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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

Failed to build Shift, reference 0.11.0 (bfcfcb), with Swift 6.1 for macOS (Xcode) using Xcode 16.3 on 27 Apr 2025 23:36:18 UTC.

Build Command

env DEVELOPER_DIR=/Applications/Xcode-16.3.0.app xcrun xcodebuild -IDEClonedSourcePackagesDirPathOverride=$PWD/.dependencies -skipMacroValidation -skipPackagePluginValidation -derivedDataPath $PWD/.derivedData build -scheme Shift-Package -destination platform=macOS,arch=arm64

Build Log

========================================
RunAll
========================================
Builder version: 4.61.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/vinhnx/Shift.git
Reference: 0.11.0
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/vinhnx/Shift
 * tag               0.11.0     -> FETCH_HEAD
HEAD is now at bfcfcb6 More proper way to handle Event Kit request handler with concurrency
Cloned https://github.com/vinhnx/Shift.git
Revision (git rev-parse @):
bfcfcb6368925a1f4862725691db310ad1637f06
SUCCESS checkout https://github.com/vinhnx/Shift.git at 0.11.0
========================================
Build
========================================
Selected platform:         macosXcodebuild
Swift version:             6.1
Building package at path:  $PWD
https://github.com/vinhnx/Shift.git
https://github.com/vinhnx/Shift.git
{
  "dependencies" : [
    {
      "identity" : "swift-algorithms",
      "requirement" : {
        "range" : [
          {
            "lower_bound" : "1.0.0",
            "upper_bound" : "2.0.0"
          }
        ]
      },
      "type" : "sourceControl",
      "url" : "https://github.com/apple/swift-algorithms"
    }
  ],
  "manifest_display_name" : "Shift",
  "name" : "Shift",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
    {
      "name" : "ios",
      "version" : "15.0"
    },
    {
      "name" : "macos",
      "version" : "12.0"
    },
    {
      "name" : "watchos",
      "version" : "8.0"
    }
  ],
  "products" : [
    {
      "name" : "Shift",
      "targets" : [
        "Shift"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "ShiftTests",
      "module_type" : "SwiftTarget",
      "name" : "ShiftTests",
      "path" : "Tests/ShiftTests",
      "sources" : [
        "EventKitWrapperTests.swift",
        "XCTestManifests.swift"
      ],
      "target_dependencies" : [
        "Shift"
      ],
      "type" : "test"
    },
    {
      "c99name" : "Shift",
      "module_type" : "SwiftTarget",
      "name" : "Shift",
      "path" : "Sources/Shift",
      "product_dependencies" : [
        "Algorithms"
      ],
      "product_memberships" : [
        "Shift"
      ],
      "sources" : [
        "Shift.swift"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "5.5"
}
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" : [
    {
      "identity" : "swift-algorithms",
      "requirement" : {
        "range" : [
          {
            "lower_bound" : "1.0.0",
            "upper_bound" : "2.0.0"
          }
        ]
      },
      "type" : "sourceControl",
      "url" : "https://github.com/apple/swift-algorithms"
    }
  ],
  "manifest_display_name" : "Shift",
  "name" : "Shift",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
    {
      "name" : "ios",
      "version" : "15.0"
    },
    {
      "name" : "macos",
      "version" : "12.0"
    },
    {
      "name" : "watchos",
      "version" : "8.0"
    }
  ],
  "products" : [
    {
      "name" : "Shift",
      "targets" : [
        "Shift"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "ShiftTests",
      "module_type" : "SwiftTarget",
      "name" : "ShiftTests",
      "path" : "Tests/ShiftTests",
      "sources" : [
        "EventKitWrapperTests.swift",
        "XCTestManifests.swift"
      ],
      "target_dependencies" : [
        "Shift"
      ],
      "type" : "test"
    },
    {
      "c99name" : "Shift",
      "module_type" : "SwiftTarget",
      "name" : "Shift",
      "path" : "Sources/Shift",
      "product_dependencies" : [
        "Algorithms"
      ],
      "product_memberships" : [
        "Shift"
      ],
      "sources" : [
        "Shift.swift"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "5.5"
}
{
  "project" : {
    "configurations" : [
      "Debug",
      "Release"
    ],
    "name" : "Shift",
    "schemes" : [
