Swift Package Index

Build Information

Failed to build Parsey, reference master (bcc927), with Swift 6.4 for iOS using Xcode 27.0 on 16 Sep 2026 06:43:30 UTC.

Build Command

env DEVELOPER_DIR=/Applications/Xcode-27.0.0-Release.Candidate.app xcrun xcodebuild -IDEClonedSourcePackagesDirPathOverride=$PWD/.dependencies -skipMacroValidation -skipPackagePluginValidation -derivedDataPath $PWD/.derivedData build -scheme Parsey -destination generic/platform=iOS

Build Log

========================================
RunAll
========================================
Builder version: 5.1.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/rxwei/parsey.git
Reference: master
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/rxwei/parsey
 * branch            master     -> FETCH_HEAD
 * [new branch]      master     -> origin/master
HEAD is now at bcc9279 Make compile with Swift 4.2.
Cloned https://github.com/rxwei/parsey.git
Revision (git rev-parse @):
bcc927948f454a29cb7a8177e3c17a2fdb233e68
SUCCESS checkout https://github.com/rxwei/parsey.git at master
========================================
Build
========================================
Selected platform:         iOS
Swift version:             6.4
Building package at path:  $PWD
https://github.com/rxwei/parsey.git
Command line invocation:
    /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/usr/bin/xcodebuild -IDEClonedSourcePackagesDirPathOverride=/Users/admin/builder/spi-builder-workspace/.dependencies -resolvePackageDependencies
Resolve Package Graph
Resolve Package Graph
Resolved source packages:
  Parsey: /Users/admin/builder/spi-builder-workspace
resolved source packages: Parsey
2026-09-16 02:42:40.645 xcodebuild[528:3035] [MT] IDERunDestination: Supported platforms for the buildables in the current scheme is empty.
{
  "dependencies" : [
  ],
  "manifest_display_name" : "Parsey",
  "name" : "Parsey",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
  ],
  "products" : [
    {
      "name" : "Parsey",
      "targets" : [
        "Parsey"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "ParseyTests",
      "module_type" : "SwiftTarget",
      "name" : "ParseyTests",
      "path" : "Tests/ParseyTests",
      "sources" : [
        "ParseyTests.swift"
      ],
      "target_dependencies" : [
        "Parsey"
      ],
      "type" : "test"
    },
    {
      "c99name" : "Parsey",
      "module_type" : "SwiftTarget",
      "name" : "Parsey",
      "path" : "Sources/Parsey",
      "product_memberships" : [
        "Parsey"
      ],
      "sources" : [
        "Array.swift",
        "Associable.swift",
        "Collection.swift",
        "Combinators.swift",
        "Error.swift",
        "Function.swift",
        "Lexer.swift",
        "Location.swift",
        "Mappable.swift",
        "Numeric.swift",
        "Operators.swift",
        "Optional.swift",
        "Parser.swift",
        "Reducible.swift",
        "Sequence.swift",
        "Set.swift"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "4.0"
}
{
  "workspace" : {
    "name" : "Parsey",
    "schemes" : [
      "Parsey"
    ]
  }
}
2026-09-16 02:43:21.861 xcodebuild[646:4136] [MT] IDERunDestination: Supported platforms for the buildables in the current scheme is empty.
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-27.0.0-Release.Candidate.app xcrun xcodebuild -IDEClonedSourcePackagesDirPathOverride=$PWD/.dependencies -skipMacroValidation -skipPackagePluginValidation -derivedDataPath $PWD/.derivedData build -scheme Parsey -destination generic/platform=iOS
Command line invocation:
    /Applications/Xcode-27.0.0-Release.Candidate.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 Parsey -destination generic/platform=iOS
Resolve Package Graph
Resolved source packages:
  Parsey: /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 'Parsey-product' in project 'Parsey'
        ➜ Explicit dependency on target 'Parsey' in project 'Parsey'
    Target 'Parsey' in project 'Parsey' (no dependencies)
GatherProvisioningInputs
CreateBuildDescription
ExecuteExternalTool /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang -v -E -dM -isysroot /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS27.0.sdk -x c -c /dev/null
ExecuteExternalTool /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/swiftc --version
ExecuteExternalTool /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/ld -version_details
Build description signature: fd6546fc10db2f9bcc1ab9212283c6a7
Build description path: /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/XCBuildData/fd6546fc10db2f9bcc1ab9212283c6a7.xcbuilddata
CreateBuildDirectory /Users/admin/builder/spi-builder-workspace/.derivedData/SDKExplicitPrecompiledModules
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    builtin-create-build-directory /Users/admin/builder/spi-builder-workspace/.derivedData/SDKExplicitPrecompiledModules
CreateBuildDirectory /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    builtin-create-build-directory /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex
CreateBuildDirectory /Users/admin/builder/spi-builder-workspace/.derivedData/CompilationCache.noindex
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    builtin-create-build-directory /Users/admin/builder/spi-builder-workspace/.derivedData/CompilationCache.noindex
ClangStatCache /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang-stat-cache /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS27.0.sdk /Users/admin/builder/spi-builder-workspace/.derivedData/SDKStatCaches.noindex/iphoneos27.0-24A430-e829b21a6f8c9b70876ba0858053c04440ceaa042ed91876912b2eeea4e3aa14.sdkstatcache
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang-stat-cache /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS27.0.sdk -o /Users/admin/builder/spi-builder-workspace/.derivedData/SDKStatCaches.noindex/iphoneos27.0-24A430-e829b21a6f8c9b70876ba0858053c04440ceaa042ed91876912b2eeea4e3aa14.sdkstatcache
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
CreateBuildDirectory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SwiftExplicitPrecompiledModules
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    builtin-create-build-directory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SwiftExplicitPrecompiledModules
CreateBuildDirectory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/PrecompiledHeaders
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    builtin-create-build-directory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/PrecompiledHeaders
CreateBuildDirectory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ExplicitPrecompiledModules
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    builtin-create-build-directory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ExplicitPrecompiledModules
CreateBuildDirectory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/EagerLinkingTBDs/Debug-iphoneos
    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-iphoneos
CreateBuildDirectory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-iphoneos
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    builtin-create-build-directory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-iphoneos
CreateBuildDirectory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-iphoneos/PackageFrameworks
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    builtin-create-build-directory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-iphoneos/PackageFrameworks
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Parsey.build/Debug-iphoneos/Parsey-t.build/Parsey.DependencyStaticMetadataFileList (in target 'Parsey' from project 'Parsey')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Parsey.build/Debug-iphoneos/Parsey-t.build/Parsey.DependencyStaticMetadataFileList
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Parsey.build/Debug-iphoneos/Parsey-t.build/Parsey.DependencyMetadataFileList (in target 'Parsey' from project 'Parsey')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Parsey.build/Debug-iphoneos/Parsey-t.build/Parsey.DependencyMetadataFileList
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Parsey.build/Debug-iphoneos/Parsey-t.build/Parsey.modulemap (in target 'Parsey' from project 'Parsey')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Parsey.build/Debug-iphoneos/Parsey-t.build/Parsey.modulemap
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Parsey.build/Debug-iphoneos/Parsey-t.build/Objects-normal/arm64/Parsey.SwiftConstValuesFileList (in target 'Parsey' from project 'Parsey')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Parsey.build/Debug-iphoneos/Parsey-t.build/Objects-normal/arm64/Parsey.SwiftConstValuesFileList
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Parsey.build/Debug-iphoneos/Parsey-t.build/Objects-normal/arm64/Parsey_const_extract_protocols.json (in target 'Parsey' from project 'Parsey')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Parsey.build/Debug-iphoneos/Parsey-t.build/Objects-normal/arm64/Parsey_const_extract_protocols.json
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Parsey.build/Debug-iphoneos/Parsey-t.build/Objects-normal/arm64/Parsey-OutputFileMap.json (in target 'Parsey' from project 'Parsey')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Parsey.build/Debug-iphoneos/Parsey-t.build/Objects-normal/arm64/Parsey-OutputFileMap.json
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Parsey.build/Debug-iphoneos/Parsey-t.build/Objects-normal/arm64/Parsey.SwiftFileList (in target 'Parsey' from project 'Parsey')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Parsey.build/Debug-iphoneos/Parsey-t.build/Objects-normal/arm64/Parsey.SwiftFileList
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Parsey.build/Debug-iphoneos/Parsey-t.build/Objects-normal/arm64/Parsey.LinkFileList (in target 'Parsey' from project 'Parsey')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Parsey.build/Debug-iphoneos/Parsey-t.build/Objects-normal/arm64/Parsey.LinkFileList
Copy /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/GeneratedModuleMaps-iphoneos/Parsey.modulemap /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Parsey.build/Debug-iphoneos/Parsey-t.build/Parsey.modulemap (in target 'Parsey' from project 'Parsey')
    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/Parsey.build/Debug-iphoneos/Parsey-t.build/Parsey.modulemap /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/GeneratedModuleMaps-iphoneos
