Swift Package IndexBuild Information
Failed to build DitheringEngine, reference 1.10.0 (0197a1), with Swift 6.2 for iOS using Xcode 26.3 on 11 Nov 2025 12:24:39 UTC.
Build Command
env DEVELOPER_DIR=/Applications/Xcode-26.0.0.app xcrun xcodebuild -IDEClonedSourcePackagesDirPathOverride=$PWD/.dependencies -skipMacroValidation -skipPackagePluginValidation -derivedDataPath $PWD/.derivedData build -scheme DitheringEngine -destination generic/platform=iOSBuild Log
========================================
RunAll
========================================
Builder version: 4.68.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/Eskils/DitheringEngine.git
Reference: 1.10.0
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/Eskils/DitheringEngine
* tag 1.10.0 -> FETCH_HEAD
HEAD is now at 0197a14 Merge pull request #15 from Eskils/develop
Cloned https://github.com/Eskils/DitheringEngine.git
Revision (git rev-parse @):
0197a146b3f62fa9003f55129ec610043e109390
SUCCESS checkout https://github.com/Eskils/DitheringEngine.git at 1.10.0
========================================
Build
========================================
Selected platform: iOS
Swift version: 6.2
Building package at path: $PWD
https://github.com/Eskils/DitheringEngine.git
Command line invocation:
/Applications/Xcode-26.0.0.app/Contents/Developer/usr/bin/xcodebuild -IDEClonedSourcePackagesDirPathOverride=/Users/admin/builder/spi-builder-workspace/.dependencies -resolvePackageDependencies
Resolve Package Graph
Resolve Package Graph
Resolved source packages:
DitheringEngine: /Users/admin/builder/spi-builder-workspace
resolved source packages: DitheringEngine
2025-11-11 07:24:30.231 xcodebuild[527:3067] [MT] IDERunDestination: Supported platforms for the buildables in the current scheme is empty.
{
"dependencies" : [
],
"manifest_display_name" : "DitheringEngine",
"name" : "DitheringEngine",
"path" : "/Users/admin/builder/spi-builder-workspace",
"platforms" : [
{
"name" : "ios",
"version" : "13.0"
},
{
"name" : "maccatalyst",
"version" : "13.0"
},
{
"name" : "macos",
"version" : "10.15"
}
],
"products" : [
{
"name" : "DitheringEngine",
"targets" : [
"DitheringEngine"
],
"type" : {
"library" : [
"automatic"
]
}
}
],
"targets" : [
{
"c99name" : "DitheringEngineTests",
"module_type" : "SwiftTarget",
"name" : "DitheringEngineTests",
"path" : "Tests/DitheringEngineTests",
"sources" : [
"DitheringEngineTests.swift",
"SettingsCodableTests.swift",
"TestingHelpers.swift",
"TestsError.swift"
],
"target_dependencies" : [
"DitheringEngine"
],
"type" : "test"
},
{
"c99name" : "DitheringEngine",
"module_type" : "SwiftTarget",
"name" : "DitheringEngine",
"path" : "Sources/DitheringEngine",
"product_memberships" : [
"DitheringEngine"
],
"resources" : [
{
"path" : "/Users/admin/builder/spi-builder-workspace/Sources/DitheringEngine/PrivacyInfo.xcprivacy",
"rule" : {
"process" : {
}
}
}
],
"sources" : [
"CustomPaletteSettings.swift",
"DitherMehtod.swift",
"DitherMethods/Dither-Atkinson.swift",
"DitherMethods/Dither-Bayer.swift",
"DitherMethods/Dither-CleanThreshold.swift",
"DitherMethods/Dither-ErrorDiffusion.swift",
"DitherMethods/Dither-FloydSteinberg.swift",
"DitherMethods/Dither-JarvisJudiceNinke.swift",
"DitherMethods/Dither-Noise.swift",
"DitherMethods/Dither-None.swift",
"DitherMethods/Dither-Ordered.swift",
"DitherMethods/Dither-WhiteNoise.swift",
"DitherMethods/DitherMethods.swift",
"DitheringEngine.swift",
"ErrorDiffusionDitheringCustomization.swift",
"Extensions/AnyPublisher+Extension.swift",
"Extensions/Array+Extension.swift",
"Extensions/Numeric+Extension.swift",
"Extensions/SIMD3+Extension.swift",
"Helpers/CGImageDataTransformer.swift",
"Helpers/WhiteNoiseGenerator.swift",
"Helpers/clamp.swift",
"Helpers/convertColorspace.swift",
"Helpers/equallySpacedColors.swift",
