Silica – Build Information – Swift Package Index

Build Information

Failed to build Silica, reference master (67a05f), with Swift 6.4 for Linux on 26 Sep 2026 06:27:04 UTC.

Build Command

bash -c docker run --pull=always --rm -v "checkouts-53886770-1":/host -w "$PWD" -e JAVA_HOME="/root/.sdkman/candidates/java/current" -e SPI_BUILD="1" -e SPI_PROCESSING="1" registry.gitlab.com/saguaro1/spi-images:basic-6.4-latest swift build --triple x86_64-unknown-linux-gnu 2>&1

Build Log

========================================
RunAll
========================================
Builder version: 5.1.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/pureswift/silica.git
Reference: master
Initialized empty Git repository in /host/spi-builder-workspace/.git/
hint: Using 'master' as the name for the initial branch. This default branch name
hint: is subject to change. To configure the initial branch name to use in all
hint: of your new repositories, which will suppress this warning, call:
hint:
hint: 	git config --global init.defaultBranch <name>
hint:
hint: Names commonly chosen instead of 'master' are 'main', 'trunk' and
hint: 'development'. The just-created branch can be renamed via this command:
hint:
hint: 	git branch -m <name>
From https://github.com/pureswift/silica
 * branch            master     -> FETCH_HEAD
 * [new branch]      master     -> origin/master
HEAD is now at 67a05f9 Merge pull request #21 from PureSwift/feature/multiline-text
Cloned https://github.com/pureswift/silica.git
Revision (git rev-parse @):
67a05f9415e20841ef101878213f9c20a56dfda8
SUCCESS checkout https://github.com/pureswift/silica.git at master
========================================
Build
========================================
Selected platform:         linux
Swift version:             6.4
Building package at path:  $PWD
https://github.com/pureswift/silica.git
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-53886770-1":/host -w "$PWD" -e JAVA_HOME="/root/.sdkman/candidates/java/current" -e SPI_BUILD="1" -e SPI_PROCESSING="1" registry.gitlab.com/saguaro1/spi-images:basic-6.4-latest swift build --triple x86_64-unknown-linux-gnu 2>&1
basic-6.4-latest: Pulling from saguaro1/spi-images
Digest: sha256:c77fcce225e223ac0fafed844619173fc6de8d62dd560eeb28db3182af6a282b
Status: Image is up to date for registry.gitlab.com/saguaro1/spi-images:basic-6.4-latest
Fetching https://github.com/PureSwift/Cairo.git
[1/3626] Fetching cairo
Fetched https://github.com/PureSwift/Cairo.git (1.04s)
Fetching https://github.com/PureSwift/FontConfig.git
[1/123] Fetching fontconfig
Fetched https://github.com/PureSwift/FontConfig.git (0.43s)
Fetching https://github.com/PureSwift/Android.git
[1/11449] Fetching android
Fetched https://github.com/PureSwift/Android.git (0.63s)
Fetching https://github.com/swiftlang/swift-java.git
[1/32491] Fetching swift-java
Fetched https://github.com/swiftlang/swift-java.git (1.09s)
Fetching https://github.com/swift-android-sdk/swift-android-native.git
[1/2011] Fetching swift-android-native
Fetched https://github.com/swift-android-sdk/swift-android-native.git (0.49s)
Fetching https://github.com/PureSwift/JavaLang.git
[1/3155] Fetching javalang
Fetched https://github.com/PureSwift/JavaLang.git (0.56s)
Fetching https://github.com/PureSwift/Kotlin.git
[1/964] Fetching kotlin
Fetched https://github.com/PureSwift/Kotlin.git (0.47s)
Fetching https://github.com/swiftlang/swift-java-jni-core
[1/607] Fetching swift-java-jni-core
Fetched https://github.com/swiftlang/swift-java-jni-core (0.48s)
Fetching https://github.com/swiftwasm/JavaScriptKit.git
Fetching https://github.com/swiftlang/swift-syntax
Fetching https://github.com/apple/swift-system
Fetching https://github.com/swiftlang/swift-subprocess.git
Fetching https://github.com/apple/swift-log
Fetching https://github.com/apple/swift-argument-parser
[1/8165] Fetching swift-log
[8166/12941] Fetching swift-log, swift-subprocess
[8358/31886] Fetching swift-log, swift-subprocess, swift-argument-parser
[9071/72698] Fetching swift-log, swift-subprocess, swift-argument-parser, javascriptkit
[18364/79681] Fetching swift-log, swift-subprocess, swift-argument-parser, javascriptkit, swift-system
Fetched https://github.com/apple/swift-log (0.69s)
[47029/71516] Fetching swift-subprocess, swift-argument-parser, javascriptkit, swift-system
Fetching https://github.com/apple/swift-collections
Fetched https://github.com/apple/swift-system (0.79s)
