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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

Failed to build Music, reference latest (0e4c36), with Swift 6.1 for macOS (SPM) on 25 Apr 2025 22:24:44 UTC.

Build Command

env DEVELOPER_DIR=/Applications/Xcode-16.3.0.app xcrun swift build --arch arm64

Build Log

========================================
RunAll
========================================
Builder version: 4.61.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/dn-m/Music.git
Reference: latest
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/dn-m/Music
 * branch            latest     -> FETCH_HEAD
 * [new branch]      latest     -> origin/latest
HEAD is now at 0e4c365 Fix R & I
Cloned https://github.com/dn-m/Music.git
Revision (git rev-parse @):
0e4c3653740c34df98dd3587f630f30ac34ed25b
SUCCESS checkout https://github.com/dn-m/Music.git at latest
Fetching https://github.com/dn-m/Structure
Fetching https://github.com/dn-m/Math
Fetching https://github.com/dn-m/PerformanceTesting
[1/5829] Fetching structure
[60/7354] Fetching structure, performancetesting
[700/8195] Fetching structure, performancetesting, math
Fetched https://github.com/dn-m/Structure from cache (0.89s)
Fetched https://github.com/dn-m/PerformanceTesting from cache (0.89s)
Fetched https://github.com/dn-m/Math from cache (0.89s)
Computing version for https://github.com/dn-m/Math
Computed https://github.com/dn-m/Math at 0.8.0 (1.48s)
Computing version for https://github.com/dn-m/Structure
Computed https://github.com/dn-m/Structure at 0.25.0 (0.66s)
Computing version for https://github.com/dn-m/PerformanceTesting
Computed https://github.com/dn-m/PerformanceTesting at 0.4.0 (0.59s)
Creating working copy for https://github.com/dn-m/PerformanceTesting
Working copy of https://github.com/dn-m/PerformanceTesting resolved at 0.4.0
Creating working copy for https://github.com/dn-m/Structure
Working copy of https://github.com/dn-m/Structure resolved at 0.25.0
Creating working copy for https://github.com/dn-m/Math
Working copy of https://github.com/dn-m/Math resolved at 0.8.0
========================================
ResolveProductDependencies
========================================
Resolving dependencies ...
{
  "identity": ".resolve-product-dependencies",
  "name": "resolve-dependencies",
  "url": "/Users/admin/builder/spi-builder-workspace/.resolve-product-dependencies",
  "version": "unspecified",
  "path": "/Users/admin/builder/spi-builder-workspace/.resolve-product-dependencies",
  "dependencies": [
    {
      "identity": "music",
      "name": "Music",
      "url": "https://github.com/dn-m/Music.git",
      "version": "unspecified",
      "path": "/Users/admin/builder/spi-builder-workspace/.resolve-product-dependencies/.build/checkouts/Music",
      "dependencies": [
        {
          "identity": "structure",
          "name": "Structure",
          "url": "https://github.com/dn-m/Structure",
          "version": "0.25.0",
          "path": "/Users/admin/builder/spi-builder-workspace/.resolve-product-dependencies/.build/checkouts/Structure",
          "dependencies": [
            {
              "identity": "performancetesting",
              "name": "PerformanceTesting",
              "url": "https://github.com/dn-m/PerformanceTesting",
              "version": "0.4.0",
              "path": "/Users/admin/builder/spi-builder-workspace/.resolve-product-dependencies/.build/checkouts/PerformanceTesting",
              "dependencies": [
              ]
            }
          ]
        },
        {
          "identity": "math",
          "name": "Math",
          "url": "https://github.com/dn-m/Math",
          "version": "0.8.0",
          "path": "/Users/admin/builder/spi-builder-workspace/.resolve-product-dependencies/.build/checkouts/Math",
          "dependencies": [
            {
              "identity": "structure",
              "name": "Structure",
              "url": "https://github.com/dn-m/Structure",
              "version": "0.25.0",
              "path": "/Users/admin/builder/spi-builder-workspace/.resolve-product-dependencies/.build/checkouts/Structure",
              "dependencies": [
                {
                  "identity": "performancetesting",
                  "name": "PerformanceTesting",
                  "url": "https://github.com/dn-m/PerformanceTesting",
                  "version": "0.4.0",
                  "path": "/Users/admin/builder/spi-builder-workspace/.resolve-product-dependencies/.build/checkouts/PerformanceTesting",
                  "dependencies": [
                  ]
                }
              ]
            }
          ]
        }
      ]
    }
  ]
}
Fetching https://github.com/dn-m/Music.git
[1/4196] Fetching music
Fetched https://github.com/dn-m/Music.git from cache (0.92s)
Fetching https://github.com/dn-m/Math from cache
Fetching https://github.com/dn-m/Structure from cache
Fetched https://github.com/dn-m/Structure from cache (0.47s)
Fetched https://github.com/dn-m/Math from cache (0.47s)
Computing version for https://github.com/dn-m/Math
Computed https://github.com/dn-m/Math at 0.8.0 (0.52s)
Computing version for https://github.com/dn-m/Structure
Computed https://github.com/dn-m/Structure at 0.25.0 (0.03s)
Fetching https://github.com/dn-m/PerformanceTesting from cache
Fetched https://github.com/dn-m/PerformanceTesting from cache (0.41s)
Computing version for https://github.com/dn-m/PerformanceTesting
Computed https://github.com/dn-m/PerformanceTesting at 0.4.0 (0.46s)
Creating working copy for https://github.com/dn-m/Music.git
Working copy of https://github.com/dn-m/Music.git resolved at latest (0e4c365)
Creating working copy for https://github.com/dn-m/Structure
Working copy of https://github.com/dn-m/Structure resolved at 0.25.0
Creating working copy for https://github.com/dn-m/Math
Working copy of https://github.com/dn-m/Math resolved at 0.8.0
Creating working copy for https://github.com/dn-m/PerformanceTesting
Working copy of https://github.com/dn-m/PerformanceTesting resolved at 0.4.0
warning: '.resolve-product-dependencies': dependency 'music' is not used by any target
Found 2 product dependencies
  - Structure
  - Math
========================================
Build
========================================
Selected platform:         macosSpm
Swift version:             6.1
Building package at path:  $PWD
https://github.com/dn-m/Music.git
https://github.com/dn-m/Music.git
{
  "dependencies" : [
    {
      "identity" : "structure",
      "requirement" : {
        "range" : [
          {
            "lower_bound" : "0.24.0",
            "upper_bound" : "1.0.0"
          }
        ]
      },
      "type" : "sourceControl",
      "url" : "https://github.com/dn-m/Structure"
    },
    {
      "identity" : "math",
      "requirement" : {
        "range" : [
          {
            "lower_bound" : "0.7.0",
            "upper_bound" : "1.0.0"
          }
        ]
      },
      "type" : "sourceControl",
      "url" : "https://github.com/dn-m/Math"
    }
  ],
  "manifest_display_name" : "Music",
  "name" : "Music",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
  ],
  "products" : [
    {
      "name" : "Articulations",
      "targets" : [
        "Articulations"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    },
