FlexLayout – Build Information – Swift Package Index

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

Build Information

Failed to build FlexLayout, reference 2.2.2 (45b4e7), with Swift 6.0 for iOS using Xcode 16.2 on 23 Jul 2025 12:51:26 UTC.

Build Command

env DEVELOPER_DIR=/Applications/Xcode-16.2.0.app xcrun xcodebuild -IDEClonedSourcePackagesDirPathOverride=$PWD/.dependencies -skipMacroValidation -skipPackagePluginValidation -derivedDataPath $PWD/.derivedData build -scheme FlexLayoutInner -destination generic/platform=iOS

Build Log

========================================
RunAll
========================================
Builder version: 4.64.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/layoutbox/flexlayout.git
Reference: 2.2.2
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/layoutbox/flexlayout
 * tag               2.2.2      -> FETCH_HEAD
HEAD is now at 45b4e7c Update to version 2.2.2
Cloned https://github.com/layoutbox/flexlayout.git
Revision (git rev-parse @):
45b4e7cbcc9f35c05112860f4eb897aae4f5011c
SUCCESS checkout https://github.com/layoutbox/flexlayout.git at 2.2.2
========================================
Build
========================================
Selected platform:         iOS
Swift version:             6.0
Building package at path:  $PWD
https://github.com/layoutbox/flexlayout.git
Command line invocation:
    /Applications/Xcode-16.2.0.app/Contents/Developer/usr/bin/xcodebuild -IDEClonedSourcePackagesDirPathOverride=/Users/admin/builder/spi-builder-workspace/.dependencies -resolvePackageDependencies
User defaults from command line:
    IDEClonedSourcePackagesDirPathOverride = /Users/admin/builder/spi-builder-workspace/.dependencies
    IDEPackageSupportUseBuiltinSCM = YES
resolved source packages:
{
  "cxx_language_standard" : "c++20",
  "dependencies" : [
    {
      "identity" : "yoga",
      "requirement" : {
        "range" : [
          {
            "lower_bound" : "3.2.1",
            "upper_bound" : "3.3.0"
          }
        ]
      },
      "type" : "sourceControl",
      "url" : "https://github.com/facebook/yoga.git"
    }
  ],
  "manifest_display_name" : "FlexLayout",
  "name" : "FlexLayout",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
    {
      "name" : "ios",
      "version" : "13.0"
    }
  ],
  "products" : [
    {
      "name" : "FlexLayout",
      "targets" : [
        "FlexLayout"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "FlexLayoutYogaKit",
      "module_type" : "ClangTarget",
      "name" : "FlexLayoutYogaKit",
      "path" : "Sources/YogaKit",
      "product_dependencies" : [
        "yoga"
      ],
      "product_memberships" : [
        "FlexLayout"
      ],
      "sources" : [
        "UIView+Yoga.mm",
        "YGLayout.mm"
      ],
      "type" : "library"
    },
    {
      "c99name" : "FlexLayoutTests",
      "module_type" : "SwiftTarget",
      "name" : "FlexLayoutTests",
      "path" : "Tests/FlexLayoutTests",
      "sources" : [
        "FlexLayoutTests.swift",
        "InsetTests.swift",
        "JustifyContentTests.swift",
        "MarginTests.swift",
        "PaddingTests.swift",
        "WidthSizeContentTests.swift"
      ],
      "target_dependencies" : [
        "FlexLayout"
      ],
      "type" : "test"
    },
    {
      "c99name" : "FlexLayout",
      "module_type" : "SwiftTarget",
      "name" : "FlexLayout",
      "path" : "Sources/Swift",
      "product_memberships" : [
        "FlexLayout"
      ],
      "sources" : [
        "FlexLayout.swift",
        "Impl/FlexLayout+Enum.swift",
        "Impl/FlexLayout+Private.swift",
        "Impl/UIView+FlexLayout.swift",
        "Percent.swift",
        "YGLayoutExtensions.swift"
      ],
      "target_dependencies" : [
        "FlexLayoutYogaKit"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "5.5"
}
{
  "project" : {
    "configurations" : [
      "Debug",
      "Release"
    ],
    "name" : "FlexLayout",
    "schemes" : [
      "FlexLayoutInner"
    ],
    "targets" : [
      "FlexLayout",
      "FlexLayoutTests"
    ]
  }
}
