Swift Package IndexBuild Information
Failed to build SpeziScheduler, reference main (585294), with Swift 6.3 for Wasm on 19 Apr 2026 21:30:01 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
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Builder version: 4.70.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/StanfordSpezi/SpeziScheduler.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/StanfordSpezi/SpeziScheduler
* branch main -> FETCH_HEAD
* [new branch] main -> origin/main
HEAD is now at 5852948 update SQLite.swift dependency (#90)
Cloned https://github.com/StanfordSpezi/SpeziScheduler.git
Revision (git rev-parse @):
5852948bc09fc2b0beed27384557939ad6396e1a
SPI manifest file found: $PWD/.spi.yml
SUCCESS checkout https://github.com/StanfordSpezi/SpeziScheduler.git at main
========================================
Build
========================================
Selected platform: wasm
Swift version: 6.3
Building package at path: $PWD
https://github.com/StanfordSpezi/SpeziScheduler.git
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-4606859-3":/host -w "$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-algorithms.git
Fetching https://github.com/StanfordSpezi/SpeziFoundation.git
Fetching https://github.com/pointfreeco/swift-snapshot-testing.git
Fetching https://github.com/StanfordBDHG/XCTRuntimeAssertions.git
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Computing version for https://github.com/pointfreeco/swift-snapshot-testing.git
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Computing version for https://github.com/StanfordBDHG/XCTRuntimeAssertions.git
Computed https://github.com/StanfordBDHG/XCTRuntimeAssertions.git at 2.2.0 (1.22s)
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Computed https://github.com/StanfordSpezi/Spezi.git at 1.10.2 (0.60s)
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Computed https://github.com/apple/swift-algorithms.git at 1.2.1 (0.52s)
Fetching https://github.com/apple/swift-numerics.git
[1/6416] Fetching swift-numerics
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Computing version for https://github.com/StanfordSpezi/SpeziFoundation.git
Computed https://github.com/StanfordSpezi/SpeziFoundation.git at 2.7.6 (1.68s)
Fetching https://github.com/StanfordBDHG/zstd.git
Fetching https://github.com/StanfordBDHG/ThreadLocal.git
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Computing version for https://github.com/apple/swift-atomics.git
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Computed https://github.com/pointfreeco/swift-custom-dump at 1.5.0 (0.52s)
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Computing version for https://github.com/StanfordBDHG/zstd.git
Computed https://github.com/StanfordBDHG/zstd.git at 1.5.8-beta.1 (0.82s)
Creating working copy for https://github.com/StanfordBDHG/ThreadLocal.git
Working copy of https://github.com/StanfordBDHG/ThreadLocal.git resolved at 0.1.3
Creating working copy for https://github.com/StanfordSpezi/Spezi.git
Working copy of https://github.com/StanfordSpezi/Spezi.git resolved at 1.10.2
Creating working copy for https://github.com/apple/swift-numerics.git
Working copy of https://github.com/apple/swift-numerics.git resolved at 1.1.1
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Working copy of https://github.com/pointfreeco/xctest-dynamic-overlay resolved at 1.9.0
Creating working copy for https://github.com/StanfordBDHG/XCTRuntimeAssertions.git
Working copy of https://github.com/StanfordBDHG/XCTRuntimeAssertions.git resolved at 2.2.0
Creating working copy for https://github.com/StanfordBDHG/zstd.git
Working copy of https://github.com/StanfordBDHG/zstd.git resolved at 1.5.8-beta.1
Creating working copy for https://github.com/pointfreeco/swift-custom-dump
Working copy of https://github.com/pointfreeco/swift-custom-dump resolved at 1.5.0
Creating working copy for https://github.com/apple/swift-log
Working copy of https://github.com/apple/swift-log resolved at 1.12.0
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Working copy of https://github.com/apple/swift-collections.git resolved at 1.4.1
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Working copy of https://github.com/swiftlang/swift-syntax.git resolved at 603.0.0
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Working copy of https://github.com/apple/swift-atomics.git resolved at 1.3.0
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Working copy of https://github.com/apple/swift-algorithms.git resolved at 1.2.1
Creating working copy for https://github.com/pointfreeco/swift-snapshot-testing.git
Working copy of https://github.com/pointfreeco/swift-snapshot-testing.git resolved at 1.19.2
Creating working copy for https://github.com/StanfordSpezi/SpeziFoundation.git
Working copy of https://github.com/StanfordSpezi/SpeziFoundation.git resolved at 2.7.6
Downloading package prebuilt https://download.swift.org/prebuilts/swift-syntax/603.0.0/swift-6.3-RELEASE-ubuntu_jammy_x86_64-MacroSupport.tar.gz
Downloaded https://download.swift.org/prebuilts/swift-syntax/603.0.0/swift-6.3-RELEASE-ubuntu_jammy_x86_64-MacroSupport.tar.gz (0.79s)
warning: 'spi-builder-workspace': dependency 'swift-snapshot-testing' is not used by any target
Building for debugging...
