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Build Information

Failed to build gld-avro-swift, reference 0.2.0 (ac8125), with Swift 6.1 for macOS (Xcode) using Xcode 16.3 on 16 Oct 2026 14:08:31 UTC.

Build Command

env DEVELOPER_DIR=/Applications/Xcode-16.3.0.app xcrun xcodebuild -IDEClonedSourcePackagesDirPathOverride=$PWD/.dependencies -skipMacroValidation -skipPackagePluginValidation -derivedDataPath $PWD/.derivedData build -scheme gld-avro-swift-Package -destination platform=macOS,arch=arm64

Build Log

========================================
RunAll
========================================
Builder version: 5.1.3
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/leo-gan/gld-avro-swift.git
Reference: 0.2.0
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/leo-gan/gld-avro-swift
 * tag               0.2.0      -> FETCH_HEAD
HEAD is now at ac81254 Bump version to 0.2.0 (#2)
Cloned https://github.com/leo-gan/gld-avro-swift.git
Revision (git rev-parse @):
ac81254f210d4f9b1298f9130c497bb05b154d03
SUCCESS checkout https://github.com/leo-gan/gld-avro-swift.git at 0.2.0
========================================
Build
========================================
Selected platform:         macosXcodebuild
Swift version:             6.1
Building package at path:  $PWD
https://github.com/leo-gan/gld-avro-swift.git
https://github.com/leo-gan/gld-avro-swift.git
{
  "dependencies" : [
  ],
  "manifest_display_name" : "gld-avro-swift",
  "name" : "gld-avro-swift",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
  ],
  "products" : [
    {
      "name" : "Avro",
      "targets" : [
        "Avro"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    },
    {
      "name" : "gld-avrogen-swift",
      "targets" : [
        "gld-avrogen-swift"
      ],
      "type" : {
        "executable" : null
      }
    },
    {
      "name" : "avro-bench",
      "targets" : [
        "avro-bench"
      ],
      "type" : {
        "executable" : null
      }
    },
    {
      "name" : "encode-record",
      "targets" : [
        "encode-record"
      ],
      "type" : {
        "executable" : null
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "gld_avrogen_swift",
      "module_type" : "SwiftTarget",
      "name" : "gld-avrogen-swift",
      "path" : "src/gld-avrogen-swift",
      "product_memberships" : [
        "gld-avrogen-swift"
      ],
      "sources" : [
        "main.swift"
      ],
      "target_dependencies" : [
        "Avro"
      ],
      "type" : "executable"
    },
    {
      "c99name" : "encode_record",
      "module_type" : "SwiftTarget",
      "name" : "encode-record",
      "path" : "examples",
      "product_memberships" : [
        "encode-record"
      ],
      "sources" : [
        "EncodeRecord.swift"
      ],
      "target_dependencies" : [
        "Avro"
      ],
      "type" : "executable"
    },
    {
      "c99name" : "avro_bench",
      "module_type" : "SwiftTarget",
      "name" : "avro-bench",
      "path" : "benches",
      "product_memberships" : [
        "avro-bench"
      ],
      "sources" : [
        "Bench.swift"
      ],
      "target_dependencies" : [
        "Avro"
      ],
      "type" : "executable"
    },
    {
      "c99name" : "AvroTests",
      "module_type" : "SwiftTarget",
      "name" : "AvroTests",
      "path" : "tests",
      "sources" : [
        "AvroTests.swift",
        "generated/A.swift",
        "generated/AvroRootUnion.swift",
        "generated/B.swift",
        "generated/LongList.swift",
        "generated/Node.swift",
        "generated/Node_payload.swift",
        "generated/ex_Color.swift",
        "generated/ex_Hash4.swift",
        "generated/ex_Inner.swift",
        "generated/ex_Kitchen.swift"
      ],
      "target_dependencies" : [
        "Avro"
      ],
      "type" : "test"
    },
    {
      "c99name" : "Avro",
      "module_type" : "SwiftTarget",
      "name" : "Avro",
      "path" : "src/Avro",
      "product_memberships" : [
        "Avro",
        "gld-avrogen-swift",
        "avro-bench",
        "encode-record"
      ],
      "sources" : [
        "Canonical.swift",
        "Codegen.swift",
        "Deflate.swift",
        "Error.swift",
        "Facade.swift",
        "Fingerprint.swift",
        "Generic.swift",
        "IDL.swift",
        "JSON.swift",
        "JSONCodec.swift",
        "Logical.swift",
        "OCF.swift",
        "Resolve.swift",
        "SOE.swift",
        "Schema.swift",
        "Wire.swift"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "6.0"
}
Command line invocation:
    /Applications/Xcode-16.3.0.app/Contents/Developer/usr/bin/xcodebuild -IDEClonedSourcePackagesDirPathOverride=/Users/admin/builder/spi-builder-workspace/.dependencies -resolvePackageDependencies
Resolve Package Graph
Resolve Package Graph
Resolved source packages:
  gld-avro-swift: /Users/admin/builder/spi-builder-workspace
resolved source packages: gld-avro-swift
{
  "dependencies" : [
  ],
  "manifest_display_name" : "gld-avro-swift",
  "name" : "gld-avro-swift",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
  ],
  "products" : [
    {
      "name" : "Avro",
      "targets" : [
        "Avro"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    },
    {
      "name" : "gld-avrogen-swift",
      "targets" : [
        "gld-avrogen-swift"
      ],
      "type" : {
        "executable" : null
      }
    },
    {
      "name" : "avro-bench",
      "targets" : [
        "avro-bench"
      ],
      "type" : {
        "executable" : null
      }
    },
    {
      "name" : "encode-record",
      "targets" : [
        "encode-record"
      ],
      "type" : {
        "executable" : null
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "gld_avrogen_swift",
      "module_type" : "SwiftTarget",
      "name" : "gld-avrogen-swift",
      "path" : "src/gld-avrogen-swift",
      "product_memberships" : [
        "gld-avrogen-swift"
      ],
      "sources" : [
        "main.swift"
      ],
      "target_dependencies" : [
        "Avro"
      ],
      "type" : "executable"
    },
    {
      "c99name" : "encode_record",
      "module_type" : "SwiftTarget",
      "name" : "encode-record",
      "path" : "examples",
      "product_memberships" : [
        "encode-record"
      ],
      "sources" : [
        "EncodeRecord.swift"
      ],
      "target_dependencies" : [
        "Avro"
      ],
      "type" : "executable"
    },
    {
      "c99name" : "avro_bench",
      "module_type" : "SwiftTarget",
      "name" : "avro-bench",
      "path" : "benches",
      "product_memberships" : [
        "avro-bench"
      ],
      "sources" : [
        "Bench.swift"
      ],
      "target_dependencies" : [
        "Avro"
      ],
      "type" : "executable"
    },
    {
      "c99name" : "AvroTests",
      "module_type" : "SwiftTarget",
      "name" : "AvroTests",
      "path" : "tests",
      "sources" : [
        "AvroTests.swift",
        "generated/A.swift",
        "generated/AvroRootUnion.swift",
        "generated/B.swift",
        "generated/LongList.swift",
        "generated/Node.swift",
        "generated/Node_payload.swift",
        "generated/ex_Color.swift",
        "generated/ex_Hash4.swift",
        "generated/ex_Inner.swift",
        "generated/ex_Kitchen.swift"
      ],
      "target_dependencies" : [
        "Avro"
      ],
      "type" : "test"
    },
    {
      "c99name" : "Avro",
      "module_type" : "SwiftTarget",
      "name" : "Avro",
      "path" : "src/Avro",
      "product_memberships" : [
        "Avro",
        "gld-avrogen-swift",
        "avro-bench",
        "encode-record"
      ],
      "sources" : [
        "Canonical.swift",
        "Codegen.swift",
        "Deflate.swift",
        "Error.swift",
        "Facade.swift",
        "Fingerprint.swift",
        "Generic.swift",
        "IDL.swift",
        "JSON.swift",
        "JSONCodec.swift",
        "Logical.swift",
        "OCF.swift",
        "Resolve.swift",
        "SOE.swift",
        "Schema.swift",
        "Wire.swift"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "6.0"
}
{
  "workspace" : {
    "name" : "spi-builder-workspace",
    "schemes" : [
      "Avro",
      "avro-bench",
      "encode-record",
      "gld-avro-swift-Package",
      "gld-avrogen-swift"
    ]
  }
}
