LibPNG – Build Information – Swift Package Index

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

Build Information

Failed to build LibPNG, reference 0.0.3 (9941ab), with Swift 6.1 for tvOS using Xcode 16.3 on 25 Apr 2025 23:09:15 UTC.

Build Command

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

Build Log

========================================
RunAll
========================================
Builder version: 4.61.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/KrakenCL/LibPNG.git
Reference: 0.0.3
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/KrakenCL/LibPNG
 * tag               0.0.3      -> FETCH_HEAD
HEAD is now at 9941abf Improve normalization.
Cloned https://github.com/KrakenCL/LibPNG.git
Revision (git rev-parse @):
9941abff1c1683f0da3358a12f614bd7ce3b5780
SUCCESS checkout https://github.com/KrakenCL/LibPNG.git at 0.0.3
========================================
Build
========================================
Selected platform:         tvOS
Swift version:             6.1
Building package at path:  $PWD
https://github.com/KrakenCL/LibPNG.git
https://github.com/KrakenCL/LibPNG.git
{
  "dependencies" : [
  ],
  "manifest_display_name" : "LibPNG",
  "name" : "LibPNG",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
  ],
  "products" : [
    {
      "name" : "LibPNG",
      "targets" : [
        "LibPNG"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "LibPNGTests",
      "module_type" : "SwiftTarget",
      "name" : "LibPNGTests",
      "path" : "Tests/LibPNGTests",
      "sources" : [
        "LibPNGTests.swift",
        "XCTestManifests.swift"
      ],
      "target_dependencies" : [
        "LibPNG"
      ],
      "type" : "test"
    },
    {
      "c99name" : "LibPNG",
      "module_type" : "SwiftTarget",
      "name" : "LibPNG",
      "path" : "Sources/LibPNG",
      "product_memberships" : [
        "LibPNG"
      ],
      "sources" : [
        "LibPNG.swift"
      ],
      "target_dependencies" : [
        "CPNG"
      ],
      "type" : "library"
    },
    {
      "c99name" : "CPNG",
      "module_type" : "SystemLibraryTarget",
      "name" : "CPNG",
      "path" : "Library/CPNG",
      "product_memberships" : [
        "LibPNG"
      ],
      "sources" : [
      ],
      "type" : "system-target"
    }
  ],
  "tools_version" : "4.2"
}
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
failed to retrieve search paths with pkg-config; maybe pkg-config is not installedyou may be able to install libpng using your system-packager:
    brew install libpng
Resolved source packages:
  LibPNG: /Users/admin/builder/spi-builder-workspace
resolved source packages: LibPNG
{
  "dependencies" : [
  ],
  "manifest_display_name" : "LibPNG",
  "name" : "LibPNG",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
  ],
  "products" : [
    {
      "name" : "LibPNG",
      "targets" : [
        "LibPNG"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "LibPNGTests",
      "module_type" : "SwiftTarget",
      "name" : "LibPNGTests",
      "path" : "Tests/LibPNGTests",
      "sources" : [
        "LibPNGTests.swift",
        "XCTestManifests.swift"
      ],
      "target_dependencies" : [
        "LibPNG"
      ],
      "type" : "test"
    },
    {
      "c99name" : "LibPNG",
      "module_type" : "SwiftTarget",
      "name" : "LibPNG",
      "path" : "Sources/LibPNG",
      "product_memberships" : [
        "LibPNG"
      ],
      "sources" : [
        "LibPNG.swift"
      ],
      "target_dependencies" : [
        "CPNG"
      ],
      "type" : "library"
    },
    {
      "c99name" : "CPNG",
      "module_type" : "SystemLibraryTarget",
      "name" : "CPNG",
      "path" : "Library/CPNG",
      "product_memberships" : [
        "LibPNG"
      ],
      "sources" : [
      ],
      "type" : "system-target"
    }
  ],
  "tools_version" : "4.2"
}
{
  "workspace" : {
    "name" : "spi-builder-workspace",
    "schemes" : [
      "LibPNG"
    ]
  }
}
