Swift Package Index

Build Information

Failed to build Combinatorics, reference main (f928db), with Swift 6.1 for watchOS using Xcode 16.3 on 15 Aug 2026 18:37:35 UTC.

Build Command

env DEVELOPER_DIR=/Applications/Xcode-16.3.0.app xcrun xcodebuild -IDEClonedSourcePackagesDirPathOverride=$PWD/.dependencies -skipMacroValidation -skipPackagePluginValidation -derivedDataPath $PWD/.derivedData build -scheme Combinatorics -destination generic/platform=watchOS

Build Log

========================================
RunAll
========================================
Builder version: undefined version: run 'make version' to update
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/dankogai/swift-combinatorics.git
Reference: main
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/dankogai/swift-combinatorics
 * branch            main       -> FETCH_HEAD
 * [new branch]      main       -> origin/main
HEAD is now at f928db2 Bump version to 6.0.0
Cloned https://github.com/dankogai/swift-combinatorics.git
Revision (git rev-parse @):
f928db2dd1fb6401e73389a186a65cdad427cc0a
SUCCESS checkout https://github.com/dankogai/swift-combinatorics.git at main
========================================
Build
========================================
Selected platform:         watchOS
Swift version:             6.1
Building package at path:  $PWD
https://github.com/dankogai/swift-combinatorics.git
https://github.com/dankogai/swift-combinatorics.git
{
  "dependencies" : [
  ],
  "manifest_display_name" : "Combinatorics",
  "name" : "Combinatorics",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
  ],
  "products" : [
    {
      "name" : "Combinatorics",
      "targets" : [
        "Combinatorics"
      ],
      "type" : {
        "library" : [
          "dynamic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "CombinatoricsTests",
      "module_type" : "SwiftTarget",
      "name" : "CombinatoricsTests",
      "path" : "Tests/CombinatoricsTests",
      "sources" : [
        "CombinatoricsTests.swift"
      ],
      "target_dependencies" : [
        "Combinatorics"
      ],
      "type" : "test"
    },
    {
      "c99name" : "Combinatorics",
      "module_type" : "SwiftTarget",
      "name" : "Combinatorics",
      "path" : "Sources/Combinatorics",
      "product_memberships" : [
        "Combinatorics"
      ],
      "sources" : [
        "Combinatorics.swift"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "6.0"
}
Command line invocation:
    /Applications/Xcode-16.3.0.app/Contents/Developer/usr/bin/xcodebuild -IDEClonedSourcePackagesDirPathOverride=/Users/admin/builder/spi-builder-workspace/.dependencies -resolvePackageDependencies
Resolve Package Graph
Resolve Package Graph
Resolved source packages:
  Combinatorics: /Users/admin/builder/spi-builder-workspace
resolved source packages: Combinatorics
{
  "dependencies" : [
  ],
  "manifest_display_name" : "Combinatorics",
  "name" : "Combinatorics",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
  ],
  "products" : [
    {
      "name" : "Combinatorics",
      "targets" : [
        "Combinatorics"
      ],
      "type" : {
        "library" : [
          "dynamic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "CombinatoricsTests",
      "module_type" : "SwiftTarget",
      "name" : "CombinatoricsTests",
      "path" : "Tests/CombinatoricsTests",
      "sources" : [
        "CombinatoricsTests.swift"
      ],
      "target_dependencies" : [
        "Combinatorics"
      ],
      "type" : "test"
    },
    {
      "c99name" : "Combinatorics",
      "module_type" : "SwiftTarget",
      "name" : "Combinatorics",
      "path" : "Sources/Combinatorics",
      "product_memberships" : [
        "Combinatorics"
      ],
      "sources" : [
        "Combinatorics.swift"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "6.0"
}
{
  "workspace" : {
    "name" : "spi-builder-workspace",
    "schemes" : [
      "Combinatorics"
    ]
  }
}
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-16.3.0.app xcrun xcodebuild -IDEClonedSourcePackagesDirPathOverride=$PWD/.dependencies -skipMacroValidation -skipPackagePluginValidation -derivedDataPath $PWD/.derivedData build -scheme Combinatorics -destination generic/platform=watchOS OTHER_SWIFT_FLAGS=-stats-output-dir .stats
Command line invocation:
    /Applications/Xcode-16.3.0.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 Combinatorics -destination generic/platform=watchOS "OTHER_SWIFT_FLAGS=-stats-output-dir .stats"
Build settings from command line:
    OTHER_SWIFT_FLAGS = -stats-output-dir .stats
Resolve Package Graph
Resolved source packages:
  Combinatorics: /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 'Combinatorics' in project 'Combinatorics'
        ➜ Explicit dependency on target 'Combinatorics' in project 'Combinatorics'
    Target 'Combinatorics' in project 'Combinatorics' (no dependencies)
GatherProvisioningInputs
CreateBuildDescription
ExecuteExternalTool /Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang -v -E -dM -isysroot /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS11.4.sdk -x c -c /dev/null
ExecuteExternalTool /Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/swiftc --version
ExecuteExternalTool /Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/ld -version_details
Build description signature: 17e015c631d72af2336c97495906f953
Build description path: /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/XCBuildData/17e015c631d72af2336c97495906f953.xcbuilddata
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
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
ClangStatCache /Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang-stat-cache /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS11.4.sdk /Users/admin/builder/spi-builder-workspace/.derivedData/SDKStatCaches.noindex/watchos11.4-22T246-43efb940ff07ba2497b70ec94253f576.sdkstatcache
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    /Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang-stat-cache /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS11.4.sdk -o /Users/admin/builder/spi-builder-workspace/.derivedData/SDKStatCaches.noindex/watchos11.4-22T246-43efb940ff07ba2497b70ec94253f576.sdkstatcache
CreateBuildDirectory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-watchos
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    builtin-create-build-directory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-watchos
CreateBuildDirectory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/EagerLinkingTBDs/Debug-watchos
    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-watchos
CreateBuildDirectory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-watchos/PackageFrameworks
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    builtin-create-build-directory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-watchos/PackageFrameworks
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Combinatorics.build/Debug-watchos/Combinatorics.build/Combinatorics.modulemap (in target 'Combinatorics' from project 'Combinatorics')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Combinatorics.build/Debug-watchos/Combinatorics.build/Combinatorics.modulemap
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Combinatorics.build/Debug-watchos/Combinatorics.build/Objects-normal/arm64_32/Combinatorics_const_extract_protocols.json (in target 'Combinatorics' from project 'Combinatorics')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Combinatorics.build/Debug-watchos/Combinatorics.build/Objects-normal/arm64_32/Combinatorics_const_extract_protocols.json
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Combinatorics.build/Debug-watchos/Combinatorics.build/Objects-normal/arm64_32/Combinatorics.SwiftFileList (in target 'Combinatorics' from project 'Combinatorics')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Combinatorics.build/Debug-watchos/Combinatorics.build/Objects-normal/arm64_32/Combinatorics.SwiftFileList
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Combinatorics.build/Debug-watchos/Combinatorics.build/Objects-normal/arm64_32/Combinatorics.SwiftConstValuesFileList (in target 'Combinatorics' from project 'Combinatorics')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Combinatorics.build/Debug-watchos/Combinatorics.build/Objects-normal/arm64_32/Combinatorics.SwiftConstValuesFileList
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Combinatorics.build/Debug-watchos/Combinatorics.build/Objects-normal/armv7k/Combinatorics.SwiftConstValuesFileList (in target 'Combinatorics' from project 'Combinatorics')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Combinatorics.build/Debug-watchos/Combinatorics.build/Objects-normal/armv7k/Combinatorics.SwiftConstValuesFileList
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Combinatorics.build/Debug-watchos/Combinatorics.build/Objects-normal/armv7k/Combinatorics.LinkFileList (in target 'Combinatorics' from project 'Combinatorics')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Combinatorics.build/Debug-watchos/Combinatorics.build/Objects-normal/armv7k/Combinatorics.LinkFileList
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Combinatorics.build/Debug-watchos/Combinatorics.build/Objects-normal/armv7k/Combinatorics-OutputFileMap.json (in target 'Combinatorics' from project 'Combinatorics')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Combinatorics.build/Debug-watchos/Combinatorics.build/Objects-normal/armv7k/Combinatorics-OutputFileMap.json
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Combinatorics.build/Debug-watchos/Combinatorics.build/Objects-normal/armv7k/Combinatorics.SwiftFileList (in target 'Combinatorics' from project 'Combinatorics')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Combinatorics.build/Debug-watchos/Combinatorics.build/Objects-normal/armv7k/Combinatorics.SwiftFileList
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Combinatorics.build/Debug-watchos/Combinatorics.build/Objects-normal/armv7k/Combinatorics_const_extract_protocols.json (in target 'Combinatorics' from project 'Combinatorics')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Combinatorics.build/Debug-watchos/Combinatorics.build/Objects-normal/armv7k/Combinatorics_const_extract_protocols.json
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Combinatorics.build/Debug-watchos/Combinatorics.build/Objects-normal/arm64_32/Combinatorics.LinkFileList (in target 'Combinatorics' from project 'Combinatorics')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Combinatorics.build/Debug-watchos/Combinatorics.build/Objects-normal/arm64_32/Combinatorics.LinkFileList
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Combinatorics.build/Debug-watchos/Combinatorics.build/Objects-normal/arm64_32/Combinatorics-OutputFileMap.json (in target 'Combinatorics' from project 'Combinatorics')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Combinatorics.build/Debug-watchos/Combinatorics.build/Objects-normal/arm64_32/Combinatorics-OutputFileMap.json
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Combinatorics.build/Debug-watchos/Combinatorics.build/Objects-normal/arm64/Combinatorics_const_extract_protocols.json (in target 'Combinatorics' from project 'Combinatorics')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Combinatorics.build/Debug-watchos/Combinatorics.build/Objects-normal/arm64/Combinatorics_const_extract_protocols.json
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Combinatorics.build/Debug-watchos/Combinatorics.build/Objects-normal/arm64/Combinatorics.SwiftFileList (in target 'Combinatorics' from project 'Combinatorics')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Combinatorics.build/Debug-watchos/Combinatorics.build/Objects-normal/arm64/Combinatorics.SwiftFileList
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Combinatorics.build/Debug-watchos/Combinatorics.build/Objects-normal/arm64/Combinatorics.SwiftConstValuesFileList (in target 'Combinatorics' from project 'Combinatorics')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Combinatorics.build/Debug-watchos/Combinatorics.build/Objects-normal/arm64/Combinatorics.SwiftConstValuesFileList
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Combinatorics.build/Debug-watchos/Combinatorics.build/Objects-normal/arm64/Combinatorics.LinkFileList (in target 'Combinatorics' from project 'Combinatorics')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Combinatorics.build/Debug-watchos/Combinatorics.build/Objects-normal/arm64/Combinatorics.LinkFileList
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Combinatorics.build/Debug-watchos/Combinatorics.build/Objects-normal/arm64/Combinatorics-OutputFileMap.json (in target 'Combinatorics' from project 'Combinatorics')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Combinatorics.build/Debug-watchos/Combinatorics.build/Objects-normal/arm64/Combinatorics-OutputFileMap.json
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Combinatorics.build/Debug-watchos/Combinatorics.build/Combinatorics.DependencyStaticMetadataFileList (in target 'Combinatorics' from project 'Combinatorics')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Combinatorics.build/Debug-watchos/Combinatorics.build/Combinatorics.DependencyStaticMetadataFileList
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Combinatorics.build/Debug-watchos/Combinatorics.build/Combinatorics.DependencyMetadataFileList (in target 'Combinatorics' from project 'Combinatorics')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Combinatorics.build/Debug-watchos/Combinatorics.build/Combinatorics.DependencyMetadataFileList