SwiftDriver Parsey normal arm64 com.apple.xcode.tools.swift.compiler (in target 'Parsey' from project 'Parsey')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    builtin-SwiftDriver -- /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/swiftc -parse-as-library -module-name Parsey -Onone @/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Parsey.build/Debug-iphoneos/Parsey-t.build/Objects-normal/arm64/Parsey.SwiftFileList -DSWIFT_PACKAGE -DDEBUG -DSWIFT_MODULE_RESOURCE_BUNDLE_UNAVAILABLE -DXcode -plugin-path /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift/host/plugins/testing -enable-experimental-feature DebugDescriptionMacro -sdk /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS27.0.sdk -target arm64-apple-ios15.0 -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 -Xcc -D_LIBCPP_HARDENING_MODE\=_LIBCPP_HARDENING_MODE_DEBUG -swift-version 4 -I /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-iphoneos -Isystem /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/usr/lib -F /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-iphoneos -F /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/Library/Frameworks -F /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS27.0.sdk/Developer/Library/Frameworks -c -j10 -enable-batch-mode -incremental -Xcc -ivfsstatcache -Xcc /Users/admin/builder/spi-builder-workspace/.derivedData/SDKStatCaches.noindex/iphoneos27.0-24A430-e829b21a6f8c9b70876ba0858053c04440ceaa042ed91876912b2eeea4e3aa14.sdkstatcache -output-file-map /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Parsey.build/Debug-iphoneos/Parsey-t.build/Objects-normal/arm64/Parsey-OutputFileMap.json -save-temps -no-color-diagnostics -emit-dependencies -emit-module -emit-module-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Parsey.build/Debug-iphoneos/Parsey-t.build/Objects-normal/arm64/Parsey.swiftmodule -serialize-diagnostics -validate-clang-modules-once -clang-build-session-file /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/Session.modulevalidation -Xcc -fmodules-prune-interval\=86400 -Xcc -fmodules-prune-after\=345600 -emit-const-values -const-gather-protocols-list /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Parsey.build/Debug-iphoneos/Parsey-t.build/Objects-normal/arm64/Parsey_const_extract_protocols.json -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-iphoneos/include -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Parsey.build/Debug-iphoneos/Parsey-t.build/DerivedSources-normal/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Parsey.build/Debug-iphoneos/Parsey-t.build/DerivedSources/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Parsey.build/Debug-iphoneos/Parsey-t.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/Parsey.build/Debug-iphoneos/Parsey-t.build/Objects-normal/arm64/Parsey-Swift.h -working-directory /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode -experimental-emit-module-separately -disable-cmo
SwiftCompile normal arm64 Compiling\ Mappable.swift,\ Numeric.swift /Users/admin/builder/spi-builder-workspace/Sources/Parsey/Mappable.swift /Users/admin/builder/spi-builder-workspace/Sources/Parsey/Numeric.swift (in target 'Parsey' from project 'Parsey')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/Parsey/Mappable.swift (in target 'Parsey' from project 'Parsey')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    builtin-SwiftPerFileCompile Mappable.swift
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/Parsey/Numeric.swift (in target 'Parsey' from project 'Parsey')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    builtin-SwiftPerFileCompile Numeric.swift
SwiftCompile normal arm64 Compiling\ Array.swift,\ Associable.swift /Users/admin/builder/spi-builder-workspace/Sources/Parsey/Array.swift /Users/admin/builder/spi-builder-workspace/Sources/Parsey/Associable.swift (in target 'Parsey' from project 'Parsey')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/Parsey/Array.swift (in target 'Parsey' from project 'Parsey')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    builtin-SwiftPerFileCompile Array.swift
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/Parsey/Associable.swift (in target 'Parsey' from project 'Parsey')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    builtin-SwiftPerFileCompile Associable.swift
SwiftCompile normal arm64 Compiling\ Collection.swift,\ Combinators.swift /Users/admin/builder/spi-builder-workspace/Sources/Parsey/Collection.swift /Users/admin/builder/spi-builder-workspace/Sources/Parsey/Combinators.swift (in target 'Parsey' from project 'Parsey')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/Parsey/Collection.swift (in target 'Parsey' from project 'Parsey')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    builtin-SwiftPerFileCompile Collection.swift
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/Parsey/Combinators.swift (in target 'Parsey' from project 'Parsey')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    builtin-SwiftPerFileCompile Combinators.swift
/Users/admin/builder/spi-builder-workspace/Sources/Parsey/Collection.swift:15:5: warning: 'public' modifier is redundant for initializer declared in a public extension
13 | #if swift(>=4.0)
14 | public extension SingletonCollection where Self : ExpressibleByArrayLiteral, Self.ArrayLiteralElement == Element {
15 |     public init(singleton: Element) {
   |     `- warning: 'public' modifier is redundant for initializer declared in a public extension
16 |         self = [singleton]
17 |     }
SwiftCompile normal arm64 Compiling\ Lexer.swift,\ Location.swift /Users/admin/builder/spi-builder-workspace/Sources/Parsey/Lexer.swift /Users/admin/builder/spi-builder-workspace/Sources/Parsey/Location.swift (in target 'Parsey' from project 'Parsey')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/Parsey/Lexer.swift (in target 'Parsey' from project 'Parsey')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    builtin-SwiftPerFileCompile Lexer.swift
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/Parsey/Location.swift (in target 'Parsey' from project 'Parsey')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    builtin-SwiftPerFileCompile Location.swift
SwiftCompile normal arm64 Compiling\ Sequence.swift /Users/admin/builder/spi-builder-workspace/Sources/Parsey/Sequence.swift (in target 'Parsey' from project 'Parsey')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/Parsey/Sequence.swift (in target 'Parsey' from project 'Parsey')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    builtin-SwiftPerFileCompile Sequence.swift
SwiftCompile normal arm64 Compiling\ Set.swift /Users/admin/builder/spi-builder-workspace/Sources/Parsey/Set.swift (in target 'Parsey' from project 'Parsey')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/Parsey/Set.swift (in target 'Parsey' from project 'Parsey')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    builtin-SwiftPerFileCompile Set.swift
SwiftCompile normal arm64 Compiling\ Error.swift,\ Function.swift /Users/admin/builder/spi-builder-workspace/Sources/Parsey/Error.swift /Users/admin/builder/spi-builder-workspace/Sources/Parsey/Function.swift (in target 'Parsey' from project 'Parsey')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/Parsey/Error.swift (in target 'Parsey' from project 'Parsey')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    builtin-SwiftPerFileCompile Error.swift
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/Parsey/Function.swift (in target 'Parsey' from project 'Parsey')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    builtin-SwiftPerFileCompile Function.swift
SwiftCompile normal arm64 Compiling\ Reducible.swift /Users/admin/builder/spi-builder-workspace/Sources/Parsey/Reducible.swift (in target 'Parsey' from project 'Parsey')
/Users/admin/builder/spi-builder-workspace/Sources/Parsey/Reducible.swift:15:5: warning: 'public' modifier is redundant for instance method declared in a public extension
13 |
14 | public extension Reducible {
15 |     public func mapReduce<Result: Associable>(_ transform: (Element) -> Result) -> Result {
   |     `- warning: 'public' modifier is redundant for instance method declared in a public extension
16 |         return reduce(Result.identity) { $0 + transform($1) }
17 |     }
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/Parsey/Reducible.swift (in target 'Parsey' from project 'Parsey')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    builtin-SwiftPerFileCompile Reducible.swift
SwiftCompile normal arm64 Compiling\ Operators.swift,\ Optional.swift /Users/admin/builder/spi-builder-workspace/Sources/Parsey/Operators.swift /Users/admin/builder/spi-builder-workspace/Sources/Parsey/Optional.swift (in target 'Parsey' from project 'Parsey')
/Users/admin/builder/spi-builder-workspace/Sources/Parsey/Operators.swift:80:5: warning: 'public' modifier is redundant for operator function declared in a public extension
 78 | public extension FloatingPoint {
 79 |
 80 |     public static prefix func /(rhs: Self) -> (Self) -> Self {
    |     `- warning: 'public' modifier is redundant for operator function declared in a public extension
 81 |         return { $0 / rhs }
 82 |     }
/Users/admin/builder/spi-builder-workspace/Sources/Parsey/Operators.swift:84:5: warning: 'public' modifier is redundant for operator function declared in a public extension
 82 |     }
 83 |
 84 |     public static postfix func /(lhs: Self) -> (Self) -> Self {
    |     `- warning: 'public' modifier is redundant for operator function declared in a public extension
 85 |         return { lhs / $0 }
 86 |     }
/Users/admin/builder/spi-builder-workspace/Sources/Parsey/Operators.swift:92:5: warning: 'public' modifier is redundant for operator function declared in a public extension
 90 | public extension Comparable {
 91 |
 92 |     public static prefix func ==(rhs: Self) -> (Self) -> Bool {
    |     `- warning: 'public' modifier is redundant for operator function declared in a public extension
 93 |         return { $0 == rhs }
 94 |     }
/Users/admin/builder/spi-builder-workspace/Sources/Parsey/Operators.swift:96:5: warning: 'public' modifier is redundant for operator function declared in a public extension
 94 |     }
 95 |
 96 |     public static prefix func !=(rhs: Self) -> (Self) -> Bool {
    |     `- warning: 'public' modifier is redundant for operator function declared in a public extension
 97 |         return { $0 != rhs }
 98 |     }
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/Parsey/Operators.swift (in target 'Parsey' from project 'Parsey')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    builtin-SwiftPerFileCompile Operators.swift
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/Parsey/Optional.swift (in target 'Parsey' from project 'Parsey')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    builtin-SwiftPerFileCompile Optional.swift
SwiftCompile normal arm64 Compiling\ Parser.swift /Users/admin/builder/spi-builder-workspace/Sources/Parsey/Parser.swift (in target 'Parsey' from project 'Parsey')
Abort: function useConformance at SILGenLazyConformance.cpp:57
Found an invalid conformance in SILGen. This may indicate a problem in Sema or the ClangImporter.
Please submit a bug report (https://swift.org/contributing/#reporting-bugs) and include the crash backtrace.
