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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-collections, reference main (d80037), with Swift 6.0 for macOS (SPM) on 15 Sep 2024 02:01:38 UTC.

Swift 6 data race errors: 4

Build Command

env DEVELOPER_DIR=/Applications/Xcode-16.0.0-Release.Candidate.app xcrun swift build --arch arm64 -Xswiftc -Xfrontend -Xswiftc -stats-output-dir -Xswiftc -Xfrontend -Xswiftc .stats -Xswiftc -strict-concurrency=complete

Build Log

========================================
RunAll
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Builder version: 4.53.0
Interrupt handler set up.
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Checkout
========================================
Clone URL: https://github.com/GoodHatsLLC/swift-collections-v1_1-fork.git
Reference: main
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/GoodHatsLLC/swift-collections-v1_1-fork
 * branch            main       -> FETCH_HEAD
 * [new branch]      main       -> origin/main
HEAD is now at d800378 Merge pull request #291 from lorentey/rope-fix-find-at-end
Cloned https://github.com/GoodHatsLLC/swift-collections-v1_1-fork.git
Revision (git rev-parse @):
d8003787efafa82f9805594bc51100be29ac6903
SPI manifest file found: $PWD/.spi.yml
SUCCESS checkout https://github.com/GoodHatsLLC/swift-collections-v1_1-fork.git at main
========================================
Build
========================================
Selected platform:         macosSpm
Swift version:             6.0
Building package at path:  $PWD
https://github.com/GoodHatsLLC/swift-collections-v1_1-fork.git
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-16.0.0-Release.Candidate.app xcrun swift build --arch arm64 -Xswiftc -Xfrontend -Xswiftc -stats-output-dir -Xswiftc -Xfrontend -Xswiftc .stats -Xswiftc -strict-concurrency=complete
Building for debugging...
[0/10] Write sources
[9/10] Write swift-version-117DEE11B69C53C9.txt
[11/28] Compiling _CollectionsUtilities Descriptions.swift
[12/28] Compiling _CollectionsUtilities RandomAccessCollection+Offsets.swift
[13/28] Compiling _CollectionsUtilities UnsafeBufferPointer+Extras.swift
[14/29] Compiling _CollectionsUtilities _UniqueCollection.swift
[15/29] Compiling _CollectionsUtilities Debugging.swift
[16/29] Compiling _CollectionsUtilities _UnsafeBitSet+Index.swift
[17/29] Compiling _CollectionsUtilities _UnsafeBitSet+_Word.swift
[18/29] Compiling _CollectionsUtilities UnsafeMutablePointer+SE-0370.swift
[19/29] Compiling _CollectionsUtilities UnsafeRawPointer extensions.swift
[20/29] Compiling _CollectionsUtilities FixedWidthInteger+roundUpToPowerOfTwo.swift
[21/29] Compiling _CollectionsUtilities Integer rank.swift
[22/29] Emitting module _CollectionsUtilities
[23/29] Compiling _CollectionsUtilities UInt+first and last set bit.swift
[24/29] Compiling _CollectionsUtilities UInt+reversed.swift
[25/29] Compiling _CollectionsUtilities _UnsafeBitSet.swift
[26/29] Compiling _CollectionsUtilities _SortedCollection.swift
[27/29] Compiling _CollectionsUtilities Array+WithContiguousStorage Compatibility.swift
[28/29] Compiling _CollectionsUtilities UnsafeMutableBufferPointer+SE-0370.swift
[29/29] Compiling _CollectionsUtilities UnsafeMutableBufferPointer+Extras.swift
[30/347] Compiling HeapModule Heap+Descriptions.swift
[31/347] Compiling HashTreeCollections TreeSet+SetAlgebra formSymmetricDifference.swift
[32/347] Compiling HashTreeCollections TreeSet+SetAlgebra formUnion.swift
[33/348] Compiling DequeModule _DequeBufferHeader.swift
[34/348] Compiling DequeModule _DequeSlot.swift
[35/348] Compiling HashTreeCollections TreeSet+Collection.swift
/Users/admin/builder/spi-builder-workspace/Sources/DequeModule/_DequeBuffer.swift:44:14: warning: let '_emptyDequeStorage' is not concurrency-safe because non-'Sendable' type 'ManagedBuffer<_DequeBufferHeader, Void>' may have shared mutable state; this is an error in the Swift 6 language mode
42 | /// The type-punned empty singleton storage instance.
43 | @usableFromInline
44 | internal let _emptyDequeStorage = _DequeBuffer<Void>.create(
   |              |- warning: let '_emptyDequeStorage' is not concurrency-safe because non-'Sendable' type 'ManagedBuffer<_DequeBufferHeader, Void>' may have shared mutable state; this is an error in the Swift 6 language mode
   |              |- note: annotate '_emptyDequeStorage' with '@MainActor' if property should only be accessed from the main actor
   |              `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
45 |   minimumCapacity: 0,
46 |   makingHeaderWith: { _ in
Swift.ManagedBuffer:1:12: note: generic class 'ManagedBuffer' does not conform to the 'Sendable' protocol
1 | open class ManagedBuffer<Header, Element> where Element : ~Copyable {
  |            `- note: generic class 'ManagedBuffer' does not conform to the 'Sendable' protocol
2 |     final public var header: Header
3 |     @objc @inlinable deinit
[36/348] Compiling HashTreeCollections TreeSet+CustomReflectable.swift
/Users/admin/builder/spi-builder-workspace/Sources/DequeModule/_DequeBuffer.swift:44:14: warning: let '_emptyDequeStorage' is not concurrency-safe because non-'Sendable' type 'ManagedBuffer<_DequeBufferHeader, Void>' may have shared mutable state; this is an error in the Swift 6 language mode
42 | /// The type-punned empty singleton storage instance.
43 | @usableFromInline
44 | internal let _emptyDequeStorage = _DequeBuffer<Void>.create(
   |              |- warning: let '_emptyDequeStorage' is not concurrency-safe because non-'Sendable' type 'ManagedBuffer<_DequeBufferHeader, Void>' may have shared mutable state; this is an error in the Swift 6 language mode
   |              |- note: annotate '_emptyDequeStorage' with '@MainActor' if property should only be accessed from the main actor
   |              `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
45 |   minimumCapacity: 0,
46 |   makingHeaderWith: { _ in
Swift.ManagedBuffer:1:12: note: generic class 'ManagedBuffer' does not conform to the 'Sendable' protocol
1 | open class ManagedBuffer<Header, Element> where Element : ~Copyable {
  |            `- note: generic class 'ManagedBuffer' does not conform to the 'Sendable' protocol
2 |     final public var header: Header
3 |     @objc @inlinable deinit
[37/348] Compiling HeapModule Heap.swift
[38/348] Compiling HeapModule _HeapNode.swift
[39/348] Compiling HashTreeCollections TreeSet+SetAlgebra intersection.swift
[40/348] Compiling HashTreeCollections TreeSet+SetAlgebra isDisjoint.swift
[41/348] Compiling HashTreeCollections TreeSet+SetAlgebra isEqualSet.swift
[42/348] Compiling HashTreeCollections TreeSet+SetAlgebra isStrictSubset.swift
[43/348] Compiling HeapModule Heap+Invariants.swift
[44/348] Compiling HeapModule Heap+UnsafeHandle.swift
[45/348] Compiling HeapModule Heap+ExpressibleByArrayLiteral.swift
[46/348] Compiling HashTreeCollections TreeDictionary+Keys.swift
[47/348] Compiling HashTreeCollections TreeDictionary+MapValues.swift
[48/348] Compiling HashTreeCollections TreeDictionary+Merge.swift
[49/348] Compiling HashTreeCollections TreeDictionary+Sendable.swift
[50/348] Compiling HashTreeCollections _HashNode+Lookups.swift
[51/348] Compiling HashTreeCollections _HashNode+Primitive Insertions.swift
[52/354] Compiling DequeModule _UnsafeWrappedBuffer.swift
[53/354] Emitting module HeapModule
[54/354] Compiling HashTreeCollections _HashNode+Primitive Removals.swift
[55/354] Compiling HashTreeCollections _HashNode+Primitive Replacement.swift
[56/354] Compiling HashTreeCollections _HashNode+Storage.swift
[57/354] Compiling HashTreeCollections _HashNode+Structural compactMapValues.swift
[58/354] Compiling HashTreeCollections _HashNode+Structural filter.swift
[59/354] Compiling HashTreeCollections _HashNode+Structural intersection.swift
[60/354] Compiling HashTreeCollections TreeDictionary+Initializers.swift
[72/359] Compiling HashTreeCollections _HashNode+Structural isDisjoint.swift
[73/359] Compiling HashTreeCollections _AncestorHashSlots.swift
[74/359] Compiling HashTreeCollections _Bitmap.swift
[75/359] Compiling HashTreeCollections _Bucket.swift
[76/359] Compiling HashTreeCollections _Hash.swift
[77/359] Compiling BitCollections BitSet.swift
[78/359] Compiling HashTreeCollections TreeDictionary+Sequence.swift
[79/359] Compiling HashTreeCollections TreeDictionary+Values.swift
[80/359] Compiling HashTreeCollections TreeDictionary.swift
/Users/admin/builder/spi-builder-workspace/Sources/DequeModule/_DequeBuffer.swift:44:14: warning: let '_emptyDequeStorage' is not concurrency-safe because non-'Sendable' type 'ManagedBuffer<_DequeBufferHeader, Void>' may have shared mutable state; this is an error in the Swift 6 language mode
42 | /// The type-punned empty singleton storage instance.
