudioTapKit.build/DerivedSources -Xcc -DSWIFT_PACKAGE -Xcc -DDEBUG\=1 -module-name CoreAudioTapKit -package-name spi_builder_workspace -frontend-parseable-output -disable-clang-spi -target-sdk-version 18.4 -target-sdk-name iphoneos18.4 -external-plugin-path /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/usr/lib/swift/host/plugins\#/Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/usr/bin/swift-plugin-server -external-plugin-path /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/usr/local/lib/swift/host/plugins\#/Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/usr/bin/swift-plugin-server -in-process-plugin-server-path /Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift/host/libSwiftInProcPluginServer.dylib -plugin-path /Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift/host/plugins -plugin-path /Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/local/lib/swift/host/plugins -emit-module-doc-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/CoreAudioTapKit.build/Debug-iphoneos/CoreAudioTapKit.build/Objects-normal/arm64/CoreAudioTapKit.swiftdoc -emit-module-source-info-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/CoreAudioTapKit.build/Debug-iphoneos/CoreAudioTapKit.build/Objects-normal/arm64/CoreAudioTapKit.swiftsourceinfo -emit-objc-header-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/CoreAudioTapKit.build/Debug-iphoneos/CoreAudioTapKit.build/Objects-normal/arm64/CoreAudioTapKit-Swift.h -serialize-diagnostics-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/CoreAudioTapKit.build/Debug-iphoneos/CoreAudioTapKit.build/Objects-normal/arm64/CoreAudioTapKit-master-emit-module.dia -emit-dependencies-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/CoreAudioTapKit.build/Debug-iphoneos/CoreAudioTapKit.build/Objects-normal/arm64/CoreAudioTapKit-master-emit-module.d -o /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/CoreAudioTapKit.build/Debug-iphoneos/CoreAudioTapKit.build/Objects-normal/arm64/CoreAudioTapKit.swiftmodule -emit-abi-descriptor-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/CoreAudioTapKit.build/Debug-iphoneos/CoreAudioTapKit.build/Objects-normal/arm64/CoreAudioTapKit.abi.json
EmitSwiftModule normal arm64 (in target 'CoreAudioTapKit' from project 'CoreAudioTapKit')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