Fetched https://github.com/swiftlang/swift-subprocess.git (0.79s)
Fetched https://github.com/apple/swift-argument-parser (0.79s)
[37956/40812] Fetching javascriptkit
[40813/120880] Fetching javascriptkit, swift-syntax
Fetched https://github.com/swiftwasm/JavaScriptKit.git (1.27s)
[4004/80068] Fetching swift-syntax
[8809/107847] Fetching swift-syntax, swift-collections
Fetched https://github.com/apple/swift-collections (1.37s)
[73663/80068] Fetching swift-syntax
Fetched https://github.com/swiftlang/swift-syntax (3.81s)
Computing version for https://github.com/swiftlang/swift-subprocess.git
Computed https://github.com/swiftlang/swift-subprocess.git at 0.4.0 (4.00s)
Computing version for https://github.com/apple/swift-argument-parser
Computed https://github.com/apple/swift-argument-parser at 1.8.2 (0.19s)
Computing version for https://github.com/swiftlang/swift-syntax
Computed https://github.com/swiftlang/swift-syntax at 603.0.2 (1.44s)
Computing version for https://github.com/swiftwasm/JavaScriptKit.git
Computed https://github.com/swiftwasm/JavaScriptKit.git at 0.59.0 (0.34s)
Computing version for https://github.com/apple/swift-collections
Computed https://github.com/apple/swift-collections at 1.7.1 (0.37s)
Computing version for https://github.com/apple/swift-system
Computed https://github.com/apple/swift-system at 1.8.1 (0.29s)
Computing version for https://github.com/apple/swift-log
Computed https://github.com/apple/swift-log at 1.15.1 (0.32s)
Creating working copy for https://github.com/apple/swift-argument-parser
Working copy of https://github.com/apple/swift-argument-parser resolved at 1.8.2
Creating working copy for https://github.com/apple/swift-system
Working copy of https://github.com/apple/swift-system resolved at 1.8.1
Creating working copy for https://github.com/swiftlang/swift-java.git
Working copy of https://github.com/swiftlang/swift-java.git resolved at main (d6ff36c)
Creating working copy for https://github.com/PureSwift/Kotlin.git
Working copy of https://github.com/PureSwift/Kotlin.git resolved at master (88a9bb9)
Creating working copy for https://github.com/swiftlang/swift-java-jni-core
Working copy of https://github.com/swiftlang/swift-java-jni-core resolved at main (b440a0b)
Creating working copy for https://github.com/swift-android-sdk/swift-android-native.git
Working copy of https://github.com/swift-android-sdk/swift-android-native.git resolved at main (5f71c15)
Creating working copy for https://github.com/swiftlang/swift-syntax
Working copy of https://github.com/swiftlang/swift-syntax resolved at 603.0.2
Creating working copy for https://github.com/PureSwift/Android.git
Working copy of https://github.com/PureSwift/Android.git resolved at master (4c941bc)
Creating working copy for https://github.com/swiftlang/swift-subprocess.git
Working copy of https://github.com/swiftlang/swift-subprocess.git resolved at 0.4.0
Creating working copy for https://github.com/swiftwasm/JavaScriptKit.git
Working copy of https://github.com/swiftwasm/JavaScriptKit.git resolved at 0.59.0
Creating working copy for https://github.com/PureSwift/JavaLang.git
Working copy of https://github.com/PureSwift/JavaLang.git resolved at master (1b7320a)
Creating working copy for https://github.com/apple/swift-log
Working copy of https://github.com/apple/swift-log resolved at 1.15.1
Creating working copy for https://github.com/PureSwift/Cairo.git
Working copy of https://github.com/PureSwift/Cairo.git resolved at master (af9fa9d)
Creating working copy for https://github.com/apple/swift-collections
Working copy of https://github.com/apple/swift-collections resolved at 1.7.1
Creating working copy for https://github.com/PureSwift/FontConfig.git
Working copy of https://github.com/PureSwift/FontConfig.git resolved at master (02b7b62)
warning: 'cairo': you may be able to install freetype2 using your system-packager:
    apt-get install libfreetype6-dev
warning: 'cairo': you may be able to install cairo using your system-packager:
    apt-get install libcairo2-dev
warning: 'fontconfig': you may be able to install fontconfig using your system-packager:
    apt-get install libfontconfig-dev
Building for debugging...
[Computing dependencies]
[Constructing description]
[Pre-planning 1 / 448]
[Planning deferred tasks]
[73 / 143] FontConfig
error: SwiftCompile normal x86_64 failed with a nonzero exit code. Command line:     cd /host