Copy /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/GeneratedModuleMaps-watchos/Combinatorics.modulemap /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Combinatorics.build/Debug-watchos/Combinatorics.build/Combinatorics.modulemap (in target 'Combinatorics' from project 'Combinatorics')
    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/Combinatorics.build/Debug-watchos/Combinatorics.build/Combinatorics.modulemap /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/GeneratedModuleMaps-watchos
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Combinatorics.build/Debug-watchos/Combinatorics\ product.build/empty-Combinatorics.plist (in target 'Combinatorics' from project 'Combinatorics')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Combinatorics.build/Debug-watchos/Combinatorics\ product.build/empty-Combinatorics.plist
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Combinatorics.build/Debug-watchos/Combinatorics\ product.build/Objects-normal/arm64/Combinatorics.LinkFileList (in target 'Combinatorics' from project 'Combinatorics')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Combinatorics.build/Debug-watchos/Combinatorics\ product.build/Objects-normal/arm64/Combinatorics.LinkFileList
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Combinatorics.build/Debug-watchos/Combinatorics\ product.build/Objects-normal/armv7k/Combinatorics.LinkFileList (in target 'Combinatorics' from project 'Combinatorics')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Combinatorics.build/Debug-watchos/Combinatorics\ product.build/Objects-normal/armv7k/Combinatorics.LinkFileList
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Combinatorics.build/Debug-watchos/Combinatorics\ product.build/Objects-normal/arm64_32/Combinatorics.LinkFileList (in target 'Combinatorics' from project 'Combinatorics')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Combinatorics.build/Debug-watchos/Combinatorics\ product.build/Objects-normal/arm64_32/Combinatorics.LinkFileList
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Combinatorics.build/Debug-watchos/Combinatorics\ product.build/Combinatorics.DependencyStaticMetadataFileList (in target 'Combinatorics' from project 'Combinatorics')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Combinatorics.build/Debug-watchos/Combinatorics\ product.build/Combinatorics.DependencyStaticMetadataFileList
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Combinatorics.build/Debug-watchos/Combinatorics\ product.build/Combinatorics.DependencyMetadataFileList (in target 'Combinatorics' from project 'Combinatorics')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Combinatorics.build/Debug-watchos/Combinatorics\ product.build/Combinatorics.DependencyMetadataFileList
MkDir /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-watchos/PackageFrameworks/Combinatorics.framework (in target 'Combinatorics' from project 'Combinatorics')
    cd /Users/admin/builder/spi-builder-workspace
    /bin/mkdir -p /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-watchos/PackageFrameworks/Combinatorics.framework
SwiftDriver Combinatorics normal arm64 com.apple.xcode.tools.swift.compiler (in target 'Combinatorics' from project 'Combinatorics')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    builtin-SwiftDriver -- /Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/swiftc -module-name Combinatorics -Onone -enforce-exclusivity\=checked @/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Combinatorics.build/Debug-watchos/Combinatorics.build/Objects-normal/arm64/Combinatorics.SwiftFileList -DSWIFT_PACKAGE -DDEBUG -stats-output-dir .stats -plugin-path /Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift/host/plugins/testing -enable-experimental-feature DebugDescriptionMacro -sdk /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS11.4.sdk -target arm64-apple-watchos5.0 -g -module-cache-path /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex -Xfrontend -serialize-debugging-options -profile-coverage-mapping -profile-generate -enable-testing -index-store-path /Users/admin/builder/spi-builder-workspace/.derivedData/Index.noindex/DataStore -swift-version 6 -I /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-watchos -I /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/WatchOS.platform/Developer/usr/lib -F /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-watchos -F /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/WatchOS.platform/Developer/Library/Frameworks -F /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS11.4.sdk/Developer/Library/Frameworks -parse-as-library -c -j10 -enable-batch-mode -incremental -Xcc -ivfsstatcache -Xcc /Users/admin/builder/spi-builder-workspace/.derivedData/SDKStatCaches.noindex/watchos11.4-22T246-43efb940ff07ba2497b70ec94253f576.sdkstatcache -output-file-map /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Combinatorics.build/Debug-watchos/Combinatorics.build/Objects-normal/arm64/Combinatorics-OutputFileMap.json -use-frontend-parseable-output -save-temps -no-color-diagnostics -serialize-diagnostics -emit-dependencies -emit-module -emit-module-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Combinatorics.build/Debug-watchos/Combinatorics.build/Objects-normal/arm64/Combinatorics.swiftmodule -validate-clang-modules-once -clang-build-session-file /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/Session.modulevalidation -package-name spi_builder_workspace -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Combinatorics.build/Debug-watchos/Combinatorics.build/swift-overrides.hmap -emit-const-values -Xfrontend -const-gather-protocols-file -Xfrontend /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Combinatorics.build/Debug-watchos/Combinatorics.build/Objects-normal/arm64/Combinatorics_const_extract_protocols.json -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-watchos/include -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Combinatorics.build/Debug-watchos/Combinatorics.build/DerivedSources-normal/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Combinatorics.build/Debug-watchos/Combinatorics.build/DerivedSources/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Combinatorics.build/Debug-watchos/Combinatorics.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/Combinatorics.build/Debug-watchos/Combinatorics.build/Objects-normal/arm64/Combinatorics-Swift.h -working-directory /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode -experimental-emit-module-separately -disable-cmo
SwiftDriver Combinatorics normal armv7k com.apple.xcode.tools.swift.compiler (in target 'Combinatorics' from project 'Combinatorics')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    builtin-SwiftDriver -- /Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/swiftc -module-name Combinatorics -Onone -enforce-exclusivity\=checked @/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Combinatorics.build/Debug-watchos/Combinatorics.build/Objects-normal/armv7k/Combinatorics.SwiftFileList -DSWIFT_PACKAGE -DDEBUG -stats-output-dir .stats -plugin-path /Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift/host/plugins/testing -enable-experimental-feature DebugDescriptionMacro -sdk /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS11.4.sdk -target armv7k-apple-watchos5.0 -g -module-cache-path /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex -Xfrontend -serialize-debugging-options -profile-coverage-mapping -profile-generate -enable-testing -index-store-path /Users/admin/builder/spi-builder-workspace/.derivedData/Index.noindex/DataStore -swift-version 6 -I /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-watchos -I /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/WatchOS.platform/Developer/usr/lib -F /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-watchos -F /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/WatchOS.platform/Developer/Library/Frameworks -F /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS11.4.sdk/Developer/Library/Frameworks -parse-as-library -c -j10 -enable-batch-mode -incremental -Xcc -ivfsstatcache -Xcc /Users/admin/builder/spi-builder-workspace/.derivedData/SDKStatCaches.noindex/watchos11.4-22T246-43efb940ff07ba2497b70ec94253f576.sdkstatcache -output-file-map /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Combinatorics.build/Debug-watchos/Combinatorics.build/Objects-normal/armv7k/Combinatorics-OutputFileMap.json -use-frontend-parseable-output -save-temps -no-color-diagnostics -serialize-diagnostics -emit-dependencies -emit-module -emit-module-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Combinatorics.build/Debug-watchos/Combinatorics.build/Objects-normal/armv7k/Combinatorics.swiftmodule -validate-clang-modules-once -clang-build-session-file /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/Session.modulevalidation -package-name spi_builder_workspace -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Combinatorics.build/Debug-watchos/Combinatorics.build/swift-overrides.hmap -emit-const-values -Xfrontend -const-gather-protocols-file -Xfrontend /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Combinatorics.build/Debug-watchos/Combinatorics.build/Objects-normal/armv7k/Combinatorics_const_extract_protocols.json -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-watchos/include -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Combinatorics.build/Debug-watchos/Combinatorics.build/DerivedSources-normal/armv7k -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Combinatorics.build/Debug-watchos/Combinatorics.build/DerivedSources/armv7k -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Combinatorics.build/Debug-watchos/Combinatorics.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/Combinatorics.build/Debug-watchos/Combinatorics.build/Objects-normal/armv7k/Combinatorics-Swift.h -working-directory /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode -experimental-emit-module-separately -disable-cmo
SwiftDriver Combinatorics normal arm64_32 com.apple.xcode.tools.swift.compiler (in target 'Combinatorics' from project 'Combinatorics')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    builtin-SwiftDriver -- /Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/swiftc -module-name Combinatorics -Onone -enforce-exclusivity\=checked @/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Combinatorics.build/Debug-watchos/Combinatorics.build/Objects-normal/arm64_32/Combinatorics.SwiftFileList -DSWIFT_PACKAGE -DDEBUG -stats-output-dir .stats -plugin-path /Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift/host/plugins/testing -enable-experimental-feature DebugDescriptionMacro -sdk /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS11.4.sdk -target arm64_32-apple-watchos5.0 -g -module-cache-path /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex -Xfrontend -serialize-debugging-options -profile-coverage-mapping -profile-generate -enable-testing -index-store-path /Users/admin/builder/spi-builder-workspace/.derivedData/Index.noindex/DataStore -swift-version 6 -I /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-watchos -I /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/WatchOS.platform/Developer/usr/lib -F /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-watchos -F /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/WatchOS.platform/Developer/Library/Frameworks -F /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS11.4.sdk/Developer/Library/Frameworks -parse-as-library -c -j10 -enable-batch-mode -incremental -Xcc -ivfsstatcache -Xcc /Users/admin/builder/spi-builder-workspace/.derivedData/SDKStatCaches.noindex/watchos11.4-22T246-43efb940ff07ba2497b70ec94253f576.sdkstatcache -output-file-map /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Combinatorics.build/Debug-watchos/Combinatorics.build/Objects-normal/arm64_32/Combinatorics-OutputFileMap.json -use-frontend-parseable-output -save-temps -no-color-diagnostics -serialize-diagnostics -emit-dependencies -emit-module -emit-module-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Combinatorics.build/Debug-watchos/Combinatorics.build/Objects-normal/arm64_32/Combinatorics.swiftmodule -validate-clang-modules-once -clang-build-session-file /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/Session.modulevalidation -package-name spi_builder_workspace -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Combinatorics.build/Debug-watchos/Combinatorics.build/swift-overrides.hmap -emit-const-values -Xfrontend -const-gather-protocols-file -Xfrontend /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Combinatorics.build/Debug-watchos/Combinatorics.build/Objects-normal/arm64_32/Combinatorics_const_extract_protocols.json -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-watchos/include -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Combinatorics.build/Debug-watchos/Combinatorics.build/DerivedSources-normal/arm64_32 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Combinatorics.build/Debug-watchos/Combinatorics.build/DerivedSources/arm64_32 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Combinatorics.build/Debug-watchos/Combinatorics.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/Combinatorics.build/Debug-watchos/Combinatorics.build/Objects-normal/arm64_32/Combinatorics-Swift.h -working-directory /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode -experimental-emit-module-separately -disable-cmo
SwiftEmitModule normal arm64_32 Emitting\ module\ for\ Combinatorics (in target 'Combinatorics' from project 'Combinatorics')
SwiftCompile normal arm64_32 /Users/admin/builder/spi-builder-workspace/Sources/Combinatorics/Combinatorics.swift (in target 'Combinatorics' from project 'Combinatorics')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

