The Swift Package Index logo.Swift Package Index

Track the adoption of Swift 6 strict concurrency checks for data race safety. How many packages are Ready for Swift 6?

Build Information

Successful build of Expression, reference main (95ffe4), with Swift 6.1 for visionOS using Xcode 16.3 on 29 Apr 2025 03:24:53 UTC.

Swift 6 data race errors: 11

Build Command

env DEVELOPER_DIR=/Applications/Xcode-16.3.0.app xcrun xcodebuild -IDEClonedSourcePackagesDirPathOverride=$PWD/.dependencies -skipMacroValidation -skipPackagePluginValidation -derivedDataPath $PWD/.derivedData build -scheme Expression -destination generic/platform=xrOS OTHER_SWIFT_FLAGS=-stats-output-dir .stats -strict-concurrency=complete -enable-upcoming-feature StrictConcurrency -enable-upcoming-feature DisableOutwardActorInference -enable-upcoming-feature GlobalActorIsolatedTypesUsability -enable-upcoming-feature InferSendableFromCaptures

Build Log

========================================
RunAll
========================================
Builder version: 4.61.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/nicklockwood/Expression.git
Reference: main
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/nicklockwood/Expression
 * branch            main       -> FETCH_HEAD
 * [new branch]      main       -> origin/main
HEAD is now at 95ffe4c Update for 0.13.9 release
Cloned https://github.com/nicklockwood/Expression.git
Revision (git rev-parse @):
95ffe4c352e456cede933d9910d25b9c84039d1b
SUCCESS checkout https://github.com/nicklockwood/Expression.git at main
========================================
Build
========================================
Selected platform:         visionOS
Swift version:             6.1
Building package at path:  $PWD
https://github.com/nicklockwood/Expression.git
https://github.com/nicklockwood/Expression.git
{
  "dependencies" : [
  ],
  "manifest_display_name" : "Expression",
  "name" : "Expression",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
  ],
  "products" : [
    {
      "name" : "Expression",
      "targets" : [
        "Expression"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "ExpressionTests",
      "module_type" : "SwiftTarget",
      "name" : "ExpressionTests",
      "path" : "Tests",
      "sources" : [
        "AnyExpressionTests.swift",
        "ExpressionTests.swift",
        "MetadataTests.swift"
      ],
      "target_dependencies" : [
        "Expression"
      ],
      "type" : "test"
    },
    {
      "c99name" : "Expression",
      "module_type" : "SwiftTarget",
      "name" : "Expression",
      "path" : "Sources",
      "product_memberships" : [
        "Expression"
      ],
      "sources" : [
        "AnyExpression.swift",
        "Expression.swift"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "4.2"
}
Command line invocation:
    /Applications/Xcode-16.3.0.app/Contents/Developer/usr/bin/xcodebuild -IDEClonedSourcePackagesDirPathOverride=/Users/admin/builder/spi-builder-workspace/.dependencies -resolvePackageDependencies
resolved source packages:
{
  "dependencies" : [
  ],
  "manifest_display_name" : "Expression",
  "name" : "Expression",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
  ],
  "products" : [
    {
      "name" : "Expression",
      "targets" : [
        "Expression"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "ExpressionTests",
      "module_type" : "SwiftTarget",
      "name" : "ExpressionTests",
      "path" : "Tests",
      "sources" : [
        "AnyExpressionTests.swift",
        "ExpressionTests.swift",
        "MetadataTests.swift"
      ],
      "target_dependencies" : [
        "Expression"
      ],
      "type" : "test"
    },
    {
      "c99name" : "Expression",
      "module_type" : "SwiftTarget",
      "name" : "Expression",
      "path" : "Sources",
      "product_memberships" : [
        "Expression"
      ],
      "sources" : [
        "AnyExpression.swift",
        "Expression.swift"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "4.2"
}
{
  "project" : {
    "configurations" : [
      "Debug",
      "Release"
    ],
    "name" : "Expression",
    "schemes" : [
      "Benchmark",
      "Calculator",
      "Colors",
      "DebugPerformance",
      "Expression (iOS)",
      "Expression (Mac)",
      "Layout",
      "ReleasePerformance"
    ],
    "targets" : [
      "Expression (Mac)",
      "Expression (iOS)",
      "ExpressionTests",
      "DebugPerformance",
      "ReleasePerformance",
      "Calculator",
      "Colors",
      "Layout",
      "Benchmark",
      "REPL"
    ]
  }
}
{
  "workspace" : {
    "name" : "spi-builder-workspace",
    "schemes" : [
      "Expression"
    ]
  }
}
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-16.3.0.app xcrun xcodebuild -IDEClonedSourcePackagesDirPathOverride=$PWD/.dependencies -skipMacroValidation -skipPackagePluginValidation -derivedDataPath $PWD/.derivedData build -scheme Expression -destination generic/platform=xrOS OTHER_SWIFT_FLAGS=-stats-output-dir .stats -strict-concurrency=complete -enable-upcoming-feature StrictConcurrency -enable-upcoming-feature DisableOutwardActorInference -enable-upcoming-feature GlobalActorIsolatedTypesUsability -enable-upcoming-feature InferSendableFromCaptures
Command line invocation:
    /Applications/Xcode-16.3.0.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 Expression -destination generic/platform=xrOS "OTHER_SWIFT_FLAGS=-stats-output-dir .stats -strict-concurrency=complete -enable-upcoming-feature StrictConcurrency -enable-upcoming-feature DisableOutwardActorInference -enable-upcoming-feature GlobalActorIsolatedTypesUsability -enable-upcoming-feature InferSendableFromCaptures"
Build settings from command line:
    OTHER_SWIFT_FLAGS = -stats-output-dir .stats -strict-concurrency=complete -enable-upcoming-feature StrictConcurrency -enable-upcoming-feature DisableOutwardActorInference -enable-upcoming-feature GlobalActorIsolatedTypesUsability -enable-upcoming-feature InferSendableFromCaptures
Resolve Package Graph
Resolved source packages:
  Expression: /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 'Expression' in project 'Expression'
        ➜ Explicit dependency on target 'Expression' in project 'Expression'
    Target 'Expression' in project 'Expression' (no dependencies)
GatherProvisioningInputs
CreateBuildDescription
ExecuteExternalTool /Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang -v -E -dM -isysroot /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/XROS.platform/Developer/SDKs/XROS2.4.sdk -x c -c /dev/null
ExecuteExternalTool /Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/swiftc --version
ExecuteExternalTool /Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/ld -version_details
Build description signature: af7bade149875c89dd4cf92190002128
Build description path: /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/XCBuildData/af7bade149875c89dd4cf92190002128.xcbuilddata