    {
      "name" : "Dynamics",
      "targets" : [
        "Dynamics"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    },
    {
      "name" : "Pitch",
      "targets" : [
        "Pitch"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    },
    {
      "name" : "Duration",
      "targets" : [
        "Duration"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    },
    {
      "name" : "MusicModel",
      "targets" : [
        "MusicModel"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "PitchTests",
      "module_type" : "SwiftTarget",
      "name" : "PitchTests",
      "path" : "Tests/PitchTests",
      "sources" : [
        "ChordDescriptorTests.swift",
        "ChordTests.swift",
        "CompoundDiatonicIntervalTests.swift",
        "DiatonicIntervalTests.swift",
        "FrequencyTests.swift",
        "IntervalQualityTests.swift",
        "NoteNumberTests.swift",
        "PitchClassDyadTests.swift",
        "PitchClassIntervalTests.swift",
        "PitchClassSetTests.swift",
        "PitchClassTests.swift",
        "PitchDyadTests.swift",
        "PitchIntervalTests.swift",
        "PitchSegmentTests.swift",
        "PitchSetTests.swift",
        "PitchTests.swift",
        "ScaleTests.swift",
        "UnorderedIntervalDescriptorTests.swift",
        "XCTestManifests.swift"
      ],
      "target_dependencies" : [
        "Pitch"
      ],
      "type" : "test"
    },
    {
      "c99name" : "Pitch",
      "module_type" : "SwiftTarget",
      "name" : "Pitch",
      "path" : "Sources/Pitch",
      "product_dependencies" : [
        "Math",
        "DataStructures"
      ],
      "product_memberships" : [
        "Pitch",
        "MusicModel"
      ],
      "sources" : [
        "Chord/Chord.IntervalPattern.swift",
        "Chord/Chord.swift",
        "Chord/ChordDescriptor.swift",
        "DiatonicInterval/CompoundDiatonicInterval.swift",
        "DiatonicInterval/DiatonicInterval.swift",
        "DiatonicInterval/DiatonicIntervalNumber.swift",
        "DiatonicInterval/DiatonicIntervalProtocol.swift",
        "DiatonicInterval/DiatonicIntervalQuality.swift",
        "DiatonicInterval/UnorderedDiatonicInterval.swift",
        "Dyad.swift",
        "Frequency.swift",
        "NoteNumber.swift",
        "NoteNumberRepresentable.swift",
        "OrderedInterval.swift",
        "Pitch.Class.Collection.swift",
        "Pitch.Class.swift",
        "Pitch.swift",
        "Scale/Scale.IntervalPattern.swift",
        "Scale/Scale.swift",
        "TuningSystem.swift",
        "UnorderedInterval.swift"
      ],
      "type" : "library"
    },
    {
      "c99name" : "MusicModelTests",
      "module_type" : "SwiftTarget",
      "name" : "MusicModelTests",
      "path" : "Tests/MusicModelTests",
      "sources" : [
        "Fixtures/JACKQuartet.swift",
        "IntervalSearchTreeTests.swift",
        "MeterTempoTests.swift",
        "ModelTests.swift",
        "PerformanceContextTests.swift",
        "XCTestManifests.swift"
      ],
      "target_dependencies" : [
        "MusicModel"
      ],
      "type" : "test"
    },
    {
      "c99name" : "MusicModel",
      "module_type" : "SwiftTarget",
      "name" : "MusicModel",
      "path" : "Sources/MusicModel",
      "product_dependencies" : [
        "Algebra",
        "DataStructures"
      ],
      "product_memberships" : [
        "MusicModel"
      ],
      "sources" : [
        "BeatContext.swift",
        "Data Structures/IntervalSearchTree.swift",
        "Model.Builder.swift",
        "Model.swift",
        "PerformanceContext/Identifiable.swift",
        "PerformanceContext/Instrument.swift",
        "PerformanceContext/PerformanceContext.swift",
        "PerformanceContext/Performer.swift",
        "PerformanceContext/PerformerInstrument.swift",
        "PerformanceContext/PerformerInstrumentVoice.swift",
        "PerformanceContext/Voice.swift"
      ],
      "target_dependencies" : [
        "Articulations",
        "Pitch",
        "Duration"
      ],
      "type" : "library"
    },
    {
      "c99name" : "DynamicsTests",
      "module_type" : "SwiftTarget",
      "name" : "DynamicsTests",
      "path" : "Tests/DynamicsTests",
      "sources" : [
        "DynamicInterpolationTests.swift",
        "DynamicTests.swift",
        "XCTestManifests.swift"
      ],
      "target_dependencies" : [
        "Dynamics"
      ],
      "type" : "test"
    },
    {
      "c99name" : "Dynamics",
      "module_type" : "SwiftTarget",
      "name" : "Dynamics",
      "path" : "Sources/Dynamics",
      "product_dependencies" : [
        "Destructure",
        "DataStructures"
      ],
      "product_memberships" : [
        "Dynamics"
      ],
      "sources" : [
        "Dynamic.Interpolation.swift",
        "Dynamic.swift"
      ],
      "type" : "library"
    },
    {
      "c99name" : "DurationTests",
      "module_type" : "SwiftTarget",
      "name" : "DurationTests",
      "path" : "Tests/DurationTests",
      "sources" : [
        "DurationTests.swift",
        "DurationTreeTests.swift",
        "EasingEvaluateTests.swift",
        "EasingIntegrateTests.swift",
        "InterpolationTests.swift",
        "MeterCollectionTests.swift",
        "MeterTests.swift",
        "ProportionTreeTests.swift",
        "RhythmTests.swift",
        "RhythmTreeTests.swift",
        "TempoInterpolationCollectionTests.swift",
        "TempoInterpolationFragmentTests.swift",
        "TempoTests.swift",
        "XCTestManifests.swift"
      ],
      "target_dependencies" : [
        "Duration"
      ],
      "type" : "test"
    },
    {
      "c99name" : "Duration",
      "module_type" : "SwiftTarget",
      "name" : "Duration",
      "path" : "Sources/Duration",
      "product_dependencies" : [
        "Math",
        "DataStructures"
      ],
      "product_memberships" : [
        "Duration",
        "MusicModel"
      ],
      "sources" : [
        "Beats.swift",
        "Duration.swift",
        "Meter/Meter.Collection.swift",
        "Meter/Meter.Context.swift",
        "Meter/Meter.Fragment.swift",
        "Meter/Meter.Kind.swift",
        "Meter/Meter.swift",
        "Rhythm/AbsenceOrEvent.swift",
        "Rhythm/ContinuationOrInstance.swift",
        "Rhythm/DurationTree.swift",
        "Rhythm/ProportionTree.swift",
        "Rhythm/Rhythm.swift",
        "Subdivision.swift",
        "Tempo/Tempo.Context.swift",
        "Tempo/Tempo.swift"
      ],
      "type" : "library"
    },
    {
      "c99name" : "ArticulationsTests",
      "module_type" : "SwiftTarget",
      "name" : "ArticulationsTests",
      "path" : "Tests/ArticulationsTests",
      "sources" : [
        "ArticulationTests.swift",
        "XCTestManifests.swift"
      ],
      "target_dependencies" : [
        "Articulations"
      ],
      "type" : "test"
    },
    {
      "c99name" : "Articulations",
      "module_type" : "SwiftTarget",
      "name" : "Articulations",
      "path" : "Sources/Articulations",
      "product_memberships" : [
        "Articulations",
        "MusicModel"
      ],
      "sources" : [
        "Articulation.swift",
        "Slur.swift"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "4.2"
}
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...