      "Shift-Package"
    ],
    "targets" : [
      "Shift",
      "ShiftPackageDescription",
      "ShiftPackageTests",
      "ShiftTests"
    ]
  }
}
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-16.3.0.app xcrun xcodebuild -IDEClonedSourcePackagesDirPathOverride=$PWD/.dependencies -skipMacroValidation -skipPackagePluginValidation -derivedDataPath $PWD/.derivedData build -scheme Shift-Package -destination platform=macOS,arch=arm64 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 Shift-Package -destination platform=macOS,arch=arm64 "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
ComputePackagePrebuildTargetDependencyGraph
Prepare packages
CreateBuildRequest
SendProjectDescription
CreateBuildOperation
ComputeTargetDependencyGraph
note: Building targets in dependency order
note: Target dependency graph (1 target)
    Target 'Shift' in project 'Shift' (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/MacOSX.platform/Developer/SDKs/MacOSX15.4.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: 12b7b4667de372033d096df22b0907d9
Build description path: /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/XCBuildData/12b7b4667de372033d096df22b0907d9.xcbuilddata
CreateBuildDirectory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products
    cd /Users/admin/builder/spi-builder-workspace/Shift.xcodeproj
    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/Shift.xcodeproj
    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/MacOSX.platform/Developer/SDKs/MacOSX15.4.sdk /Users/admin/builder/spi-builder-workspace/.derivedData/SDKStatCaches.noindex/macosx15.4-24E241-8287b8f5db97e746a1562fbca0c9d29b.sdkstatcache
    cd /Users/admin/builder/spi-builder-workspace/Shift.xcodeproj
    /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/MacOSX.platform/Developer/SDKs/MacOSX15.4.sdk -o /Users/admin/builder/spi-builder-workspace/.derivedData/SDKStatCaches.noindex/macosx15.4-24E241-8287b8f5db97e746a1562fbca0c9d29b.sdkstatcache
CreateBuildDirectory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug
    cd /Users/admin/builder/spi-builder-workspace/Shift.xcodeproj
    builtin-create-build-directory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug
CreateBuildDirectory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/EagerLinkingTBDs/Debug
    cd /Users/admin/builder/spi-builder-workspace/Shift.xcodeproj
    builtin-create-build-directory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/EagerLinkingTBDs/Debug
SymLink /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug/Shift.framework/Shift Versions/Current/Shift (in target 'Shift' from project 'Shift')
    cd /Users/admin/builder/spi-builder-workspace
    /bin/ln -sfh Versions/Current/Shift /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug/Shift.framework/Shift
SymLink /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug/Shift.framework/Versions/Current A (in target 'Shift' from project 'Shift')
    cd /Users/admin/builder/spi-builder-workspace
    /bin/ln -sfh A /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug/Shift.framework/Versions/Current
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Shift.build/Debug/Shift.build/Shift.DependencyMetadataFileList (in target 'Shift' from project 'Shift')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Shift.build/Debug/Shift.build/Shift.DependencyMetadataFileList
SymLink /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug/Shift.framework/Resources Versions/Current/Resources (in target 'Shift' from project 'Shift')
    cd /Users/admin/builder/spi-builder-workspace
    /bin/ln -sfh Versions/Current/Resources /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug/Shift.framework/Resources
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Shift.build/Debug/Shift.build/Shift.DependencyStaticMetadataFileList (in target 'Shift' from project 'Shift')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Shift.build/Debug/Shift.build/Shift.DependencyStaticMetadataFileList
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Shift.build/Debug/Shift.build/Objects-normal/arm64/Shift.LinkFileList (in target 'Shift' from project 'Shift')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Shift.build/Debug/Shift.build/Objects-normal/arm64/Shift.LinkFileList