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
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
ClangStatCache /Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang-stat-cache /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/XROS.platform/Developer/SDKs/XROS2.4.sdk /Users/admin/builder/spi-builder-workspace/.derivedData/SDKStatCaches.noindex/xros2.4-22O233-407b76dbb837030756cbe1ab3f0b01b6.sdkstatcache
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    /Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang-stat-cache /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/XROS.platform/Developer/SDKs/XROS2.4.sdk -o /Users/admin/builder/spi-builder-workspace/.derivedData/SDKStatCaches.noindex/xros2.4-22O233-407b76dbb837030756cbe1ab3f0b01b6.sdkstatcache
CreateBuildDirectory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/EagerLinkingTBDs/Debug-xros
    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-xros
CreateBuildDirectory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-xros
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    builtin-create-build-directory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-xros
CreateBuildDirectory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-xros/PackageFrameworks
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    builtin-create-build-directory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-xros/PackageFrameworks
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Expression.build/Debug-xros/Expression.build/Expression.modulemap (in target 'Expression' from project 'Expression')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Expression.build/Debug-xros/Expression.build/Expression.modulemap
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Expression.build/Debug-xros/Expression.build/Objects-normal/arm64/Expression.SwiftConstValuesFileList (in target 'Expression' from project 'Expression')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Expression.build/Debug-xros/Expression.build/Objects-normal/arm64/Expression.SwiftConstValuesFileList
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Expression.build/Debug-xros/Expression.build/Objects-normal/arm64/Expression_const_extract_protocols.json (in target 'Expression' from project 'Expression')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Expression.build/Debug-xros/Expression.build/Objects-normal/arm64/Expression_const_extract_protocols.json
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Expression.build/Debug-xros/Expression.build/Expression.DependencyMetadataFileList (in target 'Expression' from project 'Expression')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Expression.build/Debug-xros/Expression.build/Expression.DependencyMetadataFileList
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Expression.build/Debug-xros/Expression.build/Expression.DependencyStaticMetadataFileList (in target 'Expression' from project 'Expression')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Expression.build/Debug-xros/Expression.build/Expression.DependencyStaticMetadataFileList
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Expression.build/Debug-xros/Expression.build/Objects-normal/arm64/Expression.LinkFileList (in target 'Expression' from project 'Expression')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Expression.build/Debug-xros/Expression.build/Objects-normal/arm64/Expression.LinkFileList
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Expression.build/Debug-xros/Expression.build/Objects-normal/arm64/Expression.SwiftFileList (in target 'Expression' from project 'Expression')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Expression.build/Debug-xros/Expression.build/Objects-normal/arm64/Expression.SwiftFileList
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Expression.build/Debug-xros/Expression.build/Objects-normal/arm64/Expression-OutputFileMap.json (in target 'Expression' from project 'Expression')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Expression.build/Debug-xros/Expression.build/Objects-normal/arm64/Expression-OutputFileMap.json
Copy /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/GeneratedModuleMaps-xros/Expression.modulemap /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Expression.build/Debug-xros/Expression.build/Expression.modulemap (in target 'Expression' from project 'Expression')
    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/Expression.build/Debug-xros/Expression.build/Expression.modulemap /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/GeneratedModuleMaps-xros
SwiftDriver Expression normal arm64 com.apple.xcode.tools.swift.compiler (in target 'Expression' from project 'Expression')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    builtin-SwiftDriver -- /Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/swiftc -module-name Expression -Onone -enforce-exclusivity\=checked @/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Expression.build/Debug-xros/Expression.build/Objects-normal/arm64/Expression.SwiftFileList -DSWIFT_PACKAGE -DDEBUG -stats-output-dir .stats -strict-concurrency\=complete -enable-upcoming-feature StrictConcurrency -enable-upcoming-feature DisableOutwardActorInference -enable-upcoming-feature GlobalActorIsolatedTypesUsability -enable-upcoming-feature InferSendableFromCaptures -plugin-path /Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift/host/plugins/testing -enable-experimental-feature DebugDescriptionMacro -sdk /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/XROS.platform/Developer/SDKs/XROS2.4.sdk -target arm64-apple-xros1.0 -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 4.2 -I /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-xros -I /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/XROS.platform/Developer/usr/lib -F /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-xros -F /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/XROS.platform/Developer/Library/Frameworks -F /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/XROS.platform/Developer/SDKs/XROS2.4.sdk/Developer/Library/Frameworks -c -j10 -enable-batch-mode -incremental -Xcc -ivfsstatcache -Xcc /Users/admin/builder/spi-builder-workspace/.derivedData/SDKStatCaches.noindex/xros2.4-22O233-407b76dbb837030756cbe1ab3f0b01b6.sdkstatcache -output-file-map /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Expression.build/Debug-xros/Expression.build/Objects-normal/arm64/Expression-OutputFileMap.json -use-frontend-parseable-output -save-temps -no-color-diagnostics -serialize-diagnostics -emit-dependencies -emit-module -emit-module-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Expression.build/Debug-xros/Expression.build/Objects-normal/arm64/Expression.swiftmodule -validate-clang-modules-once -clang-build-session-file /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/Session.modulevalidation -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Expression.build/Debug-xros/Expression.build/swift-overrides.hmap -emit-const-values -Xfrontend -const-gather-protocols-file -Xfrontend /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Expression.build/Debug-xros/Expression.build/Objects-normal/arm64/Expression_const_extract_protocols.json -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-xros/include -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Expression.build/Debug-xros/Expression.build/DerivedSources-normal/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Expression.build/Debug-xros/Expression.build/DerivedSources/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Expression.build/Debug-xros/Expression.