Swift Package IndexBuild Information
Failed to build RTSanStandaloneSwift, reference 0.1.2 (142415), with Swift 6.3 for Wasm on 18 Apr 2026 20:23:12 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
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RunAll
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Builder version: 4.70.0
Interrupt handler set up.
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Checkout
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Clone URL: https://github.com/realtime-sanitizer/RTSanStandaloneSwift.git
Reference: 0.1.2
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/realtime-sanitizer/RTSanStandaloneSwift
* tag 0.1.2 -> FETCH_HEAD
HEAD is now at 1424150 Use remote artifact bundle from rtsan-libs v20.1.1.3 (#8)
Cloned https://github.com/realtime-sanitizer/RTSanStandaloneSwift.git
Revision (git rev-parse @):
1424150d09b0a6917ce69d85761c2cc9a8bb9725
SPI manifest file found: $PWD/.spi.yml
SUCCESS checkout https://github.com/realtime-sanitizer/RTSanStandaloneSwift.git at 0.1.2
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Build
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Selected platform: wasm
Swift version: 6.3
Building package at path: $PWD
https://github.com/realtime-sanitizer/RTSanStandaloneSwift.git
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-4609320-3":/host -w "$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/swiftlang/swift-syntax.git
[1/74983] Fetching swift-syntax
Fetched https://github.com/swiftlang/swift-syntax.git from cache (5.23s)
Computing version for https://github.com/swiftlang/swift-syntax.git
Computed https://github.com/swiftlang/swift-syntax.git at 602.0.0 (8.18s)
Creating working copy for https://github.com/swiftlang/swift-syntax.git
Working copy of https://github.com/swiftlang/swift-syntax.git resolved at 602.0.0
Downloading binary artifact https://github.com/realtime-sanitizer/rtsan-libs/releases/download/v20.1.1.3/rtsan.artifactbundle.zip
Downloading binary artifact https://github.com/realtime-sanitizer/rtsan-libs/releases/download/v20.1.1.3/rtsan.xcframework.zip
[1397/883871] Downloading https://github.com/realtime-sanitizer/rtsan-libs/releases/download/v20.1.1.3/rtsan.xcframework.zip
[63416/4449658] Downloading https://github.com/realtime-sanitizer/rtsan-libs/releases/download/v20.1.1.3/rtsan.xcframework.zip, https://github.com/realtime-sanitizer/rtsan-libs/releases/download/v20.1.1.3/rtsan.artifactbundle.zip
Downloaded https://github.com/realtime-sanitizer/rtsan-libs/releases/download/v20.1.1.3/rtsan.xcframework.zip (0.79s)
Downloaded https://github.com/realtime-sanitizer/rtsan-libs/releases/download/v20.1.1.3/rtsan.artifactbundle.zip (1.18s)
Downloading package prebuilt https://download.swift.org/prebuilts/swift-syntax/602.0.0/swift-6.3-RELEASE-ubuntu_jammy_x86_64-MacroSupport.tar.gz
Downloaded https://download.swift.org/prebuilts/swift-syntax/602.0.0/swift-6.3-RELEASE-ubuntu_jammy_x86_64-MacroSupport.tar.gz (0.57s)
Building for debugging...
[0/53] Write sources
[12/53] Copying librtsan.a
[13/53] Write sources
[24/53] Compiling _SwiftSyntaxCShims PlatformMutex.c
[25/53] Write swift-version-24593BA9C3E375BF.txt
[27/67] Emitting module SwiftSyntax510
[28/67] Emitting module SwiftSyntax602
[29/67] Compiling SwiftSyntax602 Empty.swift
[31/68] Emitting module SwiftSyntax601
[32/68] Compiling SwiftSyntax601 Empty.swift
[33/68] Compiling SwiftSyntax510 Empty.swift
[33/70] Wrapping AST for SwiftSyntax602 for debugging
error: emit-module command failed with exit code 1 (use -v to see invocation)
[36/70] Emitting module RealtimeSanitizerCore
/host/spi-builder-workspace/Sources/RealtimeSanitizerCore/RealtimeSanitizer.swift:1:16: error: no such module 'rtsan'
1 | private import rtsan
| `- error: no such module 'rtsan'
2 |
3 | public enum RealtimeSanitizer {
[37/70] Compiling RealtimeSanitizerCore RealtimeSanitizer.swift
/host/spi-builder-workspace/Sources/RealtimeSanitizerCore/RealtimeSanitizer.swift:1:16: error: no such module 'rtsan'
1 | private import rtsan
| `- error: no such module 'rtsan'
2 |
3 | public enum RealtimeSanitizer {
[38/70] Wrapping AST for SwiftSyntax510 for debugging
[39/70] Compiling RealtimeSanitizerCore RealtimeSanitizer.swift
[40/70] Emitting module SwiftSyntax600
[41/70] Emitting module RealtimeSanitizerCore
[42/70] Emitting module SwiftSyntax509
error: cancelled
BUILD FAILURE 6.3 wasm