Swift Package IndexBuild Information
Failed to build FuturaLog, reference 0.6.0 (349c53), with Swift 6.4 for Wasm on 16 Sep 2026 14:23:07 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>&1Build Log
========================================
RunAll
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Builder version: 5.1.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/kaqu/futuralog.git
Reference: 0.6.0
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/kaqu/futuralog
* tag 0.6.0 -> FETCH_HEAD
HEAD is now at 349c53d adding flat log and LogPackage optimization
Cloned https://github.com/kaqu/futuralog.git
Revision (git rev-parse @):
349c53dc57234a8f9bf2d26a895571fc0f010fa5
SUCCESS checkout https://github.com/kaqu/futuralog.git at 0.6.0
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Build
========================================
Selected platform: wasm
Swift version: 6.4
Building package at path: $PWD
https://github.com/kaqu/futuralog.git
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-54344843-1":/host -w "$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
Building for debugging...
[Planning deferred tasks]
error: SwiftCompile normal wasm32 failed with a nonzero exit code. Command line: cd /host
/host/spi-builder-workspace/Sources/FuturaLog/CrashCatcher.swift:32:51: [1;31merror: [1;39mcannot find type 'NSException' in scope[0;0m
[0;36m30 |[0;0m }
[0;36m31 |[0;0m
[0;36m32 |[0;0m fileprivate func exceptionLogHandler(_ exception: [4;39mNSException[0;0m)-> Swift.Void {
[0;36m|[0;0m `- [1;31merror: [1;39mcannot find type 'NSException' in scope[0;0m
[0;36m33 |[0;0m Logger.send(Log(.crash, message: "Exception: \(exception)\n\n\(Thread.callStackSymbols.joined(separator: "\n"))\n"))
[0;36m34 |[0;0m Logger.flush()
/host/spi-builder-workspace/Sources/FuturaLog/CrashCatcher.swift:43:52: [1;31merror: [1;39mcannot find type 'NSException' in scope[0;0m
[0;36m41 |[0;0m }
[0;36m42 |[0;0m
[0;36m43 |[0;0m fileprivate func exceptionVoidHandler(_ exception: [4;39mNSException[0;0m)-> Swift.Void { /* void */ }
[0;36m|[0;0m `- [1;31merror: [1;39mcannot find type 'NSException' in scope[0;0m
[0;36m44 |[0;0m
[0;36m45 |[0;0m fileprivate func signalVoidHandler(_ signal: Int32)-> Swift.Void { exit(signal) }
/host/spi-builder-workspace/Sources/FuturaLog/LogFilePrinter.swift:7:40: [1;31merror: [1;39mcannot find 'DispatchQueue' in scope[0;0m
[0;36m5 |[0;0m public let allowedCategories: [LogCategory]
[0;36m6 |[0;0m
[0;36m7 |[0;0m private let synchronizationQueue = [4;39mDispatchQueue[0;0m(label: "futura.log.printer.file.syncQueue")
[0;36m|[0;0m `- [1;31merror: [1;39mcannot find 'DispatchQueue' in scope[0;0m
[0;36m8 |[0;0m private let formatter: LogFormatter
[0;36m9 |[0;0m
/host/spi-builder-workspace/Sources/FuturaLog/LogFileStorage.swift:6:44: [1;31merror: [1;39mcannot find 'DispatchQueue' in scope[0;0m
[0;36m4 |[0;0m public final class LogFileStorage : LogReceiver {
[0;36m5 |[0;0m
[0;36m6 |[0;0m fileprivate let synchronizationQueue = [4;39mDispatchQueue[0;0m(label: "futura.log.storage.file.syncQueue")
[0;36m|[0;0m `- [1;31merror: [1;39mcannot find 'DispatchQueue' in scope[0;0m
[0;36m7 |[0;0m
[0;36m8 |[0;0m public let allowedCategories: [LogCategory]
/host/spi-builder-workspace/Sources/FuturaLog/LogFileStorage.swift:92:43: [1;31merror: [1;39mcannot find type 'DispatchQueue' in scope[0;0m
[0;36m90 |[0;0m public struct Reader : LogStorageReader {
[0;36m91 |[0;0m
[0;36m92 |[0;0m private let synchronizationQueue: [4;39mDispatchQueue[0;0m
[0;36m|[0;0m `- [1;31merror: [1;39mcannot find type 'DispatchQueue' in scope[0;0m
[0;36m93 |[0;0m
[0;36m94 |[0;0m private let delimitter: Data
/host/spi-builder-workspace/Sources/FuturaLog/LogMemoryStorage.swift:5:44: [1;31merror: [1;39mcannot find 'DispatchQueue' in scope[0;0m
[0;36m3 |[0;0m public final class LogMemoryStorage : LogReceiver {
[0;36m4 |[0;0m
