Swift Package Index

Build Information

Failed to build sebbu-bitstream, reference main (504043), with Swift 6.1 for macOS (Xcode) using Xcode 16.3 on 4 Apr 2026 00:30:02 UTC.

Build Command

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

Build Log

========================================
RunAll
========================================
Builder version: 4.69.2
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/MarSe32m/sebbu-bitstream.git
Reference: main
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/MarSe32m/sebbu-bitstream
 * branch            main       -> FETCH_HEAD
 * [new branch]      main       -> origin/main
HEAD is now at 5040437 Remove stray utility function
Cloned https://github.com/MarSe32m/sebbu-bitstream.git
Revision (git rev-parse @):
5040437336b0b787e29c83c7c6b9d374e8eff83a
SUCCESS checkout https://github.com/MarSe32m/sebbu-bitstream.git at main
========================================
Build
========================================
Selected platform:         macosXcodebuild
Swift version:             6.1
Building package at path:  $PWD
https://github.com/MarSe32m/sebbu-bitstream.git
https://github.com/MarSe32m/sebbu-bitstream.git
{
  "dependencies" : [
  ],
  "manifest_display_name" : "sebbu-bitstream",
  "name" : "sebbu-bitstream",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
    {
      "name" : "macos",
      "version" : "11.0"
    },
    {
      "name" : "ios",
      "version" : "13.0"
    },
    {
      "name" : "watchos",
      "version" : "10.0"
    },
    {
      "name" : "tvos",
      "version" : "12.0"
    }
  ],
  "products" : [
    {
      "name" : "SebbuBitStream",
      "targets" : [
        "SebbuBitStream"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    },
    {
      "name" : "SebbuBitStreamFoundation",
      "targets" : [
        "SebbuBitStreamFoundation"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "SebbuBitStreamTests",
      "module_type" : "SwiftTarget",
      "name" : "SebbuBitStreamTests",
      "path" : "Tests/SebbuBitStreamTests",
      "sources" : [
        "SebbuBitStreamTests.swift"
      ],
      "target_dependencies" : [
        "SebbuBitStream",
        "SebbuBitStreamFoundation"
      ],
      "type" : "test"
    },
    {
      "c99name" : "SebbuBitStreamFoundation",
      "module_type" : "SwiftTarget",
      "name" : "SebbuBitStreamFoundation",
      "path" : "Sources/SebbuBitStreamFoundation",
      "product_memberships" : [
        "SebbuBitStreamFoundation"
      ],
      "sources" : [
        "BitStream + Foundation.swift"
      ],
      "target_dependencies" : [
        "SebbuBitStream"
      ],
      "type" : "library"
    },
    {
      "c99name" : "SebbuBitStream",
      "module_type" : "SwiftTarget",
      "name" : "SebbuBitStream",
      "path" : "Sources/SebbuBitStream",
      "product_memberships" : [
        "SebbuBitStream",
        "SebbuBitStreamFoundation"
      ],
      "sources" : [
        "BitStream + Optionals.swift",
        "BitStreamCodable.swift",
        "BitStreamError.swift",
        "Compressors.swift",
        "ReadableBitStream.swift",
        "Utilities.swift",
        "WritableBitStream.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:
  sebbu-bitstream: /Users/admin/builder/spi-builder-workspace
resolved source packages: sebbu-bitstream
{
  "dependencies" : [
  ],
  "manifest_display_name" : "sebbu-bitstream",
  "name" : "sebbu-bitstream",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
    {
      "name" : "macos",
      "version" : "11.0"
    },
    {
      "name" : "ios",
      "version" : "13.0"
    },
    {
      "name" : "watchos",
      "version" : "10.0"
    },
    {
      "name" : "tvos",
      "version" : "12.0"
    }
  ],
  "products" : [
    {
      "name" : "SebbuBitStream",
      "targets" : [
        "SebbuBitStream"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    },
    {
      "name" : "SebbuBitStreamFoundation",
      "targets" : [
        "SebbuBitStreamFoundation"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "SebbuBitStreamTests",
      "module_type" : "SwiftTarget",
      "name" : "SebbuBitStreamTests",
      "path" : "Tests/SebbuBitStreamTests",
      "sources" : [
        "SebbuBitStreamTests.swift"
      ],
      "target_dependencies" : [
        "SebbuBitStream",
        "SebbuBitStreamFoundation"
      ],
      "type" : "test"
    },
    {
      "c99name" : "SebbuBitStreamFoundation",
      "module_type" : "SwiftTarget",
      "name" : "SebbuBitStreamFoundation",
      "path" : "Sources/SebbuBitStreamFoundation",
      "product_memberships" : [
        "SebbuBitStreamFoundation"
      ],
      "sources" : [
        "BitStream + Foundation.swift"
      ],
      "target_dependencies" : [
        "SebbuBitStream"
      ],
      "type" : "library"
    },
    {
      "c99name" : "SebbuBitStream",
      "module_type" : "SwiftTarget",
      "name" : "SebbuBitStream",
      "path" : "Sources/SebbuBitStream",
      "product_memberships" : [
        "SebbuBitStream",
        "SebbuBitStreamFoundation"
      ],
      "sources" : [
        "BitStream + Optionals.swift",
        "BitStreamCodable.swift",
        "BitStreamError.swift",
        "Compressors.swift",
        "ReadableBitStream.swift",
        "Utilities.swift",
        "WritableBitStream.swift"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "6.0"
}
{
  "workspace" : {
    "name" : "spi-builder-workspace",
    "schemes" : [
      "sebbu-bitstream",
      "sebbu-bitstream-Package",
      "SebbuBitStream",
      "SebbuBitStreamFoundation"
    ]
  }
}
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-16.3.0.app xcrun xcodebuild -IDEClonedSourcePackagesDirPathOverride=$PWD/.dependencies -skipMacroValidation -skipPackagePluginValidation -derivedDataPath $PWD/.derivedData build -scheme sebbu-bitstream-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 sebbu-bitstream-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:
  sebbu-bitstream: /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 'SebbuBitStreamTests' in project 'sebbu-bitstream'
        ➜ Explicit dependency on target 'SebbuBitStream' in project 'sebbu-bitstream'
        ➜ Explicit dependency on target 'SebbuBitStreamFoundation' in project 'sebbu-bitstream'
    Target 'SebbuBitStreamFoundation' in project 'sebbu-bitstream'
        ➜ Explicit dependency on target 'SebbuBitStreamFoundation' in project 'sebbu-bitstream'
        ➜ Explicit dependency on target 'SebbuBitStream' in project 'sebbu-bitstream'
    Target 'SebbuBitStreamFoundation' in project 'sebbu-bitstream'
        ➜ Explicit dependency on target 'SebbuBitStream' in project 'sebbu-bitstream'
    Target 'SebbuBitStream' in project 'sebbu-bitstream'
        ➜ Explicit dependency on target 'SebbuBitStream' in project 'sebbu-bitstream'
    Target 'SebbuBitStream' in project 'sebbu-bitstream' (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: 1ae545ad38b5fdc2c824e38cba64c41b