/Users/admin/builder/spi-builder-workspace/Sources/Combinatorics/Combinatorics.swift:100:19: error: type 'CombinatoricsIndex<Index>.Permutation<SubElement>' does not conform to protocol 'Sequence'
    public struct Permutation<SubElement> : CombinatoricsType, Sequence {
                  ^
Swift.Sequence.Iterator:2:16: note: unable to infer associated type 'Iterator' for protocol 'Sequence'
associatedtype Iterator : IteratorProtocol}
               ^
Swift.Sequence.makeIterator:2:36: note: candidate would match and infer 'Iterator' = 'CombinatoricsIndex<Index>.Permutation<SubElement>' if 'CombinatoricsIndex<Index>.Permutation<SubElement>' conformed to 'IteratorProtocol'
@inlinable public __consuming func makeIterator() -> Self}
                                   ^
/Users/admin/builder/spi-builder-workspace/Sources/Combinatorics/Combinatorics.swift:126:19: error: type 'CombinatoricsIndex<Index>.UniquePermutation<SubElement>' does not conform to protocol 'Sequence'
    public struct UniquePermutation<SubElement:Hashable> : CombinatoricsType, Sequence {
                  ^
Swift.Sequence.Iterator:2:16: note: unable to infer associated type 'Iterator' for protocol 'Sequence'
associatedtype Iterator : IteratorProtocol}
               ^
Swift.Sequence.makeIterator:2:36: note: candidate would match and infer 'Iterator' = 'CombinatoricsIndex<Index>.UniquePermutation<SubElement>' if 'CombinatoricsIndex<Index>.UniquePermutation<SubElement>' conformed to 'IteratorProtocol'
@inlinable public __consuming func makeIterator() -> Self}
                                   ^
/Users/admin/builder/spi-builder-workspace/Sources/Combinatorics/Combinatorics.swift:182:19: error: type 'CombinatoricsIndex<Index>.Combination<SubElement>' does not conform to protocol 'Sequence'
    public struct Combination<SubElement> : CombinatoricsType, Sequence {
                  ^
Swift.Sequence.Iterator:2:16: note: unable to infer associated type 'Iterator' for protocol 'Sequence'
associatedtype Iterator : IteratorProtocol}
               ^
Swift.Sequence.makeIterator:2:36: note: candidate would match and infer 'Iterator' = 'CombinatoricsIndex<Index>.Combination<SubElement>' if 'CombinatoricsIndex<Index>.Combination<SubElement>' conformed to 'IteratorProtocol'
@inlinable public __consuming func makeIterator() -> Self}
                                   ^
/Users/admin/builder/spi-builder-workspace/Sources/Combinatorics/Combinatorics.swift:284:19: error: type 'CombinatoricsIndex<Index>.BaseN<SubElement>' does not conform to protocol 'Sequence'
    public struct BaseN<SubElement> : CombinatoricsType, Sequence {
                  ^
Swift.Sequence.Iterator:2:16: note: unable to infer associated type 'Iterator' for protocol 'Sequence'
associatedtype Iterator : IteratorProtocol}
               ^
Swift.Sequence.makeIterator:2:36: note: candidate would match and infer 'Iterator' = 'CombinatoricsIndex<Index>.BaseN<SubElement>' if 'CombinatoricsIndex<Index>.BaseN<SubElement>' conformed to 'IteratorProtocol'
@inlinable public __consuming func makeIterator() -> Self}
                                   ^
/Users/admin/builder/spi-builder-workspace/Sources/Combinatorics/Combinatorics.swift:305:19: error: type 'CombinatoricsIndex<Index>.PowerSet<SubElement>' does not conform to protocol 'Sequence'
    public struct PowerSet<SubElement> : CombinatoricsType, Sequence {
                  ^
Swift.Sequence.Iterator:2:16: note: unable to infer associated type 'Iterator' for protocol 'Sequence'
associatedtype Iterator : IteratorProtocol}
               ^
Swift.Sequence.makeIterator:2:36: note: candidate would match and infer 'Iterator' = 'CombinatoricsIndex<Index>.PowerSet<SubElement>' if 'CombinatoricsIndex<Index>.PowerSet<SubElement>' conformed to 'IteratorProtocol'
@inlinable public __consuming func makeIterator() -> Self}
                                   ^
Failed frontend command:
/Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/swift-frontend -frontend -emit-module -experimental-skip-non-inlinable-function-bodies-without-types /Users/admin/builder/spi-builder-workspace/Sources/Combinatorics/Combinatorics.swift -target arm64_32-apple-watchos5.0 -enable-objc-interop -sdk /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS11.4.sdk -I /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-watchos -I /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/WatchOS.platform/Developer/usr/lib -F /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-watchos -F /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/WatchOS.platform/Developer/Library/Frameworks -F /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS11.4.sdk/Developer/Library/Frameworks -no-color-diagnostics -enable-testing -g -debug-info-format\=dwarf -dwarf-version\=4 -module-cache-path /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex -profile-generate -profile-coverage-mapping -swift-version 6 -enforce-exclusivity\=checked -stats-output-dir /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode/.stats -Onone -D SWIFT_PACKAGE -D DEBUG -serialize-debugging-options -const-gather-protocols-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Combinatorics.build/Debug-watchos/Combinatorics.build/Objects-normal/arm64_32/Combinatorics_const_extract_protocols.json -enable-experimental-feature DebugDescriptionMacro -empty-abi-descriptor -plugin-path /Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift/host/plugins/testing -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 -resource-dir /Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift -enable-anonymous-context-mangled-names -file-compilation-dir /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode -Xcc -ivfsstatcache -Xcc /Users/admin/builder/spi-builder-workspace/.derivedData/SDKStatCaches.noindex/watchos11.4-22T246-43efb940ff07ba2497b70ec94253f576.sdkstatcache -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Combinatorics.build/Debug-watchos/Combinatorics.build/swift-overrides.hmap -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-watchos/include -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Combinatorics.build/Debug-watchos/Combinatorics.build/DerivedSources-normal/arm64_32 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Combinatorics.build/Debug-watchos/Combinatorics.build/DerivedSources/arm64_32 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Combinatorics.build/Debug-watchos/Combinatorics.build/DerivedSources -Xcc -DSWIFT_PACKAGE -Xcc -DDEBUG\=1 -module-name Combinatorics -package-name spi_builder_workspace -frontend-parseable-output -disable-clang-spi -target-sdk-version 11.4 -target-sdk-name watchos11.4 -external-plugin-path /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/WatchOS.platform/Developer/usr/lib/swift/host/plugins\#/Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/WatchOS.platform/Developer/usr/bin/swift-plugin-server -external-plugin-path /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/WatchOS.platform/Developer/usr/local/lib/swift/host/plugins\#/Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/WatchOS.platform/Developer/usr/bin/swift-plugin-server -in-process-plugin-server-path /Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift/host/libSwiftInProcPluginServer.dylib -plugin-path /Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift/host/plugins -plugin-path /Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/local/lib/swift/host/plugins -emit-module-doc-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Combinatorics.build/Debug-watchos/Combinatorics.build/Objects-normal/arm64_32/Combinatorics.swiftdoc -emit-module-source-info-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Combinatorics.build/Debug-watchos/Combinatorics.build/Objects-normal/arm64_32/Combinatorics.swiftsourceinfo -emit-objc-header-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Combinatorics.build/Debug-watchos/Combinatorics.build/Objects-normal/arm64_32/Combinatorics-Swift.h -serialize-diagnostics-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Combinatorics.build/Debug-watchos/Combinatorics.build/Objects-normal/arm64_32/Combinatorics-master-emit-module.dia -emit-dependencies-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Combinatorics.build/Debug-watchos/Combinatorics.build/Objects-normal/arm64_32/Combinatorics-master-emit-module.d -parse-as-library -o /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Combinatorics.build/Debug-watchos/Combinatorics.build/Objects-normal/arm64_32/Combinatorics.swiftmodule -emit-abi-descriptor-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Combinatorics.build/Debug-watchos/Combinatorics.build/Objects-normal/arm64_32/Combinatorics.abi.json
SwiftEmitModule normal armv7k Emitting\ module\ for\ Combinatorics (in target 'Combinatorics' from project 'Combinatorics')
SwiftCompile normal armv7k /Users/admin/builder/spi-builder-workspace/Sources/Combinatorics/Combinatorics.swift (in target 'Combinatorics' from project 'Combinatorics')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

