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Build Information

Failed to build PitchSpeller with Swift 5.9 for macOS (SPM).

Build Command

env DEVELOPER_DIR="/Applications/Xcode-15.0.0-Beta.app" xcrun swift build --arch arm64

Build Log

========================================
RunAll
========================================
Builder version: 4.19.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/bwetherfield/pitchspeller.git
Reference: 0.1.1
Initialized empty Git repository in /Users/builder/builds/o86TiJKT/0/finestructure/swiftpackageindex-builder/spi-builder-workspace/.git/
From https://github.com/bwetherfield/pitchspeller
 * tag               0.1.1      -> FETCH_HEAD
HEAD is now at aabeb32 Update packages
Cloned https://github.com/bwetherfield/pitchspeller.git into spi-builder-workspace
aabeb3208372b334d69afe908f73022c1a89de57
SUCCESS checkout https://github.com/bwetherfield/pitchspeller.git at 0.1.1
========================================
Build
========================================
Selected platform:         macosSpm
Swift version:             5.9
Building package at path:  spi-builder-workspace
Running build ...
env DEVELOPER_DIR="/Applications/Xcode-15.0.0-Beta.app" xcrun swift build --arch arm64
Building ... (attempt 1)
Fetching https://github.com/dn-m/Structure from cache
Fetched https://github.com/dn-m/Structure (0.31s)
Fetching https://github.com/dn-m/Music from cache
Fetched https://github.com/dn-m/Music (0.18s)
Fetching https://github.com/dn-m/NotationModel from cache
Fetched https://github.com/dn-m/NotationModel (0.20s)
Fetching https://github.com/dn-m/PerformanceTesting from cache
Fetched https://github.com/dn-m/PerformanceTesting (0.19s)
Fetching https://github.com/dn-m/Math from cache
Fetched https://github.com/dn-m/Math (0.20s)
Computing version for https://github.com/dn-m/Math
Computed https://github.com/dn-m/Math at 0.7.1 (0.46s)
Creating working copy for https://github.com/dn-m/Structure
Working copy of https://github.com/dn-m/Structure resolved at pitchspeller-dependency
Creating working copy for https://github.com/dn-m/NotationModel
Working copy of https://github.com/dn-m/NotationModel resolved at pitchspeller-dependency
Creating working copy for https://github.com/dn-m/Math
Working copy of https://github.com/dn-m/Math resolved at 0.7.1
Creating working copy for https://github.com/dn-m/Music
Working copy of https://github.com/dn-m/Music resolved at pitchspeller-dependency
Creating working copy for https://github.com/dn-m/PerformanceTesting
Working copy of https://github.com/dn-m/PerformanceTesting resolved at pitchspeller-dependency
Building for debugging...
[1/2] Emitting module Destructure
[2/2] Compiling Destructure Destructure.swift
[3/25] Compiling Algorithms TupleMap.swift
[4/26] Compiling Algebra MonoidView.swift
[5/26] Compiling Algebra Multiplicative.swift
[6/28] Compiling Algebra AdditiveGroup.swift
[7/28] Compiling Algebra AdditiveSemigroup.swift
[8/28] Compiling Algebra MultiplicativeSemigroup.swift
[9/28] Compiling Algebra One.swift
[10/28] Compiling Algebra Invertible.swift
[11/28] Compiling Algebra Monoid.swift
[12/28] Emitting module Algebra
[13/28] Compiling Algebra Accumulate.swift
[14/28] Compiling Algebra Additive.swift
[15/28] Compiling Algorithms StableSort.swift
[16/28] Compiling Algorithms Rotate.swift
[17/28] Compiling Algorithms Ordered.swift
[18/28] Compiling Algorithms Split.swift
[19/28] Compiling Algorithms Swap.swift
[20/28] Emitting module Algorithms
[21/28] Compiling Algorithms Combinatorics.swift
