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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 Resyncer, reference master (77343d), with Swift 6.1 for tvOS using Xcode 16.3 on 1 May 2025 06:42:28 UTC.

Build Command

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

Build Log

========================================
RunAll
========================================
Builder version: 4.61.2
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/danielepantaleone/Resyncer.git
Reference: master
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/danielepantaleone/Resyncer
 * branch            master     -> FETCH_HEAD
 * [new branch]      master     -> origin/master
HEAD is now at 77343dc Fix running unit tests on GitHub actions
Cloned https://github.com/danielepantaleone/Resyncer.git
Revision (git rev-parse @):
77343dc8862f4cb252f9daf6989e4762986fab6e
SUCCESS checkout https://github.com/danielepantaleone/Resyncer.git at master
========================================
Build
========================================
Selected platform:         tvOS
Swift version:             6.1
Building package at path:  $PWD
https://github.com/danielepantaleone/Resyncer.git
https://github.com/danielepantaleone/Resyncer.git
{
  "dependencies" : [
  ],
  "manifest_display_name" : "Resyncer",
  "name" : "Resyncer",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
    {
      "name" : "ios",
      "version" : "12.0"
    },
    {
      "name" : "macos",
      "version" : "12.0"
    }
  ],
  "products" : [
    {
      "name" : "Resyncer",
      "targets" : [
        "Resyncer"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "ResyncerTests",
      "module_type" : "SwiftTarget",
      "name" : "ResyncerTests",
      "path" : "Tests/ResyncerTests",
      "sources" : [
        "ResyncerTests.swift"
      ],
      "target_dependencies" : [
        "Resyncer"
      ],
      "type" : "test"
    },
    {
      "c99name" : "Resyncer",
      "module_type" : "SwiftTarget",
      "name" : "Resyncer",
      "path" : "Sources/Resyncer",
      "product_memberships" : [
        "Resyncer"
      ],
      "sources" : [
        "Resyncer.swift",
        "ResyncerBox.swift",
        "ResyncerError.swift"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "5.9"
}
Command line invocation:
    /Applications/Xcode-16.3.0.app/Contents/Developer/usr/bin/xcodebuild -IDEClonedSourcePackagesDirPathOverride=/Users/admin/builder/spi-builder-workspace/.dependencies -resolvePackageDependencies
Resolve Package Graph
Resolve Package Graph
Resolved source packages:
  Resyncer: /Users/admin/builder/spi-builder-workspace
resolved source packages: Resyncer
{
  "dependencies" : [
  ],
  "manifest_display_name" : "Resyncer",
  "name" : "Resyncer",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
    {
      "name" : "ios",
      "version" : "12.0"
    },
    {
      "name" : "macos",
      "version" : "12.0"
    }
  ],
  "products" : [
    {
      "name" : "Resyncer",
      "targets" : [
        "Resyncer"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "ResyncerTests",
      "module_type" : "SwiftTarget",
      "name" : "ResyncerTests",
      "path" : "Tests/ResyncerTests",
      "sources" : [
        "ResyncerTests.swift"
      ],
      "target_dependencies" : [
        "Resyncer"
      ],
      "type" : "test"
    },
    {
      "c99name" : "Resyncer",
      "module_type" : "SwiftTarget",
      "name" : "Resyncer",
      "path" : "Sources/Resyncer",
      "product_memberships" : [
        "Resyncer"
      ],
      "sources" : [
        "Resyncer.swift",
        "ResyncerBox.swift",
        "ResyncerError.swift"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "5.9"
}
{
  "workspace" : {
    "name" : "spi-builder-workspace",
    "schemes" : [
      "Resyncer"
    ]
  }
}
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-16.3.0.app xcrun xcodebuild -IDEClonedSourcePackagesDirPathOverride=$PWD/.dependencies -skipMacroValidation -skipPackagePluginValidation -derivedDataPath $PWD/.derivedData build -scheme Resyncer -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 Resyncer -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:
  Resyncer: /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 'Resyncer' in project 'Resyncer'
        ➜ Explicit dependency on target 'Resyncer' in project 'Resyncer'
    Target 'Resyncer' in project 'Resyncer' (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: bf42e8ca1347be56069b89dbb3036195
