XCBuildKit – Build Information – Swift Package Index

Track the adoption of Swift 6 strict concurrency checks for data race safety. How many packages are Ready for Swift 6?

Build Information

Failed to build XCBuildKit, reference 0.2.0 (b00bf1), with Swift 6.1 for tvOS using Xcode 16.3 on 29 Apr 2025 20:03:44 UTC.

Build Command

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

Build Log

========================================
RunAll
========================================
Builder version: 4.61.1
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/engali94/XCBuildKit.git
Reference: 0.2.0
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/engali94/XCBuildKit
 * tag               0.2.0      -> FETCH_HEAD
HEAD is now at b00bf1e More granular control over the build process
Cloned https://github.com/engali94/XCBuildKit.git
Revision (git rev-parse @):
b00bf1e051149afcf8a200d5c1c71b8056aae672
SPI manifest file found: $PWD/.spi.yml
SUCCESS checkout https://github.com/engali94/XCBuildKit.git at 0.2.0
========================================
Build
========================================
Selected platform:         tvOS
Swift version:             6.1
Building package at path:  $PWD
https://github.com/engali94/XCBuildKit.git
https://github.com/engali94/XCBuildKit.git
{
  "dependencies" : [
    {
      "identity" : "swift-docc-plugin",
      "requirement" : {
        "range" : [
          {
            "lower_bound" : "1.0.0",
            "upper_bound" : "2.0.0"
          }
        ]
      },
      "type" : "sourceControl",
      "url" : "https://github.com/apple/swift-docc-plugin"
    }
  ],
  "manifest_display_name" : "XCBuildKit",
  "name" : "XCBuildKit",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
    {
      "name" : "macos",
      "version" : "13.0"
    }
  ],
  "products" : [
    {
      "name" : "XCBuildKit",
      "targets" : [
        "XCBuildKit"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "XCBuildKitTests",
      "module_type" : "SwiftTarget",
      "name" : "XCBuildKitTests",
      "path" : "Tests/XCBuildKitTests",
      "sources" : [
        "Shell/ShellCommandExecuterTests.swift",
        "XCBuild/XcodeBuildTests.swift"
      ],
      "target_dependencies" : [
        "XCBuildKit"
      ],
      "type" : "test"
    },
    {
      "c99name" : "XCBuildKit",
      "module_type" : "SwiftTarget",
      "name" : "XCBuildKit",
      "path" : "Sources/XCBuildKit",
      "product_memberships" : [
        "XCBuildKit"
      ],
      "sources" : [
        "Shell/ShellCommandExecuter.swift",
        "Shell/ShellCommandExecuting.swift",
        "Shell/ShellError.swift",
        "Shell/ShellOutput.swift",
        "XCBuild/BuildConfigurationValidator.swift",
        "XCBuild/BuildLogFormattable.swift",
        "XCBuild/BuildState.swift",
        "XCBuild/XcodeBuild.swift",
        "XCBuild/XcodeBuildAction.swift",
        "XCBuild/XcodeBuildOptions.swift",
        "XCBuild/XcodeBuilding.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
Fetching from https://github.com/apple/swift-docc-plugin
Fetching from https://github.com/swiftlang/swift-docc-symbolkit (cached)
Creating working copy of package ‘swift-docc-plugin’
Checking out 1.4.3 of package ‘swift-docc-plugin’
Creating working copy of package ‘swift-docc-symbolkit’
Checking out 1.0.0 of package ‘swift-docc-symbolkit’
Resolve Package Graph
Resolved source packages:
  XCBuildKit: /Users/admin/builder/spi-builder-workspace
  SymbolKit: https://github.com/swiftlang/swift-docc-symbolkit @ 1.0.0
  SwiftDocCPlugin: https://github.com/apple/swift-docc-plugin @ 1.4.3
resolved source packages: XCBuildKit, SymbolKit, SwiftDocCPlugin
{
  "dependencies" : [
    {
      "identity" : "swift-docc-plugin",
      "requirement" : {
        "range" : [
          {
            "lower_bound" : "1.0.0",
            "upper_bound" : "2.0.0"
          }
        ]
      },
      "type" : "sourceControl",
      "url" : "https://github.com/apple/swift-docc-plugin"
    }
  ],
  "manifest_display_name" : "XCBuildKit",
  "name" : "XCBuildKit",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
    {
      "name" : "macos",
      "version" : "13.0"
    }
  ],
  "products" : [
    {
      "name" : "XCBuildKit",
      "targets" : [
        "XCBuildKit"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "XCBuildKitTests",
      "module_type" : "SwiftTarget",
      "name" : "XCBuildKitTests",
      "path" : "Tests/XCBuildKitTests",
      "sources" : [
        "Shell/ShellCommandExecuterTests.swift",
        "XCBuild/XcodeBuildTests.swift"
      ],
      "target_dependencies" : [
        "XCBuildKit"
      ],
      "type" : "test"
    },
    {
      "c99name" : "XCBuildKit",
      "module_type" : "SwiftTarget",
      "name" : "XCBuildKit",
      "path" : "Sources/XCBuildKit",
      "product_memberships" : [
        "XCBuildKit"
      ],
      "sources" : [
        "Shell/ShellCommandExecuter.swift",
        "Shell/ShellCommandExecuting.swift",
        "Shell/ShellError.swift",
        "Shell/ShellOutput.swift",
        "XCBuild/BuildConfigurationValidator.swift",
        "XCBuild/BuildLogFormattable.swift",
        "XCBuild/BuildState.swift",
        "XCBuild/XcodeBuild.swift",
        "XCBuild/XcodeBuildAction.swift",
        "XCBuild/XcodeBuildOptions.swift",
        "XCBuild/XcodeBuilding.swift"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "6.0"
}
{
  "workspace" : {
    "name" : "spi-builder-workspace",
    "schemes" : [
      "XCBuildKit"
    ]
  }
}
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-16.3.0.app xcrun xcodebuild -IDEClonedSourcePackagesDirPathOverride=$PWD/.dependencies -skipMacroValidation -skipPackagePluginValidation -derivedDataPath $PWD/.derivedData build -scheme XCBuildKit -destination generic/platform=tvOS 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 XCBuildKit -destination generic/platform=tvOS "OTHER_SWIFT_FLAGS=-stats-output-dir .stats"
Build settings from command line:
    OTHER_SWIFT_FLAGS = -stats-output-dir .stats
Resolve Package Graph
Resolve Package Graph
Resolved source packages:
  SymbolKit: https://github.com/swiftlang/swift-docc-symbolkit @ 1.0.0
  SwiftDocCPlugin: https://github.com/apple/swift-docc-plugin @ 1.4.3
  XCBuildKit: /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 'XCBuildKit' in project 'XCBuildKit'
        ➜ Explicit dependency on target 'XCBuildKit' in project 'XCBuildKit'
    Target 'XCBuildKit' in project 'XCBuildKit' (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/AppleTVOS.platform/Developer/SDKs/AppleTVOS18.4.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: 88755baae9c8e4486a78b7f90d730133
Build description path: /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/XCBuildData/88755baae9c8e4486a78b7f90d730133.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/AppleTVOS.platform/Developer/SDKs/AppleTVOS18.4.sdk /Users/admin/builder/spi-builder-workspace/.derivedData/SDKStatCaches.noindex/appletvos18.4-22L251-271d326055c85f9856fa135c41255102.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/AppleTVOS.platform/Developer/SDKs/AppleTVOS18.4.sdk -o /Users/admin/builder/spi-builder-workspace/.derivedData/SDKStatCaches.noindex/appletvos18.4-22L251-271d326055c85f9856fa135c41255102.sdkstatcache
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
CreateBuildDirectory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/EagerLinkingTBDs/Debug-appletvos
    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-appletvos
CreateBuildDirectory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-appletvos
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    builtin-create-build-directory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-appletvos
CreateBuildDirectory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-appletvos/PackageFrameworks
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    builtin-create-build-directory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-appletvos/PackageFrameworks
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/XCBuildKit.build/Debug-appletvos/XCBuildKit.build/XCBuildKit.DependencyMetadataFileList (in target 'XCBuildKit' from project 'XCBuildKit')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/XCBuildKit.build/Debug-appletvos/XCBuildKit.build/XCBuildKit.DependencyMetadataFileList
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/XCBuildKit.build/Debug-appletvos/XCBuildKit.build/XCBuildKit.modulemap (in target 'XCBuildKit' from project 'XCBuildKit')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/XCBuildKit.build/Debug-appletvos/XCBuildKit.build/XCBuildKit.modulemap
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/XCBuildKit.build/Debug-appletvos/XCBuildKit.build/XCBuildKit.DependencyStaticMetadataFileList (in target 'XCBuildKit' from project 'XCBuildKit')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/XCBuildKit.build/Debug-appletvos/XCBuildKit.build/XCBuildKit.DependencyStaticMetadataFileList
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/XCBuildKit.build/Debug-appletvos/XCBuildKit.build/Objects-normal/arm64/XCBuildKit.SwiftConstValuesFileList (in target 'XCBuildKit' from project 'XCBuildKit')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/XCBuildKit.build/Debug-appletvos/XCBuildKit.build/Objects-normal/arm64/XCBuildKit.SwiftConstValuesFileList
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/XCBuildKit.build/Debug-appletvos/XCBuildKit.build/Objects-normal/arm64/XCBuildKit.LinkFileList (in target 'XCBuildKit' from project 'XCBuildKit')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/XCBuildKit.build/Debug-appletvos/XCBuildKit.build/Objects-normal/arm64/XCBuildKit.LinkFileList
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/XCBuildKit.build/Debug-appletvos/XCBuildKit.build/Objects-normal/arm64/XCBuildKit_const_extract_protocols.json (in target 'XCBuildKit' from project 'XCBuildKit')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/XCBuildKit.build/Debug-appletvos/XCBuildKit.build/Objects-normal/arm64/XCBuildKit_const_extract_protocols.json
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/XCBuildKit.build/Debug-appletvos/XCBuildKit.build/Objects-normal/arm64/XCBuildKit-OutputFileMap.json (in target 'XCBuildKit' from project 'XCBuildKit')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/XCBuildKit.build/Debug-appletvos/XCBuildKit.build/Objects-normal/arm64/XCBuildKit-OutputFileMap.json
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/XCBuildKit.build/Debug-appletvos/XCBuildKit.build/Objects-normal/arm64/XCBuildKit.SwiftFileList (in target 'XCBuildKit' from project 'XCBuildKit')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/XCBuildKit.build/Debug-appletvos/XCBuildKit.build/Objects-normal/arm64/XCBuildKit.SwiftFileList
Copy /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/GeneratedModuleMaps-appletvos/XCBuildKit.modulemap /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/XCBuildKit.build/Debug-appletvos/XCBuildKit.build/XCBuildKit.modulemap (in target 'XCBuildKit' from project 'XCBuildKit')
    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/XCBuildKit.build/Debug-appletvos/XCBuildKit.build/XCBuildKit.modulemap /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/GeneratedModuleMaps-appletvos
SwiftDriver XCBuildKit normal arm64 com.apple.xcode.tools.swift.compiler (in target 'XCBuildKit' from project 'XCBuildKit')
    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 XCBuildKit -Onone -enforce-exclusivity\=checked @/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/XCBuildKit.build/Debug-appletvos/XCBuildKit.build/Objects-normal/arm64/XCBuildKit.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/AppleTVOS.platform/Developer/SDKs/AppleTVOS18.4.sdk -target arm64-apple-tvos12.0 -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-appletvos -I /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/AppleTVOS.platform/Developer/usr/lib -F /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-appletvos -F /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/AppleTVOS.platform/Developer/Library/Frameworks -F /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/AppleTVOS.platform/Developer/SDKs/AppleTVOS18.4.sdk/Developer/Library/Frameworks -c -j10 -enable-batch-mode -incremental -Xcc -ivfsstatcache -Xcc /Users/admin/builder/spi-builder-workspace/.derivedData/SDKStatCaches.noindex/appletvos18.4-22L251-271d326055c85f9856fa135c41255102.sdkstatcache -output-file-map /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/XCBuildKit.build/Debug-appletvos/XCBuildKit.build/Objects-normal/arm64/XCBuildKit-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/XCBuildKit.build/Debug-appletvos/XCBuildKit.build/Objects-normal/arm64/XCBuildKit.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/XCBuildKit.build/Debug-appletvos/XCBuildKit.build/swift-overrides.hmap -emit-const-values -Xfrontend -const-gather-protocols-file -Xfrontend /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/XCBuildKit.build/Debug-appletvos/XCBuildKit.build/Objects-normal/arm64/XCBuildKit_const_extract_protocols.json -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-appletvos/include -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/XCBuildKit.build/Debug-appletvos/XCBuildKit.build/DerivedSources-normal/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/XCBuildKit.build/Debug-appletvos/XCBuildKit.build/DerivedSources/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/XCBuildKit.build/Debug-appletvos/XCBuildKit.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/XCBuildKit.build/Debug-appletvos/XCBuildKit.build/Objects-normal/arm64/XCBuildKit-Swift.h -working-directory /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode -experimental-emit-module-separately -disable-cmo
SwiftCompile normal arm64 Compiling\ ShellCommandExecuter.swift,\ ShellCommandExecuting.swift /Users/admin/builder/spi-builder-workspace/Sources/XCBuildKit/Shell/ShellCommandExecuter.swift /Users/admin/builder/spi-builder-workspace/Sources/XCBuildKit/Shell/ShellCommandExecuting.swift (in target 'XCBuildKit' from project 'XCBuildKit')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/XCBuildKit/Shell/ShellCommandExecuter.swift (in target 'XCBuildKit' from project 'XCBuildKit')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/XCBuildKit/Shell/ShellCommandExecuting.swift (in target 'XCBuildKit' from project 'XCBuildKit')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

