Swift Package Index

Build Information

Successful build of swift-differentiation, reference 3.1.0 (1361b9), with Swift 6.3 for macOS (SPM) on 3 Sep 2026 00:10:44 UTC.

Swift 6 data race errors: 0

Build Command

env DEVELOPER_DIR=/Applications/Xcode-26.5.0.app xcrun swift build --arch arm64

Build Log

========================================
RunAll
========================================
Builder version: 5.0.2
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/differentiable-swift/swift-differentiation.git
Reference: 3.1.0
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/differentiable-swift/swift-differentiation
 * tag               3.1.0      -> FETCH_HEAD
HEAD is now at 1361b9b fix: improve performance by directly implementing DifferentiableView.base methods instead of through protocol witnesses.
Cloned https://github.com/differentiable-swift/swift-differentiation.git
Revision (git rev-parse @):
1361b9b2efac345e082242179f6634fcc9ea17cc
SPI manifest file found: $PWD/.spi.yml
SUCCESS checkout https://github.com/differentiable-swift/swift-differentiation.git at 3.1.0
Fetching https://github.com/differentiable-swift/swift-differentiation-stdlib.git
[1/324] Fetching swift-differentiation-stdlib
Fetched https://github.com/differentiable-swift/swift-differentiation-stdlib.git from cache (1.91s)
Computing version for https://github.com/differentiable-swift/swift-differentiation-stdlib.git
Computed https://github.com/differentiable-swift/swift-differentiation-stdlib.git at 603.3.1 (2.49s)
Creating working copy for https://github.com/differentiable-swift/swift-differentiation-stdlib.git
Working copy of https://github.com/differentiable-swift/swift-differentiation-stdlib.git resolved at 603.3.1
Downloading binary artifact https://github.com/differentiable-swift/swift-differentiation-stdlib/releases/download/603.3.1/_Differentiation-swift-6.3.3-RELEASE.xcframework.zip
[16375/935978] Downloading https://github.com/differentiable-swift/swift-differentiation-stdlib/releases/download/603.3.1/_Differentiation-swift-6.3.3-RELEASE.xcframework.zip
Downloaded https://github.com/differentiable-swift/swift-differentiation-stdlib/releases/download/603.3.1/_Differentiation-swift-6.3.3-RELEASE.xcframework.zip (0.55s)
========================================
ResolveProductDependencies
========================================
Resolving dependencies ...
{
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  "url": "/Users/admin/builder/spi-builder-workspace/.resolve-product-dependencies",
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  "dependencies": [
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      "traits": [
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      "dependencies": [
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          "path": "/Users/admin/builder/spi-builder-workspace/.resolve-product-dependencies/.build/checkouts/swift-differentiation-stdlib",
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Fetching https://github.com/differentiable-swift/swift-differentiation.git
[1/2217] Fetching swift-differentiation
Fetched https://github.com/differentiable-swift/swift-differentiation.git from cache (1.33s)
Fetching https://github.com/differentiable-swift/swift-differentiation-stdlib.git from cache
Fetched https://github.com/differentiable-swift/swift-differentiation-stdlib.git from cache (0.52s)
Computing version for https://github.com/differentiable-swift/swift-differentiation-stdlib.git
Computed https://github.com/differentiable-swift/swift-differentiation-stdlib.git at 603.3.1 (0.58s)
Creating working copy for https://github.com/differentiable-swift/swift-differentiation-stdlib.git
Working copy of https://github.com/differentiable-swift/swift-differentiation-stdlib.git resolved at 603.3.1
Creating working copy for https://github.com/differentiable-swift/swift-differentiation.git
Working copy of https://github.com/differentiable-swift/swift-differentiation.git resolved at 3.1.0 (1361b9b)
Fetching binary artifact https://github.com/differentiable-swift/swift-differentiation-stdlib/releases/download/603.3.1/_Differentiation-swift-6.3.3-RELEASE.xcframework.zip from cache
Fetched https://github.com/differentiable-swift/swift-differentiation-stdlib/releases/download/603.3.1/_Differentiation-swift-6.3.3-RELEASE.xcframework.zip from cache (0.10s)
warning: '.resolve-product-dependencies': dependency 'swift-differentiation' is not used by any target
Found 1 product dependencies
  - swift-differentiation-stdlib
========================================
Build
========================================
Selected platform:         macosSpm
Swift version:             6.3
Building package at path:  $PWD
https://github.com/differentiable-swift/swift-differentiation.git
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-26.5.0.app xcrun swift build --arch arm64
Building for debugging...
