Build Information
Failed to build swift-system-metrics, reference main (013477), with Swift 6.2 for Wasm on 28 Apr 2026 20:30:53 UTC.
Build Command
bash -c docker run --pull=always --rm -v "checkouts-4606859-0":/host -w "$PWD" -e JAVA_HOME="/root/.sdkman/candidates/java/current" -e SPI_BUILD="1" -e SPI_PROCESSING="1" registry.gitlab.com/swiftpackageindex/spi-images:wasm-6.2-latest swift build --swift-sdk swift-6.2-RELEASE_wasm 2>&1Build Log
========================================
RunAll
========================================
Builder version: 4.70.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/apple/swift-system-metrics.git
Reference: main
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/apple/swift-system-metrics
* branch main -> FETCH_HEAD
* [new branch] main -> origin/main
HEAD is now at 0134772 Cleanup repository structure (#113)
Cloned https://github.com/apple/swift-system-metrics.git
Revision (git rev-parse @):
01347728f063f13f209df010a0ac12a0a63a5dab
SPI manifest file found: $PWD/.spi.yml
SUCCESS checkout https://github.com/apple/swift-system-metrics.git at main
========================================
Build
========================================
Selected platform: wasm
Swift version: 6.2
Building package at path: $PWD
https://github.com/apple/swift-system-metrics.git
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-4606859-0":/host -w "$PWD" -e JAVA_HOME="/root/.sdkman/candidates/java/current" -e SPI_BUILD="1" -e SPI_PROCESSING="1" registry.gitlab.com/swiftpackageindex/spi-images:wasm-6.2-latest swift build --swift-sdk swift-6.2-RELEASE_wasm 2>&1
wasm-6.2-latest: Pulling from swiftpackageindex/spi-images
Digest: sha256:2a8b2d9e022a9894c61e0736af7cdaa1ee64c002dbb133a55c0d7e8980b3ad16
Status: Image is up to date for registry.gitlab.com/swiftpackageindex/spi-images:wasm-6.2-latest
Fetching https://github.com/apple/swift-metrics.git
Fetching https://github.com/swift-server/swift-service-lifecycle.git
Fetching https://github.com/apple/swift-async-algorithms
[1/2751] Fetching swift-service-lifecycle
[1652/5945] Fetching swift-service-lifecycle, swift-metrics
[1941/12190] Fetching swift-service-lifecycle, swift-metrics, swift-async-algorithms
Fetched https://github.com/swift-server/swift-service-lifecycle.git from cache (0.60s)
Fetched https://github.com/apple/swift-metrics.git from cache (0.61s)
Fetched https://github.com/apple/swift-async-algorithms from cache (0.62s)
Computing version for https://github.com/apple/swift-metrics.git
Computed https://github.com/apple/swift-metrics.git at 2.10.1 (1.03s)
Computing version for https://github.com/apple/swift-async-algorithms
Computed https://github.com/apple/swift-async-algorithms at 1.1.3 (0.60s)
Fetching https://github.com/apple/swift-collections.git
[1/23800] Fetching swift-collections
Fetched https://github.com/apple/swift-collections.git from cache (1.88s)
Computing version for https://github.com/swift-server/swift-service-lifecycle.git
Computed https://github.com/swift-server/swift-service-lifecycle.git at 2.11.0 (2.38s)
Fetching https://github.com/apple/swift-log.git
[1/6726] Fetching swift-log
Fetched https://github.com/apple/swift-log.git from cache (0.57s)
Computing version for https://github.com/apple/swift-collections.git
Computed https://github.com/apple/swift-collections.git at 1.4.1 (1.24s)
Computing version for https://github.com/apple/swift-log.git
Computed https://github.com/apple/swift-log.git at 1.12.0 (0.41s)
Creating working copy for https://github.com/apple/swift-async-algorithms
Working copy of https://github.com/apple/swift-async-algorithms resolved at 1.1.3
Creating working copy for https://github.com/apple/swift-log.git
Working copy of https://github.com/apple/swift-log.git resolved at 1.12.0
Creating working copy for https://github.com/apple/swift-metrics.git
Working copy of https://github.com/apple/swift-metrics.git resolved at 2.10.1
Creating working copy for https://github.com/swift-server/swift-service-lifecycle.git
Working copy of https://github.com/swift-server/swift-service-lifecycle.git resolved at 2.11.0
Creating working copy for https://github.com/apple/swift-collections.git
Working copy of https://github.com/apple/swift-collections.git resolved at 1.4.1
Building for debugging...