[0/11] Write sources
[10/11] Write swift-version-2F0A5646E1D333AE.txt
[12/16] Compiling Articulations Articulation.swift
[13/16] Emitting module Destructure
[14/16] Emitting module Articulations
[15/16] Compiling Articulations Slur.swift
[16/16] Compiling Destructure Destructure.swift
[17/42] Compiling Algorithms Split.swift
[18/42] Compiling Algorithms TupleMap.swift
[19/42] Compiling Algebra Semigroup.swift
[20/42] Compiling Algebra Sum.swift
[21/43] Compiling Algebra Group.swift
[22/43] Compiling Algebra Invertible.swift
[23/43] Compiling Algebra Monoid.swift
[24/43] Compiling Algebra MonoidView.swift
[25/43] Compiling Algebra Multiplicative.swift
[26/43] Compiling Algebra MultiplicativeSemigroup.swift
[27/43] Compiling Algebra One.swift
[28/43] Compiling Algebra Product.swift
[29/43] Compiling Algorithms Unzip.swift
[30/43] Compiling Algorithms Swap.swift
[31/43] Compiling Algorithms Rotate.swift
[32/43] Compiling Algorithms Ordered.swift
[33/43] Compiling Algorithms StableSort.swift
[34/43] Emitting module Algorithms
[35/43] Compiling Algorithms Combinatorics.swift
[36/43] Compiling Algebra Additive.swift
[37/43] Compiling Algebra AdditiveGroup.swift
[38/43] Emitting module Algebra
[39/43] Compiling Algebra Abelian.swift
[40/43] Compiling Algebra Accumulate.swift
[41/43] Compiling Algebra AdditiveSemigroup.swift
[42/43] Compiling Algebra AlgebraAdapters.swift
[43/43] Compiling Algebra Zero.swift
[44/104] Compiling DataStructures Either.swift
[45/104] Compiling DataStructures IntervalRelation.swift
[46/104] Compiling DataStructures InvertibleEnum.swift
[47/104] Compiling DataStructures Cross.swift
[48/104] Compiling DataStructures OrderedPair.swift
[49/104] Compiling DataStructures Pair.swift
[50/104] Compiling DataStructures SwappablePair.swift
[51/110] Compiling DataStructures Tree.Zipper.swift
[52/110] Compiling DataStructures Tree.swift
[53/110] Compiling DataStructures CollectionWrapping.swift
[54/110] Compiling DataStructures DoubleWrapping.swift
[55/110] Compiling DataStructures FloatWrapping.swift
[56/110] Compiling DataStructures Identifier.swift
[57/110] Compiling DataStructures WeightedDirectedGraph.swift
/Users/admin/builder/spi-builder-workspace/.build/checkouts/Structure/Sources/DataStructures/Hash/ContiguousSegmentCollection/ContiguousSegmentCollection.swift:465:75: error: type of expression is ambiguous without a type annotation
463 |     private enum Bound {
464 |         case lower, upper
465 |         var lowerCompare: (Metric,Metric) -> Bool { return self == .lower ? (>=) : (>) }
    |                                                                           `- error: type of expression is ambiguous without a type annotation
466 |         var upperCompare: (Metric,Metric) -> Bool { return self == .lower ? (<) : (<=) }
467 |     }
/Users/admin/builder/spi-builder-workspace/.build/checkouts/Structure/Sources/DataStructures/Hash/ContiguousSegmentCollection/ContiguousSegmentCollection.swift:466:84: error: ambiguous use of operator '<='
464 |         case lower, upper
465 |         var lowerCompare: (Metric,Metric) -> Bool { return self == .lower ? (>=) : (>) }
466 |         var upperCompare: (Metric,Metric) -> Bool { return self == .lower ? (<) : (<=) }
    |                                                                                    `- error: ambiguous use of operator '<='
467 |     }
468 |
Swift.Comparable.<=:2:13: note: found this candidate in module 'Swift'
1 | protocol Comparable {
2 | static func <= (lhs: Self, rhs: Self) -> Bool}
  |             `- note: found this candidate in module 'Swift'
3 |
Swift.Comparable.<=:2:31: note: found this candidate in module 'Swift'
1 | protocol Comparable {
2 | @inlinable public static func <= (lhs: Self, rhs: Self) -> Bool}
  |                               `- note: found this candidate in module 'Swift'
3 |
[58/110] Compiling DataStructures WeightedGraph.swift
/Users/admin/builder/spi-builder-workspace/.build/checkouts/Structure/Sources/DataStructures/Hash/ContiguousSegmentCollection/ContiguousSegmentCollection.swift:465:75: error: type of expression is ambiguous without a type annotation
463 |     private enum Bound {
464 |         case lower, upper
465 |         var lowerCompare: (Metric,Metric) -> Bool { return self == .lower ? (>=) : (>) }
    |                                                                           `- error: type of expression is ambiguous without a type annotation
466 |         var upperCompare: (Metric,Metric) -> Bool { return self == .lower ? (<) : (<=) }
467 |     }
/Users/admin/builder/spi-builder-workspace/.build/checkouts/Structure/Sources/DataStructures/Hash/ContiguousSegmentCollection/ContiguousSegmentCollection.swift:466:84: error: ambiguous use of operator '<='
464 |         case lower, upper
465 |         var lowerCompare: (Metric,Metric) -> Bool { return self == .lower ? (>=) : (>) }
466 |         var upperCompare: (Metric,Metric) -> Bool { return self == .lower ? (<) : (<=) }
    |                                                                                    `- error: ambiguous use of operator '<='
467 |     }
468 |
Swift.Comparable.<=:2:13: note: found this candidate in module 'Swift'
1 | protocol Comparable {
2 | static func <= (lhs: Self, rhs: Self) -> Bool}
  |             `- note: found this candidate in module 'Swift'
3 |
Swift.Comparable.<=:2:31: note: found this candidate in module 'Swift'
1 | protocol Comparable {
2 | @inlinable public static func <= (lhs: Self, rhs: Self) -> Bool}
  |                               `- note: found this candidate in module 'Swift'
3 |
[59/110] Compiling DataStructures Bimap.swift
/Users/admin/builder/spi-builder-workspace/.build/checkouts/Structure/Sources/DataStructures/Hash/ContiguousSegmentCollection/ContiguousSegmentCollection.swift:465:75: error: type of expression is ambiguous without a type annotation
463 |     private enum Bound {
464 |         case lower, upper
465 |         var lowerCompare: (Metric,Metric) -> Bool { return self == .lower ? (>=) : (>) }
    |                                                                           `- error: type of expression is ambiguous without a type annotation
466 |         var upperCompare: (Metric,Metric) -> Bool { return self == .lower ? (<) : (<=) }
467 |     }
/Users/admin/builder/spi-builder-workspace/.build/checkouts/Structure/Sources/DataStructures/Hash/ContiguousSegmentCollection/ContiguousSegmentCollection.swift:466:84: error: ambiguous use of operator '<='
464 |         case lower, upper
465 |         var lowerCompare: (Metric,Metric) -> Bool { return self == .lower ? (>=) : (>) }
466 |         var upperCompare: (Metric,Metric) -> Bool { return self == .lower ? (<) : (<=) }
    |                                                                                    `- error: ambiguous use of operator '<='
467 |     }
468 |
Swift.Comparable.<=:2:13: note: found this candidate in module 'Swift'
1 | protocol Comparable {
2 | static func <= (lhs: Self, rhs: Self) -> Bool}
  |             `- note: found this candidate in module 'Swift'
3 |
Swift.Comparable.<=:2:31: note: found this candidate in module 'Swift'
1 | protocol Comparable {
2 | @inlinable public static func <= (lhs: Self, rhs: Self) -> Bool}
  |                               `- note: found this candidate in module 'Swift'
3 |
[60/110] Compiling DataStructures ContiguousSegmentCollection.swift
/Users/admin/builder/spi-builder-workspace/.build/checkouts/Structure/Sources/DataStructures/Hash/ContiguousSegmentCollection/ContiguousSegmentCollection.swift:465:75: error: type of expression is ambiguous without a type annotation
463 |     private enum Bound {
464 |         case lower, upper
465 |         var lowerCompare: (Metric,Metric) -> Bool { return self == .lower ? (>=) : (>) }
    |                                                                           `- error: type of expression is ambiguous without a type annotation
466 |         var upperCompare: (Metric,Metric) -> Bool { return self == .lower ? (<) : (<=) }
467 |     }
/Users/admin/builder/spi-builder-workspace/.build/checkouts/Structure/Sources/DataStructures/Hash/ContiguousSegmentCollection/ContiguousSegmentCollection.swift:466:84: error: ambiguous use of operator '<='
464 |         case lower, upper
465 |         var lowerCompare: (Metric,Metric) -> Bool { return self == .lower ? (>=) : (>) }
466 |         var upperCompare: (Metric,Metric) -> Bool { return self == .lower ? (<) : (<=) }
    |                                                                                    `- error: ambiguous use of operator '<='
