The Swift Package Index logo.Swift Package Index

Has it really been five years since Swift Package Index launched? Read our anniversary blog post!

Build Information

Failed to build WindowKit, reference main (1caf9b), with Swift 6.0 for macOS (Xcode) using Xcode 16.2 on 27 Oct 2025 23:20:56 UTC.

Build Command

env DEVELOPER_DIR=/Applications/Xcode-16.2.0.app xcrun xcodebuild -IDEClonedSourcePackagesDirPathOverride=$PWD/.dependencies -skipMacroValidation -skipPackagePluginValidation -derivedDataPath $PWD/.derivedData build -scheme WindowKit -destination platform=macOS,arch=arm64

Build Log

========================================
RunAll
========================================
Builder version: 4.68.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/divadretlaw/WindowKit.git
Reference: main
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/divadretlaw/WindowKit
 * branch            main       -> FETCH_HEAD
 * [new branch]      main       -> origin/main
HEAD is now at 1caf9b7 Merge pull request #10 from divadretlaw/fix-presentation-on-unattached-windowscene
Cloned https://github.com/divadretlaw/WindowKit.git
Revision (git rev-parse @):
1caf9b7bfed2f41a1e90807801bf4079d1b606cf
SPI manifest file found: $PWD/.spi.yml
SUCCESS checkout https://github.com/divadretlaw/WindowKit.git at main
========================================
Build
========================================
Selected platform:         macosXcodebuild
Swift version:             6.0
Building package at path:  $PWD
https://github.com/divadretlaw/WindowKit.git
Command line invocation:
    /Applications/Xcode-16.2.0.app/Contents/Developer/usr/bin/xcodebuild -IDEClonedSourcePackagesDirPathOverride=/Users/admin/builder/spi-builder-workspace/.dependencies -resolvePackageDependencies
User defaults from command line:
    IDEClonedSourcePackagesDirPathOverride = /Users/admin/builder/spi-builder-workspace/.dependencies
    IDEPackageSupportUseBuiltinSCM = YES
Resolve Package Graph
Fetching from https://github.com/divadretlaw/WindowReader
Fetching from https://github.com/divadretlaw/WindowSceneReader
Creating working copy of package ‘WindowReader’
Checking out 3.1.0 of package ‘WindowReader’
Creating working copy of package ‘WindowSceneReader’
Checking out 3.3.0 of package ‘WindowSceneReader’
Resolve Package Graph
Resolved source packages:
  WindowSceneReader: https://github.com/divadretlaw/WindowSceneReader @ 3.3.0
  WindowReader: https://github.com/divadretlaw/WindowReader @ 3.1.0
  WindowKit: /Users/admin/builder/spi-builder-workspace
resolved source packages: WindowSceneReader, WindowReader, WindowKit
{
  "dependencies" : [
    {
      "identity" : "windowreader",
      "requirement" : {
        "range" : [
          {
            "lower_bound" : "3.0.0",
            "upper_bound" : "4.0.0"
          }
        ]
      },
      "type" : "sourceControl",
      "url" : "https://github.com/divadretlaw/WindowReader"
    },
    {
      "identity" : "windowscenereader",
      "requirement" : {
        "range" : [
          {
            "lower_bound" : "3.2.0",
            "upper_bound" : "4.0.0"
          }
        ]
      },
      "type" : "sourceControl",
      "url" : "https://github.com/divadretlaw/WindowSceneReader"
    }
  ],
  "manifest_display_name" : "WindowKit",
  "name" : "WindowKit",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
    {
      "name" : "ios",
      "version" : "14.0"
    },
    {
      "name" : "tvos",
      "version" : "14.0"
    },
    {
      "name" : "visionos",
      "version" : "1.0"
    }
  ],
  "products" : [
    {
      "name" : "WindowKit",
      "targets" : [
        "WindowKit"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "WindowKit",
      "module_type" : "SwiftTarget",
      "name" : "WindowKit",
      "path" : "Sources/WindowKit",
      "product_dependencies" : [
        "WindowReader",
        "WindowSceneReader"
      ],
      "product_memberships" : [
        "WindowKit"
      ],
      "sources" : [
        "API.swift",
        "DynamicWindowKey.swift",
        "Environment/EnvironmentValuesHolder.swift",
