Build Information
Failed to build ISO9660, reference main (fd2362), with Swift 6.4 for Wasm on 19 Sep 2026 06:35:15 UTC.
Build Command
bash -c docker run --pull=always --rm -v "checkouts-54344847-0":/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>&1Build Log
========================================
RunAll
========================================
Builder version: 5.1.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/amodm/iso9660-swift.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/amodm/iso9660-swift
* branch main -> FETCH_HEAD
* [new branch] main -> origin/main
HEAD is now at fd2362b base commit
Cloned https://github.com/amodm/iso9660-swift.git
Revision (git rev-parse @):
fd2362bc51bb2663e18be15d38d4ba16dbacddd8
SUCCESS checkout https://github.com/amodm/iso9660-swift.git at main
========================================
Build
========================================
Selected platform: wasm
Swift version: 6.4
Building package at path: $PWD
https://github.com/amodm/iso9660-swift.git
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-54344847-0":/host -w "$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
Fetching https://github.com/apple/swift-argument-parser
[1/18918] Fetching swift-argument-parser
Fetched https://github.com/apple/swift-argument-parser (0.75s)
Computing version for https://github.com/apple/swift-argument-parser
Computed https://github.com/apple/swift-argument-parser at 1.8.2 (0.94s)
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
Building for debugging...
[Pre-planning 1 / 154]
[42 / 69] ISO9660
[43 / 69] ArgumentParserToolInfo
[44 / 69] ArgumentParserToolInfo
[54 / 70] ISO9660
error: SwiftCompile normal wasm32 /host/spi-builder-workspace/Sources/ISO9660/ISOFileSystem.swift failed with a nonzero exit code. Command line: cd /host
builtin-SwiftPerFileCompile ISOFileSystem.swift
/host/spi-builder-workspace/Sources/ISO9660/ISOFileSystem.swift:689:20: [1;31merror: [1;39mmissing argument for parameter 'data' in call[0;0m
[0;36m687 |[0;0m self.currentOffset = 0
[0;36m688 |[0;0m self.buffer = UnsafeMutablePointer<UInt8>.allocate(capacity: blockSize)
[0;36m689 |[0;0m super.init()
[0;36m|[0;0m `- [1;31merror: [1;39mmissing argument for parameter 'data' in call[0;0m
[0;36m690 |[0;0m }
[0;36m691 |[0;0m
Foundation.InputStream.init:2:8: [1;39mnote: [1;39m'init(data:)' declared here[0;0m
[0;36m1 |[0;0m class InputStream {
[0;36m2 |[0;0m public init(data: Data)}
[0;36m|[0;0m `- [1;39mnote: [1;39m'init(data:)' declared here[0;0m
[0;36m3 |[0;0m
/host/spi-builder-workspace/Sources/ISO9660/ISOImageMedia.swift:82:37: [1;33mwarning: [1;39mresult of call to 'createFile(atPath:contents:attributes:)' is unused[0;0m [#]8;;https://docs.swift.org/compiler/documentation/diagnostics/no-usage\NoUsage]8;;\]
[0;36m80 |[0;0m self.fileLen = try FileManager.default.attributesOfItem(atPath: url.path)[.size] as! UInt64
[0;36m81 |[0;0m } else {
[0;36m82 |[0;0m FileManager.default.createFile(atPath: url.path, contents: nil, attributes: nil)
[0;36m|[0;0m `- [1;33mwarning: [1;39mresult of call to 'createFile(atPath:contents:attributes:)' is unused[0;0m [#]8;;https://docs.swift.org/compiler/documentation/diagnostics/no-usage\NoUsage]8;;\]
[0;36m83 |[0;0m self.fileHandle = try FileHandle(forWritingTo: url)
