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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 CSV.swift, reference main (5f39a1), with Swift 6.1 for macOS (SPM) on 29 Apr 2025 20:27:07 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/yaslab/CSV.swift.git
Reference: main
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/yaslab/CSV.swift
 * branch            main       -> FETCH_HEAD
 * [new branch]      main       -> origin/main
HEAD is now at 5f39a1a Update ci.yml
Cloned https://github.com/yaslab/CSV.swift.git
Revision (git rev-parse @):
5f39a1ae6141174a00257ae542ca1e9765bd3da9
SPI manifest file found: $PWD/.spi.yml
SUCCESS checkout https://github.com/yaslab/CSV.swift.git at main
========================================
Build
========================================
Selected platform:         macosSpm
Swift version:             6.1
Building package at path:  $PWD
https://github.com/yaslab/CSV.swift.git
https://github.com/yaslab/CSV.swift.git
{
  "dependencies" : [
  ],
  "manifest_display_name" : "CSV.swift",
  "name" : "CSV.swift",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
    {
      "name" : "ios",
      "version" : "12.0"
    },
    {
      "name" : "tvos",
      "version" : "12.0"
    },
    {
      "name" : "watchos",
      "version" : "4.0"
    },
    {
      "name" : "macos",
      "version" : "10.13"
    }
  ],
  "products" : [
    {
      "name" : "CSV",
      "targets" : [
        "CSV"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "CSVTests",
      "module_type" : "SwiftTarget",
      "name" : "CSVTests",
      "path" : "Tests/CSVTests",
      "sources" : [
        "BinaryReaderTests.swift",
        "CSVReaderTests.swift",
        "CSVRowDecoderTests.swift",
        "CSVWriterTests.swift",
        "LineBreakTests.swift",
        "ReadmeTests.swift",
        "TrimFieldsTests.swift",
        "UnicodeTests.swift",
        "Version1Tests.swift"
      ],
      "target_dependencies" : [
        "CSV"
      ],
      "type" : "test"
    },
    {
      "c99name" : "CSV",
      "module_type" : "SwiftTarget",
      "name" : "CSV",
      "path" : "Sources/CSV",
      "product_memberships" : [
        "CSV"
      ],
      "sources" : [
        "BinaryReader.swift",
        "CSVError.swift",
        "CSVReader.swift",
        "CSVRowDecoder.swift",
        "CSVWriter.swift",
        "Endian.swift",
        "Legacy.swift",
        "UnicodeIterator.swift"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "5.4"
}
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
Building for debugging...
[0/2] Write sources
[1/2] Write swift-version-2F0A5646E1D333AE.txt
[3/11] Compiling CSV Legacy.swift
[4/11] Compiling CSV UnicodeIterator.swift
[5/11] Compiling CSV Endian.swift
[6/11] Compiling CSV CSVWriter.swift
[7/11] Compiling CSV CSVReader.swift
[8/11] Compiling CSV CSVError.swift
[9/11] Emitting module CSV
[10/11] Compiling CSV CSVRowDecoder.swift
[11/11] Compiling CSV BinaryReader.swift
Build complete! (4.41s)
Build complete.
{
  "dependencies" : [
  ],
  "manifest_display_name" : "CSV.swift",
  "name" : "CSV.swift",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
    {
      "name" : "ios",
      "version" : "12.0"
    },
    {
      "name" : "tvos",
      "version" : "12.0"
    },
    {
      "name" : "watchos",
      "version" : "4.0"
    },
    {
      "name" : "macos",
      "version" : "10.13"
    }
  ],
  "products" : [
    {
      "name" : "CSV",
      "targets" : [
        "CSV"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "CSVTests",
      "module_type" : "SwiftTarget",
      "name" : "CSVTests",
      "path" : "Tests/CSVTests",
      "sources" : [
        "BinaryReaderTests.swift",
        "CSVReaderTests.swift",
        "CSVRowDecoderTests.swift",
        "CSVWriterTests.swift",
        "LineBreakTests.swift",
        "ReadmeTests.swift",
        "TrimFieldsTests.swift",
        "UnicodeTests.swift",
        "Version1Tests.swift"
      ],
      "target_dependencies" : [
        "CSV"
      ],
      "type" : "test"
    },
    {
      "c99name" : "CSV",
      "module_type" : "SwiftTarget",
      "name" : "CSV",
      "path" : "Sources/CSV",
      "product_memberships" : [
        "CSV"
      ],
      "sources" : [
        "BinaryReader.swift",
        "CSVError.swift",
        "CSVReader.swift",
        "CSVRowDecoder.swift",
        "CSVWriter.swift",
        "Endian.swift",
        "Legacy.swift",
        "UnicodeIterator.swift"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "5.4"
}
Done.