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Shift.build/Debug/Shift.build/Objects-normal/arm64/Shift_const_extract_protocols.json (in target 'Shift' from project 'Shift')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Shift.build/Debug/Shift.build/Objects-normal/arm64/Shift_const_extract_protocols.json
SymLink /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug/Shift.framework/Modules Versions/Current/Modules (in target 'Shift' from project 'Shift')
    cd /Users/admin/builder/spi-builder-workspace
    /bin/ln -sfh Versions/Current/Modules /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug/Shift.framework/Modules
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Shift.build/Debug/Shift.build/Objects-normal/arm64/Shift-OutputFileMap.json (in target 'Shift' from project 'Shift')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Shift.build/Debug/Shift.build/Objects-normal/arm64/Shift-OutputFileMap.json
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Shift.build/Debug/Shift.build/Objects-normal/arm64/Shift.SwiftFileList (in target 'Shift' from project 'Shift')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Shift.build/Debug/Shift.build/Objects-normal/arm64/Shift.SwiftFileList
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Shift.build/Debug/Shift.build/Objects-normal/arm64/Shift.SwiftConstValuesFileList (in target 'Shift' from project 'Shift')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Shift.build/Debug/Shift.build/Objects-normal/arm64/Shift.SwiftConstValuesFileList
SymLink /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug/Shift.framework/Headers Versions/Current/Headers (in target 'Shift' from project 'Shift')
    cd /Users/admin/builder/spi-builder-workspace
    /bin/ln -sfh Versions/Current/Headers /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug/Shift.framework/Headers
MkDir /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug/Shift.framework/Versions/A/Headers (in target 'Shift' from project 'Shift')
    cd /Users/admin/builder/spi-builder-workspace
    /bin/mkdir -p /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug/Shift.framework/Versions/A/Headers
MkDir /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug/Shift.framework/Versions/A/Resources (in target 'Shift' from project 'Shift')
    cd /Users/admin/builder/spi-builder-workspace
    /bin/mkdir -p /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug/Shift.framework/Versions/A/Resources
MkDir /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug/Shift.framework/Versions/A (in target 'Shift' from project 'Shift')
    cd /Users/admin/builder/spi-builder-workspace
    /bin/mkdir -p /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug/Shift.framework/Versions/A
MkDir /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug/Shift.framework/Versions (in target 'Shift' from project 'Shift')
    cd /Users/admin/builder/spi-builder-workspace
    /bin/mkdir -p /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug/Shift.framework/Versions
MkDir /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug/Shift.framework (in target 'Shift' from project 'Shift')
    cd /Users/admin/builder/spi-builder-workspace
    /bin/mkdir -p /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug/Shift.framework
ProcessInfoPlistFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug/Shift.framework/Versions/A/Resources/Info.plist /Users/admin/builder/spi-builder-workspace/Shift.xcodeproj/Shift_Info.plist (in target 'Shift' from project 'Shift')
    cd /Users/admin/builder/spi-builder-workspace
    builtin-infoPlistUtility /Users/admin/builder/spi-builder-workspace/Shift.xcodeproj/Shift_Info.plist -producttype com.apple.product-type.framework -expandbuildsettings -platform macosx -o /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug/Shift.framework/Versions/A/Resources/Info.plist
SwiftDriver Shift normal arm64 com.apple.xcode.tools.swift.compiler (in target 'Shift' from project 'Shift')
    cd /Users/admin/builder/spi-builder-workspace
