The Swift Package Index logo.Swift Package Index

Build Information

Failed to build swift-mcp-gui, reference 0.1.0 (8902cb), with Swift 6.3 for macOS (Xcode) using Xcode 26.4 on 17 Apr 2026 23:55:04 UTC.

Build Command

env DEVELOPER_DIR=/Applications/Xcode-26.4.0.app xcrun xcodebuild -IDEClonedSourcePackagesDirPathOverride=$PWD/.dependencies -skipMacroValidation -skipPackagePluginValidation -derivedDataPath $PWD/.derivedData build -scheme swift-mcp-gui -destination platform=macOS,arch=arm64

Build Log

========================================
RunAll
========================================
Builder version: 4.70.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/NakaokaRei/swift-mcp-gui.git
Reference: 0.1.0
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/NakaokaRei/swift-mcp-gui
 * tag               0.1.0      -> FETCH_HEAD
HEAD is now at 8902cbc Merge pull request #24 from NakaokaRei/feature/capture-output-format
Cloned https://github.com/NakaokaRei/swift-mcp-gui.git
Revision (git rev-parse @):
8902cbc20e4ae7aee8adf34005ae560b28730490
SUCCESS checkout https://github.com/NakaokaRei/swift-mcp-gui.git at 0.1.0
========================================
Build
========================================
Selected platform:         macosXcodebuild
Swift version:             6.3
Building package at path:  $PWD
https://github.com/NakaokaRei/swift-mcp-gui.git
Command line invocation:
    /Applications/Xcode-26.4.0.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/mattt/eventsource.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/yeatse/opencv-spm.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-system’
Checking out 1.6.4 of package ‘swift-system’
Creating working copy of package ‘SwiftAutoGUI’
Checking out 0.20.0 of package ‘SwiftAutoGUI’
Creating working copy of package ‘swift-collections’
Checking out 1.4.1 of package ‘swift-collections’
Creating working copy of package ‘eventsource’
Checking out 1.4.1 of package ‘eventsource’
Creating working copy of package ‘swift-atomics’
Checking out 1.3.0 of package ‘swift-atomics’
Creating working copy of package ‘swift-argument-parser’
Checking out 1.7.1 of package ‘swift-argument-parser’
Creating working copy of package ‘opencv-spm’
Checking out 4.13.0 of package ‘opencv-spm’
Creating working copy of package ‘swift-log’
Checking out 1.12.0 of package ‘swift-log’
Creating working copy of package ‘swift-nio’
Checking out 2.98.0 of package ‘swift-nio’
Creating working copy of package ‘swift-sdk’
Checking out 0.12.0 of package ‘swift-sdk’
Resolve Package Graph
Resolved source packages:
  swift-system: https://github.com/apple/swift-system.git @ 1.6.4
  swift-nio: https://github.com/apple/swift-nio.git @ 2.98.0
  swift-argument-parser: https://github.com/apple/swift-argument-parser.git @ 1.7.1
  swift-log: https://github.com/apple/swift-log.git @ 1.12.0
  mcp-swift-sdk: https://github.com/modelcontextprotocol/swift-sdk.git @ 0.12.0
  swift-collections: https://github.com/apple/swift-collections.git @ 1.4.1
  EventSource: https://github.com/mattt/eventsource.git @ 1.4.1
  swift-atomics: https://github.com/apple/swift-atomics.git @ 1.3.0
  swift-mcp-gui: /Users/admin/builder/spi-builder-workspace
  SwiftAutoGUI: https://github.com/NakaokaRei/SwiftAutoGUI.git @ 0.20.0
  OpenCV: https://github.com/yeatse/opencv-spm.git @ 4.13.0
resolved source packages: swift-system, swift-nio, swift-argument-parser, swift-log, mcp-swift-sdk, swift-collections, EventSource, swift-atomics, swift-mcp-gui, SwiftAutoGUI, OpenCV
2026-04-17 19:54:28.609 xcodebuild[563:3100] [MT] IDERunDestination: Supported platforms for the buildables in the current scheme is empty.