Build description path: /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/XCBuildData/bf42e8ca1347be56069b89dbb3036195.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/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/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/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/Resyncer.build/Debug-appletvos/Resyncer.build/Resyncer.modulemap (in target 'Resyncer' from project 'Resyncer')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Resyncer.build/Debug-appletvos/Resyncer.build/Resyncer.modulemap
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Resyncer.build/Debug-appletvos/Resyncer.build/Resyncer.DependencyMetadataFileList (in target 'Resyncer' from project 'Resyncer')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Resyncer.build/Debug-appletvos/Resyncer.build/Resyncer.DependencyMetadataFileList
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Resyncer.build/Debug-appletvos/Resyncer.build/Resyncer.DependencyStaticMetadataFileList (in target 'Resyncer' from project 'Resyncer')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Resyncer.build/Debug-appletvos/Resyncer.build/Resyncer.DependencyStaticMetadataFileList
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Resyncer.build/Debug-appletvos/Resyncer.build/Objects-normal/arm64/Resyncer-OutputFileMap.json (in target 'Resyncer' from project 'Resyncer')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Resyncer.build/Debug-appletvos/Resyncer.build/Objects-normal/arm64/Resyncer-OutputFileMap.json
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Resyncer.build/Debug-appletvos/Resyncer.build/Objects-normal/arm64/Resyncer.LinkFileList (in target 'Resyncer' from project 'Resyncer')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Resyncer.build/Debug-appletvos/Resyncer.build/Objects-normal/arm64/Resyncer.LinkFileList
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Resyncer.build/Debug-appletvos/Resyncer.build/Objects-normal/arm64/Resyncer.SwiftConstValuesFileList (in target 'Resyncer' from project 'Resyncer')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Resyncer.build/Debug-appletvos/Resyncer.build/Objects-normal/arm64/Resyncer.SwiftConstValuesFileList
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Resyncer.build/Debug-appletvos/Resyncer.build/Objects-normal/arm64/Resyncer_const_extract_protocols.json (in target 'Resyncer' from project 'Resyncer')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Resyncer.build/Debug-appletvos/Resyncer.build/Objects-normal/arm64/Resyncer_const_extract_protocols.json
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Resyncer.build/Debug-appletvos/Resyncer.build/Objects-normal/arm64/Resyncer.SwiftFileList (in target 'Resyncer' from project 'Resyncer')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Resyncer.build/Debug-appletvos/Resyncer.build/Objects-normal/arm64/Resyncer.SwiftFileList
Copy /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/GeneratedModuleMaps-appletvos/Resyncer.modulemap /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Resyncer.build/Debug-appletvos/Resyncer.build/Resyncer.modulemap (in target 'Resyncer' from project 'Resyncer')
    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/Resyncer.build/Debug-appletvos/Resyncer.build/Resyncer.modulemap /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/GeneratedModuleMaps-appletvos
SwiftDriver Resyncer normal arm64 com.apple.xcode.tools.swift.compiler (in target 'Resyncer' from project 'Resyncer')
    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 Resyncer -Onone -enforce-exclusivity\=checked @/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Resyncer.build/Debug-appletvos/Resyncer.build/Objects-normal/arm64/Resyncer.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-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 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/Resyncer.build/Debug-appletvos/Resyncer.build/Objects-normal/arm64/Resyncer-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/Resyncer.build/Debug-appletvos/Resyncer.build/Objects-normal/arm64/Resyncer.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/Resyncer.build/Debug-appletvos/Resyncer.build/swift-overrides.hmap -emit-const-values -Xfrontend -const-gather-protocols-file -Xfrontend /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Resyncer.build/Debug-appletvos/Resyncer.build/Objects-normal/arm64/Resyncer_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/Resyncer.build/Debug-appletvos/Resyncer.build/DerivedSources-normal/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Resyncer.build/Debug-appletvos/Resyncer.build/DerivedSources/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Resyncer.build/Debug-appletvos/Resyncer.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/Resyncer.build/Debug-appletvos/Resyncer.build/Objects-normal/arm64/Resyncer-Swift.h -working-directory /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode -experimental-emit-module-separately -disable-cmo
