Swift Package IndexBuild Information
Failed to build RediStack, reference 2.0.0-gamma.1.1 (8ac2d7), with Swift 6.4 for Wasm on 19 Sep 2026 14:58:41 UTC.
Build Command
bash -c docker run --pull=always --rm -v "checkouts-53886770-2":/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/swift-server/RediStack.git
Reference: 2.0.0-gamma.1.1
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/swift-server/RediStack
* tag 2.0.0-gamma.1.1 -> FETCH_HEAD
HEAD is now at 8ac2d74 Make the parameter-less RedisClientError factory statics computed properties. As stored properties, they trigger Thread Sanitizer errors when multiple connections trigger the same errors (usually connectionClosed) too close together due to lazy once-only initialization.
Cloned https://github.com/swift-server/RediStack.git
Revision (git rev-parse @):
8ac2d742cb17cddf933cb133a8d708c6949e0996
SPI manifest file found: $PWD/.spi.yml
SUCCESS checkout https://github.com/swift-server/RediStack.git at 2.0.0-gamma.1.1
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Build
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Selected platform: wasm
Swift version: 6.4
Building package at path: $PWD
https://github.com/swift-server/RediStack.git
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-53886770-2":/host -w "$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-service-discovery
Fetching https://github.com/apple/swift-atomics.git
Fetching https://github.com/apple/swift-nio.git
Fetching https://github.com/apple/swift-metrics.git
Fetching https://github.com/apple/swift-log.git
[1/1278] Fetching swift-service-discovery
[1216/3153] Fetching swift-service-discovery, swift-atomics
[1291/11249] Fetching swift-service-discovery, swift-atomics, swift-log
[1660/14757] Fetching swift-service-discovery, swift-atomics, swift-log, swift-metrics
Fetched https://github.com/apple/swift-service-discovery (0.50s)
[3084/13479] Fetching swift-atomics, swift-log, swift-metrics
Fetched https://github.com/apple/swift-log.git (0.70s)
[1/86073] Fetching swift-nio
Fetched https://github.com/apple/swift-atomics.git (3.06s)
Fetched https://github.com/apple/swift-metrics.git (3.06s)
Fetched https://github.com/apple/swift-nio.git (3.10s)
Computing version for https://github.com/apple/swift-atomics.git
Computed https://github.com/apple/swift-atomics.git at 1.3.1 (3.30s)
Computing version for https://github.com/apple/swift-service-discovery
Computed https://github.com/apple/swift-service-discovery at 1.5.0 (0.20s)
Computing version for https://github.com/apple/swift-metrics.git
Computed https://github.com/apple/swift-metrics.git at 2.11.0 (0.21s)
Computing version for https://github.com/apple/swift-log.git
Computed https://github.com/apple/swift-log.git at 1.15.1 (0.18s)
Computing version for https://github.com/apple/swift-nio.git
Computed https://github.com/apple/swift-nio.git at 2.103.0 (0.33s)
Fetching https://github.com/apple/swift-system.git
Fetching https://github.com/apple/swift-collections.git
[1/6898] Fetching swift-system
[1381/34250] Fetching swift-system, swift-collections
Fetched https://github.com/apple/swift-system.git (0.70s)
[2189/27352] Fetching swift-collections
Fetched https://github.com/apple/swift-collections.git (1.26s)
Computing version for https://github.com/apple/swift-collections.git
Computed https://github.com/apple/swift-collections.git at 1.6.0 (1.55s)
Computing version for https://github.com/apple/swift-system.git
Computed https://github.com/apple/swift-system.git at 1.8.1 (0.21s)
Creating working copy for https://github.com/apple/swift-log.git
Working copy of https://github.com/apple/swift-log.git resolved at 1.15.1
Creating working copy for https://github.com/apple/swift-nio.git
Working copy of https://github.com/apple/swift-nio.git resolved at 2.103.0
Creating working copy for https://github.com/apple/swift-system.git
Working copy of https://github.com/apple/swift-system.git resolved at 1.8.1
Creating working copy for https://github.com/apple/swift-atomics.git
Working copy of https://github.com/apple/swift-atomics.git resolved at 1.3.1
Creating working copy for https://github.com/apple/swift-collections.git
Working copy of https://github.com/apple/swift-collections.git resolved at 1.6.0
Creating working copy for https://github.com/apple/swift-metrics.git
Working copy of https://github.com/apple/swift-metrics.git resolved at 2.11.0
Creating working copy for https://github.com/apple/swift-service-discovery
Working copy of https://github.com/apple/swift-service-discovery resolved at 1.5.0
Building for debugging...
