RangeSlider – Build Information – Swift Package Index

Build Information

Failed to build RangeSlider, reference 1.0.1 (835e17), with Swift 6.4 for macOS (SPM) on 21 Sep 2026 18:16:04 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/brendanperry/RangeSlider.git
Reference: 1.0.1
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/brendanperry/RangeSlider
 * tag               1.0.1      -> FETCH_HEAD
HEAD is now at 835e175 Fixed public access
Cloned https://github.com/brendanperry/RangeSlider.git
Revision (git rev-parse @):
835e17514bbc5b3d995ba0e5cfc3d882f34b1044
SUCCESS checkout https://github.com/brendanperry/RangeSlider.git at 1.0.1
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Build
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Selected platform:         macosSpm
Swift version:             6.4
Building package at path:  $PWD
https://github.com/brendanperry/RangeSlider.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': /Users/admin/builder/spi-builder-workspace/Package.swift:11:23: warning: 'v4' is deprecated: watchOS 9.0 is the oldest supported version [#DeprecatedDeclaration]
 9 |             .iOS(.v15),
10 |             .tvOS(.v12),
11 |             .watchOS(.v4),
   |                       `- warning: 'v4' is deprecated: watchOS 9.0 is the oldest supported version [#DeprecatedDeclaration]
12 |             .macOS(.v10_13)
13 |         ],
[#DeprecatedDeclaration]: <https://docs.swift.org/compiler/documentation/diagnostics/deprecated-declaration>
error: SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/RangeSlider/RangeSlider.swift failed with a nonzero exit code. Command line:     cd /Users/admin/builder
    builtin-SwiftPerFileCompile RangeSlider.swift
/Users/admin/builder/spi-builder-workspace/Sources/RangeSlider/RangeSlider.swift:104:18: [1;31merror: [1;39m'hoverEffect(_:isEnabled:)' is unavailable in macOS[0;0m
[0;36m102 |[0;0m                 .position(x: leftSliderPosition, y: geo.frame(in: .local).midY)
[0;36m103 |[0;0m                 .gesture(dragLeftSlider)
[0;36m104 |[0;0m                 .[4;39mhoverEffect[0;0m()
    [0;36m|[0;0m                  `- [1;31merror: [1;39m'hoverEffect(_:isEnabled:)' is unavailable in macOS[0;0m
[0;36m105 |[0;0m
[0;36m106 |[0;0m                 ZStack {
SwiftUI.View.hoverEffect:2:25: [1;39mnote: [1;39m'hoverEffect(_:isEnabled:)' has been explicitly marked unavailable here[0;0m
[0;36m1 |[0;0m protocol View {
[0;36m2 |[0;0m nonisolated public func hoverEffect(_ effect: some CustomHoverEffect = .automatic, isEnabled: Bool = true) -> some View
  [0;36m|[0;0m                         `- [1;39mnote: [1;39m'hoverEffect(_:isEnabled:)' has been explicitly marked unavailable here[0;0m
[0;36m3 |[0;0m   }
[0;36m4 |[0;0m
/Users/admin/builder/spi-builder-workspace/Sources/RangeSlider/RangeSlider.swift:117:18: [1;31merror: [1;39m'hoverEffect(_:isEnabled:)' is unavailable in macOS[0;0m
[0;36m115 |[0;0m                 .position(x: rightSliderPosition, y: geo.frame(in: .local).midY)
[0;36m116 |[0;0m                 .gesture(dragRightSlider)
[0;36m117 |[0;0m                 .[4;39mhoverEffect[0;0m()
    [0;36m|[0;0m                  `- [1;31merror: [1;39m'hoverEffect(_:isEnabled:)' is unavailable in macOS[0;0m
[0;36m118 |[0;0m             }
[0;36m119 |[0;0m         }
SwiftUI.View.hoverEffect:2:25: [1;39mnote: [1;39m'hoverEffect(_:isEnabled:)' has been explicitly marked unavailable here[0;0m
[0;36m1 |[0;0m protocol View {