467 |     }
468 |
Swift.Comparable.<=:2:13: note: found this candidate in module 'Swift'
1 | protocol Comparable {
2 | static func <= (lhs: Self, rhs: Self) -> Bool}
  |             `- note: found this candidate in module 'Swift'
3 |
Swift.Comparable.<=:2:31: note: found this candidate in module 'Swift'
1 | protocol Comparable {
2 | @inlinable public static func <= (lhs: Self, rhs: Self) -> Bool}
  |                               `- note: found this candidate in module 'Swift'
3 |
[61/110] Compiling DataStructures Fragmentable.swift
/Users/admin/builder/spi-builder-workspace/.build/checkouts/Structure/Sources/DataStructures/Hash/ContiguousSegmentCollection/ContiguousSegmentCollection.swift:465:75: error: type of expression is ambiguous without a type annotation
463 |     private enum Bound {
464 |         case lower, upper
465 |         var lowerCompare: (Metric,Metric) -> Bool { return self == .lower ? (>=) : (>) }
    |                                                                           `- error: type of expression is ambiguous without a type annotation
466 |         var upperCompare: (Metric,Metric) -> Bool { return self == .lower ? (<) : (<=) }
467 |     }
/Users/admin/builder/spi-builder-workspace/.build/checkouts/Structure/Sources/DataStructures/Hash/ContiguousSegmentCollection/ContiguousSegmentCollection.swift:466:84: error: ambiguous use of operator '<='
464 |         case lower, upper
465 |         var lowerCompare: (Metric,Metric) -> Bool { return self == .lower ? (>=) : (>) }
466 |         var upperCompare: (Metric,Metric) -> Bool { return self == .lower ? (<) : (<=) }
    |                                                                                    `- error: ambiguous use of operator '<='
467 |     }
468 |
Swift.Comparable.<=:2:13: note: found this candidate in module 'Swift'
1 | protocol Comparable {
2 | static func <= (lhs: Self, rhs: Self) -> Bool}
  |             `- note: found this candidate in module 'Swift'
3 |
Swift.Comparable.<=:2:31: note: found this candidate in module 'Swift'
1 | protocol Comparable {
2 | @inlinable public static func <= (lhs: Self, rhs: Self) -> Bool}
  |                               `- note: found this candidate in module 'Swift'
3 |
[62/110] Compiling DataStructures Intervallic.swift
/Users/admin/builder/spi-builder-workspace/.build/checkouts/Structure/Sources/DataStructures/Hash/ContiguousSegmentCollection/ContiguousSegmentCollection.swift:465:75: error: type of expression is ambiguous without a type annotation
463 |     private enum Bound {
464 |         case lower, upper
465 |         var lowerCompare: (Metric,Metric) -> Bool { return self == .lower ? (>=) : (>) }
    |                                                                           `- error: type of expression is ambiguous without a type annotation
466 |         var upperCompare: (Metric,Metric) -> Bool { return self == .lower ? (<) : (<=) }
467 |     }
/Users/admin/builder/spi-builder-workspace/.build/checkouts/Structure/Sources/DataStructures/Hash/ContiguousSegmentCollection/ContiguousSegmentCollection.swift:466:84: error: ambiguous use of operator '<='
464 |         case lower, upper
465 |         var lowerCompare: (Metric,Metric) -> Bool { return self == .lower ? (>=) : (>) }
466 |         var upperCompare: (Metric,Metric) -> Bool { return self == .lower ? (<) : (<=) }
    |                                                                                    `- error: ambiguous use of operator '<='
467 |     }
468 |
Swift.Comparable.<=:2:13: note: found this candidate in module 'Swift'
1 | protocol Comparable {
2 | static func <= (lhs: Self, rhs: Self) -> Bool}
  |             `- note: found this candidate in module 'Swift'
3 |
Swift.Comparable.<=:2:31: note: found this candidate in module 'Swift'
1 | protocol Comparable {
2 | @inlinable public static func <= (lhs: Self, rhs: Self) -> Bool}
  |                               `- note: found this candidate in module 'Swift'
3 |
[63/110] Compiling DataStructures IntervallicFragmentable.swift
/Users/admin/builder/spi-builder-workspace/.build/checkouts/Structure/Sources/DataStructures/Hash/ContiguousSegmentCollection/ContiguousSegmentCollection.swift:465:75: error: type of expression is ambiguous without a type annotation
463 |     private enum Bound {
464 |         case lower, upper
465 |         var lowerCompare: (Metric,Metric) -> Bool { return self == .lower ? (>=) : (>) }
    |                                                                           `- error: type of expression is ambiguous without a type annotation
466 |         var upperCompare: (Metric,Metric) -> Bool { return self == .lower ? (<) : (<=) }
467 |     }
/Users/admin/builder/spi-builder-workspace/.build/checkouts/Structure/Sources/DataStructures/Hash/ContiguousSegmentCollection/ContiguousSegmentCollection.swift:466:84: error: ambiguous use of operator '<='
464 |         case lower, upper
465 |         var lowerCompare: (Metric,Metric) -> Bool { return self == .lower ? (>=) : (>) }
466 |         var upperCompare: (Metric,Metric) -> Bool { return self == .lower ? (<) : (<=) }
    |                                                                                    `- error: ambiguous use of operator '<='
467 |     }
468 |
Swift.Comparable.<=:2:13: note: found this candidate in module 'Swift'
1 | protocol Comparable {
2 | static func <= (lhs: Self, rhs: Self) -> Bool}
  |             `- note: found this candidate in module 'Swift'
3 |
Swift.Comparable.<=:2:31: note: found this candidate in module 'Swift'
1 | protocol Comparable {
2 | @inlinable public static func <= (lhs: Self, rhs: Self) -> Bool}
  |                               `- note: found this candidate in module 'Swift'
3 |
[64/110] Compiling DataStructures IntegerWrapping.swift
[65/110] Compiling DataStructures Metatype.swift
[66/110] Compiling DataStructures NewType.swift
[67/110] Compiling DataStructures RandomAccessCollectionWrapping.swift
[68/110] Compiling DataStructures SequenceWrapping.swift
[69/110] Compiling DataStructures SortedCollectionWrapping.swift
[70/110] Compiling DataStructures SymmetricPair.swift
[71/110] Compiling DataStructures UnorderedPair.swift
[72/110] Compiling DataStructures CollectionExtensions.swift
[73/110] Compiling DataStructures Homogeneity.swift
[74/110] Compiling DataStructures RangeProtocol+Algebra.swift
[75/110] Compiling DataStructures RangeProtocol.swift
[76/110] Compiling DataStructures SequenceExtensions.swift
[77/110] Compiling DataStructures Matrix.swift
[78/110] Compiling DataStructures Queue.swift
[79/110] Compiling DataStructures SortedArray.swift
[80/110] Compiling DataStructures Stack.swift
[81/110] Compiling DataStructures Zip3Sequence.swift
[82/110] Compiling DataStructures ZipToLongest.swift
[83/110] Compiling DataStructures SetExtensions.swift
[84/110] Compiling DataStructures AdjacencyList.swift
[85/110] Compiling DataStructures DirectedGraph.swift
[86/110] Compiling DataStructures Graph.swift
[87/110] Compiling DataStructures DirectedGraphProtocol.swift
[88/110] Compiling DataStructures GraphProtocol.swift
[89/110] Compiling DataStructures UndirectedGraphProtocol.swift
[90/110] Compiling DataStructures UnweightedGraphProtocol.swift
[91/110] Compiling DataStructures WeightedGraphProtocol.swift
[92/110] Compiling DataStructures ReferenceGraph.AdjacencyList.swift
[93/110] Compiling DataStructures ReferenceGraph.Edge.swift
[94/110] Compiling DataStructures ReferenceGraph.EdgeList.swift
[95/110] Compiling DataStructures ReferenceGraph.Node.swift
[96/110] Compiling DataStructures ReferenceGraph.swift
[97/110] Compiling DataStructures Measured.swift
[98/110] Compiling DataStructures Totalizable.swift
[99/110] Compiling DataStructures DictionaryProtocol.swift
[100/110] Compiling DataStructures OrderedDictionary.swift
[101/110] Compiling DataStructures SortedDictionary.swift
[102/110] Compiling DataStructures CircularArray.swift
[103/110] Compiling DataStructures LinkedList.swift
[104/110] Emitting module DataStructures
[105/110] Compiling DataStructures AVLTree.swift
[106/110] Compiling DataStructures BinaryHeap.swift
[107/110] Compiling DataStructures BinarySearchTree.swift
[108/110] Compiling DataStructures ReferenceTree.swift
[109/110] Compiling DataStructures ReferenceTreeProtocol.swift
[110/110] Compiling DataStructures SingleTypedTree.swift
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-16.3.0.app xcrun swift build --arch arm64
[0/1] Planning build
Building for debugging...
