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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 UInt256, reference master (a5cd57), with Swift 6.1 for macOS (Xcode) using Xcode 16.3 on 25 Apr 2025 20:54:52 UTC.

Build Command

env DEVELOPER_DIR=/Applications/Xcode-16.3.0.app xcrun xcodebuild -IDEClonedSourcePackagesDirPathOverride=$PWD/.dependencies -skipMacroValidation -skipPackagePluginValidation -derivedDataPath $PWD/.derivedData build -scheme UInt256-Package -destination platform=macOS,arch=arm64

Build Log

========================================
RunAll
========================================
Builder version: 4.61.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/hyugit/UInt256.git
Reference: master
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/hyugit/UInt256
 * branch            master     -> FETCH_HEAD
 * [new branch]      master     -> origin/master
HEAD is now at a5cd575 Update min and max in UnsignedInteger extension to support Swift 6.0 (#8)
Cloned https://github.com/hyugit/UInt256.git
Revision (git rev-parse @):
a5cd5756244550da79721986ef303cfad3987c75
SUCCESS checkout https://github.com/hyugit/UInt256.git at master
========================================
Build
========================================
Selected platform:         macosXcodebuild
Swift version:             6.1
Building package at path:  $PWD
https://github.com/hyugit/UInt256.git
https://github.com/hyugit/UInt256.git
{
  "dependencies" : [
  ],
  "manifest_display_name" : "UInt256",
  "name" : "UInt256",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
  ],
  "products" : [
    {
      "name" : "UInt256",
      "targets" : [
        "UInt256"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "UInt256Tests",
      "module_type" : "SwiftTarget",
      "name" : "UInt256Tests",
      "path" : "Tests",
      "sources" : [
        "Arithmetics.swift",
        "BinaryOperations.swift",
        "LinuxMain.swift",
        "PerformanceTests.swift",
        "UInt256Tests.swift"
      ],
      "target_dependencies" : [
        "UInt256"
      ],
      "type" : "test"
    },
    {
      "c99name" : "UInt256",
      "module_type" : "SwiftTarget",
      "name" : "UInt256",
      "path" : "Sources",
      "product_memberships" : [
        "UInt256"
      ],
      "sources" : [
        "FixedWidthInteger+BarrettDivision.swift",
        "FixedWidthInteger+LongDivision.swift",
        "UInt256+BinaryInteger.swift",
        "UInt256+Comparable.swift",
        "UInt256+CustomStringConvertible.swift",
        "UInt256+Divide&Conquer.swift",
        "UInt256+Equatable.swift",
        "UInt256+ExpressibleByIntegerLiteral.swift",
        "UInt256+FixedWidthInteger.swift",
        "UInt256+Hashable.swift",
        "UInt256+Karatsuba.swift",
        "UInt256+Numeric.swift",
        "UInt256+UnsignedInteger.swift",
        "UInt256+arc4random.swift",
        "UInt256.swift"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "4.0"
}
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" : "UInt256",
  "name" : "UInt256",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
  ],
  "products" : [
    {
      "name" : "UInt256",
      "targets" : [
        "UInt256"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "UInt256Tests",
      "module_type" : "SwiftTarget",
      "name" : "UInt256Tests",
      "path" : "Tests",
      "sources" : [
        "Arithmetics.swift",
        "BinaryOperations.swift",
        "LinuxMain.swift",
        "PerformanceTests.swift",
        "UInt256Tests.swift"
      ],
      "target_dependencies" : [
        "UInt256"
      ],
      "type" : "test"
    },
    {
      "c99name" : "UInt256",
      "module_type" : "SwiftTarget",
      "name" : "UInt256",
      "path" : "Sources",
      "product_memberships" : [
        "UInt256"
      ],
      "sources" : [
        "FixedWidthInteger+BarrettDivision.swift",
        "FixedWidthInteger+LongDivision.swift",
        "UInt256+BinaryInteger.swift",
        "UInt256+Comparable.swift",
        "UInt256+CustomStringConvertible.swift",
        "UInt256+Divide&Conquer.swift",
        "UInt256+Equatable.swift",
        "UInt256+ExpressibleByIntegerLiteral.swift",
        "UInt256+FixedWidthInteger.swift",
        "UInt256+Hashable.swift",
        "UInt256+Karatsuba.swift",
        "UInt256+Numeric.swift",
        "UInt256+UnsignedInteger.swift",
        "UInt256+arc4random.swift",
        "UInt256.swift"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "4.0"
}
{
  "project" : {
    "configurations" : [
      "Debug",
      "Release"
    ],
    "name" : "UInt256",
    "schemes" : [
      "UInt256-Package",
      "UInt256PackageDescription",
      "UInt256PackageTests"
    ],
    "targets" : [
      "UInt256",
      "UInt256PackageDescription",
      "UInt256PackageTests",
      "UInt256Tests"
    ]
  }
}
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-16.3.0.app xcrun xcodebuild -IDEClonedSourcePackagesDirPathOverride=$PWD/.dependencies -skipMacroValidation -skipPackagePluginValidation -derivedDataPath $PWD/.derivedData build -scheme UInt256-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 UInt256-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 'UInt256' in project 'UInt256' (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: a467590dc3963c95aaf533ff3c0a1104
Build description path: /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/XCBuildData/a467590dc3963c95aaf533ff3c0a1104.xcbuilddata
CreateBuildDirectory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex
    cd /Users/admin/builder/spi-builder-workspace/UInt256.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/UInt256.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
    cd /Users/admin/builder/spi-builder-workspace/UInt256.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/EagerLinkingTBDs/Debug
    cd /Users/admin/builder/spi-builder-workspace/UInt256.xcodeproj
    builtin-create-build-directory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/EagerLinkingTBDs/Debug
CreateBuildDirectory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug
    cd /Users/admin/builder/spi-builder-workspace/UInt256.xcodeproj
    builtin-create-build-directory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug
SymLink /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug/UInt256.framework/UInt256 Versions/Current/UInt256 (in target 'UInt256' from project 'UInt256')
    cd /Users/admin/builder/spi-builder-workspace
    /bin/ln -sfh Versions/Current/UInt256 /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug/UInt256.framework/UInt256
SymLink /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug/UInt256.framework/Resources Versions/Current/Resources (in target 'UInt256' from project 'UInt256')
    cd /Users/admin/builder/spi-builder-workspace
    /bin/ln -sfh Versions/Current/Resources /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug/UInt256.framework/Resources
SymLink /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug/UInt256.framework/Versions/Current A (in target 'UInt256' from project 'UInt256')
    cd /Users/admin/builder/spi-builder-workspace
    /bin/ln -sfh A /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug/UInt256.framework/Versions/Current
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/UInt256.build/Debug/UInt256.build/UInt256.DependencyStaticMetadataFileList (in target 'UInt256' from project 'UInt256')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/UInt256.build/Debug/UInt256.build/UInt256.DependencyStaticMetadataFileList
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/UInt256.build/Debug/UInt256.build/UInt256.DependencyMetadataFileList (in target 'UInt256' from project 'UInt256')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/UInt256.build/Debug/UInt256.build/UInt256.DependencyMetadataFileList
SymLink /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug/UInt256.framework/Modules Versions/Current/Modules (in target 'UInt256' from project 'UInt256')
    cd /Users/admin/builder/spi-builder-workspace
    /bin/ln -sfh Versions/Current/Modules /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug/UInt256.framework/Modules
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/UInt256.build/Debug/UInt256.build/Objects-normal/arm64/UInt256-OutputFileMap.json (in target 'UInt256' from project 'UInt256')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/UInt256.build/Debug/UInt256.build/Objects-normal/arm64/UInt256-OutputFileMap.json
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/UInt256.build/Debug/UInt256.build/Objects-normal/arm64/UInt256.LinkFileList (in target 'UInt256' from project 'UInt256')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/UInt256.build/Debug/UInt256.build/Objects-normal/arm64/UInt256.LinkFileList
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/UInt256.build/Debug/UInt256.build/Objects-normal/arm64/UInt256_const_extract_protocols.json (in target 'UInt256' from project 'UInt256')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/UInt256.build/Debug/UInt256.build/Objects-normal/arm64/UInt256_const_extract_protocols.json
SymLink /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug/UInt256.framework/Headers Versions/Current/Headers (in target 'UInt256' from project 'UInt256')
    cd /Users/admin/builder/spi-builder-workspace
    /bin/ln -sfh Versions/Current/Headers /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug/UInt256.framework/Headers
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/UInt256.build/Debug/UInt256.build/Objects-normal/arm64/UInt256.SwiftFileList (in target 'UInt256' from project 'UInt256')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/UInt256.build/Debug/UInt256.build/Objects-normal/arm64/UInt256.SwiftFileList
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/UInt256.build/Debug/UInt256.build/Objects-normal/arm64/UInt256.SwiftConstValuesFileList (in target 'UInt256' from project 'UInt256')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/UInt256.build/Debug/UInt256.build/Objects-normal/arm64/UInt256.SwiftConstValuesFileList
MkDir /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug/UInt256.framework/Versions/A/Headers (in target 'UInt256' from project 'UInt256')
    cd /Users/admin/builder/spi-builder-workspace
    /bin/mkdir -p /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug/UInt256.framework/Versions/A/Headers
MkDir /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug/UInt256.framework/Versions/A/Resources (in target 'UInt256' from project 'UInt256')
    cd /Users/admin/builder/spi-builder-workspace
    /bin/mkdir -p /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug/UInt256.framework/Versions/A/Resources
MkDir /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug/UInt256.framework/Versions/A (in target 'UInt256' from project 'UInt256')
    cd /Users/admin/builder/spi-builder-workspace
    /bin/mkdir -p /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug/UInt256.framework/Versions/A
