Swift Package IndexBuild Information
Failed to build SummarizedCollection, reference main (601224), with Swift 6.3 for watchOS using Xcode 26.4 on 14 Apr 2026 18:41:47 UTC.
Build Command
env DEVELOPER_DIR=/Applications/Xcode-26.4.0.app xcrun xcodebuild -IDEClonedSourcePackagesDirPathOverride=$PWD/.dependencies -skipMacroValidation -skipPackagePluginValidation -derivedDataPath $PWD/.derivedData build -scheme SummarizedCollection-Package -destination generic/platform=watchOSBuild Log
========================================
RunAll
========================================
Builder version: 4.70.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/jessegrosjean/SummarizedCollection.git
Reference: main
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/jessegrosjean/SummarizedCollection
* branch main -> FETCH_HEAD
* [new branch] main -> origin/main
HEAD is now at 6012243 Merge pull request #2 from mattmassicotte/feature/ci
Cloned https://github.com/jessegrosjean/SummarizedCollection.git
Revision (git rev-parse @):
60122430de3803e8b00b07ebe5bb53933fb8ef43
SUCCESS checkout https://github.com/jessegrosjean/SummarizedCollection.git at main
========================================
Build
========================================
Selected platform: watchOS
Swift version: 6.3
Building package at path: $PWD
https://github.com/jessegrosjean/SummarizedCollection.git
Command line invocation:
/Applications/Xcode-26.4.0.app/Contents/Developer/usr/bin/xcodebuild -IDEClonedSourcePackagesDirPathOverride=/Users/admin/builder/spi-builder-workspace/.dependencies -resolvePackageDependencies
Resolve Package Graph
Fetching from https://github.com/apple/swift-collections-benchmark
Fetching from https://github.com/peripheryapp/periphery
Fetching from https://github.com/apple/swift-system
Fetching from https://github.com/apple/swift-argument-parser
Fetching from https://github.com/tadija/AEXML
Fetching from https://github.com/apple/swift-syntax
Fetching from https://github.com/kateinoigakukun/swift-indexstore
Fetching from https://github.com/tuist/xcodeproj
Fetching from https://github.com/jpsim/Yams
Fetching from https://github.com/ileitch/swift-filename-matcher
Fetching from https://github.com/kylef/PathKit.git
Fetching from https://github.com/kylef/Spectre.git
Creating working copy of package ‘xcodeproj’
Checking out 8.27.7 of package ‘xcodeproj’
Creating working copy of package ‘Spectre’
Checking out 0.10.1 of package ‘Spectre’
Creating working copy of package ‘Yams’
Checking out 5.4.0 of package ‘Yams’
Creating working copy of package ‘periphery’
Checking out 2.21.2 of package ‘periphery’
Creating working copy of package ‘AEXML’
Checking out 4.7.0 of package ‘AEXML’
Creating working copy of package ‘swift-filename-matcher’
Checking out 0.1.2 of package ‘swift-filename-matcher’
Creating working copy of package ‘swift-argument-parser’
Checking out 1.7.1 of package ‘swift-argument-parser’
Creating working copy of package ‘swift-collections-benchmark’
Checking out 0.0.4 of package ‘swift-collections-benchmark’
Creating working copy of package ‘swift-syntax’
Checking out 600.0.1 of package ‘swift-syntax’
Creating working copy of package ‘swift-indexstore’
Checking out 0.5.0 of package ‘swift-indexstore’
Creating working copy of package ‘swift-system’
Checking out 1.6.4 of package ‘swift-system’
Creating working copy of package ‘PathKit’
Checking out 1.0.1 of package ‘PathKit’
Resolve Package Graph
Resolve Package Graph
Resolved source packages:
Spectre: https://github.com/kylef/Spectre.git @ 0.10.1
Periphery: https://github.com/peripheryapp/periphery @ 2.21.2
swift-syntax: https://github.com/apple/swift-syntax @ 600.0.1
AEXML: https://github.com/tadija/AEXML @ 4.7.0
swift-system: https://github.com/apple/swift-system @ 1.6.4
swift-argument-parser: https://github.com/apple/swift-argument-parser @ 1.7.1
XcodeProj: https://github.com/tuist/xcodeproj @ 8.27.7
Yams: https://github.com/jpsim/Yams @ 5.4.0
SwiftIndexStore: https://github.com/kateinoigakukun/swift-indexstore @ 0.5.0
swift-collections-benchmark: https://github.com/apple/swift-collections-benchmark @ 0.0.4
PathKit: https://github.com/kylef/PathKit.git @ 1.0.1
SummarizedCollection: /Users/admin/builder/spi-builder-workspace
swift-filename-matcher: https://github.com/ileitch/swift-filename-matcher @ 0.1.2
resolved source packages: Spectre, Periphery, swift-syntax, AEXML, swift-system, swift-argument-parser, XcodeProj, Yams, SwiftIndexStore, swift-collections-benchmark, PathKit, SummarizedCollection, swift-filename-matcher
2026-04-14 14:41:19.072 xcodebuild[525:3016] [MT] IDERunDestination: Supported platforms for the buildables in the current scheme is empty.
