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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 SwiftViz, reference 0.5.0 (c78b77), with Swift 6.1 for macOS (SPM) on 26 Apr 2025 21:15:00 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: 4.61.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/swiftviz/SwiftViz.git
Reference: 0.5.0
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/swiftviz/SwiftViz
 * tag               0.5.0      -> FETCH_HEAD
HEAD is now at c78b77f test coverage update
Cloned https://github.com/swiftviz/SwiftViz.git
Revision (git rev-parse @):
c78b77fc6e7c804c3a0e62245bb72df95c26dc66
SUCCESS checkout https://github.com/swiftviz/SwiftViz.git at 0.5.0
Fetching https://github.com/apple/swift-numerics from cache
Fetched https://github.com/apple/swift-numerics from cache (0.41s)
Computing version for https://github.com/apple/swift-numerics
Computed https://github.com/apple/swift-numerics at 1.0.3 (1.02s)
Creating working copy for https://github.com/apple/swift-numerics
Working copy of https://github.com/apple/swift-numerics resolved at 1.0.3
========================================
ResolveProductDependencies
========================================
Resolving dependencies ...
{
  "identity": ".resolve-product-dependencies",
  "name": "resolve-dependencies",
  "url": "/Users/admin/builder/spi-builder-workspace/.resolve-product-dependencies",
  "version": "unspecified",
  "path": "/Users/admin/builder/spi-builder-workspace/.resolve-product-dependencies",
  "dependencies": [
    {
      "identity": "swiftviz",
      "name": "SwiftViz",
      "url": "https://github.com/swiftviz/SwiftViz.git",
      "version": "unspecified",
      "path": "/Users/admin/builder/spi-builder-workspace/.resolve-product-dependencies/.build/checkouts/SwiftViz",
      "dependencies": [
        {
          "identity": "swift-numerics",
          "name": "swift-numerics",
          "url": "https://github.com/apple/swift-numerics",
          "version": "1.0.3",
          "path": "/Users/admin/builder/spi-builder-workspace/.resolve-product-dependencies/.build/checkouts/swift-numerics",
          "dependencies": [
          ]
        }
      ]
    }
  ]
}
Fetching https://github.com/swiftviz/SwiftViz.git
[1/1998] Fetching swiftviz
Fetched https://github.com/swiftviz/SwiftViz.git from cache (0.96s)
Fetching https://github.com/apple/swift-numerics from cache
Fetched https://github.com/apple/swift-numerics from cache (0.43s)
Computing version for https://github.com/apple/swift-numerics
Computed https://github.com/apple/swift-numerics at 1.0.3 (0.49s)
Creating working copy for https://github.com/swiftviz/SwiftViz.git
Working copy of https://github.com/swiftviz/SwiftViz.git resolved at 0.5.0 (c78b77f)
Creating working copy for https://github.com/apple/swift-numerics
Working copy of https://github.com/apple/swift-numerics resolved at 1.0.3
warning: '.resolve-product-dependencies': dependency 'swiftviz' is not used by any target
Found 1 product dependencies
  - swift-numerics
========================================
Build
========================================
Selected platform:         macosSpm
Swift version:             6.1
Building package at path:  $PWD
https://github.com/swiftviz/SwiftViz.git
https://github.com/swiftviz/SwiftViz.git
{
  "dependencies" : [
    {
      "identity" : "swift-numerics",
      "requirement" : {
        "range" : [
          {
            "lower_bound" : "1.0.0",
            "upper_bound" : "2.0.0"
          }
        ]
      },
      "type" : "sourceControl",
      "url" : "https://github.com/apple/swift-numerics"
    }
  ],
  "manifest_display_name" : "SwiftViz",
  "name" : "SwiftViz",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
    {
      "name" : "ios",
      "version" : "13.0"
    },
    {
      "name" : "macos",
      "version" : "10.15"
    },
    {
      "name" : "tvos",
      "version" : "13.0"
    }
  ],
  "products" : [
    {
      "name" : "SwiftViz",
      "targets" : [
        "SwiftViz"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "SwiftVizTests",
      "module_type" : "SwiftTarget",
      "name" : "SwiftVizTests",
      "path" : "Tests/SwiftVizTests",
      "product_dependencies" : [
        "Numerics"
      ],
      "sources" : [
        "ExternalPackageTests.swift",
        "InterpolateTests.swift",
        "LinearScaleTests.swift",
        "LogScaleTests.swift",
        "NiceValueTests.swift",
        "NormalizeTests.swift",
        "PowerScaleTests.swift",
        "ScaleFactoryTests.swift",
        "TickTests.swift",
        "TimeScaleTests.swift"
      ],
      "target_dependencies" : [
        "SwiftViz"
      ],
      "type" : "test"
    },
    {
      "c99name" : "SwiftViz",
      "module_type" : "SwiftTarget",
      "name" : "SwiftViz",
      "path" : "Sources/SwiftViz",
      "product_dependencies" : [
        "Numerics"
      ],
      "product_memberships" : [
        "SwiftViz"
      ],
      "sources" : [
        "Axis.swift",
        "LinearScale.swift",
        "LogScale.swift",
        "NiceValue.swift",
        "PowerScale.swift",
        "Scale.swift",
        "Tick.swift",
        "TickScale.swift"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "5.5"
}
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...
