Swift Package Index

Build Information

Failed to build BigNumber, reference master (e35508), with Swift 6.4 for Wasm on 24 Sep 2026 13:51:56 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>&1

Build Log

========================================
RunAll
========================================
Builder version: 5.1.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/mkrd/Swift-BigInt.git
Reference: master
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/mkrd/Swift-BigInt
 * branch            master     -> FETCH_HEAD
 * [new branch]      master     -> origin/master
HEAD is now at e355084 add test case
Cloned https://github.com/mkrd/Swift-BigInt.git
Revision (git rev-parse @):
e3550843fed908ee3759ee37553cc8a83d9ea3b8
SUCCESS checkout https://github.com/mkrd/Swift-BigInt.git at master
========================================
Build
========================================
Selected platform:         wasm
Swift version:             6.4
Building package at path:  $PWD
https://github.com/mkrd/Swift-BigInt.git
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-54344847-0":/host -w "$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
Building for debugging...
[Pre-planning 1 / 153]
[12 / 51] MGTools
[33 / 54] BigNumber
[47 / 64] MGTools
error: SwiftCompile normal wasm32 /host/spi-builder-workspace/Sources/MGTools/MG\ QueueDispatch.swift failed with a nonzero exit code. Command line:     cd /host
    builtin-SwiftPerFileCompile MG\ QueueDispatch.swift
/host/spi-builder-workspace/Sources/MGTools/MG QueueDispatch.swift:23:15: error: cannot find 'DispatchQueue' in scope
21 | 	static public func runAfterDelay(_ seconds: Double, _ closure: @escaping () -> ())
22 | 	{
23 | 		let queue = DispatchQueue.global()
   |               `- error: cannot find 'DispatchQueue' in scope
24 |
25 | 		queue.asyncAfter(deadline: DispatchTime.now() + seconds, execute: closure)
/host/spi-builder-workspace/Sources/MGTools/MG QueueDispatch.swift:25:30: error: cannot find 'DispatchTime' in scope
23 | 		let queue = DispatchQueue.global()
24 |
25 | 		queue.asyncAfter(deadline: DispatchTime.now() + seconds, execute: closure)
   |                              `- error: cannot find 'DispatchTime' in scope
26 | 	}
27 |
/host/spi-builder-workspace/Sources/MGTools/MG QueueDispatch.swift:34:15: error: cannot find 'OperationQueue' in scope
32 | 	static public func parallel(waitUnitAllFinished wait: Bool, closures: [() -> ()])
33 | 	{
34 | 		let queue = OperationQueue()
   |               `- error: cannot find 'OperationQueue' in scope
35 |
36 | 		queue.maxConcurrentOperationCount = QueueDispatch.coreCount - (wait ? 0 : 1)
Failed frontend command:
/usr/bin/swift-frontend -frontend -c /host/spi-builder-workspace/Sources/MGTools/MG\ Benchmark\ Tools.swift /host/spi-builder-workspace/Sources/MGTools/MG\ Complex.swift /host/spi-builder-workspace/Sources/MGTools/MG\ IO.swift /host/spi-builder-workspace/Sources/MGTools/MG\ Math.swift /host/spi-builder-workspace/Sources/MGTools/MG\ Matrix.swift -primary-file /host/spi-builder-workspace/Sources/MGTools/MG\ QueueDispatch.swift /host/spi-builder-workspace/Sources/MGTools/MG\ Storage.swift /host/spi-builder-workspace/Sources/MGTools/MG\ SuperSwift.swift -emit-dependencies-path /host/spi-builder-workspace/.build/out/Intermediates.noindex/BigNumber.build/Debug-webassembly-wasm32/MGTools-t.build/Objects-normal/wasm32/MG\ QueueDispatch.d -emit-const-values-path /host/spi-builder-workspace/.build/out/Intermediates.noindex/BigNumber.build/Debug-webassembly-wasm32/MGTools-t.build/Objects-normal/wasm32/MG\ QueueDispatch.swiftconstvalues -emit-reference-dependencies-path /host/spi-builder-workspace/.build/out/Intermediates.noindex/BigNumber.build/Debug-webassembly-wasm32/MGTools-t.build/Objects-normal/wasm32/MG\ QueueDispatch.swiftdeps -serialize-diagnostics-path /host/spi-builder-workspace/.build/out/Intermediates.noindex/BigNumber.build/Debug-webassembly-wasm32/MGTools-t.build/Objects-normal/wasm32/MG\ QueueDispatch.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 4.2 -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/BigNumber.build/Debug-webassembly-wasm32/MGTools-t.build/DerivedSources-normal/wasm32 -Xcc -I/host/spi-builder-workspace/.build/out/Intermediates.noindex/BigNumber.build/Debug-webassembly-wasm32/MGTools-t.build/DerivedSources/wasm32 -Xcc -I/host/spi-builder-workspace/.build/out/Intermediates.noindex/BigNumber.build/Debug-webassembly-wasm32/MGTools-t.build/DerivedSources -Xcc -DSWIFT_PACKAGE -Xcc -DDEBUG\=1 -no-auto-bridging-header-chaining -module-name MGTools -const-gather-protocols-file /host/spi-builder-workspace/.build/out/Intermediates.noindex/BigNumber.build/Debug-webassembly-wasm32/MGTools-t.build/Objects-normal/wasm32/MGTools_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/BigNumber.build/Debug-webassembly-wasm32/MGTools-t.build/Objects-normal/wasm32/MG\ QueueDispatch.o -index-unit-output-path /BigNumber.build/Debug-webassembly-wasm32/MGTools-t.build/Objects-normal/wasm32/MG\ QueueDispatch.o -index-store-path /host/spi-builder-workspace/.build/out -index-system-modules
error: Build failed
BUILD FAILURE 6.4 wasm