Swift Package Index

Build Information

Failed to build Bulk, reference main (e19f2a), with Swift 6.4 for macOS (Xcode) using Xcode 27.0 on 22 Sep 2026 11:25:09 UTC.

Build Command

env DEVELOPER_DIR=/Applications/Xcode-27.0.0-Release.Candidate.app xcrun xcodebuild -IDEClonedSourcePackagesDirPathOverride=$PWD/.dependencies -skipMacroValidation -skipPackagePluginValidation -derivedDataPath $PWD/.derivedData build -scheme Bulk-Package -destination platform=macOS,arch=arm64

Build Log

========================================
RunAll
========================================
Builder version: 5.1.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/FluidGroup/Bulk.git
Reference: main
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/FluidGroup/Bulk
 * branch            main       -> FETCH_HEAD
 * [new branch]      main       -> origin/main
HEAD is now at e19f2a5 Fix concurrency error (#22)
Cloned https://github.com/FluidGroup/Bulk.git
Revision (git rev-parse @):
e19f2a5c66058cdd080e9d8314766f25949450a3
SUCCESS checkout https://github.com/FluidGroup/Bulk.git at main
========================================
Build
========================================
Selected platform:         macosXcodebuild
Swift version:             6.4
Building package at path:  $PWD
https://github.com/FluidGroup/Bulk.git
Command line invocation:
    /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/usr/bin/xcodebuild -IDEClonedSourcePackagesDirPathOverride=/Users/admin/builder/spi-builder-workspace/.dependencies -resolvePackageDependencies
Resolve Package Graph
Resolve Package Graph
Resolved source packages:
  Bulk: /Users/admin/builder/spi-builder-workspace
resolved source packages: Bulk
2026-09-22 07:24:19.894 xcodebuild[525:2998] [MT] IDERunDestination: Supported platforms for the buildables in the current scheme is empty.
2026-09-22 07:24:20.047 xcodebuild[525:2998] [MT] IDERunDestination: Supported platforms for the buildables in the current scheme is empty.
2026-09-22 07:24:21.644 xcodebuild[525:2998] [MT] IDERunDestination: Supported platforms for the buildables in the current scheme is empty.
{
  "dependencies" : [
  ],
  "manifest_display_name" : "Bulk",
  "name" : "Bulk",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
    {
      "name" : "macos",
      "version" : "11.0"
    },
    {
      "name" : "ios",
      "version" : "16.0"
    },
    {
      "name" : "tvos",
      "version" : "13.0"
    },
    {
      "name" : "watchos",
      "version" : "6.0"
    }
  ],
  "products" : [
    {
      "name" : "Bulk",
      "targets" : [
        "Bulk"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    },
    {
      "name" : "BulkLogger",
      "targets" : [
        "BulkLogger"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "swift_languages_versions" : [
    "5",
    "6"
  ],
  "targets" : [
    {
      "c99name" : "BulkTests",
      "module_type" : "SwiftTarget",
      "name" : "BulkTests",
      "path" : "Tests/BulkTests",
      "sources" : [
        "BasicTests.swift",
        "BufferTests.swift",
        "TimerTests.swift"
      ],
      "target_dependencies" : [
        "Bulk"
      ],
      "type" : "test"
    },
    {
      "c99name" : "BulkLogger",
      "module_type" : "SwiftTarget",
      "name" : "BulkLogger",
      "path" : "Sources/BulkLogger",
      "product_memberships" : [
        "BulkLogger"
      ],
      "sources" : [
        "LogData.swift",
        "Logger.swift",
        "Logger/LogBasicFormatter.swift",
        "Logger/LogConsoleTarget.swift",
        "Logger/LogFileTarget.swift",
        "Logger/LogLevelFilterPlugin.swift",
        "Logger/NSLogTarget.swift",
        "Logger/OSLogTarget.swift"
      ],
      "target_dependencies" : [
        "Bulk"
      ],
      "type" : "library"
    },
    {
      "c99name" : "Bulk",
      "module_type" : "SwiftTarget",
      "name" : "Bulk",
      "path" : "Sources/Bulk",
      "product_memberships" : [
        "Bulk",
        "BulkLogger"
      ],
      "sources" : [
        "Buffers/Buffer.swift",
        "Buffers/FileBuffer.swift",
        "Buffers/MemoryBuffer.swift",
        "Buffers/PassthroughBuffer.swift",
        "Buffers/SerializerType.swift",
        "Core/BulkBufferTimer.swift",
        "Core/BulkSink.swift",
        "Core/CombineBulkSink.swift",
        "Core/Target.swift",
        "Core/TargetUmbrella.swift",
        "Serializer/CodableSerializer.swift"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "6.0"
}
{
  "workspace" : {
    "name" : "Bulk",
    "schemes" : [
      "Bulk",
      "Bulk-Package",
      "BulkLogger"
    ]
  }
}
2026-09-22 07:24:57.630 xcodebuild[623:3782] [MT] IDERunDestination: Supported platforms for the buildables in the current scheme is empty.
2026-09-22 07:24:57.772 xcodebuild[623:3782] [MT] IDERunDestination: Supported platforms for the buildables in the current scheme is empty.
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-27.0.0-Release.Candidate.app xcrun xcodebuild -IDEClonedSourcePackagesDirPathOverride=$PWD/.dependencies -skipMacroValidation -skipPackagePluginValidation -derivedDataPath $PWD/.derivedData build -scheme Bulk-Package -destination platform=macOS,arch=arm64
Command line invocation:
    /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/usr/bin/xcodebuild -IDEClonedSourcePackagesDirPathOverride=/Users/admin/builder/spi-builder-workspace/.dependencies -skipMacroValidation -skipPackagePluginValidation -derivedDataPath /Users/admin/builder/spi-builder-workspace/.derivedData build -scheme Bulk-Package -destination platform=macOS,arch=arm64
Resolve Package Graph
Resolved source packages:
  Bulk: /Users/admin/builder/spi-builder-workspace
ComputePackagePrebuildTargetDependencyGraph
Prepare packages
CreateBuildRequest
SendProjectDescription
CreateBuildOperation
ComputeTargetDependencyGraph
note: Building targets in dependency order
note: Target dependency graph (5 targets)
    Target 'BulkTests-product' in project 'Bulk'
        ➜ Explicit dependency on target 'Bulk' in project 'Bulk'
    Target 'BulkLogger-product' in project 'Bulk'
        ➜ Explicit dependency on target 'BulkLogger' in project 'Bulk'
        ➜ Explicit dependency on target 'Bulk' in project 'Bulk'
    Target 'BulkLogger' in project 'Bulk'
        ➜ Explicit dependency on target 'Bulk' in project 'Bulk'
    Target 'Bulk-product' in project 'Bulk'
        ➜ Explicit dependency on target 'Bulk' in project 'Bulk'
    Target 'Bulk' in project 'Bulk' (no dependencies)
GatherProvisioningInputs
CreateBuildDescription
ExecuteExternalTool /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang -v -E -dM -isysroot /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX27.0.sdk -x c -c /dev/null
ExecuteExternalTool /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/swiftc --version
ExecuteExternalTool /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/ld -version_details
Build description signature: 0b41ff0d7a5d9632bc4448c897b5a1f0
Build description path: /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/XCBuildData/0b41ff0d7a5d9632bc4448c897b5a1f0.xcbuilddata
CreateBuildDirectory /Users/admin/builder/spi-builder-workspace/.derivedData/SDKExplicitPrecompiledModules
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    builtin-create-build-directory /Users/admin/builder/spi-builder-workspace/.derivedData/SDKExplicitPrecompiledModules
CreateBuildDirectory /Users/admin/builder/spi-builder-workspace/.derivedData/CompilationCache.noindex
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    builtin-create-build-directory /Users/admin/builder/spi-builder-workspace/.derivedData/CompilationCache.noindex
CreateBuildDirectory /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    builtin-create-build-directory /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex
CreateBuildDirectory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    builtin-create-build-directory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex
ClangStatCache /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang-stat-cache /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX27.0.sdk /Users/admin/builder/spi-builder-workspace/.derivedData/SDKStatCaches.noindex/macosx27.0-26A425-e829b21a6f8c9b70876ba0858053c0446a22442a12e9d48fe1a705f55a1adfc4.sdkstatcache
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang-stat-cache /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX27.0.sdk -o /Users/admin/builder/spi-builder-workspace/.derivedData/SDKStatCaches.noindex/macosx27.0-26A425-e829b21a6f8c9b70876ba0858053c0446a22442a12e9d48fe1a705f55a1adfc4.sdkstatcache
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/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/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/PrecompiledHeaders
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    builtin-create-build-directory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/PrecompiledHeaders
CreateBuildDirectory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/EagerLinkingTBDs/Debug
    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
CreateBuildDirectory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    builtin-create-build-directory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug
CreateBuildDirectory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug/PackageFrameworks
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    builtin-create-build-directory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug/PackageFrameworks
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Bulk.build/Debug/Bulk-t.build/Bulk.DependencyStaticMetadataFileList (in target 'Bulk' from project 'Bulk')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Bulk.build/Debug/Bulk-t.build/Bulk.DependencyStaticMetadataFileList
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Bulk.build/Debug/Bulk-t.build/Bulk.modulemap (in target 'Bulk' from project 'Bulk')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Bulk.build/Debug/Bulk-t.build/Bulk.modulemap
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Bulk.build/Debug/Bulk-t.build/Bulk.DependencyMetadataFileList (in target 'Bulk' from project 'Bulk')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Bulk.build/Debug/Bulk-t.build/Bulk.DependencyMetadataFileList