[0/1] Write swift-version-2F0A5646E1D333AE.txt
[2/6] Compiling Destructure Destructure.swift
[3/6] Emitting module Destructure
[4/6] Compiling Articulations Slur.swift
[5/6] Emitting module Articulations
[6/6] Compiling Articulations Articulation.swift
[7/32] Compiling Algorithms Unzip.swift
[8/32] Compiling Algebra Semigroup.swift
[9/32] Compiling Algebra Sum.swift
[10/33] Compiling Algebra Multiplicative.swift
[11/33] Compiling Algebra MultiplicativeSemigroup.swift
[12/33] Compiling Algebra One.swift
[13/33] Compiling Algebra Product.swift
[14/33] Compiling Algebra Group.swift
[15/33] Compiling Algebra Invertible.swift
[16/33] Compiling Algebra Monoid.swift
[17/33] Compiling Algebra MonoidView.swift
[18/33] Compiling Algorithms TupleMap.swift
[19/33] Compiling Algorithms Swap.swift
[20/33] Compiling Algorithms Split.swift
[21/33] Compiling Algorithms Ordered.swift
[22/33] Compiling Algorithms Rotate.swift
[23/33] Compiling Algorithms Combinatorics.swift
[24/33] Emitting module Algorithms
[25/33] Compiling Algorithms StableSort.swift
[26/33] Compiling Algebra Additive.swift
[27/33] Compiling Algebra AdditiveGroup.swift
[28/33] Emitting module Algebra
[29/33] Compiling Algebra Abelian.swift
[30/33] Compiling Algebra Accumulate.swift
[31/33] Compiling Algebra AdditiveSemigroup.swift
[32/33] Compiling Algebra AlgebraAdapters.swift
[33/33] Compiling Algebra Zero.swift
[34/94] Compiling DataStructures Either.swift
[35/94] Compiling DataStructures IntervalRelation.swift
[36/94] Compiling DataStructures InvertibleEnum.swift
[37/94] Compiling DataStructures Cross.swift
[38/94] Compiling DataStructures OrderedPair.swift
[39/94] Compiling DataStructures Pair.swift
[40/94] Compiling DataStructures SwappablePair.swift
[41/100] Compiling DataStructures SymmetricPair.swift
[42/100] Compiling DataStructures UnorderedPair.swift
[43/100] Compiling DataStructures CollectionExtensions.swift
[44/100] Compiling DataStructures Homogeneity.swift
[45/100] Compiling DataStructures RangeProtocol+Algebra.swift
[46/100] Compiling DataStructures RangeProtocol.swift
[47/100] Compiling DataStructures SequenceExtensions.swift
[48/100] Compiling DataStructures SetExtensions.swift
[49/100] Compiling DataStructures AdjacencyList.swift
[50/100] Compiling DataStructures DirectedGraph.swift
[51/100] Compiling DataStructures Graph.swift
[52/100] Compiling DataStructures DirectedGraphProtocol.swift
[53/100] Compiling DataStructures GraphProtocol.swift
[54/100] Compiling DataStructures UndirectedGraphProtocol.swift
[55/100] Compiling DataStructures IntegerWrapping.swift
[56/100] Compiling DataStructures Metatype.swift
[57/100] Compiling DataStructures NewType.swift
[58/100] Compiling DataStructures RandomAccessCollectionWrapping.swift
[59/100] Compiling DataStructures SequenceWrapping.swift
[60/100] Compiling DataStructures SortedCollectionWrapping.swift
[61/100] Compiling DataStructures UnweightedGraphProtocol.swift
[62/100] Compiling DataStructures WeightedGraphProtocol.swift
[63/100] Compiling DataStructures ReferenceGraph.AdjacencyList.swift
[64/100] Compiling DataStructures ReferenceGraph.Edge.swift
[65/100] Compiling DataStructures ReferenceGraph.EdgeList.swift
[66/100] Compiling DataStructures ReferenceGraph.Node.swift
[67/100] Compiling DataStructures ReferenceGraph.swift
[68/100] Compiling DataStructures Tree.Zipper.swift
[69/100] Compiling DataStructures Tree.swift
[70/100] Compiling DataStructures CollectionWrapping.swift
[71/100] Compiling DataStructures DoubleWrapping.swift
[72/100] Compiling DataStructures FloatWrapping.swift
[73/100] Compiling DataStructures Identifier.swift
[74/100] Compiling DataStructures Matrix.swift
[75/100] Compiling DataStructures Queue.swift
[76/100] Compiling DataStructures SortedArray.swift
[77/100] Compiling DataStructures Stack.swift
[78/100] Compiling DataStructures Zip3Sequence.swift
[79/100] Compiling DataStructures ZipToLongest.swift
[80/100] Compiling DataStructures AVLTree.swift
[81/100] Compiling DataStructures BinaryHeap.swift
[82/100] Compiling DataStructures BinarySearchTree.swift
[83/100] Compiling DataStructures ReferenceTree.swift
[84/100] Compiling DataStructures ReferenceTreeProtocol.swift
[85/100] Compiling DataStructures SingleTypedTree.swift
[86/100] Emitting module DataStructures
[87/100] Compiling DataStructures Measured.swift
[88/100] Compiling DataStructures Totalizable.swift
[89/100] Compiling DataStructures DictionaryProtocol.swift
[90/100] Compiling DataStructures OrderedDictionary.swift
[91/100] Compiling DataStructures SortedDictionary.swift
[92/100] Compiling DataStructures CircularArray.swift
[93/100] Compiling DataStructures LinkedList.swift
[94/100] Compiling DataStructures WeightedDirectedGraph.swift
[95/100] Compiling DataStructures WeightedGraph.swift
[96/100] Compiling DataStructures Bimap.swift
[97/100] Compiling DataStructures ContiguousSegmentCollection.swift
[98/100] Compiling DataStructures Fragmentable.swift
[99/100] Compiling DataStructures Intervallic.swift
[100/100] Compiling DataStructures IntervallicFragmentable.swift
[101/117] Compiling Dynamics Dynamic.Interpolation.swift
[102/117] Compiling Dynamics Dynamic.swift
[103/117] Emitting module Dynamics
[104/117] Compiling Math Rational.swift
[105/117] Compiling Math Proximity.swift
[106/117] Compiling Math Power.swift
[107/118] Compiling Math IntegerExtensions.swift
[108/118] Compiling Math LinearRegression.swift
[109/118] Compiling Math Scale.swift
[110/118] Compiling Math DoubleExtensions.swift
[111/118] Compiling Math Fraction.swift
[112/118] Compiling Math Functions.swift
[113/118] Compiling Math GCDDomain.swift
[114/118] Compiling Math Quadratic.swift
[115/118] Compiling Math PowerOfTwoSequence.swift
[116/118] Emitting module Math
[117/118] Compiling Math Bitwise.swift
[118/118] Compiling Math CollectionExtensions.swift
[119/153] Compiling Duration ContinuationOrInstance.swift
[120/153] Compiling Duration DurationTree.swift
[121/153] Compiling Duration Meter.swift
[122/153] Compiling Duration AbsenceOrEvent.swift
[123/153] Compiling Duration Tempo.Context.swift
[124/153] Compiling Duration Subdivision.swift
[125/154] Compiling Pitch Chord.IntervalPattern.swift
[126/154] Compiling Pitch Chord.swift
[127/154] Emitting module Duration
/Users/admin/builder/spi-builder-workspace/Sources/Duration/Rhythm/ProportionTree.swift:34:55: warning: property 'sum' cannot be used in an '@inlinable' function because 'Algebra' was not imported by this file; this is an error in the Swift 6 language mode