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

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

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

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

SwiftEmitModule normal arm64 Emitting\ module\ for\ XCBuildKit (in target 'XCBuildKit' from project 'XCBuildKit')
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/XCBuildKit/Shell/ShellCommandExecuter.swift /Users/admin/builder/spi-builder-workspace/Sources/XCBuildKit/Shell/ShellCommandExecuting.swift /Users/admin/builder/spi-builder-workspace/Sources/XCBuildKit/Shell/ShellError.swift /Users/admin/builder/spi-builder-workspace/Sources/XCBuildKit/Shell/ShellOutput.swift /Users/admin/builder/spi-builder-workspace/Sources/XCBuildKit/XCBuild/BuildConfigurationValidator.swift /Users/admin/builder/spi-builder-workspace/Sources/XCBuildKit/XCBuild/BuildLogFormattable.swift /Users/admin/builder/spi-builder-workspace/Sources/XCBuildKit/XCBuild/BuildState.swift /Users/admin/builder/spi-builder-workspace/Sources/XCBuildKit/XCBuild/XcodeBuild.swift /Users/admin/builder/spi-builder-workspace/Sources/XCBuildKit/XCBuild/XcodeBuildAction.swift /Users/admin/builder/spi-builder-workspace/Sources/XCBuildKit/XCBuild/XcodeBuildOptions.swift /Users/admin/builder/spi-builder-workspace/Sources/XCBuildKit/XCBuild/XcodeBuilding.swift -target arm64-apple-tvos12.0 -Xllvm -aarch64-use-tbi -enable-objc-interop -sdk /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/AppleTVOS.platform/Developer/SDKs/AppleTVOS18.4.sdk -I /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-appletvos -I /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/AppleTVOS.platform/Developer/usr/lib -F /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-appletvos -F /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/AppleTVOS.platform/Developer/Library/Frameworks -F /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/AppleTVOS.platform/Developer/SDKs/AppleTVOS18.4.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/XCBuildKit.build/Debug-appletvos/XCBuildKit.build/Objects-normal/arm64/XCBuildKit_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/appletvos18.4-22L251-271d326055c85f9856fa135c41255102.sdkstatcache -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/XCBuildKit.build/Debug-appletvos/XCBuildKit.build/swift-overrides.hmap -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-appletvos/include -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/XCBuildKit.build/Debug-appletvos/XCBuildKit.build/DerivedSources-normal/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/XCBuildKit.build/Debug-appletvos/XCBuildKit.build/DerivedSources/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/XCBuildKit.build/Debug-appletvos/XCBuildKit.build/DerivedSources -Xcc -DSWIFT_PACKAGE -Xcc -DDEBUG\=1 -module-name XCBuildKit -package-name spi_builder_workspace -frontend-parseable-output -disable-clang-spi -target-sdk-version 18.4 -target-sdk-name appletvos18.4 -external-plugin-path /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/AppleTVOS.platform/Developer/usr/lib/swift/host/plugins\#/Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/AppleTVOS.platform/Developer/usr/bin/swift-plugin-server -external-plugin-path /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/AppleTVOS.platform/Developer/usr/local/lib/swift/host/plugins\#/Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/AppleTVOS.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/XCBuildKit.build/Debug-appletvos/XCBuildKit.build/Objects-normal/arm64/XCBuildKit.swiftdoc -emit-module-source-info-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/XCBuildKit.build/Debug-appletvos/XCBuildKit.build/Objects-normal/arm64/XCBuildKit.swiftsourceinfo -emit-objc-header-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/XCBuildKit.build/Debug-appletvos/XCBuildKit.build/Objects-normal/arm64/XCBuildKit-Swift.h -serialize-diagnostics-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/XCBuildKit.build/Debug-appletvos/XCBuildKit.build/Objects-normal/arm64/XCBuildKit-master-emit-module.dia -emit-dependencies-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/XCBuildKit.build/Debug-appletvos/XCBuildKit.build/Objects-normal/arm64/XCBuildKit-master-emit-module.d -o /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/XCBuildKit.build/Debug-appletvos/XCBuildKit.build/Objects-normal/arm64/XCBuildKit.swiftmodule -emit-abi-descriptor-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/XCBuildKit.build/Debug-appletvos/XCBuildKit.build/Objects-normal/arm64/XCBuildKit.abi.json
EmitSwiftModule normal arm64 (in target 'XCBuildKit' from project 'XCBuildKit')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