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-16.3.0.app xcrun xcodebuild -IDEClonedSourcePackagesDirPathOverride=$PWD/.dependencies -skipMacroValidation -skipPackagePluginValidation -derivedDataPath $PWD/.derivedData build -scheme LibPNG -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 LibPNG -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
failed to retrieve search paths with pkg-config; maybe pkg-config is not installedyou may be able to install libpng using your system-packager:
    brew install libpng
Resolved source packages:
  LibPNG: /Users/admin/builder/spi-builder-workspace
ComputePackagePrebuildTargetDependencyGraph
Prepare packages
CreateBuildRequest
SendProjectDescription
CreateBuildOperation
ComputeTargetDependencyGraph
note: Building targets in dependency order
note: Target dependency graph (3 targets)
    Target 'LibPNG' in project 'LibPNG'
        ➜ Explicit dependency on target 'LibPNG' in project 'LibPNG'
    Target 'LibPNG' in project 'LibPNG'
        ➜ Explicit dependency on target 'CPNG' in project 'LibPNG'
    Target 'CPNG' in project 'LibPNG' (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: f4a887de7b96c34bc164f1d931f673c0
Build description path: /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/XCBuildData/f4a887de7b96c34bc164f1d931f673c0.xcbuilddata
CreateBuildDirectory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    builtin-create-build-directory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex
CreateBuildDirectory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    builtin-create-build-directory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products
ClangStatCache /Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang-stat-cache /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/AppleTVOS.platform/Developer/SDKs/AppleTVOS18.4.sdk /Users/admin/builder/spi-builder-workspace/.derivedData/SDKStatCaches.noindex/appletvos18.4-22L251-271d326055c85f9856fa135c41255102.sdkstatcache
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    /Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang-stat-cache /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/AppleTVOS.platform/Developer/SDKs/AppleTVOS18.4.sdk -o /Users/admin/builder/spi-builder-workspace/.derivedData/SDKStatCaches.noindex/appletvos18.4-22L251-271d326055c85f9856fa135c41255102.sdkstatcache
CreateBuildDirectory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/EagerLinkingTBDs/Debug-appletvos
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    builtin-create-build-directory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/EagerLinkingTBDs/Debug-appletvos
CreateBuildDirectory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-appletvos
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    builtin-create-build-directory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-appletvos
CreateBuildDirectory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-appletvos/PackageFrameworks
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    builtin-create-build-directory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-appletvos/PackageFrameworks
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/LibPNG.build/Debug-appletvos/LibPNG.build/LibPNG.modulemap (in target 'LibPNG' from project 'LibPNG')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/LibPNG.build/Debug-appletvos/LibPNG.build/LibPNG.modulemap
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/LibPNG.build/Debug-appletvos/LibPNG.build/LibPNG.DependencyMetadataFileList (in target 'LibPNG' from project 'LibPNG')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/LibPNG.build/Debug-appletvos/LibPNG.build/LibPNG.DependencyMetadataFileList
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/LibPNG.build/Debug-appletvos/LibPNG.build/LibPNG.DependencyStaticMetadataFileList (in target 'LibPNG' from project 'LibPNG')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/LibPNG.build/Debug-appletvos/LibPNG.build/LibPNG.DependencyStaticMetadataFileList
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/LibPNG.build/Debug-appletvos/LibPNG.build/Objects-normal/arm64/LibPNG.LinkFileList (in target 'LibPNG' from project 'LibPNG')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/LibPNG.build/Debug-appletvos/LibPNG.build/Objects-normal/arm64/LibPNG.LinkFileList
