Swift Package Index

Build Information

Failed to build Parsey, reference master (bcc927), with Swift 6.3 for tvOS using Xcode 26.4 on 10 Apr 2026 17:59:47 UTC.

Build Command

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

Build Log

========================================
RunAll
========================================
Builder version: 4.70.0
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:         tvOS
Swift version:             6.3
Building package at path:  $PWD
https://github.com/rxwei/parsey.git
Command line invocation:
    /Applications/Xcode-26.4.0.app/Contents/Developer/usr/bin/xcodebuild -IDEClonedSourcePackagesDirPathOverride=/Users/admin/builder/spi-builder-workspace/.dependencies -resolvePackageDependencies
Resolve Package Graph
Resolve Package Graph
Resolved source packages:
  Parsey: /Users/admin/builder/spi-builder-workspace
resolved source packages: Parsey
2026-04-10 13:59:29.939 xcodebuild[529:3063] [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" : "spi-builder-workspace",
    "schemes" : [
      "Parsey"
    ]
  }
}
2026-04-10 13:59:37.983 xcodebuild[631:3805] [MT] IDERunDestination: Supported platforms for the buildables in the current scheme is empty.
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-26.4.0.app xcrun xcodebuild -IDEClonedSourcePackagesDirPathOverride=$PWD/.dependencies -skipMacroValidation -skipPackagePluginValidation -derivedDataPath $PWD/.derivedData build -scheme Parsey -destination generic/platform=tvOS
Command line invocation:
    /Applications/Xcode-26.4.0.app/Contents/Developer/usr/bin/xcodebuild -IDEClonedSourcePackagesDirPathOverride=/Users/admin/builder/spi-builder-workspace/.dependencies -skipMacroValidation -skipPackagePluginValidation -derivedDataPath /Users/admin/builder/spi-builder-workspace/.derivedData build -scheme Parsey -destination generic/platform=tvOS
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' in project 'Parsey'
        ➜ Explicit dependency on target 'Parsey' in project 'Parsey'
    Target 'Parsey' in project 'Parsey' (no dependencies)
GatherProvisioningInputs
CreateBuildDescription
ExecuteExternalTool /Applications/Xcode-26.4.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang -v -E -dM -isysroot /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/AppleTVOS.platform/Developer/SDKs/AppleTVOS26.4.sdk -x c -c /dev/null
ExecuteExternalTool /Applications/Xcode-26.4.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/swiftc --version
ExecuteExternalTool /Applications/Xcode-26.4.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/ld -version_details
Build description signature: fd874834d7cf73ae448f4b9a913dc8c9
Build description path: /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/XCBuildData/fd874834d7cf73ae448f4b9a913dc8c9.xcbuilddata
CreateBuildDirectory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    builtin-create-build-directory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products
CreateBuildDirectory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    builtin-create-build-directory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex
ClangStatCache /Applications/Xcode-26.4.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang-stat-cache /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/AppleTVOS.platform/Developer/SDKs/AppleTVOS26.4.sdk /Users/admin/builder/spi-builder-workspace/.derivedData/SDKStatCaches.noindex/appletvos26.4-23L236-688ef53f1462e2c8f657fdc38a81448fe9417fc108aa677fd4261ecaa021a5e7.sdkstatcache
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    /Applications/Xcode-26.4.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang-stat-cache /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/AppleTVOS.platform/Developer/SDKs/AppleTVOS26.4.sdk -o /Users/admin/builder/spi-builder-workspace/.derivedData/SDKStatCaches.noindex/appletvos26.4-23L236-688ef53f1462e2c8f657fdc38a81448fe9417fc108aa677fd4261ecaa021a5e7.sdkstatcache
CreateBuildDirectory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-appletvos
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    builtin-create-build-directory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-appletvos
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/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/EagerLinkingTBDs/Debug-appletvos
    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-appletvos
CreateBuildDirectory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-appletvos/PackageFrameworks
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    builtin-create-build-directory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-appletvos/PackageFrameworks
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Parsey.build/Debug-appletvos/Parsey.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-appletvos/Parsey.build/Parsey.DependencyStaticMetadataFileList
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Parsey.build/Debug-appletvos/Parsey.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-appletvos/Parsey.build/Parsey.modulemap
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Parsey.build/Debug-appletvos/Parsey.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-appletvos/Parsey.build/Parsey.DependencyMetadataFileList
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Parsey.build/Debug-appletvos/Parsey.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-appletvos/Parsey.build/Objects-normal/arm64/Parsey.SwiftFileList
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Parsey.build/Debug-appletvos/Parsey.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-appletvos/Parsey.build/Objects-normal/arm64/Parsey_const_extract_protocols.json
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Parsey.build/Debug-appletvos/Parsey.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-appletvos/Parsey.build/Objects-normal/arm64/Parsey-OutputFileMap.json
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Parsey.build/Debug-appletvos/Parsey.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-appletvos/Parsey.build/Objects-normal/arm64/Parsey.SwiftConstValuesFileList
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Parsey.build/Debug-appletvos/Parsey.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-appletvos/Parsey.build/Objects-normal/arm64/Parsey.LinkFileList
Copy /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/GeneratedModuleMaps-appletvos/Parsey.modulemap /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Parsey.build/Debug-appletvos/Parsey.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-appletvos/Parsey.build/Parsey.modulemap /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/GeneratedModuleMaps-appletvos
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-26.4.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/swiftc -module-name Parsey -Onone @/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Parsey.build/Debug-appletvos/Parsey.build/Objects-normal/arm64/Parsey.SwiftFileList -DSWIFT_PACKAGE -DDEBUG -DSWIFT_MODULE_RESOURCE_BUNDLE_UNAVAILABLE -DXcode -plugin-path /Applications/Xcode-26.4.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift/host/plugins/testing -enable-experimental-feature DebugDescriptionMacro -sdk /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/AppleTVOS.platform/Developer/SDKs/AppleTVOS26.4.sdk -target arm64-apple-tvos12.0 -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-appletvos -Isystem /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/AppleTVOS.platform/Developer/usr/lib -F /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-appletvos -F /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/AppleTVOS.platform/Developer/Library/Frameworks -F /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/AppleTVOS.platform/Developer/SDKs/AppleTVOS26.4.sdk/Developer/Library/Frameworks -c -j10 -enable-batch-mode -incremental -Xcc -ivfsstatcache -Xcc /Users/admin/builder/spi-builder-workspace/.derivedData/SDKStatCaches.noindex/appletvos26.4-23L236-688ef53f1462e2c8f657fdc38a81448fe9417fc108aa677fd4261ecaa021a5e7.sdkstatcache -output-file-map /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Parsey.build/Debug-appletvos/Parsey.build/Objects-normal/arm64/Parsey-OutputFileMap.json -use-frontend-parseable-output -save-temps -no-color-diagnostics -serialize-diagnostics -emit-dependencies -emit-module -emit-module-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Parsey.build/Debug-appletvos/Parsey.build/Objects-normal/arm64/Parsey.swiftmodule -validate-clang-modules-once -clang-build-session-file /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/Session.modulevalidation -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Parsey.build/Debug-appletvos/Parsey.build/swift-overrides.hmap -emit-const-values -Xfrontend -const-gather-protocols-file -Xfrontend /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Parsey.build/Debug-appletvos/Parsey.build/Objects-normal/arm64/Parsey_const_extract_protocols.json -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-appletvos/include -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Parsey.build/Debug-appletvos/Parsey.build/DerivedSources-normal/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Parsey.build/Debug-appletvos/Parsey.build/DerivedSources/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Parsey.build/Debug-appletvos/Parsey.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-appletvos/Parsey.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\ 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