/Users/admin/builder/spi-builder-workspace/Sources/XCBuildKit/Shell/ShellCommandExecuter.swift:67:10: error: 'AsyncThrowingStream' is only available in tvOS 13.0 or newer
    ) -> AsyncThrowingStream<ShellOutput, Error> {
         ^
/Users/admin/builder/spi-builder-workspace/Sources/XCBuildKit/Shell/ShellCommandExecuter.swift:63:17: note: add @available attribute to enclosing instance method
    public func execute(
                ^
/Users/admin/builder/spi-builder-workspace/Sources/XCBuildKit/Shell/ShellCommandExecuter.swift:41:20: note: add @available attribute to enclosing class
public final class ShellCommandExecuter: Sendable, ShellCommandExecuting {
                   ^
/Users/admin/builder/spi-builder-workspace/Sources/XCBuildKit/Shell/ShellCommandExecuter.swift:171:55: error: concurrency is only available in tvOS 13.0.0 or newer
    private func resolveExecutable(_ command: String) async throws -> URL {
                                                      ^
/Users/admin/builder/spi-builder-workspace/Sources/XCBuildKit/Shell/ShellCommandExecuter.swift:171:18: note: add @available attribute to enclosing instance method
    private func resolveExecutable(_ command: String) async throws -> URL {
                 ^
/Users/admin/builder/spi-builder-workspace/Sources/XCBuildKit/Shell/ShellCommandExecuter.swift:41:20: note: add @available attribute to enclosing class
public final class ShellCommandExecuter: Sendable, ShellCommandExecuting {
                   ^
/Users/admin/builder/spi-builder-workspace/Sources/XCBuildKit/Shell/ShellCommandExecuter.swift:213:10: error: 'AsyncThrowingStream' is only available in tvOS 13.0 or newer
    ) -> AsyncThrowingStream<ShellOutput, Error> {
         ^
/Users/admin/builder/spi-builder-workspace/Sources/XCBuildKit/Shell/ShellCommandExecuter.swift:209:17: note: add @available attribute to enclosing static method
    static func execute(
                ^
/Users/admin/builder/spi-builder-workspace/Sources/XCBuildKit/Shell/ShellCommandExecuter.swift:197:8: note: add @available attribute to enclosing extension
public extension ShellCommandExecuter {
       ^
/Users/admin/builder/spi-builder-workspace/Sources/XCBuildKit/Shell/ShellCommandExecuter.swift:234:15: error: concurrency is only available in tvOS 13.0.0 or newer
private actor ProcessController {
              ^
/Users/admin/builder/spi-builder-workspace/Sources/XCBuildKit/Shell/ShellCommandExecuter.swift:234:15: note: add @available attribute to enclosing actor
private actor ProcessController {
              ^
/Users/admin/builder/spi-builder-workspace/Sources/XCBuildKit/Shell/ShellCommandExecuter.swift:235:26: error: cannot find type 'Process' in scope
    private var process: Process?
                         ^~~~~~~
/Users/admin/builder/spi-builder-workspace/Sources/XCBuildKit/Shell/ShellCommandExecuter.swift:243:10: error: cannot find type 'Process' in scope
    ) -> Process {
         ^~~~~~~
/Users/admin/builder/spi-builder-workspace/Sources/XCBuildKit/Shell/ShellCommandExecuter.swift:255:37: error: concurrency is only available in tvOS 13.0.0 or newer
    func appendStderr(_ data: Data) async {
                                    ^
/Users/admin/builder/spi-builder-workspace/Sources/XCBuildKit/Shell/ShellCommandExecuter.swift:255:10: note: add @available attribute to enclosing instance method
    func appendStderr(_ data: Data) async {
         ^
/Users/admin/builder/spi-builder-workspace/Sources/XCBuildKit/Shell/ShellCommandExecuter.swift:234:15: note: add @available attribute to enclosing actor
private actor ProcessController {
              ^
/Users/admin/builder/spi-builder-workspace/Sources/XCBuildKit/Shell/ShellCommandExecuter.swift:259:22: error: concurrency is only available in tvOS 13.0.0 or newer
    func getStderr() async -> Data {
                     ^
/Users/admin/builder/spi-builder-workspace/Sources/XCBuildKit/Shell/ShellCommandExecuter.swift:259:10: note: add @available attribute to enclosing instance method
    func getStderr() async -> Data {
         ^
/Users/admin/builder/spi-builder-workspace/Sources/XCBuildKit/Shell/ShellCommandExecuter.swift:234:15: note: add @available attribute to enclosing actor
private actor ProcessController {
              ^
/Users/admin/builder/spi-builder-workspace/Sources/XCBuildKit/Shell/ShellCommandExecuter.swift:268:15: error: concurrency is only available in tvOS 13.0.0 or newer
private actor OutputCollector {
              ^
/Users/admin/builder/spi-builder-workspace/Sources/XCBuildKit/Shell/ShellCommandExecuter.swift:268:15: note: add @available attribute to enclosing actor
private actor OutputCollector {
              ^
/Users/admin/builder/spi-builder-workspace/Sources/XCBuildKit/Shell/ShellCommandExecuter.swift:280:15: error: concurrency is only available in tvOS 13.0.0 or newer
private actor SendableContinuation<T: Sendable> {
              ^
/Users/admin/builder/spi-builder-workspace/Sources/XCBuildKit/Shell/ShellCommandExecuter.swift:280:15: note: add @available attribute to enclosing generic actor
private actor SendableContinuation<T: Sendable> {
              ^
/Users/admin/builder/spi-builder-workspace/Sources/XCBuildKit/Shell/ShellCommandExecuter.swift:281:31: error: 'AsyncThrowingStream' is only available in tvOS 13.0 or newer
    private let continuation: AsyncThrowingStream<T, Error>.Continuation
                              ^
/Users/admin/builder/spi-builder-workspace/Sources/XCBuildKit/Shell/ShellCommandExecuter.swift:280:15: note: add @available attribute to enclosing generic actor
private actor SendableContinuation<T: Sendable> {
              ^
/Users/admin/builder/spi-builder-workspace/Sources/XCBuildKit/Shell/ShellCommandExecuter.swift:283:26: error: 'AsyncThrowingStream' is only available in tvOS 13.0 or newer
    init(_ continuation: AsyncThrowingStream<T, Error>.Continuation) {
                         ^
/Users/admin/builder/spi-builder-workspace/Sources/XCBuildKit/Shell/ShellCommandExecuter.swift:283:5: note: add @available attribute to enclosing initializer
    init(_ continuation: AsyncThrowingStream<T, Error>.Continuation) {
    ^
/Users/admin/builder/spi-builder-workspace/Sources/XCBuildKit/Shell/ShellCommandExecuter.swift:280:15: note: add @available attribute to enclosing generic actor
private actor SendableContinuation<T: Sendable> {
              ^
/Users/admin/builder/spi-builder-workspace/Sources/XCBuildKit/Shell/ShellCommandExecuter.swift:327:53: error: concurrency is only available in tvOS 13.0.0 or newer
    func collectOutput(includeStderr: Bool = false) async throws -> String {
                                                    ^
/Users/admin/builder/spi-builder-workspace/Sources/XCBuildKit/Shell/ShellCommandExecuter.swift:327:10: note: add @available attribute to enclosing instance method
    func collectOutput(includeStderr: Bool = false) async throws -> String {
         ^
/Users/admin/builder/spi-builder-workspace/Sources/XCBuildKit/Shell/ShellCommandExecuter.swift:304:8: note: add @available attribute to enclosing extension
public extension AsyncThrowingStream where Element == ShellOutput {
       ^
/Users/admin/builder/spi-builder-workspace/Sources/XCBuildKit/Shell/ShellCommandExecuter.swift:304:18: error: 'AsyncThrowingStream' is only available in tvOS 13.0 or newer
