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 ReadingTimePublishPlugin, reference master (531dd1), with Swift 6.2 (beta) for iOS using Xcode 26.0 on 19 Jun 2025 21:48:23 UTC.

Build Command

env DEVELOPER_DIR=/Applications/Xcode-26.0.0-Beta.app xcrun xcodebuild -IDEClonedSourcePackagesDirPathOverride=$PWD/.dependencies -skipMacroValidation -skipPackagePluginValidation -derivedDataPath $PWD/.derivedData build -scheme ReadingTimePublishPlugin -destination generic/platform=iOS

Build Log

========================================
RunAll
========================================
Builder version: 4.64.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/alexito4/ReadingTimePublishPlugin.git
Reference: master
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/alexito4/ReadingTimePublishPlugin
 * branch            master     -> FETCH_HEAD
 * [new branch]      master     -> origin/master
HEAD is now at 531dd14 Update README.md
Cloned https://github.com/alexito4/ReadingTimePublishPlugin.git
Revision (git rev-parse @):
531dd144784e7e623d45a01dafdf4dd76c3349f8
SUCCESS checkout https://github.com/alexito4/ReadingTimePublishPlugin.git at master
========================================
Build
========================================
Selected platform:         iOS
Swift version:             6.2
Building package at path:  $PWD
https://github.com/alexito4/ReadingTimePublishPlugin.git
Command line invocation:
    /Applications/Xcode-26.0.0-Beta.app/Contents/Developer/usr/bin/xcodebuild -IDEClonedSourcePackagesDirPathOverride=/Users/admin/builder/spi-builder-workspace/.dependencies -resolvePackageDependencies
Resolve Package Graph
Fetching from https://github.com/johnsundell/publish.git
Fetching from https://github.com/johnsundell/plot.git
Fetching from https://github.com/johnsundell/files.git
Fetching from https://github.com/johnsundell/sweep.git
Fetching from https://github.com/johnsundell/ink.git
Fetching from https://github.com/johnsundell/codextended.git
Fetching from https://github.com/johnsundell/shellout.git
Fetching from https://github.com/johnsundell/collectionConcurrencyKit.git
Creating working copy of package ‘codextended’
Checking out 0.3.0 of package ‘codextended’
Creating working copy of package ‘collectionConcurrencyKit’
Checking out 0.2.0 of package ‘collectionConcurrencyKit’
Creating working copy of package ‘files’
Checking out 4.3.0 of package ‘files’
Creating working copy of package ‘ink’
Checking out 0.6.0 of package ‘ink’
Creating working copy of package ‘shellout’
Checking out 2.3.0 of package ‘shellout’
Creating working copy of package ‘plot’
Checking out 0.14.0 of package ‘plot’
Creating working copy of package ‘sweep’
Checking out 0.4.0 of package ‘sweep’
Creating working copy of package ‘publish’
Checking out 0.9.0 of package ‘publish’
Resolve Package Graph
Resolved source packages:
  Ink: https://github.com/johnsundell/ink.git @ 0.6.0
  CollectionConcurrencyKit: https://github.com/johnsundell/collectionConcurrencyKit.git @ 0.2.0
  Files: https://github.com/johnsundell/files.git @ 4.3.0
  Codextended: https://github.com/johnsundell/codextended.git @ 0.3.0
  Sweep: https://github.com/johnsundell/sweep.git @ 0.4.0
  Publish: https://github.com/johnsundell/publish.git @ 0.9.0
  Plot: https://github.com/johnsundell/plot.git @ 0.14.0
  ShellOut: https://github.com/johnsundell/shellout.git @ 2.3.0
  ReadingTimePublishPlugin: /Users/admin/builder/spi-builder-workspace
resolved source packages: Ink, CollectionConcurrencyKit, Files, Codextended, Sweep, Publish, Plot, ShellOut, ReadingTimePublishPlugin
{
  "dependencies" : [
    {
      "identity" : "publish",
      "requirement" : {
        "range" : [
          {
            "lower_bound" : "0.9.0",
            "upper_bound" : "1.0.0"
          }
        ]
      },
      "type" : "sourceControl",
