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Build Information

Failed to build PitchSpeller with Swift 5.10 for macOS (SPM).

Build Command

env DEVELOPER_DIR=/Applications/Xcode-15.3.0-Beta.2.app xcrun swift build --arch arm64

Build Log

========================================
RunAll
========================================
Builder version: 4.29.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/bwetherfield/pitchspeller.git
Reference: master
Initialized empty Git repository in /Users/builder/builds/UKfvDsi8u/2/finestructure/swiftpackageindex-builder/spi-builder-workspace/.git/
From https://github.com/bwetherfield/pitchspeller
 * branch            master     -> FETCH_HEAD
 * [new branch]      master     -> origin/master
HEAD is now at f4fe72e Merge pull request #6 from bwetherfield/cleanup
Cloned https://github.com/bwetherfield/pitchspeller.git
Revision (git rev-parse @):
f4fe72e5f3c5f613dd364da7edd6f10c09e2200a
SUCCESS checkout https://github.com/bwetherfield/pitchspeller.git at master
========================================
Build
========================================
Selected platform:         macosSpm
Swift version:             5.10
Building package at path:  $workDir
https://github.com/bwetherfield/pitchspeller.git
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-15.3.0-Beta.2.app xcrun swift build --arch arm64
Building for debugging...
[0/9] Write sources
[8/9] Write swift-version--423B1241ED78D482.txt
[10/11] Compiling Destructure Destructure.swift
[11/11] Emitting module Destructure
[12/34] Compiling Algorithms TupleMap.swift
[13/35] Compiling Algorithms Swap.swift
[14/35] Compiling Algebra MonoidView.swift
[15/35] Compiling Algebra Multiplicative.swift
[16/35] Compiling Algebra Invertible.swift
[17/35] Compiling Algebra Monoid.swift
[18/35] Compiling Algebra MultiplicativeSemigroup.swift
[19/35] Compiling Algebra One.swift
[20/35] Compiling Algebra Product.swift
[21/35] Compiling Algebra Semigroup.swift
[22/37] Emitting module Algebra
[23/37] Compiling Algorithms Unzip.swift
[24/37] Compiling Algorithms StableSort.swift
[25/37] Compiling Algorithms Split.swift
[26/37] Compiling Algorithms Ordered.swift
[27/37] Compiling Algorithms Rotate.swift
[28/37] Emitting module Algorithms
[29/37] Compiling Algorithms Combinatorics.swift
[30/37] Compiling Algebra Accumulate.swift
[31/37] Compiling Algebra Additive.swift
[32/37] Compiling Algebra AlgebraAdapters.swift
[33/37] Compiling Algebra Group.swift
[34/37] Compiling Algebra AdditiveGroup.swift
[35/37] Compiling Algebra AdditiveSemigroup.swift
[36/37] Compiling Algebra Sum.swift
[37/37] Compiling Algebra Zero.swift
[38/96] Compiling DataStructures GraphProtocol.swift
[39/96] Compiling DataStructures UndirectedGraphProtocol.swift
[40/96] Compiling DataStructures UnweightedGraphProtocol.swift
[41/96] Compiling DataStructures WeightedGraphProtocol.swift
[42/96] Compiling DataStructures WeightedDirectedGraph.swift
[43/96] Compiling DataStructures WeightedGraph.swift
[44/96] Compiling DataStructures Homogeneity.swift
[45/96] Compiling DataStructures Identifier.swift
[46/104] Compiling DataStructures OrderedPair.swift
[47/104] Compiling DataStructures Pair.swift
[48/104] Compiling DataStructures SwappablePair.swift
[49/104] Compiling DataStructures SymmetricPair.swift
[50/104] Compiling DataStructures UnorderedPair.swift
[51/104] Compiling DataStructures Queue.swift
[52/104] Compiling DataStructures RangeProtocol+Algebra.swift
[53/104] Compiling DataStructures RangeProtocol.swift
[54/104] Compiling DataStructures ReferenceGraph.AdjacencyList.swift
[55/104] Compiling DataStructures ReferenceGraph.Edge.swift
[56/104] Compiling DataStructures ReferenceGraph.EdgeList.swift
[57/104] Compiling DataStructures ReferenceGraph.Node.swift
[58/104] Compiling DataStructures ReferenceGraph.swift
[59/104] Compiling DataStructures ReferenceTree.swift
[60/104] Compiling DataStructures ReferenceTreeProtocol.swift
[61/104] Compiling DataStructures SequenceExtensions.swift
[62/104] Compiling DataStructures IntervalRelation.swift
[63/104] Compiling DataStructures InvertibleEnum.swift
[64/104] Compiling DataStructures LinkedList.swift
[65/104] Compiling DataStructures Matrix.swift
[66/104] Compiling DataStructures Metatype.swift
[67/104] Compiling DataStructures NewType.swift
[68/104] Compiling DataStructures OrderedDictionary.swift
[69/104] Compiling DataStructures Cross.swift
[70/104] Compiling DataStructures Intervallic.swift
[71/104] Compiling DataStructures IntervallicFragmentable.swift