/Users/admin/builder/spi-builder-workspace/Sources/Combinatorics/Combinatorics.swift:100:19: error: type 'CombinatoricsIndex<Index>.Permutation<SubElement>' does not conform to protocol 'Sequence'
    public struct Permutation<SubElement> : CombinatoricsType, Sequence {
                  ^
Swift.Sequence.Iterator:2:16: note: unable to infer associated type 'Iterator' for protocol 'Sequence'
associatedtype Iterator : IteratorProtocol}
               ^
Swift.Sequence.makeIterator:2:36: note: candidate would match and infer 'Iterator' = 'CombinatoricsIndex<Index>.Permutation<SubElement>' if 'CombinatoricsIndex<Index>.Permutation<SubElement>' conformed to 'IteratorProtocol'
@inlinable public __consuming func makeIterator() -> Self}
                                   ^
/Users/admin/builder/spi-builder-workspace/Sources/Combinatorics/Combinatorics.swift:126:19: error: type 'CombinatoricsIndex<Index>.UniquePermutation<SubElement>' does not conform to protocol 'Sequence'
    public struct UniquePermutation<SubElement:Hashable> : CombinatoricsType, Sequence {
                  ^
Swift.Sequence.Iterator:2:16: note: unable to infer associated type 'Iterator' for protocol 'Sequence'
associatedtype Iterator : IteratorProtocol}
               ^
Swift.Sequence.makeIterator:2:36: note: candidate would match and infer 'Iterator' = 'CombinatoricsIndex<Index>.UniquePermutation<SubElement>' if 'CombinatoricsIndex<Index>.UniquePermutation<SubElement>' conformed to 'IteratorProtocol'
@inlinable public __consuming func makeIterator() -> Self}
                                   ^
/Users/admin/builder/spi-builder-workspace/Sources/Combinatorics/Combinatorics.swift:182:19: error: type 'CombinatoricsIndex<Index>.Combination<SubElement>' does not conform to protocol 'Sequence'
    public struct Combination<SubElement> : CombinatoricsType, Sequence {
                  ^
Swift.Sequence.Iterator:2:16: note: unable to infer associated type 'Iterator' for protocol 'Sequence'
associatedtype Iterator : IteratorProtocol}
               ^
Swift.Sequence.makeIterator:2:36: note: candidate would match and infer 'Iterator' = 'CombinatoricsIndex<Index>.Combination<SubElement>' if 'CombinatoricsIndex<Index>.Combination<SubElement>' conformed to 'IteratorProtocol'
@inlinable public __consuming func makeIterator() -> Self}
                                   ^
/Users/admin/builder/spi-builder-workspace/Sources/Combinatorics/Combinatorics.swift:284:19: error: type 'CombinatoricsIndex<Index>.BaseN<SubElement>' does not conform to protocol 'Sequence'
    public struct BaseN<SubElement> : CombinatoricsType, Sequence {
                  ^
Swift.Sequence.Iterator:2:16: note: unable to infer associated type 'Iterator' for protocol 'Sequence'
associatedtype Iterator : IteratorProtocol}
               ^
Swift.Sequence.makeIterator:2:36: note: candidate would match and infer 'Iterator' = 'CombinatoricsIndex<Index>.BaseN<SubElement>' if 'CombinatoricsIndex<Index>.BaseN<SubElement>' conformed to 'IteratorProtocol'
@inlinable public __consuming func makeIterator() -> Self}
                                   ^
/Users/admin/builder/spi-builder-workspace/Sources/Combinatorics/Combinatorics.swift:305:19: error: type 'CombinatoricsIndex<Index>.PowerSet<SubElement>' does not conform to protocol 'Sequence'
    public struct PowerSet<SubElement> : CombinatoricsType, Sequence {
                  ^
Swift.Sequence.Iterator:2:16: note: unable to infer associated type 'Iterator' for protocol 'Sequence'
associatedtype Iterator : IteratorProtocol}
               ^
Swift.Sequence.makeIterator:2:36: note: candidate would match and infer 'Iterator' = 'CombinatoricsIndex<Index>.PowerSet<SubElement>' if 'CombinatoricsIndex<Index>.PowerSet<SubElement>' conformed to 'IteratorProtocol'
@inlinable public __consuming func makeIterator() -> Self}
                                   ^
Failed frontend command:
/Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/swift-frontend -frontend -emit-module -experimental-skip-non-inlinable-function-bodies-without-types /Users/admin/builder/spi-builder-workspace/Sources/Combinatorics/Combinatorics.swift -target armv7k-apple-watchos5.0 -enable-objc-interop -sdk /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS11.4.sdk -I /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-watchos -I /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/WatchOS.platform/Developer/usr/lib -F /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-watchos -F /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/WatchOS.platform/Developer/Library/Frameworks -F /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS11.4.sdk/Developer/Library/Frameworks -no-color-diagnostics -enable-testing -g -debug-info-format\=dwarf -dwarf-version\=4 -module-cache-path /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex -profile-generate -profile-coverage-mapping -swift-version 6 -enforce-exclusivity\=checked -stats-output-dir /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode/.stats -Onone -D SWIFT_PACKAGE -D DEBUG -serialize-debugging-options -const-gather-protocols-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Combinatorics.build/Debug-watchos/Combinatorics.build/Objects-normal/armv7k/Combinatorics_const_extract_protocols.json -enable-experimental-feature DebugDescriptionMacro -empty-abi-descriptor -plugin-path /Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift/host/plugins/testing -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 -resource-dir /Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift -enable-anonymous-context-mangled-names -file-compilation-dir /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode -Xcc -ivfsstatcache -Xcc /Users/admin/builder/spi-builder-workspace/.derivedData/SDKStatCaches.noindex/watchos11.4-22T246-43efb940ff07ba2497b70ec94253f576.sdkstatcache -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Combinatorics.build/Debug-watchos/Combinatorics.build/swift-overrides.hmap -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-watchos/include -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Combinatorics.build/Debug-watchos/Combinatorics.build/DerivedSources-normal/armv7k -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Combinatorics.build/Debug-watchos/Combinatorics.build/DerivedSources/armv7k -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Combinatorics.build/Debug-watchos/Combinatorics.build/DerivedSources -Xcc -DSWIFT_PACKAGE -Xcc -DDEBUG\=1 -module-name Combinatorics -package-name spi_builder_workspace -frontend-parseable-output -disable-clang-spi -target-sdk-version 11.4 -target-sdk-name watchos11.4 -external-plugin-path /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/WatchOS.platform/Developer/usr/lib/swift/host/plugins\#/Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/WatchOS.platform/Developer/usr/bin/swift-plugin-server -external-plugin-path /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/WatchOS.platform/Developer/usr/local/lib/swift/host/plugins\#/Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/WatchOS.platform/Developer/usr/bin/swift-plugin-server -in-process-plugin-server-path /Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift/host/libSwiftInProcPluginServer.dylib -plugin-path /Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift/host/plugins -plugin-path /Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/local/lib/swift/host/plugins -emit-module-doc-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Combinatorics.build/Debug-watchos/Combinatorics.build/Objects-normal/armv7k/Combinatorics.swiftdoc -emit-module-source-info-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Combinatorics.build/Debug-watchos/Combinatorics.build/Objects-normal/armv7k/Combinatorics.swiftsourceinfo -emit-objc-header-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Combinatorics.build/Debug-watchos/Combinatorics.build/Objects-normal/armv7k/Combinatorics-Swift.h -serialize-diagnostics-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Combinatorics.build/Debug-watchos/Combinatorics.build/Objects-normal/armv7k/Combinatorics-master-emit-module.dia -emit-dependencies-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Combinatorics.build/Debug-watchos/Combinatorics.build/Objects-normal/armv7k/Combinatorics-master-emit-module.d -parse-as-library -o /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Combinatorics.build/Debug-watchos/Combinatorics.build/Objects-normal/armv7k/Combinatorics.swiftmodule -emit-abi-descriptor-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Combinatorics.build/Debug-watchos/Combinatorics.build/Objects-normal/armv7k/Combinatorics.abi.json
SwiftCompile normal arm64 Compiling\ Combinatorics.swift /Users/admin/builder/spi-builder-workspace/Sources/Combinatorics/Combinatorics.swift (in target 'Combinatorics' from project 'Combinatorics')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/Combinatorics/Combinatorics.swift (in target 'Combinatorics' from project 'Combinatorics')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

SwiftCompile normal armv7k Compiling\ Combinatorics.swift /Users/admin/builder/spi-builder-workspace/Sources/Combinatorics/Combinatorics.swift (in target 'Combinatorics' from project 'Combinatorics')
SwiftCompile normal armv7k /Users/admin/builder/spi-builder-workspace/Sources/Combinatorics/Combinatorics.swift (in target 'Combinatorics' from project 'Combinatorics')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

SwiftEmitModule normal arm64 Emitting\ module\ for\ Combinatorics (in target 'Combinatorics' from project 'Combinatorics')
Failed frontend command:
/Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/swift-frontend -frontend -emit-module -experimental-skip-non-inlinable-function-bodies-without-types /Users/admin/builder/spi-builder-workspace/Sources/Combinatorics/Combinatorics.swift -target arm64-apple-watchos5.0 -Xllvm -aarch64-use-tbi -enable-objc-interop -sdk /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS11.4.sdk -I /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-watchos -I /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/WatchOS.platform/Developer/usr/lib -F /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-watchos -F /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/WatchOS.platform/Developer/Library/Frameworks -F /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS11.4.sdk/Developer/Library/Frameworks -no-color-diagnostics -enable-testing -g -debug-info-format\=dwarf -dwarf-version\=4 -module-cache-path /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex -profile-generate -profile-coverage-mapping -swift-version 6 -enforce-exclusivity\=checked -stats-output-dir /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode/.stats -Onone -D SWIFT_PACKAGE -D DEBUG -serialize-debugging-options -const-gather-protocols-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Combinatorics.build/Debug-watchos/Combinatorics.build/Objects-normal/arm64/Combinatorics_const_extract_protocols.json -enable-experimental-feature DebugDescriptionMacro -empty-abi-descriptor -plugin-path /Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift/host/plugins/testing -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 -resource-dir /Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift -enable-anonymous-context-mangled-names -file-compilation-dir /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode -Xcc -ivfsstatcache -Xcc /Users/admin/builder/spi-builder-workspace/.derivedData/SDKStatCaches.noindex/watchos11.4-22T246-43efb940ff07ba2497b70ec94253f576.sdkstatcache -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Combinatorics.build/Debug-watchos/Combinatorics.build/swift-overrides.hmap -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-watchos/include -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Combinatorics.build/Debug-watchos/Combinatorics.build/DerivedSources-normal/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Combinatorics.build/Debug-watchos/Combinatorics.build/DerivedSources/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Combinatorics.build/Debug-watchos/Combinatorics.build/DerivedSources -Xcc -DSWIFT_PACKAGE -Xcc -DDEBUG\=1 -module-name Combinatorics -package-name spi_builder_workspace -frontend-parseable-output -disable-clang-spi -target-sdk-version 11.4 -target-sdk-name watchos11.4 -external-plugin-path /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/WatchOS.platform/Developer/usr/lib/swift/host/plugins\#/Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/WatchOS.platform/Developer/usr/bin/swift-plugin-server -external-plugin-path /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/WatchOS.platform/Developer/usr/local/lib/swift/host/plugins\#/Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/WatchOS.platform/Developer/usr/bin/swift-plugin-server -in-process-plugin-server-path /Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift/host/libSwiftInProcPluginServer.dylib -plugin-path /Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift/host/plugins -plugin-path /Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/local/lib/swift/host/plugins -emit-module-doc-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Combinatorics.build/Debug-watchos/Combinatorics.build/Objects-normal/arm64/Combinatorics.swiftdoc -emit-module-source-info-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Combinatorics.build/Debug-watchos/Combinatorics.build/Objects-normal/arm64/Combinatorics.swiftsourceinfo -emit-objc-header-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Combinatorics.build/Debug-watchos/Combinatorics.build/Objects-normal/arm64/Combinatorics-Swift.h -serialize-diagnostics-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Combinatorics.build/Debug-watchos/Combinatorics.build/Objects-normal/arm64/Combinatorics-master-emit-module.dia -emit-dependencies-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Combinatorics.build/Debug-watchos/Combinatorics.build/Objects-normal/arm64/Combinatorics-master-emit-module.d -parse-as-library -o /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Combinatorics.build/Debug-watchos/Combinatorics.build/Objects-normal/arm64/Combinatorics.swiftmodule -emit-abi-descriptor-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Combinatorics.build/Debug-watchos/Combinatorics.build/Objects-normal/arm64/Combinatorics.abi.json
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/Combinatorics/Combinatorics.swift (in target 'Combinatorics' from project 'Combinatorics')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

