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Build Information

Failed to build SkinSmoothingFilter, reference main (42875d), with Swift 6.3 for macOS (Xcode) using Xcode 26.4 on 15 Apr 2026 16:58:58 UTC.

Build Command

env DEVELOPER_DIR=/Applications/Xcode-26.4.0.app xcrun xcodebuild -IDEClonedSourcePackagesDirPathOverride=$PWD/.dependencies -skipMacroValidation -skipPackagePluginValidation -derivedDataPath $PWD/.derivedData build -scheme SkinSmoothingFilter-Package -destination platform=macOS,arch=arm64

Build Log

========================================
RunAll
========================================
Builder version: 4.70.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/shima11/SkinSmoothingFilter.git
Reference: main
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/shima11/SkinSmoothingFilter
 * branch            main       -> FETCH_HEAD
 * [new branch]      main       -> origin/main
HEAD is now at 42875d6 cleanup
Cloned https://github.com/shima11/SkinSmoothingFilter.git
Revision (git rev-parse @):
42875d65aa2f0b14e6d492a7b988fde9fcc51e3f
SUCCESS checkout https://github.com/shima11/SkinSmoothingFilter.git at main
========================================
Build
========================================
Selected platform:         macosXcodebuild
Swift version:             6.3
Building package at path:  $PWD
https://github.com/shima11/SkinSmoothingFilter.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:
  SkinSmoothingFilter: /Users/admin/builder/spi-builder-workspace
resolved source packages: SkinSmoothingFilter
2026-04-15 12:58:30.466 xcodebuild[529:3069] [MT] IDERunDestination: Supported platforms for the buildables in the current scheme is empty.
2026-04-15 12:58:30.567 xcodebuild[529:3069] [MT] IDERunDestination: Supported platforms for the buildables in the current scheme is empty.
2026-04-15 12:58:30.995 xcodebuild[529:3069] [MT] IDERunDestination: Supported platforms for the buildables in the current scheme is empty.
{
  "dependencies" : [
  ],
  "manifest_display_name" : "SkinSmoothingFilter",
  "name" : "SkinSmoothingFilter",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
    {
      "name" : "ios",
      "version" : "15.0"
    },
    {
      "name" : "macos",
      "version" : "11.0"
    }
  ],
  "products" : [
    {
      "name" : "SkinSmoothingFilter",
      "targets" : [
        "SkinSmoothingFilter"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "SkinSmoothingFilterTests",
      "module_type" : "SwiftTarget",
      "name" : "SkinSmoothingFilterTests",
      "path" : "Tests/SkinSmoothingFilterTests",
      "sources" : [
        "SkinSmoothingFilterTests.swift"
      ],
      "target_dependencies" : [
        "SkinSmoothingFilter"
      ],
      "type" : "test"
    },
    {
      "c99name" : "SkinSmoothingFilter",
      "module_type" : "SwiftTarget",
      "name" : "SkinSmoothingFilter",
      "path" : "Sources/SkinSmoothingFilter",
      "product_memberships" : [
        "SkinSmoothingFilter"
      ],
      "sources" : [
        "SkinSmoothingFilter.swift"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "5.10"
}
{
  "workspace" : {
    "name" : "spi-builder-workspace",
    "schemes" : [
      "SkinSmoothingFilter",
      "SkinSmoothingFilter-Package"
    ]
  }
}
2026-04-15 12:58:49.482 xcodebuild[631:3812] [MT] IDERunDestination: Supported platforms for the buildables in the current scheme is empty.