[0/3] Write sources
[1/3] Copying _Differentiation.framework
[2/3] Write swift-version-69A768CDF2A0BEE1.txt
[4/81] Compiling Differentiation Array+Gather.swift
[5/81] Compiling Differentiation Array+Insert.swift
[6/81] Compiling Differentiation Array+ScatteringAdd.swift
[7/81] Compiling Differentiation Array+CTA.swift
[8/81] Compiling Differentiation Array+CTASlice.swift
[9/81] Compiling Differentiation ArraySlice+CTA.swift
[10/81] Compiling Differentiation ArraySlice+CTASlice.swift
[11/81] Compiling Differentiation ContiguousArray+CTA.swift
[12/81] Compiling Differentiation ContiguousArray+CTASlice.swift
[13/89] Compiling Differentiation ZipWithInout+Arity8.swift
[14/89] Compiling Differentiation ZipWithInout+Arity9.swift
[15/89] Compiling Differentiation Differentiation.swift
[16/89] Compiling Differentiation Foundation+VJPs.swift
[17/89] Compiling Differentiation InlineArray+AD.swift
[18/89] Compiling Differentiation InlineArray+Differentiation.swift
[19/89] Compiling Differentiation Optional+DifferentiableMap.swift
[20/89] Compiling Differentiation Repeated+Differentiable.swift
[21/89] Compiling Differentiation DerivativesOfNativeFunctions.swift
[22/89] Compiling Differentiation Dictionary+AD.swift
[23/89] Compiling Differentiation Dictionary+Differentiation.swift
[24/89] Compiling Differentiation DifferentiableCollection.swift
[25/89] Compiling Differentiation Array+DifferentiableMethods.swift
[26/89] Compiling Differentiation ArrayDifferentiableView+Collection.swift
[27/89] Compiling Differentiation ArraySlice+Differentiable.swift
[28/89] Compiling Differentiation ArraySlice+DifferentiableMethods.swift
[29/89] Compiling Differentiation ArraySliceDifferentiableView+Collection.swift
[30/89] Compiling Differentiation ArraySliceDifferentiableView.swift
[31/89] Compiling Differentiation ContiguousArray+Differentiable.swift
[32/89] Compiling Differentiation ContiguousArray+DifferentiableMethods.swift
[33/89] Compiling Differentiation ContiguousArrayDifferentiableView+Collection.swift
[34/89] Compiling Differentiation ContiguousArrayDifferentiableView.swift
[35/89] Compiling Differentiation ValueWithPullbackOverloads.swift
[36/89] Compiling Differentiation ZipSequence+Arity10.swift
[37/89] Compiling Differentiation ZipSequence+Arity11.swift
[38/89] Compiling Differentiation ZipSequence+Arity12.swift
[39/89] Compiling Differentiation ZipSequence+Arity9.swift
[40/89] Compiling Differentiation ZipWith+Arity10.swift
[41/89] Compiling Differentiation ZipWith+Arity11.swift
[42/89] Compiling Differentiation ZipWith+Arity12.swift
[43/89] Compiling Differentiation ZipWith+Arity13.swift
[44/89] Compiling Differentiation ZipWith+Arity14.swift
[45/89] Compiling Differentiation ZipWith+Arity2.swift
