Swift Package IndexBuild Information
Failed to build swift-platform-core, reference main (b9eb8d), with Swift 6.3 for visionOS using Xcode 26.4 on 17 Apr 2026 08:03:43 UTC.
Build Command
env DEVELOPER_DIR=/Applications/Xcode-26.4.0.app xcrun xcodebuild -IDEClonedSourcePackagesDirPathOverride=$PWD/.dependencies -skipMacroValidation -skipPackagePluginValidation -derivedDataPath $PWD/.derivedData build -scheme swift-platform-core-Package -destination generic/platform=xrOSBuild Log
========================================
RunAll
========================================
Builder version: 4.70.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/compnerd/swift-platform-core.git
Reference: main
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/compnerd/swift-platform-core
* branch main -> FETCH_HEAD
* [new branch] main -> origin/main
HEAD is now at b9eb8dd POSIX: remove support for swift[<6.2]
Cloned https://github.com/compnerd/swift-platform-core.git
Revision (git rev-parse @):
b9eb8ddc0920256479ccc878b69bfe0b02b4e0a2
SUCCESS checkout https://github.com/compnerd/swift-platform-core.git at main
========================================
Build
========================================
Selected platform: visionOS
Swift version: 6.3
Building package at path: $PWD
https://github.com/compnerd/swift-platform-core.git
Command line invocation:
/Applications/Xcode-26.4.0.app/Contents/Developer/usr/bin/xcodebuild -IDEClonedSourcePackagesDirPathOverride=/Users/admin/builder/spi-builder-workspace/.dependencies -resolvePackageDependencies
Resolve Package Graph
Resolve Package Graph
Resolved source packages:
swift-platform-core: /Users/admin/builder/spi-builder-workspace
resolved source packages: swift-platform-core
2026-04-17 04:03:23.523 xcodebuild[529:3090] [MT] IDERunDestination: Supported platforms for the buildables in the current scheme is empty.
{
"dependencies" : [
],
"manifest_display_name" : "swift-platform-core",
"name" : "swift-platform-core",
"path" : "/Users/admin/builder/spi-builder-workspace",
"platforms" : [
{
"name" : "macos",
"version" : "26.0"
}
],
"products" : [
{
"name" : "WindowsCore",
"targets" : [
"WindowsCore"
],
"type" : {
"library" : [
"automatic"
]
}
},
{
"name" : "POSIXCore",
"targets" : [
"POSIXCore"
],
"type" : {
"library" : [
"automatic"
]
}
}
],
"targets" : [
{
"c99name" : "WindowsCore",
"module_type" : "SwiftTarget",
"name" : "WindowsCore",
"path" : "Sources/WindowsCore",
"product_memberships" : [
"WindowsCore"
],
"sources" : [
"NTAPI.swift",
"SystemInfo+Windows.swift",
"WinSDK+Overlay.swift",
"WindowsError.swift"
],
"type" : "library"
},
{
"c99name" : "POSIXCore",
"module_type" : "SwiftTarget",
"name" : "POSIXCore",
"path" : "Sources/POSIXCore",
"product_memberships" : [
"POSIXCore"
],
"sources" : [
"Darwin+Overlay.swift",
"GNU+Overlay.swift",
"POSIXError.swift",
"SignalHandler.swift",
"SystemInfo+POSIX.swift"
],
"type" : "library"
}
],
"tools_version" : "6.2"
}
{
"workspace" : {
"name" : "spi-builder-workspace",
"schemes" : [
"POSIXCore",
"swift-platform-core-Package",
"WindowsCore"
]
}
}
2026-04-17 04:03:31.573 xcodebuild[631:3840] [MT] IDERunDestination: Supported platforms for the buildables in the current scheme is empty.
{
"workspace" : {
"name" : "spi-builder-workspace",
"schemes" : [
"POSIXCore",
"swift-platform-core-Package",
"WindowsCore"
]
}
}
2026-04-17 04:03:32.541 xcodebuild[639:3909] [MT] IDERunDestination: Supported platforms for the buildables in the current scheme is empty.
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-26.4.0.app xcrun xcodebuild -IDEClonedSourcePackagesDirPathOverride=$PWD/.dependencies -skipMacroValidation -skipPackagePluginValidation -derivedDataPath $PWD/.derivedData build -scheme swift-platform-core-Package -destination generic/platform=xrOS
Command line invocation:
/Applications/Xcode-26.4.0.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 swift-platform-core-Package -destination generic/platform=xrOS
Resolve Package Graph
Resolved source packages:
swift-platform-core: /Users/admin/builder/spi-builder-workspace
ComputePackagePrebuildTargetDependencyGraph
Prepare packages
CreateBuildRequest
SendProjectDescription
CreateBuildOperation
ComputeTargetDependencyGraph
note: Building targets in dependency order
note: Target dependency graph (4 targets)
Target 'WindowsCore' in project 'swift-platform-core'
➜ Explicit dependency on target 'WindowsCore' in project 'swift-platform-core'
Target 'WindowsCore' in project 'swift-platform-core' (no dependencies)
Target 'POSIXCore' in project 'swift-platform-core'
➜ Explicit dependency on target 'POSIXCore' in project 'swift-platform-core'
Target 'POSIXCore' in project 'swift-platform-core' (no dependencies)
GatherProvisioningInputs
CreateBuildDescription
ExecuteExternalTool /Applications/Xcode-26.4.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang -v -E -dM -isysroot /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/XROS.platform/Developer/SDKs/XROS26.4.sdk -x c -c /dev/null
ExecuteExternalTool /Applications/Xcode-26.4.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/swiftc --version
ExecuteExternalTool /Applications/Xcode-26.4.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/ld -version_details
Build description signature: f29bc597e445e77e955b559ab0091199
Build description path: /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/XCBuildData/f29bc597e445e77e955b559ab0091199.xcbuilddata
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-26.4.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang-stat-cache /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/XROS.platform/Developer/SDKs/XROS26.4.sdk /Users/admin/builder/spi-builder-workspace/.derivedData/SDKStatCaches.noindex/xros26.4-23O238-688ef53f1462e2c8f657fdc38a81448fc42b1e75d12c8f651050d7e98f89897c.sdkstatcache
cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
/Applications/Xcode-26.4.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang-stat-cache /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/XROS.platform/Developer/SDKs/XROS26.4.sdk -o /Users/admin/builder/spi-builder-workspace/.derivedData/SDKStatCaches.noindex/xros26.4-23O238-688ef53f1462e2c8f657fdc38a81448fc42b1e75d12c8f651050d7e98f89897c.sdkstatcache
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/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/EagerLinkingTBDs/Debug-xros
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-xros
CreateBuildDirectory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-xros
cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
builtin-create-build-directory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-xros
CreateBuildDirectory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-xros/PackageFrameworks
cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
builtin-create-build-directory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-xros/PackageFrameworks
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/swift-platform-core.build/Debug-xros/WindowsCore.build/WindowsCore.modulemap (in target 'WindowsCore' from project 'swift-platform-core')
cd /Users/admin/builder/spi-builder-workspace
