Build Information
Failed to build swift-mcp-gui, reference master (3ebbbf), with Swift 6.2 for watchOS using Xcode 26.3 on 23 Oct 2026 14:36:38 UTC.
Build Command
env DEVELOPER_DIR=/Applications/Xcode-26.3.0.app xcrun xcodebuild -IDEClonedSourcePackagesDirPathOverride=$PWD/.dependencies -skipMacroValidation -skipPackagePluginValidation -derivedDataPath $PWD/.derivedData build -scheme swift-mcp-gui -destination generic/platform=watchOSBuild Log
========================================
RunAll
========================================
Builder version: 5.1.3
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/NakaokaRei/swift-mcp-gui.git
Reference: master
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/NakaokaRei/swift-mcp-gui
* branch master -> FETCH_HEAD
* [new branch] master -> origin/master
HEAD is now at 3ebbbfd Merge pull request #54 from NakaokaRei/dependabot/swift/github.com/nakaokarei/swiftautogui-1.0.0
Cloned https://github.com/NakaokaRei/swift-mcp-gui.git
Revision (git rev-parse @):
3ebbbfdd977f694d5957f89efe53ba9cd45091a8
SUCCESS checkout https://github.com/NakaokaRei/swift-mcp-gui.git at master
========================================
Build
========================================
Selected platform: watchOS
Swift version: 6.2
Building package at path: $PWD
https://github.com/NakaokaRei/swift-mcp-gui.git
Command line invocation:
/Applications/Xcode-26.3.0.app/Contents/Developer/usr/bin/xcodebuild -IDEClonedSourcePackagesDirPathOverride=/Users/admin/builder/spi-builder-workspace/.dependencies -resolvePackageDependencies
Resolve Package Graph
Fetching from https://github.com/NakaokaRei/SwiftAutoGUI.git
Fetching from https://github.com/modelcontextprotocol/swift-sdk.git
Fetching from https://github.com/apple/swift-argument-parser.git
Fetching from https://github.com/apple/foundation-models-utilities
Fetching from https://github.com/apple/swift-log.git
Fetching from https://github.com/apple/swift-system.git
Fetching from https://github.com/mattt/eventsource.git
Fetching from https://github.com/apple/swift-nio.git
Fetching from https://github.com/apple/swift-collections.git
Fetching from https://github.com/apple/swift-atomics.git
Creating working copy of package ‘swift-argument-parser’
Checking out 1.8.2 of package ‘swift-argument-parser’
Creating working copy of package ‘eventsource’
Checking out 1.5.1 of package ‘eventsource’
Creating working copy of package ‘foundation-models-utilities’
Checking out 1.0.0-beta5 of package ‘foundation-models-utilities’
Creating working copy of package ‘swift-nio’
Checking out 2.104.0 of package ‘swift-nio’
Creating working copy of package ‘swift-collections’
Checking out 1.7.4 of package ‘swift-collections’
Creating working copy of package ‘swift-sdk’
Checking out 0.12.1 of package ‘swift-sdk’
Creating working copy of package ‘swift-atomics’
Checking out 1.3.1 of package ‘swift-atomics’
Creating working copy of package ‘swift-system’
Checking out 1.8.1 of package ‘swift-system’
Creating working copy of package ‘SwiftAutoGUI’
Checking out 1.0.0 of package ‘SwiftAutoGUI’
Creating working copy of package ‘swift-log’
Checking out 1.16.2 of package ‘swift-log’
Resolve Package Graph
Resolved source packages:
foundation-models-utilities: https://github.com/apple/foundation-models-utilities @ 1.0.0-beta5
swift-system: https://github.com/apple/swift-system.git @ 1.8.1
EventSource: https://github.com/mattt/eventsource.git @ 1.5.1
SwiftAutoGUI: https://github.com/NakaokaRei/SwiftAutoGUI.git @ 1.0.0
swift-nio: https://github.com/apple/swift-nio.git @ 2.104.0
swift-log: https://github.com/apple/swift-log.git @ 1.16.2
swift-atomics: https://github.com/apple/swift-atomics.git @ 1.3.1
swift-argument-parser: https://github.com/apple/swift-argument-parser.git @ 1.8.2
mcp-swift-sdk: https://github.com/modelcontextprotocol/swift-sdk.git @ 0.12.1
swift-mcp-gui: /Users/admin/builder/spi-builder-workspace
swift-collections: https://github.com/apple/swift-collections.git @ 1.7.4
resolved source packages: foundation-models-utilities, swift-system, EventSource, SwiftAutoGUI, swift-nio, swift-log, swift-atomics, swift-argument-parser, mcp-swift-sdk, swift-mcp-gui, swift-collections
2026-10-23 10:35:56.677 xcodebuild[539:3088] [MT] IDERunDestination: Supported platforms for the buildables in the current scheme is empty.
