MachOKit – Build Information – Swift Package Index

Build Information

Failed to build MachOKit, reference main (8d451c), with Swift 6.4 for Wasm on 30 Sep 2026 07:55:42 UTC.

Build Command

bash -c docker run --pull=always --rm -v "checkouts-54344843-2":/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: 5.1.1
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/lynnswap/MachOKit.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/lynnswap/MachOKit
 * branch            main       -> FETCH_HEAD
 * [new branch]      main       -> origin/main
HEAD is now at 8d451ca Merge pull request #3 from lynnswap/codex/cache-chained-fixup-lookups
Cloned https://github.com/lynnswap/MachOKit.git
Revision (git rev-parse @):
8d451ca2e9d108f0a2024758b33b25e8faa2adbb
SPI manifest file found: $PWD/.spi.yml
SUCCESS checkout https://github.com/lynnswap/MachOKit.git at main
========================================
Build
========================================
Selected platform:         wasm
Swift version:             6.4
Building package at path:  $PWD
https://github.com/lynnswap/MachOKit.git
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-54344843-2":/host -w "$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/p-x9/swift-binary-parse-support.git
Fetching https://github.com/p-x9/swift-fileio.git
Fetching https://github.com/p-x9/ObjectArchiveKit.git
Fetching https://github.com/apple/swift-crypto.git
Fetching https://github.com/p-x9/swift-fileio-extra.git
Fetching https://github.com/apple/swift-asn1.git
[1/690] Fetching swift-fileio
[208/946] Fetching swift-fileio, swift-binary-parse-support
[344/1205] Fetching swift-fileio, swift-binary-parse-support, objectarchivekit
Fetched https://github.com/p-x9/swift-binary-parse-support.git (0.42s)
[1/91] Fetching swift-fileio-extra
[92/18663] Fetching swift-fileio-extra, swift-crypto
[93/20649] Fetching swift-fileio-extra, swift-crypto, swift-asn1
Fetched https://github.com/p-x9/swift-fileio-extra.git (0.48s)
[61/20558] Fetching swift-crypto, swift-asn1
Fetched https://github.com/p-x9/swift-fileio.git (0.57s)
Fetched https://github.com/apple/swift-asn1.git (0.57s)
[743/18572] Fetching swift-crypto
Fetched https://github.com/p-x9/ObjectArchiveKit.git (1.43s)
Fetched https://github.com/apple/swift-crypto.git (1.45s)
Computing version for https://github.com/p-x9/ObjectArchiveKit.git
Computed https://github.com/p-x9/ObjectArchiveKit.git at 0.5.0 (1.66s)
Computing version for https://github.com/p-x9/swift-binary-parse-support.git
Computed https://github.com/p-x9/swift-binary-parse-support.git at 0.3.0 (0.15s)
Computing version for https://github.com/p-x9/swift-fileio-extra.git
Computed https://github.com/p-x9/swift-fileio-extra.git at 0.4.0 (0.18s)
Computing version for https://github.com/p-x9/swift-fileio.git
Computed https://github.com/p-x9/swift-fileio.git at 0.15.1 (0.14s)
Computing version for https://github.com/apple/swift-asn1.git
Computed https://github.com/apple/swift-asn1.git at 1.7.3 (1.19s)
Computing version for https://github.com/apple/swift-crypto.git
Computed https://github.com/apple/swift-crypto.git at 4.5.2 (0.27s)
Creating working copy for https://github.com/apple/swift-crypto.git
Working copy of https://github.com/apple/swift-crypto.git resolved at 4.5.2
Creating working copy for https://github.com/p-x9/ObjectArchiveKit.git
Working copy of https://github.com/p-x9/ObjectArchiveKit.git resolved at 0.5.0
Creating working copy for https://github.com/p-x9/swift-fileio-extra.git
Working copy of https://github.com/p-x9/swift-fileio-extra.git resolved at 0.4.0
Creating working copy for https://github.com/p-x9/swift-fileio.git
Working copy of https://github.com/p-x9/swift-fileio.git resolved at 0.15.1
Creating working copy for https://github.com/p-x9/swift-binary-parse-support.git
Working copy of https://github.com/p-x9/swift-binary-parse-support.git resolved at 0.3.0
Creating working copy for https://github.com/apple/swift-asn1.git
Working copy of https://github.com/apple/swift-asn1.git resolved at 1.7.3
Building for debugging...
[Computing dependencies]
[Pre-planning 1 / 391]
[Planning deferred tasks]
[60 / 115] MachOKitC
[70 / 131] BinaryParseSupport
[72 / 131] FileIO
error: SwiftCompile normal wasm32 failed with a nonzero exit code. Command line:     cd /host