[22/28] Compiling Algorithms Unzip.swift
[23/28] Compiling Algebra Sum.swift
[24/28] Compiling Algebra Zero.swift
[25/28] Compiling Algebra Product.swift
[26/28] Compiling Algebra Semigroup.swift
[27/28] Compiling Algebra AlgebraAdapters.swift
[28/28] Compiling Algebra Group.swift
[29/87] Compiling DataStructures Intervallic.swift
[30/87] Compiling DataStructures IntervallicFragmentable.swift
[31/87] Compiling DataStructures Measured.swift
[32/87] Compiling DataStructures Totalizable.swift
[33/87] Compiling DataStructures DictionaryProtocol.swift
[34/87] Compiling DataStructures Either.swift
[35/87] Compiling DataStructures DirectedGraph.swift
[36/87] Compiling DataStructures Graph.swift
[37/87] Compiling DataStructures DirectedGraphProtocol.swift
[38/95] Compiling DataStructures OrderedPair.swift
[39/95] Compiling DataStructures Pair.swift
[40/95] Compiling DataStructures SwappablePair.swift
[41/95] Compiling DataStructures SymmetricPair.swift
[42/95] Compiling DataStructures UnorderedPair.swift
[43/95] Compiling DataStructures Queue.swift
[44/95] Compiling DataStructures RangeProtocol+Algebra.swift
[45/95] Compiling DataStructures RangeProtocol.swift
[46/95] Compiling DataStructures GraphProtocol.swift
[47/95] Compiling DataStructures UndirectedGraphProtocol.swift
[48/95] Compiling DataStructures UnweightedGraphProtocol.swift
[49/95] Compiling DataStructures WeightedGraphProtocol.swift
[50/95] Compiling DataStructures WeightedDirectedGraph.swift
[51/95] Compiling DataStructures WeightedGraph.swift
[52/95] Compiling DataStructures Homogeneity.swift
[53/95] Compiling DataStructures Identifier.swift
[54/95] Emitting module DataStructures
[55/95] Compiling DataStructures DoubleWrapping.swift
[56/95] Compiling DataStructures FloatWrapping.swift
[57/95] Compiling DataStructures IntegerWrapping.swift
[58/95] Compiling DataStructures RandomAccessCollectionWrapping.swift
[59/95] Compiling DataStructures SequenceWrapping.swift
[60/95] Compiling DataStructures SortedCollectionWrapping.swift
[61/95] Compiling DataStructures Zip3Sequence.swift
[62/95] Compiling DataStructures ZipToLongest.swift
[63/95] Compiling DataStructures SetExtensions.swift
[64/95] Compiling DataStructures SingleTypedTree.swift
[65/95] Compiling DataStructures SortedArray.swift
[66/95] Compiling DataStructures SortedDictionary.swift
[67/95] Compiling DataStructures Stack.swift
[68/95] Compiling DataStructures Tree.Zipper.swift
[69/95] Compiling DataStructures Tree.swift
[70/95] Compiling DataStructures CollectionWrapping.swift
[71/95] Compiling DataStructures IntervalRelation.swift
[72/95] Compiling DataStructures InvertibleEnum.swift
[73/95] Compiling DataStructures LinkedList.swift
[74/95] Compiling DataStructures Matrix.swift
[75/95] Compiling DataStructures Metatype.swift
[76/95] Compiling DataStructures NewType.swift
[77/95] Compiling DataStructures OrderedDictionary.swift
[78/95] Compiling DataStructures Cross.swift
[79/95] Compiling DataStructures AVLTree.swift
[80/95] Compiling DataStructures AdjacencyList.swift
[81/95] Compiling DataStructures Bimap.swift
[82/95] Compiling DataStructures BinaryHeap.swift
[83/95] Compiling DataStructures BinarySearchTree.swift
[84/95] Compiling DataStructures CircularArray.swift
[85/95] Compiling DataStructures CollectionExtensions.swift
[86/95] Compiling DataStructures ContiguousSegmentCollection.swift
[87/95] Compiling DataStructures Fragmentable.swift
[88/95] Compiling DataStructures ReferenceGraph.AdjacencyList.swift
[89/95] Compiling DataStructures ReferenceGraph.Edge.swift
