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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

Successful build of UForm, reference v3.1.1 (33d5df), with Swift 6.1 for macOS (SPM) on 30 Apr 2025 06:44:55 UTC.

Swift 6 data race errors: 0

Build Command

env DEVELOPER_DIR=/Applications/Xcode-16.3.0.app xcrun swift build --arch arm64 -Xswiftc -Xfrontend -Xswiftc -stats-output-dir -Xswiftc -Xfrontend -Xswiftc .stats -Xswiftc -strict-concurrency=complete -Xswiftc -enable-upcoming-feature -Xswiftc StrictConcurrency -Xswiftc -enable-upcoming-feature -Xswiftc DisableOutwardActorInference -Xswiftc -enable-upcoming-feature -Xswiftc GlobalActorIsolatedTypesUsability -Xswiftc -enable-upcoming-feature -Xswiftc InferSendableFromCaptures

Build Log

========================================
RunAll
========================================
Builder version: 4.61.1
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/unum-cloud/uform.git
Reference: v3.1.1
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/unum-cloud/uform
 * tag               v3.1.1     -> FETCH_HEAD
HEAD is now at 33d5df7 Release: v3.1.1 [skip ci]
Cloned https://github.com/unum-cloud/uform.git
Revision (git rev-parse @):
33d5df7951cf3bee8b14d1110cc3bbae1ff6fba8
SUCCESS checkout https://github.com/unum-cloud/uform.git at v3.1.1
========================================
Build
========================================
Selected platform:         macosSpm
Swift version:             6.1
Building package at path:  $PWD
https://github.com/unum-cloud/uform.git
https://github.com/unum-cloud/uform.git
{
  "dependencies" : [
    {
      "identity" : "swift-transformers",
      "requirement" : {
        "revision" : [
          "89fb5d97e1df347f9f588f62fc538dcad6fdb16c"
        ]
      },
      "type" : "sourceControl",
      "url" : "https://github.com/ashvardanian/swift-transformers"
    }
  ],
  "manifest_display_name" : "UForm",
  "name" : "UForm",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
    {
      "name" : "ios",
      "version" : "16.0"
    },
    {
      "name" : "tvos",
      "version" : "16.0"
    },
    {
      "name" : "macos",
      "version" : "13.0"
    },
    {
      "name" : "watchos",
      "version" : "6.0"
    }
  ],
  "products" : [
    {
      "name" : "UForm",
      "targets" : [
        "UForm"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "UFormTests",
      "module_type" : "SwiftTarget",
      "name" : "UFormTests",
      "path" : "swift",
      "sources" : [
        "EncodersTests.swift"
      ],
      "target_dependencies" : [
        "UForm"
      ],
      "type" : "test"
    },
    {
      "c99name" : "UForm",
      "module_type" : "SwiftTarget",
      "name" : "UForm",
      "path" : "swift",
      "product_dependencies" : [
        "Transformers"
      ],
      "product_memberships" : [
        "UForm"
      ],
      "sources" : [
        "Encoders.swift"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "5.9"
}
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 -Xswiftc -strict-concurrency=complete -Xswiftc -enable-upcoming-feature -Xswiftc StrictConcurrency -Xswiftc -enable-upcoming-feature -Xswiftc DisableOutwardActorInference -Xswiftc -enable-upcoming-feature -Xswiftc GlobalActorIsolatedTypesUsability -Xswiftc -enable-upcoming-feature -Xswiftc InferSendableFromCaptures
[1/1] Compiling plugin GenerateManual
Building for debugging...
[1/10] Write sources
[3/10] Copying gpt2_tokenizer_config.json
[4/10] Write sources
[4/10] Copying t5_tokenizer_config.json
[4/10] Write sources
[9/10] Write swift-version-2F0A5646E1D333AE.txt
[11/24] Compiling Hub resource_bundle_accessor.swift
[12/24] Emitting module Hub
[13/24] Compiling Hub Hub.swift
[14/24] Compiling Hub HubApi.swift
[15/24] Compiling Hub Downloader.swift
[16/36] Compiling Tokenizers Trie.swift
