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Build Information

Failed to build FlyingFoxMacros, reference main (14a54f), with Swift 6.4 for Wasm on 22 Sep 2026 23:28:41 UTC.

Build Command

bash -c docker run --pull=always --rm -v "checkouts-54344843-1":/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: 5.1.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/swhitty/FlyingFoxMacros.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/swhitty/FlyingFoxMacros
 * branch            main       -> FETCH_HEAD
 * [new branch]      main       -> origin/main
HEAD is now at 14a54f4 Update swift-syntax dependency range to 604.0.0
Cloned https://github.com/swhitty/FlyingFoxMacros.git
Revision (git rev-parse @):
14a54f4cc52c389ed8c8d46093f0e1639d0a05f1
SUCCESS checkout https://github.com/swhitty/FlyingFoxMacros.git at main
========================================
Build
========================================
Selected platform:         wasm
Swift version:             6.4
Building package at path:  $PWD
https://github.com/swhitty/FlyingFoxMacros.git
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-54344843-1":/host -w "$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/swhitty/FlyingFox.git
[1/6422] Fetching flyingfox
Fetched https://github.com/swhitty/FlyingFox.git (0.58s)
Fetching https://github.com/swiftlang/swift-syntax
[1/80010] Fetching swift-syntax
Fetched https://github.com/swiftlang/swift-syntax (3.00s)
Computing version for https://github.com/swiftlang/swift-syntax
Computed https://github.com/swiftlang/swift-syntax at 604.0.0 (4.18s)
Creating working copy for https://github.com/swiftlang/swift-syntax
Working copy of https://github.com/swiftlang/swift-syntax resolved at 604.0.0
Creating working copy for https://github.com/swhitty/FlyingFox.git
Working copy of https://github.com/swhitty/FlyingFox.git resolved at main (bd32d43)
Building for debugging...
[Computing dependencies]
[Pre-planning 1 / 737]
[Planning deferred tasks]
[164 / 334] FlyingSocks
error: SwiftCompile normal wasm32 failed with a nonzero exit code. Command line:     cd /host