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

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

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

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

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

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

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

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')
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

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

SwiftCompile normal arm64 Compiling\ Parser.swift /Users/admin/builder/spi-builder-workspace/Sources/Parsey/Parser.swift (in target 'Parsey' from project 'Parsey')
Please submit a bug report (https://swift.org/contributing/#reporting-bugs) and include the crash backtrace.
Stack dump:
0.	Program arguments: /Applications/Xcode-26.4.0.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-appletvos/Parsey.build/Objects-normal/arm64/Parser.d -emit-const-values-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Parsey.build/Debug-appletvos/Parsey.build/Objects-normal/arm64/Parser.swiftconstvalues -emit-reference-dependencies-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Parsey.build/Debug-appletvos/Parsey.build/Objects-normal/arm64/Parser.swiftdeps -serialize-diagnostics-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Parsey.build/Debug-appletvos/Parsey.build/Objects-normal/arm64/Parser.dia -target arm64-apple-tvos12.0 -Xllvm -aarch64-use-tbi -enable-objc-interop -sdk /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/AppleTVOS.platform/Developer/SDKs/AppleTVOS26.4.sdk -I /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-appletvos -Isystem /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/AppleTVOS.platform/Developer/usr/lib -F /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-appletvos -F /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/AppleTVOS.platform/Developer/Library/Frameworks -F /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/AppleTVOS.platform/Developer/SDKs/AppleTVOS26.4.sdk/Developer/Library/Frameworks -no-color-diagnostics -Xcc -fno-color-diagnostics -enable-testing -g -debug-info-format=dwarf -dwarf-version=4 -module-cache-path /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex -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 -const-gather-protocols-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Parsey.build/Debug-appletvos/Parsey.build/Objects-normal/arm64/Parsey_const_extract_protocols.json -enable-experimental-feature DebugDescriptionMacro -empty-abi-descriptor -plugin-path /Applications/Xcode-26.4.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift/host/plugins/testing -validate-clang-modules-once -clang-build-session-file /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/Session.modulevalidation -Xcc -working-directory -Xcc /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode -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/appletvos26.4-23L236-688ef53f1462e2c8f657fdc38a81448fe9417fc108aa677fd4261ecaa021a5e7.sdkstatcache -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Parsey.build/Debug-appletvos/Parsey.build/swift-overrides.hmap -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-appletvos/include -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Parsey.build/Debug-appletvos/Parsey.build/DerivedSources-normal/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Parsey.build/Debug-appletvos/Parsey.build/DerivedSources/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Parsey.build/Debug-appletvos/Parsey.build/DerivedSources -Xcc -DSWIFT_PACKAGE -Xcc -DDEBUG=1 -no-auto-bridging-header-chaining -module-name Parsey -frontend-parseable-output -disable-clang-spi -target-sdk-version 26.4 -target-sdk-name appletvos26.4 -external-plugin-path /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/AppleTVOS.platform/Developer/usr/lib/swift/host/plugins#/Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/AppleTVOS.platform/Developer/usr/bin/swift-plugin-server -external-plugin-path /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/AppleTVOS.platform/Developer/usr/local/lib/swift/host/plugins#/Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/AppleTVOS.platform/Developer/usr/bin/swift-plugin-server -in-process-plugin-server-path /Applications/Xcode-26.4.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift/host/libSwiftInProcPluginServer.dylib -plugin-path /Applications/Xcode-26.4.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift/host/plugins -plugin-path /Applications/Xcode-26.4.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/local/lib/swift/host/plugins -o /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Parsey.build/Debug-appletvos/Parsey.build/Objects-normal/arm64/Parser.o -index-unit-output-path /Parsey.build/Debug-appletvos/Parsey.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 6.3 (swiftlang-6.3.0.123.5 clang-2100.0.123.102)
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 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)
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           0x000000010ae39cb8 llvm::sys::PrintStackTrace(llvm::raw_ostream&, int) + 56
1  swift-frontend           0x000000010ae37158 llvm::sys::RunSignalHandlers() + 172
2  swift-frontend           0x000000010ae3a2a8 SignalHandler(int, __siginfo*, void*) + 356
3  libsystem_platform.dylib 0x000000018ed917a4 _sigtramp + 56
4  libsystem_pthread.dylib  0x000000018ed878d8 pthread_kill + 296
5  libsystem_c.dylib        0x000000018ec8e790 abort + 148
6  swift-frontend           0x0000000104db9590 swift::DiagnosticHelper::~DiagnosticHelper() + 0
7  swift-frontend           0x000000010ada5dcc llvm::report_fatal_error(llvm::Twine const&, bool) + 292