Stack dump:
0.	Program arguments: /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/swift-frontend -frontend -c /Users/admin/builder/spi-builder-workspace/Sources/Parsey/Array.swift /Users/admin/builder/spi-builder-workspace/Sources/Parsey/Associable.swift /Users/admin/builder/spi-builder-workspace/Sources/Parsey/Collection.swift /Users/admin/builder/spi-builder-workspace/Sources/Parsey/Combinators.swift /Users/admin/builder/spi-builder-workspace/Sources/Parsey/Error.swift /Users/admin/builder/spi-builder-workspace/Sources/Parsey/Function.swift /Users/admin/builder/spi-builder-workspace/Sources/Parsey/Lexer.swift /Users/admin/builder/spi-builder-workspace/Sources/Parsey/Location.swift /Users/admin/builder/spi-builder-workspace/Sources/Parsey/Mappable.swift /Users/admin/builder/spi-builder-workspace/Sources/Parsey/Numeric.swift /Users/admin/builder/spi-builder-workspace/Sources/Parsey/Operators.swift /Users/admin/builder/spi-builder-workspace/Sources/Parsey/Optional.swift -primary-file /Users/admin/builder/spi-builder-workspace/Sources/Parsey/Parser.swift /Users/admin/builder/spi-builder-workspace/Sources/Parsey/Reducible.swift /Users/admin/builder/spi-builder-workspace/Sources/Parsey/Sequence.swift /Users/admin/builder/spi-builder-workspace/Sources/Parsey/Set.swift -emit-dependencies-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Parsey.build/Debug-iphoneos/Parsey-t.build/Objects-normal/arm64/Parser.d -emit-const-values-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Parsey.build/Debug-iphoneos/Parsey-t.build/Objects-normal/arm64/Parser.swiftconstvalues -emit-reference-dependencies-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Parsey.build/Debug-iphoneos/Parsey-t.build/Objects-normal/arm64/Parser.swiftdeps -serialize-diagnostics-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Parsey.build/Debug-iphoneos/Parsey-t.build/Objects-normal/arm64/Parser.dia -target arm64-apple-ios15.0 -Xllvm -aarch64-use-tbi -enable-objc-interop -stack-check -sdk /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS27.0.sdk -I /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-iphoneos -Isystem /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/usr/lib -F /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-iphoneos -F /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/Library/Frameworks -F /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS27.0.sdk/Developer/Library/Frameworks -module-cache-path /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex -no-color-diagnostics -Xcc -fno-color-diagnostics -enable-testing -g -debug-info-format=dwarf -dwarf-version=4 -profile-generate -profile-coverage-mapping -swift-version 4 -Onone -D SWIFT_PACKAGE -D DEBUG -D SWIFT_MODULE_RESOURCE_BUNDLE_UNAVAILABLE -D Xcode -serialize-debugging-options -enable-experimental-feature DebugDescriptionMacro -empty-abi-descriptor -plugin-path /Applications/Xcode-27.0.0-Release.Candidate.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 -D_LIBCPP_HARDENING_MODE=_LIBCPP_HARDENING_MODE_DEBUG -Xcc -ivfsstatcache -Xcc /Users/admin/builder/spi-builder-workspace/.derivedData/SDKStatCaches.noindex/iphoneos27.0-24A430-e829b21a6f8c9b70876ba0858053c04440ceaa042ed91876912b2eeea4e3aa14.sdkstatcache -Xcc -fmodules-prune-interval=86400 -Xcc -fmodules-prune-after=345600 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-iphoneos/include -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Parsey.build/Debug-iphoneos/Parsey-t.build/DerivedSources-normal/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Parsey.build/Debug-iphoneos/Parsey-t.build/DerivedSources/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Parsey.build/Debug-iphoneos/Parsey-t.build/DerivedSources -Xcc -DSWIFT_PACKAGE -Xcc -DDEBUG=1 -no-auto-bridging-header-chaining -module-name Parsey -const-gather-protocols-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Parsey.build/Debug-iphoneos/Parsey-t.build/Objects-normal/arm64/Parsey_const_extract_protocols.json -disable-clang-spi -target-sdk-version 27.0 -target-sdk-name iphoneos27.0 -external-plugin-path /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/usr/lib/swift/host/plugins#/Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/usr/bin/swift-plugin-server -external-plugin-path /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/usr/local/lib/swift/host/plugins#/Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/usr/bin/swift-plugin-server -in-process-plugin-server-path /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift/host/libSwiftInProcPluginServer.dylib -plugin-path /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift/host/plugins -plugin-path /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/local/lib/swift/host/plugins -parse-as-library -o /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Parsey.build/Debug-iphoneos/Parsey-t.build/Objects-normal/arm64/Parser.o -index-unit-output-path /Parsey.build/Debug-iphoneos/Parsey-t.build/Objects-normal/arm64/Parser.o -index-store-path /Users/admin/builder/spi-builder-workspace/.derivedData/Index.noindex/DataStore -index-system-modules
1.	Apple Swift version 6.4 (swiftlang-6.4.0.34.1 clang-2100.3.34.1)
2.	Compiling with effective version 4.1.50
3.	While evaluating request ASTLoweringRequest(Lowering AST to SIL for file "/Users/admin/builder/spi-builder-workspace/Sources/Parsey/Parser.swift")
4.	While silgen visitDecl extension of ParserInput (at /Users/admin/builder/spi-builder-workspace/Sources/Parsey/Parser.swift:76:1)
5.	While generating SIL witness table protocol conformance ParserInput: Sequence at extension of ParserInput (at /Users/admin/builder/spi-builder-workspace/Sources/Parsey/Parser.swift:76:1)
6.	Abort: function useConformance at SILGenLazyConformance.cpp:57
| 	Found an invalid conformance in SILGen. This may indicate a problem in Sema or the ClangImporter.
Stack dump without symbol names (ensure you have llvm-symbolizer in your PATH or set the environment var `LLVM_SYMBOLIZER_PATH` to point to it):
0  swift-frontend           0x00000001093abbd0 llvm::sys::PrintStackTrace(llvm::raw_ostream&, int) + 56
1  swift-frontend           0x00000001093a9358 llvm::sys::RunSignalHandlers() + 172
2  swift-frontend           0x00000001093ac1c8 SignalHandler(int, __siginfo*, void*) + 360
3  libsystem_platform.dylib 0x0000000181f39744 _sigtramp + 56
4  libsystem_pthread.dylib  0x0000000181f2f8d8 pthread_kill + 296
5  libsystem_c.dylib        0x0000000181e35978 abort + 148
6  swift-frontend           0x0000000104b5abc4 _ABORT(char const*, int, char const*, llvm::function_ref<void (llvm::raw_ostream&)>) + 0
7  swift-frontend           0x0000000104b5ac98 _ABORT(char const*, int, char const*, llvm::StringRef) + 0
8  swift-frontend           0x0000000103ab57cc swift::Lowering::SILGenModule::useConformance(swift::SILInstruction*, swift::ProtocolConformanceRef) + 272
9  swift-frontend           0x0000000103b4c958 swift::SILWitnessVisitor<(anonymous namespace)::SILGenConformance>::visitProtocolDecl(swift::ProtocolDecl*) + 392
10 swift-frontend           0x0000000103b47d2c swift::Lowering::SILGenModule::getWitnessTable(swift::RootProtocolConformance*) + 560
11 swift-frontend           0x0000000103b4c79c SILGenExtension::emitExtension(swift::ExtensionDecl*) + 624
12 swift-frontend           0x00000001039d8028 swift::ASTVisitor<swift::Lowering::SILGenModule, void, void, void, void, void, void>::visit(swift::Decl*) + 308
13 swift-frontend           0x00000001039de8ec swift::ASTLoweringRequest::evaluate(swift::Evaluator&, swift::ASTLoweringDescriptor) const + 2492
14 swift-frontend           0x0000000103b32de0 swift::SimpleRequest<swift::ASTLoweringRequest, std::__1::unique_ptr<swift::SILModule, std::__1::default_delete<swift::SILModule>> (swift::ASTLoweringDescriptor), (swift::RequestFlags)17>::evaluateRequest(swift::ASTLoweringRequest const&, swift::Evaluator&) + 208
15 swift-frontend           0x00000001039e3240 swift::ASTLoweringRequest::OutputType swift::Evaluator::getResultUncached<swift::ASTLoweringRequest, swift::ASTLoweringRequest::OutputType swift::evaluateOrFatal<swift::ASTLoweringRequest>(swift::Evaluator&, swift::ASTLoweringRequest)::'lambda'()>(swift::ASTLoweringRequest const&, swift::ASTLoweringRequest::OutputType swift::evaluateOrFatal<swift::ASTLoweringRequest>(swift::Evaluator&, swift::ASTLoweringRequest)::'lambda'()) + 552
16 swift-frontend           0x0000000102ebb200 swift::performCompileStepsPostSema(swift::CompilerInstance&, int&, swift::FrontendObserver*, llvm::ArrayRef<char const*>) + 920
17 swift-frontend           0x0000000102ec0c0c performCompile(swift::CompilerInstance&, int&, swift::FrontendObserver*, llvm::ArrayRef<char const*>) + 1312
18 swift-frontend           0x0000000102ebddc4 swift::performFrontend(llvm::ArrayRef<char const*>, char const*, void*, swift::FrontendObserver*) + 3776
19 swift-frontend           0x0000000102e3d008 swift::mainEntry(int, char const**) + 5600
20 dyld                     0x0000000181b644e4 start + 6992
Failed frontend command:
/Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/swift-frontend -frontend -c /Users/admin/builder/spi-builder-workspace/Sources/Parsey/Array.swift /Users/admin/builder/spi-builder-workspace/Sources/Parsey/Associable.swift /Users/admin/builder/spi-builder-workspace/Sources/Parsey/Collection.swift /Users/admin/builder/spi-builder-workspace/Sources/Parsey/Combinators.swift /Users/admin/builder/spi-builder-workspace/Sources/Parsey/Error.swift /Users/admin/builder/spi-builder-workspace/Sources/Parsey/Function.swift /Users/admin/builder/spi-builder-workspace/Sources/Parsey/Lexer.swift /Users/admin/builder/spi-builder-workspace/Sources/Parsey/Location.swift /Users/admin/builder/spi-builder-workspace/Sources/Parsey/Mappable.swift /Users/admin/builder/spi-builder-workspace/Sources/Parsey/Numeric.swift /Users/admin/builder/spi-builder-workspace/Sources/Parsey/Operators.swift /Users/admin/builder/spi-builder-workspace/Sources/Parsey/Optional.swift -primary-file /Users/admin/builder/spi-builder-workspace/Sources/Parsey/Parser.swift /Users/admin/builder/spi-builder-workspace/Sources/Parsey/Reducible.swift /Users/admin/builder/spi-builder-workspace/Sources/Parsey/Sequence.swift /Users/admin/builder/spi-builder-workspace/Sources/Parsey/Set.swift -emit-dependencies-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Parsey.build/Debug-iphoneos/Parsey-t.build/Objects-normal/arm64/Parser.d -emit-const-values-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Parsey.build/Debug-iphoneos/Parsey-t.build/Objects-normal/arm64/Parser.swiftconstvalues -emit-reference-dependencies-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Parsey.build/Debug-iphoneos/Parsey-t.build/Objects-normal/arm64/Parser.swiftdeps -serialize-diagnostics-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Parsey.build/Debug-iphoneos/Parsey-t.build/Objects-normal/arm64/Parser.dia -target arm64-apple-ios15.0 -Xllvm -aarch64-use-tbi -enable-objc-interop -stack-check -sdk /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS27.0.sdk -I /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-iphoneos -Isystem /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/usr/lib -F /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-iphoneos -F /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/Library/Frameworks -F /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS27.0.sdk/Developer/Library/Frameworks -module-cache-path /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex -no-color-diagnostics -Xcc -fno-color-diagnostics -enable-testing -g -debug-info-format\=dwarf -dwarf-version\=4 -profile-generate -profile-coverage-mapping -swift-version 4 -Onone -D SWIFT_PACKAGE -D DEBUG -D SWIFT_MODULE_RESOURCE_BUNDLE_UNAVAILABLE -D Xcode -serialize-debugging-options -enable-experimental-feature DebugDescriptionMacro -empty-abi-descriptor -plugin-path /Applications/Xcode-27.0.0-Release.Candidate.