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Build Information

Failed to build Docopt, reference master (550ea3), with Swift 6.2 (beta) for macOS (Xcode) using Xcode 26.0 on 17 Jun 2025 23:21:01 UTC.

Build Command

env DEVELOPER_DIR=/Applications/Xcode-26.0.0-Beta.app xcrun xcodebuild -IDEClonedSourcePackagesDirPathOverride=$PWD/.dependencies -skipMacroValidation -skipPackagePluginValidation -derivedDataPath $PWD/.derivedData build -scheme Docopt -destination platform=macOS,arch=arm64

Build Log

========================================
RunAll
========================================
Builder version: 4.64.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/docopt/docopt.swift.git
Reference: master
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/docopt/docopt.swift
 * branch            master     -> FETCH_HEAD
 * [new branch]      master     -> origin/master
HEAD is now at 550ea32 Fix warning with Swift 4.2 / Xcode 10 (#16)
Cloned https://github.com/docopt/docopt.swift.git
Revision (git rev-parse @):
550ea32104f82942c4d6577858077d09c9265838
SUCCESS checkout https://github.com/docopt/docopt.swift.git at master
========================================
Build
========================================
Selected platform:         macosXcodebuild
Swift version:             6.2
Building package at path:  $PWD
https://github.com/docopt/docopt.swift.git
Command line invocation:
    /Applications/Xcode-26.0.0-Beta.app/Contents/Developer/usr/bin/xcodebuild -IDEClonedSourcePackagesDirPathOverride=/Users/admin/builder/spi-builder-workspace/.dependencies -resolvePackageDependencies
resolved source packages:
{
  "dependencies" : [
  ],
  "manifest_display_name" : "Docopt",
  "name" : "Docopt",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
  ],
  "products" : [
    {
      "name" : "Docopt",
      "targets" : [
        "Docopt"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "Docopt",
      "module_type" : "SwiftTarget",
      "name" : "Docopt",
      "path" : "Sources",
      "product_memberships" : [
        "Docopt"
      ],
      "sources" : [
        "Argument.swift",
        "BranchPattern.swift",
        "Command.swift",
        "Docopt.swift",
        "DocoptError.swift",
        "Either.swift",
        "LeafPattern.swift",
        "OneOrMore.swift",
        "Option.swift",
        "Optional.swift",
        "OptionsShortcut.swift",
        "Pattern.swift",
        "Required.swift",
        "String.swift",
        "Tokens.swift"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "4.0"
}
{
  "project" : {
    "configurations" : [
      "Debug",
      "Release"
    ],
    "name" : "docopt",
    "schemes" : [
      "arguments_example",
      "arguments_example_swift",
      "calculator_example",
      "calculator_example_swift",
      "Docopt",
      "naval_fate",
      "naval_fate_swift"
    ],
    "targets" : [
      "Docopt",
      "DocoptTests",
      "calculator_example",
      "arguments_example",
      "naval_fate",
      "calculator_example_swift",
      "arguments_example_swift",
      "naval_fate_swift"
    ]
  }
}
{
  "workspace" : {
    "name" : "spi-builder-workspace",
    "schemes" : [
      "Docopt"
    ]
  }
}
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-26.0.0-Beta.app xcrun xcodebuild -IDEClonedSourcePackagesDirPathOverride=$PWD/.dependencies -skipMacroValidation -skipPackagePluginValidation -derivedDataPath $PWD/.derivedData build -scheme Docopt -destination platform=macOS,arch=arm64
Command line invocation:
    /Applications/Xcode-26.0.0-Beta.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 Docopt -destination platform=macOS,arch=arm64
Resolve Package Graph
Resolved source packages:
  Docopt: /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 'Docopt' in project 'Docopt'
        ➜ Explicit dependency on target 'Docopt' in project 'Docopt'
    Target 'Docopt' in project 'Docopt' (no dependencies)
GatherProvisioningInputs
CreateBuildDescription
ExecuteExternalTool /Applications/Xcode-26.0.0-Beta.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang -v -E -dM -isysroot /Applications/Xcode-26.0.0-Beta.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX26.0.sdk -x c -c /dev/null
ExecuteExternalTool /Applications/Xcode-26.0.0-Beta.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/swiftc --version
ExecuteExternalTool /Applications/Xcode-26.0.0-Beta.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/ld -version_details
Build description signature: 976eea610f6e266041794b386e8c592a
Build description path: /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/XCBuildData/976eea610f6e266041794b386e8c592a.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
ClangStatCache /Applications/Xcode-26.0.0-Beta.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang-stat-cache /Applications/Xcode-26.0.0-Beta.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX26.0.sdk /Users/admin/builder/spi-builder-workspace/.derivedData/SDKStatCaches.noindex/macosx26.0-25A5279m-f7c1d129d9d5414f2afbbad1fd6fd62e.sdkstatcache
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    /Applications/Xcode-26.0.0-Beta.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang-stat-cache /Applications/Xcode-26.0.0-Beta.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX26.0.sdk -o /Users/admin/builder/spi-builder-workspace/.derivedData/SDKStatCaches.noindex/macosx26.0-25A5279m-f7c1d129d9d5414f2afbbad1fd6fd62e.sdkstatcache
CreateBuildDirectory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    builtin-create-build-directory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex
CreateBuildDirectory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    builtin-create-build-directory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug
CreateBuildDirectory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/EagerLinkingTBDs/Debug
    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
CreateBuildDirectory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug/PackageFrameworks
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    builtin-create-build-directory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug/PackageFrameworks
