Swift Package IndexBuild Information
Failed to build WatchDuck, reference main (0c4672), with Swift 6.3 for Wasm on 16 Apr 2026 00:28:54 UTC.
Build Command
bash -c docker run --pull=always --rm -v "checkouts-4609320-3":/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/BertanT/WatchDuck.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/BertanT/WatchDuck
* branch main -> FETCH_HEAD
* [new branch] main -> origin/main
HEAD is now at 0c46728 Update to the latest ci version
Cloned https://github.com/BertanT/WatchDuck.git
Revision (git rev-parse @):
0c467281521a869bd0b4e11ea2daadb83cd3a2a8
SPI manifest file found: $PWD/.spi.yml
SUCCESS checkout https://github.com/BertanT/WatchDuck.git at main
========================================
Build
========================================
Selected platform: wasm
Swift version: 6.3
Building package at path: $PWD
https://github.com/BertanT/WatchDuck.git
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-4609320-3":/host -w "$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-argument-parser.git
[1/17523] Fetching swift-argument-parser
Fetched https://github.com/apple/swift-argument-parser.git from cache (1.27s)
Fetching https://github.com/jpsim/Yams.git
[1/11551] Fetching yams
Fetched https://github.com/jpsim/Yams.git from cache (2.16s)
Fetching https://github.com/JohnSundell/Plot.git
[1/2109] Fetching plot
Fetched https://github.com/JohnSundell/Plot.git from cache (0.48s)
Fetching https://github.com/JohnSundell/ShellOut.git
[1/980] Fetching shellout
Fetched https://github.com/JohnSundell/ShellOut.git from cache (0.38s)
Fetching https://github.com/swiftlang/swift-docc-plugin
[1/2277] Fetching swift-docc-plugin
Fetched https://github.com/swiftlang/swift-docc-plugin from cache (0.64s)
Fetching https://github.com/swiftlang/swift-docc-symbolkit
[1/3672] Fetching swift-docc-symbolkit
Fetched https://github.com/swiftlang/swift-docc-symbolkit from cache (0.58s)
Computing version for https://github.com/swiftlang/swift-docc-symbolkit
Computed https://github.com/swiftlang/swift-docc-symbolkit at 1.0.0 (2.02s)
Creating working copy for https://github.com/swiftlang/swift-docc-symbolkit
Working copy of https://github.com/swiftlang/swift-docc-symbolkit resolved at 1.0.0
Creating working copy for https://github.com/JohnSundell/ShellOut.git
Working copy of https://github.com/JohnSundell/ShellOut.git resolved at e1577acf2b6e90086d01a6d5e2b8efdaae033568
Creating working copy for https://github.com/JohnSundell/Plot.git
Working copy of https://github.com/JohnSundell/Plot.git resolved at 271926b4413fe868739d99f5eadcf2bd6cd62fb8
Creating working copy for https://github.com/swiftlang/swift-docc-plugin
Working copy of https://github.com/swiftlang/swift-docc-plugin resolved at 85e4bb4e1cd62cec64a4b8e769dcefdf0c5b9d64
Creating working copy for https://github.com/jpsim/Yams.git
Working copy of https://github.com/jpsim/Yams.git resolved at b4b8042411dc7bbb696300a34a4bf3ba1b7ad19b
Creating working copy for https://github.com/apple/swift-argument-parser.git
Working copy of https://github.com/apple/swift-argument-parser.git resolved at 41982a3656a71c768319979febd796c6fd111d5c
[1/1] Compiling plugin Swift-DocC Preview
[2/2] Compiling plugin Swift-DocC
[3/3] Compiling plugin GenerateManual
Building for debugging...