/Users/admin/builder/spi-builder-workspace/Sources/CoreAudioTapKit/AudioBufferListUtilities.swift:18:51: error: cannot find type 'UnsafeMutableAudioBufferListPointer' in scope
nonisolated func writableFrameCapacity(_ buffers: UnsafeMutableAudioBufferListPointer) -> Int {
                                                  ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/Users/admin/builder/spi-builder-workspace/Sources/CoreAudioTapKit/AudioBufferListUtilities.swift:96:17: error: cannot find type 'UnsafeMutableAudioBufferListPointer' in scope
    to buffers: UnsafeMutableAudioBufferListPointer
                ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/Users/admin/builder/spi-builder-workspace/Sources/CoreAudioTapKit/AudioDevices.swift:40:48: error: cannot find type 'AudioObjectID' in scope
    private static func deviceIDs() throws -> [AudioObjectID] {
                                               ^~~~~~~~~~~~~
/Users/admin/builder/spi-builder-workspace/Sources/CoreAudioTapKit/AudioDevices.swift:58:53: error: cannot find type 'AudioObjectID' in scope
    private static func deviceHasOutput(_ deviceID: AudioObjectID) throws -> Bool {
                                                    ^~~~~~~~~~~~~
/Users/admin/builder/spi-builder-workspace/Sources/CoreAudioTapKit/AudioDevices.swift:77:59: error: cannot find type 'AudioObjectID' in scope
    private static func readNominalSampleRate(_ deviceID: AudioObjectID) -> Double {
                                                          ^~~~~~~~~~~~~
/Users/admin/builder/spi-builder-workspace/Sources/CoreAudioTapKit/AudioDevices.swift:89:49: error: cannot find type 'AudioObjectID' in scope
    private static func readString(on objectID: AudioObjectID,
                                                ^~~~~~~~~~~~~
/Users/admin/builder/spi-builder-workspace/Sources/CoreAudioTapKit/AudioDevices.swift:90:46: error: cannot find type 'AudioObjectPropertySelector' in scope
                                   selector: AudioObjectPropertySelector) throws -> String {
                                             ^~~~~~~~~~~~~~~~~~~~~~~~~~~
/Users/admin/builder/spi-builder-workspace/Sources/CoreAudioTapKit/AudioOutputDevice.swift:7:20: error: cannot find type 'AudioObjectID' in scope
    public let id: AudioObjectID
                   ^~~~~~~~~~~~~
/Users/admin/builder/spi-builder-workspace/Sources/CoreAudioTapKit/AudioOutputDevice.swift:12:21: error: cannot find type 'AudioObjectID' in scope
    public init(id: AudioObjectID, name: String, uid: String, sampleRate: Double) {
                    ^~~~~~~~~~~~~
/Users/admin/builder/spi-builder-workspace/Sources/CoreAudioTapKit/AudioOutputDevice.swift:6:15: error: type 'AudioOutputDevice' does not conform to protocol 'Hashable'
public struct AudioOutputDevice: Identifiable, Hashable, Sendable {
              ^
/Users/admin/builder/spi-builder-workspace/Sources/CoreAudioTapKit/AudioOutputDevice.swift:7:16: note: stored property type '<<error type>>' does not conform to protocol 'Hashable', preventing synthesized conformance of 'AudioOutputDevice' to 'Hashable'
    public let id: AudioObjectID
               ^
/Users/admin/builder/spi-builder-workspace/Sources/CoreAudioTapKit/AudioOutputDevice.swift:6:15: error: type 'AudioOutputDevice' does not conform to protocol 'Equatable'
public struct AudioOutputDevice: Identifiable, Hashable, Sendable {
              ^
/Users/admin/builder/spi-builder-workspace/Sources/CoreAudioTapKit/AudioOutputDevice.swift:7:16: note: stored property type '<<error type>>' does not conform to protocol 'Equatable', preventing synthesized conformance of 'AudioOutputDevice' to 'Equatable'
    public let id: AudioObjectID
               ^
Swift.==:1:24: note: candidate would match if 'AudioOutputDevice' conformed to 'RawRepresentable'
@inlinable public func == <T>(lhs: T, rhs: T) -> Bool where T : RawRepresentable, T.RawValue : Equatable
                       ^
Swift.FloatingPoint.==:2:20: note: candidate would match if 'AudioOutputDevice' conformed to 'FloatingPoint'
public static func == (lhs: Self, rhs: Self) -> Bool}
                   ^
Swift.BinaryInteger.==:2:20: note: candidate would match if 'AudioOutputDevice' conformed to 'BinaryInteger'
public static func == <Other>(lhs: Self, rhs: Other) -> Bool where Other : BinaryInteger}
                   ^
Swift._Pointer.==:2:20: note: candidate would match if 'AudioOutputDevice' conformed to '_Pointer'
public static func == (lhs: Self, rhs: Self) -> Bool}
                   ^
Swift._Pointer.==:2:31: note: candidate would match if 'AudioOutputDevice' conformed to '_Pointer'
@inlinable public static func == <Other>(lhs: Self, rhs: Other) -> Bool where Other : _Pointer}
                              ^
Swift.Strideable.==:2:31: note: candidate would match if 'AudioOutputDevice' conformed to 'Strideable'
@inlinable public static func == (x: Self, y: Self) -> Bool}
                              ^
Swift.StringProtocol.==:2:31: note: candidate would match if 'AudioOutputDevice' conformed to 'StringProtocol'
@inlinable public static func == <RHS>(lhs: Self, rhs: RHS) -> Bool where RHS : StringProtocol}
                              ^
Swift.SIMD.==:2:20: note: candidate would match if 'AudioOutputDevice' conformed to 'SIMD'
public static func == (a: Self, b: Self) -> Bool}
                   ^
Foundation.AttributedStringProtocol.==:2:20: note: candidate would match if 'AudioOutputDevice' conformed to 'AttributedStringProtocol'
public static func == <RHS>(lhs: Self, rhs: RHS) -> Bool where RHS : AttributedStringProtocol}
                   ^
Foundation._BridgedStoredNSError.==:2:20: note: candidate would match if 'AudioOutputDevice' conformed to '_BridgedStoredNSError'
public static func == (lhs: Self, rhs: Self) -> Bool}
                   ^
CoreFoundation._CFObject.==:2:20: note: candidate would match if 'AudioOutputDevice' conformed to '_CFObject'
public static func == (left: Self, right: Self) -> Bool}
                   ^