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/Expression.build/Debug-xros/Expression.build/Objects-normal/arm64/Expression-Swift.h -working-directory /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode -experimental-emit-module-separately -disable-cmo
SwiftEmitModule normal arm64 Emitting\ module\ for\ Expression (in target 'Expression' from project 'Expression')
EmitSwiftModule normal arm64 (in target 'Expression' from project 'Expression')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

/Users/admin/builder/spi-builder-workspace/Sources/AnyExpression.swift:829:16: warning: static property 'standardSymbols' is not concurrency-safe because non-'Sendable' type '[AnyExpression.Symbol : Expression.SymbolEvaluator]' (aka 'Dictionary<Expression.Symbol, (Array<Double>) throws -> Double>') may have shared mutable state; this is an error in the Swift 6 language mode
    static let standardSymbols: [Symbol: Expression.SymbolEvaluator] = [
               ^
/Users/admin/builder/spi-builder-workspace/Sources/Expression.swift:97:17: note: consider making enum 'Symbol' conform to the 'Sendable' protocol
    public enum Symbol: CustomStringConvertible, Hashable {
                ^
                                                         , Sendable
<unknown>:0: note: a function type must be marked '@Sendable' to conform to 'Sendable'
/Users/admin/builder/spi-builder-workspace/Sources/AnyExpression.swift:829:16: note: add '@MainActor' to make static property 'standardSymbols' part of global actor 'MainActor'
    static let standardSymbols: [Symbol: Expression.SymbolEvaluator] = [
               ^
    @MainActor
/Users/admin/builder/spi-builder-workspace/Sources/AnyExpression.swift:829:16: note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
    static let standardSymbols: [Symbol: Expression.SymbolEvaluator] = [
               ^
    nonisolated(unsafe)
/Users/admin/builder/spi-builder-workspace/Sources/Expression.swift:59:27: warning: static property 'any' is not concurrency-safe because non-'Sendable' type 'Expression.Arity' may have shared mutable state; this is an error in the Swift 6 language mode
        public static let any = atLeast(0)
                          ^
/Users/admin/builder/spi-builder-workspace/Sources/Expression.swift:51:17: note: consider making enum 'Arity' conform to the 'Sendable' protocol
    public enum Arity: ExpressibleByIntegerLiteral, CustomStringConvertible, Hashable {
                ^
                                                                                     , Sendable
/Users/admin/builder/spi-builder-workspace/Sources/Expression.swift:59:27: note: add '@MainActor' to make static property 'any' part of global actor 'MainActor'
        public static let any = atLeast(0)
                          ^
        @MainActor
/Users/admin/builder/spi-builder-workspace/Sources/Expression.swift:59:27: note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
        public static let any = atLeast(0)
                          ^
        nonisolated(unsafe)
/Users/admin/builder/spi-builder-workspace/Sources/Expression.swift:171:14: warning: associated value 'undefinedSymbol' of 'Sendable'-conforming enum 'Error' has non-sendable type 'Expression.Symbol'; this is an error in the Swift 6 language mode
        case undefinedSymbol(Symbol)
             ^
/Users/admin/builder/spi-builder-workspace/Sources/Expression.swift:97:17: note: consider making enum 'Symbol' conform to the 'Sendable' protocol
    public enum Symbol: CustomStringConvertible, Hashable {
                ^
                                                         , Sendable
/Users/admin/builder/spi-builder-workspace/Sources/Expression.swift:174:14: warning: associated value 'arityMismatch' of 'Sendable'-conforming enum 'Error' has non-sendable type 'Expression.Symbol'; this is an error in the Swift 6 language mode
        case arityMismatch(Symbol)
             ^
/Users/admin/builder/spi-builder-workspace/Sources/Expression.swift:97:17: note: consider making enum 'Symbol' conform to the 'Sendable' protocol
    public enum Symbol: CustomStringConvertible, Hashable {
                ^
                                                         , Sendable
/Users/admin/builder/spi-builder-workspace/Sources/Expression.swift:177:14: warning: associated value 'arrayBounds' of 'Sendable'-conforming enum 'Error' has non-sendable type 'Expression.Symbol'; this is an error in the Swift 6 language mode
        case arrayBounds(Symbol, Double)
             ^
/Users/admin/builder/spi-builder-workspace/Sources/Expression.swift:97:17: note: consider making enum 'Symbol' conform to the 'Sendable' protocol
    public enum Symbol: CustomStringConvertible, Hashable {
                ^
                                                         , Sendable
/Users/admin/builder/spi-builder-workspace/Sources/Expression.swift:224:27: warning: static property 'noOptimize' is not concurrency-safe because non-'Sendable' type 'Expression.Options' may have shared mutable state; this is an error in the Swift 6 language mode
        public static let noOptimize = Options(rawValue: 1 << 1)
                          ^
/Users/admin/builder/spi-builder-workspace/Sources/Expression.swift:222:19: note: consider making struct 'Options' conform to the 'Sendable' protocol
    public struct Options: OptionSet {
                  ^
                                    , Sendable
/Users/admin/builder/spi-builder-workspace/Sources/Expression.swift:224:27: note: add '@MainActor' to make static property 'noOptimize' part of global actor 'MainActor'
        public static let noOptimize = Options(rawValue: 1 << 1)
                          ^
        @MainActor
/Users/admin/builder/spi-builder-workspace/Sources/Expression.swift:224:27: note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
        public static let noOptimize = Options(rawValue: 1 << 1)
                          ^
        nonisolated(unsafe)
