Swift Package IndexBuild Information
Failed to build PitchSpeller, reference 0.1.1 (aabeb3), with Swift 6.2 for Linux on 18 Jun 2025 04:08:22 UTC.
Build Command
bash -c docker run --pull=always --rm -v "checkouts-4609320-0":/host -w "$PWD" registry.gitlab.com/finestructure/spi-images:basic-6.2-latest swift build --triple x86_64-unknown-linux-gnu 2>&1Build Log
========================================
RunAll
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Builder version: 4.64.0
Interrupt handler set up.
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Checkout
========================================
Clone URL: https://github.com/bwetherfield/pitchspeller.git
Reference: 0.1.1
Initialized empty Git repository in /host/spi-builder-workspace/.git/
hint: Using 'master' as the name for the initial branch. This default branch name
hint: is subject to change. To configure the initial branch name to use in all
hint: of your new repositories, which will suppress this warning, call:
hint:
hint: git config --global init.defaultBranch <name>
hint:
hint: Names commonly chosen instead of 'master' are 'main', 'trunk' and
hint: 'development'. The just-created branch can be renamed via this command:
hint:
hint: git branch -m <name>
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
Revision (git rev-parse @):
aabeb3208372b334d69afe908f73022c1a89de57
SUCCESS checkout https://github.com/bwetherfield/pitchspeller.git at 0.1.1
========================================
Build
========================================
Selected platform: linux
Swift version: 6.2
Building package at path: $PWD
https://github.com/bwetherfield/pitchspeller.git
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-4609320-0":/host -w "$PWD" registry.gitlab.com/finestructure/spi-images:basic-6.2-latest swift build --triple x86_64-unknown-linux-gnu 2>&1
basic-6.2-latest: Pulling from finestructure/spi-images
Digest: sha256:f81a7bd7aa87a0f81848d48c5bcc03f5f78deebd37fa5f9be9913077205d3687
Status: Image is up to date for registry.gitlab.com/finestructure/spi-images:basic-6.2-latest
Fetching https://github.com/dn-m/Structure
[1/5829] Fetching structure
Fetched https://github.com/dn-m/Structure from cache (0.45s)
Fetching https://github.com/dn-m/Music
[1/4196] Fetching music
Fetched https://github.com/dn-m/Music from cache (0.33s)
Fetching https://github.com/dn-m/NotationModel
[1/13161] Fetching notationmodel
Fetched https://github.com/dn-m/NotationModel from cache (0.43s)
Fetching https://github.com/dn-m/PerformanceTesting
[1/1525] Fetching performancetesting
Fetched https://github.com/dn-m/PerformanceTesting from cache (0.37s)
Fetching https://github.com/dn-m/Math
[1/841] Fetching math
Fetched https://github.com/dn-m/Math from cache (0.73s)
Computing version for https://github.com/dn-m/Math
Computed https://github.com/dn-m/Math at 0.8.0 (3.21s)
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/NotationModel
Working copy of https://github.com/dn-m/NotationModel resolved at pitchspeller-dependency (e6d41cf)
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 pitchspeller-dependency (09289cf)
Creating working copy for https://github.com/dn-m/Math
Working copy of https://github.com/dn-m/Math resolved at 0.8.0
Building for debugging...