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 -D_LIBCPP_HARDENING_MODE\=_LIBCPP_HARDENING_MODE_DEBUG -Xcc -ivfsstatcache -Xcc /Users/admin/builder/spi-builder-workspace/.derivedData/SDKStatCaches.noindex/iphoneos27.0-24A430-e829b21a6f8c9b70876ba0858053c04440ceaa042ed91876912b2eeea4e3aa14.sdkstatcache -Xcc -fmodules-prune-interval\=86400 -Xcc -fmodules-prune-after\=345600 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-iphoneos/include -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Parsey.build/Debug-iphoneos/Parsey-t.build/DerivedSources-normal/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Parsey.build/Debug-iphoneos/Parsey-t.build/DerivedSources/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Parsey.build/Debug-iphoneos/Parsey-t.build/DerivedSources -Xcc -DSWIFT_PACKAGE -Xcc -DDEBUG\=1 -no-auto-bridging-header-chaining -module-name Parsey -const-gather-protocols-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Parsey.build/Debug-iphoneos/Parsey-t.build/Objects-normal/arm64/Parsey_const_extract_protocols.json -disable-clang-spi -target-sdk-version 27.0 -target-sdk-name iphoneos27.0 -external-plugin-path /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/usr/lib/swift/host/plugins\#/Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/usr/bin/swift-plugin-server -external-plugin-path /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/usr/local/lib/swift/host/plugins\#/Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/usr/bin/swift-plugin-server -in-process-plugin-server-path /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift/host/libSwiftInProcPluginServer.dylib -plugin-path /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift/host/plugins -plugin-path /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/local/lib/swift/host/plugins -parse-as-library -o /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Parsey.build/Debug-iphoneos/Parsey-t.build/Objects-normal/arm64/Parser.o -index-unit-output-path /Parsey.build/Debug-iphoneos/Parsey-t.build/Objects-normal/arm64/Parser.o -index-store-path /Users/admin/builder/spi-builder-workspace/.derivedData/Index.noindex/DataStore -index-system-modules
Command SwiftCompile failed with a nonzero exit code
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/Parsey/Parser.swift (in target 'Parsey' from project 'Parsey')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    builtin-SwiftPerFileCompile Parser.swift
/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Parsey.build/Debug-iphoneos/Parsey-t.build/Objects-normal/arm64/Parser.dia:1:1: warning: Could not read serialized diagnostics file: Error Domain=NSCocoaErrorDomain Code=260 "The file “Parser.dia” couldn’t be opened because there is no such file." UserInfo={NSFilePath=/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Parsey.build/Debug-iphoneos/Parsey-t.build/Objects-normal/arm64/Parser.dia, NSURL=file:///Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Parsey.build/Debug-iphoneos/Parsey-t.build/Objects-normal/arm64/Parser.dia, NSUnderlyingError=0xbc51b85d0 {Error Domain=NSPOSIXErrorDomain Code=2 "No such file or directory"}} (in target 'Parsey' from project 'Parsey')
SwiftEmitModule normal arm64 Emitting\ module\ for\ Parsey (in target 'Parsey' from project 'Parsey')
SwiftCompile normal arm64 (in target 'Parsey' from project 'Parsey')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

PruneExplicitPrecompiledModules /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ExplicitPrecompiledModules
PruneExplicitPrecompiledModules /Users/admin/builder/spi-builder-workspace/.derivedData/SDKExplicitPrecompiledModules
PruneExplicitPrecompiledModules /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SwiftExplicitPrecompiledModules
2026-09-16 02:43:23.397 xcodebuild[647:4177] [MT] IDERunDestination: Supported platforms for the buildables in the current scheme is empty.
** BUILD FAILED **
The following build commands failed:
	SwiftCompile normal arm64 Compiling\ Parser.swift /Users/admin/builder/spi-builder-workspace/Sources/Parsey/Parser.swift (in target 'Parsey' from project 'Parsey')
	Building workspace Parsey with scheme Parsey
(2 failures)
Command line invocation:
    /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/usr/bin/xcodebuild -IDEClonedSourcePackagesDirPathOverride=/Users/admin/builder/spi-builder-workspace/.dependencies -resolvePackageDependencies
Resolve Package Graph
Resolved source packages:
  Parsey: /Users/admin/builder/spi-builder-workspace
resolved source packages: Parsey
2026-09-16 02:43:27.222 xcodebuild[672:4367] [MT] IDERunDestination: Supported platforms for the buildables in the current scheme is empty.
{
  "dependencies" : [
  ],
  "manifest_display_name" : "Parsey",
  "name" : "Parsey",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
  ],
  "products" : [
    {
      "name" : "Parsey",
      "targets" : [
        "Parsey"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "ParseyTests",
      "module_type" : "SwiftTarget",
      "name" : "ParseyTests",
      "path" : "Tests/ParseyTests",
      "sources" : [
        "ParseyTests.swift"
      ],
      "target_dependencies" : [
        "Parsey"
      ],
      "type" : "test"
    },
    {
      "c99name" : "Parsey",
      "module_type" : "SwiftTarget",
      "name" : "Parsey",
      "path" : "Sources/Parsey",
      "product_memberships" : [
        "Parsey"
      ],
      "sources" : [
        "Array.swift",
        "Associable.swift",
        "Collection.swift",
        "Combinators.swift",
        "Error.swift",
        "Function.swift",
        "Lexer.swift",
        "Location.swift",
        "Mappable.swift",
        "Numeric.swift",
        "Operators.swift",
        "Optional.swift",
        "Parser.swift",
        "Reducible.swift",
        "Sequence.swift",
        "Set.swift"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "4.0"
}
{
  "workspace" : {
    "name" : "Parsey",
    "schemes" : [
      "Parsey"
    ]
  }
}
2026-09-16 02:43:28.475 xcodebuild[680:4437] [MT] IDERunDestination: Supported platforms for the buildables in the current scheme is empty.
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-27.0.0-Release.Candidate.app xcrun xcodebuild -IDEClonedSourcePackagesDirPathOverride=$PWD/.dependencies -skipMacroValidation -skipPackagePluginValidation -derivedDataPath $PWD/.derivedData build -scheme Parsey -destination generic/platform=iOS
Command line invocation:
    /Applications/Xcode-27.0.0-Release.Candidate.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 Parsey -destination generic/platform=iOS
Resolve Package Graph
Resolved source packages:
  Parsey: /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 'Parsey-product' in project 'Parsey'
        ➜ Explicit dependency on target 'Parsey' in project 'Parsey'
    Target 'Parsey' in project 'Parsey' (no dependencies)
GatherProvisioningInputs
CreateBuildDescription
ClangStatCache /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang-stat-cache /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS27.0.sdk /Users/admin/builder/spi-builder-workspace/.derivedData/SDKStatCaches.noindex/iphoneos27.0-24A430-e829b21a6f8c9b70876ba0858053c04440ceaa042ed91876912b2eeea4e3aa14.sdkstatcache
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang-stat-cache /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS27.0.sdk -o /Users/admin/builder/spi-builder-workspace/.derivedData/SDKStatCaches.noindex/iphoneos27.0-24A430-e829b21a6f8c9b70876ba0858053c04440ceaa042ed91876912b2eeea4e3aa14.sdkstatcache
SwiftDriver Parsey normal arm64 com.apple.xcode.tools.swift.compiler (in target 'Parsey' from project 'Parsey')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    builtin-SwiftDriver -- /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/swiftc -parse-as-library -module-name Parsey -Onone @/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Parsey.build/Debug-iphoneos/Parsey-t.build/Objects-normal/arm64/Parsey.SwiftFileList -DSWIFT_PACKAGE -DDEBUG -DSWIFT_MODULE_RESOURCE_BUNDLE_UNAVAILABLE -DXcode -plugin-path /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift/host/plugins/testing -enable-experimental-feature DebugDescriptionMacro -sdk /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS27.0.sdk -target arm64-apple-ios15.0 -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 -Xcc -D_LIBCPP_HARDENING_MODE\=_LIBCPP_HARDENING_MODE_DEBUG -swift-version 4 -I /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-iphoneos -Isystem /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/usr/lib -F /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-iphoneos -F /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/Library/Frameworks -F /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS27.0.sdk/Developer/Library/Frameworks -c -j10 -enable-batch-mode -incremental -Xcc -ivfsstatcache -Xcc /Users/admin/builder/spi-builder-workspace/.derivedData/SDKStatCaches.noindex/iphoneos27.0-24A430-e829b21a6f8c9b70876ba0858053c04440ceaa042ed91876912b2eeea4e3aa14.sdkstatcache -output-file-map /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Parsey.build/Debug-iphoneos/Parsey-t.build/Objects-normal/arm64/Parsey-OutputFileMap.json -save-temps -no-color-diagnostics -emit-dependencies -emit-module -emit-module-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Parsey.build/Debug-iphoneos/Parsey-t.build/Objects-normal/arm64/Parsey.swiftmodule -serialize-diagnostics -validate-clang-modules-once -clang-build-session-file /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/Session.modulevalidation -Xcc -fmodules-prune-interval\=86400 -Xcc -fmodules-prune-after\=345600 -emit-const-values -const-gather-protocols-list /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Parsey.build/Debug-iphoneos/Parsey-t.build/Objects-normal/arm64/Parsey_const_extract_protocols.json -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-iphoneos/include -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Parsey.build/Debug-iphoneos/Parsey-t.build/DerivedSources-normal/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Parsey.build/Debug-iphoneos/Parsey-t.build/DerivedSources/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Parsey.build/Debug-iphoneos/Parsey-t.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/Parsey.build/Debug-iphoneos/Parsey-t.build/Objects-normal/arm64/Parsey-Swift.h -working-directory /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode -experimental-emit-module-separately -disable-cmo
SwiftCompile normal arm64 Compiling\ Array.swift,\ Associable.swift /Users/admin/builder/spi-builder-workspace/Sources/Parsey/Array.swift /Users/admin/builder/spi-builder-workspace/Sources/Parsey/Associable.swift (in target 'Parsey' from project 'Parsey')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/Parsey/Array.swift (in target 'Parsey' from project 'Parsey')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    builtin-SwiftPerFileCompile Array.swift
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/Parsey/Associable.swift (in target 'Parsey' from project 'Parsey')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    builtin-SwiftPerFileCompile Associable.swift
SwiftCompile normal arm64 Compiling\ Collection.swift,\ Combinators.swift /Users/admin/builder/spi-builder-workspace/Sources/Parsey/Collection.swift /Users/admin/builder/spi-builder-workspace/Sources/Parsey/Combinators.swift (in target 'Parsey' from project 'Parsey')