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-16.3.0.app xcrun xcodebuild -IDEClonedSourcePackagesDirPathOverride=$PWD/.dependencies -skipMacroValidation -skipPackagePluginValidation -derivedDataPath $PWD/.derivedData build -scheme gld-avro-swift-Package -destination platform=macOS,arch=arm64 OTHER_SWIFT_FLAGS=-stats-output-dir .stats
Command line invocation:
    /Applications/Xcode-16.3.0.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 gld-avro-swift-Package -destination platform=macOS,arch=arm64 "OTHER_SWIFT_FLAGS=-stats-output-dir .stats"
Build settings from command line:
    OTHER_SWIFT_FLAGS = -stats-output-dir .stats
Resolve Package Graph
Resolved source packages:
  gld-avro-swift: /Users/admin/builder/spi-builder-workspace
ComputePackagePrebuildTargetDependencyGraph
Prepare packages
CreateBuildRequest
SendProjectDescription
CreateBuildOperation
ComputeTargetDependencyGraph
note: Building targets in dependency order
note: Target dependency graph (5 targets)
    Target 'gld-avrogen-swift' in project 'gld-avro-swift'
        ➜ Explicit dependency on target 'Avro' in project 'gld-avro-swift'
    Target 'encode-record' in project 'gld-avro-swift'
        ➜ Explicit dependency on target 'Avro' in project 'gld-avro-swift'
    Target 'avro-bench' in project 'gld-avro-swift'
        ➜ Explicit dependency on target 'Avro' in project 'gld-avro-swift'
    Target 'Avro' in project 'gld-avro-swift'
        ➜ Explicit dependency on target 'Avro' in project 'gld-avro-swift'
    Target 'Avro' in project 'gld-avro-swift' (no dependencies)
GatherProvisioningInputs
CreateBuildDescription
ExecuteExternalTool /Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/swiftc --version
ExecuteExternalTool /Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang -v -E -dM -isysroot /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX15.4.sdk -x c -c /dev/null
ExecuteExternalTool /Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/ld -version_details
Build description signature: a95dec2e209f234a80545e6387212f83
Build description path: /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/XCBuildData/a95dec2e209f234a80545e6387212f83.xcbuilddata
CreateBuildDirectory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    builtin-create-build-directory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products
ClangStatCache /Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang-stat-cache /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX15.4.sdk /Users/admin/builder/spi-builder-workspace/.derivedData/SDKStatCaches.noindex/macosx15.4-24E241-8287b8f5db97e746a1562fbca0c9d29b.sdkstatcache
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    /Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang-stat-cache /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX15.4.sdk -o /Users/admin/builder/spi-builder-workspace/.derivedData/SDKStatCaches.noindex/macosx15.4-24E241-8287b8f5db97e746a1562fbca0c9d29b.sdkstatcache
CreateBuildDirectory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    builtin-create-build-directory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex
CreateBuildDirectory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    builtin-create-build-directory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug
CreateBuildDirectory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/EagerLinkingTBDs/Debug
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    builtin-create-build-directory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/EagerLinkingTBDs/Debug
CreateBuildDirectory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug/PackageFrameworks
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    builtin-create-build-directory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug/PackageFrameworks
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/gld-avro-swift.build/Debug/encode-record.build/encode-record.DependencyMetadataFileList (in target 'encode-record' from project 'gld-avro-swift')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/gld-avro-swift.build/Debug/encode-record.build/encode-record.DependencyMetadataFileList
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/gld-avro-swift.build/Debug/encode-record.build/encode-record.DependencyStaticMetadataFileList (in target 'encode-record' from project 'gld-avro-swift')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/gld-avro-swift.build/Debug/encode-record.build/encode-record.DependencyStaticMetadataFileList
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/gld-avro-swift.build/Debug/gld-avrogen-swift.build/gld-avrogen-swift.DependencyMetadataFileList (in target 'gld-avrogen-swift' from project 'gld-avro-swift')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/gld-avro-swift.build/Debug/gld-avrogen-swift.build/gld-avrogen-swift.DependencyMetadataFileList
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/gld-avro-swift.build/Debug/gld-avrogen-swift.build/gld-avrogen-swift.DependencyStaticMetadataFileList (in target 'gld-avrogen-swift' from project 'gld-avro-swift')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/gld-avro-swift.build/Debug/gld-avrogen-swift.build/gld-avrogen-swift.DependencyStaticMetadataFileList
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/gld-avro-swift.build/Debug/encode-record.build/Objects-normal/arm64/encode-record_const_extract_protocols.json (in target 'encode-record' from project 'gld-avro-swift')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/gld-avro-swift.build/Debug/encode-record.build/Objects-normal/arm64/encode-record_const_extract_protocols.json
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/gld-avro-swift.build/Debug/gld-avrogen-swift.build/Objects-normal/arm64/gld-avrogen-swift.SwiftFileList (in target 'gld-avrogen-swift' from project 'gld-avro-swift')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/gld-avro-swift.build/Debug/gld-avrogen-swift.build/Objects-normal/arm64/gld-avrogen-swift.SwiftFileList
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/gld-avro-swift.build/Debug/gld-avrogen-swift.build/Objects-normal/arm64/gld-avrogen-swift.LinkFileList (in target 'gld-avrogen-swift' from project 'gld-avro-swift')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/gld-avro-swift.build/Debug/gld-avrogen-swift.build/Objects-normal/arm64/gld-avrogen-swift.LinkFileList
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/gld-avro-swift.build/Debug/gld-avrogen-swift.build/Objects-normal/arm64/gld-avrogen-swift_const_extract_protocols.json (in target 'gld-avrogen-swift' from project 'gld-avro-swift')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/gld-avro-swift.build/Debug/gld-avrogen-swift.build/Objects-normal/arm64/gld-avrogen-swift_const_extract_protocols.json
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/gld-avro-swift.build/Debug/gld-avrogen-swift.build/Objects-normal/arm64/gld-avrogen-swift-OutputFileMap.json (in target 'gld-avrogen-swift' from project 'gld-avro-swift')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/gld-avro-swift.build/Debug/gld-avrogen-swift.build/Objects-normal/arm64/gld-avrogen-swift-OutputFileMap.json
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/gld-avro-swift.build/Debug/encode-record.build/Objects-normal/arm64/encode-record.SwiftFileList (in target 'encode-record' from project 'gld-avro-swift')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/gld-avro-swift.build/Debug/encode-record.build/Objects-normal/arm64/encode-record.SwiftFileList
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/gld-avro-swift.build/Debug/encode-record.build/Objects-normal/arm64/encode-record.LinkFileList (in target 'encode-record' from project 'gld-avro-swift')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/gld-avro-swift.build/Debug/encode-record.build/Objects-normal/arm64/encode-record.LinkFileList
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/gld-avro-swift.build/Debug/encode-record.build/Objects-normal/arm64/encode-record-OutputFileMap.json (in target 'encode-record' from project 'gld-avro-swift')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/gld-avro-swift.build/Debug/encode-record.build/Objects-normal/arm64/encode-record-OutputFileMap.json
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/gld-avro-swift.build/Debug/avro-bench.build/avro-bench.DependencyStaticMetadataFileList (in target 'avro-bench' from project 'gld-avro-swift')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/gld-avro-swift.build/Debug/avro-bench.build/avro-bench.DependencyStaticMetadataFileList