{
"dependencies" : [
{
"identity" : "periphery",
"requirement" : {
"range" : [
{
"lower_bound" : "2.0.0",
"upper_bound" : "3.0.0"
}
]
},
"type" : "sourceControl",
"url" : "https://github.com/peripheryapp/periphery"
},
{
"identity" : "swift-collections-benchmark",
"requirement" : {
"range" : [
{
"lower_bound" : "0.0.3",
"upper_bound" : "1.0.0"
}
]
},
"type" : "sourceControl",
"url" : "https://github.com/apple/swift-collections-benchmark"
}
],
"manifest_display_name" : "SummarizedCollection",
"name" : "SummarizedCollection",
"path" : "/Users/admin/builder/spi-builder-workspace",
"platforms" : [
{
"name" : "macos",
"version" : "11.0"
},
{
"name" : "ios",
"version" : "14.0"
}
],
"products" : [
{
"name" : "SummarizedCollection",
"targets" : [
"SummarizedCollection"
],
"type" : {
"library" : [
"automatic"
]
}
},
{
"name" : "SummarizedCollectionBenchmark",
"targets" : [
"SummarizedCollectionBenchmark"
],
"type" : {
"executable" : null
}
}
],
"targets" : [
{
"c99name" : "_CollectionsUtilities",
"module_type" : "SwiftTarget",
"name" : "_CollectionsUtilities",
"path" : "Sources/_CollectionsUtilities",
"product_memberships" : [
"SummarizedCollection",
"SummarizedCollectionBenchmark"
],
"sources" : [
"Compatibility/Array+WithContiguousStorage Compatibility.swift",
"Compatibility/UnsafeMutableBufferPointer+SE-0370.swift",
"Compatibility/UnsafeMutablePointer+SE-0370.swift",
"Compatibility/UnsafeRawPointer extensions.swift",
"Debugging.swift",
"Descriptions.swift",
"IntegerTricks/FixedWidthInteger+roundUpToPowerOfTwo.swift",
"IntegerTricks/Integer rank.swift",
"IntegerTricks/UInt+first and last set bit.swift",
"IntegerTricks/UInt+reversed.swift",
"OSLog+Extensions.swift",
"RandomAccessCollection+Offsets.swift",
"UnsafeBitSet/_UnsafeBitSet+Index.swift",
"UnsafeBitSet/_UnsafeBitSet+_Word.swift",
"UnsafeBitSet/_UnsafeBitSet.swift",
"UnsafeBufferPointer+Extras.swift",
"UnsafeMutableBufferPointer+Extras.swift",
"_SortedCollection.swift",
"_UniqueCollection.swift"
],
"type" : "library"
},
{
"c99name" : "_CollectionsTestSupport",
"module_type" : "SwiftTarget",
"name" : "_CollectionsTestSupport",
"path" : "Sources/_CollectionsTestSupport",
"sources" : [
"AssertionContexts/Assertions.swift",
"AssertionContexts/CollectionTestCase.swift",
"AssertionContexts/Combinatorics.swift",
"AssertionContexts/TestContext.swift",
"ConformanceCheckers/CheckBidirectionalCollection.swift",
"ConformanceCheckers/CheckCollection.swift",
"ConformanceCheckers/CheckComparable.swift",
"ConformanceCheckers/CheckEquatable.swift",
"ConformanceCheckers/CheckHashable.swift",
"ConformanceCheckers/CheckSequence.swift",
"MinimalTypes/MinimalBidirectionalCollection.swift",
"MinimalTypes/MinimalCollection.swift",
"MinimalTypes/MinimalDecoder.swift",
"MinimalTypes/MinimalEncoder.swift",
"MinimalTypes/MinimalIndex.swift",
"MinimalTypes/MinimalIterator.swift",
"MinimalTypes/MinimalMutableRandomAccessCollection.swift",
"MinimalTypes/MinimalMutableRangeReplaceableRandomAccessCollection.swift",
"MinimalTypes/MinimalRandomAccessCollection.swift",
"MinimalTypes/MinimalRangeReplaceableRandomAccessCollection.swift",
"MinimalTypes/MinimalSequence.swift",
"MinimalTypes/ResettableValue.swift",
"MinimalTypes/_CollectionState.swift",
"MinimalTypes/_MinimalCollectionCore.swift",
"Utilities/AllOnesRandomNumberGenerator.swift",
"Utilities/Box.swift",
"Utilities/DictionaryAPIChecker.swift",
"Utilities/HashableBox.swift",
"Utilities/IndexRangeCollection.swift",
"Utilities/Integer Square Root.swift",
"Utilities/LifetimeTracked.swift",
"Utilities/LifetimeTracker.swift",