SwiftCompile normal arm64 Compiling\ Resyncer.swift /Users/admin/builder/spi-builder-workspace/Sources/Resyncer/Resyncer.swift (in target 'Resyncer' from project 'Resyncer')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/Resyncer/Resyncer.swift (in target 'Resyncer' from project 'Resyncer')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

/Users/admin/builder/spi-builder-workspace/Sources/Resyncer/Resyncer.swift:107:13: warning: capture of 'work' with non-sendable type '(@escaping (Result<T, any Error>) -> Void) -> Void' in a '@Sendable' closure
            work { r in
            ^
/Users/admin/builder/spi-builder-workspace/Sources/Resyncer/Resyncer.swift:107:13: note: a function type must be marked '@Sendable' to conform to 'Sendable'
            work { r in
            ^
/Users/admin/builder/spi-builder-workspace/Sources/Resyncer/Resyncer.swift:110:21: warning: capture of 'result' with non-sendable type 'Result<T, any Error>?' in a '@Sendable' closure
                    result = r
                    ^
/Users/admin/builder/spi-builder-workspace/Sources/Resyncer/Resyncer.swift:97:29: note: consider making generic parameter 'T' conform to the 'Sendable' protocol
    public func synchronize<T>(timeout: TimeInterval = 10.0, work: @escaping (@escaping (Result<T, Error>) -> Void) -> Void) throws -> T {
                            ^
                             : Sendable
/Users/admin/builder/spi-builder-workspace/Sources/Resyncer/Resyncer.swift:110:21: warning: capture of 'result' with non-sendable type 'Result<T, any Error>?' in an isolated closure; this is an error in the Swift 6 language mode
                    result = r
                    ^
/Users/admin/builder/spi-builder-workspace/Sources/Resyncer/Resyncer.swift:97:29: note: consider making generic parameter 'T' conform to the 'Sendable' protocol
    public func synchronize<T>(timeout: TimeInterval = 10.0, work: @escaping (@escaping (Result<T, Error>) -> Void) -> Void) throws -> T {
                            ^
                             : Sendable
/Users/admin/builder/spi-builder-workspace/Sources/Resyncer/Resyncer.swift:110:21: warning: capture of 'result' with non-sendable type 'Result<T, any Error>?' in an isolated closure; this is an error in the Swift 6 language mode
                    result = r
                    ^
/Users/admin/builder/spi-builder-workspace/Sources/Resyncer/Resyncer.swift:97:29: note: consider making generic parameter 'T' conform to the 'Sendable' protocol
    public func synchronize<T>(timeout: TimeInterval = 10.0, work: @escaping (@escaping (Result<T, Error>) -> Void) -> Void) throws -> T {
                            ^
                             : Sendable
/Users/admin/builder/spi-builder-workspace/Sources/Resyncer/Resyncer.swift:109:21: warning: mutation of captured var 'completed' in concurrently-executing code; this is an error in the Swift 6 language mode
                    completed = true
                    ^
/Users/admin/builder/spi-builder-workspace/Sources/Resyncer/Resyncer.swift:110:21: warning: mutation of captured var 'result' in concurrently-executing code; this is an error in the Swift 6 language mode
                    result = r
                    ^
/Users/admin/builder/spi-builder-workspace/Sources/Resyncer/Resyncer.swift:172:9: error: 'Task' is only available in tvOS 13.0 or newer
        Task {
        ^
/Users/admin/builder/spi-builder-workspace/Sources/Resyncer/Resyncer.swift:172:9: note: add 'if #available' version check
        Task {
        ^
/Users/admin/builder/spi-builder-workspace/Sources/Resyncer/Resyncer.swift:163:17: note: add @available attribute to enclosing instance method
    public func synchronize<T>(timeout: TimeInterval = 10.0, work: @escaping () async throws -> T) throws -> T {
                ^
/Users/admin/builder/spi-builder-workspace/Sources/Resyncer/Resyncer.swift:33:20: note: add @available attribute to enclosing class
public final class Resyncer {
                   ^