2026-04-15 12:58:49.582 xcodebuild[631:3812] [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 SkinSmoothingFilter-Package -destination platform=macOS,arch=arm64
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 SkinSmoothingFilter-Package -destination platform=macOS,arch=arm64
Resolve Package Graph
Resolved source packages:
  SkinSmoothingFilter: /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 'SkinSmoothingFilter' in project 'SkinSmoothingFilter'
        ➜ Explicit dependency on target 'SkinSmoothingFilter' in project 'SkinSmoothingFilter'
        ➜ Explicit dependency on target 'SkinSmoothingFilter_SkinSmoothingFilter' in project 'SkinSmoothingFilter'
    Target 'SkinSmoothingFilter' in project 'SkinSmoothingFilter'
        ➜ Explicit dependency on target 'SkinSmoothingFilter_SkinSmoothingFilter' in project 'SkinSmoothingFilter'
    Target 'SkinSmoothingFilter_SkinSmoothingFilter' in project 'SkinSmoothingFilter' (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/MacOSX.platform/Developer/SDKs/MacOSX26.4.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: 695431c37ab145e5f10b2ed90d11c809
Build description path: /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/XCBuildData/695431c37ab145e5f10b2ed90d11c809.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/MacOSX.platform/Developer/SDKs/MacOSX26.4.sdk /Users/admin/builder/spi-builder-workspace/.derivedData/SDKStatCaches.noindex/macosx26.4-25E236-688ef53f1462e2c8f657fdc38a81448fdfce61f96a3a6fc38dcbb3b93e3bb2ee.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/MacOSX.platform/Developer/SDKs/MacOSX26.4.sdk -o /Users/admin/builder/spi-builder-workspace/.derivedData/SDKStatCaches.noindex/macosx26.4-25E236-688ef53f1462e2c8f657fdc38a81448fdfce61f96a3a6fc38dcbb3b93e3bb2ee.sdkstatcache
CreateBuildDirectory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    builtin-create-build-directory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug
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/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/EagerLinkingTBDs/Debug
    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
CreateBuildDirectory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug/PackageFrameworks
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    builtin-create-build-directory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug/PackageFrameworks
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SkinSmoothingFilter.build/Debug/SkinSmoothingFilter_SkinSmoothingFilter.build/SkinSmoothingFilter_SkinSmoothingFilter.DependencyMetadataFileList (in target 'SkinSmoothingFilter_SkinSmoothingFilter' from project 'SkinSmoothingFilter')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SkinSmoothingFilter.build/Debug/SkinSmoothingFilter_SkinSmoothingFilter.build/SkinSmoothingFilter_SkinSmoothingFilter.DependencyMetadataFileList
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SkinSmoothingFilter.build/Debug/SkinSmoothingFilter_SkinSmoothingFilter.build/empty-SkinSmoothingFilter_SkinSmoothingFilter.plist (in target 'SkinSmoothingFilter_SkinSmoothingFilter' from project 'SkinSmoothingFilter')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SkinSmoothingFilter.build/Debug/SkinSmoothingFilter_SkinSmoothingFilter.build/empty-SkinSmoothingFilter_SkinSmoothingFilter.plist
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SkinSmoothingFilter.build/Debug/SkinSmoothingFilter.build/SkinSmoothingFilter.modulemap (in target 'SkinSmoothingFilter' from project 'SkinSmoothingFilter')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SkinSmoothingFilter.build/Debug/SkinSmoothingFilter.build/SkinSmoothingFilter.modulemap
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SkinSmoothingFilter.build/Debug/SkinSmoothingFilter_SkinSmoothingFilter.build/SkinSmoothingFilter_SkinSmoothingFilter.DependencyStaticMetadataFileList (in target 'SkinSmoothingFilter_SkinSmoothingFilter' from project 'SkinSmoothingFilter')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SkinSmoothingFilter.build/Debug/SkinSmoothingFilter_SkinSmoothingFilter.build/SkinSmoothingFilter_SkinSmoothingFilter.DependencyStaticMetadataFileList
