Swift Package Index

Build Information

Failed to build FlowLayout, reference master (88766c), with Swift 6.4 for macOS (Xcode) using Xcode 27.0 on 17 Sep 2026 03:58:15 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 FlowLayout -destination platform=macOS,arch=arm64

Build Log

========================================
RunAll
========================================
Builder version: 5.1.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/shaps80/FlowLayout.git
Reference: master
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/shaps80/FlowLayout
 * branch            master     -> FETCH_HEAD
 * [new branch]      master     -> origin/master
HEAD is now at 88766cd Updated README and minor scope refactoring
Cloned https://github.com/shaps80/FlowLayout.git
Revision (git rev-parse @):
88766cd84246481c665d410f01182da31f7296f3
SUCCESS checkout https://github.com/shaps80/FlowLayout.git at master
========================================
Build
========================================
Selected platform:         macosXcodebuild
Swift version:             6.4
Building package at path:  $PWD
https://github.com/shaps80/FlowLayout.git
Command line invocation:
    /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/usr/bin/xcodebuild -IDEClonedSourcePackagesDirPathOverride=/Users/admin/builder/spi-builder-workspace/.dependencies -resolvePackageDependencies
resolved source packages:
{
  "dependencies" : [
  ],
  "manifest_display_name" : "FlowLayout",
  "name" : "FlowLayout",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
    {
      "name" : "ios",
      "version" : "11.0"
    }
  ],
  "products" : [
    {
      "name" : "FlowLayout",
      "targets" : [
        "FlowLayout"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "FlowLayout",
      "module_type" : "SwiftTarget",
      "name" : "FlowLayout",
      "path" : ".",
      "product_memberships" : [
        "FlowLayout"
      ],
      "sources" : [
        "Sources/Constants.swift",
        "Sources/FlowLayout+Adjustments.swift",
        "Sources/FlowLayout+Backgrounds.swift",
        "Sources/FlowLayout+Deprecations.swift",
        "Sources/FlowLayout+Types.swift",
        "Sources/FlowLayout.swift",
        "Sources/FlowLayoutDelegate.swift",
        "Sources/FlowLayoutInvalidationContext.swift",
        "Sources/FlowLayoutItemAttributes.swift",
        "Sources/Helpers.swift"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "5.1"
}
{
  "project" : {
    "configurations" : [
      "Debug",
      "Release"
    ],
    "name" : "FlowLayout",
    "schemes" : [
      "FlowLayout"
    ],
    "targets" : [
      "FlowLayout"
    ]
  }
}
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-27.0.0-Release.Candidate.app xcrun xcodebuild -IDEClonedSourcePackagesDirPathOverride=$PWD/.dependencies -skipMacroValidation -skipPackagePluginValidation -derivedDataPath $PWD/.derivedData build -scheme FlowLayout -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 FlowLayout -destination platform=macOS,arch=arm64
ComputePackagePrebuildTargetDependencyGraph
Prepare packages
CreateBuildRequest
SendProjectDescription
CreateBuildOperation
ComputeTargetDependencyGraph
note: Building targets in dependency order
note: Target dependency graph (1 target)
    Target 'FlowLayout' in project 'FlowLayout' (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/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/clang -v -E -dM -arch arm64 -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/swiftc --version
ExecuteExternalTool /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/ld -version_details
Build description signature: 7151d2025095ec6dc692553304359afa
Build description path: /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/XCBuildData/7151d2025095ec6dc692553304359afa.xcbuilddata
/Users/admin/builder/spi-builder-workspace/FlowLayout.xcodeproj: error: The macOS deployment target 'MACOSX_DEPLOYMENT_TARGET' is set to 10.15, but the range of supported deployment target versions is 12.0 to 27.0.x. (in target 'FlowLayout' from project 'FlowLayout')
--- xcodebuild: WARNING: Using the first of multiple matching destinations:
{ platform:macOS, arch:arm64, variant:Mac Catalyst, id:0ea881e30fd04e7422c0089abe21153e2a37ed44, name:My Mac }
{ platform:macOS, arch:arm64, variant:Designed for [iPad,iPhone], id:0ea881e30fd04e7422c0089abe21153e2a37ed44, name:My Mac }
** BUILD FAILED **
The following build commands failed:
	Building project FlowLayout with scheme FlowLayout
(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" : "FlowLayout",
  "name" : "FlowLayout",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
    {
      "name" : "ios",
      "version" : "11.0"
    }
  ],
  "products" : [
    {
      "name" : "FlowLayout",
      "targets" : [
        "FlowLayout"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "FlowLayout",
      "module_type" : "SwiftTarget",
      "name" : "FlowLayout",
      "path" : ".",
      "product_memberships" : [
        "FlowLayout"
      ],
      "sources" : [
        "Sources/Constants.swift",
        "Sources/FlowLayout+Adjustments.swift",
        "Sources/FlowLayout+Backgrounds.swift",
        "Sources/FlowLayout+Deprecations.swift",
        "Sources/FlowLayout+Types.swift",
        "Sources/FlowLayout.swift",
        "Sources/FlowLayoutDelegate.swift",
        "Sources/FlowLayoutInvalidationContext.swift",
        "Sources/FlowLayoutItemAttributes.swift",
        "Sources/Helpers.swift"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "5.1"
}
{
  "project" : {
    "configurations" : [
      "Debug",
      "Release"
    ],
    "name" : "FlowLayout",
    "schemes" : [
      "FlowLayout"
    ],
    "targets" : [
      "FlowLayout"
    ]
  }
}
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 FlowLayout -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 FlowLayout -destination platform=macOS,arch=arm64
ComputePackagePrebuildTargetDependencyGraph
Prepare packages
CreateBuildRequest
SendProjectDescription
CreateBuildOperation
ComputeTargetDependencyGraph
note: Building targets in dependency order
note: Target dependency graph (1 target)
    Target 'FlowLayout' in project 'FlowLayout' (no dependencies)
GatherProvisioningInputs
CreateBuildDescription
/Users/admin/builder/spi-builder-workspace/FlowLayout.xcodeproj: error: The macOS deployment target 'MACOSX_DEPLOYMENT_TARGET' is set to 10.15, but the range of supported deployment target versions is 12.0 to 27.0.x. (in target 'FlowLayout' from project 'FlowLayout')
--- xcodebuild: WARNING: Using the first of multiple matching destinations:
{ platform:macOS, arch:arm64, variant:Mac Catalyst, id:0ea881e30fd04e7422c0089abe21153e2a37ed44, name:My Mac }
{ platform:macOS, arch:arm64, variant:Designed for [iPad,iPhone], id:0ea881e30fd04e7422c0089abe21153e2a37ed44, name:My Mac }
** BUILD FAILED **
The following build commands failed:
	Building project FlowLayout with scheme FlowLayout
(1 failure)
BUILD FAILURE 6.4 macosXcodebuild