Swift Package IndexBuild Information
Failed to build StitcherMacros, reference main (a7def8), with Swift 6.4 for Wasm on 20 Sep 2026 19:57:19 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/athankefalas/StitcherMacros.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/athankefalas/StitcherMacros
* branch main -> FETCH_HEAD
* [new branch] main -> origin/main
HEAD is now at a7def81 Create FUNDING.yml
Cloned https://github.com/athankefalas/StitcherMacros.git
Revision (git rev-parse @):
a7def81b91f720adb44de0af6f84dbe648ac5081
SUCCESS checkout https://github.com/athankefalas/StitcherMacros.git at main
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Build
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Selected platform: wasm
Swift version: 6.4
Building package at path: $PWD
https://github.com/athankefalas/StitcherMacros.git
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-54344847-0":/host -w "$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-syntax.git
Fetching https://github.com/athankefalas/Stitcher.git
[1/1159] Fetching stitcher
Fetched https://github.com/athankefalas/Stitcher.git (0.46s)
[1/79986] Fetching swift-syntax
Fetched https://github.com/apple/swift-syntax.git (2.86s)
Computing version for https://github.com/athankefalas/Stitcher.git
Computed https://github.com/athankefalas/Stitcher.git at 1.1.0 (3.03s)
Fetching https://github.com/OpenCombine/OpenCombine.git
Fetching https://github.com/apple/swift-collections.git
[1/8284] Fetching opencombine
[3729/35636] Fetching opencombine, swift-collections
Fetched https://github.com/OpenCombine/OpenCombine.git (0.73s)
[5744/27352] Fetching swift-collections
Fetched https://github.com/apple/swift-collections.git (1.15s)
Computing version for https://github.com/OpenCombine/OpenCombine.git
Computed https://github.com/OpenCombine/OpenCombine.git at 0.14.0 (2.25s)
Computing version for https://github.com/apple/swift-syntax.git
Computed https://github.com/apple/swift-syntax.git at 509.1.1 (0.30s)
Computing version for https://github.com/apple/swift-collections.git
Computed https://github.com/apple/swift-collections.git at 1.1.6 (0.33s)
Creating working copy for https://github.com/OpenCombine/OpenCombine.git
Working copy of https://github.com/OpenCombine/OpenCombine.git resolved at 0.14.0
Creating working copy for https://github.com/apple/swift-collections.git
Working copy of https://github.com/apple/swift-collections.git resolved at 1.1.6
Creating working copy for https://github.com/athankefalas/Stitcher.git
Working copy of https://github.com/athankefalas/Stitcher.git resolved at 1.1.0
Creating working copy for https://github.com/apple/swift-syntax.git
Working copy of https://github.com/apple/swift-syntax.git resolved at 509.1.1
Building for debugging...
[Computing dependencies]
[Pre-planning 1 / 1121]
[Planning deferred tasks]
[Starting]
[64 / 473] InternalCollectionsUtilities
[225 / 480] SwiftSyntax509
[237 / 508] SwiftSyntax
[238 / 526] OpenCombine
[239 / 526] OpenCombine
[239 / 526] InternalCollectionsUtilities
[252 / 526] SwiftSyntax
[253 / 526] OpenCombine
[264 / 526] SwiftSyntax
[266 / 527] InternalCollectionsUtilities
[271 / 527] OpenCombine
[272 / 527] OpenCombine
[273 / 527] OpenCombine
[274 / 527] OpenCombine
[275 / 527] OpenCombine
[276 / 527] OpenCombine
[278 / 527] OpenCombineDispatch
[280 / 527] OpenCombine
[283 / 527] SwiftSyntax
[287 / 528] SwiftSyntax
[292 / 528] OpenCombineDispatch
[293 / 528] SwiftSyntax
[294 / 528] OpenCombine-product
[295 / 528] _RopeModule