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/gld-avro-swift.build/Debug/avro-bench.build/avro-bench.DependencyMetadataFileList (in target 'avro-bench' from project 'gld-avro-swift')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/gld-avro-swift.build/Debug/avro-bench.build/avro-bench.DependencyMetadataFileList
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/gld-avro-swift.build/Debug/avro-bench.build/Objects-normal/arm64/avro-bench.SwiftFileList (in target 'avro-bench' from project 'gld-avro-swift')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/gld-avro-swift.build/Debug/avro-bench.build/Objects-normal/arm64/avro-bench.SwiftFileList
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/gld-avro-swift.build/Debug/avro-bench.build/Objects-normal/arm64/avro-bench-OutputFileMap.json (in target 'avro-bench' from project 'gld-avro-swift')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/gld-avro-swift.build/Debug/avro-bench.build/Objects-normal/arm64/avro-bench-OutputFileMap.json
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/gld-avro-swift.build/Debug/avro-bench.build/Objects-normal/arm64/avro-bench_const_extract_protocols.json (in target 'avro-bench' from project 'gld-avro-swift')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/gld-avro-swift.build/Debug/avro-bench.build/Objects-normal/arm64/avro-bench_const_extract_protocols.json
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/gld-avro-swift.build/Debug/avro-bench.build/Objects-normal/arm64/avro-bench.LinkFileList (in target 'avro-bench' from project 'gld-avro-swift')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/gld-avro-swift.build/Debug/avro-bench.build/Objects-normal/arm64/avro-bench.LinkFileList
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/gld-avro-swift.build/Debug/Avro.build/Objects-normal/arm64/Avro_const_extract_protocols.json (in target 'Avro' from project 'gld-avro-swift')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/gld-avro-swift.build/Debug/Avro.build/Objects-normal/arm64/Avro_const_extract_protocols.json
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/gld-avro-swift.build/Debug/Avro.build/Objects-normal/arm64/Avro.SwiftFileList (in target 'Avro' from project 'gld-avro-swift')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/gld-avro-swift.build/Debug/Avro.build/Objects-normal/arm64/Avro.SwiftFileList
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/gld-avro-swift.build/Debug/Avro.build/Objects-normal/arm64/Avro.SwiftConstValuesFileList (in target 'Avro' from project 'gld-avro-swift')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/gld-avro-swift.build/Debug/Avro.build/Objects-normal/arm64/Avro.SwiftConstValuesFileList
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/gld-avro-swift.build/Debug/Avro.build/Objects-normal/arm64/Avro.LinkFileList (in target 'Avro' from project 'gld-avro-swift')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/gld-avro-swift.build/Debug/Avro.build/Objects-normal/arm64/Avro.LinkFileList
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/gld-avro-swift.build/Debug/Avro.build/Objects-normal/arm64/Avro-OutputFileMap.json (in target 'Avro' from project 'gld-avro-swift')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/gld-avro-swift.build/Debug/Avro.build/Objects-normal/arm64/Avro-OutputFileMap.json
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/gld-avro-swift.build/Debug/Avro.build/Avro.modulemap (in target 'Avro' from project 'gld-avro-swift')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/gld-avro-swift.build/Debug/Avro.build/Avro.modulemap
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/gld-avro-swift.build/Debug/Avro.build/Avro.DependencyStaticMetadataFileList (in target 'Avro' from project 'gld-avro-swift')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/gld-avro-swift.build/Debug/Avro.build/Avro.DependencyStaticMetadataFileList
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/gld-avro-swift.build/Debug/Avro.build/Avro.DependencyMetadataFileList (in target 'Avro' from project 'gld-avro-swift')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/gld-avro-swift.build/Debug/Avro.build/Avro.DependencyMetadataFileList
Copy /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/GeneratedModuleMaps/Avro.modulemap /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/gld-avro-swift.build/Debug/Avro.build/Avro.modulemap (in target 'Avro' from project 'gld-avro-swift')
    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/gld-avro-swift.build/Debug/Avro.build/Avro.modulemap /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/GeneratedModuleMaps
SwiftDriver Avro normal arm64 com.apple.xcode.tools.swift.compiler (in target 'Avro' from project 'gld-avro-swift')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    builtin-SwiftDriver -- /Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/swiftc -module-name Avro -Onone -enforce-exclusivity\=checked @/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/gld-avro-swift.build/Debug/Avro.build/Objects-normal/arm64/Avro.SwiftFileList -DSWIFT_PACKAGE -DDEBUG -stats-output-dir .stats -plugin-path /Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift/host/plugins/testing -enable-experimental-feature DebugDescriptionMacro -sdk /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX15.4.sdk -target arm64-apple-macos10.13 -g -module-cache-path /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex -Xfrontend -serialize-debugging-options -profile-coverage-mapping -profile-generate -enable-testing -index-store-path /Users/admin/builder/spi-builder-workspace/.derivedData/Index.noindex/DataStore -swift-version 6 -I /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug -I /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/MacOSX.platform/Developer/usr/lib -F /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug -F /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/MacOSX.platform/Developer/Library/Frameworks -c -j10 -enable-batch-mode -incremental -Xcc -ivfsstatcache -Xcc /Users/admin/builder/spi-builder-workspace/.derivedData/SDKStatCaches.noindex/macosx15.4-24E241-8287b8f5db97e746a1562fbca0c9d29b.sdkstatcache -output-file-map /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/gld-avro-swift.build/Debug/Avro.build/Objects-normal/arm64/Avro-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/gld-avro-swift.build/Debug/Avro.build/Objects-normal/arm64/Avro.swiftmodule -validate-clang-modules-once -clang-build-session-file /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/Session.modulevalidation -package-name spi_builder_workspace -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/gld-avro-swift.build/Debug/Avro.build/swift-overrides.hmap -emit-const-values -Xfrontend -const-gather-protocols-file -Xfrontend /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/gld-avro-swift.build/Debug/Avro.build/Objects-normal/arm64/Avro_const_extract_protocols.json -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug/include -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/gld-avro-swift.build/Debug/Avro.build/DerivedSources-normal/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/gld-avro-swift.build/Debug/Avro.build/DerivedSources/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/gld-avro-swift.build/Debug/Avro.build/DerivedSources -Xcc -DSWIFT_PACKAGE -Xcc -DDEBUG\=1 -emit-objc-header -emit-objc-header-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/gld-avro-swift.build/Debug/Avro.build/Objects-normal/arm64/Avro-Swift.h -working-directory /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode -experimental-emit-module-separately -disable-cmo
SwiftCompile normal arm64 Compiling\ JSON.swift,\ JSONCodec.swift /Users/admin/builder/spi-builder-workspace/src/Avro/JSON.swift /Users/admin/builder/spi-builder-workspace/src/Avro/JSONCodec.swift (in target 'Avro' from project 'gld-avro-swift')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/src/Avro/JSON.swift (in target 'Avro' from project 'gld-avro-swift')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/src/Avro/JSONCodec.swift (in target 'Avro' from project 'gld-avro-swift')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

