Swift Package Index

Build Information

Failed to build Dwifft, reference master (6fec2b), with Swift 6.3 for visionOS using Xcode 26.4 on 21 Apr 2026 07:49:36 UTC.

Build Command

env DEVELOPER_DIR=/Applications/Xcode-26.4.0.app xcrun xcodebuild -IDEClonedSourcePackagesDirPathOverride=$PWD/.dependencies -skipMacroValidation -skipPackagePluginValidation -derivedDataPath $PWD/.derivedData build -scheme Dwifft -destination generic/platform=xrOS

Build Log

========================================
RunAll
========================================
Builder version: 4.70.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/jflinter/Dwifft.git
Reference: master
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/jflinter/Dwifft
 * branch            master     -> FETCH_HEAD
 * [new branch]      master     -> origin/master
HEAD is now at 6fec2bc Merge pull request #100 from DenTelezhkin/swift-pm
Cloned https://github.com/jflinter/Dwifft.git
Revision (git rev-parse @):
6fec2bc0246091b3e17a9d42e722fb98e05ac3ff
SUCCESS checkout https://github.com/jflinter/Dwifft.git at master
========================================
Build
========================================
Selected platform:         visionOS
Swift version:             6.3
Building package at path:  $PWD
https://github.com/jflinter/Dwifft.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" : "Dwifft",
  "name" : "Dwifft",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
    {
      "name" : "ios",
      "version" : "8.0"
    },
    {
      "name" : "tvos",
      "version" : "9.0"
    },
    {
      "name" : "macos",
      "version" : "10.11"
    }
  ],
  "products" : [
    {
      "name" : "Dwifft",
      "targets" : [
        "Dwifft"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "swift_languages_versions" : [
    "5"
  ],
  "targets" : [
    {
      "c99name" : "Dwifft",
      "module_type" : "SwiftTarget",
      "name" : "Dwifft",
      "path" : "Dwifft",
      "product_memberships" : [
        "Dwifft"
      ],
      "sources" : [
        "AbstractDiffCalculator.swift",
        "Dwifft+AppKit.swift",
        "Dwifft+UIKit.swift",
        "Dwifft.swift",
        "SectionedValues.swift"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "5.1"
}
{
  "project" : {
    "configurations" : [
      "Debug",
      "Release"
    ],
    "name" : "Dwifft",
    "schemes" : [
      "Dwifft",
      "Dwifft-macOS",
      "Dwifft-tvOS"
    ],
    "targets" : [
      "Dwifft",
      "DwifftTests",
      "Dwifft-tvOS",
      "Dwifft-macOS",
      "DwifftTests-macOS"
    ]
  }
}
{
  "workspace" : {
    "name" : "spi-builder-workspace",
    "schemes" : [
      "Dwifft"
    ]
  }
}
2026-04-21 03:49:23.994 xcodebuild[625:3806] [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 Dwifft -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 Dwifft -destination generic/platform=xrOS
Resolve Package Graph
Resolved source packages:
  Dwifft: /Users/admin/builder/spi-builder-workspace
ComputePackagePrebuildTargetDependencyGraph
Prepare packages
CreateBuildRequest
SendProjectDescription
CreateBuildOperation
ComputeTargetDependencyGraph
note: Building targets in dependency order
note: Target dependency graph (2 targets)
    Target 'Dwifft' in project 'Dwifft'
        ➜ Explicit dependency on target 'Dwifft' in project 'Dwifft'
    Target 'Dwifft' in project 'Dwifft' (no dependencies)
GatherProvisioningInputs
CreateBuildDescription
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/XROS.platform/Developer/SDKs/XROS26.4.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/ld -version_details
Build description signature: ae4d7c4d74923dcea0c25ad5ec075b0b
Build description path: /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/XCBuildData/ae4d7c4d74923dcea0c25ad5ec075b0b.xcbuilddata
CreateBuildDirectory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    builtin-create-build-directory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex
CreateBuildDirectory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    builtin-create-build-directory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products
ClangStatCache /Applications/Xcode-26.4.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang-stat-cache /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/XROS.platform/Developer/SDKs/XROS26.4.sdk /Users/admin/builder/spi-builder-workspace/.derivedData/SDKStatCaches.noindex/xros26.4-23O238-688ef53f1462e2c8f657fdc38a81448fc42b1e75d12c8f651050d7e98f89897c.sdkstatcache
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    /Applications/Xcode-26.4.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang-stat-cache /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/XROS.platform/Developer/SDKs/XROS26.4.sdk -o /Users/admin/builder/spi-builder-workspace/.derivedData/SDKStatCaches.noindex/xros26.4-23O238-688ef53f1462e2c8f657fdc38a81448fc42b1e75d12c8f651050d7e98f89897c.sdkstatcache
CreateBuildDirectory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SwiftExplicitPrecompiledModules
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    builtin-create-build-directory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SwiftExplicitPrecompiledModules
CreateBuildDirectory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ExplicitPrecompiledModules
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    builtin-create-build-directory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ExplicitPrecompiledModules
CreateBuildDirectory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/EagerLinkingTBDs/Debug-xros
