Swift Package IndexBuild Information
Failed to build firestore-stdio-swift, reference main (67e48a), with Swift 6.4 for Wasm on 23 Sep 2026 20:31:11 UTC.
Build Command
bash -c docker run --pull=always --rm -v "checkouts-53886770-0":/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-6.4-latest swift build --swift-sdk swift-6.4.x-DEVELOPMENT-SNAPSHOT-2026-09-04-a_wasm 2>&1Build Log
========================================
RunAll
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Builder version: 5.1.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/xbill9/firestore-stdio-swift.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/xbill9/firestore-stdio-swift
* branch main -> FETCH_HEAD
* [new branch] main -> origin/main
HEAD is now at 67e48a5 Add platform badge to README
Cloned https://github.com/xbill9/firestore-stdio-swift.git
Revision (git rev-parse @):
67e48a5613b0b414c955917e5c6ad390a9fcfcf2
SUCCESS checkout https://github.com/xbill9/firestore-stdio-swift.git at main
========================================
Build
========================================
Selected platform: wasm
Swift version: 6.4
Building package at path: $PWD
https://github.com/xbill9/firestore-stdio-swift.git
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-53886770-0":/host -w "$PWD" -e JAVA_HOME="/root/.sdkman/candidates/java/current" -e SPI_BUILD="1" -e SPI_PROCESSING="1" registry.gitlab.com/saguaro1/spi-images:wasm-6.4-latest swift build --swift-sdk swift-6.4.x-DEVELOPMENT-SNAPSHOT-2026-09-04-a_wasm 2>&1
wasm-6.4-latest: Pulling from saguaro1/spi-images
Digest: sha256:4328fdb43c680d205c1d6761b1e3267aa38277eefdda9ddfb17b6a0f1a77857a
Status: Image is up to date for registry.gitlab.com/saguaro1/spi-images:wasm-6.4-latest
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error: SwiftCompile normal wasm32 /host/spi-builder-workspace/.build/checkouts/swift-sdk/Sources/MCP/Base/Transports/HTTPServer/StatefulHTTPServerTransport.swift failed with a nonzero exit code. Command line: cd /host
builtin-SwiftPerFileCompile StatefulHTTPServerTransport.swift
error: SwiftCompile normal wasm32 /host/spi-builder-workspace/.build/checkouts/swift-sdk/Sources/MCP/Base/Transports/HTTPServer/StatelessHTTPServerTransport.swift failed with a nonzero exit code. Command line: cd /host
builtin-SwiftPerFileCompile StatelessHTTPServerTransport.swift
error: SwiftCompile normal wasm32 /host/spi-builder-workspace/.build/checkouts/swift-sdk/Sources/MCP/Base/Transports/InMemoryTransport.swift failed with a nonzero exit code. Command line: cd /host
builtin-SwiftPerFileCompile InMemoryTransport.swift
error: SwiftCompile normal wasm32 /host/spi-builder-workspace/.build/checkouts/swift-sdk/Sources/MCP/Base/Transports/NetworkTransport.swift failed with a nonzero exit code. Command line: cd /host
builtin-SwiftPerFileCompile NetworkTransport.swift
error: SwiftCompile normal wasm32 /host/spi-builder-workspace/.build/checkouts/swift-sdk/Sources/MCP/Base/Transports/StdioTransport.swift failed with a nonzero exit code. Command line: cd /host
builtin-SwiftPerFileCompile StdioTransport.swift
error: SwiftCompile normal wasm32 /host/spi-builder-workspace/.build/checkouts/swift-sdk/Sources/MCP/Base/UnitInterval.swift failed with a nonzero exit code. Command line: cd /host
builtin-SwiftPerFileCompile UnitInterval.swift
/host/spi-builder-workspace/.build/checkouts/swift-sdk/Sources/MCP/Base/Transports/HTTPClientTransport.swift:5:12: [1;31merror: [1;39mno such module 'EventSource'[0;0m
[0;36m3 |[0;0m
[0;36m4 |[0;0m #if !os(Linux)
[0;36m5 |[0;0m import EventSource
[0;36m|[0;0m `- [1;31merror: [1;39mno such module 'EventSource'[0;0m
[0;36m6 |[0;0m #endif
[0;36m7 |[0;0m
Failed frontend command:
