Swift Package Index

Build Information

Failed to build Arena, reference main (6ce0ff), with Swift 6.4 for macOS (Xcode) using Xcode 27.0 on 19 Sep 2026 20:55:18 UTC.

Build Command

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

Build Log

========================================
RunAll
========================================
Builder version: 5.1.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/finestructure/Arena.git
Reference: main
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/finestructure/Arena
 * branch            main       -> FETCH_HEAD
 * [new branch]      main       -> origin/main
HEAD is now at 6ce0ff3 Merge pull request #99 from finestructure/support-visionOS
Cloned https://github.com/finestructure/Arena.git
Revision (git rev-parse @):
6ce0ff3f992d81563d864b639f94b43f021aefe0
SUCCESS checkout https://github.com/finestructure/Arena.git at main
========================================
Build
========================================
Selected platform:         macosXcodebuild
Swift version:             6.4
Building package at path:  $PWD
https://github.com/finestructure/Arena.git
Command line invocation:
    /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/usr/bin/xcodebuild -IDEClonedSourcePackagesDirPathOverride=/Users/admin/builder/spi-builder-workspace/.dependencies -resolvePackageDependencies
Resolve Package Graph
Fetching from https://github.com/pointfreeco/swift-snapshot-testing.git
Fetching from https://github.com/mxcl/Path.swift.git
Fetching from https://github.com/SwiftPackageIndex/SemanticVersion
Fetching from https://github.com/JohnSundell/ShellOut.git
Fetching from https://github.com/apple/swift-argument-parser
Fetching from https://github.com/finestructure/Parser
Fetching from https://github.com/swiftlang/swift-syntax
Fetching from https://github.com/pointfreeco/swift-custom-dump
Fetching from https://github.com/pointfreeco/swift-issue-reporting
Creating working copy of package ‘SemanticVersion’
Checking out 0.5.3 of package ‘SemanticVersion’
Creating working copy of package ‘swift-syntax’
Checking out 604.0.0 of package ‘swift-syntax’
Creating working copy of package ‘Parser’
Checking out 0.2.1 of package ‘Parser’
Creating working copy of package ‘ShellOut’
Checking out 2.3.0 of package ‘ShellOut’
Creating working copy of package ‘swift-custom-dump’
Checking out 1.7.3 of package ‘swift-custom-dump’
Creating working copy of package ‘Path.swift’
Checking out 1.6.0 of package ‘Path.swift’
Creating working copy of package ‘swift-argument-parser’
Checking out 0.5.0 of package ‘swift-argument-parser’
Creating working copy of package ‘swift-issue-reporting’
Checking out 2.1.0 of package ‘swift-issue-reporting’
Creating working copy of package ‘swift-snapshot-testing’
Checking out 1.19.5 of package ‘swift-snapshot-testing’
Resolve Package Graph
Resolved source packages:
  swift-issue-reporting: https://github.com/pointfreeco/swift-issue-reporting @ 2.1.0
  swift-syntax: https://github.com/swiftlang/swift-syntax @ 604.0.0
  ShellOut: https://github.com/JohnSundell/ShellOut.git @ 2.3.0
  swift-snapshot-testing: https://github.com/pointfreeco/swift-snapshot-testing.git @ 1.19.5
  Parser: https://github.com/finestructure/Parser @ 0.2.1
  Path.swift: https://github.com/mxcl/Path.swift.git @ 1.6.0
  swift-custom-dump: https://github.com/pointfreeco/swift-custom-dump @ 1.7.3
  SemanticVersion: https://github.com/SwiftPackageIndex/SemanticVersion @ 0.5.3
  Arena: /Users/admin/builder/spi-builder-workspace
  swift-argument-parser: https://github.com/apple/swift-argument-parser @ 0.5.0
resolved source packages: swift-issue-reporting, swift-syntax, ShellOut, swift-snapshot-testing, Parser, Path.swift, swift-custom-dump, SemanticVersion, Arena, swift-argument-parser
2026-09-19 16:54:23.487 xcodebuild[563:3075] [MT] IDERunDestination: Supported platforms for the buildables in the current scheme is empty.