Build description path: /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/XCBuildData/1ae545ad38b5fdc2c824e38cba64c41b.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
CreateBuildDirectory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    builtin-create-build-directory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products
CreateBuildDirectory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    builtin-create-build-directory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex
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/sebbu-bitstream.build/Debug/SebbuBitStreamTests.build/SebbuBitStreamTests.DependencyStaticMetadataFileList (in target 'SebbuBitStreamTests' from project 'sebbu-bitstream')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/sebbu-bitstream.build/Debug/SebbuBitStreamTests.build/SebbuBitStreamTests.DependencyStaticMetadataFileList
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/sebbu-bitstream.build/Debug/SebbuBitStreamFoundation.build/SebbuBitStreamFoundation.modulemap (in target 'SebbuBitStreamFoundation' from project 'sebbu-bitstream')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/sebbu-bitstream.build/Debug/SebbuBitStreamFoundation.build/SebbuBitStreamFoundation.modulemap
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/sebbu-bitstream.build/Debug/SebbuBitStreamTests.build/SebbuBitStreamTests.DependencyMetadataFileList (in target 'SebbuBitStreamTests' from project 'sebbu-bitstream')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/sebbu-bitstream.build/Debug/SebbuBitStreamTests.build/SebbuBitStreamTests.DependencyMetadataFileList
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/sebbu-bitstream.build/Debug/SebbuBitStreamFoundation.build/SebbuBitStreamFoundation.DependencyStaticMetadataFileList (in target 'SebbuBitStreamFoundation' from project 'sebbu-bitstream')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/sebbu-bitstream.build/Debug/SebbuBitStreamFoundation.build/SebbuBitStreamFoundation.DependencyStaticMetadataFileList
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/sebbu-bitstream.build/Debug/SebbuBitStreamTests.build/empty-SebbuBitStreamTests.plist (in target 'SebbuBitStreamTests' from project 'sebbu-bitstream')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/sebbu-bitstream.build/Debug/SebbuBitStreamTests.build/empty-SebbuBitStreamTests.plist
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/sebbu-bitstream.build/Debug/SebbuBitStreamFoundation.build/SebbuBitStreamFoundation.DependencyMetadataFileList (in target 'SebbuBitStreamFoundation' from project 'sebbu-bitstream')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/sebbu-bitstream.build/Debug/SebbuBitStreamFoundation.build/SebbuBitStreamFoundation.DependencyMetadataFileList
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/sebbu-bitstream.build/Debug/SebbuBitStreamFoundation.build/Objects-normal/arm64/SebbuBitStreamFoundation_const_extract_protocols.json (in target 'SebbuBitStreamFoundation' from project 'sebbu-bitstream')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/sebbu-bitstream.build/Debug/SebbuBitStreamFoundation.build/Objects-normal/arm64/SebbuBitStreamFoundation_const_extract_protocols.json
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/sebbu-bitstream.build/Debug/SebbuBitStreamFoundation.build/Objects-normal/arm64/SebbuBitStreamFoundation.LinkFileList (in target 'SebbuBitStreamFoundation' from project 'sebbu-bitstream')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/sebbu-bitstream.build/Debug/SebbuBitStreamFoundation.build/Objects-normal/arm64/SebbuBitStreamFoundation.LinkFileList
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/sebbu-bitstream.build/Debug/SebbuBitStreamFoundation.build/Objects-normal/arm64/SebbuBitStreamFoundation.SwiftFileList (in target 'SebbuBitStreamFoundation' from project 'sebbu-bitstream')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/sebbu-bitstream.build/Debug/SebbuBitStreamFoundation.build/Objects-normal/arm64/SebbuBitStreamFoundation.SwiftFileList
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/sebbu-bitstream.build/Debug/SebbuBitStreamTests.build/Objects-normal/arm64/SebbuBitStreamTests_const_extract_protocols.json (in target 'SebbuBitStreamTests' from project 'sebbu-bitstream')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/sebbu-bitstream.build/Debug/SebbuBitStreamTests.build/Objects-normal/arm64/SebbuBitStreamTests_const_extract_protocols.json
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/sebbu-bitstream.build/Debug/SebbuBitStreamTests.build/Objects-normal/arm64/SebbuBitStreamTests.SwiftFileList (in target 'SebbuBitStreamTests' from project 'sebbu-bitstream')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/sebbu-bitstream.build/Debug/SebbuBitStreamTests.build/Objects-normal/arm64/SebbuBitStreamTests.SwiftFileList
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/sebbu-bitstream.build/Debug/SebbuBitStreamTests.build/Objects-normal/arm64/SebbuBitStreamTests.SwiftConstValuesFileList (in target 'SebbuBitStreamTests' from project 'sebbu-bitstream')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/sebbu-bitstream.build/Debug/SebbuBitStreamTests.build/Objects-normal/arm64/SebbuBitStreamTests.SwiftConstValuesFileList
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/sebbu-bitstream.build/Debug/SebbuBitStreamTests.build/Objects-normal/arm64/SebbuBitStreamTests.LinkFileList (in target 'SebbuBitStreamTests' from project 'sebbu-bitstream')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/sebbu-bitstream.build/Debug/SebbuBitStreamTests.build/Objects-normal/arm64/SebbuBitStreamTests.LinkFileList
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/sebbu-bitstream.build/Debug/SebbuBitStreamTests.build/Objects-normal/arm64/SebbuBitStreamTests-OutputFileMap.json (in target 'SebbuBitStreamTests' from project 'sebbu-bitstream')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/sebbu-bitstream.build/Debug/SebbuBitStreamTests.build/Objects-normal/arm64/SebbuBitStreamTests-OutputFileMap.json
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/sebbu-bitstream.build/Debug/SebbuBitStreamFoundation.build/Objects-normal/arm64/SebbuBitStreamFoundation.SwiftConstValuesFileList (in target 'SebbuBitStreamFoundation' from project 'sebbu-bitstream')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/sebbu-bitstream.build/Debug/SebbuBitStreamFoundation.build/Objects-normal/arm64/SebbuBitStreamFoundation.SwiftConstValuesFileList
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/sebbu-bitstream.build/Debug/SebbuBitStreamFoundation.build/Objects-normal/arm64/SebbuBitStreamFoundation-OutputFileMap.json (in target 'SebbuBitStreamFoundation' from project 'sebbu-bitstream')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/sebbu-bitstream.build/Debug/SebbuBitStreamFoundation.build/Objects-normal/arm64/SebbuBitStreamFoundation-OutputFileMap.json