write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/swift-platform-core.build/Debug-xros/WindowsCore.build/WindowsCore.modulemap
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/swift-platform-core.build/Debug-xros/WindowsCore.build/WindowsCore.DependencyStaticMetadataFileList (in target 'WindowsCore' from project 'swift-platform-core')
cd /Users/admin/builder/spi-builder-workspace
write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/swift-platform-core.build/Debug-xros/WindowsCore.build/WindowsCore.DependencyStaticMetadataFileList
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/swift-platform-core.build/Debug-xros/WindowsCore.build/WindowsCore.DependencyMetadataFileList (in target 'WindowsCore' from project 'swift-platform-core')
cd /Users/admin/builder/spi-builder-workspace
write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/swift-platform-core.build/Debug-xros/WindowsCore.build/WindowsCore.DependencyMetadataFileList
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/swift-platform-core.build/Debug-xros/WindowsCore.build/Objects-normal/arm64/WindowsCore.SwiftConstValuesFileList (in target 'WindowsCore' from project 'swift-platform-core')
cd /Users/admin/builder/spi-builder-workspace
write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/swift-platform-core.build/Debug-xros/WindowsCore.build/Objects-normal/arm64/WindowsCore.SwiftConstValuesFileList
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/swift-platform-core.build/Debug-xros/WindowsCore.build/Objects-normal/arm64/WindowsCore-OutputFileMap.json (in target 'WindowsCore' from project 'swift-platform-core')
cd /Users/admin/builder/spi-builder-workspace
write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/swift-platform-core.build/Debug-xros/WindowsCore.build/Objects-normal/arm64/WindowsCore-OutputFileMap.json
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/swift-platform-core.build/Debug-xros/WindowsCore.build/Objects-normal/arm64/WindowsCore.SwiftFileList (in target 'WindowsCore' from project 'swift-platform-core')
cd /Users/admin/builder/spi-builder-workspace
write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/swift-platform-core.build/Debug-xros/WindowsCore.build/Objects-normal/arm64/WindowsCore.SwiftFileList
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/swift-platform-core.build/Debug-xros/WindowsCore.build/Objects-normal/arm64/WindowsCore_const_extract_protocols.json (in target 'WindowsCore' from project 'swift-platform-core')
cd /Users/admin/builder/spi-builder-workspace
write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/swift-platform-core.build/Debug-xros/WindowsCore.build/Objects-normal/arm64/WindowsCore_const_extract_protocols.json
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/swift-platform-core.build/Debug-xros/WindowsCore.build/Objects-normal/arm64/WindowsCore.LinkFileList (in target 'WindowsCore' from project 'swift-platform-core')
cd /Users/admin/builder/spi-builder-workspace
write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/swift-platform-core.build/Debug-xros/WindowsCore.build/Objects-normal/arm64/WindowsCore.LinkFileList
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/swift-platform-core.build/Debug-xros/POSIXCore.build/POSIXCore.DependencyMetadataFileList (in target 'POSIXCore' from project 'swift-platform-core')
cd /Users/admin/builder/spi-builder-workspace
write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/swift-platform-core.build/Debug-xros/POSIXCore.build/POSIXCore.DependencyMetadataFileList
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/swift-platform-core.build/Debug-xros/POSIXCore.build/POSIXCore.DependencyStaticMetadataFileList (in target 'POSIXCore' from project 'swift-platform-core')
cd /Users/admin/builder/spi-builder-workspace
write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/swift-platform-core.build/Debug-xros/POSIXCore.build/POSIXCore.DependencyStaticMetadataFileList
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/swift-platform-core.build/Debug-xros/POSIXCore.build/POSIXCore.modulemap (in target 'POSIXCore' from project 'swift-platform-core')
cd /Users/admin/builder/spi-builder-workspace
write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/swift-platform-core.build/Debug-xros/POSIXCore.build/POSIXCore.modulemap
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/swift-platform-core.build/Debug-xros/POSIXCore.build/Objects-normal/arm64/POSIXCore_const_extract_protocols.json (in target 'POSIXCore' from project 'swift-platform-core')
cd /Users/admin/builder/spi-builder-workspace
write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/swift-platform-core.build/Debug-xros/POSIXCore.build/Objects-normal/arm64/POSIXCore_const_extract_protocols.json
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/swift-platform-core.build/Debug-xros/POSIXCore.build/Objects-normal/arm64/POSIXCore.SwiftFileList (in target 'POSIXCore' from project 'swift-platform-core')
cd /Users/admin/builder/spi-builder-workspace
write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/swift-platform-core.build/Debug-xros/POSIXCore.build/Objects-normal/arm64/POSIXCore.SwiftFileList
Copy /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/GeneratedModuleMaps-xros/WindowsCore.modulemap /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/swift-platform-core.build/Debug-xros/WindowsCore.build/WindowsCore.modulemap (in target 'WindowsCore' from project 'swift-platform-core')
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/swift-platform-core.build/Debug-xros/WindowsCore.build/WindowsCore.modulemap /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/GeneratedModuleMaps-xros
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/swift-platform-core.build/Debug-xros/POSIXCore.build/Objects-normal/arm64/POSIXCore.SwiftConstValuesFileList (in target 'POSIXCore' from project 'swift-platform-core')
cd /Users/admin/builder/spi-builder-workspace
write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/swift-platform-core.build/Debug-xros/POSIXCore.build/Objects-normal/arm64/POSIXCore.SwiftConstValuesFileList
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/swift-platform-core.build/Debug-xros/POSIXCore.build/Objects-normal/arm64/POSIXCore-OutputFileMap.json (in target 'POSIXCore' from project 'swift-platform-core')
cd /Users/admin/builder/spi-builder-workspace
write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/swift-platform-core.build/Debug-xros/POSIXCore.build/Objects-normal/arm64/POSIXCore-OutputFileMap.json
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/swift-platform-core.build/Debug-xros/POSIXCore.build/Objects-normal/arm64/POSIXCore.LinkFileList (in target 'POSIXCore' from project 'swift-platform-core')
cd /Users/admin/builder/spi-builder-workspace
write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/swift-platform-core.build/Debug-xros/POSIXCore.build/Objects-normal/arm64/POSIXCore.LinkFileList
Copy /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/GeneratedModuleMaps-xros/POSIXCore.modulemap /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/swift-platform-core.build/Debug-xros/POSIXCore.build/POSIXCore.modulemap (in target 'POSIXCore' from project 'swift-platform-core')