        "Environment/WindowCoverDismissAction.swift",
        "Extensions/MainActor+Extensions.swift",
        "Extensions/UIViewController+Extensions.swift",
        "Logger.swift",
        "ViewModifier/TintApplier.swift",
        "WindowCover/WindowCover.swift",
        "WindowCover/WindowCoverConfiguration.swift",
        "WindowCover/WindowCoverHelper.swift",
        "WindowCover/WindowCoverHostingController.swift",
        "WindowCover/WindowCoverSheetConfiguration.swift",
        "WindowCover/WindowItemCover.swift",
        "WindowCover/WindowItemCoverHelper.swift",
        "WindowKey.swift",
        "WindowManager.swift",
        "WindowOverlay/PassthroughWindow.swift",
        "WindowOverlay/WindowOverlay.swift",
        "WindowOverlay/WindowOverlayConfiguration.swift",
        "WindowOverlay/WindowOverlayHelper.swift",
        "WindowOverlay/WindowOverlayHostingController.swift",
        "WindowValue.swift",
        "WindowView.swift"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "6.0"
}
{
  "workspace" : {
    "name" : "spi-builder-workspace",
    "schemes" : [
      "WindowKit"
    ]
  }
}
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-16.2.0.app xcrun xcodebuild -IDEClonedSourcePackagesDirPathOverride=$PWD/.dependencies -skipMacroValidation -skipPackagePluginValidation -derivedDataPath $PWD/.derivedData build -scheme WindowKit -destination platform=macOS,arch=arm64
Command line invocation:
    /Applications/Xcode-16.2.0.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 WindowKit -destination platform=macOS,arch=arm64
User defaults from command line:
    IDEClonedSourcePackagesDirPathOverride = /Users/admin/builder/spi-builder-workspace/.dependencies
    IDEDerivedDataPathOverride = /Users/admin/builder/spi-builder-workspace/.derivedData
    IDEPackageSupportUseBuiltinSCM = YES
Resolve Package Graph
Resolve Package Graph
Resolved source packages:
  WindowReader: https://github.com/divadretlaw/WindowReader @ 3.1.0
  WindowSceneReader: https://github.com/divadretlaw/WindowSceneReader @ 3.3.0
  WindowKit: /Users/admin/builder/spi-builder-workspace
Prepare packages
ComputeTargetDependencyGraph
note: Building targets in dependency order
note: Target dependency graph (6 targets)
    Target 'WindowKit' in project 'WindowKit'
        ➜ Explicit dependency on target 'WindowKit' in project 'WindowKit'
        ➜ Explicit dependency on target 'WindowReader' in project 'WindowReader'
        ➜ Explicit dependency on target 'WindowSceneReader' in project 'WindowSceneReader'
    Target 'WindowKit' in project 'WindowKit'
        ➜ Explicit dependency on target 'WindowReader' in project 'WindowReader'
        ➜ Explicit dependency on target 'WindowSceneReader' in project 'WindowSceneReader'
    Target 'WindowSceneReader' in project 'WindowSceneReader'
        ➜ Explicit dependency on target 'WindowSceneReader' in project 'WindowSceneReader'
        ➜ Explicit dependency on target 'WindowReader' in project 'WindowReader'
    Target 'WindowSceneReader' in project 'WindowSceneReader'
        ➜ Explicit dependency on target 'WindowReader' in project 'WindowReader'
    Target 'WindowReader' in project 'WindowReader'
        ➜ Explicit dependency on target 'WindowReader' in project 'WindowReader'
    Target 'WindowReader' in project 'WindowReader' (no dependencies)
GatherProvisioningInputs
CreateBuildDescription
ExecuteExternalTool /Applications/Xcode-16.2.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/swiftc --version
ExecuteExternalTool /Applications/Xcode-16.2.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang -v -E -dM -isysroot /Applications/Xcode-16.2.0.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX15.2.sdk -x c -c /dev/null
ExecuteExternalTool /Applications/Xcode-16.2.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/ld -version_details
Build description signature: 90a2cf8d9f1ec12953ebe675d43a5ad0
Build description path: /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/XCBuildData/90a2cf8d9f1ec12953ebe675d43a5ad0.xcbuilddata
