Swift Package IndexBuild Information
Failed to build Silica, reference master (16f8c2), with Swift 6.3 for macOS (Xcode) using Xcode 26.4 on 21 Apr 2026 18:26:15 UTC.
Build Command
env DEVELOPER_DIR=/Applications/Xcode-26.4.0.app xcrun xcodebuild -IDEClonedSourcePackagesDirPathOverride=$PWD/.dependencies -skipMacroValidation -skipPackagePluginValidation -derivedDataPath $PWD/.derivedData build -scheme Silica -destination platform=macOS,arch=arm64Build Log
========================================
RunAll
========================================
Builder version: 4.70.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/pureswift/silica.git
Reference: master
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/pureswift/silica
* branch master -> FETCH_HEAD
* [new branch] master -> origin/master
HEAD is now at 16f8c29 Updated unit tests
Cloned https://github.com/pureswift/silica.git
Revision (git rev-parse @):
16f8c29153b2081f874bdd971a1228a6ec5c6cbf
SUCCESS checkout https://github.com/pureswift/silica.git at master
========================================
Build
========================================
Selected platform: macosXcodebuild
Swift version: 6.3
Building package at path: $PWD
https://github.com/pureswift/silica.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
Fetching from https://github.com/PureSwift/Cairo.git
Fetching from https://github.com/PureSwift/FontConfig.git
Creating working copy of package ‘FontConfig’
Checking out master (02b7b62) of package ‘FontConfig’
Creating working copy of package ‘Cairo’
Checking out master (646b210) of package ‘Cairo’
you may be able to install fontconfig using your system-packager:
brew install fontconfig
failed to retrieve search paths with pkg-config; maybe pkg-config is not installedyou may be able to install cairo using your system-packager:
brew install cairo
you may be able to install freetype using your system-packager:
brew install freetype2
Resolve Package Graph
you may be able to install fontconfig using your system-packager:
brew install fontconfig
you may be able to install cairo using your system-packager:
brew install cairo
you may be able to install freetype using your system-packager:
brew install freetype2
Resolved source packages:
Cairo: https://github.com/PureSwift/Cairo.git @ master (646b210)
FontConfig: https://github.com/PureSwift/FontConfig.git @ master (02b7b62)
Silica: /Users/admin/builder/spi-builder-workspace
resolved source packages: Cairo, FontConfig, Silica
2026-04-21 14:25:56.590 xcodebuild[525:3039] [MT] IDERunDestination: Supported platforms for the buildables in the current scheme is empty.
{
"dependencies" : [
{
"identity" : "cairo",
"requirement" : {
"branch" : [
"master"
]
},
"type" : "sourceControl",
"url" : "https://github.com/PureSwift/Cairo.git"
},
{
"identity" : "fontconfig",
"requirement" : {
"branch" : [
"master"
]
},
"type" : "sourceControl",
"url" : "https://github.com/PureSwift/FontConfig.git"
}
],
"manifest_display_name" : "Silica",
"name" : "Silica",
"path" : "/Users/admin/builder/spi-builder-workspace",
"platforms" : [
],
"products" : [
{
"name" : "Silica",
"targets" : [
"Silica"
],
"type" : {
"library" : [
"automatic"
]
}
}
],
"targets" : [
{
"c99name" : "SilicaTests",
"module_type" : "SwiftTarget",
"name" : "SilicaTests",
"path" : "Tests/SilicaTests",
"sources" : [
"FontTests.swift",
"StyleKitTests.swift",
"Utilities/Define.swift",
"Utilities/TestAssets.swift",
"Utilities/TestStyleKit.swift",
"Utilities/URLClient.swift"
],
"target_dependencies" : [
"Silica"
],
"type" : "test"
},
{
"c99name" : "Silica",
"module_type" : "SwiftTarget",
"name" : "Silica",
"path" : "Sources/Silica",
"product_dependencies" : [
"Cairo",
"FontConfig"
],
"product_memberships" : [
"Silica"
],
"sources" : [
"CGAffineTransform.swift",
"CGBitmapInfo.swift",
"CGColor.swift",
"CGColorRenderingIntent.swift",
"CGColorSpace.swift",
"CGContext.swift",
"CGDrawingMode.swift",
"CGFont.swift",
"CGImage.swift",
"CGImageDestination.swift",
"CGImageSource.swift",
"CGImageSourcePNG.swift",
"CGLineCap.swift",
"CGLineJoin.swift",
"CGPath.swift",
"CairoConvertible.swift",
"UIKit/NSStringDrawing.swift",
"UIKit/UIBezierPath.swift",
"UIKit/UIColor.swift",
"UIKit/UIFont.swift",
"UIKit/UIGraphics.swift",
"UIKit/UIImage.swift",
"UIKit/UIRectCorner.swift",
"UIKit/UIViewContentMode.swift"
],
"type" : "library"
}
],
"tools_version" : "6.0"
}
{
"workspace" : {
"name" : "spi-builder-workspace",
"schemes" : [
"Silica"
]
}
}
