Swift Package Index

Build Information

Failed to build Cluster, reference 3.0.4 (1cb20c), with Swift 6.4 for macOS (SPM) on 22 Sep 2026 14:41:53 UTC.

Build Command

env DEVELOPER_DIR=/Applications/Xcode-27.0.0-Release.Candidate.app xcrun swift build --arch arm64

Build Log

========================================
RunAll
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Builder version: 5.1.0
Interrupt handler set up.
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Checkout
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Clone URL: https://github.com/efremidze/Cluster.git
Reference: 3.0.4
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/efremidze/Cluster
 * tag               3.0.4      -> FETCH_HEAD
HEAD is now at 1cb20cb Upgrade Swift Package (#143)
Cloned https://github.com/efremidze/Cluster.git
Revision (git rev-parse @):
1cb20cb1e256c13202a9c370558c2c7ebcdb41ba
SUCCESS checkout https://github.com/efremidze/Cluster.git at 3.0.4
========================================
Build
========================================
Selected platform:         macosSpm
Swift version:             6.4
Building package at path:  $PWD
https://github.com/efremidze/Cluster.git
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-27.0.0-Release.Candidate.app xcrun swift build --arch arm64
Building for debugging...
[Planning deferred tasks]
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warning: 'spi-builder-workspace': found 1 file(s) which are unhandled; explicitly declare them as resources or exclude from the target
    /Users/admin/builder/spi-builder-workspace/Tests/Info.plist
error: SwiftCompile normal arm64 failed with a nonzero exit code. Command line:     cd /Users/admin/builder

