MachOKit – Build Information – Swift Package Index

Build Information

Failed to build MachOKit, reference 0.54.1 (659d8d), with Swift 6.4 for Wasm on 3 Oct 2026 13:34:46 UTC.

Build Command

bash -c docker run --pull=always --rm -v "checkouts-54344844-3":/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/p-x9/MachOKit.git
Reference: 0.54.1
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/p-x9/MachOKit
 * tag               0.54.1     -> FETCH_HEAD
HEAD is now at 659d8d5 Merge pull request #333 from p-x9/feature/fix-swift510-string-init
Cloned https://github.com/p-x9/MachOKit.git
Revision (git rev-parse @):
659d8d5adfba8f11b4a0e05c3b3c8aa59f017492
SPI manifest file found: $PWD/.spi.yml
SUCCESS checkout https://github.com/p-x9/MachOKit.git at 0.54.1
========================================
Build
========================================
Selected platform:         wasm
Swift version:             6.4
Building package at path:  $PWD
https://github.com/p-x9/MachOKit.git
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-54344844-3":/host -w "$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
warning: 'spi-builder-workspace': /host/spi-builder-workspace/Package.swift:145:1: warning: extension declares a conformance of imported type 'SwiftSetting' to imported protocol 'CaseIterable'; this will not behave correctly if the owners of 'PackageDescription' introduce this conformance in the future
143 | }
144 |
145 | extension SwiftSetting: CaseIterable {
    | |- warning: extension declares a conformance of imported type 'SwiftSetting' to imported protocol 'CaseIterable'; this will not behave correctly if the owners of 'PackageDescription' introduce this conformance in the future
    | `- note: add '@retroactive' to silence this warning
146 |     public static var allCases: [Self] {
147 |         [
Fetching https://github.com/p-x9/swift-fileio.git
Fetching https://github.com/p-x9/ObjectArchiveKit.git
[3/259] Fetching objectarchivekit
Fetched https://github.com/p-x9/ObjectArchiveKit.git (0.40s)
[1/690] Fetching swift-fileio
Fetching https://github.com/p-x9/swift-fileio-extra.git
Fetching https://github.com/p-x9/swift-binary-parse-support.git
[664/946] Fetching swift-fileio, swift-binary-parse-support
[920/1037] Fetching swift-fileio, swift-binary-parse-support, swift-fileio-extra
Fetched https://github.com/p-x9/swift-fileio.git (0.81s)
Fetching https://github.com/apple/swift-crypto.git
Fetched https://github.com/p-x9/swift-fileio-extra.git (0.35s)
[1/18572] Fetching swift-crypto
Fetched https://github.com/p-x9/swift-binary-parse-support.git (1.89s)
Fetched https://github.com/apple/swift-crypto.git (1.56s)
Computing version for https://github.com/p-x9/ObjectArchiveKit.git
Computed https://github.com/p-x9/ObjectArchiveKit.git at 0.5.0 (2.63s)
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 (0.17s)
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 (0.20s)
Computing version for https://github.com/p-x9/swift-fileio.git
Computed https://github.com/p-x9/swift-fileio.git at 0.15.1 (0.19s)
Computing version for https://github.com/apple/swift-crypto.git
Computed https://github.com/apple/swift-crypto.git at 3.15.1 (1.75s)
Fetching https://github.com/apple/swift-asn1.git
[1/1986] Fetching swift-asn1
Fetched https://github.com/apple/swift-asn1.git (0.47s)
Computing version for https://github.com/apple/swift-asn1.git
Computed https://github.com/apple/swift-asn1.git at 1.7.3 (2.27s)
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/apple/swift-asn1.git
Working copy of https://github.com/apple/swift-asn1.git resolved at 1.7.3
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/apple/swift-crypto.git
Working copy of https://github.com/apple/swift-crypto.git resolved at 3.15.1
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
Building for debugging...
[Computing dependencies]
[Pre-planning 1 / 391]
[Planning deferred tasks]
[Starting]
[29 / 113] MachOKit
[60 / 115] FileIO
[67 / 131] BinaryParseSupport
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
[71 / 131] BinaryParseSupport
error: Build failed
BUILD FAILURE 6.4 wasm