SwiftCompile normal arm64 Compiling\ Generic.swift,\ IDL.swift /Users/admin/builder/spi-builder-workspace/src/Avro/Generic.swift /Users/admin/builder/spi-builder-workspace/src/Avro/IDL.swift (in target 'Avro' from project 'gld-avro-swift')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/src/Avro/Generic.swift (in target 'Avro' from project 'gld-avro-swift')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/src/Avro/IDL.swift (in target 'Avro' from project 'gld-avro-swift')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

SwiftCompile normal arm64 Compiling\ Deflate.swift,\ Error.swift /Users/admin/builder/spi-builder-workspace/src/Avro/Deflate.swift /Users/admin/builder/spi-builder-workspace/src/Avro/Error.swift (in target 'Avro' from project 'gld-avro-swift')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/src/Avro/Deflate.swift (in target 'Avro' from project 'gld-avro-swift')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/src/Avro/Error.swift (in target 'Avro' from project 'gld-avro-swift')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

SwiftCompile normal arm64 Compiling\ Facade.swift,\ Fingerprint.swift /Users/admin/builder/spi-builder-workspace/src/Avro/Facade.swift /Users/admin/builder/spi-builder-workspace/src/Avro/Fingerprint.swift (in target 'Avro' from project 'gld-avro-swift')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/src/Avro/Facade.swift (in target 'Avro' from project 'gld-avro-swift')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/src/Avro/Fingerprint.swift (in target 'Avro' from project 'gld-avro-swift')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

SwiftCompile normal arm64 Compiling\ Resolve.swift /Users/admin/builder/spi-builder-workspace/src/Avro/Resolve.swift (in target 'Avro' from project 'gld-avro-swift')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/src/Avro/Resolve.swift (in target 'Avro' from project 'gld-avro-swift')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

SwiftCompile normal arm64 Compiling\ SOE.swift /Users/admin/builder/spi-builder-workspace/src/Avro/SOE.swift (in target 'Avro' from project 'gld-avro-swift')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/src/Avro/SOE.swift (in target 'Avro' from project 'gld-avro-swift')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

SwiftCompile normal arm64 Compiling\ Logical.swift,\ OCF.swift /Users/admin/builder/spi-builder-workspace/src/Avro/Logical.swift /Users/admin/builder/spi-builder-workspace/src/Avro/OCF.swift (in target 'Avro' from project 'gld-avro-swift')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/src/Avro/Logical.swift (in target 'Avro' from project 'gld-avro-swift')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/src/Avro/OCF.swift (in target 'Avro' from project 'gld-avro-swift')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

SwiftCompile normal arm64 Compiling\ Schema.swift /Users/admin/builder/spi-builder-workspace/src/Avro/Schema.swift (in target 'Avro' from project 'gld-avro-swift')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/src/Avro/Schema.swift (in target 'Avro' from project 'gld-avro-swift')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

SwiftCompile normal arm64 Compiling\ Canonical.swift,\ Codegen.swift /Users/admin/builder/spi-builder-workspace/src/Avro/Canonical.swift /Users/admin/builder/spi-builder-workspace/src/Avro/Codegen.swift (in target 'Avro' from project 'gld-avro-swift')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/src/Avro/Canonical.swift (in target 'Avro' from project 'gld-avro-swift')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/src/Avro/Codegen.swift (in target 'Avro' from project 'gld-avro-swift')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

