Swift Package Index

Build Information

Failed to build ListDiffUI, reference main (d83625), with Swift 6.4 for watchOS using Xcode 27.0 on 25 Sep 2026 18:19:35 UTC.

Build Command

env DEVELOPER_DIR=/Applications/Xcode-27.0.0-Release.Candidate.app xcrun xcodebuild -IDEClonedSourcePackagesDirPathOverride=$PWD/.dependencies -skipMacroValidation -skipPackagePluginValidation -derivedDataPath $PWD/.derivedData build -scheme ListDiffUI -destination generic/platform=watchOS

Build Log

SwiftExplicitDependencyGeneratePcm arm64 /Users/admin/builder/spi-builder-workspace/.derivedData/SDKExplicitPrecompiledModules/UserNotifications-ARAH8MEQ0C2L0FBO39HITJMAO.pcm
SwiftExplicitDependencyGeneratePcm arm64 /Users/admin/builder/spi-builder-workspace/.derivedData/SDKExplicitPrecompiledModules/_Builtin_stdatomic-7JEFA3KBJJJN6TKJWY3OG1VG5.pcm
SwiftExplicitDependencyGeneratePcm arm64 /Users/admin/builder/spi-builder-workspace/.derivedData/SDKExplicitPrecompiledModules/CoreGraphics-DWNZ73GEH98SBJXZ7DEXB420K.pcm
SwiftExplicitDependencyGeneratePcm arm64 /Users/admin/builder/spi-builder-workspace/.derivedData/SDKExplicitPrecompiledModules/UniformTypeIdentifiers-8L08Q8DQJV8C4AW84YVGFGTRN.pcm
SwiftExplicitDependencyGeneratePcm arm64 /Users/admin/builder/spi-builder-workspace/.derivedData/SDKExplicitPrecompiledModules/MachO-2U90NNSAQILBNBPS1SA4F8TYP.pcm
SwiftExplicitDependencyGeneratePcm arm64 /Users/admin/builder/spi-builder-workspace/.derivedData/SDKExplicitPrecompiledModules/_Builtin_intrinsics-75960HIPCIYA06IUW8FIIPQT.pcm
SwiftExplicitDependencyGeneratePcm arm64 /Users/admin/builder/spi-builder-workspace/.derivedData/SDKExplicitPrecompiledModules/DeveloperToolsSupport-E7CNISCB36UE8XQ9IOHK9XDX1.pcm
SwiftExplicitDependencyGeneratePcm arm64 /Users/admin/builder/spi-builder-workspace/.derivedData/SDKExplicitPrecompiledModules/UIUtilities-IR7RNW23VAUKYI9MLCS9NL9A.pcm
SwiftExplicitDependencyGeneratePcm arm64_32 /Users/admin/builder/spi-builder-workspace/.derivedData/SDKExplicitPrecompiledModules/DataDetection-U9BF7WHFVA6BZGFXXXP272PS.pcm
SwiftExplicitDependencyGeneratePcm arm64_32 /Users/admin/builder/spi-builder-workspace/.derivedData/SDKExplicitPrecompiledModules/MachO-56838ZJ0NC1EBAJ0O6O8QMPDX.pcm
SwiftExplicitDependencyGeneratePcm arm64_32 /Users/admin/builder/spi-builder-workspace/.derivedData/SDKExplicitPrecompiledModules/UniformTypeIdentifiers-CJZ3NTHPSBH4XWX5EVOG56UZS.pcm
SwiftExplicitDependencyGeneratePcm arm64_32 /Users/admin/builder/spi-builder-workspace/.derivedData/SDKExplicitPrecompiledModules/Symbols-1H97WMG76HU94F5VGJR19PXFY.pcm
SwiftExplicitDependencyGeneratePcm arm64_32 /Users/admin/builder/spi-builder-workspace/.derivedData/SDKExplicitPrecompiledModules/CoreTransferable-5D4IR6X37682FPHJ5CBPTKQV6.pcm
SwiftExplicitDependencyGeneratePcm arm64_32 /Users/admin/builder/spi-builder-workspace/.derivedData/SDKExplicitPrecompiledModules/_LocationEssentials-AQ1OL9QKC3LQLY5CNSRM1HB53.pcm
SwiftExplicitDependencyGeneratePcm arm64_32 /Users/admin/builder/spi-builder-workspace/.derivedData/SDKExplicitPrecompiledModules/_Builtin_tgmath-23PGCKURCQILXMK0MYZRYDCOU.pcm
SwiftExplicitDependencyGeneratePcm arm64 /Users/admin/builder/spi-builder-workspace/.derivedData/SDKExplicitPrecompiledModules/DataDetection-7BNVI1SZW5ISQL5SX4WL2X7I5.pcm
SwiftExplicitDependencyGeneratePcm arm64 /Users/admin/builder/spi-builder-workspace/.derivedData/SDKExplicitPrecompiledModules/CoreVideo-8MRR5MNWUOAW2DBPGUQ8FKK4.pcm
SwiftExplicitDependencyGeneratePcm arm64_32 /Users/admin/builder/spi-builder-workspace/.derivedData/SDKExplicitPrecompiledModules/CoreGraphics-9FDXYX6BKBUT6TJ2VF819E7T5.pcm
SwiftExplicitDependencyGeneratePcm arm64_32 /Users/admin/builder/spi-builder-workspace/.derivedData/SDKExplicitPrecompiledModules/_Builtin_intrinsics-196IIAKDQVU42DLOZP9OQCV76.pcm
SwiftExplicitDependencyGeneratePcm arm64 /Users/admin/builder/spi-builder-workspace/.derivedData/SDKExplicitPrecompiledModules/_LocationEssentials-5ZZDGDXB6HLQUC72SJW7YJ7MK.pcm
SwiftExplicitDependencyGeneratePcm arm64 /Users/admin/builder/spi-builder-workspace/.derivedData/SDKExplicitPrecompiledModules/Accessibility-27QMG6ZQ1NKYTNBYFPM1XKNFC.pcm
SwiftExplicitDependencyGeneratePcm arm64_32 /Users/admin/builder/spi-builder-workspace/.derivedData/SDKExplicitPrecompiledModules/CoreLocation-8XU5YMYM4P11RQMYCQAG65ITK.pcm
SwiftExplicitDependencyGeneratePcm arm64 /Users/admin/builder/spi-builder-workspace/.derivedData/SDKExplicitPrecompiledModules/_Builtin_tgmath-8NQ96OZ0YHXEC24JI95P01UF8.pcm
SwiftExplicitDependencyGeneratePcm arm64 /Users/admin/builder/spi-builder-workspace/.derivedData/SDKExplicitPrecompiledModules/CoreText-970YJN6NIYGK1316L35Z0O8QT.pcm
SwiftExplicitDependencyGeneratePcm arm64 /Users/admin/builder/spi-builder-workspace/.derivedData/SDKExplicitPrecompiledModules/CoreLocation-ACKJ9K7ABI14F97Y46Y6SRR17.pcm
SwiftExplicitDependencyGeneratePcm arm64 /Users/admin/builder/spi-builder-workspace/.derivedData/SDKExplicitPrecompiledModules/QuartzCore-94KFMWNOU7ZLUZNB4T5DLZC9D.pcm
SwiftExplicitDependencyGeneratePcm arm64_32 /Users/admin/builder/spi-builder-workspace/.derivedData/SDKExplicitPrecompiledModules/UIUtilities-9YFVNIMRC5HRVOIARNWHP1E3H.pcm
SwiftExplicitDependencyGeneratePcm arm64 /Users/admin/builder/spi-builder-workspace/.derivedData/SDKExplicitPrecompiledModules/CoreTransferable-9PPG3SLJ55T4LITIFYX2M0NOZ.pcm
SwiftExplicitDependencyGeneratePcm arm64_32 /Users/admin/builder/spi-builder-workspace/.derivedData/SDKExplicitPrecompiledModules/CoreMotion-1XGTVTE5PP32UHME8AC63TL6.pcm
SwiftExplicitDependencyGeneratePcm arm64_32 /Users/admin/builder/spi-builder-workspace/.derivedData/SDKExplicitPrecompiledModules/_Builtin_stdatomic-1TY035TURL76BF2U98PZPPZRX.pcm
SwiftExplicitDependencyGeneratePcm arm64_32 /Users/admin/builder/spi-builder-workspace/.derivedData/SDKExplicitPrecompiledModules/Accessibility-F385OMZ5GYBUY5O4QAJB4NRII.pcm
SwiftExplicitDependencyGeneratePcm arm64_32 /Users/admin/builder/spi-builder-workspace/.derivedData/SDKExplicitPrecompiledModules/CoreText-C9X2REPZN2V5BSU4G80FCETDR.pcm
SwiftExplicitDependencyGeneratePcm arm64_32 /Users/admin/builder/spi-builder-workspace/.derivedData/SDKExplicitPrecompiledModules/CoreVideo-2P8HI0403J99LBDPKNFJ5D4DL.pcm
SwiftExplicitDependencyGeneratePcm arm64_32 /Users/admin/builder/spi-builder-workspace/.derivedData/SDKExplicitPrecompiledModules/os-E5IGB442IA6SBB25TTCOLK2OC.pcm
SwiftExplicitDependencyGeneratePcm arm64 /Users/admin/builder/spi-builder-workspace/.derivedData/SDKExplicitPrecompiledModules/CoreMotion-6RD5K48QT1F4L9CATNFD2O7YB.pcm
SwiftExplicitDependencyGeneratePcm arm64 /Users/admin/builder/spi-builder-workspace/.derivedData/SDKExplicitPrecompiledModules/simd-EH08NODU6574T74ZKU61VP9BW.pcm
SwiftExplicitDependencyGeneratePcm arm64 /Users/admin/builder/spi-builder-workspace/.derivedData/SDKExplicitPrecompiledModules/SwiftUICore-C1DST1IX2Z0PTH5SJJZ1IULRB.pcm
SwiftExplicitDependencyGeneratePcm arm64_32 /Users/admin/builder/spi-builder-workspace/.derivedData/SDKExplicitPrecompiledModules/UserNotifications-6TBN8TEAKO014N1T2QD926XED.pcm
SwiftExplicitDependencyGeneratePcm arm64_32 /Users/admin/builder/spi-builder-workspace/.derivedData/SDKExplicitPrecompiledModules/simd-21UNWYOBUZI1LVSQ99S1XBLMO.pcm
SwiftExplicitDependencyGeneratePcm arm64 /Users/admin/builder/spi-builder-workspace/.derivedData/SDKExplicitPrecompiledModules/os-5DIL6Z9LFIGLMZAHM7X2T5435.pcm
SwiftExplicitDependencyGeneratePcm arm64_32 /Users/admin/builder/spi-builder-workspace/.derivedData/SDKExplicitPrecompiledModules/OSLog-D9AVFY0KWO7RVBIQ73CBIJVCN.pcm
SwiftExplicitDependencyGeneratePcm arm64_32 /Users/admin/builder/spi-builder-workspace/.derivedData/SDKExplicitPrecompiledModules/QuartzCore-6375NPYACK5NYVHPMC1QQ8MC2.pcm
SwiftExplicitDependencyGeneratePcm arm64_32 /Users/admin/builder/spi-builder-workspace/.derivedData/SDKExplicitPrecompiledModules/DeveloperToolsSupport-DZU5G1OCMNWU0AQRULIFHUJ1Z.pcm
SwiftExplicitDependencyGeneratePcm arm64 /Users/admin/builder/spi-builder-workspace/.derivedData/SDKExplicitPrecompiledModules/Symbols-3EFABTJ9L5PQDJ7RQCYQWEJMM.pcm
SwiftExplicitDependencyGeneratePcm arm64 /Users/admin/builder/spi-builder-workspace/.derivedData/SDKExplicitPrecompiledModules/OSLog-B7VGO357Y3GJG35TST7DKDSI3.pcm
SwiftExplicitDependencyGeneratePcm arm64 /Users/admin/builder/spi-builder-workspace/.derivedData/SDKExplicitPrecompiledModules/UIKit-27R3P1YMV4C6JLDT661G3MRIA.pcm
SwiftExplicitDependencyGeneratePcm arm64_32 /Users/admin/builder/spi-builder-workspace/.derivedData/SDKExplicitPrecompiledModules/SwiftUICore-3Q7WLRD8MR9R3NGIPUBQCP6F6.pcm
SwiftExplicitDependencyGeneratePcm arm64_32 /Users/admin/builder/spi-builder-workspace/.derivedData/SDKExplicitPrecompiledModules/UIKit-6PPV7YPZ89CZPHYAP072QH8B6.pcm
SwiftDriverJobDiscovery normal arm64 Compiling ListDiff.swift (in target 'ListDiff' from project 'ListDiff')
SwiftDriver\ Compilation ListDiff normal arm64 com.apple.xcode.tools.swift.compiler (in target 'ListDiff' from project 'ListDiff')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    builtin-Swift-Compilation -- /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/swiftc -parse-as-library -module-name ListDiff -Onone @/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ListDiff.build/Debug-watchos/ListDiff-t.build/Objects-normal/arm64/ListDiff.SwiftFileList -DSWIFT_PACKAGE -DDEBUG -DSWIFT_MODULE_RESOURCE_BUNDLE_UNAVAILABLE -DXcode -plugin-path /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift/host/plugins/testing -enable-experimental-feature DebugDescriptionMacro -sdk /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS27.0.sdk -target arm64-apple-watchos9.0 -g -module-cache-path /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex -Xfrontend -serialize-debugging-options -enable-testing -suppress-warnings -index-store-path /Users/admin/builder/spi-builder-workspace/.derivedData/Index.noindex/DataStore -Xcc -D_LIBCPP_HARDENING_MODE\=_LIBCPP_HARDENING_MODE_DEBUG -swift-version 5 -I /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-watchos -Isystem /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/WatchOS.platform/Developer/usr/lib -F /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-watchos -F /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/WatchOS.platform/Developer/Library/Frameworks -F /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS27.0.sdk/Developer/Library/Frameworks -c -j10 -enable-batch-mode -incremental -Xcc -ivfsstatcache -Xcc /Users/admin/builder/spi-builder-workspace/.derivedData/SDKStatCaches.noindex/watchos27.0-24R360-e829b21a6f8c9b70876ba0858053c04477534ef55a1706bf4c1112bbb242f0a2.sdkstatcache -output-file-map /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ListDiff.build/Debug-watchos/ListDiff-t.build/Objects-normal/arm64/ListDiff-OutputFileMap.json -save-temps -no-color-diagnostics -explicit-module-build -module-cache-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SwiftExplicitPrecompiledModules -clang-scanner-module-cache-path /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex -sdk-module-cache-path /Users/admin/builder/spi-builder-workspace/.derivedData/SDKExplicitPrecompiledModules -emit-dependencies -emit-module -emit-module-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ListDiff.build/Debug-watchos/ListDiff-t.build/Objects-normal/arm64/ListDiff.swiftmodule -serialize-diagnostics -dependency-scan-serialize-diagnostics-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ListDiff.build/Debug-watchos/ListDiff-t.build/Objects-normal/arm64/ListDiff-dependency-scan.dia -validate-clang-modules-once -clang-build-session-file /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/Session.modulevalidation -Xcc -fmodules-prune-interval\=86400 -Xcc -fmodules-prune-after\=345600 -emit-const-values -const-gather-protocols-list /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ListDiff.build/Debug-watchos/ListDiff-t.build/Objects-normal/arm64/ListDiff_const_extract_protocols.json -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-watchos/include -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ListDiff.build/Debug-watchos/ListDiff-t.build/DerivedSources-normal/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ListDiff.build/Debug-watchos/ListDiff-t.build/DerivedSources/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ListDiff.build/Debug-watchos/ListDiff-t.build/DerivedSources -Xcc -DSWIFT_PACKAGE -Xcc -DDEBUG\=1 -emit-objc-header -emit-objc-header-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ListDiff.build/Debug-watchos/ListDiff-t.build/Objects-normal/arm64/ListDiff-Swift.h -working-directory /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode -experimental-emit-module-separately -disable-cmo
Ld /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ListDiff.build/Debug-watchos/ListDiff-t.build/Objects-normal/arm64/Binary/ListDiff.o normal arm64 (in target 'ListDiff' from project 'ListDiff')
    cd /Users/admin/builder/spi-builder-workspace/.dependencies/checkouts/ListDiff
    /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang -Xlinker -reproducible -target arm64-apple-watchos9.0 -r -isysroot /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS27.0.sdk -O0 -w -Xlinker -no_warn_duplicate_libraries -F/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/EagerLinkingTBDs/Debug-watchos -F/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-watchos -iframework /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/WatchOS.platform/Developer/Library/Frameworks -iframework /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS27.0.sdk/Developer/Library/Frameworks -filelist /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ListDiff.build/Debug-watchos/ListDiff-t.build/Objects-normal/arm64/ListDiff.LinkFileList -nostdlib -Xlinker -object_path_lto -Xlinker /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ListDiff.build/Debug-watchos/ListDiff-t.build/Objects-normal/arm64/ListDiff_lto.o -Xlinker -no_deduplicate -Xlinker -dependency_info -Xlinker /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ListDiff.build/Debug-watchos/ListDiff-t.build/Objects-normal/arm64/ListDiff_dependency_info.dat -fobjc-link-runtime -L/Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift/watchos -L/usr/lib/swift -Xlinker -add_ast_path -Xlinker /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ListDiff.build/Debug-watchos/ListDiff-t.build/Objects-normal/arm64/ListDiff.swiftmodule -o /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ListDiff.build/Debug-watchos/ListDiff-t.build/Objects-normal/arm64/Binary/ListDiff.o
SwiftDriverJobDiscovery normal arm64_32 Compiling ListDiff.swift (in target 'ListDiff' from project 'ListDiff')
SwiftDriver\ Compilation ListDiff normal arm64_32 com.apple.xcode.tools.swift.compiler (in target 'ListDiff' from project 'ListDiff')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    builtin-Swift-Compilation -- /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/swiftc -parse-as-library -module-name ListDiff -Onone @/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ListDiff.build/Debug-watchos/ListDiff-t.build/Objects-normal/arm64_32/ListDiff.SwiftFileList -DSWIFT_PACKAGE -DDEBUG -DSWIFT_MODULE_RESOURCE_BUNDLE_UNAVAILABLE -DXcode -plugin-path /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift/host/plugins/testing -enable-experimental-feature DebugDescriptionMacro -sdk /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS27.0.sdk -target arm64_32-apple-watchos9.0 -g -module-cache-path /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex -Xfrontend -serialize-debugging-options -enable-testing -suppress-warnings -index-store-path /Users/admin/builder/spi-builder-workspace/.derivedData/Index.noindex/DataStore -Xcc -D_LIBCPP_HARDENING_MODE\=_LIBCPP_HARDENING_MODE_DEBUG -swift-version 5 -I /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-watchos -Isystem /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/WatchOS.platform/Developer/usr/lib -F /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-watchos -F /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/WatchOS.platform/Developer/Library/Frameworks -F /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS27.0.sdk/Developer/Library/Frameworks -c -j10 -enable-batch-mode -incremental -Xcc -ivfsstatcache -Xcc /Users/admin/builder/spi-builder-workspace/.derivedData/SDKStatCaches.noindex/watchos27.0-24R360-e829b21a6f8c9b70876ba0858053c04477534ef55a1706bf4c1112bbb242f0a2.sdkstatcache -output-file-map /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ListDiff.build/Debug-watchos/ListDiff-t.build/Objects-normal/arm64_32/ListDiff-OutputFileMap.json -save-temps -no-color-diagnostics -explicit-module-build -module-cache-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SwiftExplicitPrecompiledModules -clang-scanner-module-cache-path /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex -sdk-module-cache-path /Users/admin/builder/spi-builder-workspace/.derivedData/SDKExplicitPrecompiledModules -emit-dependencies -emit-module -emit-module-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ListDiff.build/Debug-watchos/ListDiff-t.build/Objects-normal/arm64_32/ListDiff.swiftmodule -serialize-diagnostics -dependency-scan-serialize-diagnostics-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ListDiff.build/Debug-watchos/ListDiff-t.build/Objects-normal/arm64_32/ListDiff-dependency-scan.dia -validate-clang-modules-once -clang-build-session-file /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/Session.modulevalidation -Xcc -fmodules-prune-interval\=86400 -Xcc -fmodules-prune-after\=345600 -emit-const-values -const-gather-protocols-list /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ListDiff.build/Debug-watchos/ListDiff-t.build/Objects-normal/arm64_32/ListDiff_const_extract_protocols.json -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-watchos/include -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ListDiff.build/Debug-watchos/ListDiff-t.build/DerivedSources-normal/arm64_32 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ListDiff.build/Debug-watchos/ListDiff-t.build/DerivedSources/arm64_32 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ListDiff.build/Debug-watchos/ListDiff-t.build/DerivedSources -Xcc -DSWIFT_PACKAGE -Xcc -DDEBUG\=1 -emit-objc-header -emit-objc-header-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ListDiff.build/Debug-watchos/ListDiff-t.build/Objects-normal/arm64_32/ListDiff-Swift.h -working-directory /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode -experimental-emit-module-separately -disable-cmo
Ld /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ListDiff.build/Debug-watchos/ListDiff-t.build/Objects-normal/arm64_32/Binary/ListDiff.o normal arm64_32 (in target 'ListDiff' from project 'ListDiff')
    cd /Users/admin/builder/spi-builder-workspace/.dependencies/checkouts/ListDiff
    /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang -Xlinker -reproducible -target arm64_32-apple-watchos9.0 -r -isysroot /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS27.0.sdk -O0 -w -Xlinker -no_warn_duplicate_libraries -F/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/EagerLinkingTBDs/Debug-watchos -F/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-watchos -iframework /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/WatchOS.platform/Developer/Library/Frameworks -iframework /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS27.0.sdk/Developer/Library/Frameworks -filelist /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ListDiff.build/Debug-watchos/ListDiff-t.build/Objects-normal/arm64_32/ListDiff.LinkFileList -nostdlib -Xlinker -object_path_lto -Xlinker /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ListDiff.build/Debug-watchos/ListDiff-t.build/Objects-normal/arm64_32/ListDiff_lto.o -Xlinker -no_deduplicate -Xlinker -dependency_info -Xlinker /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ListDiff.build/Debug-watchos/ListDiff-t.build/Objects-normal/arm64_32/ListDiff_dependency_info.dat -fobjc-link-runtime -L/Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift/watchos -L/usr/lib/swift -Xlinker -add_ast_path -Xlinker /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ListDiff.build/Debug-watchos/ListDiff-t.build/Objects-normal/arm64_32/ListDiff.swiftmodule -o /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ListDiff.build/Debug-watchos/ListDiff-t.build/Objects-normal/arm64_32/Binary/ListDiff.o
CreateUniversalBinary /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-watchos/ListDiff.o normal arm64\ arm64_32 (in target 'ListDiff' from project 'ListDiff')
    cd /Users/admin/builder/spi-builder-workspace/.dependencies/checkouts/ListDiff
    /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/lipo -create /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ListDiff.build/Debug-watchos/ListDiff-t.build/Objects-normal/arm64/Binary/ListDiff.o /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ListDiff.build/Debug-watchos/ListDiff-t.build/Objects-normal/arm64_32/Binary/ListDiff.o -output /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-watchos/ListDiff.o
ExtractAppIntentsMetadata (in target 'ListDiff' from project 'ListDiff')
    cd /Users/admin/builder/spi-builder-workspace/.dependencies/checkouts/ListDiff
    /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/appintentsmetadataprocessor --toolchain-dir /var/run/com.apple.security.cryptexd/mnt/com.apple.MobileAsset.MetalToolchain-v27.1.266.1.BCnxyU/Metal.xctoolchain --module-name ListDiff --sdk-root /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS27.0.sdk --xcode-version 27A266a --platform-family watchOS --deployment-target 9.0 --bundle-identifier listdiff.ListDiff --output /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-watchos/ListDiff.appintents --target-triple arm64-apple-watchos9.0 --target-triple arm64_32-apple-watchos9.0 --binary-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-watchos/ListDiff.o --dependency-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ListDiff.build/Debug-watchos/ListDiff-t.build/Objects-normal/arm64/ListDiff_dependency_info.dat --dependency-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ListDiff.build/Debug-watchos/ListDiff-t.build/Objects-normal/arm64_32/ListDiff_dependency_info.dat --stringsdata-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ListDiff.build/Debug-watchos/ListDiff-t.build/Objects-normal/arm64/ExtractedAppShortcutsMetadata.stringsdata --stringsdata-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ListDiff.build/Debug-watchos/ListDiff-t.build/Objects-normal/arm64_32/ExtractedAppShortcutsMetadata.stringsdata --source-file-list /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ListDiff.build/Debug-watchos/ListDiff-t.build/Objects-normal/arm64/ListDiff.SwiftFileList --source-file-list /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ListDiff.build/Debug-watchos/ListDiff-t.build/Objects-normal/arm64_32/ListDiff.SwiftFileList --metadata-file-list /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ListDiff.build/Debug-watchos/ListDiff-t.build/ListDiff.DependencyMetadataFileList --static-metadata-file-list /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ListDiff.build/Debug-watchos/ListDiff-t.build/ListDiff.DependencyStaticMetadataFileList --swift-const-vals-list /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ListDiff.build/Debug-watchos/ListDiff-t.build/Objects-normal/arm64/ListDiff.SwiftConstValuesFileList --swift-const-vals-list /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ListDiff.build/Debug-watchos/ListDiff-t.build/Objects-normal/arm64_32/ListDiff.SwiftConstValuesFileList --force --compile-time-extraction --deployment-aware-processing --no-app-shortcuts-localization
2026-09-25 14:19:29.858 appintentsmetadataprocessor[823:4976] Starting appintentsmetadataprocessor export
2026-09-25 14:19:29.955 appintentsmetadataprocessor[823:4976] Extracted no relevant App Intents symbols, skipping writing output
SwiftExplicitDependencyGeneratePcm arm64 /Users/admin/builder/spi-builder-workspace/.derivedData/SDKExplicitPrecompiledModules/Spatial-44FJGYXFAT2AQAW9Z6T7YS02U.pcm
SwiftExplicitDependencyGeneratePcm arm64_32 /Users/admin/builder/spi-builder-workspace/.derivedData/SDKExplicitPrecompiledModules/Spatial-CWVWNML3T0NXVHZDKVLD3X1YZ.pcm
SwiftCompile normal arm64 Compiling\ ListDiffDataSource.swift /Users/admin/builder/spi-builder-workspace/Sources/ListDiffDataSource.swift (in target 'ListDiffUI' from project 'ListDiffUI')
/Users/admin/builder/spi-builder-workspace/Sources/ListDiffDataSource.swift:19:43: error: 'UICollectionViewDelegate' is unavailable in watchOS
 17 |   /// If you need to be the delegate of the UICollectionView as well, set your instance as the collectionViewDelegate instead.