/Users/admin/builder/spi-builder-workspace/Sources/Combinatorics/Combinatorics.swift:100:19: error: type 'CombinatoricsIndex<Index>.Permutation<SubElement>' does not conform to protocol 'Sequence'
    public struct Permutation<SubElement> : CombinatoricsType, Sequence {
                  ^
Swift.Sequence.Iterator:2:16: note: unable to infer associated type 'Iterator' for protocol 'Sequence'
associatedtype Iterator : IteratorProtocol}
               ^
Swift.Sequence.makeIterator:2:36: note: candidate would match and infer 'Iterator' = 'CombinatoricsIndex<Index>.Permutation<SubElement>' if 'CombinatoricsIndex<Index>.Permutation<SubElement>' conformed to 'IteratorProtocol'
@inlinable public __consuming func makeIterator() -> Self}
                                   ^
/Users/admin/builder/spi-builder-workspace/Sources/Combinatorics/Combinatorics.swift:126:19: error: type 'CombinatoricsIndex<Index>.UniquePermutation<SubElement>' does not conform to protocol 'Sequence'
    public struct UniquePermutation<SubElement:Hashable> : CombinatoricsType, Sequence {
                  ^
Swift.Sequence.Iterator:2:16: note: unable to infer associated type 'Iterator' for protocol 'Sequence'
associatedtype Iterator : IteratorProtocol}
               ^
Swift.Sequence.makeIterator:2:36: note: candidate would match and infer 'Iterator' = 'CombinatoricsIndex<Index>.UniquePermutation<SubElement>' if 'CombinatoricsIndex<Index>.UniquePermutation<SubElement>' conformed to 'IteratorProtocol'
@inlinable public __consuming func makeIterator() -> Self}
                                   ^
/Users/admin/builder/spi-builder-workspace/Sources/Combinatorics/Combinatorics.swift:182:19: error: type 'CombinatoricsIndex<Index>.Combination<SubElement>' does not conform to protocol 'Sequence'
    public struct Combination<SubElement> : CombinatoricsType, Sequence {
                  ^
Swift.Sequence.Iterator:2:16: note: unable to infer associated type 'Iterator' for protocol 'Sequence'
associatedtype Iterator : IteratorProtocol}
               ^
Swift.Sequence.makeIterator:2:36: note: candidate would match and infer 'Iterator' = 'CombinatoricsIndex<Index>.Combination<SubElement>' if 'CombinatoricsIndex<Index>.Combination<SubElement>' conformed to 'IteratorProtocol'
@inlinable public __consuming func makeIterator() -> Self}
                                   ^
/Users/admin/builder/spi-builder-workspace/Sources/Combinatorics/Combinatorics.swift:284:19: error: type 'CombinatoricsIndex<Index>.BaseN<SubElement>' does not conform to protocol 'Sequence'
    public struct BaseN<SubElement> : CombinatoricsType, Sequence {
                  ^
Swift.Sequence.Iterator:2:16: note: unable to infer associated type 'Iterator' for protocol 'Sequence'
associatedtype Iterator : IteratorProtocol}
               ^
Swift.Sequence.makeIterator:2:36: note: candidate would match and infer 'Iterator' = 'CombinatoricsIndex<Index>.BaseN<SubElement>' if 'CombinatoricsIndex<Index>.BaseN<SubElement>' conformed to 'IteratorProtocol'
@inlinable public __consuming func makeIterator() -> Self}
                                   ^
/Users/admin/builder/spi-builder-workspace/Sources/Combinatorics/Combinatorics.swift:305:19: error: type 'CombinatoricsIndex<Index>.PowerSet<SubElement>' does not conform to protocol 'Sequence'
    public struct PowerSet<SubElement> : CombinatoricsType, Sequence {
                  ^
Swift.Sequence.Iterator:2:16: note: unable to infer associated type 'Iterator' for protocol 'Sequence'
associatedtype Iterator : IteratorProtocol}
               ^
Swift.Sequence.makeIterator:2:36: note: candidate would match and infer 'Iterator' = 'CombinatoricsIndex<Index>.PowerSet<SubElement>' if 'CombinatoricsIndex<Index>.PowerSet<SubElement>' conformed to 'IteratorProtocol'
@inlinable public __consuming func makeIterator() -> Self}
                                   ^
SwiftCompile normal arm64_32 Compiling\ Combinatorics.swift /Users/admin/builder/spi-builder-workspace/Sources/Combinatorics/Combinatorics.swift (in target 'Combinatorics' from project 'Combinatorics')
SwiftCompile normal arm64_32 /Users/admin/builder/spi-builder-workspace/Sources/Combinatorics/Combinatorics.swift (in target 'Combinatorics' from project 'Combinatorics')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