/host/spi-builder-workspace/.build/checkouts/swift-fileio/Sources/FileIO/system.swift:183:5: [1;31merror: [1;39mcannot find 'msync' in scope[0;0m
[0;36m181 |[0;0m     FlushViewOfFile(pointer, SIZE_T(length))
[0;36m182 |[0;0m #else
[0;36m183 |[0;0m     [4;39mmsync[0;0m(pointer, length, MS_SYNC)
    [0;36m|[0;0m     `- [1;31merror: [1;39mcannot find 'msync' in scope[0;0m
[0;36m184 |[0;0m #endif
[0;36m185 |[0;0m }
/host/spi-builder-workspace/.build/checkouts/swift-fileio/Sources/FileIO/system.swift:183:28: [1;31merror: [1;39mcannot find 'MS_SYNC' in scope[0;0m
[0;36m181 |[0;0m     FlushViewOfFile(pointer, SIZE_T(length))
[0;36m182 |[0;0m #else
[0;36m183 |[0;0m     msync(pointer, length, [4;39mMS_SYNC[0;0m)
    [0;36m|[0;0m                            `- [1;31merror: [1;39mcannot find 'MS_SYNC' in scope[0;0m
[0;36m184 |[0;0m #endif
[0;36m185 |[0;0m }
Failed frontend command:
/usr/bin/swift-frontend -frontend -emit-module -experimental-skip-non-inlinable-function-bodies-without-types /host/spi-builder-workspace/.build/checkouts/swift-fileio/Sources/FileIO/ConcatenatedMemoryMappedFile.swift /host/spi-builder-workspace/.build/checkouts/swift-fileio/Sources/FileIO/ConcatenatedStreamedFile.swift /host/spi-builder-workspace/.build/checkouts/swift-fileio/Sources/FileIO/FileIO.swift /host/spi-builder-workspace/.build/checkouts/swift-fileio/Sources/FileIO/MemoryMappedFile.swift /host/spi-builder-workspace/.build/checkouts/swift-fileio/Sources/FileIO/StreamedFile.swift /host/spi-builder-workspace/.build/checkouts/swift-fileio/Sources/FileIO/system.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 -suppress-warnings -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-fileio.build/Debug-webassembly-wasm32/FileIO-t.build/DerivedSources-normal/wasm32 -Xcc -I/host/spi-builder-workspace/.build/out/Intermediates.noindex/swift-fileio.build/Debug-webassembly-wasm32/FileIO-t.build/DerivedSources/wasm32 -Xcc -I/host/spi-builder-workspace/.build/out/Intermediates.noindex/swift-fileio.build/Debug-webassembly-wasm32/FileIO-t.build/DerivedSources -Xcc -DSWIFT_PACKAGE -Xcc -DDEBUG\=1 -no-auto-bridging-header-chaining -module-name FileIO -package-name swift_fileio -const-gather-protocols-file /host/spi-builder-workspace/.build/out/Intermediates.noindex/swift-fileio.build/Debug-webassembly-wasm32/FileIO-t.build/Objects-normal/wasm32/FileIO_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-fileio.build/Debug-webassembly-wasm32/FileIO-t.build/Objects-normal/wasm32/Modules/FileIO.swiftdoc -emit-module-source-info-path /host/spi-builder-workspace/.build/out/Intermediates.noindex/swift-fileio.build/Debug-webassembly-wasm32/FileIO-t.build/Objects-normal/wasm32/Modules/FileIO.swiftsourceinfo -emit-objc-header-path /host/spi-builder-workspace/.build/out/Intermediates.noindex/swift-fileio.build/Debug-webassembly-wasm32/FileIO-t.build/Objects-normal/wasm32/FileIO-Swift.h -serialize-diagnostics-path /host/spi-builder-workspace/.build/out/Intermediates.noindex/swift-fileio.build/Debug-webassembly-wasm32/FileIO-t.build/Objects-normal/wasm32/FileIO-primary-emit-module.dia -emit-dependencies-path /host/spi-builder-workspace/.build/out/Intermediates.noindex/swift-fileio.build/Debug-webassembly-wasm32/FileIO-t.build/Objects-normal/wasm32/FileIO-primary-emit-module.d -parse-as-library -o /host/spi-builder-workspace/.build/out/Intermediates.noindex/swift-fileio.build/Debug-webassembly-wasm32/FileIO-t.build/Objects-normal/wasm32/Modules/FileIO.swiftmodule
error: Build failed
BUILD FAILURE 6.4 wasm