Swift Package IndexBuild Information
Successful build of mcp-stdio-swift, reference main (1a5e0b), with Swift 6.3 for Linux on 18 Apr 2026 03:35:30 UTC.
Swift 6 data race errors: 0
Build Command
bash -c docker run --pull=always --rm -v "checkouts-4609320-0":/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:basic-6.3-latest swift build --triple x86_64-unknown-linux-gnu 2>&1Build Log
========================================
RunAll
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Builder version: 4.70.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/xbill9/mcp-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/mcp-stdio-swift
* branch main -> FETCH_HEAD
* [new branch] main -> origin/main
HEAD is now at 1a5e0bc add settings.json for gemini cli
Cloned https://github.com/xbill9/mcp-stdio-swift.git
Revision (git rev-parse @):
1a5e0bc4601b79bafc196f7e1bd4bca79d0a8227
SUCCESS checkout https://github.com/xbill9/mcp-stdio-swift.git at main
========================================
Build
========================================
Selected platform: linux
Swift version: 6.3
Building package at path: $PWD
https://github.com/xbill9/mcp-stdio-swift.git
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-4609320-0":/host -w "$PWD" -e JAVA_HOME="/root/.sdkman/candidates/java/current" -e SPI_BUILD="1" -e SPI_PROCESSING="1" registry.gitlab.com/swiftpackageindex/spi-images:basic-6.3-latest swift build --triple x86_64-unknown-linux-gnu 2>&1
basic-6.3-latest: Pulling from swiftpackageindex/spi-images
Digest: sha256:5a7d791d2ead8a924b1292cb31bf3288eabcfe8880e0b005b00b45b71a5bc36a
Status: Image is up to date for registry.gitlab.com/swiftpackageindex/spi-images:basic-6.3-latest
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Building for debugging...
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[153/199] Emitting module UnixSignals
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[234/289] Emitting module DequeModule
[235/289] Compiling MCP RequestContext.swift
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[237/289] Compiling MCP Versioning.swift
[238/289] Compiling DequeModule _UnsafeDequeHandle.swift
[239/289] Compiling DequeModule _UnsafeDequeSegments.swift
[240/290] Wrapping AST for DequeModule for debugging
[242/343] Emitting module AsyncAlgorithms
[243/350] Compiling AsyncAlgorithms AsyncAdjacentPairsSequence.swift
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[270/355] Emitting module MCP
[271/355] Compiling AsyncAlgorithms AsyncCompactedSequence.swift
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[313/355] Compiling MCP Server.swift
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[315/355] Compiling AsyncAlgorithms MergeStateMachine.swift
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[317/355] Compiling AsyncAlgorithms MultiProducerSingleConsumerAsyncChannel+Internal.swift
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[324/355] Compiling AsyncAlgorithms ChannelStateMachine.swift
[325/355] Compiling AsyncAlgorithms ChannelStorage.swift
[327/356] Wrapping AST for AsyncAlgorithms for debugging
[329/365] Compiling ServiceLifecycle ServiceGroupConfiguration.swift
[330/366] Compiling ServiceLifecycle ClosureService.swift
[331/366] Compiling ServiceLifecycle CancellationWaiter.swift
[332/366] Compiling ServiceLifecycle GracefulShutdown.swift
[333/366] Compiling ServiceLifecycle ServiceRunnerError.swift
[334/366] Compiling ServiceLifecycle Service.swift
[335/366] Emitting module ServiceLifecycle
[336/366] Compiling ServiceLifecycle AsyncCancelOnGracefulShutdownSequence.swift
[337/366] Compiling ServiceLifecycle AsyncGracefulShutdownSequence.swift
[338/366] Compiling ServiceLifecycle ServiceGroup.swift
[339/367] Wrapping AST for ServiceLifecycle for debugging
[364/368] Wrapping AST for MCP for debugging
[366/373] Compiling mcp_stdio_swift main.swift
[367/373] Emitting module mcp_stdio_swift
/host/spi-builder-workspace/Sources/mcp-stdio-swift/JSONLogHandler.swift:4:15: warning: deprecated default implementation is used to satisfy instance method 'log(event:)' required by protocol 'LogHandler': You should implement this method instead of using the default implementation [#DeprecatedDeclaration]
2 | import Logging
3 |
4 | public struct JSONLogHandler: LogHandler {
| `- warning: deprecated default implementation is used to satisfy instance method 'log(event:)' required by protocol 'LogHandler': You should implement this method instead of using the default implementation [#DeprecatedDeclaration]
5 | public var logLevel: Logger.Level = .info
6 | public var metadata: Logger.Metadata = [:]
/host/spi-builder-workspace/.build/checkouts/swift-log/Sources/Logging/LogHandler.swift:256:17: note: 'log(event:)' declared here
143 | ///
144 | /// - Parameter event: The log event containing the level, message, metadata, and source location.
