Swift Package IndexBuild Information
Failed to build SwiftUtils, reference main (87ad56), with Swift 6.4 for watchOS using Xcode 27.0 on 22 Sep 2026 19:57:39 UTC.
Build Command
env DEVELOPER_DIR=/Applications/Xcode-27.0.0-Release.Candidate.app xcrun xcodebuild -IDEClonedSourcePackagesDirPathOverride=$PWD/.dependencies -skipMacroValidation -skipPackagePluginValidation -derivedDataPath $PWD/.derivedData build -scheme SwiftUtils -destination generic/platform=watchOSBuild Log
========================================
RunAll
========================================
Builder version: 5.1.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/Genaro-Chris/SwiftUtils.git
Reference: main
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/Genaro-Chris/SwiftUtils
* branch main -> FETCH_HEAD
* [new branch] main -> origin/main
HEAD is now at 87ad560 some fixes and docs
Cloned https://github.com/Genaro-Chris/SwiftUtils.git
Revision (git rev-parse @):
87ad56079e41b81bf26c9f935f30e17cb8cf8331
SPI manifest file found: $PWD/.spi.yml
SUCCESS checkout https://github.com/Genaro-Chris/SwiftUtils.git at main
========================================
Build
========================================
Selected platform: watchOS
Swift version: 6.4
Building package at path: $PWD
https://github.com/Genaro-Chris/SwiftUtils.git
Command line invocation:
/Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/usr/bin/xcodebuild -IDEClonedSourcePackagesDirPathOverride=/Users/admin/builder/spi-builder-workspace/.dependencies -resolvePackageDependencies
Resolve Package Graph
Resolve Package Graph
Resolved source packages:
SwiftUtils: /Users/admin/builder/spi-builder-workspace
resolved source packages: SwiftUtils
2026-09-22 15:56:59.582 xcodebuild[525:2995] [MT] IDERunDestination: Supported platforms for the buildables in the current scheme is empty.
{
"dependencies" : [
],
"manifest_display_name" : "SwiftUtils",
"name" : "SwiftUtils",
"path" : "/Users/admin/builder/spi-builder-workspace",
"platforms" : [
{
"name" : "macos",
"version" : "15.0"
}
],
"products" : [
{
"name" : "Utilities",
"targets" : [
"Utilities"
],
"type" : {
"library" : [
"automatic"
]
}
}
],
"targets" : [
{
"c99name" : "Utilities",
"module_type" : "SwiftTarget",
"name" : "Utilities",
"path" : "Sources",
"product_memberships" : [
"Utilities"
],
"sources" : [
"SwiftUtils/AsyncFunction.swift",
"SwiftUtils/AsyncThrowingFunction.swift",
"SwiftUtils/Function.swift",
"SwiftUtils/MaybeUninit.swift",
"SwiftUtils/SwiftUtils.swift",
"SwiftUtils/ThrowingFunction.swift",
"SwiftUtils/Tuple.swift",
"SwiftUtils/Utils.swift",
"SwiftUtils/Variant+Error.swift",
"SwiftUtils/Variant.swift"
],
"type" : "library"
},
{
"c99name" : "SwiftUtilsTests",
"module_type" : "SwiftTarget",
"name" : "SwiftUtilsTests",
"path" : "Tests/SwiftUtilsTests",
"sources" : [
"Declarations.swift",
"FunctionTests.swift",
"MaybeUninitTests.swift",
"SwiftUtilsTests.swift",
"TupleTests.swift",
"VariantTests.swift"
],
"target_dependencies" : [
"Utilities"
],
"type" : "test"
}
],
"tools_version" : "6.0"
}
{
"workspace" : {
"name" : "SwiftUtils",
"schemes" : [
"SwiftUtils"
]
}
}
2026-09-22 15:57:31.839 xcodebuild[622:3779] [MT] IDERunDestination: Supported platforms for the buildables in the current scheme is empty.
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-27.0.0-Release.Candidate.app xcrun xcodebuild -IDEClonedSourcePackagesDirPathOverride=$PWD/.dependencies -skipMacroValidation -skipPackagePluginValidation -derivedDataPath $PWD/.derivedData build -scheme SwiftUtils -destination generic/platform=watchOS
Command line invocation:
/Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/usr/bin/xcodebuild -IDEClonedSourcePackagesDirPathOverride=/Users/admin/builder/spi-builder-workspace/.dependencies -skipMacroValidation -skipPackagePluginValidation -derivedDataPath /Users/admin/builder/spi-builder-workspace/.derivedData build -scheme SwiftUtils -destination generic/platform=watchOS
Resolve Package Graph
Resolved source packages:
SwiftUtils: /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 'Utilities-product' in project 'SwiftUtils'
➜ Explicit dependency on target 'Utilities' in project 'SwiftUtils'
Target 'Utilities' in project 'SwiftUtils' (no dependencies)
GatherProvisioningInputs
CreateBuildDescription
ExecuteExternalTool /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang -v -E -dM -isysroot /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS27.0.sdk -x c -c /dev/null
ExecuteExternalTool /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/swiftc --version
ExecuteExternalTool /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/ld -version_details
Build description signature: 4fc8489f04dddc8cd80f57cea061ffdd
Build description path: /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/XCBuildData/4fc8489f04dddc8cd80f57cea061ffdd.xcbuilddata
CreateBuildDirectory /Users/admin/builder/spi-builder-workspace/.derivedData/SDKExplicitPrecompiledModules
cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
builtin-create-build-directory /Users/admin/builder/spi-builder-workspace/.derivedData/SDKExplicitPrecompiledModules
CreateBuildDirectory /Users/admin/builder/spi-builder-workspace/.derivedData/CompilationCache.noindex
cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
builtin-create-build-directory /Users/admin/builder/spi-builder-workspace/.derivedData/CompilationCache.noindex
CreateBuildDirectory /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex
cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
builtin-create-build-directory /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex
CreateBuildDirectory /Users/admin/builder/spi-builder-workspace/.derivedData/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-27.0.0-Release.Candidate.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang-stat-cache /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS27.0.sdk /Users/admin/builder/spi-builder-workspace/.derivedData/SDKStatCaches.noindex/watchos27.0-24R360-e829b21a6f8c9b70876ba0858053c04477534ef55a1706bf4c1112bbb242f0a2.sdkstatcache
cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
/Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang-stat-cache /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS27.0.sdk -o /Users/admin/builder/spi-builder-workspace/.derivedData/SDKStatCaches.noindex/watchos27.0-24R360-e829b21a6f8c9b70876ba0858053c04477534ef55a1706bf4c1112bbb242f0a2.sdkstatcache
CreateBuildDirectory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-watchos
cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
builtin-create-build-directory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-watchos
CreateBuildDirectory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SwiftExplicitPrecompiledModules
cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
builtin-create-build-directory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SwiftExplicitPrecompiledModules
CreateBuildDirectory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/PrecompiledHeaders
cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
builtin-create-build-directory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/PrecompiledHeaders
CreateBuildDirectory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ExplicitPrecompiledModules
cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
builtin-create-build-directory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ExplicitPrecompiledModules
CreateBuildDirectory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/EagerLinkingTBDs/Debug-watchos