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Docopt.build/Debug/Docopt.build/Docopt.DependencyStaticMetadataFileList (in target 'Docopt' from project 'Docopt')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Docopt.build/Debug/Docopt.build/Docopt.DependencyStaticMetadataFileList
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Docopt.build/Debug/Docopt.build/Objects-normal/arm64/Docopt.LinkFileList (in target 'Docopt' from project 'Docopt')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Docopt.build/Debug/Docopt.build/Objects-normal/arm64/Docopt.LinkFileList
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Docopt.build/Debug/Docopt.build/Docopt.modulemap (in target 'Docopt' from project 'Docopt')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Docopt.build/Debug/Docopt.build/Docopt.modulemap
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Docopt.build/Debug/Docopt.build/Objects-normal/arm64/Docopt-OutputFileMap.json (in target 'Docopt' from project 'Docopt')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Docopt.build/Debug/Docopt.build/Objects-normal/arm64/Docopt-OutputFileMap.json
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Docopt.build/Debug/Docopt.build/Docopt.DependencyMetadataFileList (in target 'Docopt' from project 'Docopt')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Docopt.build/Debug/Docopt.build/Docopt.DependencyMetadataFileList
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Docopt.build/Debug/Docopt.build/Objects-normal/arm64/Docopt.SwiftConstValuesFileList (in target 'Docopt' from project 'Docopt')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Docopt.build/Debug/Docopt.build/Objects-normal/arm64/Docopt.SwiftConstValuesFileList
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Docopt.build/Debug/Docopt.build/Objects-normal/arm64/Docopt_const_extract_protocols.json (in target 'Docopt' from project 'Docopt')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Docopt.build/Debug/Docopt.build/Objects-normal/arm64/Docopt_const_extract_protocols.json
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Docopt.build/Debug/Docopt.build/Objects-normal/arm64/Docopt.SwiftFileList (in target 'Docopt' from project 'Docopt')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Docopt.build/Debug/Docopt.build/Objects-normal/arm64/Docopt.SwiftFileList
Copy /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/GeneratedModuleMaps/Docopt.modulemap /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Docopt.build/Debug/Docopt.build/Docopt.modulemap (in target 'Docopt' from project 'Docopt')
    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/Docopt.build/Debug/Docopt.build/Docopt.modulemap /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/GeneratedModuleMaps
SwiftDriver Docopt normal arm64 com.apple.xcode.tools.swift.compiler (in target 'Docopt' from project 'Docopt')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    builtin-SwiftDriver -- /Applications/Xcode-26.0.0-Beta.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/swiftc -module-name Docopt -Onone -enforce-exclusivity\=checked @/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Docopt.build/Debug/Docopt.build/Objects-normal/arm64/Docopt.SwiftFileList -DSWIFT_PACKAGE -DDEBUG -DSWIFT_MODULE_RESOURCE_BUNDLE_UNAVAILABLE -DXcode -plugin-path /Applications/Xcode-26.0.0-Beta.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift/host/plugins/testing -enable-experimental-feature DebugDescriptionMacro -sdk /Applications/Xcode-26.0.0-Beta.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX26.0.sdk -target arm64-apple-macos10.13 -g -module-cache-path /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex -Xfrontend -serialize-debugging-options -enable-testing -index-store-path /Users/admin/builder/spi-builder-workspace/.derivedData/Index.noindex/DataStore -swift-version 4 -I /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug -I /Applications/Xcode-26.0.0-Beta.app/Contents/Developer/Platforms/MacOSX.platform/Developer/usr/lib -F /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug -F /Applications/Xcode-26.0.0-Beta.app/Contents/Developer/Platforms/MacOSX.platform/Developer/Library/Frameworks -c -j10 -enable-batch-mode -incremental -Xcc -ivfsstatcache -Xcc /Users/admin/builder/spi-builder-workspace/.derivedData/SDKStatCaches.noindex/macosx26.0-25A5279m-f7c1d129d9d5414f2afbbad1fd6fd62e.sdkstatcache -output-file-map /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Docopt.build/Debug/Docopt.build/Objects-normal/arm64/Docopt-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/Docopt.build/Debug/Docopt.build/Objects-normal/arm64/Docopt.swiftmodule -validate-clang-modules-once -clang-build-session-file /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/Session.modulevalidation -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Docopt.build/Debug/Docopt.build/swift-overrides.hmap -emit-const-values -Xfrontend -const-gather-protocols-file -Xfrontend /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Docopt.build/Debug/Docopt.build/Objects-normal/arm64/Docopt_const_extract_protocols.json -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug/include -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Docopt.build/Debug/Docopt.build/DerivedSources-normal/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Docopt.build/Debug/Docopt.build/DerivedSources/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Docopt.build/Debug/Docopt.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/Docopt.build/Debug/Docopt.build/Objects-normal/arm64/Docopt-Swift.h -working-directory /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode -experimental-emit-module-separately -disable-cmo
SwiftCompile normal arm64 Compiling\ Command.swift,\ Docopt.swift /Users/admin/builder/spi-builder-workspace/Sources/Command.swift /Users/admin/builder/spi-builder-workspace/Sources/Docopt.swift (in target 'Docopt' from project 'Docopt')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/Command.swift (in target 'Docopt' from project 'Docopt')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