43 | @usableFromInline
44 | internal let _emptyDequeStorage = _DequeBuffer<Void>.create(
   |              |- warning: let '_emptyDequeStorage' is not concurrency-safe because non-'Sendable' type 'ManagedBuffer<_DequeBufferHeader, Void>' may have shared mutable state; this is an error in the Swift 6 language mode
   |              |- note: annotate '_emptyDequeStorage' with '@MainActor' if property should only be accessed from the main actor
   |              `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
45 |   minimumCapacity: 0,
46 |   makingHeaderWith: { _ in
Swift.ManagedBuffer:1:12: note: generic class 'ManagedBuffer' does not conform to the 'Sendable' protocol
1 | open class ManagedBuffer<Header, Element> where Element : ~Copyable {
  |            `- note: generic class 'ManagedBuffer' does not conform to the 'Sendable' protocol
2 |     final public var header: Header
3 |     @objc @inlinable deinit
[81/359] Compiling HashTreeCollections TreeSet+Codable.swift
/Users/admin/builder/spi-builder-workspace/Sources/DequeModule/_DequeBuffer.swift:44:14: warning: let '_emptyDequeStorage' is not concurrency-safe because non-'Sendable' type 'ManagedBuffer<_DequeBufferHeader, Void>' may have shared mutable state; this is an error in the Swift 6 language mode
42 | /// The type-punned empty singleton storage instance.
43 | @usableFromInline
44 | internal let _emptyDequeStorage = _DequeBuffer<Void>.create(
   |              |- warning: let '_emptyDequeStorage' is not concurrency-safe because non-'Sendable' type 'ManagedBuffer<_DequeBufferHeader, Void>' may have shared mutable state; this is an error in the Swift 6 language mode
   |              |- note: annotate '_emptyDequeStorage' with '@MainActor' if property should only be accessed from the main actor
   |              `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
45 |   minimumCapacity: 0,
46 |   makingHeaderWith: { _ in
Swift.ManagedBuffer:1:12: note: generic class 'ManagedBuffer' does not conform to the 'Sendable' protocol
1 | open class ManagedBuffer<Header, Element> where Element : ~Copyable {
  |            `- note: generic class 'ManagedBuffer' does not conform to the 'Sendable' protocol
2 |     final public var header: Header
3 |     @objc @inlinable deinit
[82/359] Compiling HashTreeCollections TreeSet+Extras.swift
[83/359] Compiling HashTreeCollections TreeSet+Filter.swift
[84/359] Compiling HashTreeCollections TreeSet+Hashable.swift
[85/359] Compiling HashTreeCollections TreeSet+Sendable.swift
[86/359] Compiling HashTreeCollections TreeSet+Sequence.swift
[87/359] Compiling HashTreeCollections TreeSet+SetAlgebra Initializers.swift
[88/359] Compiling HashTreeCollections _StorageHeader.swift
[89/359] Compiling HashTreeCollections _UnmanagedHashNode.swift
[90/359] Compiling HashTreeCollections _UnsafePath.swift
[91/359] Compiling HashTreeCollections TreeDictionary+Codable.swift
[92/359] Compiling HashTreeCollections TreeDictionary+Collection.swift
[93/359] Compiling HashTreeCollections TreeDictionary+CustomReflectable.swift
[94/359] Compiling HashTreeCollections TreeDictionary+Debugging.swift
[95/359] Compiling HashTreeCollections TreeDictionary+Descriptions.swift
[96/359] Compiling HashTreeCollections TreeDictionary+Equatable.swift
[97/359] Compiling HashTreeCollections TreeDictionary+ExpressibleByDictionaryLiteral.swift
[98/359] Compiling HashTreeCollections TreeDictionary+Filter.swift
[99/359] Compiling HashTreeCollections TreeDictionary+Hashable.swift
[112/359] Compiling HashTreeCollections TreeSet+SetAlgebra basics.swift
[113/359] Compiling HashTreeCollections TreeSet+SetAlgebra formIntersection.swift
[116/359] Compiling HashTreeCollections TreeSet+Debugging.swift
[117/359] Compiling HashTreeCollections TreeSet+Descriptions.swift
[118/359] Compiling HashTreeCollections TreeSet+Equatable.swift
[119/359] Compiling HashTreeCollections TreeSet+ExpressibleByArrayLiteral.swift
[127/359] Compiling BitCollections Range+Utilities.swift
[128/359] Compiling BitCollections Slice+Utilities.swift
[129/359] Compiling BitCollections UInt+Tricks.swift
[130/359] Compiling BitCollections _Word.swift
[145/367] Compiling HashTreeCollections _HashSlot.swift
[146/367] Compiling HashTreeCollections _HashStack.swift
[147/367] Compiling HashTreeCollections _HashTreeIterator.swift
[148/367] Compiling HashTreeCollections _HashTreeStatistics.swift
[149/367] Compiling HashTreeCollections _RawHashNode+UnsafeHandle.swift
[150/367] Compiling HashTreeCollections _RawHashNode.swift
[151/367] Compiling HashTreeCollections _HashNode+Structural isEqualSet.swift
[177/374] Emitting module BitCollections
[182/374] Compiling OrderedCollections OrderedSet.swift
[183/374] Compiling OrderedCollections _UnsafeBitset.swift
[184/374] Compiling HashTreeCollections _HashNode.swift
[222/374] Compiling HashTreeCollections TreeSet+SetAlgebra isStrictSuperset.swift
[223/374] Compiling HashTreeCollections TreeSet+SetAlgebra isSubset.swift
[224/374] Compiling HashTreeCollections TreeSet+SetAlgebra isSuperset.swift
[225/374] Compiling HashTreeCollections TreeSet+SetAlgebra subtract.swift
[226/374] Compiling HashTreeCollections TreeSet+SetAlgebra subtracting.swift
[227/374] Compiling HashTreeCollections TreeSet+SetAlgebra symmetricDifference.swift
[228/374] Compiling HashTreeCollections TreeSet+SetAlgebra union.swift
[229/374] Compiling HashTreeCollections TreeSet.swift
[255/374] Emitting module DequeModule
/Users/admin/builder/spi-builder-workspace/Sources/DequeModule/_DequeBuffer.swift:44:14: warning: let '_emptyDequeStorage' is not concurrency-safe because non-'Sendable' type 'ManagedBuffer<_DequeBufferHeader, Void>' may have shared mutable state; this is an error in the Swift 6 language mode
42 | /// The type-punned empty singleton storage instance.
43 | @usableFromInline
44 | internal let _emptyDequeStorage = _DequeBuffer<Void>.create(
   |              |- warning: let '_emptyDequeStorage' is not concurrency-safe because non-'Sendable' type 'ManagedBuffer<_DequeBufferHeader, Void>' may have shared mutable state; this is an error in the Swift 6 language mode
   |              |- note: annotate '_emptyDequeStorage' with '@MainActor' if property should only be accessed from the main actor
   |              `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
45 |   minimumCapacity: 0,
46 |   makingHeaderWith: { _ in
Swift.ManagedBuffer:1:12: note: generic class 'ManagedBuffer' does not conform to the 'Sendable' protocol
1 | open class ManagedBuffer<Header, Element> where Element : ~Copyable {
  |            `- note: generic class 'ManagedBuffer' does not conform to the 'Sendable' protocol
2 |     final public var header: Header
3 |     @objc @inlinable deinit
/Users/admin/builder/spi-builder-workspace/Sources/HashTreeCollections/HashNode/_HashNode+Storage.swift:29:14: warning: let '_emptySingleton' is not concurrency-safe because non-'Sendable' type '_RawHashStorage' (aka 'ManagedBuffer<_HashNodeHeader, _RawHashNode>') may have shared mutable state; this is an error in the Swift 6 language mode
 27 | /// clean up after themselves in their `deinit` method.)
 28 | @usableFromInline
 29 | internal let _emptySingleton: _RawHashStorage = _RawHashStorage.create(
    |              |- warning: let '_emptySingleton' is not concurrency-safe because non-'Sendable' type '_RawHashStorage' (aka 'ManagedBuffer<_HashNodeHeader, _RawHashNode>') may have shared mutable state; this is an error in the Swift 6 language mode
    |              |- note: annotate '_emptySingleton' with '@MainActor' if property should only be accessed from the main actor
    |              `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
 30 |   minimumCapacity: 0,
 31 |   makingHeaderWith: { _ in _HashNodeHeader(byteCapacity: 0) })
Swift.ManagedBuffer:1:12: note: generic class 'ManagedBuffer' does not conform to the 'Sendable' protocol
1 | open class ManagedBuffer<Header, Element> where Element : ~Copyable {
  |            `- note: generic class 'ManagedBuffer' does not conform to the 'Sendable' protocol
2 |     final public var header: Header
3 |     @objc @inlinable deinit
/Users/admin/builder/spi-builder-workspace/Sources/HashTreeCollections/HashNode/_HashNode+Storage.swift:29:14: warning: let '_emptySingleton' is not concurrency-safe because non-'Sendable' type '_RawHashStorage' (aka 'ManagedBuffer<_HashNodeHeader, _RawHashNode>') may have shared mutable state; this is an error in the Swift 6 language mode
 27 | /// clean up after themselves in their `deinit` method.)
