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Build Information

Failed to build CalendarView, reference 0.2.1 (8c811c), with Swift 6.2 (beta) for macOS (Xcode) using Xcode 26.0 on 21 Jun 2025 23:46:32 UTC.

Build Command

env DEVELOPER_DIR=/Applications/Xcode-26.0.0-Beta.app xcrun xcodebuild -IDEClonedSourcePackagesDirPathOverride=$PWD/.dependencies -skipMacroValidation -skipPackagePluginValidation -derivedDataPath $PWD/.derivedData build -scheme CalendarView -destination platform=macOS,arch=arm64

Build Log

========================================
RunAll
========================================
Builder version: 4.64.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/edonv/CalendarView.git
Reference: 0.2.1
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/edonv/CalendarView
 * tag               0.2.1      -> FETCH_HEAD
HEAD is now at 8c811cf Update .spi.yml
Cloned https://github.com/edonv/CalendarView.git
Revision (git rev-parse @):
8c811cf1d5ac52c662f82acca263e23cd9cde48e
SPI manifest file found: $PWD/.spi.yml
SUCCESS checkout https://github.com/edonv/CalendarView.git at 0.2.1
========================================
Build
========================================
Selected platform:         macosXcodebuild
Swift version:             6.2
Building package at path:  $PWD
https://github.com/edonv/CalendarView.git
Command line invocation:
    /Applications/Xcode-26.0.0-Beta.app/Contents/Developer/usr/bin/xcodebuild -IDEClonedSourcePackagesDirPathOverride=/Users/admin/builder/spi-builder-workspace/.dependencies -resolvePackageDependencies
Resolve Package Graph
Resolve Package Graph
Resolved source packages:
  CalendarView: /Users/admin/builder/spi-builder-workspace
resolved source packages: CalendarView
{
  "dependencies" : [
  ],
  "manifest_display_name" : "CalendarView",
  "name" : "CalendarView",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
    {
      "name" : "ios",
      "version" : "16.0"
    },
    {
      "name" : "maccatalyst",
      "version" : "16.0"
    },
    {
      "name" : "visionos",
      "version" : "1.0"
    }
  ],
  "products" : [
    {
      "name" : "CalendarView",
      "targets" : [
        "CalendarView"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "CalendarViewTests",
      "module_type" : "SwiftTarget",
      "name" : "CalendarViewTests",
      "path" : "Tests/CalendarViewTests",
      "sources" : [
        "CalendarViewTests.swift"
      ],
      "target_dependencies" : [
        "CalendarView"
      ],
      "type" : "test"
    },
    {
      "c99name" : "CalendarView",
      "module_type" : "SwiftTarget",
      "name" : "CalendarView",
      "path" : "Sources/CalendarView",
      "product_memberships" : [
        "CalendarView"
      ],
      "sources" : [
        "CalendarView+Coordinator.swift",
        "CalendarView+Decoration.swift",
        "CalendarView+Previews.swift",
        "CalendarView+SelectionMode.swift",
        "CalendarView.swift",
        "Convenience Extensions/DateInterval+RangeInit.swift",
        "Convenience Extensions/EnvironmentModifiers.swift",
        "Internal Extensions/Array+Duplicates.swift",
        "Internal Extensions/Binding+Map.swift"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "5.9"
}
{
  "workspace" : {
    "name" : "spi-builder-workspace",
    "schemes" : [
      "CalendarView"
    ]
  }
}
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-26.0.0-Beta.app xcrun xcodebuild -IDEClonedSourcePackagesDirPathOverride=$PWD/.dependencies -skipMacroValidation -skipPackagePluginValidation -derivedDataPath $PWD/.derivedData build -scheme CalendarView -destination platform=macOS,arch=arm64
Command line invocation:
    /Applications/Xcode-26.0.0-Beta.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 CalendarView -destination platform=macOS,arch=arm64
Resolve Package Graph
Resolved source packages:
  CalendarView: /Users/admin/builder/spi-builder-workspace
ComputePackagePrebuildTargetDependencyGraph
Prepare packages
CreateBuildRequest
SendProjectDescription
CreateBuildOperation
ComputeTargetDependencyGraph
note: Building targets in dependency order
note: Target dependency graph (2 targets)
    Target 'CalendarView' in project 'CalendarView'
        ➜ Explicit dependency on target 'CalendarView' in project 'CalendarView'
    Target 'CalendarView' in project 'CalendarView' (no dependencies)
GatherProvisioningInputs
CreateBuildDescription
ExecuteExternalTool /Applications/Xcode-26.0.0-Beta.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang -v -E -dM -isysroot /Applications/Xcode-26.0.0-Beta.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX26.0.sdk -x c -c /dev/null
ExecuteExternalTool /Applications/Xcode-26.0.0-Beta.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/swiftc --version
ExecuteExternalTool /Applications/Xcode-26.0.0-Beta.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/ld -version_details
ReadFileContents /Applications/Xcode-26.0.0-Beta.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/share/docc/features.json
Build description signature: 67077e9cccaa54e5aa9e5683d2d4bbae
Build description path: /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/XCBuildData/67077e9cccaa54e5aa9e5683d2d4bbae.xcbuilddata
CreateBuildDirectory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    builtin-create-build-directory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products
CreateBuildDirectory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    builtin-create-build-directory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex
ClangStatCache /Applications/Xcode-26.0.0-Beta.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang-stat-cache /Applications/Xcode-26.0.0-Beta.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX26.0.sdk /Users/admin/builder/spi-builder-workspace/.derivedData/SDKStatCaches.noindex/macosx26.0-25A5279m-f7c1d129d9d5414f2afbbad1fd6fd62e.sdkstatcache
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    /Applications/Xcode-26.0.0-Beta.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang-stat-cache /Applications/Xcode-26.0.0-Beta.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX26.0.sdk -o /Users/admin/builder/spi-builder-workspace/.derivedData/SDKStatCaches.noindex/macosx26.0-25A5279m-f7c1d129d9d5414f2afbbad1fd6fd62e.sdkstatcache
CreateBuildDirectory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    builtin-create-build-directory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug
CreateBuildDirectory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/EagerLinkingTBDs/Debug
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    builtin-create-build-directory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/EagerLinkingTBDs/Debug
CreateBuildDirectory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug/PackageFrameworks
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    builtin-create-build-directory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug/PackageFrameworks
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/CalendarView.build/Debug/CalendarView.build/CalendarView.modulemap (in target 'CalendarView' from project 'CalendarView')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/CalendarView.build/Debug/CalendarView.build/CalendarView.modulemap
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/CalendarView.build/Debug/CalendarView.build/CalendarView.DependencyMetadataFileList (in target 'CalendarView' from project 'CalendarView')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/CalendarView.build/Debug/CalendarView.build/CalendarView.DependencyMetadataFileList
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/CalendarView.build/Debug/CalendarView.build/CalendarView.DependencyStaticMetadataFileList (in target 'CalendarView' from project 'CalendarView')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/CalendarView.build/Debug/CalendarView.build/CalendarView.DependencyStaticMetadataFileList
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/CalendarView.build/Debug/CalendarView.build/Objects-normal/arm64/CalendarView.SwiftConstValuesFileList (in target 'CalendarView' from project 'CalendarView')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/CalendarView.build/Debug/CalendarView.build/Objects-normal/arm64/CalendarView.SwiftConstValuesFileList
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/CalendarView.build/Debug/CalendarView.build/Objects-normal/arm64/CalendarView_const_extract_protocols.json (in target 'CalendarView' from project 'CalendarView')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/CalendarView.build/Debug/CalendarView.build/Objects-normal/arm64/CalendarView_const_extract_protocols.json
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/CalendarView.build/Debug/CalendarView.build/Objects-normal/arm64/CalendarView-OutputFileMap.json (in target 'CalendarView' from project 'CalendarView')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/CalendarView.build/Debug/CalendarView.build/Objects-normal/arm64/CalendarView-OutputFileMap.json
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/CalendarView.build/Debug/CalendarView.build/Objects-normal/arm64/CalendarView.SwiftFileList (in target 'CalendarView' from project 'CalendarView')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/CalendarView.build/Debug/CalendarView.build/Objects-normal/arm64/CalendarView.SwiftFileList
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/CalendarView.build/Debug/CalendarView.build/Objects-normal/arm64/CalendarView.LinkFileList (in target 'CalendarView' from project 'CalendarView')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/CalendarView.build/Debug/CalendarView.build/Objects-normal/arm64/CalendarView.LinkFileList
Copy /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/GeneratedModuleMaps/CalendarView.modulemap /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/CalendarView.build/Debug/CalendarView.build/CalendarView.modulemap (in target 'CalendarView' from project 'CalendarView')
    cd /Users/admin/builder/spi-builder-workspace
    builtin-copy -exclude .DS_Store -exclude CVS -exclude .svn -exclude .git -exclude .hg -resolve-src-symlinks /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/CalendarView.build/Debug/CalendarView.build/CalendarView.modulemap /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/GeneratedModuleMaps
SwiftDriver CalendarView normal arm64 com.apple.xcode.tools.swift.compiler (in target 'CalendarView' from project 'CalendarView')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    builtin-SwiftDriver -- /Applications/Xcode-26.0.0-Beta.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/swiftc -module-name CalendarView -Onone -enforce-exclusivity\=checked @/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/CalendarView.build/Debug/CalendarView.build/Objects-normal/arm64/CalendarView.SwiftFileList -DSWIFT_PACKAGE -DDEBUG -DSWIFT_MODULE_RESOURCE_BUNDLE_UNAVAILABLE -DXcode -plugin-path /Applications/Xcode-26.0.0-Beta.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift/host/plugins/testing -enable-experimental-feature DebugDescriptionMacro -sdk /Applications/Xcode-26.0.0-Beta.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX26.0.sdk -target arm64-apple-macos10.13 -g -module-cache-path /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex -Xfrontend -serialize-debugging-options -profile-coverage-mapping -profile-generate -enable-testing -index-store-path /Users/admin/builder/spi-builder-workspace/.derivedData/Index.noindex/DataStore -swift-version 5 -I /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug -I /Applications/Xcode-26.0.0-Beta.app/Contents/Developer/Platforms/MacOSX.platform/Developer/usr/lib -F /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug -F /Applications/Xcode-26.0.0-Beta.app/Contents/Developer/Platforms/MacOSX.platform/Developer/Library/Frameworks -c -j10 -enable-batch-mode -incremental -Xcc -ivfsstatcache -Xcc /Users/admin/builder/spi-builder-workspace/.derivedData/SDKStatCaches.noindex/macosx26.0-25A5279m-f7c1d129d9d5414f2afbbad1fd6fd62e.sdkstatcache -output-file-map /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/CalendarView.build/Debug/CalendarView.build/Objects-normal/arm64/CalendarView-OutputFileMap.json -use-frontend-parseable-output -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/ModuleCache.noindex -serialize-diagnostics -emit-dependencies -emit-module -emit-module-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/CalendarView.build/Debug/CalendarView.build/Objects-normal/arm64/CalendarView.swiftmodule -validate-clang-modules-once -clang-build-session-file /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/Session.modulevalidation -package-name spi_builder_workspace -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/CalendarView.build/Debug/CalendarView.build/swift-overrides.hmap -emit-const-values -Xfrontend -const-gather-protocols-file -Xfrontend /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/CalendarView.build/Debug/CalendarView.build/Objects-normal/arm64/CalendarView_const_extract_protocols.json -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug/include -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/CalendarView.build/Debug/CalendarView.build/DerivedSources-normal/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/CalendarView.build/Debug/CalendarView.build/DerivedSources/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/CalendarView.build/Debug/CalendarView.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/CalendarView.build/Debug/CalendarView.build/Objects-normal/arm64/CalendarView-Swift.h -working-directory /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode -experimental-emit-module-separately -disable-cmo
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SwiftExplicitDependencyGeneratePcm arm64 /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/SwiftShims-6TL9KT83HX9WCNN6MUJ4RXY13.pcm
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SwiftExplicitDependencyGeneratePcm arm64 /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/ApplicationServices-80KYHHX1R2VRVAU4W8EZDEEOR.pcm
SwiftExplicitDependencyGeneratePcm arm64 /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/IOSurface-9LQDWZH5Y0ZB4RWUFFKDZ23OR.pcm
SwiftExplicitDependencyGeneratePcm arm64 /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/Accessibility-DDPGYLXY21H794JRYT4O5LLF.pcm
SwiftExplicitDependencyGeneratePcm arm64 /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/OSLog-EL7ZOBC6NM9PETBVVJ6E17R4R.pcm
SwiftExplicitDependencyGeneratePcm arm64 /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/DataDetection-5T7GHUQU58UKWFQNB2GAB37TQ.pcm
SwiftExplicitDependencyGeneratePcm arm64 /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/Symbols-9XJZ4P20L95D2PKL7SUMCPNCP.pcm
SwiftExplicitDependencyGeneratePcm arm64 /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/UniformTypeIdentifiers-DQ8B56HX9H30U1VC4FR7MUR73.pcm
SwiftExplicitDependencyGeneratePcm arm64 /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/CoreTransferable-4WBNZTZACNE6TBAY73Y6K50U5.pcm
SwiftExplicitDependencyGeneratePcm arm64 /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/CoreData-2VDD5DGXSFXFYAFCURRRLCNZH.pcm
SwiftExplicitDependencyGeneratePcm arm64 /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/Metal-8K6OGVANM2PHZ1ZLR2FDCDNJ5.pcm
SwiftExplicitDependencyGeneratePcm arm64 /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/CoreVideo-31SCFGOSZHI37ZN5T6VDOBDWG.pcm
SwiftExplicitDependencyGeneratePcm arm64 /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/QuartzCore-91DS2RXYOJ8S506PBOGG46MQO.pcm
SwiftExplicitDependencyGeneratePcm arm64 /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/CoreImage-5DNTT2TYSH7S2BIIFP4WY094L.pcm
SwiftExplicitDependencyGeneratePcm arm64 /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/SwiftUICore-743YT5N6M7AW630GU6OBDXXS.pcm
SwiftExplicitDependencyGeneratePcm arm64 /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/AppKit-F2SGBH32805IRS4IQPGIRRYWD.pcm
SwiftExplicitDependencyGeneratePcm arm64 /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/SwiftUI-DC9S0GEI0MZI50CQRK6M7H77H.pcm
SwiftEmitModule normal arm64 Emitting\ module\ for\ CalendarView (in target 'CalendarView' from project 'CalendarView')
EmitSwiftModule normal arm64 (in target 'CalendarView' from project 'CalendarView')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