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Bulk.build/Debug/Bulk-t.build/Objects-normal/arm64/Bulk.LinkFileList (in target 'Bulk' from project 'Bulk')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Bulk.build/Debug/Bulk-t.build/Objects-normal/arm64/Bulk.LinkFileList
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Bulk.build/Debug/Bulk-t.build/Objects-normal/arm64/Bulk-OutputFileMap.json (in target 'Bulk' from project 'Bulk')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Bulk.build/Debug/Bulk-t.build/Objects-normal/arm64/Bulk-OutputFileMap.json
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Bulk.build/Debug/Bulk-t.build/Objects-normal/arm64/Bulk.SwiftFileList (in target 'Bulk' from project 'Bulk')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Bulk.build/Debug/Bulk-t.build/Objects-normal/arm64/Bulk.SwiftFileList
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Bulk.build/Debug/Bulk-t.build/Objects-normal/arm64/Bulk.SwiftConstValuesFileList (in target 'Bulk' from project 'Bulk')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Bulk.build/Debug/Bulk-t.build/Objects-normal/arm64/Bulk.SwiftConstValuesFileList
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Bulk.build/Debug/Bulk-t.build/Objects-normal/arm64/Bulk_const_extract_protocols.json (in target 'Bulk' from project 'Bulk')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Bulk.build/Debug/Bulk-t.build/Objects-normal/arm64/Bulk_const_extract_protocols.json
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Bulk.build/Debug/BulkTests-p.build/empty-BulkTests.plist (in target 'BulkTests-product' from project 'Bulk')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Bulk.build/Debug/BulkTests-p.build/empty-BulkTests.plist
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Bulk.build/Debug/BulkTests-p.build/Objects-normal/arm64/BulkTests_const_extract_protocols.json (in target 'BulkTests-product' from project 'Bulk')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Bulk.build/Debug/BulkTests-p.build/Objects-normal/arm64/BulkTests_const_extract_protocols.json
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Bulk.build/Debug/BulkTests-p.build/Objects-normal/arm64/BulkTests.SwiftFileList (in target 'BulkTests-product' from project 'Bulk')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Bulk.build/Debug/BulkTests-p.build/Objects-normal/arm64/BulkTests.SwiftFileList
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Bulk.build/Debug/BulkTests-p.build/Objects-normal/arm64/BulkTests.SwiftConstValuesFileList (in target 'BulkTests-product' from project 'Bulk')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Bulk.build/Debug/BulkTests-p.build/Objects-normal/arm64/BulkTests.SwiftConstValuesFileList
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Bulk.build/Debug/BulkTests-p.build/Objects-normal/arm64/BulkTests.LinkFileList (in target 'BulkTests-product' from project 'Bulk')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Bulk.build/Debug/BulkTests-p.build/Objects-normal/arm64/BulkTests.LinkFileList
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Bulk.build/Debug/BulkTests-p.build/Objects-normal/arm64/BulkTests-OutputFileMap.json (in target 'BulkTests-product' from project 'Bulk')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Bulk.build/Debug/BulkTests-p.build/Objects-normal/arm64/BulkTests-OutputFileMap.json
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Bulk.build/Debug/BulkTests-p.build/BulkTests.DependencyStaticMetadataFileList (in target 'BulkTests-product' from project 'Bulk')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Bulk.build/Debug/BulkTests-p.build/BulkTests.DependencyStaticMetadataFileList
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Bulk.build/Debug/BulkTests-p.build/BulkTests.DependencyMetadataFileList (in target 'BulkTests-product' from project 'Bulk')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Bulk.build/Debug/BulkTests-p.build/BulkTests.DependencyMetadataFileList
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Bulk.build/Debug/BulkLogger-t.build/Objects-normal/arm64/BulkLogger_const_extract_protocols.json (in target 'BulkLogger' from project 'Bulk')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Bulk.build/Debug/BulkLogger-t.build/Objects-normal/arm64/BulkLogger_const_extract_protocols.json
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Bulk.build/Debug/BulkLogger-t.build/Objects-normal/arm64/BulkLogger.SwiftConstValuesFileList (in target 'BulkLogger' from project 'Bulk')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Bulk.build/Debug/BulkLogger-t.build/Objects-normal/arm64/BulkLogger.SwiftConstValuesFileList
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Bulk.build/Debug/BulkLogger-t.build/Objects-normal/arm64/BulkLogger.SwiftFileList (in target 'BulkLogger' from project 'Bulk')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Bulk.build/Debug/BulkLogger-t.build/Objects-normal/arm64/BulkLogger.SwiftFileList
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Bulk.build/Debug/BulkLogger-t.build/Objects-normal/arm64/BulkLogger-OutputFileMap.json (in target 'BulkLogger' from project 'Bulk')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Bulk.build/Debug/BulkLogger-t.build/Objects-normal/arm64/BulkLogger-OutputFileMap.json
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Bulk.build/Debug/BulkLogger-t.build/Objects-normal/arm64/BulkLogger.LinkFileList (in target 'BulkLogger' from project 'Bulk')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Bulk.build/Debug/BulkLogger-t.build/Objects-normal/arm64/BulkLogger.LinkFileList
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Bulk.build/Debug/BulkLogger-t.build/BulkLogger.modulemap (in target 'BulkLogger' from project 'Bulk')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Bulk.build/Debug/BulkLogger-t.build/BulkLogger.modulemap
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Bulk.build/Debug/BulkLogger-t.build/BulkLogger.DependencyStaticMetadataFileList (in target 'BulkLogger' from project 'Bulk')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Bulk.build/Debug/BulkLogger-t.build/BulkLogger.DependencyStaticMetadataFileList
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Bulk.build/Debug/BulkLogger-t.build/BulkLogger.DependencyMetadataFileList (in target 'BulkLogger' from project 'Bulk')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Bulk.build/Debug/BulkLogger-t.build/BulkLogger.DependencyMetadataFileList
Copy /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/GeneratedModuleMaps/Bulk.modulemap /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Bulk.build/Debug/Bulk-t.build/Bulk.modulemap (in target 'Bulk' from project 'Bulk')
    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/Bulk.build/Debug/Bulk-t.build/Bulk.modulemap /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/GeneratedModuleMaps
MkDir /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug/BulkTests.xctest (in target 'BulkTests-product' from project 'Bulk')
    cd /Users/admin/builder/spi-builder-workspace
    /bin/mkdir -p /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug/BulkTests.xctest
MkDir /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug/BulkTests.xctest/Contents (in target 'BulkTests-product' from project 'Bulk')
    cd /Users/admin/builder/spi-builder-workspace
    /bin/mkdir -p /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug/BulkTests.xctest/Contents
MkDir /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug/BulkTests.xctest/Contents/MacOS (in target 'BulkTests-product' from project 'Bulk')
    cd /Users/admin/builder/spi-builder-workspace
    /bin/mkdir -p /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug/BulkTests.xctest/Contents/MacOS
Copy /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/GeneratedModuleMaps/BulkLogger.modulemap /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Bulk.build/Debug/BulkLogger-t.build/BulkLogger.modulemap (in target 'BulkLogger' from project 'Bulk')
    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/Bulk.build/Debug/BulkLogger-t.build/BulkLogger.modulemap /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/GeneratedModuleMaps
SwiftDriver Bulk normal arm64 com.apple.xcode.tools.swift.compiler (in target 'Bulk' from project 'Bulk')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    builtin-SwiftDriver -- /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/swiftc -parse-as-library -module-name Bulk -Onone @/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Bulk.build/Debug/Bulk-t.build/Objects-normal/arm64/Bulk.SwiftFileList -DSWIFT_PACKAGE -DDEBUG -DSWIFT_MODULE_RESOURCE_BUNDLE_UNAVAILABLE -DXcode -plugin-path /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift/host/plugins/testing -enable-experimental-feature DebugDescriptionMacro -sdk /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX27.0.sdk -target arm64-apple-macos12.0 -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 -Isystem /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/MacOSX.platform/Developer/usr/lib -F /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug -F /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/MacOSX.platform/Developer/Library/Frameworks -c -j10 -enable-batch-mode -incremental -Xcc -ivfsstatcache -Xcc /Users/admin/builder/spi-builder-workspace/.derivedData/SDKStatCaches.noindex/macosx27.0-26A425-e829b21a6f8c9b70876ba0858053c0446a22442a12e9d48fe1a705f55a1adfc4.sdkstatcache -output-file-map /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Bulk.build/Debug/Bulk-t.build/Objects-normal/arm64/Bulk-OutputFileMap.json -save-temps -no-color-diagnostics -explicit-module-build -module-cache-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SwiftExplicitPrecompiledModules -clang-scanner-module-cache-path /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex -sdk-module-cache-path /Users/admin/builder/spi-builder-workspace/.derivedData/SDKExplicitPrecompiledModules -emit-dependencies -emit-module -emit-module-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Bulk.build/Debug/Bulk-t.build/Objects-normal/arm64/Bulk.swiftmodule -serialize-diagnostics -dependency-scan-serialize-diagnostics-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Bulk.build/Debug/Bulk-t.build/Objects-normal/arm64/Bulk-dependency-scan.dia -validate-clang-modules-once -clang-build-session-file /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/Session.modulevalidation -Xcc -fmodules-prune-interval\=86400 -Xcc -fmodules-prune-after\=345600 -package-name spi_builder_workspace -emit-const-values -const-gather-protocols-list /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Bulk.build/Debug/Bulk-t.build/Objects-normal/arm64/Bulk_const_extract_protocols.json -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug/include -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Bulk.build/Debug/Bulk-t.build/DerivedSources-normal/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Bulk.build/Debug/Bulk-t.build/DerivedSources/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Bulk.build/Debug/Bulk-t.build/DerivedSources -Xcc -DSWIFT_PACKAGE -Xcc -DDEBUG\=1 -emit-objc-header -emit-objc-header-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Bulk.build/Debug/Bulk-t.build/Objects-normal/arm64/Bulk-Swift.h -working-directory /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode -experimental-emit-module-separately -disable-cmo