[0/9] Write sources
[8/9] Write swift-version-24593BA9C3E375BF.txt
[10/11] Emitting module Destructure
[11/11] Compiling Destructure Destructure.swift
[13/35] Compiling Algorithms Swap.swift
[14/36] Compiling Algebra Invertible.swift
[15/36] Compiling Algebra Monoid.swift
[16/36] Compiling Algorithms TupleMap.swift
[17/38] Compiling Algorithms Rotate.swift
[18/38] Compiling Algorithms Ordered.swift
[19/38] Compiling Algorithms Split.swift
[20/38] Compiling Algorithms StableSort.swift
[21/38] Compiling Algebra MonoidView.swift
[22/38] Compiling Algebra Multiplicative.swift
[23/38] Compiling Algebra MultiplicativeSemigroup.swift
[24/38] Compiling Algebra One.swift
[25/38] Compiling Algebra Product.swift
[26/38] Compiling Algebra Semigroup.swift
[27/38] Emitting module Algorithms
[28/38] Compiling Algorithms Combinatorics.swift
[29/38] Compiling Algorithms Unzip.swift
[31/39] Compiling Algebra Sum.swift
[32/39] Compiling Algebra Zero.swift
[33/39] Compiling Algebra AdditiveGroup.swift
[34/39] Compiling Algebra AdditiveSemigroup.swift
[35/39] Emitting module Algebra
[36/39] Compiling Algebra AlgebraAdapters.swift
[37/39] Compiling Algebra Group.swift
[38/39] Compiling Algebra Accumulate.swift
[39/39] Compiling Algebra Additive.swift
[41/99] Compiling DataStructures OrderedPair.swift
[42/99] Compiling DataStructures Pair.swift
[43/99] Compiling DataStructures SwappablePair.swift
[44/99] Compiling DataStructures SymmetricPair.swift
[45/99] Compiling DataStructures UnorderedPair.swift
[46/99] Compiling DataStructures Queue.swift
[47/99] Compiling DataStructures RangeProtocol+Algebra.swift
[48/99] Compiling DataStructures RangeProtocol.swift
[49/107] Compiling DataStructures GraphProtocol.swift
[50/107] Compiling DataStructures UndirectedGraphProtocol.swift
[51/107] Compiling DataStructures UnweightedGraphProtocol.swift
[52/107] Compiling DataStructures WeightedGraphProtocol.swift
[53/107] Compiling DataStructures WeightedDirectedGraph.swift
[54/107] Compiling DataStructures WeightedGraph.swift
[55/107] Compiling DataStructures Homogeneity.swift
[56/107] Compiling DataStructures Identifier.swift
[57/107] Emitting module DataStructures
[58/107] Compiling DataStructures DoubleWrapping.swift
[59/107] Compiling DataStructures FloatWrapping.swift
[60/107] Compiling DataStructures IntegerWrapping.swift
[61/107] Compiling DataStructures RandomAccessCollectionWrapping.swift
[62/107] Compiling DataStructures SequenceWrapping.swift
[63/107] Compiling DataStructures SortedCollectionWrapping.swift
[64/107] Compiling DataStructures Zip3Sequence.swift
[65/107] Compiling DataStructures ZipToLongest.swift
[66/107] Compiling DataStructures ReferenceGraph.AdjacencyList.swift
[67/107] Compiling DataStructures ReferenceGraph.Edge.swift
[68/107] Compiling DataStructures ReferenceGraph.EdgeList.swift
[69/107] Compiling DataStructures ReferenceGraph.Node.swift
[70/107] Compiling DataStructures ReferenceGraph.swift
[71/107] Compiling DataStructures ReferenceTree.swift
[72/107] Compiling DataStructures ReferenceTreeProtocol.swift
[73/107] Compiling DataStructures SequenceExtensions.swift
[74/107] Compiling DataStructures IntervalRelation.swift
[75/107] Compiling DataStructures InvertibleEnum.swift
[76/107] Compiling DataStructures LinkedList.swift
[77/107] Compiling DataStructures Matrix.swift
[78/107] Compiling DataStructures Metatype.swift
[79/107] Compiling DataStructures NewType.swift
[80/107] Compiling DataStructures OrderedDictionary.swift
[81/107] Compiling DataStructures Cross.swift
[82/107] Compiling DataStructures SetExtensions.swift
[83/107] Compiling DataStructures SingleTypedTree.swift
[84/107] Compiling DataStructures SortedArray.swift
[85/107] Compiling DataStructures SortedDictionary.swift
[86/107] Compiling DataStructures Stack.swift
[87/107] Compiling DataStructures Tree.Zipper.swift
[88/107] Compiling DataStructures Tree.swift
[89/107] Compiling DataStructures CollectionWrapping.swift
[90/107] Compiling DataStructures Intervallic.swift
[91/107] Compiling DataStructures IntervallicFragmentable.swift
[92/107] Compiling DataStructures Measured.swift
[93/107] Compiling DataStructures Totalizable.swift