SwiftCompile normal arm64 Compiling\ Wire.swift /Users/admin/builder/spi-builder-workspace/src/Avro/Wire.swift (in target 'Avro' from project 'gld-avro-swift')
Failed frontend command:
/Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/swift-frontend -frontend -c /Users/admin/builder/spi-builder-workspace/src/Avro/Canonical.swift /Users/admin/builder/spi-builder-workspace/src/Avro/Codegen.swift /Users/admin/builder/spi-builder-workspace/src/Avro/Deflate.swift /Users/admin/builder/spi-builder-workspace/src/Avro/Error.swift /Users/admin/builder/spi-builder-workspace/src/Avro/Facade.swift /Users/admin/builder/spi-builder-workspace/src/Avro/Fingerprint.swift /Users/admin/builder/spi-builder-workspace/src/Avro/Generic.swift /Users/admin/builder/spi-builder-workspace/src/Avro/IDL.swift /Users/admin/builder/spi-builder-workspace/src/Avro/JSON.swift /Users/admin/builder/spi-builder-workspace/src/Avro/JSONCodec.swift /Users/admin/builder/spi-builder-workspace/src/Avro/Logical.swift /Users/admin/builder/spi-builder-workspace/src/Avro/OCF.swift /Users/admin/builder/spi-builder-workspace/src/Avro/Resolve.swift /Users/admin/builder/spi-builder-workspace/src/Avro/SOE.swift /Users/admin/builder/spi-builder-workspace/src/Avro/Schema.swift -primary-file /Users/admin/builder/spi-builder-workspace/src/Avro/Wire.swift -emit-dependencies-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/gld-avro-swift.build/Debug/Avro.build/Objects-normal/arm64/Wire.d -emit-const-values-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/gld-avro-swift.build/Debug/Avro.build/Objects-normal/arm64/Wire.swiftconstvalues -emit-reference-dependencies-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/gld-avro-swift.build/Debug/Avro.build/Objects-normal/arm64/Wire.swiftdeps -serialize-diagnostics-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/gld-avro-swift.build/Debug/Avro.build/Objects-normal/arm64/Wire.dia -target arm64-apple-macos10.13 -Xllvm -aarch64-use-tbi -enable-objc-interop -sdk /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX15.4.sdk -I /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug -I /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/MacOSX.platform/Developer/usr/lib -F /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug -F /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/MacOSX.platform/Developer/Library/Frameworks -no-color-diagnostics -enable-testing -g -debug-info-format\=dwarf -dwarf-version\=4 -module-cache-path /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex -profile-generate -profile-coverage-mapping -swift-version 6 -enforce-exclusivity\=checked -stats-output-dir /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode/.stats -Onone -D SWIFT_PACKAGE -D DEBUG -serialize-debugging-options -const-gather-protocols-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/gld-avro-swift.build/Debug/Avro.build/Objects-normal/arm64/Avro_const_extract_protocols.json -enable-experimental-feature DebugDescriptionMacro -empty-abi-descriptor -plugin-path /Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift/host/plugins/testing -validate-clang-modules-once -clang-build-session-file /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/Session.modulevalidation -Xcc -working-directory -Xcc /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode -resource-dir /Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift -enable-anonymous-context-mangled-names -file-compilation-dir /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode -Xcc -ivfsstatcache -Xcc /Users/admin/builder/spi-builder-workspace/.derivedData/SDKStatCaches.noindex/macosx15.4-24E241-8287b8f5db97e746a1562fbca0c9d29b.sdkstatcache -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/gld-avro-swift.build/Debug/Avro.build/swift-overrides.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/gld-avro-swift.build/Debug/Avro.build/DerivedSources-normal/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/gld-avro-swift.build/Debug/Avro.build/DerivedSources/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/gld-avro-swift.build/Debug/Avro.build/DerivedSources -Xcc -DSWIFT_PACKAGE -Xcc -DDEBUG\=1 -module-name Avro -package-name spi_builder_workspace -frontend-parseable-output -disable-clang-spi -target-sdk-version 15.4 -target-sdk-name macosx15.4 -external-plugin-path /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/MacOSX.platform/Developer/usr/lib/swift/host/plugins\#/Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/MacOSX.platform/Developer/usr/bin/swift-plugin-server -external-plugin-path /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/MacOSX.platform/Developer/usr/local/lib/swift/host/plugins\#/Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/MacOSX.platform/Developer/usr/bin/swift-plugin-server -in-process-plugin-server-path /Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift/host/libSwiftInProcPluginServer.dylib -plugin-path /Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift/host/plugins -plugin-path /Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/local/lib/swift/host/plugins -o /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/gld-avro-swift.build/Debug/Avro.build/Objects-normal/arm64/Wire.o -index-unit-output-path /gld-avro-swift.build/Debug/Avro.build/Objects-normal/arm64/Wire.o -index-store-path /Users/admin/builder/spi-builder-workspace/.derivedData/Index.noindex/DataStore -index-system-modules
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/src/Avro/Wire.swift (in target 'Avro' from project 'gld-avro-swift')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