2026-04-21 14:26:04.360 xcodebuild[704:4095] [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 Silica -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 Silica -destination platform=macOS,arch=arm64
Resolve Package Graph
you may be able to install fontconfig using your system-packager:
brew install fontconfig
failed to retrieve search paths with pkg-config; maybe pkg-config is not installedyou may be able to install cairo using your system-packager:
brew install cairo
you may be able to install freetype using your system-packager:
brew install freetype2
Resolve Package Graph
you may be able to install cairo using your system-packager:
brew install cairo
you may be able to install freetype using your system-packager:
brew install freetype2
you may be able to install fontconfig using your system-packager:
brew install fontconfig
Resolved source packages:
Silica: /Users/admin/builder/spi-builder-workspace
Cairo: https://github.com/PureSwift/Cairo.git @ master (646b210)
FontConfig: https://github.com/PureSwift/FontConfig.git @ master (02b7b62)
ComputePackagePrebuildTargetDependencyGraph
Prepare packages
CreateBuildRequest
SendProjectDescription
CreateBuildOperation
ComputeTargetDependencyGraph
note: Building targets in dependency order
note: Target dependency graph (9 targets)
Target 'Silica' in project 'Silica'
➜ Explicit dependency on target 'Silica' in project 'Silica'
➜ Explicit dependency on target 'Cairo' in project 'Cairo'
➜ Explicit dependency on target 'FontConfig' in project 'FontConfig'
Target 'Silica' in project 'Silica'
➜ Explicit dependency on target 'Cairo' in project 'Cairo'
➜ Explicit dependency on target 'FontConfig' in project 'FontConfig'
Target 'Cairo' in project 'Cairo'
➜ Explicit dependency on target 'Cairo' in project 'Cairo'
➜ Explicit dependency on target 'FontConfig' in project 'FontConfig'
Target 'Cairo' in project 'Cairo'
➜ Explicit dependency on target 'CCairo' in project 'Cairo'
➜ Explicit dependency on target 'CFreeType' in project 'Cairo'
➜ Explicit dependency on target 'FontConfig' in project 'FontConfig'
Target 'FontConfig' in project 'FontConfig'
➜ Explicit dependency on target 'FontConfig' in project 'FontConfig'
Target 'FontConfig' in project 'FontConfig'
➜ Explicit dependency on target 'CFontConfig' in project 'FontConfig'
Target 'CFontConfig' in project 'FontConfig' (no dependencies)
Target 'CFreeType' in project 'Cairo' (no dependencies)
Target 'CCairo' in project 'Cairo' (no dependencies)
GatherProvisioningInputs
CreateBuildDescription
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/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/ld -version_details
Build description signature: da442b1a5600b0e081cb1ded50e16548
Build description path: /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/XCBuildData/da442b1a5600b0e081cb1ded50e16548.xcbuilddata
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/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/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
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/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/FontConfig.build/Debug/FontConfig.build/FontConfig.DependencyMetadataFileList (in target 'FontConfig' from project 'FontConfig')
cd /Users/admin/builder/spi-builder-workspace/.dependencies/checkouts/FontConfig
write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/FontConfig.build/Debug/FontConfig.build/FontConfig.DependencyMetadataFileList
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/FontConfig.build/Debug/FontConfig.build/FontConfig.modulemap (in target 'FontConfig' from project 'FontConfig')
cd /Users/admin/builder/spi-builder-workspace/.dependencies/checkouts/FontConfig
write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/FontConfig.build/Debug/FontConfig.build/FontConfig.modulemap
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/FontConfig.build/Debug/FontConfig.build/FontConfig.DependencyStaticMetadataFileList (in target 'FontConfig' from project 'FontConfig')
cd /Users/admin/builder/spi-builder-workspace/.dependencies/checkouts/FontConfig
write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/FontConfig.build/Debug/FontConfig.build/FontConfig.DependencyStaticMetadataFileList
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/FontConfig.build/Debug/FontConfig.build/Objects-normal/arm64/FontConfig_const_extract_protocols.json (in target 'FontConfig' from project 'FontConfig')
cd /Users/admin/builder/spi-builder-workspace/.dependencies/checkouts/FontConfig
