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Build Information

Failed to build MathKit with Swift 6.3 for visionOS using Xcode 26.4.

Build Command

Build command unavailable

Build Log

========================================
RunAll
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Builder version: 4.70.0
Interrupt handler set up.
========================================
Checkout
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Clone URL: https://github.com/liam923/MathKit.git
Reference: 1.0.1
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/liam923/MathKit
 * tag               1.0.1      -> FETCH_HEAD
HEAD is now at 9d76130 Added README.md
Cloned https://github.com/liam923/MathKit.git
Revision (git rev-parse @):
9d76130a0cc812e861b84925d7b2aeaa67d99217
SUCCESS checkout https://github.com/liam923/MathKit.git at 1.0.1
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Build
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Selected platform:         visionOS
Swift version:             6.3
Building package at path:  $PWD
https://github.com/liam923/MathKit.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" : "MathKit",
  "name" : "MathKit",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
  ],
  "products" : [
    {
      "name" : "MathKit",
      "targets" : [
        "MathKit"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "MathKitTests",
      "module_type" : "SwiftTarget",
      "name" : "MathKitTests",
      "path" : "Tests/MathKitTests",
      "sources" : [
        "MathKitTests.swift",
        "XCTestManifests.swift"
      ],
      "target_dependencies" : [
        "MathKit"
      ],
      "type" : "test"
    },
    {
      "c99name" : "MathKit",
      "module_type" : "SwiftTarget",
      "name" : "MathKit",
      "path" : "Sources/MathKit",
      "product_memberships" : [
        "MathKit"
      ],
      "sources" : [
        "Graph/GraphScene.swift",
        "Graph/Point.swift",
        "Graph/Window.swift",
        "Math/Equation.swift",
        "Math/Errors.swift",
        "Math/Expression.swift",
        "Math/Function.swift",
        "Math/FunctionValue.swift",
        "Math/Math.swift",
        "Math/Mode.swift",
        "Math/Number.swift",
        "Math/Object.swift",
        "Math/System.swift",
        "Math/Term.swift",
        "Math/Value.swift",
        "Math/Variable.swift",
        "Math/VariableValue.swift"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "4.2"
}
{
  "project" : {
    "configurations" : [
      "Debug",
      "Release"
    ],
    "name" : "MathKit",
    "schemes" : [
      "MathKit-Package"
    ],
    "targets" : [
      "MathKit",
      "MathKitPackageDescription",
      "MathKitPackageTests",
      "MathKitTests"
    ]
  }
}
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-26.4.0.app xcrun xcodebuild -IDEClonedSourcePackagesDirPathOverride=$PWD/.dependencies -skipMacroValidation -skipPackagePluginValidation -derivedDataPath $PWD/.derivedData build -scheme MathKit-Package -destination generic/platform=xrOS
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 MathKit-Package -destination generic/platform=xrOS
2026-04-10 18:46:38.421 xcodebuild[624:3782] Writing error result bundle to /var/folders/xq/y_g06wb113726d38xsyx71_h0000gn/T/ResultBundle_2026-10-04_18-46-0038.xcresult