{
"dependencies" : [
{
"identity" : "swift-sdk",
"requirement" : {
"range" : [
{
"lower_bound" : "0.12.0",
"upper_bound" : "1.0.0"
}
]
},
"type" : "sourceControl",
"url" : "https://github.com/modelcontextprotocol/swift-sdk.git"
},
{
"identity" : "swiftautogui",
"requirement" : {
"range" : [
{
"lower_bound" : "1.0.0",
"upper_bound" : "2.0.0"
}
]
},
"type" : "sourceControl",
"url" : "https://github.com/NakaokaRei/SwiftAutoGUI.git"
}
],
"manifest_display_name" : "swift-mcp-gui",
"name" : "swift-mcp-gui",
"path" : "/Users/admin/builder/spi-builder-workspace",
"platforms" : [
{
"name" : "macos",
"version" : "27.0"
}
],
"products" : [
{
"name" : "swift-mcp-gui",
"targets" : [
"swift-mcp-gui"
],
"type" : {
"executable" : null
}
}
],
"targets" : [
{
"c99name" : "swift_mcp_guiTests",
"module_type" : "SwiftTarget",
"name" : "swift-mcp-guiTests",
"path" : "Tests/swift-mcp-guiTests",
"sources" : [
"Tools/AppleScriptToolsTests.swift",
"Tools/KeyboardToolsTests.swift",
"Tools/MouseToolsTests.swift",
"Tools/ScreenToolsTests.swift",
"Utilities/GUITestConfiguration.swift",
"Utilities/ParameterParserTests.swift"
],
"target_dependencies" : [
"swift-mcp-gui"
],
"type" : "test"
},
{
"c99name" : "swift_mcp_gui",
"module_type" : "SwiftTarget",
"name" : "swift-mcp-gui",
"path" : "Sources/swift-mcp-gui",
"product_dependencies" : [
"MCP",
"SwiftAutoGUI"
],
"product_memberships" : [
"swift-mcp-gui"
],
"sources" : [
"Extensions/Server+Extension.swift",
"Server/MCPServer.swift",
"Tools/AppleScript/ExecuteAppleScriptFileTool.swift",
"Tools/AppleScript/ExecuteAppleScriptTool.swift",
"Tools/Keyboard/SendKeysTool.swift",
"Tools/Mouse/MouseClickTool.swift",
"Tools/Mouse/MoveMouseTool.swift",
"Tools/Screen/CaptureRegionTool.swift",
"Tools/Screen/CaptureScreenTool.swift",
"Tools/Screen/GetPixelColorTool.swift",
"Tools/Screen/GetScreenContextTool.swift",
"Tools/Screen/GetScreenSizeTool.swift",
"Tools/Screen/SaveScreenshotTool.swift",
"Tools/Screen/ScrollTool.swift",
"Tools/ToolRegistry.swift",
"Utilities/ParameterParser.swift",
"main.swift"
],
"type" : "executable"
}
],
"tools_version" : "6.2"
}
{
"workspace" : {
"name" : "spi-builder-workspace",
"schemes" : [
"swift-mcp-gui"
]
}
}
2026-10-23 10:36:19.069 xcodebuild[1062:5923] [MT] IDERunDestination: Supported platforms for the buildables in the current scheme is empty.