public extension AsyncThrowingStream where Element == ShellOutput {
                 ^
/Users/admin/builder/spi-builder-workspace/Sources/XCBuildKit/Shell/ShellCommandExecuter.swift:304:8: note: add @available attribute to enclosing extension
public extension AsyncThrowingStream where Element == ShellOutput {
       ^
/Users/admin/builder/spi-builder-workspace/Sources/XCBuildKit/Shell/ShellCommandExecuting.swift:45:10: error: 'AsyncThrowingStream' is only available in tvOS 13.0 or newer
    ) -> AsyncThrowingStream<ShellOutput, Error>
         ^
/Users/admin/builder/spi-builder-workspace/Sources/XCBuildKit/Shell/ShellCommandExecuting.swift:41:10: note: add @available attribute to enclosing instance method
    func execute(
         ^
/Users/admin/builder/spi-builder-workspace/Sources/XCBuildKit/Shell/ShellCommandExecuting.swift:25:17: note: add @available attribute to enclosing protocol
public protocol ShellCommandExecuting: Sendable {
                ^
/Users/admin/builder/spi-builder-workspace/Sources/XCBuildKit/Shell/ShellCommandExecuting.swift:54:10: error: 'AsyncThrowingStream' is only available in tvOS 13.0 or newer
    ) -> AsyncThrowingStream<ShellOutput, Error> {
         ^
/Users/admin/builder/spi-builder-workspace/Sources/XCBuildKit/Shell/ShellCommandExecuting.swift:50:10: note: add @available attribute to enclosing instance method
    func execute(
         ^
/Users/admin/builder/spi-builder-workspace/Sources/XCBuildKit/Shell/ShellCommandExecuting.swift:49:8: note: add @available attribute to enclosing extension
public extension ShellCommandExecuting {
       ^
/Users/admin/builder/spi-builder-workspace/Sources/XCBuildKit/XCBuild/XcodeBuild.swift:10:7: error: concurrency is only available in tvOS 13.0.0 or newer
actor TaskController {
      ^
/Users/admin/builder/spi-builder-workspace/Sources/XCBuildKit/XCBuild/XcodeBuild.swift:10:7: note: add @available attribute to enclosing actor
actor TaskController {
      ^
/Users/admin/builder/spi-builder-workspace/Sources/XCBuildKit/XCBuild/XcodeBuild.swift:11:23: error: 'Task' is only available in tvOS 13.0 or newer
    private var task: Task<Void, Error>?
                      ^
/Users/admin/builder/spi-builder-workspace/Sources/XCBuildKit/XCBuild/XcodeBuild.swift:10:7: note: add @available attribute to enclosing actor
actor TaskController {
      ^
/Users/admin/builder/spi-builder-workspace/Sources/XCBuildKit/XCBuild/XcodeBuild.swift:117:84: error: 'AsyncStream' is only available in tvOS 13.0 or newer
    public func execute(_ action: XcodeBuildAction, options: XcodeBuildOptions) -> AsyncStream<BuildState> {
                                                                                   ^
/Users/admin/builder/spi-builder-workspace/Sources/XCBuildKit/XCBuild/XcodeBuild.swift:117:17: note: add @available attribute to enclosing instance method
    public func execute(_ action: XcodeBuildAction, options: XcodeBuildOptions) -> AsyncStream<BuildState> {
                ^
/Users/admin/builder/spi-builder-workspace/Sources/XCBuildKit/XCBuild/XcodeBuild.swift:50:20: note: add @available attribute to enclosing class
public final class XcodeBuild: Sendable, XcodeBuilding {
                   ^
/Users/admin/builder/spi-builder-workspace/Sources/XCBuildKit/XCBuild/XcodeBuild.swift:186:19: error: 'AsyncThrowingStream' is only available in tvOS 13.0 or newer
        _ output: AsyncThrowingStream<ShellOutput, Error>,
                  ^
/Users/admin/builder/spi-builder-workspace/Sources/XCBuildKit/XCBuild/XcodeBuild.swift:185:18: note: add @available attribute to enclosing instance method
    private func processOutput(
                 ^
/Users/admin/builder/spi-builder-workspace/Sources/XCBuildKit/XCBuild/XcodeBuild.swift:50:20: note: add @available attribute to enclosing class
public final class XcodeBuild: Sendable, XcodeBuilding {
                   ^
/Users/admin/builder/spi-builder-workspace/Sources/XCBuildKit/XCBuild/XcodeBuild.swift:187:23: error: 'AsyncStream' is only available in tvOS 13.0 or newer
        continuation: AsyncStream<BuildState>.Continuation
                      ^
/Users/admin/builder/spi-builder-workspace/Sources/XCBuildKit/XCBuild/XcodeBuild.swift:185:18: note: add @available attribute to enclosing instance method
    private func processOutput(
                 ^
/Users/admin/builder/spi-builder-workspace/Sources/XCBuildKit/XCBuild/XcodeBuild.swift:50:20: note: add @available attribute to enclosing class
public final class XcodeBuild: Sendable, XcodeBuilding {
                   ^
/Users/admin/builder/spi-builder-workspace/Sources/XCBuildKit/XCBuild/XcodeBuild.swift:188:7: error: concurrency is only available in tvOS 13.0.0 or newer
    ) async throws {
      ^
/Users/admin/builder/spi-builder-workspace/Sources/XCBuildKit/XCBuild/XcodeBuild.swift:185:18: note: add @available attribute to enclosing instance method
    private func processOutput(
                 ^
/Users/admin/builder/spi-builder-workspace/Sources/XCBuildKit/XCBuild/XcodeBuild.swift:50:20: note: add @available attribute to enclosing class
public final class XcodeBuild: Sendable, XcodeBuilding {
                   ^
/Users/admin/builder/spi-builder-workspace/Sources/XCBuildKit/XCBuild/XcodeBuild.swift:217:60: error: 'AsyncStream' is only available in tvOS 13.0 or newer
    private func handleError(_ error: Error, continuation: AsyncStream<BuildState>.Continuation) {
                                                           ^
/Users/admin/builder/spi-builder-workspace/Sources/XCBuildKit/XCBuild/XcodeBuild.swift:217:18: note: add @available attribute to enclosing instance method
    private func handleError(_ error: Error, continuation: AsyncStream<BuildState>.Continuation) {
                 ^
/Users/admin/builder/spi-builder-workspace/Sources/XCBuildKit/XCBuild/XcodeBuild.swift:50:20: note: add @available attribute to enclosing class
public final class XcodeBuild: Sendable, XcodeBuilding {
                   ^
/Users/admin/builder/spi-builder-workspace/Sources/XCBuildKit/XCBuild/XcodeBuilding.swift:48:77: error: 'AsyncStream' is only available in tvOS 13.0 or newer
    func execute(_ action: XcodeBuildAction, options: XcodeBuildOptions) -> AsyncStream<BuildState>
                                                                            ^
/Users/admin/builder/spi-builder-workspace/Sources/XCBuildKit/XCBuild/XcodeBuilding.swift:48:10: note: add @available attribute to enclosing instance method
    func execute(_ action: XcodeBuildAction, options: XcodeBuildOptions) -> AsyncStream<BuildState>
         ^
/Users/admin/builder/spi-builder-workspace/Sources/XCBuildKit/XCBuild/XcodeBuilding.swift:33:17: note: add @available attribute to enclosing protocol
public protocol XcodeBuilding: Sendable {
                ^
SwiftCompile normal arm64 Compiling\ XcodeBuilding.swift /Users/admin/builder/spi-builder-workspace/Sources/XCBuildKit/XCBuild/XcodeBuilding.swift (in target 'XCBuildKit' from project 'XCBuildKit')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/XCBuildKit/XCBuild/XcodeBuilding.swift (in target 'XCBuildKit' from project 'XCBuildKit')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