[90/95] Compiling DataStructures ReferenceGraph.EdgeList.swift
[91/95] Compiling DataStructures ReferenceGraph.Node.swift
[92/95] Compiling DataStructures ReferenceGraph.swift
[93/95] Compiling DataStructures ReferenceTree.swift
[94/95] Compiling DataStructures ReferenceTreeProtocol.swift
[95/95] Compiling DataStructures SequenceExtensions.swift
[96/109] Compiling Math Functions.swift
[97/109] Compiling Math GCDDomain.swift
[98/110] Compiling Math Power.swift
[99/110] Compiling Math PowerOfTwoSequence.swift
[100/110] Compiling Math Rational.swift
[101/110] Compiling Math Proximity.swift
[102/110] Compiling Math Quadratic.swift
[103/110] Emitting module Math
[104/110] Compiling Math IntegerExtensions.swift
[105/110] Compiling Math LinearRegression.swift
[106/110] Compiling Math DoubleExtensions.swift
[107/110] Compiling Math Fraction.swift
[108/110] Compiling Math Bitwise.swift
[109/110] Compiling Math CollectionExtensions.swift
[110/110] Compiling Math Scale.swift
[111/129] Compiling Pitch IntervalDescriptor.swift
[112/129] Compiling Pitch IntervalOrdinal.swift
[113/129] Compiling Pitch IntervalQuality.swift
[114/131] Compiling Pitch TuningSystem.swift
[115/131] Compiling Pitch UnorderedInterval.swift
[116/131] Compiling Pitch OrderedIntervalDescriptor.swift
/Users/builder/builds/o86TiJKT/0/finestructure/swiftpackageindex-builder/spi-builder-workspace/.build/checkouts/Music/Sources/Pitch/NoteNumber.swift:27:15: error: type 'NoteNumber' does not conform to protocol 'AdditiveArithmetic'
public struct NoteNumber:
              ^
Swift.AdditiveArithmetic:4:17: note: multiple matching functions named '+=' with type '(inout NoteNumber, NoteNumber) -> ()'
    static func += (lhs: inout Self, rhs: Self)
                ^
Swift.AdditiveArithmetic:2:24: note: candidate exactly matches
    public static func += (lhs: inout Self, rhs: Self)
                       ^
/Users/builder/builds/o86TiJKT/0/finestructure/swiftpackageindex-builder/spi-builder-workspace/.build/checkouts/Structure/Sources/DataStructures/NewType.swift:71:24: note: candidate exactly matches
    public static func += (lhs: inout Self, rhs: Self) {
                       ^
Swift.AdditiveArithmetic:6:17: note: multiple matching functions named '-=' with type '(inout NoteNumber, NoteNumber) -> ()'
    static func -= (lhs: inout Self, rhs: Self)
                ^
Swift.AdditiveArithmetic:3:24: note: candidate exactly matches
    public static func -= (lhs: inout Self, rhs: Self)
                       ^
/Users/builder/builds/o86TiJKT/0/finestructure/swiftpackageindex-builder/spi-builder-workspace/.build/checkouts/Structure/Sources/DataStructures/NewType.swift:79:24: note: candidate exactly matches
    public static func -= (lhs: inout Self, rhs: Self) {
                       ^
[117/131] Compiling Pitch UnorderedIntervalDescriptor.swift
/Users/builder/builds/o86TiJKT/0/finestructure/swiftpackageindex-builder/spi-builder-workspace/.build/checkouts/Music/Sources/Pitch/NoteNumber.swift:27:15: error: type 'NoteNumber' does not conform to protocol 'AdditiveArithmetic'
public struct NoteNumber:
              ^
Swift.AdditiveArithmetic:4:17: note: multiple matching functions named '+=' with type '(inout NoteNumber, NoteNumber) -> ()'
    static func += (lhs: inout Self, rhs: Self)
                ^
Swift.AdditiveArithmetic:2:24: note: candidate exactly matches
    public static func += (lhs: inout Self, rhs: Self)
                       ^