 18 |   ///
 19 |   public weak var collectionViewDelegate: UICollectionViewDelegate?
    |                                           `- error: 'UICollectionViewDelegate' is unavailable in watchOS
 20 |
 21 |   private let collectionView: UICollectionView
/Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS27.0.sdk/System/Library/Frameworks/UIKit.framework/Headers/UICollectionView.h:114:11: note: 'UICollectionViewDelegate' has been explicitly marked unavailable here
112 |
113 | API_UNAVAILABLE(watchos) NS_SWIFT_UI_ACTOR
114 | @protocol UICollectionViewDelegate <UIScrollViewDelegate>
    |           `- note: 'UICollectionViewDelegate' has been explicitly marked unavailable here
115 | @optional
116 |
/Users/admin/builder/spi-builder-workspace/Sources/ListDiffDataSource.swift:21:31: error: 'UICollectionView' is unavailable in watchOS
 19 |   public weak var collectionViewDelegate: UICollectionViewDelegate?
 20 |
 21 |   private let collectionView: UICollectionView
    |                               `- error: 'UICollectionView' is unavailable in watchOS
 22 |   private let context: ListDiffContext
 23 |   private let queue: DispatchQueue
/Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS27.0.sdk/System/Library/Frameworks/UIKit.framework/Headers/UICollectionView.h:362:12: note: 'UICollectionView' has been explicitly marked unavailable here
360 |
361 | UIKIT_EXTERN API_AVAILABLE(ios(6.0)) API_UNAVAILABLE(watchos) NS_SWIFT_UI_ACTOR
362 | @interface UICollectionView : UIScrollView <UIDataSourceTranslating>
    |            `- note: 'UICollectionView' has been explicitly marked unavailable here
363 |
364 | - (instancetype)initWithFrame:(CGRect)frame collectionViewLayout:(UICollectionViewLayout *)layout NS_DESIGNATED_INITIALIZER;
/Users/admin/builder/spi-builder-workspace/Sources/ListDiffDataSource.swift:43:31: error: 'UICollectionView' is unavailable in watchOS
 41 |   ///     This is a way to pass in dependencies (e.g. logger) so that you don't have to piggyback them on ViewModels.
 42 |   ///
 43 |   public init(collectionView: UICollectionView, applyUpdatesAsync: Bool = false, contextObjects: AnyObject...) {
    |                               `- error: 'UICollectionView' is unavailable in watchOS
 44 |     precondition(collectionView.collectionViewLayout is UICollectionViewFlowLayout)
 45 |     self.collectionView = collectionView
/Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS27.0.sdk/System/Library/Frameworks/UIKit.framework/Headers/UICollectionView.h:362:12: note: 'UICollectionView' has been explicitly marked unavailable here
360 |
361 | UIKIT_EXTERN API_AVAILABLE(ios(6.0)) API_UNAVAILABLE(watchos) NS_SWIFT_UI_ACTOR
362 | @interface UICollectionView : UIScrollView <UIDataSourceTranslating>
    |            `- note: 'UICollectionView' has been explicitly marked unavailable here
363 |
364 | - (instancetype)initWithFrame:(CGRect)frame collectionViewLayout:(UICollectionViewLayout *)layout NS_DESIGNATED_INITIALIZER;
/Users/admin/builder/spi-builder-workspace/Sources/ListDiffDataSource.swift:200:23: error: 'UICollectionView' is unavailable in watchOS
198 |
199 |   public func collectionView(
200 |     _ collectionView: UICollectionView,
    |                       `- error: 'UICollectionView' is unavailable in watchOS
201 |     numberOfItemsInSection ListDiff: Int
202 |   ) -> Int {
/Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS27.0.sdk/System/Library/Frameworks/UIKit.framework/Headers/UICollectionView.h:362:12: note: 'UICollectionView' has been explicitly marked unavailable here
360 |
361 | UIKIT_EXTERN API_AVAILABLE(ios(6.0)) API_UNAVAILABLE(watchos) NS_SWIFT_UI_ACTOR
362 | @interface UICollectionView : UIScrollView <UIDataSourceTranslating>
    |            `- note: 'UICollectionView' has been explicitly marked unavailable here
363 |
364 | - (instancetype)initWithFrame:(CGRect)frame collectionViewLayout:(UICollectionViewLayout *)layout NS_DESIGNATED_INITIALIZER;
/Users/admin/builder/spi-builder-workspace/Sources/ListDiffDataSource.swift:207:23: error: 'UICollectionView' is unavailable in watchOS
205 |
206 |   public func collectionView(
207 |     _ collectionView: UICollectionView,
    |                       `- error: 'UICollectionView' is unavailable in watchOS
208 |     cellForItemAt indexPath: IndexPath
209 |   ) -> UICollectionViewCell {
/Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS27.0.sdk/System/Library/Frameworks/UIKit.framework/Headers/UICollectionView.h:362:12: note: 'UICollectionView' has been explicitly marked unavailable here
360 |
361 | UIKIT_EXTERN API_AVAILABLE(ios(6.0)) API_UNAVAILABLE(watchos) NS_SWIFT_UI_ACTOR
362 | @interface UICollectionView : UIScrollView <UIDataSourceTranslating>
    |            `- note: 'UICollectionView' has been explicitly marked unavailable here
363 |
364 | - (instancetype)initWithFrame:(CGRect)frame collectionViewLayout:(UICollectionViewLayout *)layout NS_DESIGNATED_INITIALIZER;
/Users/admin/builder/spi-builder-workspace/Sources/ListDiffDataSource.swift:209:8: error: 'UICollectionViewCell' is unavailable in watchOS
207 |     _ collectionView: UICollectionView,
208 |     cellForItemAt indexPath: IndexPath
209 |   ) -> UICollectionViewCell {
    |        `- error: 'UICollectionViewCell' is unavailable in watchOS
210 |     let viewDataModel = viewDataModels[indexPath.item]
211 |     let reuseIdentifier = viewDataModel.controllerType.cellType.reuseIdentifier
/Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS27.0.sdk/System/Library/Frameworks/UIKit.framework/Headers/UICollectionViewCell.h:65:12: note: 'UICollectionViewCell' has been explicitly marked unavailable here
 63 |
 64 | UIKIT_EXTERN API_AVAILABLE(ios(6.0)) API_UNAVAILABLE(watchos) NS_SWIFT_UI_ACTOR
 65 | @interface UICollectionViewCell : UICollectionReusableView
    |            `- note: 'UICollectionViewCell' has been explicitly marked unavailable here
 66 |
 67 | /// Returns the current configuration state for the cell.
/Users/admin/builder/spi-builder-workspace/Sources/ListDiffDataSource.swift:197:31: error: 'UICollectionViewDataSource' is unavailable in watchOS
195 | }
196 |
197 | extension ListDiffDataSource: UICollectionViewDataSource {
    |                               `- error: 'UICollectionViewDataSource' is unavailable in watchOS
198 |
199 |   public func collectionView(
/Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS27.0.sdk/System/Library/Frameworks/UIKit.framework/Headers/UICollectionView.h:73:11: note: 'UICollectionViewDataSource' has been explicitly marked unavailable here
 71 |
 72 | API_UNAVAILABLE(watchos) NS_SWIFT_UI_ACTOR
 73 | @protocol UICollectionViewDataSource <NSObject>
    |           `- note: 'UICollectionViewDataSource' has been explicitly marked unavailable here
 74 | @required
 75 |
/Users/admin/builder/spi-builder-workspace/Sources/ListDiffDataSource.swift:235:49: error: 'UIScrollView' is unavailable in watchOS
233 | extension ListDiffDataSource: UICollectionViewDelegate {
234 |
235 |   public func scrollViewDidScroll(_ scrollView: UIScrollView) {
    |                                                 `- error: 'UIScrollView' is unavailable in watchOS
236 |     let time = CACurrentMediaTime()
237 |     if time - lastAppearanceUpdateTime > cellAppearanceUpdateInterval {
/Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS27.0.sdk/System/Library/Frameworks/UIKit.framework/Headers/UIScrollView.h:87:12: note: 'UIScrollView' has been explicitly marked unavailable here
 85 |
 86 | UIKIT_EXTERN API_AVAILABLE(ios(2.0)) API_UNAVAILABLE(watchos) NS_SWIFT_UI_ACTOR
 87 | @interface UIScrollView : UIView <NSCoding, UIFocusItemScrollableContainer>
    |            `- note: 'UIScrollView' has been explicitly marked unavailable here
 88 |
 89 | @property(nonatomic)         CGPoint                      contentOffset;                  // default CGPointZero
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/ListDiffDataSource.swift (in target 'ListDiffUI' from project 'ListDiffUI')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    builtin-SwiftPerFileCompile ListDiffDataSource.swift
/Users/admin/builder/spi-builder-workspace/Sources/ListDiffDataSource.swift:244:57: error: 'UIScrollView' is unavailable in watchOS
242 |   }
243 |
244 |   public func scrollViewWillBeginDragging(_ scrollView: UIScrollView) {
    |                                                         `- error: 'UIScrollView' is unavailable in watchOS
245 |     updateCellAppearance()
246 |     collectionViewDelegate?.scrollViewWillBeginDragging?(scrollView)
/Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS27.0.sdk/System/Library/Frameworks/UIKit.framework/Headers/UIScrollView.h:87:12: note: 'UIScrollView' has been explicitly marked unavailable here
 85 |
 86 | UIKIT_EXTERN API_AVAILABLE(ios(2.0)) API_UNAVAILABLE(watchos) NS_SWIFT_UI_ACTOR
 87 | @interface UIScrollView : UIView <NSCoding, UIFocusItemScrollableContainer>
    |            `- note: 'UIScrollView' has been explicitly marked unavailable here
 88 |
 89 | @property(nonatomic)         CGPoint                      contentOffset;                  // default CGPointZero
/Users/admin/builder/spi-builder-workspace/Sources/ListDiffDataSource.swift:250:19: error: 'UIScrollView' is unavailable in watchOS
248 |
249 |   public func scrollViewDidEndDragging(
250 |     _ scrollView: UIScrollView,
    |                   `- error: 'UIScrollView' is unavailable in watchOS
251 |     willDecelerate decelerate: Bool
252 |   ) {
/Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS27.0.sdk/System/Library/Frameworks/UIKit.framework/Headers/UIScrollView.h:87:12: note: 'UIScrollView' has been explicitly marked unavailable here
 85 |
 86 | UIKIT_EXTERN API_AVAILABLE(ios(2.0)) API_UNAVAILABLE(watchos) NS_SWIFT_UI_ACTOR
 87 | @interface UIScrollView : UIView <NSCoding, UIFocusItemScrollableContainer>
    |            `- note: 'UIScrollView' has been explicitly marked unavailable here
 88 |
 89 | @property(nonatomic)         CGPoint                      contentOffset;                  // default CGPointZero
/Users/admin/builder/spi-builder-workspace/Sources/ListDiffDataSource.swift:257:58: error: 'UIScrollView' is unavailable in watchOS
255 |   }
256 |
257 |   public func scrollViewDidEndDecelerating(_ scrollView: UIScrollView) {
    |                                                          `- error: 'UIScrollView' is unavailable in watchOS
258 |     updateCellAppearance()
259 |     collectionViewDelegate?.scrollViewDidEndDecelerating?(scrollView)
/Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS27.0.sdk/System/Library/Frameworks/UIKit.framework/Headers/UIScrollView.h:87:12: note: 'UIScrollView' has been explicitly marked unavailable here
 85 |
 86 | UIKIT_EXTERN API_AVAILABLE(ios(2.0)) API_UNAVAILABLE(watchos) NS_SWIFT_UI_ACTOR
 87 | @interface UIScrollView : UIView <NSCoding, UIFocusItemScrollableContainer>
    |            `- note: 'UIScrollView' has been explicitly marked unavailable here
 88 |
 89 | @property(nonatomic)         CGPoint                      contentOffset;                  // default CGPointZero
/Users/admin/builder/spi-builder-workspace/Sources/ListDiffDataSource.swift:233:31: error: 'UICollectionViewDelegate' is unavailable in watchOS
231 | }
232 |
233 | extension ListDiffDataSource: UICollectionViewDelegate {
    |                               `- error: 'UICollectionViewDelegate' is unavailable in watchOS
234 |
235 |   public func scrollViewDidScroll(_ scrollView: UIScrollView) {
/Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS27.0.sdk/System/Library/Frameworks/UIKit.framework/Headers/UICollectionView.h:114:11: note: 'UICollectionViewDelegate' has been explicitly marked unavailable here
112 |
113 | API_UNAVAILABLE(watchos) NS_SWIFT_UI_ACTOR
114 | @protocol UICollectionViewDelegate <UIScrollViewDelegate>
    |           `- note: 'UICollectionViewDelegate' has been explicitly marked unavailable here
115 | @optional
116 |
/Users/admin/builder/spi-builder-workspace/Sources/ListDiffDataSource.swift:266:23: error: 'UICollectionView' is unavailable in watchOS
264 |
265 |   public func collectionView(
266 |     _ collectionView: UICollectionView,
    |                       `- error: 'UICollectionView' is unavailable in watchOS
267 |     layout collectionViewLayout: UICollectionViewLayout,
268 |     sizeForItemAt indexPath: IndexPath
/Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS27.0.sdk/System/Library/Frameworks/UIKit.framework/Headers/UICollectionView.h:362:12: note: 'UICollectionView' has been explicitly marked unavailable here
360 |
361 | UIKIT_EXTERN API_AVAILABLE(ios(6.0)) API_UNAVAILABLE(watchos) NS_SWIFT_UI_ACTOR
362 | @interface UICollectionView : UIScrollView <UIDataSourceTranslating>
    |            `- note: 'UICollectionView' has been explicitly marked unavailable here
363 |
364 | - (instancetype)initWithFrame:(CGRect)frame collectionViewLayout:(UICollectionViewLayout *)layout NS_DESIGNATED_INITIALIZER;
/Users/admin/builder/spi-builder-workspace/Sources/ListDiffDataSource.swift:267:34: error: 'UICollectionViewLayout' is unavailable in watchOS
265 |   public func collectionView(
266 |     _ collectionView: UICollectionView,
267 |     layout collectionViewLayout: UICollectionViewLayout,
    |                                  `- error: 'UICollectionViewLayout' is unavailable in watchOS
268 |     sizeForItemAt indexPath: IndexPath
269 |   ) -> CGSize {
/Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS27.0.sdk/System/Library/Frameworks/UIKit.framework/Headers/UICollectionViewLayout.h:89:12: note: 'UICollectionViewLayout' has been explicitly marked unavailable here
 87 |
 88 | UIKIT_EXTERN API_AVAILABLE(ios(6.0)) API_UNAVAILABLE(watchos) NS_SWIFT_UI_ACTOR
 89 | @interface UICollectionViewLayout : NSObject <NSCoding>
    |            `- note: 'UICollectionViewLayout' has been explicitly marked unavailable here
 90 |
 91 | - (instancetype)init NS_DESIGNATED_INITIALIZER;
/Users/admin/builder/spi-builder-workspace/Sources/ListDiffDataSource.swift:263:31: error: 'UICollectionViewDelegateFlowLayout' is unavailable in watchOS
261 | }
262 |
263 | extension ListDiffDataSource: UICollectionViewDelegateFlowLayout {
    |                               `- error: 'UICollectionViewDelegateFlowLayout' is unavailable in watchOS
264 |
265 |   public func collectionView(
/Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS27.0.sdk/System/Library/Frameworks/UIKit.framework/Headers/UICollectionViewFlowLayout.h:33:11: note: 'UICollectionViewDelegateFlowLayout' has been explicitly marked unavailable here
31 |
32 | API_UNAVAILABLE(watchos) NS_SWIFT_UI_ACTOR
33 | @protocol UICollectionViewDelegateFlowLayout <UICollectionViewDelegate>
   |           `- note: 'UICollectionViewDelegateFlowLayout' has been explicitly marked unavailable here
34 | @optional
35 |
/Users/admin/builder/spi-builder-workspace/Sources/ListDiffDataSource.swift:44:57: error: 'UICollectionViewFlowLayout' is unavailable in watchOS
 42 |   ///
 43 |   public init(collectionView: UICollectionView, applyUpdatesAsync: Bool = false, contextObjects: AnyObject...) {
 44 |     precondition(collectionView.collectionViewLayout is UICollectionViewFlowLayout)
    |                                                         `- error: 'UICollectionViewFlowLayout' is unavailable in watchOS
 45 |     self.collectionView = collectionView
 46 |     self.applyUpdatesAsync = applyUpdatesAsync
/Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS27.0.sdk/System/Library/Frameworks/UIKit.framework/Headers/UICollectionViewFlowLayout.h:46:12: note: 'UICollectionViewFlowLayout' has been explicitly marked unavailable here
44 |
45 | UIKIT_EXTERN API_AVAILABLE(ios(6.0)) API_UNAVAILABLE(watchos) NS_SWIFT_UI_ACTOR
46 | @interface UICollectionViewFlowLayout : UICollectionViewLayout
   |            `- note: 'UICollectionViewFlowLayout' has been explicitly marked unavailable here
47 |
48 | @property (nonatomic) CGFloat minimumLineSpacing;
SwiftCompile normal arm64 Compiling\ ListViewModel.swift /Users/admin/builder/spi-builder-workspace/Sources/ListViewModel.swift (in target 'ListDiffUI' from project 'ListDiffUI')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/ListViewModel.swift (in target 'ListDiffUI' from project 'ListDiffUI')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    builtin-SwiftPerFileCompile ListViewModel.swift
SwiftEmitModule normal arm64 Emitting\ module\ for\ ListDiffUI (in target 'ListDiffUI' from project 'ListDiffUI')
/Users/admin/builder/spi-builder-workspace/Sources/ListCell.swift:5:22: error: 'UICollectionViewCell' is unavailable in watchOS
 3 | /// Cell class that extends from UICollectionViewCell.
 4 | ///
 5 | open class ListCell: UICollectionViewCell {
   |                      `- error: 'UICollectionViewCell' is unavailable in watchOS
 6 |
 7 |   class var reuseIdentifier: String {
/Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS27.0.sdk/System/Library/Frameworks/UIKit.framework/Headers/UICollectionViewCell.h:65:12: note: 'UICollectionViewCell' has been explicitly marked unavailable here
 63 |
 64 | UIKIT_EXTERN API_AVAILABLE(ios(6.0)) API_UNAVAILABLE(watchos) NS_SWIFT_UI_ACTOR
 65 | @interface UICollectionViewCell : UICollectionReusableView
    |            `- note: 'UICollectionViewCell' has been explicitly marked unavailable here
 66 |
 67 | /// Returns the current configuration state for the cell.
/Users/admin/builder/spi-builder-workspace/Sources/ListCellController.swift:233:34: error: 'UICollectionViewCell' is unavailable in watchOS
231 |   var anyDelegate: WeakAnyObject
232 |
233 |   var layoutInvalidateHandler: ((UICollectionViewCell) -> Void)?
    |                                  `- error: 'UICollectionViewCell' is unavailable in watchOS
234 |
235 |   required public init(
/Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS27.0.sdk/System/Library/Frameworks/UIKit.framework/Headers/UICollectionViewCell.h:65:12: note: 'UICollectionViewCell' has been explicitly marked unavailable here
 63 |
 64 | UIKIT_EXTERN API_AVAILABLE(ios(6.0)) API_UNAVAILABLE(watchos) NS_SWIFT_UI_ACTOR
 65 | @interface UICollectionViewCell : UICollectionReusableView
    |            `- note: 'UICollectionViewCell' has been explicitly marked unavailable here
 66 |
 67 | /// Returns the current configuration state for the cell.
/Users/admin/builder/spi-builder-workspace/Sources/ListDiffDataSource.swift:19:43: error: 'UICollectionViewDelegate' is unavailable in watchOS
 17 |   /// If you need to be the delegate of the UICollectionView as well, set your instance as the collectionViewDelegate instead.