xcodebuild: error: Unable to find a destination matching the provided destination specifier:
		{ generic:1, platform:xrOS }
	Available destinations for the "MathKit-Package" scheme:
		{ platform:macOS, arch:arm64, id:2fa4eec7a9c34676adceca6d07ecd85f249299e0, name:My Mac }
		{ platform:macOS, arch:x86_64, id:2fa4eec7a9c34676adceca6d07ecd85f249299e0, 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 }
		{ platform:tvOS, id:dvtdevice-DVTiOSDevicePlaceholder-appletvos:placeholder, name:Any tvOS Device }
		{ platform:tvOS Simulator, id:dvtdevice-DVTiOSDeviceSimulatorPlaceholder-appletvsimulator:placeholder, name:Any tvOS Simulator Device }
		{ platform:watchOS, id:dvtdevice-DVTiOSDevicePlaceholder-watchos:placeholder, name:Any watchOS Device }
		{ platform:watchOS Simulator, id:dvtdevice-DVTiOSDeviceSimulatorPlaceholder-watchsimulator:placeholder, name:Any watchOS Simulator Device }
		{ platform:tvOS Simulator, arch:arm64, id:EB41DD69-50EA-4A70-A0F3-B1F466EA63FD, OS:26.4, name:Apple TV }
		{ platform:tvOS Simulator, arch:arm64, id:18F5F773-9DDF-4D28-BE08-2EE01B9FE04D, OS:26.4, name:Apple TV 4K (3rd generation) }
		{ platform:tvOS Simulator, arch:arm64, id:8753D4DB-0EAD-4642-AE61-CF841A16BD50, OS:26.4, name:Apple TV 4K (3rd generation) (at 1080p) }
		{ platform:watchOS Simulator, arch:arm64, id:21136BB6-0BE4-4F7C-B65A-9D5D377866B7, OS:26.4, name:Apple Watch SE 3 (40mm) }
		{ platform:watchOS Simulator, arch:arm64, id:5F5B3141-7CE9-4C68-BDEF-F50E137CB489, OS:26.4, name:Apple Watch SE 3 (44mm) }
		{ platform:watchOS Simulator, arch:arm64, id:D6424336-ADAE-465D-8F02-54AB28C2A306, OS:26.4, name:Apple Watch Series 11 (42mm) }
		{ platform:watchOS Simulator, arch:arm64, id:EA70B146-8CB0-4192-8C25-04DF59477105, OS:26.4, name:Apple Watch Series 11 (46mm) }
		{ platform:watchOS Simulator, arch:arm64, id:C12BDEDA-46B1-43B5-A69B-7029487C2761, OS:26.4, name:Apple Watch Ultra 3 (49mm) }
		{ platform:iOS Simulator, arch:arm64, id:ED6D44FB-E2CB-4753-A0FD-FD31596FEC80, OS:26.4, name:iPad (A16) }
		{ platform:iOS Simulator, arch:arm64, id:BCEC8334-6B95-4648-94D6-7CF60E7EFD82, OS:26.4, name:iPad Air 11-inch (M4) }
		{ platform:iOS Simulator, arch:arm64, id:45BB79BC-7646-4F19-8D06-DCBD411E98C0, OS:26.4, name:iPad Air 13-inch (M4) }
		{ platform:iOS Simulator, arch:arm64, id:1C3FCF57-F496-44A8-91C7-42D1FBB47B6C, OS:26.4, name:iPad Pro 11-inch (M5) }
		{ platform:iOS Simulator, arch:arm64, id:78ECA907-6BCE-4638-957D-C2669C42F4B7, OS:26.4, name:iPad Pro 13-inch (M5) }
		{ platform:iOS Simulator, arch:arm64, id:4E377BD7-D244-4C67-AA71-C9334B19DD83, OS:26.4, name:iPad mini (A17 Pro) }
		{ platform:iOS Simulator, arch:arm64, id:5E07715F-630C-4684-A995-1B2EE7BD6598, OS:26.4, name:iPhone 17 }
		{ platform:iOS Simulator, arch:arm64, id:C413B30A-952C-4663-B1C5-64938D82C4AB, OS:26.4, name:iPhone 17 Pro }
		{ platform:iOS Simulator, arch:arm64, id:407D5276-A344-478A-B9C8-EB27CE780CB6, OS:26.4, name:iPhone 17 Pro Max }
		{ platform:iOS Simulator, arch:arm64, id:720F5E9E-7490-4565-8AC1-7A6A63551BBC, OS:26.4, name:iPhone 17e }
		{ platform:iOS Simulator, arch:arm64, id:51B1D6CF-85BF-4B9E-ACCF-FD3A9AD197FF, OS:26.4, name:iPhone Air }
INFRASTRUCTURE ERROR (status: destinationUnavailable