[46/89] Compiling Differentiation ZipWith+Arity3.swift
[47/89] Compiling Differentiation ZipWith+Arity4.swift
[48/89] Compiling Differentiation RunWithoutDerivative.swift
[49/89] Compiling Differentiation SIMD16+DoubleSTDLibOverloads.swift
[50/89] Compiling Differentiation SIMD16+FloatSTDLibOverloads.swift
[51/89] Compiling Differentiation SIMD2+DoubleSTDLibOverloads.swift
[52/89] Compiling Differentiation SIMD2+FloatSTDLibOverloads.swift
[53/89] Compiling Differentiation SIMD3+DoubleSTDLibOverloads.swift
[54/89] Compiling Differentiation SIMD3+FloatSTDLibOverloads.swift
[55/89] Compiling Differentiation SIMD32+DoubleSTDLibOverloads.swift
[56/89] Compiling Differentiation ZipWithInout+Arity13.swift
[57/89] Compiling Differentiation ZipWithInout+Arity14.swift
[58/89] Compiling Differentiation ZipWithInout+Arity2.swift
[59/89] Compiling Differentiation ZipWithInout+Arity3.swift
[60/89] Compiling Differentiation ZipWithInout+Arity4.swift
[61/89] Compiling Differentiation ZipWithInout+Arity5.swift
[62/89] Compiling Differentiation ZipWithInout+Arity6.swift
[63/89] Compiling Differentiation ZipWithInout+Arity7.swift
[64/89] Compiling Differentiation ZipWith+Arity5.swift
[65/89] Compiling Differentiation ZipWith+Arity6.swift
[66/89] Compiling Differentiation ZipWith+Arity7.swift
[67/89] Compiling Differentiation ZipWith+Arity8.swift
[68/89] Compiling Differentiation ZipWith+Arity9.swift
[69/89] Compiling Differentiation ZipWithInout+Arity10.swift
[70/89] Compiling Differentiation ZipWithInout+Arity11.swift
[71/89] Compiling Differentiation ZipWithInout+Arity12.swift
[72/89] Compiling Differentiation ZipSequence+Arity13.swift
[73/89] Compiling Differentiation ZipSequence+Arity14.swift
[74/89] Compiling Differentiation ZipSequence+Arity2.swift
[75/89] Compiling Differentiation ZipSequence+Arity3.swift
[76/89] Compiling Differentiation ZipSequence+Arity4.swift
[77/89] Compiling Differentiation ZipSequence+Arity5.swift
[78/89] Compiling Differentiation ZipSequence+Arity6.swift
[79/89] Compiling Differentiation ZipSequence+Arity7.swift
[80/89] Compiling Differentiation ZipSequence+Arity8.swift
[81/89] Emitting module Differentiation
[82/89] Compiling Differentiation SIMD32+FloatSTDLibOverloads.swift
[83/89] Compiling Differentiation SIMD4+DoubleSTDLibOverloads.swift
[84/89] Compiling Differentiation SIMD4+FloatSTDLibOverloads.swift
[85/89] Compiling Differentiation SIMD64+DoubleSTDLibOverloads.swift
[86/89] Compiling Differentiation SIMD64+FloatSTDLibOverloads.swift
[87/89] Compiling Differentiation SIMD8+DoubleSTDLibOverloads.swift
[88/89] Compiling Differentiation SIMD8+FloatSTDLibOverloads.swift
[89/89] Compiling Differentiation Sequence+MinMaxVJPs.swift
Build complete! (12.13s)
Build complete.