/Users/admin/builder/spi-builder-workspace/Sources/Parsey/Collection.swift:15:5: warning: 'public' modifier is redundant for initializer declared in a public extension
13 | #if swift(>=4.0)
14 | public extension SingletonCollection where Self : ExpressibleByArrayLiteral, Self.ArrayLiteralElement == Element {
15 |     public init(singleton: Element) {
   |     `- warning: 'public' modifier is redundant for initializer declared in a public extension
16 |         self = [singleton]
17 |     }
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/Parsey/Collection.swift (in target 'Parsey' from project 'Parsey')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    builtin-SwiftPerFileCompile Collection.swift
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/Parsey/Combinators.swift (in target 'Parsey' from project 'Parsey')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    builtin-SwiftPerFileCompile Combinators.swift
SwiftCompile normal arm64 Compiling\ Lexer.swift,\ Location.swift /Users/admin/builder/spi-builder-workspace/Sources/Parsey/Lexer.swift /Users/admin/builder/spi-builder-workspace/Sources/Parsey/Location.swift (in target 'Parsey' from project 'Parsey')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/Parsey/Lexer.swift (in target 'Parsey' from project 'Parsey')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    builtin-SwiftPerFileCompile Lexer.swift
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/Parsey/Location.swift (in target 'Parsey' from project 'Parsey')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    builtin-SwiftPerFileCompile Location.swift
SwiftCompile normal arm64 Compiling\ Mappable.swift,\ Numeric.swift /Users/admin/builder/spi-builder-workspace/Sources/Parsey/Mappable.swift /Users/admin/builder/spi-builder-workspace/Sources/Parsey/Numeric.swift (in target 'Parsey' from project 'Parsey')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/Parsey/Mappable.swift (in target 'Parsey' from project 'Parsey')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    builtin-SwiftPerFileCompile Mappable.swift
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/Parsey/Numeric.swift (in target 'Parsey' from project 'Parsey')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    builtin-SwiftPerFileCompile Numeric.swift
SwiftCompile normal arm64 Compiling\ Operators.swift,\ Optional.swift /Users/admin/builder/spi-builder-workspace/Sources/Parsey/Operators.swift /Users/admin/builder/spi-builder-workspace/Sources/Parsey/Optional.swift (in target 'Parsey' from project 'Parsey')
/Users/admin/builder/spi-builder-workspace/Sources/Parsey/Operators.swift:80:5: warning: 'public' modifier is redundant for operator function declared in a public extension
 78 | public extension FloatingPoint {
 79 |
 80 |     public static prefix func /(rhs: Self) -> (Self) -> Self {
    |     `- warning: 'public' modifier is redundant for operator function declared in a public extension
 81 |         return { $0 / rhs }
 82 |     }
/Users/admin/builder/spi-builder-workspace/Sources/Parsey/Operators.swift:84:5: warning: 'public' modifier is redundant for operator function declared in a public extension
 82 |     }
 83 |
 84 |     public static postfix func /(lhs: Self) -> (Self) -> Self {
    |     `- warning: 'public' modifier is redundant for operator function declared in a public extension
 85 |         return { lhs / $0 }
 86 |     }
/Users/admin/builder/spi-builder-workspace/Sources/Parsey/Operators.swift:92:5: warning: 'public' modifier is redundant for operator function declared in a public extension
 90 | public extension Comparable {
 91 |
 92 |     public static prefix func ==(rhs: Self) -> (Self) -> Bool {
    |     `- warning: 'public' modifier is redundant for operator function declared in a public extension
 93 |         return { $0 == rhs }
 94 |     }
/Users/admin/builder/spi-builder-workspace/Sources/Parsey/Operators.swift:96:5: warning: 'public' modifier is redundant for operator function declared in a public extension
 94 |     }
 95 |
 96 |     public static prefix func !=(rhs: Self) -> (Self) -> Bool {
    |     `- warning: 'public' modifier is redundant for operator function declared in a public extension
 97 |         return { $0 != rhs }
 98 |     }
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/Parsey/Operators.swift (in target 'Parsey' from project 'Parsey')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    builtin-SwiftPerFileCompile Operators.swift
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/Parsey/Optional.swift (in target 'Parsey' from project 'Parsey')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    builtin-SwiftPerFileCompile Optional.swift
SwiftCompile normal arm64 Compiling\ Error.swift,\ Function.swift /Users/admin/builder/spi-builder-workspace/Sources/Parsey/Error.swift /Users/admin/builder/spi-builder-workspace/Sources/Parsey/Function.swift (in target 'Parsey' from project 'Parsey')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/Parsey/Error.swift (in target 'Parsey' from project 'Parsey')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    builtin-SwiftPerFileCompile Error.swift
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/Parsey/Function.swift (in target 'Parsey' from project 'Parsey')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    builtin-SwiftPerFileCompile Function.swift
SwiftCompile normal arm64 Compiling\ Parser.swift /Users/admin/builder/spi-builder-workspace/Sources/Parsey/Parser.swift (in target 'Parsey' from project 'Parsey')
Abort: function useConformance at SILGenLazyConformance.cpp:57
Found an invalid conformance in SILGen. This may indicate a problem in Sema or the ClangImporter.
Please submit a bug report (https://swift.org/contributing/#reporting-bugs) and include the crash backtrace.
Stack dump:
0.	Program arguments: /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/swift-frontend -frontend -c /Users/admin/builder/spi-builder-workspace/Sources/Parsey/Array.swift /Users/admin/builder/spi-builder-workspace/Sources/Parsey/Associable.swift /Users/admin/builder/spi-builder-workspace/Sources/Parsey/Collection.swift /Users/admin/builder/spi-builder-workspace/Sources/Parsey/Combinators.swift /Users/admin/builder/spi-builder-workspace/Sources/Parsey/Error.swift /Users/admin/builder/spi-builder-workspace/Sources/Parsey/Function.swift /Users/admin/builder/spi-builder-workspace/Sources/Parsey/Lexer.swift /Users/admin/builder/spi-builder-workspace/Sources/Parsey/Location.swift /Users/admin/builder/spi-builder-workspace/Sources/Parsey/Mappable.swift /Users/admin/builder/spi-builder-workspace/Sources/Parsey/Numeric.swift /Users/admin/builder/spi-builder-workspace/Sources/Parsey/Operators.swift /Users/admin/builder/spi-builder-workspace/Sources/Parsey/Optional.swift -primary-file /Users/admin/builder/spi-builder-workspace/Sources/Parsey/Parser.swift /Users/admin/builder/spi-builder-workspace/Sources/Parsey/Reducible.swift /Users/admin/builder/spi-builder-workspace/Sources/Parsey/Sequence.swift /Users/admin/builder/spi-builder-workspace/Sources/Parsey/Set.swift -emit-dependencies-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Parsey.build/Debug-iphoneos/Parsey-t.build/Objects-normal/arm64/Parser.d -emit-const-values-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Parsey.build/Debug-iphoneos/Parsey-t.build/Objects-normal/arm64/Parser.swiftconstvalues -emit-reference-dependencies-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Parsey.build/Debug-iphoneos/Parsey-t.build/Objects-normal/arm64/Parser.swiftdeps -serialize-diagnostics-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Parsey.build/Debug-iphoneos/Parsey-t.build/Objects-normal/arm64/Parser.dia -target arm64-apple-ios15.0 -Xllvm -aarch64-use-tbi -enable-objc-interop -stack-check -sdk /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS27.0.sdk -I /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-iphoneos -Isystem /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/usr/lib -F /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-iphoneos -F /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/Library/Frameworks -F /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS27.0.sdk/Developer/Library/Frameworks -module-cache-path /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex -no-color-diagnostics -Xcc -fno-color-diagnostics -enable-testing -g -debug-info-format=dwarf -dwarf-version=4 -profile-generate -profile-coverage-mapping -swift-version 4 -Onone -D SWIFT_PACKAGE -D DEBUG -D SWIFT_MODULE_RESOURCE_BUNDLE_UNAVAILABLE -D Xcode -serialize-debugging-options -enable-experimental-feature DebugDescriptionMacro -empty-abi-descriptor -plugin-path /Applications/Xcode-27.0.0-Release.Candidate.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 -D_LIBCPP_HARDENING_MODE=_LIBCPP_HARDENING_MODE_DEBUG -Xcc -ivfsstatcache -Xcc /Users/admin/builder/spi-builder-workspace/.derivedData/SDKStatCaches.noindex/iphoneos27.0-24A430-e829b21a6f8c9b70876ba0858053c04440ceaa042ed91876912b2eeea4e3aa14.sdkstatcache -Xcc -fmodules-prune-interval=86400 -Xcc -fmodules-prune-after=345600 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-iphoneos/include -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Parsey.build/Debug-iphoneos/Parsey-t.build/DerivedSources-normal/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Parsey.build/Debug-iphoneos/Parsey-t.build/DerivedSources/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Parsey.build/Debug-iphoneos/Parsey-t.build/DerivedSources -Xcc -DSWIFT_PACKAGE -Xcc -DDEBUG=1 -no-auto-bridging-header-chaining -module-name Parsey -const-gather-protocols-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Parsey.build/Debug-iphoneos/Parsey-t.build/Objects-normal/arm64/Parsey_const_extract_protocols.json -disable-clang-spi -target-sdk-version 27.0 -target-sdk-name iphoneos27.0 -external-plugin-path /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/usr/lib/swift/host/plugins#/Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/usr/bin/swift-plugin-server -external-plugin-path /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/usr/local/lib/swift/host/plugins#/Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/usr/bin/swift-plugin-server -in-process-plugin-server-path /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift/host/libSwiftInProcPluginServer.dylib -plugin-path /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift/host/plugins -plugin-path /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/local/lib/swift/host/plugins -parse-as-library -o /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Parsey.build/Debug-iphoneos/Parsey-t.build/Objects-normal/arm64/Parser.o -index-unit-output-path /Parsey.build/Debug-iphoneos/Parsey-t.build/Objects-normal/arm64/Parser.o -index-store-path /Users/admin/builder/spi-builder-workspace/.derivedData/Index.noindex/DataStore -index-system-modules
1.	Apple Swift version 6.4 (swiftlang-6.4.0.34.1 clang-2100.3.34.1)
2.	Compiling with effective version 4.1.50
3.	While evaluating request ASTLoweringRequest(Lowering AST to SIL for file "/Users/admin/builder/spi-builder-workspace/Sources/Parsey/Parser.swift")
4.	While silgen visitDecl extension of ParserInput (at /Users/admin/builder/spi-builder-workspace/Sources/Parsey/Parser.swift:76:1)
5.	While generating SIL witness table protocol conformance ParserInput: Sequence at extension of ParserInput (at /Users/admin/builder/spi-builder-workspace/Sources/Parsey/Parser.swift:76:1)
6.	Abort: function useConformance at SILGenLazyConformance.cpp:57
| 	Found an invalid conformance in SILGen. This may indicate a problem in Sema or the ClangImporter.