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/swift-platform-core.build/Debug-xros/POSIXCore.build/POSIXCore.modulemap /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/GeneratedModuleMaps-xros
SwiftDriver WindowsCore normal arm64 com.apple.xcode.tools.swift.compiler (in target 'WindowsCore' from project 'swift-platform-core')
cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
builtin-SwiftDriver -- /Applications/Xcode-26.4.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/swiftc -module-name WindowsCore -Onone @/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/swift-platform-core.build/Debug-xros/WindowsCore.build/Objects-normal/arm64/WindowsCore.SwiftFileList -DSWIFT_PACKAGE -DDEBUG -DSWIFT_MODULE_RESOURCE_BUNDLE_UNAVAILABLE -DXcode -enable-experimental-feature AccessLevelOnImport -enable-experimental-feature ImportMacroAliases -static -plugin-path /Applications/Xcode-26.4.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift/host/plugins/testing -enable-experimental-feature DebugDescriptionMacro -sdk /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/XROS.platform/Developer/SDKs/XROS26.4.sdk -target arm64-apple-xros1.0 -g -module-cache-path /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex -Xfrontend -serialize-debugging-options -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-xros -Isystem /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/XROS.platform/Developer/usr/lib -F /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-xros -F /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/XROS.platform/Developer/Library/Frameworks -F /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/XROS.platform/Developer/SDKs/XROS26.4.sdk/Developer/Library/Frameworks -c -j10 -enable-batch-mode -incremental -Xcc -ivfsstatcache -Xcc /Users/admin/builder/spi-builder-workspace/.derivedData/SDKStatCaches.noindex/xros26.4-23O238-688ef53f1462e2c8f657fdc38a81448fc42b1e75d12c8f651050d7e98f89897c.sdkstatcache -output-file-map /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/swift-platform-core.build/Debug-xros/WindowsCore.build/Objects-normal/arm64/WindowsCore-OutputFileMap.json -use-frontend-parseable-output -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/ModuleCache.noindex -serialize-diagnostics -emit-dependencies -emit-module -emit-module-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/swift-platform-core.build/Debug-xros/WindowsCore.build/Objects-normal/arm64/WindowsCore.swiftmodule -validate-clang-modules-once -clang-build-session-file /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/Session.modulevalidation -package-name spi_builder_workspace -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/swift-platform-core.build/Debug-xros/WindowsCore.build/swift-overrides.hmap -emit-const-values -Xfrontend -const-gather-protocols-file -Xfrontend /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/swift-platform-core.build/Debug-xros/WindowsCore.build/Objects-normal/arm64/WindowsCore_const_extract_protocols.json -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-xros/include -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/swift-platform-core.build/Debug-xros/WindowsCore.build/DerivedSources-normal/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/swift-platform-core.build/Debug-xros/WindowsCore.build/DerivedSources/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/swift-platform-core.build/Debug-xros/WindowsCore.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/swift-platform-core.build/Debug-xros/WindowsCore.build/Objects-normal/arm64/WindowsCore-Swift.h -working-directory /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode -experimental-emit-module-separately -disable-cmo
SwiftDriver POSIXCore normal arm64 com.apple.xcode.tools.swift.compiler (in target 'POSIXCore' from project 'swift-platform-core')
cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
builtin-SwiftDriver -- /Applications/Xcode-26.4.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/swiftc -module-name POSIXCore -Onone @/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/swift-platform-core.build/Debug-xros/POSIXCore.build/Objects-normal/arm64/POSIXCore.SwiftFileList -DSWIFT_PACKAGE -DDEBUG -DSWIFT_MODULE_RESOURCE_BUNDLE_UNAVAILABLE -DXcode -plugin-path /Applications/Xcode-26.4.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift/host/plugins/testing -enable-experimental-feature DebugDescriptionMacro -sdk /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/XROS.platform/Developer/SDKs/XROS26.4.sdk -target arm64-apple-xros1.0 -g -module-cache-path /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex -Xfrontend -serialize-debugging-options -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-xros -Isystem /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/XROS.platform/Developer/usr/lib -F /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-xros -F /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/XROS.platform/Developer/Library/Frameworks -F /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/XROS.platform/Developer/SDKs/XROS26.4.sdk/Developer/Library/Frameworks -c -j10 -enable-batch-mode -incremental -Xcc -ivfsstatcache -Xcc /Users/admin/builder/spi-builder-workspace/.derivedData/SDKStatCaches.noindex/xros26.4-23O238-688ef53f1462e2c8f657fdc38a81448fc42b1e75d12c8f651050d7e98f89897c.sdkstatcache -output-file-map /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/swift-platform-core.build/Debug-xros/POSIXCore.build/Objects-normal/arm64/POSIXCore-OutputFileMap.json -use-frontend-parseable-output -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/ModuleCache.noindex -serialize-diagnostics -emit-dependencies -emit-module -emit-module-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/swift-platform-core.build/Debug-xros/POSIXCore.build/Objects-normal/arm64/POSIXCore.swiftmodule -validate-clang-modules-once -clang-build-session-file /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/Session.modulevalidation -package-name spi_builder_workspace -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/swift-platform-core.build/Debug-xros/POSIXCore.build/swift-overrides.hmap -emit-const-values -Xfrontend -const-gather-protocols-file -Xfrontend /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/swift-platform-core.build/Debug-xros/POSIXCore.build/Objects-normal/arm64/POSIXCore_const_extract_protocols.json -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-xros/include -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/swift-platform-core.build/Debug-xros/POSIXCore.build/DerivedSources-normal/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/swift-platform-core.build/Debug-xros/POSIXCore.build/DerivedSources/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/swift-platform-core.build/Debug-xros/POSIXCore.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/swift-platform-core.build/Debug-xros/POSIXCore.build/Objects-normal/arm64/POSIXCore-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/ModuleCache.noindex/_SwiftConcurrencyShims-7YY1YWNK5RJ1L5PT0R8GATWBI.pcm