/host/spi-builder-workspace/.build/checkouts/FlyingFox/FlyingSocks/Sources/SocketPool.swift:32:8: error: no such module 'Dispatch'
 30 | //
 31 |
 32 | import Dispatch
    |        `- error: no such module 'Dispatch'
 33 | #if canImport(FoundationEssentials)
 34 | import FoundationEssentials
Failed frontend command:
/usr/bin/swift-frontend -frontend -emit-module -experimental-skip-non-inlinable-function-bodies-without-types /host/spi-builder-workspace/.build/checkouts/FlyingFox/FlyingSocks/Sources/AsyncBufferedCollection.swift /host/spi-builder-workspace/.build/checkouts/FlyingFox/FlyingSocks/Sources/AsyncBufferedEmptySequence.swift /host/spi-builder-workspace/.build/checkouts/FlyingFox/FlyingSocks/Sources/AsyncBufferedPrefixSequence.swift /host/spi-builder-workspace/.build/checkouts/FlyingFox/FlyingSocks/Sources/AsyncBufferedSequence+Extensions.swift /host/spi-builder-workspace/.build/checkouts/FlyingFox/FlyingSocks/Sources/AsyncBufferedSequence.swift /host/spi-builder-workspace/.build/checkouts/FlyingFox/FlyingSocks/Sources/AsyncBufferingSequence.swift /host/spi-builder-workspace/.build/checkouts/FlyingFox/FlyingSocks/Sources/AsyncChunkedSequence.swift /host/spi-builder-workspace/.build/checkouts/FlyingFox/FlyingSocks/Sources/AsyncSharedReplaySequence.swift /host/spi-builder-workspace/.build/checkouts/FlyingFox/FlyingSocks/Sources/AsyncSocket.swift /host/spi-builder-workspace/.build/checkouts/FlyingFox/FlyingSocks/Sources/ConsumingAsyncSequence.swift /host/spi-builder-workspace/.build/checkouts/FlyingFox/FlyingSocks/Sources/IdentifiableContinuation.swift /host/spi-builder-workspace/.build/checkouts/FlyingFox/FlyingSocks/Sources/Logging+OSLog.swift /host/spi-builder-workspace/.build/checkouts/FlyingFox/FlyingSocks/Sources/Logging.swift /host/spi-builder-workspace/.build/checkouts/FlyingFox/FlyingSocks/Sources/Mutex.swift /host/spi-builder-workspace/.build/checkouts/FlyingFox/FlyingSocks/Sources/Socket+Android.swift /host/spi-builder-workspace/.build/checkouts/FlyingFox/FlyingSocks/Sources/Socket+Darwin.swift /host/spi-builder-workspace/.build/checkouts/FlyingFox/FlyingSocks/Sources/Socket+Glibc.swift /host/spi-builder-workspace/.build/checkouts/FlyingFox/FlyingSocks/Sources/Socket+Musl.swift /host/spi-builder-workspace/.build/checkouts/FlyingFox/FlyingSocks/Sources/Socket+WinSock2.swift /host/spi-builder-workspace/.build/checkouts/FlyingFox/FlyingSocks/Sources/Socket.swift /host/spi-builder-workspace/.build/checkouts/FlyingFox/FlyingSocks/Sources/SocketAddress.swift /host/spi-builder-workspace/.build/checkouts/FlyingFox/FlyingSocks/Sources/SocketError.swift /host/spi-builder-workspace/.build/checkouts/FlyingFox/FlyingSocks/Sources/SocketPool+Poll.swift /host/spi-builder-workspace/.build/checkouts/FlyingFox/FlyingSocks/Sources/SocketPool+ePoll.swift /host/spi-builder-workspace/.build/checkouts/FlyingFox/FlyingSocks/Sources/SocketPool+kQueue.swift /host/spi-builder-workspace/.build/checkouts/FlyingFox/FlyingSocks/Sources/SocketPool.swift /host/spi-builder-workspace/.build/checkouts/FlyingFox/FlyingSocks/Sources/SwiftSupport.swift /host/spi-builder-workspace/.build/checkouts/FlyingFox/FlyingSocks/Sources/Task+Timeout.swift /host/spi-builder-workspace/.build/checkouts/FlyingFox/FlyingSocks/Sources/Transferring.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 6 -Onone -D SWIFT_PACKAGE -D DEBUG -D SWIFT_MODULE_RESOURCE_BUNDLE_UNAVAILABLE -D Xcode -serialize-debugging-options -enable-upcoming-feature ExistentialAny -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/FlyingFox.build/Debug-webassembly-wasm32/FlyingSocks-t.build/DerivedSources-normal/wasm32 -Xcc -I/host/spi-builder-workspace/.build/out/Intermediates.noindex/FlyingFox.build/Debug-webassembly-wasm32/FlyingSocks-t.build/DerivedSources/wasm32 -Xcc -I/host/spi-builder-workspace/.build/out/Intermediates.noindex/FlyingFox.build/Debug-webassembly-wasm32/FlyingSocks-t.build/DerivedSources -Xcc -DSWIFT_PACKAGE -Xcc -DDEBUG\=1 -no-auto-bridging-header-chaining -module-name FlyingSocks -package-name flyingfox -const-gather-protocols-file /host/spi-builder-workspace/.build/out/Intermediates.noindex/FlyingFox.build/Debug-webassembly-wasm32/FlyingSocks-t.build/Objects-normal/wasm32/FlyingSocks_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/FlyingFox.build/Debug-webassembly-wasm32/FlyingSocks-t.build/Objects-normal/wasm32/Modules/FlyingSocks.swiftdoc -emit-module-source-info-path /host/spi-builder-workspace/.build/out/Intermediates.noindex/FlyingFox.build/Debug-webassembly-wasm32/FlyingSocks-t.build/Objects-normal/wasm32/Modules/FlyingSocks.swiftsourceinfo -emit-objc-header-path /host/spi-builder-workspace/.build/out/Intermediates.noindex/FlyingFox.build/Debug-webassembly-wasm32/FlyingSocks-t.build/Objects-normal/wasm32/FlyingSocks-Swift.h -serialize-diagnostics-path /host/spi-builder-workspace/.build/out/Intermediates.noindex/FlyingFox.build/Debug-webassembly-wasm32/FlyingSocks-t.build/Objects-normal/wasm32/FlyingSocks-primary-emit-module.dia -emit-dependencies-path /host/spi-builder-workspace/.build/out/Intermediates.noindex/FlyingFox.build/Debug-webassembly-wasm32/FlyingSocks-t.build/Objects-normal/wasm32/FlyingSocks-primary-emit-module.d -parse-as-library -o /host/spi-builder-workspace/.build/out/Intermediates.noindex/FlyingFox.build/Debug-webassembly-wasm32/FlyingSocks-t.build/Objects-normal/wasm32/Modules/FlyingSocks.swiftmodule
[206 / 342] SwiftSyntax509
error: Build failed
BUILD FAILURE 6.4 wasm