Swift Package IndexBuild Information
Failed to build swift-mcp-gui, reference master (25d483), with Swift 6.4 for iOS using Xcode 27.0 on 25 Sep 2026 09:24:19 UTC.
Build Command
env DEVELOPER_DIR=/Applications/Xcode-27.0.0-Release.Candidate.app xcrun xcodebuild -IDEClonedSourcePackagesDirPathOverride=$PWD/.dependencies -skipMacroValidation -skipPackagePluginValidation -derivedDataPath $PWD/.derivedData build -scheme swift-mcp-gui -destination generic/platform=iOSBuild Log
========================================
RunAll
========================================
Builder version: 5.1.0
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 25d4833 Merge pull request #53 from NakaokaRei/dependabot/swift/github.com/nakaokarei/swiftautogui-0.30.0
Cloned https://github.com/NakaokaRei/swift-mcp-gui.git
Revision (git rev-parse @):
25d48331a335b2eb9558eddc712e360f58dc1e22
SUCCESS checkout https://github.com/NakaokaRei/swift-mcp-gui.git at master
========================================
Build
========================================
Selected platform: iOS
Swift version: 6.4
Building package at path: $PWD
https://github.com/NakaokaRei/swift-mcp-gui.git
Command line invocation:
/Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/usr/bin/xcodebuild -IDEClonedSourcePackagesDirPathOverride=/Users/admin/builder/spi-builder-workspace/.dependencies -resolvePackageDependencies
Resolve Package Graph
Fetching from https://github.com/modelcontextprotocol/swift-sdk.git
Fetching from https://github.com/NakaokaRei/SwiftAutoGUI.git
Fetching from https://github.com/apple/swift-log.git
Fetching from https://github.com/apple/swift-nio.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-argument-parser.git
Fetching from https://github.com/apple/swift-atomics.git
Fetching from https://github.com/apple/swift-collections.git
Creating working copy of package ‘swift-collections’
Checking out 1.7.0 of package ‘swift-collections’
Creating working copy of package ‘eventsource’
Checking out 1.5.1 of package ‘eventsource’
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 0.30.0 of package ‘SwiftAutoGUI’
Creating working copy of package ‘swift-nio’
Checking out 2.103.0 of package ‘swift-nio’
Creating working copy of package ‘swift-argument-parser’
Checking out 1.8.2 of package ‘swift-argument-parser’
Creating working copy of package ‘swift-sdk’
Checking out 0.12.1 of package ‘swift-sdk’
Creating working copy of package ‘swift-log’
Checking out 1.15.1 of package ‘swift-log’
Resolve Package Graph
Resolved source packages:
swift-argument-parser: https://github.com/apple/swift-argument-parser.git @ 1.8.2
swift-system: https://github.com/apple/swift-system.git @ 1.8.1
swift-collections: https://github.com/apple/swift-collections.git @ 1.7.0
swift-log: https://github.com/apple/swift-log.git @ 1.15.1
mcp-swift-sdk: https://github.com/modelcontextprotocol/swift-sdk.git @ 0.12.1
SwiftAutoGUI: https://github.com/NakaokaRei/SwiftAutoGUI.git @ 0.30.0
EventSource: https://github.com/mattt/eventsource.git @ 1.5.1
swift-mcp-gui: /Users/admin/builder/spi-builder-workspace
swift-nio: https://github.com/apple/swift-nio.git @ 2.103.0
swift-atomics: https://github.com/apple/swift-atomics.git @ 1.3.1
resolved source packages: swift-argument-parser, swift-system, swift-collections, swift-log, mcp-swift-sdk, SwiftAutoGUI, EventSource, swift-mcp-gui, swift-nio, swift-atomics
2026-09-25 05:23:25.803 xcodebuild[529:3033] [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" : "0.17.0",
"upper_bound" : "1.0.0"
}
]
},
"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" : "26.0"
}
],
"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" : "swift-mcp-gui",
"schemes" : [
"swift-mcp-gui"
]
}
}
2026-09-25 05:24:00.310 xcodebuild[999:5619] [MT] IDERunDestination: Supported platforms for the buildables in the current scheme is empty.