/Users/admin/builder/spi-builder-workspace/src/Avro/Wire.swift:331:16: error: 'init(unsafeUninitializedCapacity:initializingUTF8With:)' is only available in macOS 11.0 or newer
        return String(unsafeUninitializedCapacity: count) { buffer in
               ^
/Users/admin/builder/spi-builder-workspace/src/Avro/Wire.swift:331:16: note: add 'if #available' version check
        return String(unsafeUninitializedCapacity: count) { buffer in
               ^
/Users/admin/builder/spi-builder-workspace/src/Avro/Wire.swift:321:6: note: add @available attribute to enclosing global function
func utf8String(_ bytes: ArraySlice<UInt8>) -> String? {
     ^
SwiftEmitModule normal arm64 Emitting\ module\ for\ Avro (in target 'Avro' from project 'gld-avro-swift')
SwiftDriverJobDiscovery normal arm64 Compiling Facade.swift, Fingerprint.swift (in target 'Avro' from project 'gld-avro-swift')
SwiftDriverJobDiscovery normal arm64 Compiling Logical.swift, OCF.swift (in target 'Avro' from project 'gld-avro-swift')
SwiftDriverJobDiscovery normal arm64 Compiling Schema.swift (in target 'Avro' from project 'gld-avro-swift')
SwiftDriverJobDiscovery normal arm64 Compiling SOE.swift (in target 'Avro' from project 'gld-avro-swift')
SwiftDriverJobDiscovery normal arm64 Compiling Resolve.swift (in target 'Avro' from project 'gld-avro-swift')
--- xcodebuild: WARNING: Using the first of multiple matching destinations:
{ platform:macOS, arch:arm64, id:e96c88b59a52cf18128165d4caf55e4d93ab278e, name:My Mac }
{ platform:macOS, arch:arm64, variant:Mac Catalyst, id:e96c88b59a52cf18128165d4caf55e4d93ab278e, name:My Mac }
{ platform:macOS, arch:arm64, variant:DriverKit, id:e96c88b59a52cf18128165d4caf55e4d93ab278e, name:My Mac }
{ platform:macOS, arch:arm64, variant:Designed for [iPad,iPhone], id:e96c88b59a52cf18128165d4caf55e4d93ab278e, name:My Mac }
** BUILD FAILED **
The following build commands failed:
	SwiftCompile normal arm64 Compiling\ Wire.swift /Users/admin/builder/spi-builder-workspace/src/Avro/Wire.swift (in target 'Avro' from project 'gld-avro-swift')
	SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/src/Avro/Wire.swift (in target 'Avro' from project 'gld-avro-swift')
	Building workspace spi-builder-workspace with scheme gld-avro-swift-Package
(3 failures)
Command line invocation:
    /Applications/Xcode-16.3.0.app/Contents/Developer/usr/bin/xcodebuild -IDEClonedSourcePackagesDirPathOverride=/Users/admin/builder/spi-builder-workspace/.dependencies -resolvePackageDependencies
Resolve Package Graph
Resolved source packages:
  gld-avro-swift: /Users/admin/builder/spi-builder-workspace
resolved source packages: gld-avro-swift
{
  "dependencies" : [
  ],
  "manifest_display_name" : "gld-avro-swift",
  "name" : "gld-avro-swift",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
  ],
  "products" : [
    {
      "name" : "Avro",
      "targets" : [
        "Avro"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    },
    {
      "name" : "gld-avrogen-swift",
      "targets" : [
        "gld-avrogen-swift"
      ],
      "type" : {
        "executable" : null
      }
    },
    {
      "name" : "avro-bench",
      "targets" : [
        "avro-bench"
      ],
      "type" : {
        "executable" : null
      }
    },
    {
      "name" : "encode-record",
      "targets" : [
        "encode-record"
      ],
      "type" : {
        "executable" : null
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "gld_avrogen_swift",
      "module_type" : "SwiftTarget",
      "name" : "gld-avrogen-swift",
      "path" : "src/gld-avrogen-swift",
      "product_memberships" : [
        "gld-avrogen-swift"
      ],
      "sources" : [
        "main.swift"
      ],
      "target_dependencies" : [
        "Avro"
      ],
      "type" : "executable"
    },
    {
      "c99name" : "encode_record",
      "module_type" : "SwiftTarget",
      "name" : "encode-record",
      "path" : "examples",
      "product_memberships" : [
        "encode-record"
      ],
      "sources" : [
        "EncodeRecord.swift"
      ],
      "target_dependencies" : [
        "Avro"
      ],
      "type" : "executable"
    },
    {
      "c99name" : "avro_bench",
      "module_type" : "SwiftTarget",
      "name" : "avro-bench",
      "path" : "benches",
      "product_memberships" : [
        "avro-bench"
      ],
      "sources" : [
        "Bench.swift"
      ],
      "target_dependencies" : [
        "Avro"
      ],
      "type" : "executable"
    },
    {
      "c99name" : "AvroTests",
      "module_type" : "SwiftTarget",
      "name" : "AvroTests",
      "path" : "tests",
      "sources" : [
        "AvroTests.swift",
        "generated/A.swift",
        "generated/AvroRootUnion.swift",
        "generated/B.swift",
        "generated/LongList.swift",
        "generated/Node.swift",
        "generated/Node_payload.swift",
        "generated/ex_Color.swift",
        "generated/ex_Hash4.swift",
        "generated/ex_Inner.swift",
        "generated/ex_Kitchen.swift"
      ],
      "target_dependencies" : [
        "Avro"
      ],
      "type" : "test"
    },
    {
      "c99name" : "Avro",
      "module_type" : "SwiftTarget",
      "name" : "Avro",
      "path" : "src/Avro",
      "product_memberships" : [
        "Avro",
        "gld-avrogen-swift",
        "avro-bench",
        "encode-record"
      ],
      "sources" : [
        "Canonical.swift",
        "Codegen.swift",
        "Deflate.swift",
        "Error.swift",
        "Facade.swift",
        "Fingerprint.swift",
        "Generic.swift",
        "IDL.swift",
        "JSON.swift",
        "JSONCodec.swift",
        "Logical.swift",
        "OCF.swift",
        "Resolve.swift",
        "SOE.swift",
        "Schema.swift",
        "Wire.swift"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "6.0"
}
{
  "workspace" : {
    "name" : "spi-builder-workspace",
    "schemes" : [
      "Avro",
      "avro-bench",
      "encode-record",
      "gld-avro-swift-Package",
      "gld-avrogen-swift"
    ]
  }
}
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-16.3.0.app xcrun xcodebuild -IDEClonedSourcePackagesDirPathOverride=$PWD/.dependencies -skipMacroValidation -skipPackagePluginValidation -derivedDataPath $PWD/.derivedData build -scheme gld-avro-swift-Package -destination platform=macOS,arch=arm64
Command line invocation:
    /Applications/Xcode-16.3.0.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 gld-avro-swift-Package -destination platform=macOS,arch=arm64
Resolve Package Graph
Resolved source packages:
  gld-avro-swift: /Users/admin/builder/spi-builder-workspace
ComputePackagePrebuildTargetDependencyGraph
Prepare packages
CreateBuildRequest
SendProjectDescription
CreateBuildOperation
ComputeTargetDependencyGraph
note: Building targets in dependency order
note: Target dependency graph (5 targets)
    Target 'gld-avrogen-swift' in project 'gld-avro-swift'
        ➜ Explicit dependency on target 'Avro' in project 'gld-avro-swift'
    Target 'encode-record' in project 'gld-avro-swift'
        ➜ Explicit dependency on target 'Avro' in project 'gld-avro-swift'
    Target 'avro-bench' in project 'gld-avro-swift'
        ➜ Explicit dependency on target 'Avro' in project 'gld-avro-swift'
    Target 'Avro' in project 'gld-avro-swift'
        ➜ Explicit dependency on target 'Avro' in project 'gld-avro-swift'
    Target 'Avro' in project 'gld-avro-swift' (no dependencies)
GatherProvisioningInputs
CreateBuildDescription
ExecuteExternalTool /Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/swiftc --version
ExecuteExternalTool /Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang -v -E -dM -isysroot /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX15.4.sdk -x c -c /dev/null
ExecuteExternalTool /Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/ld -version_details
Build description signature: 22f4ec7bb0ce087d06d0b3ec663de870
Build description path: /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/XCBuildData/22f4ec7bb0ce087d06d0b3ec663de870.xcbuilddata
ClangStatCache /Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang-stat-cache /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX15.4.sdk /Users/admin/builder/spi-builder-workspace/.derivedData/SDKStatCaches.noindex/macosx15.4-24E241-8287b8f5db97e746a1562fbca0c9d29b.sdkstatcache
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    /Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang-stat-cache /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX15.4.sdk -o /Users/admin/builder/spi-builder-workspace/.derivedData/SDKStatCaches.noindex/macosx15.4-24E241-8287b8f5db97e746a1562fbca0c9d29b.sdkstatcache
SwiftDriver Avro normal arm64 com.apple.xcode.tools.swift.compiler (in target 'Avro' from project 'gld-avro-swift')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    builtin-SwiftDriver -- /Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/swiftc -module-name Avro -Onone -enforce-exclusivity\=checked @/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/gld-avro-swift.build/Debug/Avro.build/Objects-normal/arm64/Avro.SwiftFileList -DSWIFT_PACKAGE -DDEBUG -DXcode -plugin-path /Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift/host/plugins/testing -enable-experimental-feature DebugDescriptionMacro -sdk /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX15.4.sdk -target arm64-apple-macos10.13 -g -module-cache-path /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex -Xfrontend -serialize-debugging-options -profile-coverage-mapping -profile-generate -enable-testing -index-store-path /Users/admin/builder/spi-builder-workspace/.derivedData/Index.noindex/DataStore -swift-version 6 -I /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug -I /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/MacOSX.platform/Developer/usr/lib -F /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug -F /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/MacOSX.platform/Developer/Library/Frameworks -c -j10 -enable-batch-mode -incremental -Xcc -ivfsstatcache -Xcc /Users/admin/builder/spi-builder-workspace/.derivedData/SDKStatCaches.noindex/macosx15.4-24E241-8287b8f5db97e746a1562fbca0c9d29b.sdkstatcache -output-file-map /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/gld-avro-swift.build/Debug/Avro.build/Objects-normal/arm64/Avro-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/gld-avro-swift.build/Debug/Avro.build/Objects-normal/arm64/Avro.swiftmodule -validate-clang-modules-once -clang-build-session-file /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/Session.modulevalidation -package-name spi_builder_workspace -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/gld-avro-swift.build/Debug/Avro.build/swift-overrides.hmap -emit-const-values -Xfrontend -const-gather-protocols-file -Xfrontend /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/gld-avro-swift.build/Debug/Avro.build/Objects-normal/arm64/Avro_const_extract_protocols.json -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug/include -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/gld-avro-swift.build/Debug/Avro.build/DerivedSources-normal/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/gld-avro-swift.build/Debug/Avro.build/DerivedSources/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/gld-avro-swift.build/Debug/Avro.build/DerivedSources -Xcc -DSWIFT_PACKAGE -Xcc -DDEBUG\=1 -emit-objc-header -emit-objc-header-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/gld-avro-swift.build/Debug/Avro.build/Objects-normal/arm64/Avro-Swift.h -working-directory /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode -experimental-emit-module-separately -disable-cmo
SwiftCompile normal arm64 Compiling\ Facade.swift,\ Fingerprint.swift /Users/admin/builder/spi-builder-workspace/src/Avro/Facade.swift /Users/admin/builder/spi-builder-workspace/src/Avro/Fingerprint.swift (in target 'Avro' from project 'gld-avro-swift')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/src/Avro/Facade.swift (in target 'Avro' from project 'gld-avro-swift')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/src/Avro/Fingerprint.swift (in target 'Avro' from project 'gld-avro-swift')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