/Users/admin/builder/spi-builder-workspace/Sources/CalendarView/CalendarView+Coordinator.swift:25:37: error: cannot find type 'UICalendarViewDelegate' in scope
extension CalendarView.Coordinator: UICalendarViewDelegate {
                                    ^~~~~~~~~~~~~~~~~~~~~~
/Users/admin/builder/spi-builder-workspace/Sources/CalendarView/CalendarView+Coordinator.swift:35:10: error: cannot find type 'UICalendarView' in scope
    ) -> UICalendarView.Decoration? {
         ^~~~~~~~~~~~~~
/Users/admin/builder/spi-builder-workspace/Sources/CalendarView/CalendarView+Coordinator.swift:33:25: error: cannot find type 'UICalendarView' in scope
        _ calendarView: UICalendarView,
                        ^~~~~~~~~~~~~~
/Users/admin/builder/spi-builder-workspace/Sources/CalendarView/CalendarView+Coordinator.swift:67:25: error: cannot find type 'UICalendarView' in scope
        _ calendarView: UICalendarView,
                        ^~~~~~~~~~~~~~
/Users/admin/builder/spi-builder-workspace/Sources/CalendarView/CalendarView+Coordinator.swift:76:37: error: cannot find type 'UICalendarSelectionMultiDateDelegate' in scope
extension CalendarView.Coordinator: UICalendarSelectionMultiDateDelegate {
                                    ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/Users/admin/builder/spi-builder-workspace/Sources/CalendarView/CalendarView+Coordinator.swift:86:22: error: cannot find type 'UICalendarSelectionMultiDate' in scope
        _ selection: UICalendarSelectionMultiDate,
                     ^~~~~~~~~~~~~~~~~~~~~~~~~~~~
/Users/admin/builder/spi-builder-workspace/Sources/CalendarView/CalendarView+Coordinator.swift:99:22: error: cannot find type 'UICalendarSelectionMultiDate' in scope
        _ selection: UICalendarSelectionMultiDate,
                     ^~~~~~~~~~~~~~~~~~~~~~~~~~~~
/Users/admin/builder/spi-builder-workspace/Sources/CalendarView/CalendarView+Coordinator.swift:109:37: error: cannot find type 'UICalendarSelectionSingleDateDelegate' in scope
extension CalendarView.Coordinator: UICalendarSelectionSingleDateDelegate {
                                    ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/Users/admin/builder/spi-builder-workspace/Sources/CalendarView/CalendarView+Coordinator.swift:119:22: error: cannot find type 'UICalendarSelectionSingleDate' in scope
        _ selection: UICalendarSelectionSingleDate,
                     ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/Users/admin/builder/spi-builder-workspace/Sources/CalendarView/CalendarView+Decoration.swift:11:39: error: cannot find type 'UICalendarView' in scope
    public typealias DecorationSize = UICalendarView.DecorationSize
                                      ^~~~~~~~~~~~~~
/Users/admin/builder/spi-builder-workspace/Sources/CalendarView/CalendarView+Decoration.swift:15:34: error: cannot find type 'UICalendarView' in scope
        internal let decoration: UICalendarView.Decoration
                                 ^~~~~~~~~~~~~~
/Users/admin/builder/spi-builder-workspace/Sources/CalendarView/CalendarView+Decoration.swift:22:36: error: cannot find type 'UICalendarView' in scope
        private init(_ decoration: UICalendarView.Decoration) {
                                   ^~~~~~~~~~~~~~
/Users/admin/builder/spi-builder-workspace/Sources/CalendarView/CalendarView+Decoration.swift:32:20: error: 'Color' is only available in macOS 10.15 or newer
            color: Color? = nil,
                   ^
/Users/admin/builder/spi-builder-workspace/Sources/CalendarView/CalendarView+Decoration.swift:31:28: note: add @available attribute to enclosing static method
        public static func `default`(
                           ^
/Users/admin/builder/spi-builder-workspace/Sources/CalendarView/CalendarView+Decoration.swift:14:19: note: add @available attribute to enclosing struct
    public struct Decoration: Sendable, Hashable {
                  ^
/Users/admin/builder/spi-builder-workspace/Sources/CalendarView/CalendarView+Decoration.swift:49:91: error: 'View' is only available in macOS 10.15 or newer
        public static func custom(@ViewBuilder _ customViewProvider: @escaping () -> some View) -> Self {
                                                                                          ^
/Users/admin/builder/spi-builder-workspace/Sources/CalendarView/CalendarView+Decoration.swift:49:28: note: add @available attribute to enclosing static method
        public static func custom(@ViewBuilder _ customViewProvider: @escaping () -> some View) -> Self {
                           ^
/Users/admin/builder/spi-builder-workspace/Sources/CalendarView/CalendarView+Decoration.swift:14:19: note: add @available attribute to enclosing struct
    public struct Decoration: Sendable, Hashable {
                  ^
/Users/admin/builder/spi-builder-workspace/Sources/CalendarView/CalendarView+Decoration.swift:49:36: error: 'ViewBuilder' is only available in macOS 10.15 or newer
        public static func custom(@ViewBuilder _ customViewProvider: @escaping () -> some View) -> Self {
                                   ^
/Users/admin/builder/spi-builder-workspace/Sources/CalendarView/CalendarView+Decoration.swift:49:28: note: add @available attribute to enclosing static method
        public static func custom(@ViewBuilder _ customViewProvider: @escaping () -> some View) -> Self {
                           ^
/Users/admin/builder/spi-builder-workspace/Sources/CalendarView/CalendarView+Decoration.swift:14:19: note: add @available attribute to enclosing struct
    public struct Decoration: Sendable, Hashable {
                  ^
/Users/admin/builder/spi-builder-workspace/Sources/CalendarView/CalendarView+Decoration.swift:49:91: error: 'View' is only available in macOS 10.15 or newer
        public static func custom(@ViewBuilder _ customViewProvider: @escaping () -> some View) -> Self {
                                                                                          ^
/Users/admin/builder/spi-builder-workspace/Sources/CalendarView/CalendarView+Decoration.swift:49:28: note: add @available attribute to enclosing static method
        public static func custom(@ViewBuilder _ customViewProvider: @escaping () -> some View) -> Self {
                           ^
/Users/admin/builder/spi-builder-workspace/Sources/CalendarView/CalendarView+Decoration.swift:14:19: note: add @available attribute to enclosing struct
    public struct Decoration: Sendable, Hashable {
                  ^
/Users/admin/builder/spi-builder-workspace/Sources/CalendarView/CalendarView+Decoration.swift:70:22: error: cannot find type 'UIImage' in scope
            _ image: UIImage?,
                     ^~~~~~~
/Users/admin/builder/spi-builder-workspace/Sources/CalendarView/CalendarView+Decoration.swift:71:20: error: 'Color' is only available in macOS 10.15 or newer
            color: Color? = nil,
                   ^
/Users/admin/builder/spi-builder-workspace/Sources/CalendarView/CalendarView+Decoration.swift:69:28: note: add @available attribute to enclosing static method
        public static func image(
                           ^
/Users/admin/builder/spi-builder-workspace/Sources/CalendarView/CalendarView+Decoration.swift:14:19: note: add @available attribute to enclosing struct
    public struct Decoration: Sendable, Hashable {
                  ^
/Users/admin/builder/spi-builder-workspace/Sources/CalendarView/CalendarView+Decoration.swift:95:20: error: 'Color' is only available in macOS 10.15 or newer
            color: Color? = nil,
                   ^
/Users/admin/builder/spi-builder-workspace/Sources/CalendarView/CalendarView+Decoration.swift:93:28: note: add @available attribute to enclosing static method
        public static func image(
                           ^
/Users/admin/builder/spi-builder-workspace/Sources/CalendarView/CalendarView+Decoration.swift:14:19: note: add @available attribute to enclosing struct
    public struct Decoration: Sendable, Hashable {
                  ^
/Users/admin/builder/spi-builder-workspace/Sources/CalendarView/CalendarView+Decoration.swift:14:19: error: type 'CalendarView.Decoration' does not conform to protocol 'Hashable'
    public struct Decoration: Sendable, Hashable {
                  ^
/Users/admin/builder/spi-builder-workspace/Sources/CalendarView/CalendarView+Decoration.swift:15:22: note: stored property type '<<error type>>' does not conform to protocol 'Hashable', preventing synthesized conformance of 'CalendarView.Decoration' to 'Hashable'
        internal let decoration: UICalendarView.Decoration
                     ^
/Users/admin/builder/spi-builder-workspace/Sources/CalendarView/CalendarView+Decoration.swift:14:19: error: type 'CalendarView.Decoration' does not conform to protocol 'Equatable'
    public struct Decoration: Sendable, Hashable {
                  ^
/Users/admin/builder/spi-builder-workspace/Sources/CalendarView/CalendarView+Decoration.swift:15:22: note: stored property type '<<error type>>' does not conform to protocol 'Equatable', preventing synthesized conformance of 'CalendarView.Decoration' to 'Equatable'
        internal let decoration: UICalendarView.Decoration
                     ^
Swift.==:1:24: note: candidate would match if 'CalendarView.Decoration' conformed to 'RawRepresentable'
@inlinable public func == <T>(lhs: T, rhs: T) -> Bool where T : RawRepresentable, T.RawValue : Equatable
                       ^
Swift.FloatingPoint.==:2:20: note: candidate would match if 'CalendarView.Decoration' conformed to 'FloatingPoint'
public static func == (lhs: Self, rhs: Self) -> Bool}
                   ^
Swift.BinaryInteger.==:2:20: note: candidate would match if 'CalendarView.Decoration' conformed to 'BinaryInteger'
public static func == <Other>(lhs: Self, rhs: Other) -> Bool where Other : BinaryInteger}
                   ^
Swift._Pointer.==:2:20: note: candidate would match if 'CalendarView.Decoration' conformed to '_Pointer'
public static func == (lhs: Self, rhs: Self) -> Bool}
                   ^
Swift._Pointer.==:2:31: note: candidate would match if 'CalendarView.Decoration' conformed to '_Pointer'
@inlinable public static func == <Other>(lhs: Self, rhs: Other) -> Bool where Other : _Pointer}
                              ^
Swift.Strideable.==:2:31: note: candidate would match if 'CalendarView.Decoration' conformed to 'Strideable'
@inlinable public static func == (x: Self, y: Self) -> Bool}
                              ^
Swift.StringProtocol.==:2:31: note: candidate would match if 'CalendarView.Decoration' conformed to 'StringProtocol'
@inlinable public static func == <RHS>(lhs: Self, rhs: RHS) -> Bool where RHS : StringProtocol}
                              ^
Swift.SIMD.==:2:20: note: candidate would match if 'CalendarView.Decoration' conformed to 'SIMD'
public static func == (a: Self, b: Self) -> Bool}
                   ^
Foundation.AttributedStringProtocol.==:2:20: note: candidate would match if 'CalendarView.Decoration' conformed to 'AttributedStringProtocol'
public static func == <RHS>(lhs: Self, rhs: RHS) -> Bool where RHS : AttributedStringProtocol}
                   ^
Foundation._BridgedStoredNSError.==:2:20: note: candidate would match if 'CalendarView.Decoration' conformed to '_BridgedStoredNSError'
public static func == (lhs: Self, rhs: Self) -> Bool}
                   ^
CoreFoundation._CFObject.==:2:20: note: candidate would match if 'CalendarView.Decoration' conformed to '_CFObject'
public static func == (left: Self, right: Self) -> Bool}
                   ^
/Users/admin/builder/spi-builder-workspace/Sources/CalendarView/CalendarView+Decoration.swift:14:19: note: add stubs for conformance
    public struct Decoration: Sendable, Hashable {
                  ^
Swift.Equatable.==:2:13: note: protocol requires function '==' with type '(CalendarView.Decoration, CalendarView.Decoration) -> Bool'