 28 | @usableFromInline
 29 | internal let _emptySingleton: _RawHashStorage = _RawHashStorage.create(
    |              |- warning: let '_emptySingleton' is not concurrency-safe because non-'Sendable' type '_RawHashStorage' (aka 'ManagedBuffer<_HashNodeHeader, _RawHashNode>') may have shared mutable state; this is an error in the Swift 6 language mode
    |              |- note: annotate '_emptySingleton' with '@MainActor' if property should only be accessed from the main actor
    |              `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
 30 |   minimumCapacity: 0,
 31 |   makingHeaderWith: { _ in _HashNodeHeader(byteCapacity: 0) })
Swift.ManagedBuffer:1:12: note: generic class 'ManagedBuffer' does not conform to the 'Sendable' protocol
1 | open class ManagedBuffer<Header, Element> where Element : ~Copyable {
  |            `- note: generic class 'ManagedBuffer' does not conform to the 'Sendable' protocol
2 |     final public var header: Header
3 |     @objc @inlinable deinit
/Users/admin/builder/spi-builder-workspace/Sources/HashTreeCollections/HashNode/_HashNode+Storage.swift:29:14: warning: let '_emptySingleton' is not concurrency-safe because non-'Sendable' type '_RawHashStorage' (aka 'ManagedBuffer<_HashNodeHeader, _RawHashNode>') may have shared mutable state; this is an error in the Swift 6 language mode
 27 | /// clean up after themselves in their `deinit` method.)
 28 | @usableFromInline
 29 | internal let _emptySingleton: _RawHashStorage = _RawHashStorage.create(
    |              |- warning: let '_emptySingleton' is not concurrency-safe because non-'Sendable' type '_RawHashStorage' (aka 'ManagedBuffer<_HashNodeHeader, _RawHashNode>') may have shared mutable state; this is an error in the Swift 6 language mode
    |              |- note: annotate '_emptySingleton' with '@MainActor' if property should only be accessed from the main actor
    |              `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
 30 |   minimumCapacity: 0,
 31 |   makingHeaderWith: { _ in _HashNodeHeader(byteCapacity: 0) })
Swift.ManagedBuffer:1:12: note: generic class 'ManagedBuffer' does not conform to the 'Sendable' protocol
1 | open class ManagedBuffer<Header, Element> where Element : ~Copyable {
  |            `- note: generic class 'ManagedBuffer' does not conform to the 'Sendable' protocol
2 |     final public var header: Header
3 |     @objc @inlinable deinit
/Users/admin/builder/spi-builder-workspace/Sources/HashTreeCollections/HashNode/_HashNode+Storage.swift:29:14: warning: let '_emptySingleton' is not concurrency-safe because non-'Sendable' type '_RawHashStorage' (aka 'ManagedBuffer<_HashNodeHeader, _RawHashNode>') may have shared mutable state; this is an error in the Swift 6 language mode
 27 | /// clean up after themselves in their `deinit` method.)
 28 | @usableFromInline
 29 | internal let _emptySingleton: _RawHashStorage = _RawHashStorage.create(
    |              |- warning: let '_emptySingleton' is not concurrency-safe because non-'Sendable' type '_RawHashStorage' (aka 'ManagedBuffer<_HashNodeHeader, _RawHashNode>') may have shared mutable state; this is an error in the Swift 6 language mode
    |              |- note: annotate '_emptySingleton' with '@MainActor' if property should only be accessed from the main actor
    |              `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
 30 |   minimumCapacity: 0,
 31 |   makingHeaderWith: { _ in _HashNodeHeader(byteCapacity: 0) })
Swift.ManagedBuffer:1:12: note: generic class 'ManagedBuffer' does not conform to the 'Sendable' protocol
1 | open class ManagedBuffer<Header, Element> where Element : ~Copyable {
  |            `- note: generic class 'ManagedBuffer' does not conform to the 'Sendable' protocol
2 |     final public var header: Header
3 |     @objc @inlinable deinit
/Users/admin/builder/spi-builder-workspace/Sources/HashTreeCollections/HashNode/_HashNode+Storage.swift:29:14: warning: let '_emptySingleton' is not concurrency-safe because non-'Sendable' type '_RawHashStorage' (aka 'ManagedBuffer<_HashNodeHeader, _RawHashNode>') may have shared mutable state; this is an error in the Swift 6 language mode
 27 | /// clean up after themselves in their `deinit` method.)
 28 | @usableFromInline
 29 | internal let _emptySingleton: _RawHashStorage = _RawHashStorage.create(
    |              |- warning: let '_emptySingleton' is not concurrency-safe because non-'Sendable' type '_RawHashStorage' (aka 'ManagedBuffer<_HashNodeHeader, _RawHashNode>') may have shared mutable state; this is an error in the Swift 6 language mode
    |              |- note: annotate '_emptySingleton' with '@MainActor' if property should only be accessed from the main actor
    |              `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
 30 |   minimumCapacity: 0,
 31 |   makingHeaderWith: { _ in _HashNodeHeader(byteCapacity: 0) })
Swift.ManagedBuffer:1:12: note: generic class 'ManagedBuffer' does not conform to the 'Sendable' protocol
1 | open class ManagedBuffer<Header, Element> where Element : ~Copyable {
  |            `- note: generic class 'ManagedBuffer' does not conform to the 'Sendable' protocol
2 |     final public var header: Header
3 |     @objc @inlinable deinit
/Users/admin/builder/spi-builder-workspace/Sources/HashTreeCollections/HashNode/_HashNode+Storage.swift:29:14: warning: let '_emptySingleton' is not concurrency-safe because non-'Sendable' type '_RawHashStorage' (aka 'ManagedBuffer<_HashNodeHeader, _RawHashNode>') may have shared mutable state; this is an error in the Swift 6 language mode
 27 | /// clean up after themselves in their `deinit` method.)
 28 | @usableFromInline
 29 | internal let _emptySingleton: _RawHashStorage = _RawHashStorage.create(
    |              |- warning: let '_emptySingleton' is not concurrency-safe because non-'Sendable' type '_RawHashStorage' (aka 'ManagedBuffer<_HashNodeHeader, _RawHashNode>') may have shared mutable state; this is an error in the Swift 6 language mode
    |              |- note: annotate '_emptySingleton' with '@MainActor' if property should only be accessed from the main actor
    |              `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
 30 |   minimumCapacity: 0,
 31 |   makingHeaderWith: { _ in _HashNodeHeader(byteCapacity: 0) })
Swift.ManagedBuffer:1:12: note: generic class 'ManagedBuffer' does not conform to the 'Sendable' protocol
1 | open class ManagedBuffer<Header, Element> where Element : ~Copyable {
  |            `- note: generic class 'ManagedBuffer' does not conform to the 'Sendable' protocol
2 |     final public var header: Header
3 |     @objc @inlinable deinit
/Users/admin/builder/spi-builder-workspace/Sources/HashTreeCollections/HashNode/_HashNode+Storage.swift:29:14: warning: let '_emptySingleton' is not concurrency-safe because non-'Sendable' type '_RawHashStorage' (aka 'ManagedBuffer<_HashNodeHeader, _RawHashNode>') may have shared mutable state; this is an error in the Swift 6 language mode
 27 | /// clean up after themselves in their `deinit` method.)
 28 | @usableFromInline
 29 | internal let _emptySingleton: _RawHashStorage = _RawHashStorage.create(
    |              |- warning: let '_emptySingleton' is not concurrency-safe because non-'Sendable' type '_RawHashStorage' (aka 'ManagedBuffer<_HashNodeHeader, _RawHashNode>') may have shared mutable state; this is an error in the Swift 6 language mode
    |              |- note: annotate '_emptySingleton' with '@MainActor' if property should only be accessed from the main actor
    |              `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
 30 |   minimumCapacity: 0,
 31 |   makingHeaderWith: { _ in _HashNodeHeader(byteCapacity: 0) })
Swift.ManagedBuffer:1:12: note: generic class 'ManagedBuffer' does not conform to the 'Sendable' protocol
1 | open class ManagedBuffer<Header, Element> where Element : ~Copyable {
  |            `- note: generic class 'ManagedBuffer' does not conform to the 'Sendable' protocol
2 |     final public var header: Header
3 |     @objc @inlinable deinit
/Users/admin/builder/spi-builder-workspace/Sources/HashTreeCollections/HashNode/_HashNode+Storage.swift:29:14: warning: let '_emptySingleton' is not concurrency-safe because non-'Sendable' type '_RawHashStorage' (aka 'ManagedBuffer<_HashNodeHeader, _RawHashNode>') may have shared mutable state; this is an error in the Swift 6 language mode
 27 | /// clean up after themselves in their `deinit` method.)
 28 | @usableFromInline
 29 | internal let _emptySingleton: _RawHashStorage = _RawHashStorage.create(
    |              |- warning: let '_emptySingleton' is not concurrency-safe because non-'Sendable' type '_RawHashStorage' (aka 'ManagedBuffer<_HashNodeHeader, _RawHashNode>') may have shared mutable state; this is an error in the Swift 6 language mode
    |              |- note: annotate '_emptySingleton' with '@MainActor' if property should only be accessed from the main actor
    |              `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
 30 |   minimumCapacity: 0,
 31 |   makingHeaderWith: { _ in _HashNodeHeader(byteCapacity: 0) })
Swift.ManagedBuffer:1:12: note: generic class 'ManagedBuffer' does not conform to the 'Sendable' protocol
1 | open class ManagedBuffer<Header, Element> where Element : ~Copyable {
  |            `- note: generic class 'ManagedBuffer' does not conform to the 'Sendable' protocol
2 |     final public var header: Header
3 |     @objc @inlinable deinit
/Users/admin/builder/spi-builder-workspace/Sources/HashTreeCollections/HashNode/_HashNode+Storage.swift:29:14: warning: let '_emptySingleton' is not concurrency-safe because non-'Sendable' type '_RawHashStorage' (aka 'ManagedBuffer<_HashNodeHeader, _RawHashNode>') may have shared mutable state; this is an error in the Swift 6 language mode
 27 | /// clean up after themselves in their `deinit` method.)