<module-includes>:1:10: [1;39mnote: [1;39min file included from <module-includes>:1:[0;0m
[0;36m1 |[0;0m #include "shim.h"
  [0;36m|[0;0m          `- [1;39mnote: [1;39min file included from <module-includes>:1:[0;0m
[0;36m2 |[0;0m
/host/spi-builder-workspace/.build/checkouts/FontConfig/Sources/CFontConfig/shim.h:1:10: [1;31merror: [1;39m'fontconfig/fontconfig.h' file not found[0;0m
[0;36m1 |[0;0m #include <fontconfig/fontconfig.h>
  [0;36m|[0;0m          `- [1;31merror: [1;39m'fontconfig/fontconfig.h' file not found[0;0m
[0;36m2 |[0;0m #include <fontconfig/fcfreetype.h>
[0;36m3 |[0;0m
/host/spi-builder-workspace/.build/checkouts/FontConfig/Sources/FontConfig/FontConfig.swift:8:8: [1;31merror: [1;39mcould not build C module 'CFontConfig'[0;0m
 [0;36m6 |[0;0m //
 [0;36m7 |[0;0m
 [0;36m8 |[0;0m import CFontConfig
   [0;36m|[0;0m        `- [1;31merror: [1;39mcould not build C module 'CFontConfig'[0;0m
 [0;36m9 |[0;0m
[0;36m10 |[0;0m public final class FontConfiguration {
Failed frontend command:
/usr/bin/swift-frontend -frontend -emit-module -experimental-skip-non-inlinable-function-bodies-without-types /host/spi-builder-workspace/.build/checkouts/FontConfig/Sources/FontConfig/FontConfig.swift /host/spi-builder-workspace/.build/checkouts/FontConfig/Sources/FontConfig/FontSlant.swift /host/spi-builder-workspace/.build/checkouts/FontConfig/Sources/FontConfig/FontWeight.swift /host/spi-builder-workspace/.build/checkouts/FontConfig/Sources/FontConfig/FontWidth.swift /host/spi-builder-workspace/.build/checkouts/FontConfig/Sources/FontConfig/Pattern.swift -target x86_64-unknown-linux-gnu -disable-objc-interop -I /host/spi-builder-workspace/.build/out/Products/Debug-linux-x86_64 -module-cache-path /host/spi-builder-workspace/.build/out/ModuleCache.noindex -color-diagnostics -Xcc -fcolor-diagnostics -enable-testing -g -debug-info-format\=dwarf -dwarf-version\=4 -suppress-warnings -swift-version 6 -Onone -D SWIFT_PACKAGE -D DEBUG -D SWIFT_MODULE_RESOURCE_BUNDLE_UNAVAILABLE -D Xcode -serialize-debugging-options -enable-experimental-feature DebugDescriptionMacro -empty-abi-descriptor -external-plugin-path /usr/lib/swift/host/plugins/testing\#/usr/bin/swift-plugin-server -validate-clang-modules-once -clang-build-session-file /host/spi-builder-workspace/.build/out/ModuleCache.noindex/Session.modulevalidation -Xcc -working-directory -Xcc /host -enable-anonymous-context-mangled-names -file-compilation-dir /host -Xcc -fmodule-map-file\=/host/spi-builder-workspace/.build/checkouts/FontConfig/Sources/CFontConfig/module.modulemap -Xcc -fno-omit-frame-pointer -Xcc -D_LIBCPP_HARDENING_MODE\=_LIBCPP_HARDENING_MODE_DEBUG -Xcc -fmodules-prune-interval\=86400 -Xcc -fmodules-prune-after\=345600 -Xcc -I/host/spi-builder-workspace/.build/out/Products/Debug-linux-x86_64/include -Xcc -I/host/spi-builder-workspace/.build/out/Intermediates.noindex/FontConfig.build/Debug-linux-x86_64/FontConfig-t.build/DerivedSources-normal/x86_64 -Xcc -I/host/spi-builder-workspace/.build/out/Intermediates.noindex/FontConfig.build/Debug-linux-x86_64/FontConfig-t.build/DerivedSources/x86_64 -Xcc -I/host/spi-builder-workspace/.build/out/Intermediates.noindex/FontConfig.build/Debug-linux-x86_64/FontConfig-t.build/DerivedSources -Xcc -DSWIFT_PACKAGE -Xcc -DDEBUG\=1 -no-auto-bridging-header-chaining -module-name FontConfig -package-name fontconfig -const-gather-protocols-file /host/spi-builder-workspace/.build/out/Intermediates.noindex/FontConfig.build/Debug-linux-x86_64/FontConfig-t.build/Objects-normal/x86_64/FontConfig_const_extract_protocols.json -in-process-plugin-server-path /usr/lib/swift/host/libSwiftInProcPluginServer.so -plugin-path /usr/lib/swift/host/plugins -plugin-path /usr/local/lib/swift/host/plugins -emit-module-doc-path /host/spi-builder-workspace/.build/out/Intermediates.noindex/FontConfig.build/Debug-linux-x86_64/FontConfig-t.build/Objects-normal/x86_64/Modules/FontConfig.swiftdoc -emit-module-source-info-path /host/spi-builder-workspace/.build/out/Intermediates.noindex/FontConfig.build/Debug-linux-x86_64/FontConfig-t.build/Objects-normal/x86_64/Modules/FontConfig.swiftsourceinfo -emit-objc-header-path /host/spi-builder-workspace/.build/out/Intermediates.noindex/FontConfig.build/Debug-linux-x86_64/FontConfig-t.build/Objects-normal/x86_64/FontConfig-Swift.h -serialize-diagnostics-path /host/spi-builder-workspace/.build/out/Intermediates.noindex/FontConfig.build/Debug-linux-x86_64/FontConfig-t.build/Objects-normal/x86_64/FontConfig-primary-emit-module.dia -emit-dependencies-path /host/spi-builder-workspace/.build/out/Intermediates.noindex/FontConfig.build/Debug-linux-x86_64/FontConfig-t.build/Objects-normal/x86_64/FontConfig-primary-emit-module.d -parse-as-library -o /host/spi-builder-workspace/.build/out/Intermediates.noindex/FontConfig.build/Debug-linux-x86_64/FontConfig-t.build/Objects-normal/x86_64/Modules/FontConfig.swiftmodule
[81 / 157] FontConfig
error: Build failed
BUILD FAILURE 6.4 linux