Build Information
Failed to build SwiftHorizontalRuler, reference main (d43b76), with Swift 6.4 for watchOS using Xcode 27.0 on 28 Sep 2026 01:13:37 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 SwiftHorizontalRuler -destination generic/platform=watchOSBuild Log
========================================
RunAll
========================================
Builder version: 5.1.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/unibrix/SwiftHorizontalRuler.git
Reference: main
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/unibrix/SwiftHorizontalRuler
* branch main -> FETCH_HEAD
* [new branch] main -> origin/main
HEAD is now at d43b766 Report value changes only for user scrolling
Cloned https://github.com/unibrix/SwiftHorizontalRuler.git
Revision (git rev-parse @):
d43b76650a38f4c128cb34605da364ac8e8b2914
SUCCESS checkout https://github.com/unibrix/SwiftHorizontalRuler.git at main
========================================
Build
========================================
Selected platform: watchOS
Swift version: 6.4
Building package at path: $PWD
https://github.com/unibrix/SwiftHorizontalRuler.git
Command line invocation:
/Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/usr/bin/xcodebuild -IDEClonedSourcePackagesDirPathOverride=/Users/admin/builder/spi-builder-workspace/.dependencies -resolvePackageDependencies
Resolve Package Graph
Resolve Package Graph
Resolved source packages:
SwiftHorizontalRuler: /Users/admin/builder/spi-builder-workspace
resolved source packages: SwiftHorizontalRuler
2026-09-27 21:12:57.893 xcodebuild[529:3028] [MT] IDERunDestination: Supported platforms for the buildables in the current scheme is empty.
{
"dependencies" : [
],
"manifest_display_name" : "SwiftHorizontalRuler",
"name" : "SwiftHorizontalRuler",
"path" : "/Users/admin/builder/spi-builder-workspace",
"platforms" : [
{
"name" : "ios",
"version" : "17.0"
}
],
"products" : [
{
"name" : "SwiftHorizontalRuler",
"targets" : [
"SwiftHorizontalRuler"
],
"type" : {
"library" : [
"automatic"
]
}
}
],
"targets" : [
{
"c99name" : "SwiftHorizontalRulerTests",
"module_type" : "SwiftTarget",
"name" : "SwiftHorizontalRulerTests",
"path" : "Tests/SwiftHorizontalRulerTests",
"sources" : [
"HorizontalRulerScrollViewTests.swift"
],
"target_dependencies" : [
"SwiftHorizontalRuler"
],
"type" : "test"
},
{
"c99name" : "SwiftHorizontalRuler",
"module_type" : "SwiftTarget",
"name" : "SwiftHorizontalRuler",
"path" : "Sources/SwiftHorizontalRuler",
"product_memberships" : [
"SwiftHorizontalRuler"
],
"sources" : [
"HorizontalRuler.swift",
"HorizontalRulerConfig.swift",
"HorizontalRulerScrollView.swift"
],
"type" : "library"
}
],
"tools_version" : "5.9"
}
{
"workspace" : {
"name" : "SwiftHorizontalRuler",
"schemes" : [
"SwiftHorizontalRuler"
]
}
}
2026-09-27 21:13:29.774 xcodebuild[626:3819] [MT] IDERunDestination: Supported platforms for the buildables in the current scheme is empty.
