navigation-stack-backport – Build Information

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 navigation-stack-backport, reference 1.1.0 (55acfe), with Swift 6.1 for tvOS using Xcode 16.3 on 28 Apr 2025 07:22:30 UTC.

Build Command

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

Build Log

========================================
RunAll
========================================
Builder version: 4.61.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/lm/navigation-stack-backport.git
Reference: 1.1.0
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/lm/navigation-stack-backport
 * tag               1.1.0      -> FETCH_HEAD
HEAD is now at 55acfe7 Release 1.1.0
Cloned https://github.com/lm/navigation-stack-backport.git
Revision (git rev-parse @):
55acfe7693c233ddc7f62f887f0df6ebd779ef01
SUCCESS checkout https://github.com/lm/navigation-stack-backport.git at 1.1.0
========================================
Build
========================================
Selected platform:         tvOS
Swift version:             6.1
Building package at path:  $PWD
https://github.com/lm/navigation-stack-backport.git
https://github.com/lm/navigation-stack-backport.git
{
  "dependencies" : [
  ],
  "manifest_display_name" : "navigation-stack-backport",
  "name" : "navigation-stack-backport",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
    {
      "name" : "ios",
      "version" : "14.0"
    }
  ],
  "products" : [
    {
      "name" : "NavigationStackBackport",
      "targets" : [
        "NavigationStackBackport"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "NavigationStackBackportTests",
      "module_type" : "SwiftTarget",
      "name" : "NavigationStackBackportTests",
      "path" : "Tests/NavigationStackBackportTests",
      "sources" : [
        "NavigationPathItemTests.swift",
        "NavigationPathTests.swift"
      ],
      "target_dependencies" : [
        "NavigationStackBackport"
      ],
      "type" : "test"
    },
    {
      "c99name" : "NavigationStackBackport",
      "module_type" : "SwiftTarget",
      "name" : "NavigationStackBackport",
      "path" : "Sources/NavigationStackBackport",
      "product_memberships" : [
        "NavigationStackBackport"
      ],
      "sources" : [
        "Backport.swift",
        "CodableRepresentation.swift",
        "Destination.swift",
        "NavigationAuthority.swift",
        "NavigationLink.swift",
        "NavigationPath.swift",
        "NavigationPathBackport.swift",
        "NavigationPathBox.swift",
        "NavigationPathItem.swift",
        "NavigationStack.swift",
        "NavigationUpdate.swift",
        "Presentation.swift",
        "UIKitNavigation.swift"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "5.6"
}
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:
  navigation-stack-backport: /Users/admin/builder/spi-builder-workspace
resolved source packages: navigation-stack-backport
{
  "dependencies" : [
  ],
  "manifest_display_name" : "navigation-stack-backport",
  "name" : "navigation-stack-backport",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
    {
      "name" : "ios",
      "version" : "14.0"
    }
  ],
  "products" : [
    {
      "name" : "NavigationStackBackport",
      "targets" : [
        "NavigationStackBackport"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "NavigationStackBackportTests",
      "module_type" : "SwiftTarget",
      "name" : "NavigationStackBackportTests",
      "path" : "Tests/NavigationStackBackportTests",
      "sources" : [
        "NavigationPathItemTests.swift",
        "NavigationPathTests.swift"
      ],
      "target_dependencies" : [
        "NavigationStackBackport"
      ],
      "type" : "test"
    },
    {
      "c99name" : "NavigationStackBackport",
      "module_type" : "SwiftTarget",
      "name" : "NavigationStackBackport",
      "path" : "Sources/NavigationStackBackport",
      "product_memberships" : [
        "NavigationStackBackport"
      ],
      "sources" : [
        "Backport.swift",
        "CodableRepresentation.swift",
        "Destination.swift",
        "NavigationAuthority.swift",
        "NavigationLink.swift",
        "NavigationPath.swift",
        "NavigationPathBackport.swift",
        "NavigationPathBox.swift",
        "NavigationPathItem.swift",
        "NavigationStack.swift",
        "NavigationUpdate.swift",
        "Presentation.swift",
        "UIKitNavigation.swift"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "5.6"
}
{
  "workspace" : {
    "name" : "spi-builder-workspace",
    "schemes" : [
      "navigation-stack-backport"
    ]
  }
}
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-16.3.0.app xcrun xcodebuild -IDEClonedSourcePackagesDirPathOverride=$PWD/.dependencies -skipMacroValidation -skipPackagePluginValidation -derivedDataPath $PWD/.derivedData build -scheme navigation-stack-backport -destination generic/platform=tvOS OTHER_SWIFT_FLAGS=-stats-output-dir .stats -strict-concurrency=complete -enable-upcoming-feature StrictConcurrency -enable-upcoming-feature DisableOutwardActorInference -enable-upcoming-feature GlobalActorIsolatedTypesUsability -enable-upcoming-feature InferSendableFromCaptures
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 navigation-stack-backport -destination generic/platform=tvOS "OTHER_SWIFT_FLAGS=-stats-output-dir .stats -strict-concurrency=complete -enable-upcoming-feature StrictConcurrency -enable-upcoming-feature DisableOutwardActorInference -enable-upcoming-feature GlobalActorIsolatedTypesUsability -enable-upcoming-feature InferSendableFromCaptures"
Build settings from command line:
    OTHER_SWIFT_FLAGS = -stats-output-dir .stats -strict-concurrency=complete -enable-upcoming-feature StrictConcurrency -enable-upcoming-feature DisableOutwardActorInference -enable-upcoming-feature GlobalActorIsolatedTypesUsability -enable-upcoming-feature InferSendableFromCaptures
Resolve Package Graph
Resolved source packages:
  navigation-stack-backport: /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 'NavigationStackBackport' in project 'navigation-stack-backport'
        ➜ Explicit dependency on target 'NavigationStackBackport' in project 'navigation-stack-backport'
    Target 'NavigationStackBackport' in project 'navigation-stack-backport' (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
Build description signature: 4f4dd1fcb4d18d6b11272e987683bca6
Build description path: /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/XCBuildData/4f4dd1fcb4d18d6b11272e987683bca6.xcbuilddata
CreateBuildDirectory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    builtin-create-build-directory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products
CreateBuildDirectory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    builtin-create-build-directory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex
ClangStatCache /Applications/Xcode-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/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/navigation-stack-backport.build/Debug-appletvos/NavigationStackBackport.build/NavigationStackBackport.modulemap (in target 'NavigationStackBackport' from project 'navigation-stack-backport')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/navigation-stack-backport.build/Debug-appletvos/NavigationStackBackport.build/NavigationStackBackport.modulemap