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-watchos
CreateBuildDirectory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-watchos/PackageFrameworks
cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
builtin-create-build-directory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-watchos/PackageFrameworks
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SwiftUtils.build/Debug-watchos/Utilities-t.build/Utilities.DependencyStaticMetadataFileList (in target 'Utilities' from project 'SwiftUtils')
cd /Users/admin/builder/spi-builder-workspace
write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SwiftUtils.build/Debug-watchos/Utilities-t.build/Utilities.DependencyStaticMetadataFileList
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SwiftUtils.build/Debug-watchos/Utilities-t.build/Utilities.modulemap (in target 'Utilities' from project 'SwiftUtils')
cd /Users/admin/builder/spi-builder-workspace
write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SwiftUtils.build/Debug-watchos/Utilities-t.build/Utilities.modulemap
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SwiftUtils.build/Debug-watchos/Utilities-t.build/Objects-normal/arm64_32/Utilities.LinkFileList (in target 'Utilities' from project 'SwiftUtils')
cd /Users/admin/builder/spi-builder-workspace
write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SwiftUtils.build/Debug-watchos/Utilities-t.build/Objects-normal/arm64_32/Utilities.LinkFileList
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SwiftUtils.build/Debug-watchos/Utilities-t.build/Objects-normal/arm64_32/Utilities.SwiftConstValuesFileList (in target 'Utilities' from project 'SwiftUtils')
cd /Users/admin/builder/spi-builder-workspace
write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SwiftUtils.build/Debug-watchos/Utilities-t.build/Objects-normal/arm64_32/Utilities.SwiftConstValuesFileList
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SwiftUtils.build/Debug-watchos/Utilities-t.build/Objects-normal/arm64_32/Utilities-OutputFileMap.json (in target 'Utilities' from project 'SwiftUtils')
cd /Users/admin/builder/spi-builder-workspace
write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SwiftUtils.build/Debug-watchos/Utilities-t.build/Objects-normal/arm64_32/Utilities-OutputFileMap.json
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SwiftUtils.build/Debug-watchos/Utilities-t.build/Objects-normal/arm64_32/Utilities_const_extract_protocols.json (in target 'Utilities' from project 'SwiftUtils')
cd /Users/admin/builder/spi-builder-workspace
write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SwiftUtils.build/Debug-watchos/Utilities-t.build/Objects-normal/arm64_32/Utilities_const_extract_protocols.json
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SwiftUtils.build/Debug-watchos/Utilities-t.build/Objects-normal/arm64_32/Utilities.SwiftFileList (in target 'Utilities' from project 'SwiftUtils')
cd /Users/admin/builder/spi-builder-workspace
write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SwiftUtils.build/Debug-watchos/Utilities-t.build/Objects-normal/arm64_32/Utilities.SwiftFileList
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SwiftUtils.build/Debug-watchos/Utilities-t.build/Objects-normal/arm64/Utilities_const_extract_protocols.json (in target 'Utilities' from project 'SwiftUtils')
cd /Users/admin/builder/spi-builder-workspace
write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SwiftUtils.build/Debug-watchos/Utilities-t.build/Objects-normal/arm64/Utilities_const_extract_protocols.json
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SwiftUtils.build/Debug-watchos/Utilities-t.build/Objects-normal/arm64/Utilities.LinkFileList (in target 'Utilities' from project 'SwiftUtils')
cd /Users/admin/builder/spi-builder-workspace
write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SwiftUtils.build/Debug-watchos/Utilities-t.build/Objects-normal/arm64/Utilities.LinkFileList
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SwiftUtils.build/Debug-watchos/Utilities-t.build/Utilities.DependencyMetadataFileList (in target 'Utilities' from project 'SwiftUtils')
cd /Users/admin/builder/spi-builder-workspace
write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SwiftUtils.build/Debug-watchos/Utilities-t.build/Utilities.DependencyMetadataFileList
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SwiftUtils.build/Debug-watchos/Utilities-t.build/Objects-normal/arm64/Utilities.SwiftFileList (in target 'Utilities' from project 'SwiftUtils')
cd /Users/admin/builder/spi-builder-workspace
write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SwiftUtils.build/Debug-watchos/Utilities-t.build/Objects-normal/arm64/Utilities.SwiftFileList
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SwiftUtils.build/Debug-watchos/Utilities-t.build/Objects-normal/arm64/Utilities.SwiftConstValuesFileList (in target 'Utilities' from project 'SwiftUtils')
cd /Users/admin/builder/spi-builder-workspace
write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SwiftUtils.build/Debug-watchos/Utilities-t.build/Objects-normal/arm64/Utilities.SwiftConstValuesFileList
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SwiftUtils.build/Debug-watchos/Utilities-t.build/Objects-normal/arm64/Utilities-OutputFileMap.json (in target 'Utilities' from project 'SwiftUtils')
cd /Users/admin/builder/spi-builder-workspace
write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SwiftUtils.build/Debug-watchos/Utilities-t.build/Objects-normal/arm64/Utilities-OutputFileMap.json
Copy /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/GeneratedModuleMaps-watchos/Utilities.modulemap /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SwiftUtils.build/Debug-watchos/Utilities-t.build/Utilities.modulemap (in target 'Utilities' from project 'SwiftUtils')
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/SwiftUtils.build/Debug-watchos/Utilities-t.build/Utilities.modulemap /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/GeneratedModuleMaps-watchos
SwiftDriver Utilities normal arm64_32 com.apple.xcode.tools.swift.compiler (in target 'Utilities' from project 'SwiftUtils')
cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
builtin-SwiftDriver -- /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/swiftc -parse-as-library -module-name Utilities -Onone @/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SwiftUtils.build/Debug-watchos/Utilities-t.build/Objects-normal/arm64_32/Utilities.SwiftFileList -DSWIFT_PACKAGE -DDEBUG -DSWIFT_MODULE_RESOURCE_BUNDLE_UNAVAILABLE -DXcode -enable-experimental-feature BuiltinModule -enable-experimental-feature RawLayout -enable-experimental-feature NoncopyableGenerics -enable-experimental-feature NoncopyableGenerics2 -enable-experimental-feature BitwiseCopyable -enable-experimental-feature BitwiseCopyable2 -enable-experimental-feature BuiltinAddressOfRawLayout -enable-experimental-feature BuiltinStoreRaw -enable-builtin-module -plugin-path /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift/host/plugins/testing -enable-experimental-feature DebugDescriptionMacro -sdk /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS27.0.sdk -target arm64_32-apple-watchos9.0 -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 6 -I /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-watchos -Isystem /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/WatchOS.platform/Developer/usr/lib -F /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-watchos -F /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/WatchOS.platform/Developer/Library/Frameworks -F /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS27.0.sdk/Developer/Library/Frameworks -c -j10 -enable-batch-mode -incremental -Xcc -ivfsstatcache -Xcc /Users/admin/builder/spi-builder-workspace/.derivedData/SDKStatCaches.noindex/watchos27.0-24R360-e829b21a6f8c9b70876ba0858053c04477534ef55a1706bf4c1112bbb242f0a2.sdkstatcache -output-file-map /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SwiftUtils.build/Debug-watchos/Utilities-t.build/Objects-normal/arm64_32/Utilities-OutputFileMap.json -save-temps -no-color-diagnostics -explicit-module-build -module-cache-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SwiftExplicitPrecompiledModules -clang-scanner-module-cache-path /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex -sdk-module-cache-path /Users/admin/builder/spi-builder-workspace/.derivedData/SDKExplicitPrecompiledModules -emit-dependencies -emit-module -emit-module-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SwiftUtils.build/Debug-watchos/Utilities-t.build/Objects-normal/arm64_32/Utilities.swiftmodule -serialize-diagnostics -dependency-scan-serialize-diagnostics-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SwiftUtils.build/Debug-watchos/Utilities-t.build/Objects-normal/arm64_32/Utilities-dependency-scan.dia -validate-clang-modules-once -clang-build-session-file /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/Session.modulevalidation -Xcc -fmodules-prune-interval\=86400 -Xcc -fmodules-prune-after\=345600 -package-name spi_builder_workspace -emit-const-values -const-gather-protocols-list /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SwiftUtils.build/Debug-watchos/Utilities-t.build/Objects-normal/arm64_32/Utilities_const_extract_protocols.json -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-watchos/include -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SwiftUtils.build/Debug-watchos/Utilities-t.build/DerivedSources-normal/arm64_32 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SwiftUtils.build/Debug-watchos/Utilities-t.build/DerivedSources/arm64_32 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SwiftUtils.build/Debug-watchos/Utilities-t.build/DerivedSources -Xcc -DSWIFT_PACKAGE -Xcc -DDEBUG\=1 -emit-objc-header -emit-objc-header-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SwiftUtils.build/Debug-watchos/Utilities-t.build/Objects-normal/arm64_32/Utilities-Swift.h -working-directory /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode -experimental-emit-module-separately -disable-cmo
SwiftDriver Utilities normal arm64 com.apple.xcode.tools.swift.compiler (in target 'Utilities' from project 'SwiftUtils')
cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
builtin-SwiftDriver -- /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/swiftc -parse-as-library -module-name Utilities -Onone @/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SwiftUtils.build/Debug-watchos/Utilities-t.build/Objects-normal/arm64/Utilities.SwiftFileList -DSWIFT_PACKAGE -DDEBUG -DSWIFT_MODULE_RESOURCE_BUNDLE_UNAVAILABLE -DXcode -enable-experimental-feature BuiltinModule -enable-experimental-feature RawLayout -enable-experimental-feature NoncopyableGenerics -enable-experimental-feature NoncopyableGenerics2 -enable-experimental-feature BitwiseCopyable -enable-experimental-feature BitwiseCopyable2 -enable-experimental-feature BuiltinAddressOfRawLayout -enable-experimental-feature BuiltinStoreRaw -enable-builtin-module -plugin-path /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift/host/plugins/testing -enable-experimental-feature DebugDescriptionMacro -sdk /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS27.0.sdk -target arm64-apple-watchos9.0 -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 6 -I /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-watchos -Isystem /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/WatchOS.platform/Developer/usr/lib -F /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-watchos -F /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/WatchOS.platform/Developer/Library/Frameworks -F /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS27.0.sdk/Developer/Library/Frameworks -c -j10 -enable-batch-mode -incremental -Xcc -ivfsstatcache -Xcc /Users/admin/builder/spi-builder-workspace/.derivedData/SDKStatCaches.noindex/watchos27.0-24R360-e829b21a6f8c9b70876ba0858053c04477534ef55a1706bf4c1112bbb242f0a2.sdkstatcache -output-file-map /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SwiftUtils.build/Debug-watchos/Utilities-t.build/Objects-normal/arm64/Utilities-OutputFileMap.json -save-temps -no-color-diagnostics -explicit-module-build -module-cache-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SwiftExplicitPrecompiledModules -clang-scanner-module-cache-path /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex -sdk-module-cache-path /Users/admin/builder/spi-builder-workspace/.derivedData/SDKExplicitPrecompiledModules -emit-dependencies -emit-module -emit-module-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SwiftUtils.build/Debug-watchos/Utilities-t.build/Objects-normal/arm64/Utilities.swiftmodule -serialize-diagnostics -dependency-scan-serialize-diagnostics-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SwiftUtils.build/Debug-watchos/Utilities-t.build/Objects-normal/arm64/Utilities-dependency-scan.dia -validate-clang-modules-once -clang-build-session-file /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/Session.modulevalidation -Xcc -fmodules-prune-interval\=86400 -Xcc -fmodules-prune-after\=345600 -package-name spi_builder_workspace -emit-const-values -const-gather-protocols-list /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SwiftUtils.build/Debug-watchos/Utilities-t.build/Objects-normal/arm64/Utilities_const_extract_protocols.json -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-watchos/include -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SwiftUtils.build/Debug-watchos/Utilities-t.build/DerivedSources-normal/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SwiftUtils.build/Debug-watchos/Utilities-t.build/DerivedSources/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SwiftUtils.build/Debug-watchos/Utilities-t.build/DerivedSources -Xcc -DSWIFT_PACKAGE -Xcc -DDEBUG\=1 -emit-objc-header -emit-objc-header-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SwiftUtils.build/Debug-watchos/Utilities-t.build/Objects-normal/arm64/Utilities-Swift.h -working-directory /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode -experimental-emit-module-separately -disable-cmo
SwiftExplicitDependencyGeneratePcm arm64 /Users/admin/builder/spi-builder-workspace/.derivedData/SDKExplicitPrecompiledModules/_SwiftConcurrencyShims-CTPSFSTDCBVSSQFHL6I305U72.pcm
SwiftExplicitDependencyGeneratePcm arm64_32 /Users/admin/builder/spi-builder-workspace/.derivedData/SDKExplicitPrecompiledModules/SwiftShims-D9VBB138U50XYYGW2C2V21N3L.pcm
SwiftExplicitDependencyGeneratePcm arm64 /Users/admin/builder/spi-builder-workspace/.derivedData/SDKExplicitPrecompiledModules/SwiftShims-AJ4AZYHQNC33R5RLN7AGEIOMP.pcm
SwiftExplicitDependencyGeneratePcm arm64_32 /Users/admin/builder/spi-builder-workspace/.derivedData/SDKExplicitPrecompiledModules/_SwiftConcurrencyShims-58G4ISYSYDV3AT1DDGEE0QCUF.pcm
SwiftCompile normal arm64_32 Compiling\ ThrowingFunction.swift /Users/admin/builder/spi-builder-workspace/Sources/SwiftUtils/ThrowingFunction.swift (in target 'Utilities' from project 'SwiftUtils')