[0/12] Write sources
[11/12] Write swift-version-24593BA9C3E375BF.txt
[13/44] Emitting module Logging
[14/44] Compiling InternalCollectionsUtilities UnsafeMutableRawBufferPointer+Extras.swift
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[17/46] Compiling InternalCollectionsUtilities UnsafeMutableBufferPointer+Extras.swift
[18/46] Compiling InternalCollectionsUtilities _SortedCollection.swift
[19/46] Compiling InternalCollectionsUtilities _UniqueCollection.swift
[20/46] Emitting module InternalCollectionsUtilities
[21/46] Compiling InternalCollectionsUtilities Debugging.swift
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[24/46] Compiling ConcurrencyHelpers LockedValueBox.swift
[25/46] Compiling InternalCollectionsUtilities Integer rank.swift
[26/46] Compiling InternalCollectionsUtilities UInt+first and last set bit.swift
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[33/46] Compiling InternalCollectionsUtilities String+Padding.swift
[34/46] Compiling InternalCollectionsUtilities _UnsafeBitSet+Index.swift
[35/47] Compiling Logging LogEvent.swift
[37/47] Compiling CoreMetrics WithMetricsFactory.swift
[38/47] Compiling CoreMetrics MappingMetricsFactory.swift
[39/47] Compiling Logging Locks.swift
[40/47] Compiling Logging MetadataProvider.swift
[41/47] Compiling CoreMetrics Locks.swift
[42/47] Emitting module CoreMetrics
[43/47] Compiling ConcurrencyHelpers Lock.swift
[44/47] Emitting module ConcurrencyHelpers
[46/139] Compiling ContainersPreview BorrowingSequence+Utilities.swift
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[75/143] Compiling ContainersPreview InputSpan.swift
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[77/143] Compiling CoreMetrics Metrics.swift
[78/144] Emitting module ContainersPreview
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[81/144] Compiling ContainersPreview TemporaryAllocation.swift
[82/144] Compiling ContainersPreview BorrowingIteratorProtocol+Copy.swift
[83/144] Compiling ContainersPreview BorrowingIteratorProtocol+ElementsEqual.swift
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[86/145] Compiling UnixSignals UnixSignalsSequence.swift
[87/145] Compiling UnixSignals UnixSignal.swift
[88/145] Emitting module UnixSignals
[90/186] Compiling Logging LogHandler.swift
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[93/187] Compiling OrderedCollections OrderedSet+Partial SetAlgebra subtract.swift
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[192/199] Compiling OrderedCollections _UnsafeBitset.swift
[193/199] Emitting module OrderedCollections
[195/200] Emitting module DequeModule
[196/200] Compiling DequeModule UniqueDeque+Replacements.swift
[197/200] Compiling DequeModule UniqueDeque.swift
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[202/254] Compiling AsyncAlgorithms UnboundedBufferStateMachine.swift
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[216/261] Compiling AsyncAlgorithms BoundedBufferStorage.swift
[217/261] Emitting module AsyncAlgorithms
[218/261] Compiling AsyncAlgorithms Rethrow.swift
[219/261] Compiling AsyncAlgorithms SetAlgebra.swift
[220/261] Compiling AsyncAlgorithms UnsafeTransfer.swift
[221/261] Compiling AsyncAlgorithms AsyncZip2Sequence.swift
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[236/261] Compiling AsyncAlgorithms AsyncJoinedBySeparatorSequence.swift