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    builtin-create-build-directory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/EagerLinkingTBDs/Debug-xros
CreateBuildDirectory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-xros
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    builtin-create-build-directory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-xros
CreateBuildDirectory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-xros/PackageFrameworks
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    builtin-create-build-directory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-xros/PackageFrameworks
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Dwifft.build/Debug-xros/Dwifft.build/Dwifft.DependencyMetadataFileList (in target 'Dwifft' from project 'Dwifft')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Dwifft.build/Debug-xros/Dwifft.build/Dwifft.DependencyMetadataFileList
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Dwifft.build/Debug-xros/Dwifft.build/Dwifft.modulemap (in target 'Dwifft' from project 'Dwifft')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Dwifft.build/Debug-xros/Dwifft.build/Dwifft.modulemap
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Dwifft.build/Debug-xros/Dwifft.build/Dwifft.DependencyStaticMetadataFileList (in target 'Dwifft' from project 'Dwifft')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Dwifft.build/Debug-xros/Dwifft.build/Dwifft.DependencyStaticMetadataFileList
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Dwifft.build/Debug-xros/Dwifft.build/Objects-normal/arm64/Dwifft.SwiftFileList (in target 'Dwifft' from project 'Dwifft')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Dwifft.build/Debug-xros/Dwifft.build/Objects-normal/arm64/Dwifft.SwiftFileList
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Dwifft.build/Debug-xros/Dwifft.build/Objects-normal/arm64/Dwifft.SwiftConstValuesFileList (in target 'Dwifft' from project 'Dwifft')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Dwifft.build/Debug-xros/Dwifft.build/Objects-normal/arm64/Dwifft.SwiftConstValuesFileList
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Dwifft.build/Debug-xros/Dwifft.build/Objects-normal/arm64/Dwifft-OutputFileMap.json (in target 'Dwifft' from project 'Dwifft')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Dwifft.build/Debug-xros/Dwifft.build/Objects-normal/arm64/Dwifft-OutputFileMap.json
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Dwifft.build/Debug-xros/Dwifft.build/Objects-normal/arm64/Dwifft.LinkFileList (in target 'Dwifft' from project 'Dwifft')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Dwifft.build/Debug-xros/Dwifft.build/Objects-normal/arm64/Dwifft.LinkFileList
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Dwifft.build/Debug-xros/Dwifft.build/Objects-normal/arm64/Dwifft_const_extract_protocols.json (in target 'Dwifft' from project 'Dwifft')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Dwifft.build/Debug-xros/Dwifft.build/Objects-normal/arm64/Dwifft_const_extract_protocols.json
Copy /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/GeneratedModuleMaps-xros/Dwifft.modulemap /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Dwifft.build/Debug-xros/Dwifft.build/Dwifft.modulemap (in target 'Dwifft' from project 'Dwifft')
    cd /Users/admin/builder/spi-builder-workspace
    builtin-copy -exclude .DS_Store -exclude CVS -exclude .svn -exclude .git -exclude .hg -resolve-src-symlinks /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Dwifft.build/Debug-xros/Dwifft.build/Dwifft.modulemap /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/GeneratedModuleMaps-xros
SwiftDriver Dwifft normal arm64 com.apple.xcode.tools.swift.compiler (in target 'Dwifft' from project 'Dwifft')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    builtin-SwiftDriver -- /Applications/Xcode-26.4.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/swiftc -module-name Dwifft -Onone @/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Dwifft.build/Debug-xros/Dwifft.build/Objects-normal/arm64/Dwifft.SwiftFileList -DSWIFT_PACKAGE -DDEBUG -DSWIFT_MODULE_RESOURCE_BUNDLE_UNAVAILABLE -DXcode -plugin-path /Applications/Xcode-26.4.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift/host/plugins/testing -enable-experimental-feature DebugDescriptionMacro -sdk /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/XROS.platform/Developer/SDKs/XROS26.4.sdk -target arm64-apple-xros1.0 -g -module-cache-path /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex -Xfrontend -serialize-debugging-options -enable-testing -index-store-path /Users/admin/builder/spi-builder-workspace/.derivedData/Index.noindex/DataStore -Xcc -D_LIBCPP_HARDENING_MODE\=_LIBCPP_HARDENING_MODE_DEBUG -swift-version 5 -I /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-xros -Isystem /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/XROS.platform/Developer/usr/lib -F /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-xros -F /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/XROS.platform/Developer/Library/Frameworks -F /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/XROS.platform/Developer/SDKs/XROS26.4.sdk/Developer/Library/Frameworks -c -j10 -enable-batch-mode -incremental -Xcc -ivfsstatcache -Xcc /Users/admin/builder/spi-builder-workspace/.derivedData/SDKStatCaches.noindex/xros26.4-23O238-688ef53f1462e2c8f657fdc38a81448fc42b1e75d12c8f651050d7e98f89897c.sdkstatcache -output-file-map /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Dwifft.build/Debug-xros/Dwifft.build/Objects-normal/arm64/Dwifft-OutputFileMap.json -use-frontend-parseable-output -save-temps -no-color-diagnostics -explicit-module-build -module-cache-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SwiftExplicitPrecompiledModules -clang-scanner-module-cache-path /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex -sdk-module-cache-path /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex -serialize-diagnostics -emit-dependencies -emit-module -emit-module-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Dwifft.build/Debug-xros/Dwifft.build/Objects-normal/arm64/Dwifft.swiftmodule -validate-clang-modules-once -clang-build-session-file /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/Session.modulevalidation -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Dwifft.build/Debug-xros/Dwifft.build/swift-overrides.hmap -emit-const-values -Xfrontend -const-gather-protocols-file -Xfrontend /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Dwifft.build/Debug-xros/Dwifft.build/Objects-normal/arm64/Dwifft_const_extract_protocols.json -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-xros/include -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Dwifft.build/Debug-xros/Dwifft.build/DerivedSources-normal/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Dwifft.build/Debug-xros/Dwifft.build/DerivedSources/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Dwifft.build/Debug-xros/Dwifft.build/DerivedSources -Xcc -DSWIFT_PACKAGE -Xcc -DDEBUG\=1 -emit-objc-header -emit-objc-header-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Dwifft.build/Debug-xros/Dwifft.build/Objects-normal/arm64/Dwifft-Swift.h -working-directory /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode -experimental-emit-module-separately -disable-cmo
SwiftExplicitDependencyGeneratePcm arm64 /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/_AvailabilityInternal-3BRLCCDYHUXKOK1AB0M8MOV64.pcm
SwiftExplicitDependencyGeneratePcm arm64 /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/SwiftShims-9C98A8UQW5H0T6TWPICZ19KK6.pcm
SwiftExplicitDependencyGeneratePcm arm64 /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/_Builtin_stddef-YJD3LAGSNF10FZWR3J8P610Y.pcm
SwiftExplicitDependencyGeneratePcm arm64 /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/ptrcheck-AGP3KRETLXAMYQDW488IY6LKX.pcm
SwiftExplicitDependencyGeneratePcm arm64 /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/_Builtin_float-3LC9AV7E10N7DY0X0GCMCK815.pcm
SwiftExplicitDependencyGeneratePcm arm64 /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/_Builtin_stdbool-CN303CE9AXGY9XZYFJ6QXAOBR.pcm
SwiftExplicitDependencyGeneratePcm arm64 /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/ptrauth-CWY49DJXJH8MV7H9KA3I9OY1L.pcm
SwiftExplicitDependencyGeneratePcm arm64 /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/_SwiftConcurrencyShims-27WOC2HU4MJP517U0TI50ZP6R.pcm
SwiftExplicitDependencyGeneratePcm arm64 /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/_Builtin_stdarg-7QMZRTZ3S79OIWTXSAPUIRHYI.pcm
SwiftExplicitDependencyGeneratePcm arm64 /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/_DarwinFoundation1-A6RKRULJVWPNWLT2MY2XALPE3.pcm
SwiftExplicitDependencyGeneratePcm arm64 /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/_DarwinFoundation2-CAYUJ2WWB7YLVQ3VIZXCDL30U.pcm
SwiftExplicitDependencyGeneratePcm arm64 /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/_Builtin_limits-1WMMNGC2O206RLV4U5QNHI9ZB.pcm
SwiftExplicitDependencyGeneratePcm arm64 /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/_Builtin_stdint-2PXMKHAWCG53C3RNOK7N1KWX6.pcm
SwiftExplicitDependencyGeneratePcm arm64 /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/sys_types-702OW6MB2UYB2TOQQFSKPAKW9.pcm
SwiftExplicitDependencyGeneratePcm arm64 /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/_DarwinFoundation3-DET4J8XS334UT6TI8UIL7DF4M.pcm
SwiftExplicitDependencyGeneratePcm arm64 /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/_Builtin_inttypes-DS3VJWLWEXU7S7AS4RHQN5VZZ.pcm
SwiftExplicitDependencyGeneratePcm arm64 /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/Darwin-1IQGC7FWS7Q3CJO29Z7BCG728.pcm
SwiftExplicitDependencyGeneratePcm arm64 /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/ObjectiveC-2CZPD0H9RTV4M5QCVDMSJ35Y9.pcm
SwiftExplicitDependencyGeneratePcm arm64 /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/os_object-EZN7U2Y4H5FX9WZTA9F8B6AIM.pcm
SwiftExplicitDependencyGeneratePcm arm64 /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/os_workgroup-32NYW9B0ZUCWOJ6NY33OVEITX.pcm
SwiftExplicitDependencyGeneratePcm arm64 /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/Dispatch-8EN8HC46CEO13I4PTKBOX9IAW.pcm
SwiftExplicitDependencyGeneratePcm arm64 /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/XPC-36DV76SDNEJ71ZU1Q5WQTD2UX.pcm
SwiftExplicitDependencyGeneratePcm arm64 /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/CoreFoundation-52BCPMJP809TT4WMWEHIVNDW4.pcm
SwiftExplicitDependencyGeneratePcm arm64 /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/CFNetwork-9IEGUIVXSDZ0Z7F0FKH73EQJK.pcm
SwiftExplicitDependencyGeneratePcm arm64 /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/Security-22PB0EARRYBLWHT3T9EURGBWW.pcm
SwiftExplicitDependencyGeneratePcm arm64 /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/Foundation-1016IJVOTD7PT4P0ELAQH2JFC.pcm
SwiftEmitModule normal arm64 Emitting\ module\ for\ Dwifft (in target 'Dwifft' from project 'Dwifft')
EmitSwiftModule normal arm64 (in target 'Dwifft' from project 'Dwifft')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