[0/6] Write sources
[4/6] Compiling _NumericsShims _NumericsShims.c
[5/6] Write swift-version-2F0A5646E1D333AE.txt
[7/16] Compiling RealModule Real.swift
[8/16] Compiling RealModule Float80+Real.swift
[9/17] Compiling RealModule Float+Real.swift
[10/17] Compiling RealModule ElementaryFunctions.swift
[11/17] Compiling RealModule Float16+Real.swift
[12/17] Compiling RealModule ApproximateEquality.swift
[13/17] Compiling RealModule AugmentedArithmetic.swift
[14/17] Emitting module RealModule
[15/17] Compiling RealModule AlgebraicField.swift
[16/17] Compiling RealModule Double+Real.swift
[17/17] Compiling RealModule RealFunctions.swift
[18/22] Compiling ComplexModule Differentiable.swift
[19/22] Compiling ComplexModule Complex.swift
[20/22] Compiling ComplexModule Arithmetic.swift
[21/22] Compiling ComplexModule ElementaryFunctions.swift
[22/22] Emitting module ComplexModule
[23/24] Emitting module Numerics
[24/24] Compiling Numerics Numerics.swift
[25/33] Emitting module SwiftViz
[26/33] Compiling SwiftViz Axis.swift
[27/33] Compiling SwiftViz Scale.swift
[28/33] Compiling SwiftViz TickScale.swift
[29/33] Compiling SwiftViz LinearScale.swift
[30/33] Compiling SwiftViz PowerScale.swift
[31/33] Compiling SwiftViz LogScale.swift
[32/33] Compiling SwiftViz Tick.swift
[33/33] Compiling SwiftViz NiceValue.swift
Build complete! (7.22s)
Build complete.
{
  "dependencies" : [
    {
      "identity" : "swift-numerics",
      "requirement" : {
        "range" : [
          {
            "lower_bound" : "1.0.0",
            "upper_bound" : "2.0.0"
          }
        ]
      },
      "type" : "sourceControl",
      "url" : "https://github.com/apple/swift-numerics"
    }
  ],
  "manifest_display_name" : "SwiftViz",
  "name" : "SwiftViz",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
    {
      "name" : "ios",
      "version" : "13.0"
    },
    {
      "name" : "macos",
      "version" : "10.15"
    },
    {
      "name" : "tvos",
      "version" : "13.0"
    }
  ],
  "products" : [
    {
      "name" : "SwiftViz",
      "targets" : [
        "SwiftViz"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "SwiftVizTests",
      "module_type" : "SwiftTarget",
      "name" : "SwiftVizTests",
      "path" : "Tests/SwiftVizTests",
      "product_dependencies" : [
        "Numerics"
      ],
      "sources" : [
        "ExternalPackageTests.swift",
        "InterpolateTests.swift",
        "LinearScaleTests.swift",
        "LogScaleTests.swift",
        "NiceValueTests.swift",
        "NormalizeTests.swift",
        "PowerScaleTests.swift",
        "ScaleFactoryTests.swift",
        "TickTests.swift",
        "TimeScaleTests.swift"
      ],
      "target_dependencies" : [
        "SwiftViz"
      ],
      "type" : "test"
    },
    {
      "c99name" : "SwiftViz",
      "module_type" : "SwiftTarget",
      "name" : "SwiftViz",
      "path" : "Sources/SwiftViz",
      "product_dependencies" : [
        "Numerics"
      ],
      "product_memberships" : [
        "SwiftViz"
      ],
      "sources" : [
        "Axis.swift",
        "LinearScale.swift",
        "LogScale.swift",
        "NiceValue.swift",
        "PowerScale.swift",
        "Scale.swift",
        "Tick.swift",
        "TickScale.swift"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "5.5"
}
Done.