8  swift-frontend           0x000000010ada5ca8 llvm::report_fatal_error(llvm::Twine const&, bool) + 0
9  swift-frontend           0x00000001055674f8 swift::Lowering::SILGenModule::useConformance(swift::ProtocolConformanceRef) + 1000
10 swift-frontend           0x00000001055fc670 swift::SILWitnessVisitor<(anonymous namespace)::SILGenConformance>::visitProtocolDecl(swift::ProtocolDecl*) + 112
11 swift-frontend           0x00000001055f8054 swift::Lowering::SILGenModule::getWitnessTable(swift::NormalProtocolConformance*) + 472
12 swift-frontend           0x00000001055fc5cc SILGenExtension::emitExtension(swift::ExtensionDecl*) + 720
13 swift-frontend           0x000000010549712c swift::ASTVisitor<swift::Lowering::SILGenModule, void, void, void, void, void, void>::visit(swift::Decl*) + 308
14 swift-frontend           0x000000010549d7b0 swift::ASTLoweringRequest::evaluate(swift::Evaluator&, swift::ASTLoweringDescriptor) const + 2348
15 swift-frontend           0x00000001055e213c 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
16 swift-frontend           0x00000001054a1f0c 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'()) + 548
17 swift-frontend           0x00000001049ba9e4 swift::performCompileStepsPostSema(swift::CompilerInstance&, int&, swift::FrontendObserver*, llvm::ArrayRef<char const*>) + 980
18 swift-frontend           0x00000001049c03c4 performCompile(swift::CompilerInstance&, int&, swift::FrontendObserver*, llvm::ArrayRef<char const*>) + 1740
19 swift-frontend           0x00000001049bd12c swift::performFrontend(llvm::ArrayRef<char const*>, char const*, void*, swift::FrontendObserver*) + 3308
20 swift-frontend           0x000000010493cd38 swift::mainEntry(int, char const**) + 5224
21 dyld                     0x000000018e9cbda4 start + 6992
Failed frontend command:
/Applications/Xcode-26.4.0.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-appletvos/Parsey.build/Objects-normal/arm64/Parser.d -emit-const-values-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Parsey.build/Debug-appletvos/Parsey.build/Objects-normal/arm64/Parser.swiftconstvalues -emit-reference-dependencies-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Parsey.build/Debug-appletvos/Parsey.build/Objects-normal/arm64/Parser.swiftdeps -serialize-diagnostics-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Parsey.build/Debug-appletvos/Parsey.build/Objects-normal/arm64/Parser.dia -target arm64-apple-tvos12.0 -Xllvm -aarch64-use-tbi -enable-objc-interop -sdk /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/AppleTVOS.platform/Developer/SDKs/AppleTVOS26.4.sdk -I /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-appletvos -Isystem /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/AppleTVOS.platform/Developer/usr/lib -F /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-appletvos -F /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/AppleTVOS.platform/Developer/Library/Frameworks -F /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/AppleTVOS.platform/Developer/SDKs/AppleTVOS26.4.sdk/Developer/Library/Frameworks -no-color-diagnostics -Xcc -fno-color-diagnostics -enable-testing -g -debug-info-format\=dwarf -dwarf-version\=4 -module-cache-path /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex -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 -const-gather-protocols-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Parsey.build/Debug-appletvos/Parsey.build/Objects-normal/arm64/Parsey_const_extract_protocols.json -enable-experimental-feature DebugDescriptionMacro -empty-abi-descriptor -plugin-path /Applications/Xcode-26.4.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift/host/plugins/testing -validate-clang-modules-once -clang-build-session-file /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/Session.modulevalidation -Xcc -working-directory -Xcc /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode -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/appletvos26.4-23L236-688ef53f1462e2c8f657fdc38a81448fe9417fc108aa677fd4261ecaa021a5e7.sdkstatcache -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Parsey.build/Debug-appletvos/Parsey.build/swift-overrides.hmap -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-appletvos/include -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Parsey.build/Debug-appletvos/Parsey.build/DerivedSources-normal/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Parsey.build/Debug-appletvos/Parsey.build/DerivedSources/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Parsey.build/Debug-appletvos/Parsey.build/DerivedSources -Xcc -DSWIFT_PACKAGE -Xcc -DDEBUG\=1 -no-auto-bridging-header-chaining -module-name Parsey -frontend-parseable-output -disable-clang-spi -target-sdk-version 26.4 -target-sdk-name appletvos26.4 -external-plugin-path /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/AppleTVOS.platform/Developer/usr/lib/swift/host/plugins\#/Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/AppleTVOS.platform/Developer/usr/bin/swift-plugin-server -external-plugin-path /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/AppleTVOS.platform/Developer/usr/local/lib/swift/host/plugins\#/Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/AppleTVOS.platform/Developer/usr/bin/swift-plugin-server -in-process-plugin-server-path /Applications/Xcode-26.4.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift/host/libSwiftInProcPluginServer.dylib -plugin-path /Applications/Xcode-26.4.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift/host/plugins -plugin-path /Applications/Xcode-26.4.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/local/lib/swift/host/plugins -o /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Parsey.build/Debug-appletvos/Parsey.build/Objects-normal/arm64/Parser.o -index-unit-output-path /Parsey.build/Debug-appletvos/Parsey.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