145 | func log(event: LogEvent)
| `- note: requirement 'log(event:)' declared here
146 |
147 | /// Please do _not_ implement this method when you create a `LogHandler` implementation.
:
254 | /// Implement ``log(event:)`` in your ``LogHandler`` instead.
255 | @available(*, deprecated, message: "You should implement this method instead of using the default implementation")
256 | public func log(event: LogEvent) {
| `- note: 'log(event:)' declared here
257 | self.log(
258 | level: event.level,
[#DeprecatedDeclaration]: <https://docs.swift.org/compiler/documentation/diagnostics/deprecated-declaration>
[368/373] Compiling mcp_stdio_swift Handlers.swift
/host/spi-builder-workspace/Sources/mcp-stdio-swift/Handlers.swift:36:31: warning: 'text(_:metadata:)' is deprecated: Use .text(text:annotations:_meta:) instead. [#DeprecatedDeclaration]
34 | func callTool(_ params: CallTool.Parameters) async throws -> CallTool.Result {
35 | guard let tool = ToolName(rawValue: params.name) else {
36 | return .init(content: [.text("Unknown tool: \(params.name)")], isError: true)
| `- warning: 'text(_:metadata:)' is deprecated: Use .text(text:annotations:_meta:) instead. [#DeprecatedDeclaration]
37 | }
38 |
/host/spi-builder-workspace/Sources/mcp-stdio-swift/Handlers.swift:44:33: warning: 'text(_:metadata:)' is deprecated: Use .text(text:annotations:_meta:) instead. [#DeprecatedDeclaration]
42 |
43 | guard let param = params.arguments?["param"]?.stringValue else {
44 | return .init(content: [.text("Missing required parameter: param")], isError: true)
| `- warning: 'text(_:metadata:)' is deprecated: Use .text(text:annotations:_meta:) instead. [#DeprecatedDeclaration]
45 | }
46 |
/host/spi-builder-workspace/Sources/mcp-stdio-swift/Handlers.swift:48:20: warning: 'text(_:metadata:)' is deprecated: Use .text(text:annotations:_meta:) instead. [#DeprecatedDeclaration]
46 |
47 | return .init(
48 | content: [.text(param)],
| `- warning: 'text(_:metadata:)' is deprecated: Use .text(text:annotations:_meta:) instead. [#DeprecatedDeclaration]
49 | isError: false
50 | )
[#DeprecatedDeclaration]: <https://docs.swift.org/compiler/documentation/diagnostics/deprecated-declaration>
[369/373] Compiling mcp_stdio_swift MCPService.swift
[370/373] Compiling mcp_stdio_swift JSONLogHandler.swift
/host/spi-builder-workspace/Sources/mcp-stdio-swift/JSONLogHandler.swift:4:15: warning: deprecated default implementation is used to satisfy instance method 'log(event:)' required by protocol 'LogHandler': You should implement this method instead of using the default implementation [#DeprecatedDeclaration]
2 | import Logging
3 |
4 | public struct JSONLogHandler: LogHandler {
| `- warning: deprecated default implementation is used to satisfy instance method 'log(event:)' required by protocol 'LogHandler': You should implement this method instead of using the default implementation [#DeprecatedDeclaration]
5 | public var logLevel: Logger.Level = .info
6 | public var metadata: Logger.Metadata = [:]
/host/spi-builder-workspace/.build/checkouts/swift-log/Sources/Logging/LogHandler.swift:256:17: note: 'log(event:)' declared here
143 | ///
144 | /// - Parameter event: The log event containing the level, message, metadata, and source location.