/Users/admin/builder/spi-builder-workspace/Sources/Resyncer/Resyncer.swift:172:9: error: 'init(priority:operation:)' is only available in tvOS 13.0 or newer
        Task {
        ^
/Users/admin/builder/spi-builder-workspace/Sources/Resyncer/Resyncer.swift:172:9: note: add 'if #available' version check
        Task {
        ^
/Users/admin/builder/spi-builder-workspace/Sources/Resyncer/Resyncer.swift:163:17: note: add @available attribute to enclosing instance method
    public func synchronize<T>(timeout: TimeInterval = 10.0, work: @escaping () async throws -> T) throws -> T {
                ^
/Users/admin/builder/spi-builder-workspace/Sources/Resyncer/Resyncer.swift:33:20: note: add @available attribute to enclosing class
public final class Resyncer {
                   ^
Failed frontend command:
/Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/swift-frontend -frontend -c -primary-file /Users/admin/builder/spi-builder-workspace/Sources/Resyncer/Resyncer.swift /Users/admin/builder/spi-builder-workspace/Sources/Resyncer/ResyncerBox.swift /Users/admin/builder/spi-builder-workspace/Sources/Resyncer/ResyncerError.swift -emit-dependencies-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Resyncer.build/Debug-appletvos/Resyncer.build/Objects-normal/arm64/Resyncer.d -emit-const-values-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Resyncer.build/Debug-appletvos/Resyncer.build/Objects-normal/arm64/Resyncer.swiftconstvalues -emit-reference-dependencies-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Resyncer.build/Debug-appletvos/Resyncer.build/Objects-normal/arm64/Resyncer.swiftdeps -serialize-diagnostics-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Resyncer.build/Debug-appletvos/Resyncer.build/Objects-normal/arm64/Resyncer.dia -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 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/Resyncer.build/Debug-appletvos/Resyncer.build/Objects-normal/arm64/Resyncer_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/Resyncer.build/Debug-appletvos/Resyncer.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/Resyncer.build/Debug-appletvos/Resyncer.build/DerivedSources-normal/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Resyncer.build/Debug-appletvos/Resyncer.build/DerivedSources/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Resyncer.build/Debug-appletvos/Resyncer.build/DerivedSources -Xcc -DSWIFT_PACKAGE -Xcc -DDEBUG\=1 -module-name Resyncer -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 -o /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Resyncer.build/Debug-appletvos/Resyncer.build/Objects-normal/arm64/Resyncer.o -index-unit-output-path /Resyncer.build/Debug-appletvos/Resyncer.build/Objects-normal/arm64/Resyncer.o -index-store-path /Users/admin/builder/spi-builder-workspace/.derivedData/Index.noindex/DataStore -index-system-modules
SwiftEmitModule normal arm64 Emitting\ module\ for\ Resyncer (in target 'Resyncer' from project 'Resyncer')
EmitSwiftModule normal arm64 (in target 'Resyncer' from project 'Resyncer')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

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

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

SwiftDriverJobDiscovery normal arm64 Emitting module for Resyncer (in target 'Resyncer' from project 'Resyncer')
SwiftDriver\ Compilation\ Requirements Resyncer normal arm64 com.apple.xcode.tools.swift.compiler (in target 'Resyncer' from project 'Resyncer')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    builtin-Swift-Compilation-Requirements -- /Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/swiftc -module-name Resyncer -Onone -enforce-exclusivity\=checked @/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Resyncer.build/Debug-appletvos/Resyncer.build/Objects-normal/arm64/Resyncer.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-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 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/Resyncer.build/Debug-appletvos/Resyncer.build/Objects-normal/arm64/Resyncer-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/Resyncer.build/Debug-appletvos/Resyncer.build/Objects-normal/arm64/Resyncer.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/Resyncer.build/Debug-appletvos/Resyncer.build/swift-overrides.hmap -emit-const-values -Xfrontend -const-gather-protocols-file -Xfrontend /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Resyncer.build/Debug-appletvos/Resyncer.build/Objects-normal/arm64/Resyncer_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/Resyncer.build/Debug-appletvos/Resyncer.build/DerivedSources-normal/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Resyncer.build/Debug-appletvos/Resyncer.build/DerivedSources/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Resyncer.build/Debug-appletvos/Resyncer.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/Resyncer.build/Debug-appletvos/Resyncer.build/Objects-normal/arm64/Resyncer-Swift.h -working-directory /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode -experimental-emit-module-separately -disable-cmo