{
  "dependencies" : [
    {
      "identity" : "swift-sdk",
      "requirement" : {
        "range" : [
          {
            "lower_bound" : "0.9.0",
            "upper_bound" : "1.0.0"
          }
        ]
      },
      "type" : "sourceControl",
      "url" : "https://github.com/modelcontextprotocol/swift-sdk.git"
    },
    {
      "identity" : "swiftautogui",
      "requirement" : {
        "range" : [
          {
            "lower_bound" : "0.10.0",
            "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" : "15.0"
    }
  ],
  "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/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/GetScreenSizeTool.swift",
        "Tools/Screen/SaveScreenshotTool.swift",
        "Tools/Screen/ScrollTool.swift",
        "Tools/ToolRegistry.swift",
        "Utilities/ParameterParser.swift",
        "main.swift"
      ],
      "type" : "executable"
    }
  ],
  "tools_version" : "6.0"
}
{
  "workspace" : {
    "name" : "spi-builder-workspace",
    "schemes" : [
      "swift-mcp-gui"
    ]
  }
}
2026-04-17 19:54:38.149 xcodebuild[1094:5891] [MT] IDERunDestination: Supported platforms for the buildables in the current scheme is empty.
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-26.4.0.app xcrun xcodebuild -IDEClonedSourcePackagesDirPathOverride=$PWD/.dependencies -skipMacroValidation -skipPackagePluginValidation -derivedDataPath $PWD/.derivedData build -scheme swift-mcp-gui -destination platform=macOS,arch=arm64
Command line invocation:
    /Applications/Xcode-26.4.0.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 platform=macOS,arch=arm64
Resolve Package Graph
Resolve Package Graph
Resolved source packages:
  swift-argument-parser: https://github.com/apple/swift-argument-parser.git @ 1.7.1
  mcp-swift-sdk: https://github.com/modelcontextprotocol/swift-sdk.git @ 0.12.0
  EventSource: https://github.com/mattt/eventsource.git @ 1.4.1
  SwiftAutoGUI: https://github.com/NakaokaRei/SwiftAutoGUI.git @ 0.20.0
  swift-system: https://github.com/apple/swift-system.git @ 1.6.4
  swift-collections: https://github.com/apple/swift-collections.git @ 1.4.1
  OpenCV: https://github.com/yeatse/opencv-spm.git @ 4.13.0
  swift-atomics: https://github.com/apple/swift-atomics.git @ 1.3.0
  swift-nio: https://github.com/apple/swift-nio.git @ 2.98.0
  swift-log: https://github.com/apple/swift-log.git @ 1.12.0
  swift-mcp-gui: /Users/admin/builder/spi-builder-workspace
ComputePackagePrebuildTargetDependencyGraph
Prepare packages
CreateBuildRequest
SendProjectDescription
CreateBuildOperation
ComputeTargetDependencyGraph
note: Building targets in dependency order
note: Target dependency graph (32 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 'OpenCV' in project 'OpenCV'
    Target 'SwiftAutoGUI' in project 'SwiftAutoGUI'
        ➜ Explicit dependency on target 'OpenCV' in project 'OpenCV'
    Target 'OpenCV' in project 'OpenCV'
        ➜ Explicit dependency on target 'opencv2-dependencies' in project 'OpenCV'
    Target 'opencv2-dependencies' in project 'OpenCV' (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'
        ➜ Explicit dependency on target 'NIOCore' in project 'swift-nio'
    Target 'EventSource' in project 'EventSource'
        ➜ Explicit dependency on target 'NIOCore' in project 'swift-nio'
    Target 'NIOCore' in project 'swift-nio'
        ➜ Explicit dependency on target 'NIOCore' in project 'swift-nio'
        ➜ Explicit dependency on target 'CNIOAtomics' in project 'swift-nio'
        ➜ Explicit dependency on target 'NIOConcurrencyHelpers' in project 'swift-nio'
        ➜ Explicit dependency on target '_NIOBase64' in project 'swift-nio'
        ➜ Explicit dependency on target 'CNIOOpenBSD' in project 'swift-nio'
        ➜ Explicit dependency on target 'CNIODarwin' in project 'swift-nio'
        ➜ Explicit dependency on target 'CNIOLinux' in project 'swift-nio'
        ➜ Explicit dependency on target 'CNIOWindows' in project 'swift-nio'
        ➜ Explicit dependency on target 'CNIOWASI' in project 'swift-nio'
        ➜ Explicit dependency on target '_NIODataStructures' in project 'swift-nio'
        ➜ Explicit dependency on target 'DequeModule' in project 'swift-collections'