** BUILD FAILED **
The following build commands failed:
	SwiftCompile normal arm64_32 /Users/admin/builder/spi-builder-workspace/Sources/Combinatorics/Combinatorics.swift (in target 'Combinatorics' from project 'Combinatorics')
	SwiftEmitModule normal arm64_32 Emitting\ module\ for\ Combinatorics (in target 'Combinatorics' from project 'Combinatorics')
	SwiftCompile normal armv7k /Users/admin/builder/spi-builder-workspace/Sources/Combinatorics/Combinatorics.swift (in target 'Combinatorics' from project 'Combinatorics')
	SwiftEmitModule normal armv7k Emitting\ module\ for\ Combinatorics (in target 'Combinatorics' from project 'Combinatorics')
	SwiftEmitModule normal arm64 Emitting\ module\ for\ Combinatorics (in target 'Combinatorics' from project 'Combinatorics')
	SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/Combinatorics/Combinatorics.swift (in target 'Combinatorics' from project 'Combinatorics')
	Building workspace spi-builder-workspace with scheme Combinatorics
(7 failures)
Command line invocation:
    /Applications/Xcode-16.3.0.app/Contents/Developer/usr/bin/xcodebuild -IDEClonedSourcePackagesDirPathOverride=/Users/admin/builder/spi-builder-workspace/.dependencies -resolvePackageDependencies
Resolve Package Graph
Resolved source packages:
  Combinatorics: /Users/admin/builder/spi-builder-workspace
resolved source packages: Combinatorics
{
  "dependencies" : [
  ],
  "manifest_display_name" : "Combinatorics",
  "name" : "Combinatorics",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
  ],
  "products" : [
    {
      "name" : "Combinatorics",
      "targets" : [
        "Combinatorics"
      ],
      "type" : {
        "library" : [
          "dynamic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "CombinatoricsTests",
      "module_type" : "SwiftTarget",
      "name" : "CombinatoricsTests",
      "path" : "Tests/CombinatoricsTests",
      "sources" : [
        "CombinatoricsTests.swift"
      ],
      "target_dependencies" : [
        "Combinatorics"
      ],
      "type" : "test"
    },
    {
      "c99name" : "Combinatorics",
      "module_type" : "SwiftTarget",
      "name" : "Combinatorics",
      "path" : "Sources/Combinatorics",
      "product_memberships" : [
        "Combinatorics"
      ],
      "sources" : [
        "Combinatorics.swift"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "6.0"
}
{
  "workspace" : {
    "name" : "spi-builder-workspace",
    "schemes" : [
      "Combinatorics"
    ]
  }
}
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-16.3.0.app xcrun xcodebuild -IDEClonedSourcePackagesDirPathOverride=$PWD/.dependencies -skipMacroValidation -skipPackagePluginValidation -derivedDataPath $PWD/.derivedData build -scheme Combinatorics -destination generic/platform=watchOS
Command line invocation:
    /Applications/Xcode-16.3.0.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 Combinatorics -destination generic/platform=watchOS
Resolve Package Graph
Resolved source packages:
  Combinatorics: /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 'Combinatorics' in project 'Combinatorics'
        ➜ Explicit dependency on target 'Combinatorics' in project 'Combinatorics'
    Target 'Combinatorics' in project 'Combinatorics' (no dependencies)
GatherProvisioningInputs
CreateBuildDescription
ExecuteExternalTool /Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/swiftc --version
ExecuteExternalTool /Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang -v -E -dM -isysroot /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS11.4.sdk -x c -c /dev/null
ExecuteExternalTool /Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/ld -version_details
Build description signature: eac3607308d84de6909622022d144527
Build description path: /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/XCBuildData/eac3607308d84de6909622022d144527.xcbuilddata
ClangStatCache /Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang-stat-cache /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS11.4.sdk /Users/admin/builder/spi-builder-workspace/.derivedData/SDKStatCaches.noindex/watchos11.4-22T246-43efb940ff07ba2497b70ec94253f576.sdkstatcache
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    /Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang-stat-cache /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS11.4.sdk -o /Users/admin/builder/spi-builder-workspace/.derivedData/SDKStatCaches.noindex/watchos11.4-22T246-43efb940ff07ba2497b70ec94253f576.sdkstatcache
SwiftDriver Combinatorics normal arm64 com.apple.xcode.tools.swift.compiler (in target 'Combinatorics' from project 'Combinatorics')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    builtin-SwiftDriver -- /Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/swiftc -module-name Combinatorics -Onone -enforce-exclusivity\=checked @/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Combinatorics.build/Debug-watchos/Combinatorics.build/Objects-normal/arm64/Combinatorics.SwiftFileList -DSWIFT_PACKAGE -DDEBUG -DXcode -plugin-path /Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift/host/plugins/testing -enable-experimental-feature DebugDescriptionMacro -sdk /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS11.4.sdk -target arm64-apple-watchos5.0 -g -module-cache-path /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex -Xfrontend -serialize-debugging-options -profile-coverage-mapping -profile-generate -enable-testing -index-store-path /Users/admin/builder/spi-builder-workspace/.derivedData/Index.noindex/DataStore -swift-version 6 -I /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-watchos -I /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/WatchOS.platform/Developer/usr/lib -F /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-watchos -F /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/WatchOS.platform/Developer/Library/Frameworks -F /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS11.4.sdk/Developer/Library/Frameworks -parse-as-library -c -j10 -enable-batch-mode -incremental -Xcc -ivfsstatcache -Xcc /Users/admin/builder/spi-builder-workspace/.derivedData/SDKStatCaches.noindex/watchos11.4-22T246-43efb940ff07ba2497b70ec94253f576.sdkstatcache -output-file-map /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Combinatorics.build/Debug-watchos/Combinatorics.build/Objects-normal/arm64/Combinatorics-OutputFileMap.json -use-frontend-parseable-output -save-temps -no-color-diagnostics -serialize-diagnostics -emit-dependencies -emit-module -emit-module-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Combinatorics.build/Debug-watchos/Combinatorics.build/Objects-normal/arm64/Combinatorics.swiftmodule -validate-clang-modules-once -clang-build-session-file /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/Session.modulevalidation -package-name spi_builder_workspace -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Combinatorics.build/Debug-watchos/Combinatorics.build/swift-overrides.hmap -emit-const-values -Xfrontend -const-gather-protocols-file -Xfrontend /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Combinatorics.build/Debug-watchos/Combinatorics.build/Objects-normal/arm64/Combinatorics_const_extract_protocols.json -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-watchos/include -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Combinatorics.build/Debug-watchos/Combinatorics.build/DerivedSources-normal/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Combinatorics.build/Debug-watchos/Combinatorics.build/DerivedSources/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Combinatorics.build/Debug-watchos/Combinatorics.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/Combinatorics.build/Debug-watchos/Combinatorics.build/Objects-normal/arm64/Combinatorics-Swift.h -working-directory /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode -experimental-emit-module-separately -disable-cmo
SwiftDriver Combinatorics normal armv7k com.apple.xcode.tools.swift.compiler (in target 'Combinatorics' from project 'Combinatorics')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    builtin-SwiftDriver -- /Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/swiftc -module-name Combinatorics -Onone -enforce-exclusivity\=checked @/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Combinatorics.build/Debug-watchos/Combinatorics.build/Objects-normal/armv7k/Combinatorics.SwiftFileList -DSWIFT_PACKAGE -DDEBUG -DXcode -plugin-path /Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift/host/plugins/testing -enable-experimental-feature DebugDescriptionMacro -sdk /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS11.4.sdk -target armv7k-apple-watchos5.0 -g -module-cache-path /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex -Xfrontend -serialize-debugging-options -profile-coverage-mapping -profile-generate -enable-testing -index-store-path /Users/admin/builder/spi-builder-workspace/.derivedData/Index.noindex/DataStore -swift-version 6 -I /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-watchos -I /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/WatchOS.platform/Developer/usr/lib -F /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-watchos -F /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/WatchOS.platform/Developer/Library/Frameworks -F /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS11.4.sdk/Developer/Library/Frameworks -parse-as-library -c -j10 -enable-batch-mode -incremental -Xcc -ivfsstatcache -Xcc /Users/admin/builder/spi-builder-workspace/.derivedData/SDKStatCaches.noindex/watchos11.4-22T246-43efb940ff07ba2497b70ec94253f576.sdkstatcache -output-file-map /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Combinatorics.build/Debug-watchos/Combinatorics.build/Objects-normal/armv7k/Combinatorics-OutputFileMap.json -use-frontend-parseable-output -save-temps -no-color-diagnostics -serialize-diagnostics -emit-dependencies -emit-module -emit-module-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Combinatorics.build/Debug-watchos/Combinatorics.build/Objects-normal/armv7k/Combinatorics.swiftmodule -validate-clang-modules-once -clang-build-session-file /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/Session.modulevalidation -package-name spi_builder_workspace -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Combinatorics.build/Debug-watchos/Combinatorics.build/swift-overrides.hmap -emit-const-values -Xfrontend -const-gather-protocols-file -Xfrontend /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Combinatorics.build/Debug-watchos/Combinatorics.build/Objects-normal/armv7k/Combinatorics_const_extract_protocols.json -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-watchos/include -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Combinatorics.build/Debug-watchos/Combinatorics.build/DerivedSources-normal/armv7k -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Combinatorics.build/Debug-watchos/Combinatorics.build/DerivedSources/armv7k -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Combinatorics.build/Debug-watchos/Combinatorics.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/Combinatorics.build/Debug-watchos/Combinatorics.build/Objects-normal/armv7k/Combinatorics-Swift.h -working-directory /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode -experimental-emit-module-separately -disable-cmo
SwiftDriver Combinatorics normal arm64_32 com.apple.xcode.tools.swift.compiler (in target 'Combinatorics' from project 'Combinatorics')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    builtin-SwiftDriver -- /Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/swiftc -module-name Combinatorics -Onone -enforce-exclusivity\=checked @/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Combinatorics.build/Debug-watchos/Combinatorics.build/Objects-normal/arm64_32/Combinatorics.SwiftFileList -DSWIFT_PACKAGE -DDEBUG -DXcode -plugin-path /Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift/host/plugins/testing -enable-experimental-feature DebugDescriptionMacro -sdk /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS11.4.sdk -target arm64_32-apple-watchos5.0 -g -module-cache-path /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex -Xfrontend -serialize-debugging-options -profile-coverage-mapping -profile-generate -enable-testing -index-store-path /Users/admin/builder/spi-builder-workspace/.derivedData/Index.noindex/DataStore -swift-version 6 -I /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-watchos -I /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/WatchOS.platform/Developer/usr/lib -F /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-watchos -F /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/WatchOS.platform/Developer/Library/Frameworks -F /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS11.4.sdk/Developer/Library/Frameworks -parse-as-library -c -j10 -enable-batch-mode -incremental -Xcc -ivfsstatcache -Xcc /Users/admin/builder/spi-builder-workspace/.derivedData/SDKStatCaches.noindex/watchos11.4-22T246-43efb940ff07ba2497b70ec94253f576.sdkstatcache -output-file-map /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Combinatorics.build/Debug-watchos/Combinatorics.build/Objects-normal/arm64_32/Combinatorics-OutputFileMap.json -use-frontend-parseable-output -save-temps -no-color-diagnostics -serialize-diagnostics -emit-dependencies -emit-module -emit-module-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Combinatorics.build/Debug-watchos/Combinatorics.build/Objects-normal/arm64_32/Combinatorics.swiftmodule -validate-clang-modules-once -clang-build-session-file /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/Session.modulevalidation -package-name spi_builder_workspace -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Combinatorics.build/Debug-watchos/Combinatorics.build/swift-overrides.hmap -emit-const-values -Xfrontend -const-gather-protocols-file -Xfrontend /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Combinatorics.build/Debug-watchos/Combinatorics.build/Objects-normal/arm64_32/Combinatorics_const_extract_protocols.json -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-watchos/include -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Combinatorics.build/Debug-watchos/Combinatorics.build/DerivedSources-normal/arm64_32 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Combinatorics.build/Debug-watchos/Combinatorics.build/DerivedSources/arm64_32 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Combinatorics.build/Debug-watchos/Combinatorics.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/Combinatorics.build/Debug-watchos/Combinatorics.build/Objects-normal/arm64_32/Combinatorics-Swift.h -working-directory /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode -experimental-emit-module-separately -disable-cmo
SwiftEmitModule normal armv7k Emitting\ module\ for\ Combinatorics (in target 'Combinatorics' from project 'Combinatorics')
SwiftCompile normal armv7k /Users/admin/builder/spi-builder-workspace/Sources/Combinatorics/Combinatorics.swift (in target 'Combinatorics' from project 'Combinatorics')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

