The Swift Package Index logo.Swift Package Index

Has it really been five years since Swift Package Index launched? Read our anniversary blog post!

Build Information

Failed to build FuegoOnAppleSilicon, reference main (a9ecba), with Swift 6.1 for watchOS using Xcode 16.3 on 10 Dec 2025 09:26:38 UTC.

Build Command

env DEVELOPER_DIR=/Applications/Xcode-16.3.0.app xcrun xcodebuild -IDEClonedSourcePackagesDirPathOverride=$PWD/.dependencies -skipMacroValidation -skipPackagePluginValidation -derivedDataPath $PWD/.derivedData build -scheme FuegoOnAppleSilicon -destination generic/platform=watchOS

Build Log

========================================
RunAll
========================================
Builder version: 4.68.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/mesqueeb/FuegoOnAppleSilicon.git
Reference: main
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/mesqueeb/FuegoOnAppleSilicon
 * branch            main       -> FETCH_HEAD
 * [new branch]      main       -> origin/main
HEAD is now at a9ecba7 fix: small tweaks
Cloned https://github.com/mesqueeb/FuegoOnAppleSilicon.git
Revision (git rev-parse @):
a9ecba7edde10b301cb2427cfb3e22aff93480c2
SPI manifest file found: $PWD/.spi.yml
SUCCESS checkout https://github.com/mesqueeb/FuegoOnAppleSilicon.git at main
========================================
Build
========================================
Selected platform:         watchOS
Swift version:             6.1
Building package at path:  $PWD
https://github.com/mesqueeb/FuegoOnAppleSilicon.git
https://github.com/mesqueeb/FuegoOnAppleSilicon.git
{
  "dependencies" : [
  ],
  "manifest_display_name" : "FuegoOnAppleSilicon",
  "name" : "FuegoOnAppleSilicon",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
    {
      "name" : "ios",
      "version" : "14.0"
    },
    {
      "name" : "macos",
      "version" : "13.0"
    },
    {
      "name" : "visionos",
      "version" : "1.0"
    }
  ],
  "products" : [
    {
      "name" : "FuegoOnAppleSilicon",
      "targets" : [
        "FuegoOnAppleSilicon",
        "FuegoCBridge"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "FuegoXCFramework",
      "module_type" : "BinaryTarget",
      "name" : "FuegoXCFramework",
      "path" : "remote/archive/Fuego-1.0.0.xcframework.zip",
      "product_memberships" : [
        "FuegoOnAppleSilicon"
      ],
      "sources" : [
      ],
      "type" : "binary"
    },
    {
      "c99name" : "FuegoOnAppleSiliconTests",
      "module_type" : "SwiftTarget",
      "name" : "FuegoOnAppleSiliconTests",
      "path" : "FuegoOnAppleSilicon/Tests",
      "sources" : [
        "Helpers.swift"
      ],
      "target_dependencies" : [
        "FuegoOnAppleSilicon"
      ],
      "type" : "test"
    },
    {
      "c99name" : "FuegoOnAppleSilicon",
      "module_type" : "SwiftTarget",
      "name" : "FuegoOnAppleSilicon",
      "path" : "FuegoOnAppleSilicon/Sources/SwiftBridge",
      "product_memberships" : [
        "FuegoOnAppleSilicon"
      ],
      "sources" : [
        "FuegoBridge.swift",
        "Helpers.swift",
        "Types.swift"
      ],
      "target_dependencies" : [
        "FuegoCBridge"
      ],
      "type" : "library"
    },
    {
      "c99name" : "FuegoCBridge",
      "module_type" : "ClangTarget",
      "name" : "FuegoCBridge",
      "path" : "FuegoOnAppleSilicon/Sources/CBridge",
      "product_memberships" : [
        "FuegoOnAppleSilicon"
      ],
      "sources" : [
        "FuegoBridge.cpp"
      ],
      "target_dependencies" : [
        "FuegoXCFramework"
      ],
      "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
Resolved source packages:
  FuegoOnAppleSilicon: /Users/admin/builder/spi-builder-workspace/FuegoOnAppleSilicon @ local
resolved source packages: FuegoOnAppleSilicon
{
  "dependencies" : [
  ],
  "manifest_display_name" : "FuegoOnAppleSilicon",
  "name" : "FuegoOnAppleSilicon",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
    {
      "name" : "ios",
      "version" : "14.0"
    },
    {
      "name" : "macos",
      "version" : "13.0"
    },
    {
      "name" : "visionos",
      "version" : "1.0"
    }
  ],
  "products" : [
    {
      "name" : "FuegoOnAppleSilicon",