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-27.0.0-Release.Candidate.app xcrun xcodebuild -IDEClonedSourcePackagesDirPathOverride=$PWD/.dependencies -skipMacroValidation -skipPackagePluginValidation -derivedDataPath $PWD/.derivedData build -scheme SwiftHorizontalRuler -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 SwiftHorizontalRuler -destination generic/platform=watchOS
Resolve Package Graph
Resolved source packages:
SwiftHorizontalRuler: /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 'SwiftHorizontalRuler-product' in project 'SwiftHorizontalRuler'
➜ Explicit dependency on target 'SwiftHorizontalRuler' in project 'SwiftHorizontalRuler'
Target 'SwiftHorizontalRuler' in project 'SwiftHorizontalRuler' (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: 17177700e07075bdd9f2c8dbe4904ee1
Build description path: /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/XCBuildData/17177700e07075bdd9f2c8dbe4904ee1.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/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/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/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
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
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/SwiftHorizontalRuler.build/Debug-watchos/SwiftHorizontalRuler-t.build/SwiftHorizontalRuler.modulemap (in target 'SwiftHorizontalRuler' from project 'SwiftHorizontalRuler')
cd /Users/admin/builder/spi-builder-workspace
write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SwiftHorizontalRuler.build/Debug-watchos/SwiftHorizontalRuler-t.build/SwiftHorizontalRuler.modulemap
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SwiftHorizontalRuler.build/Debug-watchos/SwiftHorizontalRuler-t.build/SwiftHorizontalRuler.DependencyStaticMetadataFileList (in target 'SwiftHorizontalRuler' from project 'SwiftHorizontalRuler')
cd /Users/admin/builder/spi-builder-workspace
write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SwiftHorizontalRuler.build/Debug-watchos/SwiftHorizontalRuler-t.build/SwiftHorizontalRuler.DependencyStaticMetadataFileList
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SwiftHorizontalRuler.build/Debug-watchos/SwiftHorizontalRuler-t.build/SwiftHorizontalRuler.DependencyMetadataFileList (in target 'SwiftHorizontalRuler' from project 'SwiftHorizontalRuler')
cd /Users/admin/builder/spi-builder-workspace
write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SwiftHorizontalRuler.build/Debug-watchos/SwiftHorizontalRuler-t.build/SwiftHorizontalRuler.DependencyMetadataFileList
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SwiftHorizontalRuler.build/Debug-watchos/SwiftHorizontalRuler-t.build/Objects-normal/arm64_32/SwiftHorizontalRuler.SwiftFileList (in target 'SwiftHorizontalRuler' from project 'SwiftHorizontalRuler')
cd /Users/admin/builder/spi-builder-workspace
write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SwiftHorizontalRuler.build/Debug-watchos/SwiftHorizontalRuler-t.build/Objects-normal/arm64_32/SwiftHorizontalRuler.SwiftFileList
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SwiftHorizontalRuler.build/Debug-watchos/SwiftHorizontalRuler-t.build/Objects-normal/arm64_32/SwiftHorizontalRuler.SwiftConstValuesFileList (in target 'SwiftHorizontalRuler' from project 'SwiftHorizontalRuler')
cd /Users/admin/builder/spi-builder-workspace
write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SwiftHorizontalRuler.build/Debug-watchos/SwiftHorizontalRuler-t.build/Objects-normal/arm64_32/SwiftHorizontalRuler.SwiftConstValuesFileList
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SwiftHorizontalRuler.build/Debug-watchos/SwiftHorizontalRuler-t.build/Objects-normal/arm64_32/SwiftHorizontalRuler-OutputFileMap.json (in target 'SwiftHorizontalRuler' from project 'SwiftHorizontalRuler')
cd /Users/admin/builder/spi-builder-workspace
write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SwiftHorizontalRuler.build/Debug-watchos/SwiftHorizontalRuler-t.build/Objects-normal/arm64_32/SwiftHorizontalRuler-OutputFileMap.json
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SwiftHorizontalRuler.build/Debug-watchos/SwiftHorizontalRuler-t.build/Objects-normal/arm64/SwiftHorizontalRuler_const_extract_protocols.json (in target 'SwiftHorizontalRuler' from project 'SwiftHorizontalRuler')
cd /Users/admin/builder/spi-builder-workspace
write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SwiftHorizontalRuler.build/Debug-watchos/SwiftHorizontalRuler-t.build/Objects-normal/arm64/SwiftHorizontalRuler_const_extract_protocols.json