Copy /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/GeneratedModuleMaps/SebbuBitStreamFoundation.modulemap /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/sebbu-bitstream.build/Debug/SebbuBitStreamFoundation.build/SebbuBitStreamFoundation.modulemap (in target 'SebbuBitStreamFoundation' from project 'sebbu-bitstream')
    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/sebbu-bitstream.build/Debug/SebbuBitStreamFoundation.build/SebbuBitStreamFoundation.modulemap /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/GeneratedModuleMaps
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/sebbu-bitstream.build/Debug/SebbuBitStream.build/SebbuBitStream.DependencyStaticMetadataFileList (in target 'SebbuBitStream' from project 'sebbu-bitstream')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/sebbu-bitstream.build/Debug/SebbuBitStream.build/SebbuBitStream.DependencyStaticMetadataFileList
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/sebbu-bitstream.build/Debug/SebbuBitStream.build/SebbuBitStream.modulemap (in target 'SebbuBitStream' from project 'sebbu-bitstream')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/sebbu-bitstream.build/Debug/SebbuBitStream.build/SebbuBitStream.modulemap
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/sebbu-bitstream.build/Debug/SebbuBitStream.build/SebbuBitStream.DependencyMetadataFileList (in target 'SebbuBitStream' from project 'sebbu-bitstream')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/sebbu-bitstream.build/Debug/SebbuBitStream.build/SebbuBitStream.DependencyMetadataFileList
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/sebbu-bitstream.build/Debug/SebbuBitStream.build/Objects-normal/arm64/SebbuBitStream_const_extract_protocols.json (in target 'SebbuBitStream' from project 'sebbu-bitstream')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/sebbu-bitstream.build/Debug/SebbuBitStream.build/Objects-normal/arm64/SebbuBitStream_const_extract_protocols.json
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/sebbu-bitstream.build/Debug/SebbuBitStream.build/Objects-normal/arm64/SebbuBitStream.SwiftFileList (in target 'SebbuBitStream' from project 'sebbu-bitstream')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/sebbu-bitstream.build/Debug/SebbuBitStream.build/Objects-normal/arm64/SebbuBitStream.SwiftFileList
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/sebbu-bitstream.build/Debug/SebbuBitStream.build/Objects-normal/arm64/SebbuBitStream.SwiftConstValuesFileList (in target 'SebbuBitStream' from project 'sebbu-bitstream')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/sebbu-bitstream.build/Debug/SebbuBitStream.build/Objects-normal/arm64/SebbuBitStream.SwiftConstValuesFileList
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/sebbu-bitstream.build/Debug/SebbuBitStream.build/Objects-normal/arm64/SebbuBitStream.LinkFileList (in target 'SebbuBitStream' from project 'sebbu-bitstream')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/sebbu-bitstream.build/Debug/SebbuBitStream.build/Objects-normal/arm64/SebbuBitStream.LinkFileList
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/sebbu-bitstream.build/Debug/SebbuBitStream.build/Objects-normal/arm64/SebbuBitStream-OutputFileMap.json (in target 'SebbuBitStream' from project 'sebbu-bitstream')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/sebbu-bitstream.build/Debug/SebbuBitStream.build/Objects-normal/arm64/SebbuBitStream-OutputFileMap.json
MkDir /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug/SebbuBitStreamTests.xctest/Contents (in target 'SebbuBitStreamTests' from project 'sebbu-bitstream')
    cd /Users/admin/builder/spi-builder-workspace
    /bin/mkdir -p /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug/SebbuBitStreamTests.xctest/Contents
MkDir /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug/SebbuBitStreamTests.xctest/Contents/MacOS (in target 'SebbuBitStreamTests' from project 'sebbu-bitstream')
    cd /Users/admin/builder/spi-builder-workspace
    /bin/mkdir -p /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug/SebbuBitStreamTests.xctest/Contents/MacOS
Copy /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/GeneratedModuleMaps/SebbuBitStream.modulemap /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/sebbu-bitstream.build/Debug/SebbuBitStream.build/SebbuBitStream.modulemap (in target 'SebbuBitStream' from project 'sebbu-bitstream')
    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/sebbu-bitstream.build/Debug/SebbuBitStream.build/SebbuBitStream.modulemap /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/GeneratedModuleMaps
MkDir /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug/SebbuBitStreamTests.xctest (in target 'SebbuBitStreamTests' from project 'sebbu-bitstream')
    cd /Users/admin/builder/spi-builder-workspace
    /bin/mkdir -p /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug/SebbuBitStreamTests.xctest
SwiftDriver SebbuBitStream normal arm64 com.apple.xcode.tools.swift.compiler (in target 'SebbuBitStream' from project 'sebbu-bitstream')
    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 SebbuBitStream -Onone -enforce-exclusivity\=checked @/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/sebbu-bitstream.build/Debug/SebbuBitStream.build/Objects-normal/arm64/SebbuBitStream.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-macos11.0 -g -module-cache-path /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex -Xfrontend -serialize-debugging-options -profile-coverage-mapping -profile-generate -enable-testing -index-store-path /Users/admin/builder/spi-builder-workspace/.derivedData/Index.noindex/DataStore -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/sebbu-bitstream.build/Debug/SebbuBitStream.build/Objects-normal/arm64/SebbuBitStream-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/sebbu-bitstream.build/Debug/SebbuBitStream.build/Objects-normal/arm64/SebbuBitStream.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/sebbu-bitstream.build/Debug/SebbuBitStream.build/swift-overrides.hmap -emit-const-values -Xfrontend -const-gather-protocols-file -Xfrontend /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/sebbu-bitstream.build/Debug/SebbuBitStream.build/Objects-normal/arm64/SebbuBitStream_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/sebbu-bitstream.build/Debug/SebbuBitStream.build/DerivedSources-normal/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/sebbu-bitstream.build/Debug/SebbuBitStream.build/DerivedSources/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/sebbu-bitstream.build/Debug/SebbuBitStream.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/sebbu-bitstream.build/Debug/SebbuBitStream.build/Objects-normal/arm64/SebbuBitStream-Swift.h -working-directory /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode -experimental-emit-module-separately -disable-cmo
SwiftEmitModule normal arm64 Emitting\ module\ for\ SebbuBitStream (in target 'SebbuBitStream' from project 'sebbu-bitstream')
EmitSwiftModule normal arm64 (in target 'SebbuBitStream' from project 'sebbu-bitstream')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

