Swift Package Index

Build Information

Failed to build unxip, reference v1.1.3 (b3ce1a), with Swift 6.3 for tvOS using Xcode 26.4 on 18 Apr 2026 03:47:25 UTC.

Build Command

env DEVELOPER_DIR=/Applications/Xcode-26.4.0.app xcrun xcodebuild -IDEClonedSourcePackagesDirPathOverride=$PWD/.dependencies -skipMacroValidation -skipPackagePluginValidation -derivedDataPath $PWD/.derivedData build -scheme unxip -destination generic/platform=tvOS

Build Log

========================================
RunAll
========================================
Builder version: 4.70.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/saagarjha/unxip.git
Reference: v1.1.3
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/saagarjha/unxip
 * tag               v1.1.3     -> FETCH_HEAD
HEAD is now at b3ce1ab unxip 1.1.3
Cloned https://github.com/saagarjha/unxip.git
Revision (git rev-parse @):
b3ce1ab4728d4173390c97eddd28e821ad9e2974
SUCCESS checkout https://github.com/saagarjha/unxip.git at v1.1.3
========================================
Build
========================================
Selected platform:         tvOS
Swift version:             6.3
Building package at path:  $PWD
https://github.com/saagarjha/unxip.git
Command line invocation:
    /Applications/Xcode-26.4.0.app/Contents/Developer/usr/bin/xcodebuild -IDEClonedSourcePackagesDirPathOverride=/Users/admin/builder/spi-builder-workspace/.dependencies -resolvePackageDependencies
Resolve Package Graph
Resolve Package Graph
Resolved source packages:
  unxip: /Users/admin/builder/spi-builder-workspace
resolved source packages: unxip
2026-04-17 23:47:08.052 xcodebuild[529:3043] [MT] IDERunDestination: Supported platforms for the buildables in the current scheme is empty.
{
  "dependencies" : [
  ],
  "manifest_display_name" : "unxip",
  "name" : "unxip",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
    {
      "name" : "macos",
      "version" : "11.0"
    }
  ],
  "products" : [
    {
      "name" : "unxip",
      "targets" : [
        "unxip"
      ],
      "type" : {
        "executable" : null
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "unxip",
      "module_type" : "SwiftTarget",
      "name" : "unxip",
      "path" : ".",
      "product_memberships" : [
        "unxip"
      ],
      "sources" : [
        "unxip.swift"
      ],
      "type" : "executable"
    }
  ],
  "tools_version" : "5.5"
}
{
  "workspace" : {
    "name" : "spi-builder-workspace",
    "schemes" : [
      "unxip"
    ]
  }
}
2026-04-17 23:47:15.984 xcodebuild[631:3802] [MT] IDERunDestination: Supported platforms for the buildables in the current scheme is empty.
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-26.4.0.app xcrun xcodebuild -IDEClonedSourcePackagesDirPathOverride=$PWD/.dependencies -skipMacroValidation -skipPackagePluginValidation -derivedDataPath $PWD/.derivedData build -scheme unxip -destination generic/platform=tvOS
Command line invocation:
    /Applications/Xcode-26.4.0.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 unxip -destination generic/platform=tvOS
Resolve Package Graph
Resolved source packages:
  unxip: /Users/admin/builder/spi-builder-workspace
ComputePackagePrebuildTargetDependencyGraph
Prepare packages
CreateBuildRequest
SendProjectDescription
CreateBuildOperation
ComputeTargetDependencyGraph
note: Building targets in dependency order
note: Target dependency graph (1 target)
    Target 'unxip' in project 'unxip' (no dependencies)
GatherProvisioningInputs
CreateBuildDescription
ExecuteExternalTool /Applications/Xcode-26.4.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang -v -E -dM -isysroot /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/AppleTVOS.platform/Developer/SDKs/AppleTVOS26.4.sdk -x c -c /dev/null
ExecuteExternalTool /Applications/Xcode-26.4.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/swiftc --version
ExecuteExternalTool /Applications/Xcode-26.4.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/ld -version_details
Build description signature: c043ef12dba51292e56dbb03f19e3669
Build description path: /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/XCBuildData/c043ef12dba51292e56dbb03f19e3669.xcbuilddata
CreateBuildDirectory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    builtin-create-build-directory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex
CreateBuildDirectory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    builtin-create-build-directory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products
ClangStatCache /Applications/Xcode-26.4.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang-stat-cache /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/AppleTVOS.platform/Developer/SDKs/AppleTVOS26.4.sdk /Users/admin/builder/spi-builder-workspace/.derivedData/SDKStatCaches.noindex/appletvos26.4-23L236-688ef53f1462e2c8f657fdc38a81448fe9417fc108aa677fd4261ecaa021a5e7.sdkstatcache
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    /Applications/Xcode-26.4.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang-stat-cache /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/AppleTVOS.platform/Developer/SDKs/AppleTVOS26.4.sdk -o /Users/admin/builder/spi-builder-workspace/.derivedData/SDKStatCaches.noindex/appletvos26.4-23L236-688ef53f1462e2c8f657fdc38a81448fe9417fc108aa677fd4261ecaa021a5e7.sdkstatcache
CreateBuildDirectory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ExplicitPrecompiledModules
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    builtin-create-build-directory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ExplicitPrecompiledModules