 18 |   ///
 19 |   public weak var collectionViewDelegate: UICollectionViewDelegate?
    |                                           `- error: 'UICollectionViewDelegate' is unavailable in watchOS
 20 |
 21 |   private let collectionView: UICollectionView
/Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS27.0.sdk/System/Library/Frameworks/UIKit.framework/Headers/UICollectionView.h:114:11: note: 'UICollectionViewDelegate' has been explicitly marked unavailable here
112 |
113 | API_UNAVAILABLE(watchos) NS_SWIFT_UI_ACTOR
114 | @protocol UICollectionViewDelegate <UIScrollViewDelegate>
    |           `- note: 'UICollectionViewDelegate' has been explicitly marked unavailable here
115 | @optional
116 |
/Users/admin/builder/spi-builder-workspace/Sources/ListDiffDataSource.swift:21:31: error: 'UICollectionView' is unavailable in watchOS
 19 |   public weak var collectionViewDelegate: UICollectionViewDelegate?
 20 |
 21 |   private let collectionView: UICollectionView
    |                               `- error: 'UICollectionView' is unavailable in watchOS
 22 |   private let context: ListDiffContext
 23 |   private let queue: DispatchQueue
/Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS27.0.sdk/System/Library/Frameworks/UIKit.framework/Headers/UICollectionView.h:362:12: note: 'UICollectionView' has been explicitly marked unavailable here
360 |
361 | UIKIT_EXTERN API_AVAILABLE(ios(6.0)) API_UNAVAILABLE(watchos) NS_SWIFT_UI_ACTOR
362 | @interface UICollectionView : UIScrollView <UIDataSourceTranslating>
    |            `- note: 'UICollectionView' has been explicitly marked unavailable here
363 |
364 | - (instancetype)initWithFrame:(CGRect)frame collectionViewLayout:(UICollectionViewLayout *)layout NS_DESIGNATED_INITIALIZER;
/Users/admin/builder/spi-builder-workspace/Sources/ListDiffDataSource.swift:43:31: error: 'UICollectionView' is unavailable in watchOS
 41 |   ///     This is a way to pass in dependencies (e.g. logger) so that you don't have to piggyback them on ViewModels.
 42 |   ///
 43 |   public init(collectionView: UICollectionView, applyUpdatesAsync: Bool = false, contextObjects: AnyObject...) {
    |                               `- error: 'UICollectionView' is unavailable in watchOS
 44 |     precondition(collectionView.collectionViewLayout is UICollectionViewFlowLayout)
 45 |     self.collectionView = collectionView
/Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS27.0.sdk/System/Library/Frameworks/UIKit.framework/Headers/UICollectionView.h:362:12: note: 'UICollectionView' has been explicitly marked unavailable here
360 |
361 | UIKIT_EXTERN API_AVAILABLE(ios(6.0)) API_UNAVAILABLE(watchos) NS_SWIFT_UI_ACTOR
362 | @interface UICollectionView : UIScrollView <UIDataSourceTranslating>
    |            `- note: 'UICollectionView' has been explicitly marked unavailable here
363 |
364 | - (instancetype)initWithFrame:(CGRect)frame collectionViewLayout:(UICollectionViewLayout *)layout NS_DESIGNATED_INITIALIZER;
/Users/admin/builder/spi-builder-workspace/Sources/ListDiffDataSource.swift:200:23: error: 'UICollectionView' is unavailable in watchOS
198 |
199 |   public func collectionView(
200 |     _ collectionView: UICollectionView,
    |                       `- error: 'UICollectionView' is unavailable in watchOS
201 |     numberOfItemsInSection ListDiff: Int
202 |   ) -> Int {
/Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS27.0.sdk/System/Library/Frameworks/UIKit.framework/Headers/UICollectionView.h:362:12: note: 'UICollectionView' has been explicitly marked unavailable here
360 |
361 | UIKIT_EXTERN API_AVAILABLE(ios(6.0)) API_UNAVAILABLE(watchos) NS_SWIFT_UI_ACTOR
362 | @interface UICollectionView : UIScrollView <UIDataSourceTranslating>
    |            `- note: 'UICollectionView' has been explicitly marked unavailable here
363 |
364 | - (instancetype)initWithFrame:(CGRect)frame collectionViewLayout:(UICollectionViewLayout *)layout NS_DESIGNATED_INITIALIZER;
/Users/admin/builder/spi-builder-workspace/Sources/ListDiffDataSource.swift:207:23: error: 'UICollectionView' is unavailable in watchOS
205 |
206 |   public func collectionView(
207 |     _ collectionView: UICollectionView,
    |                       `- error: 'UICollectionView' is unavailable in watchOS
208 |     cellForItemAt indexPath: IndexPath
209 |   ) -> UICollectionViewCell {
/Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS27.0.sdk/System/Library/Frameworks/UIKit.framework/Headers/UICollectionView.h:362:12: note: 'UICollectionView' has been explicitly marked unavailable here
360 |
361 | UIKIT_EXTERN API_AVAILABLE(ios(6.0)) API_UNAVAILABLE(watchos) NS_SWIFT_UI_ACTOR
362 | @interface UICollectionView : UIScrollView <UIDataSourceTranslating>
    |            `- note: 'UICollectionView' has been explicitly marked unavailable here
363 |
364 | - (instancetype)initWithFrame:(CGRect)frame collectionViewLayout:(UICollectionViewLayout *)layout NS_DESIGNATED_INITIALIZER;
/Users/admin/builder/spi-builder-workspace/Sources/ListDiffDataSource.swift:209:8: error: 'UICollectionViewCell' is unavailable in watchOS
207 |     _ collectionView: UICollectionView,
208 |     cellForItemAt indexPath: IndexPath
209 |   ) -> UICollectionViewCell {
    |        `- error: 'UICollectionViewCell' is unavailable in watchOS
210 |     let viewDataModel = viewDataModels[indexPath.item]
211 |     let reuseIdentifier = viewDataModel.controllerType.cellType.reuseIdentifier
/Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS27.0.sdk/System/Library/Frameworks/UIKit.framework/Headers/UICollectionViewCell.h:65:12: note: 'UICollectionViewCell' has been explicitly marked unavailable here
 63 |
 64 | UIKIT_EXTERN API_AVAILABLE(ios(6.0)) API_UNAVAILABLE(watchos) NS_SWIFT_UI_ACTOR
 65 | @interface UICollectionViewCell : UICollectionReusableView
    |            `- note: 'UICollectionViewCell' has been explicitly marked unavailable here
 66 |
 67 | /// Returns the current configuration state for the cell.
/Users/admin/builder/spi-builder-workspace/Sources/ListDiffDataSource.swift:197:31: error: 'UICollectionViewDataSource' is unavailable in watchOS
195 | }
196 |
197 | extension ListDiffDataSource: UICollectionViewDataSource {
    |                               `- error: 'UICollectionViewDataSource' is unavailable in watchOS
198 |
199 |   public func collectionView(
/Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS27.0.sdk/System/Library/Frameworks/UIKit.framework/Headers/UICollectionView.h:73:11: note: 'UICollectionViewDataSource' has been explicitly marked unavailable here
 71 |
 72 | API_UNAVAILABLE(watchos) NS_SWIFT_UI_ACTOR
 73 | @protocol UICollectionViewDataSource <NSObject>
    |           `- note: 'UICollectionViewDataSource' has been explicitly marked unavailable here
 74 | @required
 75 |
/Users/admin/builder/spi-builder-workspace/Sources/ListDiffDataSource.swift:235:49: error: 'UIScrollView' is unavailable in watchOS
233 | extension ListDiffDataSource: UICollectionViewDelegate {
234 |
235 |   public func scrollViewDidScroll(_ scrollView: UIScrollView) {
    |                                                 `- error: 'UIScrollView' is unavailable in watchOS
236 |     let time = CACurrentMediaTime()
237 |     if time - lastAppearanceUpdateTime > cellAppearanceUpdateInterval {
/Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS27.0.sdk/System/Library/Frameworks/UIKit.framework/Headers/UIScrollView.h:87:12: note: 'UIScrollView' has been explicitly marked unavailable here
 85 |
 86 | UIKIT_EXTERN API_AVAILABLE(ios(2.0)) API_UNAVAILABLE(watchos) NS_SWIFT_UI_ACTOR
 87 | @interface UIScrollView : UIView <NSCoding, UIFocusItemScrollableContainer>
    |            `- note: 'UIScrollView' has been explicitly marked unavailable here
 88 |
 89 | @property(nonatomic)         CGPoint                      contentOffset;                  // default CGPointZero
/Users/admin/builder/spi-builder-workspace/Sources/ListDiffDataSource.swift:244:57: error: 'UIScrollView' is unavailable in watchOS
242 |   }
243 |
244 |   public func scrollViewWillBeginDragging(_ scrollView: UIScrollView) {
    |                                                         `- error: 'UIScrollView' is unavailable in watchOS
245 |     updateCellAppearance()
246 |     collectionViewDelegate?.scrollViewWillBeginDragging?(scrollView)
/Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS27.0.sdk/System/Library/Frameworks/UIKit.framework/Headers/UIScrollView.h:87:12: note: 'UIScrollView' has been explicitly marked unavailable here
 85 |
 86 | UIKIT_EXTERN API_AVAILABLE(ios(2.0)) API_UNAVAILABLE(watchos) NS_SWIFT_UI_ACTOR
 87 | @interface UIScrollView : UIView <NSCoding, UIFocusItemScrollableContainer>
    |            `- note: 'UIScrollView' has been explicitly marked unavailable here
 88 |
 89 | @property(nonatomic)         CGPoint                      contentOffset;                  // default CGPointZero
/Users/admin/builder/spi-builder-workspace/Sources/ListDiffDataSource.swift:250:19: error: 'UIScrollView' is unavailable in watchOS
248 |
249 |   public func scrollViewDidEndDragging(
250 |     _ scrollView: UIScrollView,
    |                   `- error: 'UIScrollView' is unavailable in watchOS
251 |     willDecelerate decelerate: Bool
252 |   ) {
/Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS27.0.sdk/System/Library/Frameworks/UIKit.framework/Headers/UIScrollView.h:87:12: note: 'UIScrollView' has been explicitly marked unavailable here
 85 |
 86 | UIKIT_EXTERN API_AVAILABLE(ios(2.0)) API_UNAVAILABLE(watchos) NS_SWIFT_UI_ACTOR
 87 | @interface UIScrollView : UIView <NSCoding, UIFocusItemScrollableContainer>
    |            `- note: 'UIScrollView' has been explicitly marked unavailable here
 88 |
 89 | @property(nonatomic)         CGPoint                      contentOffset;                  // default CGPointZero
/Users/admin/builder/spi-builder-workspace/Sources/ListDiffDataSource.swift:257:58: error: 'UIScrollView' is unavailable in watchOS
255 |   }
256 |
257 |   public func scrollViewDidEndDecelerating(_ scrollView: UIScrollView) {
    |                                                          `- error: 'UIScrollView' is unavailable in watchOS
258 |     updateCellAppearance()
259 |     collectionViewDelegate?.scrollViewDidEndDecelerating?(scrollView)
/Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS27.0.sdk/System/Library/Frameworks/UIKit.framework/Headers/UIScrollView.h:87:12: note: 'UIScrollView' has been explicitly marked unavailable here
 85 |
 86 | UIKIT_EXTERN API_AVAILABLE(ios(2.0)) API_UNAVAILABLE(watchos) NS_SWIFT_UI_ACTOR
 87 | @interface UIScrollView : UIView <NSCoding, UIFocusItemScrollableContainer>
    |            `- note: 'UIScrollView' has been explicitly marked unavailable here
 88 |
 89 | @property(nonatomic)         CGPoint                      contentOffset;                  // default CGPointZero
/Users/admin/builder/spi-builder-workspace/Sources/ListDiffDataSource.swift:233:31: error: 'UICollectionViewDelegate' is unavailable in watchOS
231 | }
232 |
233 | extension ListDiffDataSource: UICollectionViewDelegate {
    |                               `- error: 'UICollectionViewDelegate' is unavailable in watchOS
234 |
235 |   public func scrollViewDidScroll(_ scrollView: UIScrollView) {
/Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS27.0.sdk/System/Library/Frameworks/UIKit.framework/Headers/UICollectionView.h:114:11: note: 'UICollectionViewDelegate' has been explicitly marked unavailable here
112 |
113 | API_UNAVAILABLE(watchos) NS_SWIFT_UI_ACTOR
114 | @protocol UICollectionViewDelegate <UIScrollViewDelegate>
    |           `- note: 'UICollectionViewDelegate' has been explicitly marked unavailable here
115 | @optional
116 |
/Users/admin/builder/spi-builder-workspace/Sources/ListDiffDataSource.swift:266:23: error: 'UICollectionView' is unavailable in watchOS
264 |
265 |   public func collectionView(
266 |     _ collectionView: UICollectionView,
    |                       `- error: 'UICollectionView' is unavailable in watchOS
267 |     layout collectionViewLayout: UICollectionViewLayout,
268 |     sizeForItemAt indexPath: IndexPath
/Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS27.0.sdk/System/Library/Frameworks/UIKit.framework/Headers/UICollectionView.h:362:12: note: 'UICollectionView' has been explicitly marked unavailable here
360 |
361 | UIKIT_EXTERN API_AVAILABLE(ios(6.0)) API_UNAVAILABLE(watchos) NS_SWIFT_UI_ACTOR
362 | @interface UICollectionView : UIScrollView <UIDataSourceTranslating>
    |            `- note: 'UICollectionView' has been explicitly marked unavailable here
363 |
364 | - (instancetype)initWithFrame:(CGRect)frame collectionViewLayout:(UICollectionViewLayout *)layout NS_DESIGNATED_INITIALIZER;
/Users/admin/builder/spi-builder-workspace/Sources/ListDiffDataSource.swift:267:34: error: 'UICollectionViewLayout' is unavailable in watchOS
265 |   public func collectionView(
266 |     _ collectionView: UICollectionView,
267 |     layout collectionViewLayout: UICollectionViewLayout,
    |                                  `- error: 'UICollectionViewLayout' is unavailable in watchOS
268 |     sizeForItemAt indexPath: IndexPath
269 |   ) -> CGSize {
/Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS27.0.sdk/System/Library/Frameworks/UIKit.framework/Headers/UICollectionViewLayout.h:89:12: note: 'UICollectionViewLayout' has been explicitly marked unavailable here
 87 |
 88 | UIKIT_EXTERN API_AVAILABLE(ios(6.0)) API_UNAVAILABLE(watchos) NS_SWIFT_UI_ACTOR
 89 | @interface UICollectionViewLayout : NSObject <NSCoding>
    |            `- note: 'UICollectionViewLayout' has been explicitly marked unavailable here
 90 |
 91 | - (instancetype)init NS_DESIGNATED_INITIALIZER;
/Users/admin/builder/spi-builder-workspace/Sources/ListDiffDataSource.swift:263:31: error: 'UICollectionViewDelegateFlowLayout' is unavailable in watchOS
261 | }
262 |
263 | extension ListDiffDataSource: UICollectionViewDelegateFlowLayout {
    |                               `- error: 'UICollectionViewDelegateFlowLayout' is unavailable in watchOS
264 |
265 |   public func collectionView(
/Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS27.0.sdk/System/Library/Frameworks/UIKit.framework/Headers/UICollectionViewFlowLayout.h:33:11: note: 'UICollectionViewDelegateFlowLayout' has been explicitly marked unavailable here
31 |
32 | API_UNAVAILABLE(watchos) NS_SWIFT_UI_ACTOR
33 | @protocol UICollectionViewDelegateFlowLayout <UICollectionViewDelegate>
   |           `- note: 'UICollectionViewDelegateFlowLayout' has been explicitly marked unavailable here
34 | @optional
35 |
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/ListCell.swift /Users/admin/builder/spi-builder-workspace/Sources/ListCellController.swift /Users/admin/builder/spi-builder-workspace/Sources/ListDiffContext.swift /Users/admin/builder/spi-builder-workspace/Sources/ListDiffDataSource.swift /Users/admin/builder/spi-builder-workspace/Sources/ListSection.swift /Users/admin/builder/spi-builder-workspace/Sources/ListViewModel.swift /Users/admin/builder/spi-builder-workspace/Sources/ListViewState.swift -target arm64-apple-watchos9.0 -disable-cross-import-overlay-search -load-resolved-plugin /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/WatchOS.platform/Developer/usr/lib/swift/host/plugins/libFoundationMacros.dylib\#/Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/WatchOS.platform/Developer/usr/bin/swift-plugin-server\#FoundationMacros -load-resolved-plugin /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/WatchOS.platform/Developer/usr/lib/swift/host/plugins/libObservationMacros.dylib\#/Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/WatchOS.platform/Developer/usr/bin/swift-plugin-server\#ObservationMacros -load-resolved-plugin /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/WatchOS.platform/Developer/usr/lib/swift/host/plugins/libSwiftMacros.dylib\#/Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/WatchOS.platform/Developer/usr/bin/swift-plugin-server\#SwiftMacros -load-resolved-plugin /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/WatchOS.platform/Developer/usr/lib/swift/host/plugins/libSwiftUIMacros.dylib\#/Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/WatchOS.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/.derivedData/Build/Intermediates.noindex/ListDiffUI.build/Debug-watchos/ListDiffUI-t.build/Objects-normal/arm64/ListDiffUI-dependencies-2.json -Xllvm -aarch64-use-tbi -enable-objc-interop -stack-check -sdk /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS27.0.sdk -I /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-watchos -Isystem /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/WatchOS.platform/Developer/usr/lib -F /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-watchos/PackageFrameworks -F /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-watchos -F /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/WatchOS.platform/Developer/Library/Frameworks -F /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS27.0.sdk/Developer/Library/Frameworks -module-cache-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SwiftExplicitPrecompiledModules -no-color-diagnostics -Xcc -fno-color-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/.derivedData/ModuleCache.noindex/Session.modulevalidation -Xcc -working-directory -Xcc /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode -enable-anonymous-context-mangled-names -file-compilation-dir /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode -Xcc -D_LIBCPP_HARDENING_MODE\=_LIBCPP_HARDENING_MODE_DEBUG -Xcc -ivfsstatcache -Xcc /Users/admin/builder/spi-builder-workspace/.derivedData/SDKStatCaches.noindex/watchos27.0-24R360-e829b21a6f8c9b70876ba0858053c04477534ef55a1706bf4c1112bbb242f0a2.sdkstatcache -Xcc -fmodules-prune-interval\=86400 -Xcc -fmodules-prune-after\=345600 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-watchos/include -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ListDiffUI.build/Debug-watchos/ListDiffUI-t.build/DerivedSources-normal/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ListDiffUI.build/Debug-watchos/ListDiffUI-t.build/DerivedSources/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ListDiffUI.build/Debug-watchos/ListDiffUI-t.build/DerivedSources -Xcc -DSWIFT_PACKAGE -Xcc -DDEBUG\=1 -no-auto-bridging-header-chaining -module-name ListDiffUI -const-gather-protocols-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ListDiffUI.build/Debug-watchos/ListDiffUI-t.build/Objects-normal/arm64/ListDiffUI_const_extract_protocols.json -disable-clang-spi -clang-target arm64-apple-watchos27.0 -target-sdk-version 27.0 -target-sdk-name watchos27.0 -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/.derivedData/Build/Intermediates.noindex/ListDiffUI.build/Debug-watchos/ListDiffUI-t.build/Objects-normal/arm64/ListDiffUI.swiftdoc -emit-module-source-info-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ListDiffUI.build/Debug-watchos/ListDiffUI-t.build/Objects-normal/arm64/ListDiffUI.swiftsourceinfo -emit-objc-header-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ListDiffUI.build/Debug-watchos/ListDiffUI-t.build/Objects-normal/arm64/ListDiffUI-Swift.h -serialize-diagnostics-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ListDiffUI.build/Debug-watchos/ListDiffUI-t.build/Objects-normal/arm64/ListDiffUI-primary-emit-module.dia -emit-dependencies-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ListDiffUI.build/Debug-watchos/ListDiffUI-t.build/Objects-normal/arm64/ListDiffUI-primary-emit-module.d -parse-as-library -o /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ListDiffUI.build/Debug-watchos/ListDiffUI-t.build/Objects-normal/arm64/ListDiffUI.swiftmodule -emit-abi-descriptor-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ListDiffUI.build/Debug-watchos/ListDiffUI-t.build/Objects-normal/arm64/ListDiffUI.abi.json
SwiftCompile normal arm64 (in target 'ListDiffUI' from project 'ListDiffUI')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

SwiftCompile normal arm64 Compiling\ ListSection.swift /Users/admin/builder/spi-builder-workspace/Sources/ListSection.swift (in target 'ListDiffUI' from project 'ListDiffUI')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/ListSection.swift (in target 'ListDiffUI' from project 'ListDiffUI')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    builtin-SwiftPerFileCompile ListSection.swift
SwiftCompile normal arm64 Compiling\ ListCell.swift /Users/admin/builder/spi-builder-workspace/Sources/ListCell.swift (in target 'ListDiffUI' from project 'ListDiffUI')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/ListCell.swift (in target 'ListDiffUI' from project 'ListDiffUI')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    builtin-SwiftPerFileCompile ListCell.swift
SwiftCompile normal arm64 Compiling\ ListViewState.swift /Users/admin/builder/spi-builder-workspace/Sources/ListViewState.swift (in target 'ListDiffUI' from project 'ListDiffUI')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/ListViewState.swift (in target 'ListDiffUI' from project 'ListDiffUI')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    builtin-SwiftPerFileCompile ListViewState.swift
SwiftCompile normal arm64 Compiling\ ListCellController.swift /Users/admin/builder/spi-builder-workspace/Sources/ListCellController.swift (in target 'ListDiffUI' from project 'ListDiffUI')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/ListCellController.swift (in target 'ListDiffUI' from project 'ListDiffUI')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    builtin-SwiftPerFileCompile ListCellController.swift
SwiftCompile normal arm64 Compiling\ ListDiffContext.swift /Users/admin/builder/spi-builder-workspace/Sources/ListDiffContext.swift (in target 'ListDiffUI' from project 'ListDiffUI')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/ListDiffContext.swift (in target 'ListDiffUI' from project 'ListDiffUI')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    builtin-SwiftPerFileCompile ListDiffContext.swift
SwiftEmitModule normal arm64_32 Emitting\ module\ for\ ListDiffUI (in target 'ListDiffUI' from project 'ListDiffUI')
/Users/admin/builder/spi-builder-workspace/Sources/ListCell.swift:5:22: error: 'UICollectionViewCell' is unavailable in watchOS
 3 | /// Cell class that extends from UICollectionViewCell.
 4 | ///
 5 | open class ListCell: UICollectionViewCell {
   |                      `- error: 'UICollectionViewCell' is unavailable in watchOS
 6 |
 7 |   class var reuseIdentifier: String {
/Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS27.0.sdk/System/Library/Frameworks/UIKit.framework/Headers/UICollectionViewCell.h:65:12: note: 'UICollectionViewCell' has been explicitly marked unavailable here
 63 |
 64 | UIKIT_EXTERN API_AVAILABLE(ios(6.0)) API_UNAVAILABLE(watchos) NS_SWIFT_UI_ACTOR
 65 | @interface UICollectionViewCell : UICollectionReusableView
    |            `- note: 'UICollectionViewCell' has been explicitly marked unavailable here
 66 |
 67 | /// Returns the current configuration state for the cell.