SwiftExplicitDependencyGeneratePcm arm64 /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/SwiftShims-9C21NR73BQS9YG84UF3Z27MZO.pcm
SwiftEmitModule normal arm64 Emitting\ module\ for\ WindowsCore (in target 'WindowsCore' from project 'swift-platform-core')
EmitSwiftModule normal arm64 (in target 'WindowsCore' from project 'swift-platform-core')
cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
SwiftEmitModule normal arm64 Emitting\ module\ for\ POSIXCore (in target 'POSIXCore' from project 'swift-platform-core')
EmitSwiftModule normal arm64 (in target 'POSIXCore' from project 'swift-platform-core')
cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
/Users/admin/builder/spi-builder-workspace/Sources/POSIXCore/POSIXError.swift:9:30: error: cannot find 'errno' in scope
public init(_ code: CInt = errno) {
^~~~~
/Users/admin/builder/spi-builder-workspace/Sources/POSIXCore/SignalHandler.swift:22:35: error: cannot find type 'sigaction' in scope
private var dispositions: [CInt:sigaction] = [:]
^~~~~~~~~
Failed frontend command:
/Applications/Xcode-26.4.0.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/POSIXCore/Darwin+Overlay.swift /Users/admin/builder/spi-builder-workspace/Sources/POSIXCore/GNU+Overlay.swift /Users/admin/builder/spi-builder-workspace/Sources/POSIXCore/POSIXError.swift /Users/admin/builder/spi-builder-workspace/Sources/POSIXCore/SignalHandler.swift /Users/admin/builder/spi-builder-workspace/Sources/POSIXCore/SystemInfo+POSIX.swift -target arm64-apple-xros1.0 -load-resolved-plugin /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/XROS.platform/Developer/usr/lib/swift/host/plugins/libSwiftMacros.dylib\#/Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/XROS.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/swift-platform-core.build/Debug-xros/POSIXCore.build/Objects-normal/arm64/POSIXCore-dependencies-1.json -Xllvm -aarch64-use-tbi -enable-objc-interop -stack-check -sdk /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/XROS.platform/Developer/SDKs/XROS26.4.sdk -I /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-xros -Isystem /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/XROS.platform/Developer/usr/lib -F /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-xros -F /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/XROS.platform/Developer/Library/Frameworks -F /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/XROS.platform/Developer/SDKs/XROS26.4.sdk/Developer/Library/Frameworks -no-color-diagnostics -Xcc -fno-color-diagnostics -enable-testing -g -debug-info-format\=dwarf -dwarf-version\=4 -module-cache-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SwiftExplicitPrecompiledModules -swift-version 6 -Onone -D SWIFT_PACKAGE -D DEBUG -D SWIFT_MODULE_RESOURCE_BUNDLE_UNAVAILABLE -D Xcode -serialize-debugging-options -const-gather-protocols-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/swift-platform-core.build/Debug-xros/POSIXCore.build/Objects-normal/arm64/POSIXCore_const_extract_protocols.json -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 -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/xros26.4-23O238-688ef53f1462e2c8f657fdc38a81448fc42b1e75d12c8f651050d7e98f89897c.sdkstatcache -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/swift-platform-core.build/Debug-xros/POSIXCore.build/swift-overrides.hmap -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-xros/include -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/swift-platform-core.build/Debug-xros/POSIXCore.build/DerivedSources-normal/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/swift-platform-core.build/Debug-xros/POSIXCore.build/DerivedSources/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/swift-platform-core.build/Debug-xros/POSIXCore.build/DerivedSources -Xcc -DSWIFT_PACKAGE -Xcc -DDEBUG\=1 -no-auto-bridging-header-chaining -module-name POSIXCore -package-name spi_builder_workspace -frontend-parseable-output -disable-clang-spi -clang-target arm64-apple-xros26.4 -target-sdk-version 26.4 -target-sdk-name xros26.4 -in-process-plugin-server-path /Applications/Xcode-26.4.0.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/swift-platform-core.build/Debug-xros/POSIXCore.build/Objects-normal/arm64/POSIXCore.swiftdoc -emit-module-source-info-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/swift-platform-core.build/Debug-xros/POSIXCore.build/Objects-normal/arm64/POSIXCore.swiftsourceinfo -emit-objc-header-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/swift-platform-core.build/Debug-xros/POSIXCore.build/Objects-normal/arm64/POSIXCore-Swift.h -serialize-diagnostics-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/swift-platform-core.build/Debug-xros/POSIXCore.build/Objects-normal/arm64/POSIXCore-primary-emit-module.dia -emit-dependencies-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/swift-platform-core.build/Debug-xros/POSIXCore.build/Objects-normal/arm64/POSIXCore-primary-emit-module.d -o /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/swift-platform-core.build/Debug-xros/POSIXCore.build/Objects-normal/arm64/POSIXCore.swiftmodule -emit-abi-descriptor-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/swift-platform-core.build/Debug-xros/POSIXCore.build/Objects-normal/arm64/POSIXCore.abi.json
SwiftCompile normal arm64 Compiling\ SystemInfo+Windows.swift /Users/admin/builder/spi-builder-workspace/Sources/WindowsCore/SystemInfo+Windows.swift (in target 'WindowsCore' from project 'swift-platform-core')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/WindowsCore/SystemInfo+Windows.swift (in target 'WindowsCore' from project 'swift-platform-core')
cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
SwiftCompile normal arm64 Compiling\ WindowsError.swift /Users/admin/builder/spi-builder-workspace/Sources/WindowsCore/WindowsError.swift (in target 'WindowsCore' from project 'swift-platform-core')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/WindowsCore/WindowsError.swift (in target 'WindowsCore' from project 'swift-platform-core')
cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
SwiftCompile normal arm64 Compiling\ WinSDK+Overlay.swift /Users/admin/builder/spi-builder-workspace/Sources/WindowsCore/WinSDK+Overlay.swift (in target 'WindowsCore' from project 'swift-platform-core')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/WindowsCore/WinSDK+Overlay.swift (in target 'WindowsCore' from project 'swift-platform-core')
cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
SwiftCompile normal arm64 Compiling\ NTAPI.swift /Users/admin/builder/spi-builder-workspace/Sources/WindowsCore/NTAPI.swift (in target 'WindowsCore' from project 'swift-platform-core')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/WindowsCore/NTAPI.swift (in target 'WindowsCore' from project 'swift-platform-core')
cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