SwiftExplicitDependencyGeneratePcm arm64 /Users/admin/builder/spi-builder-workspace/.derivedData/SDKExplicitPrecompiledModules/_Builtin_stddef-BRQYWAPA5F9I3AGC7LZEIAIGS.pcm
SwiftExplicitDependencyGeneratePcm arm64 /Users/admin/builder/spi-builder-workspace/.derivedData/SDKExplicitPrecompiledModules/SwiftShims-8117TUG7HSOLBQL517OWAROM7.pcm
SwiftExplicitDependencyGeneratePcm arm64 /Users/admin/builder/spi-builder-workspace/.derivedData/SDKExplicitPrecompiledModules/_Builtin_float-EXGUO4XEWWSRONNTP4II1R3BM.pcm
SwiftExplicitDependencyGeneratePcm arm64 /Users/admin/builder/spi-builder-workspace/.derivedData/SDKExplicitPrecompiledModules/_SwiftConcurrencyShims-11TYQJH3GW4GGN6M952RT44S2.pcm
SwiftExplicitDependencyGeneratePcm arm64 /Users/admin/builder/spi-builder-workspace/.derivedData/SDKExplicitPrecompiledModules/ptrauth-7VGYQCV549PIPP0FHI45MYEXG.pcm
SwiftExplicitDependencyGeneratePcm arm64 /Users/admin/builder/spi-builder-workspace/.derivedData/SDKExplicitPrecompiledModules/_Builtin_stdarg-DVP6W0QP66W8E74TX0GQAIEFM.pcm
SwiftExplicitDependencyGeneratePcm arm64 /Users/admin/builder/spi-builder-workspace/.derivedData/SDKExplicitPrecompiledModules/_AvailabilityInternal-5OQ8S18SKM02L42PKV6U5ZAWA.pcm
SwiftExplicitDependencyGeneratePcm arm64 /Users/admin/builder/spi-builder-workspace/.derivedData/SDKExplicitPrecompiledModules/_Builtin_stdbool-8V6HC39D8H2ZKW3GSD1KJ09A9.pcm
SwiftExplicitDependencyGeneratePcm arm64 /Users/admin/builder/spi-builder-workspace/.derivedData/SDKExplicitPrecompiledModules/ptrcheck-7F7OST5MV9OHXZMCIL2H6FYAO.pcm
SwiftExplicitDependencyGeneratePcm arm64 /Users/admin/builder/spi-builder-workspace/.derivedData/SDKExplicitPrecompiledModules/_DarwinFoundation1-CEB668520FVMM3FPLUP3ZX3DP.pcm
SwiftExplicitDependencyGeneratePcm arm64 /Users/admin/builder/spi-builder-workspace/.derivedData/SDKExplicitPrecompiledModules/_DarwinFoundation2-8A4UVIA5QLD0UNZXBQYRW6KN7.pcm
SwiftExplicitDependencyGeneratePcm arm64 /Users/admin/builder/spi-builder-workspace/.derivedData/SDKExplicitPrecompiledModules/_Builtin_limits-HXF6WMF65IXTY4LB9YQRPDVS.pcm
SwiftExplicitDependencyGeneratePcm arm64 /Users/admin/builder/spi-builder-workspace/.derivedData/SDKExplicitPrecompiledModules/string_h-6TIYHCG4O23ZFSK467Q1J0323.pcm
SwiftExplicitDependencyGeneratePcm arm64 /Users/admin/builder/spi-builder-workspace/.derivedData/SDKExplicitPrecompiledModules/_Builtin_stdint-1OD4P9W70NM45YK5V1IH8JOXR.pcm
SwiftExplicitDependencyGeneratePcm arm64 /Users/admin/builder/spi-builder-workspace/.derivedData/SDKExplicitPrecompiledModules/sys_types-8B5WBGNKQGP8VGVHGXXFAVHM4.pcm
SwiftExplicitDependencyGeneratePcm arm64 /Users/admin/builder/spi-builder-workspace/.derivedData/SDKExplicitPrecompiledModules/libDER-9VW90WXB13JUMGRN6F5ZRJXU0.pcm
SwiftExplicitDependencyGeneratePcm arm64 /Users/admin/builder/spi-builder-workspace/.derivedData/SDKExplicitPrecompiledModules/_DarwinFoundation3-DNXKXFFQ8MRLRO9KQN10R21I0.pcm
SwiftExplicitDependencyGeneratePcm arm64 /Users/admin/builder/spi-builder-workspace/.derivedData/SDKExplicitPrecompiledModules/_Builtin_inttypes-489CMR9E9YGXYB1ZU4Y2FSN2V.pcm
SwiftExplicitDependencyGeneratePcm arm64 /Users/admin/builder/spi-builder-workspace/.derivedData/SDKExplicitPrecompiledModules/Darwin-4SSYTF9FPWUAJVNBQDXTH3HIS.pcm
SwiftExplicitDependencyGeneratePcm arm64 /Users/admin/builder/spi-builder-workspace/.derivedData/SDKExplicitPrecompiledModules/libkern-DC5VSWS0W4A07Q7BUF7Q8VYMV.pcm
SwiftExplicitDependencyGeneratePcm arm64 /Users/admin/builder/spi-builder-workspace/.derivedData/SDKExplicitPrecompiledModules/MachO-4D0HJWYC59S7APTHBHDUKR7KJ.pcm
SwiftExplicitDependencyGeneratePcm arm64 /Users/admin/builder/spi-builder-workspace/.derivedData/SDKExplicitPrecompiledModules/launch-EFXL3YL04KHGWJLOU1XU768V7.pcm
SwiftExplicitDependencyGeneratePcm arm64 /Users/admin/builder/spi-builder-workspace/.derivedData/SDKExplicitPrecompiledModules/ObjectiveC-5UUM8AH9LJRERY99K1GUBURMO.pcm
SwiftExplicitDependencyGeneratePcm arm64 /Users/admin/builder/spi-builder-workspace/.derivedData/SDKExplicitPrecompiledModules/os_object-BTDIN6QZYDLDQ14FCV3ILP969.pcm
SwiftExplicitDependencyGeneratePcm arm64 /Users/admin/builder/spi-builder-workspace/.derivedData/SDKExplicitPrecompiledModules/os_workgroup-5KW4GI1VTT4BL3CP7IBC3MXQT.pcm
SwiftExplicitDependencyGeneratePcm arm64 /Users/admin/builder/spi-builder-workspace/.derivedData/SDKExplicitPrecompiledModules/Dispatch-6G7SC7DNRDQILDZM7AA5CBO9R.pcm
SwiftExplicitDependencyGeneratePcm arm64 /Users/admin/builder/spi-builder-workspace/.derivedData/SDKExplicitPrecompiledModules/XPC-BCOQO9UGC7BBHCJY0IGQSWASH.pcm
SwiftExplicitDependencyGeneratePcm arm64 /Users/admin/builder/spi-builder-workspace/.derivedData/SDKExplicitPrecompiledModules/CoreFoundation-DM89H54DP422N6SIFFXP5XPSQ.pcm
SwiftExplicitDependencyGeneratePcm arm64 /Users/admin/builder/spi-builder-workspace/.derivedData/SDKExplicitPrecompiledModules/IOKit-CEDFRGTVIVCLLLHYJXGM0PFVL.pcm
SwiftExplicitDependencyGeneratePcm arm64 /Users/admin/builder/spi-builder-workspace/.derivedData/SDKExplicitPrecompiledModules/Security-9SU97HPC9MZ0C0LR3CKCOZQAP.pcm
SwiftExplicitDependencyGeneratePcm arm64 /Users/admin/builder/spi-builder-workspace/.derivedData/SDKExplicitPrecompiledModules/CFNetwork-1WQZZ3LJFUKBFXPPIBIBOWVLB.pcm
SwiftExplicitDependencyGeneratePcm arm64 /Users/admin/builder/spi-builder-workspace/.derivedData/SDKExplicitPrecompiledModules/DiskArbitration-32YV8CK2DX7VR3YJCQJ2LRQBO.pcm
SwiftExplicitDependencyGeneratePcm arm64 /Users/admin/builder/spi-builder-workspace/.derivedData/SDKExplicitPrecompiledModules/CoreServices-C4V7JAU987T6ELRKRI0FAGTZQ.pcm
SwiftExplicitDependencyGeneratePcm arm64 /Users/admin/builder/spi-builder-workspace/.derivedData/SDKExplicitPrecompiledModules/Foundation-3KHMOXHUOEX7MI4E04DWEG25Z.pcm
SwiftEmitModule normal arm64 Emitting\ module\ for\ Bulk (in target 'Bulk' from project 'Bulk')
/Users/admin/builder/spi-builder-workspace/Sources/Bulk/Core/BulkBufferTimer.swift:5:25: error: 'Duration' is only available in macOS 13.0 or newer
 1 | import Foundation
 2 |
 3 | public final class BulkBufferTimer {
   |                    `- note: add '@available' attribute to enclosing class
 4 |
 5 |   private var interval: Duration
   |                         `- error: 'Duration' is only available in macOS 13.0 or newer
 6 |
 7 |   private var onTimeout: (isolated (any Actor)?) async -> Void
/Users/admin/builder/spi-builder-workspace/Sources/Bulk/Core/BulkBufferTimer.swift:11:15: error: 'Duration' is only available in macOS 13.0 or newer
 1 | import Foundation
 2 |
 3 | public final class BulkBufferTimer {
   |                    `- note: add '@available' attribute to enclosing class
 4 |
 5 |   private var interval: Duration
   :
 8 |   private var item: Task<(), Never>?
 9 |
10 |   public init(
   |          `- note: add '@available' attribute to enclosing initializer
11 |     interval: Duration,
   |               `- error: 'Duration' is only available in macOS 13.0 or newer
12 |     onTimeout: @escaping @Sendable () async -> Void
13 |   ) {
/Users/admin/builder/spi-builder-workspace/Sources/Bulk/Core/BulkSink.swift:13:15: error: runtime support for parameterized protocol types is only available in macOS 13.0.0 or newer
 7 | }
 8 |
 9 | public actor BulkSink<B: Buffer>: BulkSinkType {
   |              `- note: add '@available' attribute to enclosing generic actor
10 |
11 |   public typealias Element = B.Element
12 |
13 |   private let targets: [any TargetType<Element>]
   |               `- error: runtime support for parameterized protocol types is only available in macOS 13.0.0 or newer
14 |
15 |   private let timer: BulkBufferTimer
/Users/admin/builder/spi-builder-workspace/Sources/Bulk/Core/BulkSink.swift:21:22: error: 'Duration' is only available in macOS 13.0 or newer
 7 | }
 8 |
 9 | public actor BulkSink<B: Buffer>: BulkSinkType {
   |              `- note: add '@available' attribute to enclosing generic actor
10 |
11 |   public typealias Element = B.Element
   :
17 |   private let buffer: B
18 |
19 |   public init(
   |          `- note: add '@available' attribute to enclosing initializer
20 |     buffer: B,
21 |     debounceDueTime: Duration = .seconds(1),
   |                      `- error: 'Duration' is only available in macOS 13.0 or newer
22 |     targets: sending [any TargetType<Element>]
23 |   ) {
/Users/admin/builder/spi-builder-workspace/Sources/Bulk/Core/BulkSink.swift:19:10: error: runtime support for parameterized protocol types is only available in macOS 13.0.0 or newer
 7 | }
 8 |
 9 | public actor BulkSink<B: Buffer>: BulkSinkType {
   |              `- note: add '@available' attribute to enclosing generic actor
10 |
11 |   public typealias Element = B.Element
   :
17 |   private let buffer: B
18 |
19 |   public init(
   |          |- error: runtime support for parameterized protocol types is only available in macOS 13.0.0 or newer
   |          `- note: add '@available' attribute to enclosing initializer
20 |     buffer: B,
21 |     debounceDueTime: Duration = .seconds(1),