 28 | @usableFromInline
 29 | internal let _emptySingleton: _RawHashStorage = _RawHashStorage.create(
    |              |- warning: let '_emptySingleton' is not concurrency-safe because non-'Sendable' type '_RawHashStorage' (aka 'ManagedBuffer<_HashNodeHeader, _RawHashNode>') may have shared mutable state; this is an error in the Swift 6 language mode
    |              |- note: annotate '_emptySingleton' with '@MainActor' if property should only be accessed from the main actor
    |              `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
 30 |   minimumCapacity: 0,
 31 |   makingHeaderWith: { _ in _HashNodeHeader(byteCapacity: 0) })
Swift.ManagedBuffer:1:12: note: generic class 'ManagedBuffer' does not conform to the 'Sendable' protocol
1 | open class ManagedBuffer<Header, Element> where Element : ~Copyable {
  |            `- note: generic class 'ManagedBuffer' does not conform to the 'Sendable' protocol
2 |     final public var header: Header
3 |     @objc @inlinable deinit
/Users/admin/builder/spi-builder-workspace/Sources/HashTreeCollections/HashNode/_HashNode+Storage.swift:29:14: warning: let '_emptySingleton' is not concurrency-safe because non-'Sendable' type '_RawHashStorage' (aka 'ManagedBuffer<_HashNodeHeader, _RawHashNode>') may have shared mutable state; this is an error in the Swift 6 language mode
 27 | /// clean up after themselves in their `deinit` method.)
 28 | @usableFromInline
 29 | internal let _emptySingleton: _RawHashStorage = _RawHashStorage.create(
    |              |- warning: let '_emptySingleton' is not concurrency-safe because non-'Sendable' type '_RawHashStorage' (aka 'ManagedBuffer<_HashNodeHeader, _RawHashNode>') may have shared mutable state; this is an error in the Swift 6 language mode
    |              |- note: annotate '_emptySingleton' with '@MainActor' if property should only be accessed from the main actor
    |              `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
 30 |   minimumCapacity: 0,
 31 |   makingHeaderWith: { _ in _HashNodeHeader(byteCapacity: 0) })
Swift.ManagedBuffer:1:12: note: generic class 'ManagedBuffer' does not conform to the 'Sendable' protocol
1 | open class ManagedBuffer<Header, Element> where Element : ~Copyable {
  |            `- note: generic class 'ManagedBuffer' does not conform to the 'Sendable' protocol
2 |     final public var header: Header
3 |     @objc @inlinable deinit
/Users/admin/builder/spi-builder-workspace/Sources/HashTreeCollections/HashNode/_HashNode+Storage.swift:29:14: warning: let '_emptySingleton' is not concurrency-safe because non-'Sendable' type '_RawHashStorage' (aka 'ManagedBuffer<_HashNodeHeader, _RawHashNode>') may have shared mutable state; this is an error in the Swift 6 language mode
 27 | /// clean up after themselves in their `deinit` method.)
 28 | @usableFromInline
 29 | internal let _emptySingleton: _RawHashStorage = _RawHashStorage.create(
    |              |- warning: let '_emptySingleton' is not concurrency-safe because non-'Sendable' type '_RawHashStorage' (aka 'ManagedBuffer<_HashNodeHeader, _RawHashNode>') may have shared mutable state; this is an error in the Swift 6 language mode
    |              |- note: annotate '_emptySingleton' with '@MainActor' if property should only be accessed from the main actor
    |              `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
 30 |   minimumCapacity: 0,
 31 |   makingHeaderWith: { _ in _HashNodeHeader(byteCapacity: 0) })
Swift.ManagedBuffer:1:12: note: generic class 'ManagedBuffer' does not conform to the 'Sendable' protocol
1 | open class ManagedBuffer<Header, Element> where Element : ~Copyable {
  |            `- note: generic class 'ManagedBuffer' does not conform to the 'Sendable' protocol
2 |     final public var header: Header
3 |     @objc @inlinable deinit
/Users/admin/builder/spi-builder-workspace/Sources/HashTreeCollections/HashNode/_HashNode+Storage.swift:29:14: warning: let '_emptySingleton' is not concurrency-safe because non-'Sendable' type '_RawHashStorage' (aka 'ManagedBuffer<_HashNodeHeader, _RawHashNode>') may have shared mutable state; this is an error in the Swift 6 language mode
 27 | /// clean up after themselves in their `deinit` method.)
 28 | @usableFromInline
 29 | internal let _emptySingleton: _RawHashStorage = _RawHashStorage.create(
    |              |- warning: let '_emptySingleton' is not concurrency-safe because non-'Sendable' type '_RawHashStorage' (aka 'ManagedBuffer<_HashNodeHeader, _RawHashNode>') may have shared mutable state; this is an error in the Swift 6 language mode
    |              |- note: annotate '_emptySingleton' with '@MainActor' if property should only be accessed from the main actor
    |              `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
 30 |   minimumCapacity: 0,
 31 |   makingHeaderWith: { _ in _HashNodeHeader(byteCapacity: 0) })
Swift.ManagedBuffer:1:12: note: generic class 'ManagedBuffer' does not conform to the 'Sendable' protocol
1 | open class ManagedBuffer<Header, Element> where Element : ~Copyable {
  |            `- note: generic class 'ManagedBuffer' does not conform to the 'Sendable' protocol
2 |     final public var header: Header
3 |     @objc @inlinable deinit
/Users/admin/builder/spi-builder-workspace/Sources/HashTreeCollections/HashNode/_HashNode+Storage.swift:29:14: warning: let '_emptySingleton' is not concurrency-safe because non-'Sendable' type '_RawHashStorage' (aka 'ManagedBuffer<_HashNodeHeader, _RawHashNode>') may have shared mutable state; this is an error in the Swift 6 language mode
 27 | /// clean up after themselves in their `deinit` method.)
 28 | @usableFromInline
 29 | internal let _emptySingleton: _RawHashStorage = _RawHashStorage.create(
    |              |- warning: let '_emptySingleton' is not concurrency-safe because non-'Sendable' type '_RawHashStorage' (aka 'ManagedBuffer<_HashNodeHeader, _RawHashNode>') may have shared mutable state; this is an error in the Swift 6 language mode
    |              |- note: annotate '_emptySingleton' with '@MainActor' if property should only be accessed from the main actor
    |              `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
 30 |   minimumCapacity: 0,
 31 |   makingHeaderWith: { _ in _HashNodeHeader(byteCapacity: 0) })
Swift.ManagedBuffer:1:12: note: generic class 'ManagedBuffer' does not conform to the 'Sendable' protocol
1 | open class ManagedBuffer<Header, Element> where Element : ~Copyable {
  |            `- note: generic class 'ManagedBuffer' does not conform to the 'Sendable' protocol
2 |     final public var header: Header
3 |     @objc @inlinable deinit
/Users/admin/builder/spi-builder-workspace/Sources/HashTreeCollections/HashNode/_HashNode+Storage.swift:29:14: warning: let '_emptySingleton' is not concurrency-safe because non-'Sendable' type '_RawHashStorage' (aka 'ManagedBuffer<_HashNodeHeader, _RawHashNode>') may have shared mutable state; this is an error in the Swift 6 language mode
 27 | /// clean up after themselves in their `deinit` method.)
 28 | @usableFromInline
 29 | internal let _emptySingleton: _RawHashStorage = _RawHashStorage.create(
    |              |- warning: let '_emptySingleton' is not concurrency-safe because non-'Sendable' type '_RawHashStorage' (aka 'ManagedBuffer<_HashNodeHeader, _RawHashNode>') may have shared mutable state; this is an error in the Swift 6 language mode
    |              |- note: annotate '_emptySingleton' with '@MainActor' if property should only be accessed from the main actor
    |              `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
 30 |   minimumCapacity: 0,
 31 |   makingHeaderWith: { _ in _HashNodeHeader(byteCapacity: 0) })
Swift.ManagedBuffer:1:12: note: generic class 'ManagedBuffer' does not conform to the 'Sendable' protocol
1 | open class ManagedBuffer<Header, Element> where Element : ~Copyable {
  |            `- note: generic class 'ManagedBuffer' does not conform to the 'Sendable' protocol
2 |     final public var header: Header
3 |     @objc @inlinable deinit
/Users/admin/builder/spi-builder-workspace/Sources/HashTreeCollections/HashNode/_HashNode+Storage.swift:29:14: warning: let '_emptySingleton' is not concurrency-safe because non-'Sendable' type '_RawHashStorage' (aka 'ManagedBuffer<_HashNodeHeader, _RawHashNode>') may have shared mutable state; this is an error in the Swift 6 language mode
 27 | /// clean up after themselves in their `deinit` method.)