SwiftCompile normal arm64 Compiling\ SignalHandler.swift /Users/admin/builder/spi-builder-workspace/Sources/POSIXCore/SignalHandler.swift (in target 'POSIXCore' from project 'swift-platform-core')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/POSIXCore/SignalHandler.swift (in target 'POSIXCore' from project 'swift-platform-core')
cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
SwiftCompile normal arm64 Compiling\ SystemInfo+POSIX.swift /Users/admin/builder/spi-builder-workspace/Sources/POSIXCore/SystemInfo+POSIX.swift (in target 'POSIXCore' from project 'swift-platform-core')
SwiftCompile normal arm64 Compiling\ Darwin+Overlay.swift /Users/admin/builder/spi-builder-workspace/Sources/POSIXCore/Darwin+Overlay.swift (in target 'POSIXCore' from project 'swift-platform-core')
SwiftCompile normal arm64 Compiling\ GNU+Overlay.swift /Users/admin/builder/spi-builder-workspace/Sources/POSIXCore/GNU+Overlay.swift (in target 'POSIXCore' from project 'swift-platform-core')
SwiftCompile normal arm64 Compiling\ POSIXError.swift /Users/admin/builder/spi-builder-workspace/Sources/POSIXCore/POSIXError.swift (in target 'POSIXCore' from project 'swift-platform-core')
SwiftDriverJobDiscovery normal arm64 Emitting module for WindowsCore (in target 'WindowsCore' from project 'swift-platform-core')
SwiftDriver\ Compilation\ Requirements WindowsCore normal arm64 com.apple.xcode.tools.swift.compiler (in target 'WindowsCore' from project 'swift-platform-core')
cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
builtin-Swift-Compilation-Requirements -- /Applications/Xcode-26.4.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/swiftc -module-name WindowsCore -Onone @/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/swift-platform-core.build/Debug-xros/WindowsCore.build/Objects-normal/arm64/WindowsCore.SwiftFileList -DSWIFT_PACKAGE -DDEBUG -DSWIFT_MODULE_RESOURCE_BUNDLE_UNAVAILABLE -DXcode -enable-experimental-feature AccessLevelOnImport -enable-experimental-feature ImportMacroAliases -static -plugin-path /Applications/Xcode-26.4.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift/host/plugins/testing -enable-experimental-feature DebugDescriptionMacro -sdk /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/XROS.platform/Developer/SDKs/XROS26.4.sdk -target arm64-apple-xros1.0 -g -module-cache-path /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex -Xfrontend -serialize-debugging-options -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-xros -Isystem /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/XROS.platform/Developer/usr/lib -F /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-xros -F /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/XROS.platform/Developer/Library/Frameworks -F /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/XROS.platform/Developer/SDKs/XROS26.4.sdk/Developer/Library/Frameworks -c -j10 -enable-batch-mode -incremental -Xcc -ivfsstatcache -Xcc /Users/admin/builder/spi-builder-workspace/.derivedData/SDKStatCaches.noindex/xros26.4-23O238-688ef53f1462e2c8f657fdc38a81448fc42b1e75d12c8f651050d7e98f89897c.sdkstatcache -output-file-map /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/swift-platform-core.build/Debug-xros/WindowsCore.build/Objects-normal/arm64/WindowsCore-OutputFileMap.json -use-frontend-parseable-output -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/ModuleCache.noindex -serialize-diagnostics -emit-dependencies -emit-module -emit-module-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/swift-platform-core.build/Debug-xros/WindowsCore.build/Objects-normal/arm64/WindowsCore.swiftmodule -validate-clang-modules-once -clang-build-session-file /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/Session.modulevalidation -package-name spi_builder_workspace -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/swift-platform-core.build/Debug-xros/WindowsCore.build/swift-overrides.hmap -emit-const-values -Xfrontend -const-gather-protocols-file -Xfrontend /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/swift-platform-core.build/Debug-xros/WindowsCore.build/Objects-normal/arm64/WindowsCore_const_extract_protocols.json -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-xros/include -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/swift-platform-core.build/Debug-xros/WindowsCore.build/DerivedSources-normal/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/swift-platform-core.build/Debug-xros/WindowsCore.build/DerivedSources/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/swift-platform-core.build/Debug-xros/WindowsCore.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/swift-platform-core.build/Debug-xros/WindowsCore.build/Objects-normal/arm64/WindowsCore-Swift.h -working-directory /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode -experimental-emit-module-separately -disable-cmo
2026-04-17 04:03:34.079 xcodebuild[642:3944] [MT] IDERunDestination: Supported platforms for the buildables in the current scheme is empty.
** BUILD FAILED **
The following build commands failed:
EmitSwiftModule normal arm64 (in target 'POSIXCore' from project 'swift-platform-core')
SwiftEmitModule normal arm64 Emitting\ module\ for\ POSIXCore (in target 'POSIXCore' from project 'swift-platform-core')
Building workspace spi-builder-workspace with scheme swift-platform-core-Package
(3 failures)
Command line invocation:
/Applications/Xcode-26.4.0.app/Contents/Developer/usr/bin/xcodebuild -IDEClonedSourcePackagesDirPathOverride=/Users/admin/builder/spi-builder-workspace/.dependencies -resolvePackageDependencies
Resolve Package Graph
Resolved source packages:
swift-platform-core: /Users/admin/builder/spi-builder-workspace
resolved source packages: swift-platform-core
2026-04-17 04:03:39.415 xcodebuild[690:4169] [MT] IDERunDestination: Supported platforms for the buildables in the current scheme is empty.
{
"dependencies" : [
],
"manifest_display_name" : "swift-platform-core",
"name" : "swift-platform-core",
"path" : "/Users/admin/builder/spi-builder-workspace",
"platforms" : [
{
"name" : "macos",
"version" : "26.0"
}
],
"products" : [
{
"name" : "WindowsCore",
"targets" : [
"WindowsCore"
],
"type" : {
"library" : [
"automatic"
]
}
},
{
"name" : "POSIXCore",
"targets" : [
"POSIXCore"
],
"type" : {
"library" : [
"automatic"
]
}
}
],
"targets" : [
{
"c99name" : "WindowsCore",
"module_type" : "SwiftTarget",
"name" : "WindowsCore",
"path" : "Sources/WindowsCore",
"product_memberships" : [
"WindowsCore"
],
"sources" : [
"NTAPI.swift",
"SystemInfo+Windows.swift",
"WinSDK+Overlay.swift",
"WindowsError.swift"
],
"type" : "library"
},
{
"c99name" : "POSIXCore",
"module_type" : "SwiftTarget",
"name" : "POSIXCore",
"path" : "Sources/POSIXCore",
"product_memberships" : [
"POSIXCore"
],
"sources" : [
"Darwin+Overlay.swift",
"GNU+Overlay.swift",
"POSIXError.swift",
"SignalHandler.swift",
"SystemInfo+POSIX.swift"
],
"type" : "library"
}
],
"tools_version" : "6.2"
}
{
"workspace" : {
"name" : "spi-builder-workspace",
"schemes" : [
"POSIXCore",
"swift-platform-core-Package",
"WindowsCore"
]
}
}
2026-04-17 04:03:40.626 xcodebuild[700:4263] [MT] IDERunDestination: Supported platforms for the buildables in the current scheme is empty.