{
  "dependencies" : [
    {
      "identity" : "swift-argument-parser",
      "requirement" : {
        "range" : [
          {
            "lower_bound" : "0.2.0",
            "upper_bound" : "1.0.0"
          }
        ]
      },
      "type" : "sourceControl",
      "url" : "https://github.com/apple/swift-argument-parser"
    },
    {
      "identity" : "parser",
      "requirement" : {
        "range" : [
          {
            "lower_bound" : "0.0.0",
            "upper_bound" : "1.0.0"
          }
        ]
      },
      "type" : "sourceControl",
      "url" : "https://github.com/finestructure/Parser"
    },
    {
      "identity" : "shellout",
      "requirement" : {
        "range" : [
          {
            "lower_bound" : "2.0.0",
            "upper_bound" : "3.0.0"
          }
        ]
      },
      "type" : "sourceControl",
      "url" : "https://github.com/JohnSundell/ShellOut.git"
    },
    {
      "identity" : "path.swift",
      "requirement" : {
        "range" : [
          {
            "lower_bound" : "1.0.0",
            "upper_bound" : "2.0.0"
          }
        ]
      },
      "type" : "sourceControl",
      "url" : "https://github.com/mxcl/Path.swift.git"
    },
    {
      "identity" : "semanticversion",
      "requirement" : {
        "range" : [
          {
            "lower_bound" : "0.2.0",
            "upper_bound" : "1.0.0"
          }
        ]
      },
      "type" : "sourceControl",
      "url" : "https://github.com/SwiftPackageIndex/SemanticVersion"
    },
    {
      "identity" : "swift-snapshot-testing",
      "requirement" : {
        "range" : [
          {
            "lower_bound" : "1.7.2",
            "upper_bound" : "2.0.0"
          }
        ]
      },
      "type" : "sourceControl",
      "url" : "https://github.com/pointfreeco/swift-snapshot-testing.git"
    }
  ],
  "manifest_display_name" : "Arena",
  "name" : "Arena",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
    {
      "name" : "macos",
      "version" : "10.15"
    }
  ],
  "products" : [
    {
      "name" : "arena",
      "targets" : [
        "ArenaCLI"
      ],
      "type" : {
        "executable" : null
      }
    },
    {
      "name" : "ArenaCore",
      "targets" : [
        "ArenaCore"
      ],
      "type" : {
        "library" : [
          "dynamic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "ArenaTests",
      "module_type" : "SwiftTarget",
      "name" : "ArenaTests",
      "path" : "Tests/ArenaTests",
      "product_dependencies" : [
        "SnapshotTesting"
      ],
      "sources" : [
        "ArenaTests.swift",
        "IntegrationTests.swift",
        "ManifestTests.swift",
        "OutputListener.swift",
        "PackageGeneratorTests.swift",
        "ParserTests.swift",
        "RegressionTests.swift",
        "Utils.swift"
      ],
      "target_dependencies" : [
        "ArenaCore"
      ],
      "type" : "test"
    },
    {
      "c99name" : "ArenaCore",
      "module_type" : "SwiftTarget",
      "name" : "ArenaCore",
      "path" : "Sources/ArenaCore",
      "product_dependencies" : [
        "ArgumentParser",
        "Parser",
        "Path",
        "SemanticVersion",
        "ShellOut"
      ],
      "product_memberships" : [
        "arena",
        "ArenaCore"
      ],
      "sources" : [
        "AppError.swift",
        "ArenaCommand.swift",
        "Dependency.swift",
        "Environment.swift",
        "Extensions.swift",
        "FileManager.swift",
        "Github.swift",
        "Helpers.swift",
        "Manifest.swift",
        "PackageGenerator.swift",
        "Parser+ext.swift",
        "Platform.swift",
        "PlatformVersion.swift",
        "PlaygroundBook.swift",
        "Progress.swift",
        "RefSpec.swift",
        "Requirement.swift",
        "Scheme.swift",
        "String+ext.swift",
        "Version.swift"
      ],
      "type" : "library"
    },
    {
      "c99name" : "ArenaCLI",
      "module_type" : "SwiftTarget",
      "name" : "ArenaCLI",
      "path" : "Sources/ArenaCLI",
      "product_memberships" : [
        "arena"
      ],
      "sources" : [
        "main.swift"
      ],
      "target_dependencies" : [
        "ArenaCore"
      ],
      "type" : "executable"
    }
  ],
  "tools_version" : "5.6"
}
{
  "workspace" : {
    "name" : "Arena",
    "schemes" : [
      "arena",
      "Arena-Package",
      "ArenaCore"
    ]
  }
}
2026-09-19 16:55:05.377 xcodebuild[1011:5697] [MT] IDERunDestination: Supported platforms for the buildables in the current scheme is empty.
