Swift Package Index

Build Information

Failed to build NotificationSmuggler, reference 0.3.0 (212187), with Swift 6.1 for macOS (Xcode) using Xcode 16.3 on 25 Jun 2026 15:19:42 UTC.

Build Command

env DEVELOPER_DIR=/Applications/Xcode-16.3.0.app xcrun xcodebuild -IDEClonedSourcePackagesDirPathOverride=$PWD/.dependencies -skipMacroValidation -skipPackagePluginValidation -derivedDataPath $PWD/.derivedData build -scheme NotificationSmuggler -destination platform=macOS,arch=arm64

Build Log

========================================
RunAll
========================================
Builder version: undefined version: run 'make version' to update
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/samsonjs/NotificationSmuggler.git
Reference: 0.3.0
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/samsonjs/NotificationSmuggler
 * tag               0.3.0      -> FETCH_HEAD
HEAD is now at 212187d Prepare for release 0.3.0
Cloned https://github.com/samsonjs/NotificationSmuggler.git
Revision (git rev-parse @):
212187dc5247857340b6f65b782fea2be6525fa9
SUCCESS checkout https://github.com/samsonjs/NotificationSmuggler.git at 0.3.0
========================================
Build
========================================
Selected platform:         macosXcodebuild
Swift version:             6.1
Building package at path:  $PWD
https://github.com/samsonjs/NotificationSmuggler.git
https://github.com/samsonjs/NotificationSmuggler.git
{
  "dependencies" : [
  ],
  "manifest_display_name" : "NotificationSmuggler",
  "name" : "NotificationSmuggler",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
    {
      "name" : "ios",
      "version" : "18.0"
    },
    {
      "name" : "macos",
      "version" : "15.0"
    }
  ],
  "products" : [
    {
      "name" : "NotificationSmuggler",
      "targets" : [
        "NotificationSmuggler"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "NotificationSmugglerTests",
      "module_type" : "SwiftTarget",
      "name" : "NotificationSmugglerTests",
      "path" : "Tests",
      "sources" : [
        "NotificationSmugglingTests/HitchhikersNotification.swift",
        "NotificationSmugglingTests/SmuggledTests.swift",
        "NotificationSmugglingTests/SmugglingTests.swift"
      ],
      "target_dependencies" : [
        "NotificationSmuggler"
      ],
      "type" : "test"
    },
    {
      "c99name" : "NotificationSmuggler",
      "module_type" : "SwiftTarget",
      "name" : "NotificationSmuggler",
      "path" : "Sources",
      "product_memberships" : [
        "NotificationSmuggler"
      ],
      "sources" : [
        "NotificationSmuggling/Smuggled.swift",
        "NotificationSmuggling/Smuggling.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:
  NotificationSmuggler: /Users/admin/builder/spi-builder-workspace
resolved source packages: NotificationSmuggler
{
  "dependencies" : [
  ],
  "manifest_display_name" : "NotificationSmuggler",
  "name" : "NotificationSmuggler",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
    {
      "name" : "ios",
      "version" : "18.0"
    },
    {
      "name" : "macos",
      "version" : "15.0"
    }
  ],
  "products" : [
    {
      "name" : "NotificationSmuggler",
      "targets" : [
        "NotificationSmuggler"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "NotificationSmugglerTests",
      "module_type" : "SwiftTarget",
      "name" : "NotificationSmugglerTests",
      "path" : "Tests",
      "sources" : [
        "NotificationSmugglingTests/HitchhikersNotification.swift",
        "NotificationSmugglingTests/SmuggledTests.swift",
        "NotificationSmugglingTests/SmugglingTests.swift"
      ],
      "target_dependencies" : [
        "NotificationSmuggler"
      ],
      "type" : "test"
    },
    {
      "c99name" : "NotificationSmuggler",
      "module_type" : "SwiftTarget",
      "name" : "NotificationSmuggler",
      "path" : "Sources",
      "product_memberships" : [
        "NotificationSmuggler"
      ],
      "sources" : [
        "NotificationSmuggling/Smuggled.swift",
        "NotificationSmuggling/Smuggling.swift"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "6.0"
}
{
  "workspace" : {
    "name" : "spi-builder-workspace",
    "schemes" : [
      "NotificationSmuggler"
    ]
  }
}