{
"workspace" : {
"name" : "spi-builder-workspace",
"schemes" : [
"POSIXCore",
"swift-platform-core-Package",
"WindowsCore"
]
}
}
2026-04-17 04:03:41.494 xcodebuild[704:4300] [MT] IDERunDestination: Supported platforms for the buildables in the current scheme is empty.
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-26.4.0.app xcrun xcodebuild -IDEClonedSourcePackagesDirPathOverride=$PWD/.dependencies -skipMacroValidation -skipPackagePluginValidation -derivedDataPath $PWD/.derivedData build -scheme swift-platform-core-Package -destination generic/platform=xrOS
Command line invocation:
/Applications/Xcode-26.4.0.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 swift-platform-core-Package -destination generic/platform=xrOS
Resolve Package Graph
Resolved source packages:
swift-platform-core: /Users/admin/builder/spi-builder-workspace
ComputePackagePrebuildTargetDependencyGraph
Prepare packages
CreateBuildRequest
SendProjectDescription
CreateBuildOperation
ComputeTargetDependencyGraph
note: Building targets in dependency order
note: Target dependency graph (4 targets)
Target 'WindowsCore' in project 'swift-platform-core'
➜ Explicit dependency on target 'WindowsCore' in project 'swift-platform-core'
Target 'WindowsCore' in project 'swift-platform-core' (no dependencies)
Target 'POSIXCore' in project 'swift-platform-core'
➜ Explicit dependency on target 'POSIXCore' in project 'swift-platform-core'
Target 'POSIXCore' in project 'swift-platform-core' (no dependencies)
GatherProvisioningInputs
CreateBuildDescription
ClangStatCache /Applications/Xcode-26.4.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang-stat-cache /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/XROS.platform/Developer/SDKs/XROS26.4.sdk /Users/admin/builder/spi-builder-workspace/.derivedData/SDKStatCaches.noindex/xros26.4-23O238-688ef53f1462e2c8f657fdc38a81448fc42b1e75d12c8f651050d7e98f89897c.sdkstatcache
cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
/Applications/Xcode-26.4.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang-stat-cache /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/XROS.platform/Developer/SDKs/XROS26.4.sdk -o /Users/admin/builder/spi-builder-workspace/.derivedData/SDKStatCaches.noindex/xros26.4-23O238-688ef53f1462e2c8f657fdc38a81448fc42b1e75d12c8f651050d7e98f89897c.sdkstatcache
SwiftDriver WindowsCore normal arm64 com.apple.xcode.tools.swift.compiler (in target 'WindowsCore' from project 'swift-platform-core')
cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
builtin-SwiftDriver -- /Applications/Xcode-26.4.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/swiftc -module-name WindowsCore -Onone @/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/swift-platform-core.build/Debug-xros/WindowsCore.build/Objects-normal/arm64/WindowsCore.SwiftFileList -DSWIFT_PACKAGE -DDEBUG -DSWIFT_MODULE_RESOURCE_BUNDLE_UNAVAILABLE -DXcode -enable-experimental-feature AccessLevelOnImport -enable-experimental-feature ImportMacroAliases -static -plugin-path /Applications/Xcode-26.4.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift/host/plugins/testing -enable-experimental-feature DebugDescriptionMacro -sdk /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/XROS.platform/Developer/SDKs/XROS26.4.sdk -target arm64-apple-xros1.0 -g -module-cache-path /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex -Xfrontend -serialize-debugging-options -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-xros -Isystem /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/XROS.platform/Developer/usr/lib -F /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-xros -F /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/XROS.platform/Developer/Library/Frameworks -F /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/XROS.platform/Developer/SDKs/XROS26.4.sdk/Developer/Library/Frameworks -c -j10 -enable-batch-mode -incremental -Xcc -ivfsstatcache -Xcc /Users/admin/builder/spi-builder-workspace/.derivedData/SDKStatCaches.noindex/xros26.4-23O238-688ef53f1462e2c8f657fdc38a81448fc42b1e75d12c8f651050d7e98f89897c.sdkstatcache -output-file-map /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/swift-platform-core.build/Debug-xros/WindowsCore.build/Objects-normal/arm64/WindowsCore-OutputFileMap.json -use-frontend-parseable-output -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/ModuleCache.noindex -serialize-diagnostics -emit-dependencies -emit-module -emit-module-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/swift-platform-core.build/Debug-xros/WindowsCore.build/Objects-normal/arm64/WindowsCore.swiftmodule -validate-clang-modules-once -clang-build-session-file /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/Session.modulevalidation -package-name spi_builder_workspace -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/swift-platform-core.build/Debug-xros/WindowsCore.build/swift-overrides.hmap -emit-const-values -Xfrontend -const-gather-protocols-file -Xfrontend /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/swift-platform-core.build/Debug-xros/WindowsCore.build/Objects-normal/arm64/WindowsCore_const_extract_protocols.json -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-xros/include -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/swift-platform-core.build/Debug-xros/WindowsCore.build/DerivedSources-normal/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/swift-platform-core.build/Debug-xros/WindowsCore.build/DerivedSources/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/swift-platform-core.build/Debug-xros/WindowsCore.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/swift-platform-core.build/Debug-xros/WindowsCore.build/Objects-normal/arm64/WindowsCore-Swift.h -working-directory /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode -experimental-emit-module-separately -disable-cmo
SwiftDriver POSIXCore normal arm64 com.apple.xcode.tools.swift.compiler (in target 'POSIXCore' from project 'swift-platform-core')
cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
builtin-SwiftDriver -- /Applications/Xcode-26.4.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/swiftc -module-name POSIXCore -Onone @/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/swift-platform-core.build/Debug-xros/POSIXCore.build/Objects-normal/arm64/POSIXCore.SwiftFileList -DSWIFT_PACKAGE -DDEBUG -DSWIFT_MODULE_RESOURCE_BUNDLE_UNAVAILABLE -DXcode -plugin-path /Applications/Xcode-26.4.