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-16.2.0.app xcrun xcodebuild -IDEClonedSourcePackagesDirPathOverride=$PWD/.dependencies -skipMacroValidation -skipPackagePluginValidation -derivedDataPath $PWD/.derivedData build -scheme FlexLayoutInner -destination generic/platform=iOS
Command line invocation:
    /Applications/Xcode-16.2.0.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 FlexLayoutInner -destination generic/platform=iOS
User defaults from command line:
    IDEClonedSourcePackagesDirPathOverride = /Users/admin/builder/spi-builder-workspace/.dependencies
    IDEDerivedDataPathOverride = /Users/admin/builder/spi-builder-workspace/.derivedData
    IDEPackageSupportUseBuiltinSCM = YES
Prepare packages
ComputeTargetDependencyGraph
note: Building targets in dependency order
note: Target dependency graph (1 target)
    Target 'FlexLayout' in project 'FlexLayout' (no dependencies)
GatherProvisioningInputs
CreateBuildDescription
ExecuteExternalTool /Applications/Xcode-16.2.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang -v -E -dM -isysroot /Applications/Xcode-16.2.0.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS18.2.sdk -x c -c /dev/null
ExecuteExternalTool /Applications/Xcode-16.2.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang -v -E -dM -arch arm64 -isysroot /Applications/Xcode-16.2.0.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS18.2.sdk -x c -c /dev/null
ExecuteExternalTool /Applications/Xcode-16.2.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang -v -E -dM -arch arm64 -isysroot /Applications/Xcode-16.2.0.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS18.2.sdk -x objective-c++ -c /dev/null
ExecuteExternalTool /Applications/Xcode-16.2.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/swiftc --version
ExecuteExternalTool /Applications/Xcode-16.2.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/ld -version_details
Build description signature: 27296aa16a6954c9e2413aa61244174a
Build description path: /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/XCBuildData/27296aa16a6954c9e2413aa61244174a.xcbuilddata
/Users/admin/builder/spi-builder-workspace/FlexLayout.xcodeproj:1:1: error: Unable to open base configuration reference file '/Users/admin/builder/spi-builder-workspace/Pods/Target Support Files/Pods-FlexLayout/Pods-FlexLayout.debug.xcconfig'. (in target 'FlexLayout' from project 'FlexLayout')
/Users/admin/builder/spi-builder-workspace/FlexLayout.xcodeproj: warning: tasks in 'Copy Headers' are delayed by unsandboxed script phases; set ENABLE_USER_SCRIPT_SANDBOXING=YES to enable sandboxing (in target 'FlexLayout' from project 'FlexLayout')
** BUILD FAILED **
The following build commands failed:
	Building project FlexLayout with scheme FlexLayoutInner
(1 failure)
Command line invocation:
    /Applications/Xcode-16.2.0.app/Contents/Developer/usr/bin/xcodebuild -IDEClonedSourcePackagesDirPathOverride=/Users/admin/builder/spi-builder-workspace/.dependencies -resolvePackageDependencies
User defaults from command line:
    IDEClonedSourcePackagesDirPathOverride = /Users/admin/builder/spi-builder-workspace/.dependencies
    IDEPackageSupportUseBuiltinSCM = YES
resolved source packages:
{
  "cxx_language_standard" : "c++20",
  "dependencies" : [
    {
      "identity" : "yoga",
      "requirement" : {
        "range" : [
          {
            "lower_bound" : "3.2.1",
            "upper_bound" : "3.3.0"
          }
        ]
      },
      "type" : "sourceControl",
      "url" : "https://github.com/facebook/yoga.git"
    }
  ],
  "manifest_display_name" : "FlexLayout",
  "name" : "FlexLayout",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
    {
      "name" : "ios",
      "version" : "13.0"
    }
  ],
  "products" : [
    {
      "name" : "FlexLayout",
      "targets" : [
        "FlexLayout"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "FlexLayoutYogaKit",
      "module_type" : "ClangTarget",
      "name" : "FlexLayoutYogaKit",
      "path" : "Sources/YogaKit",
      "product_dependencies" : [
        "yoga"
      ],
      "product_memberships" : [
        "FlexLayout"
      ],
      "sources" : [
        "UIView+Yoga.mm",