static func == (lhs: Self, rhs: Self) -> Bool}
            ^
/Users/admin/builder/spi-builder-workspace/Sources/CalendarView/CalendarView+Previews.swift:12:6: error: 'State' is only available in macOS 10.15 or newer
    @State
     ^
/Users/admin/builder/spi-builder-workspace/Sources/CalendarView/CalendarView+Previews.swift:11:16: note: add @available attribute to enclosing struct
private struct CalendarView_Preview: View {
               ^
/Users/admin/builder/spi-builder-workspace/Sources/CalendarView/CalendarView+Previews.swift:15:6: error: 'State' is only available in macOS 10.15 or newer
    @State
     ^
/Users/admin/builder/spi-builder-workspace/Sources/CalendarView/CalendarView+Previews.swift:11:16: note: add @available attribute to enclosing struct
private struct CalendarView_Preview: View {
               ^
/Users/admin/builder/spi-builder-workspace/Sources/CalendarView/CalendarView+Previews.swift:18:6: error: 'State' is only available in macOS 10.15 or newer
    @State
     ^
/Users/admin/builder/spi-builder-workspace/Sources/CalendarView/CalendarView+Previews.swift:11:16: note: add @available attribute to enclosing struct
private struct CalendarView_Preview: View {
               ^
/Users/admin/builder/spi-builder-workspace/Sources/CalendarView/CalendarView+Previews.swift:21:6: error: 'State' is only available in macOS 10.15 or newer
    @State
     ^
/Users/admin/builder/spi-builder-workspace/Sources/CalendarView/CalendarView+Previews.swift:11:16: note: add @available attribute to enclosing struct
private struct CalendarView_Preview: View {
               ^
/Users/admin/builder/spi-builder-workspace/Sources/CalendarView/CalendarView+Previews.swift:24:20: error: 'View' is only available in macOS 10.15 or newer
    var body: some View {
                   ^
/Users/admin/builder/spi-builder-workspace/Sources/CalendarView/CalendarView+Previews.swift:24:9: note: add @available attribute to enclosing property
    var body: some View {
        ^
/Users/admin/builder/spi-builder-workspace/Sources/CalendarView/CalendarView+Previews.swift:11:16: note: add @available attribute to enclosing struct
private struct CalendarView_Preview: View {
               ^
/Users/admin/builder/spi-builder-workspace/Sources/CalendarView/CalendarView+Previews.swift:63:2: error: 'Preview(_:body:)' is only available in macOS 10.15 or newer
#Preview {
 ^
/Users/admin/builder/spi-builder-workspace/Sources/CalendarView/CalendarView+Previews.swift:69:5: error: cannot find 'UICalendarView' in scope
    UICalendarView(frame: .zero)
    ^~~~~~~~~~~~~~
/Users/admin/builder/spi-builder-workspace/Sources/CalendarView/CalendarView+Previews.swift:69:28: error: cannot infer contextual base in reference to member 'zero'
    UICalendarView(frame: .zero)
                          ~^~~~
/Users/admin/builder/spi-builder-workspace/Sources/CalendarView/CalendarView.swift:17:39: error: 'Binding' is only available in macOS 10.15 or newer
    public let visibleDateComponents: Binding<DateComponents?>
                                      ^
/Users/admin/builder/spi-builder-workspace/Sources/CalendarView/CalendarView.swift:11:15: note: add @available attribute to enclosing struct
public struct CalendarView: UIViewRepresentable {
              ^
/Users/admin/builder/spi-builder-workspace/Sources/CalendarView/CalendarView.swift:24:6: error: 'Binding' is only available in macOS 10.15 or newer
    @Binding
     ^
/Users/admin/builder/spi-builder-workspace/Sources/CalendarView/CalendarView.swift:11:15: note: add @available attribute to enclosing struct
public struct CalendarView: UIViewRepresentable {
              ^
/Users/admin/builder/spi-builder-workspace/Sources/CalendarView/CalendarView.swift:34:22: error: 'Binding' is only available in macOS 10.15 or newer
        _ selection: Binding<[DateComponents]>,
                     ^
/Users/admin/builder/spi-builder-workspace/Sources/CalendarView/CalendarView.swift:33:12: note: add @available attribute to enclosing initializer
    public init(
           ^
/Users/admin/builder/spi-builder-workspace/Sources/CalendarView/CalendarView.swift:11:15: note: add @available attribute to enclosing struct
public struct CalendarView: UIViewRepresentable {
              ^
/Users/admin/builder/spi-builder-workspace/Sources/CalendarView/CalendarView.swift:35:32: error: 'Binding' is only available in macOS 10.15 or newer
        visibleDateComponents: Binding<DateComponents?>? = nil,
                               ^
/Users/admin/builder/spi-builder-workspace/Sources/CalendarView/CalendarView.swift:33:12: note: add @available attribute to enclosing initializer
    public init(
           ^
/Users/admin/builder/spi-builder-workspace/Sources/CalendarView/CalendarView.swift:11:15: note: add @available attribute to enclosing struct
public struct CalendarView: UIViewRepresentable {
              ^
/Users/admin/builder/spi-builder-workspace/Sources/CalendarView/CalendarView.swift:50:22: error: 'Binding' is only available in macOS 10.15 or newer
        _ selection: Binding<Set<DateComponents>>,
                     ^
/Users/admin/builder/spi-builder-workspace/Sources/CalendarView/CalendarView.swift:49:12: note: add @available attribute to enclosing initializer
    public init(
           ^
/Users/admin/builder/spi-builder-workspace/Sources/CalendarView/CalendarView.swift:11:15: note: add @available attribute to enclosing struct
public struct CalendarView: UIViewRepresentable {
              ^
/Users/admin/builder/spi-builder-workspace/Sources/CalendarView/CalendarView.swift:51:32: error: 'Binding' is only available in macOS 10.15 or newer
        visibleDateComponents: Binding<DateComponents?>? = nil,
                               ^
/Users/admin/builder/spi-builder-workspace/Sources/CalendarView/CalendarView.swift:49:12: note: add @available attribute to enclosing initializer
    public init(
           ^
/Users/admin/builder/spi-builder-workspace/Sources/CalendarView/CalendarView.swift:11:15: note: add @available attribute to enclosing struct
public struct CalendarView: UIViewRepresentable {
              ^
/Users/admin/builder/spi-builder-workspace/Sources/CalendarView/CalendarView.swift:71:22: error: 'Binding' is only available in macOS 10.15 or newer
        _ selection: Binding<DateComponents?>? = nil,
                     ^
/Users/admin/builder/spi-builder-workspace/Sources/CalendarView/CalendarView.swift:70:12: note: add @available attribute to enclosing initializer
    public init(
           ^
/Users/admin/builder/spi-builder-workspace/Sources/CalendarView/CalendarView.swift:11:15: note: add @available attribute to enclosing struct
public struct CalendarView: UIViewRepresentable {
              ^
/Users/admin/builder/spi-builder-workspace/Sources/CalendarView/CalendarView.swift:72:32: error: 'Binding' is only available in macOS 10.15 or newer
        visibleDateComponents: Binding<DateComponents?>? = nil,
                               ^
/Users/admin/builder/spi-builder-workspace/Sources/CalendarView/CalendarView.swift:70:12: note: add @available attribute to enclosing initializer
    public init(
           ^
/Users/admin/builder/spi-builder-workspace/Sources/CalendarView/CalendarView.swift:11:15: note: add @available attribute to enclosing struct
public struct CalendarView: UIViewRepresentable {
              ^
/Users/admin/builder/spi-builder-workspace/Sources/CalendarView/CalendarView.swift:90:49: error: cannot find type 'UICalendarView' in scope
    public func makeUIView(context: Context) -> UICalendarView {
                                                ^~~~~~~~~~~~~~
/Users/admin/builder/spi-builder-workspace/Sources/CalendarView/CalendarView.swift:90:37: error: cannot find type 'Context' in scope
    public func makeUIView(context: Context) -> UICalendarView {
                                    ^~~~~~~
/Users/admin/builder/spi-builder-workspace/Sources/CalendarView/CalendarView.swift:118:40: error: cannot find type 'UICalendarView' in scope
    public func updateUIView(_ uiView: UICalendarView, context: Context) {
                                       ^~~~~~~~~~~~~~
/Users/admin/builder/spi-builder-workspace/Sources/CalendarView/CalendarView.swift:118:65: error: cannot find type 'Context' in scope
    public func updateUIView(_ uiView: UICalendarView, context: Context) {
                                                                ^~~~~~~
/Users/admin/builder/spi-builder-workspace/Sources/CalendarView/CalendarView.swift:181:29: error: cannot find type 'UIFontDescriptor' in scope
    private var fontDesign: UIFontDescriptor.SystemDesign = .default
                            ^~~~~~~~~~~~~~~~
/Users/admin/builder/spi-builder-workspace/Sources/CalendarView/CalendarView.swift:186:38: error: 'Font' is only available in macOS 10.15 or newer
    public func fontDesign(_ design: Font.Design) -> CalendarView {
                                     ^
/Users/admin/builder/spi-builder-workspace/Sources/CalendarView/CalendarView.swift:186:17: note: add @available attribute to enclosing instance method
    public func fontDesign(_ design: Font.Design) -> CalendarView {
                ^
/Users/admin/builder/spi-builder-workspace/Sources/CalendarView/CalendarView.swift:11:15: note: add @available attribute to enclosing struct
public struct CalendarView: UIViewRepresentable {
              ^
/Users/admin/builder/spi-builder-workspace/Sources/CalendarView/CalendarView.swift:212:117: error: 'View' is only available in macOS 10.15 or newer
    public func decorations(@ViewBuilder _ customViewProvider: @escaping (_ dateComponents: DateComponents) -> some View) -> CalendarView {
                                                                                                                    ^
/Users/admin/builder/spi-builder-workspace/Sources/CalendarView/CalendarView.swift:212:17: note: add @available attribute to enclosing instance method
    public func decorations(@ViewBuilder _ customViewProvider: @escaping (_ dateComponents: DateComponents) -> some View) -> CalendarView {
                ^
/Users/admin/builder/spi-builder-workspace/Sources/CalendarView/CalendarView.swift:11:15: note: add @available attribute to enclosing struct
public struct CalendarView: UIViewRepresentable {
              ^
/Users/admin/builder/spi-builder-workspace/Sources/CalendarView/CalendarView.swift:212:30: error: 'ViewBuilder' is only available in macOS 10.15 or newer
    public func decorations(@ViewBuilder _ customViewProvider: @escaping (_ dateComponents: DateComponents) -> some View) -> CalendarView {
                             ^
/Users/admin/builder/spi-builder-workspace/Sources/CalendarView/CalendarView.swift:212:17: note: add @available attribute to enclosing instance method
    public func decorations(@ViewBuilder _ customViewProvider: @escaping (_ dateComponents: DateComponents) -> some View) -> CalendarView {
                ^
/Users/admin/builder/spi-builder-workspace/Sources/CalendarView/CalendarView.swift:11:15: note: add @available attribute to enclosing struct
public struct CalendarView: UIViewRepresentable {
              ^
/Users/admin/builder/spi-builder-workspace/Sources/CalendarView/CalendarView.swift:212:117: error: 'View' is only available in macOS 10.15 or newer
    public func decorations(@ViewBuilder _ customViewProvider: @escaping (_ dateComponents: DateComponents) -> some View) -> CalendarView {
                                                                                                                    ^
/Users/admin/builder/spi-builder-workspace/Sources/CalendarView/CalendarView.swift:212:17: note: add @available attribute to enclosing instance method