/Users/admin/builder/spi-builder-workspace/Sources/Bulk/Core/BulkSink.swift:21:34: error: 'seconds' is only available in macOS 13.0 or newer
 7 | }
 8 |
 9 | public actor BulkSink<B: Buffer>: BulkSinkType {
   |              `- note: add '@available' attribute to enclosing generic actor
10 |
11 |   public typealias Element = B.Element
   :
17 |   private let buffer: B
18 |
19 |   public init(
   |          `- note: add '@available' attribute to enclosing initializer
20 |     buffer: B,
21 |     debounceDueTime: Duration = .seconds(1),
   |                                  `- error: 'seconds' is only available in macOS 13.0 or newer
22 |     targets: sending [any TargetType<Element>]
23 |   ) {
/Users/admin/builder/spi-builder-workspace/Sources/Bulk/Core/BulkSink.swift:32:21: warning: capture of non-Sendable type 'B.Type' in an isolated closure [#SendableMetatypes]
30 |
31 |     self.timer = BulkBufferTimer(interval: debounceDueTime) {
32 |       await instance?.flush()
   |                     `- warning: capture of non-Sendable type 'B.Type' in an isolated closure [#SendableMetatypes]
33 |     }
34 |
/Users/admin/builder/spi-builder-workspace/Sources/Bulk/Core/BulkSink.swift:32:23: warning: conformance of 'B' to protocol 'Buffer' may be isolated and cannot be passed to actor-isolated context [#IsolatedConformances]
30 |
31 |     self.timer = BulkBufferTimer(interval: debounceDueTime) {
32 |       await instance?.flush()
   |                       `- warning: conformance of 'B' to protocol 'Buffer' may be isolated and cannot be passed to actor-isolated context [#IsolatedConformances]
33 |     }
34 |
/Users/admin/builder/spi-builder-workspace/Sources/Bulk/Core/TargetUmbrella.swift:28:10: error: runtime support for parameterized protocol types is only available in macOS 13.0.0 or newer
22 | import Foundation
23 |
24 | public struct TargetUmbrella<Element>: TargetType {
   |               `- note: add '@available' attribute to enclosing generic struct
25 |
26 |   private let _write: ([Element]) -> Void
27 |
28 |   public init<U>(
   |          |- error: runtime support for parameterized protocol types is only available in macOS 13.0.0 or newer
   |          `- note: add '@available' attribute to enclosing initializer
29 |     filter: @escaping (Element) -> Bool = { _ in true },
30 |     transform: @escaping (Element) -> U,
[#IsolatedConformances]: <https://docs.swift.org/compiler/documentation/diagnostics/isolated-conformances>
[#SendableMetatypes]: <https://docs.swift.org/compiler/documentation/diagnostics/sendable-metatypes>
Failed frontend command:
SwiftCompile normal arm64 (in target 'Bulk' from project 'Bulk')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

/Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/swift-frontend -frontend -emit-module -experimental-skip-non-inlinable-function-bodies-without-types /Users/admin/builder/spi-builder-workspace/Sources/Bulk/Buffers/Buffer.swift /Users/admin/builder/spi-builder-workspace/Sources/Bulk/Buffers/FileBuffer.swift /Users/admin/builder/spi-builder-workspace/Sources/Bulk/Buffers/MemoryBuffer.swift /Users/admin/builder/spi-builder-workspace/Sources/Bulk/Buffers/PassthroughBuffer.swift /Users/admin/builder/spi-builder-workspace/Sources/Bulk/Buffers/SerializerType.swift /Users/admin/builder/spi-builder-workspace/Sources/Bulk/Core/BulkBufferTimer.swift /Users/admin/builder/spi-builder-workspace/Sources/Bulk/Core/BulkSink.swift /Users/admin/builder/spi-builder-workspace/Sources/Bulk/Core/CombineBulkSink.swift /Users/admin/builder/spi-builder-workspace/Sources/Bulk/Core/Target.swift /Users/admin/builder/spi-builder-workspace/Sources/Bulk/Core/TargetUmbrella.swift /Users/admin/builder/spi-builder-workspace/Sources/Bulk/Serializer/CodableSerializer.swift -target arm64-apple-macos12.0 -disable-cross-import-overlay-search -load-resolved-plugin /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/MacOSX.platform/Developer/usr/lib/swift/host/plugins/libFoundationMacros.dylib\#/Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/MacOSX.platform/Developer/usr/bin/swift-plugin-server\#FoundationMacros -load-resolved-plugin /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/MacOSX.platform/Developer/usr/lib/swift/host/plugins/libObservationMacros.dylib\#/Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/MacOSX.platform/Developer/usr/bin/swift-plugin-server\#ObservationMacros -load-resolved-plugin /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/MacOSX.platform/Developer/usr/lib/swift/host/plugins/libSwiftMacros.dylib\#/Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/MacOSX.platform/Developer/usr/bin/swift-plugin-server\#SwiftMacros -disable-implicit-swift-modules -Xcc -fno-implicit-modules -Xcc -fno-implicit-module-maps -explicit-swift-module-map-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Bulk.build/Debug/Bulk-t.build/Objects-normal/arm64/Bulk-dependencies-1.json -Xllvm -aarch64-use-tbi -enable-objc-interop -stack-check -sdk /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX27.0.sdk -I /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug -Isystem /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/MacOSX.platform/Developer/usr/lib -F /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug -F /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/MacOSX.platform/Developer/Library/Frameworks -module-cache-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SwiftExplicitPrecompiledModules -no-color-diagnostics -Xcc -fno-color-diagnostics -enable-testing -g -debug-info-format\=dwarf -dwarf-version\=4 -swift-version 6 -Onone -D SWIFT_PACKAGE -D DEBUG -D SWIFT_MODULE_RESOURCE_BUNDLE_UNAVAILABLE -D Xcode -serialize-debugging-options -enable-experimental-feature DebugDescriptionMacro -empty-abi-descriptor -validate-clang-modules-once -clang-build-session-file /Users/admin/builder/spi-builder-workspace/.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/macosx27.0-26A425-e829b21a6f8c9b70876ba0858053c0446a22442a12e9d48fe1a705f55a1adfc4.sdkstatcache -Xcc -fmodules-prune-interval\=86400 -Xcc -fmodules-prune-after\=345600 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug/include -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Bulk.build/Debug/Bulk-t.build/DerivedSources-normal/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Bulk.build/Debug/Bulk-t.build/DerivedSources/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Bulk.build/Debug/Bulk-t.build/DerivedSources -Xcc -DSWIFT_PACKAGE -Xcc -DDEBUG\=1 -no-auto-bridging-header-chaining -module-name Bulk -package-name spi_builder_workspace -const-gather-protocols-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Bulk.build/Debug/Bulk-t.build/Objects-normal/arm64/Bulk_const_extract_protocols.json -disable-clang-spi -clang-target arm64-apple-macos27.0 -target-sdk-version 27.0 -target-sdk-name macosx27.0 -in-process-plugin-server-path /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift/host/libSwiftInProcPluginServer.dylib -emit-module-doc-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Bulk.build/Debug/Bulk-t.build/Objects-normal/arm64/Bulk.swiftdoc -emit-module-source-info-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Bulk.build/Debug/Bulk-t.build/Objects-normal/arm64/Bulk.swiftsourceinfo -emit-objc-header-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Bulk.build/Debug/Bulk-t.build/Objects-normal/arm64/Bulk-Swift.h -serialize-diagnostics-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Bulk.build/Debug/Bulk-t.build/Objects-normal/arm64/Bulk-primary-emit-module.dia -emit-dependencies-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Bulk.build/Debug/Bulk-t.build/Objects-normal/arm64/Bulk-primary-emit-module.d -parse-as-library -o /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Bulk.build/Debug/Bulk-t.build/Objects-normal/arm64/Bulk.swiftmodule -emit-abi-descriptor-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Bulk.build/Debug/Bulk-t.build/Objects-normal/arm64/Bulk.abi.json
SwiftCompile normal arm64 Compiling\ CodableSerializer.swift /Users/admin/builder/spi-builder-workspace/Sources/Bulk/Serializer/CodableSerializer.swift (in target 'Bulk' from project 'Bulk')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/Bulk/Serializer/CodableSerializer.swift (in target 'Bulk' from project 'Bulk')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    builtin-SwiftPerFileCompile CodableSerializer.swift
SwiftCompile normal arm64 Compiling\ Target.swift /Users/admin/builder/spi-builder-workspace/Sources/Bulk/Core/Target.swift (in target 'Bulk' from project 'Bulk')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/Bulk/Core/Target.swift (in target 'Bulk' from project 'Bulk')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    builtin-SwiftPerFileCompile Target.swift
SwiftCompile normal arm64 Compiling\ CombineBulkSink.swift /Users/admin/builder/spi-builder-workspace/Sources/Bulk/Core/CombineBulkSink.swift (in target 'Bulk' from project 'Bulk')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/Bulk/Core/CombineBulkSink.swift (in target 'Bulk' from project 'Bulk')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    builtin-SwiftPerFileCompile CombineBulkSink.swift
SwiftCompile normal arm64 Compiling\ BulkBufferTimer.swift /Users/admin/builder/spi-builder-workspace/Sources/Bulk/Core/BulkBufferTimer.swift (in target 'Bulk' from project 'Bulk')
/Users/admin/builder/spi-builder-workspace/Sources/Bulk/Core/BulkBufferTimer.swift:5:25: error: 'Duration' is only available in macOS 13.0 or newer
 1 | import Foundation
 2 |
 3 | public final class BulkBufferTimer {
   |                    `- note: add '@available' attribute to enclosing class
 4 |
 5 |   private var interval: Duration
   |                         `- error: 'Duration' is only available in macOS 13.0 or newer
 6 |
 7 |   private var onTimeout: (isolated (any Actor)?) async -> Void
/Users/admin/builder/spi-builder-workspace/Sources/Bulk/Core/BulkBufferTimer.swift:11:15: error: 'Duration' is only available in macOS 13.0 or newer
 1 | import Foundation
 2 |
 3 | public final class BulkBufferTimer {
   |                    `- note: add '@available' attribute to enclosing class
 4 |
 5 |   private var interval: Duration
   :
 8 |   private var item: Task<(), Never>?