"Utilities/RandomBoolArray.swift",
"Utilities/RandomStableSample.swift",
"Utilities/SeedableRandomNumberGenerator.swift",
"Utilities/SetAPIChecker.swift",
"Utilities/SortedCollectionAPIChecker.swift",
"Utilities/StringConvertibleValue.swift"
],
"target_dependencies" : [
"_CollectionsUtilities"
],
"type" : "library"
},
{
"c99name" : "SummarizedCollectionTests",
"module_type" : "SwiftTarget",
"name" : "SummarizedCollectionTests",
"path" : "Tests/SummarizedCollectionTests",
"sources" : [
"CollectionBoundaryTests.swift",
"IdentifiedListTests.swift",
"Outline/OutlineArray.swift",
"Outline/OutlineShared.swift",
"Outline/OutlineSummarizedTree.swift",
"PerformanceTests.swift",
"SummarizedArrayTests.swift",
"SummarizedTreeTests+Cursor.swift",
"SummarizedTreeTests.swift"
],
"target_dependencies" : [
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],
"type" : "test"
},
{
"c99name" : "SummarizedCollectionBenchmark",
"module_type" : "SwiftTarget",
"name" : "SummarizedCollectionBenchmark",
"path" : "Sources/SummarizedCollectionBenchmark",
"product_dependencies" : [
"CollectionsBenchmark"
],
"product_memberships" : [
"SummarizedCollectionBenchmark"
],
"sources" : [
"ArrayBenchmarks.swift",
"SummarizedTreeBenchmarks.swift",
"SummarizedTreeIdentfiedListBenchmarks.swift",
"main.swift"
],
"target_dependencies" : [
"SummarizedCollection",
"_CollectionsUtilities"
],
"type" : "executable"
},
{
"c99name" : "SummarizedCollection",
"module_type" : "SwiftTarget",
"name" : "SummarizedCollection",
"path" : "Sources/SummarizedCollection",
"product_memberships" : [
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],
"sources" : [
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"List.swift",
"Protocols/CollectionBoundary.swift",
"Protocols/CollectionIndexDimension.swift",
"Protocols/IdentifiedCollection.swift",
"Protocols/SummarizedCollection+Dimension.swift",
"Protocols/SummarizedCollection+Summary.swift",
"Protocols/SummarizedCollection.swift",
"SummarizedTree/Node+Debug.swift",
"SummarizedTree/Node+Handle.swift",
"SummarizedTree/Node+InnerStorage.swift",
"SummarizedTree/Node+LeafStorage.swift",
"SummarizedTree/Node+Storage+SubSequence.swift",
"SummarizedTree/Node+Storage.swift",
"SummarizedTree/Node+UnmanagedNode.swift",
"SummarizedTree/Node.swift",
"SummarizedTree/SummarizedTree+Builder.swift",
"SummarizedTree/SummarizedTree+CoreConcat.swift",
"SummarizedTree/SummarizedTree+CoreReplace.swift",
"SummarizedTree/SummarizedTree+CoreSplit.swift",
"SummarizedTree/SummarizedTree+Cursor.swift",
"SummarizedTree/SummarizedTree+ElementsBuffer.swift",
"SummarizedTree/SummarizedTree+ExpressibleByArrayLiteral.swift",
"SummarizedTree/SummarizedTree+IdentifiedCollection.swift",
"SummarizedTree/SummarizedTree+Index.swift",
"SummarizedTree/SummarizedTree+Initializers.swift",
"SummarizedTree/SummarizedTree+RangeReplaceableCollection.swift",
"SummarizedTree/SummarizedTree+Sequence.swift",
"SummarizedTree/SummarizedTree+SubSequence.swift",
"SummarizedTree/SummarizedTree+SummarizedCollection.swift",
"SummarizedTree/SummarizedTree+Testing.swift",
"SummarizedTree/SummarizedTree.swift",
"SummarizedTree/SummarizedTreeContext+Extension.swift",
"SummarizedTree/SummarizedTreeContext.swift"
],
"target_dependencies" : [
"_CollectionsUtilities"
],
"type" : "library"
}
],
"tools_version" : "5.7"
}
{
"workspace" : {
"name" : "spi-builder-workspace",
"schemes" : [
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}
}
2026-04-14 14:41:30.265 xcodebuild[1087:6016] [MT] IDERunDestination: Supported platforms for the buildables in the current scheme is empty.
