Swift Package Index

Build Information

Failed to build ConcurrencyRecipes, reference main (d16dd8), with Swift 6.3 for watchOS using Xcode 26.4 on 16 Apr 2026 20:21:10 UTC.

Build Command

env DEVELOPER_DIR=/Applications/Xcode-26.4.0.app xcrun xcodebuild -IDEClonedSourcePackagesDirPathOverride=$PWD/.dependencies -skipMacroValidation -skipPackagePluginValidation -derivedDataPath $PWD/.derivedData build -scheme ConcurrencyRecipes-Package -destination generic/platform=watchOS

Build Log

========================================
RunAll
========================================
Builder version: 4.70.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/mattmassicotte/ConcurrencyRecipes.git
Reference: main
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/mattmassicotte/ConcurrencyRecipes
 * branch            main       -> FETCH_HEAD
 * [new branch]      main       -> origin/main
HEAD is now at d16dd87 Update Protocols.md (#19)
Cloned https://github.com/mattmassicotte/ConcurrencyRecipes.git
Revision (git rev-parse @):
d16dd875305c3e9f472a44b1f4340d4f5b0b13e5
SUCCESS checkout https://github.com/mattmassicotte/ConcurrencyRecipes.git at main
========================================
Build
========================================
Selected platform:         watchOS
Swift version:             6.3
Building package at path:  $PWD
https://github.com/mattmassicotte/ConcurrencyRecipes.git
Command line invocation:
    /Applications/Xcode-26.4.0.app/Contents/Developer/usr/bin/xcodebuild -IDEClonedSourcePackagesDirPathOverride=/Users/admin/builder/spi-builder-workspace/.dependencies -resolvePackageDependencies
Resolve Package Graph
Resolve Package Graph
Resolved source packages:
  ConcurrencyRecipes: /Users/admin/builder/spi-builder-workspace
resolved source packages: ConcurrencyRecipes
2026-04-16 16:20:52.962 xcodebuild[529:3073] [MT] IDERunDestination: Supported platforms for the buildables in the current scheme is empty.
{
  "dependencies" : [
  ],
  "manifest_display_name" : "ConcurrencyRecipes",
  "name" : "ConcurrencyRecipes",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
  ],
  "products" : [
  ],
  "targets" : [
    {
      "c99name" : "PreconcurrencyLib",
      "module_type" : "SwiftTarget",
      "name" : "PreconcurrencyLib",
      "path" : "Sources/PreconcurrencyLib",
      "sources" : [
        "PreconcurrencyStuff.swift"
      ],
      "type" : "library"
    },
    {
      "c99name" : "ConcurrencyRecipesTests",
      "module_type" : "SwiftTarget",
      "name" : "ConcurrencyRecipesTests",
      "path" : "Tests/ConcurrencyRecipesTests",
      "sources" : [
        "PreconcurrencyLibTests.swift"
      ],
      "target_dependencies" : [
        "PreconcurrencyLib"
      ],
      "type" : "test"
    }
  ],
  "tools_version" : "5.10"
}
{
  "workspace" : {
    "name" : "spi-builder-workspace",
    "schemes" : [
      "ConcurrencyRecipes-Package"
    ]
  }
}
2026-04-16 16:21:00.640 xcodebuild[631:3828] [MT] IDERunDestination: Supported platforms for the buildables in the current scheme is empty.
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-26.4.0.app xcrun xcodebuild -IDEClonedSourcePackagesDirPathOverride=$PWD/.dependencies -skipMacroValidation -skipPackagePluginValidation -derivedDataPath $PWD/.derivedData build -scheme ConcurrencyRecipes-Package -destination generic/platform=watchOS
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 ConcurrencyRecipes-Package -destination generic/platform=watchOS
Resolve Package Graph
Resolved source packages:
  ConcurrencyRecipes: /Users/admin/builder/spi-builder-workspace
ComputePackagePrebuildTargetDependencyGraph
Prepare packages
CreateBuildRequest
SendProjectDescription
CreateBuildOperation
ComputeTargetDependencyGraph
note: Building targets in dependency order
note: Target dependency graph (1 target)
    Target 'PreconcurrencyLib' in project 'ConcurrencyRecipes' (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/WatchOS.platform/Developer/SDKs/WatchOS26.4.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: b837fa68373b1e13b17fc2d0d877cdb7
Build description path: /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/XCBuildData/b837fa68373b1e13b17fc2d0d877cdb7.xcbuilddata
CreateBuildDirectory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    builtin-create-build-directory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products
CreateBuildDirectory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    builtin-create-build-directory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex
ClangStatCache /Applications/Xcode-26.4.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang-stat-cache /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS26.4.sdk /Users/admin/builder/spi-builder-workspace/.derivedData/SDKStatCaches.noindex/watchos26.4-23T238-688ef53f1462e2c8f657fdc38a81448f9e51884a582f42380855760c9d4cc599.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/WatchOS.platform/Developer/SDKs/WatchOS26.4.sdk -o /Users/admin/builder/spi-builder-workspace/.derivedData/SDKStatCaches.noindex/watchos26.4-23T238-688ef53f1462e2c8f657fdc38a81448f9e51884a582f42380855760c9d4cc599.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-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
    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/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/ConcurrencyRecipes.build/Debug-watchos/PreconcurrencyLib.build/PreconcurrencyLib.modulemap (in target 'PreconcurrencyLib' from project 'ConcurrencyRecipes')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ConcurrencyRecipes.build/Debug-watchos/PreconcurrencyLib.build/PreconcurrencyLib.modulemap
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ConcurrencyRecipes.build/Debug-watchos/PreconcurrencyLib.build/Objects-normal/armv7k/PreconcurrencyLib_const_extract_protocols.json (in target 'PreconcurrencyLib' from project 'ConcurrencyRecipes')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ConcurrencyRecipes.build/Debug-watchos/PreconcurrencyLib.build/Objects-normal/armv7k/PreconcurrencyLib_const_extract_protocols.json
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ConcurrencyRecipes.build/Debug-watchos/PreconcurrencyLib.build/Objects-normal/arm64_32/PreconcurrencyLib_const_extract_protocols.json (in target 'PreconcurrencyLib' from project 'ConcurrencyRecipes')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ConcurrencyRecipes.build/Debug-watchos/PreconcurrencyLib.build/Objects-normal/arm64_32/PreconcurrencyLib_const_extract_protocols.json
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ConcurrencyRecipes.build/Debug-watchos/PreconcurrencyLib.build/Objects-normal/arm64_32/PreconcurrencyLib.LinkFileList (in target 'PreconcurrencyLib' from project 'ConcurrencyRecipes')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ConcurrencyRecipes.build/Debug-watchos/PreconcurrencyLib.build/Objects-normal/arm64_32/PreconcurrencyLib.LinkFileList
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ConcurrencyRecipes.build/Debug-watchos/PreconcurrencyLib.build/Objects-normal/armv7k/PreconcurrencyLib-OutputFileMap.json (in target 'PreconcurrencyLib' from project 'ConcurrencyRecipes')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ConcurrencyRecipes.build/Debug-watchos/PreconcurrencyLib.build/Objects-normal/armv7k/PreconcurrencyLib-OutputFileMap.json
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ConcurrencyRecipes.build/Debug-watchos/PreconcurrencyLib.build/Objects-normal/armv7k/PreconcurrencyLib.LinkFileList (in target 'PreconcurrencyLib' from project 'ConcurrencyRecipes')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ConcurrencyRecipes.build/Debug-watchos/PreconcurrencyLib.build/Objects-normal/armv7k/PreconcurrencyLib.LinkFileList
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ConcurrencyRecipes.build/Debug-watchos/PreconcurrencyLib.build/Objects-normal/arm64/PreconcurrencyLib.LinkFileList (in target 'PreconcurrencyLib' from project 'ConcurrencyRecipes')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ConcurrencyRecipes.build/Debug-watchos/PreconcurrencyLib.build/Objects-normal/arm64/PreconcurrencyLib.LinkFileList