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/LibPNG.build/Debug-appletvos/LibPNG.build/Objects-normal/arm64/LibPNG_const_extract_protocols.json (in target 'LibPNG' from project 'LibPNG')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/LibPNG.build/Debug-appletvos/LibPNG.build/Objects-normal/arm64/LibPNG_const_extract_protocols.json
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/LibPNG.build/Debug-appletvos/LibPNG.build/Objects-normal/arm64/LibPNG-OutputFileMap.json (in target 'LibPNG' from project 'LibPNG')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/LibPNG.build/Debug-appletvos/LibPNG.build/Objects-normal/arm64/LibPNG-OutputFileMap.json
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/LibPNG.build/Debug-appletvos/LibPNG.build/Objects-normal/arm64/LibPNG.SwiftConstValuesFileList (in target 'LibPNG' from project 'LibPNG')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/LibPNG.build/Debug-appletvos/LibPNG.build/Objects-normal/arm64/LibPNG.SwiftConstValuesFileList
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/LibPNG.build/Debug-appletvos/LibPNG.build/Objects-normal/arm64/LibPNG.SwiftFileList (in target 'LibPNG' from project 'LibPNG')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/LibPNG.build/Debug-appletvos/LibPNG.build/Objects-normal/arm64/LibPNG.SwiftFileList
Copy /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/GeneratedModuleMaps-appletvos/LibPNG.modulemap /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/LibPNG.build/Debug-appletvos/LibPNG.build/LibPNG.modulemap (in target 'LibPNG' from project 'LibPNG')
    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/LibPNG.build/Debug-appletvos/LibPNG.build/LibPNG.modulemap /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/GeneratedModuleMaps-appletvos
SwiftDriver LibPNG normal arm64 com.apple.xcode.tools.swift.compiler (in target 'LibPNG' from project 'LibPNG')
    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 LibPNG -Onone -enforce-exclusivity\=checked @/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/LibPNG.build/Debug-appletvos/LibPNG.build/Objects-normal/arm64/LibPNG.SwiftFileList -DSWIFT_PACKAGE -DDEBUG -Xcc -fmodule-map-file\=/Users/admin/builder/spi-builder-workspace/Library/CPNG/module.modulemap -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 4.2 -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 -parse-as-library -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/LibPNG.build/Debug-appletvos/LibPNG.build/Objects-normal/arm64/LibPNG-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/LibPNG.build/Debug-appletvos/LibPNG.build/Objects-normal/arm64/LibPNG.swiftmodule -validate-clang-modules-once -clang-build-session-file /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/Session.modulevalidation -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/LibPNG.build/Debug-appletvos/LibPNG.build/swift-overrides.hmap -emit-const-values -Xfrontend -const-gather-protocols-file -Xfrontend /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/LibPNG.build/Debug-appletvos/LibPNG.build/Objects-normal/arm64/LibPNG_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/LibPNG.build/Debug-appletvos/LibPNG.build/DerivedSources-normal/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/LibPNG.build/Debug-appletvos/LibPNG.build/DerivedSources/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/LibPNG.build/Debug-appletvos/LibPNG.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/LibPNG.build/Debug-appletvos/LibPNG.build/Objects-normal/arm64/LibPNG-Swift.h -working-directory /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode -experimental-emit-module-separately -disable-cmo
SwiftEmitModule normal arm64 Emitting\ module\ for\ LibPNG (in target 'LibPNG' from project 'LibPNG')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/LibPNG/LibPNG.swift (in target 'LibPNG' from project 'LibPNG')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