/Users/admin/builder/spi-builder-workspace/Sources/Combinatorics/Combinatorics.swift:100:19: error: type 'CombinatoricsIndex<Index>.Permutation<SubElement>' does not conform to protocol 'Sequence'
    public struct Permutation<SubElement> : CombinatoricsType, Sequence {
                  ^
Swift.Sequence.Iterator:2:16: note: unable to infer associated type 'Iterator' for protocol 'Sequence'
associatedtype Iterator : IteratorProtocol}
               ^
Swift.Sequence.makeIterator:2:36: note: candidate would match and infer 'Iterator' = 'CombinatoricsIndex<Index>.Permutation<SubElement>' if 'CombinatoricsIndex<Index>.Permutation<SubElement>' conformed to 'IteratorProtocol'
@inlinable public __consuming func makeIterator() -> Self}
                                   ^
/Users/admin/builder/spi-builder-workspace/Sources/Combinatorics/Combinatorics.swift:126:19: error: type 'CombinatoricsIndex<Index>.UniquePermutation<SubElement>' does not conform to protocol 'Sequence'
    public struct UniquePermutation<SubElement:Hashable> : CombinatoricsType, Sequence {
                  ^
Swift.Sequence.Iterator:2:16: note: unable to infer associated type 'Iterator' for protocol 'Sequence'
associatedtype Iterator : IteratorProtocol}
               ^
Swift.Sequence.makeIterator:2:36: note: candidate would match and infer 'Iterator' = 'CombinatoricsIndex<Index>.UniquePermutation<SubElement>' if 'CombinatoricsIndex<Index>.UniquePermutation<SubElement>' conformed to 'IteratorProtocol'
@inlinable public __consuming func makeIterator() -> Self}
                                   ^
/Users/admin/builder/spi-builder-workspace/Sources/Combinatorics/Combinatorics.swift:182:19: error: type 'CombinatoricsIndex<Index>.Combination<SubElement>' does not conform to protocol 'Sequence'
    public struct Combination<SubElement> : CombinatoricsType, Sequence {
                  ^
Swift.Sequence.Iterator:2:16: note: unable to infer associated type 'Iterator' for protocol 'Sequence'
associatedtype Iterator : IteratorProtocol}
               ^
Swift.Sequence.makeIterator:2:36: note: candidate would match and infer 'Iterator' = 'CombinatoricsIndex<Index>.Combination<SubElement>' if 'CombinatoricsIndex<Index>.Combination<SubElement>' conformed to 'IteratorProtocol'
@inlinable public __consuming func makeIterator() -> Self}
                                   ^
/Users/admin/builder/spi-builder-workspace/Sources/Combinatorics/Combinatorics.swift:284:19: error: type 'CombinatoricsIndex<Index>.BaseN<SubElement>' does not conform to protocol 'Sequence'
    public struct BaseN<SubElement> : CombinatoricsType, Sequence {
                  ^
Swift.Sequence.Iterator:2:16: note: unable to infer associated type 'Iterator' for protocol 'Sequence'
associatedtype Iterator : IteratorProtocol}
               ^
Swift.Sequence.makeIterator:2:36: note: candidate would match and infer 'Iterator' = 'CombinatoricsIndex<Index>.BaseN<SubElement>' if 'CombinatoricsIndex<Index>.BaseN<SubElement>' conformed to 'IteratorProtocol'
@inlinable public __consuming func makeIterator() -> Self}
                                   ^
/Users/admin/builder/spi-builder-workspace/Sources/Combinatorics/Combinatorics.swift:305:19: error: type 'CombinatoricsIndex<Index>.PowerSet<SubElement>' does not conform to protocol 'Sequence'
    public struct PowerSet<SubElement> : CombinatoricsType, Sequence {
                  ^
Swift.Sequence.Iterator:2:16: note: unable to infer associated type 'Iterator' for protocol 'Sequence'
associatedtype Iterator : IteratorProtocol}
               ^
Swift.Sequence.makeIterator:2:36: note: candidate would match and infer 'Iterator' = 'CombinatoricsIndex<Index>.PowerSet<SubElement>' if 'CombinatoricsIndex<Index>.PowerSet<SubElement>' conformed to 'IteratorProtocol'
@inlinable public __consuming func makeIterator() -> Self}
                                   ^
Failed frontend command:
/Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/swift-frontend -frontend -emit-module -experimental-skip-non-inlinable-function-bodies-without-types /Users/admin/builder/spi-builder-workspace/Sources/Combinatorics/Combinatorics.swift -target armv7k-apple-watchos5.0 -enable-objc-interop -sdk /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS11.4.sdk -I /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-watchos -I /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/WatchOS.platform/Developer/usr/lib -F /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-watchos -F /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/WatchOS.platform/Developer/Library/Frameworks -F /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS11.4.sdk/Developer/Library/Frameworks -no-color-diagnostics -enable-testing -g -debug-info-format\=dwarf -dwarf-version\=4 -module-cache-path /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex -profile-generate -profile-coverage-mapping -swift-version 6 -enforce-exclusivity\=checked -Onone -D SWIFT_PACKAGE -D DEBUG -D Xcode -serialize-debugging-options -const-gather-protocols-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Combinatorics.build/Debug-watchos/Combinatorics.build/Objects-normal/armv7k/Combinatorics_const_extract_protocols.json -enable-experimental-feature DebugDescriptionMacro -empty-abi-descriptor -plugin-path /Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift/host/plugins/testing -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 -resource-dir /Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift -enable-anonymous-context-mangled-names -file-compilation-dir /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode -Xcc -ivfsstatcache -Xcc /Users/admin/builder/spi-builder-workspace/.derivedData/SDKStatCaches.noindex/watchos11.4-22T246-43efb940ff07ba2497b70ec94253f576.sdkstatcache -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Combinatorics.build/Debug-watchos/Combinatorics.build/swift-overrides.hmap -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-watchos/include -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Combinatorics.build/Debug-watchos/Combinatorics.build/DerivedSources-normal/armv7k -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Combinatorics.build/Debug-watchos/Combinatorics.build/DerivedSources/armv7k -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Combinatorics.build/Debug-watchos/Combinatorics.build/DerivedSources -Xcc -DSWIFT_PACKAGE -Xcc -DDEBUG\=1 -module-name Combinatorics -package-name spi_builder_workspace -frontend-parseable-output -disable-clang-spi -target-sdk-version 11.4 -target-sdk-name watchos11.4 -external-plugin-path /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/WatchOS.platform/Developer/usr/lib/swift/host/plugins\#/Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/WatchOS.platform/Developer/usr/bin/swift-plugin-server -external-plugin-path /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/WatchOS.platform/Developer/usr/local/lib/swift/host/plugins\#/Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/WatchOS.platform/Developer/usr/bin/swift-plugin-server -in-process-plugin-server-path /Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift/host/libSwiftInProcPluginServer.dylib -plugin-path /Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift/host/plugins -plugin-path /Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/local/lib/swift/host/plugins -emit-module-doc-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Combinatorics.build/Debug-watchos/Combinatorics.build/Objects-normal/armv7k/Combinatorics.swiftdoc -emit-module-source-info-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Combinatorics.build/Debug-watchos/Combinatorics.build/Objects-normal/armv7k/Combinatorics.swiftsourceinfo -emit-objc-header-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Combinatorics.build/Debug-watchos/Combinatorics.build/Objects-normal/armv7k/Combinatorics-Swift.h -serialize-diagnostics-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Combinatorics.build/Debug-watchos/Combinatorics.build/Objects-normal/armv7k/Combinatorics-master-emit-module.dia -emit-dependencies-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Combinatorics.build/Debug-watchos/Combinatorics.build/Objects-normal/armv7k/Combinatorics-master-emit-module.d -parse-as-library -o /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Combinatorics.build/Debug-watchos/Combinatorics.build/Objects-normal/armv7k/Combinatorics.swiftmodule -emit-abi-descriptor-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Combinatorics.build/Debug-watchos/Combinatorics.build/Objects-normal/armv7k/Combinatorics.abi.json
SwiftEmitModule normal arm64 Emitting\ module\ for\ Combinatorics (in target 'Combinatorics' from project 'Combinatorics')
Failed frontend command:
/Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/swift-frontend -frontend -emit-module -experimental-skip-non-inlinable-function-bodies-without-types /Users/admin/builder/spi-builder-workspace/Sources/Combinatorics/Combinatorics.swift -target arm64-apple-watchos5.0 -Xllvm -aarch64-use-tbi -enable-objc-interop -sdk /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS11.4.sdk -I /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-watchos -I /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/WatchOS.platform/Developer/usr/lib -F /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-watchos -F /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/WatchOS.platform/Developer/Library/Frameworks -F /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS11.4.sdk/Developer/Library/Frameworks -no-color-diagnostics -enable-testing -g -debug-info-format\=dwarf -dwarf-version\=4 -module-cache-path /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex -profile-generate -profile-coverage-mapping -swift-version 6 -enforce-exclusivity\=checked -Onone -D SWIFT_PACKAGE -D DEBUG -D Xcode -serialize-debugging-options -const-gather-protocols-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Combinatorics.build/Debug-watchos/Combinatorics.build/Objects-normal/arm64/Combinatorics_const_extract_protocols.json -enable-experimental-feature DebugDescriptionMacro -empty-abi-descriptor -plugin-path /Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift/host/plugins/testing -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 -resource-dir /Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift -enable-anonymous-context-mangled-names -file-compilation-dir /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode -Xcc -ivfsstatcache -Xcc /Users/admin/builder/spi-builder-workspace/.derivedData/SDKStatCaches.noindex/watchos11.4-22T246-43efb940ff07ba2497b70ec94253f576.sdkstatcache -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Combinatorics.build/Debug-watchos/Combinatorics.build/swift-overrides.hmap -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-watchos/include -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Combinatorics.build/Debug-watchos/Combinatorics.build/DerivedSources-normal/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Combinatorics.build/Debug-watchos/Combinatorics.build/DerivedSources/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Combinatorics.build/Debug-watchos/Combinatorics.build/DerivedSources -Xcc -DSWIFT_PACKAGE -Xcc -DDEBUG\=1 -module-name Combinatorics -package-name spi_builder_workspace -frontend-parseable-output -disable-clang-spi -target-sdk-version 11.4 -target-sdk-name watchos11.4 -external-plugin-path /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/WatchOS.platform/Developer/usr/lib/swift/host/plugins\#/Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/WatchOS.platform/Developer/usr/bin/swift-plugin-server -external-plugin-path /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/WatchOS.platform/Developer/usr/local/lib/swift/host/plugins\#/Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/WatchOS.platform/Developer/usr/bin/swift-plugin-server -in-process-plugin-server-path /Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift/host/libSwiftInProcPluginServer.dylib -plugin-path /Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift/host/plugins -plugin-path /Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/local/lib/swift/host/plugins -emit-module-doc-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Combinatorics.build/Debug-watchos/Combinatorics.build/Objects-normal/arm64/Combinatorics.swiftdoc -emit-module-source-info-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Combinatorics.build/Debug-watchos/Combinatorics.build/Objects-normal/arm64/Combinatorics.swiftsourceinfo -emit-objc-header-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Combinatorics.build/Debug-watchos/Combinatorics.build/Objects-normal/arm64/Combinatorics-Swift.h -serialize-diagnostics-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Combinatorics.build/Debug-watchos/Combinatorics.build/Objects-normal/arm64/Combinatorics-master-emit-module.dia -emit-dependencies-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Combinatorics.build/Debug-watchos/Combinatorics.build/Objects-normal/arm64/Combinatorics-master-emit-module.d -parse-as-library -o /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Combinatorics.build/Debug-watchos/Combinatorics.build/Objects-normal/arm64/Combinatorics.swiftmodule -emit-abi-descriptor-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Combinatorics.build/Debug-watchos/Combinatorics.build/Objects-normal/arm64/Combinatorics.abi.json
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/Combinatorics/Combinatorics.swift (in target 'Combinatorics' from project 'Combinatorics')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

/Users/admin/builder/spi-builder-workspace/Sources/Combinatorics/Combinatorics.swift:100:19: error: type 'CombinatoricsIndex<Index>.Permutation<SubElement>' does not conform to protocol 'Sequence'
    public struct Permutation<SubElement> : CombinatoricsType, Sequence {
                  ^
Swift.Sequence.Iterator:2:16: note: unable to infer associated type 'Iterator' for protocol 'Sequence'
associatedtype Iterator : IteratorProtocol}
               ^
Swift.Sequence.makeIterator:2:36: note: candidate would match and infer 'Iterator' = 'CombinatoricsIndex<Index>.Permutation<SubElement>' if 'CombinatoricsIndex<Index>.Permutation<SubElement>' conformed to 'IteratorProtocol'
@inlinable public __consuming func makeIterator() -> Self}
                                   ^
/Users/admin/builder/spi-builder-workspace/Sources/Combinatorics/Combinatorics.swift:126:19: error: type 'CombinatoricsIndex<Index>.UniquePermutation<SubElement>' does not conform to protocol 'Sequence'
    public struct UniquePermutation<SubElement:Hashable> : CombinatoricsType, Sequence {
                  ^
Swift.Sequence.Iterator:2:16: note: unable to infer associated type 'Iterator' for protocol 'Sequence'
associatedtype Iterator : IteratorProtocol}
               ^
Swift.Sequence.makeIterator:2:36: note: candidate would match and infer 'Iterator' = 'CombinatoricsIndex<Index>.UniquePermutation<SubElement>' if 'CombinatoricsIndex<Index>.UniquePermutation<SubElement>' conformed to 'IteratorProtocol'
@inlinable public __consuming func makeIterator() -> Self}
                                   ^
/Users/admin/builder/spi-builder-workspace/Sources/Combinatorics/Combinatorics.swift:182:19: error: type 'CombinatoricsIndex<Index>.Combination<SubElement>' does not conform to protocol 'Sequence'
    public struct Combination<SubElement> : CombinatoricsType, Sequence {
                  ^
Swift.Sequence.Iterator:2:16: note: unable to infer associated type 'Iterator' for protocol 'Sequence'
associatedtype Iterator : IteratorProtocol}
               ^
Swift.Sequence.makeIterator:2:36: note: candidate would match and infer 'Iterator' = 'CombinatoricsIndex<Index>.Combination<SubElement>' if 'CombinatoricsIndex<Index>.Combination<SubElement>' conformed to 'IteratorProtocol'
@inlinable public __consuming func makeIterator() -> Self}
                                   ^
/Users/admin/builder/spi-builder-workspace/Sources/Combinatorics/Combinatorics.swift:284:19: error: type 'CombinatoricsIndex<Index>.BaseN<SubElement>' does not conform to protocol 'Sequence'
    public struct BaseN<SubElement> : CombinatoricsType, Sequence {
                  ^
Swift.Sequence.Iterator:2:16: note: unable to infer associated type 'Iterator' for protocol 'Sequence'
associatedtype Iterator : IteratorProtocol}
               ^
Swift.Sequence.makeIterator:2:36: note: candidate would match and infer 'Iterator' = 'CombinatoricsIndex<Index>.BaseN<SubElement>' if 'CombinatoricsIndex<Index>.BaseN<SubElement>' conformed to 'IteratorProtocol'
@inlinable public __consuming func makeIterator() -> Self}
                                   ^
/Users/admin/builder/spi-builder-workspace/Sources/Combinatorics/Combinatorics.swift:305:19: error: type 'CombinatoricsIndex<Index>.PowerSet<SubElement>' does not conform to protocol 'Sequence'
    public struct PowerSet<SubElement> : CombinatoricsType, Sequence {
                  ^
Swift.Sequence.Iterator:2:16: note: unable to infer associated type 'Iterator' for protocol 'Sequence'
associatedtype Iterator : IteratorProtocol}
               ^
Swift.Sequence.makeIterator:2:36: note: candidate would match and infer 'Iterator' = 'CombinatoricsIndex<Index>.PowerSet<SubElement>' if 'CombinatoricsIndex<Index>.PowerSet<SubElement>' conformed to 'IteratorProtocol'
@inlinable public __consuming func makeIterator() -> Self}
                                   ^
SwiftEmitModule normal arm64_32 Emitting\ module\ for\ Combinatorics (in target 'Combinatorics' from project 'Combinatorics')
SwiftCompile normal arm64_32 /Users/admin/builder/spi-builder-workspace/Sources/Combinatorics/Combinatorics.swift (in target 'Combinatorics' from project 'Combinatorics')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