      "url" : "https://github.com/johnsundell/publish.git"
    }
  ],
  "manifest_display_name" : "ReadingTimePublishPlugin",
  "name" : "ReadingTimePublishPlugin",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
    {
      "name" : "macos",
      "version" : "12.0"
    }
  ],
  "products" : [
    {
      "name" : "ReadingTimePublishPlugin",
      "targets" : [
        "ReadingTimePublishPlugin"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "ReadingTimePublishPluginTests",
      "module_type" : "SwiftTarget",
      "name" : "ReadingTimePublishPluginTests",
      "path" : "Tests/ReadingTimePublishPluginTests",
      "sources" : [
        "ConsoleOutputTests.swift",
        "ReadingTimeTests.swift"
      ],
      "target_dependencies" : [
        "ReadingTimePublishPlugin"
      ],
      "type" : "test"
    },
    {
      "c99name" : "ReadingTimePublishPlugin",
      "module_type" : "SwiftTarget",
      "name" : "ReadingTimePublishPlugin",
      "path" : "Sources/ReadingTimePublishPlugin",
      "product_dependencies" : [
        "Publish"
      ],
      "product_memberships" : [
        "ReadingTimePublishPlugin"
      ],
      "sources" : [
        "CommandLine+Output.swift",
        "ReadingTime.swift"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "5.5"
}
{
  "workspace" : {
    "name" : "spi-builder-workspace",
    "schemes" : [
      "ReadingTimePublishPlugin"
    ]
  }
}
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-26.0.0-Beta.app xcrun xcodebuild -IDEClonedSourcePackagesDirPathOverride=$PWD/.dependencies -skipMacroValidation -skipPackagePluginValidation -derivedDataPath $PWD/.derivedData build -scheme ReadingTimePublishPlugin -destination generic/platform=iOS
Command line invocation:
    /Applications/Xcode-26.0.0-Beta.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 ReadingTimePublishPlugin -destination generic/platform=iOS
Resolve Package Graph
Resolve Package Graph
Resolved source packages:
  Ink: https://github.com/johnsundell/ink.git @ 0.6.0
  ReadingTimePublishPlugin: /Users/admin/builder/spi-builder-workspace
  Sweep: https://github.com/johnsundell/sweep.git @ 0.4.0
  Files: https://github.com/johnsundell/files.git @ 4.3.0
  Codextended: https://github.com/johnsundell/codextended.git @ 0.3.0
  Publish: https://github.com/johnsundell/publish.git @ 0.9.0
  CollectionConcurrencyKit: https://github.com/johnsundell/collectionConcurrencyKit.git @ 0.2.0
  Plot: https://github.com/johnsundell/plot.git @ 0.14.0
  ShellOut: https://github.com/johnsundell/shellout.git @ 2.3.0
ComputePackagePrebuildTargetDependencyGraph
Prepare packages
CreateBuildRequest
SendProjectDescription
CreateBuildOperation
ComputeTargetDependencyGraph
note: Building targets in dependency order
note: Target dependency graph (19 targets)
    Target 'ReadingTimePublishPluginTests' in project 'ReadingTimePublishPlugin'
        ➜ Explicit dependency on target 'ReadingTimePublishPlugin' in project 'ReadingTimePublishPlugin'
        ➜ Explicit dependency on target 'Publish' in project 'Publish'
    Target 'ReadingTimePublishPlugin' in project 'ReadingTimePublishPlugin'
        ➜ Explicit dependency on target 'ReadingTimePublishPlugin' in project 'ReadingTimePublishPlugin'
        ➜ Explicit dependency on target 'Publish' in project 'Publish'
    Target 'ReadingTimePublishPlugin' in project 'ReadingTimePublishPlugin'
        ➜ Explicit dependency on target 'Publish' in project 'Publish'
    Target 'Publish' in project 'Publish'
        ➜ Explicit dependency on target 'Publish' in project 'Publish'
        ➜ Explicit dependency on target 'Ink' in project 'Ink'
        ➜ Explicit dependency on target 'Plot' in project 'Plot'
        ➜ Explicit dependency on target 'Files' in project 'Files'
        ➜ Explicit dependency on target 'Codextended' in project 'Codextended'