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-16.3.0.app xcrun xcodebuild -IDEClonedSourcePackagesDirPathOverride=$PWD/.dependencies -skipMacroValidation -skipPackagePluginValidation -derivedDataPath $PWD/.derivedData build -scheme NotificationSmuggler -destination platform=macOS,arch=arm64 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 NotificationSmuggler -destination platform=macOS,arch=arm64 "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:
  NotificationSmuggler: /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 'NotificationSmuggler' in project 'NotificationSmuggler'
        ➜ Explicit dependency on target 'NotificationSmuggler' in project 'NotificationSmuggler'
    Target 'NotificationSmuggler' in project 'NotificationSmuggler' (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/MacOSX.platform/Developer/SDKs/MacOSX15.4.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
ReadFileContents /Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/share/docc/features.json
Build description signature: eee5f8c734c79923803995926e23f2db
Build description path: /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/XCBuildData/eee5f8c734c79923803995926e23f2db.xcbuilddata
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/Products
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    builtin-create-build-directory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products
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/MacOSX.platform/Developer/SDKs/MacOSX15.4.sdk /Users/admin/builder/spi-builder-workspace/.derivedData/SDKStatCaches.noindex/macosx15.4-24E241-8287b8f5db97e746a1562fbca0c9d29b.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/MacOSX.platform/Developer/SDKs/MacOSX15.4.sdk -o /Users/admin/builder/spi-builder-workspace/.derivedData/SDKStatCaches.noindex/macosx15.4-24E241-8287b8f5db97e746a1562fbca0c9d29b.sdkstatcache
CreateBuildDirectory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/EagerLinkingTBDs/Debug
    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
CreateBuildDirectory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    builtin-create-build-directory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug
CreateBuildDirectory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug/PackageFrameworks
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    builtin-create-build-directory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug/PackageFrameworks
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/NotificationSmuggler.build/Debug/NotificationSmuggler.build/NotificationSmuggler.DependencyStaticMetadataFileList (in target 'NotificationSmuggler' from project 'NotificationSmuggler')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/NotificationSmuggler.build/Debug/NotificationSmuggler.build/NotificationSmuggler.DependencyStaticMetadataFileList
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/NotificationSmuggler.build/Debug/NotificationSmuggler.build/NotificationSmuggler.modulemap (in target 'NotificationSmuggler' from project 'NotificationSmuggler')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/NotificationSmuggler.build/Debug/NotificationSmuggler.build/NotificationSmuggler.modulemap
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/NotificationSmuggler.build/Debug/NotificationSmuggler.build/NotificationSmuggler.DependencyMetadataFileList (in target 'NotificationSmuggler' from project 'NotificationSmuggler')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/NotificationSmuggler.build/Debug/NotificationSmuggler.build/NotificationSmuggler.DependencyMetadataFileList
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/NotificationSmuggler.build/Debug/NotificationSmuggler.build/Objects-normal/arm64/NotificationSmuggler-OutputFileMap.json (in target 'NotificationSmuggler' from project 'NotificationSmuggler')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/NotificationSmuggler.build/Debug/NotificationSmuggler.build/Objects-normal/arm64/NotificationSmuggler-OutputFileMap.json
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/NotificationSmuggler.build/Debug/NotificationSmuggler.build/Objects-normal/arm64/NotificationSmuggler.SwiftConstValuesFileList (in target 'NotificationSmuggler' from project 'NotificationSmuggler')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/NotificationSmuggler.build/Debug/NotificationSmuggler.build/Objects-normal/arm64/NotificationSmuggler.SwiftConstValuesFileList