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-26.3.0.app xcrun xcodebuild -IDEClonedSourcePackagesDirPathOverride=$PWD/.dependencies -skipMacroValidation -skipPackagePluginValidation -derivedDataPath $PWD/.derivedData build -scheme swift-mcp-gui -destination generic/platform=watchOS
Command line invocation:
/Applications/Xcode-26.3.0.app/Contents/Developer/usr/bin/xcodebuild -IDEClonedSourcePackagesDirPathOverride=/Users/admin/builder/spi-builder-workspace/.dependencies -skipMacroValidation -skipPackagePluginValidation -derivedDataPath /Users/admin/builder/spi-builder-workspace/.derivedData build -scheme swift-mcp-gui -destination generic/platform=watchOS
Resolve Package Graph
Resolve Package Graph
Resolved source packages:
SwiftAutoGUI: https://github.com/NakaokaRei/SwiftAutoGUI.git @ 1.0.0
foundation-models-utilities: https://github.com/apple/foundation-models-utilities @ 1.0.0-beta5
swift-atomics: https://github.com/apple/swift-atomics.git @ 1.3.1
swift-mcp-gui: /Users/admin/builder/spi-builder-workspace
mcp-swift-sdk: https://github.com/modelcontextprotocol/swift-sdk.git @ 0.12.1
EventSource: https://github.com/mattt/eventsource.git @ 1.5.1
swift-log: https://github.com/apple/swift-log.git @ 1.16.2
swift-system: https://github.com/apple/swift-system.git @ 1.8.1
swift-nio: https://github.com/apple/swift-nio.git @ 2.104.0
swift-argument-parser: https://github.com/apple/swift-argument-parser.git @ 1.8.2
swift-collections: https://github.com/apple/swift-collections.git @ 1.7.4
ComputePackagePrebuildTargetDependencyGraph
Prepare packages
CreateBuildRequest
SendProjectDescription
CreateBuildOperation
ComputeTargetDependencyGraph
note: Building targets in dependency order
note: Target dependency graph (16 targets)
Target 'swift-mcp-gui' in project 'swift-mcp-gui'
➜ Explicit dependency on target 'MCP' in project 'mcp-swift-sdk'
➜ Explicit dependency on target 'SwiftAutoGUI' in project 'SwiftAutoGUI'
Target 'SwiftAutoGUI' in project 'SwiftAutoGUI'
➜ Explicit dependency on target 'SwiftAutoGUI' in project 'SwiftAutoGUI'
➜ Explicit dependency on target 'ImageRecognition' in project 'SwiftAutoGUI'
➜ Explicit dependency on target 'FoundationModelsUtilities' in project 'foundation-models-utilities'
Target 'SwiftAutoGUI' in project 'SwiftAutoGUI'
➜ Explicit dependency on target 'ImageRecognition' in project 'SwiftAutoGUI'
➜ Explicit dependency on target 'FoundationModelsUtilities' in project 'foundation-models-utilities'
Target 'FoundationModelsUtilities' in project 'foundation-models-utilities'
➜ Explicit dependency on target 'FoundationModelsUtilities' in project 'foundation-models-utilities'
Target 'FoundationModelsUtilities' in project 'foundation-models-utilities' (no dependencies)
Target 'ImageRecognition' in project 'SwiftAutoGUI'
➜ Explicit dependency on target 'SwiftAutoGUI_ImageRecognition' in project 'SwiftAutoGUI'
Target 'SwiftAutoGUI_ImageRecognition' in project 'SwiftAutoGUI' (no dependencies)
Target 'MCP' in project 'mcp-swift-sdk'
➜ Explicit dependency on target 'MCP' in project 'mcp-swift-sdk'
➜ Explicit dependency on target 'SystemPackage' in project 'swift-system'
➜ Explicit dependency on target 'Logging' in project 'swift-log'
➜ Explicit dependency on target 'EventSource' in project 'EventSource'
Target 'MCP' in project 'mcp-swift-sdk'
➜ Explicit dependency on target 'SystemPackage' in project 'swift-system'
➜ Explicit dependency on target 'Logging' in project 'swift-log'
➜ Explicit dependency on target 'EventSource' in project 'EventSource'