145 | func log(event: LogEvent)
| `- note: requirement 'log(event:)' declared here
146 |
147 | /// Please do _not_ implement this method when you create a `LogHandler` implementation.
:
254 | /// Implement ``log(event:)`` in your ``LogHandler`` instead.
255 | @available(*, deprecated, message: "You should implement this method instead of using the default implementation")
256 | public func log(event: LogEvent) {
| `- note: 'log(event:)' declared here
257 | self.log(
258 | level: event.level,
[#DeprecatedDeclaration]: <https://docs.swift.org/compiler/documentation/diagnostics/deprecated-declaration>
[371/374] Wrapping AST for mcp-stdio-swift for debugging
[372/374] Write Objects.LinkFileList
[373/374] Linking mcp-stdio-swift
Build complete! (58.50s)
Build complete.
{
"dependencies" : [
{
"identity" : "swift-sdk",
"requirement" : {
"range" : [
{
"lower_bound" : "0.10.2",
"upper_bound" : "1.0.0"
}
]
},
"type" : "sourceControl",
"url" : "https://github.com/modelcontextprotocol/swift-sdk"
},
{
"identity" : "swift-service-lifecycle",
"requirement" : {
"range" : [
{
"lower_bound" : "2.6.0",
"upper_bound" : "3.0.0"
}
]
},
"type" : "sourceControl",
"url" : "https://github.com/swift-server/swift-service-lifecycle.git"
},
{
"identity" : "swift-log",
"requirement" : {
"range" : [
{
"lower_bound" : "1.6.0",
"upper_bound" : "2.0.0"
}
]
},
"type" : "sourceControl",
"url" : "https://github.com/apple/swift-log.git"
}
],
"manifest_display_name" : "mcp-stdio-swift",
"name" : "mcp-stdio-swift",
"path" : "/host/spi-builder-workspace",
"platforms" : [
{
"name" : "macos",
"version" : "13.0"
}
],
"products" : [
{
"name" : "mcp-stdio-swift",
"targets" : [
"mcp-stdio-swift"
],
"type" : {
"executable" : null
}
}
],
"targets" : [
{
"c99name" : "mcp_stdio_swiftTests",
"module_type" : "SwiftTarget",
"name" : "mcp-stdio-swiftTests",
"path" : "Tests/mcp-stdio-swiftTests",
"sources" : [
"HandlersTests.swift"
],
"target_dependencies" : [
"mcp-stdio-swift"
],
"type" : "test"
},
{
"c99name" : "mcp_stdio_swift",
"module_type" : "SwiftTarget",
"name" : "mcp-stdio-swift",
"path" : "Sources/mcp-stdio-swift",
"product_dependencies" : [
"MCP",
"ServiceLifecycle",
"Logging"
],
"product_memberships" : [
"mcp-stdio-swift"
],
"sources" : [
"Handlers.swift",
"JSONLogHandler.swift",
"MCPService.swift",
"main.swift"
],
"type" : "executable"
}
],
"tools_version" : "6.0"
}
basic-6.3-latest: Pulling from swiftpackageindex/spi-images
Digest: sha256:5a7d791d2ead8a924b1292cb31bf3288eabcfe8880e0b005b00b45b71a5bc36a
Status: Image is up to date for registry.gitlab.com/swiftpackageindex/spi-images:basic-6.3-latest
Done.