/Users/admin/builder/spi-builder-workspace/Sources/Expression.swift:227:27: warning: static property 'boolSymbols' is not concurrency-safe because non-'Sendable' type 'Expression.Options' may have shared mutable state; this is an error in the Swift 6 language mode
        public static let boolSymbols = Options(rawValue: 1 << 2)
                          ^
/Users/admin/builder/spi-builder-workspace/Sources/Expression.swift:222:19: note: consider making struct 'Options' conform to the 'Sendable' protocol
    public struct Options: OptionSet {
                  ^
                                    , Sendable
/Users/admin/builder/spi-builder-workspace/Sources/Expression.swift:227:27: note: add '@MainActor' to make static property 'boolSymbols' part of global actor 'MainActor'
        public static let boolSymbols = Options(rawValue: 1 << 2)
                          ^
        @MainActor
/Users/admin/builder/spi-builder-workspace/Sources/Expression.swift:227:27: note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
        public static let boolSymbols = Options(rawValue: 1 << 2)
                          ^
        nonisolated(unsafe)
/Users/admin/builder/spi-builder-workspace/Sources/Expression.swift:232:27: warning: static property 'pureSymbols' is not concurrency-safe because non-'Sendable' type 'Expression.Options' may have shared mutable state; this is an error in the Swift 6 language mode
        public static let pureSymbols = Options(rawValue: 1 << 3)
                          ^
/Users/admin/builder/spi-builder-workspace/Sources/Expression.swift:222:19: note: consider making struct 'Options' conform to the 'Sendable' protocol
    public struct Options: OptionSet {
                  ^
                                    , Sendable
/Users/admin/builder/spi-builder-workspace/Sources/Expression.swift:232:27: note: add '@MainActor' to make static property 'pureSymbols' part of global actor 'MainActor'
        public static let pureSymbols = Options(rawValue: 1 << 3)
                          ^
        @MainActor
/Users/admin/builder/spi-builder-workspace/Sources/Expression.swift:232:27: note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
        public static let pureSymbols = Options(rawValue: 1 << 3)
                          ^
        nonisolated(unsafe)
/Users/admin/builder/spi-builder-workspace/Sources/Expression.swift:401:24: warning: static property 'cache' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
    private static var cache = [String: Subexpression]()
                       ^
/Users/admin/builder/spi-builder-workspace/Sources/Expression.swift:401:24: note: convert 'cache' to a 'let' constant to make 'Sendable' shared state immutable
    private static var cache = [String: Subexpression]()
                   ~~~ ^
                   let
/Users/admin/builder/spi-builder-workspace/Sources/Expression.swift:401:24: note: add '@MainActor' to make static property 'cache' part of global actor 'MainActor'
    private static var cache = [String: Subexpression]()
                       ^
    @MainActor
/Users/admin/builder/spi-builder-workspace/Sources/Expression.swift:401:24: note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
    private static var cache = [String: Subexpression]()
                       ^
    nonisolated(unsafe)
/Users/admin/builder/spi-builder-workspace/Sources/Expression.swift:480:23: warning: static property 'mathSymbols' is not concurrency-safe because non-'Sendable' type '[Expression.Symbol : Expression.SymbolEvaluator]' (aka 'Dictionary<Expression.Symbol, (Array<Double>) throws -> Double>') may have shared mutable state; this is an error in the Swift 6 language mode
    public static let mathSymbols: [Symbol: SymbolEvaluator] = {
                      ^
/Users/admin/builder/spi-builder-workspace/Sources/Expression.swift:97:17: note: consider making enum 'Symbol' conform to the 'Sendable' protocol
    public enum Symbol: CustomStringConvertible, Hashable {
                ^
                                                         , Sendable
<unknown>:0: note: a function type must be marked '@Sendable' to conform to 'Sendable'
/Users/admin/builder/spi-builder-workspace/Sources/Expression.swift:480:23: note: add '@MainActor' to make static property 'mathSymbols' part of global actor 'MainActor'
    public static let mathSymbols: [Symbol: SymbolEvaluator] = {
                      ^
    @MainActor
/Users/admin/builder/spi-builder-workspace/Sources/Expression.swift:480:23: note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
    public static let mathSymbols: [Symbol: SymbolEvaluator] = {
                      ^
    nonisolated(unsafe)
/Users/admin/builder/spi-builder-workspace/Sources/Expression.swift:523:23: warning: static property 'boolSymbols' is not concurrency-safe because non-'Sendable' type '[Expression.Symbol : Expression.SymbolEvaluator]' (aka 'Dictionary<Expression.Symbol, (Array<Double>) throws -> Double>') may have shared mutable state; this is an error in the Swift 6 language mode
    public static let boolSymbols: [Symbol: SymbolEvaluator] = {
                      ^
/Users/admin/builder/spi-builder-workspace/Sources/Expression.swift:97:17: note: consider making enum 'Symbol' conform to the 'Sendable' protocol
    public enum Symbol: CustomStringConvertible, Hashable {
                ^
                                                         , Sendable
<unknown>:0: note: a function type must be marked '@Sendable' to conform to 'Sendable'
/Users/admin/builder/spi-builder-workspace/Sources/Expression.swift:523:23: note: add '@MainActor' to make static property 'boolSymbols' part of global actor 'MainActor'
    public static let boolSymbols: [Symbol: SymbolEvaluator] = {
                      ^
    @MainActor
/Users/admin/builder/spi-builder-workspace/Sources/Expression.swift:523:23: note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
    public static let boolSymbols: [Symbol: SymbolEvaluator] = {
                      ^
    nonisolated(unsafe)
SwiftCompile normal arm64 Compiling\ AnyExpression.swift /Users/admin/builder/spi-builder-workspace/Sources/AnyExpression.swift (in target 'Expression' from project 'Expression')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/AnyExpression.swift (in target 'Expression' from project 'Expression')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

/Users/admin/builder/spi-builder-workspace/Sources/AnyExpression.swift:829:16: warning: static property 'standardSymbols' is not concurrency-safe because non-'Sendable' type '[AnyExpression.Symbol : Expression.SymbolEvaluator]' (aka 'Dictionary<Expression.Symbol, (Array<Double>) throws -> Double>') may have shared mutable state; this is an error in the Swift 6 language mode
    static let standardSymbols: [Symbol: Expression.SymbolEvaluator] = [
               ^