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

SwiftEmitModule normal arm64 Emitting\ module\ for\ Parsey (in target 'Parsey' from project 'Parsey')
EmitSwiftModule normal arm64 (in target 'Parsey' from project 'Parsey')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

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

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

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')
2026-04-10 13:59:39.451 xcodebuild[638:3865] [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 spi-builder-workspace with scheme Parsey
(2 failures)
Command line invocation:
    /Applications/Xcode-26.4.0.app/Contents/Developer/usr/bin/xcodebuild -IDEClonedSourcePackagesDirPathOverride=/Users/admin/builder/spi-builder-workspace/.dependencies -resolvePackageDependencies
Resolve Package Graph
Resolved source packages:
  Parsey: /Users/admin/builder/spi-builder-workspace
resolved source packages: Parsey
2026-04-10 13:59:44.403 xcodebuild[665:4053] [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" : "spi-builder-workspace",
    "schemes" : [
      "Parsey"
    ]
  }
}
2026-04-10 13:59:45.709 xcodebuild[675:4164] [MT] IDERunDestination: Supported platforms for the buildables in the current scheme is empty.
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-26.4.0.app xcrun xcodebuild -IDEClonedSourcePackagesDirPathOverride=$PWD/.dependencies -skipMacroValidation -skipPackagePluginValidation -derivedDataPath $PWD/.derivedData build -scheme Parsey -destination generic/platform=tvOS
Command line invocation:
    /Applications/Xcode-26.4.0.app/Contents/Developer/usr/bin/xcodebuild -IDEClonedSourcePackagesDirPathOverride=/Users/admin/builder/spi-builder-workspace/.dependencies -skipMacroValidation -skipPackagePluginValidation -derivedDataPath /Users/admin/builder/spi-builder-workspace/.derivedData build -scheme Parsey -destination generic/platform=tvOS
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' in project 'Parsey'
        ➜ Explicit dependency on target 'Parsey' in project 'Parsey'
    Target 'Parsey' in project 'Parsey' (no dependencies)
GatherProvisioningInputs
CreateBuildDescription
ClangStatCache /Applications/Xcode-26.4.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang-stat-cache /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/AppleTVOS.platform/Developer/SDKs/AppleTVOS26.4.sdk /Users/admin/builder/spi-builder-workspace/.derivedData/SDKStatCaches.noindex/appletvos26.4-23L236-688ef53f1462e2c8f657fdc38a81448fe9417fc108aa677fd4261ecaa021a5e7.sdkstatcache
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    /Applications/Xcode-26.4.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang-stat-cache /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/AppleTVOS.platform/Developer/SDKs/AppleTVOS26.4.sdk -o /Users/admin/builder/spi-builder-workspace/.derivedData/SDKStatCaches.noindex/appletvos26.4-23L236-688ef53f1462e2c8f657fdc38a81448fe9417fc108aa677fd4261ecaa021a5e7.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-26.4.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/swiftc -module-name Parsey -Onone @/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Parsey.build/Debug-appletvos/Parsey.build/Objects-normal/arm64/Parsey.SwiftFileList -DSWIFT_PACKAGE -DDEBUG -DSWIFT_MODULE_RESOURCE_BUNDLE_UNAVAILABLE -DXcode -plugin-path /Applications/Xcode-26.4.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift/host/plugins/testing -enable-experimental-feature DebugDescriptionMacro -sdk /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/AppleTVOS.platform/Developer/SDKs/AppleTVOS26.4.sdk -target arm64-apple-tvos12.0 -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-appletvos -Isystem /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/AppleTVOS.platform/Developer/usr/lib -F /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-appletvos -F /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/AppleTVOS.platform/Developer/Library/Frameworks -F /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/AppleTVOS.platform/Developer/SDKs/AppleTVOS26.4.sdk/Developer/Library/Frameworks -c -j10 -enable-batch-mode -incremental -Xcc -ivfsstatcache -Xcc /Users/admin/builder/spi-builder-workspace/.derivedData/SDKStatCaches.noindex/appletvos26.4-23L236-688ef53f1462e2c8f657fdc38a81448fe9417fc108aa677fd4261ecaa021a5e7.sdkstatcache -output-file-map /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Parsey.build/Debug-appletvos/Parsey.build/Objects-normal/arm64/Parsey-OutputFileMap.json -use-frontend-parseable-output -save-temps -no-color-diagnostics -serialize-diagnostics -emit-dependencies -emit-module -emit-module-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Parsey.build/Debug-appletvos/Parsey.build/Objects-normal/arm64/Parsey.swiftmodule -validate-clang-modules-once -clang-build-session-file /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/Session.modulevalidation -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Parsey.build/Debug-appletvos/Parsey.build/swift-overrides.hmap -emit-const-values -Xfrontend -const-gather-protocols-file -Xfrontend /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Parsey.build/Debug-appletvos/Parsey.build/Objects-normal/arm64/Parsey_const_extract_protocols.json -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-appletvos/include -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Parsey.build/Debug-appletvos/Parsey.build/DerivedSources-normal/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Parsey.build/Debug-appletvos/Parsey.build/DerivedSources/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Parsey.build/Debug-appletvos/Parsey.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-appletvos/Parsey.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\ 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