    public func decorations(@ViewBuilder _ customViewProvider: @escaping (_ dateComponents: DateComponents) -> some View) -> CalendarView {
                ^
/Users/admin/builder/spi-builder-workspace/Sources/CalendarView/CalendarView.swift:11:15: note: add @available attribute to enclosing struct
public struct CalendarView: UIViewRepresentable {
              ^
/Users/admin/builder/spi-builder-workspace/Sources/CalendarView/CalendarView.swift:11:29: error: cannot find type 'UIViewRepresentable' in scope
public struct CalendarView: UIViewRepresentable {
                            ^~~~~~~~~~~~~~~~~~~
/Users/admin/builder/spi-builder-workspace/Sources/CalendarView/Convenience Extensions/EnvironmentModifiers.swift:13:56: error: 'View' is only available in macOS 10.15 or newer
    public func calendar(_ calendar: Calendar) -> some View {
                                                       ^
/Users/admin/builder/spi-builder-workspace/Sources/CalendarView/Convenience Extensions/EnvironmentModifiers.swift:13:17: note: add @available attribute to enclosing instance method
    public func calendar(_ calendar: Calendar) -> some View {
                ^
/Users/admin/builder/spi-builder-workspace/Sources/CalendarView/Convenience Extensions/EnvironmentModifiers.swift:10:1: note: add @available attribute to enclosing extension
extension View {
^
/Users/admin/builder/spi-builder-workspace/Sources/CalendarView/Convenience Extensions/EnvironmentModifiers.swift:19:50: error: 'View' is only available in macOS 10.15 or newer
    public func locale(_ locale: Locale) -> some View {
                                                 ^
/Users/admin/builder/spi-builder-workspace/Sources/CalendarView/Convenience Extensions/EnvironmentModifiers.swift:19:17: note: add @available attribute to enclosing instance method
    public func locale(_ locale: Locale) -> some View {
                ^
/Users/admin/builder/spi-builder-workspace/Sources/CalendarView/Convenience Extensions/EnvironmentModifiers.swift:10:1: note: add @available attribute to enclosing extension
extension View {
^
/Users/admin/builder/spi-builder-workspace/Sources/CalendarView/Convenience Extensions/EnvironmentModifiers.swift:25:56: error: 'View' is only available in macOS 10.15 or newer
    public func timeZone(_ timeZone: TimeZone) -> some View {
                                                       ^
/Users/admin/builder/spi-builder-workspace/Sources/CalendarView/Convenience Extensions/EnvironmentModifiers.swift:25:17: note: add @available attribute to enclosing instance method
    public func timeZone(_ timeZone: TimeZone) -> some View {
                ^
/Users/admin/builder/spi-builder-workspace/Sources/CalendarView/Convenience Extensions/EnvironmentModifiers.swift:10:1: note: add @available attribute to enclosing extension
extension View {
^
/Users/admin/builder/spi-builder-workspace/Sources/CalendarView/Convenience Extensions/EnvironmentModifiers.swift:10:11: error: 'View' is only available in macOS 10.15 or newer
extension View {
          ^
/Users/admin/builder/spi-builder-workspace/Sources/CalendarView/Convenience Extensions/EnvironmentModifiers.swift:10:1: note: add @available attribute to enclosing extension
extension View {
^
/Users/admin/builder/spi-builder-workspace/Sources/CalendarView/Internal Extensions/Binding+Map.swift:13:10: error: 'Binding' is only available in macOS 10.15 or newer
    ) -> Binding<T> {
         ^
/Users/admin/builder/spi-builder-workspace/Sources/CalendarView/Internal Extensions/Binding+Map.swift:11:10: note: add @available attribute to enclosing instance method
    func map<T>(
         ^
/Users/admin/builder/spi-builder-workspace/Sources/CalendarView/Internal Extensions/Binding+Map.swift:10:1: note: add @available attribute to enclosing extension
extension Binding {
^
/Users/admin/builder/spi-builder-workspace/Sources/CalendarView/Internal Extensions/Binding+Map.swift:23:10: error: 'Binding' is only available in macOS 10.15 or newer
    ) -> Binding<T> {
         ^
/Users/admin/builder/spi-builder-workspace/Sources/CalendarView/Internal Extensions/Binding+Map.swift:20:10: note: add @available attribute to enclosing instance method
    func map<T>(
         ^
/Users/admin/builder/spi-builder-workspace/Sources/CalendarView/Internal Extensions/Binding+Map.swift:10:1: note: add @available attribute to enclosing extension
extension Binding {
^
/Users/admin/builder/spi-builder-workspace/Sources/CalendarView/Internal Extensions/Binding+Map.swift:33:10: error: 'Binding' is only available in macOS 10.15 or newer
    ) -> Binding<U?> where Value == Optional<T> {
         ^
/Users/admin/builder/spi-builder-workspace/Sources/CalendarView/Internal Extensions/Binding+Map.swift:30:10: note: add @available attribute to enclosing instance method
    func map<T, U>(
         ^
/Users/admin/builder/spi-builder-workspace/Sources/CalendarView/Internal Extensions/Binding+Map.swift:10:1: note: add @available attribute to enclosing extension
extension Binding {
^
/Users/admin/builder/spi-builder-workspace/Sources/CalendarView/Internal Extensions/Binding+Map.swift:10:11: error: 'Binding' is only available in macOS 10.15 or newer
extension Binding {
          ^
/Users/admin/builder/spi-builder-workspace/Sources/CalendarView/Internal Extensions/Binding+Map.swift:10:1: note: add @available attribute to enclosing extension
extension Binding {
^
Failed frontend command:
/Applications/Xcode-26.0.0-Beta.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/CalendarView/CalendarView+Coordinator.swift /Users/admin/builder/spi-builder-workspace/Sources/CalendarView/CalendarView+Decoration.swift /Users/admin/builder/spi-builder-workspace/Sources/CalendarView/CalendarView+Previews.swift /Users/admin/builder/spi-builder-workspace/Sources/CalendarView/CalendarView+SelectionMode.swift /Users/admin/builder/spi-builder-workspace/Sources/CalendarView/CalendarView.swift /Users/admin/builder/spi-builder-workspace/Sources/CalendarView/Convenience\ Extensions/DateInterval+RangeInit.swift /Users/admin/builder/spi-builder-workspace/Sources/CalendarView/Convenience\ Extensions/EnvironmentModifiers.swift /Users/admin/builder/spi-builder-workspace/Sources/CalendarView/Internal\ Extensions/Array+Duplicates.swift /Users/admin/builder/spi-builder-workspace/Sources/CalendarView/Internal\ Extensions/Binding+Map.swift -target arm64-apple-macos10.13 -load-resolved-plugin /Applications/Xcode-26.0.0-Beta.app/Contents/Developer/Platforms/MacOSX.platform/Developer/usr/lib/swift/host/plugins/libFoundationMacros.dylib\#/Applications/Xcode-26.0.0-Beta.app/Contents/Developer/Platforms/MacOSX.platform/Developer/usr/bin/swift-plugin-server\#FoundationMacros -load-resolved-plugin /Applications/Xcode-26.0.0-Beta.app/Contents/Developer/Platforms/MacOSX.platform/Developer/usr/lib/swift/host/plugins/libObservationMacros.dylib\#/Applications/Xcode-26.0.0-Beta.app/Contents/Developer/Platforms/MacOSX.platform/Developer/usr/bin/swift-plugin-server\#ObservationMacros -load-resolved-plugin /Applications/Xcode-26.0.0-Beta.app/Contents/Developer/Platforms/MacOSX.platform/Developer/usr/lib/swift/host/plugins/libPreviewsMacros.dylib\#/Applications/Xcode-26.0.0-Beta.app/Contents/Developer/Platforms/MacOSX.platform/Developer/usr/bin/swift-plugin-server\#PreviewsMacros -load-resolved-plugin /Applications/Xcode-26.0.0-Beta.app/Contents/Developer/Platforms/MacOSX.platform/Developer/usr/lib/swift/host/plugins/libSwiftMacros.dylib\#/Applications/Xcode-26.0.0-Beta.app/Contents/Developer/Platforms/MacOSX.platform/Developer/usr/bin/swift-plugin-server\#SwiftMacros -load-resolved-plugin /Applications/Xcode-26.0.0-Beta.app/Contents/Developer/Platforms/MacOSX.platform/Developer/usr/lib/swift/host/plugins/libSwiftUIMacros.dylib\#/Applications/Xcode-26.0.0-Beta.app/Contents/Developer/Platforms/MacOSX.platform/Developer/usr/bin/swift-plugin-server\#SwiftUIMacros -disable-implicit-swift-modules -Xcc -fno-implicit-modules -Xcc -fno-implicit-module-maps -explicit-swift-module-map-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/CalendarView.build/Debug/CalendarView.build/Objects-normal/arm64/CalendarView-dependencies-1.json -Xllvm -aarch64-use-tbi -enable-objc-interop -sdk /Applications/Xcode-26.0.0-Beta.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX26.0.sdk -I /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug -I /Applications/Xcode-26.0.0-Beta.app/Contents/Developer/Platforms/MacOSX.platform/Developer/usr/lib -F /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug -F /Applications/Xcode-26.0.0-Beta.app/Contents/Developer/Platforms/MacOSX.platform/Developer/Library/Frameworks -no-color-diagnostics -Xcc -fno-color-diagnostics -enable-testing -g -debug-info-format\=dwarf -dwarf-version\=4 -module-cache-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SwiftExplicitPrecompiledModules -profile-generate -profile-coverage-mapping -swift-version 5 -enforce-exclusivity\=checked -Onone -D SWIFT_PACKAGE -D DEBUG -D SWIFT_MODULE_RESOURCE_BUNDLE_UNAVAILABLE -D Xcode -serialize-debugging-options -const-gather-protocols-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/CalendarView.build/Debug/CalendarView.build/Objects-normal/arm64/CalendarView_const_extract_protocols.json -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 -ivfsstatcache -Xcc /Users/admin/builder/spi-builder-workspace/.derivedData/SDKStatCaches.noindex/macosx26.0-25A5279m-f7c1d129d9d5414f2afbbad1fd6fd62e.sdkstatcache -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/CalendarView.build/Debug/CalendarView.build/swift-overrides.hmap -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug/include -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/CalendarView.build/Debug/CalendarView.build/DerivedSources-normal/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/CalendarView.build/Debug/CalendarView.build/DerivedSources/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/CalendarView.build/Debug/CalendarView.build/DerivedSources -Xcc -DSWIFT_PACKAGE -Xcc -DDEBUG\=1 -no-auto-bridging-header-chaining -module-name CalendarView -package-name spi_builder_workspace -frontend-parseable-output -disable-clang-spi -target-sdk-version 26.0 -target-sdk-name macosx26.0 -clang-target arm64-apple-macos26.0 -emit-module-doc-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/CalendarView.build/Debug/CalendarView.build/Objects-normal/arm64/CalendarView.swiftdoc -emit-module-source-info-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/CalendarView.build/Debug/CalendarView.build/Objects-normal/arm64/CalendarView.swiftsourceinfo -emit-objc-header-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/CalendarView.build/Debug/CalendarView.build/Objects-normal/arm64/CalendarView-Swift.h -serialize-diagnostics-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/CalendarView.build/Debug/CalendarView.build/Objects-normal/arm64/CalendarView-master-emit-module.dia -emit-dependencies-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/CalendarView.build/Debug/CalendarView.build/Objects-normal/arm64/CalendarView-master-emit-module.d -o /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/CalendarView.build/Debug/CalendarView.build/Objects-normal/arm64/CalendarView.swiftmodule -emit-abi-descriptor-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/CalendarView.build/Debug/CalendarView.build/Objects-normal/arm64/CalendarView.abi.json
SwiftCompile normal arm64 Compiling\ DateInterval+RangeInit.swift /Users/admin/builder/spi-builder-workspace/Sources/CalendarView/Convenience\ Extensions/DateInterval+RangeInit.swift (in target 'CalendarView' from project 'CalendarView')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/CalendarView/Convenience\ Extensions/DateInterval+RangeInit.swift (in target 'CalendarView' from project 'CalendarView')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