write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/FontConfig.build/Debug/FontConfig.build/Objects-normal/arm64/FontConfig_const_extract_protocols.json
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/FontConfig.build/Debug/FontConfig.build/Objects-normal/arm64/FontConfig.SwiftConstValuesFileList (in target 'FontConfig' from project 'FontConfig')
cd /Users/admin/builder/spi-builder-workspace/.dependencies/checkouts/FontConfig
write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/FontConfig.build/Debug/FontConfig.build/Objects-normal/arm64/FontConfig.SwiftConstValuesFileList
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/FontConfig.build/Debug/FontConfig.build/Objects-normal/arm64/FontConfig-OutputFileMap.json (in target 'FontConfig' from project 'FontConfig')
cd /Users/admin/builder/spi-builder-workspace/.dependencies/checkouts/FontConfig
write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/FontConfig.build/Debug/FontConfig.build/Objects-normal/arm64/FontConfig-OutputFileMap.json
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/FontConfig.build/Debug/FontConfig.build/Objects-normal/arm64/FontConfig.SwiftFileList (in target 'FontConfig' from project 'FontConfig')
cd /Users/admin/builder/spi-builder-workspace/.dependencies/checkouts/FontConfig
write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/FontConfig.build/Debug/FontConfig.build/Objects-normal/arm64/FontConfig.SwiftFileList
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/FontConfig.build/Debug/FontConfig.build/Objects-normal/arm64/FontConfig.LinkFileList (in target 'FontConfig' from project 'FontConfig')
cd /Users/admin/builder/spi-builder-workspace/.dependencies/checkouts/FontConfig
write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/FontConfig.build/Debug/FontConfig.build/Objects-normal/arm64/FontConfig.LinkFileList
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Silica.build/Debug/Silica.build/Silica.modulemap (in target 'Silica' from project 'Silica')
cd /Users/admin/builder/spi-builder-workspace
write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Silica.build/Debug/Silica.build/Silica.modulemap
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Silica.build/Debug/Silica.build/Silica.DependencyMetadataFileList (in target 'Silica' from project 'Silica')
cd /Users/admin/builder/spi-builder-workspace
write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Silica.build/Debug/Silica.build/Silica.DependencyMetadataFileList
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Silica.build/Debug/Silica.build/Silica.DependencyStaticMetadataFileList (in target 'Silica' from project 'Silica')
cd /Users/admin/builder/spi-builder-workspace
write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Silica.build/Debug/Silica.build/Silica.DependencyStaticMetadataFileList
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Silica.build/Debug/Silica.build/Objects-normal/arm64/Silica_const_extract_protocols.json (in target 'Silica' from project 'Silica')
cd /Users/admin/builder/spi-builder-workspace
write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Silica.build/Debug/Silica.build/Objects-normal/arm64/Silica_const_extract_protocols.json
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Silica.build/Debug/Silica.build/Objects-normal/arm64/Silica.SwiftFileList (in target 'Silica' from project 'Silica')
cd /Users/admin/builder/spi-builder-workspace
write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Silica.build/Debug/Silica.build/Objects-normal/arm64/Silica.SwiftFileList
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Silica.build/Debug/Silica.build/Objects-normal/arm64/Silica.SwiftConstValuesFileList (in target 'Silica' from project 'Silica')
cd /Users/admin/builder/spi-builder-workspace
write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Silica.build/Debug/Silica.build/Objects-normal/arm64/Silica.SwiftConstValuesFileList
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Silica.build/Debug/Silica.build/Objects-normal/arm64/Silica.LinkFileList (in target 'Silica' from project 'Silica')
cd /Users/admin/builder/spi-builder-workspace
write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Silica.build/Debug/Silica.build/Objects-normal/arm64/Silica.LinkFileList
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Silica.build/Debug/Silica.build/Objects-normal/arm64/Silica-OutputFileMap.json (in target 'Silica' from project 'Silica')
cd /Users/admin/builder/spi-builder-workspace
write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Silica.build/Debug/Silica.build/Objects-normal/arm64/Silica-OutputFileMap.json