/Users/admin/builder/spi-builder-workspace/Sources/Combinatorics/Combinatorics.swift:100:19: error: type 'CombinatoricsIndex<Index>.Permutation<SubElement>' does not conform to protocol 'Sequence'
    public struct Permutation<SubElement> : CombinatoricsType, Sequence {
                  ^
Swift.Sequence.Iterator:2:16: note: unable to infer associated type 'Iterator' for protocol 'Sequence'
associatedtype Iterator : IteratorProtocol}
               ^
Swift.Sequence.makeIterator:2:36: note: candidate would match and infer 'Iterator' = 'CombinatoricsIndex<Index>.Permutation<SubElement>' if 'CombinatoricsIndex<Index>.Permutation<SubElement>' conformed to 'IteratorProtocol'
@inlinable public __consuming func makeIterator() -> Self}
                                   ^
/Users/admin/builder/spi-builder-workspace/Sources/Combinatorics/Combinatorics.swift:126:19: error: type 'CombinatoricsIndex<Index>.UniquePermutation<SubElement>' does not conform to protocol 'Sequence'
    public struct UniquePermutation<SubElement:Hashable> : CombinatoricsType, Sequence {
                  ^
Swift.Sequence.Iterator:2:16: note: unable to infer associated type 'Iterator' for protocol 'Sequence'
associatedtype Iterator : IteratorProtocol}
               ^
Swift.Sequence.makeIterator:2:36: note: candidate would match and infer 'Iterator' = 'CombinatoricsIndex<Index>.UniquePermutation<SubElement>' if 'CombinatoricsIndex<Index>.UniquePermutation<SubElement>' conformed to 'IteratorProtocol'
@inlinable public __consuming func makeIterator() -> Self}
                                   ^
/Users/admin/builder/spi-builder-workspace/Sources/Combinatorics/Combinatorics.swift:182:19: error: type 'CombinatoricsIndex<Index>.Combination<SubElement>' does not conform to protocol 'Sequence'
    public struct Combination<SubElement> : CombinatoricsType, Sequence {
                  ^
Swift.Sequence.Iterator:2:16: note: unable to infer associated type 'Iterator' for protocol 'Sequence'
associatedtype Iterator : IteratorProtocol}
               ^
Swift.Sequence.makeIterator:2:36: note: candidate would match and infer 'Iterator' = 'CombinatoricsIndex<Index>.Combination<SubElement>' if 'CombinatoricsIndex<Index>.Combination<SubElement>' conformed to 'IteratorProtocol'
@inlinable public __consuming func makeIterator() -> Self}
                                   ^
/Users/admin/builder/spi-builder-workspace/Sources/Combinatorics/Combinatorics.swift:284:19: error: type 'CombinatoricsIndex<Index>.BaseN<SubElement>' does not conform to protocol 'Sequence'
    public struct BaseN<SubElement> : CombinatoricsType, Sequence {
                  ^
Swift.Sequence.Iterator:2:16: note: unable to infer associated type 'Iterator' for protocol 'Sequence'
associatedtype Iterator : IteratorProtocol}
               ^
Swift.Sequence.makeIterator:2:36: note: candidate would match and infer 'Iterator' = 'CombinatoricsIndex<Index>.BaseN<SubElement>' if 'CombinatoricsIndex<Index>.BaseN<SubElement>' conformed to 'IteratorProtocol'
@inlinable public __consuming func makeIterator() -> Self}
                                   ^
/Users/admin/builder/spi-builder-workspace/Sources/Combinatorics/Combinatorics.swift:305:19: error: type 'CombinatoricsIndex<Index>.PowerSet<SubElement>' does not conform to protocol 'Sequence'
    public struct PowerSet<SubElement> : CombinatoricsType, Sequence {
                  ^
Swift.Sequence.Iterator:2:16: note: unable to infer associated type 'Iterator' for protocol 'Sequence'
associatedtype Iterator : IteratorProtocol}
               ^
Swift.Sequence.makeIterator:2:36: note: candidate would match and infer 'Iterator' = 'CombinatoricsIndex<Index>.PowerSet<SubElement>' if 'CombinatoricsIndex<Index>.PowerSet<SubElement>' conformed to 'IteratorProtocol'
@inlinable public __consuming func makeIterator() -> Self}
                                   ^
Failed frontend command:
/Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/swift-frontend -frontend -emit-module -experimental-skip-non-inlinable-function-bodies-without-types /Users/admin/builder/spi-builder-workspace/Sources/Combinatorics/Combinatorics.swift -target arm64_32-apple-watchos5.0 -enable-objc-interop -sdk /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS11.4.sdk -I /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-watchos -I /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/WatchOS.platform/Developer/usr/lib -F /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-watchos -F /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/WatchOS.platform/Developer/Library/Frameworks -F /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS11.4.sdk/Developer/Library/Frameworks -no-color-diagnostics -enable-testing -g -debug-info-format\=dwarf -dwarf-version\=4 -module-cache-path /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex -profile-generate -profile-coverage-mapping -swift-version 6 -enforce-exclusivity\=checked -Onone -D SWIFT_PACKAGE -D DEBUG -D Xcode -serialize-debugging-options -const-gather-protocols-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Combinatorics.build/Debug-watchos/Combinatorics.build/Objects-normal/arm64_32/Combinatorics_const_extract_protocols.json -enable-experimental-feature DebugDescriptionMacro -empty-abi-descriptor -plugin-path /Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift/host/plugins/testing -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 -resource-dir /Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift -enable-anonymous-context-mangled-names -file-compilation-dir /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode -Xcc -ivfsstatcache -Xcc /Users/admin/builder/spi-builder-workspace/.derivedData/SDKStatCaches.noindex/watchos11.4-22T246-43efb940ff07ba2497b70ec94253f576.sdkstatcache -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Combinatorics.build/Debug-watchos/Combinatorics.build/swift-overrides.hmap -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-watchos/include -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Combinatorics.build/Debug-watchos/Combinatorics.build/DerivedSources-normal/arm64_32 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Combinatorics.build/Debug-watchos/Combinatorics.build/DerivedSources/arm64_32 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Combinatorics.build/Debug-watchos/Combinatorics.build/DerivedSources -Xcc -DSWIFT_PACKAGE -Xcc -DDEBUG\=1 -module-name Combinatorics -package-name spi_builder_workspace -frontend-parseable-output -disable-clang-spi -target-sdk-version 11.4 -target-sdk-name watchos11.4 -external-plugin-path /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/WatchOS.platform/Developer/usr/lib/swift/host/plugins\#/Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/WatchOS.platform/Developer/usr/bin/swift-plugin-server -external-plugin-path /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/WatchOS.platform/Developer/usr/local/lib/swift/host/plugins\#/Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/WatchOS.platform/Developer/usr/bin/swift-plugin-server -in-process-plugin-server-path /Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift/host/libSwiftInProcPluginServer.dylib -plugin-path /Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift/host/plugins -plugin-path /Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/local/lib/swift/host/plugins -emit-module-doc-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Combinatorics.build/Debug-watchos/Combinatorics.build/Objects-normal/arm64_32/Combinatorics.swiftdoc -emit-module-source-info-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Combinatorics.build/Debug-watchos/Combinatorics.build/Objects-normal/arm64_32/Combinatorics.swiftsourceinfo -emit-objc-header-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Combinatorics.build/Debug-watchos/Combinatorics.build/Objects-normal/arm64_32/Combinatorics-Swift.h -serialize-diagnostics-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Combinatorics.build/Debug-watchos/Combinatorics.build/Objects-normal/arm64_32/Combinatorics-master-emit-module.dia -emit-dependencies-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Combinatorics.build/Debug-watchos/Combinatorics.build/Objects-normal/arm64_32/Combinatorics-master-emit-module.d -parse-as-library -o /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Combinatorics.build/Debug-watchos/Combinatorics.build/Objects-normal/arm64_32/Combinatorics.swiftmodule -emit-abi-descriptor-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Combinatorics.build/Debug-watchos/Combinatorics.build/Objects-normal/arm64_32/Combinatorics.abi.json
SwiftCompile normal armv7k Compiling\ Combinatorics.swift /Users/admin/builder/spi-builder-workspace/Sources/Combinatorics/Combinatorics.swift (in target 'Combinatorics' from project 'Combinatorics')
SwiftCompile normal armv7k /Users/admin/builder/spi-builder-workspace/Sources/Combinatorics/Combinatorics.swift (in target 'Combinatorics' from project 'Combinatorics')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

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

SwiftCompile normal arm64_32 Compiling\ Combinatorics.swift /Users/admin/builder/spi-builder-workspace/Sources/Combinatorics/Combinatorics.swift (in target 'Combinatorics' from project 'Combinatorics')
SwiftCompile normal arm64_32 /Users/admin/builder/spi-builder-workspace/Sources/Combinatorics/Combinatorics.swift (in target 'Combinatorics' from project 'Combinatorics')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

** BUILD FAILED **
The following build commands failed:
	SwiftCompile normal armv7k /Users/admin/builder/spi-builder-workspace/Sources/Combinatorics/Combinatorics.swift (in target 'Combinatorics' from project 'Combinatorics')
	SwiftEmitModule normal armv7k Emitting\ module\ for\ Combinatorics (in target 'Combinatorics' from project 'Combinatorics')
	SwiftEmitModule normal arm64 Emitting\ module\ for\ Combinatorics (in target 'Combinatorics' from project 'Combinatorics')
	SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/Combinatorics/Combinatorics.swift (in target 'Combinatorics' from project 'Combinatorics')
	SwiftCompile normal arm64_32 /Users/admin/builder/spi-builder-workspace/Sources/Combinatorics/Combinatorics.swift (in target 'Combinatorics' from project 'Combinatorics')
	SwiftEmitModule normal arm64_32 Emitting\ module\ for\ Combinatorics (in target 'Combinatorics' from project 'Combinatorics')
	Building workspace spi-builder-workspace with scheme Combinatorics
(7 failures)
BUILD FAILURE 6.1 watchOS