SwiftCompile normal arm64 Compiling\ Binding+Map.swift /Users/admin/builder/spi-builder-workspace/Sources/CalendarView/Internal\ Extensions/Binding+Map.swift (in target 'CalendarView' from project 'CalendarView')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/CalendarView/Internal\ Extensions/Binding+Map.swift (in target 'CalendarView' from project 'CalendarView')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

SwiftCompile normal arm64 Compiling\ CalendarView+SelectionMode.swift /Users/admin/builder/spi-builder-workspace/Sources/CalendarView/CalendarView+SelectionMode.swift (in target 'CalendarView' from project 'CalendarView')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/CalendarView/CalendarView+SelectionMode.swift (in target 'CalendarView' from project 'CalendarView')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

SwiftCompile normal arm64 Compiling\ Array+Duplicates.swift /Users/admin/builder/spi-builder-workspace/Sources/CalendarView/Internal\ Extensions/Array+Duplicates.swift (in target 'CalendarView' from project 'CalendarView')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/CalendarView/Internal\ Extensions/Array+Duplicates.swift (in target 'CalendarView' from project 'CalendarView')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

SwiftCompile normal arm64 Compiling\ CalendarView.swift /Users/admin/builder/spi-builder-workspace/Sources/CalendarView/CalendarView.swift (in target 'CalendarView' from project 'CalendarView')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/CalendarView/CalendarView.swift (in target 'CalendarView' from project 'CalendarView')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

SwiftCompile normal arm64 Compiling\ CalendarView+Coordinator.swift /Users/admin/builder/spi-builder-workspace/Sources/CalendarView/CalendarView+Coordinator.swift (in target 'CalendarView' from project 'CalendarView')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/CalendarView/CalendarView+Coordinator.swift (in target 'CalendarView' from project 'CalendarView')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

SwiftCompile normal arm64 Compiling\ CalendarView+Previews.swift /Users/admin/builder/spi-builder-workspace/Sources/CalendarView/CalendarView+Previews.swift (in target 'CalendarView' from project 'CalendarView')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/CalendarView/CalendarView+Previews.swift (in target 'CalendarView' from project 'CalendarView')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

SwiftCompile normal arm64 Compiling\ EnvironmentModifiers.swift /Users/admin/builder/spi-builder-workspace/Sources/CalendarView/Convenience\ Extensions/EnvironmentModifiers.swift (in target 'CalendarView' from project 'CalendarView')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/CalendarView/Convenience\ Extensions/EnvironmentModifiers.swift (in target 'CalendarView' from project 'CalendarView')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

SwiftCompile normal arm64 Compiling\ CalendarView+Decoration.swift /Users/admin/builder/spi-builder-workspace/Sources/CalendarView/CalendarView+Decoration.swift (in target 'CalendarView' from project 'CalendarView')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/CalendarView/CalendarView+Decoration.swift (in target 'CalendarView' from project 'CalendarView')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

--- xcodebuild: WARNING: Using the first of multiple matching destinations:
{ platform:macOS, arch:arm64, id:d1393fe0f226b1cf347bbf1e6bb498e0cde8e01a, name:My Mac }
{ platform:macOS, arch:arm64, variant:Mac Catalyst, id:d1393fe0f226b1cf347bbf1e6bb498e0cde8e01a, name:My Mac }
{ platform:macOS, arch:arm64, variant:DriverKit, id:d1393fe0f226b1cf347bbf1e6bb498e0cde8e01a, name:My Mac }
{ platform:macOS, arch:arm64, variant:Designed for [iPad,iPhone], id:d1393fe0f226b1cf347bbf1e6bb498e0cde8e01a, name:My Mac }
** BUILD FAILED **
The following build commands failed:
	EmitSwiftModule normal arm64 (in target 'CalendarView' from project 'CalendarView')
	SwiftEmitModule normal arm64 Emitting\ module\ for\ CalendarView (in target 'CalendarView' from project 'CalendarView')
	Building workspace spi-builder-workspace with scheme CalendarView
(3 failures)
Command line invocation:
    /Applications/Xcode-26.0.0-Beta.app/Contents/Developer/usr/bin/xcodebuild -IDEClonedSourcePackagesDirPathOverride=/Users/admin/builder/spi-builder-workspace/.dependencies -resolvePackageDependencies
Resolve Package Graph
Resolved source packages:
  CalendarView: /Users/admin/builder/spi-builder-workspace
resolved source packages: CalendarView
{
  "dependencies" : [
  ],
  "manifest_display_name" : "CalendarView",
  "name" : "CalendarView",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
    {
      "name" : "ios",
      "version" : "16.0"
    },
    {
      "name" : "maccatalyst",
      "version" : "16.0"
    },
    {
      "name" : "visionos",
      "version" : "1.0"
    }
  ],
  "products" : [
    {
      "name" : "CalendarView",
      "targets" : [
        "CalendarView"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "CalendarViewTests",
      "module_type" : "SwiftTarget",
      "name" : "CalendarViewTests",
      "path" : "Tests/CalendarViewTests",
      "sources" : [
        "CalendarViewTests.swift"
      ],
      "target_dependencies" : [
        "CalendarView"
      ],
      "type" : "test"
    },
    {
      "c99name" : "CalendarView",
      "module_type" : "SwiftTarget",
      "name" : "CalendarView",
      "path" : "Sources/CalendarView",
      "product_memberships" : [
        "CalendarView"
      ],
      "sources" : [
        "CalendarView+Coordinator.swift",
        "CalendarView+Decoration.swift",
        "CalendarView+Previews.swift",
        "CalendarView+SelectionMode.swift",
        "CalendarView.swift",
        "Convenience Extensions/DateInterval+RangeInit.swift",
        "Convenience Extensions/EnvironmentModifiers.swift",
        "Internal Extensions/Array+Duplicates.swift",
        "Internal Extensions/Binding+Map.swift"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "5.9"
}
{
  "workspace" : {
    "name" : "spi-builder-workspace",
    "schemes" : [
      "CalendarView"
    ]
  }
}
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-26.0.0-Beta.app xcrun xcodebuild -IDEClonedSourcePackagesDirPathOverride=$PWD/.dependencies -skipMacroValidation -skipPackagePluginValidation -derivedDataPath $PWD/.derivedData build -scheme CalendarView -destination platform=macOS,arch=arm64
Command line invocation:
    /Applications/Xcode-26.0.0-Beta.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 CalendarView -destination platform=macOS,arch=arm64
Resolve Package Graph
Resolved source packages:
  CalendarView: /Users/admin/builder/spi-builder-workspace
ComputePackagePrebuildTargetDependencyGraph
Prepare packages
CreateBuildRequest
SendProjectDescription
CreateBuildOperation
ComputeTargetDependencyGraph
note: Building targets in dependency order
note: Target dependency graph (2 targets)
    Target 'CalendarView' in project 'CalendarView'
        ➜ Explicit dependency on target 'CalendarView' in project 'CalendarView'
    Target 'CalendarView' in project 'CalendarView' (no dependencies)
GatherProvisioningInputs
CreateBuildDescription
ClangStatCache /Applications/Xcode-26.0.0-Beta.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang-stat-cache /Applications/Xcode-26.0.0-Beta.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX26.0.sdk /Users/admin/builder/spi-builder-workspace/.derivedData/SDKStatCaches.noindex/macosx26.0-25A5279m-f7c1d129d9d5414f2afbbad1fd6fd62e.sdkstatcache
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    /Applications/Xcode-26.0.0-Beta.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang-stat-cache /Applications/Xcode-26.0.0-Beta.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX26.0.sdk -o /Users/admin/builder/spi-builder-workspace/.derivedData/SDKStatCaches.noindex/macosx26.0-25A5279m-f7c1d129d9d5414f2afbbad1fd6fd62e.sdkstatcache
SwiftDriver CalendarView normal arm64 com.apple.xcode.tools.swift.compiler (in target 'CalendarView' from project 'CalendarView')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    builtin-SwiftDriver -- /Applications/Xcode-26.0.0-Beta.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/swiftc -module-name CalendarView -Onone -enforce-exclusivity\=checked @/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/CalendarView.build/Debug/CalendarView.build/Objects-normal/arm64/CalendarView.SwiftFileList -DSWIFT_PACKAGE -DDEBUG -DSWIFT_MODULE_RESOURCE_BUNDLE_UNAVAILABLE -DXcode -plugin-path /Applications/Xcode-26.0.0-Beta.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift/host/plugins/testing -enable-experimental-feature DebugDescriptionMacro -sdk /Applications/Xcode-26.0.0-Beta.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX26.0.sdk -target arm64-apple-macos10.13 -g -module-cache-path /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex -Xfrontend -serialize-debugging-options -profile-coverage-mapping -profile-generate -enable-testing -index-store-path /Users/admin/builder/spi-builder-workspace/.derivedData/Index.noindex/DataStore -swift-version 5 -I /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug -I /Applications/Xcode-26.0.0-Beta.app/Contents/Developer/Platforms/MacOSX.platform/Developer/usr/lib -F /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug -F /Applications/Xcode-26.0.0-Beta.app/Contents/Developer/Platforms/MacOSX.platform/Developer/Library/Frameworks -c -j10 -enable-batch-mode -incremental -Xcc -ivfsstatcache -Xcc /Users/admin/builder/spi-builder-workspace/.derivedData/SDKStatCaches.noindex/macosx26.0-25A5279m-f7c1d129d9d5414f2afbbad1fd6fd62e.sdkstatcache -output-file-map /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/CalendarView.build/Debug/CalendarView.build/Objects-normal/arm64/CalendarView-OutputFileMap.json -use-frontend-parseable-output -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/ModuleCache.noindex -serialize-diagnostics -emit-dependencies -emit-module -emit-module-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/CalendarView.build/Debug/CalendarView.build/Objects-normal/arm64/CalendarView.swiftmodule -validate-clang-modules-once -clang-build-session-file /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/Session.modulevalidation -package-name spi_builder_workspace -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/CalendarView.build/Debug/CalendarView.build/swift-overrides.hmap -emit-const-values -Xfrontend -const-gather-protocols-file -Xfrontend /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/CalendarView.build/Debug/CalendarView.build/Objects-normal/arm64/CalendarView_const_extract_protocols.json -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug/include -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/CalendarView.build/Debug/CalendarView.build/DerivedSources-normal/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/CalendarView.build/Debug/CalendarView.build/DerivedSources/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/CalendarView.build/Debug/CalendarView.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/CalendarView.build/Debug/CalendarView.build/Objects-normal/arm64/CalendarView-Swift.h -working-directory /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode -experimental-emit-module-separately -disable-cmo
SwiftCompile normal arm64 Compiling\ CalendarView+SelectionMode.swift /Users/admin/builder/spi-builder-workspace/Sources/CalendarView/CalendarView+SelectionMode.swift (in target 'CalendarView' from project 'CalendarView')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/CalendarView/CalendarView+SelectionMode.swift (in target 'CalendarView' from project 'CalendarView')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

SwiftCompile normal arm64 Compiling\ CalendarView.swift /Users/admin/builder/spi-builder-workspace/Sources/CalendarView/CalendarView.swift (in target 'CalendarView' from project 'CalendarView')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/CalendarView/CalendarView.swift (in target 'CalendarView' from project 'CalendarView')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

SwiftCompile normal arm64 Compiling\ CalendarView+Coordinator.swift /Users/admin/builder/spi-builder-workspace/Sources/CalendarView/CalendarView+Coordinator.swift (in target 'CalendarView' from project 'CalendarView')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/CalendarView/CalendarView+Coordinator.swift (in target 'CalendarView' from project 'CalendarView')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

SwiftCompile normal arm64 Compiling\ CalendarView+Previews.swift /Users/admin/builder/spi-builder-workspace/Sources/CalendarView/CalendarView+Previews.swift (in target 'CalendarView' from project 'CalendarView')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/CalendarView/CalendarView+Previews.swift (in target 'CalendarView' from project 'CalendarView')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

SwiftCompile normal arm64 Compiling\ CalendarView+Decoration.swift /Users/admin/builder/spi-builder-workspace/Sources/CalendarView/CalendarView+Decoration.swift (in target 'CalendarView' from project 'CalendarView')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/CalendarView/CalendarView+Decoration.swift (in target 'CalendarView' from project 'CalendarView')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

SwiftCompile normal arm64 Compiling\ DateInterval+RangeInit.swift /Users/admin/builder/spi-builder-workspace/Sources/CalendarView/Convenience\ Extensions/DateInterval+RangeInit.swift (in target 'CalendarView' from project 'CalendarView')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/CalendarView/Convenience\ Extensions/DateInterval+RangeInit.swift (in target 'CalendarView' from project 'CalendarView')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

