The Swift Package Index logo.Swift Package Index

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 StringIntegerAccess, reference 2.1.0 (595374), with Swift 6.1 for Linux on 26 Apr 2025 12:30:03 UTC.

Swift 6 data race errors: 0

Build Command

bash -c docker run --pull=always --rm -v "checkouts-4609320-2":/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 -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: 4.61.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/RougeWare/Swift-String-Integer-Access.git
Reference: 2.1.0
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/RougeWare/Swift-String-Integer-Access
 * tag               2.1.0      -> FETCH_HEAD
HEAD is now at 595374e Merge pull request #6 from RougeWare/feature/Mutation
Cloned https://github.com/RougeWare/Swift-String-Integer-Access.git
Revision (git rev-parse @):
595374e76274a7e951ba183fdd7f443801091d14
SUCCESS checkout https://github.com/RougeWare/Swift-String-Integer-Access.git at 2.1.0
========================================
Build
========================================
Selected platform:         linux
Swift version:             6.1
Building package at path:  $PWD
https://github.com/RougeWare/Swift-String-Integer-Access.git
https://github.com/RougeWare/Swift-String-Integer-Access.git
WARNING: environment variable SUPPRESS_SWIFT_6_FLAGS is not set
{
  "dependencies" : [
    {
      "identity" : "swift-safe-collection-access",
      "requirement" : {
        "range" : [
          {
            "lower_bound" : "2.2.1",
            "upper_bound" : "3.0.0"
          }
        ]
      },
      "type" : "sourceControl",
      "url" : "https://github.com/RougeWare/Swift-Safe-Collection-Access.git"
    },
    {
      "identity" : "swift-range-tools",
      "requirement" : {
        "range" : [
          {
            "lower_bound" : "1.2.0",
            "upper_bound" : "2.0.0"
          }
        ]
      },
      "type" : "sourceControl",
      "url" : "https://github.com/RougeWare/Swift-Range-Tools.git"
    }
  ],
  "manifest_display_name" : "StringIntegerAccess",
  "name" : "StringIntegerAccess",
  "path" : "/host/spi-builder-workspace",
  "platforms" : [
  ],
  "products" : [
    {
      "name" : "StringIntegerAccess",
      "targets" : [
        "StringIntegerAccess"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    },
    {
      "name" : "SafeStringIntegerAccess",
      "targets" : [
        "SafeStringIntegerAccess"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "StringIntegerAccessTests",
      "module_type" : "SwiftTarget",
      "name" : "StringIntegerAccessTests",
      "path" : "Tests/StringIntegerAccessTests",
      "sources" : [
        "StringIntegerAccessTests.swift",
        "XCTestManifests.swift"
      ],
      "target_dependencies" : [
        "StringIntegerAccess"
      ],
      "type" : "test"
    },
    {
      "c99name" : "StringIntegerAccess",
      "module_type" : "SwiftTarget",
      "name" : "StringIntegerAccess",
      "path" : "Sources/StringIntegerAccess",
      "product_dependencies" : [
        "RangeTools"
      ],
      "product_memberships" : [
        "StringIntegerAccess",
        "SafeStringIntegerAccess"
      ],
      "sources" : [
        "String + Integer access.swift"
      ],
      "type" : "library"
    },
    {
      "c99name" : "SafeStringIntegerAccessTests",
      "module_type" : "SwiftTarget",
      "name" : "SafeStringIntegerAccessTests",
      "path" : "Tests/SafeStringIntegerAccessTests",
      "sources" : [
        "SafeStringIntegerAccessTests.swift"
      ],
      "target_dependencies" : [
        "SafeStringIntegerAccess"
      ],
      "type" : "test"
    },
    {
      "c99name" : "SafeStringIntegerAccess",
      "module_type" : "SwiftTarget",
      "name" : "SafeStringIntegerAccess",
      "path" : "Sources/SafeStringIntegerAccess",
      "product_dependencies" : [
        "SafeCollectionAccess",
        "RangeTools"
      ],
      "product_memberships" : [
        "SafeStringIntegerAccess"
      ],
      "sources" : [
        "StringIntegerAccess + SafeCollectionAccess.swift"
      ],
      "target_dependencies" : [
        "StringIntegerAccess"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "5.2"
}
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-4609320-2":/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 -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-6.1-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
Fetching https://github.com/RougeWare/Swift-Range-Tools.git
Fetching https://github.com/RougeWare/Swift-Safe-Collection-Access.git