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SkinSmoothingFilter.build/Debug/SkinSmoothingFilter.build/Objects-normal/arm64/SkinSmoothingFilter_const_extract_protocols.json (in target 'SkinSmoothingFilter' from project 'SkinSmoothingFilter')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SkinSmoothingFilter.build/Debug/SkinSmoothingFilter.build/Objects-normal/arm64/SkinSmoothingFilter_const_extract_protocols.json
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SkinSmoothingFilter.build/Debug/SkinSmoothingFilter.build/Objects-normal/arm64/SkinSmoothingFilter.SwiftConstValuesFileList (in target 'SkinSmoothingFilter' from project 'SkinSmoothingFilter')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SkinSmoothingFilter.build/Debug/SkinSmoothingFilter.build/Objects-normal/arm64/SkinSmoothingFilter.SwiftConstValuesFileList
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SkinSmoothingFilter.build/Debug/SkinSmoothingFilter.build/Objects-normal/arm64/SkinSmoothingFilter.LinkFileList (in target 'SkinSmoothingFilter' from project 'SkinSmoothingFilter')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SkinSmoothingFilter.build/Debug/SkinSmoothingFilter.build/Objects-normal/arm64/SkinSmoothingFilter.LinkFileList
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SkinSmoothingFilter.build/Debug/SkinSmoothingFilter.build/Objects-normal/arm64/SkinSmoothingFilter-OutputFileMap.json (in target 'SkinSmoothingFilter' from project 'SkinSmoothingFilter')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SkinSmoothingFilter.build/Debug/SkinSmoothingFilter.build/Objects-normal/arm64/SkinSmoothingFilter-OutputFileMap.json
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SkinSmoothingFilter.build/Debug/SkinSmoothingFilter.build/DerivedSources/resource_bundle_accessor.swift (in target 'SkinSmoothingFilter' from project 'SkinSmoothingFilter')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SkinSmoothingFilter.build/Debug/SkinSmoothingFilter.build/DerivedSources/resource_bundle_accessor.swift
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SkinSmoothingFilter.build/Debug/SkinSmoothingFilter.build/SkinSmoothingFilter.DependencyStaticMetadataFileList (in target 'SkinSmoothingFilter' from project 'SkinSmoothingFilter')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SkinSmoothingFilter.build/Debug/SkinSmoothingFilter.build/SkinSmoothingFilter.DependencyStaticMetadataFileList
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SkinSmoothingFilter.build/Debug/SkinSmoothingFilter.build/SkinSmoothingFilter.DependencyMetadataFileList (in target 'SkinSmoothingFilter' from project 'SkinSmoothingFilter')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SkinSmoothingFilter.build/Debug/SkinSmoothingFilter.build/SkinSmoothingFilter.DependencyMetadataFileList
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SkinSmoothingFilter.build/Debug/SkinSmoothingFilter.build/Objects-normal/arm64/SkinSmoothingFilter.SwiftFileList (in target 'SkinSmoothingFilter' from project 'SkinSmoothingFilter')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SkinSmoothingFilter.build/Debug/SkinSmoothingFilter.build/Objects-normal/arm64/SkinSmoothingFilter.SwiftFileList
MkDir /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug/SkinSmoothingFilter_SkinSmoothingFilter.bundle/Contents/Resources (in target 'SkinSmoothingFilter_SkinSmoothingFilter' from project 'SkinSmoothingFilter')
    cd /Users/admin/builder/spi-builder-workspace
    /bin/mkdir -p /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug/SkinSmoothingFilter_SkinSmoothingFilter.bundle/Contents/Resources
Copy /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/GeneratedModuleMaps/SkinSmoothingFilter.modulemap /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SkinSmoothingFilter.build/Debug/SkinSmoothingFilter.build/SkinSmoothingFilter.modulemap (in target 'SkinSmoothingFilter' from project 'SkinSmoothingFilter')