        ➜ Explicit dependency on target 'Atomics' in project 'swift-atomics'
    Target 'NIOCore' in project 'swift-nio'
        ➜ Explicit dependency on target 'CNIOAtomics' in project 'swift-nio'
        ➜ Explicit dependency on target 'NIOConcurrencyHelpers' in project 'swift-nio'
        ➜ Explicit dependency on target '_NIOBase64' in project 'swift-nio'
        ➜ Explicit dependency on target 'CNIOOpenBSD' in project 'swift-nio'
        ➜ Explicit dependency on target 'CNIODarwin' in project 'swift-nio'
        ➜ Explicit dependency on target 'CNIOLinux' in project 'swift-nio'
        ➜ Explicit dependency on target 'CNIOWindows' in project 'swift-nio'
        ➜ Explicit dependency on target 'CNIOWASI' in project 'swift-nio'
        ➜ Explicit dependency on target '_NIODataStructures' in project 'swift-nio'
        ➜ Explicit dependency on target 'DequeModule' in project 'swift-collections'
        ➜ Explicit dependency on target 'Atomics' in project 'swift-atomics'
    Target 'Atomics' in project 'swift-atomics'
        ➜ Explicit dependency on target 'Atomics' in project 'swift-atomics'
        ➜ Explicit dependency on target '_AtomicsShims' in project 'swift-atomics'
    Target 'Atomics' in project 'swift-atomics'
        ➜ Explicit dependency on target '_AtomicsShims' in project 'swift-atomics'
    Target '_AtomicsShims' in project 'swift-atomics' (no dependencies)
    Target 'DequeModule' in project 'swift-collections'
        ➜ Explicit dependency on target 'DequeModule' in project 'swift-collections'
        ➜ Explicit dependency on target 'InternalCollectionsUtilities' in project 'swift-collections'
        ➜ Explicit dependency on target 'ContainersPreview' in project 'swift-collections'
    Target 'DequeModule' in project 'swift-collections'
        ➜ Explicit dependency on target 'InternalCollectionsUtilities' in project 'swift-collections'
        ➜ Explicit dependency on target 'ContainersPreview' in project 'swift-collections'
    Target 'ContainersPreview' in project 'swift-collections'
        ➜ Explicit dependency on target 'InternalCollectionsUtilities' in project 'swift-collections'
    Target 'InternalCollectionsUtilities' in project 'swift-collections' (no dependencies)
    Target '_NIODataStructures' in project 'swift-nio' (no dependencies)
    Target 'CNIOWASI' in project 'swift-nio' (no dependencies)
    Target 'CNIOWindows' in project 'swift-nio' (no dependencies)
    Target 'CNIOLinux' in project 'swift-nio' (no dependencies)
    Target 'CNIODarwin' in project 'swift-nio' (no dependencies)
    Target 'CNIOOpenBSD' in project 'swift-nio' (no dependencies)
    Target '_NIOBase64' in project 'swift-nio' (no dependencies)
    Target 'NIOConcurrencyHelpers' in project 'swift-nio'
        ➜ Explicit dependency on target 'CNIOAtomics' in project 'swift-nio'
    Target 'CNIOAtomics' in project 'swift-nio' (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-26.4.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang -v -E -dM -arch arm64 -isysroot /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX26.4.sdk -x c -c /dev/null
ExecuteExternalTool /Applications/Xcode-26.4.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/swiftc --version
ExecuteExternalTool /Applications/Xcode-26.4.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang -v -E -dM -isysroot /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX26.4.sdk -x c -c /dev/null
ExecuteExternalTool /Applications/Xcode-26.4.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/ld -version_details
ReadFileContents /Applications/Xcode-26.4.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/share/docc/features.json
Build description signature: b3feb3bd8bac88fd9cd08cee66545dbc
Build description path: /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/XCBuildData/b3feb3bd8bac88fd9cd08cee66545dbc.xcbuilddata
error: The package product 'SwiftAutoGUI' requires minimum platform version 26.0 for the macOS platform, but this target supports 15.0 (in target 'swift-mcp-gui' from project 'swift-mcp-gui')
2026-04-17 19:54:44.696 xcodebuild[1137:6090] [MT] IDERunDestination: Supported platforms for the buildables in the current scheme is empty.