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-27.0.0-Release.Candidate.app xcrun xcodebuild -IDEClonedSourcePackagesDirPathOverride=$PWD/.dependencies -skipMacroValidation -skipPackagePluginValidation -derivedDataPath $PWD/.derivedData build -scheme Arena-Package -destination platform=macOS,arch=arm64
Command line invocation:
    /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/usr/bin/xcodebuild -IDEClonedSourcePackagesDirPathOverride=/Users/admin/builder/spi-builder-workspace/.dependencies -skipMacroValidation -skipPackagePluginValidation -derivedDataPath /Users/admin/builder/spi-builder-workspace/.derivedData build -scheme Arena-Package -destination platform=macOS,arch=arm64
Resolve Package Graph
Resolve Package Graph
Resolved source packages:
  swift-argument-parser: https://github.com/apple/swift-argument-parser @ 0.5.0
  Parser: https://github.com/finestructure/Parser @ 0.2.1
  Path.swift: https://github.com/mxcl/Path.swift.git @ 1.6.0
  swift-snapshot-testing: https://github.com/pointfreeco/swift-snapshot-testing.git @ 1.19.5
  SemanticVersion: https://github.com/SwiftPackageIndex/SemanticVersion @ 0.5.3
  swift-issue-reporting: https://github.com/pointfreeco/swift-issue-reporting @ 2.1.0
  ShellOut: https://github.com/JohnSundell/ShellOut.git @ 2.3.0
  Arena: /Users/admin/builder/spi-builder-workspace
  swift-syntax: https://github.com/swiftlang/swift-syntax @ 604.0.0
  swift-custom-dump: https://github.com/pointfreeco/swift-custom-dump @ 1.7.3
ComputePackagePrebuildTargetDependencyGraph
Prepare packages
CreateBuildRequest
SendProjectDescription
CreateBuildOperation
ComputeTargetDependencyGraph
note: Building targets in dependency order
note: Target dependency graph (14 targets)
    Target 'arena-product' in project 'Arena'
        ➜ Explicit dependency on target 'ArenaCore' in project 'Arena'
        ➜ Explicit dependency on target 'ArgumentParser-product' in project 'swift-argument-parser'
        ➜ Explicit dependency on target 'Parser-product' in project 'Parser'
        ➜ Explicit dependency on target 'Path-product' in project 'Path.swift'
        ➜ Explicit dependency on target 'SemanticVersion-product' in project 'SemanticVersion'
        ➜ Explicit dependency on target 'ShellOut-product' in project 'ShellOut'
    Target 'ArenaCore-product' in project 'Arena'
        ➜ Explicit dependency on target 'ArenaCore' in project 'Arena'
        ➜ Explicit dependency on target 'ArgumentParser-product' in project 'swift-argument-parser'
        ➜ Explicit dependency on target 'Parser-product' in project 'Parser'
        ➜ Explicit dependency on target 'Path-product' in project 'Path.swift'
        ➜ Explicit dependency on target 'SemanticVersion-product' in project 'SemanticVersion'
        ➜ Explicit dependency on target 'ShellOut-product' in project 'ShellOut'
    Target 'ArenaCore' in project 'Arena'
        ➜ Explicit dependency on target 'ArgumentParser-product' in project 'swift-argument-parser'
        ➜ Explicit dependency on target 'Parser-product' in project 'Parser'
        ➜ Explicit dependency on target 'Path-product' in project 'Path.swift'
        ➜ Explicit dependency on target 'SemanticVersion-product' in project 'SemanticVersion'
        ➜ Explicit dependency on target 'ShellOut-product' in project 'ShellOut'
    Target 'ShellOut-product' in project 'ShellOut'
        ➜ Explicit dependency on target 'ShellOut' in project 'ShellOut'
    Target 'ShellOut' in project 'ShellOut' (no dependencies)
    Target 'SemanticVersion-product' in project 'SemanticVersion'
        ➜ Explicit dependency on target 'SemanticVersion' in project 'SemanticVersion'
    Target 'SemanticVersion' in project 'SemanticVersion' (no dependencies)
    Target 'Path-product' in project 'Path.swift'
        ➜ Explicit dependency on target 'Path' in project 'Path.swift'
    Target 'Path' in project 'Path.swift' (no dependencies)
    Target 'Parser-product' in project 'Parser'
        ➜ Explicit dependency on target 'Parser' in project 'Parser'