SwiftCompile normal arm64_32 /Users/admin/builder/spi-builder-workspace/Sources/SwiftUtils/ThrowingFunction.swift (in target 'Utilities' from project 'SwiftUtils')
cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
builtin-SwiftPerFileCompile ThrowingFunction.swift
SwiftCompile normal arm64_32 Compiling\ SwiftUtils.swift /Users/admin/builder/spi-builder-workspace/Sources/SwiftUtils/SwiftUtils.swift (in target 'Utilities' from project 'SwiftUtils')
SwiftCompile normal arm64_32 /Users/admin/builder/spi-builder-workspace/Sources/SwiftUtils/SwiftUtils.swift (in target 'Utilities' from project 'SwiftUtils')
cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
builtin-SwiftPerFileCompile SwiftUtils.swift
SwiftCompile normal arm64_32 Compiling\ Utils.swift /Users/admin/builder/spi-builder-workspace/Sources/SwiftUtils/Utils.swift (in target 'Utilities' from project 'SwiftUtils')
SwiftCompile normal arm64_32 /Users/admin/builder/spi-builder-workspace/Sources/SwiftUtils/Utils.swift (in target 'Utilities' from project 'SwiftUtils')
cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
builtin-SwiftPerFileCompile Utils.swift
SwiftCompile normal arm64_32 Compiling\ Variant+Error.swift /Users/admin/builder/spi-builder-workspace/Sources/SwiftUtils/Variant+Error.swift (in target 'Utilities' from project 'SwiftUtils')
SwiftCompile normal arm64_32 /Users/admin/builder/spi-builder-workspace/Sources/SwiftUtils/Variant+Error.swift (in target 'Utilities' from project 'SwiftUtils')
cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
builtin-SwiftPerFileCompile Variant+Error.swift
SwiftCompile normal arm64_32 Compiling\ Tuple.swift /Users/admin/builder/spi-builder-workspace/Sources/SwiftUtils/Tuple.swift (in target 'Utilities' from project 'SwiftUtils')
SwiftCompile normal arm64_32 /Users/admin/builder/spi-builder-workspace/Sources/SwiftUtils/Tuple.swift (in target 'Utilities' from project 'SwiftUtils')
cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
builtin-SwiftPerFileCompile Tuple.swift
SwiftCompile normal arm64_32 Compiling\ Variant.swift /Users/admin/builder/spi-builder-workspace/Sources/SwiftUtils/Variant.swift (in target 'Utilities' from project 'SwiftUtils')
SwiftCompile normal arm64_32 /Users/admin/builder/spi-builder-workspace/Sources/SwiftUtils/Variant.swift (in target 'Utilities' from project 'SwiftUtils')
cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
builtin-SwiftPerFileCompile Variant.swift
SwiftCompile normal arm64_32 Compiling\ MaybeUninit.swift /Users/admin/builder/spi-builder-workspace/Sources/SwiftUtils/MaybeUninit.swift (in target 'Utilities' from project 'SwiftUtils')
SwiftCompile normal arm64_32 /Users/admin/builder/spi-builder-workspace/Sources/SwiftUtils/MaybeUninit.swift (in target 'Utilities' from project 'SwiftUtils')
cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
builtin-SwiftPerFileCompile MaybeUninit.swift
SwiftCompile normal arm64_32 Compiling\ Function.swift /Users/admin/builder/spi-builder-workspace/Sources/SwiftUtils/Function.swift (in target 'Utilities' from project 'SwiftUtils')
SwiftCompile normal arm64_32 /Users/admin/builder/spi-builder-workspace/Sources/SwiftUtils/Function.swift (in target 'Utilities' from project 'SwiftUtils')
cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
builtin-SwiftPerFileCompile Function.swift
SwiftEmitModule normal arm64_32 Emitting\ module\ for\ Utilities (in target 'Utilities' from project 'SwiftUtils')
/Users/admin/builder/spi-builder-workspace/Sources/SwiftUtils/AsyncFunction.swift:5:29: error: parameter packs in generic types are only available in watchOS 10.0.0 or newer
3 | /// This construct provide a nominal interface to the swift's async closure type
4 | @frozen
5 | public struct AsyncFunction<each Input, Output> {
| | `- error: parameter packs in generic types are only available in watchOS 10.0.0 or newer
| `- note: add '@available' attribute to enclosing generic struct
6 |
7 | @_alwaysEmitIntoClient
/Users/admin/builder/spi-builder-workspace/Sources/SwiftUtils/AsyncThrowingFunction.swift:7:41: error: parameter packs in generic types are only available in watchOS 10.0.0 or newer
5 | /// This construct provide a nominal interface to the swift's async throwing closure type
6 | @frozen
7 | public struct AsyncThrowingFunction<each Input, Error: Swift.Error, Output> {
| | `- error: parameter packs in generic types are only available in watchOS 10.0.0 or newer
| `- note: add '@available' attribute to enclosing generic struct
8 |
9 | @_alwaysEmitIntoClient
/Users/admin/builder/spi-builder-workspace/Sources/SwiftUtils/Function.swift:5:24: error: parameter packs in generic types are only available in watchOS 10.0.0 or newer
3 | /// This construct provide a nominal interface to the swift's closure type
4 | @frozen
5 | public struct Function<each Input, Output> {
| | `- error: parameter packs in generic types are only available in watchOS 10.0.0 or newer
| `- note: add '@available' attribute to enclosing generic struct
6 |
7 | @_alwaysEmitIntoClient
/Users/admin/builder/spi-builder-workspace/Sources/SwiftUtils/ThrowingFunction.swift:6:36: error: parameter packs in generic types are only available in watchOS 10.0.0 or newer
4 | /// This construct provide a nominal interface to the swift's throwing closure type
5 | @frozen
6 | public struct ThrowingFunction<each Input, Error: Swift.Error, Output> {
| | `- error: parameter packs in generic types are only available in watchOS 10.0.0 or newer
| `- note: add '@available' attribute to enclosing generic struct
7 |
8 | @_alwaysEmitIntoClient
/Users/admin/builder/spi-builder-workspace/Sources/SwiftUtils/Tuple.swift:19:21: error: parameter packs in generic types are only available in watchOS 10.0.0 or newer
17 | @dynamicMemberLookup
18 | @frozen
19 | public struct Tuple<each Value> {
| | `- error: parameter packs in generic types are only available in watchOS 10.0.0 or newer
| `- note: add '@available' attribute to enclosing generic struct
20 |
21 | /// the tuple
/Users/admin/builder/spi-builder-workspace/Sources/SwiftUtils/Variant.swift:12:23: error: parameter packs in generic types are only available in watchOS 10.0.0 or newer
10 | /// value of any type from the list of types
11 | @frozen
12 | public struct Variant<each Item>: ~Copyable {
| | `- error: parameter packs in generic types are only available in watchOS 10.0.0 or newer
| `- note: add '@available' attribute to enclosing generic struct
13 |
14 | @_alwaysEmitIntoClient
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/SwiftUtils/AsyncFunction.swift /Users/admin/builder/spi-builder-workspace/Sources/SwiftUtils/AsyncThrowingFunction.swift /Users/admin/builder/spi-builder-workspace/Sources/SwiftUtils/Function.swift /Users/admin/builder/spi-builder-workspace/Sources/SwiftUtils/MaybeUninit.swift /Users/admin/builder/spi-builder-workspace/Sources/SwiftUtils/SwiftUtils.swift /Users/admin/builder/spi-builder-workspace/Sources/SwiftUtils/ThrowingFunction.swift /Users/admin/builder/spi-builder-workspace/Sources/SwiftUtils/Tuple.swift /Users/admin/builder/spi-builder-workspace/Sources/SwiftUtils/Utils.swift /Users/admin/builder/spi-builder-workspace/Sources/SwiftUtils/Variant+Error.swift /Users/admin/builder/spi-builder-workspace/Sources/SwiftUtils/Variant.swift -target arm64_32-apple-watchos9.0 -disable-cross-import-overlay-search -load-resolved-plugin /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/WatchOS.platform/Developer/usr/lib/swift/host/plugins/libSwiftMacros.dylib\#/Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/WatchOS.