[0;36m2 |[0;0m nonisolated public func hoverEffect(_ effect: some CustomHoverEffect = .automatic, isEnabled: Bool = true) -> some View
  [0;36m|[0;0m                         `- [1;39mnote: [1;39m'hoverEffect(_:isEnabled:)' has been explicitly marked unavailable here[0;0m
[0;36m3 |[0;0m   }
[0;36m4 |[0;0m
/Users/admin/builder/spi-builder-workspace/Sources/RangeSlider/RangeSlider.swift:189:22: [1;31merror: [1;39mcannot find 'UIImpactFeedbackGenerator' in scope[0;0m
[0;36m187 |[0;0m
[0;36m188 |[0;0m     func generateHapticFeedback() {
[0;36m189 |[0;0m         let impact = [4;39mUIImpactFeedbackGenerator[0;0m(style: .light)
    [0;36m|[0;0m                      `- [1;31merror: [1;39mcannot find 'UIImpactFeedbackGenerator' in scope[0;0m
[0;36m190 |[0;0m         impact.impactOccurred()
[0;36m191 |[0;0m     }
Failed frontend command:
/Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/swift-frontend -frontend -c -primary-file /Users/admin/builder/spi-builder-workspace/Sources/RangeSlider/RangeSlider.swift /Users/admin/builder/spi-builder-workspace/Sources/RangeSlider/RangeSliderUnit.swift -emit-dependencies-path /Users/admin/builder/spi-builder-workspace/.build/out/Intermediates.noindex/RangeSlider.build/Debug/RangeSlider-t.build/Objects-normal/arm64/RangeSlider.d -emit-const-values-path /Users/admin/builder/spi-builder-workspace/.build/out/Intermediates.noindex/RangeSlider.build/Debug/RangeSlider-t.build/Objects-normal/arm64/RangeSlider.swiftconstvalues -emit-reference-dependencies-path /Users/admin/builder/spi-builder-workspace/.build/out/Intermediates.noindex/RangeSlider.build/Debug/RangeSlider-t.build/Objects-normal/arm64/RangeSlider.swiftdeps -serialize-diagnostics-path /Users/admin/builder/spi-builder-workspace/.build/out/Intermediates.noindex/RangeSlider.build/Debug/RangeSlider-t.build/Objects-normal/arm64/RangeSlider.dia -target arm64-apple-macos12.0 -disable-cross-import-overlay-search -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/RangeSlider.build/Debug/RangeSlider-t.build/Objects-normal/arm64/RangeSlider-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 6 -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/RangeSlider.build/Debug/RangeSlider-t.build/DerivedSources-normal/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.build/out/Intermediates.noindex/RangeSlider.build/Debug/RangeSlider-t.build/DerivedSources/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.build/out/Intermediates.noindex/RangeSlider.build/Debug/RangeSlider-t.build/DerivedSources -Xcc -DSWIFT_PACKAGE -Xcc -DDEBUG\=1 -no-auto-bridging-header-chaining -module-name RangeSlider -package-name spi_builder_workspace -const-gather-protocols-file /Users/admin/builder/spi-builder-workspace/.build/out/Intermediates.noindex/RangeSlider.build/Debug/RangeSlider-t.build/Objects-normal/arm64/RangeSlider_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 -parse-as-library -o /Users/admin/builder/spi-builder-workspace/.build/out/Intermediates.noindex/RangeSlider.build/Debug/RangeSlider-t.build/Objects-normal/arm64/RangeSlider.o -debug-module-path /Users/admin/builder/spi-builder-workspace/.build/out/Intermediates.noindex/RangeSlider.build/Debug/RangeSlider-t.build/Objects-normal/arm64/RangeSlider.swiftmodule -index-unit-output-path /RangeSlider.build/Debug/RangeSlider-t.build/Objects-normal/arm64/RangeSlider.o -index-store-path /Users/admin/builder/spi-builder-workspace/.build/out -index-system-modules
error: Build failed
BUILD FAILURE 6.4 macosSpm