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

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

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

SwiftCompile normal arm64 Compiling\ XcodeBuildOptions.swift /Users/admin/builder/spi-builder-workspace/Sources/XCBuildKit/XCBuild/XcodeBuildOptions.swift (in target 'XCBuildKit' from project 'XCBuildKit')
Command SwiftCompile failed with a nonzero exit code
** BUILD FAILED **
The following build commands failed:
	SwiftEmitModule normal arm64 Emitting\ module\ for\ XCBuildKit (in target 'XCBuildKit' from project 'XCBuildKit')
	EmitSwiftModule normal arm64 (in target 'XCBuildKit' from project 'XCBuildKit')
	SwiftCompile normal arm64 Compiling\ XcodeBuildOptions.swift /Users/admin/builder/spi-builder-workspace/Sources/XCBuildKit/XCBuild/XcodeBuildOptions.swift (in target 'XCBuildKit' from project 'XCBuildKit')
	Building workspace spi-builder-workspace with scheme XCBuildKit
(4 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:
  SwiftDocCPlugin: https://github.com/apple/swift-docc-plugin @ 1.4.3
  XCBuildKit: /Users/admin/builder/spi-builder-workspace
  SymbolKit: https://github.com/swiftlang/swift-docc-symbolkit @ 1.0.0
resolved source packages: SwiftDocCPlugin, XCBuildKit, SymbolKit
{
  "dependencies" : [
    {
      "identity" : "swift-docc-plugin",
      "requirement" : {
        "range" : [
          {
            "lower_bound" : "1.0.0",
            "upper_bound" : "2.0.0"
          }
        ]
      },
      "type" : "sourceControl",
      "url" : "https://github.com/apple/swift-docc-plugin"
    }
  ],
  "manifest_display_name" : "XCBuildKit",
  "name" : "XCBuildKit",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
    {
      "name" : "macos",
      "version" : "13.0"
    }
  ],
  "products" : [
    {
      "name" : "XCBuildKit",
      "targets" : [
        "XCBuildKit"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "XCBuildKitTests",
      "module_type" : "SwiftTarget",
      "name" : "XCBuildKitTests",
      "path" : "Tests/XCBuildKitTests",
      "sources" : [
        "Shell/ShellCommandExecuterTests.swift",
        "XCBuild/XcodeBuildTests.swift"
      ],
      "target_dependencies" : [
        "XCBuildKit"
      ],
      "type" : "test"
    },
    {
      "c99name" : "XCBuildKit",
      "module_type" : "SwiftTarget",
      "name" : "XCBuildKit",
      "path" : "Sources/XCBuildKit",
      "product_memberships" : [
        "XCBuildKit"
      ],
      "sources" : [
        "Shell/ShellCommandExecuter.swift",
        "Shell/ShellCommandExecuting.swift",
        "Shell/ShellError.swift",
        "Shell/ShellOutput.swift",
        "XCBuild/BuildConfigurationValidator.swift",
        "XCBuild/BuildLogFormattable.swift",
        "XCBuild/BuildState.swift",
        "XCBuild/XcodeBuild.swift",
        "XCBuild/XcodeBuildAction.swift",
        "XCBuild/XcodeBuildOptions.swift",
        "XCBuild/XcodeBuilding.swift"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "6.0"
}
{
  "workspace" : {
    "name" : "spi-builder-workspace",
    "schemes" : [
      "XCBuildKit"
    ]
  }
}
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-16.3.0.app xcrun xcodebuild -IDEClonedSourcePackagesDirPathOverride=$PWD/.dependencies -skipMacroValidation -skipPackagePluginValidation -derivedDataPath $PWD/.derivedData build -scheme XCBuildKit -destination generic/platform=tvOS
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 XCBuildKit -destination generic/platform=tvOS
Resolve Package Graph
Resolved source packages:
  SwiftDocCPlugin: https://github.com/apple/swift-docc-plugin @ 1.4.3
  XCBuildKit: /Users/admin/builder/spi-builder-workspace
  SymbolKit: https://github.com/swiftlang/swift-docc-symbolkit @ 1.0.0
ComputePackagePrebuildTargetDependencyGraph
Prepare packages
CreateBuildRequest
SendProjectDescription
CreateBuildOperation
ComputeTargetDependencyGraph
note: Building targets in dependency order
note: Target dependency graph (2 targets)
    Target 'XCBuildKit' in project 'XCBuildKit'
        ➜ Explicit dependency on target 'XCBuildKit' in project 'XCBuildKit'
    Target 'XCBuildKit' in project 'XCBuildKit' (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/AppleTVOS.platform/Developer/SDKs/AppleTVOS18.4.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: 42a0d6902d74131794fead6c7c56d523
Build description path: /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/XCBuildData/42a0d6902d74131794fead6c7c56d523.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/AppleTVOS.platform/Developer/SDKs/AppleTVOS18.4.sdk /Users/admin/builder/spi-builder-workspace/.derivedData/SDKStatCaches.noindex/appletvos18.4-22L251-271d326055c85f9856fa135c41255102.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/AppleTVOS.platform/Developer/SDKs/AppleTVOS18.4.sdk -o /Users/admin/builder/spi-builder-workspace/.derivedData/SDKStatCaches.noindex/appletvos18.4-22L251-271d326055c85f9856fa135c41255102.sdkstatcache
SwiftDriver XCBuildKit normal arm64 com.apple.xcode.tools.swift.compiler (in target 'XCBuildKit' from project 'XCBuildKit')
    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 XCBuildKit -Onone -enforce-exclusivity\=checked @/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/XCBuildKit.build/Debug-appletvos/XCBuildKit.build/Objects-normal/arm64/XCBuildKit.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/AppleTVOS.platform/Developer/SDKs/AppleTVOS18.4.sdk -target arm64-apple-tvos12.0 -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-appletvos -I /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/AppleTVOS.platform/Developer/usr/lib -F /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-appletvos -F /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/AppleTVOS.platform/Developer/Library/Frameworks -F /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/AppleTVOS.platform/Developer/SDKs/AppleTVOS18.4.sdk/Developer/Library/Frameworks -c -j10 -enable-batch-mode -incremental -Xcc -ivfsstatcache -Xcc /Users/admin/builder/spi-builder-workspace/.derivedData/SDKStatCaches.noindex/appletvos18.4-22L251-271d326055c85f9856fa135c41255102.sdkstatcache -output-file-map /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/XCBuildKit.build/Debug-appletvos/XCBuildKit.build/Objects-normal/arm64/XCBuildKit-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/XCBuildKit.build/Debug-appletvos/XCBuildKit.build/Objects-normal/arm64/XCBuildKit.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/XCBuildKit.build/Debug-appletvos/XCBuildKit.build/swift-overrides.hmap -emit-const-values -Xfrontend -const-gather-protocols-file -Xfrontend /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/XCBuildKit.build/Debug-appletvos/XCBuildKit.build/Objects-normal/arm64/XCBuildKit_const_extract_protocols.json -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-appletvos/include -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/XCBuildKit.build/Debug-appletvos/XCBuildKit.build/DerivedSources-normal/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/XCBuildKit.build/Debug-appletvos/XCBuildKit.build/DerivedSources/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/XCBuildKit.build/Debug-appletvos/XCBuildKit.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/XCBuildKit.build/Debug-appletvos/XCBuildKit.build/Objects-normal/arm64/XCBuildKit-Swift.h -working-directory /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode -experimental-emit-module-separately -disable-cmo
SwiftCompile normal arm64 Compiling\ ShellCommandExecuter.swift,\ ShellCommandExecuting.swift /Users/admin/builder/spi-builder-workspace/Sources/XCBuildKit/Shell/ShellCommandExecuter.swift /Users/admin/builder/spi-builder-workspace/Sources/XCBuildKit/Shell/ShellCommandExecuting.swift (in target 'XCBuildKit' from project 'XCBuildKit')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/XCBuildKit/Shell/ShellCommandExecuter.swift (in target 'XCBuildKit' from project 'XCBuildKit')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/XCBuildKit/Shell/ShellCommandExecuting.swift (in target 'XCBuildKit' from project 'XCBuildKit')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

