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Build Information

Failed to build TestingWildcards, reference main (b2f5b0), with Swift 6.4 for macOS (SPM) on 22 Sep 2026 19:49:07 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.
========================================
Checkout
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Clone URL: https://github.com/alexhunsley/swift-testing-wildcards.git
Reference: main
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/alexhunsley/swift-testing-wildcards
 * branch            main       -> FETCH_HEAD
 * [new branch]      main       -> origin/main
HEAD is now at b2f5b0e Tweak readme (naming)
Cloned https://github.com/alexhunsley/swift-testing-wildcards.git
Revision (git rev-parse @):
b2f5b0e332a1b9fd74b936bb21acd90512aee292
SUCCESS checkout https://github.com/alexhunsley/swift-testing-wildcards.git at main
========================================
Build
========================================
Selected platform:         macosSpm
Swift version:             6.4
Building package at path:  $PWD
https://github.com/alexhunsley/swift-testing-wildcards.git
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-27.0.0-Release.Candidate.app xcrun swift build --arch arm64
Building for debugging...
[Planning deferred tasks]
[19 / 28]
[20 / 29] TestingWildcards
warning: 'spi-builder-workspace': Invalid Source '/Users/admin/builder/spi-builder-workspace/Sources/TestingWildcards/Invariants': File not found.
warning: 'spi-builder-workspace': Invalid Source '/Users/admin/builder/spi-builder-workspace/Sources/TestingWildcards/Invariants': File not found.
warning: 'spi-builder-workspace': found 8 file(s) which are unhandled; explicitly declare them as resources or exclude from the target
    /Users/admin/builder/spi-builder-workspace/Sources/TestingWildcards/Variation/Wildable.swift
    /Users/admin/builder/spi-builder-workspace/Sources/TestingWildcards/Variation/WildableImpl/Bool+InvariantValue.swift
    /Users/admin/builder/spi-builder-workspace/Sources/TestingWildcards/Variation/WildableImpl/Enum+InvariantValues.swift
    /Users/admin/builder/spi-builder-workspace/Sources/TestingWildcards/Variation/WildableImpl/Never+InvariantValues.swift
    /Users/admin/builder/spi-builder-workspace/Sources/TestingWildcards/Variation/WildableImpl/OptionSet+InvariantValues.swift
    /Users/admin/builder/spi-builder-workspace/Sources/TestingWildcards/Variation/WildableImpl/Optional+InvariantValues.swift
    /Users/admin/builder/spi-builder-workspace/Sources/TestingWildcards/Variation/WildableImpl/Result+InvariantValues.swift
    /Users/admin/builder/spi-builder-workspace/Sources/TestingWildcards/Variation/WildcardPrototyping.swift
error: SwiftCompile normal arm64 failed with a nonzero exit code. Command line:     cd /Users/admin/builder

/Users/admin/builder/spi-builder-workspace/Sources/TestingWildcards/TestingWildcards.swift:5:32: error: cannot find type 'Wildable' in scope
 3 |     case values(_ path: VaryingKeyPath<Root>)
 4 |
 5 |     public static func wild<V: Wildable>(_ keyPath: WritableKeyPath<Root, V>) -> Self {
   |                                `- error: cannot find type 'Wildable' in scope
 6 |         .wild(VaryingKeyPath(keyPath))
 7 |     }
/Users/admin/builder/spi-builder-workspace/Sources/TestingWildcards/TestingWildcards.swift:40:24: error: cannot find type 'Wildable' in scope
38 |
39 |     /// From a type conforming to `Wildable`
40 |     public init<Value: Wildable>(
   |                        `- error: cannot find type 'Wildable' in scope
41 |         _ keyPath: WritableKeyPath<Root, Value>
42 |     ) {
Failed frontend command:
/Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/swift-frontend -frontend -emit-module -experimental-skip-non-inlinable-function-bodies-without-types /Users/admin/builder/spi-builder-workspace/Sources/TestingWildcards/TestingWildcards.swift -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/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/TestingWildcards.build/Debug/TestingWildcards-t.build/Objects-normal/arm64/TestingWildcards-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 -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 SWIFT_MODULE_RESOURCE_BUNDLE_UNAVAILABLE -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/TestingWildcards.build/Debug/TestingWildcards-t.build/DerivedSources-normal/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.build/out/Intermediates.noindex/TestingWildcards.build/Debug/TestingWildcards-t.build/DerivedSources/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.build/out/Intermediates.noindex/TestingWildcards.build/Debug/TestingWildcards-t.build/DerivedSources -Xcc -DSWIFT_PACKAGE -Xcc -DDEBUG\=1 -no-auto-bridging-header-chaining -module-name TestingWildcards -package-name spi_builder_workspace -const-gather-protocols-file /Users/admin/builder/spi-builder-workspace/.build/out/Intermediates.noindex/TestingWildcards.build/Debug/TestingWildcards-t.build/Objects-normal/arm64/TestingWildcards_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 -emit-module-doc-path /Users/admin/builder/spi-builder-workspace/.build/out/Intermediates.noindex/TestingWildcards.build/Debug/TestingWildcards-t.build/Objects-normal/arm64/TestingWildcards.swiftdoc -emit-module-source-info-path /Users/admin/builder/spi-builder-workspace/.build/out/Intermediates.noindex/TestingWildcards.build/Debug/TestingWildcards-t.build/Objects-normal/arm64/TestingWildcards.swiftsourceinfo -emit-objc-header-path /Users/admin/builder/spi-builder-workspace/.build/out/Intermediates.noindex/TestingWildcards.build/Debug/TestingWildcards-t.build/Objects-normal/arm64/TestingWildcards-Swift.h -serialize-diagnostics-path /Users/admin/builder/spi-builder-workspace/.build/out/Intermediates.noindex/TestingWildcards.build/Debug/TestingWildcards-t.build/Objects-normal/arm64/TestingWildcards-primary-emit-module.dia -emit-dependencies-path /Users/admin/builder/spi-builder-workspace/.build/out/Intermediates.noindex/TestingWildcards.build/Debug/TestingWildcards-t.build/Objects-normal/arm64/TestingWildcards-primary-emit-module.d -parse-as-library -o /Users/admin/builder/spi-builder-workspace/.build/out/Intermediates.noindex/TestingWildcards.build/Debug/TestingWildcards-t.build/Objects-normal/arm64/TestingWildcards.swiftmodule -emit-abi-descriptor-path /Users/admin/builder/spi-builder-workspace/.build/out/Intermediates.noindex/TestingWildcards.build/Debug/TestingWildcards-t.build/Objects-normal/arm64/TestingWildcards.abi.json
error: Build failed
BUILD FAILURE 6.4 macosSpm