Swift Package Index

Build Information

Failed to build Twinkle, reference main (673cc0), with Swift 6.1 for macOS (SPM) on 21 Jan 2026 13:45:05 UTC.

Build Command

env DEVELOPER_DIR=/Applications/Xcode-16.3.0.app xcrun swift build --arch arm64

Build Log

========================================
RunAll
========================================
Builder version: 4.68.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/piemonte/Twinkle.git
Reference: main
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/piemonte/Twinkle
 * branch            main       -> FETCH_HEAD
 * [new branch]      main       -> origin/main
HEAD is now at 673cc05 update README
Cloned https://github.com/piemonte/Twinkle.git
Revision (git rev-parse @):
673cc05c01307b049f011f18e87b9ca06abf2b80
SUCCESS checkout https://github.com/piemonte/Twinkle.git at main
========================================
Build
========================================
Selected platform:         macosSpm
Swift version:             6.1
Building package at path:  $PWD
https://github.com/piemonte/Twinkle.git
https://github.com/piemonte/Twinkle.git
{
  "dependencies" : [
  ],
  "manifest_display_name" : "Twinkle",
  "name" : "Twinkle",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
    {
      "name" : "ios",
      "version" : "15.0"
    },
    {
      "name" : "tvos",
      "version" : "15.0"
    }
  ],
  "products" : [
    {
      "name" : "Twinkle",
      "targets" : [
        "Twinkle"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "swift_languages_versions" : [
    "6"
  ],
  "targets" : [
    {
      "c99name" : "Twinkle",
      "module_type" : "SwiftTarget",
      "name" : "Twinkle",
      "path" : "Sources",
      "product_memberships" : [
        "Twinkle"
      ],
      "resources" : [
        {
          "path" : "/Users/admin/builder/spi-builder-workspace/Sources/Resources/TwinkleImage.png",
          "rule" : {
            "process" : {
            }
          }
        }
      ],
      "sources" : [
        "Twinkle.swift"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "6.0"
}
warning: 'spi-builder-workspace': /Users/admin/builder/spi-builder-workspace/Package.swift:5:15: warning: 'init(name:defaultLocalization:platforms:pkgConfig:providers:products:dependencies:targets:swiftLanguageVersions:cLanguageStandard:cxxLanguageStandard:)' is deprecated: replaced by 'init(name:defaultLocalization:platforms:pkgConfig:providers:products:dependencies:targets:swiftLanguageModes:cLanguageStandard:cxxLanguageStandard:)'
 3 | import PackageDescription
 4 |
 5 | let package = Package(
   |               |- warning: 'init(name:defaultLocalization:platforms:pkgConfig:providers:products:dependencies:targets:swiftLanguageVersions:cLanguageStandard:cxxLanguageStandard:)' is deprecated: replaced by 'init(name:defaultLocalization:platforms:pkgConfig:providers:products:dependencies:targets:swiftLanguageModes:cLanguageStandard:cxxLanguageStandard:)'
   |               `- note: use 'init(name:defaultLocalization:platforms:pkgConfig:providers:products:dependencies:targets:swiftLanguageModes:cLanguageStandard:cxxLanguageStandard:)' instead
 6 |     name: "Twinkle",
 7 |     platforms: [
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-16.3.0.app xcrun swift build --arch arm64 -Xswiftc -Xfrontend -Xswiftc -stats-output-dir -Xswiftc -Xfrontend -Xswiftc .stats
Building for debugging...
[0/3] Write sources
[1/3] Copying TwinkleImage.png
[2/3] Write swift-version-2F0A5646E1D333AE.txt
error: emit-module command failed with exit code 1 (use -v to see invocation)
[4/6] Emitting module Twinkle
/Users/admin/builder/spi-builder-workspace/Sources/Twinkle.swift:28:8: error: no such module 'UIKit'
 26 | //  SOFTWARE.
 27 |
 28 | import UIKit
    |        `- error: no such module 'UIKit'
 29 | import Foundation
 30 | import CoreGraphics
[5/6] Compiling Twinkle Twinkle.swift
/Users/admin/builder/spi-builder-workspace/Sources/Twinkle.swift:28:8: error: no such module 'UIKit'
 26 | //  SOFTWARE.
 27 |
 28 | import UIKit
    |        `- error: no such module 'UIKit'
 29 | import Foundation
 30 | import CoreGraphics
[6/6] Compiling Twinkle resource_bundle_accessor.swift
/Users/admin/builder/spi-builder-workspace/Sources/Twinkle.swift:28:8: error: no such module 'UIKit'
 26 | //  SOFTWARE.
 27 |
 28 | import UIKit
    |        `- error: no such module 'UIKit'
 29 | import Foundation
 30 | import CoreGraphics
warning: 'spi-builder-workspace': /Users/admin/builder/spi-builder-workspace/Package.swift:5:15: warning: 'init(name:defaultLocalization:platforms:pkgConfig:providers:products:dependencies:targets:swiftLanguageVersions:cLanguageStandard:cxxLanguageStandard:)' is deprecated: replaced by 'init(name:defaultLocalization:platforms:pkgConfig:providers:products:dependencies:targets:swiftLanguageModes:cLanguageStandard:cxxLanguageStandard:)'
 3 | import PackageDescription
 4 |
 5 | let package = Package(
   |               |- warning: 'init(name:defaultLocalization:platforms:pkgConfig:providers:products:dependencies:targets:swiftLanguageVersions:cLanguageStandard:cxxLanguageStandard:)' is deprecated: replaced by 'init(name:defaultLocalization:platforms:pkgConfig:providers:products:dependencies:targets:swiftLanguageModes:cLanguageStandard:cxxLanguageStandard:)'
   |               `- note: use 'init(name:defaultLocalization:platforms:pkgConfig:providers:products:dependencies:targets:swiftLanguageModes:cLanguageStandard:cxxLanguageStandard:)' instead
 6 |     name: "Twinkle",
 7 |     platforms: [
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-16.3.0.app xcrun swift build --arch arm64
[0/1] Planning build
Building for debugging...
[0/1] Write swift-version-2F0A5646E1D333AE.txt
[2/4] Compiling Twinkle resource_bundle_accessor.swift
/Users/admin/builder/spi-builder-workspace/Sources/Twinkle.swift:28:8: error: no such module 'UIKit'
 26 | //  SOFTWARE.
 27 |
 28 | import UIKit
    |        `- error: no such module 'UIKit'
 29 | import Foundation
 30 | import CoreGraphics
error: emit-module command failed with exit code 1 (use -v to see invocation)
[3/4] Emitting module Twinkle
/Users/admin/builder/spi-builder-workspace/Sources/Twinkle.swift:28:8: error: no such module 'UIKit'
 26 | //  SOFTWARE.
 27 |
 28 | import UIKit
    |        `- error: no such module 'UIKit'
 29 | import Foundation
 30 | import CoreGraphics
[4/4] Compiling Twinkle Twinkle.swift
/Users/admin/builder/spi-builder-workspace/Sources/Twinkle.swift:28:8: error: no such module 'UIKit'
 26 | //  SOFTWARE.
 27 |
 28 | import UIKit
    |        `- error: no such module 'UIKit'
 29 | import Foundation
 30 | import CoreGraphics
BUILD FAILURE 6.1 macosSpm