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SwiftHorizontalRuler.build/Debug-watchos/SwiftHorizontalRuler-t.build/Objects-normal/arm64_32/SwiftHorizontalRuler.LinkFileList (in target 'SwiftHorizontalRuler' from project 'SwiftHorizontalRuler')
cd /Users/admin/builder/spi-builder-workspace
write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SwiftHorizontalRuler.build/Debug-watchos/SwiftHorizontalRuler-t.build/Objects-normal/arm64_32/SwiftHorizontalRuler.LinkFileList
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SwiftHorizontalRuler.build/Debug-watchos/SwiftHorizontalRuler-t.build/Objects-normal/arm64_32/SwiftHorizontalRuler_const_extract_protocols.json (in target 'SwiftHorizontalRuler' from project 'SwiftHorizontalRuler')
cd /Users/admin/builder/spi-builder-workspace
write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SwiftHorizontalRuler.build/Debug-watchos/SwiftHorizontalRuler-t.build/Objects-normal/arm64_32/SwiftHorizontalRuler_const_extract_protocols.json
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SwiftHorizontalRuler.build/Debug-watchos/SwiftHorizontalRuler-t.build/Objects-normal/arm64/SwiftHorizontalRuler.SwiftFileList (in target 'SwiftHorizontalRuler' from project 'SwiftHorizontalRuler')
cd /Users/admin/builder/spi-builder-workspace
write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SwiftHorizontalRuler.build/Debug-watchos/SwiftHorizontalRuler-t.build/Objects-normal/arm64/SwiftHorizontalRuler.SwiftFileList
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SwiftHorizontalRuler.build/Debug-watchos/SwiftHorizontalRuler-t.build/Objects-normal/arm64/SwiftHorizontalRuler.SwiftConstValuesFileList (in target 'SwiftHorizontalRuler' from project 'SwiftHorizontalRuler')
cd /Users/admin/builder/spi-builder-workspace
write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SwiftHorizontalRuler.build/Debug-watchos/SwiftHorizontalRuler-t.build/Objects-normal/arm64/SwiftHorizontalRuler.SwiftConstValuesFileList
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SwiftHorizontalRuler.build/Debug-watchos/SwiftHorizontalRuler-t.build/Objects-normal/arm64/SwiftHorizontalRuler.LinkFileList (in target 'SwiftHorizontalRuler' from project 'SwiftHorizontalRuler')
cd /Users/admin/builder/spi-builder-workspace
write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SwiftHorizontalRuler.build/Debug-watchos/SwiftHorizontalRuler-t.build/Objects-normal/arm64/SwiftHorizontalRuler.LinkFileList
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SwiftHorizontalRuler.build/Debug-watchos/SwiftHorizontalRuler-t.build/Objects-normal/arm64/SwiftHorizontalRuler-OutputFileMap.json (in target 'SwiftHorizontalRuler' from project 'SwiftHorizontalRuler')
cd /Users/admin/builder/spi-builder-workspace
write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SwiftHorizontalRuler.build/Debug-watchos/SwiftHorizontalRuler-t.build/Objects-normal/arm64/SwiftHorizontalRuler-OutputFileMap.json
Copy /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/GeneratedModuleMaps-watchos/SwiftHorizontalRuler.modulemap /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SwiftHorizontalRuler.build/Debug-watchos/SwiftHorizontalRuler-t.build/SwiftHorizontalRuler.modulemap (in target 'SwiftHorizontalRuler' from project 'SwiftHorizontalRuler')
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/SwiftHorizontalRuler.build/Debug-watchos/SwiftHorizontalRuler-t.build/SwiftHorizontalRuler.modulemap /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/GeneratedModuleMaps-watchos
SwiftDriver SwiftHorizontalRuler normal arm64_32 com.apple.xcode.tools.swift.compiler (in target 'SwiftHorizontalRuler' from project 'SwiftHorizontalRuler')
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 SwiftHorizontalRuler -Onone @/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SwiftHorizontalRuler.build/Debug-watchos/SwiftHorizontalRuler-t.build/Objects-normal/arm64_32/SwiftHorizontalRuler.SwiftFileList -DSWIFT_PACKAGE -DDEBUG -DSWIFT_MODULE_RESOURCE_BUNDLE_UNAVAILABLE -DXcode -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-watchos10.0 -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 5 -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/SwiftHorizontalRuler.build/Debug-watchos/SwiftHorizontalRuler-t.build/Objects-normal/arm64_32/SwiftHorizontalRuler-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/SwiftHorizontalRuler.build/Debug-watchos/SwiftHorizontalRuler-t.build/Objects-normal/arm64_32/SwiftHorizontalRuler.swiftmodule -serialize-diagnostics -dependency-scan-serialize-diagnostics-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SwiftHorizontalRuler.build/Debug-watchos/SwiftHorizontalRuler-t.build/Objects-normal/arm64_32/SwiftHorizontalRuler-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/SwiftHorizontalRuler.build/Debug-watchos/SwiftHorizontalRuler-t.build/Objects-normal/arm64_32/SwiftHorizontalRuler_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/SwiftHorizontalRuler.build/Debug-watchos/SwiftHorizontalRuler-t.build/DerivedSources-normal/arm64_32 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SwiftHorizontalRuler.build/Debug-watchos/SwiftHorizontalRuler-t.build/DerivedSources/arm64_32 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SwiftHorizontalRuler.build/Debug-watchos/SwiftHorizontalRuler-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/SwiftHorizontalRuler.build/Debug-watchos/SwiftHorizontalRuler-t.build/Objects-normal/arm64_32/SwiftHorizontalRuler-Swift.h -working-directory /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode -experimental-emit-module-separately -disable-cmo
/Users/admin/builder/spi-builder-workspace/Sources/SwiftHorizontalRuler/HorizontalRuler.swift:1:8: error: Unable to resolve module dependency: 'AudioToolbox' (in target 'SwiftHorizontalRuler' from project 'SwiftHorizontalRuler')
note: A dependency of main module 'SwiftHorizontalRuler'
/Users/admin/builder/spi-builder-workspace/Sources/SwiftHorizontalRuler/HorizontalRuler.swift:1:8: note: A dependency of main module 'SwiftHorizontalRuler'
import AudioToolbox
^ (in target 'SwiftHorizontalRuler' from project 'SwiftHorizontalRuler')
SwiftDriver SwiftHorizontalRuler normal arm64 com.apple.xcode.tools.swift.compiler (in target 'SwiftHorizontalRuler' from project 'SwiftHorizontalRuler')
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 SwiftHorizontalRuler -Onone @/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SwiftHorizontalRuler.build/Debug-watchos/SwiftHorizontalRuler-t.build/Objects-normal/arm64/SwiftHorizontalRuler.SwiftFileList -DSWIFT_PACKAGE -DDEBUG -DSWIFT_MODULE_RESOURCE_BUNDLE_UNAVAILABLE -DXcode -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-watchos10.0 -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 5 -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/SwiftHorizontalRuler.build/Debug-watchos/SwiftHorizontalRuler-t.build/Objects-normal/arm64/SwiftHorizontalRuler-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/SwiftHorizontalRuler.build/Debug-watchos/SwiftHorizontalRuler-t.build/Objects-normal/arm64/SwiftHorizontalRuler.swiftmodule -serialize-diagnostics -dependency-scan-serialize-diagnostics-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SwiftHorizontalRuler.build/Debug-watchos/SwiftHorizontalRuler-t.build/Objects-normal/arm64/SwiftHorizontalRuler-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/SwiftHorizontalRuler.build/Debug-watchos/SwiftHorizontalRuler-t.build/Objects-normal/arm64/SwiftHorizontalRuler_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/SwiftHorizontalRuler.build/Debug-watchos/SwiftHorizontalRuler-t.build/DerivedSources-normal/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SwiftHorizontalRuler.build/Debug-watchos/SwiftHorizontalRuler-t.build/DerivedSources/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SwiftHorizontalRuler.build/Debug-watchos/SwiftHorizontalRuler-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/SwiftHorizontalRuler.build/Debug-watchos/SwiftHorizontalRuler-t.build/Objects-normal/arm64/SwiftHorizontalRuler-Swift.h -working-directory /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode -experimental-emit-module-separately -disable-cmo
/Users/admin/builder/spi-builder-workspace/Sources/SwiftHorizontalRuler/HorizontalRuler.swift:1:8: error: Unable to resolve module dependency: 'AudioToolbox' (in target 'SwiftHorizontalRuler' from project 'SwiftHorizontalRuler')
note: A dependency of main module 'SwiftHorizontalRuler'
/Users/admin/builder/spi-builder-workspace/Sources/SwiftHorizontalRuler/HorizontalRuler.swift:1:8: note: A dependency of main module 'SwiftHorizontalRuler'
import AudioToolbox
^ (in target 'SwiftHorizontalRuler' from project 'SwiftHorizontalRuler')
PruneExplicitPrecompiledModules /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ExplicitPrecompiledModules
PruneExplicitPrecompiledModules /Users/admin/builder/spi-builder-workspace/.derivedData/SDKExplicitPrecompiledModules
PruneExplicitPrecompiledModules /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SwiftExplicitPrecompiledModules
2026-09-27 21:13:31.302 xcodebuild[627:3861] [MT] IDERunDestination: Supported platforms for the buildables in the current scheme is empty.