 28 | @usableFromInline
 29 | internal let _emptySingleton: _RawHashStorage = _RawHashStorage.create(
    |              |- warning: let '_emptySingleton' is not concurrency-safe because non-'Sendable' type '_RawHashStorage' (aka 'ManagedBuffer<_HashNodeHeader, _RawHashNode>') may have shared mutable state; this is an error in the Swift 6 language mode
    |              |- note: annotate '_emptySingleton' with '@MainActor' if property should only be accessed from the main actor
    |              `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
 30 |   minimumCapacity: 0,
 31 |   makingHeaderWith: { _ in _HashNodeHeader(byteCapacity: 0) })
Swift.ManagedBuffer:1:12: note: generic class 'ManagedBuffer' does not conform to the 'Sendable' protocol
1 | open class ManagedBuffer<Header, Element> where Element : ~Copyable {
  |            `- note: generic class 'ManagedBuffer' does not conform to the 'Sendable' protocol
2 |     final public var header: Header
3 |     @objc @inlinable deinit
/Users/admin/builder/spi-builder-workspace/Sources/HashTreeCollections/HashNode/_HashNode+Storage.swift:29:14: warning: let '_emptySingleton' is not concurrency-safe because non-'Sendable' type '_RawHashStorage' (aka 'ManagedBuffer<_HashNodeHeader, _RawHashNode>') may have shared mutable state; this is an error in the Swift 6 language mode
 27 | /// clean up after themselves in their `deinit` method.)
 28 | @usableFromInline
 29 | internal let _emptySingleton: _RawHashStorage = _RawHashStorage.create(
    |              |- warning: let '_emptySingleton' is not concurrency-safe because non-'Sendable' type '_RawHashStorage' (aka 'ManagedBuffer<_HashNodeHeader, _RawHashNode>') may have shared mutable state; this is an error in the Swift 6 language mode
    |              |- note: annotate '_emptySingleton' with '@MainActor' if property should only be accessed from the main actor
    |              `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
 30 |   minimumCapacity: 0,
 31 |   makingHeaderWith: { _ in _HashNodeHeader(byteCapacity: 0) })
Swift.ManagedBuffer:1:12: note: generic class 'ManagedBuffer' does not conform to the 'Sendable' protocol
1 | open class ManagedBuffer<Header, Element> where Element : ~Copyable {
  |            `- note: generic class 'ManagedBuffer' does not conform to the 'Sendable' protocol
2 |     final public var header: Header
3 |     @objc @inlinable deinit
/Users/admin/builder/spi-builder-workspace/Sources/HashTreeCollections/HashNode/_HashNode+Storage.swift:29:14: warning: let '_emptySingleton' is not concurrency-safe because non-'Sendable' type '_RawHashStorage' (aka 'ManagedBuffer<_HashNodeHeader, _RawHashNode>') may have shared mutable state; this is an error in the Swift 6 language mode
 27 | /// clean up after themselves in their `deinit` method.)
 28 | @usableFromInline
 29 | internal let _emptySingleton: _RawHashStorage = _RawHashStorage.create(
    |              |- warning: let '_emptySingleton' is not concurrency-safe because non-'Sendable' type '_RawHashStorage' (aka 'ManagedBuffer<_HashNodeHeader, _RawHashNode>') may have shared mutable state; this is an error in the Swift 6 language mode
    |              |- note: annotate '_emptySingleton' with '@MainActor' if property should only be accessed from the main actor
    |              `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
 30 |   minimumCapacity: 0,
 31 |   makingHeaderWith: { _ in _HashNodeHeader(byteCapacity: 0) })
Swift.ManagedBuffer:1:12: note: generic class 'ManagedBuffer' does not conform to the 'Sendable' protocol
1 | open class ManagedBuffer<Header, Element> where Element : ~Copyable {
  |            `- note: generic class 'ManagedBuffer' does not conform to the 'Sendable' protocol
2 |     final public var header: Header
3 |     @objc @inlinable deinit
/Users/admin/builder/spi-builder-workspace/Sources/HashTreeCollections/HashNode/_HashNode+Storage.swift:29:14: warning: let '_emptySingleton' is not concurrency-safe because non-'Sendable' type '_RawHashStorage' (aka 'ManagedBuffer<_HashNodeHeader, _RawHashNode>') may have shared mutable state; this is an error in the Swift 6 language mode
 27 | /// clean up after themselves in their `deinit` method.)
 28 | @usableFromInline
 29 | internal let _emptySingleton: _RawHashStorage = _RawHashStorage.create(
    |              |- warning: let '_emptySingleton' is not concurrency-safe because non-'Sendable' type '_RawHashStorage' (aka 'ManagedBuffer<_HashNodeHeader, _RawHashNode>') may have shared mutable state; this is an error in the Swift 6 language mode
    |              |- note: annotate '_emptySingleton' with '@MainActor' if property should only be accessed from the main actor
    |              `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
 30 |   minimumCapacity: 0,
 31 |   makingHeaderWith: { _ in _HashNodeHeader(byteCapacity: 0) })
Swift.ManagedBuffer:1:12: note: generic class 'ManagedBuffer' does not conform to the 'Sendable' protocol
1 | open class ManagedBuffer<Header, Element> where Element : ~Copyable {
  |            `- note: generic class 'ManagedBuffer' does not conform to the 'Sendable' protocol
2 |     final public var header: Header
3 |     @objc @inlinable deinit
/Users/admin/builder/spi-builder-workspace/Sources/HashTreeCollections/HashNode/_HashNode+Storage.swift:29:14: warning: let '_emptySingleton' is not concurrency-safe because non-'Sendable' type '_RawHashStorage' (aka 'ManagedBuffer<_HashNodeHeader, _RawHashNode>') may have shared mutable state; this is an error in the Swift 6 language mode
 27 | /// clean up after themselves in their `deinit` method.)
 28 | @usableFromInline
 29 | internal let _emptySingleton: _RawHashStorage = _RawHashStorage.create(
    |              |- warning: let '_emptySingleton' is not concurrency-safe because non-'Sendable' type '_RawHashStorage' (aka 'ManagedBuffer<_HashNodeHeader, _RawHashNode>') may have shared mutable state; this is an error in the Swift 6 language mode
    |              |- note: annotate '_emptySingleton' with '@MainActor' if property should only be accessed from the main actor
    |              `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
 30 |   minimumCapacity: 0,
 31 |   makingHeaderWith: { _ in _HashNodeHeader(byteCapacity: 0) })
Swift.ManagedBuffer:1:12: note: generic class 'ManagedBuffer' does not conform to the 'Sendable' protocol
1 | open class ManagedBuffer<Header, Element> where Element : ~Copyable {
  |            `- note: generic class 'ManagedBuffer' does not conform to the 'Sendable' protocol
2 |     final public var header: Header
3 |     @objc @inlinable deinit
/Users/admin/builder/spi-builder-workspace/Sources/HashTreeCollections/HashNode/_HashNode+Storage.swift:29:14: warning: let '_emptySingleton' is not concurrency-safe because non-'Sendable' type '_RawHashStorage' (aka 'ManagedBuffer<_HashNodeHeader, _RawHashNode>') may have shared mutable state; this is an error in the Swift 6 language mode
 27 | /// clean up after themselves in their `deinit` method.)
 28 | @usableFromInline
 29 | internal let _emptySingleton: _RawHashStorage = _RawHashStorage.create(
    |              |- warning: let '_emptySingleton' is not concurrency-safe because non-'Sendable' type '_RawHashStorage' (aka 'ManagedBuffer<_HashNodeHeader, _RawHashNode>') may have shared mutable state; this is an error in the Swift 6 language mode
    |              |- note: annotate '_emptySingleton' with '@MainActor' if property should only be accessed from the main actor
    |              `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
 30 |   minimumCapacity: 0,
 31 |   makingHeaderWith: { _ in _HashNodeHeader(byteCapacity: 0) })
Swift.ManagedBuffer:1:12: note: generic class 'ManagedBuffer' does not conform to the 'Sendable' protocol
1 | open class ManagedBuffer<Header, Element> where Element : ~Copyable {
  |            `- note: generic class 'ManagedBuffer' does not conform to the 'Sendable' protocol
2 |     final public var header: Header
3 |     @objc @inlinable deinit
/Users/admin/builder/spi-builder-workspace/Sources/HashTreeCollections/HashNode/_HashNode+Storage.swift:29:14: warning: let '_emptySingleton' is not concurrency-safe because non-'Sendable' type '_RawHashStorage' (aka 'ManagedBuffer<_HashNodeHeader, _RawHashNode>') may have shared mutable state; this is an error in the Swift 6 language mode
 27 | /// clean up after themselves in their `deinit` method.)
 28 | @usableFromInline
 29 | internal let _emptySingleton: _RawHashStorage = _RawHashStorage.create(
    |              |- warning: let '_emptySingleton' is not concurrency-safe because non-'Sendable' type '_RawHashStorage' (aka 'ManagedBuffer<_HashNodeHeader, _RawHashNode>') may have shared mutable state; this is an error in the Swift 6 language mode
    |              |- note: annotate '_emptySingleton' with '@MainActor' if property should only be accessed from the main actor
    |              `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
 30 |   minimumCapacity: 0,
 31 |   makingHeaderWith: { _ in _HashNodeHeader(byteCapacity: 0) })
Swift.ManagedBuffer:1:12: note: generic class 'ManagedBuffer' does not conform to the 'Sendable' protocol
1 | open class ManagedBuffer<Header, Element> where Element : ~Copyable {
  |            `- note: generic class 'ManagedBuffer' does not conform to the 'Sendable' protocol
2 |     final public var header: Header
3 |     @objc @inlinable deinit
/Users/admin/builder/spi-builder-workspace/Sources/HashTreeCollections/HashNode/_HashNode+Storage.swift:29:14: warning: let '_emptySingleton' is not concurrency-safe because non-'Sendable' type '_RawHashStorage' (aka 'ManagedBuffer<_HashNodeHeader, _RawHashNode>') may have shared mutable state; this is an error in the Swift 6 language mode
 27 | /// clean up after themselves in their `deinit` method.)