/Users/builder/builds/o86TiJKT/0/finestructure/swiftpackageindex-builder/spi-builder-workspace/.build/checkouts/Structure/Sources/DataStructures/NewType.swift:71:24: note: candidate exactly matches
    public static func += (lhs: inout Self, rhs: Self) {
                       ^
Swift.AdditiveArithmetic:6:17: note: multiple matching functions named '-=' with type '(inout NoteNumber, NoteNumber) -> ()'
    static func -= (lhs: inout Self, rhs: Self)
                ^
Swift.AdditiveArithmetic:3:24: note: candidate exactly matches
    public static func -= (lhs: inout Self, rhs: Self)
                       ^
/Users/builder/builds/o86TiJKT/0/finestructure/swiftpackageindex-builder/spi-builder-workspace/.build/checkouts/Structure/Sources/DataStructures/NewType.swift:79:24: note: candidate exactly matches
    public static func -= (lhs: inout Self, rhs: Self) {
                       ^
[118/131] Compiling Pitch NoteNumber.swift
/Users/builder/builds/o86TiJKT/0/finestructure/swiftpackageindex-builder/spi-builder-workspace/.build/checkouts/Music/Sources/Pitch/NoteNumber.swift:27:15: error: type 'NoteNumber' does not conform to protocol 'AdditiveArithmetic'
public struct NoteNumber:
              ^
Swift.AdditiveArithmetic:4:17: note: multiple matching functions named '+=' with type '(inout NoteNumber, NoteNumber) -> ()'
    static func += (lhs: inout Self, rhs: Self)
                ^
Swift.AdditiveArithmetic:2:24: note: candidate exactly matches
    public static func += (lhs: inout Self, rhs: Self)
                       ^
/Users/builder/builds/o86TiJKT/0/finestructure/swiftpackageindex-builder/spi-builder-workspace/.build/checkouts/Structure/Sources/DataStructures/NewType.swift:71:24: note: candidate exactly matches
    public static func += (lhs: inout Self, rhs: Self) {
                       ^
Swift.AdditiveArithmetic:6:17: note: multiple matching functions named '-=' with type '(inout NoteNumber, NoteNumber) -> ()'
    static func -= (lhs: inout Self, rhs: Self)
                ^
Swift.AdditiveArithmetic:3:24: note: candidate exactly matches
    public static func -= (lhs: inout Self, rhs: Self)
                       ^
/Users/builder/builds/o86TiJKT/0/finestructure/swiftpackageindex-builder/spi-builder-workspace/.build/checkouts/Structure/Sources/DataStructures/NewType.swift:79:24: note: candidate exactly matches
    public static func -= (lhs: inout Self, rhs: Self) {
                       ^
error: emit-module command failed with exit code 1 (use -v to see invocation)
[119/131] Emitting module Pitch
/Users/builder/builds/o86TiJKT/0/finestructure/swiftpackageindex-builder/spi-builder-workspace/.build/checkouts/Music/Sources/Pitch/Frequency.swift:25:15: error: type 'Frequency' does not conform to protocol 'AdditiveArithmetic'
public struct Frequency: NewType, SignedNumeric {
              ^
Swift.AdditiveArithmetic:4:17: note: multiple matching functions named '+=' with type '(inout Frequency, Frequency) -> ()'
    static func += (lhs: inout Self, rhs: Self)
                ^
Swift.AdditiveArithmetic:2:24: note: candidate exactly matches
    public static func += (lhs: inout Self, rhs: Self)
                       ^
/Users/builder/builds/o86TiJKT/0/finestructure/swiftpackageindex-builder/spi-builder-workspace/.build/checkouts/Structure/Sources/DataStructures/NewType.swift:71:24: note: candidate exactly matches
    public static func += (lhs: inout Self, rhs: Self) {
                       ^
Swift.AdditiveArithmetic:6:17: note: multiple matching functions named '-=' with type '(inout Frequency, Frequency) -> ()'
    static func -= (lhs: inout Self, rhs: Self)
                ^