error: The package product 'WindowReader' requires minimum platform version 10.15 for the macOS platform, but this target supports 10.13 (in target 'WindowKit' from project 'WindowKit')
error: The package product 'WindowSceneReader' requires minimum platform version 10.15 for the macOS platform, but this target supports 10.13 (in target 'WindowKit' from project 'WindowKit')
--- xcodebuild: WARNING: Using the first of multiple matching destinations:
{ platform:macOS, arch:arm64, id:18cceb4a5cf5546c1dfc91881c157dda000c47cc, name:My Mac }
{ platform:macOS, arch:arm64, variant:Mac Catalyst, id:18cceb4a5cf5546c1dfc91881c157dda000c47cc, name:My Mac }
{ platform:macOS, arch:arm64, variant:DriverKit, id:18cceb4a5cf5546c1dfc91881c157dda000c47cc, name:My Mac }
{ platform:macOS, arch:arm64, variant:Designed for [iPad,iPhone], id:18cceb4a5cf5546c1dfc91881c157dda000c47cc, name:My Mac }
** BUILD FAILED **
The following build commands failed:
	Building workspace spi-builder-workspace with scheme WindowKit
(1 failure)
Command line invocation:
    /Applications/Xcode-16.2.0.app/Contents/Developer/usr/bin/xcodebuild -IDEClonedSourcePackagesDirPathOverride=/Users/admin/builder/spi-builder-workspace/.dependencies -resolvePackageDependencies
User defaults from command line:
    IDEClonedSourcePackagesDirPathOverride = /Users/admin/builder/spi-builder-workspace/.dependencies
    IDEPackageSupportUseBuiltinSCM = YES
Resolve Package Graph
Resolved source packages:
  WindowReader: https://github.com/divadretlaw/WindowReader @ 3.1.0
  WindowSceneReader: https://github.com/divadretlaw/WindowSceneReader @ 3.3.0
  WindowKit: /Users/admin/builder/spi-builder-workspace
resolved source packages: WindowReader, WindowSceneReader, WindowKit
{
  "dependencies" : [
    {
      "identity" : "windowreader",
      "requirement" : {
        "range" : [
          {
            "lower_bound" : "3.0.0",
            "upper_bound" : "4.0.0"
          }
        ]
      },
      "type" : "sourceControl",
      "url" : "https://github.com/divadretlaw/WindowReader"
    },
    {
      "identity" : "windowscenereader",
      "requirement" : {
        "range" : [
          {
            "lower_bound" : "3.2.0",
            "upper_bound" : "4.0.0"
          }
        ]
      },
      "type" : "sourceControl",
      "url" : "https://github.com/divadretlaw/WindowSceneReader"
    }
  ],
  "manifest_display_name" : "WindowKit",
  "name" : "WindowKit",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
    {
      "name" : "ios",
      "version" : "14.0"
    },
    {
      "name" : "tvos",
      "version" : "14.0"
    },
    {
      "name" : "visionos",
      "version" : "1.0"
    }
  ],
  "products" : [
    {
      "name" : "WindowKit",
      "targets" : [
        "WindowKit"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "WindowKit",
      "module_type" : "SwiftTarget",
      "name" : "WindowKit",
      "path" : "Sources/WindowKit",
      "product_dependencies" : [
        "WindowReader",
        "WindowSceneReader"
      ],
      "product_memberships" : [
        "WindowKit"
      ],
      "sources" : [
        "API.swift",
        "DynamicWindowKey.swift",
        "Environment/EnvironmentValuesHolder.swift",
        "Environment/WindowCoverDismissAction.swift",
        "Extensions/MainActor+Extensions.swift",
        "Extensions/UIViewController+Extensions.swift",
        "Logger.swift",
        "ViewModifier/TintApplier.swift",
        "WindowCover/WindowCover.swift",
        "WindowCover/WindowCoverConfiguration.swift",
        "WindowCover/WindowCoverHelper.swift",
        "WindowCover/WindowCoverHostingController.swift",
        "WindowCover/WindowCoverSheetConfiguration.swift",
        "WindowCover/WindowItemCover.swift",
        "WindowCover/WindowItemCoverHelper.swift",
        "WindowKey.swift",
        "WindowManager.swift",
        "WindowOverlay/PassthroughWindow.swift",
        "WindowOverlay/WindowOverlay.swift",
        "WindowOverlay/WindowOverlayConfiguration.swift",
        "WindowOverlay/WindowOverlayHelper.swift",
        "WindowOverlay/WindowOverlayHostingController.swift",
        "WindowValue.swift",
