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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 Stubber, reference master (9f1833), with Swift 6.1 for visionOS using Xcode 16.3 on 25 Apr 2025 15:45:20 UTC.

Swift 6 data race errors: 1

Build Command

env DEVELOPER_DIR=/Applications/Xcode-16.3.0.app xcrun xcodebuild -IDEClonedSourcePackagesDirPathOverride=$PWD/.dependencies -skipMacroValidation -skipPackagePluginValidation -derivedDataPath $PWD/.derivedData build -scheme Stubber -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/devxoul/Stubber.git
Reference: master
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/devxoul/Stubber
 * branch            master     -> FETCH_HEAD
 * [new branch]      master     -> origin/master
HEAD is now at 9f18335 Bump version to 1.5.3
Cloned https://github.com/devxoul/Stubber.git
Revision (git rev-parse @):
9f1833587f2ec1b590e0047b00ab11c85d3ae57b
SUCCESS checkout https://github.com/devxoul/Stubber.git at master
========================================
Build
========================================
Selected platform:         visionOS
Swift version:             6.1
Building package at path:  $PWD
https://github.com/devxoul/Stubber.git
https://github.com/devxoul/Stubber.git
{
  "dependencies" : [
  ],
  "manifest_display_name" : "Stubber",
  "name" : "Stubber",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
    {
      "name" : "macos",
      "version" : "10.10"
    },
    {
      "name" : "ios",
      "version" : "8.0"
    },
    {
      "name" : "tvos",
      "version" : "9.0"
    },
    {
      "name" : "watchos",
      "version" : "2.0"
    }
  ],
  "products" : [
    {
      "name" : "Stubber",
      "targets" : [
        "Stubber"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "swift_languages_versions" : [
    "5"
  ],
  "targets" : [
    {
      "c99name" : "StubberTests",
      "module_type" : "SwiftTarget",
      "name" : "StubberTests",
      "path" : "Tests/StubberTests",
      "sources" : [
        "StubberTests.swift",
        "Stubs.swift"
      ],
      "target_dependencies" : [
        "Stubber"
      ],
      "type" : "test"
    },
    {
      "c99name" : "Stubber",
      "module_type" : "SwiftTarget",
      "name" : "Stubber",
      "path" : "Sources/Stubber",
      "product_memberships" : [
        "Stubber"
      ],
      "sources" : [
        "Escaping.Arguments.swift",
        "Execution.swift",
        "Stubber.swift"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "5.0"
}
Command line invocation:
    /Applications/Xcode-16.3.0.app/Contents/Developer/usr/bin/xcodebuild -IDEClonedSourcePackagesDirPathOverride=/Users/admin/builder/spi-builder-workspace/.dependencies -resolvePackageDependencies
Resolve Package Graph
Resolved source packages:
  Stubber: /Users/admin/builder/spi-builder-workspace
resolved source packages: Stubber
{
  "dependencies" : [
  ],
  "manifest_display_name" : "Stubber",
  "name" : "Stubber",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
    {
      "name" : "macos",
      "version" : "10.10"
    },
    {
      "name" : "ios",
      "version" : "8.0"
    },
    {
      "name" : "tvos",
      "version" : "9.0"
    },
    {
      "name" : "watchos",
      "version" : "2.0"
    }
  ],
  "products" : [
    {
      "name" : "Stubber",
      "targets" : [
        "Stubber"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "swift_languages_versions" : [
    "5"
  ],
  "targets" : [
    {
      "c99name" : "StubberTests",
      "module_type" : "SwiftTarget",
      "name" : "StubberTests",
      "path" : "Tests/StubberTests",
      "sources" : [
        "StubberTests.swift",
        "Stubs.swift"
      ],
      "target_dependencies" : [
        "Stubber"
      ],
      "type" : "test"
    },
    {
      "c99name" : "Stubber",
      "module_type" : "SwiftTarget",
      "name" : "Stubber",
      "path" : "Sources/Stubber",
      "product_memberships" : [
        "Stubber"
      ],
      "sources" : [
        "Escaping.Arguments.swift",
        "Execution.swift",
        "Stubber.swift"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "5.0"
}
{
  "workspace" : {
    "name" : "spi-builder-workspace",
    "schemes" : [
      "Stubber"
    ]
  }
}
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-16.3.0.app xcrun xcodebuild -IDEClonedSourcePackagesDirPathOverride=$PWD/.dependencies -skipMacroValidation -skipPackagePluginValidation -derivedDataPath $PWD/.derivedData build -scheme Stubber -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 Stubber -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:
  Stubber: /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 'Stubber' in project 'Stubber'
        ➜ Explicit dependency on target 'Stubber' in project 'Stubber'
    Target 'Stubber' in project 'Stubber' (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: b6b6dc7d0866572fd6241e2004593547
Build description path: /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/XCBuildData/b6b6dc7d0866572fd6241e2004593547.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-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/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/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/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/Stubber.build/Debug-xros/Stubber.build/Stubber.DependencyStaticMetadataFileList (in target 'Stubber' from project 'Stubber')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Stubber.build/Debug-xros/Stubber.build/Stubber.DependencyStaticMetadataFileList
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Stubber.build/Debug-xros/Stubber.build/Stubber.DependencyMetadataFileList (in target 'Stubber' from project 'Stubber')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Stubber.build/Debug-xros/Stubber.build/Stubber.DependencyMetadataFileList
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Stubber.build/Debug-xros/Stubber.build/Stubber.modulemap (in target 'Stubber' from project 'Stubber')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Stubber.build/Debug-xros/Stubber.build/Stubber.modulemap
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Stubber.build/Debug-xros/Stubber.build/Objects-normal/arm64/Stubber_const_extract_protocols.json (in target 'Stubber' from project 'Stubber')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Stubber.build/Debug-xros/Stubber.build/Objects-normal/arm64/Stubber_const_extract_protocols.json
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Stubber.build/Debug-xros/Stubber.build/Objects-normal/arm64/Stubber.LinkFileList (in target 'Stubber' from project 'Stubber')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Stubber.build/Debug-xros/Stubber.build/Objects-normal/arm64/Stubber.LinkFileList
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Stubber.build/Debug-xros/Stubber.build/Objects-normal/arm64/Stubber-OutputFileMap.json (in target 'Stubber' from project 'Stubber')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Stubber.build/Debug-xros/Stubber.build/Objects-normal/arm64/Stubber-OutputFileMap.json
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Stubber.build/Debug-xros/Stubber.build/Objects-normal/arm64/Stubber.SwiftFileList (in target 'Stubber' from project 'Stubber')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Stubber.build/Debug-xros/Stubber.build/Objects-normal/arm64/Stubber.SwiftFileList
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Stubber.build/Debug-xros/Stubber.build/Objects-normal/arm64/Stubber.SwiftConstValuesFileList (in target 'Stubber' from project 'Stubber')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Stubber.build/Debug-xros/Stubber.build/Objects-normal/arm64/Stubber.SwiftConstValuesFileList
Copy /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/GeneratedModuleMaps-xros/Stubber.modulemap /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Stubber.build/Debug-xros/Stubber.build/Stubber.modulemap (in target 'Stubber' from project 'Stubber')
    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/Stubber.build/Debug-xros/Stubber.build/Stubber.modulemap /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/GeneratedModuleMaps-xros
SwiftDriver Stubber normal arm64 com.apple.xcode.tools.swift.compiler (in target 'Stubber' from project 'Stubber')
    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 Stubber -Onone -enforce-exclusivity\=checked @/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Stubber.build/Debug-xros/Stubber.build/Objects-normal/arm64/Stubber.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 5 -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/Stubber.build/Debug-xros/Stubber.build/Objects-normal/arm64/Stubber-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/Stubber.build/Debug-xros/Stubber.build/Objects-normal/arm64/Stubber.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/Stubber.build/Debug-xros/Stubber.build/swift-overrides.hmap -emit-const-values -Xfrontend -const-gather-protocols-file -Xfrontend /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Stubber.build/Debug-xros/Stubber.build/Objects-normal/arm64/Stubber_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/Stubber.build/Debug-xros/Stubber.build/DerivedSources-normal/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Stubber.build/Debug-xros/Stubber.build/DerivedSources/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Stubber.build/Debug-xros/Stubber.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/Stubber.build/Debug-xros/Stubber.build/Objects-normal/arm64/Stubber-Swift.h -working-directory /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode -experimental-emit-module-separately -disable-cmo
