Build Information
Failed to build Cairo, reference 1.3.0 (b31d64), with Swift 6.4 for macOS (SPM) on 20 Sep 2026 02:47:38 UTC.
Build Command
env DEVELOPER_DIR=/Applications/Xcode-27.0.0-Release.Candidate.app xcrun swift build --arch arm64Build Log
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RunAll
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Builder version: 5.1.0
Interrupt handler set up.
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Checkout
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Clone URL: https://github.com/aestesis/Cairo.git
Reference: 1.3.0
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/aestesis/Cairo
* tag 1.3.0 -> FETCH_HEAD
HEAD is now at b31d649 fixed
Cloned https://github.com/aestesis/Cairo.git
Revision (git rev-parse @):
b31d64995170299b0c086c9cd0eea8f6649dec49
SUCCESS checkout https://github.com/aestesis/Cairo.git at 1.3.0
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Build
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Selected platform: macosSpm
Swift version: 6.4
Building package at path: $PWD
https://github.com/aestesis/Cairo.git
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-27.0.0-Release.Candidate.app xcrun swift build --arch arm64
Building for debugging...
[Pre-planning 1 / 43]
[Planning deferred tasks]
[18 / 26]
[30 / 38] Cairo
Fetching https://github.com/aestesis/CCairo.git
[1/412] Fetching ccairo
Fetched https://github.com/aestesis/CCairo.git (1.24s)
Fetching https://github.com/aestesis/CFontConfig.git
[1/45] Fetching cfontconfig
Fetched https://github.com/aestesis/CFontConfig.git (0.71s)
Fetching https://github.com/aestesis/CFreeType.git
[1/39] Fetching cfreetype
Fetched https://github.com/aestesis/CFreeType.git (0.70s)
Creating working copy for https://github.com/aestesis/CFontConfig.git
Working copy of https://github.com/aestesis/CFontConfig.git resolved at master (c89a356)
Creating working copy for https://github.com/aestesis/CCairo.git
Working copy of https://github.com/aestesis/CCairo.git resolved at master (86cb03f)
Creating working copy for https://github.com/aestesis/CFreeType.git
Working copy of https://github.com/aestesis/CFreeType.git resolved at master (3442374)
warning: 'ccairo': failed to retrieve search paths with pkg-config; maybe pkg-config is not installed
warning: 'ccairo': you may be able to install cairo using your system-packager:
brew install cairo
warning: 'cfontconfig': you may be able to install fontconfig using your system-packager:
brew install fontconfig
warning: 'cfreetype': you may be able to install freetype2 using your system-packager:
brew install freetype2
error: SwiftCompile normal arm64 failed with a nonzero exit code. Command line: cd /Users/admin/builder
<module-includes>:1:9: [1;39mnote: [1;39min file included from <module-includes>:1:[0;0m
[0;36m1 |[0;0m #import "shim.h"
[0;36m|[0;0m `- [1;39mnote: [1;39min file included from <module-includes>:1:[0;0m
[0;36m2 |[0;0m
/Users/admin/builder/spi-builder-workspace/.build/checkouts/CCairo/Sources/CCairo/shim.h:1:10: [1;31merror: [1;39m'cairo.h' file not found[0;0m
[0;36m1 |[0;0m #include <cairo.h>
[0;36m|[0;0m `- [1;31merror: [1;39m'cairo.h' file not found[0;0m
[0;36m2 |[0;0m #include <cairo-pdf.h>
[0;36m3 |[0;0m #include <cairo-svg.h>
/Users/admin/builder/spi-builder-workspace/Sources/Cairo/Content.swift:9:15: [1;31merror: [1;39mcould not build Objective-C module 'CCairo'[0;0m
[0;36m7 |[0;0m //
[0;36m8 |[0;0m
[0;36m9 |[0;0m import struct CCairo.cairo_content_t
[0;36m|[0;0m `- [1;31merror: [1;39mcould not build Objective-C module 'CCairo'[0;0m
[0;36m10 |[0;0m
[0;36m11 |[0;0m /// Used to describe the content that a surface will contain, whether color information,
Failed frontend command:
/Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/swift-frontend -frontend -emit-module -experimental-skip-non-inlinable-function-bodies-without-types /Users/admin/builder/spi-builder-workspace/Sources/Cairo/Content.swift /Users/admin/builder/spi-builder-workspace/Sources/Cairo/Context.swift /Users/admin/builder/spi-builder-workspace/Sources/Cairo/Font.swift /Users/admin/builder/spi-builder-workspace/Sources/Cairo/ImageFormat.swift /Users/admin/builder/spi-builder-workspace/Sources/Cairo/Matrix.swift /Users/admin/builder/spi-builder-workspace/Sources/Cairo/Path.swift /Users/admin/builder/spi-builder-workspace/Sources/Cairo/Pattern.swift /Users/admin/builder/spi-builder-workspace/Sources/Cairo/Status.swift /Users/admin/builder/spi-builder-workspace/Sources/Cairo/Surface.swift /Users/admin/builder/spi-builder-workspace/Sources/Cairo/SurfaceImage.swift /Users/admin/builder/spi-builder-workspace/Sources/Cairo/SurfacePDF.swift /Users/admin/builder/spi-builder-workspace/Sources/Cairo/SurfacePNG.swift /Users/admin/builder/spi-builder-workspace/Sources/Cairo/SurfaceSVG.swift /Users/admin/builder/spi-builder-workspace/Sources/Cairo/SurfaceType.swift -target