swift-markdown-ui – Build Information

Build Information

Failed to build swift-markdown-ui, reference main (485909), with Swift 6.4 for Wasm on 13 Oct 2026 20:13:12 UTC.

Build Command

bash -c docker run --pull=always --rm -v "checkouts-54344843-0":/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-6.4.0-RELEASE_wasm 2>&1

Build Log

========================================
RunAll
========================================
Builder version: 5.1.2
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/modern-swift-dev/swift-markdown-ui.git
Reference: main
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/modern-swift-dev/swift-markdown-ui
 * branch            main       -> FETCH_HEAD
 * [new branch]      main       -> origin/main
HEAD is now at 4859090 chore: track docs/agents in git
Cloned https://github.com/modern-swift-dev/swift-markdown-ui.git
Revision (git rev-parse @):
4859090fa812f8d2c22edef99be7d9d4c8aa6e2b
SPI manifest file found: $PWD/.spi.yml
SUCCESS checkout https://github.com/modern-swift-dev/swift-markdown-ui.git at main
========================================
Build
========================================
Selected platform:         wasm
Swift version:             6.4
Building package at path:  $PWD
https://github.com/modern-swift-dev/swift-markdown-ui.git
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-54344843-0":/host -w "$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-6.4.0-RELEASE_wasm 2>&1
wasm-6.4-latest: Pulling from saguaro1/spi-images
Digest: sha256:d8610b27563fbed4643ddaec8e9397319e3b3e1372fc54686db2dacb952c1b8f
Status: Image is up to date for registry.gitlab.com/saguaro1/spi-images:wasm-6.4-latest
Fetching https://github.com/swiftlang/swift-docc-plugin
Fetching https://github.com/swiftlang/swift-cmark
Fetching https://github.com/modern-swift-dev/swift-snapshot-testing
[1/7129] Fetching swift-snapshot-testing
[215/9474] Fetching swift-snapshot-testing, swift-docc-plugin
[2803/28118] Fetching swift-snapshot-testing, swift-docc-plugin, swift-cmark
Fetched https://github.com/swiftlang/swift-docc-plugin (0.54s)
[10519/25773] Fetching swift-snapshot-testing, swift-cmark
Fetched https://github.com/modern-swift-dev/swift-snapshot-testing (0.87s)
Fetched https://github.com/swiftlang/swift-cmark (0.89s)
Computing version for https://github.com/swiftlang/swift-docc-plugin
Computed https://github.com/swiftlang/swift-docc-plugin at 1.5.0 (1.80s)
Fetching https://github.com/swiftlang/swift-docc-symbolkit
[1/3837] Fetching swift-docc-symbolkit
Fetched https://github.com/swiftlang/swift-docc-symbolkit (0.99s)
Computing version for https://github.com/swiftlang/swift-docc-symbolkit
Computed https://github.com/swiftlang/swift-docc-symbolkit at 1.0.0 (1.21s)
Computing version for https://github.com/swiftlang/swift-cmark
Computed https://github.com/swiftlang/swift-cmark at 0.9.0 (0.18s)
Computing version for https://github.com/modern-swift-dev/swift-snapshot-testing
Computed https://github.com/modern-swift-dev/swift-snapshot-testing at 2.2.2 (0.16s)
Fetching https://github.com/pointfreeco/xctest-dynamic-overlay
Fetching https://github.com/swiftlang/swift-syntax
[1/2727] Fetching xctest-dynamic-overlay
Fetched https://github.com/pointfreeco/xctest-dynamic-overlay (0.73s)
[1/80500] Fetching swift-syntax
Fetched https://github.com/swiftlang/swift-syntax (5.53s)
Computing version for https://github.com/swiftlang/swift-syntax
Computed https://github.com/swiftlang/swift-syntax at 604.0.0 (5.81s)
Computing version for https://github.com/pointfreeco/xctest-dynamic-overlay
Computed https://github.com/pointfreeco/xctest-dynamic-overlay at 1.13.1 (0.90s)
Fetching https://github.com/pointfreeco/swift-issue-reporting
[1/6177] Fetching swift-issue-reporting
Fetched https://github.com/pointfreeco/swift-issue-reporting (0.68s)
Computing version for https://github.com/pointfreeco/swift-issue-reporting
Computed https://github.com/pointfreeco/swift-issue-reporting at 2.1.2 (0.90s)
Creating working copy for https://github.com/swiftlang/swift-cmark
Working copy of https://github.com/swiftlang/swift-cmark resolved at 0.9.0
Creating working copy for https://github.com/swiftlang/swift-syntax
Working copy of https://github.com/swiftlang/swift-syntax resolved at 604.0.0
Creating working copy for https://github.com/swiftlang/swift-docc-symbolkit
Working copy of https://github.com/swiftlang/swift-docc-symbolkit resolved at 1.0.0
Creating working copy for https://github.com/pointfreeco/swift-issue-reporting
Working copy of https://github.com/pointfreeco/swift-issue-reporting resolved at 2.1.2
Creating working copy for https://github.com/swiftlang/swift-docc-plugin
Working copy of https://github.com/swiftlang/swift-docc-plugin resolved at 1.5.0
Creating working copy for https://github.com/modern-swift-dev/swift-snapshot-testing
Working copy of https://github.com/modern-swift-dev/swift-snapshot-testing resolved at 2.2.2
Creating working copy for https://github.com/pointfreeco/xctest-dynamic-overlay
Working copy of https://github.com/pointfreeco/xctest-dynamic-overlay resolved at 1.13.1
Downloading package prebuilt https://download.swift.org/prebuilts/swift-syntax/604.0.0/swift-6.4.0-RELEASE-ubuntu_noble_x86_64-MacroSupport.tar.gz
Downloaded https://download.swift.org/prebuilts/swift-syntax/604.0.0/swift-6.4.0-RELEASE-ubuntu_noble_x86_64-MacroSupport.tar.gz (0.19s)
Building for debugging...
[Provisioning 3 / 10]
[Pre-planning 1 / 215]
[Planning deferred tasks]
[40 / 82] cmark-gfm
[52 / 82] cmark-gfm
[63 / 82]
[71 / 93] MarkdownUI
[73 / 102] MarkdownUI
error: SwiftCompile normal wasm32 failed with a nonzero exit code. Command line:     cd /host