/Users/admin/builder/spi-builder-workspace/Sources/Expression.swift:97:17: note: consider making enum 'Symbol' conform to the 'Sendable' protocol
    public enum Symbol: CustomStringConvertible, Hashable {
                ^
                                                         , Sendable
<unknown>:0: note: a function type must be marked '@Sendable' to conform to 'Sendable'
/Users/admin/builder/spi-builder-workspace/Sources/AnyExpression.swift:829:16: note: add '@MainActor' to make static property 'standardSymbols' part of global actor 'MainActor'
    static let standardSymbols: [Symbol: Expression.SymbolEvaluator] = [
               ^
    @MainActor
/Users/admin/builder/spi-builder-workspace/Sources/AnyExpression.swift:829:16: note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
    static let standardSymbols: [Symbol: Expression.SymbolEvaluator] = [
               ^
    nonisolated(unsafe)
SwiftCompile normal arm64 Compiling\ Expression.swift /Users/admin/builder/spi-builder-workspace/Sources/Expression.swift (in target 'Expression' from project 'Expression')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/Expression.swift (in target 'Expression' from project 'Expression')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

/Users/admin/builder/spi-builder-workspace/Sources/Expression.swift:59:27: warning: static property 'any' is not concurrency-safe because non-'Sendable' type 'Expression.Arity' may have shared mutable state; this is an error in the Swift 6 language mode
        public static let any = atLeast(0)
                          ^
/Users/admin/builder/spi-builder-workspace/Sources/Expression.swift:51:17: note: consider making enum 'Arity' conform to the 'Sendable' protocol
    public enum Arity: ExpressibleByIntegerLiteral, CustomStringConvertible, Hashable {
                ^
                                                                                     , Sendable
/Users/admin/builder/spi-builder-workspace/Sources/Expression.swift:59:27: note: add '@MainActor' to make static property 'any' part of global actor 'MainActor'
        public static let any = atLeast(0)
                          ^
        @MainActor
/Users/admin/builder/spi-builder-workspace/Sources/Expression.swift:59:27: note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
        public static let any = atLeast(0)
                          ^
        nonisolated(unsafe)
/Users/admin/builder/spi-builder-workspace/Sources/Expression.swift:171:14: warning: associated value 'undefinedSymbol' of 'Sendable'-conforming enum 'Error' has non-sendable type 'Expression.Symbol'; this is an error in the Swift 6 language mode
        case undefinedSymbol(Symbol)
             ^
/Users/admin/builder/spi-builder-workspace/Sources/Expression.swift:97:17: note: consider making enum 'Symbol' conform to the 'Sendable' protocol
    public enum Symbol: CustomStringConvertible, Hashable {
                ^
                                                         , Sendable
/Users/admin/builder/spi-builder-workspace/Sources/Expression.swift:174:14: warning: associated value 'arityMismatch' of 'Sendable'-conforming enum 'Error' has non-sendable type 'Expression.Symbol'; this is an error in the Swift 6 language mode
        case arityMismatch(Symbol)
             ^
/Users/admin/builder/spi-builder-workspace/Sources/Expression.swift:97:17: note: consider making enum 'Symbol' conform to the 'Sendable' protocol
    public enum Symbol: CustomStringConvertible, Hashable {
                ^
                                                         , Sendable
/Users/admin/builder/spi-builder-workspace/Sources/Expression.swift:177:14: warning: associated value 'arrayBounds' of 'Sendable'-conforming enum 'Error' has non-sendable type 'Expression.Symbol'; this is an error in the Swift 6 language mode
        case arrayBounds(Symbol, Double)
             ^
/Users/admin/builder/spi-builder-workspace/Sources/Expression.swift:97:17: note: consider making enum 'Symbol' conform to the 'Sendable' protocol
    public enum Symbol: CustomStringConvertible, Hashable {
                ^
                                                         , Sendable
/Users/admin/builder/spi-builder-workspace/Sources/Expression.swift:224:27: warning: static property 'noOptimize' is not concurrency-safe because non-'Sendable' type 'Expression.Options' may have shared mutable state; this is an error in the Swift 6 language mode
        public static let noOptimize = Options(rawValue: 1 << 1)
                          ^
/Users/admin/builder/spi-builder-workspace/Sources/Expression.swift:222:19: note: consider making struct 'Options' conform to the 'Sendable' protocol
    public struct Options: OptionSet {
                  ^
                                    , Sendable
/Users/admin/builder/spi-builder-workspace/Sources/Expression.swift:224:27: note: add '@MainActor' to make static property 'noOptimize' part of global actor 'MainActor'
        public static let noOptimize = Options(rawValue: 1 << 1)
                          ^
        @MainActor
/Users/admin/builder/spi-builder-workspace/Sources/Expression.swift:224:27: note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
        public static let noOptimize = Options(rawValue: 1 << 1)
                          ^
        nonisolated(unsafe)
/Users/admin/builder/spi-builder-workspace/Sources/Expression.swift:227:27: warning: static property 'boolSymbols' is not concurrency-safe because non-'Sendable' type 'Expression.Options' may have shared mutable state; this is an error in the Swift 6 language mode
        public static let boolSymbols = Options(rawValue: 1 << 2)
                          ^
/Users/admin/builder/spi-builder-workspace/Sources/Expression.swift:222:19: note: consider making struct 'Options' conform to the 'Sendable' protocol
    public struct Options: OptionSet {
                  ^
                                    , Sendable
/Users/admin/builder/spi-builder-workspace/Sources/Expression.swift:227:27: note: add '@MainActor' to make static property 'boolSymbols' part of global actor 'MainActor'
        public static let boolSymbols = Options(rawValue: 1 << 2)
                          ^
        @MainActor
/Users/admin/builder/spi-builder-workspace/Sources/Expression.swift:227:27: note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
        public static let boolSymbols = Options(rawValue: 1 << 2)
                          ^
        nonisolated(unsafe)
/Users/admin/builder/spi-builder-workspace/Sources/Expression.swift:232:27: warning: static property 'pureSymbols' is not concurrency-safe because non-'Sendable' type 'Expression.Options' may have shared mutable state; this is an error in the Swift 6 language mode
        public static let pureSymbols = Options(rawValue: 1 << 3)
                          ^