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[239/261] Compiling AsyncAlgorithms AsyncRemoveDuplicatesSequence.swift
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[242/261] Compiling AsyncAlgorithms CombineLatestStateMachine.swift
[243/261] Compiling AsyncAlgorithms CombineLatestStorage.swift
[244/261] Compiling AsyncAlgorithms AsyncDebounceSequence.swift
[245/261] Compiling AsyncAlgorithms DebounceStateMachine.swift
[246/261] Compiling AsyncAlgorithms DebounceStorage.swift
[247/261] Compiling AsyncAlgorithms Dictionary.swift
[248/261] Compiling AsyncAlgorithms AsyncFlatMapLatestSequence.swift
[249/261] Compiling AsyncAlgorithms FlatMapLatestStateMachine.swift
[250/261] Compiling AsyncAlgorithms FlatMapLatestStorage.swift
[251/261] Compiling AsyncAlgorithms Disconnected.swift
[252/261] Compiling AsyncAlgorithms _TinyArray.swift
[253/261] Compiling AsyncAlgorithms AsyncInterspersedSequence.swift
[254/261] Compiling AsyncAlgorithms Locking.swift
[255/261] Compiling AsyncAlgorithms AsyncMerge2Sequence.swift
[256/261] Compiling AsyncAlgorithms AsyncMerge3Sequence.swift
[257/261] Compiling AsyncAlgorithms MergeStateMachine.swift
[258/261] Compiling AsyncAlgorithms MergeStorage.swift
[259/261] Compiling AsyncAlgorithms MultiProducerSingleConsumerAsyncChannel+Internal.swift
[260/261] Compiling AsyncAlgorithms MultiProducerSingleConsumerAsyncChannel.swift
[261/261] Compiling AsyncAlgorithms RangeReplaceableCollection.swift
[263/271] Compiling ServiceLifecycle GracefulShutdown.swift
[264/271] Compiling ServiceLifecycle AsyncCancelOnGracefulShutdownSequence.swift
[265/271] Compiling ServiceLifecycle AsyncGracefulShutdownSequence.swift
[266/271] Compiling ServiceLifecycle CancellationWaiter.swift
[267/271] Emitting module ServiceLifecycle
[268/272] Compiling ServiceLifecycle ServiceRunnerError.swift
[269/272] Compiling ServiceLifecycle Service.swift
[270/272] Compiling ServiceLifecycle ServiceGroupConfiguration.swift
[271/272] Compiling ServiceLifecycle ClosureService.swift
[272/272] Compiling ServiceLifecycle ServiceGroup.swift
[274/278] Emitting module SystemMetrics
[275/278] Compiling SystemMetrics SystemMetricsMonitorConfiguration.swift
[276/278] Compiling SystemMetrics SystemMetricsMonitor+Darwin.swift
[277/278] Compiling SystemMetrics SystemMetricsMonitor.swift
/host/spi-builder-workspace/Sources/SystemMetrics/SystemMetricsMonitor.swift:152:27: error: argument type 'SystemMetricsMonitorDataProvider' does not conform to expected type 'SystemMetricsProvider'
150 | configuration: configuration,
151 | metricsFactory: metricsFactory,
152 | dataProvider: SystemMetricsMonitorDataProvider(configuration: configuration),
| `- error: argument type 'SystemMetricsMonitorDataProvider' does not conform to expected type 'SystemMetricsProvider'
153 | logger: logger
154 | )
/host/spi-builder-workspace/Sources/SystemMetrics/SystemMetricsMonitor.swift:175:27: error: argument type 'SystemMetricsMonitorDataProvider' does not conform to expected type 'SystemMetricsProvider'
173 | configuration: configuration,
174 | metricsFactory: nil,
175 | dataProvider: SystemMetricsMonitorDataProvider(configuration: configuration),
| `- error: argument type 'SystemMetricsMonitorDataProvider' does not conform to expected type 'SystemMetricsProvider'
176 | logger: logger
177 | )
[278/278] Compiling SystemMetrics SystemMetricsMonitor+Linux.swift
BUILD FAILURE 6.2 wasm