/Users/admin/builder/spi-builder-workspace/Library/CPNG/module.modulemap:2:10: error: header '/usr/local/include/png.h' not found
  header "/usr/local/include/png.h"
         ^
/Users/admin/builder/spi-builder-workspace/Sources/LibPNG/LibPNG.swift:19:8: error: could not build Objective-C module 'CPNG'
import CPNG
       ^
Failed frontend command:
/Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/swift-frontend -frontend -emit-module -experimental-skip-non-inlinable-function-bodies-without-types /Users/admin/builder/spi-builder-workspace/Sources/LibPNG/LibPNG.swift -target arm64-apple-tvos12.0 -Xllvm -aarch64-use-tbi -enable-objc-interop -sdk /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/AppleTVOS.platform/Developer/SDKs/AppleTVOS18.4.sdk -I /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-appletvos -I /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/AppleTVOS.platform/Developer/usr/lib -F /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-appletvos -F /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/AppleTVOS.platform/Developer/Library/Frameworks -F /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/AppleTVOS.platform/Developer/SDKs/AppleTVOS18.4.sdk/Developer/Library/Frameworks -no-color-diagnostics -enable-testing -g -debug-info-format\=dwarf -dwarf-version\=4 -module-cache-path /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex -profile-generate -profile-coverage-mapping -swift-version 4.2 -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/LibPNG.build/Debug-appletvos/LibPNG.build/Objects-normal/arm64/LibPNG_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 -fmodule-map-file\=/Users/admin/builder/spi-builder-workspace/Library/CPNG/module.modulemap -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/LibPNG.build/Debug-appletvos/LibPNG.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/LibPNG.build/Debug-appletvos/LibPNG.build/DerivedSources-normal/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/LibPNG.build/Debug-appletvos/LibPNG.build/DerivedSources/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/LibPNG.build/Debug-appletvos/LibPNG.build/DerivedSources -Xcc -DSWIFT_PACKAGE -Xcc -DDEBUG\=1 -module-name LibPNG -frontend-parseable-output -disable-clang-spi -target-sdk-version 18.4 -target-sdk-name appletvos18.4 -external-plugin-path /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/AppleTVOS.platform/Developer/usr/lib/swift/host/plugins\#/Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/AppleTVOS.platform/Developer/usr/bin/swift-plugin-server -external-plugin-path /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/AppleTVOS.platform/Developer/usr/local/lib/swift/host/plugins\#/Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/AppleTVOS.platform/Developer/usr/bin/swift-plugin-server -in-process-plugin-server-path /Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift/host/libSwiftInProcPluginServer.dylib -plugin-path /Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift/host/plugins -plugin-path /Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/local/lib/swift/host/plugins -emit-module-doc-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/LibPNG.build/Debug-appletvos/LibPNG.build/Objects-normal/arm64/LibPNG.swiftdoc -emit-module-source-info-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/LibPNG.build/Debug-appletvos/LibPNG.build/Objects-normal/arm64/LibPNG.swiftsourceinfo -emit-objc-header-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/LibPNG.build/Debug-appletvos/LibPNG.build/Objects-normal/arm64/LibPNG-Swift.h -serialize-diagnostics-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/LibPNG.build/Debug-appletvos/LibPNG.build/Objects-normal/arm64/LibPNG-master-emit-module.dia -emit-dependencies-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/LibPNG.build/Debug-appletvos/LibPNG.build/Objects-normal/arm64/LibPNG-master-emit-module.d -parse-as-library -o /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/LibPNG.build/Debug-appletvos/LibPNG.build/Objects-normal/arm64/LibPNG.swiftmodule -emit-abi-descriptor-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/LibPNG.build/Debug-appletvos/LibPNG.build/Objects-normal/arm64/LibPNG.abi.json
SwiftCompile normal arm64 Compiling\ LibPNG.swift /Users/admin/builder/spi-builder-workspace/Sources/LibPNG/LibPNG.swift (in target 'LibPNG' from project 'LibPNG')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/LibPNG/LibPNG.swift (in target 'LibPNG' from project 'LibPNG')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