SwiftCompile normal arm64 Compiling\ Dwifft+UIKit.swift /Users/admin/builder/spi-builder-workspace/Dwifft/Dwifft+UIKit.swift (in target 'Dwifft' from project 'Dwifft')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Dwifft/Dwifft+UIKit.swift (in target 'Dwifft' from project 'Dwifft')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

SwiftCompile normal arm64 Compiling\ Dwifft.swift /Users/admin/builder/spi-builder-workspace/Dwifft/Dwifft.swift (in target 'Dwifft' from project 'Dwifft')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Dwifft/Dwifft.swift (in target 'Dwifft' from project 'Dwifft')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

/Users/admin/builder/spi-builder-workspace/Dwifft/Dwifft.swift:39:26: warning: enum case 'insert' has 2 associated values; matching them as a tuple is deprecated
        case let .insert(j):
                         ^
/Users/admin/builder/spi-builder-workspace/Dwifft/Dwifft.swift:13:10: note: 'insert' declared here
    case insert(Int, Value)
         ^
/Users/admin/builder/spi-builder-workspace/Dwifft/Dwifft.swift:41:26: warning: enum case 'delete' has 2 associated values; matching them as a tuple is deprecated
        case let .delete(j):
                         ^
/Users/admin/builder/spi-builder-workspace/Dwifft/Dwifft.swift:15:10: note: 'delete' declared here
    case delete(Int, Value)
         ^
SwiftCompile normal arm64 Compiling\ AbstractDiffCalculator.swift /Users/admin/builder/spi-builder-workspace/Dwifft/AbstractDiffCalculator.swift (in target 'Dwifft' from project 'Dwifft')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Dwifft/AbstractDiffCalculator.swift (in target 'Dwifft' from project 'Dwifft')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

/Users/admin/builder/spi-builder-workspace/Dwifft/AbstractDiffCalculator.swift:63:58: error: cannot find 'row' in scope
        return self.sectionedValues[indexPath.section].1[row]
                                                         ^~~
/Users/admin/builder/spi-builder-workspace/Dwifft/AbstractDiffCalculator.swift:63:47: error: value of type 'IndexPath' has no member 'section'
        return self.sectionedValues[indexPath.section].1[row]
                                    ~~~~~~~~~ ^~~~~~~
Failed frontend command:
/Applications/Xcode-26.4.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/swift-frontend -frontend -c -primary-file /Users/admin/builder/spi-builder-workspace/Dwifft/AbstractDiffCalculator.swift /Users/admin/builder/spi-builder-workspace/Dwifft/Dwifft+AppKit.swift /Users/admin/builder/spi-builder-workspace/Dwifft/Dwifft+UIKit.swift /Users/admin/builder/spi-builder-workspace/Dwifft/Dwifft.swift /Users/admin/builder/spi-builder-workspace/Dwifft/SectionedValues.swift -emit-dependencies-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Dwifft.build/Debug-xros/Dwifft.build/Objects-normal/arm64/AbstractDiffCalculator.d -emit-const-values-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Dwifft.build/Debug-xros/Dwifft.build/Objects-normal/arm64/AbstractDiffCalculator.swiftconstvalues -emit-reference-dependencies-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Dwifft.build/Debug-xros/Dwifft.build/Objects-normal/arm64/AbstractDiffCalculator.swiftdeps -serialize-diagnostics-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Dwifft.build/Debug-xros/Dwifft.build/Objects-normal/arm64/AbstractDiffCalculator.dia -target arm64-apple-xros1.0 -load-resolved-plugin /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/XROS.platform/Developer/usr/lib/swift/host/plugins/libFoundationMacros.dylib\#/Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/XROS.platform/Developer/usr/bin/swift-plugin-server\#FoundationMacros -load-resolved-plugin /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/XROS.platform/Developer/usr/lib/swift/host/plugins/libObservationMacros.dylib\#/Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/XROS.platform/Developer/usr/bin/swift-plugin-server\#ObservationMacros -load-resolved-plugin /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/XROS.platform/Developer/usr/lib/swift/host/plugins/libSwiftMacros.dylib\#/Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/XROS.platform/Developer/usr/bin/swift-plugin-server\#SwiftMacros -disable-implicit-swift-modules -Xcc -fno-implicit-modules -Xcc -fno-implicit-module-maps -explicit-swift-module-map-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Dwifft.build/Debug-xros/Dwifft.build/Objects-normal/arm64/Dwifft-dependencies-1.json -debug-module-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Dwifft.build/Debug-xros/Dwifft.build/Objects-normal/arm64/Dwifft.swiftmodule -Xllvm -aarch64-use-tbi -enable-objc-interop -stack-check -sdk /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/XROS.platform/Developer/SDKs/XROS26.4.sdk -I /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-xros -Isystem /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/XROS.platform/Developer/usr/lib -F /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-xros -F /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/XROS.platform/Developer/Library/Frameworks -F /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/XROS.platform/Developer/SDKs/XROS26.4.sdk/Developer/Library/Frameworks -no-color-diagnostics -Xcc -fno-color-diagnostics -enable-testing -g -debug-info-format\=dwarf -dwarf-version\=4 -module-cache-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SwiftExplicitPrecompiledModules -swift-version 5 -Onone -D SWIFT_PACKAGE -D DEBUG -D SWIFT_MODULE_RESOURCE_BUNDLE_UNAVAILABLE -D Xcode -serialize-debugging-options -const-gather-protocols-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Dwifft.build/Debug-xros/Dwifft.build/Objects-normal/arm64/Dwifft_const_extract_protocols.json -enable-experimental-feature DebugDescriptionMacro -empty-abi-descriptor -validate-clang-modules-once -clang-build-session-file /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/Session.modulevalidation -Xcc -working-directory -Xcc /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode -enable-anonymous-context-mangled-names -file-compilation-dir /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode -Xcc -D_LIBCPP_HARDENING_MODE\=_LIBCPP_HARDENING_MODE_DEBUG -Xcc -ivfsstatcache -Xcc /Users/admin/builder/spi-builder-workspace/.derivedData/SDKStatCaches.noindex/xros26.4-23O238-688ef53f1462e2c8f657fdc38a81448fc42b1e75d12c8f651050d7e98f89897c.sdkstatcache -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Dwifft.build/Debug-xros/Dwifft.build/swift-overrides.hmap -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-xros/include -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Dwifft.build/Debug-xros/Dwifft.build/DerivedSources-normal/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Dwifft.build/Debug-xros/Dwifft.build/DerivedSources/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Dwifft.build/Debug-xros/Dwifft.build/DerivedSources -Xcc -DSWIFT_PACKAGE -Xcc -DDEBUG\=1 -no-auto-bridging-header-chaining -module-name Dwifft -frontend-parseable-output -disable-clang-spi -clang-target arm64-apple-xros26.4 -target-sdk-version 26.4 -target-sdk-name xros26.4 -in-process-plugin-server-path /Applications/Xcode-26.4.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift/host/libSwiftInProcPluginServer.dylib -o /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Dwifft.build/Debug-xros/Dwifft.build/Objects-normal/arm64/AbstractDiffCalculator.o -index-unit-output-path /Dwifft.build/Debug-xros/Dwifft.build/Objects-normal/arm64/AbstractDiffCalculator.o -index-store-path /Users/admin/builder/spi-builder-workspace/.derivedData/Index.noindex/DataStore -index-system-modules
SwiftCompile normal arm64 Compiling\ Dwifft+AppKit.swift /Users/admin/builder/spi-builder-workspace/Dwifft/Dwifft+AppKit.swift (in target 'Dwifft' from project 'Dwifft')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Dwifft/Dwifft+AppKit.swift (in target 'Dwifft' from project 'Dwifft')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

SwiftCompile normal arm64 Compiling\ SectionedValues.swift /Users/admin/builder/spi-builder-workspace/Dwifft/SectionedValues.swift (in target 'Dwifft' from project 'Dwifft')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Dwifft/SectionedValues.swift (in target 'Dwifft' from project 'Dwifft')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

SwiftDriverJobDiscovery normal arm64 Emitting module for Dwifft (in target 'Dwifft' from project 'Dwifft')
SwiftDriver\ Compilation\ Requirements Dwifft normal arm64 com.apple.xcode.tools.swift.compiler (in target 'Dwifft' from project 'Dwifft')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    builtin-Swift-Compilation-Requirements -- /Applications/Xcode-26.4.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/swiftc -module-name Dwifft -Onone @/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Dwifft.build/Debug-xros/Dwifft.build/Objects-normal/arm64/Dwifft.SwiftFileList -DSWIFT_PACKAGE -DDEBUG -DSWIFT_MODULE_RESOURCE_BUNDLE_UNAVAILABLE -DXcode -plugin-path /Applications/Xcode-26.4.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift/host/plugins/testing -enable-experimental-feature DebugDescriptionMacro -sdk /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/XROS.platform/Developer/SDKs/XROS26.4.sdk -target arm64-apple-xros1.0 -g -module-cache-path /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex -Xfrontend -serialize-debugging-options -enable-testing -index-store-path /Users/admin/builder/spi-builder-workspace/.derivedData/Index.noindex/DataStore -Xcc -D_LIBCPP_HARDENING_MODE\=_LIBCPP_HARDENING_MODE_DEBUG -swift-version 5 -I /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-xros -Isystem /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/XROS.platform/Developer/usr/lib -F /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-xros -F /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/XROS.platform/Developer/Library/Frameworks -F /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/XROS.platform/Developer/SDKs/XROS26.4.sdk/Developer/Library/Frameworks -c -j10 -enable-batch-mode -incremental -Xcc -ivfsstatcache -Xcc /Users/admin/builder/spi-builder-workspace/.derivedData/SDKStatCaches.noindex/xros26.4-23O238-688ef53f1462e2c8f657fdc38a81448fc42b1e75d12c8f651050d7e98f89897c.sdkstatcache -output-file-map /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Dwifft.build/Debug-xros/Dwifft.build/Objects-normal/arm64/Dwifft-OutputFileMap.json -use-frontend-parseable-output -save-temps -no-color-diagnostics -explicit-module-build -module-cache-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SwiftExplicitPrecompiledModules -clang-scanner-module-cache-path /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex -sdk-module-cache-path /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex -serialize-diagnostics -emit-dependencies -emit-module -emit-module-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Dwifft.build/Debug-xros/Dwifft.build/Objects-normal/arm64/Dwifft.swiftmodule -validate-clang-modules-once -clang-build-session-file /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/Session.modulevalidation -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Dwifft.build/Debug-xros/Dwifft.build/swift-overrides.hmap -emit-const-values -Xfrontend -const-gather-protocols-file -Xfrontend /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Dwifft.build/Debug-xros/Dwifft.build/Objects-normal/arm64/Dwifft_const_extract_protocols.json -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-xros/include -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Dwifft.build/Debug-xros/Dwifft.build/DerivedSources-normal/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Dwifft.build/Debug-xros/Dwifft.build/DerivedSources/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Dwifft.build/Debug-xros/Dwifft.build/DerivedSources -Xcc -DSWIFT_PACKAGE -Xcc -DDEBUG\=1 -emit-objc-header -emit-objc-header-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Dwifft.build/Debug-xros/Dwifft.build/Objects-normal/arm64/Dwifft-Swift.h -working-directory /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode -experimental-emit-module-separately -disable-cmo
SwiftMergeGeneratedHeaders /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/GeneratedModuleMaps-xros/Dwifft-Swift.h /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Dwifft.build/Debug-xros/Dwifft.build/Objects-normal/arm64/Dwifft-Swift.h (in target 'Dwifft' from project 'Dwifft')
    cd /Users/admin/builder/spi-builder-workspace
    builtin-swiftHeaderTool -arch arm64 /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Dwifft.build/Debug-xros/Dwifft.build/Objects-normal/arm64/Dwifft-Swift.h -o /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/GeneratedModuleMaps-xros/Dwifft-Swift.h
Copy /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-xros/Dwifft.swiftmodule/arm64-apple-xros.abi.json /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Dwifft.build/Debug-xros/Dwifft.build/Objects-normal/arm64/Dwifft.abi.json (in target 'Dwifft' from project 'Dwifft')
    cd /Users/admin/builder/spi-builder-workspace
    builtin-copy -exclude .DS_Store -exclude CVS -exclude .svn -exclude .git -exclude .hg -resolve-src-symlinks -rename /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Dwifft.build/Debug-xros/Dwifft.build/Objects-normal/arm64/Dwifft.abi.json /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-xros/Dwifft.swiftmodule/arm64-apple-xros.abi.json
Copy /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-xros/Dwifft.swiftmodule/arm64-apple-xros.swiftmodule /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Dwifft.build/Debug-xros/Dwifft.build/Objects-normal/arm64/Dwifft.swiftmodule (in target 'Dwifft' from project 'Dwifft')
    cd /Users/admin/builder/spi-builder-workspace
    builtin-copy -exclude .DS_Store -exclude CVS -exclude .svn -exclude .git -exclude .hg -resolve-src-symlinks -rename /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Dwifft.build/Debug-xros/Dwifft.build/Objects-normal/arm64/Dwifft.swiftmodule /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-xros/Dwifft.swiftmodule/arm64-apple-xros.swiftmodule
Copy /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-xros/Dwifft.swiftmodule/arm64-apple-xros.swiftdoc /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Dwifft.build/Debug-xros/Dwifft.build/Objects-normal/arm64/Dwifft.swiftdoc (in target 'Dwifft' from project 'Dwifft')
    cd /Users/admin/builder/spi-builder-workspace
    builtin-copy -exclude .DS_Store -exclude CVS -exclude .svn -exclude .git -exclude .hg -resolve-src-symlinks -rename /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Dwifft.build/Debug-xros/Dwifft.build/Objects-normal/arm64/Dwifft.swiftdoc /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-xros/Dwifft.swiftmodule/arm64-apple-xros.swiftdoc
Copy /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-xros/Dwifft.swiftmodule/Project/arm64-apple-xros.swiftsourceinfo /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Dwifft.build/Debug-xros/Dwifft.build/Objects-normal/arm64/Dwifft.swiftsourceinfo (in target 'Dwifft' from project 'Dwifft')
    cd /Users/admin/builder/spi-builder-workspace
    builtin-copy -exclude .DS_Store -exclude CVS -exclude .svn -exclude .git -exclude .hg -resolve-src-symlinks -rename /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Dwifft.build/Debug-xros/Dwifft.build/Objects-normal/arm64/Dwifft.swiftsourceinfo /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-xros/Dwifft.swiftmodule/Project/arm64-apple-xros.swiftsourceinfo
SwiftDriverJobDiscovery normal arm64 Compiling Dwifft+UIKit.swift (in target 'Dwifft' from project 'Dwifft')
SwiftDriverJobDiscovery normal arm64 Compiling Dwifft+AppKit.swift (in target 'Dwifft' from project 'Dwifft')
SwiftDriverJobDiscovery normal arm64 Compiling SectionedValues.swift (in target 'Dwifft' from project 'Dwifft')
SwiftDriverJobDiscovery normal arm64 Compiling Dwifft.swift (in target 'Dwifft' from project 'Dwifft')
2026-04-21 03:49:25.564 xcodebuild[636:3929] [MT] IDERunDestination: Supported platforms for the buildables in the current scheme is empty.
** BUILD FAILED **
The following build commands failed:
	SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Dwifft/AbstractDiffCalculator.swift (in target 'Dwifft' from project 'Dwifft')
	SwiftCompile normal arm64 Compiling\ AbstractDiffCalculator.swift /Users/admin/builder/spi-builder-workspace/Dwifft/AbstractDiffCalculator.swift (in target 'Dwifft' from project 'Dwifft')
	Building workspace spi-builder-workspace with scheme Dwifft
(3 failures)
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:
  Dwifft: /Users/admin/builder/spi-builder-workspace
resolved source packages: Dwifft
2026-04-21 03:49:33.306 xcodebuild[694:4185] [MT] IDERunDestination: Supported platforms for the buildables in the current scheme is empty.