SwiftCompile normal arm64 Compiling\ Binding+Map.swift /Users/admin/builder/spi-builder-workspace/Sources/CalendarView/Internal\ Extensions/Binding+Map.swift (in target 'CalendarView' from project 'CalendarView')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/CalendarView/Internal\ Extensions/Binding+Map.swift (in target 'CalendarView' from project 'CalendarView')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

SwiftCompile normal arm64 Compiling\ Array+Duplicates.swift /Users/admin/builder/spi-builder-workspace/Sources/CalendarView/Internal\ Extensions/Array+Duplicates.swift (in target 'CalendarView' from project 'CalendarView')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/CalendarView/Internal\ Extensions/Array+Duplicates.swift (in target 'CalendarView' from project 'CalendarView')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

SwiftEmitModule normal arm64 Emitting\ module\ for\ CalendarView (in target 'CalendarView' from project 'CalendarView')
Failed frontend command:
/Applications/Xcode-26.0.0-Beta.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/CalendarView/CalendarView+Coordinator.swift /Users/admin/builder/spi-builder-workspace/Sources/CalendarView/CalendarView+Decoration.swift /Users/admin/builder/spi-builder-workspace/Sources/CalendarView/CalendarView+Previews.swift /Users/admin/builder/spi-builder-workspace/Sources/CalendarView/CalendarView+SelectionMode.swift /Users/admin/builder/spi-builder-workspace/Sources/CalendarView/CalendarView.swift /Users/admin/builder/spi-builder-workspace/Sources/CalendarView/Convenience\ Extensions/DateInterval+RangeInit.swift /Users/admin/builder/spi-builder-workspace/Sources/CalendarView/Convenience\ Extensions/EnvironmentModifiers.swift /Users/admin/builder/spi-builder-workspace/Sources/CalendarView/Internal\ Extensions/Array+Duplicates.swift /Users/admin/builder/spi-builder-workspace/Sources/CalendarView/Internal\ Extensions/Binding+Map.swift -target arm64-apple-macos10.13 -load-resolved-plugin /Applications/Xcode-26.0.0-Beta.app/Contents/Developer/Platforms/MacOSX.platform/Developer/usr/lib/swift/host/plugins/libFoundationMacros.dylib\#/Applications/Xcode-26.0.0-Beta.app/Contents/Developer/Platforms/MacOSX.platform/Developer/usr/bin/swift-plugin-server\#FoundationMacros -load-resolved-plugin /Applications/Xcode-26.0.0-Beta.app/Contents/Developer/Platforms/MacOSX.platform/Developer/usr/lib/swift/host/plugins/libObservationMacros.dylib\#/Applications/Xcode-26.0.0-Beta.app/Contents/Developer/Platforms/MacOSX.platform/Developer/usr/bin/swift-plugin-server\#ObservationMacros -load-resolved-plugin /Applications/Xcode-26.0.0-Beta.app/Contents/Developer/Platforms/MacOSX.platform/Developer/usr/lib/swift/host/plugins/libPreviewsMacros.dylib\#/Applications/Xcode-26.0.0-Beta.app/Contents/Developer/Platforms/MacOSX.platform/Developer/usr/bin/swift-plugin-server\#PreviewsMacros -load-resolved-plugin /Applications/Xcode-26.0.0-Beta.app/Contents/Developer/Platforms/MacOSX.platform/Developer/usr/lib/swift/host/plugins/libSwiftMacros.dylib\#/Applications/Xcode-26.0.0-Beta.app/Contents/Developer/Platforms/MacOSX.platform/Developer/usr/bin/swift-plugin-server\#SwiftMacros -load-resolved-plugin /Applications/Xcode-26.0.0-Beta.app/Contents/Developer/Platforms/MacOSX.platform/Developer/usr/lib/swift/host/plugins/libSwiftUIMacros.dylib\#/Applications/Xcode-26.0.0-Beta.app/Contents/Developer/Platforms/MacOSX.platform/Developer/usr/bin/swift-plugin-server\#SwiftUIMacros -disable-implicit-swift-modules -Xcc -fno-implicit-modules -Xcc -fno-implicit-module-maps -explicit-swift-module-map-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/CalendarView.build/Debug/CalendarView.build/Objects-normal/arm64/CalendarView-dependencies-1.json -Xllvm -aarch64-use-tbi -enable-objc-interop -sdk /Applications/Xcode-26.0.0-Beta.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX26.0.sdk -I /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug -I /Applications/Xcode-26.0.0-Beta.app/Contents/Developer/Platforms/MacOSX.platform/Developer/usr/lib -F /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug -F /Applications/Xcode-26.0.0-Beta.app/Contents/Developer/Platforms/MacOSX.platform/Developer/Library/Frameworks -no-color-diagnostics -Xcc -fno-color-diagnostics -enable-testing -g -debug-info-format\=dwarf -dwarf-version\=4 -module-cache-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SwiftExplicitPrecompiledModules -profile-generate -profile-coverage-mapping -swift-version 5 -enforce-exclusivity\=checked -Onone -D SWIFT_PACKAGE -D DEBUG -D SWIFT_MODULE_RESOURCE_BUNDLE_UNAVAILABLE -D Xcode -serialize-debugging-options -const-gather-protocols-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/CalendarView.build/Debug/CalendarView.build/Objects-normal/arm64/CalendarView_const_extract_protocols.json -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 -ivfsstatcache -Xcc /Users/admin/builder/spi-builder-workspace/.derivedData/SDKStatCaches.noindex/macosx26.0-25A5279m-f7c1d129d9d5414f2afbbad1fd6fd62e.sdkstatcache -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/CalendarView.build/Debug/CalendarView.build/swift-overrides.hmap -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug/include -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/CalendarView.build/Debug/CalendarView.build/DerivedSources-normal/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/CalendarView.build/Debug/CalendarView.build/DerivedSources/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/CalendarView.build/Debug/CalendarView.build/DerivedSources -Xcc -DSWIFT_PACKAGE -Xcc -DDEBUG\=1 -no-auto-bridging-header-chaining -module-name CalendarView -package-name spi_builder_workspace -frontend-parseable-output -disable-clang-spi -target-sdk-version 26.0 -target-sdk-name macosx26.0 -clang-target arm64-apple-macos26.0 -emit-module-doc-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/CalendarView.build/Debug/CalendarView.build/Objects-normal/arm64/CalendarView.swiftdoc -emit-module-source-info-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/CalendarView.build/Debug/CalendarView.build/Objects-normal/arm64/CalendarView.swiftsourceinfo -emit-objc-header-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/CalendarView.build/Debug/CalendarView.build/Objects-normal/arm64/CalendarView-Swift.h -serialize-diagnostics-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/CalendarView.build/Debug/CalendarView.build/Objects-normal/arm64/CalendarView-master-emit-module.dia -emit-dependencies-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/CalendarView.build/Debug/CalendarView.build/Objects-normal/arm64/CalendarView-master-emit-module.d -o /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/CalendarView.build/Debug/CalendarView.build/Objects-normal/arm64/CalendarView.swiftmodule -emit-abi-descriptor-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/CalendarView.build/Debug/CalendarView.build/Objects-normal/arm64/CalendarView.abi.json
EmitSwiftModule normal arm64 (in target 'CalendarView' from project 'CalendarView')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

