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 Tree, reference v1.0.1 (3021e4), with Swift 6.1 for macOS (SPM) on 30 Apr 2025 05:34:04 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: 4.61.1
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/mattcox/Tree.git
Reference: v1.0.1
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/mattcox/Tree
 * tag               v1.0.1     -> FETCH_HEAD
HEAD is now at 3021e42 Merge pull request #2 from Jomy10/main
Cloned https://github.com/mattcox/Tree.git
Revision (git rev-parse @):
3021e4280573866c3d92e5104916640a9bcc9788
SUCCESS checkout https://github.com/mattcox/Tree.git at v1.0.1
========================================
Build
========================================
Selected platform:         macosSpm
Swift version:             6.1
Building package at path:  $PWD
https://github.com/mattcox/Tree.git
https://github.com/mattcox/Tree.git
{
  "dependencies" : [
    {
      "identity" : "swift-collections",
      "requirement" : {
        "range" : [
          {
            "lower_bound" : "1.1.4",
            "upper_bound" : "1.2.0"
          }
        ]
      },
      "type" : "sourceControl",
      "url" : "https://github.com/apple/swift-collections"
    }
  ],
  "manifest_display_name" : "Tree",
  "name" : "Tree",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
    {
      "name" : "macos",
      "version" : "13.0"
    },
    {
      "name" : "ios",
      "version" : "13.0"
    }
  ],
  "products" : [
    {
      "name" : "Tree",
      "targets" : [
        "Tree"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "TreeTests",
      "module_type" : "SwiftTarget",
      "name" : "TreeTests",
      "path" : "Tests/TreeTests",
      "sources" : [
        "NodeIteratorTests.swift",
        "NodeTests.swift",
        "Test.swift",
        "TreeBuilderTests.swift"
      ],
      "target_dependencies" : [
        "Tree"
      ],
      "type" : "test"
    },
    {
      "c99name" : "Tree",
      "module_type" : "SwiftTarget",
      "name" : "Tree",
      "path" : "Sources/Tree",
      "product_dependencies" : [
        "Collections"
      ],
      "product_memberships" : [
        "Tree"
      ],
      "sources" : [
        "Node.swift",
        "NodeIterator.swift",
        "TreeBuilder.swift"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "5.7"
}
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...
[0/10] Write sources
[9/10] Write swift-version-2F0A5646E1D333AE.txt
[11/28] Compiling InternalCollectionsUtilities RandomAccessCollection+Offsets.swift
[12/28] Compiling InternalCollectionsUtilities Specialize.swift
[13/28] Compiling InternalCollectionsUtilities UnsafeBufferPointer+Extras.swift
[14/28] Compiling InternalCollectionsUtilities Debugging.swift
[15/28] Compiling InternalCollectionsUtilities Descriptions.swift
[16/29] Compiling InternalCollectionsUtilities _SortedCollection.swift
[17/29] Compiling InternalCollectionsUtilities _UniqueCollection.swift
[18/29] Compiling InternalCollectionsUtilities UInt+reversed.swift
[19/29] Compiling InternalCollectionsUtilities _UnsafeBitSet+Index.swift
[20/29] Compiling InternalCollectionsUtilities UnsafeMutableBufferPointer+Extras.swift
[21/29] Compiling InternalCollectionsUtilities Integer rank.swift
[22/29] Compiling InternalCollectionsUtilities UInt+first and last set bit.swift
[23/29] Compiling InternalCollectionsUtilities UnsafeRawPointer extensions.swift
[24/29] Compiling InternalCollectionsUtilities FixedWidthInteger+roundUpToPowerOfTwo.swift
[25/29] Compiling InternalCollectionsUtilities UnsafeMutableBufferPointer+SE-0370.swift
[26/29] Compiling InternalCollectionsUtilities UnsafeMutablePointer+SE-0370.swift
[27/29] Emitting module InternalCollectionsUtilities
[28/29] Compiling InternalCollectionsUtilities _UnsafeBitSet+_Word.swift
[29/29] Compiling InternalCollectionsUtilities _UnsafeBitSet.swift
[30/311] Compiling DequeModule _DequeBuffer.swift
[31/312] Compiling DequeModule _DequeBufferHeader.swift
[32/312] Compiling DequeModule _DequeSlot.swift
[33/312] Compiling HeapModule Heap.swift
[34/312] Compiling HeapModule _HeapNode.swift
[35/312] Compiling HeapModule Heap+UnsafeHandle.swift
[36/312] Compiling HeapModule Heap+ExpressibleByArrayLiteral.swift