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/NotificationSmuggler.build/Debug/NotificationSmuggler.build/Objects-normal/arm64/NotificationSmuggler.LinkFileList (in target 'NotificationSmuggler' from project 'NotificationSmuggler')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/NotificationSmuggler.build/Debug/NotificationSmuggler.build/Objects-normal/arm64/NotificationSmuggler.LinkFileList
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/NotificationSmuggler.build/Debug/NotificationSmuggler.build/Objects-normal/arm64/NotificationSmuggler.SwiftFileList (in target 'NotificationSmuggler' from project 'NotificationSmuggler')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/NotificationSmuggler.build/Debug/NotificationSmuggler.build/Objects-normal/arm64/NotificationSmuggler.SwiftFileList
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/NotificationSmuggler.build/Debug/NotificationSmuggler.build/Objects-normal/arm64/NotificationSmuggler_const_extract_protocols.json (in target 'NotificationSmuggler' from project 'NotificationSmuggler')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/NotificationSmuggler.build/Debug/NotificationSmuggler.build/Objects-normal/arm64/NotificationSmuggler_const_extract_protocols.json
Copy /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/GeneratedModuleMaps/NotificationSmuggler.modulemap /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/NotificationSmuggler.build/Debug/NotificationSmuggler.build/NotificationSmuggler.modulemap (in target 'NotificationSmuggler' from project 'NotificationSmuggler')
    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/NotificationSmuggler.build/Debug/NotificationSmuggler.build/NotificationSmuggler.modulemap /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/GeneratedModuleMaps
SwiftDriver NotificationSmuggler normal arm64 com.apple.xcode.tools.swift.compiler (in target 'NotificationSmuggler' from project 'NotificationSmuggler')
    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 NotificationSmuggler -Onone -enforce-exclusivity\=checked @/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/NotificationSmuggler.build/Debug/NotificationSmuggler.build/Objects-normal/arm64/NotificationSmuggler.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/MacOSX.platform/Developer/SDKs/MacOSX15.4.sdk -target arm64-apple-macos15.0 -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 -I /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/MacOSX.platform/Developer/usr/lib -F /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug -F /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/MacOSX.platform/Developer/Library/Frameworks -c -j10 -enable-batch-mode -incremental -Xcc -ivfsstatcache -Xcc /Users/admin/builder/spi-builder-workspace/.derivedData/SDKStatCaches.noindex/macosx15.4-24E241-8287b8f5db97e746a1562fbca0c9d29b.sdkstatcache -output-file-map /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/NotificationSmuggler.build/Debug/NotificationSmuggler.build/Objects-normal/arm64/NotificationSmuggler-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/NotificationSmuggler.build/Debug/NotificationSmuggler.build/Objects-normal/arm64/NotificationSmuggler.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/NotificationSmuggler.build/Debug/NotificationSmuggler.build/swift-overrides.hmap -emit-const-values -Xfrontend -const-gather-protocols-file -Xfrontend /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/NotificationSmuggler.build/Debug/NotificationSmuggler.build/Objects-normal/arm64/NotificationSmuggler_const_extract_protocols.json -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug/include -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/NotificationSmuggler.build/Debug/NotificationSmuggler.build/DerivedSources-normal/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/NotificationSmuggler.build/Debug/NotificationSmuggler.build/DerivedSources/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/NotificationSmuggler.build/Debug/NotificationSmuggler.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/NotificationSmuggler.build/Debug/NotificationSmuggler.build/Objects-normal/arm64/NotificationSmuggler-Swift.h -working-directory /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode -experimental-emit-module-separately -disable-cmo