 9 |
10 |   public init(
   |          `- note: add '@available' attribute to enclosing initializer
11 |     interval: Duration,
   |               `- error: 'Duration' is only available in macOS 13.0 or newer
12 |     onTimeout: @escaping @Sendable () async -> Void
13 |   ) {
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/Bulk/Core/BulkBufferTimer.swift (in target 'Bulk' from project 'Bulk')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    builtin-SwiftPerFileCompile BulkBufferTimer.swift
SwiftCompile normal arm64 Compiling\ MemoryBuffer.swift /Users/admin/builder/spi-builder-workspace/Sources/Bulk/Buffers/MemoryBuffer.swift (in target 'Bulk' from project 'Bulk')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/Bulk/Buffers/MemoryBuffer.swift (in target 'Bulk' from project 'Bulk')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    builtin-SwiftPerFileCompile MemoryBuffer.swift
SwiftCompile normal arm64 Compiling\ SerializerType.swift /Users/admin/builder/spi-builder-workspace/Sources/Bulk/Buffers/SerializerType.swift (in target 'Bulk' from project 'Bulk')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/Bulk/Buffers/SerializerType.swift (in target 'Bulk' from project 'Bulk')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    builtin-SwiftPerFileCompile SerializerType.swift
SwiftCompile normal arm64 Compiling\ Buffer.swift,\ FileBuffer.swift /Users/admin/builder/spi-builder-workspace/Sources/Bulk/Buffers/Buffer.swift /Users/admin/builder/spi-builder-workspace/Sources/Bulk/Buffers/FileBuffer.swift (in target 'Bulk' from project 'Bulk')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/Bulk/Buffers/Buffer.swift (in target 'Bulk' from project 'Bulk')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    builtin-SwiftPerFileCompile Buffer.swift
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/Bulk/Buffers/FileBuffer.swift (in target 'Bulk' from project 'Bulk')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    builtin-SwiftPerFileCompile FileBuffer.swift
SwiftCompile normal arm64 Compiling\ PassthroughBuffer.swift /Users/admin/builder/spi-builder-workspace/Sources/Bulk/Buffers/PassthroughBuffer.swift (in target 'Bulk' from project 'Bulk')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/Bulk/Buffers/PassthroughBuffer.swift (in target 'Bulk' from project 'Bulk')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    builtin-SwiftPerFileCompile PassthroughBuffer.swift
SwiftCompile normal arm64 Compiling\ BulkSink.swift /Users/admin/builder/spi-builder-workspace/Sources/Bulk/Core/BulkSink.swift (in target 'Bulk' from project 'Bulk')
/Users/admin/builder/spi-builder-workspace/Sources/Bulk/Core/BulkSink.swift:13:15: error: runtime support for parameterized protocol types is only available in macOS 13.0.0 or newer
 7 | }
 8 |
 9 | public actor BulkSink<B: Buffer>: BulkSinkType {
   |              `- note: add '@available' attribute to enclosing generic actor
10 |
11 |   public typealias Element = B.Element
12 |
13 |   private let targets: [any TargetType<Element>]
   |               `- error: runtime support for parameterized protocol types is only available in macOS 13.0.0 or newer
14 |
15 |   private let timer: BulkBufferTimer
/Users/admin/builder/spi-builder-workspace/Sources/Bulk/Core/BulkSink.swift:21:22: error: 'Duration' is only available in macOS 13.0 or newer
 7 | }
 8 |
 9 | public actor BulkSink<B: Buffer>: BulkSinkType {
   |              `- note: add '@available' attribute to enclosing generic actor
10 |
11 |   public typealias Element = B.Element
   :
17 |   private let buffer: B
18 |
19 |   public init(
   |          `- note: add '@available' attribute to enclosing initializer
20 |     buffer: B,
21 |     debounceDueTime: Duration = .seconds(1),
   |                      `- error: 'Duration' is only available in macOS 13.0 or newer
22 |     targets: sending [any TargetType<Element>]
23 |   ) {
/Users/admin/builder/spi-builder-workspace/Sources/Bulk/Core/BulkSink.swift:19:10: error: runtime support for parameterized protocol types is only available in macOS 13.0.0 or newer
 7 | }
 8 |
 9 | public actor BulkSink<B: Buffer>: BulkSinkType {
   |              `- note: add '@available' attribute to enclosing generic actor
10 |
11 |   public typealias Element = B.Element
   :
17 |   private let buffer: B
18 |
19 |   public init(
   |          |- error: runtime support for parameterized protocol types is only available in macOS 13.0.0 or newer
   |          `- note: add '@available' attribute to enclosing initializer
20 |     buffer: B,
21 |     debounceDueTime: Duration = .seconds(1),
/Users/admin/builder/spi-builder-workspace/Sources/Bulk/Core/BulkSink.swift:21:34: error: 'seconds' is only available in macOS 13.0 or newer
 7 | }
 8 |
 9 | public actor BulkSink<B: Buffer>: BulkSinkType {
   |              `- note: add '@available' attribute to enclosing generic actor
10 |
11 |   public typealias Element = B.Element
   :
17 |   private let buffer: B
18 |
19 |   public init(
   |          `- note: add '@available' attribute to enclosing initializer
20 |     buffer: B,
21 |     debounceDueTime: Duration = .seconds(1),
   |                                  `- error: 'seconds' is only available in macOS 13.0 or newer
22 |     targets: sending [any TargetType<Element>]
23 |   ) {
/Users/admin/builder/spi-builder-workspace/Sources/Bulk/Core/BulkSink.swift:32:21: warning: capture of non-Sendable type 'B.Type' in an isolated closure [#SendableMetatypes]
30 |
31 |     self.timer = BulkBufferTimer(interval: debounceDueTime) {
32 |       await instance?.flush()
   |                     `- warning: capture of non-Sendable type 'B.Type' in an isolated closure [#SendableMetatypes]
33 |     }
34 |
/Users/admin/builder/spi-builder-workspace/Sources/Bulk/Core/BulkSink.swift:32:23: warning: conformance of 'B' to protocol 'Buffer' may be isolated and cannot be passed to actor-isolated context [#IsolatedConformances]
30 |
31 |     self.timer = BulkBufferTimer(interval: debounceDueTime) {
32 |       await instance?.flush()
   |                       `- warning: conformance of 'B' to protocol 'Buffer' may be isolated and cannot be passed to actor-isolated context [#IsolatedConformances]
33 |     }
34 |
/Users/admin/builder/spi-builder-workspace/Sources/Bulk/Core/BulkSink.swift:48:15: error: runtime support for parameterized protocol types is only available in macOS 13.0.0 or newer
 7 | }
 8 |
 9 | public actor BulkSink<B: Buffer>: BulkSinkType {
   |              `- note: add '@available' attribute to enclosing generic actor
10 |
11 |   public typealias Element = B.Element
   :
41 |   }
42 |
43 |   public func send(_ newElement: Element) {
   |               `- note: add '@available' attribute to enclosing instance method
44 |     timer.tap()
45 |     switch buffer.write(element: newElement) {
46 |     case .flowed(let elements):
47 |       // TODO: align interface of Collection
48 |       targets.forEach {
   |               |- error: runtime support for parameterized protocol types is only available in macOS 13.0.0 or newer
   |               `- note: add 'if #available' version check
49 |         $0.write(items: elements)
50 |       }
/Users/admin/builder/spi-builder-workspace/Sources/Bulk/Core/BulkSink.swift:48:15: error: runtime support for parameterized protocol types is only available in macOS 13.0.0 or newer
 7 | }
 8 |
 9 | public actor BulkSink<B: Buffer>: BulkSinkType {
   |              `- note: add '@available' attribute to enclosing generic actor
10 |
11 |   public typealias Element = B.Element
   :
41 |   }
42 |
43 |   public func send(_ newElement: Element) {
   |               `- note: add '@available' attribute to enclosing instance method
44 |     timer.tap()
45 |     switch buffer.write(element: newElement) {
46 |     case .flowed(let elements):
47 |       // TODO: align interface of Collection
48 |       targets.forEach {
   |               |- error: runtime support for parameterized protocol types is only available in macOS 13.0.0 or newer
   |               `- note: add 'if #available' version check
49 |         $0.write(items: elements)
50 |       }
/Users/admin/builder/spi-builder-workspace/Sources/Bulk/Core/BulkSink.swift:58:13: error: runtime support for parameterized protocol types is only available in macOS 13.0.0 or newer
 7 | }
 8 |
 9 | public actor BulkSink<B: Buffer>: BulkSinkType {
   |              `- note: add '@available' attribute to enclosing generic actor
10 |
11 |   public typealias Element = B.Element
   :
54 |   }
55 |
56 |   public func flush() {
   |               `- note: add '@available' attribute to enclosing instance method
57 |     let elements = buffer.purge()
58 |     targets.forEach {
   |             |- error: runtime support for parameterized protocol types is only available in macOS 13.0.0 or newer
   |             `- note: add 'if #available' version check
59 |       $0.write(items: elements)
60 |     }
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/Bulk/Core/BulkSink.swift (in target 'Bulk' from project 'Bulk')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    builtin-SwiftPerFileCompile BulkSink.swift
SwiftCompile normal arm64 Compiling\ TargetUmbrella.swift /Users/admin/builder/spi-builder-workspace/Sources/Bulk/Core/TargetUmbrella.swift (in target 'Bulk' from project 'Bulk')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/Bulk/Core/TargetUmbrella.swift (in target 'Bulk' from project 'Bulk')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    builtin-SwiftPerFileCompile TargetUmbrella.swift
PruneExplicitPrecompiledModules /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SwiftExplicitPrecompiledModules
PruneExplicitPrecompiledModules /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ExplicitPrecompiledModules
PruneExplicitPrecompiledModules /Users/admin/builder/spi-builder-workspace/.derivedData/SDKExplicitPrecompiledModules
2026-09-22 07:24:58.589 xcodebuild[624:3830] [MT] IDERunDestination: Supported platforms for the buildables in the current scheme is empty.
2026-09-22 07:24:58.730 xcodebuild[624:3830] [MT] IDERunDestination: Supported platforms for the buildables in the current scheme is empty.
--- xcodebuild: WARNING: Using the first of multiple matching destinations:
{ platform:macOS, arch:arm64, id:43487e1fd7812819f7096911bc934d88525a9b43, name:My Mac }
{ platform:macOS, arch:arm64, variant:Mac Catalyst, id:43487e1fd7812819f7096911bc934d88525a9b43, name:My Mac }
{ platform:macOS, arch:arm64, variant:DriverKit, id:43487e1fd7812819f7096911bc934d88525a9b43, name:My Mac }
{ platform:macOS, arch:arm64, variant:Designed for [iPad,iPhone], id:43487e1fd7812819f7096911bc934d88525a9b43, name:My Mac }
** BUILD FAILED **
The following build commands failed:
	SwiftCompile normal arm64 (in target 'Bulk' from project 'Bulk')
	SwiftEmitModule normal arm64 Emitting\ module\ for\ Bulk (in target 'Bulk' from project 'Bulk')
	Building workspace Bulk with scheme Bulk-Package
(3 failures)
Command line invocation:
    /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/usr/bin/xcodebuild -IDEClonedSourcePackagesDirPathOverride=/Users/admin/builder/spi-builder-workspace/.dependencies -resolvePackageDependencies
Resolve Package Graph
Resolved source packages:
  Bulk: /Users/admin/builder/spi-builder-workspace
resolved source packages: Bulk
2026-09-22 07:25:06.447 xcodebuild[683:4111] [MT] IDERunDestination: Supported platforms for the buildables in the current scheme is empty.
2026-09-22 07:25:06.593 xcodebuild[683:4111] [MT] IDERunDestination: Supported platforms for the buildables in the current scheme is empty.
{
  "dependencies" : [
  ],
  "manifest_display_name" : "Bulk",
  "name" : "Bulk",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
    {
      "name" : "macos",
      "version" : "11.0"
    },
    {
      "name" : "ios",
      "version" : "16.0"
    },
    {
      "name" : "tvos",
      "version" : "13.0"
    },
    {
      "name" : "watchos",
      "version" : "6.0"
    }
  ],
  "products" : [
    {
      "name" : "Bulk",
      "targets" : [
        "Bulk"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    },
    {
      "name" : "BulkLogger",
      "targets" : [
        "BulkLogger"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "swift_languages_versions" : [
    "5",
    "6"
  ],
  "targets" : [
    {
      "c99name" : "BulkTests",
      "module_type" : "SwiftTarget",
      "name" : "BulkTests",
      "path" : "Tests/BulkTests",
      "sources" : [
        "BasicTests.swift",
        "BufferTests.swift",
        "TimerTests.swift"
      ],
      "target_dependencies" : [
        "Bulk"
      ],
      "type" : "test"
    },
    {
      "c99name" : "BulkLogger",
      "module_type" : "SwiftTarget",
      "name" : "BulkLogger",
      "path" : "Sources/BulkLogger",
      "product_memberships" : [
        "BulkLogger"
      ],
      "sources" : [
        "LogData.swift",
        "Logger.swift",
        "Logger/LogBasicFormatter.swift",
        "Logger/LogConsoleTarget.swift",
        "Logger/LogFileTarget.swift",
        "Logger/LogLevelFilterPlugin.swift",
        "Logger/NSLogTarget.swift",
        "Logger/OSLogTarget.swift"
      ],
      "target_dependencies" : [
        "Bulk"
      ],
      "type" : "library"
    },
    {
      "c99name" : "Bulk",
      "module_type" : "SwiftTarget",
      "name" : "Bulk",
      "path" : "Sources/Bulk",
      "product_memberships" : [
        "Bulk",
        "BulkLogger"
      ],
      "sources" : [
        "Buffers/Buffer.swift",
        "Buffers/FileBuffer.swift",
        "Buffers/MemoryBuffer.swift",
        "Buffers/PassthroughBuffer.swift",
        "Buffers/SerializerType.swift",
        "Core/BulkBufferTimer.swift",
        "Core/BulkSink.swift",
        "Core/CombineBulkSink.swift",
        "Core/Target.swift",
        "Core/TargetUmbrella.swift",
        "Serializer/CodableSerializer.swift"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "6.0"
}
{
  "workspace" : {
    "name" : "Bulk",
    "schemes" : [
      "Bulk",
      "Bulk-Package",
      "BulkLogger"
    ]
  }
}
2026-09-22 07:25:07.813 xcodebuild[712:4357] [MT] IDERunDestination: Supported platforms for the buildables in the current scheme is empty.