Target 'EventSource' in project 'EventSource'
➜ Explicit dependency on target 'EventSource' in project 'EventSource'
Target 'EventSource' in project 'EventSource' (no dependencies)
Target 'Logging' in project 'swift-log'
➜ Explicit dependency on target 'Logging' in project 'swift-log'
Target 'Logging' in project 'swift-log' (no dependencies)
Target 'SystemPackage' in project 'swift-system'
➜ Explicit dependency on target 'SystemPackage' in project 'swift-system'
➜ Explicit dependency on target 'CSystem' in project 'swift-system'
Target 'SystemPackage' in project 'swift-system'
➜ Explicit dependency on target 'CSystem' in project 'swift-system'
Target 'CSystem' in project 'swift-system' (no dependencies)
GatherProvisioningInputs
CreateBuildDescription
ExecuteExternalTool /Applications/Xcode-26.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang -v -E -dM -arch arm64 -isysroot /Applications/Xcode-26.3.0.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS26.2.sdk -x c -c /dev/null
ExecuteExternalTool /Applications/Xcode-26.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/swiftc --version
ExecuteExternalTool /Applications/Xcode-26.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang -v -E -dM -isysroot /Applications/Xcode-26.3.0.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS26.2.sdk -x c -c /dev/null
ExecuteExternalTool /Applications/Xcode-26.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/ld -version_details
ExecuteExternalTool /Applications/Xcode-26.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang -v -E -dM -arch armv7k -isysroot /Applications/Xcode-26.3.0.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS26.2.sdk -x c -c /dev/null
ExecuteExternalTool /Applications/Xcode-26.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang -v -E -dM -arch arm64_32 -isysroot /Applications/Xcode-26.3.0.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS26.2.sdk -x c -c /dev/null
ReadFileContents /Applications/Xcode-26.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/share/docc/features.json
Build description signature: f4b871c93324fb9d18f7f1b14b907be3
Build description path: /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/XCBuildData/f4b871c93324fb9d18f7f1b14b907be3.xcbuilddata
error: The package product 'MCP' requires minimum platform version 9.0 for the watchOS platform, but this target supports 5.0 (in target 'swift-mcp-gui' from project 'swift-mcp-gui')
/Users/admin/builder/spi-builder-workspace/.dependencies/checkouts/foundation-models-utilities/Package.swift: warning: The watchOS deployment target 'WATCHOS_DEPLOYMENT_TARGET' is set to 27.0, but the range of supported deployment target versions is 4.0 to 26.2.99. (in target 'FoundationModelsUtilities' from project 'foundation-models-utilities')
/Users/admin/builder/spi-builder-workspace/.dependencies/checkouts/foundation-models-utilities/Package.swift: warning: The watchOS deployment target 'WATCHOS_DEPLOYMENT_TARGET' is set to 27.0, but the range of supported deployment target versions is 4.0 to 26.2.99. (in target 'FoundationModelsUtilities' from project 'foundation-models-utilities')
error: The package product 'FoundationModelsUtilities' requires minimum platform version 27.0 for the watchOS platform, but this target supports 5.0 (in target 'SwiftAutoGUI' from project 'SwiftAutoGUI')
2026-10-23 10:36:26.455 xcodebuild[1102:6122] [MT] IDERunDestination: Supported platforms for the buildables in the current scheme is empty.