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

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

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

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

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

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

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

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

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

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

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

SwiftCompile normal arm64 Compiling\ Parser.swift /Users/admin/builder/spi-builder-workspace/Sources/Parsey/Parser.swift (in target 'Parsey' from project 'Parsey')
Please submit a bug report (https://swift.org/contributing/#reporting-bugs) and include the crash backtrace.
Stack dump:
0.	Program arguments: /Applications/Xcode-26.4.0.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-appletvos/Parsey.build/Objects-normal/arm64/Parser.d -emit-const-values-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Parsey.build/Debug-appletvos/Parsey.build/Objects-normal/arm64/Parser.swiftconstvalues -emit-reference-dependencies-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Parsey.build/Debug-appletvos/Parsey.build/Objects-normal/arm64/Parser.swiftdeps -serialize-diagnostics-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Parsey.build/Debug-appletvos/Parsey.build/Objects-normal/arm64/Parser.dia -target arm64-apple-tvos12.0 -Xllvm -aarch64-use-tbi -enable-objc-interop -sdk /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/AppleTVOS.platform/Developer/SDKs/AppleTVOS26.4.sdk -I /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-appletvos -Isystem /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/AppleTVOS.platform/Developer/usr/lib -F /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-appletvos -F /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/AppleTVOS.platform/Developer/Library/Frameworks -F /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/AppleTVOS.platform/Developer/SDKs/AppleTVOS26.4.sdk/Developer/Library/Frameworks -no-color-diagnostics -Xcc -fno-color-diagnostics -enable-testing -g -debug-info-format=dwarf -dwarf-version=4 -module-cache-path /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex -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 -const-gather-protocols-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Parsey.build/Debug-appletvos/Parsey.build/Objects-normal/arm64/Parsey_const_extract_protocols.json -enable-experimental-feature DebugDescriptionMacro -empty-abi-descriptor -plugin-path /Applications/Xcode-26.4.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift/host/plugins/testing -validate-clang-modules-once -clang-build-session-file /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/Session.modulevalidation -Xcc -working-directory -Xcc /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode -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/appletvos26.4-23L236-688ef53f1462e2c8f657fdc38a81448fe9417fc108aa677fd4261ecaa021a5e7.sdkstatcache -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Parsey.build/Debug-appletvos/Parsey.build/swift-overrides.hmap -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-appletvos/include -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Parsey.build/Debug-appletvos/Parsey.build/DerivedSources-normal/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Parsey.build/Debug-appletvos/Parsey.build/DerivedSources/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Parsey.build/Debug-appletvos/Parsey.build/DerivedSources -Xcc -DSWIFT_PACKAGE -Xcc -DDEBUG=1 -no-auto-bridging-header-chaining -module-name Parsey -frontend-parseable-output -disable-clang-spi -target-sdk-version 26.4 -target-sdk-name appletvos26.4 -external-plugin-path /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/AppleTVOS.platform/Developer/usr/lib/swift/host/plugins#/Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/AppleTVOS.platform/Developer/usr/bin/swift-plugin-server -external-plugin-path /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/AppleTVOS.platform/Developer/usr/local/lib/swift/host/plugins#/Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/AppleTVOS.platform/Developer/usr/bin/swift-plugin-server -in-process-plugin-server-path /Applications/Xcode-26.4.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift/host/libSwiftInProcPluginServer.dylib -plugin-path /Applications/Xcode-26.4.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift/host/plugins -plugin-path /Applications/Xcode-26.4.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/local/lib/swift/host/plugins -o /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Parsey.build/Debug-appletvos/Parsey.build/Objects-normal/arm64/Parser.o -index-unit-output-path /Parsey.build/Debug-appletvos/Parsey.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 6.3 (swiftlang-6.3.0.123.5 clang-2100.0.123.102)
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 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)
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           0x000000010b0d9cb8 llvm::sys::PrintStackTrace(llvm::raw_ostream&, int) + 56
1  swift-frontend           0x000000010b0d7158 llvm::sys::RunSignalHandlers() + 172
2  swift-frontend           0x000000010b0da2a8 SignalHandler(int, __siginfo*, void*) + 356
3  libsystem_platform.dylib 0x000000018ed917a4 _sigtramp + 56
4  libsystem_pthread.dylib  0x000000018ed878d8 pthread_kill + 296
5  libsystem_c.dylib        0x000000018ec8e790 abort + 148
6  swift-frontend           0x0000000105059590 swift::DiagnosticHelper::~DiagnosticHelper() + 0
7  swift-frontend           0x000000010b045dcc llvm::report_fatal_error(llvm::Twine const&, bool) + 292
8  swift-frontend           0x000000010b045ca8 llvm::report_fatal_error(llvm::Twine const&, bool) + 0
9  swift-frontend           0x00000001058074f8 swift::Lowering::SILGenModule::useConformance(swift::ProtocolConformanceRef) + 1000
10 swift-frontend           0x000000010589c670 swift::SILWitnessVisitor<(anonymous namespace)::SILGenConformance>::visitProtocolDecl(swift::ProtocolDecl*) + 112
11 swift-frontend           0x0000000105898054 swift::Lowering::SILGenModule::getWitnessTable(swift::NormalProtocolConformance*) + 472
12 swift-frontend           0x000000010589c5cc SILGenExtension::emitExtension(swift::ExtensionDecl*) + 720
13 swift-frontend           0x000000010573712c swift::ASTVisitor<swift::Lowering::SILGenModule, void, void, void, void, void, void>::visit(swift::Decl*) + 308
14 swift-frontend           0x000000010573d7b0 swift::ASTLoweringRequest::evaluate(swift::Evaluator&, swift::ASTLoweringDescriptor) const + 2348
15 swift-frontend           0x000000010588213c 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
16 swift-frontend           0x0000000105741f0c 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'()) + 548
17 swift-frontend           0x0000000104c5a9e4 swift::performCompileStepsPostSema(swift::CompilerInstance&, int&, swift::FrontendObserver*, llvm::ArrayRef<char const*>) + 980
18 swift-frontend           0x0000000104c603c4 performCompile(swift::CompilerInstance&, int&, swift::FrontendObserver*, llvm::ArrayRef<char const*>) + 1740
19 swift-frontend           0x0000000104c5d12c swift::performFrontend(llvm::ArrayRef<char const*>, char const*, void*, swift::FrontendObserver*) + 3308
20 swift-frontend           0x0000000104bdcd38 swift::mainEntry(int, char const**) + 5224
21 dyld                     0x000000018e9cbda4 start + 6992
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