[0;36m5 |[0;0m fileprivate let synchronizationQueue = [4;39mDispatchQueue[0;0m(label: "futura.log.storage.memory.syncQueue")
[0;36m|[0;0m `- [1;31merror: [1;39mcannot find 'DispatchQueue' in scope[0;0m
[0;36m6 |[0;0m
[0;36m7 |[0;0m public let allowedCategories: [LogCategory]
/host/spi-builder-workspace/Sources/FuturaLog/LogPrinter.swift:7:40: [1;31merror: [1;39mcannot find 'DispatchQueue' in scope[0;0m
[0;36m5 |[0;0m public let allowedCategories: [LogCategory]
[0;36m6 |[0;0m
[0;36m7 |[0;0m private let synchronizationQueue = [4;39mDispatchQueue[0;0m(label: "futura.log.printer.syncQueue")
[0;36m|[0;0m `- [1;31merror: [1;39mcannot find 'DispatchQueue' in scope[0;0m
[0;36m8 |[0;0m private let formatter: LogFormatter
[0;36m9 |[0;0m private let output: (String)->()
/host/spi-builder-workspace/Sources/FuturaLog/Server/LogEnvironment.swift:22:16: [1;33mwarning: [1;39m'Hashable.hashValue' is deprecated as a protocol requirement; conform type 'LogEnvironment' to 'Hashable' by implementing 'hash(into:)' instead[0;0m [#]8;;https://docs.swift.org/compiler/documentation/diagnostics/deprecated-declaration\DeprecatedDeclaration]8;;\]
[0;36m20 |[0;0m extension LogEnvironment : Hashable {
[0;36m21 |[0;0m
[0;36m22 |[0;0m public var hashValue: Int {
[0;36m|[0;0m `- [1;33mwarning: [1;39m'Hashable.hashValue' is deprecated as a protocol requirement; conform type 'LogEnvironment' to 'Hashable' by implementing 'hash(into:)' instead[0;0m [#]8;;https://docs.swift.org/compiler/documentation/diagnostics/deprecated-declaration\DeprecatedDeclaration]8;;\]
[0;36m23 |[0;0m return "\(self.name)\(self.appVersion)\(self.platform ?? "N/A")\(self.osInfo ?? "N/A")\(self.info ?? "N/A")".hashValue
[0;36m24 |[0;0m }
/host/spi-builder-workspace/Sources/FuturaLog/Server/LogServer.swift:7:35: [1;31merror: [1;39m'URLSession' is unavailable: This type has moved to the FoundationNetworking module. Import that module to use it.[0;0m
[0;36m5 |[0;0m public let allowedCategories: [LogCategory] = LogCategory.all
[0;36m6 |[0;0m
[0;36m7 |[0;0m private let logServerSession: [4;39mURLSession[0;0m = URLSession(configuration: URLSessionConfiguration.ephemeral)
[0;36m|[0;0m `- [1;31merror: [1;39m'URLSession' is unavailable: This type has moved to the FoundationNetworking module. Import that module to use it.[0;0m
[0;36m8 |[0;0m
[0;36m9 |[0;0m private let synchronizationQueue = DispatchQueue(label: "futura.log.server.syncQueue")
Foundation.URLSession:2:18: [1;39mnote: [1;39m'URLSession' has been explicitly marked unavailable here[0;0m
[0;36m1 |[0;0m @available(*, unavailable, message: "This type has moved to the FoundationNetworking module. Import that module to use it.")
[0;36m2 |[0;0m public typealias URLSession = AnyObject
[0;36m|[0;0m `- [1;39mnote: [1;39m'URLSession' has been explicitly marked unavailable here[0;0m
/host/spi-builder-workspace/Sources/FuturaLog/Server/LogServer.swift:7:48: [1;31merror: [1;39mvalue of type '_' expected to be instance of class or class-constrained type[0;0m
[0;36m5 |[0;0m public let allowedCategories: [LogCategory] = LogCategory.all
[0;36m6 |[0;0m
[0;36m7 |[0;0m private let logServerSession: URLSession = [4;39mURLSession(configuration: URLSessionConfiguration.ephemeral)[0;0m
[0;36m|[0;0m `- [1;31merror: [1;39mvalue of type '_' expected to be instance of class or class-constrained type[0;0m
[0;36m8 |[0;0m
[0;36m9 |[0;0m private let synchronizationQueue = DispatchQueue(label: "futura.log.server.syncQueue")
/host/spi-builder-workspace/Sources/FuturaLog/Server/LogServer.swift:7:98: [1;31merror: [1;39mtype 'URLSessionConfiguration' (aka 'AnyObject') has no member 'ephemeral'[0;0m
[0;36m5 |[0;0m public let allowedCategories: [LogCategory] = LogCategory.all
[0;36m6 |[0;0m
[0;36m7 |[0;0m private let logServerSession: URLSession = URLSession(configuration: [4;39mURLSessionConfiguration[0;0m.[4;39mephemeral[0;0m)
[0;36m|[0;0m `- [1;31merror: [1;39mtype 'URLSessionConfiguration' (aka 'AnyObject') has no member 'ephemeral'[0;0m