    builtin-SwiftDriver -- /Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/swiftc -module-name Shift -Onone -enforce-exclusivity\=checked @/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Shift.build/Debug/Shift.build/Objects-normal/arm64/Shift.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 -enable-bare-slash-regex -enable-experimental-feature DebugDescriptionMacro -sdk /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX15.4.sdk -target arm64-apple-macos10.15 -g -module-cache-path /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex -Xfrontend -serialize-debugging-options -enable-testing -index-store-path /Users/admin/builder/spi-builder-workspace/.derivedData/Index.noindex/DataStore -swift-version 5 -I /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug -F /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug -F /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/MacOSX.platform/Developer/Library/Frameworks -parse-as-library -c -j10 -enable-batch-mode -incremental -Xcc -ivfsstatcache -Xcc /Users/admin/builder/spi-builder-workspace/.derivedData/SDKStatCaches.noindex/macosx15.4-24E241-8287b8f5db97e746a1562fbca0c9d29b.sdkstatcache -output-file-map /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Shift.build/Debug/Shift.build/Objects-normal/arm64/Shift-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/Shift.build/Debug/Shift.build/Objects-normal/arm64/Shift.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/Shift.build/Debug/Shift.build/swift-overrides.hmap -emit-const-values -Xfrontend -const-gather-protocols-file -Xfrontend /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Shift.build/Debug/Shift.build/Objects-normal/arm64/Shift_const_extract_protocols.json -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug/include -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Shift.build/Debug/Shift.build/DerivedSources-normal/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Shift.build/Debug/Shift.build/DerivedSources/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Shift.build/Debug/Shift.build/DerivedSources -Xcc -DSWIFT_PACKAGE\=1 -Xcc -DDEBUG\=1 -emit-objc-header -emit-objc-header-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Shift.build/Debug/Shift.build/Objects-normal/arm64/Shift-Swift.h -working-directory /Users/admin/builder/spi-builder-workspace -experimental-emit-module-separately -disable-cmo
SwiftEmitModule normal arm64 Emitting\ module\ for\ Shift (in target 'Shift' from project 'Shift')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/Shift/Shift.swift (in target 'Shift' from project 'Shift')
    cd /Users/admin/builder/spi-builder-workspace

/Users/admin/builder/spi-builder-workspace/Sources/Shift/Shift.swift:10:8: error: no such module 'Algorithms'
import Algorithms
       ^
Error opening -stats-output-dir file '/Users/admin/builder/spi-builder-workspace/.stats/stats-1745796970878066-swift-frontend-Shift-all-arm64_apple_macos10.15-swiftmodule-Onone-2111375225.json' for writing
===-------------------------------------------------------------------------===
                               Swift compilation
===-------------------------------------------------------------------------===
  Total Execution Time: 8.2440 seconds (9.2198 wall clock)
   ---User Time---   --System Time--   --User+System--   ---Wall Time---  --- Name ---
   3.2763 ( 49.7%)   0.7965 ( 48.4%)   4.0728 ( 49.4%)   4.5298 ( 49.1%)  parse-and-resolve-imports
   3.2757 ( 49.6%)   0.7962 ( 48.4%)   4.0719 ( 49.4%)   4.5288 ( 49.1%)  Import resolution
   0.0012 (  0.0%)   0.0050 (  0.3%)   0.0062 (  0.1%)   0.0598 (  0.6%)  load-stdlib
   0.0122 (  0.2%)   0.0142 (  0.9%)   0.0264 (  0.3%)   0.0291 (  0.3%)  perform-sema
   0.0121 (  0.2%)   0.0142 (  0.9%)   0.0263 (  0.3%)   0.0291 (  0.3%)  Type checking and Semantic analysis
   0.0120 (  0.2%)   0.0141 (  0.9%)   0.0262 (  0.3%)   0.0289 (  0.3%)  typecheck-decl
   0.0061 (  0.1%)   0.0033 (  0.2%)   0.0094 (  0.1%)   0.0094 (  0.1%)  typecheck-expr
   0.0017 (  0.0%)   0.0017 (  0.1%)   0.0035 (  0.0%)   0.0035 (  0.0%)  import-clang-decl
   0.0005 (  0.0%)   0.0005 (  0.0%)   0.0009 (  0.0%)   0.0009 (  0.0%)  build-rewrite-system
   0.0002 (  0.0%)   0.0001 (  0.0%)   0.0003 (  0.0%)   0.0003 (  0.0%)  precheck-target
   0.0000 (  0.0%)   0.0000 (  0.0%)   0.0000 (  0.0%)   0.0000 (  0.0%)  perform-whole-module-type-checking
   0.0000 (  0.0%)   0.0000 (  0.0%)   0.0000 (  0.0%)   0.0000 (  0.0%)  module-populate-cache
   0.0000 (  0.0%)   0.0000 (  0.0%)   0.0000 (  0.0%)   0.0000 (  0.0%)  associated-type-inference
   0.0000 (  0.0%)   0.0000 (  0.0%)   0.0000 (  0.0%)   0.0000 (  0.0%)  source-file-populate-cache