[75 / 102] cmark-gfm
/host/spi-builder-workspace/Sources/MarkdownUIEditor/Clipboard/MarkdownEditorClipboard.swift:2:8: [1;31merror: [1;39mno such module 'UniformTypeIdentifiers'[0;0m
 [0;36m1 |[0;0m import Foundation
 [0;36m2 |[0;0m import UniformTypeIdentifiers
   [0;36m|[0;0m        `- [1;31merror: [1;39mno such module 'UniformTypeIdentifiers'[0;0m
 [0;36m3 |[0;0m
 [0;36m4 |[0;0m public extension UTType {
Failed frontend command:
/usr/bin/swift-frontend -frontend -emit-module -experimental-skip-non-inlinable-function-bodies-without-types /host/spi-builder-workspace/Sources/MarkdownUIEditor/Clipboard/MarkdownEditorClipboard.swift /host/spi-builder-workspace/Sources/MarkdownUIEditor/Editing/MarkdownEditingEngine.swift /host/spi-builder-workspace/Sources/MarkdownUIEditor/Editing/MarkdownEditorCommand.swift /host/spi-builder-workspace/Sources/MarkdownUIEditor/Editing/MarkdownLogicalSelection.swift /host/spi-builder-workspace/Sources/MarkdownUIEditor/Images/MarkdownEditorImageLoader.swift /host/spi-builder-workspace/Sources/MarkdownUIEditor/Images/MarkdownImageAttachment.swift /host/spi-builder-workspace/Sources/MarkdownUIEditor/Model/MarkdownBlock.swift /host/spi-builder-workspace/Sources/MarkdownUIEditor/Model/MarkdownDocument.swift /host/spi-builder-workspace/Sources/MarkdownUIEditor/Model/MarkdownInline.swift /host/spi-builder-workspace/Sources/MarkdownUIEditor/Model/MarkdownTable.swift /host/spi-builder-workspace/Sources/MarkdownUIEditor/Parsing/MarkdownDocument+CMark.swift /host/spi-builder-workspace/Sources/MarkdownUIEditor/Platform/AppKit/MarkdownTextView.swift /host/spi-builder-workspace/Sources/MarkdownUIEditor/Platform/MarkdownTaskCheckboxLayer.swift /host/spi-builder-workspace/Sources/MarkdownUIEditor/Platform/UIKit/UIKitMarkdownTextView.swift /host/spi-builder-workspace/Sources/MarkdownUIEditor/Projection/EditorNodeIdentity.swift /host/spi-builder-workspace/Sources/MarkdownUIEditor/Projection/MarkdownProjectionBuilder.swift /host/spi-builder-workspace/Sources/MarkdownUIEditor/Projection/MarkdownSemanticAttributes.swift /host/spi-builder-workspace/Sources/MarkdownUIEditor/Projection/OffsetMapSegment.swift /host/spi-builder-workspace/Sources/MarkdownUIEditor/Projection/ProjectionIndex.swift /host/spi-builder-workspace/Sources/MarkdownUIEditor/Projection/ProjectionRanges.swift /host/spi-builder-workspace/Sources/MarkdownUIEditor/Projection/ProjectionUnit.swift /host/spi-builder-workspace/Sources/MarkdownUIEditor/Projection/SourceSelection.swift /host/spi-builder-workspace/Sources/MarkdownUIEditor/Session/MarkdownEditingSession.swift /host/spi-builder-workspace/Sources/MarkdownUIEditor/Session/TextViewBridge.swift /host/spi-builder-workspace/Sources/MarkdownUIEditor/SwiftUI/MarkdownEditor.swift /host/spi-builder-workspace/Sources/MarkdownUIEditor/SwiftUI/MarkdownEditorContext.swift /host/spi-builder-workspace/Sources/MarkdownUIEditor/SwiftUI/MarkdownEditorTheme+SwiftUI.swift /host/spi-builder-workspace/Sources/MarkdownUIEditor/Tables/MarkdownTableAttachment.swift /host/spi-builder-workspace/Sources/MarkdownUIEditor/Theme/MarkdownEditorTheme.swift -target wasm32-unknown-wasip1 -disable-objc-interop -sdk /root/.swiftpm/swift-sdks/swift-6.4.0-RELEASE_wasm.artifactbundle/swift-6.4.0-RELEASE_wasm/wasm32-unknown-wasip1/WASI.sdk -sysroot /root/.swiftpm/swift-sdks/swift-6.4.0-RELEASE_wasm.artifactbundle/swift-6.4.0-RELEASE_wasm/wasm32-unknown-wasip1/WASI.sdk -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 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 -resource-dir /root/.swiftpm/swift-sdks/swift-6.4.0-RELEASE_wasm.artifactbundle/swift-6.4.0-RELEASE_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-6.4.0-RELEASE_wasm.artifactbundle/swift-6.4.0-RELEASE_wasm/wasm32-unknown-wasip1/swift.xctoolchain/usr/lib/swift_static/clang -Xcc -fmodule-map-file\=/host/spi-builder-workspace/.build/checkouts/swift-cmark/src/include/module.modulemap -Xcc -fmodule-map-file\=/host/spi-builder-workspace/.build/checkouts/swift-cmark/extensions/include/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/checkouts/swift-cmark/src/include -Xcc -I/host/spi-builder-workspace/.build/checkouts/swift-cmark/extensions/include -Xcc -I/host/spi-builder-workspace/.build/out/Products/Debug-webassembly-wasm32/include -Xcc -I/host/spi-builder-workspace/.build/out/Intermediates.noindex/swift-markdown-ui.build/Debug-webassembly-wasm32/MarkdownUIEditor-t.build/DerivedSources-normal/wasm32 -Xcc -I/host/spi-builder-workspace/.build/out/Intermediates.noindex/swift-markdown-ui.build/Debug-webassembly-wasm32/MarkdownUIEditor-t.build/DerivedSources/wasm32 -Xcc -I/host/spi-builder-workspace/.build/out/Intermediates.noindex/swift-markdown-ui.build/Debug-webassembly-wasm32/MarkdownUIEditor-t.build/DerivedSources -Xcc -DSWIFT_PACKAGE -Xcc -DDEBUG\=1 -no-auto-bridging-header-chaining -module-name MarkdownUIEditor -package-name spi_builder_workspace -const-gather-protocols-file /host/spi-builder-workspace/.build/out/Intermediates.noindex/swift-markdown-ui.build/Debug-webassembly-wasm32/MarkdownUIEditor-t.build/Objects-normal/wasm32/MarkdownUIEditor_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/swift-markdown-ui.build/Debug-webassembly-wasm32/MarkdownUIEditor-t.build/Objects-normal/wasm32/Modules/MarkdownUIEditor.swiftdoc -emit-module-source-info-path /host/spi-builder-workspace/.build/out/Intermediates.noindex/swift-markdown-ui.build/Debug-webassembly-wasm32/MarkdownUIEditor-t.build/Objects-normal/wasm32/Modules/MarkdownUIEditor.swiftsourceinfo -emit-objc-header-path /host/spi-builder-workspace/.build/out/Intermediates.noindex/swift-markdown-ui.build/Debug-webassembly-wasm32/MarkdownUIEditor-t.build/Objects-normal/wasm32/MarkdownUIEditor-Swift.h -serialize-diagnostics-path /host/spi-builder-workspace/.build/out/Intermediates.noindex/swift-markdown-ui.build/Debug-webassembly-wasm32/MarkdownUIEditor-t.build/Objects-normal/wasm32/MarkdownUIEditor-primary-emit-module.dia -emit-dependencies-path /host/spi-builder-workspace/.build/out/Intermediates.noindex/swift-markdown-ui.build/Debug-webassembly-wasm32/MarkdownUIEditor-t.build/Objects-normal/wasm32/MarkdownUIEditor-primary-emit-module.d -parse-as-library -o /host/spi-builder-workspace/.build/out/Intermediates.noindex/swift-markdown-ui.build/Debug-webassembly-wasm32/MarkdownUIEditor-t.build/Objects-normal/wasm32/Modules/MarkdownUIEditor.swiftmodule
error: Build failed
BUILD FAILURE 6.4 wasm