{
  "dependencies" : [
  ],
  "manifest_display_name" : "Dwifft",
  "name" : "Dwifft",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
    {
      "name" : "ios",
      "version" : "8.0"
    },
    {
      "name" : "tvos",
      "version" : "9.0"
    },
    {
      "name" : "macos",
      "version" : "10.11"
    }
  ],
  "products" : [
    {
      "name" : "Dwifft",
      "targets" : [
        "Dwifft"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "swift_languages_versions" : [
    "5"
  ],
  "targets" : [
    {
      "c99name" : "Dwifft",
      "module_type" : "SwiftTarget",
      "name" : "Dwifft",
      "path" : "Dwifft",
      "product_memberships" : [
        "Dwifft"
      ],
      "sources" : [
        "AbstractDiffCalculator.swift",
        "Dwifft+AppKit.swift",
        "Dwifft+UIKit.swift",
        "Dwifft.swift",
        "SectionedValues.swift"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "5.1"
}
{
  "workspace" : {
    "name" : "spi-builder-workspace",
    "schemes" : [
      "Dwifft"
    ]
  }
}
2026-04-21 03:49:34.448 xcodebuild[704:4281] [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 Dwifft -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 Dwifft -destination generic/platform=xrOS
Resolve Package Graph
Resolved source packages:
  Dwifft: /Users/admin/builder/spi-builder-workspace
ComputePackagePrebuildTargetDependencyGraph
Prepare packages
CreateBuildRequest
SendProjectDescription
CreateBuildOperation
ComputeTargetDependencyGraph
note: Building targets in dependency order
note: Target dependency graph (2 targets)
    Target 'Dwifft' in project 'Dwifft'
        ➜ Explicit dependency on target 'Dwifft' in project 'Dwifft'
    Target 'Dwifft' in project 'Dwifft' (no dependencies)
GatherProvisioningInputs
CreateBuildDescription
ClangStatCache /Applications/Xcode-26.4.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang-stat-cache /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/XROS.platform/Developer/SDKs/XROS26.4.sdk /Users/admin/builder/spi-builder-workspace/.derivedData/SDKStatCaches.noindex/xros26.4-23O238-688ef53f1462e2c8f657fdc38a81448fc42b1e75d12c8f651050d7e98f89897c.sdkstatcache
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    /Applications/Xcode-26.4.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang-stat-cache /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/XROS.platform/Developer/SDKs/XROS26.4.sdk -o /Users/admin/builder/spi-builder-workspace/.derivedData/SDKStatCaches.noindex/xros26.4-23O238-688ef53f1462e2c8f657fdc38a81448fc42b1e75d12c8f651050d7e98f89897c.sdkstatcache
SwiftDriver Dwifft normal arm64 com.apple.xcode.tools.swift.compiler (in target 'Dwifft' from project 'Dwifft')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    builtin-SwiftDriver -- /Applications/Xcode-26.4.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/swiftc -module-name Dwifft -Onone @/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Dwifft.build/Debug-xros/Dwifft.build/Objects-normal/arm64/Dwifft.SwiftFileList -DSWIFT_PACKAGE -DDEBUG -DSWIFT_MODULE_RESOURCE_BUNDLE_UNAVAILABLE -DXcode -plugin-path /Applications/Xcode-26.4.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift/host/plugins/testing -enable-experimental-feature DebugDescriptionMacro -sdk /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/XROS.platform/Developer/SDKs/XROS26.4.sdk -target arm64-apple-xros1.0 -g -module-cache-path /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex -Xfrontend -serialize-debugging-options -enable-testing -index-store-path /Users/admin/builder/spi-builder-workspace/.derivedData/Index.noindex/DataStore -Xcc -D_LIBCPP_HARDENING_MODE\=_LIBCPP_HARDENING_MODE_DEBUG -swift-version 5 -I /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-xros -Isystem /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/XROS.platform/Developer/usr/lib -F /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-xros -F /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/XROS.platform/Developer/Library/Frameworks -F /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/XROS.platform/Developer/SDKs/XROS26.4.sdk/Developer/Library/Frameworks -c -j10 -enable-batch-mode -incremental -Xcc -ivfsstatcache -Xcc /Users/admin/builder/spi-builder-workspace/.derivedData/SDKStatCaches.noindex/xros26.4-23O238-688ef53f1462e2c8f657fdc38a81448fc42b1e75d12c8f651050d7e98f89897c.sdkstatcache -output-file-map /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Dwifft.build/Debug-xros/Dwifft.build/Objects-normal/arm64/Dwifft-OutputFileMap.json -use-frontend-parseable-output -save-temps -no-color-diagnostics -explicit-module-build -module-cache-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SwiftExplicitPrecompiledModules -clang-scanner-module-cache-path /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex -sdk-module-cache-path /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex -serialize-diagnostics -emit-dependencies -emit-module -emit-module-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Dwifft.build/Debug-xros/Dwifft.build/Objects-normal/arm64/Dwifft.swiftmodule -validate-clang-modules-once -clang-build-session-file /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/Session.modulevalidation -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Dwifft.build/Debug-xros/Dwifft.build/swift-overrides.hmap -emit-const-values -Xfrontend -const-gather-protocols-file -Xfrontend /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Dwifft.build/Debug-xros/Dwifft.build/Objects-normal/arm64/Dwifft_const_extract_protocols.json -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-xros/include -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Dwifft.build/Debug-xros/Dwifft.build/DerivedSources-normal/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Dwifft.build/Debug-xros/Dwifft.build/DerivedSources/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Dwifft.build/Debug-xros/Dwifft.build/DerivedSources -Xcc -DSWIFT_PACKAGE -Xcc -DDEBUG\=1 -emit-objc-header -emit-objc-header-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Dwifft.build/Debug-xros/Dwifft.build/Objects-normal/arm64/Dwifft-Swift.h -working-directory /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode -experimental-emit-module-separately -disable-cmo
SwiftCompile normal arm64 Compiling\ AbstractDiffCalculator.swift /Users/admin/builder/spi-builder-workspace/Dwifft/AbstractDiffCalculator.swift (in target 'Dwifft' from project 'Dwifft')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Dwifft/AbstractDiffCalculator.swift (in target 'Dwifft' from project 'Dwifft')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

/Users/admin/builder/spi-builder-workspace/Dwifft/AbstractDiffCalculator.swift:63:58: error: cannot find 'row' in scope