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ConcurrencyRecipes.build/Debug-watchos/PreconcurrencyLib.build/Objects-normal/arm64_32/PreconcurrencyLib-OutputFileMap.json (in target 'PreconcurrencyLib' from project 'ConcurrencyRecipes')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ConcurrencyRecipes.build/Debug-watchos/PreconcurrencyLib.build/Objects-normal/arm64_32/PreconcurrencyLib-OutputFileMap.json
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ConcurrencyRecipes.build/Debug-watchos/PreconcurrencyLib.build/Objects-normal/arm64/PreconcurrencyLib_const_extract_protocols.json (in target 'PreconcurrencyLib' from project 'ConcurrencyRecipes')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ConcurrencyRecipes.build/Debug-watchos/PreconcurrencyLib.build/Objects-normal/arm64/PreconcurrencyLib_const_extract_protocols.json
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ConcurrencyRecipes.build/Debug-watchos/PreconcurrencyLib.build/PreconcurrencyLib.DependencyMetadataFileList (in target 'PreconcurrencyLib' from project 'ConcurrencyRecipes')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ConcurrencyRecipes.build/Debug-watchos/PreconcurrencyLib.build/PreconcurrencyLib.DependencyMetadataFileList
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ConcurrencyRecipes.build/Debug-watchos/PreconcurrencyLib.build/PreconcurrencyLib.DependencyStaticMetadataFileList (in target 'PreconcurrencyLib' from project 'ConcurrencyRecipes')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ConcurrencyRecipes.build/Debug-watchos/PreconcurrencyLib.build/PreconcurrencyLib.DependencyStaticMetadataFileList
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ConcurrencyRecipes.build/Debug-watchos/PreconcurrencyLib.build/Objects-normal/armv7k/PreconcurrencyLib.SwiftFileList (in target 'PreconcurrencyLib' from project 'ConcurrencyRecipes')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ConcurrencyRecipes.build/Debug-watchos/PreconcurrencyLib.build/Objects-normal/armv7k/PreconcurrencyLib.SwiftFileList
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ConcurrencyRecipes.build/Debug-watchos/PreconcurrencyLib.build/Objects-normal/armv7k/PreconcurrencyLib.SwiftConstValuesFileList (in target 'PreconcurrencyLib' from project 'ConcurrencyRecipes')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ConcurrencyRecipes.build/Debug-watchos/PreconcurrencyLib.build/Objects-normal/armv7k/PreconcurrencyLib.SwiftConstValuesFileList
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ConcurrencyRecipes.build/Debug-watchos/PreconcurrencyLib.build/Objects-normal/arm64_32/PreconcurrencyLib.SwiftFileList (in target 'PreconcurrencyLib' from project 'ConcurrencyRecipes')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ConcurrencyRecipes.build/Debug-watchos/PreconcurrencyLib.build/Objects-normal/arm64_32/PreconcurrencyLib.SwiftFileList
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ConcurrencyRecipes.build/Debug-watchos/PreconcurrencyLib.build/Objects-normal/arm64_32/PreconcurrencyLib.SwiftConstValuesFileList (in target 'PreconcurrencyLib' from project 'ConcurrencyRecipes')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ConcurrencyRecipes.build/Debug-watchos/PreconcurrencyLib.build/Objects-normal/arm64_32/PreconcurrencyLib.SwiftConstValuesFileList
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ConcurrencyRecipes.build/Debug-watchos/PreconcurrencyLib.build/Objects-normal/arm64/PreconcurrencyLib.SwiftFileList (in target 'PreconcurrencyLib' from project 'ConcurrencyRecipes')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ConcurrencyRecipes.build/Debug-watchos/PreconcurrencyLib.build/Objects-normal/arm64/PreconcurrencyLib.SwiftFileList
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ConcurrencyRecipes.build/Debug-watchos/PreconcurrencyLib.build/Objects-normal/arm64/PreconcurrencyLib-OutputFileMap.json (in target 'PreconcurrencyLib' from project 'ConcurrencyRecipes')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ConcurrencyRecipes.build/Debug-watchos/PreconcurrencyLib.build/Objects-normal/arm64/PreconcurrencyLib-OutputFileMap.json
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ConcurrencyRecipes.build/Debug-watchos/PreconcurrencyLib.build/Objects-normal/arm64/PreconcurrencyLib.SwiftConstValuesFileList (in target 'PreconcurrencyLib' from project 'ConcurrencyRecipes')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ConcurrencyRecipes.build/Debug-watchos/PreconcurrencyLib.build/Objects-normal/arm64/PreconcurrencyLib.SwiftConstValuesFileList
Copy /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/GeneratedModuleMaps-watchos/PreconcurrencyLib.modulemap /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ConcurrencyRecipes.build/Debug-watchos/PreconcurrencyLib.build/PreconcurrencyLib.modulemap (in target 'PreconcurrencyLib' from project 'ConcurrencyRecipes')
    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/ConcurrencyRecipes.build/Debug-watchos/PreconcurrencyLib.build/PreconcurrencyLib.modulemap /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/GeneratedModuleMaps-watchos
SwiftDriver PreconcurrencyLib normal arm64_32 com.apple.xcode.tools.swift.compiler (in target 'PreconcurrencyLib' from project 'ConcurrencyRecipes')
    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 PreconcurrencyLib -Onone @/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ConcurrencyRecipes.build/Debug-watchos/PreconcurrencyLib.build/Objects-normal/arm64_32/PreconcurrencyLib.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/WatchOS.platform/Developer/SDKs/WatchOS26.4.sdk -target arm64_32-apple-watchos5.0 -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-26.4.0.app/Contents/Developer/Platforms/WatchOS.platform/Developer/usr/lib -F /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-watchos -F /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/WatchOS.platform/Developer/Library/Frameworks -F /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS26.4.sdk/Developer/Library/Frameworks -parse-as-library -c -j10 -enable-batch-mode -incremental -Xcc -ivfsstatcache -Xcc /Users/admin/builder/spi-builder-workspace/.derivedData/SDKStatCaches.noindex/watchos26.4-23T238-688ef53f1462e2c8f657fdc38a81448f9e51884a582f42380855760c9d4cc599.sdkstatcache -output-file-map /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ConcurrencyRecipes.build/Debug-watchos/PreconcurrencyLib.build/Objects-normal/arm64_32/PreconcurrencyLib-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/ConcurrencyRecipes.build/Debug-watchos/PreconcurrencyLib.build/Objects-normal/arm64_32/PreconcurrencyLib.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/ConcurrencyRecipes.build/Debug-watchos/PreconcurrencyLib.build/swift-overrides.hmap -emit-const-values -Xfrontend -const-gather-protocols-file -Xfrontend /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ConcurrencyRecipes.build/Debug-watchos/PreconcurrencyLib.build/Objects-normal/arm64_32/PreconcurrencyLib_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/ConcurrencyRecipes.build/Debug-watchos/PreconcurrencyLib.build/DerivedSources-normal/arm64_32 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ConcurrencyRecipes.build/Debug-watchos/PreconcurrencyLib.build/DerivedSources/arm64_32 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ConcurrencyRecipes.build/Debug-watchos/PreconcurrencyLib.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/ConcurrencyRecipes.build/Debug-watchos/PreconcurrencyLib.build/Objects-normal/arm64_32/PreconcurrencyLib-Swift.h -working-directory /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode -experimental-emit-module-separately -disable-cmo
SwiftDriver PreconcurrencyLib normal armv7k com.apple.xcode.tools.swift.compiler (in target 'PreconcurrencyLib' from project 'ConcurrencyRecipes')