        "YGLayout.mm"
      ],
      "type" : "library"
    },
    {
      "c99name" : "FlexLayoutTests",
      "module_type" : "SwiftTarget",
      "name" : "FlexLayoutTests",
      "path" : "Tests/FlexLayoutTests",
      "sources" : [
        "FlexLayoutTests.swift",
        "InsetTests.swift",
        "JustifyContentTests.swift",
        "MarginTests.swift",
        "PaddingTests.swift",
        "WidthSizeContentTests.swift"
      ],
      "target_dependencies" : [
        "FlexLayout"
      ],
      "type" : "test"
    },
    {
      "c99name" : "FlexLayout",
      "module_type" : "SwiftTarget",
      "name" : "FlexLayout",
      "path" : "Sources/Swift",
      "product_memberships" : [
        "FlexLayout"
      ],
      "sources" : [
        "FlexLayout.swift",
        "Impl/FlexLayout+Enum.swift",
        "Impl/FlexLayout+Private.swift",
        "Impl/UIView+FlexLayout.swift",
        "Percent.swift",
        "YGLayoutExtensions.swift"
      ],
      "target_dependencies" : [
        "FlexLayoutYogaKit"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "5.5"
}
{
  "project" : {
    "configurations" : [
      "Debug",
      "Release"
    ],
    "name" : "FlexLayout",
    "schemes" : [
      "FlexLayoutInner"
    ],
    "targets" : [
      "FlexLayout",
      "FlexLayoutTests"
    ]
  }
}
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-16.2.0.app xcrun xcodebuild -IDEClonedSourcePackagesDirPathOverride=$PWD/.dependencies -skipMacroValidation -skipPackagePluginValidation -derivedDataPath $PWD/.derivedData build -scheme FlexLayoutInner -destination generic/platform=iOS
Command line invocation:
    /Applications/Xcode-16.2.0.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 FlexLayoutInner -destination generic/platform=iOS
User defaults from command line:
    IDEClonedSourcePackagesDirPathOverride = /Users/admin/builder/spi-builder-workspace/.dependencies
    IDEDerivedDataPathOverride = /Users/admin/builder/spi-builder-workspace/.derivedData
    IDEPackageSupportUseBuiltinSCM = YES
Prepare packages
ComputeTargetDependencyGraph
note: Building targets in dependency order
note: Target dependency graph (1 target)
    Target 'FlexLayout' in project 'FlexLayout' (no dependencies)
GatherProvisioningInputs
CreateBuildDescription
ExecuteExternalTool /Applications/Xcode-16.2.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang -v -E -dM -arch arm64 -isysroot /Applications/Xcode-16.2.0.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS18.2.sdk -x c -c /dev/null
ExecuteExternalTool /Applications/Xcode-16.2.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang -v -E -dM -isysroot /Applications/Xcode-16.2.0.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS18.2.sdk -x c -c /dev/null
ExecuteExternalTool /Applications/Xcode-16.2.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang -v -E -dM -arch arm64 -isysroot /Applications/Xcode-16.2.0.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS18.2.sdk -x objective-c++ -c /dev/null
ExecuteExternalTool /Applications/Xcode-16.2.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/swiftc --version
ExecuteExternalTool /Applications/Xcode-16.2.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/ld -version_details
Build description signature: 27296aa16a6954c9e2413aa61244174a
Build description path: /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/XCBuildData/27296aa16a6954c9e2413aa61244174a.xcbuilddata
/Users/admin/builder/spi-builder-workspace/FlexLayout.xcodeproj:1:1: error: Unable to open base configuration reference file '/Users/admin/builder/spi-builder-workspace/Pods/Target Support Files/Pods-FlexLayout/Pods-FlexLayout.debug.xcconfig'. (in target 'FlexLayout' from project 'FlexLayout')
/Users/admin/builder/spi-builder-workspace/FlexLayout.xcodeproj: warning: tasks in 'Copy Headers' are delayed by unsandboxed script phases; set ENABLE_USER_SCRIPT_SANDBOXING=YES to enable sandboxing (in target 'FlexLayout' from project 'FlexLayout')
** BUILD FAILED **
The following build commands failed:
	Building project FlexLayout with scheme FlexLayoutInner
(1 failure)
BUILD FAILURE 6.0 iOS