Swift Package IndexBuild Information
Successful build of swift-async-algorithms, reference 1.1.7 (13713a), with Swift 6.4 for Wasm on 3 Oct 2026 12:12:40 UTC.
Swift 6 data race errors: 0
Build Command
bash -c docker run --pull=always --rm -v "checkouts-54344844-1":/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: 5.1.1
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/apple/swift-async-algorithms.git
Reference: 1.1.7
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
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From https://github.com/apple/swift-async-algorithms
* tag 1.1.7 -> FETCH_HEAD
HEAD is now at 13713a4 Fix compilation errors in AsyncStreaming (#459)
Cloned https://github.com/apple/swift-async-algorithms.git
Revision (git rev-parse @):
13713a4ffdee8abd929f92568ee9462a46ae26e0
SPI manifest file found: $PWD/.spi.yml
SUCCESS checkout https://github.com/apple/swift-async-algorithms.git at 1.1.7
========================================
Build
========================================
Selected platform: wasm
Swift version: 6.4
Building package at path: $PWD
https://github.com/apple/swift-async-algorithms.git
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-54344844-1":/host -w "$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/apple/swift-collections.git
[1/28538] Fetching swift-collections
Fetched https://github.com/apple/swift-collections.git (1.37s)
Computing version for https://github.com/apple/swift-collections.git
Computed https://github.com/apple/swift-collections.git at 1.7.1 (1.70s)
Creating working copy for https://github.com/apple/swift-collections.git
Working copy of https://github.com/apple/swift-collections.git resolved at 1.7.1
Building for debugging...
[Computing dependencies]
[Provisioning 2 / 18]
[Pre-planning 1 / 361]
[Planning deferred tasks]
[Starting]
[46 / 135] AsyncSequenceValidation
[64 / 136] InternalCollectionsUtilities
[73 / 145] InternalCollectionsUtilities
[81 / 150] SpanPreview
[82 / 150] SpanPreview
[88 / 150] DequeModule
[91 / 153] InternalCollectionsUtilities
[98 / 164] DequeModule
[101 / 173] OrderedCollections
[104 / 173] SpanPreview
[105 / 182] BasicContainers
[106 / 182] OrderedCollections
[107 / 182] DequeModule
[109 / 182] OrderedCollections
[110 / 182] OrderedCollections
[111 / 182] OrderedCollections
[112 / 182] OrderedCollections
[113 / 182] BasicContainers
[115 / 182] BasicContainers
[120 / 182] DequeModule
[122 / 182] BasicContainers
[124 / 182] OrderedCollections
[126 / 182] OrderedCollections
[130 / 182] OrderedCollections
[132 / 182] BasicContainers
[133 / 182]
[135 / 183] OrderedCollections
[137 / 183] BasicContainers
[137 / 184] DequeModule
[139 / 184] DequeModule
[147 / 186] ContainersPreview
[156 / 204] ContainersPreview
[159 / 204] ContainersPreview
[167 / 204] ContainersPreview-product
[168 / 205] ContainersPreview-product
[170 / 206] BasicContainers
[172 / 206] BasicContainers
[174 / 206] BasicContainers
[175 / 206] BasicContainers
[176 / 207] AsyncStreaming
[178 / 216] AsyncStreaming
[185 / 216] AsyncStreaming
[186 / 216] AsyncStreaming
[188 / 216] AsyncStreaming-product
[190 / 216] AsyncStreaming
[190 / 216]
[191 / 216] AsyncStreaming
[192 / 217] AsyncStreaming
[195 / 217] AsyncStreaming-product
/host/spi-builder-workspace/Sources/AsyncAlgorithms/MultiProducerSingleConsumerChannel/MultiProducerSingleConsumerAsyncChannel.swift:173:42: [1;33mwarning: [1;39mcannot use default expression for inference of 'Failure.Type' because it is inferrable from parameters #1, #2; this will be an error in a future Swift language mode[0;0m
[0;36m171 |[0;0m public static func makeChannel(
[0;36m172 |[0;0m of elementType: Element.Type = Element.self,
[0;36m173 |[0;0m throwing failureType: Failure.Type = Never.self,
[0;36m|[0;0m `- [1;33mwarning: [1;39mcannot use default expression for inference of 'Failure.Type' because it is inferrable from parameters #1, #2; this will be an error in a future Swift language mode[0;0m
[0;36m174 |[0;0m backpressureStrategy: Source.BackpressureStrategy
[0;36m175 |[0;0m ) -> sending ChannelAndStream {
[196 / 217] AsyncAlgorithms
[206 / 227] AsyncSequenceValidation
[207 / 227] AsyncSequenceValidation
[209 / 227] AsyncSequenceValidation
[212 / 227] AsyncSequenceValidation
