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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 TrailerJson, reference main (87c0f9), with Swift 6.1 for Linux on 29 Apr 2025 16:56:57 UTC.

Swift 6 data race errors: 0

Build Command

bash -c docker run --pull=always --rm -v "checkouts-4606859-1":/host -w "$PWD" registry.gitlab.com/finestructure/spi-images:basic-6.1-latest swift build --triple x86_64-unknown-linux-gnu -Xswiftc -Xfrontend -Xswiftc -stats-output-dir -Xswiftc -Xfrontend -Xswiftc .stats 2>&1

Build Log

========================================
RunAll
========================================
Builder version: 4.61.1
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/ptsochantaris/trailer-json.git
Reference: main
Initialized empty Git repository in /host/spi-builder-workspace/.git/
hint: Using 'master' as the name for the initial branch. This default branch name
hint: is subject to change. To configure the initial branch name to use in all
hint: of your new repositories, which will suppress this warning, call:
hint:
hint: 	git config --global init.defaultBranch <name>
hint:
hint: Names commonly chosen instead of 'master' are 'main', 'trunk' and
hint: 'development'. The just-created branch can be renamed via this command:
hint:
hint: 	git branch -m <name>
From https://github.com/ptsochantaris/trailer-json
 * branch            main       -> FETCH_HEAD
 * [new branch]      main       -> origin/main
HEAD is now at 87c0f94 Correct handling of escapes while slicing strings
Cloned https://github.com/ptsochantaris/trailer-json.git
Revision (git rev-parse @):
87c0f9442759f561cbb1dbdc2abc9d095a946159
SPI manifest file found: $PWD/.spi.yml
SUCCESS checkout https://github.com/ptsochantaris/trailer-json.git at main
========================================
Build
========================================
Selected platform:         linux
Swift version:             6.1
Building package at path:  $PWD
https://github.com/ptsochantaris/trailer-json.git
https://github.com/ptsochantaris/trailer-json.git
WARNING: environment variable SUPPRESS_SWIFT_6_FLAGS is not set
{
  "dependencies" : [
  ],
  "manifest_display_name" : "TrailerJson",
  "name" : "TrailerJson",
  "path" : "/host/spi-builder-workspace",
  "platforms" : [
    {
      "name" : "macos",
      "version" : "11.0"
    },
    {
      "name" : "ios",
      "version" : "14.0"
    },
    {
      "name" : "watchos",
      "version" : "7.0"
    }
  ],
  "products" : [
    {
      "name" : "TrailerJson",
      "targets" : [
        "TrailerJson"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    },
    {
      "name" : "Benchmark",
      "targets" : [
        "Benchmark"
      ],
      "type" : {
        "executable" : null
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "TrailerJsonTests",
      "module_type" : "SwiftTarget",
      "name" : "TrailerJsonTests",
      "path" : "Tests/TrailerJsonTests",
      "resources" : [
        {
          "path" : "/host/spi-builder-workspace/Tests/TrailerJsonTests/10mb.json",
          "rule" : {
            "copy" : {
            }
          }
        },
        {
          "path" : "/host/spi-builder-workspace/Tests/TrailerJsonTests/issueList.json",
          "rule" : {
            "copy" : {
            }
          }
        }
      ],
      "sources" : [
        "TrailerJsonTests.swift",
        "TypedJsonTests.swift"
      ],
      "target_dependencies" : [
        "TrailerJson"
      ],
      "type" : "test"
    },
    {
      "c99name" : "TrailerJson",
      "module_type" : "SwiftTarget",
      "name" : "TrailerJson",
      "path" : "Sources/TrailerJson",
      "product_memberships" : [
        "TrailerJson",
        "Benchmark"
      ],
      "sources" : [
        "Common.swift",
        "TrailerJson.swift",
        "TypedJson.swift",
        "TypedJsonEntry.swift"
      ],
      "type" : "library"
    },
    {
      "c99name" : "Benchmark",
      "module_type" : "SwiftTarget",
      "name" : "Benchmark",
      "path" : "Sources/Benchmark",
      "product_memberships" : [
        "Benchmark"
      ],
      "resources" : [
        {