    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/SkinSmoothingFilter.build/Debug/SkinSmoothingFilter.build/SkinSmoothingFilter.modulemap /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/GeneratedModuleMaps
MkDir /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug/SkinSmoothingFilter_SkinSmoothingFilter.bundle/Contents (in target 'SkinSmoothingFilter_SkinSmoothingFilter' from project 'SkinSmoothingFilter')
    cd /Users/admin/builder/spi-builder-workspace
    /bin/mkdir -p /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug/SkinSmoothingFilter_SkinSmoothingFilter.bundle/Contents
MkDir /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug/SkinSmoothingFilter_SkinSmoothingFilter.bundle (in target 'SkinSmoothingFilter_SkinSmoothingFilter' from project 'SkinSmoothingFilter')
    cd /Users/admin/builder/spi-builder-workspace
    /bin/mkdir -p /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug/SkinSmoothingFilter_SkinSmoothingFilter.bundle
ProcessInfoPlistFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug/SkinSmoothingFilter_SkinSmoothingFilter.bundle/Contents/Info.plist /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SkinSmoothingFilter.build/Debug/SkinSmoothingFilter_SkinSmoothingFilter.build/empty-SkinSmoothingFilter_SkinSmoothingFilter.plist (in target 'SkinSmoothingFilter_SkinSmoothingFilter' from project 'SkinSmoothingFilter')
    cd /Users/admin/builder/spi-builder-workspace
    builtin-infoPlistUtility /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SkinSmoothingFilter.build/Debug/SkinSmoothingFilter_SkinSmoothingFilter.build/empty-SkinSmoothingFilter_SkinSmoothingFilter.plist -producttype com.apple.product-type.bundle -expandbuildsettings -platform macosx -o /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug/SkinSmoothingFilter_SkinSmoothingFilter.bundle/Contents/Info.plist
CompileMetalFile /Users/admin/builder/spi-builder-workspace/Sources/SkinSmoothingFilter/Shaders.metal (in target 'SkinSmoothingFilter_SkinSmoothingFilter' from project 'SkinSmoothingFilter')
    cd /Users/admin/builder/spi-builder-workspace
    /var/run/com.apple.security.cryptexd/mnt/com.apple.MobileAsset.MetalToolchain-v17.5.188.0.5SyNxy/Metal.xctoolchain/usr/bin/metal -c -target air64-apple-macos11.0 -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug/include -F/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug -isysroot /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX26.4.sdk -fmetal-math-mode\=fast -fmetal-math-fp32-functions\=fast -serialize-diagnostics /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SkinSmoothingFilter.build/Debug/SkinSmoothingFilter_SkinSmoothingFilter.build/Metal/Shaders.dia -o /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SkinSmoothingFilter.build/Debug/SkinSmoothingFilter_SkinSmoothingFilter.build/Metal/Shaders.air -MMD -MT dependencies -MF /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SkinSmoothingFilter.build/Debug/SkinSmoothingFilter_SkinSmoothingFilter.build/Metal/Shaders.dat /Users/admin/builder/spi-builder-workspace/Sources/SkinSmoothingFilter/Shaders.metal
/Users/admin/builder/spi-builder-workspace/Sources/SkinSmoothingFilter/Shaders.metal:6:3: error: 'stitchable' attribute requires Metal language standard macos-metal2.4 or higher
[[stitchable]] float4 highpass(coreimage::sample_t image, coreimage::sample_t blurredImage) {
  ^~~~~~~~~~
/Users/admin/builder/spi-builder-workspace/Sources/SkinSmoothingFilter/Shaders.metal:14:3: error: 'stitchable' attribute requires Metal language standard macos-metal2.4 or higher
[[stitchable]] float4 greenBlueOverlayBlendKernel(coreimage::sample_t image) {
  ^~~~~~~~~~
2 errors generated.
2026-04-15 12:58:51.119 xcodebuild[638:3875] [MT] IDERunDestination: Supported platforms for the buildables in the current scheme is empty.
2026-04-15 12:58:51.219 xcodebuild[638:3875] [MT] IDERunDestination: Supported platforms for the buildables in the current scheme is empty.
