Swiftdansi – Build Information – Swift Package Index

Build Information

Failed to build Swiftdansi, reference main (78eb39), with Swift 6.4 for Wasm on 19 Oct 2026 18:50:14 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: 5.1.3
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/steipete/Swiftdansi.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/steipete/Swiftdansi
 * branch            main       -> FETCH_HEAD
 * [new branch]      main       -> origin/main
HEAD is now at 78eb396 ci: move macOS Swift jobs to Xcode 27 (#20)
Cloned https://github.com/steipete/Swiftdansi.git
Revision (git rev-parse @):
78eb396b427365ccd690a96555653a45f3270a66
SPI manifest file found: $PWD/.spi.yml
SUCCESS checkout https://github.com/steipete/Swiftdansi.git at main
========================================
Build
========================================
Selected platform:         wasm
Swift version:             6.4
Building package at path:  $PWD
https://github.com/steipete/Swiftdansi.git
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-54344843-0":/host -w "$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: sha256:7a2e5502d3bb6640f9b2bbb1dadf9967024364ce9ed0ed0bd80cf1b699d193fd
Status: Image is up to date for registry.gitlab.com/saguaro1/spi-images:wasm-6.4-latest
Fetching https://github.com/ainame/swift-displaywidth
Fetching https://github.com/apple/swift-argument-parser
Fetching https://github.com/apple/swift-markdown
[1/266] Fetching swift-displaywidth
Fetched https://github.com/ainame/swift-displaywidth (0.37s)
[1/19137] Fetching swift-argument-parser
[193/26922] Fetching swift-argument-parser, swift-markdown
Fetched https://github.com/apple/swift-markdown (0.70s)
Fetched https://github.com/apple/swift-argument-parser (0.85s)
Computing version for https://github.com/ainame/swift-displaywidth
Computed https://github.com/ainame/swift-displaywidth at 0.2.0 (1.00s)
Computing version for https://github.com/apple/swift-markdown
Computed https://github.com/apple/swift-markdown at 0.9.0 (0.91s)
Fetching https://github.com/swiftlang/swift-cmark.git
[1/18654] Fetching swift-cmark
Fetched https://github.com/swiftlang/swift-cmark.git (1.40s)
Computing version for https://github.com/swiftlang/swift-cmark.git
Computed https://github.com/swiftlang/swift-cmark.git at 0.9.0 (2.31s)
Computing version for https://github.com/apple/swift-argument-parser
Computed https://github.com/apple/swift-argument-parser at 1.8.2 (0.16s)
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/swiftlang/swift-cmark.git
Working copy of https://github.com/swiftlang/swift-cmark.git resolved at 0.9.0
Creating working copy for https://github.com/apple/swift-markdown
Working copy of https://github.com/apple/swift-markdown resolved at 0.9.0
Creating working copy for https://github.com/ainame/swift-displaywidth
Working copy of https://github.com/ainame/swift-displaywidth resolved at 0.2.0
Building for debugging...
[Computing dependencies]
[Pre-planning 1 / 364]
[Finalizing plan]
[61 / 140] Markdown
[75 / 148] Markdown
[84 / 157] cmark-gfm
[94 / 157] Markdown
[95 / 157] cmark-gfm
[97 / 157] Markdown
[98 / 157] cmark-gfm
[104 / 157] Markdown
[105 / 157] Markdown-product
[106 / 157] Markdown-product
[108 / 157] DisplayWidth
[109 / 157] DisplayWidth
[110 / 157] DisplayWidth
[111 / 157] Markdown
[116 / 160] ArgumentParserToolInfo
[119 / 160] DisplayWidth
[125 / 161] ArgumentParser
[130 / 170] ArgumentParser
[131 / 171] ArgumentParserToolInfo
[133 / 172] ArgumentParserToolInfo
[142 / 172] ArgumentParser
[144 / 172] ArgumentParser-product
[145 / 172]
[145 / 172] ArgumentParser
[148 / 173] DisplayWidth
[162 / 183] Swiftdansi
[164 / 183] Swiftdansi
error: SwiftCompile normal wasm32 /host/spi-builder-workspace/Sources/Swiftdansi/Options.swift failed with a nonzero exit code. Command line:     cd /host
    builtin-SwiftPerFileCompile Options.swift
/host/spi-builder-workspace/Sources/Swiftdansi/Options.swift:97:24: [1;31merror: [1;39mcannot find 'winsize' in scope[0;0m
 [0;36m95 |[0;0m
 [0;36m96 |[0;0m func detectedTerminalWidth(fileDescriptor: Int32 = STDOUT_FILENO) -> Int? {
 [0;36m97 |[0;0m     var terminalSize = [4;39mwinsize[0;0m()
    [0;36m|[0;0m                        `- [1;31merror: [1;39mcannot find 'winsize' in scope[0;0m
 [0;36m98 |[0;0m     #if canImport(Darwin)