[72/104] Compiling DataStructures Measured.swift
[73/104] Compiling DataStructures Totalizable.swift
[74/104] Compiling DataStructures DictionaryProtocol.swift
[75/104] Compiling DataStructures Either.swift
[76/104] Compiling DataStructures DirectedGraph.swift
[77/104] Compiling DataStructures Graph.swift
[78/104] Compiling DataStructures DirectedGraphProtocol.swift
[79/104] Compiling DataStructures DoubleWrapping.swift
[80/104] Compiling DataStructures FloatWrapping.swift
[81/104] Compiling DataStructures IntegerWrapping.swift
[82/104] Compiling DataStructures RandomAccessCollectionWrapping.swift
[83/104] Compiling DataStructures SequenceWrapping.swift
[84/104] Compiling DataStructures SortedCollectionWrapping.swift
[85/104] Compiling DataStructures Zip3Sequence.swift
[86/104] Compiling DataStructures ZipToLongest.swift
[87/104] Emitting module DataStructures
[88/104] Compiling DataStructures SetExtensions.swift
[89/104] Compiling DataStructures SingleTypedTree.swift
[90/104] Compiling DataStructures SortedArray.swift
[91/104] Compiling DataStructures SortedDictionary.swift
[92/104] Compiling DataStructures Stack.swift
[93/104] Compiling DataStructures Tree.Zipper.swift
[94/104] Compiling DataStructures Tree.swift
[95/104] Compiling DataStructures CollectionWrapping.swift
[96/104] Compiling DataStructures AVLTree.swift
[97/104] Compiling DataStructures AdjacencyList.swift
[98/104] Compiling DataStructures Bimap.swift
[99/104] Compiling DataStructures BinaryHeap.swift
[100/104] Compiling DataStructures BinarySearchTree.swift
[101/104] Compiling DataStructures CircularArray.swift
[102/104] Compiling DataStructures CollectionExtensions.swift
[103/104] Compiling DataStructures ContiguousSegmentCollection.swift
[104/104] Compiling DataStructures Fragmentable.swift
[105/118] Compiling Math IntegerExtensions.swift
[106/118] Compiling Math LinearRegression.swift
[107/118] Compiling Math Power.swift
[108/118] Compiling Math PowerOfTwoSequence.swift
[109/118] Compiling Math DoubleExtensions.swift
[110/118] Compiling Math Fraction.swift
[111/118] Compiling Math Functions.swift
[112/118] Compiling Math GCDDomain.swift
[113/118] Compiling Math Bitwise.swift
[114/118] Compiling Math CollectionExtensions.swift
[115/118] Compiling Math Rational.swift
[116/118] Compiling Math Proximity.swift
[117/118] Compiling Math Quadratic.swift
[118/118] Emitting module Math
[119/119] Compiling Math Scale.swift
[120/138] Compiling Pitch Pitch.Class.swift
[121/138] Compiling Pitch Pitch.swift
[122/138] Compiling Pitch IntervalDescriptor.swift
[123/138] Compiling Pitch IntervalOrdinal.swift
[124/138] Compiling Pitch IntervalQuality.swift
[125/138] Compiling Pitch Scale.IntervalPattern.swift
[126/138] Compiling Pitch Scale.swift
error: emit-module command failed with exit code 1 (use -v to see invocation)
[127/140] Compiling Pitch Chord.IntervalPattern.swift
[128/140] Compiling Pitch Chord.swift
[129/140] Compiling Pitch ChordDescriptor.swift
[130/140] Compiling Pitch NoteNumberRepresentable.swift
[131/140] Compiling Pitch OrderedInterval.swift
[132/140] Emitting module Pitch
/Users/builder/builds/UKfvDsi8u/2/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/UKfvDsi8u/2/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/UKfvDsi8u/2/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/UKfvDsi8u/2/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/UKfvDsi8u/2/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/UKfvDsi8u/2/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) {
                       ^
[133/140] Compiling Pitch OrderedIntervalDescriptor.swift
/Users/builder/builds/UKfvDsi8u/2/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/UKfvDsi8u/2/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/UKfvDsi8u/2/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) {
                       ^
[134/140] Compiling Pitch UnorderedIntervalDescriptor.swift
/Users/builder/builds/UKfvDsi8u/2/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/UKfvDsi8u/2/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/UKfvDsi8u/2/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) {
                       ^
[135/140] Compiling Pitch NoteNumber.swift
/Users/builder/builds/UKfvDsi8u/2/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/UKfvDsi8u/2/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/UKfvDsi8u/2/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) {
                       ^
[136/140] Compiling Pitch Dyad.swift
