Swift Package Index

Build Information

Failed to build Quiver, reference 1.6.0 (327253), with Swift 6.4 for Android on 13 Oct 2026 09:20:27 UTC.

Build Command

bash -c docker run --pull=always --rm -v "checkouts-54344849-0":/host -w "$PWD" -e JAVA_HOME="/root/.sdkman/candidates/java/current" -e SPI_BUILD="1" -e SPI_PROCESSING="1" registry.gitlab.com/saguaro1/spi-images:android-6.4-latest swift build --swift-sdk aarch64-unknown-linux-android28 2>&1

Build Log

========================================
RunAll
========================================
Builder version: 5.1.2
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/waynewbishop/quiver.git
Reference: 1.6.0
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/waynewbishop/quiver
 * tag               1.6.0      -> FETCH_HEAD
HEAD is now at 3272530 docs: add TES, Jacobian, and KNN tie behavior to the knowledge file..
Cloned https://github.com/waynewbishop/quiver.git
Revision (git rev-parse @):
32725304c5b86f29657aaae732f5aa9249aba6d3
SUCCESS checkout https://github.com/waynewbishop/quiver.git at 1.6.0
========================================
Build
========================================
Selected platform:         android
Swift version:             6.4
Building package at path:  $PWD
https://github.com/waynewbishop/quiver.git
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-54344849-0":/host -w "$PWD" -e JAVA_HOME="/root/.sdkman/candidates/java/current" -e SPI_BUILD="1" -e SPI_PROCESSING="1" registry.gitlab.com/saguaro1/spi-images:android-6.4-latest swift build --swift-sdk aarch64-unknown-linux-android28 2>&1
android-6.4-latest: Pulling from saguaro1/spi-images
Digest: sha256:34a00a57f57797b403a98b861c3ce940f20735b4cb78ef45654f0d4f3b0c0295
Status: Image is up to date for registry.gitlab.com/saguaro1/spi-images:android-6.4-latest
Building for debugging...
[Planning deferred tasks]
[19 / 27] Quiver
[28 / 36] Quiver
[29 / 36] Quiver
[33 / 36] Quiver
error: SwiftCompile normal aarch64 /host/spi-builder-workspace/Sources/Quiver/Extensions/Vectors/ArrayAngles.swift failed with a nonzero exit code. Command line:     cd /host
    builtin-SwiftPerFileCompile ArrayAngles.swift
/host/spi-builder-workspace/Sources/Quiver/Extensions/Vectors/ArrayAngles.swift:99:16: error: cannot convert return expression of type 'Double' to return type 'Float'
 97 |     func angle(with other: [Float]) -> Float {
 98 |         let cosine = self.cosineOfAngle(with: other)
 99 |         return acos(Swift.min(1.0, Swift.max(-1.0, cosine)))
    |                `- error: cannot convert return expression of type 'Double' to return type 'Float'
100 |     }
101 |
/host/spi-builder-workspace/Sources/Quiver/Extensions/Vectors/ArrayAngles.swift:99:42: error: cannot convert value of type 'Float' to expected argument type 'Double'
 97 |     func angle(with other: [Float]) -> Float {
 98 |         let cosine = self.cosineOfAngle(with: other)
 99 |         return acos(Swift.min(1.0, Swift.max(-1.0, cosine)))
    |                                          `- error: cannot convert value of type 'Float' to expected argument type 'Double'
100 |     }
101 |
Failed frontend command:
/root/.local/share/swiftly/toolchains/6.4.0/usr/bin/swift-frontend -frontend -c /host/spi-builder-workspace/Sources/Quiver/Core/PowerSpectrum.swift /host/spi-builder-workspace/Sources/Quiver/Core/_Bayes.swift /host/spi-builder-workspace/Sources/Quiver/Core/_Eigen.swift /host/spi-builder-workspace/Sources/Quiver/Core/_Fourier.swift /host/spi-builder-workspace/Sources/Quiver/Core/_GradientDescent.swift /host/spi-builder-workspace/Sources/Quiver/Core/_LogisticRegression.swift /host/spi-builder-workspace/Sources/Quiver/Core/_Vector.swift /host/spi-builder-workspace/Sources/Quiver/Core/_VectorComparable.swift /host/spi-builder-workspace/Sources/Quiver/Core/_VectorGeneration.swift /host/spi-builder-workspace/Sources/Quiver/Core/_VectorMetrics.swift /host/spi-builder-workspace/Sources/Quiver/Core/_VectorOperations.swift /host/spi-builder-workspace/Sources/Quiver/Core/_VectorRegression.swift /host/spi-builder-workspace/Sources/Quiver/Core/_VectorReshape.swift /host/spi-builder-workspace/Sources/Quiver/Core/_VectorSampling.swift /host/spi-builder-workspace/Sources/Quiver/Core/_VectorStatistics.swift /host/spi-builder-workspace/Sources/Quiver/Extensions/Calculus/Jacobian.swift /host/spi-builder-workspace/Sources/Quiver/Extensions/Data/AggregationMethod.swift /host/spi-builder-workspace/Sources/Quiver/Extensions/Data/ArrayCharts.swift /host/spi-builder-workspace/Sources/Quiver/Extensions/Data/ArrayMetrics.swift /host/spi-builder-workspace/Sources/Quiver/Extensions/Data/ArraySampling.swift /host/spi-builder-workspace/Sources/Quiver/Extensions/Data/BinRule.swift /host/spi-builder-workspace/Sources/Quiver/Extensions/Data/ClassificationReport.swift /host/spi-builder-workspace/Sources/Quiver/Extensions/Data/ColumnSummary.swift /host/spi-builder-workspace/Sources/Quiver/Extensions/Data/ContingencyTable.swift /host/spi-builder-workspace/Sources/Quiver/Extensions/Data/EmpiricalRule.swift /host/spi-builder-workspace/Sources/Quiver/Extensions/Data/Frequency.swift /host/spi-builder-workspace/Sources/Quiver/Extensions/Data/Panel.swift /host/spi-builder-workspace/Sources/Quiver/Extensions/Data/PanelSummary.swift /host/spi-builder-workspace/Sources/Quiver/Extensions/Data/Quartiles.swift /host/spi-builder-workspace/Sources/Quiver/Extensions/Data/RegressionSummary.swift /host/spi-builder-workspace/Sources/Quiver/Extensions/Data/SkewnessAgreement.swift /host/spi-builder-workspace/Sources/Quiver/Extensions/Data/SkewnessReport.swift /host/spi-builder-workspace/Sources/Quiver/Extensions/Distributions/Bayes.swift /host/spi-builder-workspace/Sources/Quiver/Extensions/Distributions/Distributions.swift /host/spi-builder-workspace/Sources/Quiver/Extensions/Generation/ArrayGeneration.swift /host/spi-builder-workspace/Sources/Quiver/Extensions/Generation/ArrayRandom.swift /host/spi-builder-workspace/Sources/Quiver/Extensions/Generation/ArrayReshape.swift /host/spi-builder-workspace/Sources/Quiver/Extensions/Generation/SeededRandomNumberGenerator.swift /host/spi-builder-workspace/Sources/Quiver/Extensions/Models/Classification.swift /host/spi-builder-workspace/Sources/Quiver/Extensions/Models/Classifier.swift /host/spi-builder-workspace/Sources/Quiver/Extensions/Models/Cluster.swift /host/spi-builder-workspace/Sources/Quiver/Extensions/Models/Coefficients.swift /host/spi-builder-workspace/Sources/Quiver/Extensions/Models/DistanceMetric.swift /host/spi-builder-workspace/Sources/Quiver/Extensions/Models/FeatureScaler.swift /host/spi-builder-workspace/Sources/Quiver/Extensions/Models/GaussianNaiveBayes.swift /host/spi-builder-workspace/Sources/Quiver/Extensions/Models/GradientDescent.swift /host/spi-builder-workspace/Sources/Quiver/Extensions/Models/GradientDescentError.swift /host/spi-builder-workspace/Sources/Quiver/Extensions/Models/KMeansClustering.swift /host/spi-builder-workspace/Sources/Quiver/Extensions/Models/KNearestNeighbors.swift /host/spi-builder-workspace/Sources/Quiver/Extensions/Models/LinearRegression.swift /host/spi-builder-workspace/Sources/Quiver/Extensions/Models/LogisticRegression.swift /host/spi-builder-workspace/Sources/Quiver/Extensions/Models/PCA.swift /host/spi-builder-workspace/Sources/Quiver/Extensions/Models/Pipeline.swift /host/spi-builder-workspace/Sources/Quiver/Extensions/Models/Regressor.swift /host/spi-builder-workspace/Sources/Quiver/Extensions/Models/ResidualModel.swift /host/spi-builder-workspace/Sources/Quiver/Extensions/Models/Ridge.swift /host/spi-builder-workspace/Sources/Quiver/Extensions/Models/StandardScaler.swift /host/spi-builder-workspace/Sources/Quiver/Extensions/Models/TES/Anchors.swift /host/spi-builder-workspace/Sources/Quiver/Extensions/Models/TES/EffortClass.swift /host/spi-builder-workspace/Sources/Quiver/Extensions/Models/TES/EffortSignals.swift /host/spi-builder-workspace/Sources/Quiver/Extensions/Models/TES/TESBaseline.swift /host/spi-builder-workspace/Sources/Quiver/Extensions/Models/TES/TESError.swift /host/spi-builder-workspace/Sources/Quiver/Extensions/Models/TES/TESResult.swift /host/spi-builder-workspace/Sources/Quiver/Extensions/Models/TES/WalkingGate.swift /host/spi-builder-workspace/Sources/Quiver/Extensions/Models/TES/Workout.swift /host/spi-builder-workspace/Sources/Quiver/Extensions/Models/TES/WorkoutLocation.swift /host/spi-builder-workspace/Sources/Quiver/Extensions/Models/Transformer.swift /host/spi-builder-workspace/Sources/Quiver/Extensions/Models/TrueEffortScore.swift /host/spi-builder-workspace/Sources/Quiver/Extensions/Models/VoteWeight.swift /host/spi-builder-workspace/Sources/Quiver/Extensions/Polynomial/Polyfit.swift /host/spi-builder-workspace/Sources/Quiver/Extensions/Polynomial/Polynomial.swift /host/spi-builder-workspace/Sources/Quiver/Extensions/Signal/ArrayFourier.swift /host/spi-builder-workspace/Sources/Quiver/Extensions/Signal/ArrayIntegration.swift /host/spi-builder-workspace/Sources/Quiver/Extensions/Utilities/ArrayInfo.swift -primary-file /host/spi-builder-workspace/Sources/Quiver/Extensions/Utilities/Fraction.swift -primary-file /host/spi-builder-workspace/Sources/Quiver/Extensions/Utilities/StringExtensions.swift -primary-file /host/spi-builder-workspace/Sources/Quiver/Extensions/Utilities/UnicodeMath.swift -primary-file /host/spi-builder-workspace/Sources/Quiver/Extensions/Vectors/ArrayAngles.swift -primary-file /host/spi-builder-workspace/Sources/Quiver/Extensions/Vectors/ArrayArithmetic.swift -primary-file /host/spi-builder-workspace/Sources/Quiver/Extensions/Vectors/ArrayBoolean.swift -primary-file /host/spi-builder-workspace/Sources/Quiver/Extensions/Vectors/ArrayBroadcast.swift -primary-file /host/spi-builder-workspace/Sources/Quiver/Extensions/Vectors/ArrayElementwise.swift -primary-file /host/spi-builder-workspace/Sources/Quiver/Extensions/Vectors/ArrayExpression.swift -primary-file /host/spi-builder-workspace/Sources/Quiver/Extensions/Vectors/ArrayStatistics.swift -primary-file /host/spi-builder-workspace/Sources/Quiver/Extensions/Vectors/Chunker.swift -primary-file /host/spi-builder-workspace/Sources/Quiver/Extensions/Vectors/CovarianceMatrix.swift /host/spi-builder-workspace/Sources/Quiver/Extensions/Vectors/DictionaryNearest.swift /host/spi-builder-workspace/Sources/Quiver/Extensions/Vectors/EigenDecomposition.swift /host/spi-builder-workspace/Sources/Quiver/Extensions/Vectors/Embedder.swift /host/spi-builder-workspace/Sources/Quiver/Extensions/Vectors/EmbeddingIndex.swift /host/spi-builder-workspace/Sources/Quiver/Extensions/Vectors/LUDecomposition.swift /host/spi-builder-workspace/Sources/Quiver/Extensions/Vectors/LogDeterminant.swift /host/spi-builder-workspace/Sources/Quiver/Extensions/Vectors/MatrixError.swift /host/spi-builder-workspace/Sources/Quiver/Extensions/Vectors/MatrixExpression.swift /host/spi-builder-workspace/Sources/Quiver/Extensions/Vectors/MatrixSolve.swift /host/spi-builder-workspace/Sources/Quiver/Extensions/Vectors/VectorForm.swift /host/spi-builder-workspace/Sources/Quiver/Extensions/Vectors/VectorOperations.swift /host/spi-builder-workspace/Sources/Quiver/Quiver.swift -supplementary-output-file-map /host/spi-builder-workspace/.build/out/Intermediates.noindex/Quiver.build/Debug-android-aarch64/Quiver-t.build/Objects-normal/aarch64/supplementaryOutputs-7 -target aarch64-unknown-linux-android28 -Xllvm -aarch64-use-tbi -disable-objc-interop -sdk /android-ndk/android-ndk-r30/toolchains/llvm/prebuilt/linux-x86_64/sysroot -sysroot /android-ndk/android-ndk-r30/toolchains/llvm/prebuilt/linux-x86_64/sysroot -I /host/spi-builder-workspace/.build/out/Products/Debug-android-aarch64 -module-cache-path /host/spi-builder-workspace/.build/out/ModuleCache.noindex -color-diagnostics -Xcc -fcolor-diagnostics -enable-testing -g -debug-info-format\=dwarf -dwarf-version\=4 -swift-version 5 -Onone -D SWIFT_PACKAGE -D DEBUG -D SWIFT_MODULE_RESOURCE_BUNDLE_UNAVAILABLE -D Xcode -serialize-debugging-options -enable-experimental-feature DebugDescriptionMacro -empty-abi-descriptor -external-plugin-path /root/.local/share/swiftly/toolchains/6.4.0/usr/lib/swift/host/plugins/testing\#/root/.local/share/swiftly/toolchains/6.4.0/usr/bin/swift-plugin-server -validate-clang-modules-once -clang-build-session-file /host/spi-builder-workspace/.build/out/ModuleCache.noindex/Session.modulevalidation -Xcc -working-directory -Xcc /host -resource-dir /root/.swiftpm/swift-sdks/swift-6.4.0-RELEASE_android.artifactbundle/swift-android/swift-resources/usr/lib/swift-aarch64 -enable-anonymous-context-mangled-names -file-compilation-dir /host -Xcc -resource-dir -Xcc /android-ndk/android-ndk-r30/toolchains/llvm/prebuilt/linux-x86_64/lib/clang/21 -Xcc -fno-omit-frame-pointer -Xcc -D_LIBCPP_HARDENING_MODE\=_LIBCPP_HARDENING_MODE_DEBUG -Xcc -fmodules-prune-interval\=86400 -Xcc -fmodules-prune-after\=345600 -Xcc -I/host/spi-builder-workspace/.build/out/Products/Debug-android-aarch64/include -Xcc -I/host/spi-builder-workspace/.build/out/Intermediates.noindex/Quiver.build/Debug-android-aarch64/Quiver-t.build/DerivedSources-normal/aarch64 -Xcc -I/host/spi-builder-workspace/.build/out/Intermediates.noindex/Quiver.build/Debug-android-aarch64/Quiver-t.build/DerivedSources/aarch64 -Xcc -I/host/spi-builder-workspace/.build/out/Intermediates.noindex/Quiver.build/Debug-android-aarch64/Quiver-t.build/DerivedSources -Xcc -DSWIFT_PACKAGE -Xcc -DDEBUG\=1 -no-auto-bridging-header-chaining -module-name Quiver -package-name spi_builder_workspace -const-gather-protocols-file /host/spi-builder-workspace/.build/out/Intermediates.noindex/Quiver.build/Debug-android-aarch64/Quiver-t.build/Objects-normal/aarch64/Quiver_const_extract_protocols.json -in-process-plugin-server-path /root/.local/share/swiftly/toolchains/6.4.0/usr/lib/swift/host/libSwiftInProcPluginServer.so -plugin-path /root/.local/share/swiftly/toolchains/6.4.0/usr/lib/swift/host/plugins -plugin-path /root/.local/share/swiftly/toolchains/6.4.0/usr/local/lib/swift/host/plugins -parse-as-library -o /host/spi-builder-workspace/.build/out/Intermediates.noindex/Quiver.build/Debug-android-aarch64/Quiver-t.build/Objects-normal/aarch64/Fraction.o -o /host/spi-builder-workspace/.build/out/Intermediates.noindex/Quiver.build/Debug-android-aarch64/Quiver-t.build/Objects-normal/aarch64/StringExtensions.o -o /host/spi-builder-workspace/.build/out/Intermediates.noindex/Quiver.build/Debug-android-aarch64/Quiver-t.build/Objects-normal/aarch64/UnicodeMath.o -o /host/spi-builder-workspace/.build/out/Intermediates.noindex/Quiver.build/Debug-android-aarch64/Quiver-t.build/Objects-normal/aarch64/ArrayAngles.o -o /host/spi-builder-workspace/.build/out/Intermediates.noindex/Quiver.build/Debug-android-aarch64/Quiver-t.build/Objects-normal/aarch64/ArrayArithmetic.o -o /host/spi-builder-workspace/.build/out/Intermediates.noindex/Quiver.build/Debug-android-aarch64/Quiver-t.build/Objects-normal/aarch64/ArrayBoolean.o -o /host/spi-builder-workspace/.build/out/Intermediates.noindex/Quiver.build/Debug-android-aarch64/Quiver-t.build/Objects-normal/aarch64/ArrayBroadcast.o -o /host/spi-builder-workspace/.build/out/Intermediates.noindex/Quiver.build/Debug-android-aarch64/Quiver-t.build/Objects-normal/aarch64/ArrayElementwise.o -o /host/spi-builder-workspace/.build/out/Intermediates.noindex/Quiver.build/Debug-android-aarch64/Quiver-t.build/Objects-normal/aarch64/ArrayExpression.o -o /host/spi-builder-workspace/.build/out/Intermediates.noindex/Quiver.build/Debug-android-aarch64/Quiver-t.build/Objects-normal/aarch64/ArrayStatistics.o -o /host/spi-builder-workspace/.build/out/Intermediates.noindex/Quiver.build/Debug-android-aarch64/Quiver-t.build/Objects-normal/aarch64/Chunker.o -o /host/spi-builder-workspace/.build/out/Intermediates.noindex/Quiver.build/Debug-android-aarch64/Quiver-t.build/Objects-normal/aarch64/CovarianceMatrix.o -index-unit-output-path /Quiver.build/Debug-android-aarch64/Quiver-t.build/Objects-normal/aarch64/Fraction.o -index-unit-output-path /Quiver.build/Debug-android-aarch64/Quiver-t.build/Objects-normal/aarch64/StringExtensions.o -index-unit-output-path /Quiver.build/Debug-android-aarch64/Quiver-t.build/Objects-normal/aarch64/UnicodeMath.o -index-unit-output-path /Quiver.build/Debug-android-aarch64/Quiver-t.build/Objects-normal/aarch64/ArrayAngles.o -index-unit-output-path /Quiver.build/Debug-android-aarch64/Quiver-t.build/Objects-normal/aarch64/ArrayArithmetic.o -index-unit-output-path /Quiver.build/Debug-android-aarch64/Quiver-t.build/Objects-normal/aarch64/ArrayBoolean.o -index-unit-output-path /Quiver.build/Debug-android-aarch64/Quiver-t.build/Objects-normal/aarch64/ArrayBroadcast.o -index-unit-output-path /Quiver.build/Debug-android-aarch64/Quiver-t.build/Objects-normal/aarch64/ArrayElementwise.o -index-unit-output-path /Quiver.build/Debug-android-aarch64/Quiver-t.build/Objects-normal/aarch64/ArrayExpression.o -index-unit-output-path /Quiver.build/Debug-android-aarch64/Quiver-t.build/Objects-normal/aarch64/ArrayStatistics.o -index-unit-output-path /Quiver.build/Debug-android-aarch64/Quiver-t.build/Objects-normal/aarch64/Chunker.o -index-unit-output-path /Quiver.build/Debug-android-aarch64/Quiver-t.build/Objects-normal/aarch64/CovarianceMatrix.o -index-store-path /host/spi-builder-workspace/.build/out -index-system-modules
error: Build failed
BUILD FAILURE 6.4 android