LilHTML – Build Information – Swift Package Index

Build Information

Failed to build LilHTML, reference 0.1.0 (93672d), with Swift 6.4 for Wasm on 20 Sep 2026 21:24:15 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:wasm-6.4-latest swift build --swift-sdk swift-6.4.x-DEVELOPMENT-SNAPSHOT-2026-09-04-a_wasm 2>&1

Build Log

========================================
RunAll
========================================
Builder version: 5.1.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/nakajima/LilHTML.git
Reference: 0.1.0
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/nakajima/LilHTML
 * tag               0.1.0      -> FETCH_HEAD
HEAD is now at 93672d6 update test data
Cloned https://github.com/nakajima/LilHTML.git
Revision (git rev-parse @):
93672d604ecc508f997cff5e56fd7ac66276e985
SUCCESS checkout https://github.com/nakajima/LilHTML.git at 0.1.0
========================================
Build
========================================
Selected platform:         wasm
Swift version:             6.4
Building package at path:  $PWD
https://github.com/nakajima/LilHTML.git
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-53886770-1":/host -w "$PWD" -e JAVA_HOME="/root/.sdkman/candidates/java/current" -e SPI_BUILD="1" -e SPI_PROCESSING="1" registry.gitlab.com/saguaro1/spi-images:wasm-6.4-latest swift build --swift-sdk swift-6.4.x-DEVELOPMENT-SNAPSHOT-2026-09-04-a_wasm 2>&1
wasm-6.4-latest: Pulling from saguaro1/spi-images
Digest: sha256:4328fdb43c680d205c1d6761b1e3267aa38277eefdda9ddfb17b6a0f1a77857a
Status: Image is up to date for registry.gitlab.com/saguaro1/spi-images:wasm-6.4-latest
Building for debugging...
[Pre-planning 1 / 96]
[22 / 31]
error: SwiftCompile normal wasm32 failed with a nonzero exit code. Command line:     cd /host