    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 PreconcurrencyLib -Onone @/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ConcurrencyRecipes.build/Debug-watchos/PreconcurrencyLib.build/Objects-normal/armv7k/PreconcurrencyLib.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/WatchOS.platform/Developer/SDKs/WatchOS26.4.sdk -target armv7k-apple-watchos5.0 -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-26.4.0.app/Contents/Developer/Platforms/WatchOS.platform/Developer/usr/lib -F /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-watchos -F /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/WatchOS.platform/Developer/Library/Frameworks -F /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS26.4.sdk/Developer/Library/Frameworks -parse-as-library -c -j10 -enable-batch-mode -incremental -Xcc -ivfsstatcache -Xcc /Users/admin/builder/spi-builder-workspace/.derivedData/SDKStatCaches.noindex/watchos26.4-23T238-688ef53f1462e2c8f657fdc38a81448f9e51884a582f42380855760c9d4cc599.sdkstatcache -output-file-map /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ConcurrencyRecipes.build/Debug-watchos/PreconcurrencyLib.build/Objects-normal/armv7k/PreconcurrencyLib-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/ConcurrencyRecipes.build/Debug-watchos/PreconcurrencyLib.build/Objects-normal/armv7k/PreconcurrencyLib.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/ConcurrencyRecipes.build/Debug-watchos/PreconcurrencyLib.build/swift-overrides.hmap -emit-const-values -Xfrontend -const-gather-protocols-file -Xfrontend /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ConcurrencyRecipes.build/Debug-watchos/PreconcurrencyLib.build/Objects-normal/armv7k/PreconcurrencyLib_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/ConcurrencyRecipes.build/Debug-watchos/PreconcurrencyLib.build/DerivedSources-normal/armv7k -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ConcurrencyRecipes.build/Debug-watchos/PreconcurrencyLib.build/DerivedSources/armv7k -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ConcurrencyRecipes.build/Debug-watchos/PreconcurrencyLib.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/ConcurrencyRecipes.build/Debug-watchos/PreconcurrencyLib.build/Objects-normal/armv7k/PreconcurrencyLib-Swift.h -working-directory /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode -experimental-emit-module-separately -disable-cmo
SwiftDriver PreconcurrencyLib normal arm64 com.apple.xcode.tools.swift.compiler (in target 'PreconcurrencyLib' from project 'ConcurrencyRecipes')
    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 PreconcurrencyLib -Onone @/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ConcurrencyRecipes.build/Debug-watchos/PreconcurrencyLib.build/Objects-normal/arm64/PreconcurrencyLib.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/WatchOS.platform/Developer/SDKs/WatchOS26.4.sdk -target arm64-apple-watchos5.0 -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-26.4.0.app/Contents/Developer/Platforms/WatchOS.platform/Developer/usr/lib -F /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-watchos -F /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/WatchOS.platform/Developer/Library/Frameworks -F /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS26.4.sdk/Developer/Library/Frameworks -parse-as-library -c -j10 -enable-batch-mode -incremental -Xcc -ivfsstatcache -Xcc /Users/admin/builder/spi-builder-workspace/.derivedData/SDKStatCaches.noindex/watchos26.4-23T238-688ef53f1462e2c8f657fdc38a81448f9e51884a582f42380855760c9d4cc599.sdkstatcache -output-file-map /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ConcurrencyRecipes.build/Debug-watchos/PreconcurrencyLib.build/Objects-normal/arm64/PreconcurrencyLib-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/ConcurrencyRecipes.build/Debug-watchos/PreconcurrencyLib.build/Objects-normal/arm64/PreconcurrencyLib.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/ConcurrencyRecipes.build/Debug-watchos/PreconcurrencyLib.build/swift-overrides.hmap -emit-const-values -Xfrontend -const-gather-protocols-file -Xfrontend /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ConcurrencyRecipes.build/Debug-watchos/PreconcurrencyLib.build/Objects-normal/arm64/PreconcurrencyLib_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/ConcurrencyRecipes.build/Debug-watchos/PreconcurrencyLib.build/DerivedSources-normal/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ConcurrencyRecipes.build/Debug-watchos/PreconcurrencyLib.build/DerivedSources/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ConcurrencyRecipes.build/Debug-watchos/PreconcurrencyLib.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/ConcurrencyRecipes.build/Debug-watchos/PreconcurrencyLib.build/Objects-normal/arm64/PreconcurrencyLib-Swift.h -working-directory /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode -experimental-emit-module-separately -disable-cmo
SwiftExplicitDependencyGeneratePcm arm64_32 /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/ptrauth-CSYNJ36TKIRL7QNRKDKOGXJU2.pcm
SwiftExplicitDependencyGeneratePcm arm64_32 /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/_Builtin_stdbool-412RH2O2ONCZJ7OEVHFAOI0AK.pcm
SwiftExplicitDependencyGeneratePcm arm64_32 /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/_AvailabilityInternal-2DTNL8T5MKRQYAGUSOL6U8ZDV.pcm
SwiftExplicitDependencyGeneratePcm arm64_32 /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/_Builtin_stddef-C4TC854O65J5497BBX600KKRB.pcm
SwiftExplicitDependencyGeneratePcm arm64_32 /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/_SwiftConcurrencyShims-8J360MDDQXUL93K2URBTQH9R7.pcm
SwiftExplicitDependencyGeneratePcm arm64_32 /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/_Builtin_stdarg-C5SVPIYECR3VZY1UE4FL7OF4G.pcm
SwiftExplicitDependencyGeneratePcm arm64_32 /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/ptrcheck-9HLFLNTO8GHE1CGLX3O9VDPWZ.pcm
SwiftExplicitDependencyGeneratePcm arm64_32 /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/SwiftShims-1SU5ITVAD0IOPFW9PGAM4K5UA.pcm
SwiftExplicitDependencyGeneratePcm arm64_32 /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/_Builtin_float-8WB2TQ5ID0E4TLXDTEVJ2XNQ6.pcm
SwiftExplicitDependencyGeneratePcm arm64 /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/_Builtin_stdarg-50H2DFYYV5EW682NL84TR3FV1.pcm
SwiftExplicitDependencyGeneratePcm armv7k /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/_SwiftConcurrencyShims-92NDN1PM0XPJ6AKX9UMEOCC9R.pcm
SwiftExplicitDependencyGeneratePcm armv7k /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/_Builtin_stdarg-38D6D46E1F805OKD4ZFSCJMGW.pcm
SwiftExplicitDependencyGeneratePcm arm64 /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/_Builtin_float-64SVI3JFJ3UKP4C6X0OLYO830.pcm
SwiftExplicitDependencyGeneratePcm armv7k /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/_Builtin_stddef-B3YYDRA3XCKSULHML4U295GIY.pcm
SwiftExplicitDependencyGeneratePcm arm64 /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/ptrauth-AJX0T9B8L1Q3XNNOXOEZIT8RH.pcm
SwiftExplicitDependencyGeneratePcm armv7k /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/_Builtin_float-U3O30ZG2OR7WZLRTDZ78PNM9.pcm
SwiftExplicitDependencyGeneratePcm armv7k /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/SwiftShims-9MMX5TMSSBZ8G1ZAIIPKP9HPU.pcm
SwiftExplicitDependencyGeneratePcm arm64 /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/_Builtin_stdbool-CM4QDBLSHYZT29UKT3T72KQVR.pcm
SwiftExplicitDependencyGeneratePcm armv7k /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/ptrauth-4BZZGJRME0ZQ2QLDG4BAHM1P8.pcm
SwiftExplicitDependencyGeneratePcm armv7k /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/_Builtin_stdbool-B1UE543X3DG7AVFNONVIAHMSV.pcm
SwiftExplicitDependencyGeneratePcm arm64 /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/_SwiftConcurrencyShims-DUCOK4TK92CTD42OXDA1ZNQE4.pcm