 28 | @usableFromInline
 29 | internal let _emptySingleton: _RawHashStorage = _RawHashStorage.create(
    |              |- warning: let '_emptySingleton' is not concurrency-safe because non-'Sendable' type '_RawHashStorage' (aka 'ManagedBuffer<_HashNodeHeader, _RawHashNode>') may have shared mutable state; this is an error in the Swift 6 language mode
    |              |- note: annotate '_emptySingleton' with '@MainActor' if property should only be accessed from the main actor
    |              `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
 30 |   minimumCapacity: 0,
 31 |   makingHeaderWith: { _ in _HashNodeHeader(byteCapacity: 0) })
Swift.ManagedBuffer:1:12: note: generic class 'ManagedBuffer' does not conform to the 'Sendable' protocol
1 | open class ManagedBuffer<Header, Element> where Element : ~Copyable {
  |            `- note: generic class 'ManagedBuffer' does not conform to the 'Sendable' protocol
2 |     final public var header: Header
3 |     @objc @inlinable deinit
/Users/admin/builder/spi-builder-workspace/Sources/HashTreeCollections/HashNode/_HashNode+Storage.swift:29:14: warning: let '_emptySingleton' is not concurrency-safe because non-'Sendable' type '_RawHashStorage' (aka 'ManagedBuffer<_HashNodeHeader, _RawHashNode>') may have shared mutable state; this is an error in the Swift 6 language mode
 27 | /// clean up after themselves in their `deinit` method.)
 28 | @usableFromInline
 29 | internal let _emptySingleton: _RawHashStorage = _RawHashStorage.create(
    |              |- warning: let '_emptySingleton' is not concurrency-safe because non-'Sendable' type '_RawHashStorage' (aka 'ManagedBuffer<_HashNodeHeader, _RawHashNode>') may have shared mutable state; this is an error in the Swift 6 language mode
    |              |- note: annotate '_emptySingleton' with '@MainActor' if property should only be accessed from the main actor
    |              `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
 30 |   minimumCapacity: 0,
 31 |   makingHeaderWith: { _ in _HashNodeHeader(byteCapacity: 0) })
Swift.ManagedBuffer:1:12: note: generic class 'ManagedBuffer' does not conform to the 'Sendable' protocol
1 | open class ManagedBuffer<Header, Element> where Element : ~Copyable {
  |            `- note: generic class 'ManagedBuffer' does not conform to the 'Sendable' protocol
2 |     final public var header: Header
3 |     @objc @inlinable deinit
/Users/admin/builder/spi-builder-workspace/Sources/HashTreeCollections/HashNode/_HashNode+Storage.swift:29:14: warning: let '_emptySingleton' is not concurrency-safe because non-'Sendable' type '_RawHashStorage' (aka 'ManagedBuffer<_HashNodeHeader, _RawHashNode>') may have shared mutable state; this is an error in the Swift 6 language mode
 27 | /// clean up after themselves in their `deinit` method.)
 28 | @usableFromInline
 29 | internal let _emptySingleton: _RawHashStorage = _RawHashStorage.create(
    |              |- warning: let '_emptySingleton' is not concurrency-safe because non-'Sendable' type '_RawHashStorage' (aka 'ManagedBuffer<_HashNodeHeader, _RawHashNode>') may have shared mutable state; this is an error in the Swift 6 language mode
    |              |- note: annotate '_emptySingleton' with '@MainActor' if property should only be accessed from the main actor
    |              `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
 30 |   minimumCapacity: 0,
 31 |   makingHeaderWith: { _ in _HashNodeHeader(byteCapacity: 0) })
Swift.ManagedBuffer:1:12: note: generic class 'ManagedBuffer' does not conform to the 'Sendable' protocol
1 | open class ManagedBuffer<Header, Element> where Element : ~Copyable {
  |            `- note: generic class 'ManagedBuffer' does not conform to the 'Sendable' protocol
2 |     final public var header: Header
3 |     @objc @inlinable deinit
/Users/admin/builder/spi-builder-workspace/Sources/HashTreeCollections/HashNode/_HashNode+Storage.swift:29:14: warning: let '_emptySingleton' is not concurrency-safe because non-'Sendable' type '_RawHashStorage' (aka 'ManagedBuffer<_HashNodeHeader, _RawHashNode>') may have shared mutable state; this is an error in the Swift 6 language mode
 27 | /// clean up after themselves in their `deinit` method.)
 28 | @usableFromInline
 29 | internal let _emptySingleton: _RawHashStorage = _RawHashStorage.create(
    |              |- warning: let '_emptySingleton' is not concurrency-safe because non-'Sendable' type '_RawHashStorage' (aka 'ManagedBuffer<_HashNodeHeader, _RawHashNode>') may have shared mutable state; this is an error in the Swift 6 language mode
    |              |- note: annotate '_emptySingleton' with '@MainActor' if property should only be accessed from the main actor
    |              `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
 30 |   minimumCapacity: 0,
 31 |   makingHeaderWith: { _ in _HashNodeHeader(byteCapacity: 0) })
Swift.ManagedBuffer:1:12: note: generic class 'ManagedBuffer' does not conform to the 'Sendable' protocol
1 | open class ManagedBuffer<Header, Element> where Element : ~Copyable {
  |            `- note: generic class 'ManagedBuffer' does not conform to the 'Sendable' protocol
2 |     final public var header: Header
3 |     @objc @inlinable deinit
/Users/admin/builder/spi-builder-workspace/Sources/HashTreeCollections/HashNode/_HashNode+Storage.swift:29:14: warning: let '_emptySingleton' is not concurrency-safe because non-'Sendable' type '_RawHashStorage' (aka 'ManagedBuffer<_HashNodeHeader, _RawHashNode>') may have shared mutable state; this is an error in the Swift 6 language mode
 27 | /// clean up after themselves in their `deinit` method.)
 28 | @usableFromInline
 29 | internal let _emptySingleton: _RawHashStorage = _RawHashStorage.create(
    |              |- warning: let '_emptySingleton' is not concurrency-safe because non-'Sendable' type '_RawHashStorage' (aka 'ManagedBuffer<_HashNodeHeader, _RawHashNode>') may have shared mutable state; this is an error in the Swift 6 language mode
    |              |- note: annotate '_emptySingleton' with '@MainActor' if property should only be accessed from the main actor
    |              `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
 30 |   minimumCapacity: 0,
 31 |   makingHeaderWith: { _ in _HashNodeHeader(byteCapacity: 0) })
Swift.ManagedBuffer:1:12: note: generic class 'ManagedBuffer' does not conform to the 'Sendable' protocol
1 | open class ManagedBuffer<Header, Element> where Element : ~Copyable {
  |            `- note: generic class 'ManagedBuffer' does not conform to the 'Sendable' protocol
2 |     final public var header: Header
3 |     @objc @inlinable deinit
/Users/admin/builder/spi-builder-workspace/Sources/HashTreeCollections/HashNode/_HashNode+Storage.swift:29:14: warning: let '_emptySingleton' is not concurrency-safe because non-'Sendable' type '_RawHashStorage' (aka 'ManagedBuffer<_HashNodeHeader, _RawHashNode>') may have shared mutable state; this is an error in the Swift 6 language mode
 27 | /// clean up after themselves in their `deinit` method.)
 28 | @usableFromInline
 29 | internal let _emptySingleton: _RawHashStorage = _RawHashStorage.create(
    |              |- warning: let '_emptySingleton' is not concurrency-safe because non-'Sendable' type '_RawHashStorage' (aka 'ManagedBuffer<_HashNodeHeader, _RawHashNode>') may have shared mutable state; this is an error in the Swift 6 language mode
    |              |- note: annotate '_emptySingleton' with '@MainActor' if property should only be accessed from the main actor
    |              `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
 30 |   minimumCapacity: 0,
 31 |   makingHeaderWith: { _ in _HashNodeHeader(byteCapacity: 0) })
Swift.ManagedBuffer:1:12: note: generic class 'ManagedBuffer' does not conform to the 'Sendable' protocol
1 | open class ManagedBuffer<Header, Element> where Element : ~Copyable {
  |            `- note: generic class 'ManagedBuffer' does not conform to the 'Sendable' protocol
2 |     final public var header: Header
3 |     @objc @inlinable deinit
[298/374] Compiling _RopeModule Rope+Remove.swift
[299/374] Compiling _RopeModule Rope+RemoveSubrange.swift
[300/374] Compiling _RopeModule Rope+Split.swift
[301/374] Compiling _RopeModule Optional Utilities.swift
[302/374] Compiling _RopeModule String Utilities.swift
[303/374] Compiling _RopeModule String.Index+ABI.swift
[304/374] Compiling _RopeModule _CharacterRecognizer.swift
[305/374] Compiling HashTreeCollections _HashNode+Subtree Modify.swift
[329/374] Emitting module OrderedCollections
[330/374] Emitting module _RopeModule
[339/374] Emitting module HashTreeCollections
/Users/admin/builder/spi-builder-workspace/Sources/HashTreeCollections/HashNode/_HashNode+Storage.swift:29:14: warning: let '_emptySingleton' is not concurrency-safe because non-'Sendable' type '_RawHashStorage' (aka 'ManagedBuffer<_HashNodeHeader, _RawHashNode>') may have shared mutable state; this is an error in the Swift 6 language mode
 27 | /// clean up after themselves in their `deinit` method.)