    Target 'Parser' in project 'Parser' (no dependencies)
    Target 'ArgumentParser-product' in project 'swift-argument-parser'
        ➜ Explicit dependency on target 'ArgumentParser' in project 'swift-argument-parser'
        ➜ Explicit dependency on target 'ArgumentParserToolInfo' in project 'swift-argument-parser'
    Target 'ArgumentParser' in project 'swift-argument-parser'
        ➜ Explicit dependency on target 'ArgumentParserToolInfo' in project 'swift-argument-parser'
    Target 'ArgumentParserToolInfo' in project 'swift-argument-parser' (no dependencies)
GatherProvisioningInputs
CreateBuildDescription
ExecuteExternalTool /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/swiftc --version
ExecuteExternalTool /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang -v -E -dM -isysroot /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX27.0.sdk -x c -c /dev/null
ExecuteExternalTool /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/ld -version_details
ReadFileContents /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/share/docc/features.json
Build description signature: e44d6eb2301f29a972c678e00ecca685
Build description path: /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/XCBuildData/e44d6eb2301f29a972c678e00ecca685.xcbuilddata
error: The package product 'SemanticVersion-product' requires minimum platform version 13.0 for the macOS platform, but this target supports 12.0 (in target 'ArenaCore' from project 'Arena')
error: The package product 'SemanticVersion-product' requires minimum platform version 13.0 for the macOS platform, but this target supports 12.0 (in target 'arena-product' from project 'Arena')
error: The package product 'SemanticVersion-product' requires minimum platform version 13.0 for the macOS platform, but this target supports 12.0 (in target 'ArenaCore-product' from project 'Arena')
2026-09-19 16:55:10.949 xcodebuild[1013:5744] [MT] IDERunDestination: Supported platforms for the buildables in the current scheme is empty.
--- xcodebuild: WARNING: Using the first of multiple matching destinations:
{ platform:macOS, arch:arm64, id:19da876922fe86f1108a6999821261f4ae28f7a9, name:My Mac }
{ platform:macOS, arch:arm64, variant:Mac Catalyst, id:19da876922fe86f1108a6999821261f4ae28f7a9, name:My Mac }
{ platform:macOS, arch:arm64, variant:DriverKit, id:19da876922fe86f1108a6999821261f4ae28f7a9, name:My Mac }
{ platform:macOS, arch:arm64, variant:Designed for [iPad,iPhone], id:19da876922fe86f1108a6999821261f4ae28f7a9, name:My Mac }
** BUILD FAILED **
The following build commands failed:
	Building workspace Arena with scheme Arena-Package
(1 failure)
Command line invocation:
    /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/usr/bin/xcodebuild -IDEClonedSourcePackagesDirPathOverride=/Users/admin/builder/spi-builder-workspace/.dependencies -resolvePackageDependencies
Resolve Package Graph
Resolved source packages:
  Path.swift: https://github.com/mxcl/Path.swift.git @ 1.6.0
  swift-syntax: https://github.com/swiftlang/swift-syntax @ 604.0.0
  swift-custom-dump: https://github.com/pointfreeco/swift-custom-dump @ 1.7.3
  SemanticVersion: https://github.com/SwiftPackageIndex/SemanticVersion @ 0.5.3
  Parser: https://github.com/finestructure/Parser @ 0.2.1
  ShellOut: https://github.com/JohnSundell/ShellOut.git @ 2.3.0
  Arena: /Users/admin/builder/spi-builder-workspace
  swift-snapshot-testing: https://github.com/pointfreeco/swift-snapshot-testing.git @ 1.19.5
  swift-issue-reporting: https://github.com/pointfreeco/swift-issue-reporting @ 2.1.0
  swift-argument-parser: https://github.com/apple/swift-argument-parser @ 0.5.0
resolved source packages: Path.swift, swift-syntax, swift-custom-dump, SemanticVersion, Parser, ShellOut, Arena, swift-snapshot-testing, swift-issue-reporting, swift-argument-parser
2026-09-19 16:55:13.933 xcodebuild[1100:6244] [MT] IDERunDestination: Supported platforms for the buildables in the current scheme is empty.