--- xcodebuild: WARNING: Using the first of multiple matching destinations:
{ platform:macOS, arch:arm64, id:7e7b395c6f68eb6084b373a8a58436b4959c2f20, name:My Mac }
{ platform:macOS, arch:arm64, variant:Mac Catalyst, id:7e7b395c6f68eb6084b373a8a58436b4959c2f20, name:My Mac }
{ platform:macOS, arch:arm64, variant:DriverKit, id:7e7b395c6f68eb6084b373a8a58436b4959c2f20, name:My Mac }
{ platform:macOS, arch:arm64, variant:Designed for [iPad,iPhone], id:7e7b395c6f68eb6084b373a8a58436b4959c2f20, name:My Mac }
** BUILD FAILED **
The following build commands failed:
	CompileMetalFile /Users/admin/builder/spi-builder-workspace/Sources/SkinSmoothingFilter/Shaders.metal (in target 'SkinSmoothingFilter_SkinSmoothingFilter' from project 'SkinSmoothingFilter')
	Building workspace spi-builder-workspace with scheme SkinSmoothingFilter-Package
(2 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:
  SkinSmoothingFilter: /Users/admin/builder/spi-builder-workspace
resolved source packages: SkinSmoothingFilter
2026-04-15 12:58:55.619 xcodebuild[656:4046] [MT] IDERunDestination: Supported platforms for the buildables in the current scheme is empty.
2026-04-15 12:58:55.720 xcodebuild[656:4046] [MT] IDERunDestination: Supported platforms for the buildables in the current scheme is empty.
{
  "dependencies" : [
  ],
  "manifest_display_name" : "SkinSmoothingFilter",
  "name" : "SkinSmoothingFilter",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
    {
      "name" : "ios",
      "version" : "15.0"
    },
    {
      "name" : "macos",
      "version" : "11.0"
    }
  ],
  "products" : [
    {
      "name" : "SkinSmoothingFilter",
      "targets" : [
        "SkinSmoothingFilter"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "SkinSmoothingFilterTests",
      "module_type" : "SwiftTarget",
      "name" : "SkinSmoothingFilterTests",
      "path" : "Tests/SkinSmoothingFilterTests",
      "sources" : [
        "SkinSmoothingFilterTests.swift"
      ],
      "target_dependencies" : [
        "SkinSmoothingFilter"
      ],
      "type" : "test"
    },
    {
      "c99name" : "SkinSmoothingFilter",
      "module_type" : "SwiftTarget",
      "name" : "SkinSmoothingFilter",
      "path" : "Sources/SkinSmoothingFilter",
      "product_memberships" : [
        "SkinSmoothingFilter"
      ],
      "sources" : [
        "SkinSmoothingFilter.swift"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "5.10"
}
{
  "workspace" : {
    "name" : "spi-builder-workspace",
    "schemes" : [
      "SkinSmoothingFilter",
      "SkinSmoothingFilter-Package"
    ]
  }
}
2026-04-15 12:58:57.045 xcodebuild[666:4127] [MT] IDERunDestination: Supported platforms for the buildables in the current scheme is empty.
2026-04-15 12:58:57.175 xcodebuild[666:4127] [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 SkinSmoothingFilter-Package -destination platform=macOS,arch=arm64
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 SkinSmoothingFilter-Package -destination platform=macOS,arch=arm64
Resolve Package Graph
Resolved source packages:
  SkinSmoothingFilter: /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 'SkinSmoothingFilter' in project 'SkinSmoothingFilter'
        ➜ Explicit dependency on target 'SkinSmoothingFilter' in project 'SkinSmoothingFilter'
        ➜ Explicit dependency on target 'SkinSmoothingFilter_SkinSmoothingFilter' in project 'SkinSmoothingFilter'
    Target 'SkinSmoothingFilter' in project 'SkinSmoothingFilter'
        ➜ Explicit dependency on target 'SkinSmoothingFilter_SkinSmoothingFilter' in project 'SkinSmoothingFilter'