CreateBuildDirectory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SwiftExplicitPrecompiledModules
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    builtin-create-build-directory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SwiftExplicitPrecompiledModules
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/unxip.build/Debug-appletvos/unxip.build/unxip.DependencyMetadataFileList (in target 'unxip' from project 'unxip')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/unxip.build/Debug-appletvos/unxip.build/unxip.DependencyMetadataFileList
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/unxip.build/Debug-appletvos/unxip.build/unxip.DependencyStaticMetadataFileList (in target 'unxip' from project 'unxip')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/unxip.build/Debug-appletvos/unxip.build/unxip.DependencyStaticMetadataFileList
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/unxip.build/Debug-appletvos/unxip.build/Objects-normal/arm64/unxip_const_extract_protocols.json (in target 'unxip' from project 'unxip')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/unxip.build/Debug-appletvos/unxip.build/Objects-normal/arm64/unxip_const_extract_protocols.json
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/unxip.build/Debug-appletvos/unxip.build/Objects-normal/arm64/unxip.LinkFileList (in target 'unxip' from project 'unxip')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/unxip.build/Debug-appletvos/unxip.build/Objects-normal/arm64/unxip.LinkFileList
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/unxip.build/Debug-appletvos/unxip.build/Objects-normal/arm64/unxip.SwiftFileList (in target 'unxip' from project 'unxip')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/unxip.build/Debug-appletvos/unxip.build/Objects-normal/arm64/unxip.SwiftFileList
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/unxip.build/Debug-appletvos/unxip.build/Objects-normal/arm64/unxip-OutputFileMap.json (in target 'unxip' from project 'unxip')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/unxip.build/Debug-appletvos/unxip.build/Objects-normal/arm64/unxip-OutputFileMap.json
SwiftDriver unxip normal arm64 com.apple.xcode.tools.swift.compiler (in target 'unxip' from project 'unxip')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    builtin-SwiftDriver -- /Applications/Xcode-26.4.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/swiftc -module-name unxip -Onone @/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/unxip.build/Debug-appletvos/unxip.build/Objects-normal/arm64/unxip.SwiftFileList -DSWIFT_PACKAGE -DDEBUG -DXcode -plugin-path /Applications/Xcode-26.4.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift/host/plugins/testing -enable-experimental-feature DebugDescriptionMacro -sdk /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/AppleTVOS.platform/Developer/SDKs/AppleTVOS26.4.sdk -target arm64-apple-tvos12.0 -g -module-cache-path /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex -Xfrontend -serialize-debugging-options -enable-testing -index-store-path /Users/admin/builder/spi-builder-workspace/.derivedData/Index.noindex/DataStore -Xcc -D_LIBCPP_HARDENING_MODE\=_LIBCPP_HARDENING_MODE_DEBUG -swift-version 5 -I /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-appletvos -Isystem /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/AppleTVOS.platform/Developer/usr/lib -F /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-appletvos -F /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/AppleTVOS.platform/Developer/Library/Frameworks -F /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/AppleTVOS.platform/Developer/SDKs/AppleTVOS26.4.sdk/Developer/Library/Frameworks -parse-as-library -c -j10 -enable-batch-mode -incremental -Xcc -ivfsstatcache -Xcc /Users/admin/builder/spi-builder-workspace/.derivedData/SDKStatCaches.noindex/appletvos26.4-23L236-688ef53f1462e2c8f657fdc38a81448fe9417fc108aa677fd4261ecaa021a5e7.sdkstatcache -output-file-map /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/unxip.build/Debug-appletvos/unxip.build/Objects-normal/arm64/unxip-OutputFileMap.json -use-frontend-parseable-output -save-temps -no-color-diagnostics -explicit-module-build -module-cache-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SwiftExplicitPrecompiledModules -clang-scanner-module-cache-path /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex -sdk-module-cache-path /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex -serialize-diagnostics -emit-dependencies -emit-module -emit-module-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/unxip.build/Debug-appletvos/unxip.build/Objects-normal/arm64/unxip.swiftmodule -validate-clang-modules-once -clang-build-session-file /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/Session.modulevalidation -emit-const-values -Xfrontend -const-gather-protocols-file -Xfrontend /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/unxip.build/Debug-appletvos/unxip.build/Objects-normal/arm64/unxip_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/unxip.build/Debug-appletvos/unxip.build/DerivedSources-normal/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/unxip.build/Debug-appletvos/unxip.build/DerivedSources/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/unxip.build/Debug-appletvos/unxip.build/DerivedSources -Xcc -DSWIFT_PACKAGE -Xcc -DDEBUG\=1 -working-directory /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode -experimental-emit-module-separately -disable-cmo