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/.derivedData/Build/Intermediates.noindex/SwiftUtils.build/Debug-watchos/Utilities-t.build/Objects-normal/arm64_32/Utilities-dependencies-2.json -enable-objc-interop -sdk /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS27.0.sdk -I /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-watchos -Isystem /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/WatchOS.platform/Developer/usr/lib -F /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-watchos -F /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/WatchOS.platform/Developer/Library/Frameworks -F /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS27.0.sdk/Developer/Library/Frameworks -module-cache-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SwiftExplicitPrecompiledModules -no-color-diagnostics -Xcc -fno-color-diagnostics -enable-testing -g -debug-info-format\=dwarf -dwarf-version\=4 -profile-generate -profile-coverage-mapping -swift-version 6 -Onone -D SWIFT_PACKAGE -D DEBUG -D SWIFT_MODULE_RESOURCE_BUNDLE_UNAVAILABLE -D Xcode -serialize-debugging-options -enable-experimental-feature BuiltinModule -enable-experimental-feature RawLayout -enable-experimental-feature NoncopyableGenerics -enable-experimental-feature NoncopyableGenerics2 -enable-experimental-feature BitwiseCopyable -enable-experimental-feature BitwiseCopyable2 -enable-experimental-feature BuiltinAddressOfRawLayout -enable-experimental-feature BuiltinStoreRaw -enable-experimental-feature DebugDescriptionMacro -empty-abi-descriptor -validate-clang-modules-once -clang-build-session-file /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/Session.modulevalidation -enable-builtin-module -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/watchos27.0-24R360-e829b21a6f8c9b70876ba0858053c04477534ef55a1706bf4c1112bbb242f0a2.sdkstatcache -Xcc -fmodules-prune-interval\=86400 -Xcc -fmodules-prune-after\=345600 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-watchos/include -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SwiftUtils.build/Debug-watchos/Utilities-t.build/DerivedSources-normal/arm64_32 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SwiftUtils.build/Debug-watchos/Utilities-t.build/DerivedSources/arm64_32 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SwiftUtils.build/Debug-watchos/Utilities-t.build/DerivedSources -Xcc -DSWIFT_PACKAGE -Xcc -DDEBUG\=1 -no-auto-bridging-header-chaining -module-name Utilities -package-name spi_builder_workspace -const-gather-protocols-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SwiftUtils.build/Debug-watchos/Utilities-t.build/Objects-normal/arm64_32/Utilities_const_extract_protocols.json -disable-clang-spi -clang-target arm64_32-apple-watchos27.0 -target-sdk-version 27.0 -target-sdk-name watchos27.0 -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/.derivedData/Build/Intermediates.noindex/SwiftUtils.build/Debug-watchos/Utilities-t.build/Objects-normal/arm64_32/Utilities.swiftdoc -emit-module-source-info-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SwiftUtils.build/Debug-watchos/Utilities-t.build/Objects-normal/arm64_32/Utilities.swiftsourceinfo -emit-objc-header-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SwiftUtils.build/Debug-watchos/Utilities-t.build/Objects-normal/arm64_32/Utilities-Swift.h -serialize-diagnostics-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SwiftUtils.build/Debug-watchos/Utilities-t.build/Objects-normal/arm64_32/Utilities-primary-emit-module.dia -emit-dependencies-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SwiftUtils.build/Debug-watchos/Utilities-t.build/Objects-normal/arm64_32/Utilities-primary-emit-module.d -parse-as-library -o /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SwiftUtils.build/Debug-watchos/Utilities-t.build/Objects-normal/arm64_32/Utilities.swiftmodule -emit-abi-descriptor-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SwiftUtils.build/Debug-watchos/Utilities-t.build/Objects-normal/arm64_32/Utilities.abi.json
SwiftCompile normal arm64_32 (in target 'Utilities' from project 'SwiftUtils')
cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
SwiftCompile normal arm64_32 Compiling\ AsyncThrowingFunction.swift /Users/admin/builder/spi-builder-workspace/Sources/SwiftUtils/AsyncThrowingFunction.swift (in target 'Utilities' from project 'SwiftUtils')
SwiftCompile normal arm64_32 /Users/admin/builder/spi-builder-workspace/Sources/SwiftUtils/AsyncThrowingFunction.swift (in target 'Utilities' from project 'SwiftUtils')
cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
builtin-SwiftPerFileCompile AsyncThrowingFunction.swift
SwiftEmitModule normal arm64 Emitting\ module\ for\ Utilities (in target 'Utilities' from project 'SwiftUtils')
SwiftCompile normal arm64 (in target 'Utilities' from project 'SwiftUtils')
cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
PruneExplicitPrecompiledModules /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SwiftExplicitPrecompiledModules
PruneExplicitPrecompiledModules /Users/admin/builder/spi-builder-workspace/.derivedData/SDKExplicitPrecompiledModules
PruneExplicitPrecompiledModules /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ExplicitPrecompiledModules
2026-09-22 15:57:33.444 xcodebuild[623:3823] [MT] IDERunDestination: Supported platforms for the buildables in the current scheme is empty.
** BUILD FAILED **
The following build commands failed:
SwiftEmitModule normal arm64_32 Emitting\ module\ for\ Utilities (in target 'Utilities' from project 'SwiftUtils')
SwiftCompile normal arm64_32 (in target 'Utilities' from project 'SwiftUtils')
Building workspace SwiftUtils with scheme SwiftUtils
(3 failures)
Command line invocation:
/Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/usr/bin/xcodebuild -IDEClonedSourcePackagesDirPathOverride=/Users/admin/builder/spi-builder-workspace/.dependencies -resolvePackageDependencies
Resolve Package Graph
Resolved source packages:
SwiftUtils: /Users/admin/builder/spi-builder-workspace
resolved source packages: SwiftUtils
2026-09-22 15:57:36.664 xcodebuild[652:3992] [MT] IDERunDestination: Supported platforms for the buildables in the current scheme is empty.
{
"dependencies" : [
],
"manifest_display_name" : "SwiftUtils",
"name" : "SwiftUtils",
"path" : "/Users/admin/builder/spi-builder-workspace",
"platforms" : [
{
"name" : "macos",
"version" : "15.0"
}
],
"products" : [
{
"name" : "Utilities",
"targets" : [
"Utilities"
],
"type" : {
"library" : [
"automatic"
]
}
}
],
"targets" : [
{
"c99name" : "Utilities",
"module_type" : "SwiftTarget",
"name" : "Utilities",
"path" : "Sources",
"product_memberships" : [
"Utilities"
],
"sources" : [
"SwiftUtils/AsyncFunction.swift",
"SwiftUtils/AsyncThrowingFunction.swift",
"SwiftUtils/Function.swift",
"SwiftUtils/MaybeUninit.swift",
"SwiftUtils/SwiftUtils.swift",
"SwiftUtils/ThrowingFunction.swift",
"SwiftUtils/Tuple.swift",
"SwiftUtils/Utils.swift",
"SwiftUtils/Variant+Error.swift",
"SwiftUtils/Variant.swift"
],
"type" : "library"
},
{
"c99name" : "SwiftUtilsTests",
"module_type" : "SwiftTarget",
"name" : "SwiftUtilsTests",
"path" : "Tests/SwiftUtilsTests",
"sources" : [
"Declarations.swift",
"FunctionTests.swift",
"MaybeUninitTests.swift",
"SwiftUtilsTests.swift",
"TupleTests.swift",
"VariantTests.swift"
],
"target_dependencies" : [
"Utilities"
],
"type" : "test"
}
],
"tools_version" : "6.0"
}
{
"workspace" : {
"name" : "SwiftUtils",
"schemes" : [
"SwiftUtils"
]
}
}
2026-09-22 15:57:37.929 xcodebuild[660:4048] [MT] IDERunDestination: Supported platforms for the buildables in the current scheme is empty.