   0.0000 (  0.0%)   0.0000 (  0.0%)   0.0000 (  0.0%)   0.0000 (  0.0%)  AST verification
   6.5981 (100.0%)   1.6459 (100.0%)   8.2440 (100.0%)   9.2198 (100.0%)  Total
===-------------------------------------------------------------------------===
                                Running Program
===-------------------------------------------------------------------------===
  Total Execution Time: 4.1073 seconds (4.6209 wall clock)
   ---User Time---   --System Time--   --User+System--   ---Wall Time---  --- Name ---
   3.2901 (100.0%)   0.8172 (100.0%)   4.1073 (100.0%)   4.6209 (100.0%)  Building Target
   3.2901 (100.0%)   0.8172 (100.0%)   4.1073 (100.0%)   4.6209 (100.0%)  Total
Failed frontend command:
/Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/swift-frontend -frontend -emit-module -experimental-skip-non-inlinable-function-bodies-without-types /Users/admin/builder/spi-builder-workspace/Sources/Shift/Shift.swift -target arm64-apple-macos10.15 -Xllvm -aarch64-use-tbi -enable-objc-interop -stack-check -sdk /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX15.4.sdk -I /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug -F /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug -F /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/MacOSX.platform/Developer/Library/Frameworks -no-color-diagnostics -enable-testing -g -debug-info-format\=dwarf -dwarf-version\=4 -module-cache-path /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex -swift-version 5 -enforce-exclusivity\=checked -stats-output-dir /Users/admin/builder/spi-builder-workspace/.stats -Onone -D SWIFT_PACKAGE -D DEBUG -serialize-debugging-options -const-gather-protocols-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Shift.build/Debug/Shift.build/Objects-normal/arm64/Shift_const_extract_protocols.json -enable-upcoming-feature StrictConcurrency -enable-upcoming-feature DisableOutwardActorInference -enable-upcoming-feature GlobalActorIsolatedTypesUsability -enable-upcoming-feature InferSendableFromCaptures -enable-experimental-feature DebugDescriptionMacro -enable-bare-slash-regex -strict-concurrency\=complete -empty-abi-descriptor -validate-clang-modules-once -clang-build-session-file /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/Session.modulevalidation -Xcc -working-directory -Xcc /Users/admin/builder/spi-builder-workspace -resource-dir /Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift -enable-anonymous-context-mangled-names -file-compilation-dir /Users/admin/builder/spi-builder-workspace -Xcc -ivfsstatcache -Xcc /Users/admin/builder/spi-builder-workspace/.derivedData/SDKStatCaches.noindex/macosx15.4-24E241-8287b8f5db97e746a1562fbca0c9d29b.sdkstatcache -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Shift.build/Debug/Shift.build/swift-overrides.hmap -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug/include -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Shift.build/Debug/Shift.build/DerivedSources-normal/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Shift.build/Debug/Shift.build/DerivedSources/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Shift.build/Debug/Shift.build/DerivedSources -Xcc -DSWIFT_PACKAGE\=1 -Xcc -DDEBUG\=1 -module-name Shift -frontend-parseable-output -disable-clang-spi -target-sdk-version 15.4 -target-sdk-name macosx15.4 -external-plugin-path /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/MacOSX.platform/Developer/usr/lib/swift/host/plugins\#/Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/MacOSX.platform/Developer/usr/bin/swift-plugin-server -external-plugin-path /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/MacOSX.platform/Developer/usr/local/lib/swift/host/plugins\#/Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/MacOSX.platform/Developer/usr/bin/swift-plugin-server -in-process-plugin-server-path /Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift/host/libSwiftInProcPluginServer.dylib -plugin-path /Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift/host/plugins -plugin-path /Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/local/lib/swift/host/plugins -emit-module-doc-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Shift.build/Debug/Shift.build/Objects-normal/arm64/Shift.swiftdoc -emit-module-source-info-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Shift.build/Debug/Shift.build/Objects-normal/arm64/Shift.swiftsourceinfo -emit-objc-header-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Shift.build/Debug/Shift.build/Objects-normal/arm64/Shift-Swift.h -serialize-diagnostics-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Shift.build/Debug/Shift.build/Objects-normal/arm64/Shift-master-emit-module.dia -emit-dependencies-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Shift.build/Debug/Shift.build/Objects-normal/arm64/Shift-master-emit-module.d -parse-as-library -o /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Shift.build/Debug/Shift.build/Objects-normal/arm64/Shift.swiftmodule -emit-abi-descriptor-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Shift.build/Debug/Shift.build/Objects-normal/arm64/Shift.abi.json
SwiftCompile normal arm64 Compiling\ Shift.swift /Users/admin/builder/spi-builder-workspace/Sources/Shift/Shift.swift (in target 'Shift' from project 'Shift')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/Shift/Shift.swift (in target 'Shift' from project 'Shift')
    cd /Users/admin/builder/spi-builder-workspace

** BUILD FAILED **
The following build commands failed:
	SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/Shift/Shift.swift (in target 'Shift' from project 'Shift')
	SwiftEmitModule normal arm64 Emitting\ module\ for\ Shift (in target 'Shift' from project 'Shift')
	Building project Shift with scheme Shift-Package
(3 failures)
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" : [
    {
      "identity" : "swift-algorithms",
      "requirement" : {
        "range" : [
          {
            "lower_bound" : "1.0.0",
            "upper_bound" : "2.0.0"
          }
        ]
      },
      "type" : "sourceControl",
      "url" : "https://github.com/apple/swift-algorithms"
    }
  ],
  "manifest_display_name" : "Shift",
  "name" : "Shift",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
    {
      "name" : "ios",
      "version" : "15.0"
    },
    {
      "name" : "macos",
      "version" : "12.0"
    },
    {
      "name" : "watchos",
      "version" : "8.0"
    }
  ],
  "products" : [
    {
      "name" : "Shift",
      "targets" : [
        "Shift"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "ShiftTests",
      "module_type" : "SwiftTarget",
      "name" : "ShiftTests",
      "path" : "Tests/ShiftTests",
      "sources" : [
        "EventKitWrapperTests.swift",
        "XCTestManifests.swift"
      ],
      "target_dependencies" : [
        "Shift"
      ],
      "type" : "test"
    },
    {
      "c99name" : "Shift",
      "module_type" : "SwiftTarget",
      "name" : "Shift",
      "path" : "Sources/Shift",
      "product_dependencies" : [
        "Algorithms"
      ],
      "product_memberships" : [
        "Shift"
      ],
      "sources" : [
        "Shift.swift"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "5.5"
}
{
  "project" : {
    "configurations" : [
      "Debug",
      "Release"
    ],
    "name" : "Shift",
    "schemes" : [
      "Shift-Package"
    ],
    "targets" : [
      "Shift",
      "ShiftPackageDescription",
      "ShiftPackageTests",
      "ShiftTests"
    ]
  }
}
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-16.3.0.app xcrun xcodebuild -IDEClonedSourcePackagesDirPathOverride=$PWD/.dependencies -skipMacroValidation -skipPackagePluginValidation -derivedDataPath $PWD/.derivedData build -scheme Shift-Package -destination platform=macOS,arch=arm64
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 Shift-Package -destination platform=macOS,arch=arm64
ComputePackagePrebuildTargetDependencyGraph
Prepare packages
CreateBuildRequest
SendProjectDescription
CreateBuildOperation
ComputeTargetDependencyGraph
note: Building targets in dependency order
note: Target dependency graph (1 target)
    Target 'Shift' in project 'Shift' (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/MacOSX.platform/Developer/SDKs/MacOSX15.4.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: 6ab2ea41d24b2b6da35ff70743009135
Build description path: /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/XCBuildData/6ab2ea41d24b2b6da35ff70743009135.xcbuilddata
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/MacOSX.platform/Developer/SDKs/MacOSX15.4.sdk /Users/admin/builder/spi-builder-workspace/.derivedData/SDKStatCaches.noindex/macosx15.4-24E241-8287b8f5db97e746a1562fbca0c9d29b.sdkstatcache