SwiftCompile normal arm64 Compiling\ Execution.swift /Users/admin/builder/spi-builder-workspace/Sources/Stubber/Execution.swift (in target 'Stubber' from project 'Stubber')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/Stubber/Execution.swift (in target 'Stubber' from project 'Stubber')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

SwiftEmitModule normal arm64 Emitting\ module\ for\ Stubber (in target 'Stubber' from project 'Stubber')
EmitSwiftModule normal arm64 (in target 'Stubber' from project 'Stubber')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

/Users/admin/builder/spi-builder-workspace/Sources/Stubber/Stubber.swift:11:13: warning: let 'store' is not concurrency-safe because non-'Sendable' type 'Store' may have shared mutable state; this is an error in the Swift 6 language mode
private let store = Store()
            ^
/Users/admin/builder/spi-builder-workspace/Sources/Stubber/Stubber.swift:6:21: note: class 'Store' does not conform to the 'Sendable' protocol
private final class Store {
                    ^
/Users/admin/builder/spi-builder-workspace/Sources/Stubber/Stubber.swift:11:13: note: add '@MainActor' to make let 'store' part of global actor 'MainActor'
private let store = Store()
            ^
@MainActor
/Users/admin/builder/spi-builder-workspace/Sources/Stubber/Stubber.swift:11:13: note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
private let store = Store()
            ^
nonisolated(unsafe)
SwiftCompile normal arm64 Compiling\ Escaping.Arguments.swift /Users/admin/builder/spi-builder-workspace/Sources/Stubber/Escaping.Arguments.swift (in target 'Stubber' from project 'Stubber')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/Stubber/Escaping.Arguments.swift (in target 'Stubber' from project 'Stubber')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

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

/Users/admin/builder/spi-builder-workspace/Sources/Stubber/Stubber.swift:11:13: warning: let 'store' is not concurrency-safe because non-'Sendable' type 'Store' may have shared mutable state; this is an error in the Swift 6 language mode
private let store = Store()
            ^
/Users/admin/builder/spi-builder-workspace/Sources/Stubber/Stubber.swift:6:21: note: class 'Store' does not conform to the 'Sendable' protocol
private final class Store {
                    ^
/Users/admin/builder/spi-builder-workspace/Sources/Stubber/Stubber.swift:11:13: note: add '@MainActor' to make let 'store' part of global actor 'MainActor'
private let store = Store()
            ^
@MainActor
/Users/admin/builder/spi-builder-workspace/Sources/Stubber/Stubber.swift:11:13: note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
private let store = Store()
            ^
nonisolated(unsafe)
SwiftDriverJobDiscovery normal arm64 Emitting module for Stubber (in target 'Stubber' from project 'Stubber')
SwiftDriver\ Compilation\ Requirements Stubber normal arm64 com.apple.xcode.tools.swift.compiler (in target 'Stubber' from project 'Stubber')
    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 Stubber -Onone -enforce-exclusivity\=checked @/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Stubber.build/Debug-xros/Stubber.build/Objects-normal/arm64/Stubber.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 5 -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/Stubber.build/Debug-xros/Stubber.build/Objects-normal/arm64/Stubber-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/Stubber.build/Debug-xros/Stubber.build/Objects-normal/arm64/Stubber.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/Stubber.build/Debug-xros/Stubber.build/swift-overrides.hmap -emit-const-values -Xfrontend -const-gather-protocols-file -Xfrontend /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Stubber.build/Debug-xros/Stubber.build/Objects-normal/arm64/Stubber_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/Stubber.build/Debug-xros/Stubber.build/DerivedSources-normal/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Stubber.build/Debug-xros/Stubber.build/DerivedSources/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Stubber.build/Debug-xros/Stubber.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/Stubber.build/Debug-xros/Stubber.build/Objects-normal/arm64/Stubber-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/Stubber-Swift.h /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Stubber.build/Debug-xros/Stubber.build/Objects-normal/arm64/Stubber-Swift.h (in target 'Stubber' from project 'Stubber')