"ImageColor.swift",
"ImageDescription.swift",
"ImageDescriptionFormat.swift",
"LUT.swift",
"LUTCollection.swift",
"LUTPalette.swift",
"Metal/MetalOrderedDithering.swift",
"Nameable.swift",
"OrderedDitheringThresholdConfiguration.swift",
"Palette.swift",
"Palettes/Palette-Apple2.swift",
"Palettes/Palette-BlackAndWhite.swift",
"Palettes/Palette-CGA.swift",
"Palettes/Palette-GameBoy.swift",
"Palettes/Palette-Grayscale.swift",
"Palettes/Palette-Intellivision.swift",
"Palettes/Palette-Quantized.swift",
"Palettes/Palettes.swift",
"SettingsConfiguration.swift",
"SettingsConfigurations/Apple2SettingsConfiguration.swift",
"SettingsConfigurations/BayerSettingsConfiguration.swift",
"SettingsConfigurations/CGASettingsConfiguration.swift",
"SettingsConfigurations/CustomPaletteSettingsConfiguration.swift",
"SettingsConfigurations/DitherMethodSettingsConfiguration.swift",
"SettingsConfigurations/EmptySettingsConfiguration.swift",
"SettingsConfigurations/FloydSteinbergSettingsConfiguration.swift",
"SettingsConfigurations/NoiseDitheringSettingsConfiguration.swift",
"SettingsConfigurations/PaletteSelectionSettingsConfiguration.swift",
"SettingsConfigurations/QuantizedColorSettingsConfiguration.swift",
"SettingsConfigurations/WhiteNoiseSettingsConfiguration.swift",
"ThresholdMap.swift",
"Video/VideoAssembler.swift",
"Video/VideoDescription.swift",
"Video/VideoDitheringEngine.swift"
],
"type" : "library"
}
],
"tools_version" : "5.8"
}
{
"workspace" : {
"name" : "spi-builder-workspace",
"schemes" : [
"DitheringEngine"
]
}
}
2025-11-11 07:24:34.762 xcodebuild[610:3677] [MT] IDERunDestination: Supported platforms for the buildables in the current scheme is empty.
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-26.0.0.app xcrun xcodebuild -IDEClonedSourcePackagesDirPathOverride=$PWD/.dependencies -skipMacroValidation -skipPackagePluginValidation -derivedDataPath $PWD/.derivedData build -scheme DitheringEngine -destination generic/platform=iOS
Command line invocation:
/Applications/Xcode-26.0.0.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 DitheringEngine -destination generic/platform=iOS
Resolve Package Graph
Resolved source packages:
DitheringEngine: /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 'DitheringEngine' in project 'DitheringEngine'
➜ Explicit dependency on target 'DitheringEngine' in project 'DitheringEngine'
➜ Explicit dependency on target 'DitheringEngine_DitheringEngine' in project 'DitheringEngine'
Target 'DitheringEngine' in project 'DitheringEngine'
➜ Explicit dependency on target 'DitheringEngine_DitheringEngine' in project 'DitheringEngine'
Target 'DitheringEngine_DitheringEngine' in project 'DitheringEngine' (no dependencies)
GatherProvisioningInputs
CreateBuildDescription
ExecuteExternalTool /Applications/Xcode-26.0.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang -v -E -dM -isysroot /Applications/Xcode-26.0.0.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS26.0.sdk -x c -c /dev/null
ExecuteExternalTool /Applications/Xcode-26.0.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/swiftc --version
ExecuteExternalTool /Applications/Xcode-26.0.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/ld -version_details
Build description signature: 5bc3dc8d2f7973135f05c7b07ab807c4
Build description path: /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/XCBuildData/5bc3dc8d2f7973135f05c7b07ab807c4.xcbuilddata
ClangStatCache /Applications/Xcode-26.0.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang-stat-cache /Applications/Xcode-26.0.0.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS26.0.sdk /Users/admin/builder/spi-builder-workspace/.derivedData/SDKStatCaches.noindex/iphoneos26.0-23A339-031f2ee2c39ede4aa7d3d33a6e255a3e.sdkstatcache
cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
/Applications/Xcode-26.0.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang-stat-cache /Applications/Xcode-26.0.0.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS26.0.sdk -o /Users/admin/builder/spi-builder-workspace/.derivedData/SDKStatCaches.noindex/iphoneos26.0-23A339-031f2ee2c39ede4aa7d3d33a6e255a3e.sdkstatcache
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
CreateBuildDirectory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-iphoneos
cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
builtin-create-build-directory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-iphoneos
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-iphoneos
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-iphoneos
CreateBuildDirectory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-iphoneos/PackageFrameworks
cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
builtin-create-build-directory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-iphoneos/PackageFrameworks
MkDir /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-iphoneos/DitheringEngine_DitheringEngine.bundle (in target 'DitheringEngine_DitheringEngine' from project 'DitheringEngine')
cd /Users/admin/builder/spi-builder-workspace
/bin/mkdir -p /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-iphoneos/DitheringEngine_DitheringEngine.bundle
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/DitheringEngine.build/Debug-iphoneos/DitheringEngine_DitheringEngine.build/DitheringEngine_DitheringEngine.DependencyStaticMetadataFileList (in target 'DitheringEngine_DitheringEngine' from project 'DitheringEngine')
cd /Users/admin/builder/spi-builder-workspace
write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/DitheringEngine.build/Debug-iphoneos/DitheringEngine_DitheringEngine.build/DitheringEngine_DitheringEngine.DependencyStaticMetadataFileList
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/DitheringEngine.build/Debug-iphoneos/DitheringEngine_DitheringEngine.build/DitheringEngine_DitheringEngine.DependencyMetadataFileList (in target 'DitheringEngine_DitheringEngine' from project 'DitheringEngine')
cd /Users/admin/builder/spi-builder-workspace
write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/DitheringEngine.build/Debug-iphoneos/DitheringEngine_DitheringEngine.build/DitheringEngine_DitheringEngine.DependencyMetadataFileList
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/DitheringEngine.build/Debug-iphoneos/DitheringEngine_DitheringEngine.build/empty-DitheringEngine_DitheringEngine.plist (in target 'DitheringEngine_DitheringEngine' from project 'DitheringEngine')
cd /Users/admin/builder/spi-builder-workspace
write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/DitheringEngine.build/Debug-iphoneos/DitheringEngine_DitheringEngine.build/empty-DitheringEngine_DitheringEngine.plist
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/DitheringEngine.build/Debug-iphoneos/DitheringEngine.build/DitheringEngine.modulemap (in target 'DitheringEngine' from project 'DitheringEngine')
cd /Users/admin/builder/spi-builder-workspace
write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/DitheringEngine.build/Debug-iphoneos/DitheringEngine.build/DitheringEngine.modulemap
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/DitheringEngine.build/Debug-iphoneos/DitheringEngine.build/Objects-normal/arm64/DitheringEngine.LinkFileList (in target 'DitheringEngine' from project 'DitheringEngine')
cd /Users/admin/builder/spi-builder-workspace
write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/DitheringEngine.build/Debug-iphoneos/DitheringEngine.build/Objects-normal/arm64/DitheringEngine.LinkFileList