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/navigation-stack-backport.build/Debug-appletvos/NavigationStackBackport.build/NavigationStackBackport.DependencyStaticMetadataFileList (in target 'NavigationStackBackport' from project 'navigation-stack-backport')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/navigation-stack-backport.build/Debug-appletvos/NavigationStackBackport.build/NavigationStackBackport.DependencyStaticMetadataFileList
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/navigation-stack-backport.build/Debug-appletvos/NavigationStackBackport.build/NavigationStackBackport.DependencyMetadataFileList (in target 'NavigationStackBackport' from project 'navigation-stack-backport')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/navigation-stack-backport.build/Debug-appletvos/NavigationStackBackport.build/NavigationStackBackport.DependencyMetadataFileList
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/navigation-stack-backport.build/Debug-appletvos/NavigationStackBackport.build/Objects-normal/arm64/NavigationStackBackport.SwiftConstValuesFileList (in target 'NavigationStackBackport' from project 'navigation-stack-backport')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/navigation-stack-backport.build/Debug-appletvos/NavigationStackBackport.build/Objects-normal/arm64/NavigationStackBackport.SwiftConstValuesFileList
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/navigation-stack-backport.build/Debug-appletvos/NavigationStackBackport.build/Objects-normal/arm64/NavigationStackBackport_const_extract_protocols.json (in target 'NavigationStackBackport' from project 'navigation-stack-backport')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/navigation-stack-backport.build/Debug-appletvos/NavigationStackBackport.build/Objects-normal/arm64/NavigationStackBackport_const_extract_protocols.json
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/navigation-stack-backport.build/Debug-appletvos/NavigationStackBackport.build/Objects-normal/arm64/NavigationStackBackport-OutputFileMap.json (in target 'NavigationStackBackport' from project 'navigation-stack-backport')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/navigation-stack-backport.build/Debug-appletvos/NavigationStackBackport.build/Objects-normal/arm64/NavigationStackBackport-OutputFileMap.json
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/navigation-stack-backport.build/Debug-appletvos/NavigationStackBackport.build/Objects-normal/arm64/NavigationStackBackport.LinkFileList (in target 'NavigationStackBackport' from project 'navigation-stack-backport')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/navigation-stack-backport.build/Debug-appletvos/NavigationStackBackport.build/Objects-normal/arm64/NavigationStackBackport.LinkFileList
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/navigation-stack-backport.build/Debug-appletvos/NavigationStackBackport.build/Objects-normal/arm64/NavigationStackBackport.SwiftFileList (in target 'NavigationStackBackport' from project 'navigation-stack-backport')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/navigation-stack-backport.build/Debug-appletvos/NavigationStackBackport.build/Objects-normal/arm64/NavigationStackBackport.SwiftFileList
Copy /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/GeneratedModuleMaps-appletvos/NavigationStackBackport.modulemap /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/navigation-stack-backport.build/Debug-appletvos/NavigationStackBackport.build/NavigationStackBackport.modulemap (in target 'NavigationStackBackport' from project 'navigation-stack-backport')
    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/navigation-stack-backport.build/Debug-appletvos/NavigationStackBackport.build/NavigationStackBackport.modulemap /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/GeneratedModuleMaps-appletvos
SwiftDriver NavigationStackBackport normal arm64 com.apple.xcode.tools.swift.compiler (in target 'NavigationStackBackport' from project 'navigation-stack-backport')
    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 NavigationStackBackport -Onone -enforce-exclusivity\=checked @/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/navigation-stack-backport.build/Debug-appletvos/NavigationStackBackport.build/Objects-normal/arm64/NavigationStackBackport.SwiftFileList -DSWIFT_PACKAGE -DDEBUG -stats-output-dir .stats -strict-concurrency\=complete -enable-upcoming-feature StrictConcurrency -enable-upcoming-feature DisableOutwardActorInference -enable-upcoming-feature GlobalActorIsolatedTypesUsability -enable-upcoming-feature InferSendableFromCaptures -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-tvos14.0 -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 5 -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/navigation-stack-backport.build/Debug-appletvos/NavigationStackBackport.build/Objects-normal/arm64/NavigationStackBackport-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/navigation-stack-backport.build/Debug-appletvos/NavigationStackBackport.build/Objects-normal/arm64/NavigationStackBackport.swiftmodule -validate-clang-modules-once -clang-build-session-file /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/Session.modulevalidation -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/navigation-stack-backport.build/Debug-appletvos/NavigationStackBackport.build/swift-overrides.hmap -emit-const-values -Xfrontend -const-gather-protocols-file -Xfrontend /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/navigation-stack-backport.build/Debug-appletvos/NavigationStackBackport.build/Objects-normal/arm64/NavigationStackBackport_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/navigation-stack-backport.build/Debug-appletvos/NavigationStackBackport.build/DerivedSources-normal/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/navigation-stack-backport.build/Debug-appletvos/NavigationStackBackport.build/DerivedSources/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/navigation-stack-backport.build/Debug-appletvos/NavigationStackBackport.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/navigation-stack-backport.build/Debug-appletvos/NavigationStackBackport.build/Objects-normal/arm64/NavigationStackBackport-Swift.h -working-directory /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode -experimental-emit-module-separately -disable-cmo
SwiftCompile normal arm64 Compiling\ NavigationPathBackport.swift /Users/admin/builder/spi-builder-workspace/Sources/NavigationStackBackport/NavigationPathBackport.swift (in target 'NavigationStackBackport' from project 'navigation-stack-backport')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/NavigationStackBackport/NavigationPathBackport.swift (in target 'NavigationStackBackport' from project 'navigation-stack-backport')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

