Swift Package Index

Build Information

Failed to build HeterogeneousBoxPackage, reference v1.0.8 (cb751f), with Swift 6.4 for macOS (SPM) on 22 Sep 2026 06:37:19 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/brunogama/HeterogeneousBox.git
Reference: v1.0.8
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/brunogama/HeterogeneousBox
 * tag               v1.0.8     -> FETCH_HEAD
HEAD is now at cb751f1 chore: added LICENSE.md
Cloned https://github.com/brunogama/HeterogeneousBox.git
Revision (git rev-parse @):
cb751f151e7d9ec31c95313a7924e0167e868e57
SUCCESS checkout https://github.com/brunogama/HeterogeneousBox.git at v1.0.8
========================================
Build
========================================
Selected platform:         macosSpm
Swift version:             6.4
Building package at path:  $PWD
https://github.com/brunogama/HeterogeneousBox.git
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-27.0.0-Release.Candidate.app xcrun swift build --arch arm64
Building for debugging...
[Pre-planning 1 / 95]
[Planning deferred tasks]
[24 / 40]
[25 / 41] HeterogeneousBox
[35 / 82]
[40 / 82]
[43 / 82]
[44 / 82]
[48 / 82]
[50 / 82]
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[58 / 82]
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[66 / 82] HeterogeneousBox
[75 / 83] HeterogeneousBoxClient-product
[77 / 85] HeterogeneousBoxClient-product
error: SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/HeterogeneousBox/HeterogeneousBox.swift failed with a nonzero exit code. Command line:     cd /Users/admin/builder
    builtin-SwiftPerFileCompile HeterogeneousBox.swift
/Users/admin/builder/spi-builder-workspace/Sources/HeterogeneousBox/HeterogeneousBox.swift:109:57: error: ambiguous use of 'init(_:)'
  5 |     public private(set) var value: (repeat each Value)
  6 |
  7 |     public init(_ value: repeat each Value) {
    |            `- note: found this candidate 
  8 |         self.value = (repeat each value)
  9 |     }
 10 |
 11 |     public init(_ tuple: (repeat each Value)) {
    |            `- note: found this candidate 
 12 |         self.value = tuple
 13 |     }
    :
107 |     func append<T>(value: T) -> HeterogeneousBox<(repeat each Value, T)> {
108 |         let values = ((repeat each self.value, value))
109 |         return HeterogeneousBox<(repeat each Value, T)>.init(values)
    |                                                         `- error: ambiguous use of 'init(_:)'
110 |     }
111 |     @discardableResult
/Users/admin/builder/spi-builder-workspace/Sources/HeterogeneousBox/HeterogeneousBox.swift:115:62: error: ambiguous use of 'init(_:)'
  5 |     public private(set) var value: (repeat each Value)
  6 |
  7 |     public init(_ value: repeat each Value) {
    |            `- note: found this candidate 
  8 |         self.value = (repeat each value)
  9 |     }
 10 |
 11 |     public init(_ tuple: (repeat each Value)) {
    |            `- note: found this candidate 
 12 |         self.value = tuple
 13 |     }
    :
113 |         values: repeat each T
114 |     ) -> HeterogeneousBox<(repeat each Value, repeat each T)> {
115 |         HeterogeneousBox<(repeat each Value, repeat each T)>.init((repeat each value, repeat each values))
    |                                                              `- error: ambiguous use of 'init(_:)'
116 |     }
117 | }
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/HeterogeneousBox/Extension/CustomProtocols/HeterogeneousBox+Collection.swift /Users/admin/builder/spi-builder-workspace/Sources/HeterogeneousBox/Extension/CustomProtocols/HeterogeneousBox+CustomStringConvertible.swift /Users/admin/builder/spi-builder-workspace/Sources/HeterogeneousBox/Extension/HeterogeneousBox+Equatable.swift /Users/admin/builder/spi-builder-workspace/Sources/HeterogeneousBox/Extension/HeterogeneousBox+Hashable.swift -primary-file /Users/admin/builder/spi-builder-workspace/Sources/HeterogeneousBox/HeterogeneousBox.swift /Users/admin/builder/spi-builder-workspace/Sources/HeterogeneousBox/Utils/Array+Extensions.swift -emit-dependencies-path /Users/admin/builder/spi-builder-workspace/.build/out/Intermediates.noindex/HeterogeneousBoxPackage.build/Debug/HeterogeneousBox-t.build/Objects-normal/arm64/HeterogeneousBox.d -emit-const-values-path /Users/admin/builder/spi-builder-workspace/.build/out/Intermediates.noindex/HeterogeneousBoxPackage.build/Debug/HeterogeneousBox-t.build/Objects-normal/arm64/HeterogeneousBox.swiftconstvalues -emit-reference-dependencies-path /Users/admin/builder/spi-builder-workspace/.build/out/Intermediates.noindex/HeterogeneousBoxPackage.build/Debug/HeterogeneousBox-t.build/Objects-normal/arm64/HeterogeneousBox.swiftdeps -serialize-diagnostics-path /Users/admin/builder/spi-builder-workspace/.build/out/Intermediates.noindex/HeterogeneousBoxPackage.build/Debug/HeterogeneousBox-t.build/Objects-normal/arm64/HeterogeneousBox.dia -target arm64-apple-macos14.0 -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/HeterogeneousBoxPackage.build/Debug/HeterogeneousBox-t.build/Objects-normal/arm64/HeterogeneousBox-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/HeterogeneousBoxPackage.build/Debug/HeterogeneousBox-t.build/DerivedSources-normal/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.build/out/Intermediates.noindex/HeterogeneousBoxPackage.build/Debug/HeterogeneousBox-t.build/DerivedSources/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.build/out/Intermediates.noindex/HeterogeneousBoxPackage.build/Debug/HeterogeneousBox-t.build/DerivedSources -Xcc -DSWIFT_PACKAGE -Xcc -DDEBUG\=1 -no-auto-bridging-header-chaining -module-name HeterogeneousBox -package-name spi_builder_workspace -const-gather-protocols-file /Users/admin/builder/spi-builder-workspace/.build/out/Intermediates.noindex/HeterogeneousBoxPackage.build/Debug/HeterogeneousBox-t.build/Objects-normal/arm64/HeterogeneousBox_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/HeterogeneousBoxPackage.build/Debug/HeterogeneousBox-t.build/Objects-normal/arm64/HeterogeneousBox.o -debug-module-path /Users/admin/builder/spi-builder-workspace/.build/out/Intermediates.noindex/HeterogeneousBoxPackage.build/Debug/HeterogeneousBox-t.build/Objects-normal/arm64/HeterogeneousBox.swiftmodule -index-unit-output-path /HeterogeneousBoxPackage.build/Debug/HeterogeneousBox-t.build/Objects-normal/arm64/HeterogeneousBox.o -index-store-path /Users/admin/builder/spi-builder-workspace/.build/out -index-system-modules
error: Build failed
BUILD FAILURE 6.4 macosSpm