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-26.4.0.app xcrun xcodebuild -IDEClonedSourcePackagesDirPathOverride=$PWD/.dependencies -skipMacroValidation -skipPackagePluginValidation -derivedDataPath $PWD/.derivedData build -scheme SummarizedCollection-Package -destination generic/platform=watchOS
Command line invocation:
/Applications/Xcode-26.4.0.app/Contents/Developer/usr/bin/xcodebuild -IDEClonedSourcePackagesDirPathOverride=/Users/admin/builder/spi-builder-workspace/.dependencies -skipMacroValidation -skipPackagePluginValidation -derivedDataPath /Users/admin/builder/spi-builder-workspace/.derivedData build -scheme SummarizedCollection-Package -destination generic/platform=watchOS
Resolve Package Graph
Resolve Package Graph
Resolved source packages:
XcodeProj: https://github.com/tuist/xcodeproj @ 8.27.7
swift-syntax: https://github.com/apple/swift-syntax @ 600.0.1
SwiftIndexStore: https://github.com/kateinoigakukun/swift-indexstore @ 0.5.0
swift-argument-parser: https://github.com/apple/swift-argument-parser @ 1.7.1
AEXML: https://github.com/tadija/AEXML @ 4.7.0
Periphery: https://github.com/peripheryapp/periphery @ 2.21.2
swift-filename-matcher: https://github.com/ileitch/swift-filename-matcher @ 0.1.2
PathKit: https://github.com/kylef/PathKit.git @ 1.0.1
Yams: https://github.com/jpsim/Yams @ 5.4.0
Spectre: https://github.com/kylef/Spectre.git @ 0.10.1
swift-system: https://github.com/apple/swift-system @ 1.6.4
swift-collections-benchmark: https://github.com/apple/swift-collections-benchmark @ 0.0.4
SummarizedCollection: /Users/admin/builder/spi-builder-workspace
ComputePackagePrebuildTargetDependencyGraph
Prepare packages
CreateBuildRequest
SendProjectDescription
CreateBuildOperation
ComputeTargetDependencyGraph
note: Building targets in dependency order
note: Target dependency graph (12 targets)
Target 'SummarizedCollectionBenchmark' in project 'SummarizedCollection'
➜ Explicit dependency on target '_CollectionsUtilities' in project 'SummarizedCollection'
➜ Explicit dependency on target 'SummarizedCollection' in project 'SummarizedCollection'
➜ Explicit dependency on target 'CollectionsBenchmark' in project 'swift-collections-benchmark'
Target 'CollectionsBenchmark' in project 'swift-collections-benchmark'
➜ Explicit dependency on target 'CollectionsBenchmark' in project 'swift-collections-benchmark'
➜ Explicit dependency on target 'ArgumentParser' in project 'swift-argument-parser'
➜ Explicit dependency on target 'SystemPackage' in project 'swift-system'
Target 'CollectionsBenchmark' in project 'swift-collections-benchmark'
➜ Explicit dependency on target 'ArgumentParser' in project 'swift-argument-parser'
➜ Explicit dependency on target 'SystemPackage' in project 'swift-system'
Target 'SystemPackage' in project 'swift-system'
➜ Explicit dependency on target 'SystemPackage' in project 'swift-system'
➜ Explicit dependency on target 'CSystem' in project 'swift-system'
Target 'SystemPackage' in project 'swift-system'
➜ Explicit dependency on target 'CSystem' in project 'swift-system'
Target 'CSystem' in project 'swift-system' (no dependencies)
Target 'ArgumentParser' in project 'swift-argument-parser'
➜ Explicit dependency on target 'ArgumentParser' in project 'swift-argument-parser'
➜ Explicit dependency on target 'ArgumentParserToolInfo' in project 'swift-argument-parser'
Target 'ArgumentParser' in project 'swift-argument-parser'
➜ Explicit dependency on target 'ArgumentParserToolInfo' in project 'swift-argument-parser'
Target 'ArgumentParserToolInfo' in project 'swift-argument-parser' (no dependencies)
Target 'SummarizedCollection' in project 'SummarizedCollection'
➜ Explicit dependency on target 'SummarizedCollection' in project 'SummarizedCollection'