/Users/admin/builder/spi-builder-workspace/Sources/ListCellController.swift:233:34: error: 'UICollectionViewCell' is unavailable in watchOS
231 |   var anyDelegate: WeakAnyObject
232 |
233 |   var layoutInvalidateHandler: ((UICollectionViewCell) -> Void)?
    |                                  `- error: 'UICollectionViewCell' is unavailable in watchOS
234 |
235 |   required public init(
/Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS27.0.sdk/System/Library/Frameworks/UIKit.framework/Headers/UICollectionViewCell.h:65:12: note: 'UICollectionViewCell' has been explicitly marked unavailable here
 63 |
 64 | UIKIT_EXTERN API_AVAILABLE(ios(6.0)) API_UNAVAILABLE(watchos) NS_SWIFT_UI_ACTOR
 65 | @interface UICollectionViewCell : UICollectionReusableView
    |            `- note: 'UICollectionViewCell' has been explicitly marked unavailable here
 66 |
 67 | /// Returns the current configuration state for the cell.
/Users/admin/builder/spi-builder-workspace/Sources/ListDiffDataSource.swift:19:43: error: 'UICollectionViewDelegate' is unavailable in watchOS
 17 |   /// If you need to be the delegate of the UICollectionView as well, set your instance as the collectionViewDelegate instead.
 18 |   ///
 19 |   public weak var collectionViewDelegate: UICollectionViewDelegate?
    |                                           `- error: 'UICollectionViewDelegate' is unavailable in watchOS
 20 |
 21 |   private let collectionView: UICollectionView
/Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS27.0.sdk/System/Library/Frameworks/UIKit.framework/Headers/UICollectionView.h:114:11: note: 'UICollectionViewDelegate' has been explicitly marked unavailable here
112 |
113 | API_UNAVAILABLE(watchos) NS_SWIFT_UI_ACTOR
114 | @protocol UICollectionViewDelegate <UIScrollViewDelegate>
    |           `- note: 'UICollectionViewDelegate' has been explicitly marked unavailable here
115 | @optional
116 |
/Users/admin/builder/spi-builder-workspace/Sources/ListDiffDataSource.swift:21:31: error: 'UICollectionView' is unavailable in watchOS
 19 |   public weak var collectionViewDelegate: UICollectionViewDelegate?
 20 |
 21 |   private let collectionView: UICollectionView
    |                               `- error: 'UICollectionView' is unavailable in watchOS
 22 |   private let context: ListDiffContext
 23 |   private let queue: DispatchQueue
/Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS27.0.sdk/System/Library/Frameworks/UIKit.framework/Headers/UICollectionView.h:362:12: note: 'UICollectionView' has been explicitly marked unavailable here
360 |
361 | UIKIT_EXTERN API_AVAILABLE(ios(6.0)) API_UNAVAILABLE(watchos) NS_SWIFT_UI_ACTOR
362 | @interface UICollectionView : UIScrollView <UIDataSourceTranslating>
    |            `- note: 'UICollectionView' has been explicitly marked unavailable here
363 |
364 | - (instancetype)initWithFrame:(CGRect)frame collectionViewLayout:(UICollectionViewLayout *)layout NS_DESIGNATED_INITIALIZER;
/Users/admin/builder/spi-builder-workspace/Sources/ListDiffDataSource.swift:43:31: error: 'UICollectionView' is unavailable in watchOS
 41 |   ///     This is a way to pass in dependencies (e.g. logger) so that you don't have to piggyback them on ViewModels.
 42 |   ///
 43 |   public init(collectionView: UICollectionView, applyUpdatesAsync: Bool = false, contextObjects: AnyObject...) {
    |                               `- error: 'UICollectionView' is unavailable in watchOS
 44 |     precondition(collectionView.collectionViewLayout is UICollectionViewFlowLayout)
 45 |     self.collectionView = collectionView
/Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS27.0.sdk/System/Library/Frameworks/UIKit.framework/Headers/UICollectionView.h:362:12: note: 'UICollectionView' has been explicitly marked unavailable here
360 |
361 | UIKIT_EXTERN API_AVAILABLE(ios(6.0)) API_UNAVAILABLE(watchos) NS_SWIFT_UI_ACTOR
362 | @interface UICollectionView : UIScrollView <UIDataSourceTranslating>
    |            `- note: 'UICollectionView' has been explicitly marked unavailable here
363 |
364 | - (instancetype)initWithFrame:(CGRect)frame collectionViewLayout:(UICollectionViewLayout *)layout NS_DESIGNATED_INITIALIZER;
/Users/admin/builder/spi-builder-workspace/Sources/ListDiffDataSource.swift:200:23: error: 'UICollectionView' is unavailable in watchOS
198 |
199 |   public func collectionView(
200 |     _ collectionView: UICollectionView,
    |                       `- error: 'UICollectionView' is unavailable in watchOS
201 |     numberOfItemsInSection ListDiff: Int
202 |   ) -> Int {
/Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS27.0.sdk/System/Library/Frameworks/UIKit.framework/Headers/UICollectionView.h:362:12: note: 'UICollectionView' has been explicitly marked unavailable here
360 |
361 | UIKIT_EXTERN API_AVAILABLE(ios(6.0)) API_UNAVAILABLE(watchos) NS_SWIFT_UI_ACTOR
362 | @interface UICollectionView : UIScrollView <UIDataSourceTranslating>
    |            `- note: 'UICollectionView' has been explicitly marked unavailable here
363 |
364 | - (instancetype)initWithFrame:(CGRect)frame collectionViewLayout:(UICollectionViewLayout *)layout NS_DESIGNATED_INITIALIZER;
/Users/admin/builder/spi-builder-workspace/Sources/ListDiffDataSource.swift:207:23: error: 'UICollectionView' is unavailable in watchOS
205 |
206 |   public func collectionView(
207 |     _ collectionView: UICollectionView,
    |                       `- error: 'UICollectionView' is unavailable in watchOS
208 |     cellForItemAt indexPath: IndexPath
209 |   ) -> UICollectionViewCell {
/Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS27.0.sdk/System/Library/Frameworks/UIKit.framework/Headers/UICollectionView.h:362:12: note: 'UICollectionView' has been explicitly marked unavailable here
360 |
361 | UIKIT_EXTERN API_AVAILABLE(ios(6.0)) API_UNAVAILABLE(watchos) NS_SWIFT_UI_ACTOR
362 | @interface UICollectionView : UIScrollView <UIDataSourceTranslating>
    |            `- note: 'UICollectionView' has been explicitly marked unavailable here
363 |
364 | - (instancetype)initWithFrame:(CGRect)frame collectionViewLayout:(UICollectionViewLayout *)layout NS_DESIGNATED_INITIALIZER;
/Users/admin/builder/spi-builder-workspace/Sources/ListDiffDataSource.swift:209:8: error: 'UICollectionViewCell' is unavailable in watchOS
207 |     _ collectionView: UICollectionView,
208 |     cellForItemAt indexPath: IndexPath
209 |   ) -> UICollectionViewCell {
    |        `- error: 'UICollectionViewCell' is unavailable in watchOS
210 |     let viewDataModel = viewDataModels[indexPath.item]
211 |     let reuseIdentifier = viewDataModel.controllerType.cellType.reuseIdentifier
/Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS27.0.sdk/System/Library/Frameworks/UIKit.framework/Headers/UICollectionViewCell.h:65:12: note: 'UICollectionViewCell' has been explicitly marked unavailable here
 63 |
 64 | UIKIT_EXTERN API_AVAILABLE(ios(6.0)) API_UNAVAILABLE(watchos) NS_SWIFT_UI_ACTOR
 65 | @interface UICollectionViewCell : UICollectionReusableView
    |            `- note: 'UICollectionViewCell' has been explicitly marked unavailable here
 66 |
 67 | /// Returns the current configuration state for the cell.
/Users/admin/builder/spi-builder-workspace/Sources/ListDiffDataSource.swift:197:31: error: 'UICollectionViewDataSource' is unavailable in watchOS
195 | }
196 |
197 | extension ListDiffDataSource: UICollectionViewDataSource {
    |                               `- error: 'UICollectionViewDataSource' is unavailable in watchOS
198 |
199 |   public func collectionView(
/Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS27.0.sdk/System/Library/Frameworks/UIKit.framework/Headers/UICollectionView.h:73:11: note: 'UICollectionViewDataSource' has been explicitly marked unavailable here
 71 |
 72 | API_UNAVAILABLE(watchos) NS_SWIFT_UI_ACTOR
 73 | @protocol UICollectionViewDataSource <NSObject>
    |           `- note: 'UICollectionViewDataSource' has been explicitly marked unavailable here
 74 | @required
 75 |
/Users/admin/builder/spi-builder-workspace/Sources/ListDiffDataSource.swift:235:49: error: 'UIScrollView' is unavailable in watchOS
233 | extension ListDiffDataSource: UICollectionViewDelegate {
234 |
235 |   public func scrollViewDidScroll(_ scrollView: UIScrollView) {
    |                                                 `- error: 'UIScrollView' is unavailable in watchOS
236 |     let time = CACurrentMediaTime()
237 |     if time - lastAppearanceUpdateTime > cellAppearanceUpdateInterval {
/Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS27.0.sdk/System/Library/Frameworks/UIKit.framework/Headers/UIScrollView.h:87:12: note: 'UIScrollView' has been explicitly marked unavailable here
 85 |
 86 | UIKIT_EXTERN API_AVAILABLE(ios(2.0)) API_UNAVAILABLE(watchos) NS_SWIFT_UI_ACTOR
 87 | @interface UIScrollView : UIView <NSCoding, UIFocusItemScrollableContainer>
    |            `- note: 'UIScrollView' has been explicitly marked unavailable here
 88 |
 89 | @property(nonatomic)         CGPoint                      contentOffset;                  // default CGPointZero
/Users/admin/builder/spi-builder-workspace/Sources/ListDiffDataSource.swift:244:57: error: 'UIScrollView' is unavailable in watchOS
242 |   }
243 |
244 |   public func scrollViewWillBeginDragging(_ scrollView: UIScrollView) {
    |                                                         `- error: 'UIScrollView' is unavailable in watchOS
245 |     updateCellAppearance()
246 |     collectionViewDelegate?.scrollViewWillBeginDragging?(scrollView)
/Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS27.0.sdk/System/Library/Frameworks/UIKit.framework/Headers/UIScrollView.h:87:12: note: 'UIScrollView' has been explicitly marked unavailable here
 85 |
 86 | UIKIT_EXTERN API_AVAILABLE(ios(2.0)) API_UNAVAILABLE(watchos) NS_SWIFT_UI_ACTOR
 87 | @interface UIScrollView : UIView <NSCoding, UIFocusItemScrollableContainer>
    |            `- note: 'UIScrollView' has been explicitly marked unavailable here
 88 |
 89 | @property(nonatomic)         CGPoint                      contentOffset;                  // default CGPointZero
/Users/admin/builder/spi-builder-workspace/Sources/ListDiffDataSource.swift:250:19: error: 'UIScrollView' is unavailable in watchOS
248 |
249 |   public func scrollViewDidEndDragging(
250 |     _ scrollView: UIScrollView,
    |                   `- error: 'UIScrollView' is unavailable in watchOS
251 |     willDecelerate decelerate: Bool
252 |   ) {
/Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS27.0.sdk/System/Library/Frameworks/UIKit.framework/Headers/UIScrollView.h:87:12: note: 'UIScrollView' has been explicitly marked unavailable here
 85 |
 86 | UIKIT_EXTERN API_AVAILABLE(ios(2.0)) API_UNAVAILABLE(watchos) NS_SWIFT_UI_ACTOR
 87 | @interface UIScrollView : UIView <NSCoding, UIFocusItemScrollableContainer>
    |            `- note: 'UIScrollView' has been explicitly marked unavailable here
 88 |
 89 | @property(nonatomic)         CGPoint                      contentOffset;                  // default CGPointZero
/Users/admin/builder/spi-builder-workspace/Sources/ListDiffDataSource.swift:257:58: error: 'UIScrollView' is unavailable in watchOS
255 |   }
256 |
257 |   public func scrollViewDidEndDecelerating(_ scrollView: UIScrollView) {
    |                                                          `- error: 'UIScrollView' is unavailable in watchOS
258 |     updateCellAppearance()
259 |     collectionViewDelegate?.scrollViewDidEndDecelerating?(scrollView)
/Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS27.0.sdk/System/Library/Frameworks/UIKit.framework/Headers/UIScrollView.h:87:12: note: 'UIScrollView' has been explicitly marked unavailable here
 85 |
 86 | UIKIT_EXTERN API_AVAILABLE(ios(2.0)) API_UNAVAILABLE(watchos) NS_SWIFT_UI_ACTOR
 87 | @interface UIScrollView : UIView <NSCoding, UIFocusItemScrollableContainer>
    |            `- note: 'UIScrollView' has been explicitly marked unavailable here
 88 |
 89 | @property(nonatomic)         CGPoint                      contentOffset;                  // default CGPointZero
/Users/admin/builder/spi-builder-workspace/Sources/ListDiffDataSource.swift:233:31: error: 'UICollectionViewDelegate' is unavailable in watchOS
231 | }
232 |
233 | extension ListDiffDataSource: UICollectionViewDelegate {
    |                               `- error: 'UICollectionViewDelegate' is unavailable in watchOS
234 |
235 |   public func scrollViewDidScroll(_ scrollView: UIScrollView) {
/Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS27.0.sdk/System/Library/Frameworks/UIKit.framework/Headers/UICollectionView.h:114:11: note: 'UICollectionViewDelegate' has been explicitly marked unavailable here
112 |
113 | API_UNAVAILABLE(watchos) NS_SWIFT_UI_ACTOR
114 | @protocol UICollectionViewDelegate <UIScrollViewDelegate>
    |           `- note: 'UICollectionViewDelegate' has been explicitly marked unavailable here
115 | @optional
116 |
/Users/admin/builder/spi-builder-workspace/Sources/ListDiffDataSource.swift:266:23: error: 'UICollectionView' is unavailable in watchOS
264 |
265 |   public func collectionView(
266 |     _ collectionView: UICollectionView,
    |                       `- error: 'UICollectionView' is unavailable in watchOS
267 |     layout collectionViewLayout: UICollectionViewLayout,
268 |     sizeForItemAt indexPath: IndexPath
/Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS27.0.sdk/System/Library/Frameworks/UIKit.framework/Headers/UICollectionView.h:362:12: note: 'UICollectionView' has been explicitly marked unavailable here
360 |
361 | UIKIT_EXTERN API_AVAILABLE(ios(6.0)) API_UNAVAILABLE(watchos) NS_SWIFT_UI_ACTOR
362 | @interface UICollectionView : UIScrollView <UIDataSourceTranslating>
    |            `- note: 'UICollectionView' has been explicitly marked unavailable here
363 |
364 | - (instancetype)initWithFrame:(CGRect)frame collectionViewLayout:(UICollectionViewLayout *)layout NS_DESIGNATED_INITIALIZER;
/Users/admin/builder/spi-builder-workspace/Sources/ListDiffDataSource.swift:267:34: error: 'UICollectionViewLayout' is unavailable in watchOS
265 |   public func collectionView(
266 |     _ collectionView: UICollectionView,
267 |     layout collectionViewLayout: UICollectionViewLayout,
    |                                  `- error: 'UICollectionViewLayout' is unavailable in watchOS
268 |     sizeForItemAt indexPath: IndexPath
269 |   ) -> CGSize {
/Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS27.0.sdk/System/Library/Frameworks/UIKit.framework/Headers/UICollectionViewLayout.h:89:12: note: 'UICollectionViewLayout' has been explicitly marked unavailable here
 87 |
 88 | UIKIT_EXTERN API_AVAILABLE(ios(6.0)) API_UNAVAILABLE(watchos) NS_SWIFT_UI_ACTOR
 89 | @interface UICollectionViewLayout : NSObject <NSCoding>
    |            `- note: 'UICollectionViewLayout' has been explicitly marked unavailable here
 90 |
 91 | - (instancetype)init NS_DESIGNATED_INITIALIZER;
SwiftCompile normal arm64_32 (in target 'ListDiffUI' from project 'ListDiffUI')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

SwiftCompile normal arm64_32 Compiling\ ListCell.swift /Users/admin/builder/spi-builder-workspace/Sources/ListCell.swift (in target 'ListDiffUI' from project 'ListDiffUI')
SwiftCompile normal arm64_32 /Users/admin/builder/spi-builder-workspace/Sources/ListCell.swift (in target 'ListDiffUI' from project 'ListDiffUI')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    builtin-SwiftPerFileCompile ListCell.swift
SwiftCompile normal arm64_32 Compiling\ ListViewModel.swift /Users/admin/builder/spi-builder-workspace/Sources/ListViewModel.swift (in target 'ListDiffUI' from project 'ListDiffUI')
SwiftCompile normal arm64_32 /Users/admin/builder/spi-builder-workspace/Sources/ListViewModel.swift (in target 'ListDiffUI' from project 'ListDiffUI')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    builtin-SwiftPerFileCompile ListViewModel.swift
SwiftDriverJobDiscovery normal arm64 Compiling ListViewState.swift (in target 'ListDiffUI' from project 'ListDiffUI')
SwiftCompile normal arm64_32 Compiling\ ListSection.swift /Users/admin/builder/spi-builder-workspace/Sources/ListSection.swift (in target 'ListDiffUI' from project 'ListDiffUI')
SwiftCompile normal arm64_32 /Users/admin/builder/spi-builder-workspace/Sources/ListSection.swift (in target 'ListDiffUI' from project 'ListDiffUI')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    builtin-SwiftPerFileCompile ListSection.swift
SwiftDriverJobDiscovery normal arm64 Compiling ListViewModel.swift (in target 'ListDiffUI' from project 'ListDiffUI')
SwiftCompile normal arm64_32 Compiling\ ListViewState.swift /Users/admin/builder/spi-builder-workspace/Sources/ListViewState.swift (in target 'ListDiffUI' from project 'ListDiffUI')
SwiftCompile normal arm64_32 /Users/admin/builder/spi-builder-workspace/Sources/ListViewState.swift (in target 'ListDiffUI' from project 'ListDiffUI')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    builtin-SwiftPerFileCompile ListViewState.swift
SwiftDriverJobDiscovery normal arm64 Compiling ListDiffContext.swift (in target 'ListDiffUI' from project 'ListDiffUI')
SwiftCompile normal arm64_32 Compiling\ ListDiffDataSource.swift /Users/admin/builder/spi-builder-workspace/Sources/ListDiffDataSource.swift (in target 'ListDiffUI' from project 'ListDiffUI')
SwiftCompile normal arm64_32 /Users/admin/builder/spi-builder-workspace/Sources/ListDiffDataSource.swift (in target 'ListDiffUI' from project 'ListDiffUI')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    builtin-SwiftPerFileCompile ListDiffDataSource.swift
SwiftDriverJobDiscovery normal arm64 Compiling ListSection.swift (in target 'ListDiffUI' from project 'ListDiffUI')
SwiftCompile normal arm64_32 Compiling\ ListDiffContext.swift /Users/admin/builder/spi-builder-workspace/Sources/ListDiffContext.swift (in target 'ListDiffUI' from project 'ListDiffUI')
SwiftCompile normal arm64_32 /Users/admin/builder/spi-builder-workspace/Sources/ListDiffContext.swift (in target 'ListDiffUI' from project 'ListDiffUI')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    builtin-SwiftPerFileCompile ListDiffContext.swift
SwiftDriverJobDiscovery normal arm64_32 Compiling ListViewModel.swift (in target 'ListDiffUI' from project 'ListDiffUI')
SwiftCompile normal arm64_32 Compiling\ ListCellController.swift /Users/admin/builder/spi-builder-workspace/Sources/ListCellController.swift (in target 'ListDiffUI' from project 'ListDiffUI')
SwiftCompile normal arm64_32 /Users/admin/builder/spi-builder-workspace/Sources/ListCellController.swift (in target 'ListDiffUI' from project 'ListDiffUI')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    builtin-SwiftPerFileCompile ListCellController.swift
SwiftDriverJobDiscovery normal arm64_32 Compiling ListViewState.swift (in target 'ListDiffUI' from project 'ListDiffUI')
PruneExplicitPrecompiledModules /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SwiftExplicitPrecompiledModules
PruneExplicitPrecompiledModules /Users/admin/builder/spi-builder-workspace/.derivedData/SDKExplicitPrecompiledModules
PruneExplicitPrecompiledModules /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ExplicitPrecompiledModules
2026-09-25 14:19:24.617 xcodebuild[691:4393] [MT] IDERunDestination: Supported platforms for the buildables in the current scheme is empty.
** BUILD FAILED **
The following build commands failed:
	SwiftEmitModule normal arm64 Emitting\ module\ for\ ListDiffUI (in target 'ListDiffUI' from project 'ListDiffUI')
	SwiftCompile normal arm64 (in target 'ListDiffUI' from project 'ListDiffUI')
	Building workspace ListDiffUI with scheme ListDiffUI
(3 failures)
Command line invocation:
    /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/usr/bin/xcodebuild -IDEClonedSourcePackagesDirPathOverride=/Users/admin/builder/spi-builder-workspace/.dependencies -resolvePackageDependencies
Resolve Package Graph
Resolved source packages:
  ListDiffUI: /Users/admin/builder/spi-builder-workspace
  ListDiff: https://github.com/lxcid/ListDiff.git @ 1390504
resolved source packages: ListDiffUI, ListDiff
2026-09-25 14:19:31.805 xcodebuild[842:5054] [MT] IDERunDestination: Supported platforms for the buildables in the current scheme is empty.
{
  "dependencies" : [
    {
      "identity" : "listdiff",
      "requirement" : {
        "revision" : [
          "1390504170150f378aa1be17f92322e6d12533d8"
        ]
      },
      "type" : "sourceControl",
      "url" : "https://github.com/lxcid/ListDiff.git"
    }
  ],
  "manifest_display_name" : "ListDiffUI",
  "name" : "ListDiffUI",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
    {
      "name" : "ios",
      "version" : "11.0"
    }
  ],
  "products" : [
    {
      "name" : "ListDiffUI",
      "targets" : [
        "ListDiffUI"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "ListDiffUI",
      "module_type" : "SwiftTarget",
      "name" : "ListDiffUI",
      "path" : "Sources",
      "product_dependencies" : [
        "ListDiff"
      ],
      "product_memberships" : [
        "ListDiffUI"
      ],
      "sources" : [
        "ListCell.swift",
        "ListCellController.swift",
        "ListDiffContext.swift",
        "ListDiffDataSource.swift",
        "ListSection.swift",
        "ListViewModel.swift",
        "ListViewState.swift"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "5.0"
}
{
  "workspace" : {
    "name" : "ListDiffUI",
    "schemes" : [
      "ListDiffUI"
    ]
  }
}
2026-09-25 14:19:33.015 xcodebuild[850:5125] [MT] IDERunDestination: Supported platforms for the buildables in the current scheme is empty.