Copy /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/GeneratedModuleMaps/Silica.modulemap /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Silica.build/Debug/Silica.build/Silica.modulemap (in target 'Silica' from project 'Silica')
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/Silica.build/Debug/Silica.build/Silica.modulemap /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/GeneratedModuleMaps
Copy /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/GeneratedModuleMaps/FontConfig.modulemap /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/FontConfig.build/Debug/FontConfig.build/FontConfig.modulemap (in target 'FontConfig' from project 'FontConfig')
cd /Users/admin/builder/spi-builder-workspace/.dependencies/checkouts/FontConfig
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/FontConfig.build/Debug/FontConfig.build/FontConfig.modulemap /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/GeneratedModuleMaps
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Cairo.build/Debug/Cairo.build/Objects-normal/arm64/Cairo.SwiftConstValuesFileList (in target 'Cairo' from project 'Cairo')
cd /Users/admin/builder/spi-builder-workspace/.dependencies/checkouts/Cairo
write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Cairo.build/Debug/Cairo.build/Objects-normal/arm64/Cairo.SwiftConstValuesFileList
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Cairo.build/Debug/Cairo.build/Objects-normal/arm64/Cairo.LinkFileList (in target 'Cairo' from project 'Cairo')
cd /Users/admin/builder/spi-builder-workspace/.dependencies/checkouts/Cairo
write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Cairo.build/Debug/Cairo.build/Objects-normal/arm64/Cairo.LinkFileList
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Cairo.build/Debug/Cairo.build/Objects-normal/arm64/Cairo.SwiftFileList (in target 'Cairo' from project 'Cairo')
cd /Users/admin/builder/spi-builder-workspace/.dependencies/checkouts/Cairo
write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Cairo.build/Debug/Cairo.build/Objects-normal/arm64/Cairo.SwiftFileList
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Cairo.build/Debug/Cairo.build/Objects-normal/arm64/Cairo_const_extract_protocols.json (in target 'Cairo' from project 'Cairo')
cd /Users/admin/builder/spi-builder-workspace/.dependencies/checkouts/Cairo
write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Cairo.build/Debug/Cairo.build/Objects-normal/arm64/Cairo_const_extract_protocols.json
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Cairo.build/Debug/Cairo.build/Objects-normal/arm64/Cairo-OutputFileMap.json (in target 'Cairo' from project 'Cairo')
cd /Users/admin/builder/spi-builder-workspace/.dependencies/checkouts/Cairo
write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Cairo.build/Debug/Cairo.build/Objects-normal/arm64/Cairo-OutputFileMap.json
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Cairo.build/Debug/Cairo.build/Cairo.modulemap (in target 'Cairo' from project 'Cairo')
cd /Users/admin/builder/spi-builder-workspace/.dependencies/checkouts/Cairo
write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Cairo.build/Debug/Cairo.build/Cairo.modulemap
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Cairo.build/Debug/Cairo.build/Cairo.DependencyStaticMetadataFileList (in target 'Cairo' from project 'Cairo')
cd /Users/admin/builder/spi-builder-workspace/.dependencies/checkouts/Cairo
write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Cairo.build/Debug/Cairo.build/Cairo.DependencyStaticMetadataFileList
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Cairo.build/Debug/Cairo.build/Cairo.DependencyMetadataFileList (in target 'Cairo' from project 'Cairo')
cd /Users/admin/builder/spi-builder-workspace/.dependencies/checkouts/Cairo
write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Cairo.build/Debug/Cairo.build/Cairo.DependencyMetadataFileList
Copy /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/GeneratedModuleMaps/Cairo.modulemap /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Cairo.build/Debug/Cairo.build/Cairo.modulemap (in target 'Cairo' from project 'Cairo')
cd /Users/admin/builder/spi-builder-workspace/.dependencies/checkouts/Cairo
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/Cairo.build/Debug/Cairo.build/Cairo.modulemap /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/GeneratedModuleMaps