/Users/admin/builder/spi-builder-workspace/Sources/Expression.swift:222:19: note: consider making struct 'Options' conform to the 'Sendable' protocol
    public struct Options: OptionSet {
                  ^
                                    , Sendable
/Users/admin/builder/spi-builder-workspace/Sources/Expression.swift:232:27: note: add '@MainActor' to make static property 'pureSymbols' part of global actor 'MainActor'
        public static let pureSymbols = Options(rawValue: 1 << 3)
                          ^
        @MainActor
/Users/admin/builder/spi-builder-workspace/Sources/Expression.swift:232:27: note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
        public static let pureSymbols = Options(rawValue: 1 << 3)
                          ^
        nonisolated(unsafe)
/Users/admin/builder/spi-builder-workspace/Sources/Expression.swift:401:24: warning: static property 'cache' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
    private static var cache = [String: Subexpression]()
                       ^
/Users/admin/builder/spi-builder-workspace/Sources/Expression.swift:401:24: note: convert 'cache' to a 'let' constant to make 'Sendable' shared state immutable
    private static var cache = [String: Subexpression]()
                   ~~~ ^
                   let
/Users/admin/builder/spi-builder-workspace/Sources/Expression.swift:401:24: note: add '@MainActor' to make static property 'cache' part of global actor 'MainActor'
    private static var cache = [String: Subexpression]()
                       ^
    @MainActor
/Users/admin/builder/spi-builder-workspace/Sources/Expression.swift:401:24: note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
    private static var cache = [String: Subexpression]()
                       ^
    nonisolated(unsafe)
/Users/admin/builder/spi-builder-workspace/Sources/Expression.swift:480:23: warning: static property 'mathSymbols' is not concurrency-safe because non-'Sendable' type '[Expression.Symbol : Expression.SymbolEvaluator]' (aka 'Dictionary<Expression.Symbol, (Array<Double>) throws -> Double>') may have shared mutable state; this is an error in the Swift 6 language mode
    public static let mathSymbols: [Symbol: SymbolEvaluator] = {
                      ^
/Users/admin/builder/spi-builder-workspace/Sources/Expression.swift:97:17: note: consider making enum 'Symbol' conform to the 'Sendable' protocol
    public enum Symbol: CustomStringConvertible, Hashable {
                ^
                                                         , Sendable
<unknown>:0: note: a function type must be marked '@Sendable' to conform to 'Sendable'
/Users/admin/builder/spi-builder-workspace/Sources/Expression.swift:480:23: note: add '@MainActor' to make static property 'mathSymbols' part of global actor 'MainActor'
    public static let mathSymbols: [Symbol: SymbolEvaluator] = {
                      ^
    @MainActor
/Users/admin/builder/spi-builder-workspace/Sources/Expression.swift:480:23: note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
    public static let mathSymbols: [Symbol: SymbolEvaluator] = {
                      ^
    nonisolated(unsafe)
/Users/admin/builder/spi-builder-workspace/Sources/Expression.swift:523:23: warning: static property 'boolSymbols' is not concurrency-safe because non-'Sendable' type '[Expression.Symbol : Expression.SymbolEvaluator]' (aka 'Dictionary<Expression.Symbol, (Array<Double>) throws -> Double>') may have shared mutable state; this is an error in the Swift 6 language mode
    public static let boolSymbols: [Symbol: SymbolEvaluator] = {
                      ^
/Users/admin/builder/spi-builder-workspace/Sources/Expression.swift:97:17: note: consider making enum 'Symbol' conform to the 'Sendable' protocol
    public enum Symbol: CustomStringConvertible, Hashable {
                ^
                                                         , Sendable
<unknown>:0: note: a function type must be marked '@Sendable' to conform to 'Sendable'
/Users/admin/builder/spi-builder-workspace/Sources/Expression.swift:523:23: note: add '@MainActor' to make static property 'boolSymbols' part of global actor 'MainActor'
    public static let boolSymbols: [Symbol: SymbolEvaluator] = {
                      ^
    @MainActor
/Users/admin/builder/spi-builder-workspace/Sources/Expression.swift:523:23: note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
    public static let boolSymbols: [Symbol: SymbolEvaluator] = {
                      ^
    nonisolated(unsafe)
SwiftDriverJobDiscovery normal arm64 Emitting module for Expression (in target 'Expression' from project 'Expression')
SwiftDriver\ Compilation\ Requirements Expression normal arm64 com.apple.xcode.tools.swift.compiler (in target 'Expression' from project 'Expression')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    builtin-Swift-Compilation-Requirements -- /Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/swiftc -module-name Expression -Onone -enforce-exclusivity\=checked @/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Expression.build/Debug-xros/Expression.build/Objects-normal/arm64/Expression.SwiftFileList -DSWIFT_PACKAGE -DDEBUG -stats-output-dir .stats -strict-concurrency\=complete -enable-upcoming-feature StrictConcurrency -enable-upcoming-feature DisableOutwardActorInference -enable-upcoming-feature GlobalActorIsolatedTypesUsability -enable-upcoming-feature InferSendableFromCaptures -plugin-path /Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift/host/plugins/testing -enable-experimental-feature DebugDescriptionMacro -sdk /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/XROS.platform/Developer/SDKs/XROS2.4.sdk -target arm64-apple-xros1.0 -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 4.2 -I /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-xros -I /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/XROS.platform/Developer/usr/lib -F /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-xros -F /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/XROS.platform/Developer/Library/Frameworks -F /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/XROS.platform/Developer/SDKs/XROS2.4.sdk/Developer/Library/Frameworks -c -j10 -enable-batch-mode -incremental -Xcc -ivfsstatcache -Xcc /Users/admin/builder/spi-builder-workspace/.derivedData/SDKStatCaches.noindex/xros2.4-22O233-407b76dbb837030756cbe1ab3f0b01b6.sdkstatcache -output-file-map /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Expression.build/Debug-xros/Expression.build/Objects-normal/arm64/Expression-OutputFileMap.json -use-frontend-parseable-output -save-temps -no-color-diagnostics -serialize-diagnostics -emit-dependencies -emit-module -emit-module-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Expression.build/Debug-xros/Expression.build/Objects-normal/arm64/Expression.swiftmodule -validate-clang-modules-once -clang-build-session-file /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/Session.modulevalidation -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Expression.build/Debug-xros/Expression.build/swift-overrides.hmap -emit-const-values -Xfrontend -const-gather-protocols-file -Xfrontend /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Expression.build/Debug-xros/Expression.build/Objects-normal/arm64/Expression_const_extract_protocols.json -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-xros/include -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Expression.build/Debug-xros/Expression.build/DerivedSources-normal/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Expression.build/Debug-xros/Expression.build/DerivedSources/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Expression.build/Debug-xros/Expression.