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-27.0.0-Release.Candidate.app xcrun xcodebuild -IDEClonedSourcePackagesDirPathOverride=$PWD/.dependencies -skipMacroValidation -skipPackagePluginValidation -derivedDataPath $PWD/.derivedData build -scheme ListDiffUI -destination generic/platform=watchOS
Command line invocation:
    /Applications/Xcode-27.0.0-Release.Candidate.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 ListDiffUI -destination generic/platform=watchOS
Resolve Package Graph
Resolved source packages:
  ListDiffUI: /Users/admin/builder/spi-builder-workspace
  ListDiff: https://github.com/lxcid/ListDiff.git @ 1390504
ComputePackagePrebuildTargetDependencyGraph
Prepare packages
CreateBuildRequest
SendProjectDescription
CreateBuildOperation
ComputeTargetDependencyGraph
note: Building targets in dependency order
note: Target dependency graph (4 targets)
    Target 'ListDiffUI-product' in project 'ListDiffUI'
        ➜ Explicit dependency on target 'ListDiffUI' in project 'ListDiffUI'
        ➜ Explicit dependency on target 'ListDiff-product' in project 'ListDiff'
    Target 'ListDiffUI' in project 'ListDiffUI'
        ➜ Explicit dependency on target 'ListDiff-product' in project 'ListDiff'
    Target 'ListDiff-product' in project 'ListDiff'
        ➜ Explicit dependency on target 'ListDiff' in project 'ListDiff'
    Target 'ListDiff' in project 'ListDiff' (no dependencies)
GatherProvisioningInputs
CreateBuildDescription
ClangStatCache /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang-stat-cache /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS27.0.sdk /Users/admin/builder/spi-builder-workspace/.derivedData/SDKStatCaches.noindex/watchos27.0-24R360-e829b21a6f8c9b70876ba0858053c04477534ef55a1706bf4c1112bbb242f0a2.sdkstatcache
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang-stat-cache /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS27.0.sdk -o /Users/admin/builder/spi-builder-workspace/.derivedData/SDKStatCaches.noindex/watchos27.0-24R360-e829b21a6f8c9b70876ba0858053c04477534ef55a1706bf4c1112bbb242f0a2.sdkstatcache
SwiftDriver ListDiffUI normal arm64 com.apple.xcode.tools.swift.compiler (in target 'ListDiffUI' from project 'ListDiffUI')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    builtin-SwiftDriver -- /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/swiftc -parse-as-library -module-name ListDiffUI -Onone @/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ListDiffUI.build/Debug-watchos/ListDiffUI-t.build/Objects-normal/arm64/ListDiffUI.SwiftFileList -DSWIFT_PACKAGE -DDEBUG -DSWIFT_MODULE_RESOURCE_BUNDLE_UNAVAILABLE -DXcode -plugin-path /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift/host/plugins/testing -enable-experimental-feature DebugDescriptionMacro -sdk /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS27.0.sdk -target arm64-apple-watchos9.0 -g -module-cache-path /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex -Xfrontend -serialize-debugging-options -enable-testing -index-store-path /Users/admin/builder/spi-builder-workspace/.derivedData/Index.noindex/DataStore -Xcc -D_LIBCPP_HARDENING_MODE\=_LIBCPP_HARDENING_MODE_DEBUG -swift-version 5 -I /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-watchos -Isystem /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/WatchOS.platform/Developer/usr/lib -F /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-watchos/PackageFrameworks -F /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-watchos -F /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/WatchOS.platform/Developer/Library/Frameworks -F /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS27.0.sdk/Developer/Library/Frameworks -c -j10 -enable-batch-mode -incremental -Xcc -ivfsstatcache -Xcc /Users/admin/builder/spi-builder-workspace/.derivedData/SDKStatCaches.noindex/watchos27.0-24R360-e829b21a6f8c9b70876ba0858053c04477534ef55a1706bf4c1112bbb242f0a2.sdkstatcache -output-file-map /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ListDiffUI.build/Debug-watchos/ListDiffUI-t.build/Objects-normal/arm64/ListDiffUI-OutputFileMap.json -save-temps -no-color-diagnostics -explicit-module-build -module-cache-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SwiftExplicitPrecompiledModules -clang-scanner-module-cache-path /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex -sdk-module-cache-path /Users/admin/builder/spi-builder-workspace/.derivedData/SDKExplicitPrecompiledModules -emit-dependencies -emit-module -emit-module-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ListDiffUI.build/Debug-watchos/ListDiffUI-t.build/Objects-normal/arm64/ListDiffUI.swiftmodule -serialize-diagnostics -dependency-scan-serialize-diagnostics-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ListDiffUI.build/Debug-watchos/ListDiffUI-t.build/Objects-normal/arm64/ListDiffUI-dependency-scan.dia -validate-clang-modules-once -clang-build-session-file /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/Session.modulevalidation -Xcc -fmodules-prune-interval\=86400 -Xcc -fmodules-prune-after\=345600 -emit-const-values -const-gather-protocols-list /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ListDiffUI.build/Debug-watchos/ListDiffUI-t.build/Objects-normal/arm64/ListDiffUI_const_extract_protocols.json -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-watchos/include -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ListDiffUI.build/Debug-watchos/ListDiffUI-t.build/DerivedSources-normal/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ListDiffUI.build/Debug-watchos/ListDiffUI-t.build/DerivedSources/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ListDiffUI.build/Debug-watchos/ListDiffUI-t.build/DerivedSources -Xcc -DSWIFT_PACKAGE -Xcc -DDEBUG\=1 -emit-objc-header -emit-objc-header-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ListDiffUI.build/Debug-watchos/ListDiffUI-t.build/Objects-normal/arm64/ListDiffUI-Swift.h -working-directory /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode -experimental-emit-module-separately -disable-cmo
SwiftDriver ListDiffUI normal arm64_32 com.apple.xcode.tools.swift.compiler (in target 'ListDiffUI' from project 'ListDiffUI')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    builtin-SwiftDriver -- /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/swiftc -parse-as-library -module-name ListDiffUI -Onone @/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ListDiffUI.build/Debug-watchos/ListDiffUI-t.build/Objects-normal/arm64_32/ListDiffUI.SwiftFileList -DSWIFT_PACKAGE -DDEBUG -DSWIFT_MODULE_RESOURCE_BUNDLE_UNAVAILABLE -DXcode -plugin-path /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift/host/plugins/testing -enable-experimental-feature DebugDescriptionMacro -sdk /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS27.0.sdk -target arm64_32-apple-watchos9.0 -g -module-cache-path /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex -Xfrontend -serialize-debugging-options -enable-testing -index-store-path /Users/admin/builder/spi-builder-workspace/.derivedData/Index.noindex/DataStore -Xcc -D_LIBCPP_HARDENING_MODE\=_LIBCPP_HARDENING_MODE_DEBUG -swift-version 5 -I /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-watchos -Isystem /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/WatchOS.platform/Developer/usr/lib -F /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-watchos/PackageFrameworks -F /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-watchos -F /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/WatchOS.platform/Developer/Library/Frameworks -F /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS27.0.sdk/Developer/Library/Frameworks -c -j10 -enable-batch-mode -incremental -Xcc -ivfsstatcache -Xcc /Users/admin/builder/spi-builder-workspace/.derivedData/SDKStatCaches.noindex/watchos27.0-24R360-e829b21a6f8c9b70876ba0858053c04477534ef55a1706bf4c1112bbb242f0a2.sdkstatcache -output-file-map /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ListDiffUI.build/Debug-watchos/ListDiffUI-t.build/Objects-normal/arm64_32/ListDiffUI-OutputFileMap.json -save-temps -no-color-diagnostics -explicit-module-build -module-cache-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SwiftExplicitPrecompiledModules -clang-scanner-module-cache-path /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex -sdk-module-cache-path /Users/admin/builder/spi-builder-workspace/.derivedData/SDKExplicitPrecompiledModules -emit-dependencies -emit-module -emit-module-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ListDiffUI.build/Debug-watchos/ListDiffUI-t.build/Objects-normal/arm64_32/ListDiffUI.swiftmodule -serialize-diagnostics -dependency-scan-serialize-diagnostics-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ListDiffUI.build/Debug-watchos/ListDiffUI-t.build/Objects-normal/arm64_32/ListDiffUI-dependency-scan.dia -validate-clang-modules-once -clang-build-session-file /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/Session.modulevalidation -Xcc -fmodules-prune-interval\=86400 -Xcc -fmodules-prune-after\=345600 -emit-const-values -const-gather-protocols-list /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ListDiffUI.build/Debug-watchos/ListDiffUI-t.build/Objects-normal/arm64_32/ListDiffUI_const_extract_protocols.json -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-watchos/include -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ListDiffUI.build/Debug-watchos/ListDiffUI-t.build/DerivedSources-normal/arm64_32 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ListDiffUI.build/Debug-watchos/ListDiffUI-t.build/DerivedSources/arm64_32 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ListDiffUI.build/Debug-watchos/ListDiffUI-t.build/DerivedSources -Xcc -DSWIFT_PACKAGE -Xcc -DDEBUG\=1 -emit-objc-header -emit-objc-header-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ListDiffUI.build/Debug-watchos/ListDiffUI-t.build/Objects-normal/arm64_32/ListDiffUI-Swift.h -working-directory /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode -experimental-emit-module-separately -disable-cmo
SwiftEmitModule normal arm64_32 Emitting\ module\ for\ ListDiffUI (in target 'ListDiffUI' from project 'ListDiffUI')
/Users/admin/builder/spi-builder-workspace/Sources/ListCell.swift:5:22: error: 'UICollectionViewCell' is unavailable in watchOS
 3 | /// Cell class that extends from UICollectionViewCell.
 4 | ///
 5 | open class ListCell: UICollectionViewCell {
   |                      `- error: 'UICollectionViewCell' is unavailable in watchOS
 6 |
 7 |   class var reuseIdentifier: String {
/Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS27.0.sdk/System/Library/Frameworks/UIKit.framework/Headers/UICollectionViewCell.h:65:12: note: 'UICollectionViewCell' has been explicitly marked unavailable here
 63 |
 64 | UIKIT_EXTERN API_AVAILABLE(ios(6.0)) API_UNAVAILABLE(watchos) NS_SWIFT_UI_ACTOR
 65 | @interface UICollectionViewCell : UICollectionReusableView
    |            `- note: 'UICollectionViewCell' has been explicitly marked unavailable here
 66 |
 67 | /// Returns the current configuration state for the cell.
/Users/admin/builder/spi-builder-workspace/Sources/ListCellController.swift:233:34: error: 'UICollectionViewCell' is unavailable in watchOS
231 |   var anyDelegate: WeakAnyObject
232 |
233 |   var layoutInvalidateHandler: ((UICollectionViewCell) -> Void)?
    |                                  `- error: 'UICollectionViewCell' is unavailable in watchOS
234 |
235 |   required public init(
/Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS27.0.sdk/System/Library/Frameworks/UIKit.framework/Headers/UICollectionViewCell.h:65:12: note: 'UICollectionViewCell' has been explicitly marked unavailable here
 63 |
 64 | UIKIT_EXTERN API_AVAILABLE(ios(6.0)) API_UNAVAILABLE(watchos) NS_SWIFT_UI_ACTOR
 65 | @interface UICollectionViewCell : UICollectionReusableView
    |            `- note: 'UICollectionViewCell' has been explicitly marked unavailable here
 66 |
 67 | /// Returns the current configuration state for the cell.
/Users/admin/builder/spi-builder-workspace/Sources/ListDiffDataSource.swift:19:43: error: 'UICollectionViewDelegate' is unavailable in watchOS
 17 |   /// If you need to be the delegate of the UICollectionView as well, set your instance as the collectionViewDelegate instead.
 18 |   ///
 19 |   public weak var collectionViewDelegate: UICollectionViewDelegate?
    |                                           `- error: 'UICollectionViewDelegate' is unavailable in watchOS
 20 |
 21 |   private let collectionView: UICollectionView
/Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS27.0.sdk/System/Library/Frameworks/UIKit.framework/Headers/UICollectionView.h:114:11: note: 'UICollectionViewDelegate' has been explicitly marked unavailable here
112 |
113 | API_UNAVAILABLE(watchos) NS_SWIFT_UI_ACTOR
114 | @protocol UICollectionViewDelegate <UIScrollViewDelegate>
    |           `- note: 'UICollectionViewDelegate' has been explicitly marked unavailable here
115 | @optional
116 |
/Users/admin/builder/spi-builder-workspace/Sources/ListDiffDataSource.swift:21:31: error: 'UICollectionView' is unavailable in watchOS
 19 |   public weak var collectionViewDelegate: UICollectionViewDelegate?
 20 |
 21 |   private let collectionView: UICollectionView
    |                               `- error: 'UICollectionView' is unavailable in watchOS
 22 |   private let context: ListDiffContext
 23 |   private let queue: DispatchQueue
/Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS27.0.sdk/System/Library/Frameworks/UIKit.framework/Headers/UICollectionView.h:362:12: note: 'UICollectionView' has been explicitly marked unavailable here
360 |
361 | UIKIT_EXTERN API_AVAILABLE(ios(6.0)) API_UNAVAILABLE(watchos) NS_SWIFT_UI_ACTOR
362 | @interface UICollectionView : UIScrollView <UIDataSourceTranslating>
    |            `- note: 'UICollectionView' has been explicitly marked unavailable here
363 |
364 | - (instancetype)initWithFrame:(CGRect)frame collectionViewLayout:(UICollectionViewLayout *)layout NS_DESIGNATED_INITIALIZER;
/Users/admin/builder/spi-builder-workspace/Sources/ListDiffDataSource.swift:43:31: error: 'UICollectionView' is unavailable in watchOS
 41 |   ///     This is a way to pass in dependencies (e.g. logger) so that you don't have to piggyback them on ViewModels.
 42 |   ///
 43 |   public init(collectionView: UICollectionView, applyUpdatesAsync: Bool = false, contextObjects: AnyObject...) {
    |                               `- error: 'UICollectionView' is unavailable in watchOS
 44 |     precondition(collectionView.collectionViewLayout is UICollectionViewFlowLayout)
 45 |     self.collectionView = collectionView
/Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS27.0.sdk/System/Library/Frameworks/UIKit.framework/Headers/UICollectionView.h:362:12: note: 'UICollectionView' has been explicitly marked unavailable here
360 |
361 | UIKIT_EXTERN API_AVAILABLE(ios(6.0)) API_UNAVAILABLE(watchos) NS_SWIFT_UI_ACTOR
362 | @interface UICollectionView : UIScrollView <UIDataSourceTranslating>
    |            `- note: 'UICollectionView' has been explicitly marked unavailable here
363 |
364 | - (instancetype)initWithFrame:(CGRect)frame collectionViewLayout:(UICollectionViewLayout *)layout NS_DESIGNATED_INITIALIZER;
/Users/admin/builder/spi-builder-workspace/Sources/ListDiffDataSource.swift:200:23: error: 'UICollectionView' is unavailable in watchOS
198 |
199 |   public func collectionView(
200 |     _ collectionView: UICollectionView,
    |                       `- error: 'UICollectionView' is unavailable in watchOS
201 |     numberOfItemsInSection ListDiff: Int
202 |   ) -> Int {
/Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS27.0.sdk/System/Library/Frameworks/UIKit.framework/Headers/UICollectionView.h:362:12: note: 'UICollectionView' has been explicitly marked unavailable here
360 |
361 | UIKIT_EXTERN API_AVAILABLE(ios(6.0)) API_UNAVAILABLE(watchos) NS_SWIFT_UI_ACTOR
362 | @interface UICollectionView : UIScrollView <UIDataSourceTranslating>
    |            `- note: 'UICollectionView' has been explicitly marked unavailable here
363 |
364 | - (instancetype)initWithFrame:(CGRect)frame collectionViewLayout:(UICollectionViewLayout *)layout NS_DESIGNATED_INITIALIZER;
/Users/admin/builder/spi-builder-workspace/Sources/ListDiffDataSource.swift:207:23: error: 'UICollectionView' is unavailable in watchOS
205 |
206 |   public func collectionView(
207 |     _ collectionView: UICollectionView,
    |                       `- error: 'UICollectionView' is unavailable in watchOS
208 |     cellForItemAt indexPath: IndexPath
209 |   ) -> UICollectionViewCell {
/Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS27.0.sdk/System/Library/Frameworks/UIKit.framework/Headers/UICollectionView.h:362:12: note: 'UICollectionView' has been explicitly marked unavailable here
360 |
361 | UIKIT_EXTERN API_AVAILABLE(ios(6.0)) API_UNAVAILABLE(watchos) NS_SWIFT_UI_ACTOR
362 | @interface UICollectionView : UIScrollView <UIDataSourceTranslating>
    |            `- note: 'UICollectionView' has been explicitly marked unavailable here
363 |
364 | - (instancetype)initWithFrame:(CGRect)frame collectionViewLayout:(UICollectionViewLayout *)layout NS_DESIGNATED_INITIALIZER;
/Users/admin/builder/spi-builder-workspace/Sources/ListDiffDataSource.swift:209:8: error: 'UICollectionViewCell' is unavailable in watchOS
207 |     _ collectionView: UICollectionView,
208 |     cellForItemAt indexPath: IndexPath
209 |   ) -> UICollectionViewCell {
    |        `- error: 'UICollectionViewCell' is unavailable in watchOS
210 |     let viewDataModel = viewDataModels[indexPath.item]
211 |     let reuseIdentifier = viewDataModel.controllerType.cellType.reuseIdentifier
/Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS27.0.sdk/System/Library/Frameworks/UIKit.framework/Headers/UICollectionViewCell.h:65:12: note: 'UICollectionViewCell' has been explicitly marked unavailable here
 63 |
 64 | UIKIT_EXTERN API_AVAILABLE(ios(6.0)) API_UNAVAILABLE(watchos) NS_SWIFT_UI_ACTOR
 65 | @interface UICollectionViewCell : UICollectionReusableView
    |            `- note: 'UICollectionViewCell' has been explicitly marked unavailable here
 66 |
 67 | /// Returns the current configuration state for the cell.