[37/312] Compiling HeapModule Heap+Descriptions.swift
[38/312] Compiling HeapModule Heap+Invariants.swift
[39/312] Emitting module HeapModule
[40/312] Compiling HashTreeCollections _HashNode+Debugging.swift
[41/312] Compiling HashTreeCollections _HashNode+Initializers.swift
[42/312] Compiling HashTreeCollections _Bucket.swift
[43/312] Compiling HashTreeCollections _Hash.swift
[44/312] Compiling HashTreeCollections _HashLevel.swift
[45/312] Compiling HashTreeCollections _HashNode+Builder.swift
[48/312] Compiling HashTreeCollections _HashNode+Invariants.swift
[49/312] Compiling HashTreeCollections _HashNode+Lookups.swift
[50/312] Compiling HashTreeCollections _HashNode+Primitive Insertions.swift
[51/312] Compiling HashTreeCollections _HashNode+Primitive Removals.swift
[52/317] Compiling _RopeModule BigString+ExpressibleByStringLiteral.swift
[53/317] Compiling HashTreeCollections _HashNode+Subtree Insertions.swift
[54/317] Compiling HashTreeCollections _HashNode+Subtree Modify.swift
[55/317] Compiling HashTreeCollections _HashNode+Subtree Removals.swift
[56/317] Compiling HashTreeCollections _HashNode+UnsafeHandle.swift
[57/317] Compiling HashTreeCollections _HashNode.swift
[58/317] Compiling HashTreeCollections _HashNodeHeader.swift
[59/317] Compiling HashTreeCollections _HashSlot.swift
[60/317] Compiling HashTreeCollections _HashStack.swift
[61/317] Compiling HashTreeCollections _HashTreeIterator.swift
[62/317] Compiling HashTreeCollections _HashTreeStatistics.swift
[63/317] Compiling HashTreeCollections _RawHashNode+UnsafeHandle.swift
[69/317] Compiling HashTreeCollections _RawHashNode.swift
[70/317] Compiling _RopeModule BigSubstring+UnicodeScalarView.swift
[71/317] Compiling _RopeModule BigSubstring.swift
[72/317] Compiling _RopeModule Rope+Builder.swift
[73/317] Compiling _RopeModule Rope+Debugging.swift
[74/317] Compiling _RopeModule Rope+Invariants.swift
[75/317] Compiling _RopeModule Rope+_Node.swift
[77/323] Compiling _RopeModule Range+BigString.swift
[78/323] Compiling _RopeModule BigString+UTF16View.swift
[79/323] Compiling HashTreeCollections TreeDictionary+Codable.swift
[80/323] Compiling HashTreeCollections TreeDictionary+Collection.swift
[81/323] Compiling HashTreeCollections TreeDictionary+CustomReflectable.swift
[82/323] Compiling HashTreeCollections TreeDictionary+Debugging.swift
[88/323] Compiling DequeModule _UnsafeWrappedBuffer.swift
[89/323] Compiling _RopeModule Rope+_Storage.swift
[90/323] Compiling _RopeModule Rope+_UnmanagedLeaf.swift
[91/323] Compiling _RopeModule Rope+_UnsafeHandle.swift
[92/323] Compiling _RopeModule Rope.swift
[93/323] Compiling _RopeModule RopeElement.swift
[94/323] Compiling BitCollections BitSet.swift
[95/323] Compiling HashTreeCollections TreeSet+SetAlgebra basics.swift
[96/323] Compiling HashTreeCollections TreeSet+SetAlgebra formIntersection.swift
[97/323] Compiling HashTreeCollections TreeSet+SetAlgebra formSymmetricDifference.swift
[98/323] Compiling HashTreeCollections TreeSet+SetAlgebra formUnion.swift
[99/323] Compiling HashTreeCollections TreeSet+SetAlgebra intersection.swift
[100/323] Compiling HashTreeCollections TreeSet+SetAlgebra isDisjoint.swift
[101/323] Compiling HashTreeCollections TreeSet+SetAlgebra isEqualSet.swift
[102/323] Compiling HashTreeCollections TreeSet+SetAlgebra isStrictSubset.swift
[103/323] Compiling _RopeModule Rope+Sequence.swift
[104/323] Compiling _RopeModule Rope+Append.swift
[105/323] Compiling _RopeModule Rope+Extract.swift
[106/323] Compiling _RopeModule Rope+Find.swift
[107/323] Compiling HashTreeCollections TreeSet+Hashable.swift
[108/323] Compiling HashTreeCollections TreeSet+Sendable.swift
[109/323] Compiling HashTreeCollections TreeSet+Sequence.swift
[110/323] Compiling HashTreeCollections TreeSet+SetAlgebra Initializers.swift
[120/331] Compiling HashTreeCollections _HashNode+Primitive Replacement.swift
[121/331] Emitting module BitCollections
[122/331] Compiling HashTreeCollections _AncestorHashSlots.swift
[123/331] Compiling HashTreeCollections _Bitmap.swift
[138/331] Compiling OrderedCollections OrderedSet+SubSequence.swift
[139/331] Compiling OrderedCollections OrderedSet+Testing.swift
[140/331] Compiling OrderedCollections OrderedSet+UnorderedView.swift
[141/331] Compiling OrderedCollections OrderedSet+UnstableInternals.swift