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/DitheringEngine.build/Debug-iphoneos/DitheringEngine.build/Objects-normal/arm64/DitheringEngine_const_extract_protocols.json (in target 'DitheringEngine' from project 'DitheringEngine')
cd /Users/admin/builder/spi-builder-workspace
write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/DitheringEngine.build/Debug-iphoneos/DitheringEngine.build/Objects-normal/arm64/DitheringEngine_const_extract_protocols.json
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/DitheringEngine.build/Debug-iphoneos/DitheringEngine.build/Objects-normal/arm64/DitheringEngine.SwiftFileList (in target 'DitheringEngine' from project 'DitheringEngine')
cd /Users/admin/builder/spi-builder-workspace
write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/DitheringEngine.build/Debug-iphoneos/DitheringEngine.build/Objects-normal/arm64/DitheringEngine.SwiftFileList
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/DitheringEngine.build/Debug-iphoneos/DitheringEngine.build/Objects-normal/arm64/DitheringEngine.SwiftConstValuesFileList (in target 'DitheringEngine' from project 'DitheringEngine')
cd /Users/admin/builder/spi-builder-workspace
write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/DitheringEngine.build/Debug-iphoneos/DitheringEngine.build/Objects-normal/arm64/DitheringEngine.SwiftConstValuesFileList
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/DitheringEngine.build/Debug-iphoneos/DitheringEngine.build/Objects-normal/arm64/DitheringEngine-OutputFileMap.json (in target 'DitheringEngine' from project 'DitheringEngine')
cd /Users/admin/builder/spi-builder-workspace
write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/DitheringEngine.build/Debug-iphoneos/DitheringEngine.build/Objects-normal/arm64/DitheringEngine-OutputFileMap.json
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/DitheringEngine.build/Debug-iphoneos/DitheringEngine.build/DitheringEngine.DependencyStaticMetadataFileList (in target 'DitheringEngine' from project 'DitheringEngine')
cd /Users/admin/builder/spi-builder-workspace
write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/DitheringEngine.build/Debug-iphoneos/DitheringEngine.build/DitheringEngine.DependencyStaticMetadataFileList
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/DitheringEngine.build/Debug-iphoneos/DitheringEngine.build/DitheringEngine.DependencyMetadataFileList (in target 'DitheringEngine' from project 'DitheringEngine')
cd /Users/admin/builder/spi-builder-workspace
write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/DitheringEngine.build/Debug-iphoneos/DitheringEngine.build/DitheringEngine.DependencyMetadataFileList
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/DitheringEngine.build/Debug-iphoneos/DitheringEngine.build/DerivedSources/resource_bundle_accessor.swift (in target 'DitheringEngine' from project 'DitheringEngine')
cd /Users/admin/builder/spi-builder-workspace
write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/DitheringEngine.build/Debug-iphoneos/DitheringEngine.build/DerivedSources/resource_bundle_accessor.swift
Copy /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/GeneratedModuleMaps-iphoneos/DitheringEngine.modulemap /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/DitheringEngine.build/Debug-iphoneos/DitheringEngine.build/DitheringEngine.modulemap (in target 'DitheringEngine' from project 'DitheringEngine')
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/DitheringEngine.build/Debug-iphoneos/DitheringEngine.build/DitheringEngine.modulemap /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/GeneratedModuleMaps-iphoneos
ProcessInfoPlistFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-iphoneos/DitheringEngine_DitheringEngine.bundle/Info.plist /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/DitheringEngine.build/Debug-iphoneos/DitheringEngine_DitheringEngine.build/empty-DitheringEngine_DitheringEngine.plist (in target 'DitheringEngine_DitheringEngine' from project 'DitheringEngine')