SwiftDriver FontConfig normal arm64 com.apple.xcode.tools.swift.compiler (in target 'FontConfig' from project 'FontConfig')
cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
builtin-SwiftDriver -- /Applications/Xcode-26.4.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/swiftc -module-name FontConfig -Onone @/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/FontConfig.build/Debug/FontConfig.build/Objects-normal/arm64/FontConfig.SwiftFileList -DSWIFT_PACKAGE -DDEBUG -DSWIFT_MODULE_RESOURCE_BUNDLE_UNAVAILABLE -Xcc -fmodule-map-file\=/Users/admin/builder/spi-builder-workspace/.dependencies/checkouts/FontConfig/Sources/CFontConfig/module.modulemap -DXcode -plugin-path /Applications/Xcode-26.4.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift/host/plugins/testing -enable-experimental-feature DebugDescriptionMacro -sdk /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX26.4.sdk -target arm64-apple-macos10.13 -g -module-cache-path /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex -Xfrontend -serialize-debugging-options -profile-coverage-mapping -profile-generate -enable-testing -suppress-warnings -index-store-path /Users/admin/builder/spi-builder-workspace/.derivedData/Index.noindex/DataStore -Xcc -D_LIBCPP_HARDENING_MODE\=_LIBCPP_HARDENING_MODE_DEBUG -swift-version 6 -I /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug -Isystem /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/MacOSX.platform/Developer/usr/lib -F /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug -F /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/MacOSX.platform/Developer/Library/Frameworks -c -j10 -enable-batch-mode -incremental -Xcc -ivfsstatcache -Xcc /Users/admin/builder/spi-builder-workspace/.derivedData/SDKStatCaches.noindex/macosx26.4-25E236-688ef53f1462e2c8f657fdc38a81448fdfce61f96a3a6fc38dcbb3b93e3bb2ee.sdkstatcache -output-file-map /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/FontConfig.build/Debug/FontConfig.build/Objects-normal/arm64/FontConfig-OutputFileMap.json -use-frontend-parseable-output -save-temps -no-color-diagnostics -explicit-module-build -module-cache-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SwiftExplicitPrecompiledModules -clang-scanner-module-cache-path /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex -sdk-module-cache-path /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex -serialize-diagnostics -emit-dependencies -emit-module -emit-module-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/FontConfig.build/Debug/FontConfig.build/Objects-normal/arm64/FontConfig.swiftmodule -validate-clang-modules-once -clang-build-session-file /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/Session.modulevalidation -package-name fontconfig -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/FontConfig.build/Debug/FontConfig.build/swift-overrides.hmap -emit-const-values -Xfrontend -const-gather-protocols-file -Xfrontend /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/FontConfig.build/Debug/FontConfig.build/Objects-normal/arm64/FontConfig_const_extract_protocols.json -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug/include -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/FontConfig.build/Debug/FontConfig.build/DerivedSources-normal/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/FontConfig.build/Debug/FontConfig.build/DerivedSources/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/FontConfig.build/Debug/FontConfig.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/FontConfig.build/Debug/FontConfig.build/Objects-normal/arm64/FontConfig-Swift.h -working-directory /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode -experimental-emit-module-separately -disable-cmo
error: Clang dependency scanning failure: While building module 'CFontConfig' imported from CFontConfig-82ad98cf.input:1:
In file included from <module-includes>:1:
/Users/admin/builder/spi-builder-workspace/.dependencies/checkouts/FontConfig/Sources/CFontConfig/shim.h:1:10: fatal error: 'fontconfig/fontconfig.h' file not found
CFontConfig-82ad98cf.input:1:1: fatal error: could not build module 'CFontConfig'
(in target 'FontConfig' from project 'FontConfig')
/Users/admin/builder/spi-builder-workspace/.dependencies/checkouts/FontConfig/Sources/FontConfig/FontConfig.swift:8:8: error: Unable to resolve module dependency: 'CFontConfig'
import CFontConfig
^ (in target 'FontConfig' from project 'FontConfig')
/Users/admin/builder/spi-builder-workspace/.dependencies/checkouts/FontConfig/Sources/FontConfig/FontConfig.swift:8:8: note: A dependency of main module 'FontConfig'
