Swift Package IndexBuild Information
Failed to build BitcodeFormat, reference 1.4.1 (1166c8), with Swift 6.4 for Wasm on 16 Sep 2026 17:54:06 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
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RunAll
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Builder version: 5.1.0
Interrupt handler set up.
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Checkout
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Clone URL: https://github.com/omochi/bitcodeformat.git
Reference: 1.4.1
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/omochi/bitcodeformat
* tag 1.4.1 -> FETCH_HEAD
HEAD is now at 1166c80 a
Cloned https://github.com/omochi/bitcodeformat.git
Revision (git rev-parse @):
1166c80ce5df5800a7f3c0ad73910cf157103abc
SUCCESS checkout https://github.com/omochi/bitcodeformat.git at 1.4.1
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Build
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Selected platform: wasm
Swift version: 6.4
Building package at path: $PWD
https://github.com/omochi/bitcodeformat.git
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-54344847-0":/host -w "$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/attaswift/BigInt.git
[1/4939] Fetching bigint
Fetched https://github.com/attaswift/BigInt.git (0.73s)
Computing version for https://github.com/attaswift/BigInt.git
Computed https://github.com/attaswift/BigInt.git at 4.0.0 (1.80s)
Creating working copy for https://github.com/attaswift/BigInt.git
Working copy of https://github.com/attaswift/BigInt.git resolved at 4.0.0
Building for debugging...
[Pre-planning 1 / 96]
[8 / 37]
[32 / 47] BigInt
[43 / 57] BitcodeFormat
[45 / 57] BigInt
error: SwiftCompile normal wasm32 /host/spi-builder-workspace/Sources/BitcodeFormat/PosixError.swift failed with a nonzero exit code. Command line: cd /host
builtin-SwiftPerFileCompile PosixError.swift
/host/spi-builder-workspace/Sources/BitcodeFormat/PosixError.swift:13:33: [1;31merror: [1;39mcannot find 'Darwin' in scope[0;0m
[0;36m11 |[0;0m }
[0;36m12 |[0;0m public static var current: PosixError {
[0;36m13 |[0;0m return PosixError(code: [4;39mDarwin[0;0m.errno)
[0;36m|[0;0m `- [1;31merror: [1;39mcannot find 'Darwin' in scope[0;0m
[0;36m14 |[0;0m }
[0;36m15 |[0;0m public static func string(fromCode code: Int32) -> String {
Failed frontend command:
/usr/bin/swift-frontend -frontend -c /host/spi-builder-workspace/Sources/BitcodeFormat/Abbreviation.swift /host/spi-builder-workspace/Sources/BitcodeFormat/BitBuffer.swift /host/spi-builder-workspace/Sources/BitcodeFormat/Block.swift /host/spi-builder-workspace/Sources/BitcodeFormat/CopyInitializable.swift /host/spi-builder-workspace/Sources/BitcodeFormat/DefineAbbrev.swift /host/spi-builder-workspace/Sources/BitcodeFormat/Document.swift /host/spi-builder-workspace/Sources/BitcodeFormat/ErrorBase.swift /host/spi-builder-workspace/Sources/BitcodeFormat/FileSystems.swift -primary-file /host/spi-builder-workspace/Sources/BitcodeFormat/Modifiable.swift -primary-file /host/spi-builder-workspace/Sources/BitcodeFormat/PosixError.swift /host/spi-builder-workspace/Sources/BitcodeFormat/Reader.swift /host/spi-builder-workspace/Sources/BitcodeFormat/Record.swift /host/spi-builder-workspace/Sources/BitcodeFormat/Resources.swift /host/spi-builder-workspace/Sources/BitcodeFormat/RuntimeEnvironment.swift -emit-dependencies-path /host/spi-builder-workspace/.build/out/Intermediates.noindex/BitcodeFormat.build/Debug-webassembly-wasm32/BitcodeFormat-t.build/Objects-normal/wasm32/Modifiable.d -emit-const-values-path /host/spi-builder-workspace/.build/out/Intermediates.noindex/BitcodeFormat.build/Debug-webassembly-wasm32/BitcodeFormat-t.build/Objects-normal/wasm32/Modifiable.swiftconstvalues -emit-reference-dependencies-path /host/spi-builder-workspace/.build/out/Intermediates.noindex/BitcodeFormat.build/Debug-webassembly-wasm32/BitcodeFormat-t.build/Objects-normal/wasm32/Modifiable.swiftdeps -serialize-diagnostics-path /host/spi-builder-workspace/.build/out/Intermediates.noindex/BitcodeFormat.build/Debug-webassembly-wasm32/BitcodeFormat-t.build/Objects-normal/wasm32/Modifiable.dia -emit-dependencies-path /host/spi-builder-workspace/.build/out/Intermediates.noindex/BitcodeFormat.build/Debug-webassembly-wasm32/BitcodeFormat-t.build/Objects-normal/wasm32/PosixError.d -emit-const-values-path /host/spi-builder-workspace/.build/out/Intermediates.noindex/BitcodeFormat.build/Debug-webassembly-wasm32/BitcodeFormat-t.build/Objects-normal/wasm32/PosixError.swiftconstvalues -emit-reference-dependencies-path /host/spi-builder-workspace/.build/out/Intermediates.noindex/BitcodeFormat.build/Debug-webassembly-wasm32/BitcodeFormat-t.build/Objects-normal/wasm32/PosixError.swiftdeps -serialize-diagnostics-path /host/spi-builder-workspace/.build/out/Intermediates.noindex/BitcodeFormat.build/Debug-webassembly-wasm32/BitcodeFormat-t.build/Objects-normal/wasm32/PosixError.dia -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/BitcodeFormat.build/Debug-webassembly-wasm32/BitcodeFormat-t.build/DerivedSources-normal/wasm32 -Xcc -I/host/spi-builder-workspace/.build/out/Intermediates.noindex/BitcodeFormat.build/Debug-webassembly-wasm32/BitcodeFormat-t.build/DerivedSources/wasm32 -Xcc -I/host/spi-builder-workspace/.build/out/Intermediates.noindex/BitcodeFormat.build/Debug-webassembly-wasm32/BitcodeFormat-t.build/DerivedSources -Xcc -DSWIFT_PACKAGE -Xcc -DDEBUG\=1 -no-auto-bridging-header-chaining -module-name BitcodeFormat -const-gather-protocols-file /host/spi-builder-workspace/.build/out/Intermediates.noindex/BitcodeFormat.build/Debug-webassembly-wasm32/BitcodeFormat-t.build/Objects-normal/wasm32/BitcodeFormat_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/BitcodeFormat.build/Debug-webassembly-wasm32/BitcodeFormat-t.build/Objects-normal/wasm32/Modifiable.o -o /host/spi-builder-workspace/.build/out/Intermediates.noindex/BitcodeFormat.build/Debug-webassembly-wasm32/BitcodeFormat-t.build/Objects-normal/wasm32/PosixError.o -index-unit-output-path /BitcodeFormat.build/Debug-webassembly-wasm32/BitcodeFormat-t.build/Objects-normal/wasm32/Modifiable.o -index-unit-output-path /BitcodeFormat.build/Debug-webassembly-wasm32/BitcodeFormat-t.build/Objects-normal/wasm32/PosixError.o -index-store-path /host/spi-builder-workspace/.build/out -index-system-modules
error: Build failed
BUILD FAILURE 6.4 wasm