SwiftCompile normal arm64 Compiling\ Smuggling.swift /Users/admin/builder/spi-builder-workspace/Sources/NotificationSmuggling/Smuggling.swift (in target 'NotificationSmuggler' from project 'NotificationSmuggler')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/NotificationSmuggling/Smuggling.swift (in target 'NotificationSmuggler' from project 'NotificationSmuggler')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

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

SwiftEmitModule normal arm64 Emitting\ module\ for\ NotificationSmuggler (in target 'NotificationSmuggler' from project 'NotificationSmuggler')
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/NotificationSmuggling/Smuggled.swift /Users/admin/builder/spi-builder-workspace/Sources/NotificationSmuggling/Smuggling.swift -target arm64-apple-macos15.0 -Xllvm -aarch64-use-tbi -enable-objc-interop -stack-check -sdk /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX15.4.sdk -I /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug -I /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/MacOSX.platform/Developer/usr/lib -F /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug -F /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/MacOSX.platform/Developer/Library/Frameworks -no-color-diagnostics -enable-testing -g -debug-info-format\=dwarf -dwarf-version\=5 -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/NotificationSmuggler.build/Debug/NotificationSmuggler.build/Objects-normal/arm64/NotificationSmuggler_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/macosx15.4-24E241-8287b8f5db97e746a1562fbca0c9d29b.sdkstatcache -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/NotificationSmuggler.build/Debug/NotificationSmuggler.build/swift-overrides.hmap -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug/include -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/NotificationSmuggler.build/Debug/NotificationSmuggler.build/DerivedSources-normal/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/NotificationSmuggler.build/Debug/NotificationSmuggler.build/DerivedSources/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/NotificationSmuggler.build/Debug/NotificationSmuggler.build/DerivedSources -Xcc -DSWIFT_PACKAGE -Xcc -DDEBUG\=1 -module-name NotificationSmuggler -package-name spi_builder_workspace -frontend-parseable-output -disable-clang-spi -target-sdk-version 15.4 -target-sdk-name macosx15.4 -external-plugin-path /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/MacOSX.platform/Developer/usr/lib/swift/host/plugins\#/Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/MacOSX.platform/Developer/usr/bin/swift-plugin-server -external-plugin-path /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/MacOSX.platform/Developer/usr/local/lib/swift/host/plugins\#/Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/MacOSX.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/NotificationSmuggler.build/Debug/NotificationSmuggler.build/Objects-normal/arm64/NotificationSmuggler.swiftdoc -emit-module-source-info-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/NotificationSmuggler.build/Debug/NotificationSmuggler.build/Objects-normal/arm64/NotificationSmuggler.swiftsourceinfo -emit-objc-header-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/NotificationSmuggler.build/Debug/NotificationSmuggler.build/Objects-normal/arm64/NotificationSmuggler-Swift.h -serialize-diagnostics-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/NotificationSmuggler.build/Debug/NotificationSmuggler.build/Objects-normal/arm64/NotificationSmuggler-master-emit-module.dia -emit-dependencies-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/NotificationSmuggler.build/Debug/NotificationSmuggler.build/Objects-normal/arm64/NotificationSmuggler-master-emit-module.d -o /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/NotificationSmuggler.build/Debug/NotificationSmuggler.build/Objects-normal/arm64/NotificationSmuggler.swiftmodule -emit-abi-descriptor-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/NotificationSmuggler.build/Debug/NotificationSmuggler.build/Objects-normal/arm64/NotificationSmuggler.abi.json