/Users/builder/builds/UKfvDsi8u/2/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/UKfvDsi8u/2/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/UKfvDsi8u/2/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) {
                       ^
[137/140] Compiling Pitch Frequency.swift
/Users/builder/builds/UKfvDsi8u/2/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/UKfvDsi8u/2/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/UKfvDsi8u/2/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) {
                       ^
[138/140] Compiling Pitch CompoundIntervalDescriptor.swift
/Users/builder/builds/UKfvDsi8u/2/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/UKfvDsi8u/2/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/UKfvDsi8u/2/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) {
                       ^
[139/140] Compiling Pitch TuningSystem.swift
[140/140] Compiling Pitch UnorderedInterval.swift
error: fatalError
Fetching https://github.com/dn-m/Structure from cache
Fetched https://github.com/dn-m/Structure from cache (0.20s)
Fetching https://github.com/dn-m/PerformanceTesting from cache
Fetched https://github.com/dn-m/PerformanceTesting from cache (0.18s)
Fetching https://github.com/dn-m/NotationModel from cache
Fetching https://github.com/dn-m/Music from cache
Fetching https://github.com/dn-m/Math from cache
Fetched https://github.com/dn-m/Math from cache (0.20s)
Fetched https://github.com/dn-m/NotationModel from cache (0.43s)
Fetched https://github.com/dn-m/Music from cache (0.43s)
Computing version for https://github.com/dn-m/NotationModel
Computed https://github.com/dn-m/NotationModel at 0.9.0 (0.34s)
Computing version for https://github.com/dn-m/Music
Computed https://github.com/dn-m/Music at 0.17.1 (0.37s)
Computing version for https://github.com/dn-m/Math
Computed https://github.com/dn-m/Math at 0.7.1 (0.36s)
Creating working copy for https://github.com/dn-m/NotationModel
Working copy of https://github.com/dn-m/NotationModel resolved at 0.9.0
Creating working copy for https://github.com/dn-m/PerformanceTesting
Working copy of https://github.com/dn-m/PerformanceTesting resolved at pitchspeller-dependency (0c298e2)
Creating working copy for https://github.com/dn-m/Structure
Working copy of https://github.com/dn-m/Structure resolved at pitchspeller-dependency (8386aad)
Creating working copy for https://github.com/dn-m/Music
Working copy of https://github.com/dn-m/Music resolved at 0.17.1
Creating working copy for https://github.com/dn-m/Math
Working copy of https://github.com/dn-m/Math resolved at 0.7.1
[0/1] Planning build
Building for debugging...
[0/1] Write swift-version--423B1241ED78D482.txt
[2/8] Compiling Pitch OrderedIntervalDescriptor.swift
[3/8] Compiling Pitch UnorderedIntervalDescriptor.swift
[4/8] Compiling Pitch NoteNumber.swift
/Users/builder/builds/UKfvDsi8u/2/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/UKfvDsi8u/2/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/UKfvDsi8u/2/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) {
                       ^
[5/10] Compiling Pitch Chord.swift
[6/10] Compiling Pitch ChordDescriptor.swift
[7/10] Compiling Pitch Dyad.swift
error: emit-module command failed with exit code 1 (use -v to see invocation)
[8/10] Compiling Pitch CompoundIntervalDescriptor.swift
[9/10] Emitting module Pitch
/Users/builder/builds/UKfvDsi8u/2/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/UKfvDsi8u/2/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/UKfvDsi8u/2/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/UKfvDsi8u/2/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/UKfvDsi8u/2/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/UKfvDsi8u/2/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) {
                       ^
[10/10] Compiling Pitch Frequency.swift
/Users/builder/builds/UKfvDsi8u/2/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/UKfvDsi8u/2/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/UKfvDsi8u/2/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) {
                       ^
[11/19] Compiling Pitch Pitch.swift
[12/19] Compiling Pitch Scale.swift
[13/20] Compiling Pitch NoteNumberRepresentable.swift
[14/20] Compiling Pitch IntervalQuality.swift
[15/20] Compiling Pitch Scale.IntervalPattern.swift
[16/20] Compiling Pitch OrderedInterval.swift
[17/20] Compiling Pitch IntervalDescriptor.swift
[18/20] Compiling Pitch IntervalOrdinal.swift
[19/20] Compiling Pitch Pitch.Class.swift
[20/20] Compiling Pitch UnorderedInterval.swift
error: fatalError
BUILD FAILURE 5.10 macosSpm

Build Machine: Mac 7