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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 swift-varint, reference 0.0.2 (1ea4cd), with Swift 6.0 for Linux on 28 Feb 2025 06:43:36 UTC.

Swift 6 data race errors: 0

Build Command

bash -c docker run --pull=always --rm -v "checkouts-4609320-0":/host -w "$PWD" registry.gitlab.com/finestructure/spi-images:basic-6.0-latest swift build --triple x86_64-unknown-linux-gnu -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 2>&1

Build Log

========================================
RunAll
========================================
Builder version: 4.60.1
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/swift-libp2p/swift-varint.git
Reference: 0.0.2
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/swift-libp2p/swift-varint
 * tag               0.0.2      -> FETCH_HEAD
HEAD is now at 1ea4cd2 Merge pull request #1 from swift-libp2p/soundness
Cloned https://github.com/swift-libp2p/swift-varint.git
Revision (git rev-parse @):
1ea4cd2ea5f1c74527600de659f0805d2e12fa6b
SUCCESS checkout https://github.com/swift-libp2p/swift-varint.git at 0.0.2
========================================
Build
========================================
Selected platform:         linux
Swift version:             6.0
Building package at path:  $PWD
https://github.com/swift-libp2p/swift-varint.git
https://github.com/swift-libp2p/swift-varint.git
WARNING: environment variable SUPPRESS_SWIFT_6_FLAGS is not set
{
  "dependencies" : [
  ],
  "manifest_display_name" : "swift-varint",
  "name" : "swift-varint",
  "path" : "/host/spi-builder-workspace",
  "platforms" : [
  ],
  "products" : [
    {
      "name" : "VarInt",
      "targets" : [
        "VarInt"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "VarIntTests",
      "module_type" : "SwiftTarget",
      "name" : "VarIntTests",
      "path" : "Tests/VarIntTests",
      "sources" : [
        "VarIntTests.swift"
      ],
      "target_dependencies" : [
        "VarInt"
      ],
      "type" : "test"
    },
    {
      "c99name" : "VarInt",
      "module_type" : "SwiftTarget",
      "name" : "VarInt",
      "path" : "Sources/VarInt",
      "product_memberships" : [
        "VarInt"
      ],
      "sources" : [
        "BinaryEncoder.swift",
        "VarInt.swift"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "5.5"
}
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-4609320-0":/host -w "$PWD" registry.gitlab.com/finestructure/spi-images:basic-6.0-latest swift build --triple x86_64-unknown-linux-gnu -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 2>&1
basic-6.0-latest: Pulling from finestructure/spi-images
Digest: sha256:081dcf4fb829aea9d08447f4790431afbdfbcc335bfeed728ca69c6f181ae2aa
Status: Image is up to date for registry.gitlab.com/finestructure/spi-images:basic-6.0-latest
Building for debugging...
[0/2] Write sources
[1/2] Write swift-version-24593BA9C3E375BF.txt
[3/5] Compiling VarInt VarInt.swift
[4/5] Compiling VarInt BinaryEncoder.swift
/host/spi-builder-workspace/Sources/VarInt/BinaryEncoder.swift:53:17: warning: 'assign(from:count:)' is deprecated: renamed to 'update(from:count:)'
 51 |     private mutating func append(contentsOf bufferPointer: UnsafeBufferPointer<UInt8>) {
 52 |         let count = bufferPointer.count
 53 |         pointer.assign(from: bufferPointer.baseAddress!, count: count)
    |                 |- warning: 'assign(from:count:)' is deprecated: renamed to 'update(from:count:)'
    |                 `- note: use 'update(from:count:)' instead
 54 |         pointer = pointer.advanced(by: count)
 55 |     }
[5/5] Emitting module VarInt
Build complete! (8.47s)
Build complete.
{
  "dependencies" : [
  ],
  "manifest_display_name" : "swift-varint",
  "name" : "swift-varint",
  "path" : "/host/spi-builder-workspace",
  "platforms" : [
  ],
  "products" : [
    {
      "name" : "VarInt",
      "targets" : [
        "VarInt"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "VarIntTests",
      "module_type" : "SwiftTarget",
      "name" : "VarIntTests",
      "path" : "Tests/VarIntTests",
      "sources" : [
        "VarIntTests.swift"
      ],
      "target_dependencies" : [
        "VarInt"
      ],
      "type" : "test"
    },
    {
      "c99name" : "VarInt",
      "module_type" : "SwiftTarget",
      "name" : "VarInt",
      "path" : "Sources/VarInt",
      "product_memberships" : [
        "VarInt"
      ],
      "sources" : [
        "BinaryEncoder.swift",
        "VarInt.swift"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "5.5"
}
basic-6.0-latest: Pulling from finestructure/spi-images
Digest: sha256:081dcf4fb829aea9d08447f4790431afbdfbcc335bfeed728ca69c6f181ae2aa
Status: Image is up to date for registry.gitlab.com/finestructure/spi-images:basic-6.0-latest
Done.