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift/host/plugins/testing -enable-experimental-feature DebugDescriptionMacro -sdk /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/XROS.platform/Developer/SDKs/XROS26.4.sdk -target arm64-apple-xros1.0 -g -module-cache-path /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex -Xfrontend -serialize-debugging-options -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-xros -Isystem /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/XROS.platform/Developer/usr/lib -F /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-xros -F /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/XROS.platform/Developer/Library/Frameworks -F /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/XROS.platform/Developer/SDKs/XROS26.4.sdk/Developer/Library/Frameworks -c -j10 -enable-batch-mode -incremental -Xcc -ivfsstatcache -Xcc /Users/admin/builder/spi-builder-workspace/.derivedData/SDKStatCaches.noindex/xros26.4-23O238-688ef53f1462e2c8f657fdc38a81448fc42b1e75d12c8f651050d7e98f89897c.sdkstatcache -output-file-map /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/swift-platform-core.build/Debug-xros/POSIXCore.build/Objects-normal/arm64/POSIXCore-OutputFileMap.json -use-frontend-parseable-output -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/ModuleCache.noindex -serialize-diagnostics -emit-dependencies -emit-module -emit-module-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/swift-platform-core.build/Debug-xros/POSIXCore.build/Objects-normal/arm64/POSIXCore.swiftmodule -validate-clang-modules-once -clang-build-session-file /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/Session.modulevalidation -package-name spi_builder_workspace -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/swift-platform-core.build/Debug-xros/POSIXCore.build/swift-overrides.hmap -emit-const-values -Xfrontend -const-gather-protocols-file -Xfrontend /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/swift-platform-core.build/Debug-xros/POSIXCore.build/Objects-normal/arm64/POSIXCore_const_extract_protocols.json -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-xros/include -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/swift-platform-core.build/Debug-xros/POSIXCore.build/DerivedSources-normal/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/swift-platform-core.build/Debug-xros/POSIXCore.build/DerivedSources/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/swift-platform-core.build/Debug-xros/POSIXCore.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/swift-platform-core.build/Debug-xros/POSIXCore.build/Objects-normal/arm64/POSIXCore-Swift.h -working-directory /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode -experimental-emit-module-separately -disable-cmo
SwiftCompile normal arm64 Compiling\ Darwin+Overlay.swift /Users/admin/builder/spi-builder-workspace/Sources/POSIXCore/Darwin+Overlay.swift (in target 'POSIXCore' from project 'swift-platform-core')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/POSIXCore/Darwin+Overlay.swift (in target 'POSIXCore' from project 'swift-platform-core')
cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
SwiftCompile normal arm64 Compiling\ GNU+Overlay.swift /Users/admin/builder/spi-builder-workspace/Sources/POSIXCore/GNU+Overlay.swift (in target 'POSIXCore' from project 'swift-platform-core')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/POSIXCore/GNU+Overlay.swift (in target 'POSIXCore' from project 'swift-platform-core')
cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
SwiftEmitModule normal arm64 Emitting\ module\ for\ POSIXCore (in target 'POSIXCore' from project 'swift-platform-core')
Failed frontend command:
/Applications/Xcode-26.4.0.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/POSIXCore/Darwin+Overlay.swift /Users/admin/builder/spi-builder-workspace/Sources/POSIXCore/GNU+Overlay.swift /Users/admin/builder/spi-builder-workspace/Sources/POSIXCore/POSIXError.swift /Users/admin/builder/spi-builder-workspace/Sources/POSIXCore/SignalHandler.swift /Users/admin/builder/spi-builder-workspace/Sources/POSIXCore/SystemInfo+POSIX.swift -target arm64-apple-xros1.0 -load-resolved-plugin /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/XROS.platform/Developer/usr/lib/swift/host/plugins/libSwiftMacros.dylib\#/Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/XROS.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/swift-platform-core.build/Debug-xros/POSIXCore.build/Objects-normal/arm64/POSIXCore-dependencies-1.json -Xllvm -aarch64-use-tbi -enable-objc-interop -stack-check -sdk /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/XROS.platform/Developer/SDKs/XROS26.4.sdk -I /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-xros -Isystem /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/XROS.platform/Developer/usr/lib -F /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-xros -F /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/XROS.platform/Developer/Library/Frameworks -F /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/XROS.platform/Developer/SDKs/XROS26.4.sdk/Developer/Library/Frameworks -no-color-diagnostics -Xcc -fno-color-diagnostics -enable-testing -g -debug-info-format\=dwarf -dwarf-version\=4 -module-cache-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SwiftExplicitPrecompiledModules -swift-version 6 -Onone -D SWIFT_PACKAGE -D DEBUG -D SWIFT_MODULE_RESOURCE_BUNDLE_UNAVAILABLE -D Xcode -serialize-debugging-options -const-gather-protocols-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/swift-platform-core.build/Debug-xros/POSIXCore.build/Objects-normal/arm64/POSIXCore_const_extract_protocols.json -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 -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/xros26.4-23O238-688ef53f1462e2c8f657fdc38a81448fc42b1e75d12c8f651050d7e98f89897c.sdkstatcache -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/swift-platform-core.build/Debug-xros/POSIXCore.build/swift-overrides.hmap -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-xros/include -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/swift-platform-core.build/Debug-xros/POSIXCore.build/DerivedSources-normal/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/swift-platform-core.build/Debug-xros/POSIXCore.build/DerivedSources/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/swift-platform-core.build/Debug-xros/POSIXCore.build/DerivedSources -Xcc -DSWIFT_PACKAGE -Xcc -DDEBUG\=1 -no-auto-bridging-header-chaining -module-name POSIXCore -package-name spi_builder_workspace -frontend-parseable-output -disable-clang-spi -clang-target arm64-apple-xros26.4 -target-sdk-version 26.4 -target-sdk-name xros26.4 -in-process-plugin-server-path /Applications/Xcode-26.4.0.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/swift-platform-core.build/Debug-xros/POSIXCore.build/Objects-normal/arm64/POSIXCore.swiftdoc -emit-module-source-info-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/swift-platform-core.build/Debug-xros/POSIXCore.build/Objects-normal/arm64/POSIXCore.swiftsourceinfo -emit-objc-header-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/swift-platform-core.build/Debug-xros/POSIXCore.build/Objects-normal/arm64/POSIXCore-Swift.h -serialize-diagnostics-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/swift-platform-core.build/Debug-xros/POSIXCore.build/Objects-normal/arm64/POSIXCore-primary-emit-module.dia -emit-dependencies-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/swift-platform-core.build/Debug-xros/POSIXCore.build/Objects-normal/arm64/POSIXCore-primary-emit-module.d -o /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/swift-platform-core.build/Debug-xros/POSIXCore.build/Objects-normal/arm64/POSIXCore.swiftmodule -emit-abi-descriptor-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/swift-platform-core.build/Debug-xros/POSIXCore.build/Objects-normal/arm64/POSIXCore.abi.json
EmitSwiftModule normal arm64 (in target 'POSIXCore' from project 'swift-platform-core')
cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
/Users/admin/builder/spi-builder-workspace/Sources/POSIXCore/POSIXError.swift:9:30: error: cannot find 'errno' in scope