SwiftExplicitDependencyGeneratePcm arm64_32 /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/_DarwinFoundation1-BS2JXGE4HZ5FY2BPGNP630G8F.pcm
SwiftExplicitDependencyGeneratePcm arm64 /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/_Builtin_stddef-6BGY691FJWHBF8WK1C0KR0NSP.pcm
SwiftExplicitDependencyGeneratePcm arm64 /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/ptrcheck-CQT494I37559JYD3PA7WDDHWT.pcm
SwiftExplicitDependencyGeneratePcm arm64 /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/_AvailabilityInternal-9FKWK8IDCHHC3NXLJ2XQ5IQV6.pcm
SwiftExplicitDependencyGeneratePcm arm64 /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/SwiftShims-B69EYQWEVKSIGNJZKYHR2Q9QO.pcm
SwiftExplicitDependencyGeneratePcm armv7k /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/_AvailabilityInternal-50HTZ6SZGZ9IV51FREK0QRLYW.pcm
SwiftExplicitDependencyGeneratePcm armv7k /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/ptrcheck-9PAMPYOKSCHI7H2Y69RB1CGOE.pcm
SwiftExplicitDependencyGeneratePcm arm64 /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/_DarwinFoundation1-2Q28C3Q4TAV3NMR8JWE92WTRF.pcm
SwiftExplicitDependencyGeneratePcm armv7k /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/_DarwinFoundation1-8OXZTOLB7P8KCSE2SQHYCFL58.pcm
SwiftExplicitDependencyGeneratePcm arm64_32 /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/_Builtin_limits-3IQFCXNJ9EXDUEG18FF5AUJ7Y.pcm
SwiftExplicitDependencyGeneratePcm arm64_32 /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/_DarwinFoundation2-1RJ6JRGXZ8SPWZ1ITP42AK7ED.pcm
SwiftExplicitDependencyGeneratePcm armv7k /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/_Builtin_limits-9C6F7KVYM3Z3RD08B1R1S8JMO.pcm
SwiftExplicitDependencyGeneratePcm armv7k /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/_DarwinFoundation2-DHYSMCC7UHE3QVF1RN0W3KQF9.pcm
SwiftExplicitDependencyGeneratePcm arm64 /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/_Builtin_limits-9RZQTF1GJ0416YQ0Z02NZZXQC.pcm
SwiftExplicitDependencyGeneratePcm arm64 /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/_DarwinFoundation2-EWJ448ABN70728AP6ZZ9WEOUL.pcm
SwiftExplicitDependencyGeneratePcm arm64_32 /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/_Builtin_stdint-EGGP79F0O4J8S59BX8NXLCSRA.pcm
SwiftExplicitDependencyGeneratePcm arm64_32 /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/sys_types-A93LFYRPY6H19OYORB7OCRWS.pcm
SwiftExplicitDependencyGeneratePcm arm64_32 /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/_DarwinFoundation3-64R5F69X303A73IHCYRY9YQZ5.pcm
SwiftExplicitDependencyGeneratePcm armv7k /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/sys_types-4V2TEHX2QDMBR03GJ8MZHXC1N.pcm
SwiftExplicitDependencyGeneratePcm armv7k /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/_Builtin_stdint-7L2IRU9839QUZFO08BZ6BOLD8.pcm
SwiftExplicitDependencyGeneratePcm arm64 /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/sys_types-2UB4LFMFDMJ9BAWDPUJUGHDF4.pcm
SwiftExplicitDependencyGeneratePcm arm64 /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/_Builtin_stdint-1QOGRV0BGHI0YS4FVC1LRKC3H.pcm
SwiftExplicitDependencyGeneratePcm armv7k /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/_DarwinFoundation3-CAHU97UQ07GHV8E3OQ2PUPELP.pcm
SwiftExplicitDependencyGeneratePcm arm64 /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/_DarwinFoundation3-85XSHOS3CYWKRNKX2G54S4O40.pcm
SwiftExplicitDependencyGeneratePcm arm64_32 /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/_Builtin_inttypes-DFP9KL85KTQ4S03234NG2STCR.pcm
SwiftExplicitDependencyGeneratePcm arm64_32 /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/Darwin-7YSIOPFZ55PIKH4VLTSKSD1VC.pcm
SwiftExplicitDependencyGeneratePcm armv7k /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/_Builtin_inttypes-2VQDTZFTBTV3PGS6QTFZ1T32L.pcm
SwiftExplicitDependencyGeneratePcm arm64 /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/_Builtin_inttypes-5VSELNGR1UTMSG0B9R9OUAADQ.pcm
SwiftExplicitDependencyGeneratePcm armv7k /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/Darwin-4IK315PRAEE9HMP5FEW77MZEH.pcm
SwiftExplicitDependencyGeneratePcm arm64 /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/Darwin-BBMJ4730QL10MWDNUFZJBYRN.pcm
SwiftExplicitDependencyGeneratePcm arm64_32 /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/ObjectiveC-A454NAS899IHKN5FXNYEN6YN8.pcm
SwiftExplicitDependencyGeneratePcm armv7k /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/ObjectiveC-BI7IE2KH5FMB24YSE2RFC99SD.pcm
SwiftExplicitDependencyGeneratePcm arm64 /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/ObjectiveC-Y2H3FASB6S9J4MW2R2WQEJLM.pcm
SwiftExplicitDependencyGeneratePcm arm64_32 /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/os_object-IVSSSVSJYK45M023SEEMEEK7.pcm
SwiftExplicitDependencyGeneratePcm armv7k /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/os_object-935VVCGRNPUWQ7BH0U6OJVVSX.pcm
SwiftExplicitDependencyGeneratePcm arm64_32 /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/os_workgroup-1OOJFHXIHOZPPYDUR9OHEF8Q8.pcm
SwiftExplicitDependencyGeneratePcm arm64 /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/os_object-C5Y3EORD6K8DOSP4T3Q3RFZ8L.pcm
SwiftExplicitDependencyGeneratePcm armv7k /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/os_workgroup-2XJNM2Q043Z71ASPD0MSEO735.pcm
SwiftExplicitDependencyGeneratePcm arm64_32 /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/Dispatch-3505J0L9W5O3CWY9CI0FWKIHP.pcm
SwiftExplicitDependencyGeneratePcm arm64 /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/os_workgroup-819V7E6IGB5TNT5WEQ245EX6R.pcm
SwiftExplicitDependencyGeneratePcm armv7k /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/Dispatch-7XUT6EPRBSB5DW4MN71UXTKUV.pcm
SwiftExplicitDependencyGeneratePcm arm64 /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/Dispatch-R1PG9Y2DP3EK3LRUA8PRPADC.pcm
SwiftExplicitDependencyGeneratePcm arm64_32 /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/XPC-EBVVYR4TF0PQUZ4W3Y6BB8T4R.pcm
SwiftExplicitDependencyGeneratePcm arm64_32 /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/CoreFoundation-ARJYTIRRDW39S4NN6EM23QIBS.pcm
SwiftExplicitDependencyGeneratePcm armv7k /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/CoreFoundation-5RDWSHLMKE2HU2LCXVV68H9F0.pcm
SwiftExplicitDependencyGeneratePcm armv7k /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/XPC-5A1GJSVRTUEKXJ08IB057B6JN.pcm
SwiftExplicitDependencyGeneratePcm arm64 /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/CoreFoundation-5K8M5ISJ7BMQVNR98DK2M4NVG.pcm
SwiftExplicitDependencyGeneratePcm arm64 /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/XPC-9LXFH1YGCTEYI6FZTMA69KC0E.pcm
SwiftExplicitDependencyGeneratePcm arm64_32 /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/Security-18V7BBHOAWHI6N4MT8WMS1NTI.pcm
SwiftExplicitDependencyGeneratePcm armv7k /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/Security-7PHGOPKBVRPUS00GX24N7Q9VD.pcm
SwiftExplicitDependencyGeneratePcm arm64 /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/Security-BV24I6SQZR1TBPFSIT5KTQ5X9.pcm
SwiftExplicitDependencyGeneratePcm arm64_32 /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/Foundation-6R9V5UMJYXKQLO5TWCMLTAXSH.pcm
SwiftExplicitDependencyGeneratePcm armv7k /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/Foundation-3XX2BK9JF2VWZ6LQZCBIESSO0.pcm
SwiftExplicitDependencyGeneratePcm arm64 /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/Foundation-DGTSTG9ILAWV20UWIH3AFDWUP.pcm
SwiftEmitModule normal arm64_32 Emitting\ module\ for\ PreconcurrencyLib (in target 'PreconcurrencyLib' from project 'ConcurrencyRecipes')
SwiftCompile normal arm64_32 /Users/admin/builder/spi-builder-workspace/Sources/PreconcurrencyLib/PreconcurrencyStuff.swift (in target 'PreconcurrencyLib' from project 'ConcurrencyRecipes')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