Swift.AdditiveArithmetic:3:24: note: candidate exactly matches
    public static func -= (lhs: inout Self, rhs: Self)
                       ^
/Users/builder/builds/o86TiJKT/0/finestructure/swiftpackageindex-builder/spi-builder-workspace/.build/checkouts/Structure/Sources/DataStructures/NewType.swift:79:24: note: candidate exactly matches
    public static func -= (lhs: inout Self, rhs: Self) {
                       ^
/Users/builder/builds/o86TiJKT/0/finestructure/swiftpackageindex-builder/spi-builder-workspace/.build/checkouts/Music/Sources/Pitch/NoteNumber.swift:27:15: error: type 'NoteNumber' does not conform to protocol 'AdditiveArithmetic'
public struct NoteNumber:
              ^
Swift.AdditiveArithmetic:4:17: note: multiple matching functions named '+=' with type '(inout NoteNumber, NoteNumber) -> ()'
    static func += (lhs: inout Self, rhs: Self)
                ^
Swift.AdditiveArithmetic:2:24: note: candidate exactly matches
    public static func += (lhs: inout Self, rhs: Self)
                       ^
/Users/builder/builds/o86TiJKT/0/finestructure/swiftpackageindex-builder/spi-builder-workspace/.build/checkouts/Structure/Sources/DataStructures/NewType.swift:71:24: note: candidate exactly matches
    public static func += (lhs: inout Self, rhs: Self) {
                       ^
Swift.AdditiveArithmetic:6:17: note: multiple matching functions named '-=' with type '(inout NoteNumber, NoteNumber) -> ()'
    static func -= (lhs: inout Self, rhs: Self)
                ^
Swift.AdditiveArithmetic:3:24: note: candidate exactly matches
    public static func -= (lhs: inout Self, rhs: Self)
                       ^
/Users/builder/builds/o86TiJKT/0/finestructure/swiftpackageindex-builder/spi-builder-workspace/.build/checkouts/Structure/Sources/DataStructures/NewType.swift:79:24: note: candidate exactly matches
    public static func -= (lhs: inout Self, rhs: Self) {
                       ^
[120/131] Compiling Pitch Pitch.Class.swift
[121/131] Compiling Pitch Pitch.swift
[122/131] Compiling Pitch NoteNumberRepresentable.swift
[123/131] Compiling Pitch OrderedInterval.swift
[124/131] Compiling Pitch Dyad.swift
/Users/builder/builds/o86TiJKT/0/finestructure/swiftpackageindex-builder/spi-builder-workspace/.build/checkouts/Music/Sources/Pitch/Frequency.swift:25:15: error: type 'Frequency' does not conform to protocol 'AdditiveArithmetic'
public struct Frequency: NewType, SignedNumeric {
              ^
Swift.AdditiveArithmetic:4:17: note: multiple matching functions named '+=' with type '(inout Frequency, Frequency) -> ()'
    static func += (lhs: inout Self, rhs: Self)
                ^
Swift.AdditiveArithmetic:2:24: note: candidate exactly matches
    public static func += (lhs: inout Self, rhs: Self)
                       ^
/Users/builder/builds/o86TiJKT/0/finestructure/swiftpackageindex-builder/spi-builder-workspace/.build/checkouts/Structure/Sources/DataStructures/NewType.swift:71:24: note: candidate exactly matches
    public static func += (lhs: inout Self, rhs: Self) {
                       ^
Swift.AdditiveArithmetic:6:17: note: multiple matching functions named '-=' with type '(inout Frequency, Frequency) -> ()'
    static func -= (lhs: inout Self, rhs: Self)
                ^
Swift.AdditiveArithmetic:3:24: note: candidate exactly matches
    public static func -= (lhs: inout Self, rhs: Self)
                       ^
/Users/builder/builds/o86TiJKT/0/finestructure/swiftpackageindex-builder/spi-builder-workspace/.build/checkouts/Structure/Sources/DataStructures/NewType.swift:79:24: note: candidate exactly matches