/Users/admin/builder/spi-builder-workspace/Sources/Annotation.swift:47:31: error: cannot find type 'UILabel' in scope
 45 |  */
 46 | open class ClusterAnnotationView: MKAnnotationView {
 47 |     open lazy var countLabel: UILabel = {
    |                               `- error: cannot find type 'UILabel' in scope
 48 |         let label = UILabel()
 49 |         label.autoresizingMask = [.flexibleWidth, .flexibleHeight]
/Users/admin/builder/spi-builder-workspace/Sources/Annotation.swift:48:21: error: cannot find 'UILabel' in scope
 46 | open class ClusterAnnotationView: MKAnnotationView {
 47 |     open lazy var countLabel: UILabel = {
 48 |         let label = UILabel()
    |                     `- error: cannot find 'UILabel' in scope
 49 |         label.autoresizingMask = [.flexibleWidth, .flexibleHeight]
 50 |         label.backgroundColor = .clear
/Users/admin/builder/spi-builder-workspace/Sources/Annotation.swift:84:16: error: cannot find type 'UIColor' in scope
 82 |      - `radius`: The radius of the annotation circle
 83 |      */
 84 |     case color(UIColor, radius: CGFloat)
    |                `- error: cannot find type 'UIColor' in scope
 85 |
 86 |     /**
/Users/admin/builder/spi-builder-workspace/Sources/Annotation.swift:89:16: error: cannot find type 'UIImage' in scope
 87 |      Displays the annotation as an image.
 88 |      */
 89 |     case image(UIImage?)
    |                `- error: cannot find type 'UIImage' in scope
 90 | }
 91 |
/Users/admin/builder/spi-builder-workspace/Sources/Annotation.swift:145:24: error: method does not override any method from its superclass
143 |     }
144 |
145 |     override open func layoutSubviews() {
    |                        `- error: method does not override any method from its superclass
146 |         super.layoutSubviews()
147 |
/Users/admin/builder/spi-builder-workspace/Sources/Extensions.swift:27:1: warning: extension declares a conformance of imported type 'CLLocationCoordinate2D' to imported protocols 'Hashable', 'Equatable'; this will not behave correctly if the owners of '_LocationEssentials' introduce this conformance in the future
 25 | let MKMapPointMax = MKMapPoint(CLLocationCoordinate2DMax)
 26 |
 27 | extension CLLocationCoordinate2D: Hashable {
    | |- warning: extension declares a conformance of imported type 'CLLocationCoordinate2D' to imported protocols 'Hashable', 'Equatable'; this will not behave correctly if the owners of '_LocationEssentials' introduce this conformance in the future
    | `- note: add '@retroactive' to silence this warning
 28 |     public func hash(into hasher: inout Hasher) {
 29 |         hasher.combine(latitude)
Failed frontend command:
/Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/swift-frontend -frontend -emit-module -experimental-skip-non-inlinable-function-bodies-without-types /Users/admin/builder/spi-builder-workspace/Sources/Annotation.swift /Users/admin/builder/spi-builder-workspace/Sources/Atomic.swift /Users/admin/builder/spi-builder-workspace/Sources/Cluster.swift /Users/admin/builder/spi-builder-workspace/Sources/Extensions.swift /Users/admin/builder/spi-builder-workspace/Sources/QuadTree.swift -target arm64-apple-macos12.0 -disable-cross-import-overlay-search -swift-module-cross-import MapKit /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX.sdk/System/Library/Frameworks/MapKit.framework/Modules/MapKit.swiftcrossimport/SwiftUI.swiftoverlay -swift-module-cross-import MapKit /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX27.0.sdk/System/Library/Frameworks/MapKit.framework/Modules/MapKit.swiftcrossimport/SwiftUI.swiftoverlay -load-resolved-plugin /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/MacOSX.platform/Developer/usr/lib/swift/host/plugins/libFoundationMacros.dylib\#/Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/MacOSX.platform/Developer/usr/bin/swift-plugin-server\#FoundationMacros -load-resolved-plugin /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/MacOSX.platform/Developer/usr/lib/swift/host/plugins/libObservationMacros.dylib\#/Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/MacOSX.platform/Developer/usr/bin/swift-plugin-server\#ObservationMacros -load-resolved-plugin /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/MacOSX.platform/Developer/usr/lib/swift/host/plugins/libPreviewsMacros.dylib\#/Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/MacOSX.platform/Developer/usr/bin/swift-plugin-server\#PreviewsMacros -load-resolved-plugin /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/MacOSX.platform/Developer/usr/lib/swift/host/plugins/libSwiftMacros.dylib\#/Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/MacOSX.platform/Developer/usr/bin/swift-plugin-server\#SwiftMacros -load-resolved-plugin /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/MacOSX.platform/Developer/usr/lib/swift/host/plugins/libSwiftUIMacros.dylib\#/Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/MacOSX.platform/Developer/usr/bin/swift-plugin-server\#SwiftUIMacros -disable-implicit-swift-modules -Xcc -fno-implicit-modules -Xcc -fno-implicit-module-maps -explicit-swift-module-map-file /Users/admin/builder/spi-builder-workspace/.build/out/Intermediates.noindex/Cluster.build/Debug/Cluster-t.build/Objects-normal/arm64/Cluster-dependencies-1.json -Xllvm -aarch64-use-tbi -enable-objc-interop -stack-check -sdk /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX27.0.sdk -I /Users/admin/builder/spi-builder-workspace/.build/out/Products/Debug -Isystem /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/MacOSX.platform/Developer/usr/lib -F /Users/admin/builder/spi-builder-workspace/.build/out/Products/Debug -F /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/MacOSX.platform/Developer/Library/Frameworks -module-cache-path /Users/admin/builder/spi-builder-workspace/.build/out/Intermediates.noindex/SwiftExplicitPrecompiledModules -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 -validate-clang-modules-once -clang-build-session-file /Users/admin/builder/spi-builder-workspace/.build/out/ModuleCache.noindex/Session.modulevalidation -Xcc -working-directory -Xcc /Users/admin/builder -enable-anonymous-context-mangled-names -file-compilation-dir /Users/admin/builder -Xcc -D_LIBCPP_HARDENING_MODE\=_LIBCPP_HARDENING_MODE_DEBUG -Xcc -ivfsstatcache -Xcc /Users/admin/builder/spi-builder-workspace/.build/out/SDKStatCaches.noindex/macosx27.0-26A425-80c5bbf1d171475443272936d42f90a36a22442a12e9d48fe1a705f55a1adfc4.sdkstatcache -Xcc -fmodules-prune-interval\=86400 -Xcc -fmodules-prune-after\=345600 -Xcc -I/Users/admin/builder/spi-builder-workspace/.build/out/Products/Debug/include -Xcc -I/Users/admin/builder/spi-builder-workspace/.build/out/Intermediates.noindex/Cluster.build/Debug/Cluster-t.build/DerivedSources-normal/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.build/out/Intermediates.noindex/Cluster.build/Debug/Cluster-t.build/DerivedSources/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.build/out/Intermediates.noindex/Cluster.build/Debug/Cluster-t.build/DerivedSources -Xcc -DSWIFT_PACKAGE -Xcc -DDEBUG\=1 -no-auto-bridging-header-chaining -module-name Cluster -package-name spi_builder_workspace -const-gather-protocols-file /Users/admin/builder/spi-builder-workspace/.build/out/Intermediates.noindex/Cluster.build/Debug/Cluster-t.build/Objects-normal/arm64/Cluster_const_extract_protocols.json -disable-clang-spi -clang-target arm64-apple-macos27.0 -target-sdk-version 27.0 -target-sdk-name macosx27.0 -in-process-plugin-server-path /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift/host/libSwiftInProcPluginServer.dylib -emit-module-doc-path /Users/admin/builder/spi-builder-workspace/.build/out/Intermediates.noindex/Cluster.build/Debug/Cluster-t.build/Objects-normal/arm64/Cluster.swiftdoc -emit-module-source-info-path /Users/admin/builder/spi-builder-workspace/.build/out/Intermediates.noindex/Cluster.build/Debug/Cluster-t.build/Objects-normal/arm64/Cluster.swiftsourceinfo -emit-objc-header-path /Users/admin/builder/spi-builder-workspace/.build/out/Intermediates.noindex/Cluster.build/Debug/Cluster-t.build/Objects-normal/arm64/Cluster-Swift.h -serialize-diagnostics-path /Users/admin/builder/spi-builder-workspace/.build/out/Intermediates.noindex/Cluster.build/Debug/Cluster-t.build/Objects-normal/arm64/Cluster-primary-emit-module.dia -emit-dependencies-path /Users/admin/builder/spi-builder-workspace/.build/out/Intermediates.noindex/Cluster.build/Debug/Cluster-t.build/Objects-normal/arm64/Cluster-primary-emit-module.d -parse-as-library -o /Users/admin/builder/spi-builder-workspace/.build/out/Intermediates.noindex/Cluster.build/Debug/Cluster-t.build/Objects-normal/arm64/Cluster.swiftmodule -emit-abi-descriptor-path /Users/admin/builder/spi-builder-workspace/.build/out/Intermediates.noindex/Cluster.build/Debug/Cluster-t.build/Objects-normal/arm64/Cluster.abi.json
error: Build failed
BUILD FAILURE 6.4 macosSpm