SwiftMergeGeneratedHeaders /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/GeneratedModuleMaps-appletvos/Resyncer-Swift.h /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Resyncer.build/Debug-appletvos/Resyncer.build/Objects-normal/arm64/Resyncer-Swift.h (in target 'Resyncer' from project 'Resyncer')
    cd /Users/admin/builder/spi-builder-workspace
    builtin-swiftHeaderTool -arch arm64 /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Resyncer.build/Debug-appletvos/Resyncer.build/Objects-normal/arm64/Resyncer-Swift.h -o /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/GeneratedModuleMaps-appletvos/Resyncer-Swift.h
Copy /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-appletvos/Resyncer.swiftmodule/arm64-apple-tvos.swiftmodule /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Resyncer.build/Debug-appletvos/Resyncer.build/Objects-normal/arm64/Resyncer.swiftmodule (in target 'Resyncer' from project 'Resyncer')
    cd /Users/admin/builder/spi-builder-workspace
    builtin-copy -exclude .DS_Store -exclude CVS -exclude .svn -exclude .git -exclude .hg -resolve-src-symlinks -rename /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Resyncer.build/Debug-appletvos/Resyncer.build/Objects-normal/arm64/Resyncer.swiftmodule /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-appletvos/Resyncer.swiftmodule/arm64-apple-tvos.swiftmodule
Copy /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-appletvos/Resyncer.swiftmodule/arm64-apple-tvos.abi.json /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Resyncer.build/Debug-appletvos/Resyncer.build/Objects-normal/arm64/Resyncer.abi.json (in target 'Resyncer' from project 'Resyncer')
    cd /Users/admin/builder/spi-builder-workspace
    builtin-copy -exclude .DS_Store -exclude CVS -exclude .svn -exclude .git -exclude .hg -resolve-src-symlinks -rename /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Resyncer.build/Debug-appletvos/Resyncer.build/Objects-normal/arm64/Resyncer.abi.json /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-appletvos/Resyncer.swiftmodule/arm64-apple-tvos.abi.json
Copy /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-appletvos/Resyncer.swiftmodule/arm64-apple-tvos.swiftdoc /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Resyncer.build/Debug-appletvos/Resyncer.build/Objects-normal/arm64/Resyncer.swiftdoc (in target 'Resyncer' from project 'Resyncer')
    cd /Users/admin/builder/spi-builder-workspace
    builtin-copy -exclude .DS_Store -exclude CVS -exclude .svn -exclude .git -exclude .hg -resolve-src-symlinks -rename /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Resyncer.build/Debug-appletvos/Resyncer.build/Objects-normal/arm64/Resyncer.swiftdoc /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-appletvos/Resyncer.swiftmodule/arm64-apple-tvos.swiftdoc
Copy /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-appletvos/Resyncer.swiftmodule/Project/arm64-apple-tvos.swiftsourceinfo /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Resyncer.build/Debug-appletvos/Resyncer.build/Objects-normal/arm64/Resyncer.swiftsourceinfo (in target 'Resyncer' from project 'Resyncer')
    cd /Users/admin/builder/spi-builder-workspace
    builtin-copy -exclude .DS_Store -exclude CVS -exclude .svn -exclude .git -exclude .hg -resolve-src-symlinks -rename /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Resyncer.build/Debug-appletvos/Resyncer.build/Objects-normal/arm64/Resyncer.swiftsourceinfo /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-appletvos/Resyncer.swiftmodule/Project/arm64-apple-tvos.swiftsourceinfo
** BUILD FAILED **
The following build commands failed:
	SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/Resyncer/Resyncer.swift (in target 'Resyncer' from project 'Resyncer')
	SwiftCompile normal arm64 Compiling\ Resyncer.swift /Users/admin/builder/spi-builder-workspace/Sources/Resyncer/Resyncer.swift (in target 'Resyncer' from project 'Resyncer')
