Swift Package Index

Build Information

Failed to build Yams, reference 4.0.1 (138cf1), with Swift 6.3 for macOS (Xcode) using Xcode 26.4 on 18 Apr 2026 07:29:40 UTC.

Build Command

env DEVELOPER_DIR=/Applications/Xcode-26.4.0.app xcrun xcodebuild -IDEClonedSourcePackagesDirPathOverride=$PWD/.dependencies -skipMacroValidation -skipPackagePluginValidation -derivedDataPath $PWD/.derivedData build -scheme Yams -destination platform=macOS,arch=arm64

Build Log

========================================
RunAll
========================================
Builder version: 4.70.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/foscomputerservices/Yams.git
Reference: 4.0.1
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/foscomputerservices/Yams
 * tag               4.0.1      -> FETCH_HEAD
HEAD is now at 138cf1b Release 4.0.1
Cloned https://github.com/foscomputerservices/Yams.git
Revision (git rev-parse @):
138cf1b701cf825233b92ceac919152d5aba8a3f
SUCCESS checkout https://github.com/foscomputerservices/Yams.git at 4.0.1
========================================
Build
========================================
Selected platform:         macosXcodebuild
Swift version:             6.3
Building package at path:  $PWD
https://github.com/foscomputerservices/Yams.git
Command line invocation:
    /Applications/Xcode-26.4.0.app/Contents/Developer/usr/bin/xcodebuild -IDEClonedSourcePackagesDirPathOverride=/Users/admin/builder/spi-builder-workspace/.dependencies -resolvePackageDependencies
resolved source packages:
{
  "dependencies" : [
  ],
  "manifest_display_name" : "Yams",
  "name" : "Yams",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
  ],
  "products" : [
    {
      "name" : "Yams",
      "targets" : [
        "Yams"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "YamsTests",
      "module_type" : "SwiftTarget",
      "name" : "YamsTests",
      "path" : "Tests/YamsTests",
      "sources" : [
        "ConstructorTests.swift",
        "EmitterTests.swift",
        "EncoderTests.swift",
        "MarkTests.swift",
        "NodeTests.swift",
        "PerformanceTests.swift",
        "RepresenterTests.swift",
        "ResolverTests.swift",
        "SpecTests.swift",
        "StringTests.swift",
        "TestHelper.swift",
        "TopLevelDecoderTests.swift",
        "YamlErrorTests.swift"
      ],
      "target_dependencies" : [
        "Yams"
      ],
      "type" : "test"
    },
    {
      "c99name" : "Yams",
      "module_type" : "SwiftTarget",
      "name" : "Yams",
      "path" : "Sources/Yams",
      "product_memberships" : [
        "Yams"
      ],
      "sources" : [
        "Constructor.swift",
        "Decoder.swift",
        "Emitter.swift",
        "Encoder.swift",
        "Mark.swift",
        "Node.Mapping.swift",
        "Node.Scalar.swift",
        "Node.Sequence.swift",
        "Node.swift",
        "Parser.swift",
        "Representer.swift",
        "Resolver.swift",
        "String+Yams.swift",
        "Tag.swift",
        "YamlError.swift"
      ],
      "target_dependencies" : [
        "CYaml"
      ],
      "type" : "library"
    },
    {
      "c99name" : "CYaml",
      "module_type" : "ClangTarget",
      "name" : "CYaml",
      "path" : "Sources/CYaml",
      "product_memberships" : [
        "Yams"
      ],
      "sources" : [
        "src/api.c",
        "src/emitter.c",
        "src/parser.c",
        "src/reader.c",
        "src/scanner.c",
        "src/writer.c"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "5.0"
}
{
  "project" : {
    "configurations" : [
      "Debug",
      "Release"
    ],
    "name" : "Yams",
    "schemes" : [
      "Yams"
    ],
    "targets" : [
      "Yams",
      "YamsTests"
    ]
  }
}
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-26.4.0.app xcrun xcodebuild -IDEClonedSourcePackagesDirPathOverride=$PWD/.dependencies -skipMacroValidation -skipPackagePluginValidation -derivedDataPath $PWD/.derivedData build -scheme Yams -destination platform=macOS,arch=arm64
Command line invocation:
    /Applications/Xcode-26.4.0.app/Contents/Developer/usr/bin/xcodebuild -IDEClonedSourcePackagesDirPathOverride=/Users/admin/builder/spi-builder-workspace/.dependencies -skipMacroValidation -skipPackagePluginValidation -derivedDataPath /Users/admin/builder/spi-builder-workspace/.derivedData build -scheme Yams -destination platform=macOS,arch=arm64
ComputePackagePrebuildTargetDependencyGraph
Prepare packages
CreateBuildRequest
SendProjectDescription
CreateBuildOperation
ComputeTargetDependencyGraph
note: Building targets in dependency order
note: Target dependency graph (1 target)
    Target 'Yams' in project 'Yams' (no dependencies)
GatherProvisioningInputs
CreateBuildDescription
ExecuteExternalTool /Applications/Xcode-26.4.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang -v -E -dM -isysroot /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX26.4.sdk -x c -c /dev/null
ExecuteExternalTool /Applications/Xcode-26.4.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang -v -E -dM -arch arm64 -isysroot /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX26.4.sdk -x c -c /dev/null
ExecuteExternalTool /Applications/Xcode-26.4.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/swiftc --version
ExecuteExternalTool /Applications/Xcode-26.4.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/ld -version_details
Build description signature: 5f844cae043748162e1bd031cb5c2f6c
Build description path: /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/XCBuildData/5f844cae043748162e1bd031cb5c2f6c.xcbuilddata
CreateBuildDirectory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products
    cd /Users/admin/builder/spi-builder-workspace/Yams.xcodeproj
    builtin-create-build-directory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products
ClangStatCache /Applications/Xcode-26.4.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang-stat-cache /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX26.4.sdk /Users/admin/builder/spi-builder-workspace/.derivedData/SDKStatCaches.noindex/macosx26.4-25E236-688ef53f1462e2c8f657fdc38a81448fdfce61f96a3a6fc38dcbb3b93e3bb2ee.sdkstatcache
    cd /Users/admin/builder/spi-builder-workspace/Yams.xcodeproj
    /Applications/Xcode-26.4.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang-stat-cache /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX26.4.sdk -o /Users/admin/builder/spi-builder-workspace/.derivedData/SDKStatCaches.noindex/macosx26.4-25E236-688ef53f1462e2c8f657fdc38a81448fdfce61f96a3a6fc38dcbb3b93e3bb2ee.sdkstatcache
CreateBuildDirectory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex
    cd /Users/admin/builder/spi-builder-workspace/Yams.xcodeproj
    builtin-create-build-directory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex
CreateBuildDirectory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SwiftExplicitPrecompiledModules
    cd /Users/admin/builder/spi-builder-workspace/Yams.xcodeproj
    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/Yams.xcodeproj
    builtin-create-build-directory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ExplicitPrecompiledModules
CreateBuildDirectory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/EagerLinkingTBDs/Debug
    cd /Users/admin/builder/spi-builder-workspace/Yams.xcodeproj
    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/Yams.xcodeproj
    builtin-create-build-directory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Yams.build/Debug/Yams-df5d82b2269df6b45c6ccb78522e34b2-VFS/all-product-headers.yaml
    cd /Users/admin/builder/spi-builder-workspace/Yams.xcodeproj
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Yams.build/Debug/Yams-df5d82b2269df6b45c6ccb78522e34b2-VFS/all-product-headers.yaml
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Yams.build/Debug/Yams.build/Yams.DependencyMetadataFileList (in target 'Yams' from project 'Yams')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Yams.build/Debug/Yams.build/Yams.DependencyMetadataFileList
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Yams.build/Debug/Yams.build/Yams.hmap (in target 'Yams' from project 'Yams')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Yams.build/Debug/Yams.build/Yams.hmap
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Yams.build/Debug/Yams.build/Yams.DependencyStaticMetadataFileList (in target 'Yams' from project 'Yams')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Yams.build/Debug/Yams.build/Yams.DependencyStaticMetadataFileList
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Yams.build/Debug/Yams.build/unextended-module.modulemap (in target 'Yams' from project 'Yams')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Yams.build/Debug/Yams.build/unextended-module.modulemap
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Yams.build/Debug/Yams.build/Yams-project-headers.hmap (in target 'Yams' from project 'Yams')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Yams.build/Debug/Yams.build/Yams-project-headers.hmap
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Yams.build/Debug/Yams.build/unextended-module-overlay.yaml (in target 'Yams' from project 'Yams')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Yams.build/Debug/Yams.build/unextended-module-overlay.yaml
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Yams.build/Debug/Yams.build/Yams-own-target-headers.hmap (in target 'Yams' from project 'Yams')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Yams.build/Debug/Yams.build/Yams-own-target-headers.hmap
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Yams.build/Debug/Yams.build/module.modulemap (in target 'Yams' from project 'Yams')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Yams.build/Debug/Yams.build/module.modulemap
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Yams.build/Debug/Yams.build/Yams-generated-files.hmap (in target 'Yams' from project 'Yams')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Yams.build/Debug/Yams.build/Yams-generated-files.hmap
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Yams.build/Debug/Yams.build/Yams-all-target-headers.hmap (in target 'Yams' from project 'Yams')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Yams.build/Debug/Yams.build/Yams-all-target-headers.hmap
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Yams.build/Debug/Yams.build/Yams-all-non-framework-target-headers.hmap (in target 'Yams' from project 'Yams')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Yams.build/Debug/Yams.build/Yams-all-non-framework-target-headers.hmap
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Yams.build/Debug/Yams.build/Script-6C0D2A341E0A6F5000C45545.sh (in target 'Yams' from project 'Yams')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Yams.build/Debug/Yams.build/Script-6C0D2A341E0A6F5000C45545.sh
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Yams.build/Debug/Yams.build/Objects-normal/arm64/Yams.SwiftConstValuesFileList (in target 'Yams' from project 'Yams')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Yams.build/Debug/Yams.build/Objects-normal/arm64/Yams.SwiftConstValuesFileList
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Yams.build/Debug/Yams.build/Objects-normal/arm64/Yams.SwiftFileList (in target 'Yams' from project 'Yams')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Yams.build/Debug/Yams.build/Objects-normal/arm64/Yams.SwiftFileList