arm64-apple-macos12.0 -Xllvm -aarch64-use-tbi -enable-objc-interop -stack-check -sdk /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX27.0.sdk -I /Users/admin/builder/spi-builder-workspace/.build/out/Products/Debug -Isystem /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/MacOSX.platform/Developer/usr/lib -F /Users/admin/builder/spi-builder-workspace/.build/out/Products/Debug -F /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/MacOSX.platform/Developer/Library/Frameworks -module-cache-path /Users/admin/builder/spi-builder-workspace/.build/out/ModuleCache.noindex -color-diagnostics -Xcc -fcolor-diagnostics -enable-testing -g -debug-info-format\=dwarf -dwarf-version\=4 -swift-version 4.2 -Onone -D SWIFT_PACKAGE -D DEBUG -D SWIFT_MODULE_RESOURCE_BUNDLE_UNAVAILABLE -D Xcode -serialize-debugging-options -enable-experimental-feature DebugDescriptionMacro -empty-abi-descriptor -plugin-path /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift/host/plugins/testing -validate-clang-modules-once -clang-build-session-file /Users/admin/builder/spi-builder-workspace/.build/out/ModuleCache.noindex/Session.modulevalidation -Xcc -working-directory -Xcc /Users/admin/builder -enable-anonymous-context-mangled-names -file-compilation-dir /Users/admin/builder -Xcc -fmodule-map-file\=/Users/admin/builder/spi-builder-workspace/.build/checkouts/CCairo/Sources/CCairo/module.modulemap -Xcc -fmodule-map-file\=/Users/admin/builder/spi-builder-workspace/.build/checkouts/CFontConfig/Sources/CFontConfig/module.modulemap -Xcc -fmodule-map-file\=/Users/admin/builder/spi-builder-workspace/.build/checkouts/CFreeType/Sources/CFreeType/module.modulemap -Xcc -D_LIBCPP_HARDENING_MODE\=_LIBCPP_HARDENING_MODE_DEBUG -Xcc -ivfsstatcache -Xcc /Users/admin/builder/spi-builder-workspace/.build/out/SDKStatCaches.noindex/macosx27.0-26A425-80c5bbf1d171475443272936d42f90a36a22442a12e9d48fe1a705f55a1adfc4.sdkstatcache -Xcc -fmodules-prune-interval\=86400 -Xcc -fmodules-prune-after\=345600 -Xcc -I/Users/admin/builder/spi-builder-workspace/.build/out/Products/Debug/include -Xcc -I/Users/admin/builder/spi-builder-workspace/.build/out/Intermediates.noindex/Cairo.build/Debug/Cairo-t.build/DerivedSources-normal/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.build/out/Intermediates.noindex/Cairo.build/Debug/Cairo-t.build/DerivedSources/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.build/out/Intermediates.noindex/Cairo.build/Debug/Cairo-t.build/DerivedSources -Xcc -DSWIFT_PACKAGE -Xcc -DDEBUG\=1 -no-auto-bridging-header-chaining -module-name Cairo -const-gather-protocols-file /Users/admin/builder/spi-builder-workspace/.build/out/Intermediates.noindex/Cairo.build/Debug/Cairo-t.build/Objects-normal/arm64/Cairo_const_extract_protocols.json -disable-clang-spi -target-sdk-version 27.0 -target-sdk-name macosx27.0 -external-plugin-path /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/MacOSX.platform/Developer/usr/lib/swift/host/plugins\#/Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/MacOSX.platform/Developer/usr/bin/swift-plugin-server -external-plugin-path /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/MacOSX.platform/Developer/usr/local/lib/swift/host/plugins\#/Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/MacOSX.platform/Developer/usr/bin/swift-plugin-server -in-process-plugin-server-path /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift/host/libSwiftInProcPluginServer.dylib -plugin-path /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift/host/plugins -plugin-path /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/local/lib/swift/host/plugins -emit-module-doc-path /Users/admin/builder/spi-builder-workspace/.build/out/Intermediates.noindex/Cairo.build/Debug/Cairo-t.build/Objects-normal/arm64/Cairo.swiftdoc -emit-module-source-info-path /Users/admin/builder/spi-builder-workspace/.build/out/Intermediates.noindex/Cairo.build/Debug/Cairo-t.build/Objects-normal/arm64/Cairo.swiftsourceinfo -emit-objc-header-path /Users/admin/builder/spi-builder-workspace/.build/out/Intermediates.noindex/Cairo.build/Debug/Cairo-t.build/Objects-normal/arm64/Cairo-Swift.h -serialize-diagnostics-path /Users/admin/builder/spi-builder-workspace/.build/out/Intermediates.noindex/Cairo.build/Debug/Cairo-t.build/Objects-normal/arm64/Cairo-primary-emit-module.dia -emit-dependencies-path /Users/admin/builder/spi-builder-workspace/.build/out/Intermediates.noindex/Cairo.build/Debug/Cairo-t.build/Objects-normal/arm64/Cairo-primary-emit-module.d -parse-as-library -o /Users/admin/builder/spi-builder-workspace/.build/out/Intermediates.noindex/Cairo.build/Debug/Cairo-t.build/Objects-normal/arm64/Cairo.swiftmodule -emit-abi-descriptor-path /Users/admin/builder/spi-builder-workspace/.build/out/Intermediates.noindex/Cairo.build/Debug/Cairo-t.build/Objects-normal/arm64/Cairo.abi.json
error: Build failed
BUILD FAILURE 6.4 macosSpm