** BUILD FAILED **
The following build commands failed:
SwiftDriver SwiftHorizontalRuler normal arm64_32 com.apple.xcode.tools.swift.compiler (in target 'SwiftHorizontalRuler' from project 'SwiftHorizontalRuler')
SwiftDriver SwiftHorizontalRuler normal arm64 com.apple.xcode.tools.swift.compiler (in target 'SwiftHorizontalRuler' from project 'SwiftHorizontalRuler')
Building workspace SwiftHorizontalRuler with scheme SwiftHorizontalRuler
(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:
SwiftHorizontalRuler: /Users/admin/builder/spi-builder-workspace
resolved source packages: SwiftHorizontalRuler
2026-09-27 21:13:34.690 xcodebuild[643:4137] [MT] IDERunDestination: Supported platforms for the buildables in the current scheme is empty.
{
"dependencies" : [
],
"manifest_display_name" : "SwiftHorizontalRuler",
"name" : "SwiftHorizontalRuler",
"path" : "/Users/admin/builder/spi-builder-workspace",
"platforms" : [
{
"name" : "ios",
"version" : "17.0"
}
],
"products" : [
{
"name" : "SwiftHorizontalRuler",
"targets" : [
"SwiftHorizontalRuler"
],
"type" : {
"library" : [
"automatic"
]
}
}
],
"targets" : [
{
"c99name" : "SwiftHorizontalRulerTests",
"module_type" : "SwiftTarget",
"name" : "SwiftHorizontalRulerTests",
"path" : "Tests/SwiftHorizontalRulerTests",
"sources" : [
"HorizontalRulerScrollViewTests.swift"
],
"target_dependencies" : [
"SwiftHorizontalRuler"
],
"type" : "test"
},
{
"c99name" : "SwiftHorizontalRuler",
"module_type" : "SwiftTarget",
"name" : "SwiftHorizontalRuler",
"path" : "Sources/SwiftHorizontalRuler",
"product_memberships" : [
"SwiftHorizontalRuler"
],
"sources" : [
"HorizontalRuler.swift",
"HorizontalRulerConfig.swift",
"HorizontalRulerScrollView.swift"
],
"type" : "library"
}
],
"tools_version" : "5.9"
}
{
"workspace" : {
"name" : "SwiftHorizontalRuler",
"schemes" : [
"SwiftHorizontalRuler"
]
}
}
2026-09-27 21:13:35.899 xcodebuild[673:4364] [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 SwiftHorizontalRuler -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 SwiftHorizontalRuler -destination generic/platform=watchOS
Resolve Package Graph
Resolved source packages:
SwiftHorizontalRuler: /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 'SwiftHorizontalRuler-product' in project 'SwiftHorizontalRuler'
➜ Explicit dependency on target 'SwiftHorizontalRuler' in project 'SwiftHorizontalRuler'
Target 'SwiftHorizontalRuler' in project 'SwiftHorizontalRuler' (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 SwiftHorizontalRuler normal arm64_32 com.apple.xcode.tools.swift.compiler (in target 'SwiftHorizontalRuler' from project 'SwiftHorizontalRuler')
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 SwiftHorizontalRuler -Onone @/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SwiftHorizontalRuler.build/Debug-watchos/SwiftHorizontalRuler-t.build/Objects-normal/arm64_32/SwiftHorizontalRuler.SwiftFileList -DSWIFT_PACKAGE -DDEBUG -DSWIFT_MODULE_RESOURCE_BUNDLE_UNAVAILABLE -DXcode -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-watchos10.0 -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 5 -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/SwiftHorizontalRuler.build/Debug-watchos/SwiftHorizontalRuler-t.build/Objects-normal/arm64_32/SwiftHorizontalRuler-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/SwiftHorizontalRuler.build/Debug-watchos/SwiftHorizontalRuler-t.build/Objects-normal/arm64_32/SwiftHorizontalRuler.swiftmodule -serialize-diagnostics -dependency-scan-serialize-diagnostics-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SwiftHorizontalRuler.build/Debug-watchos/SwiftHorizontalRuler-t.build/Objects-normal/arm64_32/SwiftHorizontalRuler-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/SwiftHorizontalRuler.build/Debug-watchos/SwiftHorizontalRuler-t.build/Objects-normal/arm64_32/SwiftHorizontalRuler_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/SwiftHorizontalRuler.build/Debug-watchos/SwiftHorizontalRuler-t.build/DerivedSources-normal/arm64_32 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SwiftHorizontalRuler.build/Debug-watchos/SwiftHorizontalRuler-t.build/DerivedSources/arm64_32 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SwiftHorizontalRuler.build/Debug-watchos/SwiftHorizontalRuler-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/SwiftHorizontalRuler.build/Debug-watchos/SwiftHorizontalRuler-t.build/Objects-normal/arm64_32/SwiftHorizontalRuler-Swift.h -working-directory /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode -experimental-emit-module-separately -disable-cmo