 32 |                 return .leaf(accum)
 33 |             case .branch(let duration, let trees):
 34 |                 let sum = trees.lazy.map { $0.value }.sum
    |                                                       |- warning: property 'sum' cannot be used in an '@inlinable' function because 'Algebra' was not imported by this file; this is an error in the Swift 6 language mode
    |                                                       `- note: The missing import of module 'Algebra' will be added implicitly
 35 |                 let scale = Fraction(duration, sum)
 36 |                 return .branch(accum, trees.map { traverse($0, accum: accum * scale) })
[128/154] Compiling Duration ProportionTree.swift
/Users/admin/builder/spi-builder-workspace/Sources/Duration/Rhythm/ProportionTree.swift:34:55: warning: property 'sum' cannot be used in an '@inlinable' function because 'Algebra' was not imported by this file; this is an error in the Swift 6 language mode
 32 |                 return .leaf(accum)
 33 |             case .branch(let duration, let trees):
 34 |                 let sum = trees.lazy.map { $0.value }.sum
    |                                                       |- warning: property 'sum' cannot be used in an '@inlinable' function because 'Algebra' was not imported by this file; this is an error in the Swift 6 language mode
    |                                                       `- note: The missing import of module 'Algebra' will be added implicitly
 35 |                 let scale = Fraction(duration, sum)
 36 |                 return .branch(accum, trees.map { traverse($0, accum: accum * scale) })
[129/154] Compiling Duration Rhythm.swift
[130/154] Compiling Pitch NoteNumberRepresentable.swift
[131/154] Compiling Pitch Dyad.swift
[132/154] Compiling Pitch ChordDescriptor.swift
[133/154] Compiling Pitch NoteNumber.swift
error: emit-module command failed with exit code 1 (use -v to see invocation)
[134/154] Emitting module Pitch
/Users/admin/builder/spi-builder-workspace/Sources/Pitch/Frequency.swift:25:15: error: type 'Frequency' does not conform to protocol 'AdditiveArithmetic'
23 | ///     let mean: Frequency = 440.0 // => "a 440"
24 | ///
25 | public struct Frequency: NewType, SignedNumeric {
   |               `- error: type 'Frequency' does not conform to protocol 'AdditiveArithmetic'
26 |
27 |     // MARK: - Instance Properties
Swift.AdditiveArithmetic.+=:2:13: note: multiple matching functions named '+=' with type '(inout Frequency, Frequency) -> ()'
1 | protocol AdditiveArithmetic {
2 | static func += (lhs: inout Self, rhs: Self)}
  |             `- note: multiple matching functions named '+=' with type '(inout Frequency, Frequency) -> ()'
3 |
Swift.AdditiveArithmetic.+=:2:20: note: candidate exactly matches
1 | protocol AdditiveArithmetic {
2 | public static func += (lhs: inout Self, rhs: Self)}
  |                    `- note: candidate exactly matches
3 |
/Users/admin/builder/spi-builder-workspace/.build/checkouts/Structure/Sources/DataStructures/Wrapping/NewType.swift:71:24: note: candidate exactly matches
69 |     }
70 |
71 |     public static func += (lhs: inout Self, rhs: Self) {
   |                        `- note: candidate exactly matches
72 |         lhs = lhs + rhs
73 |     }
   :
77 |     }
78 |
79 |     public static func -= (lhs: inout Self, rhs: Self) {
   |                        `- note: candidate exactly matches
80 |         lhs = lhs - rhs
81 |     }
Swift.AdditiveArithmetic.-=:2:13: note: multiple matching functions named '-=' with type '(inout Frequency, Frequency) -> ()'
1 | protocol AdditiveArithmetic {
2 | static func -= (lhs: inout Self, rhs: Self)}
  |             `- note: multiple matching functions named '-=' with type '(inout Frequency, Frequency) -> ()'
3 |
Swift.AdditiveArithmetic.-=:2:20: note: candidate exactly matches
1 | protocol AdditiveArithmetic {
2 | public static func -= (lhs: inout Self, rhs: Self)}
  |                    `- note: candidate exactly matches
3 |
/Users/admin/builder/spi-builder-workspace/Sources/Pitch/NoteNumber.swift:27:15: error: type 'NoteNumber' does not conform to protocol 'AdditiveArithmetic'
25 | ///     let cold: NoteNumber = 60
26 | ///
27 | public struct NoteNumber:
   |               `- error: type 'NoteNumber' does not conform to protocol 'AdditiveArithmetic'
28 |     NewType,
29 |     Comparable,
Swift.AdditiveArithmetic.+=:2:13: note: multiple matching functions named '+=' with type '(inout NoteNumber, NoteNumber) -> ()'
1 | protocol AdditiveArithmetic {
2 | static func += (lhs: inout Self, rhs: Self)}
  |             `- note: multiple matching functions named '+=' with type '(inout NoteNumber, NoteNumber) -> ()'
3 |
Swift.AdditiveArithmetic.+=:2:20: note: candidate exactly matches
1 | protocol AdditiveArithmetic {
2 | public static func += (lhs: inout Self, rhs: Self)}
  |                    `- note: candidate exactly matches
3 |
/Users/admin/builder/spi-builder-workspace/.build/checkouts/Structure/Sources/DataStructures/Wrapping/NewType.swift:71:24: note: candidate exactly matches
69 |     }
70 |
71 |     public static func += (lhs: inout Self, rhs: Self) {
   |                        `- note: candidate exactly matches
72 |         lhs = lhs + rhs
73 |     }
   :
77 |     }
78 |
79 |     public static func -= (lhs: inout Self, rhs: Self) {
   |                        `- note: candidate exactly matches
80 |         lhs = lhs - rhs
81 |     }
Swift.AdditiveArithmetic.-=:2:13: note: multiple matching functions named '-=' with type '(inout NoteNumber, NoteNumber) -> ()'
1 | protocol AdditiveArithmetic {
2 | static func -= (lhs: inout Self, rhs: Self)}
  |             `- note: multiple matching functions named '-=' with type '(inout NoteNumber, NoteNumber) -> ()'
3 |
Swift.AdditiveArithmetic.-=:2:20: note: candidate exactly matches
1 | protocol AdditiveArithmetic {
2 | public static func -= (lhs: inout Self, rhs: Self)}
  |                    `- note: candidate exactly matches
3 |
/Users/admin/builder/spi-builder-workspace/Sources/Pitch/Pitch.swift:69:59: warning: initializer 'init(integerLiteral:)' cannot be used in a default argument value because 'DataStructures' was not imported by this file; this is an error in the Swift 6 language mode
67 |     /// The `Frequency` representation of this `Pitch`, with the given tuning `referenceFrequency`
68 |     /// at the given `referenceNoteNumber`.