        return self.sectionedValues[indexPath.section].1[row]
                                                         ^~~
/Users/admin/builder/spi-builder-workspace/Dwifft/AbstractDiffCalculator.swift:63:47: error: value of type 'IndexPath' has no member 'section'
        return self.sectionedValues[indexPath.section].1[row]
                                    ~~~~~~~~~ ^~~~~~~
Failed frontend command:
/Applications/Xcode-26.4.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/swift-frontend -frontend -c -primary-file /Users/admin/builder/spi-builder-workspace/Dwifft/AbstractDiffCalculator.swift /Users/admin/builder/spi-builder-workspace/Dwifft/Dwifft+AppKit.swift /Users/admin/builder/spi-builder-workspace/Dwifft/Dwifft+UIKit.swift /Users/admin/builder/spi-builder-workspace/Dwifft/Dwifft.swift /Users/admin/builder/spi-builder-workspace/Dwifft/SectionedValues.swift -emit-dependencies-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Dwifft.build/Debug-xros/Dwifft.build/Objects-normal/arm64/AbstractDiffCalculator.d -emit-const-values-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Dwifft.build/Debug-xros/Dwifft.build/Objects-normal/arm64/AbstractDiffCalculator.swiftconstvalues -emit-reference-dependencies-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Dwifft.build/Debug-xros/Dwifft.build/Objects-normal/arm64/AbstractDiffCalculator.swiftdeps -serialize-diagnostics-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Dwifft.build/Debug-xros/Dwifft.build/Objects-normal/arm64/AbstractDiffCalculator.dia -target arm64-apple-xros1.0 -load-resolved-plugin /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/XROS.platform/Developer/usr/lib/swift/host/plugins/libFoundationMacros.dylib\#/Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/XROS.platform/Developer/usr/bin/swift-plugin-server\#FoundationMacros -load-resolved-plugin /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/XROS.platform/Developer/usr/lib/swift/host/plugins/libObservationMacros.dylib\#/Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/XROS.platform/Developer/usr/bin/swift-plugin-server\#ObservationMacros -load-resolved-plugin /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/XROS.platform/Developer/usr/lib/swift/host/plugins/libSwiftMacros.dylib\#/Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/XROS.platform/Developer/usr/bin/swift-plugin-server\#SwiftMacros -disable-implicit-swift-modules -Xcc -fno-implicit-modules -Xcc -fno-implicit-module-maps -explicit-swift-module-map-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Dwifft.build/Debug-xros/Dwifft.build/Objects-normal/arm64/Dwifft-dependencies-1.json -debug-module-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Dwifft.build/Debug-xros/Dwifft.build/Objects-normal/arm64/Dwifft.swiftmodule -Xllvm -aarch64-use-tbi -enable-objc-interop -stack-check -sdk /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/XROS.platform/Developer/SDKs/XROS26.4.sdk -I /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-xros -Isystem /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/XROS.platform/Developer/usr/lib -F /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-xros -F /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/XROS.platform/Developer/Library/Frameworks -F /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/XROS.platform/Developer/SDKs/XROS26.4.sdk/Developer/Library/Frameworks -no-color-diagnostics -Xcc -fno-color-diagnostics -enable-testing -g -debug-info-format\=dwarf -dwarf-version\=4 -module-cache-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SwiftExplicitPrecompiledModules -swift-version 5 -Onone -D SWIFT_PACKAGE -D DEBUG -D SWIFT_MODULE_RESOURCE_BUNDLE_UNAVAILABLE -D Xcode -serialize-debugging-options -const-gather-protocols-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Dwifft.build/Debug-xros/Dwifft.build/Objects-normal/arm64/Dwifft_const_extract_protocols.json -enable-experimental-feature DebugDescriptionMacro -empty-abi-descriptor -validate-clang-modules-once -clang-build-session-file /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/Session.modulevalidation -Xcc -working-directory -Xcc /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode -enable-anonymous-context-mangled-names -file-compilation-dir /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode -Xcc -D_LIBCPP_HARDENING_MODE\=_LIBCPP_HARDENING_MODE_DEBUG -Xcc -ivfsstatcache -Xcc /Users/admin/builder/spi-builder-workspace/.derivedData/SDKStatCaches.noindex/xros26.4-23O238-688ef53f1462e2c8f657fdc38a81448fc42b1e75d12c8f651050d7e98f89897c.sdkstatcache -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Dwifft.build/Debug-xros/Dwifft.build/swift-overrides.hmap -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-xros/include -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Dwifft.build/Debug-xros/Dwifft.build/DerivedSources-normal/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Dwifft.build/Debug-xros/Dwifft.build/DerivedSources/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Dwifft.build/Debug-xros/Dwifft.build/DerivedSources -Xcc -DSWIFT_PACKAGE -Xcc -DDEBUG\=1 -no-auto-bridging-header-chaining -module-name Dwifft -frontend-parseable-output -disable-clang-spi -clang-target arm64-apple-xros26.4 -target-sdk-version 26.4 -target-sdk-name xros26.4 -in-process-plugin-server-path /Applications/Xcode-26.4.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift/host/libSwiftInProcPluginServer.dylib -o /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Dwifft.build/Debug-xros/Dwifft.build/Objects-normal/arm64/AbstractDiffCalculator.o -index-unit-output-path /Dwifft.build/Debug-xros/Dwifft.build/Objects-normal/arm64/AbstractDiffCalculator.o -index-store-path /Users/admin/builder/spi-builder-workspace/.derivedData/Index.noindex/DataStore -index-system-modules
SwiftEmitModule normal arm64 Emitting\ module\ for\ Dwifft (in target 'Dwifft' from project 'Dwifft')
EmitSwiftModule normal arm64 (in target 'Dwifft' from project 'Dwifft')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

2026-04-21 03:49:35.537 xcodebuild[708:4329] [MT] IDERunDestination: Supported platforms for the buildables in the current scheme is empty.
** BUILD FAILED **
The following build commands failed:
	SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Dwifft/AbstractDiffCalculator.swift (in target 'Dwifft' from project 'Dwifft')
	SwiftCompile normal arm64 Compiling\ AbstractDiffCalculator.swift /Users/admin/builder/spi-builder-workspace/Dwifft/AbstractDiffCalculator.swift (in target 'Dwifft' from project 'Dwifft')
	Building workspace spi-builder-workspace with scheme Dwifft
(3 failures)
BUILD FAILURE 6.3 visionOS