Swift Package Index

Build Information

Failed to build swift-tools-protocols, reference 0.0.10 (d81024), with Swift 6.4 for Wasm on 23 Sep 2026 19:24:51 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/swiftlang/swift-tools-protocols.git
Reference: 0.0.10
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/swiftlang/swift-tools-protocols
 * tag               0.0.10     -> FETCH_HEAD
HEAD is now at d810245 Merge pull request #31 from PhantomInTheWire/feat/parameterlabel
Cloned https://github.com/swiftlang/swift-tools-protocols.git
Revision (git rev-parse @):
d81024558da3bcd53748c4cfdaba10a49242442e
SUCCESS checkout https://github.com/swiftlang/swift-tools-protocols.git at 0.0.10
========================================
Build
========================================
Selected platform:         wasm
Swift version:             6.4
Building package at path:  $PWD
https://github.com/swiftlang/swift-tools-protocols.git
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-54344843-1":/host -w "$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/swiftlang/swift-format.git
[1/15049] Fetching swift-format
Fetched https://github.com/swiftlang/swift-format.git (0.79s)
Fetching https://github.com/swiftlang/swift-syntax.git
[1/80027] Fetching swift-syntax
Fetched https://github.com/swiftlang/swift-syntax.git (3.58s)
Fetching https://github.com/apple/swift-argument-parser.git
Fetching https://github.com/swiftlang/swift-markdown.git
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[2/26658] Fetching swift-argument-parser, swift-markdown
Fetched https://github.com/swiftlang/swift-markdown.git (0.89s)
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Fetched https://github.com/apple/swift-argument-parser.git (1.47s)
Computing version for https://github.com/swiftlang/swift-markdown.git
Computed https://github.com/swiftlang/swift-markdown.git at 0.9.0 (1.70s)
Fetching https://github.com/swiftlang/swift-cmark.git
[1/18600] Fetching swift-cmark
Fetched https://github.com/swiftlang/swift-cmark.git (0.99s)
Computing version for https://github.com/swiftlang/swift-cmark.git
Computed https://github.com/swiftlang/swift-cmark.git at 0.9.0 (1.19s)
Computing version for https://github.com/apple/swift-argument-parser.git
Computed https://github.com/apple/swift-argument-parser.git at 1.8.2 (0.17s)
Creating working copy for https://github.com/swiftlang/swift-format.git
Working copy of https://github.com/swiftlang/swift-format.git resolved at main (b15dd59)
Creating working copy for https://github.com/swiftlang/swift-markdown.git
Working copy of https://github.com/swiftlang/swift-markdown.git resolved at 0.9.0
Creating working copy for https://github.com/swiftlang/swift-cmark.git
Working copy of https://github.com/swiftlang/swift-cmark.git resolved at 0.9.0
Creating working copy for https://github.com/apple/swift-argument-parser.git
Working copy of https://github.com/apple/swift-argument-parser.git resolved at 1.8.2
Creating working copy for https://github.com/swiftlang/swift-syntax.git
Working copy of https://github.com/swiftlang/swift-syntax.git resolved at main (e9289aa)
Building for debugging...
[Computing dependencies]
[Pre-planning 1 / 473]
[Planning deferred tasks]
[63 / 127] ToolsProtocolsCAtomics
[72 / 145] _ToolsProtocolsSwiftExtensionsForPlugin
[73 / 154] LanguageServerProtocol
[84 / 154] _ToolsProtocolsSwiftExtensionsForPlugin
[85 / 154] _ToolsProtocolsSwiftExtensionsForPlugin-product
[86 / 154] _SKLoggingForPlugin
[89 / 154] LanguageServerProtocol
/host/spi-builder-workspace/Sources/ToolsProtocolsSwiftExtensions/AsyncUtils.swift:286:5: warning: unstructured throwing task created by 'init(name:priority:operation:)' is not used, which may accidentally ignore errors thrown inside the task [#]8;;https://docs.swift.org/compiler/documentation/diagnostics/no-use-throwing-unstructured-task\NoUseUnstructuredThrowingTask]8;;\]
284 |
285 |   let stream = AsyncThrowingStream<T?, Error> { continuation in
286 |     Task {
    |     |- warning: unstructured throwing task created by 'init(name:priority:operation:)' is not used, which may accidentally ignore errors thrown inside the task [#]8;;https://docs.swift.org/compiler/documentation/diagnostics/no-use-throwing-unstructured-task\NoUseUnstructuredThrowingTask]8;;\]