[94/107] Compiling DataStructures DictionaryProtocol.swift
[95/107] Compiling DataStructures Either.swift
[96/107] Compiling DataStructures DirectedGraph.swift
[97/107] Compiling DataStructures Graph.swift
[98/107] Compiling DataStructures DirectedGraphProtocol.swift
[99/107] Compiling DataStructures AVLTree.swift
[100/107] Compiling DataStructures AdjacencyList.swift
[101/107] Compiling DataStructures Bimap.swift
[102/107] Compiling DataStructures BinaryHeap.swift
[103/107] Compiling DataStructures BinarySearchTree.swift
[104/107] Compiling DataStructures CircularArray.swift
[105/107] Compiling DataStructures CollectionExtensions.swift
[106/107] Compiling DataStructures ContiguousSegmentCollection.swift
[107/107] Compiling DataStructures Fragmentable.swift
[109/122] Compiling Math Functions.swift
[110/122] Compiling Math GCDDomain.swift
[111/122] Compiling Math IntegerExtensions.swift
[112/122] Compiling Math LinearRegression.swift
[113/123] Compiling Math Rational.swift
[114/123] Compiling Math Scale.swift
[115/123] Compiling Math Bitwise.swift
[116/123] Compiling Math CollectionExtensions.swift
[117/123] Emitting module Math
[118/123] Compiling Math DoubleExtensions.swift
[119/123] Compiling Math Fraction.swift
[120/123] Compiling Math Power.swift
[121/123] Compiling Math PowerOfTwoSequence.swift
[122/123] Compiling Math Proximity.swift
[123/123] Compiling Math Quadratic.swift
error: emit-module command failed with exit code 1 (use -v to see invocation)
[125/143] Emitting module Pitch
/host/spi-builder-workspace/.build/checkouts/Music/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 |
/host/spi-builder-workspace/.build/checkouts/Structure/Sources/DataStructures/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 |
/host/spi-builder-workspace/.build/checkouts/Music/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 |
/host/spi-builder-workspace/.build/checkouts/Structure/Sources/DataStructures/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 |
[126/145] Compiling Pitch IntervalDescriptor.swift
[127/145] Compiling Pitch IntervalOrdinal.swift
[128/145] Compiling Pitch IntervalQuality.swift
[129/145] Compiling Pitch Dyad.swift
/host/spi-builder-workspace/.build/checkouts/Music/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 |
/host/spi-builder-workspace/.build/checkouts/Structure/Sources/DataStructures/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 |
[130/145] Compiling Pitch Frequency.swift
/host/spi-builder-workspace/.build/checkouts/Music/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 |
/host/spi-builder-workspace/.build/checkouts/Structure/Sources/DataStructures/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 |
[131/145] Compiling Pitch CompoundIntervalDescriptor.swift
/host/spi-builder-workspace/.build/checkouts/Music/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 |
/host/spi-builder-workspace/.build/checkouts/Structure/Sources/DataStructures/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 |
[132/145] Compiling Pitch TuningSystem.swift
[133/145] Compiling Pitch UnorderedInterval.swift
error: compile command failed due to signal 6 (use -v to see invocation)
SIL verification failed: public/package/shared function must have a body: F->isDefinition() || F->hasForeignBody()
Please submit a bug report (https://swift.org/contributing/#reporting-bugs) and include the crash backtrace.
Stack dump:
0. Program arguments: /usr/bin/swift-frontend -frontend -c -primary-file /host/spi-builder-workspace/.build/checkouts/Music/Sources/Pitch/Chord/Chord.IntervalPattern.swift -primary-file /host/spi-builder-workspace/.build/checkouts/Music/Sources/Pitch/Chord/Chord.swift -primary-file /host/spi-builder-workspace/.build/checkouts/Music/Sources/Pitch/Chord/ChordDescriptor.swift /host/spi-builder-workspace/.build/checkouts/Music/Sources/Pitch/Dyad.swift /host/spi-builder-workspace/.build/checkouts/Music/Sources/Pitch/Frequency.swift /host/spi-builder-workspace/.build/checkouts/Music/Sources/Pitch/IntervalDescriptor/CompoundIntervalDescriptor.swift /host/spi-builder-workspace/.build/checkouts/Music/Sources/Pitch/IntervalDescriptor/IntervalDescriptor.swift /host/spi-builder-workspace/.build/checkouts/Music/Sources/Pitch/IntervalDescriptor/IntervalOrdinal.swift /host/spi-builder-workspace/.build/checkouts/Music/Sources/Pitch/IntervalDescriptor/IntervalQuality.swift /host/spi-builder-workspace/.build/checkouts/Music/Sources/Pitch/IntervalDescriptor/OrderedIntervalDescriptor.swift /host/spi-builder-workspace/.build/checkouts/Music/Sources/Pitch/IntervalDescriptor/UnorderedIntervalDescriptor.swift /host/spi-builder-workspace/.build/checkouts/Music/Sources/Pitch/NoteNumber.swift /host/spi-builder-workspace/.build/checkouts/Music/Sources/Pitch/NoteNumberRepresentable.swift /host/spi-builder-workspace/.build/checkouts/Music/Sources/Pitch/OrderedInterval.swift /host/spi-builder-workspace/.build/checkouts/Music/Sources/Pitch/Pitch.Class.swift /host/spi-builder-workspace/.build/checkouts/Music/Sources/Pitch/Pitch.swift /host/spi-builder-workspace/.build/checkouts/Music/Sources/Pitch/Scale/Scale.IntervalPattern.swift /host/spi-builder-workspace/.build/checkouts/Music/Sources/Pitch/Scale/Scale.swift /host/spi-builder-workspace/.build/checkouts/Music/Sources/Pitch/TuningSystem.swift /host/spi-builder-workspace/.build/checkouts/Music/Sources/Pitch/UnorderedInterval.swift -supplementary-output-file-map /tmp/TemporaryDirectory.70nulU/supplementaryOutputs-1 -target x86_64-unknown-linux-gnu -disable-objc-interop -I /host/spi-builder-workspace/.build/x86_64-unknown-linux-gnu/debug/Modules -no-color-diagnostics -Xcc -fno-color-diagnostics -enable-testing -g -debug-info-format=dwarf -dwarf-version=4 -module-cache-path /host/spi-builder-workspace/.build/x86_64-unknown-linux-gnu/debug/ModuleCache -suppress-warnings -swift-version 5 -Onone -D SWIFT_PACKAGE -D DEBUG -D SWIFT_MODULE_RESOURCE_BUNDLE_UNAVAILABLE -empty-abi-descriptor -enable-anonymous-context-mangled-names -file-compilation-dir /host/spi-builder-workspace -Xcc -g -Xcc -fno-omit-frame-pointer -no-auto-bridging-header-chaining -module-name Pitch -in-process-plugin-server-path /usr/lib/swift/host/libSwiftInProcPluginServer.so -plugin-path /usr/lib/swift/host/plugins -plugin-path /usr/local/lib/swift/host/plugins -parse-as-library -o /host/spi-builder-workspace/.build/x86_64-unknown-linux-gnu/debug/Pitch.build/Chord.IntervalPattern.swift.o -o /host/spi-builder-workspace/.build/x86_64-unknown-linux-gnu/debug/Pitch.build/Chord.swift.o -o /host/spi-builder-workspace/.build/x86_64-unknown-linux-gnu/debug/Pitch.build/ChordDescriptor.swift.o -index-store-path /host/spi-builder-workspace/.build/x86_64-unknown-linux-gnu/debug/index/store -index-system-modules
1. Swift version 6.2-dev (LLVM 0d47fa0a0fd41fb, Swift 536aa932a9e0ea3)
2. Compiling with effective version 5.10
3. While evaluating request ASTLoweringRequest(Lowering AST to SIL for file "/host/spi-builder-workspace/.build/checkouts/Music/Sources/Pitch/Chord/Chord.IntervalPattern.swift")
4. While verifying SIL function "@$s14DataStructures18CollectionWrappingPAAEy4Base_7ElementQZAD_5IndexQZcir".
for read for subscript(_:) (in module 'DataStructures')
Stack dump without symbol names (ensure you have llvm-symbolizer in your PATH or set the environment var `LLVM_SYMBOLIZER_PATH` to point to it):
0 swift-frontend 0x00005635c28c7918
1 swift-frontend 0x00005635c28c543e
2 swift-frontend 0x00005635c28c7fb1
3 libc.so.6 0x00007f3db68cb520
4 libc.so.6 0x00007f3db691f9fc pthread_kill + 300
5 libc.so.6 0x00007f3db68cb476 raise + 22
6 libc.so.6 0x00007f3db68b17f3 abort + 211
7 swift-frontend 0x00005635bc06a189
8 swift-frontend 0x00005635bc0700c3
9 swift-frontend 0x00005635bc06ac94
10 swift-frontend 0x00005635bc06ea08
11 swift-frontend 0x00005635bc06e8bf
12 swift-frontend 0x00005635bb474da0
13 swift-frontend 0x00005635bb48040d
14 swift-frontend 0x00005635bb5928c6
15 swift-frontend 0x00005635bb484f53
16 swift-frontend 0x00005635bb48092f
17 swift-frontend 0x00005635bac5f808
18 swift-frontend 0x00005635bac7142a
19 swift-frontend 0x00005635bac627de
20 swift-frontend 0x00005635bac61878
21 swift-frontend 0x00005635ba9dd26b
22 libc.so.6 0x00007f3db68b2d90
23 libc.so.6 0x00007f3db68b2e40 __libc_start_main + 128
24 swift-frontend 0x00005635ba9dc265
BUILD FAILURE 6.2 linux