Failed frontend command:
/Applications/Xcode-26.4.0.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-appletvos/Parsey.build/Objects-normal/arm64/Parser.d -emit-const-values-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Parsey.build/Debug-appletvos/Parsey.build/Objects-normal/arm64/Parser.swiftconstvalues -emit-reference-dependencies-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Parsey.build/Debug-appletvos/Parsey.build/Objects-normal/arm64/Parser.swiftdeps -serialize-diagnostics-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Parsey.build/Debug-appletvos/Parsey.build/Objects-normal/arm64/Parser.dia -target arm64-apple-tvos12.0 -Xllvm -aarch64-use-tbi -enable-objc-interop -sdk /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/AppleTVOS.platform/Developer/SDKs/AppleTVOS26.4.sdk -I /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-appletvos -Isystem /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/AppleTVOS.platform/Developer/usr/lib -F /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-appletvos -F /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/AppleTVOS.platform/Developer/Library/Frameworks -F /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/AppleTVOS.platform/Developer/SDKs/AppleTVOS26.4.sdk/Developer/Library/Frameworks -no-color-diagnostics -Xcc -fno-color-diagnostics -enable-testing -g -debug-info-format\=dwarf -dwarf-version\=4 -module-cache-path /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex -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 -const-gather-protocols-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Parsey.build/Debug-appletvos/Parsey.build/Objects-normal/arm64/Parsey_const_extract_protocols.json -enable-experimental-feature DebugDescriptionMacro -empty-abi-descriptor -plugin-path /Applications/Xcode-26.4.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift/host/plugins/testing -validate-clang-modules-once -clang-build-session-file /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/Session.modulevalidation -Xcc -working-directory -Xcc /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode -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/appletvos26.4-23L236-688ef53f1462e2c8f657fdc38a81448fe9417fc108aa677fd4261ecaa021a5e7.sdkstatcache -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Parsey.build/Debug-appletvos/Parsey.build/swift-overrides.hmap -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-appletvos/include -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Parsey.build/Debug-appletvos/Parsey.build/DerivedSources-normal/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Parsey.build/Debug-appletvos/Parsey.build/DerivedSources/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Parsey.build/Debug-appletvos/Parsey.build/DerivedSources -Xcc -DSWIFT_PACKAGE -Xcc -DDEBUG\=1 -no-auto-bridging-header-chaining -module-name Parsey -frontend-parseable-output -disable-clang-spi -target-sdk-version 26.4 -target-sdk-name appletvos26.4 -external-plugin-path /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/AppleTVOS.platform/Developer/usr/lib/swift/host/plugins\#/Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/AppleTVOS.platform/Developer/usr/bin/swift-plugin-server -external-plugin-path /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/AppleTVOS.platform/Developer/usr/local/lib/swift/host/plugins\#/Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/AppleTVOS.platform/Developer/usr/bin/swift-plugin-server -in-process-plugin-server-path /Applications/Xcode-26.4.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift/host/libSwiftInProcPluginServer.dylib -plugin-path /Applications/Xcode-26.4.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift/host/plugins -plugin-path /Applications/Xcode-26.4.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/local/lib/swift/host/plugins -o /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Parsey.build/Debug-appletvos/Parsey.build/Objects-normal/arm64/Parser.o -index-unit-output-path /Parsey.build/Debug-appletvos/Parsey.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 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