/Users/admin/builder/spi-builder-workspace/Sources/Pattern.swift:24:9: warning: 'Hashable.hashValue' is deprecated as a protocol requirement; conform type 'Pattern' to 'Hashable' by implementing 'hash(into:)' instead
    var hashValue: Int { get {
        ^
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/Docopt.swift (in target 'Docopt' from project 'Docopt')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

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

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

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

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

/Users/admin/builder/spi-builder-workspace/Sources/Pattern.swift:24:9: warning: 'Hashable.hashValue' is deprecated as a protocol requirement; conform type 'Pattern' to 'Hashable' by implementing 'hash(into:)' instead
    var hashValue: Int { get {
        ^
SwiftCompile normal arm64 Compiling\ Pattern.swift /Users/admin/builder/spi-builder-workspace/Sources/Pattern.swift (in target 'Docopt' from project 'Docopt')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/Pattern.swift (in target 'Docopt' from project 'Docopt')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

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

/Users/admin/builder/spi-builder-workspace/Sources/Pattern.swift:24:9: warning: 'Hashable.hashValue' is deprecated as a protocol requirement; conform type 'Pattern' to 'Hashable' by implementing 'hash(into:)' instead
    var hashValue: Int { get {
        ^
/Users/admin/builder/spi-builder-workspace/Sources/Option.swift:86:19: error: method does not override any method from its superclass
    override func singleMatch<T: LeafPattern>(_ left: [T]) -> SingleMatchResult {
    ~~~~~~~~      ^
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/Optional.swift (in target 'Docopt' from project 'Docopt')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

SwiftCompile normal arm64 Compiling\ LeafPattern.swift,\ OneOrMore.swift /Users/admin/builder/spi-builder-workspace/Sources/LeafPattern.swift /Users/admin/builder/spi-builder-workspace/Sources/OneOrMore.swift (in target 'Docopt' from project 'Docopt')
Failed frontend command:
/Applications/Xcode-26.0.0-Beta.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/swift-frontend -frontend -c /Users/admin/builder/spi-builder-workspace/Sources/Argument.swift /Users/admin/builder/spi-builder-workspace/Sources/BranchPattern.swift /Users/admin/builder/spi-builder-workspace/Sources/Command.swift /Users/admin/builder/spi-builder-workspace/Sources/Docopt.swift /Users/admin/builder/spi-builder-workspace/Sources/DocoptError.swift /Users/admin/builder/spi-builder-workspace/Sources/Either.swift -primary-file /Users/admin/builder/spi-builder-workspace/Sources/LeafPattern.swift -primary-file /Users/admin/builder/spi-builder-workspace/Sources/OneOrMore.swift /Users/admin/builder/spi-builder-workspace/Sources/Option.swift /Users/admin/builder/spi-builder-workspace/Sources/Optional.swift /Users/admin/builder/spi-builder-workspace/Sources/OptionsShortcut.swift /Users/admin/builder/spi-builder-workspace/Sources/Pattern.swift /Users/admin/builder/spi-builder-workspace/Sources/Required.swift /Users/admin/builder/spi-builder-workspace/Sources/String.swift /Users/admin/builder/spi-builder-workspace/Sources/Tokens.swift -emit-dependencies-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Docopt.build/Debug/Docopt.build/Objects-normal/arm64/LeafPattern.d -emit-const-values-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Docopt.build/Debug/Docopt.build/Objects-normal/arm64/LeafPattern.swiftconstvalues -emit-reference-dependencies-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Docopt.build/Debug/Docopt.build/Objects-normal/arm64/LeafPattern.swiftdeps -serialize-diagnostics-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Docopt.build/Debug/Docopt.build/Objects-normal/arm64/LeafPattern.dia -emit-dependencies-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Docopt.build/Debug/Docopt.build/Objects-normal/arm64/OneOrMore.d -emit-const-values-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Docopt.build/Debug/Docopt.build/Objects-normal/arm64/OneOrMore.swiftconstvalues -emit-reference-dependencies-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Docopt.build/Debug/Docopt.build/Objects-normal/arm64/OneOrMore.swiftdeps -serialize-diagnostics-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Docopt.build/Debug/Docopt.build/Objects-normal/arm64/OneOrMore.dia -target arm64-apple-macos10.13 -Xllvm -aarch64-use-tbi -enable-objc-interop -sdk /Applications/Xcode-26.0.0-Beta.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX26.0.sdk -I /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug -I /Applications/Xcode-26.0.0-Beta.app/Contents/Developer/Platforms/MacOSX.platform/Developer/usr/lib -F /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug -F /Applications/Xcode-26.0.0-Beta.app/Contents/Developer/Platforms/MacOSX.platform/Developer/Library/Frameworks -no-color-diagnostics -Xcc -fno-color-diagnostics -enable-testing -g -debug-info-format\=dwarf -dwarf-version\=4 -module-cache-path /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex -swift-version 4 -enforce-exclusivity\=checked -Onone -D SWIFT_PACKAGE -D DEBUG -D SWIFT_MODULE_RESOURCE_BUNDLE_UNAVAILABLE -D Xcode -serialize-debugging-options -const-gather-protocols-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Docopt.build/Debug/Docopt.build/Objects-normal/arm64/Docopt_const_extract_protocols.json -enable-experimental-feature DebugDescriptionMacro -empty-abi-descriptor -plugin-path /Applications/Xcode-26.0.0-Beta.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 -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/macosx26.0-25A5279m-f7c1d129d9d5414f2afbbad1fd6fd62e.sdkstatcache -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Docopt.build/Debug/Docopt.build/swift-overrides.hmap -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug/include -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Docopt.build/Debug/Docopt.build/DerivedSources-normal/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Docopt.build/Debug/Docopt.build/DerivedSources/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Docopt.build/Debug/Docopt.build/DerivedSources -Xcc -DSWIFT_PACKAGE -Xcc -DDEBUG\=1 -no-auto-bridging-header-chaining -module-name Docopt -frontend-parseable-output -disable-clang-spi -target-sdk-version 26.0 -target-sdk-name macosx26.0 -external-plugin-path /Applications/Xcode-26.0.0-Beta.app/Contents/Developer/Platforms/MacOSX.platform/Developer/usr/lib/swift/host/plugins\#/Applications/Xcode-26.0.0-Beta.app/Contents/Developer/Platforms/MacOSX.platform/Developer/usr/bin/swift-plugin-server -external-plugin-path /Applications/Xcode-26.0.0-Beta.app/Contents/Developer/Platforms/MacOSX.platform/Developer/usr/local/lib/swift/host/plugins\#/Applications/Xcode-26.0.0-Beta.app/Contents/Developer/Platforms/MacOSX.platform/Developer/usr/bin/swift-plugin-server -in-process-plugin-server-path /Applications/Xcode-26.0.0-Beta.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift/host/libSwiftInProcPluginServer.dylib -plugin-path /Applications/Xcode-26.0.0-Beta.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift/host/plugins -plugin-path /Applications/Xcode-26.0.0-Beta.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/local/lib/swift/host/plugins -o /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Docopt.build/Debug/Docopt.build/Objects-normal/arm64/LeafPattern.o -o /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Docopt.build/Debug/Docopt.build/Objects-normal/arm64/OneOrMore.o -index-unit-output-path /Docopt.build/Debug/Docopt.build/Objects-normal/arm64/LeafPattern.o -index-unit-output-path /Docopt.build/Debug/Docopt.build/Objects-normal/arm64/OneOrMore.o -index-store-path /Users/admin/builder/spi-builder-workspace/.derivedData/Index.noindex/DataStore -index-system-modules
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/LeafPattern.swift (in target 'Docopt' from project 'Docopt')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