    public static func -= (lhs: inout Self, rhs: Self) {
                       ^
[125/131] Compiling Pitch Frequency.swift
/Users/builder/builds/o86TiJKT/0/finestructure/swiftpackageindex-builder/spi-builder-workspace/.build/checkouts/Music/Sources/Pitch/Frequency.swift:25:15: error: type 'Frequency' does not conform to protocol 'AdditiveArithmetic'
public struct Frequency: NewType, SignedNumeric {
              ^
Swift.AdditiveArithmetic:4:17: note: multiple matching functions named '+=' with type '(inout Frequency, Frequency) -> ()'
    static func += (lhs: inout Self, rhs: Self)
                ^
Swift.AdditiveArithmetic:2:24: note: candidate exactly matches
    public static func += (lhs: inout Self, rhs: Self)
                       ^
/Users/builder/builds/o86TiJKT/0/finestructure/swiftpackageindex-builder/spi-builder-workspace/.build/checkouts/Structure/Sources/DataStructures/NewType.swift:71:24: note: candidate exactly matches
    public static func += (lhs: inout Self, rhs: Self) {
                       ^
Swift.AdditiveArithmetic:6:17: note: multiple matching functions named '-=' with type '(inout Frequency, Frequency) -> ()'
    static func -= (lhs: inout Self, rhs: Self)
                ^
Swift.AdditiveArithmetic:3:24: note: candidate exactly matches
    public static func -= (lhs: inout Self, rhs: Self)
                       ^
/Users/builder/builds/o86TiJKT/0/finestructure/swiftpackageindex-builder/spi-builder-workspace/.build/checkouts/Structure/Sources/DataStructures/NewType.swift:79:24: note: candidate exactly matches
    public static func -= (lhs: inout Self, rhs: Self) {
                       ^
[126/131] Compiling Pitch CompoundIntervalDescriptor.swift
/Users/builder/builds/o86TiJKT/0/finestructure/swiftpackageindex-builder/spi-builder-workspace/.build/checkouts/Music/Sources/Pitch/Frequency.swift:25:15: error: type 'Frequency' does not conform to protocol 'AdditiveArithmetic'
public struct Frequency: NewType, SignedNumeric {
              ^
Swift.AdditiveArithmetic:4:17: note: multiple matching functions named '+=' with type '(inout Frequency, Frequency) -> ()'
    static func += (lhs: inout Self, rhs: Self)
                ^
Swift.AdditiveArithmetic:2:24: note: candidate exactly matches
    public static func += (lhs: inout Self, rhs: Self)
                       ^
/Users/builder/builds/o86TiJKT/0/finestructure/swiftpackageindex-builder/spi-builder-workspace/.build/checkouts/Structure/Sources/DataStructures/NewType.swift:71:24: note: candidate exactly matches
    public static func += (lhs: inout Self, rhs: Self) {
                       ^
Swift.AdditiveArithmetic:6:17: note: multiple matching functions named '-=' with type '(inout Frequency, Frequency) -> ()'
    static func -= (lhs: inout Self, rhs: Self)
                ^
Swift.AdditiveArithmetic:3:24: note: candidate exactly matches
    public static func -= (lhs: inout Self, rhs: Self)
                       ^
/Users/builder/builds/o86TiJKT/0/finestructure/swiftpackageindex-builder/spi-builder-workspace/.build/checkouts/Structure/Sources/DataStructures/NewType.swift:79:24: note: candidate exactly matches
    public static func -= (lhs: inout Self, rhs: Self) {
                       ^
[127/131] Compiling Pitch Chord.IntervalPattern.swift
[128/131] Compiling Pitch Chord.swift
[129/131] Compiling Pitch ChordDescriptor.swift
[130/131] Compiling Pitch Scale.IntervalPattern.swift
[131/131] Compiling Pitch Scale.swift
error: fatalError
Retrying in 0 seconds ...