/Users/admin/builder/spi-builder-workspace/Sources/PreconcurrencyLib/PreconcurrencyStuff.swift:32:30: error: concurrency is only available in watchOS 6.0.0 or newer
        public func asyncFunction() async {
                                    ^
/Users/admin/builder/spi-builder-workspace/Sources/PreconcurrencyLib/PreconcurrencyStuff.swift:32:14: note: add '@available' attribute to enclosing instance method
        public func asyncFunction() async {
                    ^
/Users/admin/builder/spi-builder-workspace/Sources/PreconcurrencyLib/PreconcurrencyStuff.swift:22:14: note: add '@available' attribute to enclosing class
public class NonSendableClass {
             ^
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/PreconcurrencyLib/PreconcurrencyStuff.swift -target arm64_32-apple-watchos5.0 -load-resolved-plugin /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/WatchOS.platform/Developer/usr/lib/swift/host/plugins/libFoundationMacros.dylib\#/Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/WatchOS.platform/Developer/usr/bin/swift-plugin-server\#FoundationMacros -load-resolved-plugin /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/WatchOS.platform/Developer/usr/lib/swift/host/plugins/libObservationMacros.dylib\#/Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/WatchOS.platform/Developer/usr/bin/swift-plugin-server\#ObservationMacros -load-resolved-plugin /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/WatchOS.platform/Developer/usr/lib/swift/host/plugins/libSwiftMacros.dylib\#/Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/WatchOS.platform/Developer/usr/bin/swift-plugin-server\#SwiftMacros -disable-implicit-swift-modules -Xcc -fno-implicit-modules -Xcc -fno-implicit-module-maps -explicit-swift-module-map-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ConcurrencyRecipes.build/Debug-watchos/PreconcurrencyLib.build/Objects-normal/arm64_32/PreconcurrencyLib-dependencies-3.json -enable-objc-interop -sdk /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS26.4.sdk -I /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-watchos -Isystem /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/WatchOS.platform/Developer/usr/lib -F /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-watchos -F /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/WatchOS.platform/Developer/Library/Frameworks -F /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS26.4.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 -profile-generate -profile-coverage-mapping -swift-version 5 -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/ConcurrencyRecipes.build/Debug-watchos/PreconcurrencyLib.build/Objects-normal/arm64_32/PreconcurrencyLib_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/watchos26.4-23T238-688ef53f1462e2c8f657fdc38a81448f9e51884a582f42380855760c9d4cc599.sdkstatcache -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ConcurrencyRecipes.build/Debug-watchos/PreconcurrencyLib.build/swift-overrides.hmap -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/ConcurrencyRecipes.build/Debug-watchos/PreconcurrencyLib.build/DerivedSources-normal/arm64_32 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ConcurrencyRecipes.build/Debug-watchos/PreconcurrencyLib.build/DerivedSources/arm64_32 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ConcurrencyRecipes.build/Debug-watchos/PreconcurrencyLib.build/DerivedSources -Xcc -DSWIFT_PACKAGE -Xcc -DDEBUG\=1 -no-auto-bridging-header-chaining -module-name PreconcurrencyLib -package-name spi_builder_workspace -frontend-parseable-output -disable-clang-spi -clang-target arm64_32-apple-watchos26.4 -target-sdk-version 26.4 -target-sdk-name watchos26.4 -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/ConcurrencyRecipes.build/Debug-watchos/PreconcurrencyLib.build/Objects-normal/arm64_32/PreconcurrencyLib.swiftdoc -emit-module-source-info-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ConcurrencyRecipes.build/Debug-watchos/PreconcurrencyLib.build/Objects-normal/arm64_32/PreconcurrencyLib.swiftsourceinfo -emit-objc-header-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ConcurrencyRecipes.build/Debug-watchos/PreconcurrencyLib.build/Objects-normal/arm64_32/PreconcurrencyLib-Swift.h -serialize-diagnostics-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ConcurrencyRecipes.build/Debug-watchos/PreconcurrencyLib.build/Objects-normal/arm64_32/PreconcurrencyLib-primary-emit-module.dia -emit-dependencies-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ConcurrencyRecipes.build/Debug-watchos/PreconcurrencyLib.build/Objects-normal/arm64_32/PreconcurrencyLib-primary-emit-module.d -parse-as-library -o /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ConcurrencyRecipes.build/Debug-watchos/PreconcurrencyLib.build/Objects-normal/arm64_32/PreconcurrencyLib.swiftmodule -emit-abi-descriptor-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ConcurrencyRecipes.build/Debug-watchos/PreconcurrencyLib.build/Objects-normal/arm64_32/PreconcurrencyLib.abi.json
SwiftCompile normal arm64_32 Compiling\ PreconcurrencyStuff.swift /Users/admin/builder/spi-builder-workspace/Sources/PreconcurrencyLib/PreconcurrencyStuff.swift (in target 'PreconcurrencyLib' from project 'ConcurrencyRecipes')
SwiftCompile normal arm64_32 /Users/admin/builder/spi-builder-workspace/Sources/PreconcurrencyLib/PreconcurrencyStuff.swift (in target 'PreconcurrencyLib' from project 'ConcurrencyRecipes')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