69 |     public func frequency(referenceFrequency: Frequency = 440, referenceNoteNumber: NoteNumber = 69)
   |                                                           |- warning: initializer 'init(integerLiteral:)' cannot be used in a default argument value because 'DataStructures' was not imported by this file; this is an error in the Swift 6 language mode
   |                                                           `- note: The missing import of module 'DataStructures' will be added implicitly
70 |         -> Frequency
71 |     {
/Users/admin/builder/spi-builder-workspace/Sources/Pitch/Pitch.swift:69:98: warning: initializer 'init(integerLiteral:)' cannot be used in a default argument value because 'DataStructures' was not imported by this file; this is an error in the Swift 6 language mode
67 |     /// The `Frequency` representation of this `Pitch`, with the given tuning `referenceFrequency`
68 |     /// at the given `referenceNoteNumber`.
69 |     public func frequency(referenceFrequency: Frequency = 440, referenceNoteNumber: NoteNumber = 69)
   |                                                                                                  |- warning: initializer 'init(integerLiteral:)' cannot be used in a default argument value because 'DataStructures' was not imported by this file; this is an error in the Swift 6 language mode
   |                                                                                                  `- note: The missing import of module 'DataStructures' will be added implicitly
70 |         -> Frequency
71 |     {
[136/156] Compiling Pitch Pitch.Class.Collection.swift
[137/156] Compiling Pitch Scale.IntervalPattern.swift
[138/156] Compiling Pitch Scale.swift
[139/156] Compiling Pitch Pitch.Class.swift
/Users/admin/builder/spi-builder-workspace/Sources/Pitch/Pitch.swift:69:59: warning: initializer 'init(integerLiteral:)' cannot be used in a default argument value because 'DataStructures' was not imported by this file; this is an error in the Swift 6 language mode
67 |     /// The `Frequency` representation of this `Pitch`, with the given tuning `referenceFrequency`
68 |     /// at the given `referenceNoteNumber`.
69 |     public func frequency(referenceFrequency: Frequency = 440, referenceNoteNumber: NoteNumber = 69)
   |                                                           |- warning: initializer 'init(integerLiteral:)' cannot be used in a default argument value because 'DataStructures' was not imported by this file; this is an error in the Swift 6 language mode
   |                                                           `- note: The missing import of module 'DataStructures' will be added implicitly
70 |         -> Frequency
71 |     {
/Users/admin/builder/spi-builder-workspace/Sources/Pitch/Pitch.swift:69:98: warning: initializer 'init(integerLiteral:)' cannot be used in a default argument value because 'DataStructures' was not imported by this file; this is an error in the Swift 6 language mode
67 |     /// The `Frequency` representation of this `Pitch`, with the given tuning `referenceFrequency`
68 |     /// at the given `referenceNoteNumber`.
69 |     public func frequency(referenceFrequency: Frequency = 440, referenceNoteNumber: NoteNumber = 69)
   |                                                                                                  |- warning: initializer 'init(integerLiteral:)' cannot be used in a default argument value because 'DataStructures' was not imported by this file; this is an error in the Swift 6 language mode
   |                                                                                                  `- note: The missing import of module 'DataStructures' will be added implicitly
70 |         -> Frequency
71 |     {
[140/156] Compiling Pitch Pitch.swift
/Users/admin/builder/spi-builder-workspace/Sources/Pitch/Pitch.swift:69:59: warning: initializer 'init(integerLiteral:)' cannot be used in a default argument value because 'DataStructures' was not imported by this file; this is an error in the Swift 6 language mode
67 |     /// The `Frequency` representation of this `Pitch`, with the given tuning `referenceFrequency`
68 |     /// at the given `referenceNoteNumber`.
69 |     public func frequency(referenceFrequency: Frequency = 440, referenceNoteNumber: NoteNumber = 69)
   |                                                           |- warning: initializer 'init(integerLiteral:)' cannot be used in a default argument value because 'DataStructures' was not imported by this file; this is an error in the Swift 6 language mode
   |                                                           `- note: The missing import of module 'DataStructures' will be added implicitly
70 |         -> Frequency
71 |     {
/Users/admin/builder/spi-builder-workspace/Sources/Pitch/Pitch.swift:69:98: warning: initializer 'init(integerLiteral:)' cannot be used in a default argument value because 'DataStructures' was not imported by this file; this is an error in the Swift 6 language mode
67 |     /// The `Frequency` representation of this `Pitch`, with the given tuning `referenceFrequency`
68 |     /// at the given `referenceNoteNumber`.