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Yams.build/Debug/Yams.build/Objects-normal/arm64/Yams_const_extract_protocols.json (in target 'Yams' from project 'Yams')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Yams.build/Debug/Yams.build/Objects-normal/arm64/Yams_const_extract_protocols.json
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Yams.build/Debug/Yams.build/Objects-normal/arm64/Yams.LinkFileList (in target 'Yams' from project 'Yams')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Yams.build/Debug/Yams.build/Objects-normal/arm64/Yams.LinkFileList
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Yams.build/Debug/Yams.build/Objects-normal/arm64/Yams-OutputFileMap.json (in target 'Yams' from project 'Yams')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Yams.build/Debug/Yams.build/Objects-normal/arm64/Yams-OutputFileMap.json
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Yams.build/Debug/Yams.build/Objects-normal/arm64/7187679823f38a2a940e0043cdf9d637-common-args.resp (in target 'Yams' from project 'Yams')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Yams.build/Debug/Yams.build/Objects-normal/arm64/7187679823f38a2a940e0043cdf9d637-common-args.resp
-fmodules -gmodules '-fmodules-cache-path=/Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex' '-fmodule-name=Yams' -fapplication-extension -fpascal-strings -O0 -fno-common -g -fprofile-instr-generate -fcoverage-mapping -iquote /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Yams.build/Debug/Yams.build/Yams-generated-files.hmap -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Yams.build/Debug/Yams.build/Yams-own-target-headers.hmap -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Yams.build/Debug/Yams.build/Yams-all-non-framework-target-headers.hmap -ivfsoverlay /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Yams.build/Debug/Yams-df5d82b2269df6b45c6ccb78522e34b2-VFS/all-product-headers.yaml -iquote /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Yams.build/Debug/Yams.build/Yams-project-headers.hmap -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug/include -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Yams.build/Debug/Yams.build/DerivedSources-normal/arm64 -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Yams.build/Debug/Yams.build/DerivedSources/arm64 -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Yams.build/Debug/Yams.build/DerivedSources -F/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug
CpHeader /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug/Yams.framework/Versions/A/Headers/Yams.h /Users/admin/builder/spi-builder-workspace/Sources/Yams/Yams.h (in target 'Yams' from project 'Yams')
    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/Sources/Yams/Yams.h /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug/Yams.framework/Versions/A/Headers
CpHeader /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug/Yams.framework/Versions/A/Headers/yaml.h /Users/admin/builder/spi-builder-workspace/Sources/CYaml/include/yaml.h (in target 'Yams' from project 'Yams')
    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/Sources/CYaml/include/yaml.h /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug/Yams.framework/Versions/A/Headers
SymLink /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug/Yams.framework/Yams Versions/Current/Yams (in target 'Yams' from project 'Yams')
    cd /Users/admin/builder/spi-builder-workspace
    /bin/ln -sfh Versions/Current/Yams /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug/Yams.framework/Yams
Copy /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug/Yams.framework/Versions/A/Modules/module.modulemap /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Yams.build/Debug/Yams.build/module.modulemap (in target 'Yams' from project 'Yams')
    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/Yams.build/Debug/Yams.build/module.modulemap /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug/Yams.framework/Versions/A/Modules
SymLink /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug/Yams.framework/Versions/Current A (in target 'Yams' from project 'Yams')
    cd /Users/admin/builder/spi-builder-workspace
    /bin/ln -sfh A /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug/Yams.framework/Versions/Current
SymLink /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug/Yams.framework/Resources Versions/Current/Resources (in target 'Yams' from project 'Yams')
    cd /Users/admin/builder/spi-builder-workspace
    /bin/ln -sfh Versions/Current/Resources /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug/Yams.framework/Resources
SymLink /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug/Yams.framework/Modules Versions/Current/Modules (in target 'Yams' from project 'Yams')
    cd /Users/admin/builder/spi-builder-workspace
    /bin/ln -sfh Versions/Current/Modules /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug/Yams.framework/Modules
SymLink /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug/Yams.framework/Headers Versions/Current/Headers (in target 'Yams' from project 'Yams')
    cd /Users/admin/builder/spi-builder-workspace
    /bin/ln -sfh Versions/Current/Headers /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug/Yams.framework/Headers
MkDir /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug/Yams.framework/Versions/A/Resources (in target 'Yams' from project 'Yams')
    cd /Users/admin/builder/spi-builder-workspace
    /bin/mkdir -p /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug/Yams.framework/Versions/A/Resources
MkDir /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug/Yams.framework/Versions/A/Headers (in target 'Yams' from project 'Yams')
    cd /Users/admin/builder/spi-builder-workspace
    /bin/mkdir -p /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug/Yams.framework/Versions/A/Headers
MkDir /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug/Yams.framework/Versions/A (in target 'Yams' from project 'Yams')
    cd /Users/admin/builder/spi-builder-workspace
    /bin/mkdir -p /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug/Yams.framework/Versions/A
MkDir /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug/Yams.framework/Versions (in target 'Yams' from project 'Yams')
    cd /Users/admin/builder/spi-builder-workspace
    /bin/mkdir -p /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug/Yams.framework/Versions
MkDir /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug/Yams.framework (in target 'Yams' from project 'Yams')
    cd /Users/admin/builder/spi-builder-workspace
    /bin/mkdir -p /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug/Yams.framework
ProcessInfoPlistFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug/Yams.framework/Versions/A/Resources/Info.plist /Users/admin/builder/spi-builder-workspace/Yams.xcodeproj/Yams_Info.plist (in target 'Yams' from project 'Yams')
    cd /Users/admin/builder/spi-builder-workspace
    builtin-infoPlistUtility /Users/admin/builder/spi-builder-workspace/Yams.xcodeproj/Yams_Info.plist -producttype com.apple.product-type.framework -expandbuildsettings -platform macosx -o /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug/Yams.framework/Versions/A/Resources/Info.plist
SwiftDriver Yams normal arm64 com.apple.xcode.tools.swift.compiler (in target 'Yams' from project 'Yams')
    cd /Users/admin/builder/spi-builder-workspace
    builtin-SwiftDriver -- /Applications/Xcode-26.4.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/swiftc -module-name Yams -Onone @/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Yams.build/Debug/Yams.build/Objects-normal/arm64/Yams.SwiftFileList -DXcode -enable-bare-slash-regex -enable-experimental-feature DebugDescriptionMacro -sdk /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX26.4.sdk -target arm64-apple-macos10.9 -g -module-cache-path /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex -Xfrontend -serialize-debugging-options -application-extension -profile-coverage-mapping -profile-generate -enable-testing -index-store-path /Users/admin/builder/spi-builder-workspace/.derivedData/Index.noindex/DataStore -Xcc -D_LIBCPP_HARDENING_MODE\=_LIBCPP_HARDENING_MODE_DEBUG -swift-version 4.2 -I /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug -F /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug -c -j10 -enable-batch-mode -incremental -Xcc -ivfsstatcache -Xcc /Users/admin/builder/spi-builder-workspace/.derivedData/SDKStatCaches.noindex/macosx26.4-25E236-688ef53f1462e2c8f657fdc38a81448fdfce61f96a3a6fc38dcbb3b93e3bb2ee.sdkstatcache -output-file-map /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Yams.build/Debug/Yams.build/Objects-normal/arm64/Yams-OutputFileMap.json -use-frontend-parseable-output -save-temps -no-color-diagnostics -serialize-diagnostics -emit-dependencies -emit-module -emit-module-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Yams.build/Debug/Yams.build/Objects-normal/arm64/Yams.swiftmodule -validate-clang-modules-once -clang-build-session-file /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/Session.modulevalidation -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Yams.build/Debug/Yams.build/swift-overrides.hmap -emit-const-values -Xfrontend -const-gather-protocols-file -Xfrontend /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Yams.build/Debug/Yams.build/Objects-normal/arm64/Yams_const_extract_protocols.json -Xcc -iquote -Xcc /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Yams.build/Debug/Yams.build/Yams-generated-files.hmap -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Yams.build/Debug/Yams.build/Yams-own-target-headers.hmap -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Yams.build/Debug/Yams.build/Yams-all-non-framework-target-headers.hmap -Xcc -ivfsoverlay -Xcc /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Yams.build/Debug/Yams-df5d82b2269df6b45c6ccb78522e34b2-VFS/all-product-headers.yaml -Xcc -iquote -Xcc /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Yams.build/Debug/Yams.build/Yams-project-headers.hmap -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/Yams.build/Debug/Yams.build/DerivedSources-normal/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Yams.build/Debug/Yams.build/DerivedSources/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Yams.build/Debug/Yams.build/DerivedSources -emit-objc-header -emit-objc-header-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Yams.build/Debug/Yams.build/Objects-normal/arm64/Yams-Swift.h -import-underlying-module -Xcc -ivfsoverlay -Xcc /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Yams.build/Debug/Yams.build/unextended-module-overlay.yaml -working-directory /Users/admin/builder/spi-builder-workspace -experimental-emit-module-separately -disable-cmo
SwiftCompile normal arm64 Compiling\ Parser.swift,\ Node.swift /Users/admin/builder/spi-builder-workspace/Sources/Yams/Parser.swift /Users/admin/builder/spi-builder-workspace/Sources/Yams/Node.swift (in target 'Yams' from project 'Yams')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/Yams/Parser.swift (in target 'Yams' from project 'Yams')
    cd /Users/admin/builder/spi-builder-workspace

SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/Yams/Node.swift (in target 'Yams' from project 'Yams')
    cd /Users/admin/builder/spi-builder-workspace

SwiftCompile normal arm64 Compiling\ Representer.swift,\ Emitter.swift /Users/admin/builder/spi-builder-workspace/Sources/Yams/Representer.swift /Users/admin/builder/spi-builder-workspace/Sources/Yams/Emitter.swift (in target 'Yams' from project 'Yams')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/Yams/Representer.swift (in target 'Yams' from project 'Yams')
    cd /Users/admin/builder/spi-builder-workspace

SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/Yams/Emitter.swift (in target 'Yams' from project 'Yams')
    cd /Users/admin/builder/spi-builder-workspace

SwiftCompile normal arm64 Compiling\ Decoder.swift,\ Node.Scalar.swift /Users/admin/builder/spi-builder-workspace/Sources/Yams/Decoder.swift /Users/admin/builder/spi-builder-workspace/Sources/Yams/Node.Scalar.swift (in target 'Yams' from project 'Yams')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/Yams/Decoder.swift (in target 'Yams' from project 'Yams')
    cd /Users/admin/builder/spi-builder-workspace

SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/Yams/Node.Scalar.swift (in target 'Yams' from project 'Yams')
    cd /Users/admin/builder/spi-builder-workspace

SwiftCompile normal arm64 Compiling\ Mark.swift /Users/admin/builder/spi-builder-workspace/Sources/Yams/Mark.swift (in target 'Yams' from project 'Yams')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/Yams/Mark.swift (in target 'Yams' from project 'Yams')
    cd /Users/admin/builder/spi-builder-workspace

SwiftCompile normal arm64 Compiling\ YamlError.swift /Users/admin/builder/spi-builder-workspace/Sources/Yams/YamlError.swift (in target 'Yams' from project 'Yams')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/Yams/YamlError.swift (in target 'Yams' from project 'Yams')
    cd /Users/admin/builder/spi-builder-workspace

SwiftCompile normal arm64 Compiling\ String+Yams.swift /Users/admin/builder/spi-builder-workspace/Sources/Yams/String+Yams.swift (in target 'Yams' from project 'Yams')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/Yams/String+Yams.swift (in target 'Yams' from project 'Yams')
    cd /Users/admin/builder/spi-builder-workspace

SwiftCompile normal arm64 Compiling\ Constructor.swift,\ Resolver.swift /Users/admin/builder/spi-builder-workspace/Sources/Yams/Constructor.swift /Users/admin/builder/spi-builder-workspace/Sources/Yams/Resolver.swift (in target 'Yams' from project 'Yams')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/Yams/Constructor.swift (in target 'Yams' from project 'Yams')
    cd /Users/admin/builder/spi-builder-workspace

SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/Yams/Resolver.swift (in target 'Yams' from project 'Yams')
    cd /Users/admin/builder/spi-builder-workspace

SwiftCompile normal arm64 Compiling\ Tag.swift /Users/admin/builder/spi-builder-workspace/Sources/Yams/Tag.swift (in target 'Yams' from project 'Yams')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/Yams/Tag.swift (in target 'Yams' from project 'Yams')
    cd /Users/admin/builder/spi-builder-workspace

SwiftEmitModule normal arm64 Emitting\ module\ for\ Yams (in target 'Yams' from project 'Yams')
Failed frontend command:
/Applications/Xcode-26.4.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/swift-frontend -frontend -emit-module -experimental-skip-non-inlinable-function-bodies-without-types /Users/admin/builder/spi-builder-workspace/Sources/Yams/Representer.swift /Users/admin/builder/spi-builder-workspace/Sources/Yams/Emitter.swift /Users/admin/builder/spi-builder-workspace/Sources/Yams/Parser.swift /Users/admin/builder/spi-builder-workspace/Sources/Yams/Node.swift /Users/admin/builder/spi-builder-workspace/Sources/Yams/Constructor.swift /Users/admin/builder/spi-builder-workspace/Sources/Yams/Resolver.swift /Users/admin/builder/spi-builder-workspace/Sources/Yams/Node.Sequence.swift /Users/admin/builder/spi-builder-workspace/Sources/Yams/Node.Mapping.swift /Users/admin/builder/spi-builder-workspace/Sources/Yams/Decoder.swift /Users/admin/builder/spi-builder-workspace/Sources/Yams/Node.Scalar.swift /Users/admin/builder/spi-builder-workspace/Sources/Yams/String+Yams.swift /Users/admin/builder/spi-builder-workspace/Sources/Yams/Mark.swift /Users/admin/builder/spi-builder-workspace/Sources/Yams/YamlError.swift /Users/admin/builder/spi-builder-workspace/Sources/Yams/Encoder.swift /Users/admin/builder/spi-builder-workspace/Sources/Yams/Tag.swift -target arm64-apple-macos10.9 -Xllvm -aarch64-use-tbi -enable-objc-interop -sdk /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX26.4.sdk -I /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug -F /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug -no-color-diagnostics -Xcc -fno-color-diagnostics -application-extension -enable-testing -g -debug-info-format\=dwarf -dwarf-version\=2 -import-underlying-module -module-cache-path /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex -profile-generate -profile-coverage-mapping -swift-version 4.2 -Onone -D Xcode -serialize-debugging-options -const-gather-protocols-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Yams.build/Debug/Yams.build/Objects-normal/arm64/Yams_const_extract_protocols.json -enable-experimental-feature DebugDescriptionMacro -enable-bare-slash-regex -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 -enable-anonymous-context-mangled-names -file-compilation-dir /Users/admin/builder/spi-builder-workspace -Xcc -D_LIBCPP_HARDENING_MODE\=_LIBCPP_HARDENING_MODE_DEBUG -Xcc -ivfsstatcache -Xcc /Users/admin/builder/spi-builder-workspace/.derivedData/SDKStatCaches.noindex/macosx26.4-25E236-688ef53f1462e2c8f657fdc38a81448fdfce61f96a3a6fc38dcbb3b93e3bb2ee.sdkstatcache -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Yams.build/Debug/Yams.build/swift-overrides.hmap -Xcc -iquote -Xcc /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Yams.build/Debug/Yams.build/Yams-generated-files.hmap -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Yams.build/Debug/Yams.build/Yams-own-target-headers.hmap -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Yams.build/Debug/Yams.build/Yams-all-non-framework-target-headers.hmap -Xcc -ivfsoverlay -Xcc /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Yams.build/Debug/Yams-df5d82b2269df6b45c6ccb78522e34b2-VFS/all-product-headers.yaml -Xcc -iquote -Xcc /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Yams.build/Debug/Yams.build/Yams-project-headers.hmap -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/Yams.build/Debug/Yams.build/DerivedSources-normal/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Yams.build/Debug/Yams.build/DerivedSources/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Yams.build/Debug/Yams.build/DerivedSources -Xcc -ivfsoverlay -Xcc /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Yams.build/Debug/Yams.build/unextended-module-overlay.yaml -no-auto-bridging-header-chaining -module-name Yams -frontend-parseable-output -disable-clang-spi -target-sdk-version 26.4 -target-sdk-name macosx26.4 -external-plugin-path /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/MacOSX.platform/Developer/usr/lib/swift/host/plugins\#/Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/MacOSX.platform/Developer/usr/bin/swift-plugin-server -external-plugin-path /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/MacOSX.platform/Developer/usr/local/lib/swift/host/plugins\#/Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/MacOSX.platform/Developer/usr/bin/swift-plugin-server -in-process-plugin-server-path /Applications/Xcode-26.4.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift/host/libSwiftInProcPluginServer.dylib -plugin-path /Applications/Xcode-26.4.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift/host/plugins -plugin-path /Applications/Xcode-26.4.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/local/lib/swift/host/plugins -emit-module-doc-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Yams.build/Debug/Yams.build/Objects-normal/arm64/Yams.swiftdoc -emit-module-source-info-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Yams.build/Debug/Yams.build/Objects-normal/arm64/Yams.swiftsourceinfo -emit-objc-header-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Yams.build/Debug/Yams.build/Objects-normal/arm64/Yams-Swift.h -serialize-diagnostics-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Yams.build/Debug/Yams.build/Objects-normal/arm64/Yams-primary-emit-module.dia -emit-dependencies-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Yams.build/Debug/Yams.build/Objects-normal/arm64/Yams-primary-emit-module.d -o /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Yams.build/Debug/Yams.build/Objects-normal/arm64/Yams.swiftmodule -emit-abi-descriptor-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Yams.build/Debug/Yams.build/Objects-normal/arm64/Yams.abi.json
EmitSwiftModule normal arm64 (in target 'Yams' from project 'Yams')
    cd /Users/admin/builder/spi-builder-workspace