SwiftEmitModule normal armv7k Emitting\ module\ for\ PreconcurrencyLib (in target 'PreconcurrencyLib' from project 'ConcurrencyRecipes')
SwiftCompile normal armv7k /Users/admin/builder/spi-builder-workspace/Sources/PreconcurrencyLib/PreconcurrencyStuff.swift (in target 'PreconcurrencyLib' from project 'ConcurrencyRecipes')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

SwiftCompile normal armv7k Compiling\ PreconcurrencyStuff.swift /Users/admin/builder/spi-builder-workspace/Sources/PreconcurrencyLib/PreconcurrencyStuff.swift (in target 'PreconcurrencyLib' from project 'ConcurrencyRecipes')
SwiftCompile normal armv7k /Users/admin/builder/spi-builder-workspace/Sources/PreconcurrencyLib/PreconcurrencyStuff.swift (in target 'PreconcurrencyLib' from project 'ConcurrencyRecipes')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

SwiftEmitModule normal arm64 Emitting\ module\ for\ PreconcurrencyLib (in target 'PreconcurrencyLib' from project 'ConcurrencyRecipes')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/PreconcurrencyLib/PreconcurrencyStuff.swift (in target 'PreconcurrencyLib' from project 'ConcurrencyRecipes')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

SwiftCompile normal arm64 Compiling\ PreconcurrencyStuff.swift /Users/admin/builder/spi-builder-workspace/Sources/PreconcurrencyLib/PreconcurrencyStuff.swift (in target 'PreconcurrencyLib' from project 'ConcurrencyRecipes')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/PreconcurrencyLib/PreconcurrencyStuff.swift (in target 'PreconcurrencyLib' from project 'ConcurrencyRecipes')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