SwiftCompile normal arm64 Compiling\ Resolve.swift /Users/admin/builder/spi-builder-workspace/src/Avro/Resolve.swift (in target 'Avro' from project 'gld-avro-swift')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/src/Avro/Resolve.swift (in target 'Avro' from project 'gld-avro-swift')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

SwiftCompile normal arm64 Compiling\ Logical.swift,\ OCF.swift /Users/admin/builder/spi-builder-workspace/src/Avro/Logical.swift /Users/admin/builder/spi-builder-workspace/src/Avro/OCF.swift (in target 'Avro' from project 'gld-avro-swift')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/src/Avro/Logical.swift (in target 'Avro' from project 'gld-avro-swift')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/src/Avro/OCF.swift (in target 'Avro' from project 'gld-avro-swift')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

SwiftCompile normal arm64 Compiling\ JSON.swift,\ JSONCodec.swift /Users/admin/builder/spi-builder-workspace/src/Avro/JSON.swift /Users/admin/builder/spi-builder-workspace/src/Avro/JSONCodec.swift (in target 'Avro' from project 'gld-avro-swift')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/src/Avro/JSON.swift (in target 'Avro' from project 'gld-avro-swift')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/src/Avro/JSONCodec.swift (in target 'Avro' from project 'gld-avro-swift')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

SwiftCompile normal arm64 Compiling\ SOE.swift /Users/admin/builder/spi-builder-workspace/src/Avro/SOE.swift (in target 'Avro' from project 'gld-avro-swift')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/src/Avro/SOE.swift (in target 'Avro' from project 'gld-avro-swift')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

SwiftCompile normal arm64 Compiling\ Canonical.swift,\ Codegen.swift /Users/admin/builder/spi-builder-workspace/src/Avro/Canonical.swift /Users/admin/builder/spi-builder-workspace/src/Avro/Codegen.swift (in target 'Avro' from project 'gld-avro-swift')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/src/Avro/Canonical.swift (in target 'Avro' from project 'gld-avro-swift')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/src/Avro/Codegen.swift (in target 'Avro' from project 'gld-avro-swift')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

SwiftCompile normal arm64 Compiling\ Schema.swift /Users/admin/builder/spi-builder-workspace/src/Avro/Schema.swift (in target 'Avro' from project 'gld-avro-swift')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/src/Avro/Schema.swift (in target 'Avro' from project 'gld-avro-swift')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

SwiftCompile normal arm64 Compiling\ Deflate.swift,\ Error.swift /Users/admin/builder/spi-builder-workspace/src/Avro/Deflate.swift /Users/admin/builder/spi-builder-workspace/src/Avro/Error.swift (in target 'Avro' from project 'gld-avro-swift')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/src/Avro/Deflate.swift (in target 'Avro' from project 'gld-avro-swift')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/src/Avro/Error.swift (in target 'Avro' from project 'gld-avro-swift')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