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-27.0.0-Release.Candidate.app xcrun xcodebuild -IDEClonedSourcePackagesDirPathOverride=$PWD/.dependencies -skipMacroValidation -skipPackagePluginValidation -derivedDataPath $PWD/.derivedData build -scheme swift-mcp-gui -destination generic/platform=iOS
Command line invocation:
/Applications/Xcode-27.0.0-Release.Candidate.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=iOS
Resolve Package Graph
Resolve Package Graph
Resolved source packages:
swift-mcp-gui: /Users/admin/builder/spi-builder-workspace
SwiftAutoGUI: https://github.com/NakaokaRei/SwiftAutoGUI.git @ 0.30.0
swift-system: https://github.com/apple/swift-system.git @ 1.8.1
swift-collections: https://github.com/apple/swift-collections.git @ 1.7.0
swift-argument-parser: https://github.com/apple/swift-argument-parser.git @ 1.8.2
EventSource: https://github.com/mattt/eventsource.git @ 1.5.1
swift-atomics: https://github.com/apple/swift-atomics.git @ 1.3.1
swift-log: https://github.com/apple/swift-log.git @ 1.15.1
mcp-swift-sdk: https://github.com/modelcontextprotocol/swift-sdk.git @ 0.12.1
swift-nio: https://github.com/apple/swift-nio.git @ 2.103.0
ComputePackagePrebuildTargetDependencyGraph
Prepare packages
CreateBuildRequest
SendProjectDescription
CreateBuildOperation
ComputeTargetDependencyGraph
note: Building targets in dependency order
note: Target dependency graph (14 targets)
Target 'swift-mcp-gui-product' in project 'swift-mcp-gui'
➜ Explicit dependency on target 'MCP-product' in project 'mcp-swift-sdk'
➜ Explicit dependency on target 'SwiftAutoGUI-product' in project 'SwiftAutoGUI'
Target 'SwiftAutoGUI-product' in project 'SwiftAutoGUI'
➜ Explicit dependency on target 'SwiftAutoGUI' in project 'SwiftAutoGUI'
➜ Explicit dependency on target 'ImageRecognition' in project 'SwiftAutoGUI'
Target 'SwiftAutoGUI' in project 'SwiftAutoGUI'
➜ Explicit dependency on target 'ImageRecognition' in project 'SwiftAutoGUI'
Target 'ImageRecognition' in project 'SwiftAutoGUI'
➜ Explicit dependency on target 'SwiftAutoGUI_ImageRecognition' in project 'SwiftAutoGUI'
Target 'SwiftAutoGUI_ImageRecognition' in project 'SwiftAutoGUI' (no dependencies)
Target 'MCP-product' in project 'mcp-swift-sdk'
➜ Explicit dependency on target 'MCP' in project 'mcp-swift-sdk'
➜ Explicit dependency on target 'SystemPackage-product' in project 'swift-system'
➜ Explicit dependency on target 'Logging-product' in project 'swift-log'
➜ Explicit dependency on target 'EventSource-product' in project 'EventSource'
Target 'MCP' in project 'mcp-swift-sdk'
➜ Explicit dependency on target 'SystemPackage-product' in project 'swift-system'
➜ Explicit dependency on target 'Logging-product' in project 'swift-log'
➜ Explicit dependency on target 'EventSource-product' in project 'EventSource'
Target 'EventSource-product' in project 'EventSource'
➜ Explicit dependency on target 'EventSource' in project 'EventSource'
Target 'EventSource' in project 'EventSource' (no dependencies)
Target 'Logging-product' in project 'swift-log'
➜ Explicit dependency on target 'Logging' in project 'swift-log'
Target 'Logging' in project 'swift-log' (no dependencies)
Target 'SystemPackage-product' 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-27.0.0-Release.Candidate.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang -v -E -dM -arch arm64 -isysroot /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS27.0.sdk -x c -c /dev/null
ExecuteExternalTool /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/swiftc --version
ExecuteExternalTool /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang -v -E -dM -isysroot /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS27.0.sdk -x c -c /dev/null
ExecuteExternalTool /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/ld -version_details
ReadFileContents /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/share/docc/features.json
Build description signature: 0a232fa7d0259ff5ccadb95e30f5f81c
Build description path: /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/XCBuildData/0a232fa7d0259ff5ccadb95e30f5f81c.xcbuilddata
error: The package product 'MCP-product' requires minimum platform version 16.0 for the iOS platform, but this target supports 15.0 (in target 'swift-mcp-gui-product' from project 'swift-mcp-gui')
2026-09-25 05:24:07.520 xcodebuild[1008:5720] [MT] IDERunDestination: Supported platforms for the buildables in the current scheme is empty.
** BUILD FAILED **
The following build commands failed:
Building workspace swift-mcp-gui with scheme swift-mcp-gui
(1 failure)
Command line invocation:
/Applications/Xcode-27.0.0-Release.Candidate.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-mcp-gui: /Users/admin/builder/spi-builder-workspace
EventSource: https://github.com/mattt/eventsource.git @ 1.5.1
swift-nio: https://github.com/apple/swift-nio.git @ 2.103.0
swift-collections: https://github.com/apple/swift-collections.git @ 1.7.0
swift-argument-parser: https://github.com/apple/swift-argument-parser.git @ 1.8.2
SwiftAutoGUI: https://github.com/NakaokaRei/SwiftAutoGUI.git @ 0.30.0
swift-log: https://github.com/apple/swift-log.git @ 1.15.1
mcp-swift-sdk: https://github.com/modelcontextprotocol/swift-sdk.git @ 0.12.1
swift-atomics: https://github.com/apple/swift-atomics.git @ 1.3.1
resolved source packages: swift-system, swift-mcp-gui, EventSource, swift-nio, swift-collections, swift-argument-parser, SwiftAutoGUI, swift-log, mcp-swift-sdk, swift-atomics
2026-09-25 05:24:12.747 xcodebuild[1112:6306] [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" : "0.17.0",
"upper_bound" : "1.0.0"
}
]
},
"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" : "26.0"
}
],
"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" : "swift-mcp-gui",
"schemes" : [
"swift-mcp-gui"
]
}
}
2026-09-25 05:24:15.461 xcodebuild[1128:6422] [MT] IDERunDestination: Supported platforms for the buildables in the current scheme is empty.