** BUILD FAILED **
The following build commands failed:
Building workspace spi-builder-workspace with scheme swift-mcp-gui
(1 failure)
Command line invocation:
/Applications/Xcode-26.3.0.app/Contents/Developer/usr/bin/xcodebuild -IDEClonedSourcePackagesDirPathOverride=/Users/admin/builder/spi-builder-workspace/.dependencies -resolvePackageDependencies
Resolve Package Graph
Resolved source packages:
swift-system: https://github.com/apple/swift-system.git @ 1.8.1
swift-nio: https://github.com/apple/swift-nio.git @ 2.104.0
swift-atomics: https://github.com/apple/swift-atomics.git @ 1.3.1
swift-argument-parser: https://github.com/apple/swift-argument-parser.git @ 1.8.2
swift-collections: https://github.com/apple/swift-collections.git @ 1.7.4
swift-log: https://github.com/apple/swift-log.git @ 1.16.2
mcp-swift-sdk: https://github.com/modelcontextprotocol/swift-sdk.git @ 0.12.1
SwiftAutoGUI: https://github.com/NakaokaRei/SwiftAutoGUI.git @ 1.0.0
EventSource: https://github.com/mattt/eventsource.git @ 1.5.1
foundation-models-utilities: https://github.com/apple/foundation-models-utilities @ 1.0.0-beta5
swift-mcp-gui: /Users/admin/builder/spi-builder-workspace
resolved source packages: swift-system, swift-nio, swift-atomics, swift-argument-parser, swift-collections, swift-log, mcp-swift-sdk, SwiftAutoGUI, EventSource, foundation-models-utilities, swift-mcp-gui
2026-10-23 10:36:32.378 xcodebuild[1279:6938] [MT] IDERunDestination: Supported platforms for the buildables in the current scheme is empty.
{
"dependencies" : [
{
"identity" : "swift-sdk",
"requirement" : {
"range" : [
{
"lower_bound" : "0.12.0",
"upper_bound" : "1.0.0"
}
]
},
"type" : "sourceControl",
"url" : "https://github.com/modelcontextprotocol/swift-sdk.git"
},
{
"identity" : "swiftautogui",
"requirement" : {
"range" : [
{
"lower_bound" : "1.0.0",
"upper_bound" : "2.0.0"
}
]
},
"type" : "sourceControl",
"url" : "https://github.com/NakaokaRei/SwiftAutoGUI.git"
}
],
"manifest_display_name" : "swift-mcp-gui",
"name" : "swift-mcp-gui",
"path" : "/Users/admin/builder/spi-builder-workspace",
"platforms" : [
{
"name" : "macos",
"version" : "27.0"
}
],
"products" : [
{
"name" : "swift-mcp-gui",
"targets" : [
"swift-mcp-gui"
],
"type" : {
"executable" : null
}
}
],
"targets" : [
{
"c99name" : "swift_mcp_guiTests",
"module_type" : "SwiftTarget",
"name" : "swift-mcp-guiTests",
"path" : "Tests/swift-mcp-guiTests",
"sources" : [
"Tools/AppleScriptToolsTests.swift",
"Tools/KeyboardToolsTests.swift",
"Tools/MouseToolsTests.swift",
"Tools/ScreenToolsTests.swift",
"Utilities/GUITestConfiguration.swift",
"Utilities/ParameterParserTests.swift"
],
"target_dependencies" : [
"swift-mcp-gui"
],
"type" : "test"
},
{
"c99name" : "swift_mcp_gui",
"module_type" : "SwiftTarget",
"name" : "swift-mcp-gui",
"path" : "Sources/swift-mcp-gui",
"product_dependencies" : [
"MCP",
"SwiftAutoGUI"
],
"product_memberships" : [
"swift-mcp-gui"
],
"sources" : [
"Extensions/Server+Extension.swift",
"Server/MCPServer.swift",
"Tools/AppleScript/ExecuteAppleScriptFileTool.swift",
"Tools/AppleScript/ExecuteAppleScriptTool.swift",
"Tools/Keyboard/SendKeysTool.swift",
"Tools/Mouse/MouseClickTool.swift",
"Tools/Mouse/MoveMouseTool.swift",
"Tools/Screen/CaptureRegionTool.swift",
"Tools/Screen/CaptureScreenTool.swift",
"Tools/Screen/GetPixelColorTool.swift",
"Tools/Screen/GetScreenContextTool.swift",
"Tools/Screen/GetScreenSizeTool.swift",
"Tools/Screen/SaveScreenshotTool.swift",
"Tools/Screen/ScrollTool.swift",
"Tools/ToolRegistry.swift",
"Utilities/ParameterParser.swift",
"main.swift"
],
"type" : "executable"
}
],
"tools_version" : "6.2"
}
{
"workspace" : {
"name" : "spi-builder-workspace",
"schemes" : [
"swift-mcp-gui"
]
}
}
2026-10-23 10:36:34.842 xcodebuild[1325:7159] [MT] IDERunDestination: Supported platforms for the buildables in the current scheme is empty.