    Target 'SkinSmoothingFilter_SkinSmoothingFilter' in project 'SkinSmoothingFilter' (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/MacOSX.platform/Developer/SDKs/MacOSX26.4.sdk /Users/admin/builder/spi-builder-workspace/.derivedData/SDKStatCaches.noindex/macosx26.4-25E236-688ef53f1462e2c8f657fdc38a81448fdfce61f96a3a6fc38dcbb3b93e3bb2ee.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/MacOSX.platform/Developer/SDKs/MacOSX26.4.sdk -o /Users/admin/builder/spi-builder-workspace/.derivedData/SDKStatCaches.noindex/macosx26.4-25E236-688ef53f1462e2c8f657fdc38a81448fdfce61f96a3a6fc38dcbb3b93e3bb2ee.sdkstatcache
CompileMetalFile /Users/admin/builder/spi-builder-workspace/Sources/SkinSmoothingFilter/Shaders.metal (in target 'SkinSmoothingFilter_SkinSmoothingFilter' from project 'SkinSmoothingFilter')
    cd /Users/admin/builder/spi-builder-workspace
    /var/run/com.apple.security.cryptexd/mnt/com.apple.MobileAsset.MetalToolchain-v17.5.188.0.5SyNxy/Metal.xctoolchain/usr/bin/metal -c -target air64-apple-macos11.0 -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug/include -F/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug -isysroot /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX26.4.sdk -fmetal-math-mode\=fast -fmetal-math-fp32-functions\=fast -serialize-diagnostics /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SkinSmoothingFilter.build/Debug/SkinSmoothingFilter_SkinSmoothingFilter.build/Metal/Shaders.dia -o /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SkinSmoothingFilter.build/Debug/SkinSmoothingFilter_SkinSmoothingFilter.build/Metal/Shaders.air -MMD -MT dependencies -MF /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SkinSmoothingFilter.build/Debug/SkinSmoothingFilter_SkinSmoothingFilter.build/Metal/Shaders.dat /Users/admin/builder/spi-builder-workspace/Sources/SkinSmoothingFilter/Shaders.metal
/Users/admin/builder/spi-builder-workspace/Sources/SkinSmoothingFilter/Shaders.metal:6:3: error: 'stitchable' attribute requires Metal language standard macos-metal2.4 or higher
[[stitchable]] float4 highpass(coreimage::sample_t image, coreimage::sample_t blurredImage) {
  ^~~~~~~~~~
/Users/admin/builder/spi-builder-workspace/Sources/SkinSmoothingFilter/Shaders.metal:14:3: error: 'stitchable' attribute requires Metal language standard macos-metal2.4 or higher
[[stitchable]] float4 greenBlueOverlayBlendKernel(coreimage::sample_t image) {
  ^~~~~~~~~~
2 errors generated.
2026-04-15 12:58:58.094 xcodebuild[669:4173] [MT] IDERunDestination: Supported platforms for the buildables in the current scheme is empty.
2026-04-15 12:58:58.194 xcodebuild[669:4173] [MT] IDERunDestination: Supported platforms for the buildables in the current scheme is empty.
--- xcodebuild: WARNING: Using the first of multiple matching destinations:
{ platform:macOS, arch:arm64, id:7e7b395c6f68eb6084b373a8a58436b4959c2f20, name:My Mac }
{ platform:macOS, arch:arm64, variant:Mac Catalyst, id:7e7b395c6f68eb6084b373a8a58436b4959c2f20, name:My Mac }
{ platform:macOS, arch:arm64, variant:DriverKit, id:7e7b395c6f68eb6084b373a8a58436b4959c2f20, name:My Mac }
{ platform:macOS, arch:arm64, variant:Designed for [iPad,iPhone], id:7e7b395c6f68eb6084b373a8a58436b4959c2f20, name:My Mac }
** BUILD FAILED **
The following build commands failed:
	CompileMetalFile /Users/admin/builder/spi-builder-workspace/Sources/SkinSmoothingFilter/Shaders.metal (in target 'SkinSmoothingFilter_SkinSmoothingFilter' from project 'SkinSmoothingFilter')
	Building workspace spi-builder-workspace with scheme SkinSmoothingFilter-Package
(2 failures)
BUILD FAILURE 6.3 macosXcodebuild