/Users/admin/builder/spi-builder-workspace/Sources/Yams/Representer.swift:99:11: error: 'Data' is only available in macOS 10.10 or newer
extension Data: ScalarRepresentable {
          ^
/Users/admin/builder/spi-builder-workspace/Sources/Yams/Representer.swift:99:1: note: add '@available' attribute to enclosing extension
extension Data: ScalarRepresentable {
^
/Users/admin/builder/spi-builder-workspace/Sources/Yams/Representer.swift:106:11: error: 'Date' is only available in macOS 10.10 or newer
extension Date: ScalarRepresentable {
          ^
/Users/admin/builder/spi-builder-workspace/Sources/Yams/Representer.swift:106:1: note: add '@available' attribute to enclosing extension
extension Date: ScalarRepresentable {
^
/Users/admin/builder/spi-builder-workspace/Sources/Yams/Representer.swift:152:32: error: 'CharacterSet' is only available in macOS 10.10 or newer
private let characterSetZero = CharacterSet(charactersIn: "0")
                               ^
/Users/admin/builder/spi-builder-workspace/Sources/Yams/Representer.swift:152:13: note: add '@available' attribute to enclosing let
private let characterSetZero = CharacterSet(charactersIn: "0")
            ^
/Users/admin/builder/spi-builder-workspace/Sources/Yams/Representer.swift:156:24: error: 'Locale' is only available in macOS 10.10 or newer
    formatter.locale = Locale(identifier: "en_US_POSIX")
                       ^
/Users/admin/builder/spi-builder-workspace/Sources/Yams/Representer.swift:156:24: note: add 'if #available' version check
    formatter.locale = Locale(identifier: "en_US_POSIX")
                       ^
/Users/admin/builder/spi-builder-workspace/Sources/Yams/Representer.swift:154:13: note: add '@available' attribute to enclosing let
private let iso8601Formatter: DateFormatter = {
            ^
/Users/admin/builder/spi-builder-workspace/Sources/Yams/Representer.swift:158:26: error: 'TimeZone' is only available in macOS 10.10 or newer
    formatter.timeZone = TimeZone(secondsFromGMT: 0)
                         ^
/Users/admin/builder/spi-builder-workspace/Sources/Yams/Representer.swift:158:26: note: add 'if #available' version check
    formatter.timeZone = TimeZone(secondsFromGMT: 0)
                         ^
/Users/admin/builder/spi-builder-workspace/Sources/Yams/Representer.swift:154:13: note: add '@available' attribute to enclosing let
private let iso8601Formatter: DateFormatter = {
            ^
/Users/admin/builder/spi-builder-workspace/Sources/Yams/Representer.swift:164:24: error: 'Locale' is only available in macOS 10.10 or newer
    formatter.locale = Locale(identifier: "en_US_POSIX")
                       ^
/Users/admin/builder/spi-builder-workspace/Sources/Yams/Representer.swift:164:24: note: add 'if #available' version check
    formatter.locale = Locale(identifier: "en_US_POSIX")
                       ^
/Users/admin/builder/spi-builder-workspace/Sources/Yams/Representer.swift:162:13: note: add '@available' attribute to enclosing let
private let iso8601WithoutZFormatter: DateFormatter = {
            ^
/Users/admin/builder/spi-builder-workspace/Sources/Yams/Representer.swift:166:26: error: 'TimeZone' is only available in macOS 10.10 or newer
    formatter.timeZone = TimeZone(secondsFromGMT: 0)
                         ^
/Users/admin/builder/spi-builder-workspace/Sources/Yams/Representer.swift:166:26: note: add 'if #available' version check
    formatter.timeZone = TimeZone(secondsFromGMT: 0)
                         ^
/Users/admin/builder/spi-builder-workspace/Sources/Yams/Representer.swift:162:13: note: add '@available' attribute to enclosing let
private let iso8601WithoutZFormatter: DateFormatter = {
            ^
/Users/admin/builder/spi-builder-workspace/Sources/Yams/Representer.swift:240:11: error: 'URL' is only available in macOS 10.10 or newer
extension URL: ScalarRepresentable {
          ^
/Users/admin/builder/spi-builder-workspace/Sources/Yams/Representer.swift:240:1: note: add '@available' attribute to enclosing extension
extension URL: ScalarRepresentable {
^
/Users/admin/builder/spi-builder-workspace/Sources/Yams/Representer.swift:278:1: warning: conformance of 'Data' to 'Encodable' is only available in macOS 10.10 or newer; this is an error in the Swift 6 language mode
extension Data: YAMLEncodable {}
^
/Users/admin/builder/spi-builder-workspace/Sources/Yams/Representer.swift:278:1: note: add '@available' attribute to enclosing extension
extension Data: YAMLEncodable {}
^
/Users/admin/builder/spi-builder-workspace/Sources/Yams/Representer.swift:278:11: error: 'Data' is only available in macOS 10.10 or newer
extension Data: YAMLEncodable {}
          ^
/Users/admin/builder/spi-builder-workspace/Sources/Yams/Representer.swift:278:1: note: add '@available' attribute to enclosing extension
extension Data: YAMLEncodable {}
^
/Users/admin/builder/spi-builder-workspace/Sources/Yams/Representer.swift:279:1: warning: conformance of 'Decimal' to 'Encodable' is only available in macOS 10.10 or newer; this is an error in the Swift 6 language mode
extension Decimal: YAMLEncodable {}
^
/Users/admin/builder/spi-builder-workspace/Sources/Yams/Representer.swift:279:1: note: add '@available' attribute to enclosing extension
extension Decimal: YAMLEncodable {}
^
/Users/admin/builder/spi-builder-workspace/Sources/Yams/Representer.swift:290:1: warning: conformance of 'URL' to 'Encodable' is only available in macOS 10.10 or newer; this is an error in the Swift 6 language mode
extension URL: YAMLEncodable {}
^
/Users/admin/builder/spi-builder-workspace/Sources/Yams/Representer.swift:290:1: note: add '@available' attribute to enclosing extension
extension URL: YAMLEncodable {}
^
/Users/admin/builder/spi-builder-workspace/Sources/Yams/Representer.swift:290:11: error: 'URL' is only available in macOS 10.10 or newer
extension URL: YAMLEncodable {}
          ^
/Users/admin/builder/spi-builder-workspace/Sources/Yams/Representer.swift:290:1: note: add '@available' attribute to enclosing extension
extension URL: YAMLEncodable {}
^
/Users/admin/builder/spi-builder-workspace/Sources/Yams/Representer.swift:294:1: warning: conformance of 'Date' to 'Encodable' is only available in macOS 10.10 or newer; this is an error in the Swift 6 language mode
extension Date: YAMLEncodable {
^
/Users/admin/builder/spi-builder-workspace/Sources/Yams/Representer.swift:294:1: note: add '@available' attribute to enclosing extension
extension Date: YAMLEncodable {
^
/Users/admin/builder/spi-builder-workspace/Sources/Yams/Representer.swift:294:11: error: 'Date' is only available in macOS 10.10 or newer
extension Date: YAMLEncodable {
          ^
/Users/admin/builder/spi-builder-workspace/Sources/Yams/Representer.swift:294:1: note: add '@available' attribute to enclosing extension
extension Date: YAMLEncodable {
^
/Users/admin/builder/spi-builder-workspace/Sources/Yams/Emitter.swift:203:37: error: 'Data' is only available in macOS 10.10 or newer
    public internal(set) var data = Data()
                                    ^
/Users/admin/builder/spi-builder-workspace/Sources/Yams/Emitter.swift:191:20: note: add '@available' attribute to enclosing class
public final class Emitter {
                   ^
/Users/admin/builder/spi-builder-workspace/Sources/Yams/Parser.swift:141:50: error: 'Encoding' is only available in macOS 10.10 or newer
        internal var swiftStringEncoding: String.Encoding {
                                                 ^
/Users/admin/builder/spi-builder-workspace/Sources/Yams/Parser.swift:141:22: note: add '@available' attribute to enclosing property
        internal var swiftStringEncoding: String.Encoding {
                     ^
/Users/admin/builder/spi-builder-workspace/Sources/Yams/Parser.swift:120:17: note: add '@available' attribute to enclosing enum
    public enum Encoding: String {
                ^
/Users/admin/builder/spi-builder-workspace/Sources/Yams/Parser.swift:203:40: error: 'Data' is only available in macOS 10.10 or newer
    public convenience init(yaml data: Data,
                                       ^
/Users/admin/builder/spi-builder-workspace/Sources/Yams/Parser.swift:203:24: note: add '@available' attribute to enclosing initializer
    public convenience init(yaml data: Data,
                       ^
/Users/admin/builder/spi-builder-workspace/Sources/Yams/Parser.swift:111:20: note: add '@available' attribute to enclosing class
public final class Parser {
                   ^
/Users/admin/builder/spi-builder-workspace/Sources/Yams/Parser.swift:261:20: error: 'Data' is only available in macOS 10.10 or newer
        case utf16(Data)
                   ^
/Users/admin/builder/spi-builder-workspace/Sources/Yams/Parser.swift:258:18: note: add '@available' attribute to enclosing enum
    private enum Buffer {
                 ^
/Users/admin/builder/spi-builder-workspace/Sources/Yams/Node.swift:106:24: error: 'Data' is only available in macOS 10.10 or newer
    public var binary: Data? {
                       ^
/Users/admin/builder/spi-builder-workspace/Sources/Yams/Node.swift:106:16: note: add '@available' attribute to enclosing property
    public var binary: Data? {
               ^
/Users/admin/builder/spi-builder-workspace/Sources/Yams/Node.swift:52:1: note: add '@available' attribute to enclosing extension
extension Node {
^
/Users/admin/builder/spi-builder-workspace/Sources/Yams/Node.swift:111:27: error: 'Date' is only available in macOS 10.10 or newer
    public var timestamp: Date? {
                          ^
/Users/admin/builder/spi-builder-workspace/Sources/Yams/Node.swift:111:16: note: add '@available' attribute to enclosing property
    public var timestamp: Date? {
               ^
/Users/admin/builder/spi-builder-workspace/Sources/Yams/Node.swift:52:1: note: add '@available' attribute to enclosing extension
extension Node {
^
/Users/admin/builder/spi-builder-workspace/Sources/Yams/Constructor.swift:81:18: error: 'Data' is only available in macOS 10.10 or newer
        .binary: Data.construct,
                 ^
/Users/admin/builder/spi-builder-workspace/Sources/Yams/Constructor.swift:72:23: note: add '@available' attribute to enclosing static property
    public static let defaultScalarMap: ScalarMap = [
                      ^
/Users/admin/builder/spi-builder-workspace/Sources/Yams/Constructor.swift:67:1: note: add '@available' attribute to enclosing extension
extension Constructor {
^
/Users/admin/builder/spi-builder-workspace/Sources/Yams/Constructor.swift:82:21: error: 'Date' is only available in macOS 10.10 or newer
        .timestamp: Date.construct
                    ^
/Users/admin/builder/spi-builder-workspace/Sources/Yams/Constructor.swift:72:23: note: add '@available' attribute to enclosing static property
    public static let defaultScalarMap: ScalarMap = [
                      ^
/Users/admin/builder/spi-builder-workspace/Sources/Yams/Constructor.swift:67:1: note: add '@available' attribute to enclosing extension
extension Constructor {
^
/Users/admin/builder/spi-builder-workspace/Sources/Yams/Constructor.swift:159:63: error: 'Data' is only available in macOS 10.10 or newer
    public static func construct(from scalar: Node.Scalar) -> Data? {
                                                              ^
/Users/admin/builder/spi-builder-workspace/Sources/Yams/Constructor.swift:159:24: note: add '@available' attribute to enclosing static method
    public static func construct(from scalar: Node.Scalar) -> Data? {
                       ^
/Users/admin/builder/spi-builder-workspace/Sources/Yams/Constructor.swift:153:1: note: add '@available' attribute to enclosing extension
extension Data: ScalarConstructible {
^
/Users/admin/builder/spi-builder-workspace/Sources/Yams/Constructor.swift:153:11: error: 'Data' is only available in macOS 10.10 or newer
extension Data: ScalarConstructible {
          ^
/Users/admin/builder/spi-builder-workspace/Sources/Yams/Constructor.swift:153:1: note: add '@available' attribute to enclosing extension
extension Data: ScalarConstructible {
^
/Users/admin/builder/spi-builder-workspace/Sources/Yams/Constructor.swift:172:63: error: 'Date' is only available in macOS 10.10 or newer
    public static func construct(from scalar: Node.Scalar) -> Date? {
                                                              ^
/Users/admin/builder/spi-builder-workspace/Sources/Yams/Constructor.swift:172:24: note: add '@available' attribute to enclosing static method
    public static func construct(from scalar: Node.Scalar) -> Date? {
                       ^
/Users/admin/builder/spi-builder-workspace/Sources/Yams/Constructor.swift:166:1: note: add '@available' attribute to enclosing extension
extension Date: ScalarConstructible {
^
/Users/admin/builder/spi-builder-workspace/Sources/Yams/Constructor.swift:218:44: error: 'Calendar' is only available in macOS 10.10 or newer
    private static let gregorianCalendar = Calendar(identifier: .gregorian)
                                           ^
/Users/admin/builder/spi-builder-workspace/Sources/Yams/Constructor.swift:218:24: note: add '@available' attribute to enclosing static property
    private static let gregorianCalendar = Calendar(identifier: .gregorian)
                       ^
/Users/admin/builder/spi-builder-workspace/Sources/Yams/Constructor.swift:166:1: note: add '@available' attribute to enclosing extension
extension Date: ScalarConstructible {
^
/Users/admin/builder/spi-builder-workspace/Sources/Yams/Constructor.swift:166:11: error: 'Date' is only available in macOS 10.10 or newer
extension Date: ScalarConstructible {
          ^
/Users/admin/builder/spi-builder-workspace/Sources/Yams/Constructor.swift:166:1: note: add '@available' attribute to enclosing extension
extension Date: ScalarConstructible {
^
/Users/admin/builder/spi-builder-workspace/Sources/Yams/Decoder.swift:57:42: error: 'Data' is only available in macOS 10.10 or newer
                          from yamlData: Data,
                                         ^
/Users/admin/builder/spi-builder-workspace/Sources/Yams/Decoder.swift:56:17: note: add '@available' attribute to enclosing instance method
    public func decode<T>(_ type: T.Type = T.self,
                ^
/Users/admin/builder/spi-builder-workspace/Sources/Yams/Decoder.swift:13:14: note: add '@available' attribute to enclosing class
public class YAMLDecoder {
             ^
/Users/admin/builder/spi-builder-workspace/Sources/Yams/Decoder.swift:342:63: error: 'URL' is only available in macOS 10.10 or newer
    public static func construct(from scalar: Node.Scalar) -> URL? {
                                                              ^
/Users/admin/builder/spi-builder-workspace/Sources/Yams/Decoder.swift:342:24: note: add '@available' attribute to enclosing static method
    public static func construct(from scalar: Node.Scalar) -> URL? {
                       ^
/Users/admin/builder/spi-builder-workspace/Sources/Yams/Decoder.swift:336:1: note: add '@available' attribute to enclosing extension
extension URL: ScalarConstructible {
^
/Users/admin/builder/spi-builder-workspace/Sources/Yams/Decoder.swift:336:11: error: 'URL' is only available in macOS 10.10 or newer
extension URL: ScalarConstructible {
          ^
/Users/admin/builder/spi-builder-workspace/Sources/Yams/Decoder.swift:336:1: note: add '@available' attribute to enclosing extension
extension URL: ScalarConstructible {
^
/Users/admin/builder/spi-builder-workspace/Sources/Yams/Decoder.swift:353:30: error: 'Data' is only available in macOS 10.10 or newer
    public typealias Input = Data
                             ^
/Users/admin/builder/spi-builder-workspace/Sources/Yams/Decoder.swift:353:22: note: add '@available' attribute to enclosing type alias
    public typealias Input = Data
                     ^
/Users/admin/builder/spi-builder-workspace/Sources/Yams/Decoder.swift:352:1: note: add '@available' attribute to enclosing extension
extension YAMLDecoder: TopLevelDecoder {
^
/Users/admin/builder/spi-builder-workspace/Sources/Yams/Decoder.swift:355:49: error: 'Data' is only available in macOS 10.10 or newer
    public func decode<T>(_ type: T.Type, from: Data) throws -> T where T: Decodable {
                                                ^
/Users/admin/builder/spi-builder-workspace/Sources/Yams/Decoder.swift:355:17: note: add '@available' attribute to enclosing instance method
    public func decode<T>(_ type: T.Type, from: Data) throws -> T where T: Decodable {
                ^
/Users/admin/builder/spi-builder-workspace/Sources/Yams/Decoder.swift:352:1: note: add '@available' attribute to enclosing extension
extension YAMLDecoder: TopLevelDecoder {
^
/Users/admin/builder/spi-builder-workspace/Sources/Yams/YamlError.swift:75:49: error: 'Encoding' is only available in macOS 10.10 or newer
    case dataCouldNotBeDecoded(encoding: String.Encoding)
                                                ^
/Users/admin/builder/spi-builder-workspace/Sources/Yams/YamlError.swift:14:13: note: add '@available' attribute to enclosing enum
public enum YamlError: Error {
            ^
SwiftCompile normal arm64 Compiling\ Encoder.swift /Users/admin/builder/spi-builder-workspace/Sources/Yams/Encoder.swift (in target 'Yams' from project 'Yams')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/Yams/Encoder.swift (in target 'Yams' from project 'Yams')
    cd /Users/admin/builder/spi-builder-workspace