Building ... (attempt 2)
[0/1] Planning build
Building for debugging...
[1/7] Compiling Pitch Dyad.swift
[2/8] Compiling Pitch UnorderedIntervalDescriptor.swift
[3/8] Compiling Pitch CompoundIntervalDescriptor.swift
error: emit-module command failed with exit code 1 (use -v to see invocation)
[4/9] Compiling Pitch OrderedIntervalDescriptor.swift
[5/9] Emitting module Pitch
/Users/builder/builds/o86TiJKT/0/finestructure/swiftpackageindex-builder/spi-builder-workspace/.build/checkouts/Music/Sources/Pitch/Frequency.swift:25:15: error: type 'Frequency' does not conform to protocol 'AdditiveArithmetic'
public struct Frequency: NewType, SignedNumeric {
              ^
Swift.AdditiveArithmetic:4:17: note: multiple matching functions named '+=' with type '(inout Frequency, Frequency) -> ()'
    static func += (lhs: inout Self, rhs: Self)
                ^
Swift.AdditiveArithmetic:2:24: note: candidate exactly matches
    public static func += (lhs: inout Self, rhs: Self)
                       ^
/Users/builder/builds/o86TiJKT/0/finestructure/swiftpackageindex-builder/spi-builder-workspace/.build/checkouts/Structure/Sources/DataStructures/NewType.swift:71:24: note: candidate exactly matches
    public static func += (lhs: inout Self, rhs: Self) {
                       ^
Swift.AdditiveArithmetic:6:17: note: multiple matching functions named '-=' with type '(inout Frequency, Frequency) -> ()'
    static func -= (lhs: inout Self, rhs: Self)
                ^
Swift.AdditiveArithmetic:3:24: note: candidate exactly matches
    public static func -= (lhs: inout Self, rhs: Self)
                       ^
/Users/builder/builds/o86TiJKT/0/finestructure/swiftpackageindex-builder/spi-builder-workspace/.build/checkouts/Structure/Sources/DataStructures/NewType.swift:79:24: note: candidate exactly matches
    public static func -= (lhs: inout Self, rhs: Self) {
                       ^
/Users/builder/builds/o86TiJKT/0/finestructure/swiftpackageindex-builder/spi-builder-workspace/.build/checkouts/Music/Sources/Pitch/NoteNumber.swift:27:15: error: type 'NoteNumber' does not conform to protocol 'AdditiveArithmetic'
public struct NoteNumber:
              ^
Swift.AdditiveArithmetic:4:17: note: multiple matching functions named '+=' with type '(inout NoteNumber, NoteNumber) -> ()'
    static func += (lhs: inout Self, rhs: Self)
                ^
Swift.AdditiveArithmetic:2:24: note: candidate exactly matches
    public static func += (lhs: inout Self, rhs: Self)
                       ^
/Users/builder/builds/o86TiJKT/0/finestructure/swiftpackageindex-builder/spi-builder-workspace/.build/checkouts/Structure/Sources/DataStructures/NewType.swift:71:24: note: candidate exactly matches
    public static func += (lhs: inout Self, rhs: Self) {
                       ^
Swift.AdditiveArithmetic:6:17: note: multiple matching functions named '-=' with type '(inout NoteNumber, NoteNumber) -> ()'
    static func -= (lhs: inout Self, rhs: Self)
                ^
Swift.AdditiveArithmetic:3:24: note: candidate exactly matches
    public static func -= (lhs: inout Self, rhs: Self)
                       ^
/Users/builder/builds/o86TiJKT/0/finestructure/swiftpackageindex-builder/spi-builder-workspace/.build/checkouts/Structure/Sources/DataStructures/NewType.swift:79:24: note: candidate exactly matches