/Users/admin/builder/spi-builder-workspace/Sources/SebbuBitStream/WritableBitStream.swift:67:6: error: unknown option 'always' for attribute 'inline'
    @inline(always)
     ^
/Users/admin/builder/spi-builder-workspace/Sources/SebbuBitStream/WritableBitStream.swift:161:6: error: unknown option 'always' for attribute 'inline'
    @inline(always)
     ^
/Users/admin/builder/spi-builder-workspace/Sources/SebbuBitStream/WritableBitStream.swift:188:6: error: unknown option 'always' for attribute 'inline'
    @inline(always)
     ^
/Users/admin/builder/spi-builder-workspace/Sources/SebbuBitStream/WritableBitStream.swift:215:6: error: unknown option 'always' for attribute 'inline'
    @inline(always)
     ^
/Users/admin/builder/spi-builder-workspace/Sources/SebbuBitStream/WritableBitStream.swift:296:6: error: unknown option 'always' for attribute 'inline'
    @inline(always)
     ^
/Users/admin/builder/spi-builder-workspace/Sources/SebbuBitStream/ReadableBitStream.swift:268:73: error: cannot find type 'OutputSpan' in scope
    public mutating func readBytes(maxCount: Int = 1 << 29, into: inout OutputSpan<UInt8>) throws(BitStreamError) {
                                                                        ^~~~~~~~~~
/Users/admin/builder/spi-builder-workspace/Sources/SebbuBitStream/ReadableBitStream.swift:254:36: error: incorrect argument label in call (have 'capacity:_:', expected 'unsafeUninitializedCapacity:initializingWith:')
        let result: [UInt8] = .init(capacity: length) { span in
                                   ^~~~~~~~~
                                    unsafeUninitializedCapacity
/Users/admin/builder/spi-builder-workspace/Sources/SebbuBitStream/ReadableBitStream.swift:254:57: error: contextual closure type '(inout UnsafeMutableBufferPointer<UInt8>, inout Int) throws -> Void' expects 2 arguments, but 1 was used in closure body
        let result: [UInt8] = .init(capacity: length) { span in
                                                        ^
                                                            ,<#arg#>
/Users/admin/builder/spi-builder-workspace/Sources/SebbuBitStream/ReadableBitStream.swift:256:22: error: value of type 'UnsafeMutableBufferPointer<UInt8>' has no member 'append'
                span.append(bytes[i])
                ~~~~ ^~~~~~
Failed frontend command:
/Applications/Xcode-16.3.0.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/SebbuBitStream/BitStream\ +\ Optionals.swift /Users/admin/builder/spi-builder-workspace/Sources/SebbuBitStream/BitStreamCodable.swift /Users/admin/builder/spi-builder-workspace/Sources/SebbuBitStream/BitStreamError.swift /Users/admin/builder/spi-builder-workspace/Sources/SebbuBitStream/Compressors.swift /Users/admin/builder/spi-builder-workspace/Sources/SebbuBitStream/ReadableBitStream.swift /Users/admin/builder/spi-builder-workspace/Sources/SebbuBitStream/Utilities.swift /Users/admin/builder/spi-builder-workspace/Sources/SebbuBitStream/WritableBitStream.swift -target arm64-apple-macos11.0 -Xllvm -aarch64-use-tbi -enable-objc-interop -stack-check -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/sebbu-bitstream.build/Debug/SebbuBitStream.build/Objects-normal/arm64/SebbuBitStream_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/sebbu-bitstream.build/Debug/SebbuBitStream.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/sebbu-bitstream.build/Debug/SebbuBitStream.build/DerivedSources-normal/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/sebbu-bitstream.build/Debug/SebbuBitStream.build/DerivedSources/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/sebbu-bitstream.build/Debug/SebbuBitStream.build/DerivedSources -Xcc -DSWIFT_PACKAGE -Xcc -DDEBUG\=1 -module-name SebbuBitStream -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 -emit-module-doc-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/sebbu-bitstream.build/Debug/SebbuBitStream.build/Objects-normal/arm64/SebbuBitStream.swiftdoc -emit-module-source-info-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/sebbu-bitstream.build/Debug/SebbuBitStream.build/Objects-normal/arm64/SebbuBitStream.swiftsourceinfo -emit-objc-header-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/sebbu-bitstream.build/Debug/SebbuBitStream.build/Objects-normal/arm64/SebbuBitStream-Swift.h -serialize-diagnostics-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/sebbu-bitstream.build/Debug/SebbuBitStream.build/Objects-normal/arm64/SebbuBitStream-master-emit-module.dia -emit-dependencies-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/sebbu-bitstream.build/Debug/SebbuBitStream.build/Objects-normal/arm64/SebbuBitStream-master-emit-module.d -o /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/sebbu-bitstream.build/Debug/SebbuBitStream.build/Objects-normal/arm64/SebbuBitStream.swiftmodule -emit-abi-descriptor-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/sebbu-bitstream.build/Debug/SebbuBitStream.build/Objects-normal/arm64/SebbuBitStream.abi.json
SwiftCompile normal arm64 Compiling\ BitStreamCodable.swift /Users/admin/builder/spi-builder-workspace/Sources/SebbuBitStream/BitStreamCodable.swift (in target 'SebbuBitStream' from project 'sebbu-bitstream')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/SebbuBitStream/BitStreamCodable.swift (in target 'SebbuBitStream' from project 'sebbu-bitstream')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