/Users/admin/builder/spi-builder-workspace/Sources/ListDiffDataSource.swift:197:31: error: 'UICollectionViewDataSource' is unavailable in watchOS
195 | }
196 |
197 | extension ListDiffDataSource: UICollectionViewDataSource {
    |                               `- error: 'UICollectionViewDataSource' is unavailable in watchOS
198 |
199 |   public func collectionView(
/Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS27.0.sdk/System/Library/Frameworks/UIKit.framework/Headers/UICollectionView.h:73:11: note: 'UICollectionViewDataSource' has been explicitly marked unavailable here
 71 |
 72 | API_UNAVAILABLE(watchos) NS_SWIFT_UI_ACTOR
 73 | @protocol UICollectionViewDataSource <NSObject>
    |           `- note: 'UICollectionViewDataSource' has been explicitly marked unavailable here
 74 | @required
 75 |
/Users/admin/builder/spi-builder-workspace/Sources/ListDiffDataSource.swift:235:49: error: 'UIScrollView' is unavailable in watchOS
233 | extension ListDiffDataSource: UICollectionViewDelegate {
234 |
235 |   public func scrollViewDidScroll(_ scrollView: UIScrollView) {
    |                                                 `- error: 'UIScrollView' is unavailable in watchOS
236 |     let time = CACurrentMediaTime()
237 |     if time - lastAppearanceUpdateTime > cellAppearanceUpdateInterval {
/Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS27.0.sdk/System/Library/Frameworks/UIKit.framework/Headers/UIScrollView.h:87:12: note: 'UIScrollView' has been explicitly marked unavailable here
 85 |
 86 | UIKIT_EXTERN API_AVAILABLE(ios(2.0)) API_UNAVAILABLE(watchos) NS_SWIFT_UI_ACTOR
 87 | @interface UIScrollView : UIView <NSCoding, UIFocusItemScrollableContainer>
    |            `- note: 'UIScrollView' has been explicitly marked unavailable here
 88 |
 89 | @property(nonatomic)         CGPoint                      contentOffset;                  // default CGPointZero
/Users/admin/builder/spi-builder-workspace/Sources/ListDiffDataSource.swift:244:57: error: 'UIScrollView' is unavailable in watchOS
242 |   }
243 |
244 |   public func scrollViewWillBeginDragging(_ scrollView: UIScrollView) {
    |                                                         `- error: 'UIScrollView' is unavailable in watchOS
245 |     updateCellAppearance()
246 |     collectionViewDelegate?.scrollViewWillBeginDragging?(scrollView)
/Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS27.0.sdk/System/Library/Frameworks/UIKit.framework/Headers/UIScrollView.h:87:12: note: 'UIScrollView' has been explicitly marked unavailable here
 85 |
 86 | UIKIT_EXTERN API_AVAILABLE(ios(2.0)) API_UNAVAILABLE(watchos) NS_SWIFT_UI_ACTOR
 87 | @interface UIScrollView : UIView <NSCoding, UIFocusItemScrollableContainer>
    |            `- note: 'UIScrollView' has been explicitly marked unavailable here
 88 |
 89 | @property(nonatomic)         CGPoint                      contentOffset;                  // default CGPointZero
/Users/admin/builder/spi-builder-workspace/Sources/ListDiffDataSource.swift:250:19: error: 'UIScrollView' is unavailable in watchOS
248 |
249 |   public func scrollViewDidEndDragging(
250 |     _ scrollView: UIScrollView,
    |                   `- error: 'UIScrollView' is unavailable in watchOS
251 |     willDecelerate decelerate: Bool
252 |   ) {
/Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS27.0.sdk/System/Library/Frameworks/UIKit.framework/Headers/UIScrollView.h:87:12: note: 'UIScrollView' has been explicitly marked unavailable here
 85 |
 86 | UIKIT_EXTERN API_AVAILABLE(ios(2.0)) API_UNAVAILABLE(watchos) NS_SWIFT_UI_ACTOR
 87 | @interface UIScrollView : UIView <NSCoding, UIFocusItemScrollableContainer>
    |            `- note: 'UIScrollView' has been explicitly marked unavailable here
 88 |
 89 | @property(nonatomic)         CGPoint                      contentOffset;                  // default CGPointZero
/Users/admin/builder/spi-builder-workspace/Sources/ListDiffDataSource.swift:257:58: error: 'UIScrollView' is unavailable in watchOS
255 |   }
256 |
257 |   public func scrollViewDidEndDecelerating(_ scrollView: UIScrollView) {
    |                                                          `- error: 'UIScrollView' is unavailable in watchOS
258 |     updateCellAppearance()
259 |     collectionViewDelegate?.scrollViewDidEndDecelerating?(scrollView)
/Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS27.0.sdk/System/Library/Frameworks/UIKit.framework/Headers/UIScrollView.h:87:12: note: 'UIScrollView' has been explicitly marked unavailable here
 85 |
 86 | UIKIT_EXTERN API_AVAILABLE(ios(2.0)) API_UNAVAILABLE(watchos) NS_SWIFT_UI_ACTOR
 87 | @interface UIScrollView : UIView <NSCoding, UIFocusItemScrollableContainer>
    |            `- note: 'UIScrollView' has been explicitly marked unavailable here
 88 |
 89 | @property(nonatomic)         CGPoint                      contentOffset;                  // default CGPointZero
/Users/admin/builder/spi-builder-workspace/Sources/ListDiffDataSource.swift:233:31: error: 'UICollectionViewDelegate' is unavailable in watchOS
231 | }
232 |
233 | extension ListDiffDataSource: UICollectionViewDelegate {
    |                               `- error: 'UICollectionViewDelegate' is unavailable in watchOS
234 |
235 |   public func scrollViewDidScroll(_ scrollView: UIScrollView) {
/Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS27.0.sdk/System/Library/Frameworks/UIKit.framework/Headers/UICollectionView.h:114:11: note: 'UICollectionViewDelegate' has been explicitly marked unavailable here
112 |
113 | API_UNAVAILABLE(watchos) NS_SWIFT_UI_ACTOR
114 | @protocol UICollectionViewDelegate <UIScrollViewDelegate>
    |           `- note: 'UICollectionViewDelegate' has been explicitly marked unavailable here
115 | @optional
116 |
/Users/admin/builder/spi-builder-workspace/Sources/ListDiffDataSource.swift:266:23: error: 'UICollectionView' is unavailable in watchOS
264 |
265 |   public func collectionView(
266 |     _ collectionView: UICollectionView,
    |                       `- error: 'UICollectionView' is unavailable in watchOS
267 |     layout collectionViewLayout: UICollectionViewLayout,
268 |     sizeForItemAt indexPath: IndexPath
/Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS27.0.sdk/System/Library/Frameworks/UIKit.framework/Headers/UICollectionView.h:362:12: note: 'UICollectionView' has been explicitly marked unavailable here
360 |
361 | UIKIT_EXTERN API_AVAILABLE(ios(6.0)) API_UNAVAILABLE(watchos) NS_SWIFT_UI_ACTOR
362 | @interface UICollectionView : UIScrollView <UIDataSourceTranslating>
    |            `- note: 'UICollectionView' has been explicitly marked unavailable here
363 |
364 | - (instancetype)initWithFrame:(CGRect)frame collectionViewLayout:(UICollectionViewLayout *)layout NS_DESIGNATED_INITIALIZER;
/Users/admin/builder/spi-builder-workspace/Sources/ListDiffDataSource.swift:267:34: error: 'UICollectionViewLayout' is unavailable in watchOS
265 |   public func collectionView(
266 |     _ collectionView: UICollectionView,
267 |     layout collectionViewLayout: UICollectionViewLayout,
    |                                  `- error: 'UICollectionViewLayout' is unavailable in watchOS
268 |     sizeForItemAt indexPath: IndexPath
269 |   ) -> CGSize {
/Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS27.0.sdk/System/Library/Frameworks/UIKit.framework/Headers/UICollectionViewLayout.h:89:12: note: 'UICollectionViewLayout' has been explicitly marked unavailable here
 87 |
 88 | UIKIT_EXTERN API_AVAILABLE(ios(6.0)) API_UNAVAILABLE(watchos) NS_SWIFT_UI_ACTOR
 89 | @interface UICollectionViewLayout : NSObject <NSCoding>
    |            `- note: 'UICollectionViewLayout' has been explicitly marked unavailable here
 90 |
 91 | - (instancetype)init NS_DESIGNATED_INITIALIZER;
/Users/admin/builder/spi-builder-workspace/Sources/ListDiffDataSource.swift:263:31: error: 'UICollectionViewDelegateFlowLayout' is unavailable in watchOS
261 | }
262 |
263 | extension ListDiffDataSource: UICollectionViewDelegateFlowLayout {
    |                               `- error: 'UICollectionViewDelegateFlowLayout' is unavailable in watchOS
264 |
265 |   public func collectionView(
/Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS27.0.sdk/System/Library/Frameworks/UIKit.framework/Headers/UICollectionViewFlowLayout.h:33:11: note: 'UICollectionViewDelegateFlowLayout' has been explicitly marked unavailable here
31 |
32 | API_UNAVAILABLE(watchos) NS_SWIFT_UI_ACTOR
33 | @protocol UICollectionViewDelegateFlowLayout <UICollectionViewDelegate>
   |           `- note: 'UICollectionViewDelegateFlowLayout' has been explicitly marked unavailable here
34 | @optional
35 |
Failed frontend command:
SwiftCompile normal arm64_32 (in target 'ListDiffUI' from project 'ListDiffUI')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

/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/ListCell.swift /Users/admin/builder/spi-builder-workspace/Sources/ListCellController.swift /Users/admin/builder/spi-builder-workspace/Sources/ListDiffContext.swift /Users/admin/builder/spi-builder-workspace/Sources/ListDiffDataSource.swift /Users/admin/builder/spi-builder-workspace/Sources/ListSection.swift /Users/admin/builder/spi-builder-workspace/Sources/ListViewModel.swift /Users/admin/builder/spi-builder-workspace/Sources/ListViewState.swift -target arm64_32-apple-watchos9.0 -disable-cross-import-overlay-search -load-resolved-plugin /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/WatchOS.platform/Developer/usr/lib/swift/host/plugins/libFoundationMacros.dylib\#/Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/WatchOS.platform/Developer/usr/bin/swift-plugin-server\#FoundationMacros -load-resolved-plugin /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/WatchOS.platform/Developer/usr/lib/swift/host/plugins/libObservationMacros.dylib\#/Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/WatchOS.platform/Developer/usr/bin/swift-plugin-server\#ObservationMacros -load-resolved-plugin /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/WatchOS.platform/Developer/usr/lib/swift/host/plugins/libSwiftMacros.dylib\#/Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/WatchOS.platform/Developer/usr/bin/swift-plugin-server\#SwiftMacros -load-resolved-plugin /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/WatchOS.platform/Developer/usr/lib/swift/host/plugins/libSwiftUIMacros.dylib\#/Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/WatchOS.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/.derivedData/Build/Intermediates.noindex/ListDiffUI.build/Debug-watchos/ListDiffUI-t.build/Objects-normal/arm64_32/ListDiffUI-dependencies-1.json -enable-objc-interop -sdk /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS27.0.sdk -I /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-watchos -Isystem /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/WatchOS.platform/Developer/usr/lib -F /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-watchos/PackageFrameworks -F /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-watchos -F /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/WatchOS.platform/Developer/Library/Frameworks -F /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS27.0.sdk/Developer/Library/Frameworks -module-cache-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SwiftExplicitPrecompiledModules -no-color-diagnostics -Xcc -fno-color-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/.derivedData/ModuleCache.noindex/Session.modulevalidation -Xcc -working-directory -Xcc /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode -enable-anonymous-context-mangled-names -file-compilation-dir /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode -Xcc -D_LIBCPP_HARDENING_MODE\=_LIBCPP_HARDENING_MODE_DEBUG -Xcc -ivfsstatcache -Xcc /Users/admin/builder/spi-builder-workspace/.derivedData/SDKStatCaches.noindex/watchos27.0-24R360-e829b21a6f8c9b70876ba0858053c04477534ef55a1706bf4c1112bbb242f0a2.sdkstatcache -Xcc -fmodules-prune-interval\=86400 -Xcc -fmodules-prune-after\=345600 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-watchos/include -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ListDiffUI.build/Debug-watchos/ListDiffUI-t.build/DerivedSources-normal/arm64_32 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ListDiffUI.build/Debug-watchos/ListDiffUI-t.build/DerivedSources/arm64_32 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ListDiffUI.build/Debug-watchos/ListDiffUI-t.build/DerivedSources -Xcc -DSWIFT_PACKAGE -Xcc -DDEBUG\=1 -no-auto-bridging-header-chaining -module-name ListDiffUI -const-gather-protocols-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ListDiffUI.build/Debug-watchos/ListDiffUI-t.build/Objects-normal/arm64_32/ListDiffUI_const_extract_protocols.json -disable-clang-spi -clang-target arm64_32-apple-watchos27.0 -target-sdk-version 27.0 -target-sdk-name watchos27.0 -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/.derivedData/Build/Intermediates.noindex/ListDiffUI.build/Debug-watchos/ListDiffUI-t.build/Objects-normal/arm64_32/ListDiffUI.swiftdoc -emit-module-source-info-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ListDiffUI.build/Debug-watchos/ListDiffUI-t.build/Objects-normal/arm64_32/ListDiffUI.swiftsourceinfo -emit-objc-header-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ListDiffUI.build/Debug-watchos/ListDiffUI-t.build/Objects-normal/arm64_32/ListDiffUI-Swift.h -serialize-diagnostics-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ListDiffUI.build/Debug-watchos/ListDiffUI-t.build/Objects-normal/arm64_32/ListDiffUI-primary-emit-module.dia -emit-dependencies-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ListDiffUI.build/Debug-watchos/ListDiffUI-t.build/Objects-normal/arm64_32/ListDiffUI-primary-emit-module.d -parse-as-library -o /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ListDiffUI.build/Debug-watchos/ListDiffUI-t.build/Objects-normal/arm64_32/ListDiffUI.swiftmodule -emit-abi-descriptor-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ListDiffUI.build/Debug-watchos/ListDiffUI-t.build/Objects-normal/arm64_32/ListDiffUI.abi.json
SwiftCompile normal arm64_32 Compiling\ ListCell.swift /Users/admin/builder/spi-builder-workspace/Sources/ListCell.swift (in target 'ListDiffUI' from project 'ListDiffUI')
SwiftCompile normal arm64_32 /Users/admin/builder/spi-builder-workspace/Sources/ListCell.swift (in target 'ListDiffUI' from project 'ListDiffUI')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    builtin-SwiftPerFileCompile ListCell.swift
SwiftCompile normal arm64_32 Compiling\ ListDiffDataSource.swift /Users/admin/builder/spi-builder-workspace/Sources/ListDiffDataSource.swift (in target 'ListDiffUI' from project 'ListDiffUI')
/Users/admin/builder/spi-builder-workspace/Sources/ListDiffDataSource.swift:19:43: error: 'UICollectionViewDelegate' is unavailable in watchOS
 17 |   /// If you need to be the delegate of the UICollectionView as well, set your instance as the collectionViewDelegate instead.
 18 |   ///
 19 |   public weak var collectionViewDelegate: UICollectionViewDelegate?
    |                                           `- error: 'UICollectionViewDelegate' is unavailable in watchOS
 20 |
 21 |   private let collectionView: UICollectionView
/Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS27.0.sdk/System/Library/Frameworks/UIKit.framework/Headers/UICollectionView.h:114:11: note: 'UICollectionViewDelegate' has been explicitly marked unavailable here
112 |
113 | API_UNAVAILABLE(watchos) NS_SWIFT_UI_ACTOR
114 | @protocol UICollectionViewDelegate <UIScrollViewDelegate>
    |           `- note: 'UICollectionViewDelegate' has been explicitly marked unavailable here
115 | @optional
116 |
/Users/admin/builder/spi-builder-workspace/Sources/ListDiffDataSource.swift:21:31: error: 'UICollectionView' is unavailable in watchOS
 19 |   public weak var collectionViewDelegate: UICollectionViewDelegate?
 20 |
 21 |   private let collectionView: UICollectionView
    |                               `- error: 'UICollectionView' is unavailable in watchOS
 22 |   private let context: ListDiffContext
 23 |   private let queue: DispatchQueue
/Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS27.0.sdk/System/Library/Frameworks/UIKit.framework/Headers/UICollectionView.h:362:12: note: 'UICollectionView' has been explicitly marked unavailable here
360 |
361 | UIKIT_EXTERN API_AVAILABLE(ios(6.0)) API_UNAVAILABLE(watchos) NS_SWIFT_UI_ACTOR
362 | @interface UICollectionView : UIScrollView <UIDataSourceTranslating>
    |            `- note: 'UICollectionView' has been explicitly marked unavailable here
363 |
364 | - (instancetype)initWithFrame:(CGRect)frame collectionViewLayout:(UICollectionViewLayout *)layout NS_DESIGNATED_INITIALIZER;
/Users/admin/builder/spi-builder-workspace/Sources/ListDiffDataSource.swift:43:31: error: 'UICollectionView' is unavailable in watchOS
 41 |   ///     This is a way to pass in dependencies (e.g. logger) so that you don't have to piggyback them on ViewModels.
 42 |   ///
 43 |   public init(collectionView: UICollectionView, applyUpdatesAsync: Bool = false, contextObjects: AnyObject...) {
    |                               `- error: 'UICollectionView' is unavailable in watchOS
 44 |     precondition(collectionView.collectionViewLayout is UICollectionViewFlowLayout)
 45 |     self.collectionView = collectionView
/Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS27.0.sdk/System/Library/Frameworks/UIKit.framework/Headers/UICollectionView.h:362:12: note: 'UICollectionView' has been explicitly marked unavailable here
360 |
361 | UIKIT_EXTERN API_AVAILABLE(ios(6.0)) API_UNAVAILABLE(watchos) NS_SWIFT_UI_ACTOR
362 | @interface UICollectionView : UIScrollView <UIDataSourceTranslating>
    |            `- note: 'UICollectionView' has been explicitly marked unavailable here
363 |
364 | - (instancetype)initWithFrame:(CGRect)frame collectionViewLayout:(UICollectionViewLayout *)layout NS_DESIGNATED_INITIALIZER;
/Users/admin/builder/spi-builder-workspace/Sources/ListDiffDataSource.swift:200:23: error: 'UICollectionView' is unavailable in watchOS
198 |
199 |   public func collectionView(
200 |     _ collectionView: UICollectionView,
    |                       `- error: 'UICollectionView' is unavailable in watchOS
201 |     numberOfItemsInSection ListDiff: Int
202 |   ) -> Int {
/Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS27.0.sdk/System/Library/Frameworks/UIKit.framework/Headers/UICollectionView.h:362:12: note: 'UICollectionView' has been explicitly marked unavailable here
360 |
361 | UIKIT_EXTERN API_AVAILABLE(ios(6.0)) API_UNAVAILABLE(watchos) NS_SWIFT_UI_ACTOR
362 | @interface UICollectionView : UIScrollView <UIDataSourceTranslating>
    |            `- note: 'UICollectionView' has been explicitly marked unavailable here
363 |
364 | - (instancetype)initWithFrame:(CGRect)frame collectionViewLayout:(UICollectionViewLayout *)layout NS_DESIGNATED_INITIALIZER;
/Users/admin/builder/spi-builder-workspace/Sources/ListDiffDataSource.swift:207:23: error: 'UICollectionView' is unavailable in watchOS
205 |
206 |   public func collectionView(
207 |     _ collectionView: UICollectionView,
    |                       `- error: 'UICollectionView' is unavailable in watchOS
208 |     cellForItemAt indexPath: IndexPath
209 |   ) -> UICollectionViewCell {
/Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS27.0.sdk/System/Library/Frameworks/UIKit.framework/Headers/UICollectionView.h:362:12: note: 'UICollectionView' has been explicitly marked unavailable here
360 |
361 | UIKIT_EXTERN API_AVAILABLE(ios(6.0)) API_UNAVAILABLE(watchos) NS_SWIFT_UI_ACTOR
362 | @interface UICollectionView : UIScrollView <UIDataSourceTranslating>
    |            `- note: 'UICollectionView' has been explicitly marked unavailable here
363 |
364 | - (instancetype)initWithFrame:(CGRect)frame collectionViewLayout:(UICollectionViewLayout *)layout NS_DESIGNATED_INITIALIZER;
/Users/admin/builder/spi-builder-workspace/Sources/ListDiffDataSource.swift:209:8: error: 'UICollectionViewCell' is unavailable in watchOS
207 |     _ collectionView: UICollectionView,
208 |     cellForItemAt indexPath: IndexPath
209 |   ) -> UICollectionViewCell {
    |        `- error: 'UICollectionViewCell' is unavailable in watchOS
210 |     let viewDataModel = viewDataModels[indexPath.item]
211 |     let reuseIdentifier = viewDataModel.controllerType.cellType.reuseIdentifier
/Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS27.0.sdk/System/Library/Frameworks/UIKit.framework/Headers/UICollectionViewCell.h:65:12: note: 'UICollectionViewCell' has been explicitly marked unavailable here
 63 |
 64 | UIKIT_EXTERN API_AVAILABLE(ios(6.0)) API_UNAVAILABLE(watchos) NS_SWIFT_UI_ACTOR
 65 | @interface UICollectionViewCell : UICollectionReusableView
    |            `- note: 'UICollectionViewCell' has been explicitly marked unavailable here
 66 |
 67 | /// Returns the current configuration state for the cell.
/Users/admin/builder/spi-builder-workspace/Sources/ListDiffDataSource.swift:197:31: error: 'UICollectionViewDataSource' is unavailable in watchOS
195 | }
196 |
197 | extension ListDiffDataSource: UICollectionViewDataSource {
    |                               `- error: 'UICollectionViewDataSource' is unavailable in watchOS
198 |
199 |   public func collectionView(
/Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS27.0.sdk/System/Library/Frameworks/UIKit.framework/Headers/UICollectionView.h:73:11: note: 'UICollectionViewDataSource' has been explicitly marked unavailable here
 71 |
 72 | API_UNAVAILABLE(watchos) NS_SWIFT_UI_ACTOR
 73 | @protocol UICollectionViewDataSource <NSObject>
    |           `- note: 'UICollectionViewDataSource' has been explicitly marked unavailable here
 74 | @required
 75 |
/Users/admin/builder/spi-builder-workspace/Sources/ListDiffDataSource.swift:235:49: error: 'UIScrollView' is unavailable in watchOS
233 | extension ListDiffDataSource: UICollectionViewDelegate {
234 |
235 |   public func scrollViewDidScroll(_ scrollView: UIScrollView) {
    |                                                 `- error: 'UIScrollView' is unavailable in watchOS
236 |     let time = CACurrentMediaTime()
237 |     if time - lastAppearanceUpdateTime > cellAppearanceUpdateInterval {
/Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS27.0.sdk/System/Library/Frameworks/UIKit.framework/Headers/UIScrollView.h:87:12: note: 'UIScrollView' has been explicitly marked unavailable here
 85 |
 86 | UIKIT_EXTERN API_AVAILABLE(ios(2.0)) API_UNAVAILABLE(watchos) NS_SWIFT_UI_ACTOR
 87 | @interface UIScrollView : UIView <NSCoding, UIFocusItemScrollableContainer>
    |            `- note: 'UIScrollView' has been explicitly marked unavailable here
 88 |
 89 | @property(nonatomic)         CGPoint                      contentOffset;                  // default CGPointZero
/Users/admin/builder/spi-builder-workspace/Sources/ListDiffDataSource.swift:244:57: error: 'UIScrollView' is unavailable in watchOS
242 |   }
243 |
244 |   public func scrollViewWillBeginDragging(_ scrollView: UIScrollView) {
    |                                                         `- error: 'UIScrollView' is unavailable in watchOS
245 |     updateCellAppearance()
246 |     collectionViewDelegate?.scrollViewWillBeginDragging?(scrollView)
/Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS27.0.sdk/System/Library/Frameworks/UIKit.framework/Headers/UIScrollView.h:87:12: note: 'UIScrollView' has been explicitly marked unavailable here
 85 |
 86 | UIKIT_EXTERN API_AVAILABLE(ios(2.0)) API_UNAVAILABLE(watchos) NS_SWIFT_UI_ACTOR
 87 | @interface UIScrollView : UIView <NSCoding, UIFocusItemScrollableContainer>
    |            `- note: 'UIScrollView' has been explicitly marked unavailable here
 88 |
 89 | @property(nonatomic)         CGPoint                      contentOffset;                  // default CGPointZero
/Users/admin/builder/spi-builder-workspace/Sources/ListDiffDataSource.swift:250:19: error: 'UIScrollView' is unavailable in watchOS
248 |
249 |   public func scrollViewDidEndDragging(
250 |     _ scrollView: UIScrollView,
    |                   `- error: 'UIScrollView' is unavailable in watchOS
251 |     willDecelerate decelerate: Bool
252 |   ) {
/Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS27.0.sdk/System/Library/Frameworks/UIKit.framework/Headers/UIScrollView.h:87:12: note: 'UIScrollView' has been explicitly marked unavailable here
 85 |
 86 | UIKIT_EXTERN API_AVAILABLE(ios(2.0)) API_UNAVAILABLE(watchos) NS_SWIFT_UI_ACTOR
 87 | @interface UIScrollView : UIView <NSCoding, UIFocusItemScrollableContainer>
    |            `- note: 'UIScrollView' has been explicitly marked unavailable here
 88 |
 89 | @property(nonatomic)         CGPoint                      contentOffset;                  // default CGPointZero
/Users/admin/builder/spi-builder-workspace/Sources/ListDiffDataSource.swift:257:58: error: 'UIScrollView' is unavailable in watchOS
255 |   }
256 |
257 |   public func scrollViewDidEndDecelerating(_ scrollView: UIScrollView) {
    |                                                          `- error: 'UIScrollView' is unavailable in watchOS
258 |     updateCellAppearance()
259 |     collectionViewDelegate?.scrollViewDidEndDecelerating?(scrollView)
/Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS27.0.sdk/System/Library/Frameworks/UIKit.framework/Headers/UIScrollView.h:87:12: note: 'UIScrollView' has been explicitly marked unavailable here
 85 |
 86 | UIKIT_EXTERN API_AVAILABLE(ios(2.0)) API_UNAVAILABLE(watchos) NS_SWIFT_UI_ACTOR
 87 | @interface UIScrollView : UIView <NSCoding, UIFocusItemScrollableContainer>
    |            `- note: 'UIScrollView' has been explicitly marked unavailable here
 88 |
 89 | @property(nonatomic)         CGPoint                      contentOffset;                  // default CGPointZero
/Users/admin/builder/spi-builder-workspace/Sources/ListDiffDataSource.swift:233:31: error: 'UICollectionViewDelegate' is unavailable in watchOS
231 | }
232 |
233 | extension ListDiffDataSource: UICollectionViewDelegate {
    |                               `- error: 'UICollectionViewDelegate' is unavailable in watchOS
234 |
235 |   public func scrollViewDidScroll(_ scrollView: UIScrollView) {
/Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS27.0.sdk/System/Library/Frameworks/UIKit.framework/Headers/UICollectionView.h:114:11: note: 'UICollectionViewDelegate' has been explicitly marked unavailable here
112 |
113 | API_UNAVAILABLE(watchos) NS_SWIFT_UI_ACTOR
114 | @protocol UICollectionViewDelegate <UIScrollViewDelegate>
    |           `- note: 'UICollectionViewDelegate' has been explicitly marked unavailable here
115 | @optional
116 |
/Users/admin/builder/spi-builder-workspace/Sources/ListDiffDataSource.swift:266:23: error: 'UICollectionView' is unavailable in watchOS
264 |
265 |   public func collectionView(
266 |     _ collectionView: UICollectionView,
    |                       `- error: 'UICollectionView' is unavailable in watchOS
267 |     layout collectionViewLayout: UICollectionViewLayout,
268 |     sizeForItemAt indexPath: IndexPath
/Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS27.0.sdk/System/Library/Frameworks/UIKit.framework/Headers/UICollectionView.h:362:12: note: 'UICollectionView' has been explicitly marked unavailable here
360 |
361 | UIKIT_EXTERN API_AVAILABLE(ios(6.0)) API_UNAVAILABLE(watchos) NS_SWIFT_UI_ACTOR
362 | @interface UICollectionView : UIScrollView <UIDataSourceTranslating>
    |            `- note: 'UICollectionView' has been explicitly marked unavailable here
363 |
364 | - (instancetype)initWithFrame:(CGRect)frame collectionViewLayout:(UICollectionViewLayout *)layout NS_DESIGNATED_INITIALIZER;
/Users/admin/builder/spi-builder-workspace/Sources/ListDiffDataSource.swift:267:34: error: 'UICollectionViewLayout' is unavailable in watchOS
265 |   public func collectionView(
266 |     _ collectionView: UICollectionView,
267 |     layout collectionViewLayout: UICollectionViewLayout,
    |                                  `- error: 'UICollectionViewLayout' is unavailable in watchOS
268 |     sizeForItemAt indexPath: IndexPath
269 |   ) -> CGSize {
/Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS27.0.sdk/System/Library/Frameworks/UIKit.framework/Headers/UICollectionViewLayout.h:89:12: note: 'UICollectionViewLayout' has been explicitly marked unavailable here
 87 |
 88 | UIKIT_EXTERN API_AVAILABLE(ios(6.0)) API_UNAVAILABLE(watchos) NS_SWIFT_UI_ACTOR
 89 | @interface UICollectionViewLayout : NSObject <NSCoding>
    |            `- note: 'UICollectionViewLayout' has been explicitly marked unavailable here
 90 |
 91 | - (instancetype)init NS_DESIGNATED_INITIALIZER;
/Users/admin/builder/spi-builder-workspace/Sources/ListDiffDataSource.swift:263:31: error: 'UICollectionViewDelegateFlowLayout' is unavailable in watchOS
261 | }
262 |
263 | extension ListDiffDataSource: UICollectionViewDelegateFlowLayout {
    |                               `- error: 'UICollectionViewDelegateFlowLayout' is unavailable in watchOS
264 |
265 |   public func collectionView(
/Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS27.0.sdk/System/Library/Frameworks/UIKit.framework/Headers/UICollectionViewFlowLayout.h:33:11: note: 'UICollectionViewDelegateFlowLayout' has been explicitly marked unavailable here
31 |
32 | API_UNAVAILABLE(watchos) NS_SWIFT_UI_ACTOR
33 | @protocol UICollectionViewDelegateFlowLayout <UICollectionViewDelegate>
   |           `- note: 'UICollectionViewDelegateFlowLayout' has been explicitly marked unavailable here
34 | @optional
35 |
/Users/admin/builder/spi-builder-workspace/Sources/ListDiffDataSource.swift:44:57: error: 'UICollectionViewFlowLayout' is unavailable in watchOS
 42 |   ///
 43 |   public init(collectionView: UICollectionView, applyUpdatesAsync: Bool = false, contextObjects: AnyObject...) {
 44 |     precondition(collectionView.collectionViewLayout is UICollectionViewFlowLayout)
    |                                                         `- error: 'UICollectionViewFlowLayout' is unavailable in watchOS
 45 |     self.collectionView = collectionView
 46 |     self.applyUpdatesAsync = applyUpdatesAsync
/Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS27.0.sdk/System/Library/Frameworks/UIKit.framework/Headers/UICollectionViewFlowLayout.h:46:12: note: 'UICollectionViewFlowLayout' has been explicitly marked unavailable here
44 |
45 | UIKIT_EXTERN API_AVAILABLE(ios(6.0)) API_UNAVAILABLE(watchos) NS_SWIFT_UI_ACTOR
46 | @interface UICollectionViewFlowLayout : UICollectionViewLayout
   |            `- note: 'UICollectionViewFlowLayout' has been explicitly marked unavailable here
47 |
48 | @property (nonatomic) CGFloat minimumLineSpacing;
SwiftCompile normal arm64_32 /Users/admin/builder/spi-builder-workspace/Sources/ListDiffDataSource.swift (in target 'ListDiffUI' from project 'ListDiffUI')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    builtin-SwiftPerFileCompile ListDiffDataSource.swift
SwiftCompile normal arm64_32 Compiling\ ListDiffContext.swift /Users/admin/builder/spi-builder-workspace/Sources/ListDiffContext.swift (in target 'ListDiffUI' from project 'ListDiffUI')
SwiftCompile normal arm64_32 /Users/admin/builder/spi-builder-workspace/Sources/ListDiffContext.swift (in target 'ListDiffUI' from project 'ListDiffUI')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    builtin-SwiftPerFileCompile ListDiffContext.swift
SwiftCompile normal arm64_32 Compiling\ ListCellController.swift /Users/admin/builder/spi-builder-workspace/Sources/ListCellController.swift (in target 'ListDiffUI' from project 'ListDiffUI')
SwiftCompile normal arm64_32 /Users/admin/builder/spi-builder-workspace/Sources/ListCellController.swift (in target 'ListDiffUI' from project 'ListDiffUI')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    builtin-SwiftPerFileCompile ListCellController.swift
SwiftCompile normal arm64_32 Compiling\ ListSection.swift /Users/admin/builder/spi-builder-workspace/Sources/ListSection.swift (in target 'ListDiffUI' from project 'ListDiffUI')
SwiftCompile normal arm64_32 /Users/admin/builder/spi-builder-workspace/Sources/ListSection.swift (in target 'ListDiffUI' from project 'ListDiffUI')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    builtin-SwiftPerFileCompile ListSection.swift
SwiftCompile normal arm64 Compiling\ ListCellController.swift /Users/admin/builder/spi-builder-workspace/Sources/ListCellController.swift (in target 'ListDiffUI' from project 'ListDiffUI')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/ListCellController.swift (in target 'ListDiffUI' from project 'ListDiffUI')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    builtin-SwiftPerFileCompile ListCellController.swift
SwiftCompile normal arm64 Compiling\ ListDiffDataSource.swift /Users/admin/builder/spi-builder-workspace/Sources/ListDiffDataSource.swift (in target 'ListDiffUI' from project 'ListDiffUI')
/Users/admin/builder/spi-builder-workspace/Sources/ListDiffDataSource.swift:19:43: error: 'UICollectionViewDelegate' is unavailable in watchOS
 17 |   /// If you need to be the delegate of the UICollectionView as well, set your instance as the collectionViewDelegate instead.