--- xcodebuild: WARNING: Using the first of multiple matching destinations:
{ platform:macOS, arch:arm64, id:c87a991279fdd71d2699d9f50254b8c410467c0b, name:My Mac }
{ platform:macOS, arch:arm64, variant:Mac Catalyst, id:c87a991279fdd71d2699d9f50254b8c410467c0b, name:My Mac }
{ platform:macOS, arch:arm64, variant:DriverKit, id:c87a991279fdd71d2699d9f50254b8c410467c0b, name:My Mac }
{ platform:macOS, arch:arm64, variant:Designed for [iPad,iPhone], id:c87a991279fdd71d2699d9f50254b8c410467c0b, name:My Mac }
** BUILD FAILED **
The following build commands failed:
	Building workspace spi-builder-workspace with scheme swift-mcp-gui
(1 failure)
Command line invocation:
    /Applications/Xcode-26.4.0.app/Contents/Developer/usr/bin/xcodebuild -IDEClonedSourcePackagesDirPathOverride=/Users/admin/builder/spi-builder-workspace/.dependencies -resolvePackageDependencies
Resolve Package Graph
Resolved source packages:
  swift-collections: https://github.com/apple/swift-collections.git @ 1.4.1
  swift-nio: https://github.com/apple/swift-nio.git @ 2.98.0
  swift-atomics: https://github.com/apple/swift-atomics.git @ 1.3.0
  swift-system: https://github.com/apple/swift-system.git @ 1.6.4
  mcp-swift-sdk: https://github.com/modelcontextprotocol/swift-sdk.git @ 0.12.0
  swift-log: https://github.com/apple/swift-log.git @ 1.12.0
  EventSource: https://github.com/mattt/eventsource.git @ 1.4.1
  SwiftAutoGUI: https://github.com/NakaokaRei/SwiftAutoGUI.git @ 0.20.0
  OpenCV: https://github.com/yeatse/opencv-spm.git @ 4.13.0
  swift-argument-parser: https://github.com/apple/swift-argument-parser.git @ 1.7.1
  swift-mcp-gui: /Users/admin/builder/spi-builder-workspace
resolved source packages: swift-collections, swift-nio, swift-atomics, swift-system, mcp-swift-sdk, swift-log, EventSource, SwiftAutoGUI, OpenCV, swift-argument-parser, swift-mcp-gui
2026-04-17 19:54:55.018 xcodebuild[1307:6891] [MT] IDERunDestination: Supported platforms for the buildables in the current scheme is empty.
{
  "dependencies" : [
    {
      "identity" : "swift-sdk",
      "requirement" : {
        "range" : [
          {
            "lower_bound" : "0.9.0",
            "upper_bound" : "1.0.0"
          }
        ]
      },
      "type" : "sourceControl",
      "url" : "https://github.com/modelcontextprotocol/swift-sdk.git"
    },
    {
      "identity" : "swiftautogui",
      "requirement" : {
        "range" : [
          {
            "lower_bound" : "0.10.0",
            "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" : "15.0"
    }
  ],
  "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/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/GetScreenSizeTool.swift",
        "Tools/Screen/SaveScreenshotTool.swift",
        "Tools/Screen/ScrollTool.swift",
        "Tools/ToolRegistry.swift",
        "Utilities/ParameterParser.swift",
        "main.swift"
      ],
      "type" : "executable"
    }
  ],
  "tools_version" : "6.0"
}
{
  "workspace" : {
    "name" : "spi-builder-workspace",
    "schemes" : [
      "swift-mcp-gui"
    ]
  }
}
2026-04-17 19:54:57.262 xcodebuild[1353:7119] [MT] IDERunDestination: Supported platforms for the buildables in the current scheme is empty.