➜ Explicit dependency on target '_CollectionsUtilities' in project 'SummarizedCollection'
Target 'SummarizedCollection' in project 'SummarizedCollection'
➜ Explicit dependency on target '_CollectionsUtilities' in project 'SummarizedCollection'
Target '_CollectionsUtilities' in project 'SummarizedCollection' (no dependencies)
GatherProvisioningInputs
CreateBuildDescription
ExecuteExternalTool /Applications/Xcode-26.4.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/swiftc --version
ExecuteExternalTool /Applications/Xcode-26.4.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang -v -E -dM -arch arm64 -isysroot /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS26.4.sdk -x c -c /dev/null
ExecuteExternalTool /Applications/Xcode-26.4.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang -v -E -dM -isysroot /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS26.4.sdk -x c -c /dev/null
ExecuteExternalTool /Applications/Xcode-26.4.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/ld -version_details
ExecuteExternalTool /Applications/Xcode-26.4.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang -v -E -dM -arch armv7k -isysroot /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS26.4.sdk -x c -c /dev/null
ExecuteExternalTool /Applications/Xcode-26.4.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang -v -E -dM -arch arm64_32 -isysroot /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS26.4.sdk -x c -c /dev/null
ReadFileContents /Applications/Xcode-26.4.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/share/docc/features.json
Build description signature: 34f15910e65dda38c2fbc959b0a13d86
Build description path: /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/XCBuildData/34f15910e65dda38c2fbc959b0a13d86.xcbuilddata
error: The package product 'CollectionsBenchmark' requires minimum platform version 11.0 for the watchOS platform, but this target supports 7.0 (in target 'SummarizedCollectionBenchmark' from project 'SummarizedCollection')
2026-04-14 14:41:37.731 xcodebuild[1101:6131] [MT] IDERunDestination: Supported platforms for the buildables in the current scheme is empty.
** BUILD FAILED **
The following build commands failed:
Building workspace spi-builder-workspace with scheme SummarizedCollection-Package
(1 failure)
Command line invocation:
/Applications/Xcode-26.4.0.app/Contents/Developer/usr/bin/xcodebuild -IDEClonedSourcePackagesDirPathOverride=/Users/admin/builder/spi-builder-workspace/.dependencies -resolvePackageDependencies
Resolve Package Graph
Resolved source packages:
swift-collections-benchmark: https://github.com/apple/swift-collections-benchmark @ 0.0.4
Periphery: https://github.com/peripheryapp/periphery @ 2.21.2
Yams: https://github.com/jpsim/Yams @ 5.4.0
XcodeProj: https://github.com/tuist/xcodeproj @ 8.27.7
PathKit: https://github.com/kylef/PathKit.git @ 1.0.1
AEXML: https://github.com/tadija/AEXML @ 4.7.0
swift-argument-parser: https://github.com/apple/swift-argument-parser @ 1.7.1
Spectre: https://github.com/kylef/Spectre.git @ 0.10.1
SwiftIndexStore: https://github.com/kateinoigakukun/swift-indexstore @ 0.5.0
swift-system: https://github.com/apple/swift-system @ 1.6.4
swift-filename-matcher: https://github.com/ileitch/swift-filename-matcher @ 0.1.2
SummarizedCollection: /Users/admin/builder/spi-builder-workspace
swift-syntax: https://github.com/apple/swift-syntax @ 600.0.1
resolved source packages: swift-collections-benchmark, Periphery, Yams, XcodeProj, PathKit, AEXML, swift-argument-parser, Spectre, SwiftIndexStore, swift-system, swift-filename-matcher, SummarizedCollection, swift-syntax
2026-04-14 14:41:42.288 xcodebuild[1232:6843] [MT] IDERunDestination: Supported platforms for the buildables in the current scheme is empty.