SwiftCompile normal arm64 Compiling\ Node.Sequence.swift,\ Node.Mapping.swift /Users/admin/builder/spi-builder-workspace/Sources/Yams/Node.Sequence.swift /Users/admin/builder/spi-builder-workspace/Sources/Yams/Node.Mapping.swift (in target 'Yams' from project 'Yams')
/Users/admin/builder/spi-builder-workspace/Yams.xcodeproj: warning: The macOS deployment target 'MACOSX_DEPLOYMENT_TARGET' is set to 10.9, but the range of supported deployment target versions is 10.13 to 26.4.99. (in target 'Yams' from project 'Yams')
warning: Run script build phase 'Run Script' will be run during every build because it does not specify any outputs. To address this issue, either add output dependencies to the script phase, or configure it to run in every build by unchecking "Based on dependency analysis" in the script phase. (in target 'Yams' from project 'Yams')
** BUILD FAILED **
The following build commands failed:
	SwiftEmitModule normal arm64 Emitting\ module\ for\ Yams (in target 'Yams' from project 'Yams')
	EmitSwiftModule normal arm64 (in target 'Yams' from project 'Yams')
	Building project Yams with scheme Yams
(3 failures)
Command line invocation:
    /Applications/Xcode-26.4.0.app/Contents/Developer/usr/bin/xcodebuild -IDEClonedSourcePackagesDirPathOverride=/Users/admin/builder/spi-builder-workspace/.dependencies -resolvePackageDependencies
resolved source packages:
{
  "dependencies" : [
  ],
  "manifest_display_name" : "Yams",
  "name" : "Yams",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
  ],
  "products" : [
    {
      "name" : "Yams",
      "targets" : [
        "Yams"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "YamsTests",
      "module_type" : "SwiftTarget",
      "name" : "YamsTests",
      "path" : "Tests/YamsTests",
      "sources" : [
        "ConstructorTests.swift",
        "EmitterTests.swift",
        "EncoderTests.swift",
        "MarkTests.swift",
        "NodeTests.swift",
        "PerformanceTests.swift",
        "RepresenterTests.swift",
        "ResolverTests.swift",
        "SpecTests.swift",
        "StringTests.swift",
        "TestHelper.swift",
        "TopLevelDecoderTests.swift",
        "YamlErrorTests.swift"
      ],
      "target_dependencies" : [
        "Yams"
      ],
      "type" : "test"
    },
    {
      "c99name" : "Yams",
      "module_type" : "SwiftTarget",
      "name" : "Yams",
      "path" : "Sources/Yams",
      "product_memberships" : [
        "Yams"
      ],
      "sources" : [
        "Constructor.swift",
        "Decoder.swift",
        "Emitter.swift",
        "Encoder.swift",
        "Mark.swift",
        "Node.Mapping.swift",
        "Node.Scalar.swift",
        "Node.Sequence.swift",
        "Node.swift",
        "Parser.swift",
        "Representer.swift",
        "Resolver.swift",
        "String+Yams.swift",
        "Tag.swift",
        "YamlError.swift"
      ],
      "target_dependencies" : [
        "CYaml"
      ],
      "type" : "library"
    },
    {
      "c99name" : "CYaml",
      "module_type" : "ClangTarget",
      "name" : "CYaml",
      "path" : "Sources/CYaml",
      "product_memberships" : [
        "Yams"
      ],
      "sources" : [
        "src/api.c",
        "src/emitter.c",
        "src/parser.c",
        "src/reader.c",
        "src/scanner.c",
        "src/writer.c"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "5.0"
}
{
  "project" : {
    "configurations" : [
      "Debug",
      "Release"
    ],
    "name" : "Yams",
    "schemes" : [
      "Yams"
    ],
    "targets" : [
      "Yams",
      "YamsTests"
    ]
  }
}
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-26.4.0.app xcrun xcodebuild -IDEClonedSourcePackagesDirPathOverride=$PWD/.dependencies -skipMacroValidation -skipPackagePluginValidation -derivedDataPath $PWD/.derivedData build -scheme Yams -destination platform=macOS,arch=arm64
Command line invocation:
    /Applications/Xcode-26.4.0.app/Contents/Developer/usr/bin/xcodebuild -IDEClonedSourcePackagesDirPathOverride=/Users/admin/builder/spi-builder-workspace/.dependencies -skipMacroValidation -skipPackagePluginValidation -derivedDataPath /Users/admin/builder/spi-builder-workspace/.derivedData build -scheme Yams -destination platform=macOS,arch=arm64
ComputePackagePrebuildTargetDependencyGraph
Prepare packages
CreateBuildRequest
SendProjectDescription
CreateBuildOperation
ComputeTargetDependencyGraph
note: Building targets in dependency order
note: Target dependency graph (1 target)
    Target 'Yams' in project 'Yams' (no dependencies)
GatherProvisioningInputs
CreateBuildDescription
ClangStatCache /Applications/Xcode-26.4.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang-stat-cache /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX26.4.sdk /Users/admin/builder/spi-builder-workspace/.derivedData/SDKStatCaches.noindex/macosx26.4-25E236-688ef53f1462e2c8f657fdc38a81448fdfce61f96a3a6fc38dcbb3b93e3bb2ee.sdkstatcache
    cd /Users/admin/builder/spi-builder-workspace/Yams.xcodeproj
    /Applications/Xcode-26.4.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang-stat-cache /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX26.4.sdk -o /Users/admin/builder/spi-builder-workspace/.derivedData/SDKStatCaches.noindex/macosx26.4-25E236-688ef53f1462e2c8f657fdc38a81448fdfce61f96a3a6fc38dcbb3b93e3bb2ee.sdkstatcache
warning: Run script build phase 'Run Script' will be run during every build because it does not specify any outputs. To address this issue, either add output dependencies to the script phase, or configure it to run in every build by unchecking "Based on dependency analysis" in the script phase. (in target 'Yams' from project 'Yams')
/Users/admin/builder/spi-builder-workspace/Yams.xcodeproj: warning: The macOS deployment target 'MACOSX_DEPLOYMENT_TARGET' is set to 10.9, but the range of supported deployment target versions is 10.13 to 26.4.99. (in target 'Yams' from project 'Yams')
SwiftDriver Yams normal arm64 com.apple.xcode.tools.swift.compiler (in target 'Yams' from project 'Yams')
    cd /Users/admin/builder/spi-builder-workspace
    builtin-SwiftDriver -- /Applications/Xcode-26.4.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/swiftc -module-name Yams -Onone @/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Yams.build/Debug/Yams.build/Objects-normal/arm64/Yams.SwiftFileList -DXcode -enable-bare-slash-regex -enable-experimental-feature DebugDescriptionMacro -sdk /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX26.4.sdk -target arm64-apple-macos10.9 -g -module-cache-path /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex -Xfrontend -serialize-debugging-options -application-extension -profile-coverage-mapping -profile-generate -enable-testing -index-store-path /Users/admin/builder/spi-builder-workspace/.derivedData/Index.noindex/DataStore -Xcc -D_LIBCPP_HARDENING_MODE\=_LIBCPP_HARDENING_MODE_DEBUG -swift-version 4.2 -I /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug -F /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug -c -j10 -enable-batch-mode -incremental -Xcc -ivfsstatcache -Xcc /Users/admin/builder/spi-builder-workspace/.derivedData/SDKStatCaches.noindex/macosx26.4-25E236-688ef53f1462e2c8f657fdc38a81448fdfce61f96a3a6fc38dcbb3b93e3bb2ee.sdkstatcache -output-file-map /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Yams.build/Debug/Yams.build/Objects-normal/arm64/Yams-OutputFileMap.json -use-frontend-parseable-output -save-temps -no-color-diagnostics -serialize-diagnostics -emit-dependencies -emit-module -emit-module-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Yams.build/Debug/Yams.build/Objects-normal/arm64/Yams.swiftmodule -validate-clang-modules-once -clang-build-session-file /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/Session.modulevalidation -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Yams.build/Debug/Yams.build/swift-overrides.hmap -emit-const-values -Xfrontend -const-gather-protocols-file -Xfrontend /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Yams.build/Debug/Yams.build/Objects-normal/arm64/Yams_const_extract_protocols.json -Xcc -iquote -Xcc /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Yams.build/Debug/Yams.build/Yams-generated-files.hmap -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Yams.build/Debug/Yams.build/Yams-own-target-headers.hmap -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Yams.build/Debug/Yams.build/Yams-all-non-framework-target-headers.hmap -Xcc -ivfsoverlay -Xcc /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Yams.build/Debug/Yams-df5d82b2269df6b45c6ccb78522e34b2-VFS/all-product-headers.yaml -Xcc -iquote -Xcc /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Yams.build/Debug/Yams.build/Yams-project-headers.hmap -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/Yams.build/Debug/Yams.build/DerivedSources-normal/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Yams.build/Debug/Yams.build/DerivedSources/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Yams.build/Debug/Yams.build/DerivedSources -emit-objc-header -emit-objc-header-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Yams.build/Debug/Yams.build/Objects-normal/arm64/Yams-Swift.h -import-underlying-module -Xcc -ivfsoverlay -Xcc /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Yams.build/Debug/Yams.build/unextended-module-overlay.yaml -working-directory /Users/admin/builder/spi-builder-workspace -experimental-emit-module-separately -disable-cmo
SwiftCompile normal arm64 Compiling\ Node.Sequence.swift,\ Node.Mapping.swift /Users/admin/builder/spi-builder-workspace/Sources/Yams/Node.Sequence.swift /Users/admin/builder/spi-builder-workspace/Sources/Yams/Node.Mapping.swift (in target 'Yams' from project 'Yams')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/Yams/Node.Sequence.swift (in target 'Yams' from project 'Yams')
    cd /Users/admin/builder/spi-builder-workspace

SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/Yams/Node.Mapping.swift (in target 'Yams' from project 'Yams')
    cd /Users/admin/builder/spi-builder-workspace

SwiftEmitModule normal arm64 Emitting\ module\ for\ Yams (in target 'Yams' from project 'Yams')
Failed frontend command:
/Applications/Xcode-26.4.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/swift-frontend -frontend -emit-module -experimental-skip-non-inlinable-function-bodies-without-types /Users/admin/builder/spi-builder-workspace/Sources/Yams/Representer.swift /Users/admin/builder/spi-builder-workspace/Sources/Yams/Emitter.swift /Users/admin/builder/spi-builder-workspace/Sources/Yams/Parser.swift /Users/admin/builder/spi-builder-workspace/Sources/Yams/Node.swift /Users/admin/builder/spi-builder-workspace/Sources/Yams/Constructor.swift /Users/admin/builder/spi-builder-workspace/Sources/Yams/Resolver.swift /Users/admin/builder/spi-builder-workspace/Sources/Yams/Node.Sequence.swift /Users/admin/builder/spi-builder-workspace/Sources/Yams/Node.Mapping.swift /Users/admin/builder/spi-builder-workspace/Sources/Yams/Decoder.swift /Users/admin/builder/spi-builder-workspace/Sources/Yams/Node.Scalar.swift /Users/admin/builder/spi-builder-workspace/Sources/Yams/String+Yams.swift /Users/admin/builder/spi-builder-workspace/Sources/Yams/Mark.swift /Users/admin/builder/spi-builder-workspace/Sources/Yams/YamlError.swift /Users/admin/builder/spi-builder-workspace/Sources/Yams/Encoder.swift /Users/admin/builder/spi-builder-workspace/Sources/Yams/Tag.swift -target arm64-apple-macos10.9 -Xllvm -aarch64-use-tbi -enable-objc-interop -sdk /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX26.4.sdk -I /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug -F /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug -no-color-diagnostics -Xcc -fno-color-diagnostics -application-extension -enable-testing -g -debug-info-format\=dwarf -dwarf-version\=2 -import-underlying-module -module-cache-path /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex -profile-generate -profile-coverage-mapping -swift-version 4.2 -Onone -D Xcode -serialize-debugging-options -const-gather-protocols-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Yams.build/Debug/Yams.build/Objects-normal/arm64/Yams_const_extract_protocols.json -enable-experimental-feature DebugDescriptionMacro -enable-bare-slash-regex -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 -enable-anonymous-context-mangled-names -file-compilation-dir /Users/admin/builder/spi-builder-workspace -Xcc -D_LIBCPP_HARDENING_MODE\=_LIBCPP_HARDENING_MODE_DEBUG -Xcc -ivfsstatcache -Xcc /Users/admin/builder/spi-builder-workspace/.derivedData/SDKStatCaches.noindex/macosx26.4-25E236-688ef53f1462e2c8f657fdc38a81448fdfce61f96a3a6fc38dcbb3b93e3bb2ee.sdkstatcache -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Yams.build/Debug/Yams.build/swift-overrides.hmap -Xcc -iquote -Xcc /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Yams.build/Debug/Yams.build/Yams-generated-files.hmap -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Yams.build/Debug/Yams.build/Yams-own-target-headers.hmap -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Yams.build/Debug/Yams.build/Yams-all-non-framework-target-headers.hmap -Xcc -ivfsoverlay -Xcc /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Yams.build/Debug/Yams-df5d82b2269df6b45c6ccb78522e34b2-VFS/all-product-headers.yaml -Xcc -iquote -Xcc /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Yams.build/Debug/Yams.build/Yams-project-headers.hmap -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/Yams.build/Debug/Yams.build/DerivedSources-normal/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Yams.build/Debug/Yams.build/DerivedSources/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Yams.build/Debug/Yams.build/DerivedSources -Xcc -ivfsoverlay -Xcc /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Yams.build/Debug/Yams.build/unextended-module-overlay.yaml -no-auto-bridging-header-chaining -module-name Yams -frontend-parseable-output -disable-clang-spi -target-sdk-version 26.4 -target-sdk-name macosx26.4 -external-plugin-path /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/MacOSX.platform/Developer/usr/lib/swift/host/plugins\#/Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/MacOSX.platform/Developer/usr/bin/swift-plugin-server -external-plugin-path /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/MacOSX.platform/Developer/usr/local/lib/swift/host/plugins\#/Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/MacOSX.platform/Developer/usr/bin/swift-plugin-server -in-process-plugin-server-path /Applications/Xcode-26.4.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift/host/libSwiftInProcPluginServer.dylib -plugin-path /Applications/Xcode-26.4.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift/host/plugins -plugin-path /Applications/Xcode-26.4.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/local/lib/swift/host/plugins -emit-module-doc-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Yams.build/Debug/Yams.build/Objects-normal/arm64/Yams.swiftdoc -emit-module-source-info-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Yams.build/Debug/Yams.build/Objects-normal/arm64/Yams.swiftsourceinfo -emit-objc-header-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Yams.build/Debug/Yams.build/Objects-normal/arm64/Yams-Swift.h -serialize-diagnostics-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Yams.build/Debug/Yams.build/Objects-normal/arm64/Yams-primary-emit-module.dia -emit-dependencies-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Yams.build/Debug/Yams.build/Objects-normal/arm64/Yams-primary-emit-module.d -o /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Yams.build/Debug/Yams.build/Objects-normal/arm64/Yams.swiftmodule -emit-abi-descriptor-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Yams.build/Debug/Yams.build/Objects-normal/arm64/Yams.abi.json
EmitSwiftModule normal arm64 (in target 'Yams' from project 'Yams')
    cd /Users/admin/builder/spi-builder-workspace