SwiftCompile normal arm64 Compiling\ Backport.swift,\ CodableRepresentation.swift /Users/admin/builder/spi-builder-workspace/Sources/NavigationStackBackport/Backport.swift /Users/admin/builder/spi-builder-workspace/Sources/NavigationStackBackport/CodableRepresentation.swift (in target 'NavigationStackBackport' from project 'navigation-stack-backport')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/NavigationStackBackport/Backport.swift (in target 'NavigationStackBackport' from project 'navigation-stack-backport')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/NavigationStackBackport/CodableRepresentation.swift (in target 'NavigationStackBackport' from project 'navigation-stack-backport')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

SwiftCompile normal arm64 Compiling\ NavigationPathBox.swift /Users/admin/builder/spi-builder-workspace/Sources/NavigationStackBackport/NavigationPathBox.swift (in target 'NavigationStackBackport' from project 'navigation-stack-backport')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/NavigationStackBackport/NavigationPathBox.swift (in target 'NavigationStackBackport' from project 'navigation-stack-backport')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

SwiftCompile normal arm64 Compiling\ Destination.swift,\ NavigationAuthority.swift /Users/admin/builder/spi-builder-workspace/Sources/NavigationStackBackport/Destination.swift /Users/admin/builder/spi-builder-workspace/Sources/NavigationStackBackport/NavigationAuthority.swift (in target 'NavigationStackBackport' from project 'navigation-stack-backport')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/NavigationStackBackport/Destination.swift (in target 'NavigationStackBackport' from project 'navigation-stack-backport')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/NavigationStackBackport/NavigationAuthority.swift (in target 'NavigationStackBackport' from project 'navigation-stack-backport')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

SwiftCompile normal arm64 Compiling\ NavigationUpdate.swift /Users/admin/builder/spi-builder-workspace/Sources/NavigationStackBackport/NavigationUpdate.swift (in target 'NavigationStackBackport' from project 'navigation-stack-backport')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/NavigationStackBackport/NavigationUpdate.swift (in target 'NavigationStackBackport' from project 'navigation-stack-backport')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

SwiftCompile normal arm64 Compiling\ UIKitNavigation.swift /Users/admin/builder/spi-builder-workspace/Sources/NavigationStackBackport/UIKitNavigation.swift (in target 'NavigationStackBackport' from project 'navigation-stack-backport')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/NavigationStackBackport/UIKitNavigation.swift (in target 'NavigationStackBackport' from project 'navigation-stack-backport')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