[0/53] Write sources
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[5/53] Write swift-version-24593BA9C3E375BF.txt
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[16/57] Compiling zstd_decompress_block.c
[17/57] Compiling zstd_double_fast.c
[18/57] Compiling zstd_opt.c
[19/57] Compiling zstd_compress_literals.c
[20/57] Compiling hist.c
[21/57] Compiling fse_compress.c
[22/57] Compiling zstd_compress_sequences.c
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[30/57] Compiling debug.c
[31/57] Compiling _NumericsShims _NumericsShims.c
[32/57] Compiling error_private.c
[33/57] Copying Localizable.xcstrings.license
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[35/57] Copying Info.plist
[36/57] Write sources
[39/57] Compiling entropy_common.c
[40/57] Compiling SpeziFoundationObjC ObjCExceptionHandling.m
[40/57] Compiling _AtomicsShims.c
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[49/118] Compiling zstd_lazy.c
error: emit-module command failed with exit code 1 (use -v to see invocation)
[51/118] Emitting module RuntimeAssertions
/host/spi-builder-workspace/.build/checkouts/XCTRuntimeAssertions/Sources/RuntimeAssertions/NeverReturn.swift:16:25: error: value of type 'RunLoop' has no member 'run'
14 | // This is unfortunate but as far as I can see the only feasible way to return Never without calling a runtime crashing function, e.g. `fatalError()`.
15 | repeat {
16 | RunLoop.current.run()
| `- error: value of type 'RunLoop' has no member 'run'
17 | } while (true)
18 | }
[52/118] Compiling InternalCollectionsUtilities UInt+first and last set bit.swift
[53/118] Compiling InternalCollectionsUtilities UInt+reversed.swift
[54/118] Compiling InternalCollectionsUtilities Debugging.swift
[55/118] Compiling InternalCollectionsUtilities Descriptions.swift
[56/120] Emitting module RealModule
[57/120] Compiling InternalCollectionsUtilities FixedWidthInteger+roundUpToPowerOfTwo.swift
[58/120] Compiling InternalCollectionsUtilities Integer rank.swift
[62/122] Compiling RealModule RealFunctions.swift
[63/122] Compiling RealModule RelaxedArithmetic.swift
[64/122] Compiling InternalCollectionsUtilities UnsafeBufferPointer+Extras.swift
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[66/122] Compiling InternalCollectionsUtilities UnsafeMutableRawBufferPointer+Extras.swift
[67/122] Compiling InternalCollectionsUtilities UnsafeRawBufferPointer+Extras.swift
[71/122] Emitting module InternalCollectionsUtilities
[75/122] Compiling RealModule Real.swift
[76/124] Compiling InternalCollectionsUtilities LifetimeOverride.swift
[77/124] Compiling InternalCollectionsUtilities RandomAccessCollection+Offsets.swift
[78/124] Compiling InternalCollectionsUtilities String+Padding.swift
[79/124] Compiling InternalCollectionsUtilities _UnsafeBitSet+Index.swift
[83/124] Compiling InternalCollectionsUtilities Span+Extras.swift
[85/124] Compiling InternalCollectionsUtilities _UnsafeBitSet+_Word.swift
[86/124] Compiling InternalCollectionsUtilities _UnsafeBitSet.swift
[87/124] Emitting module Atomics
[91/124] Compiling RealModule Float80+Real.swift
[92/124] Compiling RealModule Float16+Real.swift
[101/125] Compiling InternalCollectionsUtilities _SortedCollection.swift
[102/125] Compiling InternalCollectionsUtilities _UniqueCollection.swift
[103/125] Compiling Logging LogEvent.swift
[108/207] Compiling Logging MetadataProvider.swift
[109/207] Emitting module Logging
[110/207] Compiling Logging Locks.swift
[111/207] Compiling RuntimeAssertions RuntimePrecondition.swift
/host/spi-builder-workspace/.build/checkouts/XCTRuntimeAssertions/Sources/RuntimeAssertions/RuntimePrecondition.swift:31:25: error: cannot find 'DispatchQueue' in scope
29 |
30 | // We have to run the operation on a `DispatchQueue` as we have to call `RunLoop.current.run()` in the `preconditionFailure` call.
31 | let dispatchQueue = DispatchQueue(label: "RuntimePrecondition-\(injection.id)")
| `- error: cannot find 'DispatchQueue' in scope
32 |
33 | let expressionWorkItem = DispatchWorkItem {
/host/spi-builder-workspace/.build/checkouts/XCTRuntimeAssertions/Sources/RuntimeAssertions/RuntimePrecondition.swift:33:30: error: cannot find 'DispatchWorkItem' in scope
31 | let dispatchQueue = DispatchQueue(label: "RuntimePrecondition-\(injection.id)")
32 |
33 | let expressionWorkItem = DispatchWorkItem {
| `- error: cannot find 'DispatchWorkItem' in scope
34 | injection.withInjection(expression)
35 | }
[112/207] Compiling RuntimeAssertions Precondition.swift
[113/207] Compiling RuntimeAssertions Assert.swift
[114/207] Compiling RuntimeAssertions Counter.swift
[115/207] Compiling RuntimeAssertions DebugOnly.swift
[116/207] Compiling RuntimeAssertions NeverReturn.swift
/host/spi-builder-workspace/.build/checkouts/XCTRuntimeAssertions/Sources/RuntimeAssertions/NeverReturn.swift:16:25: error: value of type 'RunLoop' has no member 'run'
14 | // This is unfortunate but as far as I can see the only feasible way to return Never without calling a runtime crashing function, e.g. `fatalError()`.
15 | repeat {
16 | RunLoop.current.run()
| `- error: value of type 'RunLoop' has no member 'run'
17 | } while (true)
18 | }
[117/207] Compiling RuntimeAssertions RuntimeAssertion.swift
[118/207] Compiling RuntimeAssertions RuntimeAssertionInjection.swift
BUILD FAILURE 6.3 wasm