Stack dump without symbol names (ensure you have llvm-symbolizer in your PATH or set the environment var `LLVM_SYMBOLIZER_PATH` to point to it):
0  swift-frontend           0x000000010947fbd0 llvm::sys::PrintStackTrace(llvm::raw_ostream&, int) + 56
1  swift-frontend           0x000000010947d358 llvm::sys::RunSignalHandlers() + 172
2  swift-frontend           0x00000001094801c8 SignalHandler(int, __siginfo*, void*) + 360
3  libsystem_platform.dylib 0x0000000181f39744 _sigtramp + 56
4  libsystem_pthread.dylib  0x0000000181f2f8d8 pthread_kill + 296
5  libsystem_c.dylib        0x0000000181e35978 abort + 148
6  swift-frontend           0x0000000104c2ebc4 _ABORT(char const*, int, char const*, llvm::function_ref<void (llvm::raw_ostream&)>) + 0
7  swift-frontend           0x0000000104c2ec98 _ABORT(char const*, int, char const*, llvm::StringRef) + 0
8  swift-frontend           0x0000000103b897cc swift::Lowering::SILGenModule::useConformance(swift::SILInstruction*, swift::ProtocolConformanceRef) + 272
9  swift-frontend           0x0000000103c20958 swift::SILWitnessVisitor<(anonymous namespace)::SILGenConformance>::visitProtocolDecl(swift::ProtocolDecl*) + 392
10 swift-frontend           0x0000000103c1bd2c swift::Lowering::SILGenModule::getWitnessTable(swift::RootProtocolConformance*) + 560
11 swift-frontend           0x0000000103c2079c SILGenExtension::emitExtension(swift::ExtensionDecl*) + 624
12 swift-frontend           0x0000000103aac028 swift::ASTVisitor<swift::Lowering::SILGenModule, void, void, void, void, void, void>::visit(swift::Decl*) + 308
13 swift-frontend           0x0000000103ab28ec swift::ASTLoweringRequest::evaluate(swift::Evaluator&, swift::ASTLoweringDescriptor) const + 2492
14 swift-frontend           0x0000000103c06de0 swift::SimpleRequest<swift::ASTLoweringRequest, std::__1::unique_ptr<swift::SILModule, std::__1::default_delete<swift::SILModule>> (swift::ASTLoweringDescriptor), (swift::RequestFlags)17>::evaluateRequest(swift::ASTLoweringRequest const&, swift::Evaluator&) + 208
15 swift-frontend           0x0000000103ab7240 swift::ASTLoweringRequest::OutputType swift::Evaluator::getResultUncached<swift::ASTLoweringRequest, swift::ASTLoweringRequest::OutputType swift::evaluateOrFatal<swift::ASTLoweringRequest>(swift::Evaluator&, swift::ASTLoweringRequest)::'lambda'()>(swift::ASTLoweringRequest const&, swift::ASTLoweringRequest::OutputType swift::evaluateOrFatal<swift::ASTLoweringRequest>(swift::Evaluator&, swift::ASTLoweringRequest)::'lambda'()) + 552
16 swift-frontend           0x0000000102f8f200 swift::performCompileStepsPostSema(swift::CompilerInstance&, int&, swift::FrontendObserver*, llvm::ArrayRef<char const*>) + 920
17 swift-frontend           0x0000000102f94c0c performCompile(swift::CompilerInstance&, int&, swift::FrontendObserver*, llvm::ArrayRef<char const*>) + 1312
18 swift-frontend           0x0000000102f91dc4 swift::performFrontend(llvm::ArrayRef<char const*>, char const*, void*, swift::FrontendObserver*) + 3776
19 swift-frontend           0x0000000102f11008 swift::mainEntry(int, char const**) + 5600
20 dyld                     0x0000000181b644e4 start + 6992
Failed frontend command:
/Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/swift-frontend -frontend -c /Users/admin/builder/spi-builder-workspace/Sources/Parsey/Array.swift /Users/admin/builder/spi-builder-workspace/Sources/Parsey/Associable.swift /Users/admin/builder/spi-builder-workspace/Sources/Parsey/Collection.swift /Users/admin/builder/spi-builder-workspace/Sources/Parsey/Combinators.swift /Users/admin/builder/spi-builder-workspace/Sources/Parsey/Error.swift /Users/admin/builder/spi-builder-workspace/Sources/Parsey/Function.swift /Users/admin/builder/spi-builder-workspace/Sources/Parsey/Lexer.swift /Users/admin/builder/spi-builder-workspace/Sources/Parsey/Location.swift /Users/admin/builder/spi-builder-workspace/Sources/Parsey/Mappable.swift /Users/admin/builder/spi-builder-workspace/Sources/Parsey/Numeric.swift /Users/admin/builder/spi-builder-workspace/Sources/Parsey/Operators.swift /Users/admin/builder/spi-builder-workspace/Sources/Parsey/Optional.swift -primary-file /Users/admin/builder/spi-builder-workspace/Sources/Parsey/Parser.swift /Users/admin/builder/spi-builder-workspace/Sources/Parsey/Reducible.swift /Users/admin/builder/spi-builder-workspace/Sources/Parsey/Sequence.swift /Users/admin/builder/spi-builder-workspace/Sources/Parsey/Set.swift -emit-dependencies-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Parsey.build/Debug-iphoneos/Parsey-t.build/Objects-normal/arm64/Parser.d -emit-const-values-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Parsey.build/Debug-iphoneos/Parsey-t.build/Objects-normal/arm64/Parser.swiftconstvalues -emit-reference-dependencies-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Parsey.build/Debug-iphoneos/Parsey-t.build/Objects-normal/arm64/Parser.swiftdeps -serialize-diagnostics-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Parsey.build/Debug-iphoneos/Parsey-t.build/Objects-normal/arm64/Parser.dia -target arm64-apple-ios15.0 -Xllvm -aarch64-use-tbi -enable-objc-interop -stack-check -sdk /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS27.0.sdk -I /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-iphoneos -Isystem /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/usr/lib -F /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-iphoneos -F /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/Library/Frameworks -F /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS27.0.sdk/Developer/Library/Frameworks -module-cache-path /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex -no-color-diagnostics -Xcc -fno-color-diagnostics -enable-testing -g -debug-info-format\=dwarf -dwarf-version\=4 -profile-generate -profile-coverage-mapping -swift-version 4 -Onone -D SWIFT_PACKAGE -D DEBUG -D SWIFT_MODULE_RESOURCE_BUNDLE_UNAVAILABLE -D Xcode -serialize-debugging-options -enable-experimental-feature DebugDescriptionMacro -empty-abi-descriptor -plugin-path /Applications/Xcode-27.0.0-Release.Candidate.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 -D_LIBCPP_HARDENING_MODE\=_LIBCPP_HARDENING_MODE_DEBUG -Xcc -ivfsstatcache -Xcc /Users/admin/builder/spi-builder-workspace/.derivedData/SDKStatCaches.noindex/iphoneos27.0-24A430-e829b21a6f8c9b70876ba0858053c04440ceaa042ed91876912b2eeea4e3aa14.sdkstatcache -Xcc -fmodules-prune-interval\=86400 -Xcc -fmodules-prune-after\=345600 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-iphoneos/include -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Parsey.build/Debug-iphoneos/Parsey-t.build/DerivedSources-normal/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Parsey.build/Debug-iphoneos/Parsey-t.build/DerivedSources/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Parsey.build/Debug-iphoneos/Parsey-t.build/DerivedSources -Xcc -DSWIFT_PACKAGE -Xcc -DDEBUG\=1 -no-auto-bridging-header-chaining -module-name Parsey -const-gather-protocols-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Parsey.build/Debug-iphoneos/Parsey-t.build/Objects-normal/arm64/Parsey_const_extract_protocols.json -disable-clang-spi -target-sdk-version 27.0 -target-sdk-name iphoneos27.0 -external-plugin-path /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/usr/lib/swift/host/plugins\#/Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/usr/bin/swift-plugin-server -external-plugin-path /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/usr/local/lib/swift/host/plugins\#/Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/usr/bin/swift-plugin-server -in-process-plugin-server-path /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift/host/libSwiftInProcPluginServer.dylib -plugin-path /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift/host/plugins -plugin-path /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/local/lib/swift/host/plugins -parse-as-library -o /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Parsey.build/Debug-iphoneos/Parsey-t.build/Objects-normal/arm64/Parser.o -index-unit-output-path /Parsey.build/Debug-iphoneos/Parsey-t.build/Objects-normal/arm64/Parser.o -index-store-path /Users/admin/builder/spi-builder-workspace/.derivedData/Index.noindex/DataStore -index-system-modules
Command SwiftCompile failed with a nonzero exit code
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/Parsey/Parser.swift (in target 'Parsey' from project 'Parsey')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    builtin-SwiftPerFileCompile Parser.swift
/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Parsey.build/Debug-iphoneos/Parsey-t.build/Objects-normal/arm64/Parser.dia:1:1: warning: Could not read serialized diagnostics file: Error Domain=NSCocoaErrorDomain Code=260 "The file “Parser.dia” couldn’t be opened because there is no such file." UserInfo={NSFilePath=/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Parsey.build/Debug-iphoneos/Parsey-t.build/Objects-normal/arm64/Parser.dia, NSURL=file:///Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Parsey.build/Debug-iphoneos/Parsey-t.build/Objects-normal/arm64/Parser.dia, NSUnderlyingError=0x85d198e10 {Error Domain=NSPOSIXErrorDomain Code=2 "No such file or directory"}} (in target 'Parsey' from project 'Parsey')
SwiftCompile normal arm64 Compiling\ Set.swift /Users/admin/builder/spi-builder-workspace/Sources/Parsey/Set.swift (in target 'Parsey' from project 'Parsey')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/Parsey/Set.swift (in target 'Parsey' from project 'Parsey')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    builtin-SwiftPerFileCompile Set.swift
SwiftCompile normal arm64 Compiling\ Reducible.swift /Users/admin/builder/spi-builder-workspace/Sources/Parsey/Reducible.swift (in target 'Parsey' from project 'Parsey')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/Parsey/Reducible.swift (in target 'Parsey' from project 'Parsey')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    builtin-SwiftPerFileCompile Reducible.swift