SwiftExplicitDependencyGeneratePcm arm64 /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/_Builtin_stdbool-CTW4BL8O8PXECFGEXKIKZLVOF.pcm
SwiftExplicitDependencyGeneratePcm arm64 /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/ptrcheck-1IU6E9SKRA3YNK7CWSCP8LFFS.pcm
SwiftExplicitDependencyGeneratePcm arm64 /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/SwiftShims-9YF1YACEBW6IEGLI4RGNNNLKV.pcm
SwiftExplicitDependencyGeneratePcm arm64 /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/_Builtin_stdarg-6IR74AZANZ723GQ22P5KSUCNO.pcm
SwiftExplicitDependencyGeneratePcm arm64 /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/ptrauth-A40102RLLHJJJ9IDUDEST5BCC.pcm
SwiftExplicitDependencyGeneratePcm arm64 /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/_SwiftConcurrencyShims-96MY5YMIZE1U4MOE11R9ULKIT.pcm
SwiftExplicitDependencyGeneratePcm arm64 /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/_Builtin_float-9H0QRNNC5ZMLD86R6TPVNQQLB.pcm
SwiftExplicitDependencyGeneratePcm arm64 /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/_Builtin_stddef-C6Z7GBHIDKCEKLMFM2YYI3A7W.pcm
SwiftExplicitDependencyGeneratePcm arm64 /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/_AvailabilityInternal-AQ1HY8MQB40OBEMHIY1GTTYAP.pcm
SwiftExplicitDependencyGeneratePcm arm64 /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/_DarwinFoundation1-C8K25E426DLKPVCAJ8SHHXWCC.pcm
SwiftExplicitDependencyGeneratePcm arm64 /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/_Builtin_limits-AJ9HGUY5IRAH91VM50P1L9B11.pcm
SwiftExplicitDependencyGeneratePcm arm64 /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/_DarwinFoundation2-83M597VMZ10XO5UMBNT95WK00.pcm
SwiftExplicitDependencyGeneratePcm arm64 /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/_Builtin_stdint-2JW6725WSOM329AHHOI2IXHEL.pcm
SwiftExplicitDependencyGeneratePcm arm64 /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/sys_types-4OHVUM6HD4FHWY3AVYX8MYOG5.pcm
SwiftExplicitDependencyGeneratePcm arm64 /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/_DarwinFoundation3-2FMS4S00LDVTM3A5F3HG2NCPF.pcm
SwiftExplicitDependencyGeneratePcm arm64 /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/_Builtin_inttypes-EK28CMNHQB1F0TL1JOVI3MZKI.pcm
SwiftExplicitDependencyGeneratePcm arm64 /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/Darwin-5GDWD1R0ICI11NFRTJALQMUXN.pcm
SwiftExplicitDependencyGeneratePcm arm64 /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/Compression-DK6X92H4HNH89IWHEFYVOQ5RY.pcm
SwiftExplicitDependencyGeneratePcm arm64 /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/ObjectiveC-4QNQ63T8WBQT7Y6WL2QAAYPBA.pcm
SwiftExplicitDependencyGeneratePcm arm64 /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/os_object-26N59NSK2V9GM0RAGWJKYQ34I.pcm
SwiftExplicitDependencyGeneratePcm arm64 /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/os_workgroup-9LU39TAQEKUMHYW4P4QHHRUB5.pcm
SwiftExplicitDependencyGeneratePcm arm64 /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/Dispatch-3L2DRS4XWXWJFWZ35FJ52YWX5.pcm
SwiftExplicitDependencyGeneratePcm arm64 /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/XPC-C379776BHPBCF6T0UJQ2T5KDU.pcm
SwiftExplicitDependencyGeneratePcm arm64 /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/CoreFoundation-D0YBWMNC4I2CMNNCJIKGGV2JT.pcm
SwiftExplicitDependencyGeneratePcm arm64 /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/CFNetwork-AUUBCXQJ3JUND273V2HIDNB00.pcm
SwiftExplicitDependencyGeneratePcm arm64 /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/Security-407VQ2T1SPKBHZUHTGS89B2G3.pcm
SwiftExplicitDependencyGeneratePcm arm64 /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/Foundation-DBRMRWHF30W1EVX28MPWOGTP4.pcm
SwiftEmitModule normal arm64 Emitting\ module\ for\ unxip (in target 'unxip' from project 'unxip')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/unxip.swift (in target 'unxip' from project 'unxip')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

/Users/admin/builder/spi-builder-workspace/unxip.swift:17:42: error: concurrency is only available in tvOS 13.0.0 or newer
        func yieldWithBackoff(_ value: Element) async {
                                                ^
/Users/admin/builder/spi-builder-workspace/unxip.swift:17:7: note: add '@available' attribute to enclosing instance method
        func yieldWithBackoff(_ value: Element) async {
             ^
/Users/admin/builder/spi-builder-workspace/unxip.swift:16:1: note: add '@available' attribute to enclosing extension
extension AsyncStream.Continuation {
^
/Users/admin/builder/spi-builder-workspace/unxip.swift:16:11: error: 'AsyncStream' is only available in tvOS 13.0 or newer
extension AsyncStream.Continuation {
          ^
/Users/admin/builder/spi-builder-workspace/unxip.swift:16:1: note: add '@available' attribute to enclosing extension
extension AsyncStream.Continuation {
^
/Users/admin/builder/spi-builder-workspace/unxip.swift:29:15: error: 'AsyncStream' is only available in tvOS 13.0 or newer
        var results: AsyncStream<TaskResult> {
                     ^
/Users/admin/builder/spi-builder-workspace/unxip.swift:29:6: note: add '@available' attribute to enclosing property
        var results: AsyncStream<TaskResult> {
            ^
/Users/admin/builder/spi-builder-workspace/unxip.swift:25:8: note: add '@available' attribute to enclosing generic struct
struct ConcurrentStream<TaskResult: Sendable> {
       ^