 18 |   ///
 19 |   public weak var collectionViewDelegate: UICollectionViewDelegate?
    |                                           `- error: 'UICollectionViewDelegate' is unavailable in watchOS
 20 |
 21 |   private let collectionView: UICollectionView
/Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS27.0.sdk/System/Library/Frameworks/UIKit.framework/Headers/UICollectionView.h:114:11: note: 'UICollectionViewDelegate' has been explicitly marked unavailable here
112 |
113 | API_UNAVAILABLE(watchos) NS_SWIFT_UI_ACTOR
114 | @protocol UICollectionViewDelegate <UIScrollViewDelegate>
    |           `- note: 'UICollectionViewDelegate' has been explicitly marked unavailable here
115 | @optional
116 |
/Users/admin/builder/spi-builder-workspace/Sources/ListDiffDataSource.swift:21:31: error: 'UICollectionView' is unavailable in watchOS
 19 |   public weak var collectionViewDelegate: UICollectionViewDelegate?
 20 |
 21 |   private let collectionView: UICollectionView
    |                               `- error: 'UICollectionView' is unavailable in watchOS
 22 |   private let context: ListDiffContext
 23 |   private let queue: DispatchQueue
/Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS27.0.sdk/System/Library/Frameworks/UIKit.framework/Headers/UICollectionView.h:362:12: note: 'UICollectionView' has been explicitly marked unavailable here
360 |
361 | UIKIT_EXTERN API_AVAILABLE(ios(6.0)) API_UNAVAILABLE(watchos) NS_SWIFT_UI_ACTOR
362 | @interface UICollectionView : UIScrollView <UIDataSourceTranslating>
    |            `- note: 'UICollectionView' has been explicitly marked unavailable here
363 |
364 | - (instancetype)initWithFrame:(CGRect)frame collectionViewLayout:(UICollectionViewLayout *)layout NS_DESIGNATED_INITIALIZER;
/Users/admin/builder/spi-builder-workspace/Sources/ListDiffDataSource.swift:43:31: error: 'UICollectionView' is unavailable in watchOS
 41 |   ///     This is a way to pass in dependencies (e.g. logger) so that you don't have to piggyback them on ViewModels.
 42 |   ///
 43 |   public init(collectionView: UICollectionView, applyUpdatesAsync: Bool = false, contextObjects: AnyObject...) {
    |                               `- error: 'UICollectionView' is unavailable in watchOS
 44 |     precondition(collectionView.collectionViewLayout is UICollectionViewFlowLayout)
 45 |     self.collectionView = collectionView
/Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS27.0.sdk/System/Library/Frameworks/UIKit.framework/Headers/UICollectionView.h:362:12: note: 'UICollectionView' has been explicitly marked unavailable here
360 |
361 | UIKIT_EXTERN API_AVAILABLE(ios(6.0)) API_UNAVAILABLE(watchos) NS_SWIFT_UI_ACTOR
362 | @interface UICollectionView : UIScrollView <UIDataSourceTranslating>
    |            `- note: 'UICollectionView' has been explicitly marked unavailable here
363 |
364 | - (instancetype)initWithFrame:(CGRect)frame collectionViewLayout:(UICollectionViewLayout *)layout NS_DESIGNATED_INITIALIZER;
/Users/admin/builder/spi-builder-workspace/Sources/ListDiffDataSource.swift:200:23: error: 'UICollectionView' is unavailable in watchOS
198 |
199 |   public func collectionView(
200 |     _ collectionView: UICollectionView,
    |                       `- error: 'UICollectionView' is unavailable in watchOS
201 |     numberOfItemsInSection ListDiff: Int
202 |   ) -> Int {
/Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS27.0.sdk/System/Library/Frameworks/UIKit.framework/Headers/UICollectionView.h:362:12: note: 'UICollectionView' has been explicitly marked unavailable here
360 |
361 | UIKIT_EXTERN API_AVAILABLE(ios(6.0)) API_UNAVAILABLE(watchos) NS_SWIFT_UI_ACTOR
362 | @interface UICollectionView : UIScrollView <UIDataSourceTranslating>
    |            `- note: 'UICollectionView' has been explicitly marked unavailable here
363 |
364 | - (instancetype)initWithFrame:(CGRect)frame collectionViewLayout:(UICollectionViewLayout *)layout NS_DESIGNATED_INITIALIZER;
/Users/admin/builder/spi-builder-workspace/Sources/ListDiffDataSource.swift:207:23: error: 'UICollectionView' is unavailable in watchOS
205 |
206 |   public func collectionView(
207 |     _ collectionView: UICollectionView,
    |                       `- error: 'UICollectionView' is unavailable in watchOS
208 |     cellForItemAt indexPath: IndexPath
209 |   ) -> UICollectionViewCell {
/Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS27.0.sdk/System/Library/Frameworks/UIKit.framework/Headers/UICollectionView.h:362:12: note: 'UICollectionView' has been explicitly marked unavailable here
360 |
361 | UIKIT_EXTERN API_AVAILABLE(ios(6.0)) API_UNAVAILABLE(watchos) NS_SWIFT_UI_ACTOR
362 | @interface UICollectionView : UIScrollView <UIDataSourceTranslating>
    |            `- note: 'UICollectionView' has been explicitly marked unavailable here
363 |
364 | - (instancetype)initWithFrame:(CGRect)frame collectionViewLayout:(UICollectionViewLayout *)layout NS_DESIGNATED_INITIALIZER;
/Users/admin/builder/spi-builder-workspace/Sources/ListDiffDataSource.swift:209:8: error: 'UICollectionViewCell' is unavailable in watchOS
207 |     _ collectionView: UICollectionView,
208 |     cellForItemAt indexPath: IndexPath
209 |   ) -> UICollectionViewCell {
    |        `- error: 'UICollectionViewCell' is unavailable in watchOS
210 |     let viewDataModel = viewDataModels[indexPath.item]
211 |     let reuseIdentifier = viewDataModel.controllerType.cellType.reuseIdentifier
/Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS27.0.sdk/System/Library/Frameworks/UIKit.framework/Headers/UICollectionViewCell.h:65:12: note: 'UICollectionViewCell' has been explicitly marked unavailable here
 63 |
 64 | UIKIT_EXTERN API_AVAILABLE(ios(6.0)) API_UNAVAILABLE(watchos) NS_SWIFT_UI_ACTOR
 65 | @interface UICollectionViewCell : UICollectionReusableView
    |            `- note: 'UICollectionViewCell' has been explicitly marked unavailable here
 66 |
 67 | /// Returns the current configuration state for the cell.
/Users/admin/builder/spi-builder-workspace/Sources/ListDiffDataSource.swift:197:31: error: 'UICollectionViewDataSource' is unavailable in watchOS
195 | }
196 |
197 | extension ListDiffDataSource: UICollectionViewDataSource {
    |                               `- error: 'UICollectionViewDataSource' is unavailable in watchOS
198 |
199 |   public func collectionView(
/Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS27.0.sdk/System/Library/Frameworks/UIKit.framework/Headers/UICollectionView.h:73:11: note: 'UICollectionViewDataSource' has been explicitly marked unavailable here
 71 |
 72 | API_UNAVAILABLE(watchos) NS_SWIFT_UI_ACTOR
 73 | @protocol UICollectionViewDataSource <NSObject>
    |           `- note: 'UICollectionViewDataSource' has been explicitly marked unavailable here
 74 | @required
 75 |
/Users/admin/builder/spi-builder-workspace/Sources/ListDiffDataSource.swift:235:49: error: 'UIScrollView' is unavailable in watchOS
233 | extension ListDiffDataSource: UICollectionViewDelegate {
234 |
235 |   public func scrollViewDidScroll(_ scrollView: UIScrollView) {
    |                                                 `- error: 'UIScrollView' is unavailable in watchOS
236 |     let time = CACurrentMediaTime()
237 |     if time - lastAppearanceUpdateTime > cellAppearanceUpdateInterval {
/Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS27.0.sdk/System/Library/Frameworks/UIKit.framework/Headers/UIScrollView.h:87:12: note: 'UIScrollView' has been explicitly marked unavailable here
 85 |
 86 | UIKIT_EXTERN API_AVAILABLE(ios(2.0)) API_UNAVAILABLE(watchos) NS_SWIFT_UI_ACTOR
 87 | @interface UIScrollView : UIView <NSCoding, UIFocusItemScrollableContainer>
    |            `- note: 'UIScrollView' has been explicitly marked unavailable here
 88 |
 89 | @property(nonatomic)         CGPoint                      contentOffset;                  // default CGPointZero
/Users/admin/builder/spi-builder-workspace/Sources/ListDiffDataSource.swift:244:57: error: 'UIScrollView' is unavailable in watchOS
242 |   }
243 |
244 |   public func scrollViewWillBeginDragging(_ scrollView: UIScrollView) {
    |                                                         `- error: 'UIScrollView' is unavailable in watchOS
245 |     updateCellAppearance()
246 |     collectionViewDelegate?.scrollViewWillBeginDragging?(scrollView)
/Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS27.0.sdk/System/Library/Frameworks/UIKit.framework/Headers/UIScrollView.h:87:12: note: 'UIScrollView' has been explicitly marked unavailable here
 85 |
 86 | UIKIT_EXTERN API_AVAILABLE(ios(2.0)) API_UNAVAILABLE(watchos) NS_SWIFT_UI_ACTOR
 87 | @interface UIScrollView : UIView <NSCoding, UIFocusItemScrollableContainer>
    |            `- note: 'UIScrollView' has been explicitly marked unavailable here
 88 |
 89 | @property(nonatomic)         CGPoint                      contentOffset;                  // default CGPointZero
/Users/admin/builder/spi-builder-workspace/Sources/ListDiffDataSource.swift:250:19: error: 'UIScrollView' is unavailable in watchOS
248 |
249 |   public func scrollViewDidEndDragging(
250 |     _ scrollView: UIScrollView,
    |                   `- error: 'UIScrollView' is unavailable in watchOS
251 |     willDecelerate decelerate: Bool
252 |   ) {
/Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS27.0.sdk/System/Library/Frameworks/UIKit.framework/Headers/UIScrollView.h:87:12: note: 'UIScrollView' has been explicitly marked unavailable here
 85 |
 86 | UIKIT_EXTERN API_AVAILABLE(ios(2.0)) API_UNAVAILABLE(watchos) NS_SWIFT_UI_ACTOR
 87 | @interface UIScrollView : UIView <NSCoding, UIFocusItemScrollableContainer>
    |            `- note: 'UIScrollView' has been explicitly marked unavailable here
 88 |
 89 | @property(nonatomic)         CGPoint                      contentOffset;                  // default CGPointZero
/Users/admin/builder/spi-builder-workspace/Sources/ListDiffDataSource.swift:257:58: error: 'UIScrollView' is unavailable in watchOS
255 |   }
256 |
257 |   public func scrollViewDidEndDecelerating(_ scrollView: UIScrollView) {
    |                                                          `- error: 'UIScrollView' is unavailable in watchOS
258 |     updateCellAppearance()
259 |     collectionViewDelegate?.scrollViewDidEndDecelerating?(scrollView)
/Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS27.0.sdk/System/Library/Frameworks/UIKit.framework/Headers/UIScrollView.h:87:12: note: 'UIScrollView' has been explicitly marked unavailable here
 85 |
 86 | UIKIT_EXTERN API_AVAILABLE(ios(2.0)) API_UNAVAILABLE(watchos) NS_SWIFT_UI_ACTOR
 87 | @interface UIScrollView : UIView <NSCoding, UIFocusItemScrollableContainer>
    |            `- note: 'UIScrollView' has been explicitly marked unavailable here
 88 |
 89 | @property(nonatomic)         CGPoint                      contentOffset;                  // default CGPointZero
/Users/admin/builder/spi-builder-workspace/Sources/ListDiffDataSource.swift:233:31: error: 'UICollectionViewDelegate' is unavailable in watchOS
231 | }
232 |
233 | extension ListDiffDataSource: UICollectionViewDelegate {
    |                               `- error: 'UICollectionViewDelegate' is unavailable in watchOS
234 |
235 |   public func scrollViewDidScroll(_ scrollView: UIScrollView) {
/Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS27.0.sdk/System/Library/Frameworks/UIKit.framework/Headers/UICollectionView.h:114:11: note: 'UICollectionViewDelegate' has been explicitly marked unavailable here
112 |
113 | API_UNAVAILABLE(watchos) NS_SWIFT_UI_ACTOR
114 | @protocol UICollectionViewDelegate <UIScrollViewDelegate>
    |           `- note: 'UICollectionViewDelegate' has been explicitly marked unavailable here
115 | @optional
116 |
/Users/admin/builder/spi-builder-workspace/Sources/ListDiffDataSource.swift:266:23: error: 'UICollectionView' is unavailable in watchOS
264 |
265 |   public func collectionView(
266 |     _ collectionView: UICollectionView,
    |                       `- error: 'UICollectionView' is unavailable in watchOS
267 |     layout collectionViewLayout: UICollectionViewLayout,
268 |     sizeForItemAt indexPath: IndexPath
/Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS27.0.sdk/System/Library/Frameworks/UIKit.framework/Headers/UICollectionView.h:362:12: note: 'UICollectionView' has been explicitly marked unavailable here
360 |
361 | UIKIT_EXTERN API_AVAILABLE(ios(6.0)) API_UNAVAILABLE(watchos) NS_SWIFT_UI_ACTOR
362 | @interface UICollectionView : UIScrollView <UIDataSourceTranslating>
    |            `- note: 'UICollectionView' has been explicitly marked unavailable here
363 |
364 | - (instancetype)initWithFrame:(CGRect)frame collectionViewLayout:(UICollectionViewLayout *)layout NS_DESIGNATED_INITIALIZER;
/Users/admin/builder/spi-builder-workspace/Sources/ListDiffDataSource.swift:267:34: error: 'UICollectionViewLayout' is unavailable in watchOS
265 |   public func collectionView(
266 |     _ collectionView: UICollectionView,
267 |     layout collectionViewLayout: UICollectionViewLayout,
    |                                  `- error: 'UICollectionViewLayout' is unavailable in watchOS
268 |     sizeForItemAt indexPath: IndexPath
269 |   ) -> CGSize {
/Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS27.0.sdk/System/Library/Frameworks/UIKit.framework/Headers/UICollectionViewLayout.h:89:12: note: 'UICollectionViewLayout' has been explicitly marked unavailable here
 87 |
 88 | UIKIT_EXTERN API_AVAILABLE(ios(6.0)) API_UNAVAILABLE(watchos) NS_SWIFT_UI_ACTOR
 89 | @interface UICollectionViewLayout : NSObject <NSCoding>
    |            `- note: 'UICollectionViewLayout' has been explicitly marked unavailable here
 90 |
 91 | - (instancetype)init NS_DESIGNATED_INITIALIZER;
/Users/admin/builder/spi-builder-workspace/Sources/ListDiffDataSource.swift:263:31: error: 'UICollectionViewDelegateFlowLayout' is unavailable in watchOS
261 | }
262 |
263 | extension ListDiffDataSource: UICollectionViewDelegateFlowLayout {
    |                               `- error: 'UICollectionViewDelegateFlowLayout' is unavailable in watchOS
264 |
265 |   public func collectionView(
/Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS27.0.sdk/System/Library/Frameworks/UIKit.framework/Headers/UICollectionViewFlowLayout.h:33:11: note: 'UICollectionViewDelegateFlowLayout' has been explicitly marked unavailable here
31 |
32 | API_UNAVAILABLE(watchos) NS_SWIFT_UI_ACTOR
33 | @protocol UICollectionViewDelegateFlowLayout <UICollectionViewDelegate>
   |           `- note: 'UICollectionViewDelegateFlowLayout' has been explicitly marked unavailable here
34 | @optional
35 |
/Users/admin/builder/spi-builder-workspace/Sources/ListDiffDataSource.swift:44:57: error: 'UICollectionViewFlowLayout' is unavailable in watchOS
 42 |   ///
 43 |   public init(collectionView: UICollectionView, applyUpdatesAsync: Bool = false, contextObjects: AnyObject...) {
 44 |     precondition(collectionView.collectionViewLayout is UICollectionViewFlowLayout)
    |                                                         `- error: 'UICollectionViewFlowLayout' is unavailable in watchOS
 45 |     self.collectionView = collectionView
 46 |     self.applyUpdatesAsync = applyUpdatesAsync
/Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS27.0.sdk/System/Library/Frameworks/UIKit.framework/Headers/UICollectionViewFlowLayout.h:46:12: note: 'UICollectionViewFlowLayout' has been explicitly marked unavailable here
44 |
45 | UIKIT_EXTERN API_AVAILABLE(ios(6.0)) API_UNAVAILABLE(watchos) NS_SWIFT_UI_ACTOR
46 | @interface UICollectionViewFlowLayout : UICollectionViewLayout
   |            `- note: 'UICollectionViewFlowLayout' has been explicitly marked unavailable here
47 |
48 | @property (nonatomic) CGFloat minimumLineSpacing;
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/ListDiffDataSource.swift (in target 'ListDiffUI' from project 'ListDiffUI')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    builtin-SwiftPerFileCompile ListDiffDataSource.swift
SwiftEmitModule normal arm64 Emitting\ module\ for\ ListDiffUI (in target 'ListDiffUI' from project 'ListDiffUI')
/Users/admin/builder/spi-builder-workspace/Sources/ListCell.swift:5:22: error: 'UICollectionViewCell' is unavailable in watchOS
 3 | /// Cell class that extends from UICollectionViewCell.
 4 | ///
 5 | open class ListCell: UICollectionViewCell {
   |                      `- error: 'UICollectionViewCell' is unavailable in watchOS
 6 |
 7 |   class var reuseIdentifier: String {
/Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS27.0.sdk/System/Library/Frameworks/UIKit.framework/Headers/UICollectionViewCell.h:65:12: note: 'UICollectionViewCell' has been explicitly marked unavailable here
 63 |
 64 | UIKIT_EXTERN API_AVAILABLE(ios(6.0)) API_UNAVAILABLE(watchos) NS_SWIFT_UI_ACTOR
 65 | @interface UICollectionViewCell : UICollectionReusableView
    |            `- note: 'UICollectionViewCell' has been explicitly marked unavailable here
 66 |
 67 | /// Returns the current configuration state for the cell.
/Users/admin/builder/spi-builder-workspace/Sources/ListCellController.swift:233:34: error: 'UICollectionViewCell' is unavailable in watchOS
231 |   var anyDelegate: WeakAnyObject
232 |
233 |   var layoutInvalidateHandler: ((UICollectionViewCell) -> Void)?
    |                                  `- error: 'UICollectionViewCell' is unavailable in watchOS
234 |
235 |   required public init(
/Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS27.0.sdk/System/Library/Frameworks/UIKit.framework/Headers/UICollectionViewCell.h:65:12: note: 'UICollectionViewCell' has been explicitly marked unavailable here
 63 |
 64 | UIKIT_EXTERN API_AVAILABLE(ios(6.0)) API_UNAVAILABLE(watchos) NS_SWIFT_UI_ACTOR
 65 | @interface UICollectionViewCell : UICollectionReusableView
    |            `- note: 'UICollectionViewCell' has been explicitly marked unavailable here
 66 |
 67 | /// Returns the current configuration state for the cell.
