Swift Package IndexBuild Information
Failed to build swift-system-metrics, reference main (013477), with Swift 6.3 for Wasm on 28 Apr 2026 20:30:55 UTC.
Build Command
bash -c docker run --pull=always --rm -v "checkouts-4606859-3":/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-6.3-latest swift build --swift-sdk swift-6.3-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
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Selected platform: wasm
Swift version: 6.3
Building package at path: $PWD
https://github.com/apple/swift-system-metrics.git
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-4606859-3":/host -w "$PWD" -e JAVA_HOME="/root/.sdkman/candidates/java/current" -e SPI_BUILD="1" -e SPI_PROCESSING="1" registry.gitlab.com/swiftpackageindex/spi-images:wasm-6.3-latest swift build --swift-sdk swift-6.3-RELEASE_wasm 2>&1
wasm-6.3-latest: Pulling from swiftpackageindex/spi-images
Digest: sha256:d69f4e7582c319245442d62a08b2d7c7fd5a0c0c69f5d2ef11d1530cd8d3329b
Status: Image is up to date for registry.gitlab.com/swiftpackageindex/spi-images:wasm-6.3-latest
Fetching https://github.com/apple/swift-async-algorithms
Fetching https://github.com/swift-server/swift-service-lifecycle.git
Fetching https://github.com/apple/swift-metrics.git
[1/3194] Fetching swift-metrics
[1343/9439] Fetching swift-metrics, swift-async-algorithms
[3941/12190] Fetching swift-metrics, swift-async-algorithms, swift-service-lifecycle
Fetched https://github.com/apple/swift-metrics.git from cache (0.40s)
[8872/8996] Fetching swift-async-algorithms, swift-service-lifecycle
Fetched https://github.com/swift-server/swift-service-lifecycle.git from cache (0.55s)
Fetched https://github.com/apple/swift-async-algorithms from cache (0.63s)
Computing version for https://github.com/apple/swift-metrics.git
Computed https://github.com/apple/swift-metrics.git at 2.10.1 (1.20s)
Computing version for https://github.com/apple/swift-async-algorithms
Computed https://github.com/apple/swift-async-algorithms at 1.1.3 (0.51s)
Fetching https://github.com/apple/swift-collections.git
[1/23800] Fetching swift-collections
Fetched https://github.com/apple/swift-collections.git from cache (1.74s)
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 (2.48s)
Fetching https://github.com/apple/swift-log.git
[1/6726] Fetching swift-log
Fetched https://github.com/apple/swift-log.git from cache (0.60s)
Computing version for https://github.com/apple/swift-collections.git
Computed https://github.com/apple/swift-collections.git at 1.4.1 (1.28s)
Computing version for https://github.com/apple/swift-log.git
Computed https://github.com/apple/swift-log.git at 1.12.0 (0.48s)
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-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-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-collections.git
Working copy of https://github.com/apple/swift-collections.git resolved at 1.4.1
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
Building for debugging...
[0/12] Write sources
[11/12] Write swift-version-24593BA9C3E375BF.txt
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[22/46] Compiling CoreMetrics WithMetricsFactory.swift
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[24/46] Compiling ConcurrencyHelpers LockedValueBox.swift
[25/46] Compiling InternalCollectionsUtilities String+Padding.swift
[26/46] Compiling InternalCollectionsUtilities _UnsafeBitSet+Index.swift
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[64/139] Emitting module ContainersPreview
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[74/140] Compiling CoreMetrics Metrics.swift
[76/166] Emitting module CoreMetrics
[77/166] Compiling CoreMetrics Locks.swift
[78/181] Compiling Logging MetadataProvider.swift
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[163/198] Emitting module Logging
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[193/199] Emitting module OrderedCollections
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[229/261] Compiling AsyncAlgorithms _TinyArray.swift
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[231/261] Compiling AsyncAlgorithms Locking.swift
[232/261] Emitting module AsyncAlgorithms
[233/261] Compiling AsyncAlgorithms Rethrow.swift
[234/261] Compiling AsyncAlgorithms SetAlgebra.swift
[235/261] Compiling AsyncAlgorithms UnsafeTransfer.swift
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[254/261] Compiling AsyncAlgorithms Dictionary.swift
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[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 CancellationWaiter.swift
[264/272] Compiling ServiceLifecycle ServiceGroupConfiguration.swift
[265/272] Emitting module ServiceLifecycle
[266/272] Compiling ServiceLifecycle AsyncCancelOnGracefulShutdownSequence.swift
[267/272] Compiling ServiceLifecycle AsyncGracefulShutdownSequence.swift
[268/272] Compiling ServiceLifecycle ClosureService.swift
[269/272] Compiling ServiceLifecycle GracefulShutdown.swift
[270/272] Compiling ServiceLifecycle ServiceRunnerError.swift
[271/272] Compiling ServiceLifecycle Service.swift
[272/272] Compiling ServiceLifecycle ServiceGroup.swift
[274/278] Emitting module SystemMetrics
[275/278] Compiling SystemMetrics SystemMetricsMonitor+Darwin.swift
[276/278] Compiling SystemMetrics SystemMetricsMonitor+Linux.swift
[277/278] Compiling SystemMetrics SystemMetricsMonitorConfiguration.swift
[278/278] 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 | )
BUILD FAILURE 6.3 wasm