    public static func -= (lhs: inout Self, rhs: Self) {
                       ^
[6/9] Compiling Pitch Frequency.swift
/Users/builder/builds/o86TiJKT/0/finestructure/swiftpackageindex-builder/spi-builder-workspace/.build/checkouts/Music/Sources/Pitch/Frequency.swift:25:15: error: type 'Frequency' does not conform to protocol 'AdditiveArithmetic'
public struct Frequency: NewType, SignedNumeric {
              ^
Swift.AdditiveArithmetic:4:17: note: multiple matching functions named '+=' with type '(inout Frequency, Frequency) -> ()'
    static func += (lhs: inout Self, rhs: Self)
                ^
Swift.AdditiveArithmetic:2:24: note: candidate exactly matches
    public static func += (lhs: inout Self, rhs: Self)
                       ^
/Users/builder/builds/o86TiJKT/0/finestructure/swiftpackageindex-builder/spi-builder-workspace/.build/checkouts/Structure/Sources/DataStructures/NewType.swift:71:24: note: candidate exactly matches
    public static func += (lhs: inout Self, rhs: Self) {
                       ^
Swift.AdditiveArithmetic:6:17: note: multiple matching functions named '-=' with type '(inout Frequency, Frequency) -> ()'
    static func -= (lhs: inout Self, rhs: Self)
                ^
Swift.AdditiveArithmetic:3:24: note: candidate exactly matches
    public static func -= (lhs: inout Self, rhs: Self)
                       ^
/Users/builder/builds/o86TiJKT/0/finestructure/swiftpackageindex-builder/spi-builder-workspace/.build/checkouts/Structure/Sources/DataStructures/NewType.swift:79:24: note: candidate exactly matches
    public static func -= (lhs: inout Self, rhs: Self) {
                       ^
[7/9] Compiling Pitch NoteNumber.swift
/Users/builder/builds/o86TiJKT/0/finestructure/swiftpackageindex-builder/spi-builder-workspace/.build/checkouts/Music/Sources/Pitch/NoteNumber.swift:27:15: error: type 'NoteNumber' does not conform to protocol 'AdditiveArithmetic'
public struct NoteNumber:
              ^
Swift.AdditiveArithmetic:4:17: note: multiple matching functions named '+=' with type '(inout NoteNumber, NoteNumber) -> ()'
    static func += (lhs: inout Self, rhs: Self)
                ^
Swift.AdditiveArithmetic:2:24: note: candidate exactly matches
    public static func += (lhs: inout Self, rhs: Self)
                       ^
/Users/builder/builds/o86TiJKT/0/finestructure/swiftpackageindex-builder/spi-builder-workspace/.build/checkouts/Structure/Sources/DataStructures/NewType.swift:71:24: note: candidate exactly matches
    public static func += (lhs: inout Self, rhs: Self) {
                       ^
Swift.AdditiveArithmetic:6:17: note: multiple matching functions named '-=' with type '(inout NoteNumber, NoteNumber) -> ()'
    static func -= (lhs: inout Self, rhs: Self)
                ^
Swift.AdditiveArithmetic:3:24: note: candidate exactly matches
    public static func -= (lhs: inout Self, rhs: Self)
                       ^
/Users/builder/builds/o86TiJKT/0/finestructure/swiftpackageindex-builder/spi-builder-workspace/.build/checkouts/Structure/Sources/DataStructures/NewType.swift:79:24: note: candidate exactly matches
    public static func -= (lhs: inout Self, rhs: Self) {
                       ^
[8/9] Compiling Pitch Pitch.Class.swift
[9/9] Compiling Pitch ChordDescriptor.swift
error: fatalError
Retrying in 0 seconds ...
BUILD FAILURE 5.9 macosSpm

Build Machine: Mac 5