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Track the adoption of Swift 6 strict concurrency checks for data race safety. How many packages are Ready for Swift 6?

Build Information

Failed to build vipergen, reference 0.1.0 (eedf2a), with Swift 6.1 for tvOS using Xcode 16.3 on 24 Apr 2025 22:28:05 UTC.

Build Command

No build command. This typically means the build failed at an early stage where we determine the build command.

Build Log

========================================
RunAll
========================================
Builder version: 4.61.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/che1404/vipergen.git
Reference: 0.1.0
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/che1404/vipergen
 * tag               0.1.0      -> FETCH_HEAD
HEAD is now at eedf2ae Fixes on the templates
Cloned https://github.com/che1404/vipergen.git
Revision (git rev-parse @):
eedf2ae0af8b65c49e29b1193294a242d1878c8e
SUCCESS checkout https://github.com/che1404/vipergen.git at 0.1.0
========================================
Build
========================================
Selected platform:         tvOS
Swift version:             6.1
Building package at path:  $PWD
https://github.com/che1404/vipergen.git
https://github.com/che1404/vipergen.git
{
  "dependencies" : [
    {
      "identity" : "commander",
      "requirement" : {
        "range" : [
          {
            "lower_bound" : "0.6.0",
            "upper_bound" : "1.0.0"
          }
        ]
      },
      "type" : "sourceControl",
      "url" : "https://github.com/kylef/Commander.git"
    },
    {
      "identity" : "stencil",
      "requirement" : {
        "range" : [
          {
            "lower_bound" : "0.9.0",
            "upper_bound" : "1.0.0"
          }
        ]
      },
      "type" : "sourceControl",
      "url" : "https://github.com/kylef/Stencil.git"
    },
    {
      "identity" : "files",
      "requirement" : {
        "range" : [
          {
            "lower_bound" : "1.12.0",
            "upper_bound" : "2.0.0"
          }
        ]
      },
      "type" : "sourceControl",
      "url" : "https://github.com/JohnSundell/Files.git"
    }
  ],
  "manifest_display_name" : "vipergen",
  "name" : "vipergen",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
  ],
  "products" : [
    {
      "name" : "vipergen",
      "targets" : [
        "vipergen"
      ],
      "type" : {
        "executable" : null
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "vipergen",
      "module_type" : "SwiftTarget",
      "name" : "vipergen",
      "path" : "Sources/vipergen",
      "product_dependencies" : [
        "Stencil",
        "Commander",
        "Files"
      ],
      "product_memberships" : [
        "vipergen"
      ],
      "sources" : [
        "ViperModuleGenerator.swift",
        "ViperModuleGeneratorConfiguration.swift",
        "main.swift"
      ],
      "type" : "executable"
    }
  ],
  "tools_version" : "4.0"
}
Command line invocation:
    /Applications/Xcode-16.3.0.app/Contents/Developer/usr/bin/xcodebuild -IDEClonedSourcePackagesDirPathOverride=/Users/admin/builder/spi-builder-workspace/.dependencies -resolvePackageDependencies
Resolve Package Graph
Fetching from https://github.com/kylef/Stencil.git
Fetching from https://github.com/JohnSundell/Files.git
Fetching from https://github.com/kylef/Commander.git
package 'package.swift' is using Swift tools version 3.1.0 which is no longer supported; consider using '// swift-tools-version: 6.1' to specify the current tools versionResolve Package Graph
Updating from https://github.com/kylef/Commander.git
Updating from https://github.com/kylef/Stencil.git
Updating from https://github.com/JohnSundell/Files.git
package 'package.swift' is using Swift tools version 3.1.0 which is no longer supported; consider using '// swift-tools-version: 6.1' to specify the current tools versionResolve Package Graph
Updating from https://github.com/kylef/Stencil.git
Updating from https://github.com/kylef/Commander.git
Updating from https://github.com/JohnSundell/Files.git
package 'package.swift' is using Swift tools version 3.1.0 which is no longer supported; consider using '// swift-tools-version: 6.1' to specify the current tools version
Resolved source packages:
  spi-builder-workspace: (null)
2025-04-24 15:28:04.369 xcodebuild[517:2869] Writing error result bundle to /var/folders/5k/5yc19ymj0jqd5v0zvgfqz0xw0000gn/T/ResultBundle_2025-24-04_15-28-0004.xcresult
xcodebuild: error: Could not resolve package dependencies:
  package 'package.swift' is using Swift tools version 3.1.0 which is no longer supported; consider using '// swift-tools-version: 6.1' to specify the current tools version
Command line invocation:
    /Applications/Xcode-16.3.0.app/Contents/Developer/usr/bin/xcodebuild -IDEClonedSourcePackagesDirPathOverride=/Users/admin/builder/spi-builder-workspace/.dependencies -resolvePackageDependencies
Resolve Package Graph
Updating from https://github.com/kylef/Stencil.git
Updating from https://github.com/kylef/Commander.git
Updating from https://github.com/JohnSundell/Files.git
package 'package.swift' is using Swift tools version 3.1.0 which is no longer supported; consider using '// swift-tools-version: 6.1' to specify the current tools version
Resolved source packages:
  spi-builder-workspace: (null)
2025-04-24 15:28:05.749 xcodebuild[743:3834] Writing error result bundle to /var/folders/5k/5yc19ymj0jqd5v0zvgfqz0xw0000gn/T/ResultBundle_2025-24-04_15-28-0005.xcresult
xcodebuild: error: Could not resolve package dependencies:
  package 'package.swift' is using Swift tools version 3.1.0 which is no longer supported; consider using '// swift-tools-version: 6.1' to specify the current tools version
BUILD FAILURE 6.1 tvOS