/Users/admin/builder/spi-builder-workspace/Sources/Pattern.swift:24:9: warning: 'Hashable.hashValue' is deprecated as a protocol requirement; conform type 'Pattern' to 'Hashable' by implementing 'hash(into:)' instead
    var hashValue: Int { get {
        ^
/Users/admin/builder/spi-builder-workspace/Sources/LeafPattern.swift:61:19: error: method does not override any method from its superclass
    override func flat<T: LeafPattern>(_: T.Type) -> [T] {
    ~~~~~~~~      ^
/Users/admin/builder/spi-builder-workspace/Sources/LeafPattern.swift:80:13: warning: variable 'sameName' was never mutated; consider changing to 'let' constant
        var sameName = collected.filter({ item in
        ~~~ ^
        let
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/OneOrMore.swift (in target 'Docopt' from project 'Docopt')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

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

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

/Users/admin/builder/spi-builder-workspace/Sources/Pattern.swift:24:9: warning: 'Hashable.hashValue' is deprecated as a protocol requirement; conform type 'Pattern' to 'Hashable' by implementing 'hash(into:)' instead
    var hashValue: Int { get {
        ^
/Users/admin/builder/spi-builder-workspace/Sources/Argument.swift:18:19: error: method does not override any method from its superclass
    override func singleMatch<T: LeafPattern>(_ left: [T]) -> SingleMatchResult {
    ~~~~~~~~      ^
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/BranchPattern.swift (in target 'Docopt' from project 'Docopt')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

/Users/admin/builder/spi-builder-workspace/Sources/BranchPattern.swift:28:13: warning: variable 'uniq' was never mutated; consider changing to 'let' constant
        var uniq: [LeafPattern] = unq ?? Array(Set(flat()))
        ~~~ ^
        let
SwiftCompile normal arm64 Compiling\ Tokens.swift /Users/admin/builder/spi-builder-workspace/Sources/Tokens.swift (in target 'Docopt' from project 'Docopt')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/Tokens.swift (in target 'Docopt' from project 'Docopt')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