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-27.0.0-Release.Candidate.app xcrun xcodebuild -IDEClonedSourcePackagesDirPathOverride=$PWD/.dependencies -skipMacroValidation -skipPackagePluginValidation -derivedDataPath $PWD/.derivedData build -scheme SwiftUtils -destination generic/platform=watchOS
Command line invocation:
/Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/usr/bin/xcodebuild -IDEClonedSourcePackagesDirPathOverride=/Users/admin/builder/spi-builder-workspace/.dependencies -skipMacroValidation -skipPackagePluginValidation -derivedDataPath /Users/admin/builder/spi-builder-workspace/.derivedData build -scheme SwiftUtils -destination generic/platform=watchOS
Resolve Package Graph
Resolved source packages:
SwiftUtils: /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 'Utilities-product' in project 'SwiftUtils'
➜ Explicit dependency on target 'Utilities' in project 'SwiftUtils'
Target 'Utilities' in project 'SwiftUtils' (no dependencies)
GatherProvisioningInputs
CreateBuildDescription
ClangStatCache /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang-stat-cache /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS27.0.sdk /Users/admin/builder/spi-builder-workspace/.derivedData/SDKStatCaches.noindex/watchos27.0-24R360-e829b21a6f8c9b70876ba0858053c04477534ef55a1706bf4c1112bbb242f0a2.sdkstatcache
cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
/Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang-stat-cache /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS27.0.sdk -o /Users/admin/builder/spi-builder-workspace/.derivedData/SDKStatCaches.noindex/watchos27.0-24R360-e829b21a6f8c9b70876ba0858053c04477534ef55a1706bf4c1112bbb242f0a2.sdkstatcache
SwiftDriver Utilities normal arm64_32 com.apple.xcode.tools.swift.compiler (in target 'Utilities' from project 'SwiftUtils')
cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
builtin-SwiftDriver -- /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/swiftc -parse-as-library -module-name Utilities -Onone @/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SwiftUtils.build/Debug-watchos/Utilities-t.build/Objects-normal/arm64_32/Utilities.SwiftFileList -DSWIFT_PACKAGE -DDEBUG -DSWIFT_MODULE_RESOURCE_BUNDLE_UNAVAILABLE -DXcode -enable-experimental-feature BuiltinModule -enable-experimental-feature RawLayout -enable-experimental-feature NoncopyableGenerics -enable-experimental-feature NoncopyableGenerics2 -enable-experimental-feature BitwiseCopyable -enable-experimental-feature BitwiseCopyable2 -enable-experimental-feature BuiltinAddressOfRawLayout -enable-experimental-feature BuiltinStoreRaw -enable-builtin-module -plugin-path /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift/host/plugins/testing -enable-experimental-feature DebugDescriptionMacro -sdk /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS27.0.sdk -target arm64_32-apple-watchos9.0 -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 6 -I /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-watchos -Isystem /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/WatchOS.platform/Developer/usr/lib -F /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-watchos -F /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/WatchOS.platform/Developer/Library/Frameworks -F /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS27.0.sdk/Developer/Library/Frameworks -c -j10 -enable-batch-mode -incremental -Xcc -ivfsstatcache -Xcc /Users/admin/builder/spi-builder-workspace/.derivedData/SDKStatCaches.noindex/watchos27.0-24R360-e829b21a6f8c9b70876ba0858053c04477534ef55a1706bf4c1112bbb242f0a2.sdkstatcache -output-file-map /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SwiftUtils.build/Debug-watchos/Utilities-t.build/Objects-normal/arm64_32/Utilities-OutputFileMap.json -save-temps -no-color-diagnostics -explicit-module-build -module-cache-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SwiftExplicitPrecompiledModules -clang-scanner-module-cache-path /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex -sdk-module-cache-path /Users/admin/builder/spi-builder-workspace/.derivedData/SDKExplicitPrecompiledModules -emit-dependencies -emit-module -emit-module-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SwiftUtils.build/Debug-watchos/Utilities-t.build/Objects-normal/arm64_32/Utilities.swiftmodule -serialize-diagnostics -dependency-scan-serialize-diagnostics-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SwiftUtils.build/Debug-watchos/Utilities-t.build/Objects-normal/arm64_32/Utilities-dependency-scan.dia -validate-clang-modules-once -clang-build-session-file /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/Session.modulevalidation -Xcc -fmodules-prune-interval\=86400 -Xcc -fmodules-prune-after\=345600 -package-name spi_builder_workspace -emit-const-values -const-gather-protocols-list /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SwiftUtils.build/Debug-watchos/Utilities-t.build/Objects-normal/arm64_32/Utilities_const_extract_protocols.json -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-watchos/include -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SwiftUtils.build/Debug-watchos/Utilities-t.build/DerivedSources-normal/arm64_32 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SwiftUtils.build/Debug-watchos/Utilities-t.build/DerivedSources/arm64_32 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SwiftUtils.build/Debug-watchos/Utilities-t.build/DerivedSources -Xcc -DSWIFT_PACKAGE -Xcc -DDEBUG\=1 -emit-objc-header -emit-objc-header-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SwiftUtils.build/Debug-watchos/Utilities-t.build/Objects-normal/arm64_32/Utilities-Swift.h -working-directory /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode -experimental-emit-module-separately -disable-cmo
SwiftDriver Utilities normal arm64 com.apple.xcode.tools.swift.compiler (in target 'Utilities' from project 'SwiftUtils')
cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
builtin-SwiftDriver -- /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/swiftc -parse-as-library -module-name Utilities -Onone @/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SwiftUtils.build/Debug-watchos/Utilities-t.build/Objects-normal/arm64/Utilities.SwiftFileList -DSWIFT_PACKAGE -DDEBUG -DSWIFT_MODULE_RESOURCE_BUNDLE_UNAVAILABLE -DXcode -enable-experimental-feature BuiltinModule -enable-experimental-feature RawLayout -enable-experimental-feature NoncopyableGenerics -enable-experimental-feature NoncopyableGenerics2 -enable-experimental-feature BitwiseCopyable -enable-experimental-feature BitwiseCopyable2 -enable-experimental-feature BuiltinAddressOfRawLayout -enable-experimental-feature BuiltinStoreRaw -enable-builtin-module -plugin-path /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift/host/plugins/testing -enable-experimental-feature DebugDescriptionMacro -sdk /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS27.0.sdk -target arm64-apple-watchos9.0 -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 6 -I /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-watchos -Isystem /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/WatchOS.platform/Developer/usr/lib -F /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-watchos -F /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/WatchOS.platform/Developer/Library/Frameworks -F /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS27.0.sdk/Developer/Library/Frameworks -c -j10 -enable-batch-mode -incremental -Xcc -ivfsstatcache -Xcc /Users/admin/builder/spi-builder-workspace/.derivedData/SDKStatCaches.noindex/watchos27.0-24R360-e829b21a6f8c9b70876ba0858053c04477534ef55a1706bf4c1112bbb242f0a2.sdkstatcache -output-file-map /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SwiftUtils.build/Debug-watchos/Utilities-t.build/Objects-normal/arm64/Utilities-OutputFileMap.json -save-temps -no-color-diagnostics -explicit-module-build -module-cache-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SwiftExplicitPrecompiledModules -clang-scanner-module-cache-path /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex -sdk-module-cache-path /Users/admin/builder/spi-builder-workspace/.derivedData/SDKExplicitPrecompiledModules -emit-dependencies -emit-module -emit-module-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SwiftUtils.build/Debug-watchos/Utilities-t.build/Objects-normal/arm64/Utilities.swiftmodule -serialize-diagnostics -dependency-scan-serialize-diagnostics-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SwiftUtils.build/Debug-watchos/Utilities-t.build/Objects-normal/arm64/Utilities-dependency-scan.dia -validate-clang-modules-once -clang-build-session-file /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/Session.modulevalidation -Xcc -fmodules-prune-interval\=86400 -Xcc -fmodules-prune-after\=345600 -package-name spi_builder_workspace -emit-const-values -const-gather-protocols-list /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SwiftUtils.build/Debug-watchos/Utilities-t.build/Objects-normal/arm64/Utilities_const_extract_protocols.json -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-watchos/include -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SwiftUtils.build/Debug-watchos/Utilities-t.build/DerivedSources-normal/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SwiftUtils.build/Debug-watchos/Utilities-t.build/DerivedSources/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SwiftUtils.build/Debug-watchos/Utilities-t.build/DerivedSources -Xcc -DSWIFT_PACKAGE -Xcc -DDEBUG\=1 -emit-objc-header -emit-objc-header-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SwiftUtils.build/Debug-watchos/Utilities-t.build/Objects-normal/arm64/Utilities-Swift.h -working-directory /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode -experimental-emit-module-separately -disable-cmo