/Users/admin/builder/spi-builder-workspace/Sources/Parsey/Reducible.swift:15:5: warning: 'public' modifier is redundant for instance method declared in a public extension
13 |
14 | public extension Reducible {
15 |     public func mapReduce<Result: Associable>(_ transform: (Element) -> Result) -> Result {
   |     `- warning: 'public' modifier is redundant for instance method declared in a public extension
16 |         return reduce(Result.identity) { $0 + transform($1) }
17 |     }
SwiftEmitModule normal arm64 Emitting\ module\ for\ Parsey (in target 'Parsey' from project 'Parsey')
/Users/admin/builder/spi-builder-workspace/Sources/Parsey/Collection.swift:15:5: warning: 'public' modifier is redundant for initializer declared in a public extension
13 | #if swift(>=4.0)
14 | public extension SingletonCollection where Self : ExpressibleByArrayLiteral, Self.ArrayLiteralElement == Element {
15 |     public init(singleton: Element) {
   |     `- warning: 'public' modifier is redundant for initializer declared in a public extension
16 |         self = [singleton]
17 |     }
/Users/admin/builder/spi-builder-workspace/Sources/Parsey/Collection.swift:29:18: warning: 'CharacterView' is deprecated: Please use String directly [#DeprecatedDeclaration]
27 | }
28 |
29 | extension String.CharacterView : SingletonCollection {
   |                  `- warning: 'CharacterView' is deprecated: Please use String directly [#DeprecatedDeclaration]
30 |
31 |     public init(singleton: Character) {
/Users/admin/builder/spi-builder-workspace/Sources/Parsey/Operators.swift:80:5: warning: 'public' modifier is redundant for operator function declared in a public extension
 78 | public extension FloatingPoint {
 79 |
 80 |     public static prefix func /(rhs: Self) -> (Self) -> Self {
    |     `- warning: 'public' modifier is redundant for operator function declared in a public extension
 81 |         return { $0 / rhs }
 82 |     }
/Users/admin/builder/spi-builder-workspace/Sources/Parsey/Operators.swift:84:5: warning: 'public' modifier is redundant for operator function declared in a public extension
 82 |     }
 83 |
 84 |     public static postfix func /(lhs: Self) -> (Self) -> Self {
    |     `- warning: 'public' modifier is redundant for operator function declared in a public extension
 85 |         return { lhs / $0 }
 86 |     }
/Users/admin/builder/spi-builder-workspace/Sources/Parsey/Operators.swift:92:5: warning: 'public' modifier is redundant for operator function declared in a public extension
 90 | public extension Comparable {
 91 |
 92 |     public static prefix func ==(rhs: Self) -> (Self) -> Bool {
    |     `- warning: 'public' modifier is redundant for operator function declared in a public extension
 93 |         return { $0 == rhs }
 94 |     }
/Users/admin/builder/spi-builder-workspace/Sources/Parsey/Operators.swift:96:5: warning: 'public' modifier is redundant for operator function declared in a public extension
 94 |     }
 95 |
 96 |     public static prefix func !=(rhs: Self) -> (Self) -> Bool {
    |     `- warning: 'public' modifier is redundant for operator function declared in a public extension
 97 |         return { $0 != rhs }
 98 |     }
/Users/admin/builder/spi-builder-workspace/Sources/Parsey/Reducible.swift:15:5: warning: 'public' modifier is redundant for instance method declared in a public extension
13 |
14 | public extension Reducible {
15 |     public func mapReduce<Result: Associable>(_ transform: (Element) -> Result) -> Result {
   |     `- warning: 'public' modifier is redundant for instance method declared in a public extension
16 |         return reduce(Result.identity) { $0 + transform($1) }
17 |     }
Abort: function useConformance at SILGenLazyConformance.cpp:57
Found an invalid conformance in SILGen. This may indicate a problem in Sema or the ClangImporter.
Please submit a bug report (https://swift.org/contributing/#reporting-bugs) and include the crash backtrace.
Stack dump:
0.	Program arguments: /Applications/Xcode-27.0.0-Release.Candidate.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/Parsey/Array.swift /Users/admin/builder/spi-builder-workspace/Sources/Parsey/Associable.swift /Users/admin/builder/spi-builder-workspace/Sources/Parsey/Collection.swift /Users/admin/builder/spi-builder-workspace/Sources/Parsey/Combinators.swift /Users/admin/builder/spi-builder-workspace/Sources/Parsey/Error.swift /Users/admin/builder/spi-builder-workspace/Sources/Parsey/Function.swift /Users/admin/builder/spi-builder-workspace/Sources/Parsey/Lexer.swift /Users/admin/builder/spi-builder-workspace/Sources/Parsey/Location.swift /Users/admin/builder/spi-builder-workspace/Sources/Parsey/Mappable.swift /Users/admin/builder/spi-builder-workspace/Sources/Parsey/Numeric.swift /Users/admin/builder/spi-builder-workspace/Sources/Parsey/Operators.swift /Users/admin/builder/spi-builder-workspace/Sources/Parsey/Optional.swift /Users/admin/builder/spi-builder-workspace/Sources/Parsey/Parser.swift /Users/admin/builder/spi-builder-workspace/Sources/Parsey/Reducible.swift /Users/admin/builder/spi-builder-workspace/Sources/Parsey/Sequence.swift /Users/admin/builder/spi-builder-workspace/Sources/Parsey/Set.swift -target arm64-apple-ios15.0 -Xllvm -aarch64-use-tbi -enable-objc-interop -stack-check -sdk /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS27.0.sdk -I /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-iphoneos -Isystem /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/usr/lib -F /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-iphoneos -F /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/Library/Frameworks -F /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS27.0.sdk/Developer/Library/Frameworks -module-cache-path /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex -no-color-diagnostics -Xcc -fno-color-diagnostics -enable-testing -g -debug-info-format=dwarf -dwarf-version=4 -profile-generate -profile-coverage-mapping -swift-version 4 -Onone -D SWIFT_PACKAGE -D DEBUG -D SWIFT_MODULE_RESOURCE_BUNDLE_UNAVAILABLE -D Xcode -serialize-debugging-options -enable-experimental-feature DebugDescriptionMacro -empty-abi-descriptor -plugin-path /Applications/Xcode-27.0.0-Release.Candidate.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 -D_LIBCPP_HARDENING_MODE=_LIBCPP_HARDENING_MODE_DEBUG -Xcc -ivfsstatcache -Xcc /Users/admin/builder/spi-builder-workspace/.derivedData/SDKStatCaches.noindex/iphoneos27.0-24A430-e829b21a6f8c9b70876ba0858053c04440ceaa042ed91876912b2eeea4e3aa14.sdkstatcache -Xcc -fmodules-prune-interval=86400 -Xcc -fmodules-prune-after=345600 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-iphoneos/include -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Parsey.build/Debug-iphoneos/Parsey-t.build/DerivedSources-normal/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Parsey.build/Debug-iphoneos/Parsey-t.build/DerivedSources/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Parsey.build/Debug-iphoneos/Parsey-t.build/DerivedSources -Xcc -DSWIFT_PACKAGE -Xcc -DDEBUG=1 -no-auto-bridging-header-chaining -module-name Parsey -const-gather-protocols-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Parsey.build/Debug-iphoneos/Parsey-t.build/Objects-normal/arm64/Parsey_const_extract_protocols.json -disable-clang-spi -target-sdk-version 27.0 -target-sdk-name iphoneos27.0 -external-plugin-path /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/usr/lib/swift/host/plugins#/Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/usr/bin/swift-plugin-server -external-plugin-path /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/usr/local/lib/swift/host/plugins#/Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/usr/bin/swift-plugin-server -in-process-plugin-server-path /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift/host/libSwiftInProcPluginServer.dylib -plugin-path /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift/host/plugins -plugin-path /Applications/Xcode-27.0.0-Release.Candidate.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/Parsey.build/Debug-iphoneos/Parsey-t.build/Objects-normal/arm64/Parsey.swiftdoc -emit-module-source-info-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Parsey.build/Debug-iphoneos/Parsey-t.build/Objects-normal/arm64/Parsey.swiftsourceinfo -emit-objc-header-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Parsey.build/Debug-iphoneos/Parsey-t.build/Objects-normal/arm64/Parsey-Swift.h -serialize-diagnostics-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Parsey.build/Debug-iphoneos/Parsey-t.build/Objects-normal/arm64/Parsey-primary-emit-module.dia -emit-dependencies-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Parsey.build/Debug-iphoneos/Parsey-t.build/Objects-normal/arm64/Parsey-primary-emit-module.d -parse-as-library -o /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Parsey.build/Debug-iphoneos/Parsey-t.build/Objects-normal/arm64/Parsey.swiftmodule -emit-abi-descriptor-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Parsey.build/Debug-iphoneos/Parsey-t.build/Objects-normal/arm64/Parsey.abi.json
1.	Apple Swift version 6.4 (swiftlang-6.4.0.34.1 clang-2100.3.34.1)
2.	Compiling with effective version 4.1.50
3.	While evaluating request ASTLoweringRequest(Lowering AST to SIL for module Parsey)
4.	While silgen visitDecl extension of ParserInput (at /Users/admin/builder/spi-builder-workspace/Sources/Parsey/Parser.swift:76:1)
5.	While generating SIL witness table protocol conformance ParserInput: Sequence at extension of ParserInput (at /Users/admin/builder/spi-builder-workspace/Sources/Parsey/Parser.swift:76:1)
6.	Abort: function useConformance at SILGenLazyConformance.cpp:57
| 	Found an invalid conformance in SILGen. This may indicate a problem in Sema or the ClangImporter.