SwiftEmitModule normal arm64 Emitting\ module\ for\ Docopt (in target 'Docopt' from project 'Docopt')
--- xcodebuild: WARNING: Using the first of multiple matching destinations:
{ platform:macOS, arch:arm64, id:31c284e1cf77878a37b9151181c060c259b15278, name:My Mac }
{ platform:macOS, arch:arm64, variant:Mac Catalyst, id:31c284e1cf77878a37b9151181c060c259b15278, name:My Mac }
{ platform:macOS, arch:arm64, variant:DriverKit, id:31c284e1cf77878a37b9151181c060c259b15278, name:My Mac }
{ platform:macOS, arch:arm64, variant:Designed for [iPad,iPhone], id:31c284e1cf77878a37b9151181c060c259b15278, name:My Mac }
** BUILD FAILED **
The following build commands failed:
	SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/Option.swift (in target 'Docopt' from project 'Docopt')
	SwiftCompile normal arm64 Compiling\ LeafPattern.swift,\ OneOrMore.swift /Users/admin/builder/spi-builder-workspace/Sources/LeafPattern.swift /Users/admin/builder/spi-builder-workspace/Sources/OneOrMore.swift (in target 'Docopt' from project 'Docopt')
	SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/LeafPattern.swift (in target 'Docopt' from project 'Docopt')
	SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/Argument.swift (in target 'Docopt' from project 'Docopt')
	Building workspace spi-builder-workspace with scheme Docopt
(5 failures)
Command line invocation:
    /Applications/Xcode-26.0.0-Beta.app/Contents/Developer/usr/bin/xcodebuild -IDEClonedSourcePackagesDirPathOverride=/Users/admin/builder/spi-builder-workspace/.dependencies -resolvePackageDependencies
Resolve Package Graph
Resolved source packages:
  Docopt: /Users/admin/builder/spi-builder-workspace
resolved source packages: Docopt
{
  "dependencies" : [
  ],
  "manifest_display_name" : "Docopt",
  "name" : "Docopt",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
  ],
  "products" : [
    {
      "name" : "Docopt",
      "targets" : [
        "Docopt"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "Docopt",
      "module_type" : "SwiftTarget",
      "name" : "Docopt",
      "path" : "Sources",
      "product_memberships" : [
        "Docopt"
      ],
      "sources" : [
        "Argument.swift",
        "BranchPattern.swift",
        "Command.swift",
        "Docopt.swift",
        "DocoptError.swift",
        "Either.swift",
        "LeafPattern.swift",
        "OneOrMore.swift",
        "Option.swift",
        "Optional.swift",
        "OptionsShortcut.swift",
        "Pattern.swift",
        "Required.swift",
        "String.swift",
        "Tokens.swift"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "4.0"
}
{
  "workspace" : {
    "name" : "spi-builder-workspace",
    "schemes" : [
      "Docopt"
    ]
  }
}
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-26.0.0-Beta.app xcrun xcodebuild -IDEClonedSourcePackagesDirPathOverride=$PWD/.dependencies -skipMacroValidation -skipPackagePluginValidation -derivedDataPath $PWD/.derivedData build -scheme Docopt -destination platform=macOS,arch=arm64
Command line invocation:
    /Applications/Xcode-26.0.0-Beta.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 Docopt -destination platform=macOS,arch=arm64
Resolve Package Graph
Resolved source packages:
  Docopt: /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 'Docopt' in project 'Docopt'
        ➜ Explicit dependency on target 'Docopt' in project 'Docopt'
    Target 'Docopt' in project 'Docopt' (no dependencies)
GatherProvisioningInputs
CreateBuildDescription
ClangStatCache /Applications/Xcode-26.0.0-Beta.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang-stat-cache /Applications/Xcode-26.0.0-Beta.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX26.0.sdk /Users/admin/builder/spi-builder-workspace/.derivedData/SDKStatCaches.noindex/macosx26.0-25A5279m-f7c1d129d9d5414f2afbbad1fd6fd62e.sdkstatcache
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    /Applications/Xcode-26.0.0-Beta.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang-stat-cache /Applications/Xcode-26.0.0-Beta.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX26.0.sdk -o /Users/admin/builder/spi-builder-workspace/.derivedData/SDKStatCaches.noindex/macosx26.0-25A5279m-f7c1d129d9d5414f2afbbad1fd6fd62e.sdkstatcache
SwiftDriver Docopt normal arm64 com.apple.xcode.tools.swift.compiler (in target 'Docopt' from project 'Docopt')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    builtin-SwiftDriver -- /Applications/Xcode-26.0.0-Beta.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/swiftc -module-name Docopt -Onone -enforce-exclusivity\=checked @/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Docopt.build/Debug/Docopt.build/Objects-normal/arm64/Docopt.SwiftFileList -DSWIFT_PACKAGE -DDEBUG -DSWIFT_MODULE_RESOURCE_BUNDLE_UNAVAILABLE -DXcode -plugin-path /Applications/Xcode-26.0.0-Beta.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift/host/plugins/testing -enable-experimental-feature DebugDescriptionMacro -sdk /Applications/Xcode-26.0.0-Beta.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX26.0.sdk -target arm64-apple-macos10.13 -g -module-cache-path /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex -Xfrontend -serialize-debugging-options -enable-testing -index-store-path /Users/admin/builder/spi-builder-workspace/.derivedData/Index.noindex/DataStore -swift-version 4 -I /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug -I /Applications/Xcode-26.0.0-Beta.app/Contents/Developer/Platforms/MacOSX.platform/Developer/usr/lib -F /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug -F /Applications/Xcode-26.0.0-Beta.app/Contents/Developer/Platforms/MacOSX.platform/Developer/Library/Frameworks -c -j10 -enable-batch-mode -incremental -Xcc -ivfsstatcache -Xcc /Users/admin/builder/spi-builder-workspace/.derivedData/SDKStatCaches.noindex/macosx26.0-25A5279m-f7c1d129d9d5414f2afbbad1fd6fd62e.sdkstatcache -output-file-map /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Docopt.build/Debug/Docopt.build/Objects-normal/arm64/Docopt-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/Docopt.build/Debug/Docopt.build/Objects-normal/arm64/Docopt.swiftmodule -validate-clang-modules-once -clang-build-session-file /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/Session.modulevalidation -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Docopt.build/Debug/Docopt.build/swift-overrides.hmap -emit-const-values -Xfrontend -const-gather-protocols-file -Xfrontend /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Docopt.build/Debug/Docopt.build/Objects-normal/arm64/Docopt_const_extract_protocols.json -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug/include -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Docopt.build/Debug/Docopt.build/DerivedSources-normal/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Docopt.build/Debug/Docopt.build/DerivedSources/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Docopt.build/Debug/Docopt.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/Docopt.build/Debug/Docopt.build/Objects-normal/arm64/Docopt-Swift.h -working-directory /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode -experimental-emit-module-separately -disable-cmo
SwiftCompile normal arm64 Compiling\ Command.swift,\ Docopt.swift /Users/admin/builder/spi-builder-workspace/Sources/Command.swift /Users/admin/builder/spi-builder-workspace/Sources/Docopt.swift (in target 'Docopt' from project 'Docopt')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/Command.swift (in target 'Docopt' from project 'Docopt')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