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

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

SwiftEmitModule normal arm64 Emitting\ module\ for\ XCBuildKit (in target 'XCBuildKit' from project 'XCBuildKit')
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/XCBuildKit/Shell/ShellCommandExecuter.swift /Users/admin/builder/spi-builder-workspace/Sources/XCBuildKit/Shell/ShellCommandExecuting.swift /Users/admin/builder/spi-builder-workspace/Sources/XCBuildKit/Shell/ShellError.swift /Users/admin/builder/spi-builder-workspace/Sources/XCBuildKit/Shell/ShellOutput.swift /Users/admin/builder/spi-builder-workspace/Sources/XCBuildKit/XCBuild/BuildConfigurationValidator.swift /Users/admin/builder/spi-builder-workspace/Sources/XCBuildKit/XCBuild/BuildLogFormattable.swift /Users/admin/builder/spi-builder-workspace/Sources/XCBuildKit/XCBuild/BuildState.swift /Users/admin/builder/spi-builder-workspace/Sources/XCBuildKit/XCBuild/XcodeBuild.swift /Users/admin/builder/spi-builder-workspace/Sources/XCBuildKit/XCBuild/XcodeBuildAction.swift /Users/admin/builder/spi-builder-workspace/Sources/XCBuildKit/XCBuild/XcodeBuildOptions.swift /Users/admin/builder/spi-builder-workspace/Sources/XCBuildKit/XCBuild/XcodeBuilding.swift -target arm64-apple-tvos12.0 -Xllvm -aarch64-use-tbi -enable-objc-interop -sdk /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/AppleTVOS.platform/Developer/SDKs/AppleTVOS18.4.sdk -I /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-appletvos -I /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/AppleTVOS.platform/Developer/usr/lib -F /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-appletvos -F /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/AppleTVOS.platform/Developer/Library/Frameworks -F /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/AppleTVOS.platform/Developer/SDKs/AppleTVOS18.4.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/XCBuildKit.build/Debug-appletvos/XCBuildKit.build/Objects-normal/arm64/XCBuildKit_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/appletvos18.4-22L251-271d326055c85f9856fa135c41255102.sdkstatcache -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/XCBuildKit.build/Debug-appletvos/XCBuildKit.build/swift-overrides.hmap -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-appletvos/include -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/XCBuildKit.build/Debug-appletvos/XCBuildKit.build/DerivedSources-normal/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/XCBuildKit.build/Debug-appletvos/XCBuildKit.build/DerivedSources/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/XCBuildKit.build/Debug-appletvos/XCBuildKit.build/DerivedSources -Xcc -DSWIFT_PACKAGE -Xcc -DDEBUG\=1 -module-name XCBuildKit -package-name spi_builder_workspace -frontend-parseable-output -disable-clang-spi -target-sdk-version 18.4 -target-sdk-name appletvos18.4 -external-plugin-path /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/AppleTVOS.platform/Developer/usr/lib/swift/host/plugins\#/Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/AppleTVOS.platform/Developer/usr/bin/swift-plugin-server -external-plugin-path /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/AppleTVOS.platform/Developer/usr/local/lib/swift/host/plugins\#/Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/AppleTVOS.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/XCBuildKit.build/Debug-appletvos/XCBuildKit.build/Objects-normal/arm64/XCBuildKit.swiftdoc -emit-module-source-info-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/XCBuildKit.build/Debug-appletvos/XCBuildKit.build/Objects-normal/arm64/XCBuildKit.swiftsourceinfo -emit-objc-header-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/XCBuildKit.build/Debug-appletvos/XCBuildKit.build/Objects-normal/arm64/XCBuildKit-Swift.h -serialize-diagnostics-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/XCBuildKit.build/Debug-appletvos/XCBuildKit.build/Objects-normal/arm64/XCBuildKit-master-emit-module.dia -emit-dependencies-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/XCBuildKit.build/Debug-appletvos/XCBuildKit.build/Objects-normal/arm64/XCBuildKit-master-emit-module.d -o /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/XCBuildKit.build/Debug-appletvos/XCBuildKit.build/Objects-normal/arm64/XCBuildKit.swiftmodule -emit-abi-descriptor-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/XCBuildKit.build/Debug-appletvos/XCBuildKit.build/Objects-normal/arm64/XCBuildKit.abi.json
EmitSwiftModule normal arm64 (in target 'XCBuildKit' from project 'XCBuildKit')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