SwiftEmitModule normal arm64 Emitting\ module\ for\ Parsey (in target 'Parsey' from project 'Parsey')
Please submit a bug report (https://swift.org/contributing/#reporting-bugs) and include the crash backtrace.
Stack dump:
0.	Program arguments: /Applications/Xcode-26.4.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/swift-frontend -frontend -emit-module -experimental-skip-non-inlinable-function-bodies-without-types /Users/admin/builder/spi-builder-workspace/Sources/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-tvos12.0 -Xllvm -aarch64-use-tbi -enable-objc-interop -sdk /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/AppleTVOS.platform/Developer/SDKs/AppleTVOS26.4.sdk -I /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-appletvos -Isystem /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/AppleTVOS.platform/Developer/usr/lib -F /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-appletvos -F /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/AppleTVOS.platform/Developer/Library/Frameworks -F /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/AppleTVOS.platform/Developer/SDKs/AppleTVOS26.4.sdk/Developer/Library/Frameworks -no-color-diagnostics -Xcc -fno-color-diagnostics -enable-testing -g -debug-info-format=dwarf -dwarf-version=4 -module-cache-path /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex -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 -const-gather-protocols-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Parsey.build/Debug-appletvos/Parsey.build/Objects-normal/arm64/Parsey_const_extract_protocols.json -enable-experimental-feature DebugDescriptionMacro -empty-abi-descriptor -plugin-path /Applications/Xcode-26.4.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift/host/plugins/testing -validate-clang-modules-once -clang-build-session-file /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/Session.modulevalidation -Xcc -working-directory -Xcc /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode -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/appletvos26.4-23L236-688ef53f1462e2c8f657fdc38a81448fe9417fc108aa677fd4261ecaa021a5e7.sdkstatcache -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Parsey.build/Debug-appletvos/Parsey.build/swift-overrides.hmap -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-appletvos/include -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Parsey.build/Debug-appletvos/Parsey.build/DerivedSources-normal/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Parsey.build/Debug-appletvos/Parsey.build/DerivedSources/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Parsey.build/Debug-appletvos/Parsey.build/DerivedSources -Xcc -DSWIFT_PACKAGE -Xcc -DDEBUG=1 -no-auto-bridging-header-chaining -module-name Parsey -frontend-parseable-output -disable-clang-spi -target-sdk-version 26.4 -target-sdk-name appletvos26.4 -external-plugin-path /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/AppleTVOS.platform/Developer/usr/lib/swift/host/plugins#/Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/AppleTVOS.platform/Developer/usr/bin/swift-plugin-server -external-plugin-path /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/AppleTVOS.platform/Developer/usr/local/lib/swift/host/plugins#/Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/AppleTVOS.platform/Developer/usr/bin/swift-plugin-server -in-process-plugin-server-path /Applications/Xcode-26.4.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift/host/libSwiftInProcPluginServer.dylib -plugin-path /Applications/Xcode-26.4.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift/host/plugins -plugin-path /Applications/Xcode-26.4.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/local/lib/swift/host/plugins -emit-module-doc-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Parsey.build/Debug-appletvos/Parsey.build/Objects-normal/arm64/Parsey.swiftdoc -emit-module-source-info-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Parsey.build/Debug-appletvos/Parsey.build/Objects-normal/arm64/Parsey.swiftsourceinfo -emit-objc-header-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Parsey.build/Debug-appletvos/Parsey.build/Objects-normal/arm64/Parsey-Swift.h -serialize-diagnostics-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Parsey.build/Debug-appletvos/Parsey.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-appletvos/Parsey.build/Objects-normal/arm64/Parsey-primary-emit-module.d -o /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Parsey.build/Debug-appletvos/Parsey.build/Objects-normal/arm64/Parsey.swiftmodule -emit-abi-descriptor-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Parsey.build/Debug-appletvos/Parsey.build/Objects-normal/arm64/Parsey.abi.json
1.	Apple Swift version 6.3 (swiftlang-6.3.0.123.5 clang-2100.0.123.102)
2.	Compiling with effective version 4.1.50
3.	While evaluating request ASTLoweringRequest(Lowering AST to SIL for module Parsey)
4.	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)
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           0x0000000109119cb8 llvm::sys::PrintStackTrace(llvm::raw_ostream&, int) + 56
1  swift-frontend           0x0000000109117158 llvm::sys::RunSignalHandlers() + 172
2  swift-frontend           0x000000010911a2a8 SignalHandler(int, __siginfo*, void*) + 356
3  libsystem_platform.dylib 0x000000018ed917a4 _sigtramp + 56
4  libsystem_pthread.dylib  0x000000018ed878d8 pthread_kill + 296
5  libsystem_c.dylib        0x000000018ec8e790 abort + 148
6  swift-frontend           0x0000000103099590 swift::DiagnosticHelper::~DiagnosticHelper() + 0
7  swift-frontend           0x0000000109085dcc llvm::report_fatal_error(llvm::Twine const&, bool) + 292
8  swift-frontend           0x0000000109085ca8 llvm::report_fatal_error(llvm::Twine const&, bool) + 0
9  swift-frontend           0x00000001038474f8 swift::Lowering::SILGenModule::useConformance(swift::ProtocolConformanceRef) + 1000
10 swift-frontend           0x00000001038dc670 swift::SILWitnessVisitor<(anonymous namespace)::SILGenConformance>::visitProtocolDecl(swift::ProtocolDecl*) + 112
11 swift-frontend           0x00000001038d8054 swift::Lowering::SILGenModule::getWitnessTable(swift::NormalProtocolConformance*) + 472