cd /Users/admin/builder/spi-builder-workspace
builtin-infoPlistUtility /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/DitheringEngine.build/Debug-iphoneos/DitheringEngine_DitheringEngine.build/empty-DitheringEngine_DitheringEngine.plist -producttype com.apple.product-type.bundle -expandbuildsettings -format binary -platform iphoneos -requiredArchitecture arm64 -o /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-iphoneos/DitheringEngine_DitheringEngine.bundle/Info.plist
CpResource /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-iphoneos/DitheringEngine_DitheringEngine.bundle/PrivacyInfo.xcprivacy /Users/admin/builder/spi-builder-workspace/Sources/DitheringEngine/PrivacyInfo.xcprivacy (in target 'DitheringEngine_DitheringEngine' from project 'DitheringEngine')
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/Sources/DitheringEngine/PrivacyInfo.xcprivacy /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-iphoneos/DitheringEngine_DitheringEngine.bundle
CompileMetalFile /Users/admin/builder/spi-builder-workspace/Sources/DitheringEngine/Metal/OrderedDithering.metal (in target 'DitheringEngine_DitheringEngine' from project 'DitheringEngine')
cd /Users/admin/builder/spi-builder-workspace
/Applications/Xcode-26.0.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/metal -c -target air64-apple-ios13.0 -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-iphoneos/include -F/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-iphoneos -isysroot /Applications/Xcode-26.0.0.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS26.0.sdk -fmetal-math-mode\=fast -fmetal-math-fp32-functions\=fast -serialize-diagnostics /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/DitheringEngine.build/Debug-iphoneos/DitheringEngine_DitheringEngine.build/Metal/OrderedDithering.dia -o /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/DitheringEngine.build/Debug-iphoneos/DitheringEngine_DitheringEngine.build/Metal/OrderedDithering.air -MMD -MT dependencies -MF /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/DitheringEngine.build/Debug-iphoneos/DitheringEngine_DitheringEngine.build/Metal/OrderedDithering.dat /Users/admin/builder/spi-builder-workspace/Sources/DitheringEngine/Metal/OrderedDithering.metal
/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/DitheringEngine.build/Debug-iphoneos/DitheringEngine_DitheringEngine.build/Metal/OrderedDithering.dia:1:1: warning: Could not read serialized diagnostics file: error("Failed to open diagnostics file") (in target 'DitheringEngine_DitheringEngine' from project 'DitheringEngine')
error: error: cannot execute tool 'metal' due to missing Metal Toolchain; use: xcodebuild -downloadComponent MetalToolchain
2025-11-11 07:24:36.089 xcodebuild[612:3708] [MT] IDERunDestination: Supported platforms for the buildables in the current scheme is empty.
** BUILD FAILED **
The following build commands failed:
CompileMetalFile /Users/admin/builder/spi-builder-workspace/Sources/DitheringEngine/Metal/OrderedDithering.metal (in target 'DitheringEngine_DitheringEngine' from project 'DitheringEngine')
Building workspace spi-builder-workspace with scheme DitheringEngine
(2 failures)
Command line invocation:
/Applications/Xcode-26.0.0.app/Contents/Developer/usr/bin/xcodebuild -IDEClonedSourcePackagesDirPathOverride=/Users/admin/builder/spi-builder-workspace/.dependencies -resolvePackageDependencies
Resolve Package Graph
Resolved source packages:
DitheringEngine: /Users/admin/builder/spi-builder-workspace
resolved source packages: DitheringEngine