/Users/admin/builder/spi-builder-workspace/Sources/XCBuildKit/Shell/ShellCommandExecuter.swift:67:10: error: 'AsyncThrowingStream' is only available in tvOS 13.0 or newer
    ) -> AsyncThrowingStream<ShellOutput, Error> {
         ^
/Users/admin/builder/spi-builder-workspace/Sources/XCBuildKit/Shell/ShellCommandExecuter.swift:63:17: note: add @available attribute to enclosing instance method
    public func execute(
                ^
/Users/admin/builder/spi-builder-workspace/Sources/XCBuildKit/Shell/ShellCommandExecuter.swift:41:20: note: add @available attribute to enclosing class
public final class ShellCommandExecuter: Sendable, ShellCommandExecuting {
                   ^
/Users/admin/builder/spi-builder-workspace/Sources/XCBuildKit/Shell/ShellCommandExecuter.swift:171:55: error: concurrency is only available in tvOS 13.0.0 or newer
    private func resolveExecutable(_ command: String) async throws -> URL {
                                                      ^
/Users/admin/builder/spi-builder-workspace/Sources/XCBuildKit/Shell/ShellCommandExecuter.swift:171:18: note: add @available attribute to enclosing instance method
    private func resolveExecutable(_ command: String) async throws -> URL {
                 ^
/Users/admin/builder/spi-builder-workspace/Sources/XCBuildKit/Shell/ShellCommandExecuter.swift:41:20: note: add @available attribute to enclosing class
public final class ShellCommandExecuter: Sendable, ShellCommandExecuting {
                   ^
/Users/admin/builder/spi-builder-workspace/Sources/XCBuildKit/Shell/ShellCommandExecuter.swift:213:10: error: 'AsyncThrowingStream' is only available in tvOS 13.0 or newer
    ) -> AsyncThrowingStream<ShellOutput, Error> {
         ^
/Users/admin/builder/spi-builder-workspace/Sources/XCBuildKit/Shell/ShellCommandExecuter.swift:209:17: note: add @available attribute to enclosing static method
    static func execute(
                ^
/Users/admin/builder/spi-builder-workspace/Sources/XCBuildKit/Shell/ShellCommandExecuter.swift:197:8: note: add @available attribute to enclosing extension
public extension ShellCommandExecuter {
       ^
/Users/admin/builder/spi-builder-workspace/Sources/XCBuildKit/Shell/ShellCommandExecuter.swift:234:15: error: concurrency is only available in tvOS 13.0.0 or newer
private actor ProcessController {
              ^
/Users/admin/builder/spi-builder-workspace/Sources/XCBuildKit/Shell/ShellCommandExecuter.swift:234:15: note: add @available attribute to enclosing actor
private actor ProcessController {
              ^
/Users/admin/builder/spi-builder-workspace/Sources/XCBuildKit/Shell/ShellCommandExecuter.swift:235:26: error: cannot find type 'Process' in scope
    private var process: Process?
                         ^~~~~~~
/Users/admin/builder/spi-builder-workspace/Sources/XCBuildKit/Shell/ShellCommandExecuter.swift:243:10: error: cannot find type 'Process' in scope
    ) -> Process {
         ^~~~~~~
/Users/admin/builder/spi-builder-workspace/Sources/XCBuildKit/Shell/ShellCommandExecuter.swift:255:37: error: concurrency is only available in tvOS 13.0.0 or newer
    func appendStderr(_ data: Data) async {
                                    ^
/Users/admin/builder/spi-builder-workspace/Sources/XCBuildKit/Shell/ShellCommandExecuter.swift:255:10: note: add @available attribute to enclosing instance method
    func appendStderr(_ data: Data) async {
         ^
/Users/admin/builder/spi-builder-workspace/Sources/XCBuildKit/Shell/ShellCommandExecuter.swift:234:15: note: add @available attribute to enclosing actor
private actor ProcessController {
              ^
/Users/admin/builder/spi-builder-workspace/Sources/XCBuildKit/Shell/ShellCommandExecuter.swift:259:22: error: concurrency is only available in tvOS 13.0.0 or newer
    func getStderr() async -> Data {
                     ^
/Users/admin/builder/spi-builder-workspace/Sources/XCBuildKit/Shell/ShellCommandExecuter.swift:259:10: note: add @available attribute to enclosing instance method
    func getStderr() async -> Data {
         ^
/Users/admin/builder/spi-builder-workspace/Sources/XCBuildKit/Shell/ShellCommandExecuter.swift:234:15: note: add @available attribute to enclosing actor
private actor ProcessController {
              ^
/Users/admin/builder/spi-builder-workspace/Sources/XCBuildKit/Shell/ShellCommandExecuter.swift:268:15: error: concurrency is only available in tvOS 13.0.0 or newer
private actor OutputCollector {
              ^
/Users/admin/builder/spi-builder-workspace/Sources/XCBuildKit/Shell/ShellCommandExecuter.swift:268:15: note: add @available attribute to enclosing actor
private actor OutputCollector {
              ^
/Users/admin/builder/spi-builder-workspace/Sources/XCBuildKit/Shell/ShellCommandExecuter.swift:280:15: error: concurrency is only available in tvOS 13.0.0 or newer
private actor SendableContinuation<T: Sendable> {
              ^
/Users/admin/builder/spi-builder-workspace/Sources/XCBuildKit/Shell/ShellCommandExecuter.swift:280:15: note: add @available attribute to enclosing generic actor
private actor SendableContinuation<T: Sendable> {
              ^
/Users/admin/builder/spi-builder-workspace/Sources/XCBuildKit/Shell/ShellCommandExecuter.swift:281:31: error: 'AsyncThrowingStream' is only available in tvOS 13.0 or newer
    private let continuation: AsyncThrowingStream<T, Error>.Continuation
                              ^
/Users/admin/builder/spi-builder-workspace/Sources/XCBuildKit/Shell/ShellCommandExecuter.swift:280:15: note: add @available attribute to enclosing generic actor
private actor SendableContinuation<T: Sendable> {
              ^
/Users/admin/builder/spi-builder-workspace/Sources/XCBuildKit/Shell/ShellCommandExecuter.swift:283:26: error: 'AsyncThrowingStream' is only available in tvOS 13.0 or newer
    init(_ continuation: AsyncThrowingStream<T, Error>.Continuation) {
                         ^
/Users/admin/builder/spi-builder-workspace/Sources/XCBuildKit/Shell/ShellCommandExecuter.swift:283:5: note: add @available attribute to enclosing initializer
    init(_ continuation: AsyncThrowingStream<T, Error>.Continuation) {
    ^
/Users/admin/builder/spi-builder-workspace/Sources/XCBuildKit/Shell/ShellCommandExecuter.swift:280:15: note: add @available attribute to enclosing generic actor
private actor SendableContinuation<T: Sendable> {
              ^
/Users/admin/builder/spi-builder-workspace/Sources/XCBuildKit/Shell/ShellCommandExecuter.swift:327:53: error: concurrency is only available in tvOS 13.0.0 or newer
    func collectOutput(includeStderr: Bool = false) async throws -> String {
                                                    ^
/Users/admin/builder/spi-builder-workspace/Sources/XCBuildKit/Shell/ShellCommandExecuter.swift:327:10: note: add @available attribute to enclosing instance method
    func collectOutput(includeStderr: Bool = false) async throws -> String {
         ^
/Users/admin/builder/spi-builder-workspace/Sources/XCBuildKit/Shell/ShellCommandExecuter.swift:304:8: note: add @available attribute to enclosing extension
public extension AsyncThrowingStream where Element == ShellOutput {
       ^
/Users/admin/builder/spi-builder-workspace/Sources/XCBuildKit/Shell/ShellCommandExecuter.swift:304:18: error: 'AsyncThrowingStream' is only available in tvOS 13.0 or newer
public extension AsyncThrowingStream where Element == ShellOutput {
                 ^
/Users/admin/builder/spi-builder-workspace/Sources/XCBuildKit/Shell/ShellCommandExecuter.swift:304:8: note: add @available attribute to enclosing extension
public extension AsyncThrowingStream where Element == ShellOutput {
       ^
/Users/admin/builder/spi-builder-workspace/Sources/XCBuildKit/Shell/ShellCommandExecuting.swift:45:10: error: 'AsyncThrowingStream' is only available in tvOS 13.0 or newer
