Swift Package Index

Build Information

Failed to build PlaceholderKit with Swift 6.3 for macOS (Xcode) using Xcode 26.4.

Build Command

Build command unavailable

Build Log

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RunAll
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Builder version: 4.70.0
Interrupt handler set up.
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Checkout
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Clone URL: https://github.com/simonlee2/PlaceholderKit.git
Reference: 0.0.7
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/simonlee2/PlaceholderKit
 * tag               0.0.7      -> FETCH_HEAD
HEAD is now at a98d6bf version 0.0.7
Cloned https://github.com/simonlee2/PlaceholderKit.git
Revision (git rev-parse @):
a98d6bf888d3360669f2af78417d5bcb2e9105b5
SUCCESS checkout https://github.com/simonlee2/PlaceholderKit.git at 0.0.7
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Build
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Selected platform:         macosXcodebuild
Swift version:             6.3
Building package at path:  $PWD
https://github.com/simonlee2/PlaceholderKit.git
Command line invocation:
    /Applications/Xcode-26.4.0.app/Contents/Developer/usr/bin/xcodebuild -IDEClonedSourcePackagesDirPathOverride=/Users/admin/builder/spi-builder-workspace/.dependencies -resolvePackageDependencies
resolved source packages:
{
  "dependencies" : [
  ],
  "manifest_display_name" : "PlaceholderKit",
  "name" : "PlaceholderKit",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
  ],
  "products" : [
    {
      "name" : "PlaceholderKit",
      "targets" : [
        "PlaceholderKit"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "PlaceholderKitTests",
      "module_type" : "SwiftTarget",
      "name" : "PlaceholderKitTests",
      "path" : "Tests/PlaceholderKitTests",
      "sources" : [
        "PlaceholderFactoryTests.swift"
      ],
      "target_dependencies" : [
        "PlaceholderKit"
      ],
      "type" : "test"
    },
    {
      "c99name" : "PlaceholderKit",
      "module_type" : "SwiftTarget",
      "name" : "PlaceholderKit",
      "path" : "Sources/PlaceholderKit",
      "product_memberships" : [
        "PlaceholderKit"
      ],
      "sources" : [
        "NSImage+Placeholder.swift",
        "PhotosLibrary.swift",
        "PlaceholderKit.swift",
        "UIImage+Placeholder.swift"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "4.0"
}
{
  "project" : {
    "configurations" : [
      "Debug",
      "Release"
    ],
    "name" : "PlaceholderKit",
    "schemes" : [
      "PlaceholderKit"
    ],
    "targets" : [
      "PlaceholderKit",
      "PlaceholderKitTests"
    ]
  }
}
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-26.4.0.app xcrun xcodebuild -IDEClonedSourcePackagesDirPathOverride=$PWD/.dependencies -skipMacroValidation -skipPackagePluginValidation -derivedDataPath $PWD/.derivedData build -scheme PlaceholderKit -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 PlaceholderKit -destination platform=macOS,arch=arm64
2026-04-10 17:03:13.419 xcodebuild[624:3774] Writing error result bundle to /var/folders/xq/y_g06wb113726d38xsyx71_h0000gn/T/ResultBundle_2026-10-04_17-03-0013.xcresult
xcodebuild: error: Unable to find a destination matching the provided destination specifier:
		{ platform:macOS, arch:arm64 }
	Available destinations for the "PlaceholderKit" scheme:
		{ platform:macOS, arch:x86_64, id:a8219660ffb42eb3ebf946483380279bf8ead626, name:My Mac }
		{ platform:iOS, id:dvtdevice-DVTiPhonePlaceholder-iphoneos:placeholder, name:Any iOS Device }
		{ platform:iOS Simulator, id:dvtdevice-DVTiOSDeviceSimulatorPlaceholder-iphonesimulator:placeholder, name:Any iOS Simulator Device }
		{ platform:macOS, name:Any Mac }
INFRASTRUCTURE ERROR (status: destinationUnavailable