2026-04-16 16:21:02.150 xcodebuild[638:3891] [MT] IDERunDestination: Supported platforms for the buildables in the current scheme is empty.
** BUILD FAILED **
The following build commands failed:
	SwiftCompile normal arm64_32 /Users/admin/builder/spi-builder-workspace/Sources/PreconcurrencyLib/PreconcurrencyStuff.swift (in target 'PreconcurrencyLib' from project 'ConcurrencyRecipes')
	SwiftEmitModule normal arm64_32 Emitting\ module\ for\ PreconcurrencyLib (in target 'PreconcurrencyLib' from project 'ConcurrencyRecipes')
	Building workspace spi-builder-workspace with scheme ConcurrencyRecipes-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:
  ConcurrencyRecipes: /Users/admin/builder/spi-builder-workspace
resolved source packages: ConcurrencyRecipes
2026-04-16 16:21:07.518 xcodebuild[736:4284] [MT] IDERunDestination: Supported platforms for the buildables in the current scheme is empty.
{
  "dependencies" : [
  ],
  "manifest_display_name" : "ConcurrencyRecipes",
  "name" : "ConcurrencyRecipes",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
  ],
  "products" : [
  ],
  "targets" : [
    {
      "c99name" : "PreconcurrencyLib",
      "module_type" : "SwiftTarget",
      "name" : "PreconcurrencyLib",
      "path" : "Sources/PreconcurrencyLib",
      "sources" : [
        "PreconcurrencyStuff.swift"
      ],
      "type" : "library"
    },
    {
      "c99name" : "ConcurrencyRecipesTests",
      "module_type" : "SwiftTarget",
      "name" : "ConcurrencyRecipesTests",
      "path" : "Tests/ConcurrencyRecipesTests",
      "sources" : [
        "PreconcurrencyLibTests.swift"
      ],
      "target_dependencies" : [
        "PreconcurrencyLib"
      ],
      "type" : "test"
    }
  ],
  "tools_version" : "5.10"
}
{
  "workspace" : {
    "name" : "spi-builder-workspace",
    "schemes" : [
      "ConcurrencyRecipes-Package"
    ]
  }
}
2026-04-16 16:21:08.641 xcodebuild[746:4380] [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 ConcurrencyRecipes-Package -destination generic/platform=watchOS
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 ConcurrencyRecipes-Package -destination generic/platform=watchOS
Resolve Package Graph
Resolved source packages:
  ConcurrencyRecipes: /Users/admin/builder/spi-builder-workspace
ComputePackagePrebuildTargetDependencyGraph
Prepare packages
CreateBuildRequest
SendProjectDescription
CreateBuildOperation
ComputeTargetDependencyGraph
note: Building targets in dependency order
note: Target dependency graph (1 target)
    Target 'PreconcurrencyLib' in project 'ConcurrencyRecipes' (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/WatchOS.platform/Developer/SDKs/WatchOS26.4.sdk /Users/admin/builder/spi-builder-workspace/.derivedData/SDKStatCaches.noindex/watchos26.4-23T238-688ef53f1462e2c8f657fdc38a81448f9e51884a582f42380855760c9d4cc599.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/WatchOS.platform/Developer/SDKs/WatchOS26.4.sdk -o /Users/admin/builder/spi-builder-workspace/.derivedData/SDKStatCaches.noindex/watchos26.4-23T238-688ef53f1462e2c8f657fdc38a81448f9e51884a582f42380855760c9d4cc599.sdkstatcache
SwiftDriver PreconcurrencyLib normal armv7k com.apple.xcode.tools.swift.compiler (in target 'PreconcurrencyLib' from project 'ConcurrencyRecipes')
    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 PreconcurrencyLib -Onone @/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ConcurrencyRecipes.build/Debug-watchos/PreconcurrencyLib.build/Objects-normal/armv7k/PreconcurrencyLib.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/WatchOS.platform/Developer/SDKs/WatchOS26.4.sdk -target armv7k-apple-watchos5.0 -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-26.4.0.app/Contents/Developer/Platforms/WatchOS.platform/Developer/usr/lib -F /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-watchos -F /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/WatchOS.platform/Developer/Library/Frameworks -F /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS26.4.sdk/Developer/Library/Frameworks -parse-as-library -c -j10 -enable-batch-mode -incremental -Xcc -ivfsstatcache -Xcc /Users/admin/builder/spi-builder-workspace/.derivedData/SDKStatCaches.noindex/watchos26.4-23T238-688ef53f1462e2c8f657fdc38a81448f9e51884a582f42380855760c9d4cc599.sdkstatcache -output-file-map /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ConcurrencyRecipes.build/Debug-watchos/PreconcurrencyLib.build/Objects-normal/armv7k/PreconcurrencyLib-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/ConcurrencyRecipes.build/Debug-watchos/PreconcurrencyLib.build/Objects-normal/armv7k/PreconcurrencyLib.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/ConcurrencyRecipes.build/Debug-watchos/PreconcurrencyLib.build/swift-overrides.hmap -emit-const-values -Xfrontend -const-gather-protocols-file -Xfrontend /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ConcurrencyRecipes.build/Debug-watchos/PreconcurrencyLib.build/Objects-normal/armv7k/PreconcurrencyLib_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/ConcurrencyRecipes.build/Debug-watchos/PreconcurrencyLib.build/DerivedSources-normal/armv7k -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ConcurrencyRecipes.build/Debug-watchos/PreconcurrencyLib.build/DerivedSources/armv7k -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ConcurrencyRecipes.build/Debug-watchos/PreconcurrencyLib.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/ConcurrencyRecipes.build/Debug-watchos/PreconcurrencyLib.build/Objects-normal/armv7k/PreconcurrencyLib-Swift.h -working-directory /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode -experimental-emit-module-separately -disable-cmo
SwiftDriver PreconcurrencyLib normal arm64_32 com.apple.xcode.tools.swift.compiler (in target 'PreconcurrencyLib' from project 'ConcurrencyRecipes')
    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 PreconcurrencyLib -Onone @/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ConcurrencyRecipes.build/Debug-watchos/PreconcurrencyLib.build/Objects-normal/arm64_32/PreconcurrencyLib.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/WatchOS.platform/Developer/SDKs/WatchOS26.4.sdk -target arm64_32-apple-watchos5.0 -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-26.4.0.app/Contents/Developer/Platforms/WatchOS.platform/Developer/usr/lib -F /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-watchos -F /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/WatchOS.platform/Developer/Library/Frameworks -F /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS26.4.sdk/Developer/Library/Frameworks -parse-as-library -c -j10 -enable-batch-mode -incremental -Xcc -ivfsstatcache -Xcc /Users/admin/builder/spi-builder-workspace/.derivedData/SDKStatCaches.noindex/watchos26.4-23T238-688ef53f1462e2c8f657fdc38a81448f9e51884a582f42380855760c9d4cc599.sdkstatcache -output-file-map /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ConcurrencyRecipes.build/Debug-watchos/PreconcurrencyLib.build/Objects-normal/arm64_32/PreconcurrencyLib-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/ConcurrencyRecipes.build/Debug-watchos/PreconcurrencyLib.build/Objects-normal/arm64_32/PreconcurrencyLib.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/ConcurrencyRecipes.build/Debug-watchos/PreconcurrencyLib.build/swift-overrides.hmap -emit-const-values -Xfrontend -const-gather-protocols-file -Xfrontend /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ConcurrencyRecipes.build/Debug-watchos/PreconcurrencyLib.build/Objects-normal/arm64_32/PreconcurrencyLib_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/ConcurrencyRecipes.build/Debug-watchos/PreconcurrencyLib.build/DerivedSources-normal/arm64_32 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ConcurrencyRecipes.build/Debug-watchos/PreconcurrencyLib.build/DerivedSources/arm64_32 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ConcurrencyRecipes.build/Debug-watchos/PreconcurrencyLib.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/ConcurrencyRecipes.build/Debug-watchos/PreconcurrencyLib.build/Objects-normal/arm64_32/PreconcurrencyLib-Swift.h -working-directory /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode -experimental-emit-module-separately -disable-cmo
SwiftDriver PreconcurrencyLib normal arm64 com.apple.xcode.tools.swift.compiler (in target 'PreconcurrencyLib' from project 'ConcurrencyRecipes')
    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 PreconcurrencyLib -Onone @/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ConcurrencyRecipes.build/Debug-watchos/PreconcurrencyLib.build/Objects-normal/arm64/PreconcurrencyLib.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/WatchOS.platform/Developer/SDKs/WatchOS26.4.sdk -target arm64-apple-watchos5.0 -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-26.4.0.app/Contents/Developer/Platforms/WatchOS.platform/Developer/usr/lib -F /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-watchos -F /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/WatchOS.platform/Developer/Library/Frameworks -F /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS26.4.sdk/Developer/Library/Frameworks -parse-as-library -c -j10 -enable-batch-mode -incremental -Xcc -ivfsstatcache -Xcc /Users/admin/builder/spi-builder-workspace/.derivedData/SDKStatCaches.noindex/watchos26.4-23T238-688ef53f1462e2c8f657fdc38a81448f9e51884a582f42380855760c9d4cc599.sdkstatcache -output-file-map /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ConcurrencyRecipes.build/Debug-watchos/PreconcurrencyLib.build/Objects-normal/arm64/PreconcurrencyLib-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/ConcurrencyRecipes.build/Debug-watchos/PreconcurrencyLib.build/Objects-normal/arm64/PreconcurrencyLib.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/ConcurrencyRecipes.build/Debug-watchos/PreconcurrencyLib.build/swift-overrides.hmap -emit-const-values -Xfrontend -const-gather-protocols-file -Xfrontend /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ConcurrencyRecipes.build/Debug-watchos/PreconcurrencyLib.build/Objects-normal/arm64/PreconcurrencyLib_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/ConcurrencyRecipes.build/Debug-watchos/PreconcurrencyLib.build/DerivedSources-normal/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ConcurrencyRecipes.build/Debug-watchos/PreconcurrencyLib.build/DerivedSources/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ConcurrencyRecipes.build/Debug-watchos/PreconcurrencyLib.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/ConcurrencyRecipes.build/Debug-watchos/PreconcurrencyLib.build/Objects-normal/arm64/PreconcurrencyLib-Swift.h -working-directory /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode -experimental-emit-module-separately -disable-cmo
SwiftEmitModule normal arm64 Emitting\ module\ for\ PreconcurrencyLib (in target 'PreconcurrencyLib' from project 'ConcurrencyRecipes')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/PreconcurrencyLib/PreconcurrencyStuff.swift (in target 'PreconcurrencyLib' from project 'ConcurrencyRecipes')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

SwiftCompile normal arm64 Compiling\ PreconcurrencyStuff.swift /Users/admin/builder/spi-builder-workspace/Sources/PreconcurrencyLib/PreconcurrencyStuff.swift (in target 'PreconcurrencyLib' from project 'ConcurrencyRecipes')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/PreconcurrencyLib/PreconcurrencyStuff.swift (in target 'PreconcurrencyLib' from project 'ConcurrencyRecipes')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

SwiftEmitModule normal armv7k Emitting\ module\ for\ PreconcurrencyLib (in target 'PreconcurrencyLib' from project 'ConcurrencyRecipes')
SwiftCompile normal armv7k /Users/admin/builder/spi-builder-workspace/Sources/PreconcurrencyLib/PreconcurrencyStuff.swift (in target 'PreconcurrencyLib' from project 'ConcurrencyRecipes')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