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-26.3.0.app xcrun xcodebuild -IDEClonedSourcePackagesDirPathOverride=$PWD/.dependencies -skipMacroValidation -skipPackagePluginValidation -derivedDataPath $PWD/.derivedData build -scheme swift-mcp-gui -destination generic/platform=watchOS
Command line invocation:
/Applications/Xcode-26.3.0.app/Contents/Developer/usr/bin/xcodebuild -IDEClonedSourcePackagesDirPathOverride=/Users/admin/builder/spi-builder-workspace/.dependencies -skipMacroValidation -skipPackagePluginValidation -derivedDataPath /Users/admin/builder/spi-builder-workspace/.derivedData build -scheme swift-mcp-gui -destination generic/platform=watchOS
Resolve Package Graph
Resolved source packages:
mcp-swift-sdk: https://github.com/modelcontextprotocol/swift-sdk.git @ 0.12.1
EventSource: https://github.com/mattt/eventsource.git @ 1.5.1
swift-system: https://github.com/apple/swift-system.git @ 1.8.1
swift-collections: https://github.com/apple/swift-collections.git @ 1.7.4
swift-atomics: https://github.com/apple/swift-atomics.git @ 1.3.1
swift-nio: https://github.com/apple/swift-nio.git @ 2.104.0
swift-log: https://github.com/apple/swift-log.git @ 1.16.2
SwiftAutoGUI: https://github.com/NakaokaRei/SwiftAutoGUI.git @ 1.0.0
foundation-models-utilities: https://github.com/apple/foundation-models-utilities @ 1.0.0-beta5
swift-mcp-gui: /Users/admin/builder/spi-builder-workspace
swift-argument-parser: https://github.com/apple/swift-argument-parser.git @ 1.8.2
ComputePackagePrebuildTargetDependencyGraph
Prepare packages
CreateBuildRequest
SendProjectDescription
CreateBuildOperation
ComputeTargetDependencyGraph
note: Building targets in dependency order
note: Target dependency graph (16 targets)
Target 'swift-mcp-gui' in project 'swift-mcp-gui'
➜ Explicit dependency on target 'MCP' in project 'mcp-swift-sdk'
➜ Explicit dependency on target 'SwiftAutoGUI' in project 'SwiftAutoGUI'
Target 'SwiftAutoGUI' in project 'SwiftAutoGUI'
➜ Explicit dependency on target 'SwiftAutoGUI' in project 'SwiftAutoGUI'
➜ Explicit dependency on target 'ImageRecognition' in project 'SwiftAutoGUI'
➜ Explicit dependency on target 'FoundationModelsUtilities' in project 'foundation-models-utilities'
Target 'SwiftAutoGUI' in project 'SwiftAutoGUI'
➜ Explicit dependency on target 'ImageRecognition' in project 'SwiftAutoGUI'
➜ Explicit dependency on target 'FoundationModelsUtilities' in project 'foundation-models-utilities'
Target 'FoundationModelsUtilities' in project 'foundation-models-utilities'
➜ Explicit dependency on target 'FoundationModelsUtilities' in project 'foundation-models-utilities'
Target 'FoundationModelsUtilities' in project 'foundation-models-utilities' (no dependencies)
Target 'ImageRecognition' in project 'SwiftAutoGUI'
➜ Explicit dependency on target 'SwiftAutoGUI_ImageRecognition' in project 'SwiftAutoGUI'
Target 'SwiftAutoGUI_ImageRecognition' in project 'SwiftAutoGUI' (no dependencies)
Target 'MCP' in project 'mcp-swift-sdk'
➜ Explicit dependency on target 'MCP' in project 'mcp-swift-sdk'
➜ Explicit dependency on target 'SystemPackage' in project 'swift-system'
➜ Explicit dependency on target 'Logging' in project 'swift-log'
➜ Explicit dependency on target 'EventSource' in project 'EventSource'
Target 'MCP' in project 'mcp-swift-sdk'
➜ Explicit dependency on target 'SystemPackage' in project 'swift-system'
➜ Explicit dependency on target 'Logging' in project 'swift-log'
➜ Explicit dependency on target 'EventSource' in project 'EventSource'
Target 'EventSource' in project 'EventSource'