/Users/admin/builder/spi-builder-workspace/unxip.swift:72:89: error: 'Task' is only available in tvOS 13.0 or newer
        mutating func addRunningTask(operation: @escaping @Sendable () async -> TaskResult) -> Task<TaskResult, Never> {
                                                                                               ^
/Users/admin/builder/spi-builder-workspace/unxip.swift:72:16: note: add '@available' attribute to enclosing instance method
        mutating func addRunningTask(operation: @escaping @Sendable () async -> TaskResult) -> Task<TaskResult, Never> {
                      ^
/Users/admin/builder/spi-builder-workspace/unxip.swift:25:8: note: add '@available' attribute to enclosing generic struct
struct ConcurrentStream<TaskResult: Sendable> {
       ^
/Users/admin/builder/spi-builder-workspace/unxip.swift:84:6: warning: stored property 'buffer' of 'Sendable'-conforming class 'Chunk' has non-Sendable type 'UnsafeBufferPointer<UInt8>'; this is an error in the Swift 6 language mode
        let buffer: UnsafeBufferPointer<UInt8>
            ^
Swift.UnsafeBufferPointer:1:23: note: generic struct 'UnsafeBufferPointer' does not conform to the 'Sendable' protocol
@frozen public struct UnsafeBufferPointer<Element> : Copyable where Element : ~Copyable {
                      ^
/Users/admin/builder/spi-builder-workspace/unxip.swift:117:24: error: concurrency is only available in tvOS 13.0.0 or newer
        func compressedData() async -> [UInt8]? {
                              ^
/Users/admin/builder/spi-builder-workspace/unxip.swift:117:7: note: add '@available' attribute to enclosing instance method
        func compressedData() async -> [UInt8]? {
             ^
/Users/admin/builder/spi-builder-workspace/unxip.swift:99:8: note: add '@available' attribute to enclosing struct
struct File {
       ^
/Users/admin/builder/spi-builder-workspace/unxip.swift:372:33: error: 'AsyncSequence' is only available in tvOS 13.0 or newer
        static func files<ChunkStream: AsyncSequence>(in chunkStream: ChunkStream) -> AsyncStream<File> where ChunkStream.Element == Chunk {
                                       ^
/Users/admin/builder/spi-builder-workspace/unxip.swift:372:14: note: add '@available' attribute to enclosing static method
        static func files<ChunkStream: AsyncSequence>(in chunkStream: ChunkStream) -> AsyncStream<File> where ChunkStream.Element == Chunk {
                    ^
/Users/admin/builder/spi-builder-workspace/unxip.swift:323:8: note: add '@available' attribute to enclosing struct
struct Main {
       ^
/Users/admin/builder/spi-builder-workspace/unxip.swift:372:80: error: 'AsyncStream' is only available in tvOS 13.0 or newer
        static func files<ChunkStream: AsyncSequence>(in chunkStream: ChunkStream) -> AsyncStream<File> where ChunkStream.Element == Chunk {
                                                                                      ^
/Users/admin/builder/spi-builder-workspace/unxip.swift:372:14: note: add '@available' attribute to enclosing static method
        static func files<ChunkStream: AsyncSequence>(in chunkStream: ChunkStream) -> AsyncStream<File> where ChunkStream.Element == Chunk {
                    ^
/Users/admin/builder/spi-builder-workspace/unxip.swift:323:8: note: add '@available' attribute to enclosing struct
struct Main {
       ^
/Users/admin/builder/spi-builder-workspace/unxip.swift:436:66: error: concurrency is only available in tvOS 13.0.0 or newer
        static func parseContent(_ content: UnsafeBufferPointer<UInt8>) async {
                                                                        ^
/Users/admin/builder/spi-builder-workspace/unxip.swift:436:14: note: add '@available' attribute to enclosing static method
        static func parseContent(_ content: UnsafeBufferPointer<UInt8>) async {
                    ^
/Users/admin/builder/spi-builder-workspace/unxip.swift:323:8: note: add '@available' attribute to enclosing struct
struct Main {
       ^
/Users/admin/builder/spi-builder-workspace/unxip.swift:601:21: error: concurrency is only available in tvOS 13.0.0 or newer
        static func main() async throws {
                           ^
/Users/admin/builder/spi-builder-workspace/unxip.swift:601:14: note: add '@available' attribute to enclosing static method
        static func main() async throws {
                    ^
/Users/admin/builder/spi-builder-workspace/unxip.swift:323:8: note: add '@available' attribute to enclosing struct
struct Main {
       ^
Failed frontend command:
/Applications/Xcode-26.4.0.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/unxip.swift -target arm64-apple-tvos12.0 -load-resolved-plugin /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/AppleTVOS.platform/Developer/usr/lib/swift/host/plugins/libFoundationMacros.dylib\#/Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/AppleTVOS.platform/Developer/usr/bin/swift-plugin-server\#FoundationMacros -load-resolved-plugin /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/AppleTVOS.platform/Developer/usr/lib/swift/host/plugins/libObservationMacros.dylib\#/Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/AppleTVOS.platform/Developer/usr/bin/swift-plugin-server\#ObservationMacros -load-resolved-plugin /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/AppleTVOS.platform/Developer/usr/lib/swift/host/plugins/libSwiftMacros.dylib\#/Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/AppleTVOS.platform/Developer/usr/bin/swift-plugin-server\#SwiftMacros -disable-implicit-swift-modules -Xcc -fno-implicit-modules -Xcc -fno-implicit-module-maps -explicit-swift-module-map-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/unxip.build/Debug-appletvos/unxip.build/Objects-normal/arm64/unxip-dependencies-1.json -Xllvm -aarch64-use-tbi -enable-objc-interop -sdk /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/AppleTVOS.platform/Developer/SDKs/AppleTVOS26.4.sdk -I /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-appletvos -Isystem /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/AppleTVOS.platform/Developer/usr/lib -F /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-appletvos -F /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/AppleTVOS.platform/Developer/Library/Frameworks -F /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/AppleTVOS.platform/Developer/SDKs/AppleTVOS26.4.sdk/Developer/Library/Frameworks -no-color-diagnostics -Xcc -fno-color-diagnostics -enable-testing -g -debug-info-format\=dwarf -dwarf-version\=4 -module-cache-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SwiftExplicitPrecompiledModules -swift-version 5 -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/unxip.build/Debug-appletvos/unxip.build/Objects-normal/arm64/unxip_const_extract_protocols.json -enable-experimental-feature DebugDescriptionMacro -empty-abi-descriptor -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 -enable-anonymous-context-mangled-names -file-compilation-dir /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode -Xcc -D_LIBCPP_HARDENING_MODE\=_LIBCPP_HARDENING_MODE_DEBUG -Xcc -ivfsstatcache -Xcc /Users/admin/builder/spi-builder-workspace/.derivedData/SDKStatCaches.noindex/appletvos26.4-23L236-688ef53f1462e2c8f657fdc38a81448fe9417fc108aa677fd4261ecaa021a5e7.sdkstatcache -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/unxip.build/Debug-appletvos/unxip.build/DerivedSources-normal/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/unxip.build/Debug-appletvos/unxip.build/DerivedSources/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/unxip.build/Debug-appletvos/unxip.build/DerivedSources -Xcc -DSWIFT_PACKAGE -Xcc -DDEBUG\=1 -no-auto-bridging-header-chaining -module-name unxip -frontend-parseable-output -disable-clang-spi -clang-target arm64-apple-tvos26.4 -target-sdk-version 26.4 -target-sdk-name appletvos26.4 -in-process-plugin-server-path /Applications/Xcode-26.4.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift/host/libSwiftInProcPluginServer.dylib -emit-module-doc-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/unxip.build/Debug-appletvos/unxip.build/Objects-normal/arm64/unxip.swiftdoc -emit-module-source-info-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/unxip.build/Debug-appletvos/unxip.build/Objects-normal/arm64/unxip.swiftsourceinfo -serialize-diagnostics-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/unxip.build/Debug-appletvos/unxip.build/Objects-normal/arm64/unxip-primary-emit-module.dia -emit-dependencies-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/unxip.build/Debug-appletvos/unxip.build/Objects-normal/arm64/unxip-primary-emit-module.d -parse-as-library -o /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/unxip.build/Debug-appletvos/unxip.build/Objects-normal/arm64/unxip.swiftmodule -emit-abi-descriptor-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/unxip.build/Debug-appletvos/unxip.build/Objects-normal/arm64/unxip.abi.json
SwiftCompile normal arm64 Compiling\ unxip.swift /Users/admin/builder/spi-builder-workspace/unxip.swift (in target 'unxip' from project 'unxip')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/unxip.swift (in target 'unxip' from project 'unxip')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

2026-04-17 23:47:17.469 xcodebuild[638:3861] [MT] IDERunDestination: Supported platforms for the buildables in the current scheme is empty.
** BUILD FAILED **
The following build commands failed:
	SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/unxip.swift (in target 'unxip' from project 'unxip')
	SwiftEmitModule normal arm64 Emitting\ module\ for\ unxip (in target 'unxip' from project 'unxip')
	Building workspace spi-builder-workspace with scheme unxip
(3 failures)
Command line invocation:
    /Applications/Xcode-26.4.0.app/Contents/Developer/usr/bin/xcodebuild -IDEClonedSourcePackagesDirPathOverride=/Users/admin/builder/spi-builder-workspace/.dependencies -resolvePackageDependencies
Resolve Package Graph
Resolved source packages:
  unxip: /Users/admin/builder/spi-builder-workspace
resolved source packages: unxip
2026-04-17 23:47:23.069 xcodebuild[684:4080] [MT] IDERunDestination: Supported platforms for the buildables in the current scheme is empty.
{
  "dependencies" : [
  ],
  "manifest_display_name" : "unxip",
  "name" : "unxip",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
    {
      "name" : "macos",
      "version" : "11.0"
    }
  ],
  "products" : [
    {
      "name" : "unxip",
      "targets" : [
        "unxip"
      ],
      "type" : {
        "executable" : null
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "unxip",
      "module_type" : "SwiftTarget",
      "name" : "unxip",
      "path" : ".",
      "product_memberships" : [
        "unxip"
      ],
      "sources" : [
        "unxip.swift"
      ],
      "type" : "executable"
    }
  ],
  "tools_version" : "5.5"
}
{
  "workspace" : {
    "name" : "spi-builder-workspace",
    "schemes" : [
      "unxip"
    ]
  }
}
2026-04-17 23:47:24.195 xcodebuild[694:4174] [MT] IDERunDestination: Supported platforms for the buildables in the current scheme is empty.