SwiftCompile normal arm64 Compiling\ WritableBitStream.swift /Users/admin/builder/spi-builder-workspace/Sources/SebbuBitStream/WritableBitStream.swift (in target 'SebbuBitStream' from project 'sebbu-bitstream')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/SebbuBitStream/WritableBitStream.swift (in target 'SebbuBitStream' from project 'sebbu-bitstream')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

SwiftCompile normal arm64 Compiling\ ReadableBitStream.swift /Users/admin/builder/spi-builder-workspace/Sources/SebbuBitStream/ReadableBitStream.swift (in target 'SebbuBitStream' from project 'sebbu-bitstream')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/SebbuBitStream/ReadableBitStream.swift (in target 'SebbuBitStream' from project 'sebbu-bitstream')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

SwiftCompile normal arm64 Compiling\ Utilities.swift /Users/admin/builder/spi-builder-workspace/Sources/SebbuBitStream/Utilities.swift (in target 'SebbuBitStream' from project 'sebbu-bitstream')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/SebbuBitStream/Utilities.swift (in target 'SebbuBitStream' from project 'sebbu-bitstream')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

SwiftCompile normal arm64 Compiling\ Compressors.swift /Users/admin/builder/spi-builder-workspace/Sources/SebbuBitStream/Compressors.swift (in target 'SebbuBitStream' from project 'sebbu-bitstream')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/SebbuBitStream/Compressors.swift (in target 'SebbuBitStream' from project 'sebbu-bitstream')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

SwiftCompile normal arm64 Compiling\ BitStream\ +\ Optionals.swift /Users/admin/builder/spi-builder-workspace/Sources/SebbuBitStream/BitStream\ +\ Optionals.swift (in target 'SebbuBitStream' from project 'sebbu-bitstream')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/SebbuBitStream/BitStream\ +\ Optionals.swift (in target 'SebbuBitStream' from project 'sebbu-bitstream')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