/usr/bin/swift-frontend -frontend -c /host/spi-builder-workspace/.build/checkouts/swift-sdk/Sources/MCP/Base/Authorization/OAuthAuthorizationCodeFlow.swift /host/spi-builder-workspace/.build/checkouts/swift-sdk/Sources/MCP/Base/Authorization/OAuthAuthorizer.swift /host/spi-builder-workspace/.build/checkouts/swift-sdk/Sources/MCP/Base/Authorization/OAuthClientRegistrar.swift /host/spi-builder-workspace/.build/checkouts/swift-sdk/Sources/MCP/Base/Authorization/OAuthConfiguration.swift /host/spi-builder-workspace/.build/checkouts/swift-sdk/Sources/MCP/Base/Authorization/OAuthConstants.swift /host/spi-builder-workspace/.build/checkouts/swift-sdk/Sources/MCP/Base/Authorization/OAuthDiscovery.swift /host/spi-builder-workspace/.build/checkouts/swift-sdk/Sources/MCP/Base/Authorization/OAuthDiscoveryClient.swift /host/spi-builder-workspace/.build/checkouts/swift-sdk/Sources/MCP/Base/Authorization/OAuthErrors.swift /host/spi-builder-workspace/.build/checkouts/swift-sdk/Sources/MCP/Base/Authorization/OAuthModels.swift /host/spi-builder-workspace/.build/checkouts/swift-sdk/Sources/MCP/Base/Authorization/OAuthTokenEndpointClient.swift /host/spi-builder-workspace/.build/checkouts/swift-sdk/Sources/MCP/Base/Authorization/OAuthURLValidator.swift /host/spi-builder-workspace/.build/checkouts/swift-sdk/Sources/MCP/Base/Authorization/OAuthWWWAuthenticateParser.swift /host/spi-builder-workspace/.build/checkouts/swift-sdk/Sources/MCP/Base/Authorization/PKCE.swift /host/spi-builder-workspace/.build/checkouts/swift-sdk/Sources/MCP/Base/Authorization/TokenStorage.swift /host/spi-builder-workspace/.build/checkouts/swift-sdk/Sources/MCP/Base/Error.swift /host/spi-builder-workspace/.build/checkouts/swift-sdk/Sources/MCP/Base/ID.swift /host/spi-builder-workspace/.build/checkouts/swift-sdk/Sources/MCP/Base/Icon.swift /host/spi-builder-workspace/.build/checkouts/swift-sdk/Sources/MCP/Base/Lifecycle.swift /host/spi-builder-workspace/.build/checkouts/swift-sdk/Sources/MCP/Base/Messages.swift /host/spi-builder-workspace/.build/checkouts/swift-sdk/Sources/MCP/Base/PendingRequest.swift /host/spi-builder-workspace/.build/checkouts/swift-sdk/Sources/MCP/Base/Transport.swift /host/spi-builder-workspace/.build/checkouts/swift-sdk/Sources/MCP/Base/Transports/HTTPClientTransport.swift /host/spi-builder-workspace/.build/checkouts/swift-sdk/Sources/MCP/Base/Transports/HTTPServer/HTTPRequestValidation.swift /host/spi-builder-workspace/.build/checkouts/swift-sdk/Sources/MCP/Base/Transports/HTTPServer/HTTPServerTypes.swift -primary-file /host/spi-builder-workspace/.build/checkouts/swift-sdk/Sources/MCP/Base/Transports/HTTPServer/StatefulHTTPServerTransport.swift -primary-file /host/spi-builder-workspace/.build/checkouts/swift-sdk/Sources/MCP/Base/Transports/HTTPServer/StatelessHTTPServerTransport.swift -primary-file /host/spi-builder-workspace/.build/checkouts/swift-sdk/Sources/MCP/Base/Transports/InMemoryTransport.swift -primary-file /host/spi-builder-workspace/.build/checkouts/swift-sdk/Sources/MCP/Base/Transports/NetworkTransport.swift -primary-file /host/spi-builder-workspace/.build/checkouts/swift-sdk/Sources/MCP/Base/Transports/StdioTransport.swift -primary-file /host/spi-builder-workspace/.build/checkouts/swift-sdk/Sources/MCP/Base/UnitInterval.swift /host/spi-builder-workspace/.build/checkouts/swift-sdk/Sources/MCP/Base/Utilities/Cancellation.swift /host/spi-builder-workspace/.build/checkouts/swift-sdk/Sources/MCP/Base/Utilities/Ping.swift /host/spi-builder-workspace/.build/checkouts/swift-sdk/Sources/MCP/Base/Utilities/Progress.swift /host/spi-builder-workspace/.build/checkouts/swift-sdk/Sources/MCP/Base/Utilities/RequestContext.swift /host/spi-builder-workspace/.build/checkouts/swift-sdk/Sources/MCP/Base/Value.swift /host/spi-builder-workspace/.build/checkouts/swift-sdk/Sources/MCP/Base/Versioning.swift /host/spi-builder-workspace/.build/checkouts/swift-sdk/Sources/MCP/Client/Client.swift /host/spi-builder-workspace/.build/checkouts/swift-sdk/Sources/MCP/Client/Elicitation.swift /host/spi-builder-workspace/.build/checkouts/swift-sdk/Sources/MCP/Client/Roots.swift /host/spi-builder-workspace/.build/checkouts/swift-sdk/Sources/MCP/Client/Sampling.swift /host/spi-builder-workspace/.build/checkouts/swift-sdk/Sources/MCP/Extensions/Data+Extensions.swift /host/spi-builder-workspace/.build/checkouts/swift-sdk/Sources/MCP/Server/Completion.swift /host/spi-builder-workspace/.build/checkouts/swift-sdk/Sources/MCP/Server/Logging.swift /host/spi-builder-workspace/.build/checkouts/swift-sdk/Sources/MCP/Server/Prompts.swift /host/spi-builder-workspace/.build/checkouts/swift-sdk/Sources/MCP/Server/Resources.swift /host/spi-builder-workspace/.build/checkouts/swift-sdk/Sources/MCP/Server/Server.swift 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[469 / 1854] MCP
error: Build failed
BUILD FAILURE 6.4 wasm