    |     `- note: to silence this warning, handle the error inside the task, or store/discard the task value explicitly
287 |       try await Task.sleep(for: timeout)
288 |       didHitTimeout.value = true
[#NoUseUnstructuredThrowingTask]: <https://docs.swift.org/compiler/documentation/diagnostics/no-use-throwing-unstructured-task>
[97 / 154] ToolsProtocolsSwiftExtensions-product
[100 / 155] _ToolsProtocolsSwiftExtensionsForPlugin
[106 / 155] LanguageServerProtocol
[106 / 155] ToolsProtocolsSwiftExtensions
/host/spi-builder-workspace/Sources/ToolsProtocolsSwiftExtensions/AsyncUtils.swift:286:5: warning: unstructured throwing task created by 'init(name:priority:operation:)' is not used, which may accidentally ignore errors thrown inside the task [#]8;;https://docs.swift.org/compiler/documentation/diagnostics/no-use-throwing-unstructured-task\NoUseUnstructuredThrowingTask]8;;\]
284 |
285 |   let stream = AsyncThrowingStream<T?, Error> { continuation in
286 |     Task {
    |     |- warning: unstructured throwing task created by 'init(name:priority:operation:)' is not used, which may accidentally ignore errors thrown inside the task [#]8;;https://docs.swift.org/compiler/documentation/diagnostics/no-use-throwing-unstructured-task\NoUseUnstructuredThrowingTask]8;;\]
    |     `- note: to silence this warning, handle the error inside the task, or store/discard the task value explicitly
287 |       try await Task.sleep(for: timeout)
288 |       didHitTimeout.value = true
[#NoUseUnstructuredThrowingTask]: <https://docs.swift.org/compiler/documentation/diagnostics/no-use-throwing-unstructured-task>
[108 / 155] LanguageServerProtocol
[109 / 156] ToolsProtocolsSwiftExtensions
[111 / 157]
[113 / 166] _SKLoggingForPlugin
/host/spi-builder-workspace/Sources/SKLogging/CustomLogStringConvertible.swift:38:5: warning: Mark CustomLogStringConvertibleWrapper as `package` if https://github.com/swiftlang/swift/issues/83893 is fixed
 36 |   #if compiler(>=6.4)
 37 |   #warning(
 38 |     "Mark CustomLogStringConvertibleWrapper as `package` if https://github.com/swiftlang/swift/issues/83893 is fixed"
    |     `- warning: Mark CustomLogStringConvertibleWrapper as `package` if https://github.com/swiftlang/swift/issues/83893 is fixed
 39 |   )
 40 |   #endif
[116 / 166] _SKLoggingForPlugin
/host/spi-builder-workspace/Sources/SKLogging/CustomLogStringConvertible.swift:38:5: warning: Mark CustomLogStringConvertibleWrapper as `package` if https://github.com/swiftlang/swift/issues/83893 is fixed
 36 |   #if compiler(>=6.4)
 37 |   #warning(
 38 |     "Mark CustomLogStringConvertibleWrapper as `package` if https://github.com/swiftlang/swift/issues/83893 is fixed"
    |     `- warning: Mark CustomLogStringConvertibleWrapper as `package` if https://github.com/swiftlang/swift/issues/83893 is fixed
 39 |   )
 40 |   #endif
[120 / 166] _SKLoggingForPlugin
[121 / 166] _SKLoggingForPlugin-product
[122 / 166] _SKLoggingForPlugin-product
[124 / 166] _SKLoggingForPlugin
[125 / 166] _SKLoggingForPlugin
[126 / 168] SKLogging
[128 / 177] _ToolsProtocolsSwiftExtensionsForPlugin
[130 / 186] _ToolsProtocolsSwiftExtensionsForPlugin
/host/spi-builder-workspace/Sources/SKLogging/LoggingScope.swift:92:43: warning: 'withValue(_:operation:isolation:file:line:)' is deprecated: Prefer the 'nonisolated(nonsending)' overload with stricter execution on caller context semantics: withValue(_:operation:file:line:) [#]8;;https://docs.swift.org/compiler/documentation/diagnostics/deprecated-declaration\DeprecatedDeclaration]8;;\]
 90 | ) async rethrows -> Result {
 91 |   return try await LoggingScope.$_subsystem.withValue(subsystem) {
 92 |     return try await LoggingScope.$_scope.withValue(scope, operation: operation)
    |                                           `- warning: 'withValue(_:operation:isolation:file:line:)' is deprecated: Prefer the 'nonisolated(nonsending)' overload with stricter execution on caller context semantics: withValue(_:operation:file:line:) [#]8;;https://docs.swift.org/compiler/documentation/diagnostics/deprecated-declaration\DeprecatedDeclaration]8;;\]
 93 |   }
 94 | }