SwiftCompile normal arm64 Compiling\ BitStreamError.swift /Users/admin/builder/spi-builder-workspace/Sources/SebbuBitStream/BitStreamError.swift (in target 'SebbuBitStream' from project 'sebbu-bitstream')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/SebbuBitStream/BitStreamError.swift (in target 'SebbuBitStream' from project 'sebbu-bitstream')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

--- xcodebuild: WARNING: Using the first of multiple matching destinations:
{ platform:macOS, arch:arm64, id:adbb4e28ff3eb099955e5028de60dc7e6faf3aa2, name:My Mac }
{ platform:macOS, arch:arm64, variant:Mac Catalyst, id:adbb4e28ff3eb099955e5028de60dc7e6faf3aa2, name:My Mac }
{ platform:macOS, arch:arm64, variant:DriverKit, id:adbb4e28ff3eb099955e5028de60dc7e6faf3aa2, name:My Mac }
{ platform:macOS, arch:arm64, variant:Designed for [iPad,iPhone], id:adbb4e28ff3eb099955e5028de60dc7e6faf3aa2, name:My Mac }
** BUILD FAILED **
The following build commands failed:
	EmitSwiftModule normal arm64 (in target 'SebbuBitStream' from project 'sebbu-bitstream')
	SwiftEmitModule normal arm64 Emitting\ module\ for\ SebbuBitStream (in target 'SebbuBitStream' from project 'sebbu-bitstream')
	Building workspace spi-builder-workspace with scheme sebbu-bitstream-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:
  sebbu-bitstream: /Users/admin/builder/spi-builder-workspace
resolved source packages: sebbu-bitstream
{
  "dependencies" : [
  ],
  "manifest_display_name" : "sebbu-bitstream",
  "name" : "sebbu-bitstream",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
    {
      "name" : "macos",
      "version" : "11.0"
    },
    {
      "name" : "ios",
      "version" : "13.0"
    },
    {
      "name" : "watchos",
      "version" : "10.0"
    },
    {
      "name" : "tvos",
      "version" : "12.0"
    }
  ],
  "products" : [
    {
      "name" : "SebbuBitStream",
      "targets" : [
        "SebbuBitStream"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    },
    {
      "name" : "SebbuBitStreamFoundation",
      "targets" : [
        "SebbuBitStreamFoundation"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "SebbuBitStreamTests",
      "module_type" : "SwiftTarget",
      "name" : "SebbuBitStreamTests",
      "path" : "Tests/SebbuBitStreamTests",
      "sources" : [
        "SebbuBitStreamTests.swift"
      ],
      "target_dependencies" : [
        "SebbuBitStream",
        "SebbuBitStreamFoundation"
      ],
      "type" : "test"
    },
    {
      "c99name" : "SebbuBitStreamFoundation",
      "module_type" : "SwiftTarget",
      "name" : "SebbuBitStreamFoundation",
      "path" : "Sources/SebbuBitStreamFoundation",
      "product_memberships" : [
        "SebbuBitStreamFoundation"
      ],
      "sources" : [
        "BitStream + Foundation.swift"
      ],
      "target_dependencies" : [
        "SebbuBitStream"
      ],
      "type" : "library"
    },
    {
      "c99name" : "SebbuBitStream",
      "module_type" : "SwiftTarget",
      "name" : "SebbuBitStream",
      "path" : "Sources/SebbuBitStream",
      "product_memberships" : [
        "SebbuBitStream",
        "SebbuBitStreamFoundation"
      ],
      "sources" : [
        "BitStream + Optionals.swift",
        "BitStreamCodable.swift",
        "BitStreamError.swift",
        "Compressors.swift",
        "ReadableBitStream.swift",
        "Utilities.swift",
        "WritableBitStream.swift"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "6.0"
}
{
  "workspace" : {
    "name" : "spi-builder-workspace",
    "schemes" : [
      "sebbu-bitstream",
      "sebbu-bitstream-Package",
      "SebbuBitStream",
      "SebbuBitStreamFoundation"
    ]
  }
}
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-16.3.0.app xcrun xcodebuild -IDEClonedSourcePackagesDirPathOverride=$PWD/.dependencies -skipMacroValidation -skipPackagePluginValidation -derivedDataPath $PWD/.derivedData build -scheme sebbu-bitstream-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 sebbu-bitstream-Package -destination platform=macOS,arch=arm64
Resolve Package Graph
Resolved source packages:
  sebbu-bitstream: /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 'SebbuBitStreamTests' in project 'sebbu-bitstream'
        ➜ Explicit dependency on target 'SebbuBitStream' in project 'sebbu-bitstream'
        ➜ Explicit dependency on target 'SebbuBitStreamFoundation' in project 'sebbu-bitstream'
    Target 'SebbuBitStreamFoundation' in project 'sebbu-bitstream'
        ➜ Explicit dependency on target 'SebbuBitStreamFoundation' in project 'sebbu-bitstream'
        ➜ Explicit dependency on target 'SebbuBitStream' in project 'sebbu-bitstream'
    Target 'SebbuBitStreamFoundation' in project 'sebbu-bitstream'
        ➜ Explicit dependency on target 'SebbuBitStream' in project 'sebbu-bitstream'
    Target 'SebbuBitStream' in project 'sebbu-bitstream'
        ➜ Explicit dependency on target 'SebbuBitStream' in project 'sebbu-bitstream'
    Target 'SebbuBitStream' in project 'sebbu-bitstream' (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: e436dcdb468ad4cef64e6c2e2e0e3b37
Build description path: /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/XCBuildData/e436dcdb468ad4cef64e6c2e2e0e3b37.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 SebbuBitStream normal arm64 com.apple.xcode.tools.swift.compiler (in target 'SebbuBitStream' from project 'sebbu-bitstream')
    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 SebbuBitStream -Onone -enforce-exclusivity\=checked @/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/sebbu-bitstream.build/Debug/SebbuBitStream.build/Objects-normal/arm64/SebbuBitStream.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-macos11.0 -g -module-cache-path /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex -Xfrontend -serialize-debugging-options -profile-coverage-mapping -profile-generate -enable-testing -index-store-path /Users/admin/builder/spi-builder-workspace/.derivedData/Index.noindex/DataStore -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/sebbu-bitstream.build/Debug/SebbuBitStream.build/Objects-normal/arm64/SebbuBitStream-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/sebbu-bitstream.build/Debug/SebbuBitStream.build/Objects-normal/arm64/SebbuBitStream.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/sebbu-bitstream.build/Debug/SebbuBitStream.build/swift-overrides.hmap -emit-const-values -Xfrontend -const-gather-protocols-file -Xfrontend /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/sebbu-bitstream.build/Debug/SebbuBitStream.build/Objects-normal/arm64/SebbuBitStream_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/sebbu-bitstream.build/Debug/SebbuBitStream.build/DerivedSources-normal/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/sebbu-bitstream.build/Debug/SebbuBitStream.build/DerivedSources/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/sebbu-bitstream.build/Debug/SebbuBitStream.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/sebbu-bitstream.build/Debug/SebbuBitStream.build/Objects-normal/arm64/SebbuBitStream-Swift.h -working-directory /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode -experimental-emit-module-separately -disable-cmo
SwiftCompile normal arm64 Compiling\ BitStreamError.swift /Users/admin/builder/spi-builder-workspace/Sources/SebbuBitStream/BitStreamError.swift (in target 'SebbuBitStream' from project 'sebbu-bitstream')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/SebbuBitStream/BitStreamError.swift (in target 'SebbuBitStream' from project 'sebbu-bitstream')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