SwiftEmitModule normal arm64_32 Emitting\ module\ for\ Utilities (in target 'Utilities' from project 'SwiftUtils')
SwiftCompile normal arm64_32 (in target 'Utilities' from project 'SwiftUtils')
cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
/Users/admin/builder/spi-builder-workspace/Sources/SwiftUtils/AsyncFunction.swift:5:29: error: parameter packs in generic types are only available in watchOS 10.0.0 or newer
3 | /// This construct provide a nominal interface to the swift's async closure type
4 | @frozen
5 | public struct AsyncFunction<each Input, Output> {
| | `- error: parameter packs in generic types are only available in watchOS 10.0.0 or newer
| `- note: add '@available' attribute to enclosing generic struct
6 |
7 | @_alwaysEmitIntoClient
/Users/admin/builder/spi-builder-workspace/Sources/SwiftUtils/AsyncThrowingFunction.swift:7:41: error: parameter packs in generic types are only available in watchOS 10.0.0 or newer
5 | /// This construct provide a nominal interface to the swift's async throwing closure type
6 | @frozen
7 | public struct AsyncThrowingFunction<each Input, Error: Swift.Error, Output> {
| | `- error: parameter packs in generic types are only available in watchOS 10.0.0 or newer
| `- note: add '@available' attribute to enclosing generic struct
8 |
9 | @_alwaysEmitIntoClient
/Users/admin/builder/spi-builder-workspace/Sources/SwiftUtils/Function.swift:5:24: error: parameter packs in generic types are only available in watchOS 10.0.0 or newer
3 | /// This construct provide a nominal interface to the swift's closure type
4 | @frozen
5 | public struct Function<each Input, Output> {
| | `- error: parameter packs in generic types are only available in watchOS 10.0.0 or newer
| `- note: add '@available' attribute to enclosing generic struct
6 |
7 | @_alwaysEmitIntoClient
/Users/admin/builder/spi-builder-workspace/Sources/SwiftUtils/ThrowingFunction.swift:6:36: error: parameter packs in generic types are only available in watchOS 10.0.0 or newer
4 | /// This construct provide a nominal interface to the swift's throwing closure type
5 | @frozen
6 | public struct ThrowingFunction<each Input, Error: Swift.Error, Output> {
| | `- error: parameter packs in generic types are only available in watchOS 10.0.0 or newer
| `- note: add '@available' attribute to enclosing generic struct
7 |
8 | @_alwaysEmitIntoClient
/Users/admin/builder/spi-builder-workspace/Sources/SwiftUtils/Tuple.swift:19:21: error: parameter packs in generic types are only available in watchOS 10.0.0 or newer
17 | @dynamicMemberLookup
18 | @frozen
19 | public struct Tuple<each Value> {
| | `- error: parameter packs in generic types are only available in watchOS 10.0.0 or newer
| `- note: add '@available' attribute to enclosing generic struct
20 |
21 | /// the tuple
/Users/admin/builder/spi-builder-workspace/Sources/SwiftUtils/Variant.swift:12:23: error: parameter packs in generic types are only available in watchOS 10.0.0 or newer
10 | /// value of any type from the list of types
11 | @frozen
12 | public struct Variant<each Item>: ~Copyable {
| | `- error: parameter packs in generic types are only available in watchOS 10.0.0 or newer
| `- note: add '@available' attribute to enclosing generic struct
13 |
14 | @_alwaysEmitIntoClient
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/SwiftUtils/AsyncFunction.swift /Users/admin/builder/spi-builder-workspace/Sources/SwiftUtils/AsyncThrowingFunction.swift /Users/admin/builder/spi-builder-workspace/Sources/SwiftUtils/Function.swift /Users/admin/builder/spi-builder-workspace/Sources/SwiftUtils/MaybeUninit.swift /Users/admin/builder/spi-builder-workspace/Sources/SwiftUtils/SwiftUtils.swift /Users/admin/builder/spi-builder-workspace/Sources/SwiftUtils/ThrowingFunction.swift /Users/admin/builder/spi-builder-workspace/Sources/SwiftUtils/Tuple.swift /Users/admin/builder/spi-builder-workspace/Sources/SwiftUtils/Utils.swift /Users/admin/builder/spi-builder-workspace/Sources/SwiftUtils/Variant+Error.swift /Users/admin/builder/spi-builder-workspace/Sources/SwiftUtils/Variant.swift -target arm64_32-apple-watchos9.0 -disable-cross-import-overlay-search -load-resolved-plugin /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/WatchOS.platform/Developer/usr/lib/swift/host/plugins/libSwiftMacros.dylib\#/Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/WatchOS.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/.derivedData/Build/Intermediates.noindex/SwiftUtils.build/Debug-watchos/Utilities-t.build/Objects-normal/arm64_32/Utilities-dependencies-2.json -enable-objc-interop -sdk /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS27.0.sdk -I /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-watchos -Isystem /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/WatchOS.platform/Developer/usr/lib -F /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-watchos -F /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/WatchOS.platform/Developer/Library/Frameworks -F /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS27.0.sdk/Developer/Library/Frameworks -module-cache-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SwiftExplicitPrecompiledModules -no-color-diagnostics -Xcc -fno-color-diagnostics -enable-testing -g -debug-info-format\=dwarf -dwarf-version\=4 -profile-generate -profile-coverage-mapping -swift-version 6 -Onone -D SWIFT_PACKAGE -D DEBUG -D SWIFT_MODULE_RESOURCE_BUNDLE_UNAVAILABLE -D Xcode -serialize-debugging-options -enable-experimental-feature BuiltinModule -enable-experimental-feature RawLayout -enable-experimental-feature NoncopyableGenerics -enable-experimental-feature NoncopyableGenerics2 -enable-experimental-feature BitwiseCopyable -enable-experimental-feature BitwiseCopyable2 -enable-experimental-feature BuiltinAddressOfRawLayout -enable-experimental-feature BuiltinStoreRaw -enable-experimental-feature DebugDescriptionMacro -empty-abi-descriptor -validate-clang-modules-once -clang-build-session-file /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/Session.modulevalidation -enable-builtin-module -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/watchos27.0-24R360-e829b21a6f8c9b70876ba0858053c04477534ef55a1706bf4c1112bbb242f0a2.sdkstatcache -Xcc -fmodules-prune-interval\=86400 -Xcc -fmodules-prune-after\=345600 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-watchos/include -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SwiftUtils.build/Debug-watchos/Utilities-t.build/DerivedSources-normal/arm64_32 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SwiftUtils.build/Debug-watchos/Utilities-t.build/DerivedSources/arm64_32 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SwiftUtils.build/Debug-watchos/Utilities-t.build/DerivedSources -Xcc -DSWIFT_PACKAGE -Xcc -DDEBUG\=1 -no-auto-bridging-header-chaining -module-name Utilities -package-name spi_builder_workspace -const-gather-protocols-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SwiftUtils.build/Debug-watchos/Utilities-t.build/Objects-normal/arm64_32/Utilities_const_extract_protocols.json -disable-clang-spi -clang-target arm64_32-apple-watchos27.0 -target-sdk-version 27.0 -target-sdk-name watchos27.0 -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/.derivedData/Build/Intermediates.noindex/SwiftUtils.build/Debug-watchos/Utilities-t.build/Objects-normal/arm64_32/Utilities.swiftdoc -emit-module-source-info-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SwiftUtils.build/Debug-watchos/Utilities-t.build/Objects-normal/arm64_32/Utilities.swiftsourceinfo -emit-objc-header-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SwiftUtils.build/Debug-watchos/Utilities-t.build/Objects-normal/arm64_32/Utilities-Swift.h -serialize-diagnostics-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SwiftUtils.build/Debug-watchos/Utilities-t.build/Objects-normal/arm64_32/Utilities-primary-emit-module.dia -emit-dependencies-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SwiftUtils.build/Debug-watchos/Utilities-t.build/Objects-normal/arm64_32/Utilities-primary-emit-module.d -parse-as-library -o /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SwiftUtils.build/Debug-watchos/Utilities-t.build/Objects-normal/arm64_32/Utilities.swiftmodule -emit-abi-descriptor-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SwiftUtils.build/Debug-watchos/Utilities-t.build/Objects-normal/arm64_32/Utilities.abi.json