/host/spi-builder-workspace/Sources/SKLogging/LoggingScope.swift:121:41: warning: 'withValue(_:operation:isolation:file:line:)' is deprecated: Prefer the 'nonisolated(nonsending)' overload with stricter execution on caller context semantics: withValue(_:operation:file:line:) [#]8;;https://docs.swift.org/compiler/documentation/diagnostics/deprecated-declaration\DeprecatedDeclaration]8;;\]
119 |   @_inheritActorContext _ operation: @Sendable @concurrent () async throws -> Result
120 | ) async rethrows -> Result {
121 |   return try await LoggingScope.$_scope.withValue(
    |                                         `- warning: 'withValue(_:operation:isolation:file:line:)' is deprecated: Prefer the 'nonisolated(nonsending)' overload with stricter execution on caller context semantics: withValue(_:operation:file:line:) [#]8;;https://docs.swift.org/compiler/documentation/diagnostics/deprecated-declaration\DeprecatedDeclaration]8;;\]
122 |     scope,
123 |     operation: operation
[#DeprecatedDeclaration]: <https://docs.swift.org/compiler/documentation/diagnostics/deprecated-declaration>
[132 / 186] _ToolsProtocolsSwiftExtensionsForPlugin
/host/spi-builder-workspace/Sources/SKLogging/CustomLogStringConvertible.swift:38:5: warning: Mark CustomLogStringConvertibleWrapper as `package` if https://github.com/swiftlang/swift/issues/83893 is fixed
 36 |   #if compiler(>=6.4)
 37 |   #warning(
 38 |     "Mark CustomLogStringConvertibleWrapper as `package` if https://github.com/swiftlang/swift/issues/83893 is fixed"
    |     `- warning: Mark CustomLogStringConvertibleWrapper as `package` if https://github.com/swiftlang/swift/issues/83893 is fixed
 39 |   )
 40 |   #endif
[134 / 186] SKLogging
/host/spi-builder-workspace/Sources/SKLogging/LoggingScope.swift:92:43: warning: 'withValue(_:operation:isolation:file:line:)' is deprecated: Prefer the 'nonisolated(nonsending)' overload with stricter execution on caller context semantics: withValue(_:operation:file:line:) [#]8;;https://docs.swift.org/compiler/documentation/diagnostics/deprecated-declaration\DeprecatedDeclaration]8;;\]
 90 | ) async rethrows -> Result {
 91 |   return try await LoggingScope.$_subsystem.withValue(subsystem) {
 92 |     return try await LoggingScope.$_scope.withValue(scope, operation: operation)
    |                                           `- warning: 'withValue(_:operation:isolation:file:line:)' is deprecated: Prefer the 'nonisolated(nonsending)' overload with stricter execution on caller context semantics: withValue(_:operation:file:line:) [#]8;;https://docs.swift.org/compiler/documentation/diagnostics/deprecated-declaration\DeprecatedDeclaration]8;;\]
 93 |   }
 94 | }
/host/spi-builder-workspace/Sources/SKLogging/LoggingScope.swift:121:41: warning: 'withValue(_:operation:isolation:file:line:)' is deprecated: Prefer the 'nonisolated(nonsending)' overload with stricter execution on caller context semantics: withValue(_:operation:file:line:) [#]8;;https://docs.swift.org/compiler/documentation/diagnostics/deprecated-declaration\DeprecatedDeclaration]8;;\]
119 |   @_inheritActorContext _ operation: @Sendable @concurrent () async throws -> Result
120 | ) async rethrows -> Result {
121 |   return try await LoggingScope.$_scope.withValue(
    |                                         `- warning: 'withValue(_:operation:isolation:file:line:)' is deprecated: Prefer the 'nonisolated(nonsending)' overload with stricter execution on caller context semantics: withValue(_:operation:file:line:) [#]8;;https://docs.swift.org/compiler/documentation/diagnostics/deprecated-declaration\DeprecatedDeclaration]8;;\]
122 |     scope,
123 |     operation: operation
[#DeprecatedDeclaration]: <https://docs.swift.org/compiler/documentation/diagnostics/deprecated-declaration>
[141 / 186] SKLogging
[142 / 186] SKLogging-product
/host/spi-builder-workspace/Sources/SKLogging/CustomLogStringConvertible.swift:38:5: warning: Mark CustomLogStringConvertibleWrapper as `package` if https://github.com/swiftlang/swift/issues/83893 is fixed
 36 |   #if compiler(>=6.4)
 37 |   #warning(
 38 |     "Mark CustomLogStringConvertibleWrapper as `package` if https://github.com/swiftlang/swift/issues/83893 is fixed"
    |     `- warning: Mark CustomLogStringConvertibleWrapper as `package` if https://github.com/swiftlang/swift/issues/83893 is fixed
 39 |   )
 40 |   #endif
[144 / 186] SKLogging-product