import CFontConfig
^ (in target 'FontConfig' from project 'FontConfig')
/Users/admin/builder/spi-builder-workspace/.dependencies/checkouts/FontConfig/Sources/FontConfig/Pattern.swift:8:8: note: Also imported here
import CFontConfig
^ (in target 'FontConfig' from project 'FontConfig')
2026-04-21 14:26:06.893 xcodebuild[724:4188] [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:f0d4a342ae08d1b60e7c01dfc77a01de538871f2, name:My Mac }
{ platform:macOS, arch:arm64, variant:Mac Catalyst, id:f0d4a342ae08d1b60e7c01dfc77a01de538871f2, name:My Mac }
{ platform:macOS, arch:arm64, variant:DriverKit, id:f0d4a342ae08d1b60e7c01dfc77a01de538871f2, name:My Mac }
{ platform:macOS, arch:arm64, variant:Designed for [iPad,iPhone], id:f0d4a342ae08d1b60e7c01dfc77a01de538871f2, name:My Mac }
error: clang dependency scanning failure: While building module 'CFontConfig' imported from CFontConfig-82ad98cf.input:1:
In file included from <module-includes>:1:
/Users/admin/builder/spi-builder-workspace/.dependencies/checkouts/FontConfig/Sources/CFontConfig/shim.h:1:10: fatal error: 'fontconfig/fontconfig.h' file not found
CFontConfig-82ad98cf.input:1:1: fatal error: could not build module 'CFontConfig'
/Users/admin/builder/spi-builder-workspace/.dependencies/checkouts/FontConfig/Sources/FontConfig/FontConfig.swift:8:8: error: unable to resolve module dependency: 'CFontConfig'
import CFontConfig
^
/Users/admin/builder/spi-builder-workspace/.dependencies/checkouts/FontConfig/Sources/FontConfig/FontConfig.swift:8:8: note: a dependency of main module 'FontConfig'
import CFontConfig
^
/Users/admin/builder/spi-builder-workspace/.dependencies/checkouts/FontConfig/Sources/FontConfig/Pattern.swift:8:8: note: also imported here
import CFontConfig
^
** BUILD FAILED **
The following build commands failed:
SwiftDriver FontConfig normal arm64 com.apple.xcode.tools.swift.compiler (in target 'FontConfig' from project 'FontConfig')
Building workspace spi-builder-workspace with scheme Silica
(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
failed to retrieve search paths with pkg-config; maybe pkg-config is not installedyou may be able to install cairo using your system-packager:
brew install cairo
you may be able to install freetype using your system-packager:
brew install freetype2
you may be able to install fontconfig using your system-packager:
brew install fontconfig
Resolved source packages:
Cairo: https://github.com/PureSwift/Cairo.git @ master (646b210)
Silica: /Users/admin/builder/spi-builder-workspace
FontConfig: https://github.com/PureSwift/FontConfig.git @ master (02b7b62)
resolved source packages: Cairo, Silica, FontConfig
2026-04-21 14:26:12.443 xcodebuild[776:4461] [MT] IDERunDestination: Supported platforms for the buildables in the current scheme is empty.
{
"dependencies" : [
{
"identity" : "cairo",
"requirement" : {
"branch" : [
"master"
]
},
"type" : "sourceControl",
"url" : "https://github.com/PureSwift/Cairo.git"
},
{
"identity" : "fontconfig",
"requirement" : {
"branch" : [
"master"
]
},
"type" : "sourceControl",
"url" : "https://github.com/PureSwift/FontConfig.git"
}
],
"manifest_display_name" : "Silica",
"name" : "Silica",
"path" : "/Users/admin/builder/spi-builder-workspace",
"platforms" : [
],
"products" : [
{
"name" : "Silica",
"targets" : [
"Silica"
],
"type" : {
"library" : [
"automatic"
]
}
}
],
"targets" : [
{
"c99name" : "SilicaTests",
"module_type" : "SwiftTarget",
"name" : "SilicaTests",
"path" : "Tests/SilicaTests",
"sources" : [
"FontTests.swift",
"StyleKitTests.swift",
"Utilities/Define.swift",
"Utilities/TestAssets.swift",
"Utilities/TestStyleKit.swift",
"Utilities/URLClient.swift"
],
"target_dependencies" : [
"Silica"
],
"type" : "test"
},
{
"c99name" : "Silica",
"module_type" : "SwiftTarget",
"name" : "Silica",
"path" : "Sources/Silica",
"product_dependencies" : [
"Cairo",
"FontConfig"
],
"product_memberships" : [
"Silica"
],
"sources" : [
"CGAffineTransform.swift",
"CGBitmapInfo.swift",
"CGColor.swift",
"CGColorRenderingIntent.swift",
"CGColorSpace.swift",
"CGContext.swift",
"CGDrawingMode.swift",
"CGFont.swift",
"CGImage.swift",
"CGImageDestination.swift",
"CGImageSource.swift",
"CGImageSourcePNG.swift",
"CGLineCap.swift",
"CGLineJoin.swift",
"CGPath.swift",
"CairoConvertible.swift",
"UIKit/NSStringDrawing.swift",
"UIKit/UIBezierPath.swift",
"UIKit/UIColor.swift",
"UIKit/UIFont.swift",
"UIKit/UIGraphics.swift",
"UIKit/UIImage.swift",
"UIKit/UIRectCorner.swift",
"UIKit/UIViewContentMode.swift"