SwiftCompile normal arm64 Compiling\ BitStreamCodable.swift /Users/admin/builder/spi-builder-workspace/Sources/SebbuBitStream/BitStreamCodable.swift (in target 'SebbuBitStream' from project 'sebbu-bitstream')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/SebbuBitStream/BitStreamCodable.swift (in target 'SebbuBitStream' from project 'sebbu-bitstream')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

SwiftCompile normal arm64 Compiling\ ReadableBitStream.swift /Users/admin/builder/spi-builder-workspace/Sources/SebbuBitStream/ReadableBitStream.swift (in target 'SebbuBitStream' from project 'sebbu-bitstream')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/SebbuBitStream/ReadableBitStream.swift (in target 'SebbuBitStream' from project 'sebbu-bitstream')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

SwiftEmitModule normal arm64 Emitting\ module\ for\ SebbuBitStream (in target 'SebbuBitStream' from project 'sebbu-bitstream')
Failed frontend command:
/Applications/Xcode-16.3.0.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/SebbuBitStream/BitStream\ +\ Optionals.swift /Users/admin/builder/spi-builder-workspace/Sources/SebbuBitStream/BitStreamCodable.swift /Users/admin/builder/spi-builder-workspace/Sources/SebbuBitStream/BitStreamError.swift /Users/admin/builder/spi-builder-workspace/Sources/SebbuBitStream/Compressors.swift /Users/admin/builder/spi-builder-workspace/Sources/SebbuBitStream/ReadableBitStream.swift /Users/admin/builder/spi-builder-workspace/Sources/SebbuBitStream/Utilities.swift /Users/admin/builder/spi-builder-workspace/Sources/SebbuBitStream/WritableBitStream.swift -target arm64-apple-macos11.0 -Xllvm -aarch64-use-tbi -enable-objc-interop -stack-check -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/sebbu-bitstream.build/Debug/SebbuBitStream.build/Objects-normal/arm64/SebbuBitStream_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/sebbu-bitstream.build/Debug/SebbuBitStream.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/sebbu-bitstream.build/Debug/SebbuBitStream.build/DerivedSources-normal/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/sebbu-bitstream.build/Debug/SebbuBitStream.build/DerivedSources/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/sebbu-bitstream.build/Debug/SebbuBitStream.build/DerivedSources -Xcc -DSWIFT_PACKAGE -Xcc -DDEBUG\=1 -module-name SebbuBitStream -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 -emit-module-doc-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/sebbu-bitstream.build/Debug/SebbuBitStream.build/Objects-normal/arm64/SebbuBitStream.swiftdoc -emit-module-source-info-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/sebbu-bitstream.build/Debug/SebbuBitStream.build/Objects-normal/arm64/SebbuBitStream.swiftsourceinfo -emit-objc-header-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/sebbu-bitstream.build/Debug/SebbuBitStream.build/Objects-normal/arm64/SebbuBitStream-Swift.h -serialize-diagnostics-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/sebbu-bitstream.build/Debug/SebbuBitStream.build/Objects-normal/arm64/SebbuBitStream-master-emit-module.dia -emit-dependencies-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/sebbu-bitstream.build/Debug/SebbuBitStream.build/Objects-normal/arm64/SebbuBitStream-master-emit-module.d -o /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/sebbu-bitstream.build/Debug/SebbuBitStream.build/Objects-normal/arm64/SebbuBitStream.swiftmodule -emit-abi-descriptor-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/sebbu-bitstream.build/Debug/SebbuBitStream.build/Objects-normal/arm64/SebbuBitStream.abi.json
EmitSwiftModule normal arm64 (in target 'SebbuBitStream' from project 'sebbu-bitstream')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