[147 / 186] BuildServerProtocol
[149 / 186] BuildServerProtocol
error: SwiftCompile normal wasm32 /host/spi-builder-workspace/Sources/SKLogging/SetGlobalLogFileHandler.swift failed with a nonzero exit code. Command line:     cd /host
    builtin-SwiftPerFileCompile SetGlobalLogFileHandler.swift
/host/spi-builder-workspace/Sources/SKLogging/SetGlobalLogFileHandler.swift:138:10: error: cannot find 'kill' in scope
136 |   return false
137 |   #else
138 |   return kill(pid, 0) == 0  // ignore-unacceptable-language
    |          `- error: cannot find 'kill' in scope
139 |   #endif
140 | }
Failed frontend command:
/usr/bin/swift-frontend -frontend -c /host/spi-builder-workspace/Sources/SKLogging/CustomLogStringConvertible.swift /host/spi-builder-workspace/Sources/SKLogging/Error+ForLogging.swift /host/spi-builder-workspace/Sources/SKLogging/Logging.swift /host/spi-builder-workspace/Sources/SKLogging/LoggingScope.swift /host/spi-builder-workspace/Sources/SKLogging/NonDarwinLogging.swift /host/spi-builder-workspace/Sources/SKLogging/OrLog.swift -primary-file /host/spi-builder-workspace/Sources/SKLogging/SetGlobalLogFileHandler.swift /host/spi-builder-workspace/Sources/SKLogging/SplitLogMessage.swift -emit-dependencies-path /host/spi-builder-workspace/.build/out/Intermediates.noindex/swift-tools-protocols.build/Debug-webassembly-wasm32/_SKLoggingForPlugin-t.build/Objects-normal/wasm32/SetGlobalLogFileHandler.d -emit-const-values-path /host/spi-builder-workspace/.build/out/Intermediates.noindex/swift-tools-protocols.build/Debug-webassembly-wasm32/_SKLoggingForPlugin-t.build/Objects-normal/wasm32/SetGlobalLogFileHandler.swiftconstvalues -emit-reference-dependencies-path /host/spi-builder-workspace/.build/out/Intermediates.noindex/swift-tools-protocols.build/Debug-webassembly-wasm32/_SKLoggingForPlugin-t.build/Objects-normal/wasm32/SetGlobalLogFileHandler.swiftdeps -serialize-diagnostics-path /host/spi-builder-workspace/.build/out/Intermediates.noindex/swift-tools-protocols.build/Debug-webassembly-wasm32/_SKLoggingForPlugin-t.build/Objects-normal/wasm32/SetGlobalLogFileHandler.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 6 -Onone -D SWIFT_PACKAGE -D DEBUG -D SWIFT_MODULE_RESOURCE_BUNDLE_UNAVAILABLE -D Xcode -serialize-debugging-options -enable-upcoming-feature InternalImportsByDefault -enable-upcoming-feature MemberImportVisibility -enable-upcoming-feature InferIsolatedConformances -enable-upcoming-feature NonisolatedNonsendingByDefault -enable-experimental-feature DebugDescriptionMacro -module-alias ToolsProtocolsSwiftExtensions\=_ToolsProtocolsSwiftExtensionsForPlugin -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 -fmodule-map-file\=/host/spi-builder-workspace/Sources/ToolsProtocolsCAtomics/include/module.modulemap -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/Sources/ToolsProtocolsCAtomics/include -Xcc -I/host/spi-builder-workspace/.build/out/Products/Debug-webassembly-wasm32/include -Xcc -I/host/spi-builder-workspace/.build/out/Intermediates.noindex/swift-tools-protocols.build/Debug-webassembly-wasm32/_SKLoggingForPlugin-t.build/DerivedSources-normal/wasm32 -Xcc -I/host/spi-builder-workspace/.build/out/Intermediates.noindex/swift-tools-protocols.build/Debug-webassembly-wasm32/_SKLoggingForPlugin-t.build/DerivedSources/wasm32 -Xcc -I/host/spi-builder-workspace/.build/out/Intermediates.noindex/swift-tools-protocols.build/Debug-webassembly-wasm32/_SKLoggingForPlugin-t.build/DerivedSources -Xcc -DSWIFT_PACKAGE -Xcc -DDEBUG\=1 -no-auto-bridging-header-chaining -module-name _SKLoggingForPlugin -package-name spi_builder_workspace -const-gather-protocols-file /host/spi-builder-workspace/.build/out/Intermediates.noindex/swift-tools-protocols.build/Debug-webassembly-wasm32/_SKLoggingForPlugin-t.build/Objects-normal/wasm32/_SKLoggingForPlugin_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/swift-tools-protocols.build/Debug-webassembly-wasm32/_SKLoggingForPlugin-t.build/Objects-normal/wasm32/SetGlobalLogFileHandler.o -index-unit-output-path /swift-tools-protocols.build/Debug-webassembly-wasm32/_SKLoggingForPlugin-t.build/Objects-normal/wasm32/SetGlobalLogFileHandler.o -index-store-path /host/spi-builder-workspace/.build/out -index-system-modules
error: Build failed
BUILD FAILURE 6.4 wasm