Swift Package Index

Build Information

Successful build of SwiftTiktoken, reference 0.0.1 (e088d5), with Swift 6.4 for macOS (SPM) on 24 Sep 2026 00:39:20 UTC.

Swift 6 data race errors: 0

Build Command

env DEVELOPER_DIR=/Applications/Xcode-27.0.0-Release.Candidate.app xcrun swift build --arch arm64

Build Log

========================================
RunAll
========================================
Builder version: 5.1.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/DePasqualeOrg/swift-tiktoken.git
Reference: 0.0.1
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/DePasqualeOrg/swift-tiktoken
 * tag               0.0.1      -> FETCH_HEAD
HEAD is now at e088d53 Initial commit
Cloned https://github.com/DePasqualeOrg/swift-tiktoken.git
Revision (git rev-parse @):
e088d534d80dd1875ca3edfd69a16a6c25ab84c4
SUCCESS checkout https://github.com/DePasqualeOrg/swift-tiktoken.git at 0.0.1
========================================
Build
========================================
Selected platform:         macosSpm
Swift version:             6.4
Building package at path:  $PWD
https://github.com/DePasqualeOrg/swift-tiktoken.git
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-27.0.0-Release.Candidate.app xcrun swift build --arch arm64
Building for debugging...
[Pre-planning 1 / 95]
[Planning deferred tasks]
[24 / 40]
[25 / 41] SwiftTiktoken
[35 / 83]
[40 / 83]
[44 / 83]
[45 / 83]
[49 / 83]
[51 / 83]
[54 / 83]
[58 / 83]
[60 / 83]
[61 / 83]
[67 / 83] SwiftTiktoken
[76 / 84] Benchmark-product
[79 / 86] SwiftTiktoken
[80 / 86] SwiftTiktoken
[84 / 86] Benchmark-product
Build complete! (8.04 sec)
/Users/admin/builder/spi-builder-workspace/Sources/SwiftTiktoken/BytePairEncoding.swift:56:7: warning: variable 'partStart' was never mutated; consider changing to 'let' constant [#]8;;https://docs.swift.org/compiler/documentation/diagnostics/variable-never-mutated\VariableNeverMutated]8;;\]
 54 |   // - partPrev: index of the previous active part (-1 = start of list)
 55 |   let n = piece.count
 56 |   var partStart = ContiguousArray<Int>(unsafeUninitializedCapacity: n + 1) { buffer, count in
    |       `- warning: variable 'partStart' was never mutated; consider changing to 'let' constant [#]8;;https://docs.swift.org/compiler/documentation/diagnostics/variable-never-mutated\VariableNeverMutated]8;;\]
 57 |     for i in 0 ... n {
 58 |       buffer[i] = i
[#VariableNeverMutated]: <https://docs.swift.org/compiler/documentation/diagnostics/variable-never-mutated>
Build complete.
{
  "dependencies" : [
  ],
  "manifest_display_name" : "SwiftTiktoken",
  "name" : "SwiftTiktoken",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
    {
      "name" : "macos",
      "version" : "14.0"
    },
    {
      "name" : "ios",
      "version" : "17.0"
    }
  ],
  "products" : [
    {
      "name" : "SwiftTiktoken",
      "targets" : [
        "SwiftTiktoken"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    },
    {
      "name" : "Benchmark",
      "targets" : [
        "Benchmark"
      ],
      "type" : {
        "executable" : null
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "SwiftTiktokenTests",
      "module_type" : "SwiftTarget",
      "name" : "SwiftTiktokenTests",
      "path" : "Tests/SwiftTiktokenTests",
      "sources" : [
        "SwiftTiktokenTests.swift"
      ],
      "target_dependencies" : [
        "SwiftTiktoken"
      ],
      "type" : "test"
    },
    {
      "c99name" : "SwiftTiktoken",
      "module_type" : "SwiftTarget",
      "name" : "SwiftTiktoken",
      "path" : "Sources/SwiftTiktoken",
      "product_memberships" : [
        "SwiftTiktoken",
        "Benchmark"
      ],
      "sources" : [
        "BytePairEncoding.swift",
        "CoreBPE.swift",
        "EncodingLoader.swift",
        "TiktokenError.swift"
      ],
      "type" : "library"
    },
    {
      "c99name" : "Benchmark",
      "module_type" : "SwiftTarget",
      "name" : "Benchmark",
      "path" : "Sources/Benchmark",
      "product_memberships" : [
        "Benchmark"
      ],
      "sources" : [
        "main.swift"
      ],
      "target_dependencies" : [
        "SwiftTiktoken"
      ],
      "type" : "executable"
    }
  ],
  "tools_version" : "6.2"
}
Done.