SwiftEmitModule normal arm64 Emitting\ module\ for\ NavigationStackBackport (in target 'NavigationStackBackport' from project 'navigation-stack-backport')
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/NavigationStackBackport/Backport.swift /Users/admin/builder/spi-builder-workspace/Sources/NavigationStackBackport/CodableRepresentation.swift /Users/admin/builder/spi-builder-workspace/Sources/NavigationStackBackport/Destination.swift /Users/admin/builder/spi-builder-workspace/Sources/NavigationStackBackport/NavigationAuthority.swift /Users/admin/builder/spi-builder-workspace/Sources/NavigationStackBackport/NavigationLink.swift /Users/admin/builder/spi-builder-workspace/Sources/NavigationStackBackport/NavigationPath.swift /Users/admin/builder/spi-builder-workspace/Sources/NavigationStackBackport/NavigationPathBackport.swift /Users/admin/builder/spi-builder-workspace/Sources/NavigationStackBackport/NavigationPathBox.swift /Users/admin/builder/spi-builder-workspace/Sources/NavigationStackBackport/NavigationPathItem.swift /Users/admin/builder/spi-builder-workspace/Sources/NavigationStackBackport/NavigationStack.swift /Users/admin/builder/spi-builder-workspace/Sources/NavigationStackBackport/NavigationUpdate.swift /Users/admin/builder/spi-builder-workspace/Sources/NavigationStackBackport/Presentation.swift /Users/admin/builder/spi-builder-workspace/Sources/NavigationStackBackport/UIKitNavigation.swift -target arm64-apple-tvos14.0 -Xllvm -aarch64-use-tbi -enable-objc-interop -stack-check -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 5 -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/navigation-stack-backport.build/Debug-appletvos/NavigationStackBackport.build/Objects-normal/arm64/NavigationStackBackport_const_extract_protocols.json -enable-upcoming-feature StrictConcurrency -enable-upcoming-feature DisableOutwardActorInference -enable-upcoming-feature GlobalActorIsolatedTypesUsability -enable-upcoming-feature InferSendableFromCaptures -enable-experimental-feature DebugDescriptionMacro -strict-concurrency\=complete -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/navigation-stack-backport.build/Debug-appletvos/NavigationStackBackport.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/navigation-stack-backport.build/Debug-appletvos/NavigationStackBackport.build/DerivedSources-normal/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/navigation-stack-backport.build/Debug-appletvos/NavigationStackBackport.build/DerivedSources/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/navigation-stack-backport.build/Debug-appletvos/NavigationStackBackport.build/DerivedSources -Xcc -DSWIFT_PACKAGE -Xcc -DDEBUG\=1 -module-name NavigationStackBackport -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/navigation-stack-backport.build/Debug-appletvos/NavigationStackBackport.build/Objects-normal/arm64/NavigationStackBackport.swiftdoc -emit-module-source-info-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/navigation-stack-backport.build/Debug-appletvos/NavigationStackBackport.build/Objects-normal/arm64/NavigationStackBackport.swiftsourceinfo -emit-objc-header-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/navigation-stack-backport.build/Debug-appletvos/NavigationStackBackport.build/Objects-normal/arm64/NavigationStackBackport-Swift.h -serialize-diagnostics-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/navigation-stack-backport.build/Debug-appletvos/NavigationStackBackport.build/Objects-normal/arm64/NavigationStackBackport-master-emit-module.dia -emit-dependencies-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/navigation-stack-backport.build/Debug-appletvos/NavigationStackBackport.build/Objects-normal/arm64/NavigationStackBackport-master-emit-module.d -o /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/navigation-stack-backport.build/Debug-appletvos/NavigationStackBackport.build/Objects-normal/arm64/NavigationStackBackport.swiftmodule -emit-abi-descriptor-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/navigation-stack-backport.build/Debug-appletvos/NavigationStackBackport.build/Objects-normal/arm64/NavigationStackBackport.abi.json
EmitSwiftModule normal arm64 (in target 'NavigationStackBackport' from project 'navigation-stack-backport')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