** BUILD FAILED **
The following build commands failed:
	SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/LibPNG/LibPNG.swift (in target 'LibPNG' from project 'LibPNG')
	SwiftEmitModule normal arm64 Emitting\ module\ for\ LibPNG (in target 'LibPNG' from project 'LibPNG')
	Building workspace spi-builder-workspace with scheme LibPNG
(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
failed to retrieve search paths with pkg-config; maybe pkg-config is not installedyou may be able to install libpng using your system-packager:
    brew install libpng
Resolved source packages:
  LibPNG: /Users/admin/builder/spi-builder-workspace
resolved source packages: LibPNG
{
  "dependencies" : [
  ],
  "manifest_display_name" : "LibPNG",
  "name" : "LibPNG",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
  ],
  "products" : [
    {
      "name" : "LibPNG",
      "targets" : [
        "LibPNG"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "LibPNGTests",
      "module_type" : "SwiftTarget",
      "name" : "LibPNGTests",
      "path" : "Tests/LibPNGTests",
      "sources" : [
        "LibPNGTests.swift",
        "XCTestManifests.swift"
      ],
      "target_dependencies" : [
        "LibPNG"
      ],
      "type" : "test"
    },
    {
      "c99name" : "LibPNG",
      "module_type" : "SwiftTarget",
      "name" : "LibPNG",
      "path" : "Sources/LibPNG",
      "product_memberships" : [
        "LibPNG"
      ],
      "sources" : [
        "LibPNG.swift"
      ],
      "target_dependencies" : [
        "CPNG"
      ],
      "type" : "library"
    },
    {
      "c99name" : "CPNG",
      "module_type" : "SystemLibraryTarget",
      "name" : "CPNG",
      "path" : "Library/CPNG",
      "product_memberships" : [
        "LibPNG"
      ],
      "sources" : [
      ],
      "type" : "system-target"
    }
  ],
  "tools_version" : "4.2"
}
{
  "workspace" : {
    "name" : "spi-builder-workspace",
    "schemes" : [
      "LibPNG"
    ]
  }
}
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-16.3.0.app xcrun xcodebuild -IDEClonedSourcePackagesDirPathOverride=$PWD/.dependencies -skipMacroValidation -skipPackagePluginValidation -derivedDataPath $PWD/.derivedData build -scheme LibPNG -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 LibPNG -destination generic/platform=tvOS
Resolve Package Graph
failed to retrieve search paths with pkg-config; maybe pkg-config is not installedyou may be able to install libpng using your system-packager:
    brew install libpng
Resolved source packages:
  LibPNG: /Users/admin/builder/spi-builder-workspace
ComputePackagePrebuildTargetDependencyGraph
Prepare packages
CreateBuildRequest
SendProjectDescription
CreateBuildOperation
ComputeTargetDependencyGraph
note: Building targets in dependency order
note: Target dependency graph (3 targets)
    Target 'LibPNG' in project 'LibPNG'
        ➜ Explicit dependency on target 'LibPNG' in project 'LibPNG'
    Target 'LibPNG' in project 'LibPNG'
        ➜ Explicit dependency on target 'CPNG' in project 'LibPNG'
    Target 'CPNG' in project 'LibPNG' (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: 96783e1a7a370f1b787cae5a9f500193
Build description path: /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/XCBuildData/96783e1a7a370f1b787cae5a9f500193.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 LibPNG normal arm64 com.apple.xcode.tools.swift.compiler (in target 'LibPNG' from project 'LibPNG')
    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 LibPNG -Onone -enforce-exclusivity\=checked @/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/LibPNG.build/Debug-appletvos/LibPNG.build/Objects-normal/arm64/LibPNG.SwiftFileList -DSWIFT_PACKAGE -DDEBUG -Xcc -fmodule-map-file\=/Users/admin/builder/spi-builder-workspace/Library/CPNG/module.modulemap -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 4.2 -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 -parse-as-library -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/LibPNG.build/Debug-appletvos/LibPNG.build/Objects-normal/arm64/LibPNG-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/LibPNG.build/Debug-appletvos/LibPNG.build/Objects-normal/arm64/LibPNG.swiftmodule -validate-clang-modules-once -clang-build-session-file /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/Session.modulevalidation -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/LibPNG.build/Debug-appletvos/LibPNG.build/swift-overrides.hmap -emit-const-values -Xfrontend -const-gather-protocols-file -Xfrontend /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/LibPNG.build/Debug-appletvos/LibPNG.build/Objects-normal/arm64/LibPNG_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/LibPNG.build/Debug-appletvos/LibPNG.build/DerivedSources-normal/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/LibPNG.build/Debug-appletvos/LibPNG.build/DerivedSources/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/LibPNG.build/Debug-appletvos/LibPNG.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/LibPNG.build/Debug-appletvos/LibPNG.build/Objects-normal/arm64/LibPNG-Swift.h -working-directory /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode -experimental-emit-module-separately -disable-cmo
SwiftEmitModule normal arm64 Emitting\ module\ for\ LibPNG (in target 'LibPNG' from project 'LibPNG')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/LibPNG/LibPNG.swift (in target 'LibPNG' from project 'LibPNG')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