],
"type" : "library"
}
],
"tools_version" : "6.0"
}
{
"workspace" : {
"name" : "spi-builder-workspace",
"schemes" : [
"Silica"
]
}
}
2026-04-21 14:26:14.186 xcodebuild[799:4587] [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 Silica -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 Silica -destination platform=macOS,arch=arm64
Resolve Package Graph
failed to retrieve search paths with pkg-config; maybe pkg-config is not installedyou may be able to install cairo using your system-packager:
brew install cairo
you may be able to install freetype using your system-packager:
brew install freetype2
you may be able to install fontconfig using your system-packager:
brew install fontconfig
Resolved source packages:
Silica: /Users/admin/builder/spi-builder-workspace
FontConfig: https://github.com/PureSwift/FontConfig.git @ master (02b7b62)
Cairo: https://github.com/PureSwift/Cairo.git @ master (646b210)
ComputePackagePrebuildTargetDependencyGraph
Prepare packages
CreateBuildRequest
SendProjectDescription
CreateBuildOperation
ComputeTargetDependencyGraph
note: Building targets in dependency order
note: Target dependency graph (9 targets)
Target 'Silica' in project 'Silica'
➜ Explicit dependency on target 'Silica' in project 'Silica'
➜ Explicit dependency on target 'Cairo' in project 'Cairo'
➜ Explicit dependency on target 'FontConfig' in project 'FontConfig'
Target 'Silica' in project 'Silica'
➜ Explicit dependency on target 'Cairo' in project 'Cairo'
➜ Explicit dependency on target 'FontConfig' in project 'FontConfig'
Target 'Cairo' in project 'Cairo'
➜ Explicit dependency on target 'Cairo' in project 'Cairo'
➜ Explicit dependency on target 'FontConfig' in project 'FontConfig'
Target 'Cairo' in project 'Cairo'
➜ Explicit dependency on target 'CCairo' in project 'Cairo'
➜ Explicit dependency on target 'CFreeType' in project 'Cairo'
➜ Explicit dependency on target 'FontConfig' in project 'FontConfig'
Target 'FontConfig' in project 'FontConfig'
➜ Explicit dependency on target 'FontConfig' in project 'FontConfig'
Target 'FontConfig' in project 'FontConfig'
➜ Explicit dependency on target 'CFontConfig' in project 'FontConfig'
Target 'CFontConfig' in project 'FontConfig' (no dependencies)
Target 'CFreeType' in project 'Cairo' (no dependencies)
Target 'CCairo' in project 'Cairo' (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
SwiftDriver FontConfig normal arm64 com.apple.xcode.tools.swift.compiler (in target 'FontConfig' from project 'FontConfig')
cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
builtin-SwiftDriver -- /Applications/Xcode-26.4.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/swiftc -module-name FontConfig -Onone @/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/FontConfig.build/Debug/FontConfig.build/Objects-normal/arm64/FontConfig.SwiftFileList -DSWIFT_PACKAGE -DDEBUG -DSWIFT_MODULE_RESOURCE_BUNDLE_UNAVAILABLE -Xcc -fmodule-map-file\=/Users/admin/builder/spi-builder-workspace/.dependencies/checkouts/FontConfig/Sources/CFontConfig/module.modulemap -DXcode -plugin-path /Applications/Xcode-26.4.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift/host/plugins/testing -enable-experimental-feature DebugDescriptionMacro -sdk /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX26.4.sdk -target arm64-apple-macos10.13 -g -module-cache-path /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex -Xfrontend -serialize-debugging-options -profile-coverage-mapping -profile-generate -enable-testing -suppress-warnings -index-store-path /Users/admin/builder/spi-builder-workspace/.derivedData/Index.noindex/DataStore -Xcc -D_LIBCPP_HARDENING_MODE\=_LIBCPP_HARDENING_MODE_DEBUG -swift-version 6 -I /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug -Isystem /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/MacOSX.platform/Developer/usr/lib -F /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug -F /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/MacOSX.platform/Developer/Library/Frameworks -c -j10 -enable-batch-mode -incremental -Xcc -ivfsstatcache -Xcc /Users/admin/builder/spi-builder-workspace/.derivedData/SDKStatCaches.noindex/macosx26.4-25E236-688ef53f1462e2c8f657fdc38a81448fdfce61f96a3a6fc38dcbb3b93e3bb2ee.sdkstatcache -output-file-map /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/FontConfig.build/Debug/FontConfig.build/Objects-normal/arm64/FontConfig-OutputFileMap.json -use-frontend-parseable-output -save-temps -no-color-diagnostics -explicit-module-build -module-cache-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SwiftExplicitPrecompiledModules -clang-scanner-module-cache-path /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex -sdk-module-cache-path /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex -serialize-diagnostics -emit-dependencies -emit-module -emit-module-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/FontConfig.build/Debug/FontConfig.build/Objects-normal/arm64/FontConfig.swiftmodule -validate-clang-modules-once -clang-build-session-file /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/Session.modulevalidation -package-name fontconfig -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/FontConfig.build/Debug/FontConfig.build/swift-overrides.hmap -emit-const-values -Xfrontend -const-gather-protocols-file -Xfrontend /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/FontConfig.build/Debug/FontConfig.build/Objects-normal/arm64/FontConfig_const_extract_protocols.json -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug/include -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/FontConfig.build/Debug/FontConfig.build/DerivedSources-normal/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/FontConfig.build/Debug/FontConfig.build/DerivedSources/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/FontConfig.build/Debug/FontConfig.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/FontConfig.build/Debug/FontConfig.build/Objects-normal/arm64/FontConfig-Swift.h -working-directory /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode -experimental-emit-module-separately -disable-cmo
error: Clang dependency scanning failure: While building module 'CFontConfig' imported from CFontConfig-cd17cd83.input:1:
In file included from <module-includes>:1:
/Users/admin/builder/spi-builder-workspace/.dependencies/checkouts/FontConfig/Sources/CFontConfig/shim.h:1:10: fatal error: 'fontconfig/fontconfig.h' file not found
CFontConfig-cd17cd83.input:1:1: fatal error: could not build module 'CFontConfig'
(in target 'FontConfig' from project 'FontConfig')
/Users/admin/builder/spi-builder-workspace/.dependencies/checkouts/FontConfig/Sources/FontConfig/FontConfig.swift:8:8: error: Unable to resolve module dependency: 'CFontConfig'
import CFontConfig
^ (in target 'FontConfig' from project 'FontConfig')
/Users/admin/builder/spi-builder-workspace/.dependencies/checkouts/FontConfig/Sources/FontConfig/FontConfig.swift:8:8: note: A dependency of main module 'FontConfig'
import CFontConfig
^ (in target 'FontConfig' from project 'FontConfig')
/Users/admin/builder/spi-builder-workspace/.dependencies/checkouts/FontConfig/Sources/FontConfig/Pattern.swift:8:8: note: Also imported here
import CFontConfig
^ (in target 'FontConfig' from project 'FontConfig')
2026-04-21 14:26:15.131 xcodebuild[815:4648] [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:f0d4a342ae08d1b60e7c01dfc77a01de538871f2, name:My Mac }
{ platform:macOS, arch:arm64, variant:Mac Catalyst, id:f0d4a342ae08d1b60e7c01dfc77a01de538871f2, name:My Mac }
{ platform:macOS, arch:arm64, variant:DriverKit, id:f0d4a342ae08d1b60e7c01dfc77a01de538871f2, name:My Mac }
{ platform:macOS, arch:arm64, variant:Designed for [iPad,iPhone], id:f0d4a342ae08d1b60e7c01dfc77a01de538871f2, name:My Mac }
error: clang dependency scanning failure: While building module 'CFontConfig' imported from CFontConfig-cd17cd83.input:1:
In file included from <module-includes>:1:
/Users/admin/builder/spi-builder-workspace/.dependencies/checkouts/FontConfig/Sources/CFontConfig/shim.h:1:10: fatal error: 'fontconfig/fontconfig.h' file not found
CFontConfig-cd17cd83.input:1:1: fatal error: could not build module 'CFontConfig'
/Users/admin/builder/spi-builder-workspace/.dependencies/checkouts/FontConfig/Sources/FontConfig/FontConfig.swift:8:8: error: unable to resolve module dependency: 'CFontConfig'
import CFontConfig
^
/Users/admin/builder/spi-builder-workspace/.dependencies/checkouts/FontConfig/Sources/FontConfig/FontConfig.swift:8:8: note: a dependency of main module 'FontConfig'
import CFontConfig
^
/Users/admin/builder/spi-builder-workspace/.dependencies/checkouts/FontConfig/Sources/FontConfig/Pattern.swift:8:8: note: also imported here
import CFontConfig
^
** BUILD FAILED **
The following build commands failed:
SwiftDriver FontConfig normal arm64 com.apple.xcode.tools.swift.compiler (in target 'FontConfig' from project 'FontConfig')
Building workspace spi-builder-workspace with scheme Silica
(2 failures)
BUILD FAILURE 6.3 macosXcodebuild