{
  "dependencies" : [
    {
      "identity" : "swift-argument-parser",
      "requirement" : {
        "range" : [
          {
            "lower_bound" : "0.2.0",
            "upper_bound" : "1.0.0"
          }
        ]
      },
      "type" : "sourceControl",
      "url" : "https://github.com/apple/swift-argument-parser"
    },
    {
      "identity" : "parser",
      "requirement" : {
        "range" : [
          {
            "lower_bound" : "0.0.0",
            "upper_bound" : "1.0.0"
          }
        ]
      },
      "type" : "sourceControl",
      "url" : "https://github.com/finestructure/Parser"
    },
    {
      "identity" : "shellout",
      "requirement" : {
        "range" : [
          {
            "lower_bound" : "2.0.0",
            "upper_bound" : "3.0.0"
          }
        ]
      },
      "type" : "sourceControl",
      "url" : "https://github.com/JohnSundell/ShellOut.git"
    },
    {
      "identity" : "path.swift",
      "requirement" : {
        "range" : [
          {
            "lower_bound" : "1.0.0",
            "upper_bound" : "2.0.0"
          }
        ]
      },
      "type" : "sourceControl",
      "url" : "https://github.com/mxcl/Path.swift.git"
    },
    {
      "identity" : "semanticversion",
      "requirement" : {
        "range" : [
          {
            "lower_bound" : "0.2.0",
            "upper_bound" : "1.0.0"
          }
        ]
      },
      "type" : "sourceControl",
      "url" : "https://github.com/SwiftPackageIndex/SemanticVersion"
    },
    {
      "identity" : "swift-snapshot-testing",
      "requirement" : {
        "range" : [
          {
            "lower_bound" : "1.7.2",
            "upper_bound" : "2.0.0"
          }
        ]
      },
      "type" : "sourceControl",
      "url" : "https://github.com/pointfreeco/swift-snapshot-testing.git"
    }
  ],
  "manifest_display_name" : "Arena",
  "name" : "Arena",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
    {
      "name" : "macos",
      "version" : "10.15"
    }
  ],
  "products" : [
    {
      "name" : "arena",
      "targets" : [
        "ArenaCLI"
      ],
      "type" : {
        "executable" : null
      }
    },
    {
      "name" : "ArenaCore",
      "targets" : [
        "ArenaCore"
      ],
      "type" : {
        "library" : [
          "dynamic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "ArenaTests",
      "module_type" : "SwiftTarget",
      "name" : "ArenaTests",
      "path" : "Tests/ArenaTests",
      "product_dependencies" : [
        "SnapshotTesting"
      ],
      "sources" : [
        "ArenaTests.swift",
        "IntegrationTests.swift",
        "ManifestTests.swift",
        "OutputListener.swift",
        "PackageGeneratorTests.swift",
        "ParserTests.swift",
        "RegressionTests.swift",
        "Utils.swift"
      ],
      "target_dependencies" : [
        "ArenaCore"
      ],
      "type" : "test"
    },
    {
      "c99name" : "ArenaCore",
      "module_type" : "SwiftTarget",
      "name" : "ArenaCore",
      "path" : "Sources/ArenaCore",
      "product_dependencies" : [
        "ArgumentParser",
        "Parser",
        "Path",
        "SemanticVersion",
        "ShellOut"
      ],
      "product_memberships" : [
        "arena",
        "ArenaCore"
      ],
      "sources" : [
        "AppError.swift",
        "ArenaCommand.swift",
        "Dependency.swift",
        "Environment.swift",
        "Extensions.swift",
        "FileManager.swift",
        "Github.swift",
