Swift Package Index

Build Information

Failed to build RoundtripGenerator, reference 0.2.0 (157666), with Swift 6.2 for Wasm on 29 Sep 2026 15:03:21 UTC.

Build Command

bash -c docker run --pull=always --rm -v "checkouts-54344845-1":/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-6.2-latest swift build --swift-sdk swift-6.2-RELEASE_wasm 2>&1

Build Log

========================================
RunAll
========================================
Builder version: 5.1.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/modern-swift-dev/roundtrip-generator.git
Reference: 0.2.0
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/modern-swift-dev/roundtrip-generator
 * tag               0.2.0      -> FETCH_HEAD
HEAD is now at 1576663 Add backend-only operation audiences and generated HTTP boundary hooks
Cloned https://github.com/modern-swift-dev/roundtrip-generator.git
Revision (git rev-parse @):
1576663d05a5b75779d1d8323f8d0cdbf300c471
SUCCESS checkout https://github.com/modern-swift-dev/roundtrip-generator.git at 0.2.0
========================================
Build
========================================
Selected platform:         wasm
Swift version:             6.2
Building package at path:  $PWD
https://github.com/modern-swift-dev/roundtrip-generator.git
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-54344845-1":/host -w "$PWD" -e JAVA_HOME="/root/.sdkman/candidates/java/current" -e SPI_BUILD="1" -e SPI_PROCESSING="1" registry.gitlab.com/saguaro1/spi-images:wasm-6.2-latest swift build --swift-sdk swift-6.2-RELEASE_wasm 2>&1
wasm-6.2-latest: Pulling from saguaro1/spi-images
Digest: sha256:ff44196b45f83e5a0a99a627b185f548850d9bc1242e3dee2178fb1570812fe8
Status: Image is up to date for registry.gitlab.com/saguaro1/spi-images:wasm-6.2-latest
Fetching https://github.com/swiftlang/swift-syntax.git
Fetching https://github.com/swiftlang/swift-docc-plugin
[1/2345] Fetching swift-docc-plugin
Fetched https://github.com/swiftlang/swift-docc-plugin from cache (1.25s)
[1/80082] Fetching swift-syntax
Fetched https://github.com/swiftlang/swift-syntax.git from cache (3.43s)
Computing version for https://github.com/swiftlang/swift-docc-plugin
Computed https://github.com/swiftlang/swift-docc-plugin at 1.5.0 (4.35s)
Fetching https://github.com/swiftlang/swift-docc-symbolkit
[1/3832] Fetching swift-docc-symbolkit
Fetched https://github.com/swiftlang/swift-docc-symbolkit from cache (0.61s)
Computing version for https://github.com/swiftlang/swift-syntax.git
Computed https://github.com/swiftlang/swift-syntax.git at 603.0.2 (0.88s)
Computing version for https://github.com/swiftlang/swift-docc-symbolkit
Computed https://github.com/swiftlang/swift-docc-symbolkit at 1.0.0 (0.20s)
Creating working copy for https://github.com/swiftlang/swift-docc-plugin
Working copy of https://github.com/swiftlang/swift-docc-plugin resolved at 1.5.0
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/swiftlang/swift-syntax.git
Working copy of https://github.com/swiftlang/swift-syntax.git resolved at 603.0.2
[1/1] Compiling plugin Swift-DocC Preview
[2/2] Compiling plugin Swift-DocC
Building for debugging...
[2/26] Write sources
[24/26] Compiling _SwiftSyntaxCShims PlatformMutex.c
[25/26] Write swift-version-24593BA9C3E375BF.txt
[27/46] Emitting module SwiftSyntax603
[28/46] Emitting module GeneratorBuilder
[29/46] Emitting module SwiftSyntax509
[30/46] Compiling SwiftSyntax509 Empty.swift
[31/47] Emitting module SwiftSyntax601
[32/47] Compiling SwiftSyntax601 Empty.swift
[35/48] Compiling SwiftSyntax603 Empty.swift
[37/49] Compiling SwiftSyntax600 Empty.swift
[38/49] Emitting module SwiftSyntax600
[40/50] Compiling SwiftSyntax602 Empty.swift
[41/50] Emitting module SwiftSyntax602
[42/50] Emitting module SwiftSyntax510
[43/50] Compiling SwiftSyntax510 Empty.swift
[46/115] Compiling GeneratorBuilder Node.swift
/host/spi-builder-workspace/Sources/GeneratorBuilder/Node.swift:22:46: error: 'atomic' is unavailable: atomic writing is unavailable in WASI because temporary files are not supported
20 |     func write(to file: URL) throws {
21 |         let data = toString().data(using: .utf8)
22 |         try data?.write(to: file, options: [.atomic])
   |                                              `- error: 'atomic' is unavailable: atomic writing is unavailable in WASI because temporary files are not supported
23 |     }
24 |
FoundationEssentials.Data.WritingOptions.atomic:4:23: note: 'atomic' has been explicitly marked unavailable here
2 |   struct WritingOptions {
3 | @available(*, unavailable, message: "atomic writing is unavailable in WASI because temporary files are not supported")
4 |     public static let atomic: Data.WritingOptions  }
  |                       `- note: 'atomic' has been explicitly marked unavailable here
5 | }
6 |
[47/115] Compiling GeneratorBuilder NodeBuilder.swift
[48/115] Compiling GeneratorBuilder SequenceExtensions.swift
[49/115] Compiling GeneratorBuilder FileManagerExtensions.swift
[50/115] Compiling GeneratorBuilder FixedWidthIntegerExtensions.swift
[51/115] Compiling GeneratorBuilder Node+Predefined.swift
[52/115] Compiling GeneratorBuilder StringExtensions.swift
BUILD FAILURE 6.2 wasm