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/Expression.build/Debug-xros/Expression.build/Objects-normal/arm64/Expression-Swift.h -working-directory /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode -experimental-emit-module-separately -disable-cmo
SwiftMergeGeneratedHeaders /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/GeneratedModuleMaps-xros/Expression-Swift.h /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Expression.build/Debug-xros/Expression.build/Objects-normal/arm64/Expression-Swift.h (in target 'Expression' from project 'Expression')
    cd /Users/admin/builder/spi-builder-workspace
    builtin-swiftHeaderTool -arch arm64 /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Expression.build/Debug-xros/Expression.build/Objects-normal/arm64/Expression-Swift.h -o /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/GeneratedModuleMaps-xros/Expression-Swift.h
Copy /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-xros/Expression.swiftmodule/arm64-apple-xros.abi.json /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Expression.build/Debug-xros/Expression.build/Objects-normal/arm64/Expression.abi.json (in target 'Expression' from project 'Expression')
    cd /Users/admin/builder/spi-builder-workspace
    builtin-copy -exclude .DS_Store -exclude CVS -exclude .svn -exclude .git -exclude .hg -resolve-src-symlinks -rename /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Expression.build/Debug-xros/Expression.build/Objects-normal/arm64/Expression.abi.json /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-xros/Expression.swiftmodule/arm64-apple-xros.abi.json
Copy /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-xros/Expression.swiftmodule/arm64-apple-xros.swiftmodule /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Expression.build/Debug-xros/Expression.build/Objects-normal/arm64/Expression.swiftmodule (in target 'Expression' from project 'Expression')
    cd /Users/admin/builder/spi-builder-workspace
    builtin-copy -exclude .DS_Store -exclude CVS -exclude .svn -exclude .git -exclude .hg -resolve-src-symlinks -rename /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Expression.build/Debug-xros/Expression.build/Objects-normal/arm64/Expression.swiftmodule /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-xros/Expression.swiftmodule/arm64-apple-xros.swiftmodule
Copy /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-xros/Expression.swiftmodule/arm64-apple-xros.swiftdoc /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Expression.build/Debug-xros/Expression.build/Objects-normal/arm64/Expression.swiftdoc (in target 'Expression' from project 'Expression')
    cd /Users/admin/builder/spi-builder-workspace
    builtin-copy -exclude .DS_Store -exclude CVS -exclude .svn -exclude .git -exclude .hg -resolve-src-symlinks -rename /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Expression.build/Debug-xros/Expression.build/Objects-normal/arm64/Expression.swiftdoc /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-xros/Expression.swiftmodule/arm64-apple-xros.swiftdoc
Copy /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-xros/Expression.swiftmodule/Project/arm64-apple-xros.swiftsourceinfo /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Expression.build/Debug-xros/Expression.build/Objects-normal/arm64/Expression.swiftsourceinfo (in target 'Expression' from project 'Expression')
    cd /Users/admin/builder/spi-builder-workspace
    builtin-copy -exclude .DS_Store -exclude CVS -exclude .svn -exclude .git -exclude .hg -resolve-src-symlinks -rename /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Expression.build/Debug-xros/Expression.build/Objects-normal/arm64/Expression.swiftsourceinfo /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-xros/Expression.swiftmodule/Project/arm64-apple-xros.swiftsourceinfo
SwiftDriverJobDiscovery normal arm64 Compiling AnyExpression.swift (in target 'Expression' from project 'Expression')
SwiftDriverJobDiscovery normal arm64 Compiling Expression.swift (in target 'Expression' from project 'Expression')
SwiftDriver\ Compilation Expression normal arm64 com.apple.xcode.tools.swift.compiler (in target 'Expression' from project 'Expression')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    builtin-Swift-Compilation -- /Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/swiftc -module-name Expression -Onone -enforce-exclusivity\=checked @/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Expression.build/Debug-xros/Expression.build/Objects-normal/arm64/Expression.SwiftFileList -DSWIFT_PACKAGE -DDEBUG -stats-output-dir .stats -strict-concurrency\=complete -enable-upcoming-feature StrictConcurrency -enable-upcoming-feature DisableOutwardActorInference -enable-upcoming-feature GlobalActorIsolatedTypesUsability -enable-upcoming-feature InferSendableFromCaptures -plugin-path /Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift/host/plugins/testing -enable-experimental-feature DebugDescriptionMacro -sdk /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/XROS.platform/Developer/SDKs/XROS2.4.sdk -target arm64-apple-xros1.0 -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 4.2 -I /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-xros -I /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/XROS.platform/Developer/usr/lib -F /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-xros -F /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/XROS.platform/Developer/Library/Frameworks -F /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/XROS.platform/Developer/SDKs/XROS2.4.sdk/Developer/Library/Frameworks -c -j10 -enable-batch-mode -incremental -Xcc -ivfsstatcache -Xcc /Users/admin/builder/spi-builder-workspace/.derivedData/SDKStatCaches.noindex/xros2.4-22O233-407b76dbb837030756cbe1ab3f0b01b6.sdkstatcache -output-file-map /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Expression.build/Debug-xros/Expression.build/Objects-normal/arm64/Expression-OutputFileMap.json -use-frontend-parseable-output -save-temps -no-color-diagnostics -serialize-diagnostics -emit-dependencies -emit-module -emit-module-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Expression.build/Debug-xros/Expression.build/Objects-normal/arm64/Expression.swiftmodule -validate-clang-modules-once -clang-build-session-file /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/Session.modulevalidation -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Expression.build/Debug-xros/Expression.build/swift-overrides.hmap -emit-const-values -Xfrontend -const-gather-protocols-file -Xfrontend /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Expression.build/Debug-xros/Expression.build/Objects-normal/arm64/Expression_const_extract_protocols.json -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-xros/include -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Expression.build/Debug-xros/Expression.build/DerivedSources-normal/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Expression.build/Debug-xros/Expression.build/DerivedSources/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Expression.build/Debug-xros/Expression.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/Expression.build/Debug-xros/Expression.build/Objects-normal/arm64/Expression-Swift.h -working-directory /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode -experimental-emit-module-separately -disable-cmo
Ld /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-xros/Expression.o normal (in target 'Expression' from project 'Expression')
    cd /Users/admin/builder/spi-builder-workspace
    /Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang -Xlinker -reproducible -target arm64-apple-xros1.0 -r -isysroot /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/XROS.platform/Developer/SDKs/XROS2.4.sdk -O0 -L/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/EagerLinkingTBDs/Debug-xros -L/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-xros -L/Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/XROS.platform/Developer/usr/lib -F/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/EagerLinkingTBDs/Debug-xros -F/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-xros -iframework /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/XROS.platform/Developer/Library/Frameworks -iframework /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/XROS.platform/Developer/SDKs/XROS2.4.sdk/Developer/Library/Frameworks -filelist /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Expression.build/Debug-xros/Expression.build/Objects-normal/arm64/Expression.LinkFileList -nostdlib -Xlinker -object_path_lto -Xlinker /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Expression.build/Debug-xros/Expression.build/Objects-normal/arm64/Expression_lto.o -rdynamic -Xlinker -no_deduplicate -Xlinker -debug_variant -Xlinker -dependency_info -Xlinker /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Expression.build/Debug-xros/Expression.build/Objects-normal/arm64/Expression_dependency_info.dat -fobjc-link-runtime -L/Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift/xros -L/usr/lib/swift -Xlinker -add_ast_path -Xlinker /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Expression.build/Debug-xros/Expression.build/Objects-normal/arm64/Expression.swiftmodule -o /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-xros/Expression.o
ExtractAppIntentsMetadata (in target 'Expression' from project 'Expression')
    cd /Users/admin/builder/spi-builder-workspace
    /Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/appintentsmetadataprocessor --toolchain-dir /Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain --module-name Expression --sdk-root /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/XROS.platform/Developer/SDKs/XROS2.4.sdk --xcode-version 16E140 --platform-family xrOS --deployment-target 1.0 --bundle-identifier spi-builder-workspace.Expression --output /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-xros/Expression.appintents --target-triple arm64-apple-xros1.0 --binary-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-xros/Expression.o --dependency-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Expression.build/Debug-xros/Expression.build/Objects-normal/arm64/Expression_dependency_info.dat --stringsdata-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Expression.build/Debug-xros/Expression.build/Objects-normal/arm64/ExtractedAppShortcutsMetadata.stringsdata --source-file-list /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Expression.build/Debug-xros/Expression.build/Objects-normal/arm64/Expression.SwiftFileList --metadata-file-list /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Expression.build/Debug-xros/Expression.build/Expression.DependencyMetadataFileList --static-metadata-file-list /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Expression.build/Debug-xros/Expression.build/Expression.DependencyStaticMetadataFileList --swift-const-vals-list /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Expression.build/Debug-xros/Expression.build/Objects-normal/arm64/Expression.SwiftConstValuesFileList --force --compile-time-extraction --deployment-aware-processing --validate-assistant-intents --no-app-shortcuts-localization
2025-04-28 20:24:52.790 appintentsmetadataprocessor[723:4162] Starting appintentsmetadataprocessor export
2025-04-28 20:24:52.830 appintentsmetadataprocessor[723:4162] Extracted no relevant App Intents symbols, skipping writing output
RegisterExecutionPolicyException /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-xros/Expression.o (in target 'Expression' from project 'Expression')
    cd /Users/admin/builder/spi-builder-workspace
    builtin-RegisterExecutionPolicyException /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-xros/Expression.o
** BUILD SUCCEEDED **
Build complete.
{
  "dependencies" : [
  ],
  "manifest_display_name" : "Expression",
  "name" : "Expression",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
  ],
  "products" : [
    {
      "name" : "Expression",
      "targets" : [
        "Expression"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "ExpressionTests",
      "module_type" : "SwiftTarget",
      "name" : "ExpressionTests",
      "path" : "Tests",
      "sources" : [
        "AnyExpressionTests.swift",
        "ExpressionTests.swift",
        "MetadataTests.swift"
      ],
      "target_dependencies" : [
        "Expression"
      ],
      "type" : "test"
    },
    {
      "c99name" : "Expression",
      "module_type" : "SwiftTarget",
      "name" : "Expression",
      "path" : "Sources",
      "product_memberships" : [
        "Expression"
      ],
      "sources" : [
        "AnyExpression.swift",
        "Expression.swift"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "4.2"
}
Done.