          "path" : "/host/spi-builder-workspace/Sources/Benchmark/10mb.json",
          "rule" : {
            "copy" : {
            }
          }
        }
      ],
      "sources" : [
        "Benchmark.swift"
      ],
      "target_dependencies" : [
        "TrailerJson"
      ],
      "type" : "executable"
    }
  ],
  "tools_version" : "6.0"
}
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-4606859-1":/host -w "$PWD" registry.gitlab.com/finestructure/spi-images:basic-6.1-latest swift build --triple x86_64-unknown-linux-gnu -Xswiftc -Xfrontend -Xswiftc -stats-output-dir -Xswiftc -Xfrontend -Xswiftc .stats 2>&1
basic-6.1-latest: Pulling from finestructure/spi-images
Digest: sha256:3bdcac04179f4ed3e5b8e9dbd6e74bbf5ebc0f4fde48bbaad7d1e5c757e65bcb
Status: Image is up to date for registry.gitlab.com/finestructure/spi-images:basic-6.1-latest
Building for debugging...
[0/8] Write sources
[2/8] Copying 10mb.json
[3/8] Write swift-version-24593BA9C3E375BF.txt
[5/13] Compiling TrailerJson TypedJsonEntry.swift
[6/13] Compiling TrailerJson TypedJson.swift
[7/13] Compiling TrailerJson TrailerJson.swift
[8/13] Emitting module TrailerJson
[9/13] Compiling TrailerJson Common.swift
[10/14] Wrapping AST for TrailerJson for debugging
[12/17] Compiling Benchmark resource_bundle_accessor.swift
[13/17] Emitting module Benchmark
[14/17] Compiling Benchmark Benchmark.swift
[15/18] Wrapping AST for Benchmark for debugging
[16/18] Write Objects.LinkFileList
[17/18] Linking Benchmark
Build complete! (10.37s)
Build complete.
{
  "dependencies" : [
  ],
  "manifest_display_name" : "TrailerJson",
  "name" : "TrailerJson",
  "path" : "/host/spi-builder-workspace",
  "platforms" : [
    {
      "name" : "macos",
      "version" : "11.0"
    },
    {
      "name" : "ios",
      "version" : "14.0"
    },
    {
      "name" : "watchos",
      "version" : "7.0"
    }
  ],
  "products" : [
    {
      "name" : "TrailerJson",
      "targets" : [
        "TrailerJson"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    },
    {
      "name" : "Benchmark",
      "targets" : [
        "Benchmark"
      ],
      "type" : {
        "executable" : null
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "TrailerJsonTests",
      "module_type" : "SwiftTarget",
      "name" : "TrailerJsonTests",
      "path" : "Tests/TrailerJsonTests",
      "resources" : [
        {
          "path" : "/host/spi-builder-workspace/Tests/TrailerJsonTests/10mb.json",
          "rule" : {
            "copy" : {
            }
          }
        },
        {
          "path" : "/host/spi-builder-workspace/Tests/TrailerJsonTests/issueList.json",
          "rule" : {
            "copy" : {
            }
          }
        }
      ],
      "sources" : [
        "TrailerJsonTests.swift",
        "TypedJsonTests.swift"
      ],
      "target_dependencies" : [
        "TrailerJson"
      ],
      "type" : "test"
    },
    {
      "c99name" : "TrailerJson",
      "module_type" : "SwiftTarget",
      "name" : "TrailerJson",
      "path" : "Sources/TrailerJson",
      "product_memberships" : [
        "TrailerJson",
        "Benchmark"
      ],
      "sources" : [
        "Common.swift",
        "TrailerJson.swift",
        "TypedJson.swift",
        "TypedJsonEntry.swift"
      ],
      "type" : "library"
    },
    {
      "c99name" : "Benchmark",
      "module_type" : "SwiftTarget",
      "name" : "Benchmark",
      "path" : "Sources/Benchmark",
      "product_memberships" : [
        "Benchmark"
      ],
      "resources" : [
        {
          "path" : "/host/spi-builder-workspace/Sources/Benchmark/10mb.json",
          "rule" : {
            "copy" : {
            }
          }
        }
      ],
      "sources" : [
        "Benchmark.swift"
      ],
      "target_dependencies" : [
        "TrailerJson"
      ],
      "type" : "executable"
    }
  ],
  "tools_version" : "6.0"
}
basic-6.1-latest: Pulling from finestructure/spi-images
Digest: sha256:3bdcac04179f4ed3e5b8e9dbd6e74bbf5ebc0f4fde48bbaad7d1e5c757e65bcb
Status: Image is up to date for registry.gitlab.com/finestructure/spi-images:basic-6.1-latest
Done.