{
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},
"type" : "sourceControl",
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},
{
"identity" : "swift-collections-benchmark",
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"type" : {
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{
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],
"targets" : [
{
"c99name" : "_CollectionsUtilities",
"module_type" : "SwiftTarget",
"name" : "_CollectionsUtilities",
"path" : "Sources/_CollectionsUtilities",
"product_memberships" : [
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],
"sources" : [
"Compatibility/Array+WithContiguousStorage Compatibility.swift",
"Compatibility/UnsafeMutableBufferPointer+SE-0370.swift",
"Compatibility/UnsafeMutablePointer+SE-0370.swift",
"Compatibility/UnsafeRawPointer extensions.swift",
"Debugging.swift",
"Descriptions.swift",
"IntegerTricks/FixedWidthInteger+roundUpToPowerOfTwo.swift",
"IntegerTricks/Integer rank.swift",
"IntegerTricks/UInt+first and last set bit.swift",
"IntegerTricks/UInt+reversed.swift",
"OSLog+Extensions.swift",
"RandomAccessCollection+Offsets.swift",
"UnsafeBitSet/_UnsafeBitSet+Index.swift",
"UnsafeBitSet/_UnsafeBitSet+_Word.swift",
"UnsafeBitSet/_UnsafeBitSet.swift",
"UnsafeBufferPointer+Extras.swift",
"UnsafeMutableBufferPointer+Extras.swift",
"_SortedCollection.swift",
"_UniqueCollection.swift"
],
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},
{
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"sources" : [
"AssertionContexts/Assertions.swift",
"AssertionContexts/CollectionTestCase.swift",
"AssertionContexts/Combinatorics.swift",
"AssertionContexts/TestContext.swift",
"ConformanceCheckers/CheckBidirectionalCollection.swift",
"ConformanceCheckers/CheckCollection.swift",
"ConformanceCheckers/CheckComparable.swift",
"ConformanceCheckers/CheckEquatable.swift",
"ConformanceCheckers/CheckHashable.swift",
"ConformanceCheckers/CheckSequence.swift",
"MinimalTypes/MinimalBidirectionalCollection.swift",
"MinimalTypes/MinimalCollection.swift",
"MinimalTypes/MinimalDecoder.swift",
"MinimalTypes/MinimalEncoder.swift",
"MinimalTypes/MinimalIndex.swift",
"MinimalTypes/MinimalIterator.swift",
"MinimalTypes/MinimalMutableRandomAccessCollection.swift",
"MinimalTypes/MinimalMutableRangeReplaceableRandomAccessCollection.swift",
"MinimalTypes/MinimalRandomAccessCollection.swift",
"MinimalTypes/MinimalRangeReplaceableRandomAccessCollection.swift",
"MinimalTypes/MinimalSequence.swift",
"MinimalTypes/ResettableValue.swift",
"MinimalTypes/_CollectionState.swift",
"MinimalTypes/_MinimalCollectionCore.swift",
"Utilities/AllOnesRandomNumberGenerator.swift",
"Utilities/Box.swift",
"Utilities/DictionaryAPIChecker.swift",
"Utilities/HashableBox.swift",
"Utilities/IndexRangeCollection.swift",
"Utilities/Integer Square Root.swift",
"Utilities/LifetimeTracked.swift",
"Utilities/LifetimeTracker.swift",
"Utilities/RandomBoolArray.swift",
"Utilities/RandomStableSample.swift",
"Utilities/SeedableRandomNumberGenerator.swift",
"Utilities/SetAPIChecker.swift",
"Utilities/SortedCollectionAPIChecker.swift",
"Utilities/StringConvertibleValue.swift"
],
"target_dependencies" : [
"_CollectionsUtilities"
],
"type" : "library"
},
{
"c99name" : "SummarizedCollectionTests",
"module_type" : "SwiftTarget",
"name" : "SummarizedCollectionTests",
"path" : "Tests/SummarizedCollectionTests",
"sources" : [
"CollectionBoundaryTests.swift",
"IdentifiedListTests.swift",
"Outline/OutlineArray.swift",
"Outline/OutlineShared.swift",
"Outline/OutlineSummarizedTree.swift",
"PerformanceTests.swift",
"SummarizedArrayTests.swift",
"SummarizedTreeTests+Cursor.swift",
"SummarizedTreeTests.swift"
],
"target_dependencies" : [
"SummarizedCollection",
"_CollectionsTestSupport"
],
"type" : "test"
},
{
"c99name" : "SummarizedCollectionBenchmark",
"module_type" : "SwiftTarget",
"name" : "SummarizedCollectionBenchmark",
"path" : "Sources/SummarizedCollectionBenchmark",
"product_dependencies" : [
"CollectionsBenchmark"
],
"product_memberships" : [
"SummarizedCollectionBenchmark"
],
"sources" : [
"ArrayBenchmarks.swift",
"SummarizedTreeBenchmarks.swift",
"SummarizedTreeIdentfiedListBenchmarks.swift",
"main.swift"