SwiftCompile normal arm64_32 Compiling\ AsyncFunction.swift /Users/admin/builder/spi-builder-workspace/Sources/SwiftUtils/AsyncFunction.swift (in target 'Utilities' from project 'SwiftUtils')
SwiftCompile normal arm64_32 /Users/admin/builder/spi-builder-workspace/Sources/SwiftUtils/AsyncFunction.swift (in target 'Utilities' from project 'SwiftUtils')
cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
builtin-SwiftPerFileCompile AsyncFunction.swift
SwiftCompile normal arm64_32 Compiling\ Function.swift /Users/admin/builder/spi-builder-workspace/Sources/SwiftUtils/Function.swift (in target 'Utilities' from project 'SwiftUtils')
SwiftCompile normal arm64_32 /Users/admin/builder/spi-builder-workspace/Sources/SwiftUtils/Function.swift (in target 'Utilities' from project 'SwiftUtils')
cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
builtin-SwiftPerFileCompile Function.swift
SwiftCompile normal arm64_32 Compiling\ AsyncThrowingFunction.swift /Users/admin/builder/spi-builder-workspace/Sources/SwiftUtils/AsyncThrowingFunction.swift (in target 'Utilities' from project 'SwiftUtils')
SwiftCompile normal arm64_32 /Users/admin/builder/spi-builder-workspace/Sources/SwiftUtils/AsyncThrowingFunction.swift (in target 'Utilities' from project 'SwiftUtils')
cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
builtin-SwiftPerFileCompile AsyncThrowingFunction.swift
SwiftCompile normal arm64_32 Compiling\ SwiftUtils.swift /Users/admin/builder/spi-builder-workspace/Sources/SwiftUtils/SwiftUtils.swift (in target 'Utilities' from project 'SwiftUtils')
SwiftCompile normal arm64_32 /Users/admin/builder/spi-builder-workspace/Sources/SwiftUtils/SwiftUtils.swift (in target 'Utilities' from project 'SwiftUtils')
cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
builtin-SwiftPerFileCompile SwiftUtils.swift
SwiftCompile normal arm64_32 Compiling\ MaybeUninit.swift /Users/admin/builder/spi-builder-workspace/Sources/SwiftUtils/MaybeUninit.swift (in target 'Utilities' from project 'SwiftUtils')
SwiftCompile normal arm64_32 /Users/admin/builder/spi-builder-workspace/Sources/SwiftUtils/MaybeUninit.swift (in target 'Utilities' from project 'SwiftUtils')
cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
builtin-SwiftPerFileCompile MaybeUninit.swift
SwiftEmitModule normal arm64 Emitting\ module\ for\ Utilities (in target 'Utilities' from project 'SwiftUtils')
/Users/admin/builder/spi-builder-workspace/Sources/SwiftUtils/AsyncFunction.swift:5:29: error: parameter packs in generic types are only available in watchOS 10.0.0 or newer
3 | /// This construct provide a nominal interface to the swift's async closure type
4 | @frozen
5 | public struct AsyncFunction<each Input, Output> {
| | `- error: parameter packs in generic types are only available in watchOS 10.0.0 or newer
| `- note: add '@available' attribute to enclosing generic struct
6 |
7 | @_alwaysEmitIntoClient
/Users/admin/builder/spi-builder-workspace/Sources/SwiftUtils/AsyncThrowingFunction.swift:7:41: error: parameter packs in generic types are only available in watchOS 10.0.0 or newer
5 | /// This construct provide a nominal interface to the swift's async throwing closure type
6 | @frozen
7 | public struct AsyncThrowingFunction<each Input, Error: Swift.Error, Output> {
| | `- error: parameter packs in generic types are only available in watchOS 10.0.0 or newer
| `- note: add '@available' attribute to enclosing generic struct
8 |
9 | @_alwaysEmitIntoClient
/Users/admin/builder/spi-builder-workspace/Sources/SwiftUtils/Function.swift:5:24: error: parameter packs in generic types are only available in watchOS 10.0.0 or newer
3 | /// This construct provide a nominal interface to the swift's closure type
4 | @frozen
5 | public struct Function<each Input, Output> {
| | `- error: parameter packs in generic types are only available in watchOS 10.0.0 or newer
| `- note: add '@available' attribute to enclosing generic struct
6 |
7 | @_alwaysEmitIntoClient
/Users/admin/builder/spi-builder-workspace/Sources/SwiftUtils/ThrowingFunction.swift:6:36: error: parameter packs in generic types are only available in watchOS 10.0.0 or newer
4 | /// This construct provide a nominal interface to the swift's throwing closure type
5 | @frozen
6 | public struct ThrowingFunction<each Input, Error: Swift.Error, Output> {
| | `- error: parameter packs in generic types are only available in watchOS 10.0.0 or newer
| `- note: add '@available' attribute to enclosing generic struct
7 |
8 | @_alwaysEmitIntoClient
/Users/admin/builder/spi-builder-workspace/Sources/SwiftUtils/Tuple.swift:19:21: error: parameter packs in generic types are only available in watchOS 10.0.0 or newer
17 | @dynamicMemberLookup
18 | @frozen
19 | public struct Tuple<each Value> {
| | `- error: parameter packs in generic types are only available in watchOS 10.0.0 or newer
| `- note: add '@available' attribute to enclosing generic struct
20 |
21 | /// the tuple
SwiftCompile normal arm64 (in target 'Utilities' from project 'SwiftUtils')
cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
SwiftCompile normal arm64_32 Compiling\ ThrowingFunction.swift /Users/admin/builder/spi-builder-workspace/Sources/SwiftUtils/ThrowingFunction.swift (in target 'Utilities' from project 'SwiftUtils')
SwiftCompile normal arm64_32 /Users/admin/builder/spi-builder-workspace/Sources/SwiftUtils/ThrowingFunction.swift (in target 'Utilities' from project 'SwiftUtils')
cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
builtin-SwiftPerFileCompile ThrowingFunction.swift
SwiftCompile normal arm64 Compiling\ Function.swift /Users/admin/builder/spi-builder-workspace/Sources/SwiftUtils/Function.swift (in target 'Utilities' from project 'SwiftUtils')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/SwiftUtils/Function.swift (in target 'Utilities' from project 'SwiftUtils')
cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
builtin-SwiftPerFileCompile Function.swift
SwiftCompile normal arm64 Compiling\ ThrowingFunction.swift /Users/admin/builder/spi-builder-workspace/Sources/SwiftUtils/ThrowingFunction.swift (in target 'Utilities' from project 'SwiftUtils')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/SwiftUtils/ThrowingFunction.swift (in target 'Utilities' from project 'SwiftUtils')
cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
builtin-SwiftPerFileCompile ThrowingFunction.swift
SwiftCompile normal arm64 Compiling\ Tuple.swift /Users/admin/builder/spi-builder-workspace/Sources/SwiftUtils/Tuple.swift (in target 'Utilities' from project 'SwiftUtils')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/SwiftUtils/Tuple.swift (in target 'Utilities' from project 'SwiftUtils')
cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
builtin-SwiftPerFileCompile Tuple.swift
PruneExplicitPrecompiledModules /Users/admin/builder/spi-builder-workspace/.derivedData/SDKExplicitPrecompiledModules
PruneExplicitPrecompiledModules /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ExplicitPrecompiledModules
PruneExplicitPrecompiledModules /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SwiftExplicitPrecompiledModules
2026-09-22 15:57:38.883 xcodebuild[661:4071] [MT] IDERunDestination: Supported platforms for the buildables in the current scheme is empty.
** BUILD FAILED **
The following build commands failed:
SwiftCompile normal arm64_32 (in target 'Utilities' from project 'SwiftUtils')
SwiftEmitModule normal arm64_32 Emitting\ module\ for\ Utilities (in target 'Utilities' from project 'SwiftUtils')
Building workspace SwiftUtils with scheme SwiftUtils
(3 failures)
BUILD FAILURE 6.4 watchOS