[0;36m8 |[0;0m
[0;36m9 |[0;0m private let synchronizationQueue = DispatchQueue(label: "futura.log.server.syncQueue")
/host/spi-builder-workspace/Sources/FuturaLog/Server/LogServer.swift:9:40: [1;31merror: [1;39mcannot find 'DispatchQueue' in scope[0;0m
[0;36m7 |[0;0m private let logServerSession: URLSession = URLSession(configuration: URLSessionConfiguration.ephemeral)
[0;36m8 |[0;0m
[0;36m9 |[0;0m private let synchronizationQueue = [4;39mDispatchQueue[0;0m(label: "futura.log.server.syncQueue")
[0;36m|[0;0m `- [1;31merror: [1;39mcannot find 'DispatchQueue' in scope[0;0m
[0;36m10 |[0;0m
[0;36m11 |[0;0m private var logsBuffer: [Log] = []
[#DeprecatedDeclaration]: <https://docs.swift.org/compiler/documentation/diagnostics/deprecated-declaration>
Failed frontend command:
/usr/bin/swift-frontend -frontend -emit-module -experimental-skip-non-inlinable-function-bodies-without-types /host/spi-builder-workspace/Sources/FuturaLog/CrashCatcher.swift /host/spi-builder-workspace/Sources/FuturaLog/Log.swift /host/spi-builder-workspace/Sources/FuturaLog/LogEmitter.swift /host/spi-builder-workspace/Sources/FuturaLog/LogFilePrinter.swift /host/spi-builder-workspace/Sources/FuturaLog/LogFileStorage.swift /host/spi-builder-workspace/Sources/FuturaLog/LogFormatter.swift /host/spi-builder-workspace/Sources/FuturaLog/LogMemoryStorage.swift /host/spi-builder-workspace/Sources/FuturaLog/LogPrinter.swift /host/spi-builder-workspace/Sources/FuturaLog/LogReceiver.swift /host/spi-builder-workspace/Sources/FuturaLog/LogStorage.swift /host/spi-builder-workspace/Sources/FuturaLog/Logger.swift /host/spi-builder-workspace/Sources/FuturaLog/Server/FlatLog.swift /host/spi-builder-workspace/Sources/FuturaLog/Server/LogEnvironment.swift /host/spi-builder-workspace/Sources/FuturaLog/Server/LogPackage.swift /host/spi-builder-workspace/Sources/FuturaLog/Server/LogServer.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 -swift-version 4 -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/FuturaLog.build/Debug-webassembly-wasm32/FuturaLog-t.build/DerivedSources-normal/wasm32 -Xcc -I/host/spi-builder-workspace/.build/out/Intermediates.noindex/FuturaLog.build/Debug-webassembly-wasm32/FuturaLog-t.build/DerivedSources/wasm32 -Xcc -I/host/spi-builder-workspace/.build/out/Intermediates.noindex/FuturaLog.build/Debug-webassembly-wasm32/FuturaLog-t.build/DerivedSources -Xcc -DSWIFT_PACKAGE -Xcc -DDEBUG\=1 -no-auto-bridging-header-chaining -module-name FuturaLog -const-gather-protocols-file /host/spi-builder-workspace/.build/out/Intermediates.noindex/FuturaLog.build/Debug-webassembly-wasm32/FuturaLog-t.build/Objects-normal/wasm32/FuturaLog_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/FuturaLog.build/Debug-webassembly-wasm32/FuturaLog-t.build/Objects-normal/wasm32/Modules/FuturaLog.swiftdoc -emit-module-source-info-path /host/spi-builder-workspace/.build/out/Intermediates.noindex/FuturaLog.build/Debug-webassembly-wasm32/FuturaLog-t.build/Objects-normal/wasm32/Modules/FuturaLog.swiftsourceinfo -emit-objc-header-path /host/spi-builder-workspace/.build/out/Intermediates.noindex/FuturaLog.build/Debug-webassembly-wasm32/FuturaLog-t.build/Objects-normal/wasm32/FuturaLog-Swift.h -serialize-diagnostics-path /host/spi-builder-workspace/.build/out/Intermediates.noindex/FuturaLog.build/Debug-webassembly-wasm32/FuturaLog-t.build/Objects-normal/wasm32/FuturaLog-primary-emit-module.dia -emit-dependencies-path /host/spi-builder-workspace/.build/out/Intermediates.noindex/FuturaLog.build/Debug-webassembly-wasm32/FuturaLog-t.build/Objects-normal/wasm32/FuturaLog-primary-emit-module.d -parse-as-library -o /host/spi-builder-workspace/.build/out/Intermediates.noindex/FuturaLog.build/Debug-webassembly-wasm32/FuturaLog-t.build/Objects-normal/wasm32/Modules/FuturaLog.swiftmodule
error: Build failed
BUILD FAILURE 6.4 wasm