DTOMacro – Build Information – Swift Package Index

Build Information

Failed to build DTOMacro, reference main (66d672), with Swift 6.4 for macOS (SPM) on 19 Sep 2026 11:23:04 UTC.

Build Command

env DEVELOPER_DIR=/Applications/Xcode-27.0.0-Release.Candidate.app xcrun swift build --arch arm64

Build Log

========================================
RunAll
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Builder version: 5.1.0
Interrupt handler set up.
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Checkout
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Clone URL: https://github.com/OctoPoulpeStudio/DTOMacro.git
Reference: main
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/OctoPoulpeStudio/DTOMacro
 * branch            main       -> FETCH_HEAD
 * [new branch]      main       -> origin/main
HEAD is now at 66d6722 Add DocC to macros
Cloned https://github.com/OctoPoulpeStudio/DTOMacro.git
Revision (git rev-parse @):
66d6722e3f92dfb1f048b8bf5971710e1bd884d3
SUCCESS checkout https://github.com/OctoPoulpeStudio/DTOMacro.git at main
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Build
========================================
Selected platform:         macosSpm
Swift version:             6.4
Building package at path:  $PWD
https://github.com/OctoPoulpeStudio/DTOMacro.git
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-27.0.0-Release.Candidate.app xcrun swift build --arch arm64
Building for debugging...
[Computing dependencies]
[Constructing description]
[Pre-planning 1 / 533]
[Planning deferred tasks]
[103 / 236]
[105 / 238] SwiftSyntax509
[109 / 242] SwiftSyntax509
[116 / 243] DTOTypes
[126 / 289]
[131 / 289]
[134 / 289]
[135 / 289]
[148 / 289] SwiftSyntax
[149 / 289]
[150 / 289] SwiftSyntax
[151 / 289]
[152 / 289]
[155 / 289]
[158 / 289] SwiftSyntax
[158 / 289]
[160 / 289]
[161 / 289]
[170 / 289] SwiftSyntax
[170 / 289] DTOTypes
[173 / 289] SwiftSyntax
[189 / 305] SwiftDiagnostics
[197 / 316] SwiftDiagnostics
[208 / 316] SwiftParser
[210 / 316] SwiftParser
[211 / 316] SwiftParser
[212 / 316] SwiftParser
[215 / 316] SwiftParser
[221 / 316] SwiftParserDiagnostics
[226 / 317]
[233 / 340] SwiftOperators
[235 / 340] SwiftParserDiagnostics
[246 / 340] SwiftOperators
[256 / 340] SwiftOperators
[260 / 340] SwiftOperators
[264 / 341] SwiftOperators
[266 / 341] SwiftSyntaxBuilder
[268 / 355]
[277 / 355] SwiftSyntaxBuilder
[279 / 355] SwiftSyntaxBuilder
[280 / 355] SwiftSyntaxBuilder
[287 / 356] SwiftSyntaxBuilder
[296 / 367] SwiftSyntaxMacros
[306 / 368] SwiftSyntaxMacros
[307 / 368] SwiftSyntaxMacroExpansion
[315 / 376] SwiftSyntaxMacroExpansion
[322 / 377] SwiftSyntaxMacroExpansion
[330 / 384] SwiftCompilerPluginMessageHandling
[337 / 385] SwiftCompilerPlugin
[340 / 387] SwiftCompilerPlugin
[346 / 387] SwiftCompilerPlugin
[347 / 387] SwiftSyntax
[349 / 387] SwiftSyntax
[355 / 387] SwiftSyntaxBuilder
[365 / 387] DTOMacrosImpl
[367 / 388] DTOMacrosImpl
Fetching https://github.com/apple/swift-syntax.git
[1/79984] Fetching swift-syntax
Fetched https://github.com/apple/swift-syntax.git (7.01s)
Computing version for https://github.com/apple/swift-syntax.git
Computed https://github.com/apple/swift-syntax.git at 509.1.1 (10.41s)
Creating working copy for https://github.com/apple/swift-syntax.git
Working copy of https://github.com/apple/swift-syntax.git resolved at 509.1.1
error: SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/DTOMacrosImpl/Tools/SyntaxUtils.swift failed with a nonzero exit code. Command line:     cd /Users/admin/builder
    builtin-SwiftPerFileCompile SyntaxUtils.swift
/Users/admin/builder/spi-builder-workspace/Sources/DTOMacrosImpl/Tools/SyntaxUtils.swift:35:37: [1;31merror: [1;39mcannot use optional chaining on non-optional value of type 'AttributeListSyntax'[0;0m
[0;36m33 |[0;0m     internal static func get(attributeNamed name: String, in structDecl: StructDeclSyntax?) -> AttributeSyntax? {