/Users/admin/builder/spi-builder-workspace/Sources/NavigationStackBackport/Destination.swift:53:13: warning: static property 'defaultValue' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
        static var defaultValue = 0
                   ^
/Users/admin/builder/spi-builder-workspace/Sources/NavigationStackBackport/Destination.swift:53:13: note: convert 'defaultValue' to a 'let' constant to make 'Sendable' shared state immutable
        static var defaultValue = 0
               ~~~ ^
               let
/Users/admin/builder/spi-builder-workspace/Sources/NavigationStackBackport/Destination.swift:53:13: note: add '@MainActor' to make static property 'defaultValue' part of global actor 'MainActor'
        static var defaultValue = 0
                   ^
        @MainActor
/Users/admin/builder/spi-builder-workspace/Sources/NavigationStackBackport/Destination.swift:53:13: note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
        static var defaultValue = 0
                   ^
        nonisolated(unsafe)
/Users/admin/builder/spi-builder-workspace/Sources/NavigationStackBackport/Destination.swift:57:13: warning: static property 'defaultValue' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
        static var defaultValue: Set<Namespace.ID> = []
                   ^
/Users/admin/builder/spi-builder-workspace/Sources/NavigationStackBackport/Destination.swift:57:13: note: convert 'defaultValue' to a 'let' constant to make 'Sendable' shared state immutable
        static var defaultValue: Set<Namespace.ID> = []
               ~~~ ^
               let
/Users/admin/builder/spi-builder-workspace/Sources/NavigationStackBackport/Destination.swift:57:13: note: add '@MainActor' to make static property 'defaultValue' part of global actor 'MainActor'
        static var defaultValue: Set<Namespace.ID> = []
                   ^
        @MainActor
/Users/admin/builder/spi-builder-workspace/Sources/NavigationStackBackport/Destination.swift:57:13: note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
        static var defaultValue: Set<Namespace.ID> = []
                   ^
        nonisolated(unsafe)
/Users/admin/builder/spi-builder-workspace/Sources/NavigationStackBackport/NavigationAuthority.swift:6:34: warning: main actor-isolated property 'delegate' can not be mutated from a nonisolated context; this is an error in the Swift 6 language mode
                didSet { navigationController?.delegate = self }
                                               ^
/Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/AppleTVOS.platform/Developer/SDKs/AppleTVOS18.4.sdk/System/Library/Frameworks/UIKit.framework/Headers/UINavigationController.h:82:73: note: mutation of this property is only permitted within the actor
@property(nullable, nonatomic, weak) id<UINavigationControllerDelegate> delegate;
                                                                        ^
/Users/admin/builder/spi-builder-workspace/Sources/NavigationStackBackport/NavigationAuthority.swift:158:13: warning: static property 'defaultValue' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
        static var defaultValue = NavigationAuthority()
                   ^
/Users/admin/builder/spi-builder-workspace/Sources/NavigationStackBackport/NavigationAuthority.swift:158:13: note: convert 'defaultValue' to a 'let' constant to make 'Sendable' shared state immutable
        static var defaultValue = NavigationAuthority()
               ~~~ ^
               let
/Users/admin/builder/spi-builder-workspace/Sources/NavigationStackBackport/NavigationAuthority.swift:158:13: note: add '@MainActor' to make static property 'defaultValue' part of global actor 'MainActor'
        static var defaultValue = NavigationAuthority()
                   ^
        @MainActor
/Users/admin/builder/spi-builder-workspace/Sources/NavigationStackBackport/NavigationAuthority.swift:158:13: note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
        static var defaultValue = NavigationAuthority()
                   ^
        nonisolated(unsafe)
/Users/admin/builder/spi-builder-workspace/Sources/NavigationStackBackport/NavigationPath.swift:11:27: error: 'NavigationPath' is only available in tvOS 16.0 or newer
        var swiftUIPath: SwiftUI.NavigationPath {
                                 ^
/Users/admin/builder/spi-builder-workspace/Sources/NavigationStackBackport/NavigationPath.swift:11:6: note: add @available attribute to enclosing property
        var swiftUIPath: SwiftUI.NavigationPath {
            ^
/Users/admin/builder/spi-builder-workspace/Sources/NavigationStackBackport/NavigationPath.swift:3:15: note: add @available attribute to enclosing struct
public struct NavigationPath {
              ^
/Users/admin/builder/spi-builder-workspace/Sources/NavigationStackBackport/NavigationPathBox.swift:14:19: error: 'NavigationPath' is only available in tvOS 16.0 or newer
extension SwiftUI.NavigationPath: NavigationPathBox {
                  ^
/Users/admin/builder/spi-builder-workspace/Sources/NavigationStackBackport/NavigationPathBox.swift:14:1: note: add @available attribute to enclosing extension
extension SwiftUI.NavigationPath: NavigationPathBox {
^
/Users/admin/builder/spi-builder-workspace/Sources/NavigationStackBackport/Presentation.swift:84:13: warning: static property 'defaultValue' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
        static var defaultValue: [Namespace.ID] = []
                   ^
/Users/admin/builder/spi-builder-workspace/Sources/NavigationStackBackport/Presentation.swift:84:13: note: convert 'defaultValue' to a 'let' constant to make 'Sendable' shared state immutable
        static var defaultValue: [Namespace.ID] = []
               ~~~ ^
               let
/Users/admin/builder/spi-builder-workspace/Sources/NavigationStackBackport/Presentation.swift:84:13: note: add '@MainActor' to make static property 'defaultValue' part of global actor 'MainActor'
        static var defaultValue: [Namespace.ID] = []
                   ^
        @MainActor
/Users/admin/builder/spi-builder-workspace/Sources/NavigationStackBackport/Presentation.swift:84:13: note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
        static var defaultValue: [Namespace.ID] = []
                   ^
        nonisolated(unsafe)
SwiftCompile normal arm64 Compiling\ Presentation.swift /Users/admin/builder/spi-builder-workspace/Sources/NavigationStackBackport/Presentation.swift (in target 'NavigationStackBackport' from project 'navigation-stack-backport')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/NavigationStackBackport/Presentation.swift (in target 'NavigationStackBackport' from project 'navigation-stack-backport')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

SwiftCompile normal arm64 Compiling\ NavigationPathItem.swift /Users/admin/builder/spi-builder-workspace/Sources/NavigationStackBackport/NavigationPathItem.swift (in target 'NavigationStackBackport' from project 'navigation-stack-backport')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/NavigationStackBackport/NavigationPathItem.swift (in target 'NavigationStackBackport' from project 'navigation-stack-backport')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

SwiftCompile normal arm64 Compiling\ NavigationStack.swift /Users/admin/builder/spi-builder-workspace/Sources/NavigationStackBackport/NavigationStack.swift (in target 'NavigationStackBackport' from project 'navigation-stack-backport')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/NavigationStackBackport/NavigationStack.swift (in target 'NavigationStackBackport' from project 'navigation-stack-backport')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