    cd /Users/admin/builder/spi-builder-workspace/Shift.xcodeproj
    /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/MacOSX.platform/Developer/SDKs/MacOSX15.4.sdk -o /Users/admin/builder/spi-builder-workspace/.derivedData/SDKStatCaches.noindex/macosx15.4-24E241-8287b8f5db97e746a1562fbca0c9d29b.sdkstatcache
ProcessInfoPlistFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug/Shift.framework/Versions/A/Resources/Info.plist /Users/admin/builder/spi-builder-workspace/Shift.xcodeproj/Shift_Info.plist (in target 'Shift' from project 'Shift')
    cd /Users/admin/builder/spi-builder-workspace
    builtin-infoPlistUtility /Users/admin/builder/spi-builder-workspace/Shift.xcodeproj/Shift_Info.plist -producttype com.apple.product-type.framework -expandbuildsettings -platform macosx -o /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug/Shift.framework/Versions/A/Resources/Info.plist
SwiftDriver Shift normal arm64 com.apple.xcode.tools.swift.compiler (in target 'Shift' from project 'Shift')
    cd /Users/admin/builder/spi-builder-workspace
    builtin-SwiftDriver -- /Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/swiftc -module-name Shift -Onone -enforce-exclusivity\=checked @/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Shift.build/Debug/Shift.build/Objects-normal/arm64/Shift.SwiftFileList -DSWIFT_PACKAGE -DDEBUG -DXcode -enable-bare-slash-regex -enable-experimental-feature DebugDescriptionMacro -sdk /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX15.4.sdk -target arm64-apple-macos10.15 -g -module-cache-path /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex -Xfrontend -serialize-debugging-options -enable-testing -index-store-path /Users/admin/builder/spi-builder-workspace/.derivedData/Index.noindex/DataStore -swift-version 5 -I /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug -F /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug -F /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/MacOSX.platform/Developer/Library/Frameworks -parse-as-library -c -j10 -enable-batch-mode -incremental -Xcc -ivfsstatcache -Xcc /Users/admin/builder/spi-builder-workspace/.derivedData/SDKStatCaches.noindex/macosx15.4-24E241-8287b8f5db97e746a1562fbca0c9d29b.sdkstatcache -output-file-map /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Shift.build/Debug/Shift.build/Objects-normal/arm64/Shift-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/Shift.build/Debug/Shift.build/Objects-normal/arm64/Shift.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/Shift.build/Debug/Shift.build/swift-overrides.hmap -emit-const-values -Xfrontend -const-gather-protocols-file -Xfrontend /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Shift.build/Debug/Shift.build/Objects-normal/arm64/Shift_const_extract_protocols.json -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug/include -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Shift.build/Debug/Shift.build/DerivedSources-normal/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Shift.build/Debug/Shift.build/DerivedSources/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Shift.build/Debug/Shift.build/DerivedSources -Xcc -DSWIFT_PACKAGE\=1 -Xcc -DDEBUG\=1 -emit-objc-header -emit-objc-header-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Shift.build/Debug/Shift.build/Objects-normal/arm64/Shift-Swift.h -working-directory /Users/admin/builder/spi-builder-workspace -experimental-emit-module-separately -disable-cmo
SwiftEmitModule normal arm64 Emitting\ module\ for\ Shift (in target 'Shift' from project 'Shift')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/Shift/Shift.swift (in target 'Shift' from project 'Shift')
    cd /Users/admin/builder/spi-builder-workspace

/Users/admin/builder/spi-builder-workspace/Sources/Shift/Shift.swift:10:8: error: no such module 'Algorithms'
import Algorithms
       ^
Failed frontend command:
/Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/swift-frontend -frontend -emit-module -experimental-skip-non-inlinable-function-bodies-without-types /Users/admin/builder/spi-builder-workspace/Sources/Shift/Shift.swift -target arm64-apple-macos10.15 -Xllvm -aarch64-use-tbi -enable-objc-interop -stack-check -sdk /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX15.4.sdk -I /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug -F /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug -F /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/MacOSX.platform/Developer/Library/Frameworks -no-color-diagnostics -enable-testing -g -debug-info-format\=dwarf -dwarf-version\=4 -module-cache-path /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex -swift-version 5 -enforce-exclusivity\=checked -Onone -D SWIFT_PACKAGE -D DEBUG -D Xcode -serialize-debugging-options -const-gather-protocols-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Shift.build/Debug/Shift.build/Objects-normal/arm64/Shift_const_extract_protocols.json -enable-experimental-feature DebugDescriptionMacro -enable-bare-slash-regex -empty-abi-descriptor -validate-clang-modules-once -clang-build-session-file /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/Session.modulevalidation -Xcc -working-directory -Xcc /Users/admin/builder/spi-builder-workspace -resource-dir /Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift -enable-anonymous-context-mangled-names -file-compilation-dir /Users/admin/builder/spi-builder-workspace -Xcc -ivfsstatcache -Xcc /Users/admin/builder/spi-builder-workspace/.derivedData/SDKStatCaches.noindex/macosx15.4-24E241-8287b8f5db97e746a1562fbca0c9d29b.sdkstatcache -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Shift.build/Debug/Shift.build/swift-overrides.hmap -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug/include -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Shift.build/Debug/Shift.build/DerivedSources-normal/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Shift.build/Debug/Shift.build/DerivedSources/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Shift.build/Debug/Shift.build/DerivedSources -Xcc -DSWIFT_PACKAGE\=1 -Xcc -DDEBUG\=1 -module-name Shift -frontend-parseable-output -disable-clang-spi -target-sdk-version 15.4 -target-sdk-name macosx15.4 -external-plugin-path /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/MacOSX.platform/Developer/usr/lib/swift/host/plugins\#/Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/MacOSX.platform/Developer/usr/bin/swift-plugin-server -external-plugin-path /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/MacOSX.platform/Developer/usr/local/lib/swift/host/plugins\#/Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/MacOSX.platform/Developer/usr/bin/swift-plugin-server -in-process-plugin-server-path /Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift/host/libSwiftInProcPluginServer.dylib -plugin-path /Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift/host/plugins -plugin-path /Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/local/lib/swift/host/plugins -emit-module-doc-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Shift.build/Debug/Shift.build/Objects-normal/arm64/Shift.swiftdoc -emit-module-source-info-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Shift.build/Debug/Shift.build/Objects-normal/arm64/Shift.swiftsourceinfo -emit-objc-header-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Shift.build/Debug/Shift.build/Objects-normal/arm64/Shift-Swift.h -serialize-diagnostics-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Shift.build/Debug/Shift.build/Objects-normal/arm64/Shift-master-emit-module.dia -emit-dependencies-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Shift.build/Debug/Shift.build/Objects-normal/arm64/Shift-master-emit-module.d -parse-as-library -o /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Shift.build/Debug/Shift.build/Objects-normal/arm64/Shift.swiftmodule -emit-abi-descriptor-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/Shift.build/Debug/Shift.build/Objects-normal/arm64/Shift.abi.json
SwiftCompile normal arm64 Compiling\ Shift.swift /Users/admin/builder/spi-builder-workspace/Sources/Shift/Shift.swift (in target 'Shift' from project 'Shift')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/Shift/Shift.swift (in target 'Shift' from project 'Shift')
    cd /Users/admin/builder/spi-builder-workspace

** BUILD FAILED **
The following build commands failed:
	SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/Shift/Shift.swift (in target 'Shift' from project 'Shift')
	SwiftEmitModule normal arm64 Emitting\ module\ for\ Shift (in target 'Shift' from project 'Shift')
	Building project Shift with scheme Shift-Package
(3 failures)
BUILD FAILURE 6.1 macosXcodebuild