/host/spi-builder-workspace/Sources/AsyncAlgorithms/AsyncChunksOfCountOrSignalSequence.swift:169:33: [1;33mwarning: [1;39mcapture of non-Sendable type 'Collected.Type' in an isolated closure[0;0m [#]8;;https://docs.swift.org/compiler/documentation/diagnostics/sendable-metatypes\SendableMetatypes]8;;\]
[0;36m167 |[0;0m return Iterator(
[0;36m168 |[0;0m iterator: merge(
[0;36m169 |[0;0m chain(base.map { Either.element($0) }, [.terminal].async),
[0;36m|[0;0m `- [1;33mwarning: [1;39mcapture of non-Sendable type 'Collected.Type' in an isolated closure[0;0m [#]8;;https://docs.swift.org/compiler/documentation/diagnostics/sendable-metatypes\SendableMetatypes]8;;\]
[0;36m170 |[0;0m signal.map { _ in Either.signal }
[0;36m171 |[0;0m ).makeAsyncIterator(),
/host/spi-builder-workspace/Sources/AsyncAlgorithms/AsyncChunksOfCountOrSignalSequence.swift:170:34: [1;33mwarning: [1;39mcapture of non-Sendable type 'Collected.Type' in an isolated closure[0;0m [#]8;;https://docs.swift.org/compiler/documentation/diagnostics/sendable-metatypes\SendableMetatypes]8;;\]
[0;36m168 |[0;0m iterator: merge(
[0;36m169 |[0;0m chain(base.map { Either.element($0) }, [.terminal].async),
[0;36m170 |[0;0m signal.map { _ in Either.signal }
[0;36m|[0;0m `- [1;33mwarning: [1;39mcapture of non-Sendable type 'Collected.Type' in an isolated closure[0;0m [#]8;;https://docs.swift.org/compiler/documentation/diagnostics/sendable-metatypes\SendableMetatypes]8;;\]
[0;36m171 |[0;0m ).makeAsyncIterator(),
[0;36m172 |[0;0m count: count
[#SendableMetatypes]: <https://docs.swift.org/compiler/documentation/diagnostics/sendable-metatypes>
[218 / 230] AsyncSequenceValidation
[220 / 231] AsyncAlgorithms_XCTest
/host/spi-builder-workspace/Sources/AsyncAlgorithms/AsyncRemoveDuplicatesSequence.swift:18:11: [1;33mwarning: [1;39mcapture of non-Sendable type 'Self.Element.Type' in an isolated closure[0;0m [#]8;;https://docs.swift.org/compiler/documentation/diagnostics/sendable-metatypes\SendableMetatypes]8;;\]
[0;36m16 |[0;0m public func removeDuplicates() -> AsyncRemoveDuplicatesSequence<Self> {
[0;36m17 |[0;0m AsyncRemoveDuplicatesSequence(self) { lhs, rhs in
[0;36m18 |[0;0m lhs == rhs
[0;36m|[0;0m `- [1;33mwarning: [1;39mcapture of non-Sendable type 'Self.Element.Type' in an isolated closure[0;0m [#]8;;https://docs.swift.org/compiler/documentation/diagnostics/sendable-metatypes\SendableMetatypes]8;;\]
[0;36m19 |[0;0m }
[0;36m20 |[0;0m }
/host/spi-builder-workspace/Sources/AsyncAlgorithms/AsyncShareSequence.swift:660:24: [1;33mwarning: [1;39mconformance of 'Base' to protocol 'AsyncSequence' may be isolated and cannot be passed to @concurrent context[0;0m [#]8;;https://docs.swift.org/compiler/documentation/diagnostics/isolated-conformances\IsolatedConformances]8;;\]
[0;36m658 |[0;0m }.get()
[0;36m659 |[0;0m #else
[0;36m660 |[0;0m return try await nextIteration(id).get()
[0;36m|[0;0m `- [1;33mwarning: [1;39mconformance of 'Base' to protocol 'AsyncSequence' may be isolated and cannot be passed to @concurrent context[0;0m [#]8;;https://docs.swift.org/compiler/documentation/diagnostics/isolated-conformances\IsolatedConformances]8;;\]
[0;36m661 |[0;0m #endif
[0;36m662 |[0;0m
[#IsolatedConformances]: <https://docs.swift.org/compiler/documentation/diagnostics/isolated-conformances>
[#SendableMetatypes]: <https://docs.swift.org/compiler/documentation/diagnostics/sendable-metatypes>
[225 / 231] AsyncAlgorithms
/host/spi-builder-workspace/Sources/AsyncAlgorithms/MultiProducerSingleConsumerChannel/MultiProducerSingleConsumerAsyncChannel.swift:173:42: [1;33mwarning: [1;39mcannot use default expression for inference of 'Failure.Type' because it is inferrable from parameters #1, #2; this will be an error in a future Swift language mode[0;0m
[0;36m171 |[0;0m public static func makeChannel(
[0;36m172 |[0;0m of elementType: Element.Type = Element.self,
[0;36m173 |[0;0m throwing failureType: Failure.Type = Never.self,
[0;36m|[0;0m `- [1;33mwarning: [1;39mcannot use default expression for inference of 'Failure.Type' because it is inferrable from parameters #1, #2; this will be an error in a future Swift language mode[0;0m
[0;36m174 |[0;0m backpressureStrategy: Source.BackpressureStrategy
[0;36m175 |[0;0m ) -> sending ChannelAndStream {
[230 / 232] AsyncAlgorithms-product
[230 / 232] AsyncAlgorithms_XCTest
Build complete! (30.51 secs)
Build complete.
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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
Done.