    cd /Users/admin/builder/spi-builder-workspace
    builtin-swiftHeaderTool -arch arm64 /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Stubber.build/Debug-xros/Stubber.build/Objects-normal/arm64/Stubber-Swift.h -o /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/GeneratedModuleMaps-xros/Stubber-Swift.h
Copy /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-xros/Stubber.swiftmodule/arm64-apple-xros.swiftmodule /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Stubber.build/Debug-xros/Stubber.build/Objects-normal/arm64/Stubber.swiftmodule (in target 'Stubber' from project 'Stubber')
    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/Stubber.build/Debug-xros/Stubber.build/Objects-normal/arm64/Stubber.swiftmodule /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-xros/Stubber.swiftmodule/arm64-apple-xros.swiftmodule
Copy /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-xros/Stubber.swiftmodule/arm64-apple-xros.abi.json /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Stubber.build/Debug-xros/Stubber.build/Objects-normal/arm64/Stubber.abi.json (in target 'Stubber' from project 'Stubber')
    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/Stubber.build/Debug-xros/Stubber.build/Objects-normal/arm64/Stubber.abi.json /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-xros/Stubber.swiftmodule/arm64-apple-xros.abi.json
Copy /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-xros/Stubber.swiftmodule/arm64-apple-xros.swiftdoc /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Stubber.build/Debug-xros/Stubber.build/Objects-normal/arm64/Stubber.swiftdoc (in target 'Stubber' from project 'Stubber')
    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/Stubber.build/Debug-xros/Stubber.build/Objects-normal/arm64/Stubber.swiftdoc /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-xros/Stubber.swiftmodule/arm64-apple-xros.swiftdoc
Copy /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-xros/Stubber.swiftmodule/Project/arm64-apple-xros.swiftsourceinfo /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Stubber.build/Debug-xros/Stubber.build/Objects-normal/arm64/Stubber.swiftsourceinfo (in target 'Stubber' from project 'Stubber')
    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/Stubber.build/Debug-xros/Stubber.build/Objects-normal/arm64/Stubber.swiftsourceinfo /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-xros/Stubber.swiftmodule/Project/arm64-apple-xros.swiftsourceinfo
SwiftDriverJobDiscovery normal arm64 Compiling Execution.swift (in target 'Stubber' from project 'Stubber')
SwiftDriverJobDiscovery normal arm64 Compiling Escaping.Arguments.swift (in target 'Stubber' from project 'Stubber')
SwiftDriverJobDiscovery normal arm64 Compiling Stubber.swift (in target 'Stubber' from project 'Stubber')
SwiftDriver\ Compilation Stubber normal arm64 com.apple.xcode.tools.swift.compiler (in target 'Stubber' from project 'Stubber')
    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 Stubber -Onone -enforce-exclusivity\=checked @/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Stubber.build/Debug-xros/Stubber.build/Objects-normal/arm64/Stubber.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 5 -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/Stubber.build/Debug-xros/Stubber.build/Objects-normal/arm64/Stubber-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/Stubber.build/Debug-xros/Stubber.build/Objects-normal/arm64/Stubber.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/Stubber.build/Debug-xros/Stubber.build/swift-overrides.hmap -emit-const-values -Xfrontend -const-gather-protocols-file -Xfrontend /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Stubber.build/Debug-xros/Stubber.build/Objects-normal/arm64/Stubber_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/Stubber.build/Debug-xros/Stubber.build/DerivedSources-normal/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Stubber.build/Debug-xros/Stubber.build/DerivedSources/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Stubber.build/Debug-xros/Stubber.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/Stubber.build/Debug-xros/Stubber.build/Objects-normal/arm64/Stubber-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/Stubber.o normal (in target 'Stubber' from project 'Stubber')