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-26.4.0.app xcrun xcodebuild -IDEClonedSourcePackagesDirPathOverride=$PWD/.dependencies -skipMacroValidation -skipPackagePluginValidation -derivedDataPath $PWD/.derivedData build -scheme unxip -destination generic/platform=tvOS
Command line invocation:
    /Applications/Xcode-26.4.0.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 unxip -destination generic/platform=tvOS
Resolve Package Graph
Resolved source packages:
  unxip: /Users/admin/builder/spi-builder-workspace
ComputePackagePrebuildTargetDependencyGraph
Prepare packages
CreateBuildRequest
SendProjectDescription
CreateBuildOperation
ComputeTargetDependencyGraph
note: Building targets in dependency order
note: Target dependency graph (1 target)
    Target 'unxip' in project 'unxip' (no dependencies)
GatherProvisioningInputs
CreateBuildDescription
ClangStatCache /Applications/Xcode-26.4.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang-stat-cache /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/AppleTVOS.platform/Developer/SDKs/AppleTVOS26.4.sdk /Users/admin/builder/spi-builder-workspace/.derivedData/SDKStatCaches.noindex/appletvos26.4-23L236-688ef53f1462e2c8f657fdc38a81448fe9417fc108aa677fd4261ecaa021a5e7.sdkstatcache
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    /Applications/Xcode-26.4.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang-stat-cache /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/AppleTVOS.platform/Developer/SDKs/AppleTVOS26.4.sdk -o /Users/admin/builder/spi-builder-workspace/.derivedData/SDKStatCaches.noindex/appletvos26.4-23L236-688ef53f1462e2c8f657fdc38a81448fe9417fc108aa677fd4261ecaa021a5e7.sdkstatcache
SwiftDriver unxip normal arm64 com.apple.xcode.tools.swift.compiler (in target 'unxip' from project 'unxip')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    builtin-SwiftDriver -- /Applications/Xcode-26.4.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/swiftc -module-name unxip -Onone @/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/unxip.build/Debug-appletvos/unxip.build/Objects-normal/arm64/unxip.SwiftFileList -DSWIFT_PACKAGE -DDEBUG -DXcode -plugin-path /Applications/Xcode-26.4.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift/host/plugins/testing -enable-experimental-feature DebugDescriptionMacro -sdk /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/AppleTVOS.platform/Developer/SDKs/AppleTVOS26.4.sdk -target arm64-apple-tvos12.0 -g -module-cache-path /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex -Xfrontend -serialize-debugging-options -enable-testing -index-store-path /Users/admin/builder/spi-builder-workspace/.derivedData/Index.noindex/DataStore -Xcc -D_LIBCPP_HARDENING_MODE\=_LIBCPP_HARDENING_MODE_DEBUG -swift-version 5 -I /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-appletvos -Isystem /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/AppleTVOS.platform/Developer/usr/lib -F /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-appletvos -F /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/AppleTVOS.platform/Developer/Library/Frameworks -F /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/AppleTVOS.platform/Developer/SDKs/AppleTVOS26.4.sdk/Developer/Library/Frameworks -parse-as-library -c -j10 -enable-batch-mode -incremental -Xcc -ivfsstatcache -Xcc /Users/admin/builder/spi-builder-workspace/.derivedData/SDKStatCaches.noindex/appletvos26.4-23L236-688ef53f1462e2c8f657fdc38a81448fe9417fc108aa677fd4261ecaa021a5e7.sdkstatcache -output-file-map /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/unxip.build/Debug-appletvos/unxip.build/Objects-normal/arm64/unxip-OutputFileMap.json -use-frontend-parseable-output -save-temps -no-color-diagnostics -explicit-module-build -module-cache-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SwiftExplicitPrecompiledModules -clang-scanner-module-cache-path /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex -sdk-module-cache-path /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex -serialize-diagnostics -emit-dependencies -emit-module -emit-module-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/unxip.build/Debug-appletvos/unxip.build/Objects-normal/arm64/unxip.swiftmodule -validate-clang-modules-once -clang-build-session-file /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/Session.modulevalidation -emit-const-values -Xfrontend -const-gather-protocols-file -Xfrontend /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/unxip.build/Debug-appletvos/unxip.build/Objects-normal/arm64/unxip_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/unxip.build/Debug-appletvos/unxip.build/DerivedSources-normal/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/unxip.build/Debug-appletvos/unxip.build/DerivedSources/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/unxip.build/Debug-appletvos/unxip.build/DerivedSources -Xcc -DSWIFT_PACKAGE -Xcc -DDEBUG\=1 -working-directory /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode -experimental-emit-module-separately -disable-cmo
SwiftCompile normal arm64 Compiling\ unxip.swift /Users/admin/builder/spi-builder-workspace/unxip.swift (in target 'unxip' from project 'unxip')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/unxip.swift (in target 'unxip' from project 'unxip')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

SwiftEmitModule normal arm64 Emitting\ module\ for\ unxip (in target 'unxip' from project 'unxip')
Failed frontend command:
/Applications/Xcode-26.4.0.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/unxip.swift -target arm64-apple-tvos12.0 -load-resolved-plugin /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/AppleTVOS.platform/Developer/usr/lib/swift/host/plugins/libFoundationMacros.dylib\#/Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/AppleTVOS.platform/Developer/usr/bin/swift-plugin-server\#FoundationMacros -load-resolved-plugin /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/AppleTVOS.platform/Developer/usr/lib/swift/host/plugins/libObservationMacros.dylib\#/Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/AppleTVOS.platform/Developer/usr/bin/swift-plugin-server\#ObservationMacros -load-resolved-plugin /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/AppleTVOS.platform/Developer/usr/lib/swift/host/plugins/libSwiftMacros.dylib\#/Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/AppleTVOS.platform/Developer/usr/bin/swift-plugin-server\#SwiftMacros -disable-implicit-swift-modules -Xcc -fno-implicit-modules -Xcc -fno-implicit-module-maps -explicit-swift-module-map-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/unxip.build/Debug-appletvos/unxip.build/Objects-normal/arm64/unxip-dependencies-1.json -Xllvm -aarch64-use-tbi -enable-objc-interop -sdk /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/AppleTVOS.platform/Developer/SDKs/AppleTVOS26.4.sdk -I /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-appletvos -Isystem /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/AppleTVOS.platform/Developer/usr/lib -F /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-appletvos -F /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/AppleTVOS.platform/Developer/Library/Frameworks -F /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/AppleTVOS.platform/Developer/SDKs/AppleTVOS26.4.sdk/Developer/Library/Frameworks -no-color-diagnostics -Xcc -fno-color-diagnostics -enable-testing -g -debug-info-format\=dwarf -dwarf-version\=4 -module-cache-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SwiftExplicitPrecompiledModules -swift-version 5 -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/unxip.build/Debug-appletvos/unxip.build/Objects-normal/arm64/unxip_const_extract_protocols.json -enable-experimental-feature DebugDescriptionMacro -empty-abi-descriptor -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 -enable-anonymous-context-mangled-names -file-compilation-dir /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode -Xcc -D_LIBCPP_HARDENING_MODE\=_LIBCPP_HARDENING_MODE_DEBUG -Xcc -ivfsstatcache -Xcc /Users/admin/builder/spi-builder-workspace/.derivedData/SDKStatCaches.noindex/appletvos26.4-23L236-688ef53f1462e2c8f657fdc38a81448fe9417fc108aa677fd4261ecaa021a5e7.sdkstatcache -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/unxip.build/Debug-appletvos/unxip.build/DerivedSources-normal/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/unxip.build/Debug-appletvos/unxip.build/DerivedSources/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/unxip.build/Debug-appletvos/unxip.build/DerivedSources -Xcc -DSWIFT_PACKAGE -Xcc -DDEBUG\=1 -no-auto-bridging-header-chaining -module-name unxip -frontend-parseable-output -disable-clang-spi -clang-target arm64-apple-tvos26.4 -target-sdk-version 26.4 -target-sdk-name appletvos26.4 -in-process-plugin-server-path /Applications/Xcode-26.4.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift/host/libSwiftInProcPluginServer.dylib -emit-module-doc-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/unxip.build/Debug-appletvos/unxip.build/Objects-normal/arm64/unxip.swiftdoc -emit-module-source-info-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/unxip.build/Debug-appletvos/unxip.build/Objects-normal/arm64/unxip.swiftsourceinfo -serialize-diagnostics-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/unxip.build/Debug-appletvos/unxip.build/Objects-normal/arm64/unxip-primary-emit-module.dia -emit-dependencies-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/unxip.build/Debug-appletvos/unxip.build/Objects-normal/arm64/unxip-primary-emit-module.d -parse-as-library -o /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/unxip.build/Debug-appletvos/unxip.build/Objects-normal/arm64/unxip.swiftmodule -emit-abi-descriptor-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/unxip.build/Debug-appletvos/unxip.build/Objects-normal/arm64/unxip.abi.json
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/unxip.swift (in target 'unxip' from project 'unxip')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

/Users/admin/builder/spi-builder-workspace/unxip.swift:17:42: error: concurrency is only available in tvOS 13.0.0 or newer
        func yieldWithBackoff(_ value: Element) async {
                                                ^
/Users/admin/builder/spi-builder-workspace/unxip.swift:17:7: note: add '@available' attribute to enclosing instance method
        func yieldWithBackoff(_ value: Element) async {
             ^
/Users/admin/builder/spi-builder-workspace/unxip.swift:16:1: note: add '@available' attribute to enclosing extension
extension AsyncStream.Continuation {
^
/Users/admin/builder/spi-builder-workspace/unxip.swift:16:11: error: 'AsyncStream' is only available in tvOS 13.0 or newer
extension AsyncStream.Continuation {
          ^
/Users/admin/builder/spi-builder-workspace/unxip.swift:16:1: note: add '@available' attribute to enclosing extension
extension AsyncStream.Continuation {
^