2025-11-11 07:24:37.551 xcodebuild[629:3828] [MT] IDERunDestination: Supported platforms for the buildables in the current scheme is empty.
{
"dependencies" : [
],
"manifest_display_name" : "DitheringEngine",
"name" : "DitheringEngine",
"path" : "/Users/admin/builder/spi-builder-workspace",
"platforms" : [
{
"name" : "ios",
"version" : "13.0"
},
{
"name" : "maccatalyst",
"version" : "13.0"
},
{
"name" : "macos",
"version" : "10.15"
}
],
"products" : [
{
"name" : "DitheringEngine",
"targets" : [
"DitheringEngine"
],
"type" : {
"library" : [
"automatic"
]
}
}
],
"targets" : [
{
"c99name" : "DitheringEngineTests",
"module_type" : "SwiftTarget",
"name" : "DitheringEngineTests",
"path" : "Tests/DitheringEngineTests",
"sources" : [
"DitheringEngineTests.swift",
"SettingsCodableTests.swift",
"TestingHelpers.swift",
"TestsError.swift"
],
"target_dependencies" : [
"DitheringEngine"
],
"type" : "test"
},
{
"c99name" : "DitheringEngine",
"module_type" : "SwiftTarget",
"name" : "DitheringEngine",
"path" : "Sources/DitheringEngine",
"product_memberships" : [
"DitheringEngine"
],
"resources" : [
{
"path" : "/Users/admin/builder/spi-builder-workspace/Sources/DitheringEngine/PrivacyInfo.xcprivacy",
"rule" : {
"process" : {
}
}
}
],
"sources" : [
"CustomPaletteSettings.swift",
"DitherMehtod.swift",
"DitherMethods/Dither-Atkinson.swift",
"DitherMethods/Dither-Bayer.swift",
"DitherMethods/Dither-CleanThreshold.swift",
"DitherMethods/Dither-ErrorDiffusion.swift",
"DitherMethods/Dither-FloydSteinberg.swift",
"DitherMethods/Dither-JarvisJudiceNinke.swift",
"DitherMethods/Dither-Noise.swift",
"DitherMethods/Dither-None.swift",
"DitherMethods/Dither-Ordered.swift",
"DitherMethods/Dither-WhiteNoise.swift",
"DitherMethods/DitherMethods.swift",
"DitheringEngine.swift",
"ErrorDiffusionDitheringCustomization.swift",
"Extensions/AnyPublisher+Extension.swift",
"Extensions/Array+Extension.swift",
"Extensions/Numeric+Extension.swift",
"Extensions/SIMD3+Extension.swift",
"Helpers/CGImageDataTransformer.swift",
"Helpers/WhiteNoiseGenerator.swift",
"Helpers/clamp.swift",
"Helpers/convertColorspace.swift",
"Helpers/equallySpacedColors.swift",
"ImageColor.swift",
"ImageDescription.swift",
"ImageDescriptionFormat.swift",
"LUT.swift",
"LUTCollection.swift",
"LUTPalette.swift",
"Metal/MetalOrderedDithering.swift",
"Nameable.swift",
"OrderedDitheringThresholdConfiguration.swift",
"Palette.swift",
"Palettes/Palette-Apple2.swift",
"Palettes/Palette-BlackAndWhite.swift",
"Palettes/Palette-CGA.swift",
"Palettes/Palette-GameBoy.swift",
"Palettes/Palette-Grayscale.swift",
"Palettes/Palette-Intellivision.swift",
"Palettes/Palette-Quantized.swift",
"Palettes/Palettes.swift",
"SettingsConfiguration.swift",
"SettingsConfigurations/Apple2SettingsConfiguration.swift",
"SettingsConfigurations/BayerSettingsConfiguration.swift",
"SettingsConfigurations/CGASettingsConfiguration.swift",
"SettingsConfigurations/CustomPaletteSettingsConfiguration.swift",
"SettingsConfigurations/DitherMethodSettingsConfiguration.swift",
"SettingsConfigurations/EmptySettingsConfiguration.swift",
"SettingsConfigurations/FloydSteinbergSettingsConfiguration.swift",
"SettingsConfigurations/NoiseDitheringSettingsConfiguration.swift",
"SettingsConfigurations/PaletteSelectionSettingsConfiguration.swift",
"SettingsConfigurations/QuantizedColorSettingsConfiguration.swift",
"SettingsConfigurations/WhiteNoiseSettingsConfiguration.swift",
"ThresholdMap.swift",
"Video/VideoAssembler.swift",
"Video/VideoDescription.swift",
"Video/VideoDitheringEngine.swift"
],
"type" : "library"
}
],
"tools_version" : "5.8"
}
{
"workspace" : {
"name" : "spi-builder-workspace",
"schemes" : [
"DitheringEngine"
]
}
}
2025-11-11 07:24:38.520 xcodebuild[637:3891] [MT] IDERunDestination: Supported platforms for the buildables in the current scheme is empty.