    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/Stubber.build/Debug-xros/Stubber.build/Objects-normal/arm64/Stubber.LinkFileList -nostdlib -Xlinker -object_path_lto -Xlinker /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Stubber.build/Debug-xros/Stubber.build/Objects-normal/arm64/Stubber_lto.o -rdynamic -Xlinker -no_deduplicate -Xlinker -debug_variant -Xlinker -dependency_info -Xlinker /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Stubber.build/Debug-xros/Stubber.build/Objects-normal/arm64/Stubber_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/Stubber.build/Debug-xros/Stubber.build/Objects-normal/arm64/Stubber.swiftmodule -o /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-xros/Stubber.o
ExtractAppIntentsMetadata (in target 'Stubber' from project 'Stubber')
    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 Stubber --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.Stubber --output /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-xros/Stubber.appintents --target-triple arm64-apple-xros1.0 --binary-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-xros/Stubber.o --dependency-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Stubber.build/Debug-xros/Stubber.build/Objects-normal/arm64/Stubber_dependency_info.dat --stringsdata-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Stubber.build/Debug-xros/Stubber.build/Objects-normal/arm64/ExtractedAppShortcutsMetadata.stringsdata --source-file-list /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Stubber.build/Debug-xros/Stubber.build/Objects-normal/arm64/Stubber.SwiftFileList --metadata-file-list /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Stubber.build/Debug-xros/Stubber.build/Stubber.DependencyMetadataFileList --static-metadata-file-list /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Stubber.build/Debug-xros/Stubber.build/Stubber.DependencyStaticMetadataFileList --swift-const-vals-list /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Stubber.build/Debug-xros/Stubber.build/Objects-normal/arm64/Stubber.SwiftConstValuesFileList --force --compile-time-extraction --deployment-aware-processing --validate-assistant-intents --no-app-shortcuts-localization
2025-04-25 08:45:20.094 appintentsmetadataprocessor[720:4006] Starting appintentsmetadataprocessor export
2025-04-25 08:45:20.133 appintentsmetadataprocessor[720:4006] Extracted no relevant App Intents symbols, skipping writing output
RegisterExecutionPolicyException /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-xros/Stubber.o (in target 'Stubber' from project 'Stubber')
    cd /Users/admin/builder/spi-builder-workspace
    builtin-RegisterExecutionPolicyException /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-xros/Stubber.o
** BUILD SUCCEEDED **
Build complete.
{
  "dependencies" : [
  ],
  "manifest_display_name" : "Stubber",
  "name" : "Stubber",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
    {
      "name" : "macos",
      "version" : "10.10"
    },
    {
      "name" : "ios",
      "version" : "8.0"
    },
    {
      "name" : "tvos",
      "version" : "9.0"
    },
    {
      "name" : "watchos",
      "version" : "2.0"
    }
  ],
  "products" : [
    {
      "name" : "Stubber",
      "targets" : [
        "Stubber"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "swift_languages_versions" : [
    "5"
  ],
  "targets" : [
    {
      "c99name" : "StubberTests",
      "module_type" : "SwiftTarget",
      "name" : "StubberTests",
      "path" : "Tests/StubberTests",
      "sources" : [
        "StubberTests.swift",
        "Stubs.swift"
      ],
      "target_dependencies" : [
        "Stubber"
      ],
      "type" : "test"
    },
    {
      "c99name" : "Stubber",
      "module_type" : "SwiftTarget",
      "name" : "Stubber",
      "path" : "Sources/Stubber",
      "product_memberships" : [
        "Stubber"
      ],
      "sources" : [
        "Escaping.Arguments.swift",
        "Execution.swift",
        "Stubber.swift"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "5.0"
}
Done.