        "Helpers.swift",
        "Manifest.swift",
        "PackageGenerator.swift",
        "Parser+ext.swift",
        "Platform.swift",
        "PlatformVersion.swift",
        "PlaygroundBook.swift",
        "Progress.swift",
        "RefSpec.swift",
        "Requirement.swift",
        "Scheme.swift",
        "String+ext.swift",
        "Version.swift"
      ],
      "type" : "library"
    },
    {
      "c99name" : "ArenaCLI",
      "module_type" : "SwiftTarget",
      "name" : "ArenaCLI",
      "path" : "Sources/ArenaCLI",
      "product_memberships" : [
        "arena"
      ],
      "sources" : [
        "main.swift"
      ],
      "target_dependencies" : [
        "ArenaCore"
      ],
      "type" : "executable"
    }
  ],
  "tools_version" : "5.6"
}
{
  "workspace" : {
    "name" : "Arena",
    "schemes" : [
      "arena",
      "Arena-Package",
      "ArenaCore"
    ]
  }
}
2026-09-19 16:55:15.592 xcodebuild[1109:6313] [MT] IDERunDestination: Supported platforms for the buildables in the current scheme is empty.
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-27.0.0-Release.Candidate.app xcrun xcodebuild -IDEClonedSourcePackagesDirPathOverride=$PWD/.dependencies -skipMacroValidation -skipPackagePluginValidation -derivedDataPath $PWD/.derivedData build -scheme Arena-Package -destination platform=macOS,arch=arm64
Command line invocation:
    /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/usr/bin/xcodebuild -IDEClonedSourcePackagesDirPathOverride=/Users/admin/builder/spi-builder-workspace/.dependencies -skipMacroValidation -skipPackagePluginValidation -derivedDataPath /Users/admin/builder/spi-builder-workspace/.derivedData build -scheme Arena-Package -destination platform=macOS,arch=arm64
Resolve Package Graph
Resolved source packages:
  Arena: /Users/admin/builder/spi-builder-workspace
  Path.swift: https://github.com/mxcl/Path.swift.git @ 1.6.0
  swift-issue-reporting: https://github.com/pointfreeco/swift-issue-reporting @ 2.1.0
  swift-snapshot-testing: https://github.com/pointfreeco/swift-snapshot-testing.git @ 1.19.5
  swift-syntax: https://github.com/swiftlang/swift-syntax @ 604.0.0
  ShellOut: https://github.com/JohnSundell/ShellOut.git @ 2.3.0
  Parser: https://github.com/finestructure/Parser @ 0.2.1
  swift-argument-parser: https://github.com/apple/swift-argument-parser @ 0.5.0
  SemanticVersion: https://github.com/SwiftPackageIndex/SemanticVersion @ 0.5.3
  swift-custom-dump: https://github.com/pointfreeco/swift-custom-dump @ 1.7.3
ComputePackagePrebuildTargetDependencyGraph
Prepare packages
CreateBuildRequest
SendProjectDescription
CreateBuildOperation
ComputeTargetDependencyGraph
note: Building targets in dependency order
note: Target dependency graph (14 targets)
    Target 'arena-product' in project 'Arena'
        ➜ Explicit dependency on target 'ArenaCore' in project 'Arena'
        ➜ Explicit dependency on target 'ArgumentParser-product' in project 'swift-argument-parser'
        ➜ Explicit dependency on target 'Parser-product' in project 'Parser'
        ➜ Explicit dependency on target 'Path-product' in project 'Path.swift'
        ➜ Explicit dependency on target 'SemanticVersion-product' in project 'SemanticVersion'
        ➜ Explicit dependency on target 'ShellOut-product' in project 'ShellOut'
    Target 'ArenaCore-product' in project 'Arena'
        ➜ Explicit dependency on target 'ArenaCore' in project 'Arena'
        ➜ Explicit dependency on target 'ArgumentParser-product' in project 'swift-argument-parser'