/Users/admin/builder/spi-builder-workspace/Sources/ListDiffDataSource.swift:19:43: error: 'UICollectionViewDelegate' is unavailable in watchOS
 17 |   /// If you need to be the delegate of the UICollectionView as well, set your instance as the collectionViewDelegate instead.
 18 |   ///
 19 |   public weak var collectionViewDelegate: UICollectionViewDelegate?
    |                                           `- error: 'UICollectionViewDelegate' is unavailable in watchOS
 20 |
 21 |   private let collectionView: UICollectionView
/Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS27.0.sdk/System/Library/Frameworks/UIKit.framework/Headers/UICollectionView.h:114:11: note: 'UICollectionViewDelegate' has been explicitly marked unavailable here
112 |
113 | API_UNAVAILABLE(watchos) NS_SWIFT_UI_ACTOR
114 | @protocol UICollectionViewDelegate <UIScrollViewDelegate>
    |           `- note: 'UICollectionViewDelegate' has been explicitly marked unavailable here
115 | @optional
116 |
/Users/admin/builder/spi-builder-workspace/Sources/ListDiffDataSource.swift:21:31: error: 'UICollectionView' is unavailable in watchOS
 19 |   public weak var collectionViewDelegate: UICollectionViewDelegate?
 20 |
 21 |   private let collectionView: UICollectionView
    |                               `- error: 'UICollectionView' is unavailable in watchOS
 22 |   private let context: ListDiffContext
 23 |   private let queue: DispatchQueue
/Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS27.0.sdk/System/Library/Frameworks/UIKit.framework/Headers/UICollectionView.h:362:12: note: 'UICollectionView' has been explicitly marked unavailable here
360 |
361 | UIKIT_EXTERN API_AVAILABLE(ios(6.0)) API_UNAVAILABLE(watchos) NS_SWIFT_UI_ACTOR
362 | @interface UICollectionView : UIScrollView <UIDataSourceTranslating>
    |            `- note: 'UICollectionView' has been explicitly marked unavailable here
363 |
364 | - (instancetype)initWithFrame:(CGRect)frame collectionViewLayout:(UICollectionViewLayout *)layout NS_DESIGNATED_INITIALIZER;
/Users/admin/builder/spi-builder-workspace/Sources/ListDiffDataSource.swift:43:31: error: 'UICollectionView' is unavailable in watchOS
 41 |   ///     This is a way to pass in dependencies (e.g. logger) so that you don't have to piggyback them on ViewModels.
 42 |   ///
 43 |   public init(collectionView: UICollectionView, applyUpdatesAsync: Bool = false, contextObjects: AnyObject...) {
    |                               `- error: 'UICollectionView' is unavailable in watchOS
 44 |     precondition(collectionView.collectionViewLayout is UICollectionViewFlowLayout)
 45 |     self.collectionView = collectionView
/Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS27.0.sdk/System/Library/Frameworks/UIKit.framework/Headers/UICollectionView.h:362:12: note: 'UICollectionView' has been explicitly marked unavailable here
360 |
361 | UIKIT_EXTERN API_AVAILABLE(ios(6.0)) API_UNAVAILABLE(watchos) NS_SWIFT_UI_ACTOR
362 | @interface UICollectionView : UIScrollView <UIDataSourceTranslating>
    |            `- note: 'UICollectionView' has been explicitly marked unavailable here
363 |
364 | - (instancetype)initWithFrame:(CGRect)frame collectionViewLayout:(UICollectionViewLayout *)layout NS_DESIGNATED_INITIALIZER;
/Users/admin/builder/spi-builder-workspace/Sources/ListDiffDataSource.swift:200:23: error: 'UICollectionView' is unavailable in watchOS
198 |
199 |   public func collectionView(
200 |     _ collectionView: UICollectionView,
    |                       `- error: 'UICollectionView' is unavailable in watchOS
201 |     numberOfItemsInSection ListDiff: Int
202 |   ) -> Int {
/Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS27.0.sdk/System/Library/Frameworks/UIKit.framework/Headers/UICollectionView.h:362:12: note: 'UICollectionView' has been explicitly marked unavailable here
360 |
361 | UIKIT_EXTERN API_AVAILABLE(ios(6.0)) API_UNAVAILABLE(watchos) NS_SWIFT_UI_ACTOR
362 | @interface UICollectionView : UIScrollView <UIDataSourceTranslating>
    |            `- note: 'UICollectionView' has been explicitly marked unavailable here
363 |
364 | - (instancetype)initWithFrame:(CGRect)frame collectionViewLayout:(UICollectionViewLayout *)layout NS_DESIGNATED_INITIALIZER;
/Users/admin/builder/spi-builder-workspace/Sources/ListDiffDataSource.swift:207:23: error: 'UICollectionView' is unavailable in watchOS
205 |
206 |   public func collectionView(
207 |     _ collectionView: UICollectionView,
    |                       `- error: 'UICollectionView' is unavailable in watchOS
208 |     cellForItemAt indexPath: IndexPath
209 |   ) -> UICollectionViewCell {
/Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS27.0.sdk/System/Library/Frameworks/UIKit.framework/Headers/UICollectionView.h:362:12: note: 'UICollectionView' has been explicitly marked unavailable here
360 |
361 | UIKIT_EXTERN API_AVAILABLE(ios(6.0)) API_UNAVAILABLE(watchos) NS_SWIFT_UI_ACTOR
362 | @interface UICollectionView : UIScrollView <UIDataSourceTranslating>
    |            `- note: 'UICollectionView' has been explicitly marked unavailable here
363 |
364 | - (instancetype)initWithFrame:(CGRect)frame collectionViewLayout:(UICollectionViewLayout *)layout NS_DESIGNATED_INITIALIZER;
/Users/admin/builder/spi-builder-workspace/Sources/ListDiffDataSource.swift:209:8: error: 'UICollectionViewCell' is unavailable in watchOS
207 |     _ collectionView: UICollectionView,
208 |     cellForItemAt indexPath: IndexPath
209 |   ) -> UICollectionViewCell {
    |        `- error: 'UICollectionViewCell' is unavailable in watchOS
210 |     let viewDataModel = viewDataModels[indexPath.item]
211 |     let reuseIdentifier = viewDataModel.controllerType.cellType.reuseIdentifier
/Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS27.0.sdk/System/Library/Frameworks/UIKit.framework/Headers/UICollectionViewCell.h:65:12: note: 'UICollectionViewCell' has been explicitly marked unavailable here
 63 |
 64 | UIKIT_EXTERN API_AVAILABLE(ios(6.0)) API_UNAVAILABLE(watchos) NS_SWIFT_UI_ACTOR
 65 | @interface UICollectionViewCell : UICollectionReusableView
    |            `- note: 'UICollectionViewCell' has been explicitly marked unavailable here
 66 |
 67 | /// Returns the current configuration state for the cell.
/Users/admin/builder/spi-builder-workspace/Sources/ListDiffDataSource.swift:197:31: error: 'UICollectionViewDataSource' is unavailable in watchOS
195 | }
196 |
197 | extension ListDiffDataSource: UICollectionViewDataSource {
    |                               `- error: 'UICollectionViewDataSource' is unavailable in watchOS
198 |
199 |   public func collectionView(
/Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS27.0.sdk/System/Library/Frameworks/UIKit.framework/Headers/UICollectionView.h:73:11: note: 'UICollectionViewDataSource' has been explicitly marked unavailable here
 71 |
 72 | API_UNAVAILABLE(watchos) NS_SWIFT_UI_ACTOR
 73 | @protocol UICollectionViewDataSource <NSObject>
    |           `- note: 'UICollectionViewDataSource' has been explicitly marked unavailable here
 74 | @required
 75 |
/Users/admin/builder/spi-builder-workspace/Sources/ListDiffDataSource.swift:235:49: error: 'UIScrollView' is unavailable in watchOS
233 | extension ListDiffDataSource: UICollectionViewDelegate {
234 |
235 |   public func scrollViewDidScroll(_ scrollView: UIScrollView) {
    |                                                 `- error: 'UIScrollView' is unavailable in watchOS
236 |     let time = CACurrentMediaTime()
237 |     if time - lastAppearanceUpdateTime > cellAppearanceUpdateInterval {
/Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS27.0.sdk/System/Library/Frameworks/UIKit.framework/Headers/UIScrollView.h:87:12: note: 'UIScrollView' has been explicitly marked unavailable here
 85 |
 86 | UIKIT_EXTERN API_AVAILABLE(ios(2.0)) API_UNAVAILABLE(watchos) NS_SWIFT_UI_ACTOR
 87 | @interface UIScrollView : UIView <NSCoding, UIFocusItemScrollableContainer>
    |            `- note: 'UIScrollView' has been explicitly marked unavailable here
 88 |
 89 | @property(nonatomic)         CGPoint                      contentOffset;                  // default CGPointZero
/Users/admin/builder/spi-builder-workspace/Sources/ListDiffDataSource.swift:244:57: error: 'UIScrollView' is unavailable in watchOS
242 |   }
243 |
244 |   public func scrollViewWillBeginDragging(_ scrollView: UIScrollView) {
    |                                                         `- error: 'UIScrollView' is unavailable in watchOS
245 |     updateCellAppearance()
246 |     collectionViewDelegate?.scrollViewWillBeginDragging?(scrollView)
/Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS27.0.sdk/System/Library/Frameworks/UIKit.framework/Headers/UIScrollView.h:87:12: note: 'UIScrollView' has been explicitly marked unavailable here
 85 |
 86 | UIKIT_EXTERN API_AVAILABLE(ios(2.0)) API_UNAVAILABLE(watchos) NS_SWIFT_UI_ACTOR
 87 | @interface UIScrollView : UIView <NSCoding, UIFocusItemScrollableContainer>
    |            `- note: 'UIScrollView' has been explicitly marked unavailable here
 88 |
 89 | @property(nonatomic)         CGPoint                      contentOffset;                  // default CGPointZero
/Users/admin/builder/spi-builder-workspace/Sources/ListDiffDataSource.swift:250:19: error: 'UIScrollView' is unavailable in watchOS
248 |
249 |   public func scrollViewDidEndDragging(
250 |     _ scrollView: UIScrollView,
    |                   `- error: 'UIScrollView' is unavailable in watchOS
251 |     willDecelerate decelerate: Bool
252 |   ) {
/Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS27.0.sdk/System/Library/Frameworks/UIKit.framework/Headers/UIScrollView.h:87:12: note: 'UIScrollView' has been explicitly marked unavailable here
 85 |
 86 | UIKIT_EXTERN API_AVAILABLE(ios(2.0)) API_UNAVAILABLE(watchos) NS_SWIFT_UI_ACTOR
 87 | @interface UIScrollView : UIView <NSCoding, UIFocusItemScrollableContainer>
    |            `- note: 'UIScrollView' has been explicitly marked unavailable here
 88 |
 89 | @property(nonatomic)         CGPoint                      contentOffset;                  // default CGPointZero
/Users/admin/builder/spi-builder-workspace/Sources/ListDiffDataSource.swift:257:58: error: 'UIScrollView' is unavailable in watchOS
255 |   }
256 |
257 |   public func scrollViewDidEndDecelerating(_ scrollView: UIScrollView) {
    |                                                          `- error: 'UIScrollView' is unavailable in watchOS
258 |     updateCellAppearance()
259 |     collectionViewDelegate?.scrollViewDidEndDecelerating?(scrollView)
/Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS27.0.sdk/System/Library/Frameworks/UIKit.framework/Headers/UIScrollView.h:87:12: note: 'UIScrollView' has been explicitly marked unavailable here
 85 |
 86 | UIKIT_EXTERN API_AVAILABLE(ios(2.0)) API_UNAVAILABLE(watchos) NS_SWIFT_UI_ACTOR
 87 | @interface UIScrollView : UIView <NSCoding, UIFocusItemScrollableContainer>
    |            `- note: 'UIScrollView' has been explicitly marked unavailable here
 88 |
 89 | @property(nonatomic)         CGPoint                      contentOffset;                  // default CGPointZero
/Users/admin/builder/spi-builder-workspace/Sources/ListDiffDataSource.swift:233:31: error: 'UICollectionViewDelegate' is unavailable in watchOS
231 | }
232 |
233 | extension ListDiffDataSource: UICollectionViewDelegate {
    |                               `- error: 'UICollectionViewDelegate' is unavailable in watchOS
234 |
235 |   public func scrollViewDidScroll(_ scrollView: UIScrollView) {
/Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS27.0.sdk/System/Library/Frameworks/UIKit.framework/Headers/UICollectionView.h:114:11: note: 'UICollectionViewDelegate' has been explicitly marked unavailable here
112 |
113 | API_UNAVAILABLE(watchos) NS_SWIFT_UI_ACTOR
114 | @protocol UICollectionViewDelegate <UIScrollViewDelegate>
    |           `- note: 'UICollectionViewDelegate' has been explicitly marked unavailable here
115 | @optional
116 |
/Users/admin/builder/spi-builder-workspace/Sources/ListDiffDataSource.swift:266:23: error: 'UICollectionView' is unavailable in watchOS
264 |
265 |   public func collectionView(
266 |     _ collectionView: UICollectionView,
    |                       `- error: 'UICollectionView' is unavailable in watchOS
267 |     layout collectionViewLayout: UICollectionViewLayout,
268 |     sizeForItemAt indexPath: IndexPath
/Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS27.0.sdk/System/Library/Frameworks/UIKit.framework/Headers/UICollectionView.h:362:12: note: 'UICollectionView' has been explicitly marked unavailable here
360 |
361 | UIKIT_EXTERN API_AVAILABLE(ios(6.0)) API_UNAVAILABLE(watchos) NS_SWIFT_UI_ACTOR
362 | @interface UICollectionView : UIScrollView <UIDataSourceTranslating>
    |            `- note: 'UICollectionView' has been explicitly marked unavailable here
363 |
364 | - (instancetype)initWithFrame:(CGRect)frame collectionViewLayout:(UICollectionViewLayout *)layout NS_DESIGNATED_INITIALIZER;
/Users/admin/builder/spi-builder-workspace/Sources/ListDiffDataSource.swift:267:34: error: 'UICollectionViewLayout' is unavailable in watchOS
265 |   public func collectionView(
266 |     _ collectionView: UICollectionView,
267 |     layout collectionViewLayout: UICollectionViewLayout,
    |                                  `- error: 'UICollectionViewLayout' is unavailable in watchOS
268 |     sizeForItemAt indexPath: IndexPath
269 |   ) -> CGSize {
/Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS27.0.sdk/System/Library/Frameworks/UIKit.framework/Headers/UICollectionViewLayout.h:89:12: note: 'UICollectionViewLayout' has been explicitly marked unavailable here
 87 |
 88 | UIKIT_EXTERN API_AVAILABLE(ios(6.0)) API_UNAVAILABLE(watchos) NS_SWIFT_UI_ACTOR
 89 | @interface UICollectionViewLayout : NSObject <NSCoding>
    |            `- note: 'UICollectionViewLayout' has been explicitly marked unavailable here
 90 |
 91 | - (instancetype)init NS_DESIGNATED_INITIALIZER;
/Users/admin/builder/spi-builder-workspace/Sources/ListDiffDataSource.swift:263:31: error: 'UICollectionViewDelegateFlowLayout' is unavailable in watchOS
261 | }
262 |
263 | extension ListDiffDataSource: UICollectionViewDelegateFlowLayout {
    |                               `- error: 'UICollectionViewDelegateFlowLayout' is unavailable in watchOS
264 |
265 |   public func collectionView(
/Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS27.0.sdk/System/Library/Frameworks/UIKit.framework/Headers/UICollectionViewFlowLayout.h:33:11: note: 'UICollectionViewDelegateFlowLayout' has been explicitly marked unavailable here
31 |
32 | API_UNAVAILABLE(watchos) NS_SWIFT_UI_ACTOR
33 | @protocol UICollectionViewDelegateFlowLayout <UICollectionViewDelegate>
   |           `- note: 'UICollectionViewDelegateFlowLayout' has been explicitly marked unavailable here
34 | @optional
35 |
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/ListCell.swift /Users/admin/builder/spi-builder-workspace/Sources/ListCellController.swift /Users/admin/builder/spi-builder-workspace/Sources/ListDiffContext.swift /Users/admin/builder/spi-builder-workspace/Sources/ListDiffDataSource.swift /Users/admin/builder/spi-builder-workspace/Sources/ListSection.swift /Users/admin/builder/spi-builder-workspace/Sources/ListViewModel.swift /Users/admin/builder/spi-builder-workspace/Sources/ListViewState.swift -target arm64-apple-watchos9.0 -disable-cross-import-overlay-search -load-resolved-plugin /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/WatchOS.platform/Developer/usr/lib/swift/host/plugins/libFoundationMacros.dylib\#/Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/WatchOS.platform/Developer/usr/bin/swift-plugin-server\#FoundationMacros -load-resolved-plugin /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/WatchOS.platform/Developer/usr/lib/swift/host/plugins/libObservationMacros.dylib\#/Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/WatchOS.platform/Developer/usr/bin/swift-plugin-server\#ObservationMacros -load-resolved-plugin /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/WatchOS.platform/Developer/usr/lib/swift/host/plugins/libSwiftMacros.dylib\#/Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/WatchOS.platform/Developer/usr/bin/swift-plugin-server\#SwiftMacros -load-resolved-plugin /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/WatchOS.platform/Developer/usr/lib/swift/host/plugins/libSwiftUIMacros.dylib\#/Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/WatchOS.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/.derivedData/Build/Intermediates.noindex/ListDiffUI.build/Debug-watchos/ListDiffUI-t.build/Objects-normal/arm64/ListDiffUI-dependencies-2.json -Xllvm -aarch64-use-tbi -enable-objc-interop -stack-check -sdk /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS27.0.sdk -I /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-watchos -Isystem /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/WatchOS.platform/Developer/usr/lib -F /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-watchos/PackageFrameworks -F /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-watchos -F /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/WatchOS.platform/Developer/Library/Frameworks -F /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS27.0.sdk/Developer/Library/Frameworks -module-cache-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SwiftExplicitPrecompiledModules -no-color-diagnostics -Xcc -fno-color-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/.derivedData/ModuleCache.noindex/Session.modulevalidation -Xcc -working-directory -Xcc /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode -enable-anonymous-context-mangled-names -file-compilation-dir /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode -Xcc -D_LIBCPP_HARDENING_MODE\=_LIBCPP_HARDENING_MODE_DEBUG -Xcc -ivfsstatcache -Xcc /Users/admin/builder/spi-builder-workspace/.derivedData/SDKStatCaches.noindex/watchos27.0-24R360-e829b21a6f8c9b70876ba0858053c04477534ef55a1706bf4c1112bbb242f0a2.sdkstatcache -Xcc -fmodules-prune-interval\=86400 -Xcc -fmodules-prune-after\=345600 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-watchos/include -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ListDiffUI.build/Debug-watchos/ListDiffUI-t.build/DerivedSources-normal/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ListDiffUI.build/Debug-watchos/ListDiffUI-t.build/DerivedSources/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ListDiffUI.build/Debug-watchos/ListDiffUI-t.build/DerivedSources -Xcc -DSWIFT_PACKAGE -Xcc -DDEBUG\=1 -no-auto-bridging-header-chaining -module-name ListDiffUI -const-gather-protocols-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ListDiffUI.build/Debug-watchos/ListDiffUI-t.build/Objects-normal/arm64/ListDiffUI_const_extract_protocols.json -disable-clang-spi -clang-target arm64-apple-watchos27.0 -target-sdk-version 27.0 -target-sdk-name watchos27.0 -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/.derivedData/Build/Intermediates.noindex/ListDiffUI.build/Debug-watchos/ListDiffUI-t.build/Objects-normal/arm64/ListDiffUI.swiftdoc -emit-module-source-info-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ListDiffUI.build/Debug-watchos/ListDiffUI-t.build/Objects-normal/arm64/ListDiffUI.swiftsourceinfo -emit-objc-header-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ListDiffUI.build/Debug-watchos/ListDiffUI-t.build/Objects-normal/arm64/ListDiffUI-Swift.h -serialize-diagnostics-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ListDiffUI.build/Debug-watchos/ListDiffUI-t.build/Objects-normal/arm64/ListDiffUI-primary-emit-module.dia -emit-dependencies-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ListDiffUI.build/Debug-watchos/ListDiffUI-t.build/Objects-normal/arm64/ListDiffUI-primary-emit-module.d -parse-as-library -o /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ListDiffUI.build/Debug-watchos/ListDiffUI-t.build/Objects-normal/arm64/ListDiffUI.swiftmodule -emit-abi-descriptor-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ListDiffUI.build/Debug-watchos/ListDiffUI-t.build/Objects-normal/arm64/ListDiffUI.abi.json
SwiftCompile normal arm64 (in target 'ListDiffUI' from project 'ListDiffUI')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

SwiftCompile normal arm64 Compiling\ ListCell.swift /Users/admin/builder/spi-builder-workspace/Sources/ListCell.swift (in target 'ListDiffUI' from project 'ListDiffUI')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/ListCell.swift (in target 'ListDiffUI' from project 'ListDiffUI')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    builtin-SwiftPerFileCompile ListCell.swift
SwiftDriverJobDiscovery normal arm64_32 Compiling ListDiffContext.swift (in target 'ListDiffUI' from project 'ListDiffUI')
SwiftDriverJobDiscovery normal arm64_32 Compiling ListSection.swift (in target 'ListDiffUI' from project 'ListDiffUI')
SwiftCompile normal arm64_32 Compiling\ ListViewModel.swift /Users/admin/builder/spi-builder-workspace/Sources/ListViewModel.swift (in target 'ListDiffUI' from project 'ListDiffUI')
SwiftCompile normal arm64_32 /Users/admin/builder/spi-builder-workspace/Sources/ListViewModel.swift (in target 'ListDiffUI' from project 'ListDiffUI')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    builtin-SwiftPerFileCompile ListViewModel.swift
PruneExplicitPrecompiledModules /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SwiftExplicitPrecompiledModules
PruneExplicitPrecompiledModules /Users/admin/builder/spi-builder-workspace/.derivedData/SDKExplicitPrecompiledModules
PruneExplicitPrecompiledModules /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ExplicitPrecompiledModules
2026-09-25 14:19:33.965 xcodebuild[851:5150] [MT] IDERunDestination: Supported platforms for the buildables in the current scheme is empty.
** BUILD FAILED **
The following build commands failed:
	SwiftCompile normal arm64_32 (in target 'ListDiffUI' from project 'ListDiffUI')
	SwiftEmitModule normal arm64_32 Emitting\ module\ for\ ListDiffUI (in target 'ListDiffUI' from project 'ListDiffUI')
	SwiftEmitModule normal arm64 Emitting\ module\ for\ ListDiffUI (in target 'ListDiffUI' from project 'ListDiffUI')
	SwiftCompile normal arm64 (in target 'ListDiffUI' from project 'ListDiffUI')
	Building workspace ListDiffUI with scheme ListDiffUI
(5 failures)
BUILD FAILURE 6.4 watchOS