        ➜ Explicit dependency on target 'ShellOut' in project 'ShellOut'
        ➜ Explicit dependency on target 'Sweep' in project 'Sweep'
        ➜ Explicit dependency on target 'CollectionConcurrencyKit' in project 'CollectionConcurrencyKit'
    Target 'Publish' in project 'Publish'
        ➜ Explicit dependency on target 'Ink' in project 'Ink'
        ➜ Explicit dependency on target 'Plot' in project 'Plot'
        ➜ Explicit dependency on target 'Files' in project 'Files'
        ➜ Explicit dependency on target 'Codextended' in project 'Codextended'
        ➜ Explicit dependency on target 'ShellOut' in project 'ShellOut'
        ➜ Explicit dependency on target 'Sweep' in project 'Sweep'
        ➜ Explicit dependency on target 'CollectionConcurrencyKit' in project 'CollectionConcurrencyKit'
    Target 'CollectionConcurrencyKit' in project 'CollectionConcurrencyKit'
        ➜ Explicit dependency on target 'CollectionConcurrencyKit' in project 'CollectionConcurrencyKit'
    Target 'CollectionConcurrencyKit' in project 'CollectionConcurrencyKit' (no dependencies)
    Target 'Sweep' in project 'Sweep'
        ➜ Explicit dependency on target 'Sweep' in project 'Sweep'
    Target 'Sweep' in project 'Sweep' (no dependencies)
    Target 'ShellOut' in project 'ShellOut'
        ➜ Explicit dependency on target 'ShellOut' in project 'ShellOut'
    Target 'ShellOut' in project 'ShellOut' (no dependencies)
    Target 'Codextended' in project 'Codextended'
        ➜ Explicit dependency on target 'Codextended' in project 'Codextended'
    Target 'Codextended' in project 'Codextended' (no dependencies)
    Target 'Files' in project 'Files'
        ➜ Explicit dependency on target 'Files' in project 'Files'
    Target 'Files' in project 'Files' (no dependencies)
    Target 'Plot' in project 'Plot'
        ➜ Explicit dependency on target 'Plot' in project 'Plot'
    Target 'Plot' in project 'Plot' (no dependencies)
    Target 'Ink' in project 'Ink'
        ➜ Explicit dependency on target 'Ink' in project 'Ink'
    Target 'Ink' in project 'Ink' (no dependencies)
GatherProvisioningInputs
CreateBuildDescription
ExecuteExternalTool /Applications/Xcode-26.0.0-Beta.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/swiftc --version
ExecuteExternalTool /Applications/Xcode-26.0.0-Beta.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang -v -E -dM -isysroot /Applications/Xcode-26.0.0-Beta.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS26.0.sdk -x c -c /dev/null
ExecuteExternalTool /Applications/Xcode-26.0.0-Beta.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/ld -version_details
Build description signature: bc1db2a4184f610ba4ba966731101b70
Build description path: /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/XCBuildData/bc1db2a4184f610ba4ba966731101b70.xcbuilddata
error: The package product 'CollectionConcurrencyKit' requires minimum platform version 13.0 for the iOS platform, but this target supports 12.0 (in target 'Publish' from project 'Publish')
** BUILD FAILED **
The following build commands failed:
	Building workspace spi-builder-workspace with scheme ReadingTimePublishPlugin
(1 failure)
Command line invocation:
    /Applications/Xcode-26.0.0-Beta.app/Contents/Developer/usr/bin/xcodebuild -IDEClonedSourcePackagesDirPathOverride=/Users/admin/builder/spi-builder-workspace/.dependencies -resolvePackageDependencies
Resolve Package Graph
Resolved source packages:
  Files: https://github.com/johnsundell/files.git @ 4.3.0
  ShellOut: https://github.com/johnsundell/shellout.git @ 2.3.0
  Codextended: https://github.com/johnsundell/codextended.git @ 0.3.0
  ReadingTimePublishPlugin: /Users/admin/builder/spi-builder-workspace
  CollectionConcurrencyKit: https://github.com/johnsundell/collectionConcurrencyKit.git @ 0.2.0