],
"target_dependencies" : [
"SummarizedCollection",
"_CollectionsUtilities"
],
"type" : "executable"
},
{
"c99name" : "SummarizedCollection",
"module_type" : "SwiftTarget",
"name" : "SummarizedCollection",
"path" : "Sources/SummarizedCollection",
"product_memberships" : [
"SummarizedCollection",
"SummarizedCollectionBenchmark"
],
"sources" : [
"IdentifiedList.swift",
"List.swift",
"Protocols/CollectionBoundary.swift",
"Protocols/CollectionIndexDimension.swift",
"Protocols/IdentifiedCollection.swift",
"Protocols/SummarizedCollection+Dimension.swift",
"Protocols/SummarizedCollection+Summary.swift",
"Protocols/SummarizedCollection.swift",
"SummarizedTree/Node+Debug.swift",
"SummarizedTree/Node+Handle.swift",
"SummarizedTree/Node+InnerStorage.swift",
"SummarizedTree/Node+LeafStorage.swift",
"SummarizedTree/Node+Storage+SubSequence.swift",
"SummarizedTree/Node+Storage.swift",
"SummarizedTree/Node+UnmanagedNode.swift",
"SummarizedTree/Node.swift",
"SummarizedTree/SummarizedTree+Builder.swift",
"SummarizedTree/SummarizedTree+CoreConcat.swift",
"SummarizedTree/SummarizedTree+CoreReplace.swift",
"SummarizedTree/SummarizedTree+CoreSplit.swift",
"SummarizedTree/SummarizedTree+Cursor.swift",
"SummarizedTree/SummarizedTree+ElementsBuffer.swift",
"SummarizedTree/SummarizedTree+ExpressibleByArrayLiteral.swift",
"SummarizedTree/SummarizedTree+IdentifiedCollection.swift",
"SummarizedTree/SummarizedTree+Index.swift",
"SummarizedTree/SummarizedTree+Initializers.swift",
"SummarizedTree/SummarizedTree+RangeReplaceableCollection.swift",
"SummarizedTree/SummarizedTree+Sequence.swift",
"SummarizedTree/SummarizedTree+SubSequence.swift",
"SummarizedTree/SummarizedTree+SummarizedCollection.swift",
"SummarizedTree/SummarizedTree+Testing.swift",
"SummarizedTree/SummarizedTree.swift",
"SummarizedTree/SummarizedTreeContext+Extension.swift",
"SummarizedTree/SummarizedTreeContext.swift"
],
"target_dependencies" : [
"_CollectionsUtilities"
],
"type" : "library"
}
],
"tools_version" : "5.7"
}
{
"workspace" : {
"name" : "spi-builder-workspace",
"schemes" : [
"SummarizedCollection",
"SummarizedCollection-Package",
"SummarizedCollectionBenchmark",
"swift-collections-benchmark"
]
}
}
2026-04-14 14:41:44.627 xcodebuild[1249:6961] [MT] IDERunDestination: Supported platforms for the buildables in the current scheme is empty.
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-26.4.0.app xcrun xcodebuild -IDEClonedSourcePackagesDirPathOverride=$PWD/.dependencies -skipMacroValidation -skipPackagePluginValidation -derivedDataPath $PWD/.derivedData build -scheme SummarizedCollection-Package -destination generic/platform=watchOS
Command line invocation:
/Applications/Xcode-26.4.0.app/Contents/Developer/usr/bin/xcodebuild -IDEClonedSourcePackagesDirPathOverride=/Users/admin/builder/spi-builder-workspace/.dependencies -skipMacroValidation -skipPackagePluginValidation -derivedDataPath /Users/admin/builder/spi-builder-workspace/.derivedData build -scheme SummarizedCollection-Package -destination generic/platform=watchOS
Resolve Package Graph
Resolved source packages:
AEXML: https://github.com/tadija/AEXML @ 4.7.0
Periphery: https://github.com/peripheryapp/periphery @ 2.21.2
swift-filename-matcher: https://github.com/ileitch/swift-filename-matcher @ 0.1.2
Spectre: https://github.com/kylef/Spectre.git @ 0.10.1
swift-syntax: https://github.com/apple/swift-syntax @ 600.0.1
SwiftIndexStore: https://github.com/kateinoigakukun/swift-indexstore @ 0.5.0
PathKit: https://github.com/kylef/PathKit.git @ 1.0.1
swift-system: https://github.com/apple/swift-system @ 1.6.4
swift-collections-benchmark: https://github.com/apple/swift-collections-benchmark @ 0.0.4
SummarizedCollection: /Users/admin/builder/spi-builder-workspace
XcodeProj: https://github.com/tuist/xcodeproj @ 8.27.7
Yams: https://github.com/jpsim/Yams @ 5.4.0
swift-argument-parser: https://github.com/apple/swift-argument-parser @ 1.7.1
ComputePackagePrebuildTargetDependencyGraph
Prepare packages
CreateBuildRequest
SendProjectDescription
CreateBuildOperation
ComputeTargetDependencyGraph
note: Building targets in dependency order
note: Target dependency graph (12 targets)