2026-09-22 07:25:07.954 xcodebuild[712:4357] [MT] IDERunDestination: Supported platforms for the buildables in the current scheme is empty.
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-27.0.0-Release.Candidate.app xcrun xcodebuild -IDEClonedSourcePackagesDirPathOverride=$PWD/.dependencies -skipMacroValidation -skipPackagePluginValidation -derivedDataPath $PWD/.derivedData build -scheme Bulk-Package -destination platform=macOS,arch=arm64
Command line invocation:
    /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/usr/bin/xcodebuild -IDEClonedSourcePackagesDirPathOverride=/Users/admin/builder/spi-builder-workspace/.dependencies -skipMacroValidation -skipPackagePluginValidation -derivedDataPath /Users/admin/builder/spi-builder-workspace/.derivedData build -scheme Bulk-Package -destination platform=macOS,arch=arm64
Resolve Package Graph
Resolved source packages:
  Bulk: /Users/admin/builder/spi-builder-workspace
ComputePackagePrebuildTargetDependencyGraph
Prepare packages
CreateBuildRequest
SendProjectDescription
CreateBuildOperation
ComputeTargetDependencyGraph
note: Building targets in dependency order
note: Target dependency graph (5 targets)
    Target 'BulkTests-product' in project 'Bulk'
        ➜ Explicit dependency on target 'Bulk' in project 'Bulk'
    Target 'BulkLogger-product' in project 'Bulk'
        ➜ Explicit dependency on target 'BulkLogger' in project 'Bulk'
        ➜ Explicit dependency on target 'Bulk' in project 'Bulk'
    Target 'BulkLogger' in project 'Bulk'
        ➜ Explicit dependency on target 'Bulk' in project 'Bulk'
    Target 'Bulk-product' in project 'Bulk'
        ➜ Explicit dependency on target 'Bulk' in project 'Bulk'
    Target 'Bulk' in project 'Bulk' (no dependencies)
GatherProvisioningInputs
CreateBuildDescription
ClangStatCache /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang-stat-cache /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX27.0.sdk /Users/admin/builder/spi-builder-workspace/.derivedData/SDKStatCaches.noindex/macosx27.0-26A425-e829b21a6f8c9b70876ba0858053c0446a22442a12e9d48fe1a705f55a1adfc4.sdkstatcache
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang-stat-cache /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX27.0.sdk -o /Users/admin/builder/spi-builder-workspace/.derivedData/SDKStatCaches.noindex/macosx27.0-26A425-e829b21a6f8c9b70876ba0858053c0446a22442a12e9d48fe1a705f55a1adfc4.sdkstatcache
SwiftDriver Bulk normal arm64 com.apple.xcode.tools.swift.compiler (in target 'Bulk' from project 'Bulk')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    builtin-SwiftDriver -- /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/swiftc -parse-as-library -module-name Bulk -Onone @/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Bulk.build/Debug/Bulk-t.build/Objects-normal/arm64/Bulk.SwiftFileList -DSWIFT_PACKAGE -DDEBUG -DSWIFT_MODULE_RESOURCE_BUNDLE_UNAVAILABLE -DXcode -plugin-path /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift/host/plugins/testing -enable-experimental-feature DebugDescriptionMacro -sdk /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX27.0.sdk -target arm64-apple-macos12.0 -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 -Isystem /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/MacOSX.platform/Developer/usr/lib -F /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug -F /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/MacOSX.platform/Developer/Library/Frameworks -c -j10 -enable-batch-mode -incremental -Xcc -ivfsstatcache -Xcc /Users/admin/builder/spi-builder-workspace/.derivedData/SDKStatCaches.noindex/macosx27.0-26A425-e829b21a6f8c9b70876ba0858053c0446a22442a12e9d48fe1a705f55a1adfc4.sdkstatcache -output-file-map /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Bulk.build/Debug/Bulk-t.build/Objects-normal/arm64/Bulk-OutputFileMap.json -save-temps -no-color-diagnostics -explicit-module-build -module-cache-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SwiftExplicitPrecompiledModules -clang-scanner-module-cache-path /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex -sdk-module-cache-path /Users/admin/builder/spi-builder-workspace/.derivedData/SDKExplicitPrecompiledModules -emit-dependencies -emit-module -emit-module-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Bulk.build/Debug/Bulk-t.build/Objects-normal/arm64/Bulk.swiftmodule -serialize-diagnostics -dependency-scan-serialize-diagnostics-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Bulk.build/Debug/Bulk-t.build/Objects-normal/arm64/Bulk-dependency-scan.dia -validate-clang-modules-once -clang-build-session-file /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/Session.modulevalidation -Xcc -fmodules-prune-interval\=86400 -Xcc -fmodules-prune-after\=345600 -package-name spi_builder_workspace -emit-const-values -const-gather-protocols-list /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Bulk.build/Debug/Bulk-t.build/Objects-normal/arm64/Bulk_const_extract_protocols.json -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug/include -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Bulk.build/Debug/Bulk-t.build/DerivedSources-normal/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Bulk.build/Debug/Bulk-t.build/DerivedSources/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Bulk.build/Debug/Bulk-t.build/DerivedSources -Xcc -DSWIFT_PACKAGE -Xcc -DDEBUG\=1 -emit-objc-header -emit-objc-header-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Bulk.build/Debug/Bulk-t.build/Objects-normal/arm64/Bulk-Swift.h -working-directory /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode -experimental-emit-module-separately -disable-cmo
SwiftCompile normal arm64 Compiling\ PassthroughBuffer.swift /Users/admin/builder/spi-builder-workspace/Sources/Bulk/Buffers/PassthroughBuffer.swift (in target 'Bulk' from project 'Bulk')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/Bulk/Buffers/PassthroughBuffer.swift (in target 'Bulk' from project 'Bulk')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    builtin-SwiftPerFileCompile PassthroughBuffer.swift
SwiftCompile normal arm64 Compiling\ MemoryBuffer.swift /Users/admin/builder/spi-builder-workspace/Sources/Bulk/Buffers/MemoryBuffer.swift (in target 'Bulk' from project 'Bulk')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/Bulk/Buffers/MemoryBuffer.swift (in target 'Bulk' from project 'Bulk')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    builtin-SwiftPerFileCompile MemoryBuffer.swift
SwiftCompile normal arm64 Compiling\ SerializerType.swift /Users/admin/builder/spi-builder-workspace/Sources/Bulk/Buffers/SerializerType.swift (in target 'Bulk' from project 'Bulk')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/Bulk/Buffers/SerializerType.swift (in target 'Bulk' from project 'Bulk')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    builtin-SwiftPerFileCompile SerializerType.swift
SwiftCompile normal arm64 Compiling\ CodableSerializer.swift /Users/admin/builder/spi-builder-workspace/Sources/Bulk/Serializer/CodableSerializer.swift (in target 'Bulk' from project 'Bulk')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/Bulk/Serializer/CodableSerializer.swift (in target 'Bulk' from project 'Bulk')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    builtin-SwiftPerFileCompile CodableSerializer.swift
SwiftCompile normal arm64 Compiling\ CombineBulkSink.swift /Users/admin/builder/spi-builder-workspace/Sources/Bulk/Core/CombineBulkSink.swift (in target 'Bulk' from project 'Bulk')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/Bulk/Core/CombineBulkSink.swift (in target 'Bulk' from project 'Bulk')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    builtin-SwiftPerFileCompile CombineBulkSink.swift
SwiftCompile normal arm64 Compiling\ BulkBufferTimer.swift /Users/admin/builder/spi-builder-workspace/Sources/Bulk/Core/BulkBufferTimer.swift (in target 'Bulk' from project 'Bulk')
/Users/admin/builder/spi-builder-workspace/Sources/Bulk/Core/BulkBufferTimer.swift:5:25: error: 'Duration' is only available in macOS 13.0 or newer
 1 | import Foundation
 2 |
 3 | public final class BulkBufferTimer {
   |                    `- note: add '@available' attribute to enclosing class
 4 |
 5 |   private var interval: Duration
   |                         `- error: 'Duration' is only available in macOS 13.0 or newer
 6 |
 7 |   private var onTimeout: (isolated (any Actor)?) async -> Void
/Users/admin/builder/spi-builder-workspace/Sources/Bulk/Core/BulkBufferTimer.swift:11:15: error: 'Duration' is only available in macOS 13.0 or newer
 1 | import Foundation
 2 |
 3 | public final class BulkBufferTimer {
   |                    `- note: add '@available' attribute to enclosing class
 4 |
 5 |   private var interval: Duration
   :
 8 |   private var item: Task<(), Never>?