[3/25] Copying Resources
[4/25] Write sources
[10/25] Compiling writer.c
[11/25] Compiling api.c
[12/25] Compiling reader.c
[13/25] Write swift-version-24593BA9C3E375BF.txt
[14/25] Compiling parser.c
[15/29] Compiling emitter.c
[16/56] Compiling scanner.c
[18/89] Emitting module ArgumentParserToolInfo
error: emit-module command failed with exit code 1 (use -v to see invocation)
[19/108] Emitting module ShellOut
/host/spi-builder-workspace/.build/checkouts/ShellOut/Sources/ShellOut.swift:8:8: error: no such module 'Dispatch'
6 |
7 | import Foundation
8 | import Dispatch
| `- error: no such module 'Dispatch'
9 |
10 | // MARK: - API
[20/108] Emitting module Plot
[21/116] Emitting module Yams
[22/118] Compiling ArgumentParserToolInfo ToolInfo.swift
[23/119] Wrapping AST for ArgumentParserToolInfo for debugging
[25/157] Compiling ArgumentParser MessageInfo.swift
[26/157] Compiling ArgumentParser UsageGenerator.swift
[27/157] Compiling Plot Optional+Component.swift
[28/157] Compiling Plot PodcastAttributes.swift
[29/157] Compiling Plot PodcastComponents.swift
[30/157] Compiling Plot PodcastElements.swift
[31/157] Compiling Plot PodcastEpisodeType.swift
[32/157] Compiling Plot PodcastFeed.swift
[33/157] Compiling ArgumentParser ParsableArguments.swift
[34/157] Compiling ArgumentParser ParsableArgumentsValidation.swift
[35/157] Compiling ShellOut ShellOut.swift
/host/spi-builder-workspace/.build/checkouts/ShellOut/Sources/ShellOut.swift:8:8: error: no such module 'Dispatch'
6 |
7 | import Foundation
8 | import Dispatch
| `- error: no such module 'Dispatch'
9 |
10 | // MARK: - API
[36/157] Compiling ArgumentParser AsyncParsableCommand.swift
[37/157] Compiling ArgumentParser CommandConfiguration.swift
[38/157] Compiling ArgumentParser CommandGroup.swift
[39/157] Compiling ArgumentParser Flag.swift
[40/157] Compiling ArgumentParser NameSpecification.swift
[41/157] Compiling ArgumentParser Option.swift
[42/157] Compiling ArgumentParser OptionGroup.swift
[46/157] Compiling ArgumentParser EnumerableFlag.swift
[47/157] Compiling Plot SiteMapElements.swift
[48/157] Compiling Plot TwitterCardType.swift
[49/157] Compiling Plot URLRepresentable.swift
[50/157] Compiling Plot XML.swift
[51/157] Compiling Plot XMLAttributes.swift
[52/157] Compiling Plot XMLElements.swift
[53/157] Compiling Plot AnyAttribute.swift
[54/157] Compiling Plot AnyElement.swift
[55/157] Compiling Plot AnyEnvironmentValue.swift
[56/157] Compiling Plot AnyNode.swift
[57/157] Compiling Plot ElementRenderingBuffer.swift
[58/157] Compiling Plot ElementWrapper.swift
[59/157] Compiling Plot Environment.swift
[60/157] Compiling Plot ModifiedComponent.swift
[61/157] Compiling Plot Renderer.swift
[62/157] Compiling Plot String+Escaping.swift
/host/spi-builder-workspace/.build/checkouts/Yams/Sources/Yams/Representer.swift:307:45: error: cannot find 'DBL_DECIMAL_DIG' in scope
305 | // Since `NumberFormatter` creates a string with insufficient precision for Decode,
306 | // it uses with `String(format:...)`
307 | let string = String(format: "%.*g", DBL_DECIMAL_DIG, self)
| `- error: cannot find 'DBL_DECIMAL_DIG' in scope
308 | // "%*.g" does not use scientific notation if the exponent is less than –4.
309 | // So fallback to using `NumberFormatter` if string does not uses scientific notation.
[66/157] Compiling ArgumentParser ExpressibleByArgument.swift
/host/spi-builder-workspace/.build/checkouts/Yams/Sources/Yams/Representer.swift:307:45: error: cannot find 'DBL_DECIMAL_DIG' in scope
305 | // Since `NumberFormatter` creates a string with insufficient precision for Decode,
306 | // it uses with `String(format:...)`
307 | let string = String(format: "%.*g", DBL_DECIMAL_DIG, self)
| `- error: cannot find 'DBL_DECIMAL_DIG' in scope
308 | // "%*.g" does not use scientific notation if the exponent is less than –4.
309 | // So fallback to using `NumberFormatter` if string does not uses scientific notation.
BUILD FAILURE 6.3 wasm