/Users/admin/builder/spi-builder-workspace/Sources/CalendarView/CalendarView+Coordinator.swift:25:37: error: cannot find type 'UICalendarViewDelegate' in scope
extension CalendarView.Coordinator: UICalendarViewDelegate {
                                    ^~~~~~~~~~~~~~~~~~~~~~
/Users/admin/builder/spi-builder-workspace/Sources/CalendarView/CalendarView+Coordinator.swift:35:10: error: cannot find type 'UICalendarView' in scope
    ) -> UICalendarView.Decoration? {
         ^~~~~~~~~~~~~~
/Users/admin/builder/spi-builder-workspace/Sources/CalendarView/CalendarView+Coordinator.swift:33:25: error: cannot find type 'UICalendarView' in scope
        _ calendarView: UICalendarView,
                        ^~~~~~~~~~~~~~
/Users/admin/builder/spi-builder-workspace/Sources/CalendarView/CalendarView+Coordinator.swift:67:25: error: cannot find type 'UICalendarView' in scope
        _ calendarView: UICalendarView,
                        ^~~~~~~~~~~~~~
/Users/admin/builder/spi-builder-workspace/Sources/CalendarView/CalendarView+Coordinator.swift:76:37: error: cannot find type 'UICalendarSelectionMultiDateDelegate' in scope
extension CalendarView.Coordinator: UICalendarSelectionMultiDateDelegate {
                                    ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/Users/admin/builder/spi-builder-workspace/Sources/CalendarView/CalendarView+Coordinator.swift:86:22: error: cannot find type 'UICalendarSelectionMultiDate' in scope
        _ selection: UICalendarSelectionMultiDate,
                     ^~~~~~~~~~~~~~~~~~~~~~~~~~~~
/Users/admin/builder/spi-builder-workspace/Sources/CalendarView/CalendarView+Coordinator.swift:99:22: error: cannot find type 'UICalendarSelectionMultiDate' in scope
        _ selection: UICalendarSelectionMultiDate,
                     ^~~~~~~~~~~~~~~~~~~~~~~~~~~~
/Users/admin/builder/spi-builder-workspace/Sources/CalendarView/CalendarView+Coordinator.swift:109:37: error: cannot find type 'UICalendarSelectionSingleDateDelegate' in scope
extension CalendarView.Coordinator: UICalendarSelectionSingleDateDelegate {
                                    ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/Users/admin/builder/spi-builder-workspace/Sources/CalendarView/CalendarView+Coordinator.swift:119:22: error: cannot find type 'UICalendarSelectionSingleDate' in scope
        _ selection: UICalendarSelectionSingleDate,
                     ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/Users/admin/builder/spi-builder-workspace/Sources/CalendarView/CalendarView+Decoration.swift:11:39: error: cannot find type 'UICalendarView' in scope
    public typealias DecorationSize = UICalendarView.DecorationSize
                                      ^~~~~~~~~~~~~~
/Users/admin/builder/spi-builder-workspace/Sources/CalendarView/CalendarView+Decoration.swift:15:34: error: cannot find type 'UICalendarView' in scope
        internal let decoration: UICalendarView.Decoration
                                 ^~~~~~~~~~~~~~
/Users/admin/builder/spi-builder-workspace/Sources/CalendarView/CalendarView+Decoration.swift:22:36: error: cannot find type 'UICalendarView' in scope
        private init(_ decoration: UICalendarView.Decoration) {
                                   ^~~~~~~~~~~~~~
/Users/admin/builder/spi-builder-workspace/Sources/CalendarView/CalendarView+Decoration.swift:32:20: error: 'Color' is only available in macOS 10.15 or newer
            color: Color? = nil,
                   ^
/Users/admin/builder/spi-builder-workspace/Sources/CalendarView/CalendarView+Decoration.swift:31:28: note: add @available attribute to enclosing static method
        public static func `default`(
                           ^
/Users/admin/builder/spi-builder-workspace/Sources/CalendarView/CalendarView+Decoration.swift:14:19: note: add @available attribute to enclosing struct
    public struct Decoration: Sendable, Hashable {
                  ^
/Users/admin/builder/spi-builder-workspace/Sources/CalendarView/CalendarView+Decoration.swift:49:91: error: 'View' is only available in macOS 10.15 or newer
        public static func custom(@ViewBuilder _ customViewProvider: @escaping () -> some View) -> Self {
                                                                                          ^
/Users/admin/builder/spi-builder-workspace/Sources/CalendarView/CalendarView+Decoration.swift:49:28: note: add @available attribute to enclosing static method
        public static func custom(@ViewBuilder _ customViewProvider: @escaping () -> some View) -> Self {
                           ^
/Users/admin/builder/spi-builder-workspace/Sources/CalendarView/CalendarView+Decoration.swift:14:19: note: add @available attribute to enclosing struct
    public struct Decoration: Sendable, Hashable {
                  ^
/Users/admin/builder/spi-builder-workspace/Sources/CalendarView/CalendarView+Decoration.swift:49:36: error: 'ViewBuilder' is only available in macOS 10.15 or newer
        public static func custom(@ViewBuilder _ customViewProvider: @escaping () -> some View) -> Self {
                                   ^
/Users/admin/builder/spi-builder-workspace/Sources/CalendarView/CalendarView+Decoration.swift:49:28: note: add @available attribute to enclosing static method
        public static func custom(@ViewBuilder _ customViewProvider: @escaping () -> some View) -> Self {
                           ^
/Users/admin/builder/spi-builder-workspace/Sources/CalendarView/CalendarView+Decoration.swift:14:19: note: add @available attribute to enclosing struct
    public struct Decoration: Sendable, Hashable {
                  ^
/Users/admin/builder/spi-builder-workspace/Sources/CalendarView/CalendarView+Decoration.swift:49:91: error: 'View' is only available in macOS 10.15 or newer
        public static func custom(@ViewBuilder _ customViewProvider: @escaping () -> some View) -> Self {
                                                                                          ^
/Users/admin/builder/spi-builder-workspace/Sources/CalendarView/CalendarView+Decoration.swift:49:28: note: add @available attribute to enclosing static method
        public static func custom(@ViewBuilder _ customViewProvider: @escaping () -> some View) -> Self {
                           ^
/Users/admin/builder/spi-builder-workspace/Sources/CalendarView/CalendarView+Decoration.swift:14:19: note: add @available attribute to enclosing struct
    public struct Decoration: Sendable, Hashable {
                  ^
/Users/admin/builder/spi-builder-workspace/Sources/CalendarView/CalendarView+Decoration.swift:70:22: error: cannot find type 'UIImage' in scope
            _ image: UIImage?,
                     ^~~~~~~
/Users/admin/builder/spi-builder-workspace/Sources/CalendarView/CalendarView+Decoration.swift:71:20: error: 'Color' is only available in macOS 10.15 or newer
            color: Color? = nil,
                   ^
/Users/admin/builder/spi-builder-workspace/Sources/CalendarView/CalendarView+Decoration.swift:69:28: note: add @available attribute to enclosing static method
        public static func image(
                           ^
/Users/admin/builder/spi-builder-workspace/Sources/CalendarView/CalendarView+Decoration.swift:14:19: note: add @available attribute to enclosing struct
    public struct Decoration: Sendable, Hashable {
                  ^
/Users/admin/builder/spi-builder-workspace/Sources/CalendarView/CalendarView+Decoration.swift:95:20: error: 'Color' is only available in macOS 10.15 or newer
            color: Color? = nil,
                   ^
/Users/admin/builder/spi-builder-workspace/Sources/CalendarView/CalendarView+Decoration.swift:93:28: note: add @available attribute to enclosing static method
        public static func image(
                           ^
/Users/admin/builder/spi-builder-workspace/Sources/CalendarView/CalendarView+Decoration.swift:14:19: note: add @available attribute to enclosing struct
    public struct Decoration: Sendable, Hashable {
                  ^
/Users/admin/builder/spi-builder-workspace/Sources/CalendarView/CalendarView+Decoration.swift:14:19: error: type 'CalendarView.Decoration' does not conform to protocol 'Hashable'
    public struct Decoration: Sendable, Hashable {
                  ^
/Users/admin/builder/spi-builder-workspace/Sources/CalendarView/CalendarView+Decoration.swift:15:22: note: stored property type '<<error type>>' does not conform to protocol 'Hashable', preventing synthesized conformance of 'CalendarView.Decoration' to 'Hashable'
        internal let decoration: UICalendarView.Decoration
                     ^
/Users/admin/builder/spi-builder-workspace/Sources/CalendarView/CalendarView+Decoration.swift:14:19: error: type 'CalendarView.Decoration' does not conform to protocol 'Equatable'
    public struct Decoration: Sendable, Hashable {
                  ^
/Users/admin/builder/spi-builder-workspace/Sources/CalendarView/CalendarView+Decoration.swift:15:22: note: stored property type '<<error type>>' does not conform to protocol 'Equatable', preventing synthesized conformance of 'CalendarView.Decoration' to 'Equatable'
        internal let decoration: UICalendarView.Decoration
                     ^
Swift.==:1:24: note: candidate would match if 'CalendarView.Decoration' conformed to 'RawRepresentable'
@inlinable public func == <T>(lhs: T, rhs: T) -> Bool where T : RawRepresentable, T.RawValue : Equatable
                       ^
Swift.FloatingPoint.==:2:20: note: candidate would match if 'CalendarView.Decoration' conformed to 'FloatingPoint'
public static func == (lhs: Self, rhs: Self) -> Bool}
                   ^
Swift.BinaryInteger.==:2:20: note: candidate would match if 'CalendarView.Decoration' conformed to 'BinaryInteger'
public static func == <Other>(lhs: Self, rhs: Other) -> Bool where Other : BinaryInteger}
                   ^
Swift._Pointer.==:2:20: note: candidate would match if 'CalendarView.Decoration' conformed to '_Pointer'
public static func == (lhs: Self, rhs: Self) -> Bool}
                   ^
Swift._Pointer.==:2:31: note: candidate would match if 'CalendarView.Decoration' conformed to '_Pointer'
@inlinable public static func == <Other>(lhs: Self, rhs: Other) -> Bool where Other : _Pointer}
                              ^
Swift.Strideable.==:2:31: note: candidate would match if 'CalendarView.Decoration' conformed to 'Strideable'
@inlinable public static func == (x: Self, y: Self) -> Bool}
                              ^
Swift.StringProtocol.==:2:31: note: candidate would match if 'CalendarView.Decoration' conformed to 'StringProtocol'
@inlinable public static func == <RHS>(lhs: Self, rhs: RHS) -> Bool where RHS : StringProtocol}
                              ^
Swift.SIMD.==:2:20: note: candidate would match if 'CalendarView.Decoration' conformed to 'SIMD'
public static func == (a: Self, b: Self) -> Bool}
                   ^
Foundation.AttributedStringProtocol.==:2:20: note: candidate would match if 'CalendarView.Decoration' conformed to 'AttributedStringProtocol'
public static func == <RHS>(lhs: Self, rhs: RHS) -> Bool where RHS : AttributedStringProtocol}
                   ^
Foundation._BridgedStoredNSError.==:2:20: note: candidate would match if 'CalendarView.Decoration' conformed to '_BridgedStoredNSError'
public static func == (lhs: Self, rhs: Self) -> Bool}
                   ^
CoreFoundation._CFObject.==:2:20: note: candidate would match if 'CalendarView.Decoration' conformed to '_CFObject'
public static func == (left: Self, right: Self) -> Bool}
                   ^
/Users/admin/builder/spi-builder-workspace/Sources/CalendarView/CalendarView+Decoration.swift:14:19: note: add stubs for conformance
    public struct Decoration: Sendable, Hashable {
                  ^
Swift.Equatable.==:2:13: note: protocol requires function '==' with type '(CalendarView.Decoration, CalendarView.Decoration) -> Bool'
static func == (lhs: Self, rhs: Self) -> Bool}
            ^
/Users/admin/builder/spi-builder-workspace/Sources/CalendarView/CalendarView+Previews.swift:12:6: error: 'State' is only available in macOS 10.15 or newer
    @State
     ^
/Users/admin/builder/spi-builder-workspace/Sources/CalendarView/CalendarView+Previews.swift:11:16: note: add @available attribute to enclosing struct
private struct CalendarView_Preview: View {
               ^
/Users/admin/builder/spi-builder-workspace/Sources/CalendarView/CalendarView+Previews.swift:15:6: error: 'State' is only available in macOS 10.15 or newer
    @State
     ^
/Users/admin/builder/spi-builder-workspace/Sources/CalendarView/CalendarView+Previews.swift:11:16: note: add @available attribute to enclosing struct
private struct CalendarView_Preview: View {
               ^
/Users/admin/builder/spi-builder-workspace/Sources/CalendarView/CalendarView+Previews.swift:18:6: error: 'State' is only available in macOS 10.15 or newer
    @State
     ^
/Users/admin/builder/spi-builder-workspace/Sources/CalendarView/CalendarView+Previews.swift:11:16: note: add @available attribute to enclosing struct
private struct CalendarView_Preview: View {
               ^
/Users/admin/builder/spi-builder-workspace/Sources/CalendarView/CalendarView+Previews.swift:21:6: error: 'State' is only available in macOS 10.15 or newer
    @State
     ^
/Users/admin/builder/spi-builder-workspace/Sources/CalendarView/CalendarView+Previews.swift:11:16: note: add @available attribute to enclosing struct
private struct CalendarView_Preview: View {
               ^
/Users/admin/builder/spi-builder-workspace/Sources/CalendarView/CalendarView+Previews.swift:24:20: error: 'View' is only available in macOS 10.15 or newer
    var body: some View {
                   ^
/Users/admin/builder/spi-builder-workspace/Sources/CalendarView/CalendarView+Previews.swift:24:9: note: add @available attribute to enclosing property
    var body: some View {
        ^
/Users/admin/builder/spi-builder-workspace/Sources/CalendarView/CalendarView+Previews.swift:11:16: note: add @available attribute to enclosing struct
private struct CalendarView_Preview: View {
               ^
/Users/admin/builder/spi-builder-workspace/Sources/CalendarView/CalendarView+Previews.swift:63:2: error: 'Preview(_:body:)' is only available in macOS 10.15 or newer
#Preview {
 ^
/Users/admin/builder/spi-builder-workspace/Sources/CalendarView/CalendarView+Previews.swift:69:5: error: cannot find 'UICalendarView' in scope
    UICalendarView(frame: .zero)
    ^~~~~~~~~~~~~~
/Users/admin/builder/spi-builder-workspace/Sources/CalendarView/CalendarView+Previews.swift:69:28: error: cannot infer contextual base in reference to member 'zero'
    UICalendarView(frame: .zero)
                          ~^~~~
/Users/admin/builder/spi-builder-workspace/Sources/CalendarView/CalendarView.swift:17:39: error: 'Binding' is only available in macOS 10.15 or newer
    public let visibleDateComponents: Binding<DateComponents?>
                                      ^
/Users/admin/builder/spi-builder-workspace/Sources/CalendarView/CalendarView.swift:11:15: note: add @available attribute to enclosing struct
public struct CalendarView: UIViewRepresentable {
              ^