➜ Explicit dependency on target 'EventSource' in project 'EventSource'
Target 'EventSource' in project 'EventSource' (no dependencies)
Target 'Logging' in project 'swift-log'
➜ Explicit dependency on target 'Logging' in project 'swift-log'
Target 'Logging' in project 'swift-log' (no dependencies)
Target 'SystemPackage' in project 'swift-system'
➜ Explicit dependency on target 'SystemPackage' in project 'swift-system'
➜ Explicit dependency on target 'CSystem' in project 'swift-system'
Target 'SystemPackage' in project 'swift-system'
➜ Explicit dependency on target 'CSystem' in project 'swift-system'
Target 'CSystem' in project 'swift-system' (no dependencies)
GatherProvisioningInputs
CreateBuildDescription
ExecuteExternalTool /Applications/Xcode-26.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang -v -E -dM -arch arm64 -isysroot /Applications/Xcode-26.3.0.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS26.2.sdk -x c -c /dev/null
ExecuteExternalTool /Applications/Xcode-26.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/swiftc --version
ExecuteExternalTool /Applications/Xcode-26.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang -v -E -dM -isysroot /Applications/Xcode-26.3.0.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS26.2.sdk -x c -c /dev/null
ExecuteExternalTool /Applications/Xcode-26.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/ld -version_details
ExecuteExternalTool /Applications/Xcode-26.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang -v -E -dM -arch armv7k -isysroot /Applications/Xcode-26.3.0.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS26.2.sdk -x c -c /dev/null
ExecuteExternalTool /Applications/Xcode-26.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang -v -E -dM -arch arm64_32 -isysroot /Applications/Xcode-26.3.0.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS26.2.sdk -x c -c /dev/null
ReadFileContents /Applications/Xcode-26.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/share/docc/features.json
Build description signature: f4b871c93324fb9d18f7f1b14b907be3
Build description path: /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/XCBuildData/f4b871c93324fb9d18f7f1b14b907be3.xcbuilddata
/Users/admin/builder/spi-builder-workspace/.dependencies/checkouts/foundation-models-utilities/Package.swift: warning: The watchOS deployment target 'WATCHOS_DEPLOYMENT_TARGET' is set to 27.0, but the range of supported deployment target versions is 4.0 to 26.2.99. (in target 'FoundationModelsUtilities' from project 'foundation-models-utilities')
error: The package product 'FoundationModelsUtilities' requires minimum platform version 27.0 for the watchOS platform, but this target supports 5.0 (in target 'SwiftAutoGUI' from project 'SwiftAutoGUI')
/Users/admin/builder/spi-builder-workspace/.dependencies/checkouts/foundation-models-utilities/Package.swift: warning: The watchOS deployment target 'WATCHOS_DEPLOYMENT_TARGET' is set to 27.0, but the range of supported deployment target versions is 4.0 to 26.2.99. (in target 'FoundationModelsUtilities' from project 'foundation-models-utilities')
error: The package product 'MCP' requires minimum platform version 9.0 for the watchOS platform, but this target supports 5.0 (in target 'swift-mcp-gui' from project 'swift-mcp-gui')
2026-10-23 10:36:37.072 xcodebuild[1365:7334] [MT] IDERunDestination: Supported platforms for the buildables in the current scheme is empty.
** BUILD FAILED **
The following build commands failed:
Building workspace spi-builder-workspace with scheme swift-mcp-gui
(1 failure)
BUILD FAILURE 6.2 watchOS