[17/36] Compiling Tokenizers UnigramTokenizer.swift
[18/37] Compiling TensorUtils MLMultiArray+Utils.swift
[19/37] Compiling TensorUtils MLShapedArray+Utils.swift
[20/37] Compiling TensorUtils TopPLogitsWarper.swift
[21/37] Compiling TensorUtils TopKLogitsWarper.swift
[22/37] Compiling TensorUtils LogitsWarper.swift
[23/37] Emitting module TensorUtils
[24/37] Compiling TensorUtils TemperatureLogitsWarper.swift
[25/37] Compiling TensorUtils LogitsProcessor.swift
[26/37] Compiling TensorUtils Math.swift
[27/37] Compiling Tokenizers Tokenizer.swift
[28/37] Compiling Tokenizers TokenLattice.swift
[29/37] Compiling Tokenizers PreTokenizer.swift
[30/37] Compiling Tokenizers Normalizer.swift
[31/37] Compiling Tokenizers PostProcessor.swift
[32/37] Compiling Tokenizers ByteEncoder.swift
[33/37] Compiling Tokenizers Decoder.swift
[34/37] Emitting module Tokenizers
[35/37] Compiling Tokenizers BPETokenizer.swift
[36/37] Compiling Tokenizers BertTokenizer.swift
[37/37] Compiling Tokenizers Utils.swift
[38/40] Emitting module Generation
[39/40] Compiling Generation GenerationConfig.swift
[40/40] Compiling Generation Generation.swift
[41/43] Compiling Models LanguageModelTypes.swift
[42/43] Emitting module Models
[43/43] Compiling Models LanguageModel.swift
[44/45] Compiling UForm Encoders.swift
[45/45] Emitting module UForm
Build complete! (12.93s)
Fetching https://github.com/ashvardanian/swift-transformers
[12/1182] Fetching swift-transformers
Fetched https://github.com/ashvardanian/swift-transformers from cache (1.17s)
Fetching https://github.com/apple/swift-argument-parser.git from cache
Fetched https://github.com/apple/swift-argument-parser.git from cache (0.65s)
Computing version for https://github.com/apple/swift-argument-parser.git
Computed https://github.com/apple/swift-argument-parser.git at 1.3.0 (1.16s)
Creating working copy for https://github.com/apple/swift-argument-parser.git
Working copy of https://github.com/apple/swift-argument-parser.git resolved at 1.3.0
Creating working copy for https://github.com/ashvardanian/swift-transformers
Working copy of https://github.com/ashvardanian/swift-transformers resolved at 89fb5d97e1df347f9f588f62fc538dcad6fdb16c
warning: 'spi-builder-workspace': found 1 file(s) which are unhandled; explicitly declare them as resources or exclude from the target
    /Users/admin/builder/spi-builder-workspace/swift/README.md
Build complete.
{
  "dependencies" : [
    {
      "identity" : "swift-transformers",
      "requirement" : {
        "revision" : [
          "89fb5d97e1df347f9f588f62fc538dcad6fdb16c"
        ]
      },
      "type" : "sourceControl",
      "url" : "https://github.com/ashvardanian/swift-transformers"
    }
  ],
  "manifest_display_name" : "UForm",
  "name" : "UForm",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
    {
      "name" : "ios",
      "version" : "16.0"
    },
    {
      "name" : "tvos",
      "version" : "16.0"
    },
    {
      "name" : "macos",
      "version" : "13.0"
    },
    {
      "name" : "watchos",
      "version" : "6.0"
    }
  ],
  "products" : [
    {
      "name" : "UForm",
      "targets" : [
        "UForm"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "UFormTests",
      "module_type" : "SwiftTarget",
      "name" : "UFormTests",
      "path" : "swift",
      "sources" : [
        "EncodersTests.swift"
      ],
      "target_dependencies" : [
        "UForm"
      ],
      "type" : "test"
    },
    {
      "c99name" : "UForm",
      "module_type" : "SwiftTarget",
      "name" : "UForm",
      "path" : "swift",
      "product_dependencies" : [
        "Transformers"
      ],
      "product_memberships" : [
        "UForm"
      ],
      "sources" : [
        "Encoders.swift"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "5.9"
}
Done.