 9 |
10 |   public init(
   |          `- note: add '@available' attribute to enclosing initializer
11 |     interval: Duration,
   |               `- error: 'Duration' is only available in macOS 13.0 or newer
12 |     onTimeout: @escaping @Sendable () async -> Void
13 |   ) {
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/Bulk/Core/BulkBufferTimer.swift (in target 'Bulk' from project 'Bulk')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    builtin-SwiftPerFileCompile BulkBufferTimer.swift
SwiftCompile normal arm64 Compiling\ BulkSink.swift /Users/admin/builder/spi-builder-workspace/Sources/Bulk/Core/BulkSink.swift (in target 'Bulk' from project 'Bulk')
/Users/admin/builder/spi-builder-workspace/Sources/Bulk/Core/BulkSink.swift:13:15: error: runtime support for parameterized protocol types is only available in macOS 13.0.0 or newer
 7 | }
 8 |
 9 | public actor BulkSink<B: Buffer>: BulkSinkType {
   |              `- note: add '@available' attribute to enclosing generic actor
10 |
11 |   public typealias Element = B.Element
12 |
13 |   private let targets: [any TargetType<Element>]
   |               `- error: runtime support for parameterized protocol types is only available in macOS 13.0.0 or newer
14 |
15 |   private let timer: BulkBufferTimer
/Users/admin/builder/spi-builder-workspace/Sources/Bulk/Core/BulkSink.swift:21:22: error: 'Duration' is only available in macOS 13.0 or newer
 7 | }
 8 |
 9 | public actor BulkSink<B: Buffer>: BulkSinkType {
   |              `- note: add '@available' attribute to enclosing generic actor
10 |
11 |   public typealias Element = B.Element
   :
17 |   private let buffer: B
18 |
19 |   public init(
   |          `- note: add '@available' attribute to enclosing initializer
20 |     buffer: B,
21 |     debounceDueTime: Duration = .seconds(1),
   |                      `- error: 'Duration' is only available in macOS 13.0 or newer
22 |     targets: sending [any TargetType<Element>]
23 |   ) {
/Users/admin/builder/spi-builder-workspace/Sources/Bulk/Core/BulkSink.swift:19:10: error: runtime support for parameterized protocol types is only available in macOS 13.0.0 or newer
 7 | }
 8 |
 9 | public actor BulkSink<B: Buffer>: BulkSinkType {
   |              `- note: add '@available' attribute to enclosing generic actor
10 |
11 |   public typealias Element = B.Element
   :
17 |   private let buffer: B
18 |
19 |   public init(
   |          |- error: runtime support for parameterized protocol types is only available in macOS 13.0.0 or newer
   |          `- note: add '@available' attribute to enclosing initializer
20 |     buffer: B,
21 |     debounceDueTime: Duration = .seconds(1),
/Users/admin/builder/spi-builder-workspace/Sources/Bulk/Core/BulkSink.swift:21:34: error: 'seconds' is only available in macOS 13.0 or newer
 7 | }
 8 |
 9 | public actor BulkSink<B: Buffer>: BulkSinkType {
   |              `- note: add '@available' attribute to enclosing generic actor
10 |
11 |   public typealias Element = B.Element
   :
17 |   private let buffer: B
18 |
19 |   public init(
   |          `- note: add '@available' attribute to enclosing initializer
20 |     buffer: B,
21 |     debounceDueTime: Duration = .seconds(1),
   |                                  `- error: 'seconds' is only available in macOS 13.0 or newer
22 |     targets: sending [any TargetType<Element>]
23 |   ) {
/Users/admin/builder/spi-builder-workspace/Sources/Bulk/Core/BulkSink.swift:32:21: warning: capture of non-Sendable type 'B.Type' in an isolated closure [#SendableMetatypes]
30 |
31 |     self.timer = BulkBufferTimer(interval: debounceDueTime) {
32 |       await instance?.flush()
   |                     `- warning: capture of non-Sendable type 'B.Type' in an isolated closure [#SendableMetatypes]
33 |     }
34 |
/Users/admin/builder/spi-builder-workspace/Sources/Bulk/Core/BulkSink.swift:32:23: warning: conformance of 'B' to protocol 'Buffer' may be isolated and cannot be passed to actor-isolated context [#IsolatedConformances]
30 |
31 |     self.timer = BulkBufferTimer(interval: debounceDueTime) {
32 |       await instance?.flush()
   |                       `- warning: conformance of 'B' to protocol 'Buffer' may be isolated and cannot be passed to actor-isolated context [#IsolatedConformances]
33 |     }
34 |
/Users/admin/builder/spi-builder-workspace/Sources/Bulk/Core/BulkSink.swift:48:15: error: runtime support for parameterized protocol types is only available in macOS 13.0.0 or newer
 7 | }
 8 |
 9 | public actor BulkSink<B: Buffer>: BulkSinkType {
   |              `- note: add '@available' attribute to enclosing generic actor
10 |
11 |   public typealias Element = B.Element
   :
41 |   }
42 |
43 |   public func send(_ newElement: Element) {
   |               `- note: add '@available' attribute to enclosing instance method
44 |     timer.tap()
45 |     switch buffer.write(element: newElement) {
46 |     case .flowed(let elements):
47 |       // TODO: align interface of Collection
48 |       targets.forEach {
   |               |- error: runtime support for parameterized protocol types is only available in macOS 13.0.0 or newer
   |               `- note: add 'if #available' version check
49 |         $0.write(items: elements)
50 |       }
/Users/admin/builder/spi-builder-workspace/Sources/Bulk/Core/BulkSink.swift:48:15: error: runtime support for parameterized protocol types is only available in macOS 13.0.0 or newer
 7 | }
 8 |
 9 | public actor BulkSink<B: Buffer>: BulkSinkType {
   |              `- note: add '@available' attribute to enclosing generic actor
10 |
11 |   public typealias Element = B.Element
   :
41 |   }
42 |
43 |   public func send(_ newElement: Element) {
   |               `- note: add '@available' attribute to enclosing instance method
44 |     timer.tap()
45 |     switch buffer.write(element: newElement) {
46 |     case .flowed(let elements):
47 |       // TODO: align interface of Collection
48 |       targets.forEach {
   |               |- error: runtime support for parameterized protocol types is only available in macOS 13.0.0 or newer
   |               `- note: add 'if #available' version check
49 |         $0.write(items: elements)
50 |       }
/Users/admin/builder/spi-builder-workspace/Sources/Bulk/Core/BulkSink.swift:58:13: error: runtime support for parameterized protocol types is only available in macOS 13.0.0 or newer
 7 | }
 8 |
 9 | public actor BulkSink<B: Buffer>: BulkSinkType {
   |              `- note: add '@available' attribute to enclosing generic actor
10 |
11 |   public typealias Element = B.Element
   :
54 |   }
55 |
56 |   public func flush() {
   |               `- note: add '@available' attribute to enclosing instance method
57 |     let elements = buffer.purge()
58 |     targets.forEach {
   |             |- error: runtime support for parameterized protocol types is only available in macOS 13.0.0 or newer
   |             `- note: add 'if #available' version check
59 |       $0.write(items: elements)
60 |     }
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/Bulk/Core/BulkSink.swift (in target 'Bulk' from project 'Bulk')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    builtin-SwiftPerFileCompile BulkSink.swift
SwiftCompile normal arm64 Compiling\ TargetUmbrella.swift /Users/admin/builder/spi-builder-workspace/Sources/Bulk/Core/TargetUmbrella.swift (in target 'Bulk' from project 'Bulk')
/Users/admin/builder/spi-builder-workspace/Sources/Bulk/Core/TargetUmbrella.swift:28:10: error: runtime support for parameterized protocol types is only available in macOS 13.0.0 or newer
22 | import Foundation
23 |
24 | public struct TargetUmbrella<Element>: TargetType {
   |               `- note: add '@available' attribute to enclosing generic struct
25 |
26 |   private let _write: ([Element]) -> Void
27 |
28 |   public init<U>(
   |          |- error: runtime support for parameterized protocol types is only available in macOS 13.0.0 or newer
   |          `- note: add '@available' attribute to enclosing initializer
29 |     filter: @escaping (Element) -> Bool = { _ in true },
30 |     transform: @escaping (Element) -> U,
/Users/admin/builder/spi-builder-workspace/Sources/Bulk/Core/TargetUmbrella.swift:38:15: error: runtime support for parameterized protocol types is only available in macOS 13.0.0 or newer
22 | import Foundation
23 |
24 | public struct TargetUmbrella<Element>: TargetType {
   |               `- note: add '@available' attribute to enclosing generic struct
25 |
26 |   private let _write: ([Element]) -> Void
27 |
28 |   public init<U>(
   |          `- note: add '@available' attribute to enclosing initializer
29 |     filter: @escaping (Element) -> Bool = { _ in true },
30 |     transform: @escaping (Element) -> U,
   :
36 |         .map(transform)
37 |
38 |       targets.forEach {
   |               |- error: runtime support for parameterized protocol types is only available in macOS 13.0.0 or newer
   |               `- note: add 'if #available' version check
39 |         $0.write(items: results)
40 |       }
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/Bulk/Core/TargetUmbrella.swift (in target 'Bulk' from project 'Bulk')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    builtin-SwiftPerFileCompile TargetUmbrella.swift
SwiftEmitModule normal arm64 Emitting\ module\ for\ Bulk (in target 'Bulk' from project 'Bulk')
/Users/admin/builder/spi-builder-workspace/Sources/Bulk/Core/BulkBufferTimer.swift:5:25: error: 'Duration' is only available in macOS 13.0 or newer
 1 | import Foundation
 2 |
 3 | public final class BulkBufferTimer {
   |                    `- note: add '@available' attribute to enclosing class
 4 |
 5 |   private var interval: Duration
   |                         `- error: 'Duration' is only available in macOS 13.0 or newer
 6 |
 7 |   private var onTimeout: (isolated (any Actor)?) async -> Void
/Users/admin/builder/spi-builder-workspace/Sources/Bulk/Core/BulkBufferTimer.swift:11:15: error: 'Duration' is only available in macOS 13.0 or newer
 1 | import Foundation
 2 |
 3 | public final class BulkBufferTimer {
   |                    `- note: add '@available' attribute to enclosing class
 4 |
 5 |   private var interval: Duration
   :
 8 |   private var item: Task<(), Never>?