/Users/admin/builder/spi-builder-workspace/Sources/PreconcurrencyLib/PreconcurrencyStuff.swift:32:30: error: concurrency is only available in watchOS 6.0.0 or newer
        public func asyncFunction() async {
                                    ^
/Users/admin/builder/spi-builder-workspace/Sources/PreconcurrencyLib/PreconcurrencyStuff.swift:32:14: note: add '@available' attribute to enclosing instance method
        public func asyncFunction() async {
                    ^
/Users/admin/builder/spi-builder-workspace/Sources/PreconcurrencyLib/PreconcurrencyStuff.swift:22:14: note: add '@available' attribute to enclosing class
public class NonSendableClass {
             ^
SwiftCompile normal arm64_32 Compiling\ PreconcurrencyStuff.swift /Users/admin/builder/spi-builder-workspace/Sources/PreconcurrencyLib/PreconcurrencyStuff.swift (in target 'PreconcurrencyLib' from project 'ConcurrencyRecipes')
SwiftCompile normal arm64_32 /Users/admin/builder/spi-builder-workspace/Sources/PreconcurrencyLib/PreconcurrencyStuff.swift (in target 'PreconcurrencyLib' from project 'ConcurrencyRecipes')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

SwiftEmitModule normal arm64_32 Emitting\ module\ for\ PreconcurrencyLib (in target 'PreconcurrencyLib' from project 'ConcurrencyRecipes')
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/PreconcurrencyLib/PreconcurrencyStuff.swift -target arm64_32-apple-watchos5.0 -load-resolved-plugin /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/WatchOS.platform/Developer/usr/lib/swift/host/plugins/libFoundationMacros.dylib\#/Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/WatchOS.platform/Developer/usr/bin/swift-plugin-server\#FoundationMacros -load-resolved-plugin /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/WatchOS.platform/Developer/usr/lib/swift/host/plugins/libObservationMacros.dylib\#/Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/WatchOS.platform/Developer/usr/bin/swift-plugin-server\#ObservationMacros -load-resolved-plugin /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/WatchOS.platform/Developer/usr/lib/swift/host/plugins/libSwiftMacros.dylib\#/Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/WatchOS.platform/Developer/usr/bin/swift-plugin-server\#SwiftMacros -disable-implicit-swift-modules -Xcc -fno-implicit-modules -Xcc -fno-implicit-module-maps -explicit-swift-module-map-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ConcurrencyRecipes.build/Debug-watchos/PreconcurrencyLib.build/Objects-normal/arm64_32/PreconcurrencyLib-dependencies-2.json -enable-objc-interop -sdk /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS26.4.sdk -I /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-watchos -Isystem /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/WatchOS.platform/Developer/usr/lib -F /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-watchos -F /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/WatchOS.platform/Developer/Library/Frameworks -F /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS26.4.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 -profile-generate -profile-coverage-mapping -swift-version 5 -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/ConcurrencyRecipes.build/Debug-watchos/PreconcurrencyLib.build/Objects-normal/arm64_32/PreconcurrencyLib_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/watchos26.4-23T238-688ef53f1462e2c8f657fdc38a81448f9e51884a582f42380855760c9d4cc599.sdkstatcache -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ConcurrencyRecipes.build/Debug-watchos/PreconcurrencyLib.build/swift-overrides.hmap -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/ConcurrencyRecipes.build/Debug-watchos/PreconcurrencyLib.build/DerivedSources-normal/arm64_32 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ConcurrencyRecipes.build/Debug-watchos/PreconcurrencyLib.build/DerivedSources/arm64_32 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ConcurrencyRecipes.build/Debug-watchos/PreconcurrencyLib.build/DerivedSources -Xcc -DSWIFT_PACKAGE -Xcc -DDEBUG\=1 -no-auto-bridging-header-chaining -module-name PreconcurrencyLib -package-name spi_builder_workspace -frontend-parseable-output -disable-clang-spi -clang-target arm64_32-apple-watchos26.4 -target-sdk-version 26.4 -target-sdk-name watchos26.4 -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/ConcurrencyRecipes.build/Debug-watchos/PreconcurrencyLib.build/Objects-normal/arm64_32/PreconcurrencyLib.swiftdoc -emit-module-source-info-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ConcurrencyRecipes.build/Debug-watchos/PreconcurrencyLib.build/Objects-normal/arm64_32/PreconcurrencyLib.swiftsourceinfo -emit-objc-header-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ConcurrencyRecipes.build/Debug-watchos/PreconcurrencyLib.build/Objects-normal/arm64_32/PreconcurrencyLib-Swift.h -serialize-diagnostics-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ConcurrencyRecipes.build/Debug-watchos/PreconcurrencyLib.build/Objects-normal/arm64_32/PreconcurrencyLib-primary-emit-module.dia -emit-dependencies-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ConcurrencyRecipes.build/Debug-watchos/PreconcurrencyLib.build/Objects-normal/arm64_32/PreconcurrencyLib-primary-emit-module.d -parse-as-library -o /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ConcurrencyRecipes.build/Debug-watchos/PreconcurrencyLib.build/Objects-normal/arm64_32/PreconcurrencyLib.swiftmodule -emit-abi-descriptor-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ConcurrencyRecipes.build/Debug-watchos/PreconcurrencyLib.build/Objects-normal/arm64_32/PreconcurrencyLib.abi.json
SwiftCompile normal arm64_32 /Users/admin/builder/spi-builder-workspace/Sources/PreconcurrencyLib/PreconcurrencyStuff.swift (in target 'PreconcurrencyLib' from project 'ConcurrencyRecipes')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

/Users/admin/builder/spi-builder-workspace/Sources/PreconcurrencyLib/PreconcurrencyStuff.swift:32:30: error: concurrency is only available in watchOS 6.0.0 or newer
        public func asyncFunction() async {
                                    ^
/Users/admin/builder/spi-builder-workspace/Sources/PreconcurrencyLib/PreconcurrencyStuff.swift:32:14: note: add '@available' attribute to enclosing instance method
        public func asyncFunction() async {
                    ^
/Users/admin/builder/spi-builder-workspace/Sources/PreconcurrencyLib/PreconcurrencyStuff.swift:22:14: note: add '@available' attribute to enclosing class
public class NonSendableClass {
             ^
SwiftCompile normal armv7k Compiling\ PreconcurrencyStuff.swift /Users/admin/builder/spi-builder-workspace/Sources/PreconcurrencyLib/PreconcurrencyStuff.swift (in target 'PreconcurrencyLib' from project 'ConcurrencyRecipes')
SwiftCompile normal armv7k /Users/admin/builder/spi-builder-workspace/Sources/PreconcurrencyLib/PreconcurrencyStuff.swift (in target 'PreconcurrencyLib' from project 'ConcurrencyRecipes')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

2026-04-16 16:21:09.673 xcodebuild[749:4415] [MT] IDERunDestination: Supported platforms for the buildables in the current scheme is empty.
** BUILD FAILED **
The following build commands failed:
	SwiftCompile normal armv7k /Users/admin/builder/spi-builder-workspace/Sources/PreconcurrencyLib/PreconcurrencyStuff.swift (in target 'PreconcurrencyLib' from project 'ConcurrencyRecipes')
	SwiftEmitModule normal arm64_32 Emitting\ module\ for\ PreconcurrencyLib (in target 'PreconcurrencyLib' from project 'ConcurrencyRecipes')
	SwiftCompile normal arm64_32 /Users/admin/builder/spi-builder-workspace/Sources/PreconcurrencyLib/PreconcurrencyStuff.swift (in target 'PreconcurrencyLib' from project 'ConcurrencyRecipes')
	Building workspace spi-builder-workspace with scheme ConcurrencyRecipes-Package
(4 failures)
BUILD FAILURE 6.3 watchOS