[142/331] Compiling OrderedCollections OrderedSet.swift
[143/331] Compiling OrderedCollections _UnsafeBitset.swift
[152/331] Compiling HashTreeCollections _HashNode+Structural isEqualSet.swift
[153/331] Compiling HashTreeCollections _HashNode+Structural isSubset.swift
[154/331] Compiling HashTreeCollections _HashNode+Structural mapValues.swift
[155/331] Compiling HashTreeCollections _HashNode+Structural merge.swift
[156/331] Compiling HashTreeCollections _HashNode+Structural subtracting.swift
[157/331] Compiling HashTreeCollections _HashNode+Structural symmetricDifference.swift
[159/331] Compiling HashTreeCollections _HashNode+Storage.swift
[160/331] Compiling HashTreeCollections _HashNode+Structural compactMapValues.swift
[161/331] Compiling HashTreeCollections _HashNode+Structural filter.swift
[162/331] Compiling HashTreeCollections _HashNode+Structural intersection.swift
[163/331] Compiling HashTreeCollections _HashNode+Structural isDisjoint.swift
[169/331] Emitting module DequeModule
[194/331] Compiling HashTreeCollections TreeSet+SetAlgebra isStrictSuperset.swift
[195/331] Compiling HashTreeCollections TreeSet+SetAlgebra isSubset.swift
[196/331] Compiling HashTreeCollections TreeSet+SetAlgebra isSuperset.swift
[197/331] Compiling HashTreeCollections TreeSet+SetAlgebra subtract.swift
[198/331] Compiling HashTreeCollections TreeSet+SetAlgebra subtracting.swift
[199/331] Compiling HashTreeCollections TreeSet+SetAlgebra symmetricDifference.swift
[200/331] Compiling HashTreeCollections TreeSet+SetAlgebra union.swift
[201/331] Compiling HashTreeCollections TreeSet.swift
[304/338] Emitting module OrderedCollections
[314/338] Compiling _RopeModule Rope+Remove.swift
[315/338] Compiling _RopeModule Rope+RemoveSubrange.swift
[316/338] Compiling _RopeModule Rope+Split.swift
[317/338] Compiling _RopeModule Optional Utilities.swift
[318/338] Compiling _RopeModule String Utilities.swift
[319/338] Compiling _RopeModule String.Index+ABI.swift
[320/338] Compiling _RopeModule _CharacterRecognizer.swift
[321/338] Emitting module _RopeModule
[338/338] Emitting module HashTreeCollections
[339/340] Emitting module Collections
[340/340] Compiling Collections Collections.swift
[341/344] Compiling Tree TreeBuilder.swift
[342/344] Compiling Tree NodeIterator.swift
[343/344] Emitting module Tree
[344/344] Compiling Tree Node.swift
Build complete! (10.19s)
Fetching https://github.com/apple/swift-collections from cache
Fetched https://github.com/apple/swift-collections from cache (0.80s)
Computing version for https://github.com/apple/swift-collections
Computed https://github.com/apple/swift-collections at 1.1.4 (1.51s)
Creating working copy for https://github.com/apple/swift-collections
Working copy of https://github.com/apple/swift-collections resolved at 1.1.4
Build complete.
{
  "dependencies" : [
    {
      "identity" : "swift-collections",
      "requirement" : {
        "range" : [
          {
            "lower_bound" : "1.1.4",
            "upper_bound" : "1.2.0"
          }
        ]
      },
      "type" : "sourceControl",
      "url" : "https://github.com/apple/swift-collections"
    }
  ],
  "manifest_display_name" : "Tree",
  "name" : "Tree",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
    {
      "name" : "macos",
      "version" : "13.0"
    },
    {
      "name" : "ios",
      "version" : "13.0"
    }
  ],
  "products" : [
    {
      "name" : "Tree",
      "targets" : [
        "Tree"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "TreeTests",
      "module_type" : "SwiftTarget",
      "name" : "TreeTests",
      "path" : "Tests/TreeTests",
      "sources" : [
        "NodeIteratorTests.swift",
        "NodeTests.swift",
        "Test.swift",
        "TreeBuilderTests.swift"
      ],
      "target_dependencies" : [
        "Tree"
      ],
      "type" : "test"
    },
    {
      "c99name" : "Tree",
      "module_type" : "SwiftTarget",
      "name" : "Tree",
      "path" : "Sources/Tree",
      "product_dependencies" : [
        "Collections"
      ],
      "product_memberships" : [
        "Tree"
      ],
      "sources" : [
        "Node.swift",
        "NodeIterator.swift",
        "TreeBuilder.swift"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "5.7"
}
Done.