/Users/admin/builder/spi-builder-workspace/Library/CPNG/module.modulemap:2:10: error: header '/usr/local/include/png.h' not found
  header "/usr/local/include/png.h"
         ^
/Users/admin/builder/spi-builder-workspace/Sources/LibPNG/LibPNG.swift:19:8: error: could not build Objective-C module 'CPNG'
import CPNG
       ^
Failed frontend command:
/Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/swift-frontend -frontend -emit-module -experimental-skip-non-inlinable-function-bodies-without-types /Users/admin/builder/spi-builder-workspace/Sources/LibPNG/LibPNG.swift -target arm64-apple-tvos12.0 -Xllvm -aarch64-use-tbi -enable-objc-interop -sdk /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/AppleTVOS.platform/Developer/SDKs/AppleTVOS18.4.sdk -I /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-appletvos -I /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/AppleTVOS.platform/Developer/usr/lib -F /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-appletvos -F /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/AppleTVOS.platform/Developer/Library/Frameworks -F /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/AppleTVOS.platform/Developer/SDKs/AppleTVOS18.4.sdk/Developer/Library/Frameworks -no-color-diagnostics -enable-testing -g -debug-info-format\=dwarf -dwarf-version\=4 -module-cache-path /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex -profile-generate -profile-coverage-mapping -swift-version 4.2 -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/LibPNG.build/Debug-appletvos/LibPNG.build/Objects-normal/arm64/LibPNG_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 -fmodule-map-file\=/Users/admin/builder/spi-builder-workspace/Library/CPNG/module.modulemap -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/LibPNG.build/Debug-appletvos/LibPNG.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/LibPNG.build/Debug-appletvos/LibPNG.build/DerivedSources-normal/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/LibPNG.build/Debug-appletvos/LibPNG.build/DerivedSources/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/LibPNG.build/Debug-appletvos/LibPNG.build/DerivedSources -Xcc -DSWIFT_PACKAGE -Xcc -DDEBUG\=1 -module-name LibPNG -frontend-parseable-output -disable-clang-spi -target-sdk-version 18.4 -target-sdk-name appletvos18.4 -external-plugin-path /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/AppleTVOS.platform/Developer/usr/lib/swift/host/plugins\#/Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/AppleTVOS.platform/Developer/usr/bin/swift-plugin-server -external-plugin-path /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/AppleTVOS.platform/Developer/usr/local/lib/swift/host/plugins\#/Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/AppleTVOS.platform/Developer/usr/bin/swift-plugin-server -in-process-plugin-server-path /Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift/host/libSwiftInProcPluginServer.dylib -plugin-path /Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift/host/plugins -plugin-path /Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/local/lib/swift/host/plugins -emit-module-doc-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/LibPNG.build/Debug-appletvos/LibPNG.build/Objects-normal/arm64/LibPNG.swiftdoc -emit-module-source-info-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/LibPNG.build/Debug-appletvos/LibPNG.build/Objects-normal/arm64/LibPNG.swiftsourceinfo -emit-objc-header-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/LibPNG.build/Debug-appletvos/LibPNG.build/Objects-normal/arm64/LibPNG-Swift.h -serialize-diagnostics-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/LibPNG.build/Debug-appletvos/LibPNG.build/Objects-normal/arm64/LibPNG-master-emit-module.dia -emit-dependencies-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/LibPNG.build/Debug-appletvos/LibPNG.build/Objects-normal/arm64/LibPNG-master-emit-module.d -parse-as-library -o /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/LibPNG.build/Debug-appletvos/LibPNG.build/Objects-normal/arm64/LibPNG.swiftmodule -emit-abi-descriptor-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/LibPNG.build/Debug-appletvos/LibPNG.build/Objects-normal/arm64/LibPNG.abi.json
SwiftCompile normal arm64 Compiling\ LibPNG.swift /Users/admin/builder/spi-builder-workspace/Sources/LibPNG/LibPNG.swift (in target 'LibPNG' from project 'LibPNG')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/LibPNG/LibPNG.swift (in target 'LibPNG' from project 'LibPNG')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

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