Swift Package Index

Build Information

Failed to build CoordinatorKit, reference 2.0.0 (39a872), with Swift 6.4 for macOS (SPM) on 24 Sep 2026 10:13:24 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/vinodh06/CoordinatorKit.git
Reference: 2.0.0
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/vinodh06/CoordinatorKit
 * tag               2.0.0      -> FETCH_HEAD
HEAD is now at 39a872d Update readme.md
Cloned https://github.com/vinodh06/CoordinatorKit.git
Revision (git rev-parse @):
39a872d41a0cfbc7e1fce4ad2bd4038324aa9424
SUCCESS checkout https://github.com/vinodh06/CoordinatorKit.git at 2.0.0
========================================
Build
========================================
Selected platform:         macosSpm
Swift version:             6.4
Building package at path:  $PWD
https://github.com/vinodh06/CoordinatorKit.git
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-27.0.0-Release.Candidate.app xcrun swift build --arch arm64
Building for debugging...
[Computing dependencies]
[Constructing description]
[Pre-planning 1 / 533]
[Planning deferred tasks]
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[392 / 406] CoordinatorKitMacros
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[432 / 441] CoordinatorKit
Fetching https://github.com/swiftlang/swift-syntax.git
[1/80027] Fetching swift-syntax
Fetched https://github.com/swiftlang/swift-syntax.git (7.16s)
Computing version for https://github.com/swiftlang/swift-syntax.git
Computed https://github.com/swiftlang/swift-syntax.git at 600.0.1 (10.07s)
Creating working copy for https://github.com/swiftlang/swift-syntax.git
Working copy of https://github.com/swiftlang/swift-syntax.git resolved at 600.0.1
error: SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/CoordinatorKit/Coordinator.swift failed with a nonzero exit code. Command line:     cd /Users/admin/builder
    builtin-SwiftPerFileCompile Coordinator.swift
/Users/admin/builder/spi-builder-workspace/Sources/CoordinatorKit/Coordinator.swift:349:68: warning: left side of nil coalescing operator '??' has non-optional type 'String', so the right side is never used
347 |
348 |         debugLog(
349 |             "✅ Popped to: \(navigationPath.last.debugDescription ?? "root")"
    |                                                                  `- warning: left side of nil coalescing operator '??' has non-optional type 'String', so the right side is never used
350 |         )
351 |     }
/Users/admin/builder/spi-builder-workspace/Sources/CoordinatorKit/Coordinator.swift:646:14: error: 'fullScreenCover(item:onDismiss:content:)' is unavailable in macOS
644 |                 )
645 |             }
646 |             .fullScreenCover(item: createFullScreenBinding()) { route in
    |              `- error: 'fullScreenCover(item:onDismiss:content:)' is unavailable in macOS
647 |                 RouteViewBuilder(
648 |                     route: route,
SwiftUI.View.fullScreenCover:2:25: note: 'fullScreenCover(item:onDismiss:content:)' has been explicitly marked unavailable here
1 | protocol View {
2 | nonisolated public func fullScreenCover<Item, Content>(item: Binding<Item?>, onDismiss: (() -> Void)? = nil, @ContentBuilder content: @escaping (Item) -> Content) -> some View where Item : Identifiable, Content : View
  |                         `- note: 'fullScreenCover(item:onDismiss:content:)' has been explicitly marked unavailable here
3 |   }
4 |
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/CoordinatorKit/Coordinator.swift /Users/admin/builder/spi-builder-workspace/Sources/CoordinatorKit/CoordinatorKit.swift -emit-dependencies-path /Users/admin/builder/spi-builder-workspace/.build/out/Intermediates.noindex/CoordinatorKit.build/Debug/CoordinatorKit-t.build/Objects-normal/arm64/Coordinator.d -emit-const-values-path /Users/admin/builder/spi-builder-workspace/.build/out/Intermediates.noindex/CoordinatorKit.build/Debug/CoordinatorKit-t.build/Objects-normal/arm64/Coordinator.swiftconstvalues -emit-reference-dependencies-path /Users/admin/builder/spi-builder-workspace/.build/out/Intermediates.noindex/CoordinatorKit.build/Debug/CoordinatorKit-t.build/Objects-normal/arm64/Coordinator.swiftdeps -serialize-diagnostics-path /Users/admin/builder/spi-builder-workspace/.build/out/Intermediates.noindex/CoordinatorKit.build/Debug/CoordinatorKit-t.build/Objects-normal/arm64/Coordinator.dia -target arm64-apple-macos13.0 -disable-cross-import-overlay-search -load-resolved-plugin \#/Users/admin/builder/spi-builder-workspace/.build/out/Products/Debug/CoordinatorKitMacros\#CoordinatorKitMacros -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/CoordinatorKit.build/Debug/CoordinatorKit-t.build/Objects-normal/arm64/CoordinatorKit-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 -load-plugin-executable /Users/admin/builder/spi-builder-workspace/.build/out/Products/Debug/CoordinatorKitMacros\#CoordinatorKitMacros -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/CoordinatorKit.build/Debug/CoordinatorKit-t.build/DerivedSources-normal/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.build/out/Intermediates.noindex/CoordinatorKit.build/Debug/CoordinatorKit-t.build/DerivedSources/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.build/out/Intermediates.noindex/CoordinatorKit.build/Debug/CoordinatorKit-t.build/DerivedSources -Xcc -DSWIFT_PACKAGE -Xcc -DDEBUG\=1 -no-auto-bridging-header-chaining -module-name CoordinatorKit -package-name spi_builder_workspace -const-gather-protocols-file /Users/admin/builder/spi-builder-workspace/.build/out/Intermediates.noindex/CoordinatorKit.build/Debug/CoordinatorKit-t.build/Objects-normal/arm64/CoordinatorKit_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/CoordinatorKit.build/Debug/CoordinatorKit-t.build/Objects-normal/arm64/Coordinator.o -debug-module-path /Users/admin/builder/spi-builder-workspace/.build/out/Intermediates.noindex/CoordinatorKit.build/Debug/CoordinatorKit-t.build/Objects-normal/arm64/CoordinatorKit.swiftmodule -index-unit-output-path /CoordinatorKit.build/Debug/CoordinatorKit-t.build/Objects-normal/arm64/Coordinator.o -index-store-path /Users/admin/builder/spi-builder-workspace/.build/out -index-system-modules
error: Build failed
BUILD FAILURE 6.4 macosSpm