/Users/admin/builder/spi-builder-workspace/Sources/SwiftHorizontalRuler/HorizontalRuler.swift:1:8: error: Unable to resolve module dependency: 'AudioToolbox' (in target 'SwiftHorizontalRuler' from project 'SwiftHorizontalRuler')
note: A dependency of main module 'SwiftHorizontalRuler'
/Users/admin/builder/spi-builder-workspace/Sources/SwiftHorizontalRuler/HorizontalRuler.swift:1:8: note: A dependency of main module 'SwiftHorizontalRuler'
import AudioToolbox
^ (in target 'SwiftHorizontalRuler' from project 'SwiftHorizontalRuler')
SwiftDriver SwiftHorizontalRuler normal arm64 com.apple.xcode.tools.swift.compiler (in target 'SwiftHorizontalRuler' from project 'SwiftHorizontalRuler')
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 SwiftHorizontalRuler -Onone @/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SwiftHorizontalRuler.build/Debug-watchos/SwiftHorizontalRuler-t.build/Objects-normal/arm64/SwiftHorizontalRuler.SwiftFileList -DSWIFT_PACKAGE -DDEBUG -DSWIFT_MODULE_RESOURCE_BUNDLE_UNAVAILABLE -DXcode -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-watchos10.0 -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 5 -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/SwiftHorizontalRuler.build/Debug-watchos/SwiftHorizontalRuler-t.build/Objects-normal/arm64/SwiftHorizontalRuler-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/SwiftHorizontalRuler.build/Debug-watchos/SwiftHorizontalRuler-t.build/Objects-normal/arm64/SwiftHorizontalRuler.swiftmodule -serialize-diagnostics -dependency-scan-serialize-diagnostics-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SwiftHorizontalRuler.build/Debug-watchos/SwiftHorizontalRuler-t.build/Objects-normal/arm64/SwiftHorizontalRuler-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/SwiftHorizontalRuler.build/Debug-watchos/SwiftHorizontalRuler-t.build/Objects-normal/arm64/SwiftHorizontalRuler_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/SwiftHorizontalRuler.build/Debug-watchos/SwiftHorizontalRuler-t.build/DerivedSources-normal/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SwiftHorizontalRuler.build/Debug-watchos/SwiftHorizontalRuler-t.build/DerivedSources/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SwiftHorizontalRuler.build/Debug-watchos/SwiftHorizontalRuler-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/SwiftHorizontalRuler.build/Debug-watchos/SwiftHorizontalRuler-t.build/Objects-normal/arm64/SwiftHorizontalRuler-Swift.h -working-directory /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode -experimental-emit-module-separately -disable-cmo
/Users/admin/builder/spi-builder-workspace/Sources/SwiftHorizontalRuler/HorizontalRuler.swift:1:8: error: Unable to resolve module dependency: 'AudioToolbox' (in target 'SwiftHorizontalRuler' from project 'SwiftHorizontalRuler')
note: A dependency of main module 'SwiftHorizontalRuler'
/Users/admin/builder/spi-builder-workspace/Sources/SwiftHorizontalRuler/HorizontalRuler.swift:1:8: note: A dependency of main module 'SwiftHorizontalRuler'
import AudioToolbox
^ (in target 'SwiftHorizontalRuler' from project 'SwiftHorizontalRuler')
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
2026-09-27 21:13:36.850 xcodebuild[674:4387] [MT] IDERunDestination: Supported platforms for the buildables in the current scheme is empty.
** BUILD FAILED **
The following build commands failed:
SwiftDriver SwiftHorizontalRuler normal arm64_32 com.apple.xcode.tools.swift.compiler (in target 'SwiftHorizontalRuler' from project 'SwiftHorizontalRuler')
SwiftDriver SwiftHorizontalRuler normal arm64 com.apple.xcode.tools.swift.compiler (in target 'SwiftHorizontalRuler' from project 'SwiftHorizontalRuler')
Building workspace SwiftHorizontalRuler with scheme SwiftHorizontalRuler
(3 failures)
BUILD FAILURE 6.4 watchOS