      "targets" : [
        "FuegoOnAppleSilicon",
        "FuegoCBridge"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "FuegoXCFramework",
      "module_type" : "BinaryTarget",
      "name" : "FuegoXCFramework",
      "path" : "remote/archive/Fuego-1.0.0.xcframework.zip",
      "product_memberships" : [
        "FuegoOnAppleSilicon"
      ],
      "sources" : [
      ],
      "type" : "binary"
    },
    {
      "c99name" : "FuegoOnAppleSiliconTests",
      "module_type" : "SwiftTarget",
      "name" : "FuegoOnAppleSiliconTests",
      "path" : "FuegoOnAppleSilicon/Tests",
      "sources" : [
        "Helpers.swift"
      ],
      "target_dependencies" : [
        "FuegoOnAppleSilicon"
      ],
      "type" : "test"
    },
    {
      "c99name" : "FuegoOnAppleSilicon",
      "module_type" : "SwiftTarget",
      "name" : "FuegoOnAppleSilicon",
      "path" : "FuegoOnAppleSilicon/Sources/SwiftBridge",
      "product_memberships" : [
        "FuegoOnAppleSilicon"
      ],
      "sources" : [
        "FuegoBridge.swift",
        "Helpers.swift",
        "Types.swift"
      ],
      "target_dependencies" : [
        "FuegoCBridge"
      ],
      "type" : "library"
    },
    {
      "c99name" : "FuegoCBridge",
      "module_type" : "ClangTarget",
      "name" : "FuegoCBridge",
      "path" : "FuegoOnAppleSilicon/Sources/CBridge",
      "product_memberships" : [
        "FuegoOnAppleSilicon"
      ],
      "sources" : [
        "FuegoBridge.cpp"
      ],
      "target_dependencies" : [
        "FuegoXCFramework"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "6.0"
}
{
  "workspace" : {
    "name" : "FuegoOnAppleSilicon",
    "schemes" : [
      "FuegoOnAppleSilicon",
      "FuegoTestApp",
      "FuegoUnitTests"
    ]
  }
}
{
  "workspace" : {
    "name" : "spi-builder-workspace",
    "schemes" : [
      "FuegoOnAppleSilicon"
    ]
  }
}
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-16.3.0.app xcrun xcodebuild -IDEClonedSourcePackagesDirPathOverride=$PWD/.dependencies -skipMacroValidation -skipPackagePluginValidation -derivedDataPath $PWD/.derivedData build -scheme FuegoOnAppleSilicon -destination generic/platform=watchOS 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 FuegoOnAppleSilicon -destination generic/platform=watchOS "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:
  FuegoOnAppleSilicon: /Users/admin/builder/spi-builder-workspace
ComputePackagePrebuildTargetDependencyGraph
Prepare packages
CreateBuildRequest
SendProjectDescription
CreateBuildOperation
ComputeTargetDependencyGraph
note: Building targets in dependency order
note: Target dependency graph (3 targets)
    Target 'FuegoOnAppleSilicon' in project 'FuegoOnAppleSilicon'
        ➜ Explicit dependency on target 'FuegoOnAppleSilicon' in project 'FuegoOnAppleSilicon'
        ➜ Explicit dependency on target 'FuegoCBridge' in project 'FuegoOnAppleSilicon'
    Target 'FuegoOnAppleSilicon' in project 'FuegoOnAppleSilicon'
        ➜ Explicit dependency on target 'FuegoCBridge' in project 'FuegoOnAppleSilicon'
    Target 'FuegoCBridge' in project 'FuegoOnAppleSilicon' (no dependencies)
GatherProvisioningInputs
CreateBuildDescription
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/WatchOS.platform/Developer/SDKs/WatchOS11.4.sdk -x c -c /dev/null
ExecuteExternalTool /Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang -v -E -dM -arch arm64 -isysroot /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS11.4.sdk -x c++ -c /dev/null
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/ld -version_details
ExecuteExternalTool /Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang -v -E -dM -arch arm64 -isysroot /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS11.4.sdk -x c -c /dev/null
ExecuteExternalTool /Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang -v -E -dM -arch armv7k -isysroot /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS11.4.sdk -x c++ -c /dev/null
ExecuteExternalTool /Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang -v -E -dM -arch armv7k -isysroot /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS11.4.sdk -x c -c /dev/null