[Computing dependencies]
[Pre-planning 1 / 866]
[Planning 553 / 866]
[Planning deferred tasks]
[Starting]
[121 / 265]
[134 / 273] InternalCollectionsUtilities
[141 / 307] NIOConcurrencyHelpers
[141 / 307] CoreMetrics
[152 / 307] _NIOBase64
[154 / 307] CoreMetrics
[165 / 307] Logging
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[216 / 324] Atomics
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[234 / 334] DequeModule
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[243 / 336] InternalCollectionsUtilities
[247 / 336] InternalCollectionsUtilities
[248 / 337]
[254 / 338] DequeModule
[254 / 338]
[258 / 347] Metrics
[265 / 347] CNIOLinux
[270 / 347] CNIODarwin
[271 / 347] Metrics-product
[272 / 348] Metrics-product
[273 / 348] Metrics-product
[275 / 348] Metrics
[277 / 348] DequeModule
[278 / 348] DequeModule
[279 / 348] Atomics
[285 / 348] CNIOLinux
[286 / 349]
[288 / 358] ServiceDiscovery
[289 / 358] ServiceDiscovery
[290 / 358] ServiceDiscovery
[291 / 358] ServiceDiscovery
[292 / 359] ServiceDiscovery
error: SwiftCompile normal wasm32 /host/spi-builder-workspace/.build/checkouts/swift-service-discovery/Sources/ServiceDiscovery/ServiceDiscovery+Combinators.swift failed with a nonzero exit code. Command line: cd /host
builtin-SwiftPerFileCompile ServiceDiscovery+Combinators.swift
/host/spi-builder-workspace/.build/checkouts/swift-service-discovery/Sources/ServiceDiscovery/FilterInstanceServiceDiscovery.swift:15:8: [1;31merror: [1;39mno such module 'Dispatch'[0;0m
[0;36m13 |[0;0m //===----------------------------------------------------------------------===//
[0;36m14 |[0;0m
[0;36m15 |[0;0m import Dispatch
[0;36m|[0;0m `- [1;31merror: [1;39mno such module 'Dispatch'[0;0m
[0;36m16 |[0;0m
[0;36m17 |[0;0m /// A service discovery implementation that filters instances using a predicate.
Failed frontend command:
/usr/bin/swift-frontend -frontend -c /host/spi-builder-workspace/.build/checkouts/swift-service-discovery/Sources/ServiceDiscovery/FilterInstanceServiceDiscovery.swift /host/spi-builder-workspace/.build/checkouts/swift-service-discovery/Sources/ServiceDiscovery/HostPort.swift /host/spi-builder-workspace/.build/checkouts/swift-service-discovery/Sources/ServiceDiscovery/InMemoryServiceDiscovery.swift /host/spi-builder-workspace/.build/checkouts/swift-service-discovery/Sources/ServiceDiscovery/MapInstanceServiceDiscovery.swift /host/spi-builder-workspace/.build/checkouts/swift-service-discovery/Sources/ServiceDiscovery/MapServiceServiceDiscovery.swift /host/spi-builder-workspace/.build/checkouts/swift-service-discovery/Sources/ServiceDiscovery/ServiceDiscovery+AsyncAwait.swift -primary-file /host/spi-builder-workspace/.build/checkouts/swift-service-discovery/Sources/ServiceDiscovery/ServiceDiscovery+Combinators.swift /host/spi-builder-workspace/.build/checkouts/swift-service-discovery/Sources/ServiceDiscovery/ServiceDiscovery+TypeErased.swift /host/spi-builder-workspace/.build/checkouts/swift-service-discovery/Sources/ServiceDiscovery/ServiceDiscovery.swift -emit-dependencies-path /host/spi-builder-workspace/.build/out/Intermediates.noindex/swift-service-discovery.build/Debug-webassembly-wasm32/ServiceDiscovery-t.build/Objects-normal/wasm32/ServiceDiscovery+Combinators.d -emit-const-values-path /host/spi-builder-workspace/.build/out/Intermediates.noindex/swift-service-discovery.build/Debug-webassembly-wasm32/ServiceDiscovery-t.build/Objects-normal/wasm32/ServiceDiscovery+Combinators.swiftconstvalues -emit-reference-dependencies-path /host/spi-builder-workspace/.build/out/Intermediates.noindex/swift-service-discovery.build/Debug-webassembly-wasm32/ServiceDiscovery-t.build/Objects-normal/wasm32/ServiceDiscovery+Combinators.swiftdeps -serialize-diagnostics-path /host/spi-builder-workspace/.build/out/Intermediates.noindex/swift-service-discovery.build/Debug-webassembly-wasm32/ServiceDiscovery-t.build/Objects-normal/wasm32/ServiceDiscovery+Combinators.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 -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 StrictConcurrency\=complete -enable-experimental-feature DebugDescriptionMacro -empty-abi-descriptor -external-plugin-path /usr/lib/swift/host/plugins/testing\#/usr/bin/swift-plugin-server -user-module-version 1.5.0 -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/.build/checkouts/swift-atomics/Sources/_AtomicsShims/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/.build/checkouts/swift-atomics/Sources/_AtomicsShims/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-service-discovery.build/Debug-webassembly-wasm32/ServiceDiscovery-t.build/DerivedSources-normal/wasm32 -Xcc -I/host/spi-builder-workspace/.build/out/Intermediates.noindex/swift-service-discovery.build/Debug-webassembly-wasm32/ServiceDiscovery-t.build/DerivedSources/wasm32 -Xcc -I/host/spi-builder-workspace/.build/out/Intermediates.noindex/swift-service-discovery.build/Debug-webassembly-wasm32/ServiceDiscovery-t.build/DerivedSources -Xcc -DSWIFT_PACKAGE -Xcc -DDEBUG\=1 -no-auto-bridging-header-chaining -module-name ServiceDiscovery -package-name swift_service_discovery -const-gather-protocols-file /host/spi-builder-workspace/.build/out/Intermediates.noindex/swift-service-discovery.build/Debug-webassembly-wasm32/ServiceDiscovery-t.build/Objects-normal/wasm32/ServiceDiscovery_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-service-discovery.build/Debug-webassembly-wasm32/ServiceDiscovery-t.build/Objects-normal/wasm32/ServiceDiscovery+Combinators.o -index-unit-output-path /swift-service-discovery.build/Debug-webassembly-wasm32/ServiceDiscovery-t.build/Objects-normal/wasm32/ServiceDiscovery+Combinators.o -index-store-path /host/spi-builder-workspace/.build/out -index-system-modules
error: Build failed
BUILD FAILURE 6.4 wasm