/Users/admin/builder/spi-builder-workspace/Sources/CoreAudioTapKit/AudioOutputDevice.swift:6:15: note: add stubs for conformance
public struct AudioOutputDevice: Identifiable, Hashable, Sendable {
              ^
Swift.Equatable.==:2:13: note: protocol requires function '==' with type '(AudioOutputDevice, AudioOutputDevice) -> Bool'
static func == (lhs: Self, rhs: Self) -> Bool}
            ^
/Users/admin/builder/spi-builder-workspace/Sources/CoreAudioTapKit/SystemAudioDeviceLookup.swift:7:56: error: cannot find type 'AudioObjectID' in scope
    static func resolveDeviceID(uid: String) throws -> AudioObjectID {
                                                       ^~~~~~~~~~~~~
/Users/admin/builder/spi-builder-workspace/Sources/CoreAudioTapKit/SystemAudioDeviceLookup.swift:45:42: error: cannot find type 'AudioObjectID' in scope
    static func sampleRate(for deviceID: AudioObjectID) -> Double {
                                         ^~~~~~~~~~~~~
/Users/admin/builder/spi-builder-workspace/Sources/CoreAudioTapKit/SystemAudioDeviceLookup.swift:58:48: error: cannot find type 'AudioObjectID' in scope
    static func inputStreamCount(for deviceID: AudioObjectID) -> Int {
                                               ^~~~~~~~~~~~~
/Users/admin/builder/spi-builder-workspace/Sources/CoreAudioTapKit/SystemAudioDeviceLookup.swift:71:35: error: cannot find type 'AudioObjectID' in scope
    static func uid(for deviceID: AudioObjectID) throws -> String {
                                  ^~~~~~~~~~~~~
/Users/admin/builder/spi-builder-workspace/Sources/CoreAudioTapKit/SystemAudioTapEngine.swift:8:22: error: 'Logger' is only available in iOS 14.0 or newer
private let logger = Logger(subsystem: tapKitLogSubsystem, category: "TapEngine")
                     ^
/Users/admin/builder/spi-builder-workspace/Sources/CoreAudioTapKit/SystemAudioTapEngine.swift:8:13: note: add @available attribute to enclosing let
private let logger = Logger(subsystem: tapKitLogSubsystem, category: "TapEngine")
            ^
/Users/admin/builder/spi-builder-workspace/Sources/CoreAudioTapKit/SystemTapCapture.swift:40:25: error: 'Logger' is only available in iOS 14.0 or newer
    private let logger: Logger
                        ^
/Users/admin/builder/spi-builder-workspace/Sources/CoreAudioTapKit/SystemTapCapture.swift:39:25: note: add @available attribute to enclosing class
nonisolated final class SystemTapCapture {
                        ^
/Users/admin/builder/spi-builder-workspace/Sources/CoreAudioTapKit/SystemTapCapture.swift:42:44: error: cannot find type 'AudioObjectID' in scope
    nonisolated(unsafe) private var tapID: AudioObjectID = AudioObjectID(kAudioObjectUnknown)
                                           ^~~~~~~~~~~~~
/Users/admin/builder/spi-builder-workspace/Sources/CoreAudioTapKit/SystemTapCapture.swift:43:56: error: cannot find type 'AudioObjectID' in scope
    nonisolated(unsafe) private var aggregateDeviceID: AudioObjectID = AudioObjectID(kAudioObjectUnknown)
                                                       ^~~~~~~~~~~~~
/Users/admin/builder/spi-builder-workspace/Sources/CoreAudioTapKit/SystemTapCapture.swift:44:56: error: cannot find type 'AudioDeviceIOProcID' in scope
    nonisolated(unsafe) private var aggregateIOProcID: AudioDeviceIOProcID?
                                                       ^~~~~~~~~~~~~~~~~~~
/Users/admin/builder/spi-builder-workspace/Sources/CoreAudioTapKit/SystemTapCapture.swift:45:55: error: cannot find type 'AudioDeviceIOBlock' in scope
    nonisolated(unsafe) private var aggregateIOBlock: AudioDeviceIOBlock?
                                                      ^~~~~~~~~~~~~~~~~~
/Users/admin/builder/spi-builder-workspace/Sources/CoreAudioTapKit/SystemTapCapture.swift:53:18: error: 'Logger' is only available in iOS 14.0 or newer
    init(logger: Logger) {
                 ^
/Users/admin/builder/spi-builder-workspace/Sources/CoreAudioTapKit/SystemTapCapture.swift:53:5: note: add @available attribute to enclosing initializer
    init(logger: Logger) {
    ^
/Users/admin/builder/spi-builder-workspace/Sources/CoreAudioTapKit/SystemTapCapture.swift:39:25: note: add @available attribute to enclosing class
nonisolated final class SystemTapCapture {
                        ^
/Users/admin/builder/spi-builder-workspace/Sources/CoreAudioTapKit/SystemTapCapture.swift:64:25: error: cannot find type 'AudioObjectID' in scope
        outputDeviceID: AudioObjectID,
                        ^~~~~~~~~~~~~
/Users/admin/builder/spi-builder-workspace/Sources/CoreAudioTapKit/SystemTapCapture.swift:213:17: error: cannot find type 'AudioDeviceIOProcID' in scope
        procID: AudioDeviceIOProcID,
                ^~~~~~~~~~~~~~~~~~~
/Users/admin/builder/spi-builder-workspace/Sources/CoreAudioTapKit/SystemTapCapture.swift:264:75: error: cannot find type 'AudioObjectID' in scope
    nonisolated private func translateCurrentProcessForTapExclusion() -> [AudioObjectID] {
                                                                          ^~~~~~~~~~~~~
/Users/admin/builder/spi-builder-workspace/Sources/CoreAudioTapKit/SystemTapCapture.swift:290:54: error: cannot find type 'AudioObjectID' in scope
    nonisolated private func queryTapFormat(_ tapID: AudioObjectID) -> TapFormatDescription? {
                                                     ^~~~~~~~~~~~~
/Users/admin/builder/spi-builder-workspace/Sources/CoreAudioTapKit/SystemTapCapture.swift:310:78: error: cannot find type 'AudioObjectID' in scope
    nonisolated private func waitForAggregateDeviceToBecomeAlive(_ deviceID: AudioObjectID) {
                                                                             ^~~~~~~~~~~~~
SwiftCompile normal arm64 Compiling\ CoreAudioTapError.swift /Users/admin/builder/spi-builder-workspace/Sources/CoreAudioTapKit/CoreAudioTapError.swift (in target 'CoreAudioTapKit' from project 'CoreAudioTapKit')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/CoreAudioTapKit/CoreAudioTapError.swift (in target 'CoreAudioTapKit' from project 'CoreAudioTapKit')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