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

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

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

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

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

SwiftCompile normal arm64 Compiling\ Argument.swift,\ BranchPattern.swift /Users/admin/builder/spi-builder-workspace/Sources/Argument.swift /Users/admin/builder/spi-builder-workspace/Sources/BranchPattern.swift (in target 'Docopt' from project 'Docopt')
Failed frontend command:
/Applications/Xcode-26.0.0-Beta.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/swift-frontend -frontend -c -primary-file /Users/admin/builder/spi-builder-workspace/Sources/Argument.swift -primary-file /Users/admin/builder/spi-builder-workspace/Sources/BranchPattern.swift /Users/admin/builder/spi-builder-workspace/Sources/Command.swift /Users/admin/builder/spi-builder-workspace/Sources/Docopt.swift /Users/admin/builder/spi-builder-workspace/Sources/DocoptError.swift /Users/admin/builder/spi-builder-workspace/Sources/Either.swift /Users/admin/builder/spi-builder-workspace/Sources/LeafPattern.swift /Users/admin/builder/spi-builder-workspace/Sources/OneOrMore.swift /Users/admin/builder/spi-builder-workspace/Sources/Option.swift /Users/admin/builder/spi-builder-workspace/Sources/Optional.swift /Users/admin/builder/spi-builder-workspace/Sources/OptionsShortcut.swift /Users/admin/builder/spi-builder-workspace/Sources/Pattern.swift /Users/admin/builder/spi-builder-workspace/Sources/Required.swift /Users/admin/builder/spi-builder-workspace/Sources/String.swift /Users/admin/builder/spi-builder-workspace/Sources/Tokens.swift -emit-dependencies-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Docopt.build/Debug/Docopt.build/Objects-normal/arm64/Argument.d -emit-const-values-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Docopt.build/Debug/Docopt.build/Objects-normal/arm64/Argument.swiftconstvalues -emit-reference-dependencies-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Docopt.build/Debug/Docopt.build/Objects-normal/arm64/Argument.swiftdeps -serialize-diagnostics-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Docopt.build/Debug/Docopt.build/Objects-normal/arm64/Argument.dia -emit-dependencies-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Docopt.build/Debug/Docopt.build/Objects-normal/arm64/BranchPattern.d -emit-const-values-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Docopt.build/Debug/Docopt.build/Objects-normal/arm64/BranchPattern.swiftconstvalues -emit-reference-dependencies-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Docopt.build/Debug/Docopt.build/Objects-normal/arm64/BranchPattern.swiftdeps -serialize-diagnostics-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Docopt.build/Debug/Docopt.build/Objects-normal/arm64/BranchPattern.dia -target arm64-apple-macos10.13 -Xllvm -aarch64-use-tbi -enable-objc-interop -sdk /Applications/Xcode-26.0.0-Beta.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX26.0.sdk -I /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug -I /Applications/Xcode-26.0.0-Beta.app/Contents/Developer/Platforms/MacOSX.platform/Developer/usr/lib -F /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug -F /Applications/Xcode-26.0.0-Beta.app/Contents/Developer/Platforms/MacOSX.platform/Developer/Library/Frameworks -no-color-diagnostics -Xcc -fno-color-diagnostics -enable-testing -g -debug-info-format\=dwarf -dwarf-version\=4 -module-cache-path /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex -swift-version 4 -enforce-exclusivity\=checked -Onone -D SWIFT_PACKAGE -D DEBUG -D SWIFT_MODULE_RESOURCE_BUNDLE_UNAVAILABLE -D Xcode -serialize-debugging-options -const-gather-protocols-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Docopt.build/Debug/Docopt.build/Objects-normal/arm64/Docopt_const_extract_protocols.json -enable-experimental-feature DebugDescriptionMacro -empty-abi-descriptor -plugin-path /Applications/Xcode-26.0.0-Beta.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 -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/macosx26.0-25A5279m-f7c1d129d9d5414f2afbbad1fd6fd62e.sdkstatcache -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Docopt.build/Debug/Docopt.build/swift-overrides.hmap -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug/include -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Docopt.build/Debug/Docopt.build/DerivedSources-normal/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Docopt.build/Debug/Docopt.build/DerivedSources/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Docopt.build/Debug/Docopt.build/DerivedSources -Xcc -DSWIFT_PACKAGE -Xcc -DDEBUG\=1 -no-auto-bridging-header-chaining -module-name Docopt -frontend-parseable-output -disable-clang-spi -target-sdk-version 26.0 -target-sdk-name macosx26.0 -external-plugin-path /Applications/Xcode-26.0.0-Beta.app/Contents/Developer/Platforms/MacOSX.platform/Developer/usr/lib/swift/host/plugins\#/Applications/Xcode-26.0.0-Beta.app/Contents/Developer/Platforms/MacOSX.platform/Developer/usr/bin/swift-plugin-server -external-plugin-path /Applications/Xcode-26.0.0-Beta.app/Contents/Developer/Platforms/MacOSX.platform/Developer/usr/local/lib/swift/host/plugins\#/Applications/Xcode-26.0.0-Beta.app/Contents/Developer/Platforms/MacOSX.platform/Developer/usr/bin/swift-plugin-server -in-process-plugin-server-path /Applications/Xcode-26.0.0-Beta.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift/host/libSwiftInProcPluginServer.dylib -plugin-path /Applications/Xcode-26.0.0-Beta.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift/host/plugins -plugin-path /Applications/Xcode-26.0.0-Beta.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/local/lib/swift/host/plugins -o /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Docopt.build/Debug/Docopt.build/Objects-normal/arm64/Argument.o -o /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Docopt.build/Debug/Docopt.build/Objects-normal/arm64/BranchPattern.o -index-unit-output-path /Docopt.build/Debug/Docopt.build/Objects-normal/arm64/Argument.o -index-unit-output-path /Docopt.build/Debug/Docopt.build/Objects-normal/arm64/BranchPattern.o -index-store-path /Users/admin/builder/spi-builder-workspace/.derivedData/Index.noindex/DataStore -index-system-modules
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/Argument.swift (in target 'Docopt' from project 'Docopt')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