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        "DifferentiableCollections/ArraySlice+DifferentiableMethods.swift",
        "DifferentiableCollections/ArraySliceDifferentiableView+Collection.swift",
        "DifferentiableCollections/ArraySliceDifferentiableView.swift",
        "DifferentiableCollections/ContiguousArray+Differentiable.swift",
        "DifferentiableCollections/ContiguousArray+DifferentiableMethods.swift",
        "DifferentiableCollections/ContiguousArrayDifferentiableView+Collection.swift",
        "DifferentiableCollections/ContiguousArrayDifferentiableView.swift",
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        "DifferentiableZip/ZipSequence+Arity11.swift",
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        "DifferentiableZip/ZipSequence+Arity13.swift",
        "DifferentiableZip/ZipSequence+Arity14.swift",
        "DifferentiableZip/ZipSequence+Arity2.swift",
        "DifferentiableZip/ZipSequence+Arity3.swift",
        "DifferentiableZip/ZipSequence+Arity4.swift",
        "DifferentiableZip/ZipSequence+Arity5.swift",
        "DifferentiableZip/ZipSequence+Arity6.swift",
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        "DifferentiableZip/ZipSequence+Arity9.swift",
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        "DifferentiableZip/ZipWith+Arity12.swift",
        "DifferentiableZip/ZipWith+Arity13.swift",
        "DifferentiableZip/ZipWith+Arity14.swift",
        "DifferentiableZip/ZipWith+Arity2.swift",
        "DifferentiableZip/ZipWith+Arity3.swift",
        "DifferentiableZip/ZipWith+Arity4.swift",
        "DifferentiableZip/ZipWith+Arity5.swift",
        "DifferentiableZip/ZipWith+Arity6.swift",
        "DifferentiableZip/ZipWith+Arity7.swift",
        "DifferentiableZip/ZipWith+Arity8.swift",
        "DifferentiableZip/ZipWith+Arity9.swift",
        "DifferentiableZip/ZipWithInout+Arity10.swift",
        "DifferentiableZip/ZipWithInout+Arity11.swift",
        "DifferentiableZip/ZipWithInout+Arity12.swift",
        "DifferentiableZip/ZipWithInout+Arity13.swift",
        "DifferentiableZip/ZipWithInout+Arity14.swift",
        "DifferentiableZip/ZipWithInout+Arity2.swift",
        "DifferentiableZip/ZipWithInout+Arity3.swift",
        "DifferentiableZip/ZipWithInout+Arity4.swift",
        "DifferentiableZip/ZipWithInout+Arity5.swift",
        "DifferentiableZip/ZipWithInout+Arity6.swift",
        "DifferentiableZip/ZipWithInout+Arity7.swift",
        "DifferentiableZip/ZipWithInout+Arity8.swift",
        "DifferentiableZip/ZipWithInout+Arity9.swift",
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✅  Doc result (pending) reported
========================================
GenerateDocs
========================================
Generating docs at path:  $PWD/.docs/differentiable-swift/swift-differentiation/3.1.0
Repository:               differentiable-swift/swift-differentiation
Swift version used:       6.3
Target:                   Differentiation
Extracting symbol information for 'Differentiation'...
Fetching https://github.com/swiftlang/swift-docc-plugin
Updating https://github.com/differentiable-swift/swift-differentiation-stdlib.git
Updated https://github.com/differentiable-swift/swift-differentiation-stdlib.git (0.53s)
[1/2345] Fetching swift-docc-plugin
Fetched https://github.com/swiftlang/swift-docc-plugin from cache (1.46s)
Computing version for https://github.com/differentiable-swift/swift-differentiation-stdlib.git
Computed https://github.com/differentiable-swift/swift-differentiation-stdlib.git at 603.3.1 (2.04s)
Computing version for https://github.com/swiftlang/swift-docc-plugin
Computed https://github.com/swiftlang/swift-docc-plugin at 1.5.0 (2.29s)
Fetching https://github.com/swiftlang/swift-docc-symbolkit
[1/3817] Fetching swift-docc-symbolkit
Fetched https://github.com/swiftlang/swift-docc-symbolkit from cache (1.35s)
Computing version for https://github.com/swiftlang/swift-docc-symbolkit
Computed https://github.com/swiftlang/swift-docc-symbolkit at 1.0.0 (2.07s)
Creating working copy for https://github.com/swiftlang/swift-docc-plugin
Working copy of https://github.com/swiftlang/swift-docc-plugin resolved at 1.5.0
Creating working copy for https://github.com/swiftlang/swift-docc-symbolkit
Working copy of https://github.com/swiftlang/swift-docc-symbolkit resolved at 1.0.0
Building for debugging...