  Plot: https://github.com/johnsundell/plot.git @ 0.14.0
  Sweep: https://github.com/johnsundell/sweep.git @ 0.4.0
  Publish: https://github.com/johnsundell/publish.git @ 0.9.0
  Ink: https://github.com/johnsundell/ink.git @ 0.6.0
resolved source packages: Files, ShellOut, Codextended, ReadingTimePublishPlugin, CollectionConcurrencyKit, Plot, Sweep, Publish, Ink
{
  "dependencies" : [
    {
      "identity" : "publish",
      "requirement" : {
        "range" : [
          {
            "lower_bound" : "0.9.0",
            "upper_bound" : "1.0.0"
          }
        ]
      },
      "type" : "sourceControl",
      "url" : "https://github.com/johnsundell/publish.git"
    }
  ],
  "manifest_display_name" : "ReadingTimePublishPlugin",
  "name" : "ReadingTimePublishPlugin",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
    {
      "name" : "macos",
      "version" : "12.0"
    }
  ],
  "products" : [
    {
      "name" : "ReadingTimePublishPlugin",
      "targets" : [
        "ReadingTimePublishPlugin"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "ReadingTimePublishPluginTests",
      "module_type" : "SwiftTarget",
      "name" : "ReadingTimePublishPluginTests",
      "path" : "Tests/ReadingTimePublishPluginTests",
      "sources" : [
        "ConsoleOutputTests.swift",
        "ReadingTimeTests.swift"
      ],
      "target_dependencies" : [
        "ReadingTimePublishPlugin"
      ],
      "type" : "test"
    },
    {
      "c99name" : "ReadingTimePublishPlugin",
      "module_type" : "SwiftTarget",
      "name" : "ReadingTimePublishPlugin",
      "path" : "Sources/ReadingTimePublishPlugin",
      "product_dependencies" : [
        "Publish"
      ],
      "product_memberships" : [
        "ReadingTimePublishPlugin"
      ],
      "sources" : [
        "CommandLine+Output.swift",
        "ReadingTime.swift"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "5.5"
}
{
  "workspace" : {
    "name" : "spi-builder-workspace",
    "schemes" : [
      "ReadingTimePublishPlugin"
    ]
  }
}
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-26.0.0-Beta.app xcrun xcodebuild -IDEClonedSourcePackagesDirPathOverride=$PWD/.dependencies -skipMacroValidation -skipPackagePluginValidation -derivedDataPath $PWD/.derivedData build -scheme ReadingTimePublishPlugin -destination generic/platform=iOS
Command line invocation:
    /Applications/Xcode-26.0.0-Beta.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 ReadingTimePublishPlugin -destination generic/platform=iOS
Resolve Package Graph
Resolved source packages:
  CollectionConcurrencyKit: https://github.com/johnsundell/collectionConcurrencyKit.git @ 0.2.0
  Ink: https://github.com/johnsundell/ink.git @ 0.6.0
  Codextended: https://github.com/johnsundell/codextended.git @ 0.3.0
  ReadingTimePublishPlugin: /Users/admin/builder/spi-builder-workspace
  Files: https://github.com/johnsundell/files.git @ 4.3.0
  Plot: https://github.com/johnsundell/plot.git @ 0.14.0
  Sweep: https://github.com/johnsundell/sweep.git @ 0.4.0
  Publish: https://github.com/johnsundell/publish.git @ 0.9.0
  ShellOut: https://github.com/johnsundell/shellout.git @ 2.3.0
ComputePackagePrebuildTargetDependencyGraph
Prepare packages
CreateBuildRequest
SendProjectDescription
CreateBuildOperation
ComputeTargetDependencyGraph
note: Building targets in dependency order
note: Target dependency graph (19 targets)
    Target 'ReadingTimePublishPluginTests' in project 'ReadingTimePublishPlugin'
        ➜ Explicit dependency on target 'ReadingTimePublishPlugin' in project 'ReadingTimePublishPlugin'
        ➜ Explicit dependency on target 'Publish' in project 'Publish'
    Target 'ReadingTimePublishPlugin' in project 'ReadingTimePublishPlugin'
        ➜ Explicit dependency on target 'ReadingTimePublishPlugin' in project 'ReadingTimePublishPlugin'
