Swift Package Index

Build Information

Failed to build Foil, reference main (e3d1d9), with Swift 6.4 for tvOS using Xcode 27.0 on 22 Sep 2026 15:43:43 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 Foil -destination generic/platform=tvOS

Build Log

========================================
RunAll
========================================
Builder version: 5.1.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/jessesquires/Foil.git
Reference: main
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/jessesquires/Foil
 * branch            main       -> FETCH_HEAD
 * [new branch]      main       -> origin/main
HEAD is now at e3d1d94 Bump actions/checkout from 6 to 7 (#124)
Cloned https://github.com/jessesquires/Foil.git
Revision (git rev-parse @):
e3d1d9475f4b679a9c76be957b8d2b8374a46d2c
SPI manifest file found: $PWD/.spi.yml
SUCCESS checkout https://github.com/jessesquires/Foil.git at main
========================================
Build
========================================
Selected platform:         tvOS
Swift version:             6.4
Building package at path:  $PWD
https://github.com/jessesquires/Foil.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
resolved source packages:
{
  "dependencies" : [
  ],
  "manifest_display_name" : "Foil",
  "name" : "Foil",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
    {
      "name" : "ios",
      "version" : "13.0"
    },
    {
      "name" : "tvos",
      "version" : "13.0"
    },
    {
      "name" : "watchos",
      "version" : "6.0"
    },
    {
      "name" : "macos",
      "version" : "11.0"
    },
    {
      "name" : "visionos",
      "version" : "1.0"
    }
  ],
  "products" : [
    {
      "name" : "Foil",
      "targets" : [
        "Foil"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "swift_languages_versions" : [
    "6"
  ],
  "targets" : [
    {
      "c99name" : "FoilTests",
      "module_type" : "SwiftTarget",
      "name" : "FoilTests",
      "path" : "Tests",
      "sources" : [
        "IntegrationTests.swift",
        "ObservationTests.swift",
        "PropertyWrapperTests.swift",
        "TestModel.swift",
        "TestSettings.swift",
        "UserDefaults+Extensions.swift"
      ],
      "target_dependencies" : [
        "Foil"
      ],
      "type" : "test"
    },
    {
      "c99name" : "Foil",
      "module_type" : "SwiftTarget",
      "name" : "Foil",
      "path" : "Sources",
      "product_memberships" : [
        "Foil"
      ],
      "sources" : [
        "FoilDefaultStorage.swift",
        "FoilDefaultStorageOptional.swift",
        "ObserverTrampoline.swift",
        "UserDefaults+Extensions.swift",
        "UserDefaultsSerializable.swift"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "6.0"
}
{
  "project" : {
    "configurations" : [
      "Debug",
      "Release"
    ],
    "name" : "Foil",
    "schemes" : [
      "Foil"
    ],
    "targets" : [
      "Foil",
      "FoilTests"
    ]
  }
}
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 Foil -destination generic/platform=tvOS
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 Foil -destination generic/platform=tvOS
ComputePackagePrebuildTargetDependencyGraph
Prepare packages
CreateBuildRequest
SendProjectDescription
CreateBuildOperation
ComputeTargetDependencyGraph
note: Building targets in dependency order
note: Target dependency graph (1 target)
    Target 'Foil' in project 'Foil' (no dependencies)
GatherProvisioningInputs
CreateBuildDescription
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/AppleTVOS.platform/Developer/SDKs/AppleTVOS27.0.sdk -x c -c /dev/null
ExecuteExternalTool /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang -v -E -dM -arch arm64 -isysroot /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/AppleTVOS.platform/Developer/SDKs/AppleTVOS27.0.sdk -x c -c /dev/null
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/ld -version_details
Build description signature: 1b624ed17749a66404eb75e608164fdc
Build description path: /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/XCBuildData/1b624ed17749a66404eb75e608164fdc.xcbuilddata
/Users/admin/builder/spi-builder-workspace/Foil.xcodeproj: error: The tvOS deployment target 'TVOS_DEPLOYMENT_TARGET' is set to 13.0, but the range of supported deployment target versions is 15.0 to 27.0.x. (in target 'Foil' from project 'Foil')
note: Run script build phase 'Run SwiftLint' will be run during every build because the option to run the script phase "Based on dependency analysis" is unchecked. (in target 'Foil' from project 'Foil')
** BUILD FAILED **
The following build commands failed:
	Building project Foil with scheme Foil
(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
resolved source packages:
{
  "dependencies" : [
  ],
  "manifest_display_name" : "Foil",
  "name" : "Foil",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
    {
      "name" : "ios",
      "version" : "13.0"
    },
    {
      "name" : "tvos",
      "version" : "13.0"
    },
    {
      "name" : "watchos",
      "version" : "6.0"
    },
    {
      "name" : "macos",
      "version" : "11.0"
    },
    {
      "name" : "visionos",
      "version" : "1.0"
    }
  ],
  "products" : [
    {
      "name" : "Foil",
      "targets" : [
        "Foil"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "swift_languages_versions" : [
    "6"
  ],
  "targets" : [
    {
      "c99name" : "FoilTests",
      "module_type" : "SwiftTarget",
      "name" : "FoilTests",
      "path" : "Tests",
      "sources" : [
        "IntegrationTests.swift",
        "ObservationTests.swift",
        "PropertyWrapperTests.swift",
        "TestModel.swift",
        "TestSettings.swift",
        "UserDefaults+Extensions.swift"
      ],
      "target_dependencies" : [
        "Foil"
      ],
      "type" : "test"
    },
    {
      "c99name" : "Foil",
      "module_type" : "SwiftTarget",
      "name" : "Foil",
      "path" : "Sources",
      "product_memberships" : [
        "Foil"
      ],
      "sources" : [
        "FoilDefaultStorage.swift",
        "FoilDefaultStorageOptional.swift",
        "ObserverTrampoline.swift",
        "UserDefaults+Extensions.swift",
        "UserDefaultsSerializable.swift"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "6.0"
}
{
  "project" : {
    "configurations" : [
      "Debug",
      "Release"
    ],
    "name" : "Foil",
    "schemes" : [
      "Foil"
    ],
    "targets" : [
      "Foil",
      "FoilTests"
    ]
  }
}
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 Foil -destination generic/platform=tvOS
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 Foil -destination generic/platform=tvOS
ComputePackagePrebuildTargetDependencyGraph
Prepare packages
CreateBuildRequest
SendProjectDescription
CreateBuildOperation
ComputeTargetDependencyGraph
note: Building targets in dependency order
note: Target dependency graph (1 target)
    Target 'Foil' in project 'Foil' (no dependencies)
GatherProvisioningInputs
CreateBuildDescription
/Users/admin/builder/spi-builder-workspace/Foil.xcodeproj: error: The tvOS deployment target 'TVOS_DEPLOYMENT_TARGET' is set to 13.0, but the range of supported deployment target versions is 15.0 to 27.0.x. (in target 'Foil' from project 'Foil')
note: Run script build phase 'Run SwiftLint' will be run during every build because the option to run the script phase "Based on dependency analysis" is unchecked. (in target 'Foil' from project 'Foil')
** BUILD FAILED **
The following build commands failed:
	Building project Foil with scheme Foil
(1 failure)
BUILD FAILURE 6.4 tvOS