SwiftCompile normal arm64 Compiling\ NavigationLink.swift,\ NavigationPath.swift /Users/admin/builder/spi-builder-workspace/Sources/NavigationStackBackport/NavigationLink.swift /Users/admin/builder/spi-builder-workspace/Sources/NavigationStackBackport/NavigationPath.swift (in target 'NavigationStackBackport' from project 'navigation-stack-backport')
Command SwiftCompile failed with a nonzero exit code
** BUILD FAILED **
The following build commands failed:
	SwiftEmitModule normal arm64 Emitting\ module\ for\ NavigationStackBackport (in target 'NavigationStackBackport' from project 'navigation-stack-backport')
	EmitSwiftModule normal arm64 (in target 'NavigationStackBackport' from project 'navigation-stack-backport')
	SwiftCompile normal arm64 Compiling\ NavigationLink.swift,\ NavigationPath.swift /Users/admin/builder/spi-builder-workspace/Sources/NavigationStackBackport/NavigationLink.swift /Users/admin/builder/spi-builder-workspace/Sources/NavigationStackBackport/NavigationPath.swift (in target 'NavigationStackBackport' from project 'navigation-stack-backport')
	Building workspace spi-builder-workspace with scheme navigation-stack-backport
(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:
  navigation-stack-backport: /Users/admin/builder/spi-builder-workspace
resolved source packages: navigation-stack-backport
{
  "dependencies" : [
  ],
  "manifest_display_name" : "navigation-stack-backport",
  "name" : "navigation-stack-backport",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
    {
      "name" : "ios",
      "version" : "14.0"
    }
  ],
  "products" : [
    {
      "name" : "NavigationStackBackport",
      "targets" : [
        "NavigationStackBackport"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "NavigationStackBackportTests",
      "module_type" : "SwiftTarget",
      "name" : "NavigationStackBackportTests",
      "path" : "Tests/NavigationStackBackportTests",
      "sources" : [
        "NavigationPathItemTests.swift",
        "NavigationPathTests.swift"
      ],
      "target_dependencies" : [
        "NavigationStackBackport"
      ],
      "type" : "test"
    },
    {
      "c99name" : "NavigationStackBackport",
      "module_type" : "SwiftTarget",
      "name" : "NavigationStackBackport",
      "path" : "Sources/NavigationStackBackport",
      "product_memberships" : [
        "NavigationStackBackport"
      ],
      "sources" : [
        "Backport.swift",
        "CodableRepresentation.swift",
        "Destination.swift",
        "NavigationAuthority.swift",
        "NavigationLink.swift",
        "NavigationPath.swift",
        "NavigationPathBackport.swift",
        "NavigationPathBox.swift",
        "NavigationPathItem.swift",
        "NavigationStack.swift",
        "NavigationUpdate.swift",
        "Presentation.swift",
        "UIKitNavigation.swift"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "5.6"
}
{
  "workspace" : {
    "name" : "spi-builder-workspace",
    "schemes" : [
      "navigation-stack-backport"
    ]
  }
}
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-16.3.0.app xcrun xcodebuild -IDEClonedSourcePackagesDirPathOverride=$PWD/.dependencies -skipMacroValidation -skipPackagePluginValidation -derivedDataPath $PWD/.derivedData build -scheme navigation-stack-backport -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 navigation-stack-backport -destination generic/platform=tvOS
Resolve Package Graph
Resolved source packages:
  navigation-stack-backport: /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 'NavigationStackBackport' in project 'navigation-stack-backport'
        ➜ Explicit dependency on target 'NavigationStackBackport' in project 'navigation-stack-backport'
    Target 'NavigationStackBackport' in project 'navigation-stack-backport' (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
Build description signature: 24986f6ed3fb4adc675884f21141a9c7
Build description path: /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/XCBuildData/24986f6ed3fb4adc675884f21141a9c7.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 NavigationStackBackport normal arm64 com.apple.xcode.tools.swift.compiler (in target 'NavigationStackBackport' from project 'navigation-stack-backport')
    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 NavigationStackBackport -Onone -enforce-exclusivity\=checked @/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/navigation-stack-backport.build/Debug-appletvos/NavigationStackBackport.build/Objects-normal/arm64/NavigationStackBackport.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-tvos14.0 -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 5 -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/navigation-stack-backport.build/Debug-appletvos/NavigationStackBackport.build/Objects-normal/arm64/NavigationStackBackport-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/navigation-stack-backport.build/Debug-appletvos/NavigationStackBackport.build/Objects-normal/arm64/NavigationStackBackport.swiftmodule -validate-clang-modules-once -clang-build-session-file /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/Session.modulevalidation -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/navigation-stack-backport.build/Debug-appletvos/NavigationStackBackport.build/swift-overrides.hmap -emit-const-values -Xfrontend -const-gather-protocols-file -Xfrontend /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/navigation-stack-backport.build/Debug-appletvos/NavigationStackBackport.build/Objects-normal/arm64/NavigationStackBackport_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/navigation-stack-backport.build/Debug-appletvos/NavigationStackBackport.build/DerivedSources-normal/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/navigation-stack-backport.build/Debug-appletvos/NavigationStackBackport.build/DerivedSources/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/navigation-stack-backport.build/Debug-appletvos/NavigationStackBackport.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/navigation-stack-backport.build/Debug-appletvos/NavigationStackBackport.build/Objects-normal/arm64/NavigationStackBackport-Swift.h -working-directory /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode -experimental-emit-module-separately -disable-cmo
SwiftCompile normal arm64 Compiling\ NavigationPathBox.swift /Users/admin/builder/spi-builder-workspace/Sources/NavigationStackBackport/NavigationPathBox.swift (in target 'NavigationStackBackport' from project 'navigation-stack-backport')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/NavigationStackBackport/NavigationPathBox.swift (in target 'NavigationStackBackport' from project 'navigation-stack-backport')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