 28 | @usableFromInline
 29 | internal let _emptySingleton: _RawHashStorage = _RawHashStorage.create(
    |              |- warning: let '_emptySingleton' is not concurrency-safe because non-'Sendable' type '_RawHashStorage' (aka 'ManagedBuffer<_HashNodeHeader, _RawHashNode>') may have shared mutable state; this is an error in the Swift 6 language mode
    |              |- note: annotate '_emptySingleton' with '@MainActor' if property should only be accessed from the main actor
    |              `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
 30 |   minimumCapacity: 0,
 31 |   makingHeaderWith: { _ in _HashNodeHeader(byteCapacity: 0) })
Swift.ManagedBuffer:1:12: note: generic class 'ManagedBuffer' does not conform to the 'Sendable' protocol
1 | open class ManagedBuffer<Header, Element> where Element : ~Copyable {
  |            `- note: generic class 'ManagedBuffer' does not conform to the 'Sendable' protocol
2 |     final public var header: Header
3 |     @objc @inlinable deinit
[340/376] Compiling Collections Collections.swift
[341/376] Emitting module Collections
/Users/admin/builder/spi-builder-workspace/Tests/_CollectionsTestSupport/AssertionContexts/TestContext.swift:23:23: warning: static property '_current' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
 21 |
 22 |   // FIXME: This ought to be a thread-local variable.
 23 |   internal static var _current: TestContext?
    |                       |- warning: static property '_current' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
    |                       |- note: convert '_current' to a 'let' constant to make 'Sendable' shared state immutable
    |                       |- note: annotate '_current' with '@MainActor' if property should only be accessed from the main actor
    |                       `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
 24 |
 25 |   public init() {}
/Users/admin/builder/spi-builder-workspace/Tests/_CollectionsTestSupport/AssertionContexts/TestContext.swift:23:23: warning: static property '_current' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
 21 |
 22 |   // FIXME: This ought to be a thread-local variable.
 23 |   internal static var _current: TestContext?
    |                       |- warning: static property '_current' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
    |                       |- note: convert '_current' to a 'let' constant to make 'Sendable' shared state immutable
    |                       |- note: annotate '_current' with '@MainActor' if property should only be accessed from the main actor
    |                       `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
 24 |
 25 |   public init() {}
/Users/admin/builder/spi-builder-workspace/Tests/_CollectionsTestSupport/AssertionContexts/TestContext.swift:23:23: warning: static property '_current' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
 21 |
 22 |   // FIXME: This ought to be a thread-local variable.
 23 |   internal static var _current: TestContext?
    |                       |- warning: static property '_current' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
    |                       |- note: convert '_current' to a 'let' constant to make 'Sendable' shared state immutable
    |                       |- note: annotate '_current' with '@MainActor' if property should only be accessed from the main actor
    |                       `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
 24 |
 25 |   public init() {}
/Users/admin/builder/spi-builder-workspace/Tests/_CollectionsTestSupport/AssertionContexts/TestContext.swift:23:23: warning: static property '_current' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
 21 |
 22 |   // FIXME: This ought to be a thread-local variable.
 23 |   internal static var _current: TestContext?
    |                       |- warning: static property '_current' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
    |                       |- note: convert '_current' to a 'let' constant to make 'Sendable' shared state immutable
    |                       |- note: annotate '_current' with '@MainActor' if property should only be accessed from the main actor
    |                       `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
 24 |
 25 |   public init() {}
[349/379] Compiling _CollectionsTestSupport SetAPIChecker.swift
[350/379] Compiling _CollectionsTestSupport SortedCollectionAPIChecker.swift
[351/379] Compiling _CollectionsTestSupport StringConvertibleValue.swift
[364/379] Emitting module _CollectionsTestSupport
/Users/admin/builder/spi-builder-workspace/Tests/_CollectionsTestSupport/AssertionContexts/TestContext.swift:23:23: warning: static property '_current' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
 21 |
 22 |   // FIXME: This ought to be a thread-local variable.
 23 |   internal static var _current: TestContext?
    |                       |- warning: static property '_current' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
    |                       |- note: convert '_current' to a 'let' constant to make 'Sendable' shared state immutable
    |                       |- note: annotate '_current' with '@MainActor' if property should only be accessed from the main actor
    |                       `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
 24 |
 25 |   public init() {}
/Users/admin/builder/spi-builder-workspace/Tests/_CollectionsTestSupport/MinimalTypes/MinimalDecoder.swift:182:16: warning: generic parameter 'Key' shadows generic parameter from outer scope with the same name; this is an error in the Swift 6 language mode
132 |
133 | extension MinimalDecoder {
134 |   final class KeyedContainer<Key: CodingKey> {
    |                              `- note: 'Key' previously declared here
135 |     typealias Value = MinimalEncoder.Value
136 |
    :
180 |   }
181 |
182 |   func _decode<Key: CodingKey>(key: Key) throws -> Value {
    |                `- warning: generic parameter 'Key' shadows generic parameter from outer scope with the same name; this is an error in the Swift 6 language mode
183 |     expectTrue(isValid, "Container isn't valid", trapping: true)
184 |     commitPendingContainer()
/Users/admin/builder/spi-builder-workspace/Tests/_CollectionsTestSupport/MinimalTypes/MinimalDecoder.swift:182:16: warning: generic parameter 'Key' shadows generic parameter from outer scope with the same name; this is an error in the Swift 6 language mode
132 |
133 | extension MinimalDecoder {
134 |   final class KeyedContainer<Key: CodingKey> {
    |                              `- note: 'Key' previously declared here
135 |     typealias Value = MinimalEncoder.Value
136 |
    :
180 |   }
181 |
182 |   func _decode<Key: CodingKey>(key: Key) throws -> Value {
    |                `- warning: generic parameter 'Key' shadows generic parameter from outer scope with the same name; this is an error in the Swift 6 language mode
183 |     expectTrue(isValid, "Container isn't valid", trapping: true)
184 |     commitPendingContainer()
/Users/admin/builder/spi-builder-workspace/Tests/_CollectionsTestSupport/MinimalTypes/MinimalDecoder.swift:182:16: warning: generic parameter 'Key' shadows generic parameter from outer scope with the same name; this is an error in the Swift 6 language mode
132 |
133 | extension MinimalDecoder {
134 |   final class KeyedContainer<Key: CodingKey> {
    |                              `- note: 'Key' previously declared here
135 |     typealias Value = MinimalEncoder.Value
136 |
    :
180 |   }
181 |
182 |   func _decode<Key: CodingKey>(key: Key) throws -> Value {
    |                `- warning: generic parameter 'Key' shadows generic parameter from outer scope with the same name; this is an error in the Swift 6 language mode
183 |     expectTrue(isValid, "Container isn't valid", trapping: true)
184 |     commitPendingContainer()
/Users/admin/builder/spi-builder-workspace/Tests/_CollectionsTestSupport/MinimalTypes/MinimalDecoder.swift:182:16: warning: generic parameter 'Key' shadows generic parameter from outer scope with the same name; this is an error in the Swift 6 language mode
132 |
133 | extension MinimalDecoder {
134 |   final class KeyedContainer<Key: CodingKey> {
    |                              `- note: 'Key' previously declared here
135 |     typealias Value = MinimalEncoder.Value
136 |
    :
180 |   }
181 |
182 |   func _decode<Key: CodingKey>(key: Key) throws -> Value {
    |                `- warning: generic parameter 'Key' shadows generic parameter from outer scope with the same name; this is an error in the Swift 6 language mode
183 |     expectTrue(isValid, "Container isn't valid", trapping: true)
184 |     commitPendingContainer()
/Users/admin/builder/spi-builder-workspace/Tests/_CollectionsTestSupport/MinimalTypes/MinimalDecoder.swift:182:16: warning: generic parameter 'Key' shadows generic parameter from outer scope with the same name; this is an error in the Swift 6 language mode
132 |
133 | extension MinimalDecoder {
134 |   final class KeyedContainer<Key: CodingKey> {
    |                              `- note: 'Key' previously declared here
135 |     typealias Value = MinimalEncoder.Value
136 |
    :
180 |   }
181 |
182 |   func _decode<Key: CodingKey>(key: Key) throws -> Value {
    |                `- warning: generic parameter 'Key' shadows generic parameter from outer scope with the same name; this is an error in the Swift 6 language mode
183 |     expectTrue(isValid, "Container isn't valid", trapping: true)
184 |     commitPendingContainer()
Build complete! (20.81s)
Build complete.