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-26.4.0.app xcrun xcodebuild -IDEClonedSourcePackagesDirPathOverride=$PWD/.dependencies -skipMacroValidation -skipPackagePluginValidation -derivedDataPath $PWD/.derivedData build -scheme swift-mcp-gui -destination platform=macOS,arch=arm64
Command line invocation:
    /Applications/Xcode-26.4.0.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 platform=macOS,arch=arm64
Resolve Package Graph
Resolved source packages:
  EventSource: https://github.com/mattt/eventsource.git @ 1.4.1
  swift-log: https://github.com/apple/swift-log.git @ 1.12.0
  swift-system: https://github.com/apple/swift-system.git @ 1.6.4
  swift-nio: https://github.com/apple/swift-nio.git @ 2.98.0
  SwiftAutoGUI: https://github.com/NakaokaRei/SwiftAutoGUI.git @ 0.20.0
  swift-collections: https://github.com/apple/swift-collections.git @ 1.4.1
  swift-atomics: https://github.com/apple/swift-atomics.git @ 1.3.0
  swift-argument-parser: https://github.com/apple/swift-argument-parser.git @ 1.7.1
  swift-mcp-gui: /Users/admin/builder/spi-builder-workspace
  OpenCV: https://github.com/yeatse/opencv-spm.git @ 4.13.0
  mcp-swift-sdk: https://github.com/modelcontextprotocol/swift-sdk.git @ 0.12.0
ComputePackagePrebuildTargetDependencyGraph
Prepare packages
CreateBuildRequest
SendProjectDescription
CreateBuildOperation
ComputeTargetDependencyGraph
note: Building targets in dependency order
note: Target dependency graph (32 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 'OpenCV' in project 'OpenCV'
    Target 'SwiftAutoGUI' in project 'SwiftAutoGUI'
        ➜ Explicit dependency on target 'OpenCV' in project 'OpenCV'
    Target 'OpenCV' in project 'OpenCV'
        ➜ Explicit dependency on target 'opencv2-dependencies' in project 'OpenCV'
    Target 'opencv2-dependencies' in project 'OpenCV' (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'
        ➜ Explicit dependency on target 'NIOCore' in project 'swift-nio'
    Target 'EventSource' in project 'EventSource'
        ➜ Explicit dependency on target 'NIOCore' in project 'swift-nio'
    Target 'NIOCore' in project 'swift-nio'
        ➜ Explicit dependency on target 'NIOCore' in project 'swift-nio'
        ➜ Explicit dependency on target 'CNIOAtomics' in project 'swift-nio'
        ➜ Explicit dependency on target 'NIOConcurrencyHelpers' in project 'swift-nio'
        ➜ Explicit dependency on target '_NIOBase64' in project 'swift-nio'
        ➜ Explicit dependency on target 'CNIOOpenBSD' in project 'swift-nio'
        ➜ Explicit dependency on target 'CNIODarwin' in project 'swift-nio'
        ➜ Explicit dependency on target 'CNIOLinux' in project 'swift-nio'
        ➜ Explicit dependency on target 'CNIOWindows' in project 'swift-nio'
        ➜ Explicit dependency on target 'CNIOWASI' in project 'swift-nio'
        ➜ Explicit dependency on target '_NIODataStructures' in project 'swift-nio'
        ➜ Explicit dependency on target 'DequeModule' in project 'swift-collections'
        ➜ Explicit dependency on target 'Atomics' in project 'swift-atomics'
    Target 'NIOCore' in project 'swift-nio'
        ➜ Explicit dependency on target 'CNIOAtomics' in project 'swift-nio'
        ➜ Explicit dependency on target 'NIOConcurrencyHelpers' in project 'swift-nio'
        ➜ Explicit dependency on target '_NIOBase64' in project 'swift-nio'
        ➜ Explicit dependency on target 'CNIOOpenBSD' in project 'swift-nio'
        ➜ Explicit dependency on target 'CNIODarwin' in project 'swift-nio'
        ➜ Explicit dependency on target 'CNIOLinux' in project 'swift-nio'
        ➜ Explicit dependency on target 'CNIOWindows' in project 'swift-nio'
        ➜ Explicit dependency on target 'CNIOWASI' in project 'swift-nio'
        ➜ Explicit dependency on target '_NIODataStructures' in project 'swift-nio'
        ➜ Explicit dependency on target 'DequeModule' in project 'swift-collections'