 [0;36m99 |[0;0m     let result = ioctl(fileDescriptor, TIOCGWINSZ, &terminalSize)
Failed frontend command:
/usr/bin/swift-frontend -frontend -c /host/spi-builder-workspace/.build/out/Intermediates.noindex/Swiftdansi.build/Debug-webassembly-wasm32/Swiftdansi-t.build/DerivedSources/resource_bundle_accessor.swift /host/spi-builder-workspace/Sources/Swiftdansi/ANSI.swift -primary-file /host/spi-builder-workspace/Sources/Swiftdansi/Hyperlink.swift -primary-file /host/spi-builder-workspace/Sources/Swiftdansi/Options.swift /host/spi-builder-workspace/Sources/Swiftdansi/Parser.swift /host/spi-builder-workspace/Sources/Swiftdansi/RenderOptions.swift /host/spi-builder-workspace/Sources/Swiftdansi/Renderer.swift /host/spi-builder-workspace/Sources/Swiftdansi/Styler.swift /host/spi-builder-workspace/Sources/Swiftdansi/Theme.swift /host/spi-builder-workspace/Sources/Swiftdansi/Wrap.swift -emit-dependencies-path /host/spi-builder-workspace/.build/out/Intermediates.noindex/Swiftdansi.build/Debug-webassembly-wasm32/Swiftdansi-t.build/Objects-normal/wasm32/Hyperlink.d -emit-const-values-path /host/spi-builder-workspace/.build/out/Intermediates.noindex/Swiftdansi.build/Debug-webassembly-wasm32/Swiftdansi-t.build/Objects-normal/wasm32/Hyperlink.swiftconstvalues -emit-reference-dependencies-path /host/spi-builder-workspace/.build/out/Intermediates.noindex/Swiftdansi.build/Debug-webassembly-wasm32/Swiftdansi-t.build/Objects-normal/wasm32/Hyperlink.swiftdeps -serialize-diagnostics-path /host/spi-builder-workspace/.build/out/Intermediates.noindex/Swiftdansi.build/Debug-webassembly-wasm32/Swiftdansi-t.build/Objects-normal/wasm32/Hyperlink.dia -emit-dependencies-path /host/spi-builder-workspace/.build/out/Intermediates.noindex/Swiftdansi.build/Debug-webassembly-wasm32/Swiftdansi-t.build/Objects-normal/wasm32/Options.d -emit-const-values-path /host/spi-builder-workspace/.build/out/Intermediates.noindex/Swiftdansi.build/Debug-webassembly-wasm32/Swiftdansi-t.build/Objects-normal/wasm32/Options.swiftconstvalues -emit-reference-dependencies-path /host/spi-builder-workspace/.build/out/Intermediates.noindex/Swiftdansi.build/Debug-webassembly-wasm32/Swiftdansi-t.build/Objects-normal/wasm32/Options.swiftdeps -serialize-diagnostics-path /host/spi-builder-workspace/.build/out/Intermediates.noindex/Swiftdansi.build/Debug-webassembly-wasm32/Swiftdansi-t.build/Objects-normal/wasm32/Options.dia -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_AVAILABLE -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 -fmodule-map-file\=/host/spi-builder-workspace/.build/checkouts/swift-markdown/Sources/CAtomic/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/checkouts/swift-markdown/Sources/CAtomic/include -Xcc -I/host/spi-builder-workspace/.build/out/Products/Debug-webassembly-wasm32/include -Xcc -I/host/spi-builder-workspace/.build/out/Intermediates.noindex/Swiftdansi.build/Debug-webassembly-wasm32/Swiftdansi-t.build/DerivedSources-normal/wasm32 -Xcc -I/host/spi-builder-workspace/.build/out/Intermediates.noindex/Swiftdansi.build/Debug-webassembly-wasm32/Swiftdansi-t.build/DerivedSources/wasm32 -Xcc -I/host/spi-builder-workspace/.build/out/Intermediates.noindex/Swiftdansi.build/Debug-webassembly-wasm32/Swiftdansi-t.build/DerivedSources -Xcc -DSWIFT_PACKAGE -Xcc -DDEBUG\=1 -no-auto-bridging-header-chaining -module-name Swiftdansi -package-name spi_builder_workspace -const-gather-protocols-file /host/spi-builder-workspace/.build/out/Intermediates.noindex/Swiftdansi.build/Debug-webassembly-wasm32/Swiftdansi-t.build/Objects-normal/wasm32/Swiftdansi_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 -parse-as-library -o /host/spi-builder-workspace/.build/out/Intermediates.noindex/Swiftdansi.build/Debug-webassembly-wasm32/Swiftdansi-t.build/Objects-normal/wasm32/Hyperlink.o -o /host/spi-builder-workspace/.build/out/Intermediates.noindex/Swiftdansi.build/Debug-webassembly-wasm32/Swiftdansi-t.build/Objects-normal/wasm32/Options.o -index-unit-output-path /Swiftdansi.build/Debug-webassembly-wasm32/Swiftdansi-t.build/Objects-normal/wasm32/Hyperlink.o -index-unit-output-path /Swiftdansi.build/Debug-webassembly-wasm32/Swiftdansi-t.build/Objects-normal/wasm32/Options.o -index-store-path /host/spi-builder-workspace/.build/out -index-system-modules
error: Build failed
BUILD FAILURE 6.4 wasm