[0;36m84 |[0;0m self.fileLen = 0
[#NoUsage]: <https://docs.swift.org/compiler/documentation/diagnostics/no-usage>
Failed frontend command:
/usr/bin/swift-frontend -frontend -c /host/spi-builder-workspace/Sources/ISO9660/DataExtensions.swift /host/spi-builder-workspace/Sources/ISO9660/DateExtensions.swift /host/spi-builder-workspace/Sources/ISO9660/DirectoryRecord.swift /host/spi-builder-workspace/Sources/ISO9660/Errors.swift /host/spi-builder-workspace/Sources/ISO9660/ExtendedAttributeRecord.swift /host/spi-builder-workspace/Sources/ISO9660/FileExtensions.swift -primary-file /host/spi-builder-workspace/Sources/ISO9660/ISOFileSystem.swift -primary-file /host/spi-builder-workspace/Sources/ISO9660/ISOImageMedia.swift -primary-file /host/spi-builder-workspace/Sources/ISO9660/ISOWriter.swift /host/spi-builder-workspace/Sources/ISO9660/IntExtensions.swift /host/spi-builder-workspace/Sources/ISO9660/PathTableRecord.swift /host/spi-builder-workspace/Sources/ISO9660/SUSPArea.swift /host/spi-builder-workspace/Sources/ISO9660/SUSPEntry.swift /host/spi-builder-workspace/Sources/ISO9660/StringExtensions.swift /host/spi-builder-workspace/Sources/ISO9660/VolumeBootDescriptor.swift /host/spi-builder-workspace/Sources/ISO9660/VolumeDescriptor.swift /host/spi-builder-workspace/Sources/ISO9660/VolumeDirectoryDescriptor.swift /host/spi-builder-workspace/Sources/ISO9660/VolumeGenericDescriptor.swift /host/spi-builder-workspace/Sources/ISO9660/VolumePartitionDescriptor.swift -supplementary-output-file-map /host/spi-builder-workspace/.build/out/Intermediates.noindex/ISO9660.build/Debug-webassembly-wasm32/ISO9660-t.build/Objects-normal/wasm32/supplementaryOutputs-3 -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/ISO9660.build/Debug-webassembly-wasm32/ISO9660-t.build/DerivedSources-normal/wasm32 -Xcc -I/host/spi-builder-workspace/.build/out/Intermediates.noindex/ISO9660.build/Debug-webassembly-wasm32/ISO9660-t.build/DerivedSources/wasm32 -Xcc -I/host/spi-builder-workspace/.build/out/Intermediates.noindex/ISO9660.build/Debug-webassembly-wasm32/ISO9660-t.build/DerivedSources -Xcc -DSWIFT_PACKAGE -Xcc -DDEBUG\=1 -no-auto-bridging-header-chaining -module-name ISO9660 -const-gather-protocols-file /host/spi-builder-workspace/.build/out/Intermediates.noindex/ISO9660.build/Debug-webassembly-wasm32/ISO9660-t.build/Objects-normal/wasm32/ISO9660_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/ISO9660.build/Debug-webassembly-wasm32/ISO9660-t.build/Objects-normal/wasm32/ISOFileSystem.o -o /host/spi-builder-workspace/.build/out/Intermediates.noindex/ISO9660.build/Debug-webassembly-wasm32/ISO9660-t.build/Objects-normal/wasm32/ISOImageMedia.o -o /host/spi-builder-workspace/.build/out/Intermediates.noindex/ISO9660.build/Debug-webassembly-wasm32/ISO9660-t.build/Objects-normal/wasm32/ISOWriter.o -index-unit-output-path /ISO9660.build/Debug-webassembly-wasm32/ISO9660-t.build/Objects-normal/wasm32/ISOFileSystem.o -index-unit-output-path /ISO9660.build/Debug-webassembly-wasm32/ISO9660-t.build/Objects-normal/wasm32/ISOImageMedia.o -index-unit-output-path /ISO9660.build/Debug-webassembly-wasm32/ISO9660-t.build/Objects-normal/wasm32/ISOWriter.o -index-store-path /host/spi-builder-workspace/.build/out -index-system-modules
error: Build failed
BUILD FAILURE 6.4 wasm