SwiftCompile normal arm64 Compiling\ Wire.swift /Users/admin/builder/spi-builder-workspace/src/Avro/Wire.swift (in target 'Avro' from project 'gld-avro-swift')
Failed frontend command:
/Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/swift-frontend -frontend -c /Users/admin/builder/spi-builder-workspace/src/Avro/Canonical.swift /Users/admin/builder/spi-builder-workspace/src/Avro/Codegen.swift /Users/admin/builder/spi-builder-workspace/src/Avro/Deflate.swift /Users/admin/builder/spi-builder-workspace/src/Avro/Error.swift /Users/admin/builder/spi-builder-workspace/src/Avro/Facade.swift /Users/admin/builder/spi-builder-workspace/src/Avro/Fingerprint.swift /Users/admin/builder/spi-builder-workspace/src/Avro/Generic.swift /Users/admin/builder/spi-builder-workspace/src/Avro/IDL.swift /Users/admin/builder/spi-builder-workspace/src/Avro/JSON.swift /Users/admin/builder/spi-builder-workspace/src/Avro/JSONCodec.swift /Users/admin/builder/spi-builder-workspace/src/Avro/Logical.swift /Users/admin/builder/spi-builder-workspace/src/Avro/OCF.swift /Users/admin/builder/spi-builder-workspace/src/Avro/Resolve.swift /Users/admin/builder/spi-builder-workspace/src/Avro/SOE.swift /Users/admin/builder/spi-builder-workspace/src/Avro/Schema.swift -primary-file /Users/admin/builder/spi-builder-workspace/src/Avro/Wire.swift -emit-dependencies-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/gld-avro-swift.build/Debug/Avro.build/Objects-normal/arm64/Wire.d -emit-const-values-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/gld-avro-swift.build/Debug/Avro.build/Objects-normal/arm64/Wire.swiftconstvalues -emit-reference-dependencies-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/gld-avro-swift.build/Debug/Avro.build/Objects-normal/arm64/Wire.swiftdeps -serialize-diagnostics-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/gld-avro-swift.build/Debug/Avro.build/Objects-normal/arm64/Wire.dia -target arm64-apple-macos10.13 -Xllvm -aarch64-use-tbi -enable-objc-interop -sdk /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX15.4.sdk -I /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug -I /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/MacOSX.platform/Developer/usr/lib -F /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug -F /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/MacOSX.platform/Developer/Library/Frameworks -no-color-diagnostics -enable-testing -g -debug-info-format\=dwarf -dwarf-version\=4 -module-cache-path /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex -profile-generate -profile-coverage-mapping -swift-version 6 -enforce-exclusivity\=checked -Onone -D SWIFT_PACKAGE -D DEBUG -D Xcode -serialize-debugging-options -const-gather-protocols-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/gld-avro-swift.build/Debug/Avro.build/Objects-normal/arm64/Avro_const_extract_protocols.json -enable-experimental-feature DebugDescriptionMacro -empty-abi-descriptor -plugin-path /Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift/host/plugins/testing -validate-clang-modules-once -clang-build-session-file /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/Session.modulevalidation -Xcc -working-directory -Xcc /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode -resource-dir /Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift -enable-anonymous-context-mangled-names -file-compilation-dir /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode -Xcc -ivfsstatcache -Xcc /Users/admin/builder/spi-builder-workspace/.derivedData/SDKStatCaches.noindex/macosx15.4-24E241-8287b8f5db97e746a1562fbca0c9d29b.sdkstatcache -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/gld-avro-swift.build/Debug/Avro.build/swift-overrides.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/gld-avro-swift.build/Debug/Avro.build/DerivedSources-normal/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/gld-avro-swift.build/Debug/Avro.build/DerivedSources/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/gld-avro-swift.build/Debug/Avro.build/DerivedSources -Xcc -DSWIFT_PACKAGE -Xcc -DDEBUG\=1 -module-name Avro -package-name spi_builder_workspace -frontend-parseable-output -disable-clang-spi -target-sdk-version 15.4 -target-sdk-name macosx15.4 -external-plugin-path /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/MacOSX.platform/Developer/usr/lib/swift/host/plugins\#/Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/MacOSX.platform/Developer/usr/bin/swift-plugin-server -external-plugin-path /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/MacOSX.platform/Developer/usr/local/lib/swift/host/plugins\#/Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/MacOSX.platform/Developer/usr/bin/swift-plugin-server -in-process-plugin-server-path /Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift/host/libSwiftInProcPluginServer.dylib -plugin-path /Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift/host/plugins -plugin-path /Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/local/lib/swift/host/plugins -o /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/gld-avro-swift.build/Debug/Avro.build/Objects-normal/arm64/Wire.o -index-unit-output-path /gld-avro-swift.build/Debug/Avro.build/Objects-normal/arm64/Wire.o -index-store-path /Users/admin/builder/spi-builder-workspace/.derivedData/Index.noindex/DataStore -index-system-modules
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/src/Avro/Wire.swift (in target 'Avro' from project 'gld-avro-swift')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

/Users/admin/builder/spi-builder-workspace/src/Avro/Wire.swift:331:16: error: 'init(unsafeUninitializedCapacity:initializingUTF8With:)' is only available in macOS 11.0 or newer
        return String(unsafeUninitializedCapacity: count) { buffer in
               ^
/Users/admin/builder/spi-builder-workspace/src/Avro/Wire.swift:331:16: note: add 'if #available' version check
        return String(unsafeUninitializedCapacity: count) { buffer in
               ^
/Users/admin/builder/spi-builder-workspace/src/Avro/Wire.swift:321:6: note: add @available attribute to enclosing global function
func utf8String(_ bytes: ArraySlice<UInt8>) -> String? {
     ^
SwiftCompile normal arm64 Compiling\ Generic.swift,\ IDL.swift /Users/admin/builder/spi-builder-workspace/src/Avro/Generic.swift /Users/admin/builder/spi-builder-workspace/src/Avro/IDL.swift (in target 'Avro' from project 'gld-avro-swift')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/src/Avro/Generic.swift (in target 'Avro' from project 'gld-avro-swift')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/src/Avro/IDL.swift (in target 'Avro' from project 'gld-avro-swift')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

SwiftEmitModule normal arm64 Emitting\ module\ for\ Avro (in target 'Avro' from project 'gld-avro-swift')
SwiftDriverJobDiscovery normal arm64 Compiling Facade.swift, Fingerprint.swift (in target 'Avro' from project 'gld-avro-swift')
SwiftDriverJobDiscovery normal arm64 Compiling SOE.swift (in target 'Avro' from project 'gld-avro-swift')
--- xcodebuild: WARNING: Using the first of multiple matching destinations:
{ platform:macOS, arch:arm64, id:e96c88b59a52cf18128165d4caf55e4d93ab278e, name:My Mac }
{ platform:macOS, arch:arm64, variant:Mac Catalyst, id:e96c88b59a52cf18128165d4caf55e4d93ab278e, name:My Mac }
{ platform:macOS, arch:arm64, variant:DriverKit, id:e96c88b59a52cf18128165d4caf55e4d93ab278e, name:My Mac }
{ platform:macOS, arch:arm64, variant:Designed for [iPad,iPhone], id:e96c88b59a52cf18128165d4caf55e4d93ab278e, name:My Mac }
** BUILD FAILED **
The following build commands failed:
	SwiftCompile normal arm64 Compiling\ Wire.swift /Users/admin/builder/spi-builder-workspace/src/Avro/Wire.swift (in target 'Avro' from project 'gld-avro-swift')
	SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/src/Avro/Wire.swift (in target 'Avro' from project 'gld-avro-swift')
	Building workspace spi-builder-workspace with scheme gld-avro-swift-Package
(3 failures)
BUILD FAILURE 6.1 macosXcodebuild