SwiftCompile normal arm64 Compiling\ NavigationPathBackport.swift /Users/admin/builder/spi-builder-workspace/Sources/NavigationStackBackport/NavigationPathBackport.swift (in target 'NavigationStackBackport' from project 'navigation-stack-backport')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/NavigationStackBackport/NavigationPathBackport.swift (in target 'NavigationStackBackport' from project 'navigation-stack-backport')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

SwiftCompile normal arm64 Compiling\ NavigationStack.swift /Users/admin/builder/spi-builder-workspace/Sources/NavigationStackBackport/NavigationStack.swift (in target 'NavigationStackBackport' from project 'navigation-stack-backport')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/NavigationStackBackport/NavigationStack.swift (in target 'NavigationStackBackport' from project 'navigation-stack-backport')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

SwiftCompile normal arm64 Compiling\ Backport.swift,\ CodableRepresentation.swift /Users/admin/builder/spi-builder-workspace/Sources/NavigationStackBackport/Backport.swift /Users/admin/builder/spi-builder-workspace/Sources/NavigationStackBackport/CodableRepresentation.swift (in target 'NavigationStackBackport' from project 'navigation-stack-backport')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/NavigationStackBackport/Backport.swift (in target 'NavigationStackBackport' from project 'navigation-stack-backport')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/NavigationStackBackport/CodableRepresentation.swift (in target 'NavigationStackBackport' from project 'navigation-stack-backport')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

SwiftCompile normal arm64 Compiling\ NavigationPathItem.swift /Users/admin/builder/spi-builder-workspace/Sources/NavigationStackBackport/NavigationPathItem.swift (in target 'NavigationStackBackport' from project 'navigation-stack-backport')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/NavigationStackBackport/NavigationPathItem.swift (in target 'NavigationStackBackport' from project 'navigation-stack-backport')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

SwiftCompile normal arm64 Compiling\ NavigationLink.swift,\ NavigationPath.swift /Users/admin/builder/spi-builder-workspace/Sources/NavigationStackBackport/NavigationLink.swift /Users/admin/builder/spi-builder-workspace/Sources/NavigationStackBackport/NavigationPath.swift (in target 'NavigationStackBackport' from project 'navigation-stack-backport')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/NavigationStackBackport/NavigationLink.swift (in target 'NavigationStackBackport' from project 'navigation-stack-backport')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/NavigationStackBackport/NavigationPath.swift (in target 'NavigationStackBackport' from project 'navigation-stack-backport')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

SwiftCompile normal arm64 Compiling\ Destination.swift,\ NavigationAuthority.swift /Users/admin/builder/spi-builder-workspace/Sources/NavigationStackBackport/Destination.swift /Users/admin/builder/spi-builder-workspace/Sources/NavigationStackBackport/NavigationAuthority.swift (in target 'NavigationStackBackport' from project 'navigation-stack-backport')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/NavigationStackBackport/Destination.swift (in target 'NavigationStackBackport' from project 'navigation-stack-backport')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/NavigationStackBackport/NavigationAuthority.swift (in target 'NavigationStackBackport' from project 'navigation-stack-backport')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

SwiftCompile normal arm64 Compiling\ UIKitNavigation.swift /Users/admin/builder/spi-builder-workspace/Sources/NavigationStackBackport/UIKitNavigation.swift (in target 'NavigationStackBackport' from project 'navigation-stack-backport')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/NavigationStackBackport/UIKitNavigation.swift (in target 'NavigationStackBackport' from project 'navigation-stack-backport')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

SwiftCompile normal arm64 Compiling\ Presentation.swift /Users/admin/builder/spi-builder-workspace/Sources/NavigationStackBackport/Presentation.swift (in target 'NavigationStackBackport' from project 'navigation-stack-backport')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/NavigationStackBackport/Presentation.swift (in target 'NavigationStackBackport' from project 'navigation-stack-backport')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