[33 / 41] LilHTML
<module-includes>:1:10: [1;39mnote: [1;39min file included from <module-includes>:1:[0;0m
[0;36m1 |[0;0m #include "libxml2-lilhtml.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/Sources/libxml2/libxml2-lilhtml.h:8:9: [1;39mnote: [1;39min file included from /host/spi-builder-workspace/Sources/libxml2/libxml2-lilhtml.h:8:[0;0m
[0;36m6 |[0;0m //
[0;36m7 |[0;0m
[0;36m8 |[0;0m #import <libxml2/libxml/HTMLtree.h>
  [0;36m|[0;0m         `- [1;39mnote: [1;39min file included from /host/spi-builder-workspace/Sources/libxml2/libxml2-lilhtml.h:8:[0;0m
[0;36m9 |[0;0m
/root/.swiftpm/swift-sdks/swift-6.4.x-DEVELOPMENT-SNAPSHOT-2026-09-04-a_wasm.artifactbundle/swift-6.4.x-DEVELOPMENT-SNAPSHOT-2026-09-04-a_wasm/wasm32-unknown-wasip1/WASI.sdk/include/libxml2/libxml/HTMLtree.h:16:10: [1;39mnote: [1;39min file included from /root/.swiftpm/swift-sdks/swift-6.4.x-DEVELOPMENT-SNAPSHOT-2026-09-04-a_wasm.artifactbundle/swift-6.4.x-DEVELOPMENT-SNAPSHOT-2026-09-04-a_wasm/wasm32-unknown-wasip1/WASI.sdk/include/libxml2/libxml/HTMLtree.h:16:[0;0m
 [0;36m14 |[0;0m #include <stdio.h>
 [0;36m15 |[0;0m #include <libxml/xmlversion.h>
 [0;36m16 |[0;0m #include <libxml/tree.h>
    [0;36m|[0;0m          `- [1;39mnote: [1;39min file included from /root/.swiftpm/swift-sdks/swift-6.4.x-DEVELOPMENT-SNAPSHOT-2026-09-04-a_wasm.artifactbundle/swift-6.4.x-DEVELOPMENT-SNAPSHOT-2026-09-04-a_wasm/wasm32-unknown-wasip1/WASI.sdk/include/libxml2/libxml/HTMLtree.h:16:[0;0m
 [0;36m17 |[0;0m #include <libxml/HTMLparser.h>
 [0;36m18 |[0;0m
/usr/include/libxml2/libxml/tree.h:1319:10: [1;39mnote: [1;39min file included from /usr/include/libxml2/libxml/tree.h:1319:[0;0m
[0;36m1317 |[0;0m #endif
[0;36m1318 |[0;0m #ifndef __XML_PARSER_H__
[0;36m1319 |[0;0m #include <libxml/xmlmemory.h>
     [0;36m|[0;0m          `- [1;39mnote: [1;39min file included from /usr/include/libxml2/libxml/tree.h:1319:[0;0m
[0;36m1320 |[0;0m #endif
[0;36m1321 |[0;0m
/usr/include/libxml2/libxml/xmlmemory.h:218:10: [1;39mnote: [1;39min file included from /usr/include/libxml2/libxml/xmlmemory.h:218:[0;0m
[0;36m216 |[0;0m #ifndef __XML_GLOBALS_H
[0;36m217 |[0;0m #ifndef __XML_THREADS_H__
[0;36m218 |[0;0m #include <libxml/threads.h>
    [0;36m|[0;0m          `- [1;39mnote: [1;39min file included from /usr/include/libxml2/libxml/xmlmemory.h:218:[0;0m
[0;36m219 |[0;0m #include <libxml/globals.h>
[0;36m220 |[0;0m #endif
/usr/include/libxml2/libxml/threads.h:35:10: [1;39mnote: [1;39min file included from /usr/include/libxml2/libxml/threads.h:35:[0;0m
[0;36m33 |[0;0m }
[0;36m34 |[0;0m #endif
[0;36m35 |[0;0m #include <libxml/globals.h>
   [0;36m|[0;0m          `- [1;39mnote: [1;39min file included from /usr/include/libxml2/libxml/threads.h:35:[0;0m
[0;36m36 |[0;0m #ifdef __cplusplus
[0;36m37 |[0;0m extern "C" {
/usr/include/libxml2/libxml/globals.h:18:10: [1;39mnote: [1;39min file included from /usr/include/libxml2/libxml/globals.h:18:[0;0m
 [0;36m16 |[0;0m
 [0;36m17 |[0;0m #include <libxml/xmlversion.h>
 [0;36m18 |[0;0m #include <libxml/parser.h>
    [0;36m|[0;0m          `- [1;39mnote: [1;39min file included from /usr/include/libxml2/libxml/globals.h:18:[0;0m
 [0;36m19 |[0;0m #include <libxml/xmlerror.h>
 [0;36m20 |[0;0m #include <libxml/SAX2.h>
/usr/include/libxml2/libxml/parser.h:814:10: [1;39mnote: [1;39min file included from /usr/include/libxml2/libxml/parser.h:814:[0;0m
 [0;36m812 |[0;0m #endif
 [0;36m813 |[0;0m
 [0;36m814 |[0;0m #include <libxml/encoding.h>
     [0;36m|[0;0m          `- [1;39mnote: [1;39min file included from /usr/include/libxml2/libxml/parser.h:814:[0;0m
 [0;36m815 |[0;0m #include <libxml/xmlIO.h>
 [0;36m816 |[0;0m #include <libxml/globals.h>
/usr/include/libxml2/libxml/encoding.h:31:10: [1;31merror: [1;39m'unicode/ucnv.h' file not found[0;0m
 [0;36m29 |[0;0m #endif
 [0;36m30 |[0;0m #ifdef LIBXML_ICU_ENABLED
 [0;36m31 |[0;0m #include <unicode/ucnv.h>
    [0;36m|[0;0m          `- [1;31merror: [1;39m'unicode/ucnv.h' file not found[0;0m
 [0;36m32 |[0;0m #endif
 [0;36m33 |[0;0m #ifdef __cplusplus
/host/spi-builder-workspace/Sources/LilHTML/HTML.swift:9:8: [1;31merror: [1;39mcould not build C module 'libxml2'[0;0m
  [0;36m7 |[0;0m
  [0;36m8 |[0;0m import Foundation
  [0;36m9 |[0;0m import libxml2
    [0;36m|[0;0m        `- [1;31merror: [1;39mcould not build C module 'libxml2'[0;0m
 [0;36m10 |[0;0m
 [0;36m11 |[0;0m enum ParserError: Error {
Failed frontend command:
/usr/bin/swift-frontend -frontend -emit-module -experimental-skip-non-inlinable-function-bodies-without-types /host/spi-builder-workspace/Sources/LilHTML/AttributeValue.swift /host/spi-builder-workspace/Sources/LilHTML/Element+Equatable.swift /host/spi-builder-workspace/Sources/LilHTML/Element.swift /host/spi-builder-workspace/Sources/LilHTML/HTML.swift /host/spi-builder-workspace/Sources/LilHTML/ImmutableElementNode.swift /host/spi-builder-workspace/Sources/LilHTML/ImmutableNode.swift /host/spi-builder-workspace/Sources/LilHTML/ImmutableTextNode.swift /host/spi-builder-workspace/Sources/LilHTML/MutableElementNode.swift /host/spi-builder-workspace/Sources/LilHTML/MutableNode.swift /host/spi-builder-workspace/Sources/LilHTML/MutableTextNode+Equatable.swift /host/spi-builder-workspace/Sources/LilHTML/MutableTextNode.swift /host/spi-builder-workspace/Sources/LilHTML/Node+DebugDescription.swift /host/spi-builder-workspace/Sources/LilHTML/Node.swift /host/spi-builder-workspace/Sources/LilHTML/ParserDelegate.swift /host/spi-builder-workspace/Sources/LilHTML/Selectar.swift /host/spi-builder-workspace/Sources/LilHTML/TagName.swift /host/spi-builder-workspace/Sources/LilHTML/TextNode.swift -target wasm32-unknown-wasip1 -disable-objc-interop -sdk /root/.swiftpm/swift-sdks/swift-6.4.x-DEVELOPMENT-SNAPSHOT-2026-09-04-a_wasm.artifactbundle/swift-6.4.x-DEVELOPMENT-SNAPSHOT-2026-09-04-a_wasm/wasm32-unknown-wasip1/WASI.sdk -sysroot /root/.swiftpm/swift-sdks/swift-6.4.x-DEVELOPMENT-SNAPSHOT-2026-09-04-a_wasm.artifactbundle/swift-6.4.x-DEVELOPMENT-SNAPSHOT-2026-09-04-a_wasm/wasm32-unknown-wasip1/WASI.sdk -I /usr/include/libxml2 -I /host/spi-builder-workspace/.build/out/Products/Debug-webassembly-wasm32 -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 -swift-version 5 -Onone -D SWIFT_PACKAGE -D DEBUG -D SWIFT_MODULE_RESOURCE_BUNDLE_UNAVAILABLE -D Xcode -serialize-debugging-options -enable-upcoming-feature StrictConcurrency -enable-upcoming-feature ExistentialAny -enable-experimental-feature DebugDescriptionMacro -enable-bare-slash-regex -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 -resource-dir /root/.swiftpm/swift-sdks/swift-6.4.x-DEVELOPMENT-SNAPSHOT-2026-09-04-a_wasm.artifactbundle/swift-6.4.x-DEVELOPMENT-SNAPSHOT-2026-09-04-a_wasm/wasm32-unknown-wasip1/swift.xctoolchain/usr/lib/swift_static -use-static-resource-dir -enable-anonymous-context-mangled-names -file-compilation-dir /host -Xcc -resource-dir -Xcc /root/.swiftpm/swift-sdks/swift-6.4.x-DEVELOPMENT-SNAPSHOT-2026-09-04-a_wasm.artifactbundle/swift-6.4.x-DEVELOPMENT-SNAPSHOT-2026-09-04-a_wasm/wasm32-unknown-wasip1/swift.xctoolchain/usr/lib/swift_static/clang -Xcc -fmodule-map-file\=/host/spi-builder-workspace/Sources/libxml2/module.modulemap -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-webassembly-wasm32/include -Xcc -I/host/spi-builder-workspace/.build/out/Intermediates.noindex/LilHTML.build/Debug-webassembly-wasm32/LilHTML-t.build/DerivedSources-normal/wasm32 -Xcc -I/host/spi-builder-workspace/.build/out/Intermediates.noindex/LilHTML.build/Debug-webassembly-wasm32/LilHTML-t.build/DerivedSources/wasm32 -Xcc -I/host/spi-builder-workspace/.build/out/Intermediates.noindex/LilHTML.build/Debug-webassembly-wasm32/LilHTML-t.build/DerivedSources -Xcc -DSWIFT_PACKAGE -Xcc -DDEBUG\=1 -no-auto-bridging-header-chaining -module-name LilHTML -package-name spi_builder_workspace -const-gather-protocols-file /host/spi-builder-workspace/.build/out/Intermediates.noindex/LilHTML.build/Debug-webassembly-wasm32/LilHTML-t.build/Objects-normal/wasm32/LilHTML_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/LilHTML.build/Debug-webassembly-wasm32/LilHTML-t.build/Objects-normal/wasm32/Modules/LilHTML.swiftdoc -emit-module-source-info-path /host/spi-builder-workspace/.build/out/Intermediates.noindex/LilHTML.build/Debug-webassembly-wasm32/LilHTML-t.build/Objects-normal/wasm32/Modules/LilHTML.swiftsourceinfo -emit-objc-header-path /host/spi-builder-workspace/.build/out/Intermediates.noindex/LilHTML.build/Debug-webassembly-wasm32/LilHTML-t.build/Objects-normal/wasm32/LilHTML-Swift.h -serialize-diagnostics-path /host/spi-builder-workspace/.build/out/Intermediates.noindex/LilHTML.build/Debug-webassembly-wasm32/LilHTML-t.build/Objects-normal/wasm32/LilHTML-primary-emit-module.dia -emit-dependencies-path /host/spi-builder-workspace/.build/out/Intermediates.noindex/LilHTML.build/Debug-webassembly-wasm32/LilHTML-t.build/Objects-normal/wasm32/LilHTML-primary-emit-module.d -parse-as-library -o /host/spi-builder-workspace/.build/out/Intermediates.noindex/LilHTML.build/Debug-webassembly-wasm32/LilHTML-t.build/Objects-normal/wasm32/Modules/LilHTML.swiftmodule
error: Build failed
BUILD FAILURE 6.4 wasm