/Users/admin/builder/spi-builder-workspace/Sources/SebbuBitStream/WritableBitStream.swift:67:6: error: unknown option 'always' for attribute 'inline'
    @inline(always)
     ^
/Users/admin/builder/spi-builder-workspace/Sources/SebbuBitStream/WritableBitStream.swift:161:6: error: unknown option 'always' for attribute 'inline'
    @inline(always)
     ^
/Users/admin/builder/spi-builder-workspace/Sources/SebbuBitStream/WritableBitStream.swift:188:6: error: unknown option 'always' for attribute 'inline'
    @inline(always)
     ^
/Users/admin/builder/spi-builder-workspace/Sources/SebbuBitStream/WritableBitStream.swift:215:6: error: unknown option 'always' for attribute 'inline'
    @inline(always)
     ^
/Users/admin/builder/spi-builder-workspace/Sources/SebbuBitStream/WritableBitStream.swift:296:6: error: unknown option 'always' for attribute 'inline'
    @inline(always)
     ^
/Users/admin/builder/spi-builder-workspace/Sources/SebbuBitStream/ReadableBitStream.swift:268:73: error: cannot find type 'OutputSpan' in scope
    public mutating func readBytes(maxCount: Int = 1 << 29, into: inout OutputSpan<UInt8>) throws(BitStreamError) {
                                                                        ^~~~~~~~~~
/Users/admin/builder/spi-builder-workspace/Sources/SebbuBitStream/ReadableBitStream.swift:254:36: error: incorrect argument label in call (have 'capacity:_:', expected 'unsafeUninitializedCapacity:initializingWith:')
        let result: [UInt8] = .init(capacity: length) { span in
                                   ^~~~~~~~~
                                    unsafeUninitializedCapacity
/Users/admin/builder/spi-builder-workspace/Sources/SebbuBitStream/ReadableBitStream.swift:254:57: error: contextual closure type '(inout UnsafeMutableBufferPointer<UInt8>, inout Int) throws -> Void' expects 2 arguments, but 1 was used in closure body
        let result: [UInt8] = .init(capacity: length) { span in
                                                        ^
                                                            ,<#arg#>
/Users/admin/builder/spi-builder-workspace/Sources/SebbuBitStream/ReadableBitStream.swift:256:22: error: value of type 'UnsafeMutableBufferPointer<UInt8>' has no member 'append'
                span.append(bytes[i])
                ~~~~ ^~~~~~
SwiftCompile normal arm64 Compiling\ Utilities.swift /Users/admin/builder/spi-builder-workspace/Sources/SebbuBitStream/Utilities.swift (in target 'SebbuBitStream' from project 'sebbu-bitstream')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/SebbuBitStream/Utilities.swift (in target 'SebbuBitStream' from project 'sebbu-bitstream')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

SwiftCompile normal arm64 Compiling\ WritableBitStream.swift /Users/admin/builder/spi-builder-workspace/Sources/SebbuBitStream/WritableBitStream.swift (in target 'SebbuBitStream' from project 'sebbu-bitstream')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/SebbuBitStream/WritableBitStream.swift (in target 'SebbuBitStream' from project 'sebbu-bitstream')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

SwiftCompile normal arm64 Compiling\ BitStream\ +\ Optionals.swift /Users/admin/builder/spi-builder-workspace/Sources/SebbuBitStream/BitStream\ +\ Optionals.swift (in target 'SebbuBitStream' from project 'sebbu-bitstream')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/SebbuBitStream/BitStream\ +\ Optionals.swift (in target 'SebbuBitStream' from project 'sebbu-bitstream')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

SwiftCompile normal arm64 Compiling\ Compressors.swift /Users/admin/builder/spi-builder-workspace/Sources/SebbuBitStream/Compressors.swift (in target 'SebbuBitStream' from project 'sebbu-bitstream')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/SebbuBitStream/Compressors.swift (in target 'SebbuBitStream' from project 'sebbu-bitstream')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

--- xcodebuild: WARNING: Using the first of multiple matching destinations:
{ platform:macOS, arch:arm64, id:adbb4e28ff3eb099955e5028de60dc7e6faf3aa2, name:My Mac }
{ platform:macOS, arch:arm64, variant:Mac Catalyst, id:adbb4e28ff3eb099955e5028de60dc7e6faf3aa2, name:My Mac }
{ platform:macOS, arch:arm64, variant:DriverKit, id:adbb4e28ff3eb099955e5028de60dc7e6faf3aa2, name:My Mac }
{ platform:macOS, arch:arm64, variant:Designed for [iPad,iPhone], id:adbb4e28ff3eb099955e5028de60dc7e6faf3aa2, name:My Mac }
** BUILD FAILED **
The following build commands failed:
	SwiftEmitModule normal arm64 Emitting\ module\ for\ SebbuBitStream (in target 'SebbuBitStream' from project 'sebbu-bitstream')
	EmitSwiftModule normal arm64 (in target 'SebbuBitStream' from project 'sebbu-bitstream')
	Building workspace spi-builder-workspace with scheme sebbu-bitstream-Package
(3 failures)
BUILD FAILURE 6.1 macosXcodebuild