Target 'SummarizedCollectionBenchmark' in project 'SummarizedCollection'
➜ Explicit dependency on target '_CollectionsUtilities' in project 'SummarizedCollection'
➜ Explicit dependency on target 'SummarizedCollection' in project 'SummarizedCollection'
➜ Explicit dependency on target 'CollectionsBenchmark' in project 'swift-collections-benchmark'
Target 'CollectionsBenchmark' in project 'swift-collections-benchmark'
➜ Explicit dependency on target 'CollectionsBenchmark' in project 'swift-collections-benchmark'
➜ Explicit dependency on target 'ArgumentParser' in project 'swift-argument-parser'
➜ Explicit dependency on target 'SystemPackage' in project 'swift-system'
Target 'CollectionsBenchmark' in project 'swift-collections-benchmark'
➜ Explicit dependency on target 'ArgumentParser' in project 'swift-argument-parser'
➜ Explicit dependency on target 'SystemPackage' in project 'swift-system'
Target 'SystemPackage' in project 'swift-system'
➜ Explicit dependency on target 'SystemPackage' in project 'swift-system'
➜ Explicit dependency on target 'CSystem' in project 'swift-system'
Target 'SystemPackage' in project 'swift-system'
➜ Explicit dependency on target 'CSystem' in project 'swift-system'
Target 'CSystem' in project 'swift-system' (no dependencies)
Target 'ArgumentParser' in project 'swift-argument-parser'
➜ Explicit dependency on target 'ArgumentParser' in project 'swift-argument-parser'
➜ Explicit dependency on target 'ArgumentParserToolInfo' in project 'swift-argument-parser'
Target 'ArgumentParser' in project 'swift-argument-parser'
➜ Explicit dependency on target 'ArgumentParserToolInfo' in project 'swift-argument-parser'
Target 'ArgumentParserToolInfo' in project 'swift-argument-parser' (no dependencies)
Target 'SummarizedCollection' in project 'SummarizedCollection'
➜ Explicit dependency on target 'SummarizedCollection' in project 'SummarizedCollection'
➜ Explicit dependency on target '_CollectionsUtilities' in project 'SummarizedCollection'
Target 'SummarizedCollection' in project 'SummarizedCollection'
➜ Explicit dependency on target '_CollectionsUtilities' in project 'SummarizedCollection'
Target '_CollectionsUtilities' in project 'SummarizedCollection' (no dependencies)
GatherProvisioningInputs
CreateBuildDescription
ExecuteExternalTool /Applications/Xcode-26.4.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/swiftc --version
ExecuteExternalTool /Applications/Xcode-26.4.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang -v -E -dM -arch arm64 -isysroot /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS26.4.sdk -x c -c /dev/null
ExecuteExternalTool /Applications/Xcode-26.4.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang -v -E -dM -isysroot /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS26.4.sdk -x c -c /dev/null
ExecuteExternalTool /Applications/Xcode-26.4.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/ld -version_details
ExecuteExternalTool /Applications/Xcode-26.4.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang -v -E -dM -arch armv7k -isysroot /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS26.4.sdk -x c -c /dev/null
ExecuteExternalTool /Applications/Xcode-26.4.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang -v -E -dM -arch arm64_32 -isysroot /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS26.4.sdk -x c -c /dev/null
ReadFileContents /Applications/Xcode-26.4.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/share/docc/features.json
Build description signature: 34f15910e65dda38c2fbc959b0a13d86
Build description path: /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/XCBuildData/34f15910e65dda38c2fbc959b0a13d86.xcbuilddata
error: The package product 'CollectionsBenchmark' requires minimum platform version 11.0 for the watchOS platform, but this target supports 7.0 (in target 'SummarizedCollectionBenchmark' from project 'SummarizedCollection')
2026-04-14 14:41:46.694 xcodebuild[1259:7039] [MT] IDERunDestination: Supported platforms for the buildables in the current scheme is empty.
** BUILD FAILED **
The following build commands failed:
Building workspace spi-builder-workspace with scheme SummarizedCollection-Package
(1 failure)
BUILD FAILURE 6.3 watchOS