	Building workspace spi-builder-workspace with scheme Resyncer
(3 failures)
Command line invocation:
    /Applications/Xcode-16.3.0.app/Contents/Developer/usr/bin/xcodebuild -IDEClonedSourcePackagesDirPathOverride=/Users/admin/builder/spi-builder-workspace/.dependencies -resolvePackageDependencies
Resolve Package Graph
Resolved source packages:
  Resyncer: /Users/admin/builder/spi-builder-workspace
resolved source packages: Resyncer
{
  "dependencies" : [
  ],
  "manifest_display_name" : "Resyncer",
  "name" : "Resyncer",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
    {
      "name" : "ios",
      "version" : "12.0"
    },
    {
      "name" : "macos",
      "version" : "12.0"
    }
  ],
  "products" : [
    {
      "name" : "Resyncer",
      "targets" : [
        "Resyncer"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "ResyncerTests",
      "module_type" : "SwiftTarget",
      "name" : "ResyncerTests",
      "path" : "Tests/ResyncerTests",
      "sources" : [
        "ResyncerTests.swift"
      ],
      "target_dependencies" : [
        "Resyncer"
      ],
      "type" : "test"
    },
    {
      "c99name" : "Resyncer",
      "module_type" : "SwiftTarget",
      "name" : "Resyncer",
      "path" : "Sources/Resyncer",
      "product_memberships" : [
        "Resyncer"
      ],
      "sources" : [
        "Resyncer.swift",
        "ResyncerBox.swift",
        "ResyncerError.swift"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "5.9"
}
{
  "workspace" : {
    "name" : "spi-builder-workspace",
    "schemes" : [
      "Resyncer"
    ]
  }
}
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-16.3.0.app xcrun xcodebuild -IDEClonedSourcePackagesDirPathOverride=$PWD/.dependencies -skipMacroValidation -skipPackagePluginValidation -derivedDataPath $PWD/.derivedData build -scheme Resyncer -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 Resyncer -destination generic/platform=tvOS
Resolve Package Graph
Resolved source packages:
  Resyncer: /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 'Resyncer' in project 'Resyncer'
        ➜ Explicit dependency on target 'Resyncer' in project 'Resyncer'
    Target 'Resyncer' in project 'Resyncer' (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: 8c1679856db9eae813ae017aa8f769f1
Build description path: /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/XCBuildData/8c1679856db9eae813ae017aa8f769f1.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 Resyncer normal arm64 com.apple.xcode.tools.swift.compiler (in target 'Resyncer' from project 'Resyncer')
    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 Resyncer -Onone -enforce-exclusivity\=checked @/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Resyncer.build/Debug-appletvos/Resyncer.build/Objects-normal/arm64/Resyncer.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 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/Resyncer.build/Debug-appletvos/Resyncer.build/Objects-normal/arm64/Resyncer-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/Resyncer.build/Debug-appletvos/Resyncer.build/Objects-normal/arm64/Resyncer.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/Resyncer.build/Debug-appletvos/Resyncer.build/swift-overrides.hmap -emit-const-values -Xfrontend -const-gather-protocols-file -Xfrontend /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Resyncer.build/Debug-appletvos/Resyncer.build/Objects-normal/arm64/Resyncer_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/Resyncer.build/Debug-appletvos/Resyncer.build/DerivedSources-normal/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Resyncer.build/Debug-appletvos/Resyncer.build/DerivedSources/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Resyncer.build/Debug-appletvos/Resyncer.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/Resyncer.build/Debug-appletvos/Resyncer.build/Objects-normal/arm64/Resyncer-Swift.h -working-directory /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode -experimental-emit-module-separately -disable-cmo
SwiftEmitModule normal arm64 Emitting\ module\ for\ Resyncer (in target 'Resyncer' from project 'Resyncer')
EmitSwiftModule normal arm64 (in target 'Resyncer' from project 'Resyncer')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

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

/Users/admin/builder/spi-builder-workspace/Sources/Resyncer/Resyncer.swift:172:9: error: 'Task' is only available in tvOS 13.0 or newer