public init(_ code: CInt = errno) {
^~~~~
/Users/admin/builder/spi-builder-workspace/Sources/POSIXCore/SignalHandler.swift:22:35: error: cannot find type 'sigaction' in scope
private var dispositions: [CInt:sigaction] = [:]
^~~~~~~~~
SwiftCompile normal arm64 Compiling\ SystemInfo+POSIX.swift /Users/admin/builder/spi-builder-workspace/Sources/POSIXCore/SystemInfo+POSIX.swift (in target 'POSIXCore' from project 'swift-platform-core')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/POSIXCore/SystemInfo+POSIX.swift (in target 'POSIXCore' from project 'swift-platform-core')
cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
SwiftCompile normal arm64 Compiling\ POSIXError.swift /Users/admin/builder/spi-builder-workspace/Sources/POSIXCore/POSIXError.swift (in target 'POSIXCore' from project 'swift-platform-core')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/POSIXCore/POSIXError.swift (in target 'POSIXCore' from project 'swift-platform-core')
cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
SwiftCompile normal arm64 Compiling\ SignalHandler.swift /Users/admin/builder/spi-builder-workspace/Sources/POSIXCore/SignalHandler.swift (in target 'POSIXCore' from project 'swift-platform-core')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/POSIXCore/SignalHandler.swift (in target 'POSIXCore' from project 'swift-platform-core')
cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
SwiftCompile normal arm64 Compiling\ WinSDK+Overlay.swift /Users/admin/builder/spi-builder-workspace/Sources/WindowsCore/WinSDK+Overlay.swift (in target 'WindowsCore' from project 'swift-platform-core')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/WindowsCore/WinSDK+Overlay.swift (in target 'WindowsCore' from project 'swift-platform-core')
cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
SwiftCompile normal arm64 Compiling\ WindowsError.swift /Users/admin/builder/spi-builder-workspace/Sources/WindowsCore/WindowsError.swift (in target 'WindowsCore' from project 'swift-platform-core')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/WindowsCore/WindowsError.swift (in target 'WindowsCore' from project 'swift-platform-core')
cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
SwiftCompile normal arm64 Compiling\ SystemInfo+Windows.swift /Users/admin/builder/spi-builder-workspace/Sources/WindowsCore/SystemInfo+Windows.swift (in target 'WindowsCore' from project 'swift-platform-core')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/WindowsCore/SystemInfo+Windows.swift (in target 'WindowsCore' from project 'swift-platform-core')
cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
SwiftEmitModule normal arm64 Emitting\ module\ for\ WindowsCore (in target 'WindowsCore' from project 'swift-platform-core')
EmitSwiftModule normal arm64 (in target 'WindowsCore' from project 'swift-platform-core')
cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
SwiftCompile normal arm64 Compiling\ NTAPI.swift /Users/admin/builder/spi-builder-workspace/Sources/WindowsCore/NTAPI.swift (in target 'WindowsCore' from project 'swift-platform-core')
SwiftDriverJobDiscovery normal arm64 Emitting module for WindowsCore (in target 'WindowsCore' from project 'swift-platform-core')
SwiftDriver\ Compilation\ Requirements WindowsCore normal arm64 com.apple.xcode.tools.swift.compiler (in target 'WindowsCore' from project 'swift-platform-core')
cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
builtin-Swift-Compilation-Requirements -- /Applications/Xcode-26.4.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/swiftc -module-name WindowsCore -Onone @/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/swift-platform-core.build/Debug-xros/WindowsCore.build/Objects-normal/arm64/WindowsCore.SwiftFileList -DSWIFT_PACKAGE -DDEBUG -DSWIFT_MODULE_RESOURCE_BUNDLE_UNAVAILABLE -DXcode -enable-experimental-feature AccessLevelOnImport -enable-experimental-feature ImportMacroAliases -static -plugin-path /Applications/Xcode-26.4.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift/host/plugins/testing -enable-experimental-feature DebugDescriptionMacro -sdk /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/XROS.platform/Developer/SDKs/XROS26.4.sdk -target arm64-apple-xros1.0 -g -module-cache-path /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex -Xfrontend -serialize-debugging-options -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-xros -Isystem /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/XROS.platform/Developer/usr/lib -F /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-xros -F /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/XROS.platform/Developer/Library/Frameworks -F /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/XROS.platform/Developer/SDKs/XROS26.4.sdk/Developer/Library/Frameworks -c -j10 -enable-batch-mode -incremental -Xcc -ivfsstatcache -Xcc /Users/admin/builder/spi-builder-workspace/.derivedData/SDKStatCaches.noindex/xros26.4-23O238-688ef53f1462e2c8f657fdc38a81448fc42b1e75d12c8f651050d7e98f89897c.sdkstatcache -output-file-map /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/swift-platform-core.build/Debug-xros/WindowsCore.build/Objects-normal/arm64/WindowsCore-OutputFileMap.json -use-frontend-parseable-output -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/ModuleCache.noindex -serialize-diagnostics -emit-dependencies -emit-module -emit-module-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/swift-platform-core.build/Debug-xros/WindowsCore.build/Objects-normal/arm64/WindowsCore.swiftmodule -validate-clang-modules-once -clang-build-session-file /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/Session.modulevalidation -package-name spi_builder_workspace -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/swift-platform-core.build/Debug-xros/WindowsCore.build/swift-overrides.hmap -emit-const-values -Xfrontend -const-gather-protocols-file -Xfrontend /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/swift-platform-core.build/Debug-xros/WindowsCore.build/Objects-normal/arm64/WindowsCore_const_extract_protocols.json -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-xros/include -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/swift-platform-core.build/Debug-xros/WindowsCore.build/DerivedSources-normal/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/swift-platform-core.build/Debug-xros/WindowsCore.build/DerivedSources/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/swift-platform-core.build/Debug-xros/WindowsCore.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/swift-platform-core.build/Debug-xros/WindowsCore.build/Objects-normal/arm64/WindowsCore-Swift.h -working-directory /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode -experimental-emit-module-separately -disable-cmo
2026-04-17 04:03:42.362 xcodebuild[707:4331] [MT] IDERunDestination: Supported platforms for the buildables in the current scheme is empty.
** BUILD FAILED **
The following build commands failed:
SwiftEmitModule normal arm64 Emitting\ module\ for\ POSIXCore (in target 'POSIXCore' from project 'swift-platform-core')
EmitSwiftModule normal arm64 (in target 'POSIXCore' from project 'swift-platform-core')
Building workspace spi-builder-workspace with scheme swift-platform-core-Package
(3 failures)
BUILD FAILURE 6.3 visionOS