    ) -> AsyncThrowingStream<ShellOutput, Error>
         ^
/Users/admin/builder/spi-builder-workspace/Sources/XCBuildKit/Shell/ShellCommandExecuting.swift:41:10: note: add @available attribute to enclosing instance method
    func execute(
         ^
/Users/admin/builder/spi-builder-workspace/Sources/XCBuildKit/Shell/ShellCommandExecuting.swift:25:17: note: add @available attribute to enclosing protocol
public protocol ShellCommandExecuting: Sendable {
                ^
/Users/admin/builder/spi-builder-workspace/Sources/XCBuildKit/Shell/ShellCommandExecuting.swift:54:10: error: 'AsyncThrowingStream' is only available in tvOS 13.0 or newer
    ) -> AsyncThrowingStream<ShellOutput, Error> {
         ^
/Users/admin/builder/spi-builder-workspace/Sources/XCBuildKit/Shell/ShellCommandExecuting.swift:50:10: note: add @available attribute to enclosing instance method
    func execute(
         ^
/Users/admin/builder/spi-builder-workspace/Sources/XCBuildKit/Shell/ShellCommandExecuting.swift:49:8: note: add @available attribute to enclosing extension
public extension ShellCommandExecuting {
       ^
/Users/admin/builder/spi-builder-workspace/Sources/XCBuildKit/XCBuild/XcodeBuild.swift:10:7: error: concurrency is only available in tvOS 13.0.0 or newer
actor TaskController {
      ^
/Users/admin/builder/spi-builder-workspace/Sources/XCBuildKit/XCBuild/XcodeBuild.swift:10:7: note: add @available attribute to enclosing actor
actor TaskController {
      ^
/Users/admin/builder/spi-builder-workspace/Sources/XCBuildKit/XCBuild/XcodeBuild.swift:11:23: error: 'Task' is only available in tvOS 13.0 or newer
    private var task: Task<Void, Error>?
                      ^
/Users/admin/builder/spi-builder-workspace/Sources/XCBuildKit/XCBuild/XcodeBuild.swift:10:7: note: add @available attribute to enclosing actor
actor TaskController {
      ^
/Users/admin/builder/spi-builder-workspace/Sources/XCBuildKit/XCBuild/XcodeBuild.swift:117:84: error: 'AsyncStream' is only available in tvOS 13.0 or newer
    public func execute(_ action: XcodeBuildAction, options: XcodeBuildOptions) -> AsyncStream<BuildState> {
                                                                                   ^
/Users/admin/builder/spi-builder-workspace/Sources/XCBuildKit/XCBuild/XcodeBuild.swift:117:17: note: add @available attribute to enclosing instance method
    public func execute(_ action: XcodeBuildAction, options: XcodeBuildOptions) -> AsyncStream<BuildState> {
                ^
/Users/admin/builder/spi-builder-workspace/Sources/XCBuildKit/XCBuild/XcodeBuild.swift:50:20: note: add @available attribute to enclosing class
public final class XcodeBuild: Sendable, XcodeBuilding {
                   ^
/Users/admin/builder/spi-builder-workspace/Sources/XCBuildKit/XCBuild/XcodeBuild.swift:186:19: error: 'AsyncThrowingStream' is only available in tvOS 13.0 or newer
        _ output: AsyncThrowingStream<ShellOutput, Error>,
                  ^
/Users/admin/builder/spi-builder-workspace/Sources/XCBuildKit/XCBuild/XcodeBuild.swift:185:18: note: add @available attribute to enclosing instance method
    private func processOutput(
                 ^
/Users/admin/builder/spi-builder-workspace/Sources/XCBuildKit/XCBuild/XcodeBuild.swift:50:20: note: add @available attribute to enclosing class
public final class XcodeBuild: Sendable, XcodeBuilding {
                   ^
/Users/admin/builder/spi-builder-workspace/Sources/XCBuildKit/XCBuild/XcodeBuild.swift:187:23: error: 'AsyncStream' is only available in tvOS 13.0 or newer
        continuation: AsyncStream<BuildState>.Continuation
                      ^
/Users/admin/builder/spi-builder-workspace/Sources/XCBuildKit/XCBuild/XcodeBuild.swift:185:18: note: add @available attribute to enclosing instance method
    private func processOutput(
                 ^
/Users/admin/builder/spi-builder-workspace/Sources/XCBuildKit/XCBuild/XcodeBuild.swift:50:20: note: add @available attribute to enclosing class
public final class XcodeBuild: Sendable, XcodeBuilding {
                   ^
/Users/admin/builder/spi-builder-workspace/Sources/XCBuildKit/XCBuild/XcodeBuild.swift:188:7: error: concurrency is only available in tvOS 13.0.0 or newer
    ) async throws {
      ^
/Users/admin/builder/spi-builder-workspace/Sources/XCBuildKit/XCBuild/XcodeBuild.swift:185:18: note: add @available attribute to enclosing instance method
    private func processOutput(
                 ^
/Users/admin/builder/spi-builder-workspace/Sources/XCBuildKit/XCBuild/XcodeBuild.swift:50:20: note: add @available attribute to enclosing class
public final class XcodeBuild: Sendable, XcodeBuilding {
                   ^
/Users/admin/builder/spi-builder-workspace/Sources/XCBuildKit/XCBuild/XcodeBuild.swift:217:60: error: 'AsyncStream' is only available in tvOS 13.0 or newer
    private func handleError(_ error: Error, continuation: AsyncStream<BuildState>.Continuation) {
                                                           ^
/Users/admin/builder/spi-builder-workspace/Sources/XCBuildKit/XCBuild/XcodeBuild.swift:217:18: note: add @available attribute to enclosing instance method
    private func handleError(_ error: Error, continuation: AsyncStream<BuildState>.Continuation) {
                 ^
/Users/admin/builder/spi-builder-workspace/Sources/XCBuildKit/XCBuild/XcodeBuild.swift:50:20: note: add @available attribute to enclosing class
public final class XcodeBuild: Sendable, XcodeBuilding {
                   ^
/Users/admin/builder/spi-builder-workspace/Sources/XCBuildKit/XCBuild/XcodeBuilding.swift:48:77: error: 'AsyncStream' is only available in tvOS 13.0 or newer
    func execute(_ action: XcodeBuildAction, options: XcodeBuildOptions) -> AsyncStream<BuildState>
                                                                            ^
/Users/admin/builder/spi-builder-workspace/Sources/XCBuildKit/XCBuild/XcodeBuilding.swift:48:10: note: add @available attribute to enclosing instance method
    func execute(_ action: XcodeBuildAction, options: XcodeBuildOptions) -> AsyncStream<BuildState>
         ^
/Users/admin/builder/spi-builder-workspace/Sources/XCBuildKit/XCBuild/XcodeBuilding.swift:33:17: note: add @available attribute to enclosing protocol
public protocol XcodeBuilding: Sendable {
                ^
SwiftCompile normal arm64 Compiling\ BuildConfigurationValidator.swift /Users/admin/builder/spi-builder-workspace/Sources/XCBuildKit/XCBuild/BuildConfigurationValidator.swift (in target 'XCBuildKit' from project 'XCBuildKit')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/XCBuildKit/XCBuild/BuildConfigurationValidator.swift (in target 'XCBuildKit' from project 'XCBuildKit')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

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

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

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

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

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

SwiftCompile normal arm64 Compiling\ ShellOutput.swift /Users/admin/builder/spi-builder-workspace/Sources/XCBuildKit/Shell/ShellOutput.swift (in target 'XCBuildKit' from project 'XCBuildKit')
Command SwiftCompile failed with a nonzero exit code
** BUILD FAILED **
The following build commands failed:
	SwiftEmitModule normal arm64 Emitting\ module\ for\ XCBuildKit (in target 'XCBuildKit' from project 'XCBuildKit')
	EmitSwiftModule normal arm64 (in target 'XCBuildKit' from project 'XCBuildKit')
	SwiftCompile normal arm64 Compiling\ ShellOutput.swift /Users/admin/builder/spi-builder-workspace/Sources/XCBuildKit/Shell/ShellOutput.swift (in target 'XCBuildKit' from project 'XCBuildKit')
	Building workspace spi-builder-workspace with scheme XCBuildKit
(4 failures)
BUILD FAILURE 6.1 tvOS