Stack dump without symbol names (ensure you have llvm-symbolizer in your PATH or set the environment var `LLVM_SYMBOLIZER_PATH` to point to it):
0  swift-frontend           0x00000001094e3bd0 llvm::sys::PrintStackTrace(llvm::raw_ostream&, int) + 56
1  swift-frontend           0x00000001094e1358 llvm::sys::RunSignalHandlers() + 172
2  swift-frontend           0x00000001094e41c8 SignalHandler(int, __siginfo*, void*) + 360
3  libsystem_platform.dylib 0x0000000181f39744 _sigtramp + 56
4  libsystem_pthread.dylib  0x0000000181f2f8d8 pthread_kill + 296
5  libsystem_c.dylib        0x0000000181e35978 abort + 148
6  swift-frontend           0x0000000104c92bc4 _ABORT(char const*, int, char const*, llvm::function_ref<void (llvm::raw_ostream&)>) + 0
7  swift-frontend           0x0000000104c92c98 _ABORT(char const*, int, char const*, llvm::StringRef) + 0
8  swift-frontend           0x0000000103bed7cc swift::Lowering::SILGenModule::useConformance(swift::SILInstruction*, swift::ProtocolConformanceRef) + 272
9  swift-frontend           0x0000000103c84958 swift::SILWitnessVisitor<(anonymous namespace)::SILGenConformance>::visitProtocolDecl(swift::ProtocolDecl*) + 392
10 swift-frontend           0x0000000103c7fd2c swift::Lowering::SILGenModule::getWitnessTable(swift::RootProtocolConformance*) + 560
11 swift-frontend           0x0000000103c8479c SILGenExtension::emitExtension(swift::ExtensionDecl*) + 624
12 swift-frontend           0x0000000103b10028 swift::ASTVisitor<swift::Lowering::SILGenModule, void, void, void, void, void, void>::visit(swift::Decl*) + 308
13 swift-frontend           0x0000000103b168ec swift::ASTLoweringRequest::evaluate(swift::Evaluator&, swift::ASTLoweringDescriptor) const + 2492
14 swift-frontend           0x0000000103c6ade0 swift::SimpleRequest<swift::ASTLoweringRequest, std::__1::unique_ptr<swift::SILModule, std::__1::default_delete<swift::SILModule>> (swift::ASTLoweringDescriptor), (swift::RequestFlags)17>::evaluateRequest(swift::ASTLoweringRequest const&, swift::Evaluator&) + 208
15 swift-frontend           0x0000000103b1b240 swift::ASTLoweringRequest::OutputType swift::Evaluator::getResultUncached<swift::ASTLoweringRequest, swift::ASTLoweringRequest::OutputType swift::evaluateOrFatal<swift::ASTLoweringRequest>(swift::Evaluator&, swift::ASTLoweringRequest)::'lambda'()>(swift::ASTLoweringRequest const&, swift::ASTLoweringRequest::OutputType swift::evaluateOrFatal<swift::ASTLoweringRequest>(swift::Evaluator&, swift::ASTLoweringRequest)::'lambda'()) + 552
16 swift-frontend           0x0000000102ff3d74 swift::performCompileStepsPostSema(swift::CompilerInstance&, int&, swift::FrontendObserver*, llvm::ArrayRef<char const*>) + 3852
17 swift-frontend           0x0000000102ff8c0c performCompile(swift::CompilerInstance&, int&, swift::FrontendObserver*, llvm::ArrayRef<char const*>) + 1312
18 swift-frontend           0x0000000102ff5dc4 swift::performFrontend(llvm::ArrayRef<char const*>, char const*, void*, swift::FrontendObserver*) + 3776
19 swift-frontend           0x0000000102f75008 swift::mainEntry(int, char const**) + 5600
20 dyld                     0x0000000181b644e4 start + 6992
Failed frontend command:
SwiftCompile normal arm64 (in target 'Parsey' from project 'Parsey')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Parsey.build/Debug-iphoneos/Parsey-t.build/Objects-normal/arm64/Parsey-primary-emit-module.dia:1:1: warning: Could not read serialized diagnostics file: Error Domain=NSCocoaErrorDomain Code=260 "The file “Parsey-primary-emit-module.dia” couldn’t be opened because there is no such file." UserInfo={NSFilePath=/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Parsey.build/Debug-iphoneos/Parsey-t.build/Objects-normal/arm64/Parsey-primary-emit-module.dia, NSURL=file:///Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Parsey.build/Debug-iphoneos/Parsey-t.build/Objects-normal/arm64/Parsey-primary-emit-module.dia, NSUnderlyingError=0x85d198e10 {Error Domain=NSPOSIXErrorDomain Code=2 "No such file or directory"}} (in target 'Parsey' from project 'Parsey')
/Applications/Xcode-27.0.0-Release.Candidate.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/Parsey/Array.swift /Users/admin/builder/spi-builder-workspace/Sources/Parsey/Associable.swift /Users/admin/builder/spi-builder-workspace/Sources/Parsey/Collection.swift /Users/admin/builder/spi-builder-workspace/Sources/Parsey/Combinators.swift /Users/admin/builder/spi-builder-workspace/Sources/Parsey/Error.swift /Users/admin/builder/spi-builder-workspace/Sources/Parsey/Function.swift /Users/admin/builder/spi-builder-workspace/Sources/Parsey/Lexer.swift /Users/admin/builder/spi-builder-workspace/Sources/Parsey/Location.swift /Users/admin/builder/spi-builder-workspace/Sources/Parsey/Mappable.swift /Users/admin/builder/spi-builder-workspace/Sources/Parsey/Numeric.swift /Users/admin/builder/spi-builder-workspace/Sources/Parsey/Operators.swift /Users/admin/builder/spi-builder-workspace/Sources/Parsey/Optional.swift /Users/admin/builder/spi-builder-workspace/Sources/Parsey/Parser.swift /Users/admin/builder/spi-builder-workspace/Sources/Parsey/Reducible.swift /Users/admin/builder/spi-builder-workspace/Sources/Parsey/Sequence.swift /Users/admin/builder/spi-builder-workspace/Sources/Parsey/Set.swift -target arm64-apple-ios15.0 -Xllvm -aarch64-use-tbi -enable-objc-interop -stack-check -sdk /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS27.0.sdk -I /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-iphoneos -Isystem /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/usr/lib -F /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-iphoneos -F /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/Library/Frameworks -F /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS27.0.sdk/Developer/Library/Frameworks -module-cache-path /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex -no-color-diagnostics -Xcc -fno-color-diagnostics -enable-testing -g -debug-info-format\=dwarf -dwarf-version\=4 -profile-generate -profile-coverage-mapping -swift-version 4 -Onone -D SWIFT_PACKAGE -D DEBUG -D SWIFT_MODULE_RESOURCE_BUNDLE_UNAVAILABLE -D Xcode -serialize-debugging-options -enable-experimental-feature DebugDescriptionMacro -empty-abi-descriptor -plugin-path /Applications/Xcode-27.0.0-Release.Candidate.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 -D_LIBCPP_HARDENING_MODE\=_LIBCPP_HARDENING_MODE_DEBUG -Xcc -ivfsstatcache -Xcc /Users/admin/builder/spi-builder-workspace/.derivedData/SDKStatCaches.noindex/iphoneos27.0-24A430-e829b21a6f8c9b70876ba0858053c04440ceaa042ed91876912b2eeea4e3aa14.sdkstatcache -Xcc -fmodules-prune-interval\=86400 -Xcc -fmodules-prune-after\=345600 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-iphoneos/include -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Parsey.build/Debug-iphoneos/Parsey-t.build/DerivedSources-normal/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Parsey.build/Debug-iphoneos/Parsey-t.build/DerivedSources/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Parsey.build/Debug-iphoneos/Parsey-t.build/DerivedSources -Xcc -DSWIFT_PACKAGE -Xcc -DDEBUG\=1 -no-auto-bridging-header-chaining -module-name Parsey -const-gather-protocols-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Parsey.build/Debug-iphoneos/Parsey-t.build/Objects-normal/arm64/Parsey_const_extract_protocols.json -disable-clang-spi -target-sdk-version 27.0 -target-sdk-name iphoneos27.0 -external-plugin-path /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/usr/lib/swift/host/plugins\#/Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/usr/bin/swift-plugin-server -external-plugin-path /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/usr/local/lib/swift/host/plugins\#/Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/usr/bin/swift-plugin-server -in-process-plugin-server-path /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift/host/libSwiftInProcPluginServer.dylib -plugin-path /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift/host/plugins -plugin-path /Applications/Xcode-27.0.0-Release.Candidate.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/Parsey.build/Debug-iphoneos/Parsey-t.build/Objects-normal/arm64/Parsey.swiftdoc -emit-module-source-info-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Parsey.build/Debug-iphoneos/Parsey-t.build/Objects-normal/arm64/Parsey.swiftsourceinfo -emit-objc-header-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Parsey.build/Debug-iphoneos/Parsey-t.build/Objects-normal/arm64/Parsey-Swift.h -serialize-diagnostics-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Parsey.build/Debug-iphoneos/Parsey-t.build/Objects-normal/arm64/Parsey-primary-emit-module.dia -emit-dependencies-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Parsey.build/Debug-iphoneos/Parsey-t.build/Objects-normal/arm64/Parsey-primary-emit-module.d -parse-as-library -o /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Parsey.build/Debug-iphoneos/Parsey-t.build/Objects-normal/arm64/Parsey.swiftmodule -emit-abi-descriptor-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Parsey.build/Debug-iphoneos/Parsey-t.build/Objects-normal/arm64/Parsey.abi.json
Command SwiftEmitModule failed with a nonzero exit code
SwiftCompile normal arm64 Compiling\ Sequence.swift /Users/admin/builder/spi-builder-workspace/Sources/Parsey/Sequence.swift (in target 'Parsey' from project 'Parsey')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/Parsey/Sequence.swift (in target 'Parsey' from project 'Parsey')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    builtin-SwiftPerFileCompile Sequence.swift
PruneExplicitPrecompiledModules /Users/admin/builder/spi-builder-workspace/.derivedData/SDKExplicitPrecompiledModules
PruneExplicitPrecompiledModules /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ExplicitPrecompiledModules
PruneExplicitPrecompiledModules /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SwiftExplicitPrecompiledModules
2026-09-16 02:43:29.433 xcodebuild[682:4472] [MT] IDERunDestination: Supported platforms for the buildables in the current scheme is empty.
** BUILD FAILED **
The following build commands failed:
	SwiftCompile normal arm64 Compiling\ Parser.swift /Users/admin/builder/spi-builder-workspace/Sources/Parsey/Parser.swift (in target 'Parsey' from project 'Parsey')
	SwiftEmitModule normal arm64 Emitting\ module\ for\ Parsey (in target 'Parsey' from project 'Parsey')
	Building workspace Parsey with scheme Parsey
(3 failures)
BUILD FAILURE 6.4 iOS