[0;36m34 |[0;0m         guard let structDecl else {return nil}
[0;36m35 |[0;0m         return [4;39mstructDecl.attributes?[0;0m.filter({filter(attributeNamed: name, element: $0)}).first?.as(AttributeSyntax.self)
   [0;36m|[0;0m                                     `- [1;31merror: [1;39mcannot use optional chaining on non-optional value of type 'AttributeListSyntax'[0;0m
[0;36m36 |[0;0m     }
[0;36m37 |[0;0m
/Users/admin/builder/spi-builder-workspace/Sources/DTOMacrosImpl/Tools/SyntaxUtils.swift:40:34: [1;31merror: [1;39mcannot use optional chaining on non-optional value of type 'AttributeListSyntax'[0;0m
[0;36m38 |[0;0m     internal static func get(attributeNamed name: String, in varDecl: VariableDeclSyntax?) -> AttributeSyntax? {
[0;36m39 |[0;0m         guard let varDecl else {return nil}
[0;36m40 |[0;0m         return [4;39mvarDecl.attributes?[0;0m.filter({filter(attributeNamed: name, element: $0)}).first?.as(AttributeSyntax.self)
   [0;36m|[0;0m                                  `- [1;31merror: [1;39mcannot use optional chaining on non-optional value of type 'AttributeListSyntax'[0;0m
[0;36m41 |[0;0m     }
[0;36m42 |[0;0m     internal static func has(attributeNamed name:String , in varDecl: VariableDeclSyntax?) -> Bool {
/Users/admin/builder/spi-builder-workspace/Sources/DTOMacrosImpl/Tools/SyntaxUtils.swift:44:36: [1;31merror: [1;39mcannot use optional chaining on non-optional value of type 'AttributeListSyntax'[0;0m
[0;36m42 |[0;0m     internal static func has(attributeNamed name:String , in varDecl: VariableDeclSyntax?) -> Bool {
[0;36m43 |[0;0m         guard let varDecl else {return false}
[0;36m44 |[0;0m         return !([4;39mvarDecl.attributes?[0;0m.filter{filter(attributeNamed: name, element: $0)}.isEmpty ?? true)
   [0;36m|[0;0m                                    `- [1;31merror: [1;39mcannot use optional chaining on non-optional value of type 'AttributeListSyntax'[0;0m
[0;36m45 |[0;0m     }
[0;36m46 |[0;0m
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/DTOMacrosImpl/DTODiagnostic.swift /Users/admin/builder/spi-builder-workspace/Sources/DTOMacrosImpl/DTOMacroImpl.swift /Users/admin/builder/spi-builder-workspace/Sources/DTOMacrosImpl/Tools/DiagnosticBuilder.swift /Users/admin/builder/spi-builder-workspace/Sources/DTOMacrosImpl/Tools/SyntaxCreator.swift /Users/admin/builder/spi-builder-workspace/Sources/DTOMacrosImpl/Tools/SyntaxNodeComparator.swift -primary-file /Users/admin/builder/spi-builder-workspace/Sources/DTOMacrosImpl/Tools/SyntaxUtils.swift -emit-dependencies-path /Users/admin/builder/spi-builder-workspace/.build/out/Intermediates.noindex/DTOMacro.build/Debug/DTOMacrosImpl-t.build/Objects-normal/arm64/SyntaxUtils.d -emit-const-values-path /Users/admin/builder/spi-builder-workspace/.build/out/Intermediates.noindex/DTOMacro.build/Debug/DTOMacrosImpl-t.build/Objects-normal/arm64/SyntaxUtils.swiftconstvalues -emit-reference-dependencies-path /Users/admin/builder/spi-builder-workspace/.build/out/Intermediates.noindex/DTOMacro.build/Debug/DTOMacrosImpl-t.build/Objects-normal/arm64/SyntaxUtils.swiftdeps -serialize-diagnostics-path /Users/admin/builder/spi-builder-workspace/.build/out/Intermediates.noindex/DTOMacro.build/Debug/DTOMacrosImpl-t.build/Objects-normal/arm64/SyntaxUtils.dia -target arm64-apple-macos12.0 -disable-cross-import-overlay-search -load-resolved-plugin /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/MacOSX.platform/Developer/usr/lib/swift/host/plugins/libFoundationMacros.dylib\#/Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/MacOSX.platform/Developer/usr/bin/swift-plugin-server\#FoundationMacros -load-resolved-plugin /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/MacOSX.platform/Developer/usr/lib/swift/host/plugins/libObservationMacros.dylib\#/Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/MacOSX.platform/Developer/usr/bin/swift-plugin-server\#ObservationMacros -load-resolved-plugin /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/MacOSX.platform/Developer/usr/lib/swift/host/plugins/libSwiftMacros.dylib\#/Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/MacOSX.platform/Developer/usr/bin/swift-plugin-server\#SwiftMacros -disable-implicit-swift-modules -Xcc -fno-implicit-modules -Xcc -fno-implicit-module-maps -explicit-swift-module-map-file /Users/admin/builder/spi-builder-workspace/.build/out/Intermediates.noindex/DTOMacro.build/Debug/DTOMacrosImpl-t.build/Objects-normal/arm64/DTOMacrosImpl-dependencies-1.json -Xllvm -aarch64-use-tbi -enable-objc-interop -stack-check -sdk /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX27.0.sdk -I /Users/admin/builder/spi-builder-workspace/.build/out/Products/Debug -Isystem /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/MacOSX.platform/Developer/usr/lib -F /Users/admin/builder/spi-builder-workspace/.build/out/Products/Debug/PackageFrameworks -F /Users/admin/builder/spi-builder-workspace/.build/out/Products/Debug -F /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/MacOSX.platform/Developer/Library/Frameworks -module-cache-path /Users/admin/builder/spi-builder-workspace/.build/out/Intermediates.noindex/SwiftExplicitPrecompiledModules -color-diagnostics -Xcc -fcolor-diagnostics -enable-testing -g -debug-info-format\=dwarf -dwarf-version\=4 -swift-version 5 -Onone -D SWIFT_PACKAGE -D DEBUG -D Xcode -serialize-debugging-options -enable-experimental-feature DebugDescriptionMacro -empty-abi-descriptor -validate-clang-modules-once -clang-build-session-file /Users/admin/builder/spi-builder-workspace/.build/out/ModuleCache.noindex/Session.modulevalidation -Xcc -working-directory -Xcc /Users/admin/builder -enable-anonymous-context-mangled-names -file-compilation-dir /Users/admin/builder -Xcc -D_LIBCPP_HARDENING_MODE\=_LIBCPP_HARDENING_MODE_DEBUG -Xcc -ivfsstatcache -Xcc /Users/admin/builder/spi-builder-workspace/.build/out/SDKStatCaches.noindex/macosx27.0-26A425-80c5bbf1d171475443272936d42f90a36a22442a12e9d48fe1a705f55a1adfc4.sdkstatcache -Xcc -fmodules-prune-interval\=86400 -Xcc -fmodules-prune-after\=345600 -Xcc -I/Users/admin/builder/spi-builder-workspace/.build/out/Products/Debug/include -Xcc -I/Users/admin/builder/spi-builder-workspace/.build/out/Intermediates.noindex/DTOMacro.build/Debug/DTOMacrosImpl-t.build/DerivedSources-normal/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.build/out/Intermediates.noindex/DTOMacro.build/Debug/DTOMacrosImpl-t.build/DerivedSources/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.build/out/Intermediates.noindex/DTOMacro.build/Debug/DTOMacrosImpl-t.build/DerivedSources -Xcc -DSWIFT_PACKAGE -Xcc -DDEBUG\=1 -no-auto-bridging-header-chaining -module-name DTOMacrosImpl -package-name spi_builder_workspace -const-gather-protocols-file /Users/admin/builder/spi-builder-workspace/.build/out/Intermediates.noindex/DTOMacro.build/Debug/DTOMacrosImpl-t.build/Objects-normal/arm64/DTOMacrosImpl_const_extract_protocols.json -disable-clang-spi -clang-target arm64-apple-macos27.0 -target-sdk-version 27.0 -target-sdk-name macosx27.0 -in-process-plugin-server-path /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift/host/libSwiftInProcPluginServer.dylib -parse-as-library -o /Users/admin/builder/spi-builder-workspace/.build/out/Intermediates.noindex/DTOMacro.build/Debug/DTOMacrosImpl-t.build/Objects-normal/arm64/SyntaxUtils.o -debug-module-path /Users/admin/builder/spi-builder-workspace/.build/out/Intermediates.noindex/DTOMacro.build/Debug/DTOMacrosImpl-t.build/Objects-normal/arm64/DTOMacrosImpl.swiftmodule -index-unit-output-path /DTOMacro.build/Debug/DTOMacrosImpl-t.build/Objects-normal/arm64/SyntaxUtils.o -index-store-path /Users/admin/builder/spi-builder-workspace/.build/out -index-system-modules
error: Build failed
BUILD FAILURE 6.4 macosSpm