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        "HashNode/_HashStack.swift",
        "HashNode/_HashTreeIterator.swift",
        "HashNode/_HashTreeStatistics.swift",
        "HashNode/_RawHashNode+UnsafeHandle.swift",
        "HashNode/_RawHashNode.swift",
        "HashNode/_StorageHeader.swift",
        "HashNode/_UnmanagedHashNode.swift",
        "HashNode/_UnsafePath.swift",
        "TreeDictionary/TreeDictionary+Codable.swift",
        "TreeDictionary/TreeDictionary+Collection.swift",
        "TreeDictionary/TreeDictionary+CustomReflectable.swift",
        "TreeDictionary/TreeDictionary+Debugging.swift",
        "TreeDictionary/TreeDictionary+Descriptions.swift",
        "TreeDictionary/TreeDictionary+Equatable.swift",
        "TreeDictionary/TreeDictionary+ExpressibleByDictionaryLiteral.swift",
        "TreeDictionary/TreeDictionary+Filter.swift",
        "TreeDictionary/TreeDictionary+Hashable.swift",
        "TreeDictionary/TreeDictionary+Initializers.swift",
        "TreeDictionary/TreeDictionary+Keys.swift",
        "TreeDictionary/TreeDictionary+MapValues.swift",
        "TreeDictionary/TreeDictionary+Merge.swift",
        "TreeDictionary/TreeDictionary+Sendable.swift",
        "TreeDictionary/TreeDictionary+Sequence.swift",
        "TreeDictionary/TreeDictionary+Values.swift",
        "TreeDictionary/TreeDictionary.swift",
        "TreeSet/TreeSet+Codable.swift",
        "TreeSet/TreeSet+Collection.swift",
        "TreeSet/TreeSet+CustomReflectable.swift",
        "TreeSet/TreeSet+Debugging.swift",
        "TreeSet/TreeSet+Descriptions.swift",
        "TreeSet/TreeSet+Equatable.swift",
        "TreeSet/TreeSet+ExpressibleByArrayLiteral.swift",
        "TreeSet/TreeSet+Extras.swift",
        "TreeSet/TreeSet+Filter.swift",
        "TreeSet/TreeSet+Hashable.swift",
        "TreeSet/TreeSet+Sendable.swift",
        "TreeSet/TreeSet+Sequence.swift",
        "TreeSet/TreeSet+SetAlgebra Initializers.swift",
        "TreeSet/TreeSet+SetAlgebra basics.swift",
        "TreeSet/TreeSet+SetAlgebra formIntersection.swift",
        "TreeSet/TreeSet+SetAlgebra formSymmetricDifference.swift",
        "TreeSet/TreeSet+SetAlgebra formUnion.swift",
        "TreeSet/TreeSet+SetAlgebra intersection.swift",
        "TreeSet/TreeSet+SetAlgebra isDisjoint.swift",
        "TreeSet/TreeSet+SetAlgebra isEqualSet.swift",
        "TreeSet/TreeSet+SetAlgebra isStrictSubset.swift",
        "TreeSet/TreeSet+SetAlgebra isStrictSuperset.swift",
        "TreeSet/TreeSet+SetAlgebra isSubset.swift",
        "TreeSet/TreeSet+SetAlgebra isSuperset.swift",
        "TreeSet/TreeSet+SetAlgebra subtract.swift",
        "TreeSet/TreeSet+SetAlgebra subtracting.swift",
        "TreeSet/TreeSet+SetAlgebra symmetricDifference.swift",
        "TreeSet/TreeSet+SetAlgebra union.swift",
        "TreeSet/TreeSet.swift"
      ],
      "target_dependencies" : [
        "_CollectionsUtilities"
      ],
      "type" : "library"
    },
    {
      "c99name" : "DequeTests",
      "module_type" : "SwiftTarget",
      "name" : "DequeTests",
      "path" : "Tests/DequeTests",
      "sources" : [
        "DequeInternals.swift",
        "DequeTests.swift",
        "MutableCollectionTests.swift",
        "RangeReplaceableCollectionTests.swift"
      ],
      "target_dependencies" : [
        "DequeModule",
        "_CollectionsTestSupport"
      ],
      "type" : "test"
    },
    {
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      "module_type" : "SwiftTarget",
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      "path" : "Sources/DequeModule",
      "product_memberships" : [
        "DequeModule",
        "Collections"
      ],
      "sources" : [
        "Deque+Codable.swift",
        "Deque+Collection.swift",
        "Deque+CustomReflectable.swift",
        "Deque+Descriptions.swift",
        "Deque+Equatable.swift",
        "Deque+ExpressibleByArrayLiteral.swift",
        "Deque+Extras.swift",
        "Deque+Hashable.swift",
        "Deque+Sendable.swift",
        "Deque+Testing.swift",
        "Deque._Storage.swift",
        "Deque._UnsafeHandle.swift",
        "Deque.swift",
        "_DequeBuffer.swift",
        "_DequeBufferHeader.swift",
        "_DequeSlot.swift",
        "_UnsafeWrappedBuffer.swift"
      ],
      "target_dependencies" : [
        "_CollectionsUtilities"
      ],
      "type" : "library"
    },
    {
      "c99name" : "CollectionsTestSupportTests",
      "module_type" : "SwiftTarget",
      "name" : "CollectionsTestSupportTests",
      "path" : "Tests/CollectionsTestSupportTests",
      "sources" : [
        "CombinatoricsChecks.swift",
        "IndexRangeCollectionTests.swift",
        "MinimalTypeConformances.swift",
        "UtilitiesTests.swift"
      ],
      "target_dependencies" : [
        "_CollectionsTestSupport"
      ],
      "type" : "test"
    },
    {
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      "path" : "Sources/Collections",
      "product_memberships" : [
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      ],
      "sources" : [
        "Collections.swift"
      ],
      "target_dependencies" : [
        "BitCollections",
        "DequeModule",
        "HashTreeCollections",
        "HeapModule",
        "OrderedCollections",
        "_RopeModule"
      ],
      "type" : "library"
    },
    {
      "c99name" : "BitCollectionsTests",
      "module_type" : "SwiftTarget",
      "name" : "BitCollectionsTests",
      "path" : "Tests/BitCollectionsTests",
      "sources" : [
        "BitArrayTests.swift",
        "BitSet.Counted Tests.swift",
        "BitSetTests.swift"
      ],
      "target_dependencies" : [
        "BitCollections",
        "_CollectionsTestSupport",
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    {
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      "product_memberships" : [
        "BitCollections",
        "Collections"
      ],
      "sources" : [
        "BitArray/BitArray+BitwiseOperations.swift",
        "BitArray/BitArray+ChunkedBitsIterators.swift",
        "BitArray/BitArray+Codable.swift",
        "BitArray/BitArray+Collection.swift",
        "BitArray/BitArray+Copy.swift",
        "BitArray/BitArray+CustomReflectable.swift",
        "BitArray/BitArray+Descriptions.swift",
        "BitArray/BitArray+Equatable.swift",
        "BitArray/BitArray+ExpressibleByArrayLiteral.swift",
        "BitArray/BitArray+ExpressibleByStringLiteral.swift",
        "BitArray/BitArray+Extras.swift",
        "BitArray/BitArray+Fill.swift",
        "BitArray/BitArray+Hashable.swift",
        "BitArray/BitArray+Initializers.swift",
        "BitArray/BitArray+Invariants.swift",
        "BitArray/BitArray+LosslessStringConvertible.swift",
        "BitArray/BitArray+RandomBits.swift",
        "BitArray/BitArray+RangeReplaceableCollection.swift",
        "BitArray/BitArray+Shifts.swift",
        "BitArray/BitArray+Testing.swift",
        "BitArray/BitArray._UnsafeHandle.swift",
        "BitArray/BitArray.swift",
        "BitSet/BitSet+BidirectionalCollection.swift",
        "BitSet/BitSet+Codable.swift",
        "BitSet/BitSet+CustomDebugStringConvertible.swift",
        "BitSet/BitSet+CustomReflectable.swift",
        "BitSet/BitSet+CustomStringConvertible.swift",
        "BitSet/BitSet+Equatable.swift",
        "BitSet/BitSet+ExpressibleByArrayLiteral.swift",
        "BitSet/BitSet+Extras.swift",
        "BitSet/BitSet+Hashable.swift",
        "BitSet/BitSet+Initializers.swift",
        "BitSet/BitSet+Invariants.swift",
        "BitSet/BitSet+Random.swift",
        "BitSet/BitSet+SetAlgebra basics.swift",
        "BitSet/BitSet+SetAlgebra conformance.swift",
        "BitSet/BitSet+SetAlgebra formIntersection.swift",
        "BitSet/BitSet+SetAlgebra formSymmetricDifference.swift",
        "BitSet/BitSet+SetAlgebra formUnion.swift",
        "BitSet/BitSet+SetAlgebra intersection.swift",
        "BitSet/BitSet+SetAlgebra isDisjoint.swift",
        "BitSet/BitSet+SetAlgebra isEqualSet.swift",
        "BitSet/BitSet+SetAlgebra isStrictSubset.swift",
        "BitSet/BitSet+SetAlgebra isStrictSuperset.swift",
        "BitSet/BitSet+SetAlgebra isSubset.swift",
        "BitSet/BitSet+SetAlgebra isSuperset.swift",
        "BitSet/BitSet+SetAlgebra subtract.swift",
        "BitSet/BitSet+SetAlgebra subtracting.swift",
        "BitSet/BitSet+SetAlgebra symmetricDifference.swift",
        "BitSet/BitSet+SetAlgebra union.swift",
        "BitSet/BitSet+Sorted Collection APIs.swift",
        "BitSet/BitSet.Counted.swift",
        "BitSet/BitSet.Index.swift",
        "BitSet/BitSet._UnsafeHandle.swift",
        "BitSet/BitSet.swift",
        "Shared/Range+Utilities.swift",
        "Shared/Slice+Utilities.swift",
        "Shared/UInt+Tricks.swift",
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      ],
      "target_dependencies" : [
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    }
  ],
  "tools_version" : "5.6"
}
Done.