12 swift-frontend           0x00000001038dc5cc SILGenExtension::emitExtension(swift::ExtensionDecl*) + 720
13 swift-frontend           0x000000010377712c swift::ASTVisitor<swift::Lowering::SILGenModule, void, void, void, void, void, void>::visit(swift::Decl*) + 308
14 swift-frontend           0x000000010377d7b0 swift::ASTLoweringRequest::evaluate(swift::Evaluator&, swift::ASTLoweringDescriptor) const + 2348
15 swift-frontend           0x00000001038c213c 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
16 swift-frontend           0x0000000103781f0c 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'()) + 548
17 swift-frontend           0x0000000102c9b798 swift::performCompileStepsPostSema(swift::CompilerInstance&, int&, swift::FrontendObserver*, llvm::ArrayRef<char const*>) + 4488
18 swift-frontend           0x0000000102ca03c4 performCompile(swift::CompilerInstance&, int&, swift::FrontendObserver*, llvm::ArrayRef<char const*>) + 1740
19 swift-frontend           0x0000000102c9d12c swift::performFrontend(llvm::ArrayRef<char const*>, char const*, void*, swift::FrontendObserver*) + 3308
20 swift-frontend           0x0000000102c1cd38 swift::mainEntry(int, char const**) + 5224
21 dyld                     0x000000018e9cbda4 start + 6992
Failed frontend command:
/Applications/Xcode-26.4.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/swift-frontend -frontend -emit-module -experimental-skip-non-inlinable-function-bodies-without-types /Users/admin/builder/spi-builder-workspace/Sources/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-tvos12.0 -Xllvm -aarch64-use-tbi -enable-objc-interop -sdk /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/AppleTVOS.platform/Developer/SDKs/AppleTVOS26.4.sdk -I /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-appletvos -Isystem /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/AppleTVOS.platform/Developer/usr/lib -F /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-appletvos -F /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/AppleTVOS.platform/Developer/Library/Frameworks -F /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/AppleTVOS.platform/Developer/SDKs/AppleTVOS26.4.sdk/Developer/Library/Frameworks -no-color-diagnostics -Xcc -fno-color-diagnostics -enable-testing -g -debug-info-format\=dwarf -dwarf-version\=4 -module-cache-path /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex -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 -const-gather-protocols-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Parsey.build/Debug-appletvos/Parsey.build/Objects-normal/arm64/Parsey_const_extract_protocols.json -enable-experimental-feature DebugDescriptionMacro -empty-abi-descriptor -plugin-path /Applications/Xcode-26.4.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift/host/plugins/testing -validate-clang-modules-once -clang-build-session-file /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/Session.modulevalidation -Xcc -working-directory -Xcc /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode -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/appletvos26.4-23L236-688ef53f1462e2c8f657fdc38a81448fe9417fc108aa677fd4261ecaa021a5e7.sdkstatcache -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Parsey.build/Debug-appletvos/Parsey.build/swift-overrides.hmap -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-appletvos/include -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Parsey.build/Debug-appletvos/Parsey.build/DerivedSources-normal/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Parsey.build/Debug-appletvos/Parsey.build/DerivedSources/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Parsey.build/Debug-appletvos/Parsey.build/DerivedSources -Xcc -DSWIFT_PACKAGE -Xcc -DDEBUG\=1 -no-auto-bridging-header-chaining -module-name Parsey -frontend-parseable-output -disable-clang-spi -target-sdk-version 26.4 -target-sdk-name appletvos26.4 -external-plugin-path /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/AppleTVOS.platform/Developer/usr/lib/swift/host/plugins\#/Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/AppleTVOS.platform/Developer/usr/bin/swift-plugin-server -external-plugin-path /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/AppleTVOS.platform/Developer/usr/local/lib/swift/host/plugins\#/Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/AppleTVOS.platform/Developer/usr/bin/swift-plugin-server -in-process-plugin-server-path /Applications/Xcode-26.4.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift/host/libSwiftInProcPluginServer.dylib -plugin-path /Applications/Xcode-26.4.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift/host/plugins -plugin-path /Applications/Xcode-26.4.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/local/lib/swift/host/plugins -emit-module-doc-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Parsey.build/Debug-appletvos/Parsey.build/Objects-normal/arm64/Parsey.swiftdoc -emit-module-source-info-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Parsey.build/Debug-appletvos/Parsey.build/Objects-normal/arm64/Parsey.swiftsourceinfo -emit-objc-header-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Parsey.build/Debug-appletvos/Parsey.build/Objects-normal/arm64/Parsey-Swift.h -serialize-diagnostics-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Parsey.build/Debug-appletvos/Parsey.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-appletvos/Parsey.build/Objects-normal/arm64/Parsey-primary-emit-module.d -o /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Parsey.build/Debug-appletvos/Parsey.build/Objects-normal/arm64/Parsey.swiftmodule -emit-abi-descriptor-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Parsey.build/Debug-appletvos/Parsey.build/Objects-normal/arm64/Parsey.abi.json
Command SwiftEmitModule failed with a nonzero exit code
EmitSwiftModule normal arm64 (in target 'Parsey' from project 'Parsey')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

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')
2026-04-10 13:59:46.745 xcodebuild[679:4203] [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 spi-builder-workspace with scheme Parsey
(3 failures)
BUILD FAILURE 6.3 tvOS