SwiftCompile normal arm64 Compiling\ AudioOutputDevice.swift /Users/admin/builder/spi-builder-workspace/Sources/CoreAudioTapKit/AudioOutputDevice.swift (in target 'CoreAudioTapKit' from project 'CoreAudioTapKit')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/CoreAudioTapKit/AudioOutputDevice.swift (in target 'CoreAudioTapKit' from project 'CoreAudioTapKit')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

SwiftCompile normal arm64 Compiling\ TapKitIdentity.swift /Users/admin/builder/spi-builder-workspace/Sources/CoreAudioTapKit/TapKitIdentity.swift (in target 'CoreAudioTapKit' from project 'CoreAudioTapKit')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/CoreAudioTapKit/TapKitIdentity.swift (in target 'CoreAudioTapKit' from project 'CoreAudioTapKit')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

SwiftCompile normal arm64 Compiling\ SystemAudioTapEngine.swift /Users/admin/builder/spi-builder-workspace/Sources/CoreAudioTapKit/SystemAudioTapEngine.swift (in target 'CoreAudioTapKit' from project 'CoreAudioTapKit')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/CoreAudioTapKit/SystemAudioTapEngine.swift (in target 'CoreAudioTapKit' from project 'CoreAudioTapKit')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

SwiftCompile normal arm64 Compiling\ SystemAudioDeviceLookup.swift /Users/admin/builder/spi-builder-workspace/Sources/CoreAudioTapKit/SystemAudioDeviceLookup.swift (in target 'CoreAudioTapKit' from project 'CoreAudioTapKit')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/CoreAudioTapKit/SystemAudioDeviceLookup.swift (in target 'CoreAudioTapKit' from project 'CoreAudioTapKit')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

SwiftCompile normal arm64 Compiling\ SystemTapCapture.swift /Users/admin/builder/spi-builder-workspace/Sources/CoreAudioTapKit/SystemTapCapture.swift (in target 'CoreAudioTapKit' from project 'CoreAudioTapKit')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/CoreAudioTapKit/SystemTapCapture.swift (in target 'CoreAudioTapKit' from project 'CoreAudioTapKit')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

SwiftCompile normal arm64 Compiling\ AudioDevices.swift /Users/admin/builder/spi-builder-workspace/Sources/CoreAudioTapKit/AudioDevices.swift (in target 'CoreAudioTapKit' from project 'CoreAudioTapKit')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/CoreAudioTapKit/AudioDevices.swift (in target 'CoreAudioTapKit' from project 'CoreAudioTapKit')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

** BUILD FAILED **
The following build commands failed:
	SwiftEmitModule normal arm64 Emitting\ module\ for\ CoreAudioTapKit (in target 'CoreAudioTapKit' from project 'CoreAudioTapKit')
	EmitSwiftModule normal arm64 (in target 'CoreAudioTapKit' from project 'CoreAudioTapKit')
	Building workspace spi-builder-workspace with scheme CoreAudioTapKit-Package
(3 failures)
BUILD FAILURE 6.1 iOS