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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 SLTools, reference master (9dffa6), with Swift 6.1 for tvOS using Xcode 16.3 on 25 Apr 2025 18:01:43 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/shial4/sltools.git
Reference: master
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/shial4/sltools
 * branch            master     -> FETCH_HEAD
 * [new branch]      master     -> origin/master
HEAD is now at 9dffa6e Update to Kitura 2.0
Cloned https://github.com/shial4/sltools.git
Revision (git rev-parse @):
9dffa6e33d2d32d3517c683fc408d630141c5c5e
SUCCESS checkout https://github.com/shial4/sltools.git at master
========================================
Build
========================================
Selected platform:         tvOS
Swift version:             6.1
Building package at path:  $PWD
https://github.com/shial4/sltools.git
https://github.com/shial4/sltools.git
{
  "dependencies" : [
    {
      "identity" : "kitura",
      "requirement" : {
        "range" : [
          {
            "lower_bound" : "2.0.0",
            "upper_bound" : "3.0.0"
          }
        ]
      },
      "type" : "sourceControl",
      "url" : "https://github.com/IBM-Swift/Kitura.git"
    },
    {
      "identity" : "bluecryptor",
      "requirement" : {
        "range" : [
          {
            "lower_bound" : "0.8.18",
            "upper_bound" : "1.0.0"
          }
        ]
      },
      "type" : "sourceControl",
      "url" : "https://github.com/IBM-Swift/BlueCryptor.git"
    }
  ],
  "manifest_display_name" : "SLTools",
  "name" : "SLTools",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
  ],
  "products" : [
    {
      "name" : "SLTools",
      "targets" : [
        "SLTools"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "SLToolsTests",
      "module_type" : "SwiftTarget",
      "name" : "SLToolsTests",
      "path" : "Tests/SLToolsTests",
      "sources" : [
        "SLToolsTests.swift"
      ],
      "target_dependencies" : [
        "SLTools"
      ],
      "type" : "test"
    },
    {
      "c99name" : "SLTools",
      "module_type" : "SwiftTarget",
      "name" : "SLTools",
      "path" : "Sources/SLTools",
      "product_dependencies" : [
        "Kitura",
        "Cryptor"
      ],
      "product_memberships" : [
        "SLTools"
      ],
      "sources" : [
        "SLAuthenticator.swift",
        "SLCryptography.swift",
        "SLRouteController.swift",
        "SLValidator.swift"
      ],
      "type" : "library"
    }
  ],
  "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/IBM-Swift/BlueCryptor.git
Fetching from https://github.com/IBM-Swift/Kitura.git
the Swift tools version specification is missing a label; consider inserting 'swift-tools-version:' between the comment marker and the version specifierResolve Package Graph
Updating from https://github.com/IBM-Swift/BlueCryptor.git
Updating from https://github.com/IBM-Swift/Kitura.git
the Swift tools version specification is missing a label; consider inserting 'swift-tools-version:' between the comment marker and the version specifierResolve Package Graph
Updating from https://github.com/IBM-Swift/Kitura.git
Updating from https://github.com/IBM-Swift/BlueCryptor.git
the Swift tools version specification is missing a label; consider inserting 'swift-tools-version:' between the comment marker and the version specifier
Resolved source packages:
  spi-builder-workspace: (null)
2025-04-25 11:01:41.472 xcodebuild[519:2885] Writing error result bundle to /var/folders/5k/5yc19ymj0jqd5v0zvgfqz0xw0000gn/T/ResultBundle_2025-25-04_11-01-0041.xcresult
xcodebuild: error: Could not resolve package dependencies:
  the Swift tools version specification is missing a label; consider inserting 'swift-tools-version:' between the comment marker and the version specifier
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/IBM-Swift/BlueCryptor.git
Updating from https://github.com/IBM-Swift/Kitura.git
the Swift tools version specification is missing a label; consider inserting 'swift-tools-version:' between the comment marker and the version specifier
Resolved source packages:
  spi-builder-workspace: (null)
2025-04-25 11:01:43.426 xcodebuild[857:4272] Writing error result bundle to /var/folders/5k/5yc19ymj0jqd5v0zvgfqz0xw0000gn/T/ResultBundle_2025-25-04_11-01-0043.xcresult
xcodebuild: error: Could not resolve package dependencies:
  the Swift tools version specification is missing a label; consider inserting 'swift-tools-version:' between the comment marker and the version specifier
BUILD FAILURE 6.1 tvOS