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-26.0.0.app xcrun xcodebuild -IDEClonedSourcePackagesDirPathOverride=$PWD/.dependencies -skipMacroValidation -skipPackagePluginValidation -derivedDataPath $PWD/.derivedData build -scheme DitheringEngine -destination generic/platform=iOS
Command line invocation:
/Applications/Xcode-26.0.0.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 DitheringEngine -destination generic/platform=iOS
Resolve Package Graph
Resolved source packages:
DitheringEngine: /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 'DitheringEngine' in project 'DitheringEngine'
➜ Explicit dependency on target 'DitheringEngine' in project 'DitheringEngine'
➜ Explicit dependency on target 'DitheringEngine_DitheringEngine' in project 'DitheringEngine'
Target 'DitheringEngine' in project 'DitheringEngine'
➜ Explicit dependency on target 'DitheringEngine_DitheringEngine' in project 'DitheringEngine'
Target 'DitheringEngine_DitheringEngine' in project 'DitheringEngine' (no dependencies)
GatherProvisioningInputs
CreateBuildDescription
ClangStatCache /Applications/Xcode-26.0.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang-stat-cache /Applications/Xcode-26.0.0.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS26.0.sdk /Users/admin/builder/spi-builder-workspace/.derivedData/SDKStatCaches.noindex/iphoneos26.0-23A339-031f2ee2c39ede4aa7d3d33a6e255a3e.sdkstatcache
cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
/Applications/Xcode-26.0.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang-stat-cache /Applications/Xcode-26.0.0.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS26.0.sdk -o /Users/admin/builder/spi-builder-workspace/.derivedData/SDKStatCaches.noindex/iphoneos26.0-23A339-031f2ee2c39ede4aa7d3d33a6e255a3e.sdkstatcache
ProcessInfoPlistFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-iphoneos/DitheringEngine_DitheringEngine.bundle/Info.plist /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/DitheringEngine.build/Debug-iphoneos/DitheringEngine_DitheringEngine.build/empty-DitheringEngine_DitheringEngine.plist (in target 'DitheringEngine_DitheringEngine' from project 'DitheringEngine')
cd /Users/admin/builder/spi-builder-workspace
builtin-infoPlistUtility /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/DitheringEngine.build/Debug-iphoneos/DitheringEngine_DitheringEngine.build/empty-DitheringEngine_DitheringEngine.plist -producttype com.apple.product-type.bundle -expandbuildsettings -format binary -platform iphoneos -requiredArchitecture arm64 -o /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-iphoneos/DitheringEngine_DitheringEngine.bundle/Info.plist
CompileMetalFile /Users/admin/builder/spi-builder-workspace/Sources/DitheringEngine/Metal/OrderedDithering.metal (in target 'DitheringEngine_DitheringEngine' from project 'DitheringEngine')
cd /Users/admin/builder/spi-builder-workspace
/Applications/Xcode-26.0.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/metal -c -target air64-apple-ios13.0 -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-iphoneos/include -F/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-iphoneos -isysroot /Applications/Xcode-26.0.0.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS26.0.sdk -fmetal-math-mode\=fast -fmetal-math-fp32-functions\=fast -serialize-diagnostics /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/DitheringEngine.build/Debug-iphoneos/DitheringEngine_DitheringEngine.build/Metal/OrderedDithering.dia -o /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/DitheringEngine.build/Debug-iphoneos/DitheringEngine_DitheringEngine.build/Metal/OrderedDithering.air -MMD -MT dependencies -MF /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/DitheringEngine.build/Debug-iphoneos/DitheringEngine_DitheringEngine.build/Metal/OrderedDithering.dat /Users/admin/builder/spi-builder-workspace/Sources/DitheringEngine/Metal/OrderedDithering.metal
/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/DitheringEngine.build/Debug-iphoneos/DitheringEngine_DitheringEngine.build/Metal/OrderedDithering.dia:1:1: warning: Could not read serialized diagnostics file: error("Failed to open diagnostics file") (in target 'DitheringEngine_DitheringEngine' from project 'DitheringEngine')
error: error: cannot execute tool 'metal' due to missing Metal Toolchain; use: xcodebuild -downloadComponent MetalToolchain
2025-11-11 07:24:39.279 xcodebuild[639:3921] [MT] IDERunDestination: Supported platforms for the buildables in the current scheme is empty.
** BUILD FAILED **
The following build commands failed:
CompileMetalFile /Users/admin/builder/spi-builder-workspace/Sources/DitheringEngine/Metal/OrderedDithering.metal (in target 'DitheringEngine_DitheringEngine' from project 'DitheringEngine')
Building workspace spi-builder-workspace with scheme DitheringEngine
(2 failures)
BUILD FAILURE 6.2 iOS