/Users/admin/builder/spi-builder-workspace/Sources/Pattern.swift:24:9: warning: 'Hashable.hashValue' is deprecated as a protocol requirement; conform type 'Pattern' to 'Hashable' by implementing 'hash(into:)' instead
    var hashValue: Int { get {
        ^
/Users/admin/builder/spi-builder-workspace/Sources/Argument.swift:18:19: error: method does not override any method from its superclass
    override func singleMatch<T: LeafPattern>(_ left: [T]) -> SingleMatchResult {
    ~~~~~~~~      ^
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/BranchPattern.swift (in target 'Docopt' from project 'Docopt')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

/Users/admin/builder/spi-builder-workspace/Sources/BranchPattern.swift:28:13: warning: variable 'uniq' was never mutated; consider changing to 'let' constant
        var uniq: [LeafPattern] = unq ?? Array(Set(flat()))
        ~~~ ^
        let
SwiftEmitModule normal arm64 Emitting\ module\ for\ Docopt (in target 'Docopt' from project 'Docopt')
Failed frontend command:
/Applications/Xcode-26.0.0-Beta.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/Argument.swift /Users/admin/builder/spi-builder-workspace/Sources/BranchPattern.swift /Users/admin/builder/spi-builder-workspace/Sources/Command.swift /Users/admin/builder/spi-builder-workspace/Sources/Docopt.swift /Users/admin/builder/spi-builder-workspace/Sources/DocoptError.swift /Users/admin/builder/spi-builder-workspace/Sources/Either.swift /Users/admin/builder/spi-builder-workspace/Sources/LeafPattern.swift /Users/admin/builder/spi-builder-workspace/Sources/OneOrMore.swift /Users/admin/builder/spi-builder-workspace/Sources/Option.swift /Users/admin/builder/spi-builder-workspace/Sources/Optional.swift /Users/admin/builder/spi-builder-workspace/Sources/OptionsShortcut.swift /Users/admin/builder/spi-builder-workspace/Sources/Pattern.swift /Users/admin/builder/spi-builder-workspace/Sources/Required.swift /Users/admin/builder/spi-builder-workspace/Sources/String.swift /Users/admin/builder/spi-builder-workspace/Sources/Tokens.swift -target arm64-apple-macos10.13 -Xllvm -aarch64-use-tbi -enable-objc-interop -sdk /Applications/Xcode-26.0.0-Beta.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX26.0.sdk -I /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug -I /Applications/Xcode-26.0.0-Beta.app/Contents/Developer/Platforms/MacOSX.platform/Developer/usr/lib -F /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug -F /Applications/Xcode-26.0.0-Beta.app/Contents/Developer/Platforms/MacOSX.platform/Developer/Library/Frameworks -no-color-diagnostics -Xcc -fno-color-diagnostics -enable-testing -g -debug-info-format\=dwarf -dwarf-version\=4 -module-cache-path /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex -swift-version 4 -enforce-exclusivity\=checked -Onone -D SWIFT_PACKAGE -D DEBUG -D SWIFT_MODULE_RESOURCE_BUNDLE_UNAVAILABLE -D Xcode -serialize-debugging-options -const-gather-protocols-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Docopt.build/Debug/Docopt.build/Objects-normal/arm64/Docopt_const_extract_protocols.json -enable-experimental-feature DebugDescriptionMacro -empty-abi-descriptor -plugin-path /Applications/Xcode-26.0.0-Beta.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 -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/macosx26.0-25A5279m-f7c1d129d9d5414f2afbbad1fd6fd62e.sdkstatcache -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Docopt.build/Debug/Docopt.build/swift-overrides.hmap -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug/include -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Docopt.build/Debug/Docopt.build/DerivedSources-normal/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Docopt.build/Debug/Docopt.build/DerivedSources/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Docopt.build/Debug/Docopt.build/DerivedSources -Xcc -DSWIFT_PACKAGE -Xcc -DDEBUG\=1 -no-auto-bridging-header-chaining -module-name Docopt -frontend-parseable-output -disable-clang-spi -target-sdk-version 26.0 -target-sdk-name macosx26.0 -external-plugin-path /Applications/Xcode-26.0.0-Beta.app/Contents/Developer/Platforms/MacOSX.platform/Developer/usr/lib/swift/host/plugins\#/Applications/Xcode-26.0.0-Beta.app/Contents/Developer/Platforms/MacOSX.platform/Developer/usr/bin/swift-plugin-server -external-plugin-path /Applications/Xcode-26.0.0-Beta.app/Contents/Developer/Platforms/MacOSX.platform/Developer/usr/local/lib/swift/host/plugins\#/Applications/Xcode-26.0.0-Beta.app/Contents/Developer/Platforms/MacOSX.platform/Developer/usr/bin/swift-plugin-server -in-process-plugin-server-path /Applications/Xcode-26.0.0-Beta.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift/host/libSwiftInProcPluginServer.dylib -plugin-path /Applications/Xcode-26.0.0-Beta.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift/host/plugins -plugin-path /Applications/Xcode-26.0.0-Beta.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/Docopt.build/Debug/Docopt.build/Objects-normal/arm64/Docopt.swiftdoc -emit-module-source-info-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Docopt.build/Debug/Docopt.build/Objects-normal/arm64/Docopt.swiftsourceinfo -emit-objc-header-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Docopt.build/Debug/Docopt.build/Objects-normal/arm64/Docopt-Swift.h -serialize-diagnostics-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Docopt.build/Debug/Docopt.build/Objects-normal/arm64/Docopt-master-emit-module.dia -emit-dependencies-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Docopt.build/Debug/Docopt.build/Objects-normal/arm64/Docopt-master-emit-module.d -o /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Docopt.build/Debug/Docopt.build/Objects-normal/arm64/Docopt.swiftmodule -emit-abi-descriptor-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Docopt.build/Debug/Docopt.build/Objects-normal/arm64/Docopt.abi.json
EmitSwiftModule normal arm64 (in target 'Docopt' from project 'Docopt')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