        "WindowView.swift"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "6.0"
}
{
  "workspace" : {
    "name" : "spi-builder-workspace",
    "schemes" : [
      "WindowKit"
    ]
  }
}
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-16.2.0.app xcrun xcodebuild -IDEClonedSourcePackagesDirPathOverride=$PWD/.dependencies -skipMacroValidation -skipPackagePluginValidation -derivedDataPath $PWD/.derivedData build -scheme WindowKit -destination platform=macOS,arch=arm64
Command line invocation:
    /Applications/Xcode-16.2.0.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 WindowKit -destination platform=macOS,arch=arm64
User defaults from command line:
    IDEClonedSourcePackagesDirPathOverride = /Users/admin/builder/spi-builder-workspace/.dependencies
    IDEDerivedDataPathOverride = /Users/admin/builder/spi-builder-workspace/.derivedData
    IDEPackageSupportUseBuiltinSCM = YES
Resolve Package Graph
Resolved source packages:
  WindowKit: /Users/admin/builder/spi-builder-workspace
  WindowSceneReader: https://github.com/divadretlaw/WindowSceneReader @ 3.3.0
  WindowReader: https://github.com/divadretlaw/WindowReader @ 3.1.0
Prepare packages
ComputeTargetDependencyGraph
note: Building targets in dependency order
note: Target dependency graph (6 targets)
    Target 'WindowKit' in project 'WindowKit'
        ➜ Explicit dependency on target 'WindowKit' in project 'WindowKit'
        ➜ Explicit dependency on target 'WindowReader' in project 'WindowReader'
        ➜ Explicit dependency on target 'WindowSceneReader' in project 'WindowSceneReader'
    Target 'WindowKit' in project 'WindowKit'
        ➜ Explicit dependency on target 'WindowReader' in project 'WindowReader'
        ➜ Explicit dependency on target 'WindowSceneReader' in project 'WindowSceneReader'
    Target 'WindowSceneReader' in project 'WindowSceneReader'
        ➜ Explicit dependency on target 'WindowSceneReader' in project 'WindowSceneReader'
        ➜ Explicit dependency on target 'WindowReader' in project 'WindowReader'
    Target 'WindowSceneReader' in project 'WindowSceneReader'
        ➜ Explicit dependency on target 'WindowReader' in project 'WindowReader'
    Target 'WindowReader' in project 'WindowReader'
        ➜ Explicit dependency on target 'WindowReader' in project 'WindowReader'
    Target 'WindowReader' in project 'WindowReader' (no dependencies)
GatherProvisioningInputs
CreateBuildDescription
ExecuteExternalTool /Applications/Xcode-16.2.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/swiftc --version
ExecuteExternalTool /Applications/Xcode-16.2.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang -v -E -dM -isysroot /Applications/Xcode-16.2.0.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX15.2.sdk -x c -c /dev/null
ExecuteExternalTool /Applications/Xcode-16.2.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/ld -version_details
Build description signature: 90a2cf8d9f1ec12953ebe675d43a5ad0
Build description path: /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/XCBuildData/90a2cf8d9f1ec12953ebe675d43a5ad0.xcbuilddata
error: The package product 'WindowReader' requires minimum platform version 10.15 for the macOS platform, but this target supports 10.13 (in target 'WindowKit' from project 'WindowKit')
error: The package product 'WindowSceneReader' requires minimum platform version 10.15 for the macOS platform, but this target supports 10.13 (in target 'WindowKit' from project 'WindowKit')
--- xcodebuild: WARNING: Using the first of multiple matching destinations:
{ platform:macOS, arch:arm64, id:18cceb4a5cf5546c1dfc91881c157dda000c47cc, name:My Mac }
{ platform:macOS, arch:arm64, variant:Mac Catalyst, id:18cceb4a5cf5546c1dfc91881c157dda000c47cc, name:My Mac }
{ platform:macOS, arch:arm64, variant:DriverKit, id:18cceb4a5cf5546c1dfc91881c157dda000c47cc, name:My Mac }
{ platform:macOS, arch:arm64, variant:Designed for [iPad,iPhone], id:18cceb4a5cf5546c1dfc91881c157dda000c47cc, name:My Mac }
** BUILD FAILED **
The following build commands failed:
	Building workspace spi-builder-workspace with scheme WindowKit
(1 failure)
BUILD FAILURE 6.0 macosXcodebuild