/Users/admin/builder/spi-builder-workspace/Sources/CalendarView/CalendarView.swift:24:6: error: 'Binding' is only available in macOS 10.15 or newer
    @Binding
     ^
/Users/admin/builder/spi-builder-workspace/Sources/CalendarView/CalendarView.swift:11:15: note: add @available attribute to enclosing struct
public struct CalendarView: UIViewRepresentable {
              ^
/Users/admin/builder/spi-builder-workspace/Sources/CalendarView/CalendarView.swift:34:22: error: 'Binding' is only available in macOS 10.15 or newer
        _ selection: Binding<[DateComponents]>,
                     ^
/Users/admin/builder/spi-builder-workspace/Sources/CalendarView/CalendarView.swift:33:12: note: add @available attribute to enclosing initializer
    public init(
           ^
/Users/admin/builder/spi-builder-workspace/Sources/CalendarView/CalendarView.swift:11:15: note: add @available attribute to enclosing struct
public struct CalendarView: UIViewRepresentable {
              ^
/Users/admin/builder/spi-builder-workspace/Sources/CalendarView/CalendarView.swift:35:32: error: 'Binding' is only available in macOS 10.15 or newer
        visibleDateComponents: Binding<DateComponents?>? = nil,
                               ^
/Users/admin/builder/spi-builder-workspace/Sources/CalendarView/CalendarView.swift:33:12: note: add @available attribute to enclosing initializer
    public init(
           ^
/Users/admin/builder/spi-builder-workspace/Sources/CalendarView/CalendarView.swift:11:15: note: add @available attribute to enclosing struct
public struct CalendarView: UIViewRepresentable {
              ^
/Users/admin/builder/spi-builder-workspace/Sources/CalendarView/CalendarView.swift:50:22: error: 'Binding' is only available in macOS 10.15 or newer
        _ selection: Binding<Set<DateComponents>>,
                     ^
/Users/admin/builder/spi-builder-workspace/Sources/CalendarView/CalendarView.swift:49:12: note: add @available attribute to enclosing initializer
    public init(
           ^
/Users/admin/builder/spi-builder-workspace/Sources/CalendarView/CalendarView.swift:11:15: note: add @available attribute to enclosing struct
public struct CalendarView: UIViewRepresentable {
              ^
/Users/admin/builder/spi-builder-workspace/Sources/CalendarView/CalendarView.swift:51:32: error: 'Binding' is only available in macOS 10.15 or newer
        visibleDateComponents: Binding<DateComponents?>? = nil,
                               ^
/Users/admin/builder/spi-builder-workspace/Sources/CalendarView/CalendarView.swift:49:12: note: add @available attribute to enclosing initializer
    public init(
           ^
/Users/admin/builder/spi-builder-workspace/Sources/CalendarView/CalendarView.swift:11:15: note: add @available attribute to enclosing struct
public struct CalendarView: UIViewRepresentable {
              ^
/Users/admin/builder/spi-builder-workspace/Sources/CalendarView/CalendarView.swift:71:22: error: 'Binding' is only available in macOS 10.15 or newer
        _ selection: Binding<DateComponents?>? = nil,
                     ^
/Users/admin/builder/spi-builder-workspace/Sources/CalendarView/CalendarView.swift:70:12: note: add @available attribute to enclosing initializer
    public init(
           ^
/Users/admin/builder/spi-builder-workspace/Sources/CalendarView/CalendarView.swift:11:15: note: add @available attribute to enclosing struct
public struct CalendarView: UIViewRepresentable {
              ^
/Users/admin/builder/spi-builder-workspace/Sources/CalendarView/CalendarView.swift:72:32: error: 'Binding' is only available in macOS 10.15 or newer
        visibleDateComponents: Binding<DateComponents?>? = nil,
                               ^
/Users/admin/builder/spi-builder-workspace/Sources/CalendarView/CalendarView.swift:70:12: note: add @available attribute to enclosing initializer
    public init(
           ^
/Users/admin/builder/spi-builder-workspace/Sources/CalendarView/CalendarView.swift:11:15: note: add @available attribute to enclosing struct
public struct CalendarView: UIViewRepresentable {
              ^
/Users/admin/builder/spi-builder-workspace/Sources/CalendarView/CalendarView.swift:90:49: error: cannot find type 'UICalendarView' in scope
    public func makeUIView(context: Context) -> UICalendarView {
                                                ^~~~~~~~~~~~~~
/Users/admin/builder/spi-builder-workspace/Sources/CalendarView/CalendarView.swift:90:37: error: cannot find type 'Context' in scope
    public func makeUIView(context: Context) -> UICalendarView {
                                    ^~~~~~~
/Users/admin/builder/spi-builder-workspace/Sources/CalendarView/CalendarView.swift:118:40: error: cannot find type 'UICalendarView' in scope
    public func updateUIView(_ uiView: UICalendarView, context: Context) {
                                       ^~~~~~~~~~~~~~
/Users/admin/builder/spi-builder-workspace/Sources/CalendarView/CalendarView.swift:118:65: error: cannot find type 'Context' in scope
    public func updateUIView(_ uiView: UICalendarView, context: Context) {
                                                                ^~~~~~~
/Users/admin/builder/spi-builder-workspace/Sources/CalendarView/CalendarView.swift:181:29: error: cannot find type 'UIFontDescriptor' in scope
    private var fontDesign: UIFontDescriptor.SystemDesign = .default
                            ^~~~~~~~~~~~~~~~
/Users/admin/builder/spi-builder-workspace/Sources/CalendarView/CalendarView.swift:186:38: error: 'Font' is only available in macOS 10.15 or newer
    public func fontDesign(_ design: Font.Design) -> CalendarView {
                                     ^
/Users/admin/builder/spi-builder-workspace/Sources/CalendarView/CalendarView.swift:186:17: note: add @available attribute to enclosing instance method
    public func fontDesign(_ design: Font.Design) -> CalendarView {
                ^
/Users/admin/builder/spi-builder-workspace/Sources/CalendarView/CalendarView.swift:11:15: note: add @available attribute to enclosing struct
public struct CalendarView: UIViewRepresentable {
              ^
/Users/admin/builder/spi-builder-workspace/Sources/CalendarView/CalendarView.swift:212:117: error: 'View' is only available in macOS 10.15 or newer
    public func decorations(@ViewBuilder _ customViewProvider: @escaping (_ dateComponents: DateComponents) -> some View) -> CalendarView {
                                                                                                                    ^
/Users/admin/builder/spi-builder-workspace/Sources/CalendarView/CalendarView.swift:212:17: note: add @available attribute to enclosing instance method
    public func decorations(@ViewBuilder _ customViewProvider: @escaping (_ dateComponents: DateComponents) -> some View) -> CalendarView {
                ^
/Users/admin/builder/spi-builder-workspace/Sources/CalendarView/CalendarView.swift:11:15: note: add @available attribute to enclosing struct
public struct CalendarView: UIViewRepresentable {
              ^
/Users/admin/builder/spi-builder-workspace/Sources/CalendarView/CalendarView.swift:212:30: error: 'ViewBuilder' is only available in macOS 10.15 or newer
    public func decorations(@ViewBuilder _ customViewProvider: @escaping (_ dateComponents: DateComponents) -> some View) -> CalendarView {
                             ^
/Users/admin/builder/spi-builder-workspace/Sources/CalendarView/CalendarView.swift:212:17: note: add @available attribute to enclosing instance method
    public func decorations(@ViewBuilder _ customViewProvider: @escaping (_ dateComponents: DateComponents) -> some View) -> CalendarView {
                ^
/Users/admin/builder/spi-builder-workspace/Sources/CalendarView/CalendarView.swift:11:15: note: add @available attribute to enclosing struct
public struct CalendarView: UIViewRepresentable {
              ^
/Users/admin/builder/spi-builder-workspace/Sources/CalendarView/CalendarView.swift:212:117: error: 'View' is only available in macOS 10.15 or newer
    public func decorations(@ViewBuilder _ customViewProvider: @escaping (_ dateComponents: DateComponents) -> some View) -> CalendarView {
                                                                                                                    ^
/Users/admin/builder/spi-builder-workspace/Sources/CalendarView/CalendarView.swift:212:17: note: add @available attribute to enclosing instance method
    public func decorations(@ViewBuilder _ customViewProvider: @escaping (_ dateComponents: DateComponents) -> some View) -> CalendarView {
                ^
/Users/admin/builder/spi-builder-workspace/Sources/CalendarView/CalendarView.swift:11:15: note: add @available attribute to enclosing struct
public struct CalendarView: UIViewRepresentable {
              ^
/Users/admin/builder/spi-builder-workspace/Sources/CalendarView/CalendarView.swift:11:29: error: cannot find type 'UIViewRepresentable' in scope
public struct CalendarView: UIViewRepresentable {
                            ^~~~~~~~~~~~~~~~~~~
/Users/admin/builder/spi-builder-workspace/Sources/CalendarView/Convenience Extensions/EnvironmentModifiers.swift:13:56: error: 'View' is only available in macOS 10.15 or newer
    public func calendar(_ calendar: Calendar) -> some View {
                                                       ^
/Users/admin/builder/spi-builder-workspace/Sources/CalendarView/Convenience Extensions/EnvironmentModifiers.swift:13:17: note: add @available attribute to enclosing instance method
    public func calendar(_ calendar: Calendar) -> some View {
                ^
/Users/admin/builder/spi-builder-workspace/Sources/CalendarView/Convenience Extensions/EnvironmentModifiers.swift:10:1: note: add @available attribute to enclosing extension
extension View {
^
/Users/admin/builder/spi-builder-workspace/Sources/CalendarView/Convenience Extensions/EnvironmentModifiers.swift:19:50: error: 'View' is only available in macOS 10.15 or newer
    public func locale(_ locale: Locale) -> some View {
                                                 ^
/Users/admin/builder/spi-builder-workspace/Sources/CalendarView/Convenience Extensions/EnvironmentModifiers.swift:19:17: note: add @available attribute to enclosing instance method
    public func locale(_ locale: Locale) -> some View {
                ^
/Users/admin/builder/spi-builder-workspace/Sources/CalendarView/Convenience Extensions/EnvironmentModifiers.swift:10:1: note: add @available attribute to enclosing extension
extension View {
^
/Users/admin/builder/spi-builder-workspace/Sources/CalendarView/Convenience Extensions/EnvironmentModifiers.swift:25:56: error: 'View' is only available in macOS 10.15 or newer
    public func timeZone(_ timeZone: TimeZone) -> some View {
                                                       ^
/Users/admin/builder/spi-builder-workspace/Sources/CalendarView/Convenience Extensions/EnvironmentModifiers.swift:25:17: note: add @available attribute to enclosing instance method
    public func timeZone(_ timeZone: TimeZone) -> some View {
                ^
/Users/admin/builder/spi-builder-workspace/Sources/CalendarView/Convenience Extensions/EnvironmentModifiers.swift:10:1: note: add @available attribute to enclosing extension
extension View {
^
/Users/admin/builder/spi-builder-workspace/Sources/CalendarView/Convenience Extensions/EnvironmentModifiers.swift:10:11: error: 'View' is only available in macOS 10.15 or newer
extension View {
          ^
/Users/admin/builder/spi-builder-workspace/Sources/CalendarView/Convenience Extensions/EnvironmentModifiers.swift:10:1: note: add @available attribute to enclosing extension
extension View {
^
/Users/admin/builder/spi-builder-workspace/Sources/CalendarView/Internal Extensions/Binding+Map.swift:13:10: error: 'Binding' is only available in macOS 10.15 or newer
    ) -> Binding<T> {
         ^
/Users/admin/builder/spi-builder-workspace/Sources/CalendarView/Internal Extensions/Binding+Map.swift:11:10: note: add @available attribute to enclosing instance method
    func map<T>(
         ^
/Users/admin/builder/spi-builder-workspace/Sources/CalendarView/Internal Extensions/Binding+Map.swift:10:1: note: add @available attribute to enclosing extension
extension Binding {
^
/Users/admin/builder/spi-builder-workspace/Sources/CalendarView/Internal Extensions/Binding+Map.swift:23:10: error: 'Binding' is only available in macOS 10.15 or newer
    ) -> Binding<T> {
         ^
/Users/admin/builder/spi-builder-workspace/Sources/CalendarView/Internal Extensions/Binding+Map.swift:20:10: note: add @available attribute to enclosing instance method
    func map<T>(
         ^
/Users/admin/builder/spi-builder-workspace/Sources/CalendarView/Internal Extensions/Binding+Map.swift:10:1: note: add @available attribute to enclosing extension
extension Binding {
^
/Users/admin/builder/spi-builder-workspace/Sources/CalendarView/Internal Extensions/Binding+Map.swift:33:10: error: 'Binding' is only available in macOS 10.15 or newer
    ) -> Binding<U?> where Value == Optional<T> {
         ^
/Users/admin/builder/spi-builder-workspace/Sources/CalendarView/Internal Extensions/Binding+Map.swift:30:10: note: add @available attribute to enclosing instance method
    func map<T, U>(
         ^
/Users/admin/builder/spi-builder-workspace/Sources/CalendarView/Internal Extensions/Binding+Map.swift:10:1: note: add @available attribute to enclosing extension
extension Binding {
^
/Users/admin/builder/spi-builder-workspace/Sources/CalendarView/Internal Extensions/Binding+Map.swift:10:11: error: 'Binding' is only available in macOS 10.15 or newer
extension Binding {
          ^
/Users/admin/builder/spi-builder-workspace/Sources/CalendarView/Internal Extensions/Binding+Map.swift:10:1: note: add @available attribute to enclosing extension
extension Binding {
^
SwiftCompile normal arm64 Compiling\ EnvironmentModifiers.swift /Users/admin/builder/spi-builder-workspace/Sources/CalendarView/Convenience\ Extensions/EnvironmentModifiers.swift (in target 'CalendarView' from project 'CalendarView')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/CalendarView/Convenience\ Extensions/EnvironmentModifiers.swift (in target 'CalendarView' from project 'CalendarView')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

--- xcodebuild: WARNING: Using the first of multiple matching destinations:
{ platform:macOS, arch:arm64, id:d1393fe0f226b1cf347bbf1e6bb498e0cde8e01a, name:My Mac }
{ platform:macOS, arch:arm64, variant:Mac Catalyst, id:d1393fe0f226b1cf347bbf1e6bb498e0cde8e01a, name:My Mac }
{ platform:macOS, arch:arm64, variant:DriverKit, id:d1393fe0f226b1cf347bbf1e6bb498e0cde8e01a, name:My Mac }
{ platform:macOS, arch:arm64, variant:Designed for [iPad,iPhone], id:d1393fe0f226b1cf347bbf1e6bb498e0cde8e01a, name:My Mac }
** BUILD FAILED **
The following build commands failed:
	SwiftEmitModule normal arm64 Emitting\ module\ for\ CalendarView (in target 'CalendarView' from project 'CalendarView')
	EmitSwiftModule normal arm64 (in target 'CalendarView' from project 'CalendarView')
	Building workspace spi-builder-workspace with scheme CalendarView
(3 failures)
BUILD FAILURE 6.2 macosXcodebuild