/Users/admin/builder/spi-builder-workspace/unxip.swift:29:15: error: 'AsyncStream' is only available in tvOS 13.0 or newer
        var results: AsyncStream<TaskResult> {
                     ^
/Users/admin/builder/spi-builder-workspace/unxip.swift:29:6: note: add '@available' attribute to enclosing property
        var results: AsyncStream<TaskResult> {
            ^
/Users/admin/builder/spi-builder-workspace/unxip.swift:25:8: note: add '@available' attribute to enclosing generic struct
struct ConcurrentStream<TaskResult: Sendable> {
       ^
/Users/admin/builder/spi-builder-workspace/unxip.swift:72:89: error: 'Task' is only available in tvOS 13.0 or newer
        mutating func addRunningTask(operation: @escaping @Sendable () async -> TaskResult) -> Task<TaskResult, Never> {
                                                                                               ^
/Users/admin/builder/spi-builder-workspace/unxip.swift:72:16: note: add '@available' attribute to enclosing instance method
        mutating func addRunningTask(operation: @escaping @Sendable () async -> TaskResult) -> Task<TaskResult, Never> {
                      ^
/Users/admin/builder/spi-builder-workspace/unxip.swift:25:8: note: add '@available' attribute to enclosing generic struct
struct ConcurrentStream<TaskResult: Sendable> {
       ^
/Users/admin/builder/spi-builder-workspace/unxip.swift:84:6: warning: stored property 'buffer' of 'Sendable'-conforming class 'Chunk' has non-Sendable type 'UnsafeBufferPointer<UInt8>'; this is an error in the Swift 6 language mode
        let buffer: UnsafeBufferPointer<UInt8>
            ^
Swift.UnsafeBufferPointer:1:23: note: generic struct 'UnsafeBufferPointer' does not conform to the 'Sendable' protocol
@frozen public struct UnsafeBufferPointer<Element> : Copyable where Element : ~Copyable {
                      ^
/Users/admin/builder/spi-builder-workspace/unxip.swift:117:24: error: concurrency is only available in tvOS 13.0.0 or newer
        func compressedData() async -> [UInt8]? {
                              ^
/Users/admin/builder/spi-builder-workspace/unxip.swift:117:7: note: add '@available' attribute to enclosing instance method
        func compressedData() async -> [UInt8]? {
             ^
/Users/admin/builder/spi-builder-workspace/unxip.swift:99:8: note: add '@available' attribute to enclosing struct
struct File {
       ^
/Users/admin/builder/spi-builder-workspace/unxip.swift:372:33: error: 'AsyncSequence' is only available in tvOS 13.0 or newer
        static func files<ChunkStream: AsyncSequence>(in chunkStream: ChunkStream) -> AsyncStream<File> where ChunkStream.Element == Chunk {
                                       ^
/Users/admin/builder/spi-builder-workspace/unxip.swift:372:14: note: add '@available' attribute to enclosing static method
        static func files<ChunkStream: AsyncSequence>(in chunkStream: ChunkStream) -> AsyncStream<File> where ChunkStream.Element == Chunk {
                    ^
/Users/admin/builder/spi-builder-workspace/unxip.swift:323:8: note: add '@available' attribute to enclosing struct
struct Main {
       ^
/Users/admin/builder/spi-builder-workspace/unxip.swift:372:80: error: 'AsyncStream' is only available in tvOS 13.0 or newer
        static func files<ChunkStream: AsyncSequence>(in chunkStream: ChunkStream) -> AsyncStream<File> where ChunkStream.Element == Chunk {
                                                                                      ^
/Users/admin/builder/spi-builder-workspace/unxip.swift:372:14: note: add '@available' attribute to enclosing static method
        static func files<ChunkStream: AsyncSequence>(in chunkStream: ChunkStream) -> AsyncStream<File> where ChunkStream.Element == Chunk {
                    ^
/Users/admin/builder/spi-builder-workspace/unxip.swift:323:8: note: add '@available' attribute to enclosing struct
struct Main {
       ^
/Users/admin/builder/spi-builder-workspace/unxip.swift:436:66: error: concurrency is only available in tvOS 13.0.0 or newer
        static func parseContent(_ content: UnsafeBufferPointer<UInt8>) async {
                                                                        ^
/Users/admin/builder/spi-builder-workspace/unxip.swift:436:14: note: add '@available' attribute to enclosing static method
        static func parseContent(_ content: UnsafeBufferPointer<UInt8>) async {
                    ^
/Users/admin/builder/spi-builder-workspace/unxip.swift:323:8: note: add '@available' attribute to enclosing struct
struct Main {
       ^
/Users/admin/builder/spi-builder-workspace/unxip.swift:601:21: error: concurrency is only available in tvOS 13.0.0 or newer
        static func main() async throws {
                           ^
/Users/admin/builder/spi-builder-workspace/unxip.swift:601:14: note: add '@available' attribute to enclosing static method
        static func main() async throws {
                    ^
/Users/admin/builder/spi-builder-workspace/unxip.swift:323:8: note: add '@available' attribute to enclosing struct
struct Main {
       ^
2026-04-17 23:47:25.141 xcodebuild[697:4207] [MT] IDERunDestination: Supported platforms for the buildables in the current scheme is empty.
** BUILD FAILED **
The following build commands failed:
	SwiftEmitModule normal arm64 Emitting\ module\ for\ unxip (in target 'unxip' from project 'unxip')
	SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/unxip.swift (in target 'unxip' from project 'unxip')
	Building workspace spi-builder-workspace with scheme unxip
(3 failures)
BUILD FAILURE 6.3 tvOS