        ➜ Explicit dependency on target 'Atomics' in project 'swift-atomics'
    Target 'Atomics' in project 'swift-atomics'
        ➜ Explicit dependency on target 'Atomics' in project 'swift-atomics'
        ➜ Explicit dependency on target '_AtomicsShims' in project 'swift-atomics'
    Target 'Atomics' in project 'swift-atomics'
        ➜ Explicit dependency on target '_AtomicsShims' in project 'swift-atomics'
    Target '_AtomicsShims' in project 'swift-atomics' (no dependencies)
    Target 'DequeModule' in project 'swift-collections'
        ➜ Explicit dependency on target 'DequeModule' in project 'swift-collections'
        ➜ Explicit dependency on target 'InternalCollectionsUtilities' in project 'swift-collections'
        ➜ Explicit dependency on target 'ContainersPreview' in project 'swift-collections'
    Target 'DequeModule' in project 'swift-collections'
        ➜ Explicit dependency on target 'InternalCollectionsUtilities' in project 'swift-collections'
        ➜ Explicit dependency on target 'ContainersPreview' in project 'swift-collections'
    Target 'ContainersPreview' in project 'swift-collections'
        ➜ Explicit dependency on target 'InternalCollectionsUtilities' in project 'swift-collections'
    Target 'InternalCollectionsUtilities' in project 'swift-collections' (no dependencies)
    Target '_NIODataStructures' in project 'swift-nio' (no dependencies)
    Target 'CNIOWASI' in project 'swift-nio' (no dependencies)
    Target 'CNIOWindows' in project 'swift-nio' (no dependencies)
    Target 'CNIOLinux' in project 'swift-nio' (no dependencies)
    Target 'CNIODarwin' in project 'swift-nio' (no dependencies)
    Target 'CNIOOpenBSD' in project 'swift-nio' (no dependencies)
    Target '_NIOBase64' in project 'swift-nio' (no dependencies)
    Target 'NIOConcurrencyHelpers' in project 'swift-nio'
        ➜ Explicit dependency on target 'CNIOAtomics' in project 'swift-nio'
    Target 'CNIOAtomics' in project 'swift-nio' (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-26.4.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang -v -E -dM -arch arm64 -isysroot /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX26.4.sdk -x c -c /dev/null
ExecuteExternalTool /Applications/Xcode-26.4.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/swiftc --version
ExecuteExternalTool /Applications/Xcode-26.4.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang -v -E -dM -isysroot /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX26.4.sdk -x c -c /dev/null
ExecuteExternalTool /Applications/Xcode-26.4.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/ld -version_details
ReadFileContents /Applications/Xcode-26.4.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/share/docc/features.json
Build description signature: b3feb3bd8bac88fd9cd08cee66545dbc
Build description path: /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/XCBuildData/b3feb3bd8bac88fd9cd08cee66545dbc.xcbuilddata
error: The package product 'SwiftAutoGUI' requires minimum platform version 26.0 for the macOS platform, but this target supports 15.0 (in target 'swift-mcp-gui' from project 'swift-mcp-gui')
2026-04-17 19:54:59.246 xcodebuild[1392:7287] [MT] IDERunDestination: Supported platforms for the buildables in the current scheme is empty.
--- xcodebuild: WARNING: Using the first of multiple matching destinations:
{ platform:macOS, arch:arm64, id:c87a991279fdd71d2699d9f50254b8c410467c0b, name:My Mac }
{ platform:macOS, arch:arm64, variant:Mac Catalyst, id:c87a991279fdd71d2699d9f50254b8c410467c0b, name:My Mac }
{ platform:macOS, arch:arm64, variant:DriverKit, id:c87a991279fdd71d2699d9f50254b8c410467c0b, name:My Mac }
{ platform:macOS, arch:arm64, variant:Designed for [iPad,iPhone], id:c87a991279fdd71d2699d9f50254b8c410467c0b, name:My Mac }
** BUILD FAILED **
The following build commands failed:
	Building workspace spi-builder-workspace with scheme swift-mcp-gui
(1 failure)
BUILD FAILURE 6.3 macosXcodebuild