[1/70] Fetching swift-range-tools
[11/217] Fetching swift-range-tools, swift-safe-collection-access
Fetched https://github.com/RougeWare/Swift-Range-Tools.git from cache (0.32s)
Fetched https://github.com/RougeWare/Swift-Safe-Collection-Access.git from cache (0.32s)
Computing version for https://github.com/RougeWare/Swift-Range-Tools.git
Computed https://github.com/RougeWare/Swift-Range-Tools.git at 1.2.1 (1.04s)
Computing version for https://github.com/RougeWare/Swift-Safe-Collection-Access.git
Computed https://github.com/RougeWare/Swift-Safe-Collection-Access.git at 2.2.2 (0.53s)
Creating working copy for https://github.com/RougeWare/Swift-Range-Tools.git
Working copy of https://github.com/RougeWare/Swift-Range-Tools.git resolved at 1.2.1
Creating working copy for https://github.com/RougeWare/Swift-Safe-Collection-Access.git
Working copy of https://github.com/RougeWare/Swift-Safe-Collection-Access.git resolved at 2.2.2
Building for debugging...
[0/5] Write sources
[4/5] Write swift-version-24593BA9C3E375BF.txt
[6/8] Compiling RangeTools Default conformances.swift
[7/8] Emitting module RangeTools
[8/8] Compiling RangeTools RangeProtocol.swift
[10/15] Emitting module StringIntegerAccess
/host/spi-builder-workspace/Sources/StringIntegerAccess/String + Integer access.swift:310:1: warning: extension declares a conformance of imported type 'String' to imported protocol 'RandomAccessCollection'; this will not behave correctly if the owners of 'Swift' introduce this conformance in the future
308 | // MARK: - Conformance to RandomAccessCollection
309 |
310 | extension String: RandomAccessCollection {}
    | |- warning: extension declares a conformance of imported type 'String' to imported protocol 'RandomAccessCollection'; this will not behave correctly if the owners of 'Swift' introduce this conformance in the future
    | `- note: add '@retroactive' to silence this warning
311 | extension Substring: RandomAccessCollection {}
312 |
/host/spi-builder-workspace/Sources/StringIntegerAccess/String + Integer access.swift:311:1: warning: extension declares a conformance of imported type 'Substring' to imported protocol 'RandomAccessCollection'; this will not behave correctly if the owners of 'Swift' introduce this conformance in the future
309 |
310 | extension String: RandomAccessCollection {}
311 | extension Substring: RandomAccessCollection {}
    | |- warning: extension declares a conformance of imported type 'Substring' to imported protocol 'RandomAccessCollection'; this will not behave correctly if the owners of 'Swift' introduce this conformance in the future
    | `- note: add '@retroactive' to silence this warning
312 |
[11/15] Compiling StringIntegerAccess String + Integer access.swift
/host/spi-builder-workspace/Sources/StringIntegerAccess/String + Integer access.swift:310:1: warning: extension declares a conformance of imported type 'String' to imported protocol 'RandomAccessCollection'; this will not behave correctly if the owners of 'Swift' introduce this conformance in the future
308 | // MARK: - Conformance to RandomAccessCollection
309 |
310 | extension String: RandomAccessCollection {}
    | |- warning: extension declares a conformance of imported type 'String' to imported protocol 'RandomAccessCollection'; this will not behave correctly if the owners of 'Swift' introduce this conformance in the future
    | `- note: add '@retroactive' to silence this warning
311 | extension Substring: RandomAccessCollection {}
312 |
/host/spi-builder-workspace/Sources/StringIntegerAccess/String + Integer access.swift:311:1: warning: extension declares a conformance of imported type 'Substring' to imported protocol 'RandomAccessCollection'; this will not behave correctly if the owners of 'Swift' introduce this conformance in the future
309 |
310 | extension String: RandomAccessCollection {}
311 | extension Substring: RandomAccessCollection {}
    | |- warning: extension declares a conformance of imported type 'Substring' to imported protocol 'RandomAccessCollection'; this will not behave correctly if the owners of 'Swift' introduce this conformance in the future
    | `- note: add '@retroactive' to silence this warning
312 |
[12/16] Emitting module SafeCollectionAccess
[13/16] Compiling SafeCollectionAccess Ranges or nil.swift
[14/16] Compiling SafeCollectionAccess Safe Collection Access.swift
[15/16] Compiling SafeCollectionAccess SafeRangeExpression.swift
[18/19] Emitting module SafeStringIntegerAccess
[19/19] Compiling SafeStringIntegerAccess StringIntegerAccess + SafeCollectionAccess.swift
Build complete! (9.67s)
Build complete.