/Users/admin/builder/spi-builder-workspace/Sources/Pattern.swift:24:9: warning: 'Hashable.hashValue' is deprecated as a protocol requirement; conform type 'Pattern' to 'Hashable' by implementing 'hash(into:)' instead
    var hashValue: Int { get {
        ^
/Users/admin/builder/spi-builder-workspace/Sources/Argument.swift:18:19: error: method does not override any method from its superclass
    override func singleMatch<T: LeafPattern>(_ left: [T]) -> SingleMatchResult {
    ~~~~~~~~      ^
/Users/admin/builder/spi-builder-workspace/Sources/LeafPattern.swift:61:19: error: method does not override any method from its superclass
    override func flat<T: LeafPattern>(_: T.Type) -> [T] {
    ~~~~~~~~      ^
/Users/admin/builder/spi-builder-workspace/Sources/Option.swift:86:19: error: method does not override any method from its superclass
    override func singleMatch<T: LeafPattern>(_ left: [T]) -> SingleMatchResult {
    ~~~~~~~~      ^
SwiftCompile normal arm64 Compiling\ Required.swift /Users/admin/builder/spi-builder-workspace/Sources/Required.swift (in target 'Docopt' from project 'Docopt')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/Required.swift (in target 'Docopt' from project 'Docopt')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

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

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

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

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

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

SwiftCompile normal arm64 Compiling\ OptionsShortcut.swift /Users/admin/builder/spi-builder-workspace/Sources/OptionsShortcut.swift (in target 'Docopt' from project 'Docopt')
--- xcodebuild: WARNING: Using the first of multiple matching destinations:
{ platform:macOS, arch:arm64, id:31c284e1cf77878a37b9151181c060c259b15278, name:My Mac }
{ platform:macOS, arch:arm64, variant:Mac Catalyst, id:31c284e1cf77878a37b9151181c060c259b15278, name:My Mac }
{ platform:macOS, arch:arm64, variant:DriverKit, id:31c284e1cf77878a37b9151181c060c259b15278, name:My Mac }
{ platform:macOS, arch:arm64, variant:Designed for [iPad,iPhone], id:31c284e1cf77878a37b9151181c060c259b15278, name:My Mac }
** BUILD FAILED **
The following build commands failed:
	SwiftCompile normal arm64 Compiling\ Argument.swift,\ BranchPattern.swift /Users/admin/builder/spi-builder-workspace/Sources/Argument.swift /Users/admin/builder/spi-builder-workspace/Sources/BranchPattern.swift (in target 'Docopt' from project 'Docopt')
	SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/Argument.swift (in target 'Docopt' from project 'Docopt')
	SwiftEmitModule normal arm64 Emitting\ module\ for\ Docopt (in target 'Docopt' from project 'Docopt')
	EmitSwiftModule normal arm64 (in target 'Docopt' from project 'Docopt')
	Building workspace spi-builder-workspace with scheme Docopt
(5 failures)
BUILD FAILURE 6.2 macosXcodebuild