69 |     public func frequency(referenceFrequency: Frequency = 440, referenceNoteNumber: NoteNumber = 69)
   |                                                                                                  |- warning: initializer 'init(integerLiteral:)' cannot be used in a default argument value because 'DataStructures' was not imported by this file; this is an error in the Swift 6 language mode
   |                                                                                                  `- note: The missing import of module 'DataStructures' will be added implicitly
70 |         -> Frequency
71 |     {
[141/156] Compiling Pitch DiatonicIntervalQuality.swift
[142/156] Compiling Pitch UnorderedDiatonicInterval.swift
[145/156] Compiling Pitch TuningSystem.swift
[146/156] Compiling Pitch UnorderedInterval.swift
[147/156] Compiling Duration Tempo.swift
[148/156] Compiling Pitch CompoundDiatonicInterval.swift
[149/156] Compiling Pitch DiatonicInterval.swift
/Users/admin/builder/spi-builder-workspace/Sources/Pitch/NoteNumber.swift:27:15: error: type 'NoteNumber' does not conform to protocol 'AdditiveArithmetic'
25 | ///     let cold: NoteNumber = 60
26 | ///
27 | public struct NoteNumber:
   |               `- error: type 'NoteNumber' does not conform to protocol 'AdditiveArithmetic'
28 |     NewType,
29 |     Comparable,
Swift.AdditiveArithmetic.+=:2:13: note: multiple matching functions named '+=' with type '(inout NoteNumber, NoteNumber) -> ()'
1 | protocol AdditiveArithmetic {
2 | static func += (lhs: inout Self, rhs: Self)}
  |             `- note: multiple matching functions named '+=' with type '(inout NoteNumber, NoteNumber) -> ()'
3 |
Swift.AdditiveArithmetic.+=:2:20: note: candidate exactly matches
1 | protocol AdditiveArithmetic {
2 | public static func += (lhs: inout Self, rhs: Self)}
  |                    `- note: candidate exactly matches
3 |
/Users/admin/builder/spi-builder-workspace/.build/checkouts/Structure/Sources/DataStructures/Wrapping/NewType.swift:71:24: note: candidate exactly matches
69 |     }
70 |
71 |     public static func += (lhs: inout Self, rhs: Self) {
   |                        `- note: candidate exactly matches
72 |         lhs = lhs + rhs
73 |     }
   :
77 |     }
78 |
79 |     public static func -= (lhs: inout Self, rhs: Self) {
   |                        `- note: candidate exactly matches
80 |         lhs = lhs - rhs
81 |     }
Swift.AdditiveArithmetic.-=:2:13: note: multiple matching functions named '-=' with type '(inout NoteNumber, NoteNumber) -> ()'
1 | protocol AdditiveArithmetic {
2 | static func -= (lhs: inout Self, rhs: Self)}
  |             `- note: multiple matching functions named '-=' with type '(inout NoteNumber, NoteNumber) -> ()'
3 |
Swift.AdditiveArithmetic.-=:2:20: note: candidate exactly matches
1 | protocol AdditiveArithmetic {
2 | public static func -= (lhs: inout Self, rhs: Self)}
  |                    `- note: candidate exactly matches
3 |
/Users/admin/builder/spi-builder-workspace/Sources/Pitch/NoteNumber.swift:27:15: error: type 'NoteNumber' does not conform to protocol 'AdditiveArithmetic'
25 | ///     let cold: NoteNumber = 60
26 | ///
27 | public struct NoteNumber:
   |               `- error: type 'NoteNumber' does not conform to protocol 'AdditiveArithmetic'
28 |     NewType,
29 |     Comparable,
Swift.AdditiveArithmetic.+=:2:13: note: multiple matching functions named '+=' with type '(inout NoteNumber, NoteNumber) -> ()'
1 | protocol AdditiveArithmetic {
2 | static func += (lhs: inout Self, rhs: Self)}
  |             `- note: multiple matching functions named '+=' with type '(inout NoteNumber, NoteNumber) -> ()'
3 |
Swift.AdditiveArithmetic.+=:2:20: note: candidate exactly matches
1 | protocol AdditiveArithmetic {
2 | public static func += (lhs: inout Self, rhs: Self)}
  |                    `- note: candidate exactly matches
3 |
/Users/admin/builder/spi-builder-workspace/.build/checkouts/Structure/Sources/DataStructures/Wrapping/NewType.swift:71:24: note: candidate exactly matches
69 |     }
70 |
71 |     public static func += (lhs: inout Self, rhs: Self) {
   |                        `- note: candidate exactly matches
72 |         lhs = lhs + rhs
73 |     }
   :
77 |     }
78 |
79 |     public static func -= (lhs: inout Self, rhs: Self) {
   |                        `- note: candidate exactly matches
80 |         lhs = lhs - rhs
81 |     }
Swift.AdditiveArithmetic.-=:2:13: note: multiple matching functions named '-=' with type '(inout NoteNumber, NoteNumber) -> ()'
1 | protocol AdditiveArithmetic {
2 | static func -= (lhs: inout Self, rhs: Self)}
  |             `- note: multiple matching functions named '-=' with type '(inout NoteNumber, NoteNumber) -> ()'
3 |
Swift.AdditiveArithmetic.-=:2:20: note: candidate exactly matches
1 | protocol AdditiveArithmetic {
2 | public static func -= (lhs: inout Self, rhs: Self)}
  |                    `- note: candidate exactly matches
3 |
/Users/admin/builder/spi-builder-workspace/Sources/Pitch/Frequency.swift:25:15: error: type 'Frequency' does not conform to protocol 'AdditiveArithmetic'
23 | ///     let mean: Frequency = 440.0 // => "a 440"
24 | ///
25 | public struct Frequency: NewType, SignedNumeric {
   |               `- error: type 'Frequency' does not conform to protocol 'AdditiveArithmetic'
26 |
27 |     // MARK: - Instance Properties
Swift.AdditiveArithmetic.+=:2:13: note: multiple matching functions named '+=' with type '(inout Frequency, Frequency) -> ()'
1 | protocol AdditiveArithmetic {
2 | static func += (lhs: inout Self, rhs: Self)}
  |             `- note: multiple matching functions named '+=' with type '(inout Frequency, Frequency) -> ()'
3 |
Swift.AdditiveArithmetic.+=:2:20: note: candidate exactly matches
1 | protocol AdditiveArithmetic {
2 | public static func += (lhs: inout Self, rhs: Self)}
  |                    `- note: candidate exactly matches
3 |
/Users/admin/builder/spi-builder-workspace/.build/checkouts/Structure/Sources/DataStructures/Wrapping/NewType.swift:71:24: note: candidate exactly matches
69 |     }
70 |
71 |     public static func += (lhs: inout Self, rhs: Self) {
   |                        `- note: candidate exactly matches
72 |         lhs = lhs + rhs
73 |     }
   :
77 |     }
78 |
79 |     public static func -= (lhs: inout Self, rhs: Self) {
   |                        `- note: candidate exactly matches
80 |         lhs = lhs - rhs
81 |     }
Swift.AdditiveArithmetic.-=:2:13: note: multiple matching functions named '-=' with type '(inout Frequency, Frequency) -> ()'
1 | protocol AdditiveArithmetic {
2 | static func -= (lhs: inout Self, rhs: Self)}
  |             `- note: multiple matching functions named '-=' with type '(inout Frequency, Frequency) -> ()'
3 |
Swift.AdditiveArithmetic.-=:2:20: note: candidate exactly matches
1 | protocol AdditiveArithmetic {
2 | public static func -= (lhs: inout Self, rhs: Self)}
  |                    `- note: candidate exactly matches
3 |
/Users/admin/builder/spi-builder-workspace/Sources/Pitch/Frequency.swift:25:15: error: type 'Frequency' does not conform to protocol 'AdditiveArithmetic'
23 | ///     let mean: Frequency = 440.0 // => "a 440"
24 | ///
25 | public struct Frequency: NewType, SignedNumeric {
   |               `- error: type 'Frequency' does not conform to protocol 'AdditiveArithmetic'
26 |
27 |     // MARK: - Instance Properties
Swift.AdditiveArithmetic.+=:2:13: note: multiple matching functions named '+=' with type '(inout Frequency, Frequency) -> ()'
1 | protocol AdditiveArithmetic {
2 | static func += (lhs: inout Self, rhs: Self)}
  |             `- note: multiple matching functions named '+=' with type '(inout Frequency, Frequency) -> ()'
3 |
Swift.AdditiveArithmetic.+=:2:20: note: candidate exactly matches
1 | protocol AdditiveArithmetic {
2 | public static func += (lhs: inout Self, rhs: Self)}
  |                    `- note: candidate exactly matches
3 |
/Users/admin/builder/spi-builder-workspace/.build/checkouts/Structure/Sources/DataStructures/Wrapping/NewType.swift:71:24: note: candidate exactly matches
69 |     }
70 |
71 |     public static func += (lhs: inout Self, rhs: Self) {
   |                        `- note: candidate exactly matches
72 |         lhs = lhs + rhs
73 |     }
   :
77 |     }
78 |
79 |     public static func -= (lhs: inout Self, rhs: Self) {
   |                        `- note: candidate exactly matches
80 |         lhs = lhs - rhs
81 |     }
Swift.AdditiveArithmetic.-=:2:13: note: multiple matching functions named '-=' with type '(inout Frequency, Frequency) -> ()'
1 | protocol AdditiveArithmetic {
2 | static func -= (lhs: inout Self, rhs: Self)}
  |             `- note: multiple matching functions named '-=' with type '(inout Frequency, Frequency) -> ()'
3 |
Swift.AdditiveArithmetic.-=:2:20: note: candidate exactly matches
1 | protocol AdditiveArithmetic {
2 | public static func -= (lhs: inout Self, rhs: Self)}
  |                    `- note: candidate exactly matches
3 |
BUILD FAILURE 6.1 macosSpm