 9 |
10 |   public init(
   |          `- note: add '@available' attribute to enclosing initializer
11 |     interval: Duration,
   |               `- error: 'Duration' is only available in macOS 13.0 or newer
12 |     onTimeout: @escaping @Sendable () async -> Void
13 |   ) {
/Users/admin/builder/spi-builder-workspace/Sources/Bulk/Core/BulkSink.swift:13:15: error: runtime support for parameterized protocol types is only available in macOS 13.0.0 or newer
 7 | }
 8 |
 9 | public actor BulkSink<B: Buffer>: BulkSinkType {
   |              `- note: add '@available' attribute to enclosing generic actor
10 |
11 |   public typealias Element = B.Element
12 |
13 |   private let targets: [any TargetType<Element>]
   |               `- error: runtime support for parameterized protocol types is only available in macOS 13.0.0 or newer
14 |
15 |   private let timer: BulkBufferTimer
/Users/admin/builder/spi-builder-workspace/Sources/Bulk/Core/BulkSink.swift:21:22: error: 'Duration' is only available in macOS 13.0 or newer
 7 | }
 8 |
 9 | public actor BulkSink<B: Buffer>: BulkSinkType {
   |              `- note: add '@available' attribute to enclosing generic actor
10 |
11 |   public typealias Element = B.Element
   :
17 |   private let buffer: B
18 |
19 |   public init(
   |          `- note: add '@available' attribute to enclosing initializer
20 |     buffer: B,
21 |     debounceDueTime: Duration = .seconds(1),
   |                      `- error: 'Duration' is only available in macOS 13.0 or newer
22 |     targets: sending [any TargetType<Element>]
23 |   ) {
/Users/admin/builder/spi-builder-workspace/Sources/Bulk/Core/BulkSink.swift:19:10: error: runtime support for parameterized protocol types is only available in macOS 13.0.0 or newer
 7 | }
 8 |
 9 | public actor BulkSink<B: Buffer>: BulkSinkType {
   |              `- note: add '@available' attribute to enclosing generic actor
10 |
11 |   public typealias Element = B.Element
   :
17 |   private let buffer: B
18 |
19 |   public init(
   |          |- error: runtime support for parameterized protocol types is only available in macOS 13.0.0 or newer
   |          `- note: add '@available' attribute to enclosing initializer
20 |     buffer: B,
21 |     debounceDueTime: Duration = .seconds(1),
/Users/admin/builder/spi-builder-workspace/Sources/Bulk/Core/BulkSink.swift:21:34: error: 'seconds' is only available in macOS 13.0 or newer
 7 | }
 8 |
 9 | public actor BulkSink<B: Buffer>: BulkSinkType {
   |              `- note: add '@available' attribute to enclosing generic actor
10 |
11 |   public typealias Element = B.Element
   :
17 |   private let buffer: B
18 |
19 |   public init(
   |          `- note: add '@available' attribute to enclosing initializer
20 |     buffer: B,
21 |     debounceDueTime: Duration = .seconds(1),
   |                                  `- error: 'seconds' is only available in macOS 13.0 or newer
22 |     targets: sending [any TargetType<Element>]
23 |   ) {
/Users/admin/builder/spi-builder-workspace/Sources/Bulk/Core/BulkSink.swift:32:21: warning: capture of non-Sendable type 'B.Type' in an isolated closure [#SendableMetatypes]
30 |
31 |     self.timer = BulkBufferTimer(interval: debounceDueTime) {
32 |       await instance?.flush()
   |                     `- warning: capture of non-Sendable type 'B.Type' in an isolated closure [#SendableMetatypes]
33 |     }
34 |
/Users/admin/builder/spi-builder-workspace/Sources/Bulk/Core/BulkSink.swift:32:23: warning: conformance of 'B' to protocol 'Buffer' may be isolated and cannot be passed to actor-isolated context [#IsolatedConformances]
30 |
31 |     self.timer = BulkBufferTimer(interval: debounceDueTime) {
32 |       await instance?.flush()
   |                       `- warning: conformance of 'B' to protocol 'Buffer' may be isolated and cannot be passed to actor-isolated context [#IsolatedConformances]
33 |     }
34 |
/Users/admin/builder/spi-builder-workspace/Sources/Bulk/Core/TargetUmbrella.swift:28:10: error: runtime support for parameterized protocol types is only available in macOS 13.0.0 or newer
22 | import Foundation
23 |
24 | public struct TargetUmbrella<Element>: TargetType {
   |               `- note: add '@available' attribute to enclosing generic struct
25 |
26 |   private let _write: ([Element]) -> Void
27 |
28 |   public init<U>(
   |          |- error: runtime support for parameterized protocol types is only available in macOS 13.0.0 or newer
   |          `- note: add '@available' attribute to enclosing initializer
29 |     filter: @escaping (Element) -> Bool = { _ in true },
30 |     transform: @escaping (Element) -> U,
[#IsolatedConformances]: <https://docs.swift.org/compiler/documentation/diagnostics/isolated-conformances>
[#SendableMetatypes]: <https://docs.swift.org/compiler/documentation/diagnostics/sendable-metatypes>
Failed frontend command:
/Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/swift-frontend -frontend -emit-module -experimental-skip-non-inlinable-function-bodies-without-types /Users/admin/builder/spi-builder-workspace/Sources/Bulk/Buffers/Buffer.swift /Users/admin/builder/spi-builder-workspace/Sources/Bulk/Buffers/FileBuffer.swift /Users/admin/builder/spi-builder-workspace/Sources/Bulk/Buffers/MemoryBuffer.swift /Users/admin/builder/spi-builder-workspace/Sources/Bulk/Buffers/PassthroughBuffer.swift /Users/admin/builder/spi-builder-workspace/Sources/Bulk/Buffers/SerializerType.swift /Users/admin/builder/spi-builder-workspace/Sources/Bulk/Core/BulkBufferTimer.swift /Users/admin/builder/spi-builder-workspace/Sources/Bulk/Core/BulkSink.swift /Users/admin/builder/spi-builder-workspace/Sources/Bulk/Core/CombineBulkSink.swift /Users/admin/builder/spi-builder-workspace/Sources/Bulk/Core/Target.swift /Users/admin/builder/spi-builder-workspace/Sources/Bulk/Core/TargetUmbrella.swift /Users/admin/builder/spi-builder-workspace/Sources/Bulk/Serializer/CodableSerializer.swift -target arm64-apple-macos12.0 -disable-cross-import-overlay-search -load-resolved-plugin /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/MacOSX.platform/Developer/usr/lib/swift/host/plugins/libFoundationMacros.dylib\#/Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/MacOSX.platform/Developer/usr/bin/swift-plugin-server\#FoundationMacros -load-resolved-plugin /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/MacOSX.platform/Developer/usr/lib/swift/host/plugins/libObservationMacros.dylib\#/Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/MacOSX.platform/Developer/usr/bin/swift-plugin-server\#ObservationMacros -load-resolved-plugin /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/MacOSX.platform/Developer/usr/lib/swift/host/plugins/libSwiftMacros.dylib\#/Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/MacOSX.platform/Developer/usr/bin/swift-plugin-server\#SwiftMacros -disable-implicit-swift-modules -Xcc -fno-implicit-modules -Xcc -fno-implicit-module-maps -explicit-swift-module-map-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Bulk.build/Debug/Bulk-t.build/Objects-normal/arm64/Bulk-dependencies-1.json -Xllvm -aarch64-use-tbi -enable-objc-interop -stack-check -sdk /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX27.0.sdk -I /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug -Isystem /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/MacOSX.platform/Developer/usr/lib -F /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug -F /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/MacOSX.platform/Developer/Library/Frameworks -module-cache-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SwiftExplicitPrecompiledModules -no-color-diagnostics -Xcc -fno-color-diagnostics -enable-testing -g -debug-info-format\=dwarf -dwarf-version\=4 -swift-version 6 -Onone -D SWIFT_PACKAGE -D DEBUG -D SWIFT_MODULE_RESOURCE_BUNDLE_UNAVAILABLE -D Xcode -serialize-debugging-options -enable-experimental-feature DebugDescriptionMacro -empty-abi-descriptor -validate-clang-modules-once -clang-build-session-file /Users/admin/builder/spi-builder-workspace/.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/macosx27.0-26A425-e829b21a6f8c9b70876ba0858053c0446a22442a12e9d48fe1a705f55a1adfc4.sdkstatcache -Xcc -fmodules-prune-interval\=86400 -Xcc -fmodules-prune-after\=345600 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug/include -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Bulk.build/Debug/Bulk-t.build/DerivedSources-normal/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Bulk.build/Debug/Bulk-t.build/DerivedSources/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Bulk.build/Debug/Bulk-t.build/DerivedSources -Xcc -DSWIFT_PACKAGE -Xcc -DDEBUG\=1 -no-auto-bridging-header-chaining -module-name Bulk -package-name spi_builder_workspace -const-gather-protocols-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Bulk.build/Debug/Bulk-t.build/Objects-normal/arm64/Bulk_const_extract_protocols.json -disable-clang-spi -clang-target arm64-apple-macos27.0 -target-sdk-version 27.0 -target-sdk-name macosx27.0 -in-process-plugin-server-path /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift/host/libSwiftInProcPluginServer.dylib -emit-module-doc-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Bulk.build/Debug/Bulk-t.build/Objects-normal/arm64/Bulk.swiftdoc -emit-module-source-info-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Bulk.build/Debug/Bulk-t.build/Objects-normal/arm64/Bulk.swiftsourceinfo -emit-objc-header-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Bulk.build/Debug/Bulk-t.build/Objects-normal/arm64/Bulk-Swift.h -serialize-diagnostics-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Bulk.build/Debug/Bulk-t.build/Objects-normal/arm64/Bulk-primary-emit-module.dia -emit-dependencies-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Bulk.build/Debug/Bulk-t.build/Objects-normal/arm64/Bulk-primary-emit-module.d -parse-as-library -o /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Bulk.build/Debug/Bulk-t.build/Objects-normal/arm64/Bulk.swiftmodule -emit-abi-descriptor-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Bulk.build/Debug/Bulk-t.build/Objects-normal/arm64/Bulk.abi.json
SwiftCompile normal arm64 (in target 'Bulk' from project 'Bulk')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

SwiftCompile normal arm64 Compiling\ Buffer.swift,\ FileBuffer.swift /Users/admin/builder/spi-builder-workspace/Sources/Bulk/Buffers/Buffer.swift /Users/admin/builder/spi-builder-workspace/Sources/Bulk/Buffers/FileBuffer.swift (in target 'Bulk' from project 'Bulk')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/Bulk/Buffers/Buffer.swift (in target 'Bulk' from project 'Bulk')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    builtin-SwiftPerFileCompile Buffer.swift
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/Bulk/Buffers/FileBuffer.swift (in target 'Bulk' from project 'Bulk')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    builtin-SwiftPerFileCompile FileBuffer.swift
SwiftCompile normal arm64 Compiling\ Target.swift /Users/admin/builder/spi-builder-workspace/Sources/Bulk/Core/Target.swift (in target 'Bulk' from project 'Bulk')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/Bulk/Core/Target.swift (in target 'Bulk' from project 'Bulk')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    builtin-SwiftPerFileCompile Target.swift
PruneExplicitPrecompiledModules /Users/admin/builder/spi-builder-workspace/.derivedData/SDKExplicitPrecompiledModules
PruneExplicitPrecompiledModules /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ExplicitPrecompiledModules
PruneExplicitPrecompiledModules /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SwiftExplicitPrecompiledModules
2026-09-22 07:25:08.795 xcodebuild[717:4404] [MT] IDERunDestination: Supported platforms for the buildables in the current scheme is empty.
2026-09-22 07:25:08.937 xcodebuild[717:4404] [MT] IDERunDestination: Supported platforms for the buildables in the current scheme is empty.
--- xcodebuild: WARNING: Using the first of multiple matching destinations:
{ platform:macOS, arch:arm64, id:43487e1fd7812819f7096911bc934d88525a9b43, name:My Mac }
{ platform:macOS, arch:arm64, variant:Mac Catalyst, id:43487e1fd7812819f7096911bc934d88525a9b43, name:My Mac }
{ platform:macOS, arch:arm64, variant:DriverKit, id:43487e1fd7812819f7096911bc934d88525a9b43, name:My Mac }
{ platform:macOS, arch:arm64, variant:Designed for [iPad,iPhone], id:43487e1fd7812819f7096911bc934d88525a9b43, name:My Mac }
** BUILD FAILED **
The following build commands failed:
	SwiftEmitModule normal arm64 Emitting\ module\ for\ Bulk (in target 'Bulk' from project 'Bulk')
	SwiftCompile normal arm64 (in target 'Bulk' from project 'Bulk')
	Building workspace Bulk with scheme Bulk-Package
(3 failures)
BUILD FAILURE 6.4 macosXcodebuild