EmitSwiftModule normal arm64 (in target 'NotificationSmuggler' from project 'NotificationSmuggler')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

/Users/admin/builder/spi-builder-workspace/Sources/NotificationSmuggling/Smuggled.swift:49:27: error: cannot find type 'SendableMetatype' in scope
public protocol Smuggled: SendableMetatype {}
                          ^~~~~~~~~~~~~~~~
--- xcodebuild: WARNING: Using the first of multiple matching destinations:
{ platform:macOS, arch:arm64, id:db22702f2e9a5d22769d9e8633ed80e6ea73cdc6, name:My Mac }
{ platform:macOS, arch:arm64, variant:Mac Catalyst, id:db22702f2e9a5d22769d9e8633ed80e6ea73cdc6, name:My Mac }
{ platform:macOS, arch:arm64, variant:DriverKit, id:db22702f2e9a5d22769d9e8633ed80e6ea73cdc6, name:My Mac }
{ platform:macOS, arch:arm64, variant:Designed for [iPad,iPhone], id:db22702f2e9a5d22769d9e8633ed80e6ea73cdc6, name:My Mac }
** BUILD FAILED **
The following build commands failed:
	SwiftEmitModule normal arm64 Emitting\ module\ for\ NotificationSmuggler (in target 'NotificationSmuggler' from project 'NotificationSmuggler')
	EmitSwiftModule normal arm64 (in target 'NotificationSmuggler' from project 'NotificationSmuggler')
	Building workspace spi-builder-workspace with scheme NotificationSmuggler
(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:
  NotificationSmuggler: /Users/admin/builder/spi-builder-workspace
resolved source packages: NotificationSmuggler
{
  "dependencies" : [
  ],
  "manifest_display_name" : "NotificationSmuggler",
  "name" : "NotificationSmuggler",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
    {
      "name" : "ios",
      "version" : "18.0"
    },
    {
      "name" : "macos",
      "version" : "15.0"
    }
  ],
  "products" : [
    {
      "name" : "NotificationSmuggler",
      "targets" : [
        "NotificationSmuggler"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "NotificationSmugglerTests",
      "module_type" : "SwiftTarget",
      "name" : "NotificationSmugglerTests",
      "path" : "Tests",
      "sources" : [
        "NotificationSmugglingTests/HitchhikersNotification.swift",
        "NotificationSmugglingTests/SmuggledTests.swift",
        "NotificationSmugglingTests/SmugglingTests.swift"
      ],
      "target_dependencies" : [
        "NotificationSmuggler"
      ],
      "type" : "test"
    },
    {
      "c99name" : "NotificationSmuggler",
      "module_type" : "SwiftTarget",
      "name" : "NotificationSmuggler",
      "path" : "Sources",
      "product_memberships" : [
        "NotificationSmuggler"
      ],
      "sources" : [
        "NotificationSmuggling/Smuggled.swift",
        "NotificationSmuggling/Smuggling.swift"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "6.0"
}
{
  "workspace" : {
    "name" : "spi-builder-workspace",
    "schemes" : [
      "NotificationSmuggler"
    ]
  }
}
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-16.3.0.app xcrun xcodebuild -IDEClonedSourcePackagesDirPathOverride=$PWD/.dependencies -skipMacroValidation -skipPackagePluginValidation -derivedDataPath $PWD/.derivedData build -scheme NotificationSmuggler -destination platform=macOS,arch=arm64
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 NotificationSmuggler -destination platform=macOS,arch=arm64
Resolve Package Graph
Resolved source packages:
  NotificationSmuggler: /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 'NotificationSmuggler' in project 'NotificationSmuggler'
        ➜ Explicit dependency on target 'NotificationSmuggler' in project 'NotificationSmuggler'
    Target 'NotificationSmuggler' in project 'NotificationSmuggler' (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/MacOSX.platform/Developer/SDKs/MacOSX15.4.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
ReadFileContents /Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/share/docc/features.json
Build description signature: 3bb9ff23d05b235c13aba6e6024f90ad
Build description path: /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/XCBuildData/3bb9ff23d05b235c13aba6e6024f90ad.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/MacOSX.platform/Developer/SDKs/MacOSX15.4.sdk /Users/admin/builder/spi-builder-workspace/.derivedData/SDKStatCaches.noindex/macosx15.4-24E241-8287b8f5db97e746a1562fbca0c9d29b.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/MacOSX.platform/Developer/SDKs/MacOSX15.4.sdk -o /Users/admin/builder/spi-builder-workspace/.derivedData/SDKStatCaches.noindex/macosx15.4-24E241-8287b8f5db97e746a1562fbca0c9d29b.sdkstatcache