/Users/admin/builder/spi-builder-workspace/Sources/Yams/Representer.swift:99:11: error: 'Data' is only available in macOS 10.10 or newer
extension Data: ScalarRepresentable {
          ^
/Users/admin/builder/spi-builder-workspace/Sources/Yams/Representer.swift:99:1: note: add '@available' attribute to enclosing extension
extension Data: ScalarRepresentable {
^
/Users/admin/builder/spi-builder-workspace/Sources/Yams/Representer.swift:106:11: error: 'Date' is only available in macOS 10.10 or newer
extension Date: ScalarRepresentable {
          ^
/Users/admin/builder/spi-builder-workspace/Sources/Yams/Representer.swift:106:1: note: add '@available' attribute to enclosing extension
extension Date: ScalarRepresentable {
^
/Users/admin/builder/spi-builder-workspace/Sources/Yams/Representer.swift:152:32: error: 'CharacterSet' is only available in macOS 10.10 or newer
private let characterSetZero = CharacterSet(charactersIn: "0")
                               ^
/Users/admin/builder/spi-builder-workspace/Sources/Yams/Representer.swift:152:13: note: add '@available' attribute to enclosing let
private let characterSetZero = CharacterSet(charactersIn: "0")
            ^
/Users/admin/builder/spi-builder-workspace/Sources/Yams/Representer.swift:156:24: error: 'Locale' is only available in macOS 10.10 or newer
    formatter.locale = Locale(identifier: "en_US_POSIX")
                       ^
/Users/admin/builder/spi-builder-workspace/Sources/Yams/Representer.swift:156:24: note: add 'if #available' version check
    formatter.locale = Locale(identifier: "en_US_POSIX")
                       ^
/Users/admin/builder/spi-builder-workspace/Sources/Yams/Representer.swift:154:13: note: add '@available' attribute to enclosing let
private let iso8601Formatter: DateFormatter = {
            ^
/Users/admin/builder/spi-builder-workspace/Sources/Yams/Representer.swift:158:26: error: 'TimeZone' is only available in macOS 10.10 or newer
    formatter.timeZone = TimeZone(secondsFromGMT: 0)
                         ^
/Users/admin/builder/spi-builder-workspace/Sources/Yams/Representer.swift:158:26: note: add 'if #available' version check
    formatter.timeZone = TimeZone(secondsFromGMT: 0)
                         ^
/Users/admin/builder/spi-builder-workspace/Sources/Yams/Representer.swift:154:13: note: add '@available' attribute to enclosing let
private let iso8601Formatter: DateFormatter = {
            ^
/Users/admin/builder/spi-builder-workspace/Sources/Yams/Representer.swift:164:24: error: 'Locale' is only available in macOS 10.10 or newer
    formatter.locale = Locale(identifier: "en_US_POSIX")
                       ^
/Users/admin/builder/spi-builder-workspace/Sources/Yams/Representer.swift:164:24: note: add 'if #available' version check
    formatter.locale = Locale(identifier: "en_US_POSIX")
                       ^
/Users/admin/builder/spi-builder-workspace/Sources/Yams/Representer.swift:162:13: note: add '@available' attribute to enclosing let
private let iso8601WithoutZFormatter: DateFormatter = {
            ^
/Users/admin/builder/spi-builder-workspace/Sources/Yams/Representer.swift:166:26: error: 'TimeZone' is only available in macOS 10.10 or newer
    formatter.timeZone = TimeZone(secondsFromGMT: 0)
                         ^
/Users/admin/builder/spi-builder-workspace/Sources/Yams/Representer.swift:166:26: note: add 'if #available' version check
    formatter.timeZone = TimeZone(secondsFromGMT: 0)
                         ^
/Users/admin/builder/spi-builder-workspace/Sources/Yams/Representer.swift:162:13: note: add '@available' attribute to enclosing let
private let iso8601WithoutZFormatter: DateFormatter = {
            ^
/Users/admin/builder/spi-builder-workspace/Sources/Yams/Representer.swift:240:11: error: 'URL' is only available in macOS 10.10 or newer
extension URL: ScalarRepresentable {
          ^
/Users/admin/builder/spi-builder-workspace/Sources/Yams/Representer.swift:240:1: note: add '@available' attribute to enclosing extension
extension URL: ScalarRepresentable {
^
/Users/admin/builder/spi-builder-workspace/Sources/Yams/Representer.swift:278:1: warning: conformance of 'Data' to 'Encodable' is only available in macOS 10.10 or newer; this is an error in the Swift 6 language mode
extension Data: YAMLEncodable {}
^
/Users/admin/builder/spi-builder-workspace/Sources/Yams/Representer.swift:278:1: note: add '@available' attribute to enclosing extension
extension Data: YAMLEncodable {}
^
/Users/admin/builder/spi-builder-workspace/Sources/Yams/Representer.swift:278:11: error: 'Data' is only available in macOS 10.10 or newer
extension Data: YAMLEncodable {}
          ^
/Users/admin/builder/spi-builder-workspace/Sources/Yams/Representer.swift:278:1: note: add '@available' attribute to enclosing extension
extension Data: YAMLEncodable {}
^
/Users/admin/builder/spi-builder-workspace/Sources/Yams/Representer.swift:279:1: warning: conformance of 'Decimal' to 'Encodable' is only available in macOS 10.10 or newer; this is an error in the Swift 6 language mode
extension Decimal: YAMLEncodable {}
^
/Users/admin/builder/spi-builder-workspace/Sources/Yams/Representer.swift:279:1: note: add '@available' attribute to enclosing extension
extension Decimal: YAMLEncodable {}
^
/Users/admin/builder/spi-builder-workspace/Sources/Yams/Representer.swift:290:1: warning: conformance of 'URL' to 'Encodable' is only available in macOS 10.10 or newer; this is an error in the Swift 6 language mode
extension URL: YAMLEncodable {}
^
/Users/admin/builder/spi-builder-workspace/Sources/Yams/Representer.swift:290:1: note: add '@available' attribute to enclosing extension
extension URL: YAMLEncodable {}
^
/Users/admin/builder/spi-builder-workspace/Sources/Yams/Representer.swift:290:11: error: 'URL' is only available in macOS 10.10 or newer
extension URL: YAMLEncodable {}
          ^
/Users/admin/builder/spi-builder-workspace/Sources/Yams/Representer.swift:290:1: note: add '@available' attribute to enclosing extension
extension URL: YAMLEncodable {}
^
/Users/admin/builder/spi-builder-workspace/Sources/Yams/Representer.swift:294:1: warning: conformance of 'Date' to 'Encodable' is only available in macOS 10.10 or newer; this is an error in the Swift 6 language mode
extension Date: YAMLEncodable {
^
/Users/admin/builder/spi-builder-workspace/Sources/Yams/Representer.swift:294:1: note: add '@available' attribute to enclosing extension
extension Date: YAMLEncodable {
^
/Users/admin/builder/spi-builder-workspace/Sources/Yams/Representer.swift:294:11: error: 'Date' is only available in macOS 10.10 or newer
extension Date: YAMLEncodable {
          ^
/Users/admin/builder/spi-builder-workspace/Sources/Yams/Representer.swift:294:1: note: add '@available' attribute to enclosing extension
extension Date: YAMLEncodable {
^
/Users/admin/builder/spi-builder-workspace/Sources/Yams/Emitter.swift:203:37: error: 'Data' is only available in macOS 10.10 or newer
    public internal(set) var data = Data()
                                    ^
/Users/admin/builder/spi-builder-workspace/Sources/Yams/Emitter.swift:191:20: note: add '@available' attribute to enclosing class
public final class Emitter {
                   ^
/Users/admin/builder/spi-builder-workspace/Sources/Yams/Parser.swift:141:50: error: 'Encoding' is only available in macOS 10.10 or newer
        internal var swiftStringEncoding: String.Encoding {
                                                 ^
/Users/admin/builder/spi-builder-workspace/Sources/Yams/Parser.swift:141:22: note: add '@available' attribute to enclosing property
        internal var swiftStringEncoding: String.Encoding {
                     ^
/Users/admin/builder/spi-builder-workspace/Sources/Yams/Parser.swift:120:17: note: add '@available' attribute to enclosing enum
    public enum Encoding: String {
                ^
/Users/admin/builder/spi-builder-workspace/Sources/Yams/Parser.swift:203:40: error: 'Data' is only available in macOS 10.10 or newer
    public convenience init(yaml data: Data,
                                       ^
/Users/admin/builder/spi-builder-workspace/Sources/Yams/Parser.swift:203:24: note: add '@available' attribute to enclosing initializer
    public convenience init(yaml data: Data,
                       ^
/Users/admin/builder/spi-builder-workspace/Sources/Yams/Parser.swift:111:20: note: add '@available' attribute to enclosing class
public final class Parser {
                   ^
/Users/admin/builder/spi-builder-workspace/Sources/Yams/Parser.swift:261:20: error: 'Data' is only available in macOS 10.10 or newer
        case utf16(Data)
                   ^
/Users/admin/builder/spi-builder-workspace/Sources/Yams/Parser.swift:258:18: note: add '@available' attribute to enclosing enum
    private enum Buffer {
                 ^
/Users/admin/builder/spi-builder-workspace/Sources/Yams/Node.swift:106:24: error: 'Data' is only available in macOS 10.10 or newer
    public var binary: Data? {
                       ^
/Users/admin/builder/spi-builder-workspace/Sources/Yams/Node.swift:106:16: note: add '@available' attribute to enclosing property
    public var binary: Data? {
               ^
/Users/admin/builder/spi-builder-workspace/Sources/Yams/Node.swift:52:1: note: add '@available' attribute to enclosing extension
extension Node {
^
/Users/admin/builder/spi-builder-workspace/Sources/Yams/Node.swift:111:27: error: 'Date' is only available in macOS 10.10 or newer
    public var timestamp: Date? {
                          ^
/Users/admin/builder/spi-builder-workspace/Sources/Yams/Node.swift:111:16: note: add '@available' attribute to enclosing property
    public var timestamp: Date? {
               ^
/Users/admin/builder/spi-builder-workspace/Sources/Yams/Node.swift:52:1: note: add '@available' attribute to enclosing extension
extension Node {
^
/Users/admin/builder/spi-builder-workspace/Sources/Yams/Constructor.swift:81:18: error: 'Data' is only available in macOS 10.10 or newer
        .binary: Data.construct,
                 ^
/Users/admin/builder/spi-builder-workspace/Sources/Yams/Constructor.swift:72:23: note: add '@available' attribute to enclosing static property
    public static let defaultScalarMap: ScalarMap = [
                      ^
/Users/admin/builder/spi-builder-workspace/Sources/Yams/Constructor.swift:67:1: note: add '@available' attribute to enclosing extension
extension Constructor {
^
/Users/admin/builder/spi-builder-workspace/Sources/Yams/Constructor.swift:82:21: error: 'Date' is only available in macOS 10.10 or newer
        .timestamp: Date.construct
                    ^
/Users/admin/builder/spi-builder-workspace/Sources/Yams/Constructor.swift:72:23: note: add '@available' attribute to enclosing static property
    public static let defaultScalarMap: ScalarMap = [
                      ^
/Users/admin/builder/spi-builder-workspace/Sources/Yams/Constructor.swift:67:1: note: add '@available' attribute to enclosing extension
extension Constructor {
^
/Users/admin/builder/spi-builder-workspace/Sources/Yams/Constructor.swift:159:63: error: 'Data' is only available in macOS 10.10 or newer
    public static func construct(from scalar: Node.Scalar) -> Data? {
                                                              ^
/Users/admin/builder/spi-builder-workspace/Sources/Yams/Constructor.swift:159:24: note: add '@available' attribute to enclosing static method
    public static func construct(from scalar: Node.Scalar) -> Data? {
                       ^
/Users/admin/builder/spi-builder-workspace/Sources/Yams/Constructor.swift:153:1: note: add '@available' attribute to enclosing extension
extension Data: ScalarConstructible {
^
/Users/admin/builder/spi-builder-workspace/Sources/Yams/Constructor.swift:153:11: error: 'Data' is only available in macOS 10.10 or newer
extension Data: ScalarConstructible {
          ^
/Users/admin/builder/spi-builder-workspace/Sources/Yams/Constructor.swift:153:1: note: add '@available' attribute to enclosing extension
extension Data: ScalarConstructible {
^
/Users/admin/builder/spi-builder-workspace/Sources/Yams/Constructor.swift:172:63: error: 'Date' is only available in macOS 10.10 or newer
    public static func construct(from scalar: Node.Scalar) -> Date? {
                                                              ^
/Users/admin/builder/spi-builder-workspace/Sources/Yams/Constructor.swift:172:24: note: add '@available' attribute to enclosing static method
    public static func construct(from scalar: Node.Scalar) -> Date? {
                       ^
/Users/admin/builder/spi-builder-workspace/Sources/Yams/Constructor.swift:166:1: note: add '@available' attribute to enclosing extension
extension Date: ScalarConstructible {
^
/Users/admin/builder/spi-builder-workspace/Sources/Yams/Constructor.swift:218:44: error: 'Calendar' is only available in macOS 10.10 or newer
    private static let gregorianCalendar = Calendar(identifier: .gregorian)
                                           ^
/Users/admin/builder/spi-builder-workspace/Sources/Yams/Constructor.swift:218:24: note: add '@available' attribute to enclosing static property
    private static let gregorianCalendar = Calendar(identifier: .gregorian)
                       ^
/Users/admin/builder/spi-builder-workspace/Sources/Yams/Constructor.swift:166:1: note: add '@available' attribute to enclosing extension
extension Date: ScalarConstructible {
^
/Users/admin/builder/spi-builder-workspace/Sources/Yams/Constructor.swift:166:11: error: 'Date' is only available in macOS 10.10 or newer
extension Date: ScalarConstructible {
          ^
/Users/admin/builder/spi-builder-workspace/Sources/Yams/Constructor.swift:166:1: note: add '@available' attribute to enclosing extension
extension Date: ScalarConstructible {
^
/Users/admin/builder/spi-builder-workspace/Sources/Yams/Decoder.swift:57:42: error: 'Data' is only available in macOS 10.10 or newer
                          from yamlData: Data,
                                         ^
/Users/admin/builder/spi-builder-workspace/Sources/Yams/Decoder.swift:56:17: note: add '@available' attribute to enclosing instance method
    public func decode<T>(_ type: T.Type = T.self,
                ^
/Users/admin/builder/spi-builder-workspace/Sources/Yams/Decoder.swift:13:14: note: add '@available' attribute to enclosing class
public class YAMLDecoder {
             ^
/Users/admin/builder/spi-builder-workspace/Sources/Yams/Decoder.swift:342:63: error: 'URL' is only available in macOS 10.10 or newer
    public static func construct(from scalar: Node.Scalar) -> URL? {
                                                              ^
/Users/admin/builder/spi-builder-workspace/Sources/Yams/Decoder.swift:342:24: note: add '@available' attribute to enclosing static method
    public static func construct(from scalar: Node.Scalar) -> URL? {
                       ^
/Users/admin/builder/spi-builder-workspace/Sources/Yams/Decoder.swift:336:1: note: add '@available' attribute to enclosing extension
extension URL: ScalarConstructible {
^
/Users/admin/builder/spi-builder-workspace/Sources/Yams/Decoder.swift:336:11: error: 'URL' is only available in macOS 10.10 or newer
extension URL: ScalarConstructible {
          ^
/Users/admin/builder/spi-builder-workspace/Sources/Yams/Decoder.swift:336:1: note: add '@available' attribute to enclosing extension
extension URL: ScalarConstructible {
^
/Users/admin/builder/spi-builder-workspace/Sources/Yams/Decoder.swift:353:30: error: 'Data' is only available in macOS 10.10 or newer
    public typealias Input = Data
                             ^
/Users/admin/builder/spi-builder-workspace/Sources/Yams/Decoder.swift:353:22: note: add '@available' attribute to enclosing type alias
    public typealias Input = Data
                     ^
/Users/admin/builder/spi-builder-workspace/Sources/Yams/Decoder.swift:352:1: note: add '@available' attribute to enclosing extension
extension YAMLDecoder: TopLevelDecoder {
^
/Users/admin/builder/spi-builder-workspace/Sources/Yams/Decoder.swift:355:49: error: 'Data' is only available in macOS 10.10 or newer
    public func decode<T>(_ type: T.Type, from: Data) throws -> T where T: Decodable {
                                                ^
/Users/admin/builder/spi-builder-workspace/Sources/Yams/Decoder.swift:355:17: note: add '@available' attribute to enclosing instance method
    public func decode<T>(_ type: T.Type, from: Data) throws -> T where T: Decodable {
                ^
/Users/admin/builder/spi-builder-workspace/Sources/Yams/Decoder.swift:352:1: note: add '@available' attribute to enclosing extension
extension YAMLDecoder: TopLevelDecoder {
^
/Users/admin/builder/spi-builder-workspace/Sources/Yams/YamlError.swift:75:49: error: 'Encoding' is only available in macOS 10.10 or newer
    case dataCouldNotBeDecoded(encoding: String.Encoding)
                                                ^
/Users/admin/builder/spi-builder-workspace/Sources/Yams/YamlError.swift:14:13: note: add '@available' attribute to enclosing enum
public enum YamlError: Error {
            ^
SwiftCompile normal arm64 Compiling\ Decoder.swift,\ Node.Scalar.swift /Users/admin/builder/spi-builder-workspace/Sources/Yams/Decoder.swift /Users/admin/builder/spi-builder-workspace/Sources/Yams/Node.Scalar.swift (in target 'Yams' from project 'Yams')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/Yams/Decoder.swift (in target 'Yams' from project 'Yams')
    cd /Users/admin/builder/spi-builder-workspace

SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/Yams/Node.Scalar.swift (in target 'Yams' from project 'Yams')
    cd /Users/admin/builder/spi-builder-workspace

SwiftCompile normal arm64 Compiling\ String+Yams.swift /Users/admin/builder/spi-builder-workspace/Sources/Yams/String+Yams.swift (in target 'Yams' from project 'Yams')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/Yams/String+Yams.swift (in target 'Yams' from project 'Yams')
    cd /Users/admin/builder/spi-builder-workspace

SwiftCompile normal arm64 Compiling\ Parser.swift,\ Node.swift /Users/admin/builder/spi-builder-workspace/Sources/Yams/Parser.swift /Users/admin/builder/spi-builder-workspace/Sources/Yams/Node.swift (in target 'Yams' from project 'Yams')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/Yams/Parser.swift (in target 'Yams' from project 'Yams')
    cd /Users/admin/builder/spi-builder-workspace

SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/Yams/Node.swift (in target 'Yams' from project 'Yams')
    cd /Users/admin/builder/spi-builder-workspace

SwiftCompile normal arm64 Compiling\ Tag.swift /Users/admin/builder/spi-builder-workspace/Sources/Yams/Tag.swift (in target 'Yams' from project 'Yams')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/Yams/Tag.swift (in target 'Yams' from project 'Yams')
    cd /Users/admin/builder/spi-builder-workspace

SwiftCompile normal arm64 Compiling\ Encoder.swift /Users/admin/builder/spi-builder-workspace/Sources/Yams/Encoder.swift (in target 'Yams' from project 'Yams')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/Yams/Encoder.swift (in target 'Yams' from project 'Yams')
    cd /Users/admin/builder/spi-builder-workspace

SwiftCompile normal arm64 Compiling\ Mark.swift /Users/admin/builder/spi-builder-workspace/Sources/Yams/Mark.swift (in target 'Yams' from project 'Yams')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/Yams/Mark.swift (in target 'Yams' from project 'Yams')
    cd /Users/admin/builder/spi-builder-workspace

SwiftCompile normal arm64 Compiling\ Representer.swift,\ Emitter.swift /Users/admin/builder/spi-builder-workspace/Sources/Yams/Representer.swift /Users/admin/builder/spi-builder-workspace/Sources/Yams/Emitter.swift (in target 'Yams' from project 'Yams')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/Yams/Representer.swift (in target 'Yams' from project 'Yams')
    cd /Users/admin/builder/spi-builder-workspace

SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/Yams/Emitter.swift (in target 'Yams' from project 'Yams')
    cd /Users/admin/builder/spi-builder-workspace

SwiftCompile normal arm64 Compiling\ YamlError.swift /Users/admin/builder/spi-builder-workspace/Sources/Yams/YamlError.swift (in target 'Yams' from project 'Yams')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/Yams/YamlError.swift (in target 'Yams' from project 'Yams')
    cd /Users/admin/builder/spi-builder-workspace

SwiftCompile normal arm64 Compiling\ Constructor.swift,\ Resolver.swift /Users/admin/builder/spi-builder-workspace/Sources/Yams/Constructor.swift /Users/admin/builder/spi-builder-workspace/Sources/Yams/Resolver.swift (in target 'Yams' from project 'Yams')
** BUILD FAILED **
The following build commands failed:
	SwiftEmitModule normal arm64 Emitting\ module\ for\ Yams (in target 'Yams' from project 'Yams')
	EmitSwiftModule normal arm64 (in target 'Yams' from project 'Yams')
	Building project Yams with scheme Yams
(3 failures)
BUILD FAILURE 6.3 macosXcodebuild