        ➜ Explicit dependency on target 'Publish' in project 'Publish'
    Target 'ReadingTimePublishPlugin' in project 'ReadingTimePublishPlugin'
        ➜ Explicit dependency on target 'Publish' in project 'Publish'
    Target 'Publish' in project 'Publish'
        ➜ Explicit dependency on target 'Publish' in project 'Publish'
        ➜ Explicit dependency on target 'Ink' in project 'Ink'
        ➜ Explicit dependency on target 'Plot' in project 'Plot'
        ➜ Explicit dependency on target 'Files' in project 'Files'
        ➜ Explicit dependency on target 'Codextended' in project 'Codextended'
        ➜ Explicit dependency on target 'ShellOut' in project 'ShellOut'
        ➜ Explicit dependency on target 'Sweep' in project 'Sweep'
        ➜ Explicit dependency on target 'CollectionConcurrencyKit' in project 'CollectionConcurrencyKit'
    Target 'Publish' in project 'Publish'
        ➜ Explicit dependency on target 'Ink' in project 'Ink'
        ➜ Explicit dependency on target 'Plot' in project 'Plot'
        ➜ Explicit dependency on target 'Files' in project 'Files'
        ➜ Explicit dependency on target 'Codextended' in project 'Codextended'
        ➜ Explicit dependency on target 'ShellOut' in project 'ShellOut'
        ➜ Explicit dependency on target 'Sweep' in project 'Sweep'
        ➜ Explicit dependency on target 'CollectionConcurrencyKit' in project 'CollectionConcurrencyKit'
    Target 'CollectionConcurrencyKit' in project 'CollectionConcurrencyKit'
        ➜ Explicit dependency on target 'CollectionConcurrencyKit' in project 'CollectionConcurrencyKit'
    Target 'CollectionConcurrencyKit' in project 'CollectionConcurrencyKit' (no dependencies)
    Target 'Sweep' in project 'Sweep'
        ➜ Explicit dependency on target 'Sweep' in project 'Sweep'
    Target 'Sweep' in project 'Sweep' (no dependencies)
    Target 'ShellOut' in project 'ShellOut'
        ➜ Explicit dependency on target 'ShellOut' in project 'ShellOut'
    Target 'ShellOut' in project 'ShellOut' (no dependencies)
    Target 'Codextended' in project 'Codextended'
        ➜ Explicit dependency on target 'Codextended' in project 'Codextended'
    Target 'Codextended' in project 'Codextended' (no dependencies)
    Target 'Files' in project 'Files'
        ➜ Explicit dependency on target 'Files' in project 'Files'
    Target 'Files' in project 'Files' (no dependencies)
    Target 'Plot' in project 'Plot'
        ➜ Explicit dependency on target 'Plot' in project 'Plot'
    Target 'Plot' in project 'Plot' (no dependencies)
    Target 'Ink' in project 'Ink'
        ➜ Explicit dependency on target 'Ink' in project 'Ink'
    Target 'Ink' in project 'Ink' (no dependencies)
GatherProvisioningInputs
CreateBuildDescription
ExecuteExternalTool /Applications/Xcode-26.0.0-Beta.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/swiftc --version
ExecuteExternalTool /Applications/Xcode-26.0.0-Beta.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang -v -E -dM -isysroot /Applications/Xcode-26.0.0-Beta.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS26.0.sdk -x c -c /dev/null
ExecuteExternalTool /Applications/Xcode-26.0.0-Beta.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/ld -version_details
Build description signature: bc1db2a4184f610ba4ba966731101b70
Build description path: /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/XCBuildData/bc1db2a4184f610ba4ba966731101b70.xcbuilddata
error: The package product 'CollectionConcurrencyKit' requires minimum platform version 13.0 for the iOS platform, but this target supports 12.0 (in target 'Publish' from project 'Publish')
** BUILD FAILED **
The following build commands failed:
	Building workspace spi-builder-workspace with scheme ReadingTimePublishPlugin
(1 failure)
BUILD FAILURE 6.2 iOS