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-27.0.0-Release.Candidate.app xcrun xcodebuild -IDEClonedSourcePackagesDirPathOverride=$PWD/.dependencies -skipMacroValidation -skipPackagePluginValidation -derivedDataPath $PWD/.derivedData build -scheme swift-mcp-gui -destination generic/platform=iOS
Command line invocation:
/Applications/Xcode-27.0.0-Release.Candidate.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=iOS
Resolve Package Graph
Resolved source packages:
swift-mcp-gui: /Users/admin/builder/spi-builder-workspace
mcp-swift-sdk: https://github.com/modelcontextprotocol/swift-sdk.git @ 0.12.1
swift-argument-parser: https://github.com/apple/swift-argument-parser.git @ 1.8.2
swift-system: https://github.com/apple/swift-system.git @ 1.8.1
EventSource: https://github.com/mattt/eventsource.git @ 1.5.1
swift-log: https://github.com/apple/swift-log.git @ 1.15.1
SwiftAutoGUI: https://github.com/NakaokaRei/SwiftAutoGUI.git @ 0.30.0
swift-collections: https://github.com/apple/swift-collections.git @ 1.7.0
swift-atomics: https://github.com/apple/swift-atomics.git @ 1.3.1
swift-nio: https://github.com/apple/swift-nio.git @ 2.103.0
ComputePackagePrebuildTargetDependencyGraph
Prepare packages
CreateBuildRequest
SendProjectDescription
CreateBuildOperation
ComputeTargetDependencyGraph
note: Building targets in dependency order
note: Target dependency graph (14 targets)
Target 'swift-mcp-gui-product' in project 'swift-mcp-gui'
➜ Explicit dependency on target 'MCP-product' in project 'mcp-swift-sdk'
➜ Explicit dependency on target 'SwiftAutoGUI-product' in project 'SwiftAutoGUI'
Target 'SwiftAutoGUI-product' in project 'SwiftAutoGUI'
➜ Explicit dependency on target 'SwiftAutoGUI' in project 'SwiftAutoGUI'
➜ Explicit dependency on target 'ImageRecognition' in project 'SwiftAutoGUI'
Target 'SwiftAutoGUI' in project 'SwiftAutoGUI'
➜ Explicit dependency on target 'ImageRecognition' in project 'SwiftAutoGUI'
Target 'ImageRecognition' in project 'SwiftAutoGUI'
➜ Explicit dependency on target 'SwiftAutoGUI_ImageRecognition' in project 'SwiftAutoGUI'
Target 'SwiftAutoGUI_ImageRecognition' in project 'SwiftAutoGUI' (no dependencies)
Target 'MCP-product' in project 'mcp-swift-sdk'
➜ Explicit dependency on target 'MCP' in project 'mcp-swift-sdk'
➜ Explicit dependency on target 'SystemPackage-product' in project 'swift-system'
➜ Explicit dependency on target 'Logging-product' in project 'swift-log'
➜ Explicit dependency on target 'EventSource-product' in project 'EventSource'
Target 'MCP' in project 'mcp-swift-sdk'
➜ Explicit dependency on target 'SystemPackage-product' in project 'swift-system'
➜ Explicit dependency on target 'Logging-product' in project 'swift-log'
➜ Explicit dependency on target 'EventSource-product' in project 'EventSource'
Target 'EventSource-product' in project 'EventSource'
➜ Explicit dependency on target 'EventSource' in project 'EventSource'
Target 'EventSource' in project 'EventSource' (no dependencies)
Target 'Logging-product' in project 'swift-log'
➜ Explicit dependency on target 'Logging' in project 'swift-log'
Target 'Logging' in project 'swift-log' (no dependencies)
Target 'SystemPackage-product' 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
error: The package product 'MCP-product' requires minimum platform version 16.0 for the iOS platform, but this target supports 15.0 (in target 'swift-mcp-gui-product' from project 'swift-mcp-gui')
2026-09-25 05:24:18.015 xcodebuild[1137:6507] [MT] IDERunDestination: Supported platforms for the buildables in the current scheme is empty.
** BUILD FAILED **
The following build commands failed:
Building workspace swift-mcp-gui with scheme swift-mcp-gui
(1 failure)
BUILD FAILURE 6.4 iOS