{
  "dependencies" : [
    {
      "identity" : "swift-safe-collection-access",
      "requirement" : {
        "range" : [
          {
            "lower_bound" : "2.2.1",
            "upper_bound" : "3.0.0"
          }
        ]
      },
      "type" : "sourceControl",
      "url" : "https://github.com/RougeWare/Swift-Safe-Collection-Access.git"
    },
    {
      "identity" : "swift-range-tools",
      "requirement" : {
        "range" : [
          {
            "lower_bound" : "1.2.0",
            "upper_bound" : "2.0.0"
          }
        ]
      },
      "type" : "sourceControl",
      "url" : "https://github.com/RougeWare/Swift-Range-Tools.git"
    }
  ],
  "manifest_display_name" : "StringIntegerAccess",
  "name" : "StringIntegerAccess",
  "path" : "/host/spi-builder-workspace",
  "platforms" : [
  ],
  "products" : [
    {
      "name" : "StringIntegerAccess",
      "targets" : [
        "StringIntegerAccess"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    },
    {
      "name" : "SafeStringIntegerAccess",
      "targets" : [
        "SafeStringIntegerAccess"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "StringIntegerAccessTests",
      "module_type" : "SwiftTarget",
      "name" : "StringIntegerAccessTests",
      "path" : "Tests/StringIntegerAccessTests",
      "sources" : [
        "StringIntegerAccessTests.swift",
        "XCTestManifests.swift"
      ],
      "target_dependencies" : [
        "StringIntegerAccess"
      ],
      "type" : "test"
    },
    {
      "c99name" : "StringIntegerAccess",
      "module_type" : "SwiftTarget",
      "name" : "StringIntegerAccess",
      "path" : "Sources/StringIntegerAccess",
      "product_dependencies" : [
        "RangeTools"
      ],
      "product_memberships" : [
        "StringIntegerAccess",
        "SafeStringIntegerAccess"
      ],
      "sources" : [
        "String + Integer access.swift"
      ],
      "type" : "library"
    },
    {
      "c99name" : "SafeStringIntegerAccessTests",
      "module_type" : "SwiftTarget",
      "name" : "SafeStringIntegerAccessTests",
      "path" : "Tests/SafeStringIntegerAccessTests",
      "sources" : [
        "SafeStringIntegerAccessTests.swift"
      ],
      "target_dependencies" : [
        "SafeStringIntegerAccess"
      ],
      "type" : "test"
    },
    {
      "c99name" : "SafeStringIntegerAccess",
      "module_type" : "SwiftTarget",
      "name" : "SafeStringIntegerAccess",
      "path" : "Sources/SafeStringIntegerAccess",
      "product_dependencies" : [
        "SafeCollectionAccess",
        "RangeTools"
      ],
      "product_memberships" : [
        "SafeStringIntegerAccess"
      ],
      "sources" : [
        "StringIntegerAccess + SafeCollectionAccess.swift"
      ],
      "target_dependencies" : [
        "StringIntegerAccess"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "5.2"
}
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.