SwiftDriver NotificationSmuggler normal arm64 com.apple.xcode.tools.swift.compiler (in target 'NotificationSmuggler' from project 'NotificationSmuggler')
    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 NotificationSmuggler -Onone -enforce-exclusivity\=checked @/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/NotificationSmuggler.build/Debug/NotificationSmuggler.build/Objects-normal/arm64/NotificationSmuggler.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/MacOSX.platform/Developer/SDKs/MacOSX15.4.sdk -target arm64-apple-macos15.0 -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 -I /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/MacOSX.platform/Developer/usr/lib -F /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug -F /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/MacOSX.platform/Developer/Library/Frameworks -c -j10 -enable-batch-mode -incremental -Xcc -ivfsstatcache -Xcc /Users/admin/builder/spi-builder-workspace/.derivedData/SDKStatCaches.noindex/macosx15.4-24E241-8287b8f5db97e746a1562fbca0c9d29b.sdkstatcache -output-file-map /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/NotificationSmuggler.build/Debug/NotificationSmuggler.build/Objects-normal/arm64/NotificationSmuggler-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/NotificationSmuggler.build/Debug/NotificationSmuggler.build/Objects-normal/arm64/NotificationSmuggler.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/NotificationSmuggler.build/Debug/NotificationSmuggler.build/swift-overrides.hmap -emit-const-values -Xfrontend -const-gather-protocols-file -Xfrontend /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/NotificationSmuggler.build/Debug/NotificationSmuggler.build/Objects-normal/arm64/NotificationSmuggler_const_extract_protocols.json -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug/include -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/NotificationSmuggler.build/Debug/NotificationSmuggler.build/DerivedSources-normal/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/NotificationSmuggler.build/Debug/NotificationSmuggler.build/DerivedSources/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/NotificationSmuggler.build/Debug/NotificationSmuggler.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/NotificationSmuggler.build/Debug/NotificationSmuggler.build/Objects-normal/arm64/NotificationSmuggler-Swift.h -working-directory /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode -experimental-emit-module-separately -disable-cmo
SwiftCompile normal arm64 Compiling\ Smuggling.swift /Users/admin/builder/spi-builder-workspace/Sources/NotificationSmuggling/Smuggling.swift (in target 'NotificationSmuggler' from project 'NotificationSmuggler')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/NotificationSmuggling/Smuggling.swift (in target 'NotificationSmuggler' from project 'NotificationSmuggler')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

SwiftEmitModule normal arm64 Emitting\ module\ for\ NotificationSmuggler (in target 'NotificationSmuggler' from project 'NotificationSmuggler')
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/NotificationSmuggling/Smuggled.swift /Users/admin/builder/spi-builder-workspace/Sources/NotificationSmuggling/Smuggling.swift -target arm64-apple-macos15.0 -Xllvm -aarch64-use-tbi -enable-objc-interop -stack-check -sdk /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX15.4.sdk -I /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug -I /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/MacOSX.platform/Developer/usr/lib -F /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug -F /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/MacOSX.platform/Developer/Library/Frameworks -no-color-diagnostics -enable-testing -g -debug-info-format\=dwarf -dwarf-version\=5 -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/NotificationSmuggler.build/Debug/NotificationSmuggler.build/Objects-normal/arm64/NotificationSmuggler_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/macosx15.4-24E241-8287b8f5db97e746a1562fbca0c9d29b.sdkstatcache -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/NotificationSmuggler.build/Debug/NotificationSmuggler.build/swift-overrides.hmap -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug/include -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/NotificationSmuggler.build/Debug/NotificationSmuggler.build/DerivedSources-normal/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/NotificationSmuggler.build/Debug/NotificationSmuggler.build/DerivedSources/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/NotificationSmuggler.build/Debug/NotificationSmuggler.build/DerivedSources -Xcc -DSWIFT_PACKAGE -Xcc -DDEBUG\=1 -module-name NotificationSmuggler -package-name spi_builder_workspace -frontend-parseable-output -disable-clang-spi -target-sdk-version 15.4 -target-sdk-name macosx15.4 -external-plugin-path /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/MacOSX.platform/Developer/usr/lib/swift/host/plugins\#/Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/MacOSX.platform/Developer/usr/bin/swift-plugin-server -external-plugin-path /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/MacOSX.platform/Developer/usr/local/lib/swift/host/plugins\#/Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/MacOSX.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/NotificationSmuggler.build/Debug/NotificationSmuggler.build/Objects-normal/arm64/NotificationSmuggler.swiftdoc -emit-module-source-info-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/NotificationSmuggler.build/Debug/NotificationSmuggler.build/Objects-normal/arm64/NotificationSmuggler.swiftsourceinfo -emit-objc-header-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/NotificationSmuggler.build/Debug/NotificationSmuggler.build/Objects-normal/arm64/NotificationSmuggler-Swift.h -serialize-diagnostics-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/NotificationSmuggler.build/Debug/NotificationSmuggler.build/Objects-normal/arm64/NotificationSmuggler-master-emit-module.dia -emit-dependencies-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/NotificationSmuggler.build/Debug/NotificationSmuggler.build/Objects-normal/arm64/NotificationSmuggler-master-emit-module.d -o /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/NotificationSmuggler.build/Debug/NotificationSmuggler.build/Objects-normal/arm64/NotificationSmuggler.swiftmodule -emit-abi-descriptor-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/NotificationSmuggler.build/Debug/NotificationSmuggler.build/Objects-normal/arm64/NotificationSmuggler.abi.json
EmitSwiftModule normal arm64 (in target 'NotificationSmuggler' from project 'NotificationSmuggler')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

/Users/admin/builder/spi-builder-workspace/Sources/NotificationSmuggling/Smuggled.swift:49:27: error: cannot find type 'SendableMetatype' in scope
public protocol Smuggled: SendableMetatype {}
                          ^~~~~~~~~~~~~~~~
SwiftCompile normal arm64 Compiling\ Smuggled.swift /Users/admin/builder/spi-builder-workspace/Sources/NotificationSmuggling/Smuggled.swift (in target 'NotificationSmuggler' from project 'NotificationSmuggler')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/NotificationSmuggling/Smuggled.swift (in target 'NotificationSmuggler' from project 'NotificationSmuggler')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

--- xcodebuild: WARNING: Using the first of multiple matching destinations:
{ platform:macOS, arch:arm64, id:db22702f2e9a5d22769d9e8633ed80e6ea73cdc6, name:My Mac }
{ platform:macOS, arch:arm64, variant:Mac Catalyst, id:db22702f2e9a5d22769d9e8633ed80e6ea73cdc6, name:My Mac }
{ platform:macOS, arch:arm64, variant:DriverKit, id:db22702f2e9a5d22769d9e8633ed80e6ea73cdc6, name:My Mac }
{ platform:macOS, arch:arm64, variant:Designed for [iPad,iPhone], id:db22702f2e9a5d22769d9e8633ed80e6ea73cdc6, name:My Mac }
** BUILD FAILED **
The following build commands failed:
	SwiftEmitModule normal arm64 Emitting\ module\ for\ NotificationSmuggler (in target 'NotificationSmuggler' from project 'NotificationSmuggler')
	EmitSwiftModule normal arm64 (in target 'NotificationSmuggler' from project 'NotificationSmuggler')
	Building workspace spi-builder-workspace with scheme NotificationSmuggler
(3 failures)
BUILD FAILURE 6.1 macosXcodebuild