[296 / 528] InternalCollectionsUtilities
[299 / 528] InternalCollectionsUtilities
[300 / 528] InternalCollectionsUtilities
[301 / 528] InternalCollectionsUtilities
[304 / 529] InternalCollectionsUtilities
[307 / 529] InternalCollectionsUtilities
[310 / 530] _RopeModule
[313 / 539] _RopeModule
[313 / 539] OpenCombine
[316 / 540] _RopeModule
[317 / 541] _RopeModule
[319 / 541] _RopeModule
[320 / 541] _RopeModule
[321 / 541] _RopeModule
[330 / 541] InternalCollectionsUtilities
[332 / 542] _RopeModule
[334 / 551] _RopeModule
[335 / 551] _RopeModule
[336 / 551] _RopeModule
[337 / 551] _RopeModule
[338 / 552] _RopeModule
[339 / 552] _RopeModule
[348 / 552] _RopeModule
[352 / 576] SwiftDiagnostics
[353 / 576] SwiftBasicFormat
[361 / 590] OrderedCollections
[362 / 590] SwiftBasicFormat
[370 / 601] OpenCombineDispatch
[370 / 601] SwiftParser
error: SwiftCompile normal wasm32 failed with a nonzero exit code. Command line: cd /host
[379 / 603] OpenCombineDispatch
/host/spi-builder-workspace/.build/checkouts/OpenCombine/Sources/OpenCombineDispatch/DispatchQueue+Scheduler.swift:8:8: [1;31merror: [1;39mno such module 'Dispatch'[0;0m
[0;36m6 |[0;0m //
[0;36m7 |[0;0m
[0;36m8 |[0;0m import Dispatch
[0;36m|[0;0m `- [1;31merror: [1;39mno such module 'Dispatch'[0;0m
[0;36m9 |[0;0m import OpenCombine
[0;36m10 |[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/OpenCombine/Sources/OpenCombineDispatch/DispatchQueue+Scheduler.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/OpenCombine.build/Debug-webassembly-wasm32/OpenCombineDispatch-t.build/DerivedSources-normal/wasm32 -Xcc -I/host/spi-builder-workspace/.build/out/Intermediates.noindex/OpenCombine.build/Debug-webassembly-wasm32/OpenCombineDispatch-t.build/DerivedSources/wasm32 -Xcc -I/host/spi-builder-workspace/.build/out/Intermediates.noindex/OpenCombine.build/Debug-webassembly-wasm32/OpenCombineDispatch-t.build/DerivedSources -Xcc -DSWIFT_PACKAGE -Xcc -DDEBUG\=1 -no-auto-bridging-header-chaining -module-name OpenCombineDispatch -const-gather-protocols-file /host/spi-builder-workspace/.build/out/Intermediates.noindex/OpenCombine.build/Debug-webassembly-wasm32/OpenCombineDispatch-t.build/Objects-normal/wasm32/OpenCombineDispatch_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/OpenCombine.build/Debug-webassembly-wasm32/OpenCombineDispatch-t.build/Objects-normal/wasm32/Modules/OpenCombineDispatch.swiftdoc -emit-module-source-info-path /host/spi-builder-workspace/.build/out/Intermediates.noindex/OpenCombine.build/Debug-webassembly-wasm32/OpenCombineDispatch-t.build/Objects-normal/wasm32/Modules/OpenCombineDispatch.swiftsourceinfo -emit-objc-header-path /host/spi-builder-workspace/.build/out/Intermediates.noindex/OpenCombine.build/Debug-webassembly-wasm32/OpenCombineDispatch-t.build/Objects-normal/wasm32/OpenCombineDispatch-Swift.h -serialize-diagnostics-path /host/spi-builder-workspace/.build/out/Intermediates.noindex/OpenCombine.build/Debug-webassembly-wasm32/OpenCombineDispatch-t.build/Objects-normal/wasm32/OpenCombineDispatch-primary-emit-module.dia -emit-dependencies-path /host/spi-builder-workspace/.build/out/Intermediates.noindex/OpenCombine.build/Debug-webassembly-wasm32/OpenCombineDispatch-t.build/Objects-normal/wasm32/OpenCombineDispatch-primary-emit-module.d -parse-as-library -o /host/spi-builder-workspace/.build/out/Intermediates.noindex/OpenCombine.build/Debug-webassembly-wasm32/OpenCombineDispatch-t.build/Objects-normal/wasm32/Modules/OpenCombineDispatch.swiftmodule
error: Build failed
BUILD FAILURE 6.4 wasm