SwiftEmitModule normal arm64 Emitting\ module\ for\ NavigationStackBackport (in target 'NavigationStackBackport' from project 'navigation-stack-backport')
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/NavigationStackBackport/Backport.swift /Users/admin/builder/spi-builder-workspace/Sources/NavigationStackBackport/CodableRepresentation.swift /Users/admin/builder/spi-builder-workspace/Sources/NavigationStackBackport/Destination.swift /Users/admin/builder/spi-builder-workspace/Sources/NavigationStackBackport/NavigationAuthority.swift /Users/admin/builder/spi-builder-workspace/Sources/NavigationStackBackport/NavigationLink.swift /Users/admin/builder/spi-builder-workspace/Sources/NavigationStackBackport/NavigationPath.swift /Users/admin/builder/spi-builder-workspace/Sources/NavigationStackBackport/NavigationPathBackport.swift /Users/admin/builder/spi-builder-workspace/Sources/NavigationStackBackport/NavigationPathBox.swift /Users/admin/builder/spi-builder-workspace/Sources/NavigationStackBackport/NavigationPathItem.swift /Users/admin/builder/spi-builder-workspace/Sources/NavigationStackBackport/NavigationStack.swift /Users/admin/builder/spi-builder-workspace/Sources/NavigationStackBackport/NavigationUpdate.swift /Users/admin/builder/spi-builder-workspace/Sources/NavigationStackBackport/Presentation.swift /Users/admin/builder/spi-builder-workspace/Sources/NavigationStackBackport/UIKitNavigation.swift -target arm64-apple-tvos14.0 -Xllvm -aarch64-use-tbi -enable-objc-interop -stack-check -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 5 -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/navigation-stack-backport.build/Debug-appletvos/NavigationStackBackport.build/Objects-normal/arm64/NavigationStackBackport_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/navigation-stack-backport.build/Debug-appletvos/NavigationStackBackport.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/navigation-stack-backport.build/Debug-appletvos/NavigationStackBackport.build/DerivedSources-normal/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/navigation-stack-backport.build/Debug-appletvos/NavigationStackBackport.build/DerivedSources/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/navigation-stack-backport.build/Debug-appletvos/NavigationStackBackport.build/DerivedSources -Xcc -DSWIFT_PACKAGE -Xcc -DDEBUG\=1 -module-name NavigationStackBackport -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/navigation-stack-backport.build/Debug-appletvos/NavigationStackBackport.build/Objects-normal/arm64/NavigationStackBackport.swiftdoc -emit-module-source-info-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/navigation-stack-backport.build/Debug-appletvos/NavigationStackBackport.build/Objects-normal/arm64/NavigationStackBackport.swiftsourceinfo -emit-objc-header-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/navigation-stack-backport.build/Debug-appletvos/NavigationStackBackport.build/Objects-normal/arm64/NavigationStackBackport-Swift.h -serialize-diagnostics-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/navigation-stack-backport.build/Debug-appletvos/NavigationStackBackport.build/Objects-normal/arm64/NavigationStackBackport-master-emit-module.dia -emit-dependencies-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/navigation-stack-backport.build/Debug-appletvos/NavigationStackBackport.build/Objects-normal/arm64/NavigationStackBackport-master-emit-module.d -o /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/navigation-stack-backport.build/Debug-appletvos/NavigationStackBackport.build/Objects-normal/arm64/NavigationStackBackport.swiftmodule -emit-abi-descriptor-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/navigation-stack-backport.build/Debug-appletvos/NavigationStackBackport.build/Objects-normal/arm64/NavigationStackBackport.abi.json
EmitSwiftModule normal arm64 (in target 'NavigationStackBackport' from project 'navigation-stack-backport')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

/Users/admin/builder/spi-builder-workspace/Sources/NavigationStackBackport/NavigationPath.swift:11:27: error: 'NavigationPath' is only available in tvOS 16.0 or newer
        var swiftUIPath: SwiftUI.NavigationPath {
                                 ^
/Users/admin/builder/spi-builder-workspace/Sources/NavigationStackBackport/NavigationPath.swift:11:6: note: add @available attribute to enclosing property
        var swiftUIPath: SwiftUI.NavigationPath {
            ^
/Users/admin/builder/spi-builder-workspace/Sources/NavigationStackBackport/NavigationPath.swift:3:15: note: add @available attribute to enclosing struct
public struct NavigationPath {
              ^
/Users/admin/builder/spi-builder-workspace/Sources/NavigationStackBackport/NavigationPathBox.swift:14:19: error: 'NavigationPath' is only available in tvOS 16.0 or newer
extension SwiftUI.NavigationPath: NavigationPathBox {
                  ^
/Users/admin/builder/spi-builder-workspace/Sources/NavigationStackBackport/NavigationPathBox.swift:14:1: note: add @available attribute to enclosing extension
extension SwiftUI.NavigationPath: NavigationPathBox {
^
SwiftCompile normal arm64 Compiling\ NavigationUpdate.swift /Users/admin/builder/spi-builder-workspace/Sources/NavigationStackBackport/NavigationUpdate.swift (in target 'NavigationStackBackport' from project 'navigation-stack-backport')
Command SwiftCompile failed with a nonzero exit code
** BUILD FAILED **
The following build commands failed:
	SwiftEmitModule normal arm64 Emitting\ module\ for\ NavigationStackBackport (in target 'NavigationStackBackport' from project 'navigation-stack-backport')
	EmitSwiftModule normal arm64 (in target 'NavigationStackBackport' from project 'navigation-stack-backport')
	SwiftCompile normal arm64 Compiling\ NavigationUpdate.swift /Users/admin/builder/spi-builder-workspace/Sources/NavigationStackBackport/NavigationUpdate.swift (in target 'NavigationStackBackport' from project 'navigation-stack-backport')
	Building workspace spi-builder-workspace with scheme navigation-stack-backport
(4 failures)
BUILD FAILURE 6.1 tvOS