ExecuteExternalTool /Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang -v -E -dM -arch arm64_32 -isysroot /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS11.4.sdk -x c++ -c /dev/null
ExecuteExternalTool /Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang -v -E -dM -arch arm64_32 -isysroot /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS11.4.sdk -x c -c /dev/null
Build description signature: b0177cd809e8bfdb0cd406e76f4445ed
Build description path: /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/XCBuildData/b0177cd809e8bfdb0cd406e76f4445ed.xcbuilddata
/Users/admin/builder/spi-builder-workspace/.dependencies/artifacts/spi-builder-workspace/FuegoXCFramework/Fuego.xcframework:1:1: error: While building for watchOS, no library for this platform was found in '/Users/admin/builder/spi-builder-workspace/.dependencies/artifacts/spi-builder-workspace/FuegoXCFramework/Fuego.xcframework'. (in target 'FuegoOnAppleSilicon' from project 'FuegoOnAppleSilicon')
/Users/admin/builder/spi-builder-workspace/.dependencies/artifacts/spi-builder-workspace/FuegoXCFramework/Fuego.xcframework:1:1: error: While building for watchOS, no library for this platform was found in '/Users/admin/builder/spi-builder-workspace/.dependencies/artifacts/spi-builder-workspace/FuegoXCFramework/Fuego.xcframework'. (in target 'FuegoCBridge' from project 'FuegoOnAppleSilicon')
/Users/admin/builder/spi-builder-workspace/.dependencies/artifacts/spi-builder-workspace/FuegoXCFramework/Fuego.xcframework:1:1: error: While building for watchOS, no library for this platform was found in '/Users/admin/builder/spi-builder-workspace/.dependencies/artifacts/spi-builder-workspace/FuegoXCFramework/Fuego.xcframework'. (in target 'FuegoOnAppleSilicon' from project 'FuegoOnAppleSilicon')
** BUILD FAILED **
The following build commands failed:
	Building workspace spi-builder-workspace with scheme FuegoOnAppleSilicon
(1 failure)
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:
  FuegoOnAppleSilicon: /Users/admin/builder/spi-builder-workspace
resolved source packages: FuegoOnAppleSilicon
{
  "dependencies" : [
  ],
  "manifest_display_name" : "FuegoOnAppleSilicon",
  "name" : "FuegoOnAppleSilicon",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
    {
      "name" : "ios",
      "version" : "14.0"
    },
    {
      "name" : "macos",
      "version" : "13.0"
    },
    {
      "name" : "visionos",
      "version" : "1.0"
    }
  ],
  "products" : [
    {
      "name" : "FuegoOnAppleSilicon",
      "targets" : [
        "FuegoOnAppleSilicon",
        "FuegoCBridge"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "FuegoXCFramework",
      "module_type" : "BinaryTarget",
      "name" : "FuegoXCFramework",
      "path" : "remote/archive/Fuego-1.0.0.xcframework.zip",
      "product_memberships" : [
        "FuegoOnAppleSilicon"
      ],
      "sources" : [
      ],
      "type" : "binary"
    },
    {
      "c99name" : "FuegoOnAppleSiliconTests",
      "module_type" : "SwiftTarget",
      "name" : "FuegoOnAppleSiliconTests",
      "path" : "FuegoOnAppleSilicon/Tests",
      "sources" : [
        "Helpers.swift"
      ],
      "target_dependencies" : [
        "FuegoOnAppleSilicon"
      ],
      "type" : "test"
    },
    {
      "c99name" : "FuegoOnAppleSilicon",
      "module_type" : "SwiftTarget",
      "name" : "FuegoOnAppleSilicon",
      "path" : "FuegoOnAppleSilicon/Sources/SwiftBridge",
      "product_memberships" : [
        "FuegoOnAppleSilicon"
      ],
      "sources" : [
        "FuegoBridge.swift",
        "Helpers.swift",
        "Types.swift"
      ],
      "target_dependencies" : [
        "FuegoCBridge"
      ],
      "type" : "library"
    },
    {
      "c99name" : "FuegoCBridge",
      "module_type" : "ClangTarget",
      "name" : "FuegoCBridge",
      "path" : "FuegoOnAppleSilicon/Sources/CBridge",
      "product_memberships" : [
        "FuegoOnAppleSilicon"
      ],
      "sources" : [
        "FuegoBridge.cpp"
      ],
      "target_dependencies" : [
        "FuegoXCFramework"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "6.0"
}
{
  "workspace" : {
    "name" : "spi-builder-workspace",
    "schemes" : [
      "FuegoOnAppleSilicon"
    ]
  }
}