        Task {
        ^
/Users/admin/builder/spi-builder-workspace/Sources/Resyncer/Resyncer.swift:172:9: note: add 'if #available' version check
        Task {
        ^
/Users/admin/builder/spi-builder-workspace/Sources/Resyncer/Resyncer.swift:163:17: note: add @available attribute to enclosing instance method
    public func synchronize<T>(timeout: TimeInterval = 10.0, work: @escaping () async throws -> T) throws -> T {
                ^
/Users/admin/builder/spi-builder-workspace/Sources/Resyncer/Resyncer.swift:33:20: note: add @available attribute to enclosing class
public final class Resyncer {
                   ^
/Users/admin/builder/spi-builder-workspace/Sources/Resyncer/Resyncer.swift:172:9: error: 'init(priority:operation:)' is only available in tvOS 13.0 or newer
        Task {
        ^
/Users/admin/builder/spi-builder-workspace/Sources/Resyncer/Resyncer.swift:172:9: note: add 'if #available' version check
        Task {
        ^
/Users/admin/builder/spi-builder-workspace/Sources/Resyncer/Resyncer.swift:163:17: note: add @available attribute to enclosing instance method
    public func synchronize<T>(timeout: TimeInterval = 10.0, work: @escaping () async throws -> T) throws -> T {
                ^
/Users/admin/builder/spi-builder-workspace/Sources/Resyncer/Resyncer.swift:33:20: note: add @available attribute to enclosing class
public final class Resyncer {
                   ^
Failed frontend command:
/Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/swift-frontend -frontend -c -primary-file /Users/admin/builder/spi-builder-workspace/Sources/Resyncer/Resyncer.swift /Users/admin/builder/spi-builder-workspace/Sources/Resyncer/ResyncerBox.swift /Users/admin/builder/spi-builder-workspace/Sources/Resyncer/ResyncerError.swift -emit-dependencies-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Resyncer.build/Debug-appletvos/Resyncer.build/Objects-normal/arm64/Resyncer.d -emit-const-values-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Resyncer.build/Debug-appletvos/Resyncer.build/Objects-normal/arm64/Resyncer.swiftconstvalues -emit-reference-dependencies-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Resyncer.build/Debug-appletvos/Resyncer.build/Objects-normal/arm64/Resyncer.swiftdeps -serialize-diagnostics-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Resyncer.build/Debug-appletvos/Resyncer.build/Objects-normal/arm64/Resyncer.dia -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 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/Resyncer.build/Debug-appletvos/Resyncer.build/Objects-normal/arm64/Resyncer_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/Resyncer.build/Debug-appletvos/Resyncer.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/Resyncer.build/Debug-appletvos/Resyncer.build/DerivedSources-normal/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Resyncer.build/Debug-appletvos/Resyncer.build/DerivedSources/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Resyncer.build/Debug-appletvos/Resyncer.build/DerivedSources -Xcc -DSWIFT_PACKAGE -Xcc -DDEBUG\=1 -module-name Resyncer -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 -o /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Resyncer.build/Debug-appletvos/Resyncer.build/Objects-normal/arm64/Resyncer.o -index-unit-output-path /Resyncer.build/Debug-appletvos/Resyncer.build/Objects-normal/arm64/Resyncer.o -index-store-path /Users/admin/builder/spi-builder-workspace/.derivedData/Index.noindex/DataStore -index-system-modules
SwiftCompile normal arm64 Compiling\ ResyncerError.swift /Users/admin/builder/spi-builder-workspace/Sources/Resyncer/ResyncerError.swift (in target 'Resyncer' from project 'Resyncer')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/Resyncer/ResyncerError.swift (in target 'Resyncer' from project 'Resyncer')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

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

SwiftDriverJobDiscovery normal arm64 Compiling ResyncerBox.swift (in target 'Resyncer' from project 'Resyncer')
** BUILD FAILED **
The following build commands failed:
	SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/Resyncer/Resyncer.swift (in target 'Resyncer' from project 'Resyncer')
	SwiftCompile normal arm64 Compiling\ Resyncer.swift /Users/admin/builder/spi-builder-workspace/Sources/Resyncer/Resyncer.swift (in target 'Resyncer' from project 'Resyncer')
	Building workspace spi-builder-workspace with scheme Resyncer
(3 failures)
BUILD FAILURE 6.1 tvOS