        ➜ Explicit dependency on target 'Parser-product' in project 'Parser'
        ➜ Explicit dependency on target 'Path-product' in project 'Path.swift'
        ➜ Explicit dependency on target 'SemanticVersion-product' in project 'SemanticVersion'
        ➜ Explicit dependency on target 'ShellOut-product' in project 'ShellOut'
    Target 'ArenaCore' in project 'Arena'
        ➜ Explicit dependency on target 'ArgumentParser-product' in project 'swift-argument-parser'
        ➜ Explicit dependency on target 'Parser-product' in project 'Parser'
        ➜ Explicit dependency on target 'Path-product' in project 'Path.swift'
        ➜ Explicit dependency on target 'SemanticVersion-product' in project 'SemanticVersion'
        ➜ Explicit dependency on target 'ShellOut-product' in project 'ShellOut'
    Target 'ShellOut-product' in project 'ShellOut'
        ➜ Explicit dependency on target 'ShellOut' in project 'ShellOut'
    Target 'ShellOut' in project 'ShellOut' (no dependencies)
    Target 'SemanticVersion-product' in project 'SemanticVersion'
        ➜ Explicit dependency on target 'SemanticVersion' in project 'SemanticVersion'
    Target 'SemanticVersion' in project 'SemanticVersion' (no dependencies)
    Target 'Path-product' in project 'Path.swift'
        ➜ Explicit dependency on target 'Path' in project 'Path.swift'
    Target 'Path' in project 'Path.swift' (no dependencies)
    Target 'Parser-product' in project 'Parser'
        ➜ Explicit dependency on target 'Parser' in project 'Parser'
    Target 'Parser' in project 'Parser' (no dependencies)
    Target 'ArgumentParser-product' in project 'swift-argument-parser'
        ➜ Explicit dependency on target 'ArgumentParser' in project 'swift-argument-parser'
        ➜ Explicit dependency on target 'ArgumentParserToolInfo' in project 'swift-argument-parser'
    Target 'ArgumentParser' in project 'swift-argument-parser'
        ➜ Explicit dependency on target 'ArgumentParserToolInfo' in project 'swift-argument-parser'
    Target 'ArgumentParserToolInfo' in project 'swift-argument-parser' (no dependencies)
GatherProvisioningInputs
CreateBuildDescription
error: The package product 'SemanticVersion-product' requires minimum platform version 13.0 for the macOS platform, but this target supports 12.0 (in target 'ArenaCore-product' from project 'Arena')
error: The package product 'SemanticVersion-product' requires minimum platform version 13.0 for the macOS platform, but this target supports 12.0 (in target 'ArenaCore' from project 'Arena')
error: The package product 'SemanticVersion-product' requires minimum platform version 13.0 for the macOS platform, but this target supports 12.0 (in target 'arena-product' from project 'Arena')
2026-09-19 16:55:16.979 xcodebuild[1111:6344] [MT] IDERunDestination: Supported platforms for the buildables in the current scheme is empty.
--- xcodebuild: WARNING: Using the first of multiple matching destinations:
{ platform:macOS, arch:arm64, id:19da876922fe86f1108a6999821261f4ae28f7a9, name:My Mac }
{ platform:macOS, arch:arm64, variant:Mac Catalyst, id:19da876922fe86f1108a6999821261f4ae28f7a9, name:My Mac }
{ platform:macOS, arch:arm64, variant:DriverKit, id:19da876922fe86f1108a6999821261f4ae28f7a9, name:My Mac }
{ platform:macOS, arch:arm64, variant:Designed for [iPad,iPhone], id:19da876922fe86f1108a6999821261f4ae28f7a9, name:My Mac }
** BUILD FAILED **
The following build commands failed:
	Building workspace Arena with scheme Arena-Package
(1 failure)
BUILD FAILURE 6.4 macosXcodebuild