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-16.3.0.app xcrun xcodebuild -IDEClonedSourcePackagesDirPathOverride=$PWD/.dependencies -skipMacroValidation -skipPackagePluginValidation -derivedDataPath $PWD/.derivedData build -scheme FuegoOnAppleSilicon -destination generic/platform=watchOS
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 FuegoOnAppleSilicon -destination generic/platform=watchOS
Resolve Package Graph
Resolved source packages:
  FuegoOnAppleSilicon: /Users/admin/builder/spi-builder-workspace
ComputePackagePrebuildTargetDependencyGraph
Prepare packages
CreateBuildRequest
SendProjectDescription
CreateBuildOperation
ComputeTargetDependencyGraph
note: Building targets in dependency order
note: Target dependency graph (3 targets)
    Target 'FuegoOnAppleSilicon' in project 'FuegoOnAppleSilicon'
        ➜ Explicit dependency on target 'FuegoOnAppleSilicon' in project 'FuegoOnAppleSilicon'
        ➜ Explicit dependency on target 'FuegoCBridge' in project 'FuegoOnAppleSilicon'
    Target 'FuegoOnAppleSilicon' in project 'FuegoOnAppleSilicon'
        ➜ Explicit dependency on target 'FuegoCBridge' in project 'FuegoOnAppleSilicon'
    Target 'FuegoCBridge' in project 'FuegoOnAppleSilicon' (no dependencies)
GatherProvisioningInputs
CreateBuildDescription
ExecuteExternalTool /Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang -v -E -dM -arch arm64 -isysroot /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS11.4.sdk -x c++ -c /dev/null
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/WatchOS.platform/Developer/SDKs/WatchOS11.4.sdk -x c -c /dev/null
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/ld -version_details
ExecuteExternalTool /Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang -v -E -dM -arch arm64 -isysroot /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS11.4.sdk -x c -c /dev/null
ExecuteExternalTool /Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang -v -E -dM -arch armv7k -isysroot /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS11.4.sdk -x c++ -c /dev/null
ExecuteExternalTool /Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang -v -E -dM -arch armv7k -isysroot /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS11.4.sdk -x c -c /dev/null
ExecuteExternalTool /Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang -v -E -dM -arch arm64_32 -isysroot /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS11.4.sdk -x c++ -c /dev/null
ExecuteExternalTool /Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang -v -E -dM -arch arm64_32 -isysroot /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS11.4.sdk -x c -c /dev/null
Build description signature: 04e91d5ee6df883da1b6d0f8fcfcd472
Build description path: /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/XCBuildData/04e91d5ee6df883da1b6d0f8fcfcd472.xcbuilddata
/Users/admin/builder/spi-builder-workspace/.dependencies/artifacts/spi-builder-workspace/FuegoXCFramework/Fuego.xcframework:1:1: error: While building for watchOS, no library for this platform was found in '/Users/admin/builder/spi-builder-workspace/.dependencies/artifacts/spi-builder-workspace/FuegoXCFramework/Fuego.xcframework'. (in target 'FuegoOnAppleSilicon' from project 'FuegoOnAppleSilicon')
/Users/admin/builder/spi-builder-workspace/.dependencies/artifacts/spi-builder-workspace/FuegoXCFramework/Fuego.xcframework:1:1: error: While building for watchOS, no library for this platform was found in '/Users/admin/builder/spi-builder-workspace/.dependencies/artifacts/spi-builder-workspace/FuegoXCFramework/Fuego.xcframework'. (in target 'FuegoOnAppleSilicon' from project 'FuegoOnAppleSilicon')
/Users/admin/builder/spi-builder-workspace/.dependencies/artifacts/spi-builder-workspace/FuegoXCFramework/Fuego.xcframework:1:1: error: While building for watchOS, no library for this platform was found in '/Users/admin/builder/spi-builder-workspace/.dependencies/artifacts/spi-builder-workspace/FuegoXCFramework/Fuego.xcframework'. (in target 'FuegoCBridge' from project 'FuegoOnAppleSilicon')
** BUILD FAILED **
The following build commands failed:
	Building workspace spi-builder-workspace with scheme FuegoOnAppleSilicon
(1 failure)
BUILD FAILURE 6.1 watchOS