swift-mermaid – Build Information

Build Information

Failed to build swift-mermaid, reference 0.3.0 (ee4b50), with Swift 6.4 for Wasm on 27 Sep 2026 12:01:03 UTC.

Build Command

bash -c docker run --pull=always --rm -v "checkouts-54344845-0":/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.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/Australware/swift-mermaid.git
Reference: 0.3.0
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/Australware/swift-mermaid
 * tag               0.3.0      -> FETCH_HEAD
HEAD is now at ee4b50b Add additional diagram types, fix one rendering bug
Cloned https://github.com/Australware/swift-mermaid.git
Revision (git rev-parse @):
ee4b50bc15ad6e9b9f88bc320f2c42ba9a55a804
SUCCESS checkout https://github.com/Australware/swift-mermaid.git at 0.3.0
========================================
Build
========================================
Selected platform:         wasm
Swift version:             6.4
Building package at path:  $PWD
https://github.com/Australware/swift-mermaid.git
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-54344845-0":/host -w "$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.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...
[Planning deferred tasks]
[32 / 47] MermaidLayoutDagre
error: SwiftCompile normal wasm32 failed with a nonzero exit code. Command line:     cd /host

/host/spi-builder-workspace/Vendor/MermaidLayoutDagre/Acyclic/Acyclic.swift:14:38: [1;31merror: [1;39mcannot find 'os_unfair_lock' in scope[0;0m
 [0;36m12 |[0;0m     private static var reverseIdCounter: Int = 0
 [0;36m13 |[0;0m     /// Lock for thread-safe counter access (os_unfair_lock for macOS 10.12+ compatibility)
 [0;36m14 |[0;0m     private static var counterLock = [4;39mos_unfair_lock[0;0m()
    [0;36m|[0;0m                                      `- [1;31merror: [1;39mcannot find 'os_unfair_lock' in scope[0;0m
 [0;36m15 |[0;0m
 [0;36m16 |[0;0m     /// Generates a unique ID for reversed edges (matches dagrejs's uniqueId("rev"))
/host/spi-builder-workspace/Vendor/MermaidLayoutDagre/Util/GraphUtil.swift:17:38: [1;31merror: [1;39mcannot find 'os_unfair_lock' in scope[0;0m
 [0;36m15 |[0;0m     private static var _nodeIdCounter = 0
 [0;36m16 |[0;0m     /// Lock for thread-safe counter access (os_unfair_lock for macOS 10.12+ compatibility)
 [0;36m17 |[0;0m     private static var counterLock = [4;39mos_unfair_lock[0;0m()
    [0;36m|[0;0m                                      `- [1;31merror: [1;39mcannot find 'os_unfair_lock' in scope[0;0m
 [0;36m18 |[0;0m
 [0;36m19 |[0;0m     /// Generates a unique node ID with a given prefix
Failed frontend command:
/usr/bin/swift-frontend -frontend -emit-module -experimental-skip-non-inlinable-function-bodies-without-types /host/spi-builder-workspace/Vendor/MermaidLayoutDagre/Acyclic/Acyclic.swift /host/spi-builder-workspace/Vendor/MermaidLayoutDagre/Acyclic/GreedyFAS.swift /host/spi-builder-workspace/Vendor/MermaidLayoutDagre/Graph/EdgeId.swift /host/spi-builder-workspace/Vendor/MermaidLayoutDagre/Graph/Graph.swift /host/spi-builder-workspace/Vendor/MermaidLayoutDagre/Graph/GraphOptions.swift /host/spi-builder-workspace/Vendor/MermaidLayoutDagre/Layout/AddBorderSegments.swift /host/spi-builder-workspace/Vendor/MermaidLayoutDagre/Layout/Labels.swift /host/spi-builder-workspace/Vendor/MermaidLayoutDagre/Layout/Layout.swift /host/spi-builder-workspace/Vendor/MermaidLayoutDagre/Nesting/NestingGraph.swift /host/spi-builder-workspace/Vendor/MermaidLayoutDagre/Normalize/Denormalize.swift /host/spi-builder-workspace/Vendor/MermaidLayoutDagre/Normalize/Normalize.swift /host/spi-builder-workspace/Vendor/MermaidLayoutDagre/Normalize/ParentDummyChains.swift /host/spi-builder-workspace/Vendor/MermaidLayoutDagre/Order/AddSubgraphConstraints.swift /host/spi-builder-workspace/Vendor/MermaidLayoutDagre/Order/Barycenter.swift /host/spi-builder-workspace/Vendor/MermaidLayoutDagre/Order/BuildLayerGraph.swift /host/spi-builder-workspace/Vendor/MermaidLayoutDagre/Order/CrossCount.swift /host/spi-builder-workspace/Vendor/MermaidLayoutDagre/Order/InitOrder.swift /host/spi-builder-workspace/Vendor/MermaidLayoutDagre/Order/Order.swift /host/spi-builder-workspace/Vendor/MermaidLayoutDagre/Order/SortSubgraph.swift /host/spi-builder-workspace/Vendor/MermaidLayoutDagre/Position/BrandesKopf.swift /host/spi-builder-workspace/Vendor/MermaidLayoutDagre/Position/Position.swift /host/spi-builder-workspace/Vendor/MermaidLayoutDagre/Position/PositionY.swift /host/spi-builder-workspace/Vendor/MermaidLayoutDagre/Rank/FeasibleTree.swift /host/spi-builder-workspace/Vendor/MermaidLayoutDagre/Rank/LongestPath.swift /host/spi-builder-workspace/Vendor/MermaidLayoutDagre/Rank/NetworkSimplex.swift /host/spi-builder-workspace/Vendor/MermaidLayoutDagre/Rank/Rank.swift /host/spi-builder-workspace/Vendor/MermaidLayoutDagre/Util/GraphUtil.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 /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-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.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 -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/swift-mermaid.build/Debug-webassembly-wasm32/MermaidLayoutDagre-t.build/DerivedSources-normal/wasm32 -Xcc -I/host/spi-builder-workspace/.build/out/Intermediates.noindex/swift-mermaid.build/Debug-webassembly-wasm32/MermaidLayoutDagre-t.build/DerivedSources/wasm32 -Xcc -I/host/spi-builder-workspace/.build/out/Intermediates.noindex/swift-mermaid.build/Debug-webassembly-wasm32/MermaidLayoutDagre-t.build/DerivedSources -Xcc -DSWIFT_PACKAGE -Xcc -DDEBUG\=1 -no-auto-bridging-header-chaining -module-name MermaidLayoutDagre -package-name spi_builder_workspace -const-gather-protocols-file /host/spi-builder-workspace/.build/out/Intermediates.noindex/swift-mermaid.build/Debug-webassembly-wasm32/MermaidLayoutDagre-t.build/Objects-normal/wasm32/MermaidLayoutDagre_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-mermaid.build/Debug-webassembly-wasm32/MermaidLayoutDagre-t.build/Objects-normal/wasm32/Modules/MermaidLayoutDagre.swiftdoc -emit-module-source-info-path /host/spi-builder-workspace/.build/out/Intermediates.noindex/swift-mermaid.build/Debug-webassembly-wasm32/MermaidLayoutDagre-t.build/Objects-normal/wasm32/Modules/MermaidLayoutDagre.swiftsourceinfo -emit-objc-header-path /host/spi-builder-workspace/.build/out/Intermediates.noindex/swift-mermaid.build/Debug-webassembly-wasm32/MermaidLayoutDagre-t.build/Objects-normal/wasm32/MermaidLayoutDagre-Swift.h -serialize-diagnostics-path /host/spi-builder-workspace/.build/out/Intermediates.noindex/swift-mermaid.build/Debug-webassembly-wasm32/MermaidLayoutDagre-t.build/Objects-normal/wasm32/MermaidLayoutDagre-primary-emit-module.dia -emit-dependencies-path /host/spi-builder-workspace/.build/out/Intermediates.noindex/swift-mermaid.build/Debug-webassembly-wasm32/MermaidLayoutDagre-t.build/Objects-normal/wasm32/MermaidLayoutDagre-primary-emit-module.d -parse-as-library -o /host/spi-builder-workspace/.build/out/Intermediates.noindex/swift-mermaid.build/Debug-webassembly-wasm32/MermaidLayoutDagre-t.build/Objects-normal/wasm32/Modules/MermaidLayoutDagre.swiftmodule
error: Build failed
BUILD FAILURE 6.4 wasm