[0/8] Write sources
[3/8] Write snippet-extract-tool-entitlement.plist
[4/8] Write swift-version-69A768CDF2A0BEE1.txt
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Build of product 'snippet-extract' complete! (4.58s)
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[0/1] Write swift-version-69A768CDF2A0BEE1.txt
Build of target: 'Differentiation' complete! (0.26s)
error: unspecified("terminated(1): /Applications/Xcode-26.5.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/swift-symbolgraph-extract -module-name Differentiation -target arm64-apple-macosx26.0 -module-cache-path /Users/admin/builder/spi-builder-workspace/.build/arm64-apple-macosx/debug/ModuleCache -plugin-path /Applications/Xcode-26.5.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift/host/plugins/testing -sdk /Applications/Xcode-26.5.0.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX26.5.sdk -F /Applications/Xcode-26.5.0.app/Contents/Developer/Platforms/MacOSX.platform/Developer/Library/Frameworks -I /Applications/Xcode-26.5.0.app/Contents/Developer/Platforms/MacOSX.platform/Developer/usr/lib -L /Applications/Xcode-26.5.0.app/Contents/Developer/Platforms/MacOSX.platform/Developer/usr/lib -I /Users/admin/builder/spi-builder-workspace/.build/artifacts/swift-differentiation-stdlib/_Differentiation/_Differentiation.xcframework/macos-arm64 -Xcc -I -Xcc /Users/admin/builder/spi-builder-workspace/.build/artifacts/swift-differentiation-stdlib/_Differentiation/_Differentiation.xcframework/macos-arm64 -I /Users/admin/builder/spi-builder-workspace/.build/arm64-apple-macosx/debug/Modules -minimum-access-level public -emit-extension-block-symbols -output-dir /Users/admin/builder/spi-builder-workspace/.build/arm64-apple-macosx/extracted-symbols/spi-builder-workspace/Differentiation output:\n    <unknown>:0: error: missing required module \'_Differentiation\'\n    Error: Failed to load the module \'Differentiation\'. Are you missing build dependencies or include/framework directories?\n    See the previous error messages for details. Aborting.")
Extracting symbol information for 'Differentiation'...
Building for debugging...
[0/3] Write swift-version-69A768CDF2A0BEE1.txt
Build of product 'snippet-extract' complete! (0.22s)
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[0/1] Write swift-version-69A768CDF2A0BEE1.txt
Build of target: 'Differentiation' complete! (0.26s)
error: unspecified("terminated(1): /Applications/Xcode-26.5.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/swift-symbolgraph-extract -module-name Differentiation -target arm64-apple-macosx26.0 -module-cache-path /Users/admin/builder/spi-builder-workspace/.build/arm64-apple-macosx/debug/ModuleCache -plugin-path /Applications/Xcode-26.5.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift/host/plugins/testing -sdk /Applications/Xcode-26.5.0.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX26.5.sdk -F /Applications/Xcode-26.5.0.app/Contents/Developer/Platforms/MacOSX.platform/Developer/Library/Frameworks -I /Applications/Xcode-26.5.0.app/Contents/Developer/Platforms/MacOSX.platform/Developer/usr/lib -L /Applications/Xcode-26.5.0.app/Contents/Developer/Platforms/MacOSX.platform/Developer/usr/lib -I /Users/admin/builder/spi-builder-workspace/.build/artifacts/swift-differentiation-stdlib/_Differentiation/_Differentiation.xcframework/macos-arm64 -Xcc -I -Xcc /Users/admin/builder/spi-builder-workspace/.build/artifacts/swift-differentiation-stdlib/_Differentiation/_Differentiation.xcframework/macos-arm64 -I /Users/admin/builder/spi-builder-workspace/.build/arm64-apple-macosx/debug/Modules -minimum-access-level public -emit-extension-block-symbols -output-dir /Users/admin/builder/spi-builder-workspace/.build/arm64-apple-macosx/extracted-symbols/spi-builder-workspace/Differentiation output:\n    <unknown>:0: error: missing required module \'_Differentiation\'\n    Error: Failed to load the module \'Differentiation\'. Are you missing build dependencies or include/framework directories?\n    See the previous error messages for details. Aborting.")
Error while generating docs: retryLimitExceeded(lastError: Optional(Shell command failed:
    env DEVELOPER_DIR=/Applications/Xcode-26.5.0.app xcrun swift package --allow-writing-to-directory .docs/differentiable-swift/swift-differentiation/3.1.0 generate-documentation --emit-digest --disable-indexing --output-path .docs/differentiable-swift/swift-differentiation/3.1.0 --hosting-base-path differentiable-swift/swift-differentiation/3.1.0 --source-service github --source-service-base-url https://github.com/differentiable-swift/swift-differentiation/blob/3.1.0 --checkout-path $PWD --target Differentiation))
✅  Doc result (failed) reported
Done.