MkDir /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug/UInt256.framework/Versions (in target 'UInt256' from project 'UInt256')
    cd /Users/admin/builder/spi-builder-workspace
    /bin/mkdir -p /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug/UInt256.framework/Versions
MkDir /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug/UInt256.framework (in target 'UInt256' from project 'UInt256')
    cd /Users/admin/builder/spi-builder-workspace
    /bin/mkdir -p /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug/UInt256.framework
ProcessInfoPlistFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug/UInt256.framework/Versions/A/Resources/Info.plist /Users/admin/builder/spi-builder-workspace/UInt256.xcodeproj/UInt256_Info.plist (in target 'UInt256' from project 'UInt256')
    cd /Users/admin/builder/spi-builder-workspace
    builtin-infoPlistUtility /Users/admin/builder/spi-builder-workspace/UInt256.xcodeproj/UInt256_Info.plist -producttype com.apple.product-type.framework -expandbuildsettings -platform macosx -o /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug/UInt256.framework/Versions/A/Resources/Info.plist
error: Build input file cannot be found: '/Users/admin/builder/spi-builder-workspace/UInt256.xcodeproj/UInt256_Info.plist'. Did you forget to declare this file as an output of a script phase or custom build rule which produces it? (in target 'UInt256' from project 'UInt256')
/Users/admin/builder/spi-builder-workspace/UInt256.xcodeproj: warning: The macOS deployment target 'MACOSX_DEPLOYMENT_TARGET' is set to 10.10, but the range of supported deployment target versions is 10.13 to 15.4.99. (in target 'UInt256' from project 'UInt256')
** BUILD FAILED **
The following build commands failed:
	ProcessInfoPlistFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug/UInt256.framework/Versions/A/Resources/Info.plist /Users/admin/builder/spi-builder-workspace/UInt256.xcodeproj/UInt256_Info.plist (in target 'UInt256' from project 'UInt256')
	Building project UInt256 with scheme UInt256-Package
(2 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" : [
  ],
  "manifest_display_name" : "UInt256",
  "name" : "UInt256",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
  ],
  "products" : [
    {
      "name" : "UInt256",
      "targets" : [
        "UInt256"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "UInt256Tests",
      "module_type" : "SwiftTarget",
      "name" : "UInt256Tests",
      "path" : "Tests",
      "sources" : [
        "Arithmetics.swift",
        "BinaryOperations.swift",
        "LinuxMain.swift",
        "PerformanceTests.swift",
        "UInt256Tests.swift"
      ],
      "target_dependencies" : [
        "UInt256"
      ],
      "type" : "test"
    },
    {
      "c99name" : "UInt256",
      "module_type" : "SwiftTarget",
      "name" : "UInt256",
      "path" : "Sources",
      "product_memberships" : [
        "UInt256"
      ],
      "sources" : [
        "FixedWidthInteger+BarrettDivision.swift",
        "FixedWidthInteger+LongDivision.swift",
        "UInt256+BinaryInteger.swift",
        "UInt256+Comparable.swift",
        "UInt256+CustomStringConvertible.swift",
        "UInt256+Divide&Conquer.swift",
        "UInt256+Equatable.swift",
        "UInt256+ExpressibleByIntegerLiteral.swift",
        "UInt256+FixedWidthInteger.swift",
        "UInt256+Hashable.swift",
        "UInt256+Karatsuba.swift",
        "UInt256+Numeric.swift",
        "UInt256+UnsignedInteger.swift",
        "UInt256+arc4random.swift",
        "UInt256.swift"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "4.0"
}
{
  "project" : {
    "configurations" : [
      "Debug",
      "Release"
    ],
    "name" : "UInt256",
    "schemes" : [
      "UInt256-Package",
      "UInt256PackageDescription",
      "UInt256PackageTests"
    ],
    "targets" : [
      "UInt256",
      "UInt256PackageDescription",
      "UInt256PackageTests",
      "UInt256Tests"
    ]
  }
}
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-16.3.0.app xcrun xcodebuild -IDEClonedSourcePackagesDirPathOverride=$PWD/.dependencies -skipMacroValidation -skipPackagePluginValidation -derivedDataPath $PWD/.derivedData build -scheme UInt256-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 UInt256-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 'UInt256' in project 'UInt256' (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: bfb6d896729a5ba870654adcf6e3f652
Build description path: /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/XCBuildData/bfb6d896729a5ba870654adcf6e3f652.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/UInt256.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/UInt256.framework/Versions/A/Resources/Info.plist /Users/admin/builder/spi-builder-workspace/UInt256.xcodeproj/UInt256_Info.plist (in target 'UInt256' from project 'UInt256')
    cd /Users/admin/builder/spi-builder-workspace
    builtin-infoPlistUtility /Users/admin/builder/spi-builder-workspace/UInt256.xcodeproj/UInt256_Info.plist -producttype com.apple.product-type.framework -expandbuildsettings -platform macosx -o /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug/UInt256.framework/Versions/A/Resources/Info.plist
error: Build input file cannot be found: '/Users/admin/builder/spi-builder-workspace/UInt256.xcodeproj/UInt256_Info.plist'. Did you forget to declare this file as an output of a script phase or custom build rule which produces it? (in target 'UInt256' from project 'UInt256')
/Users/admin/builder/spi-builder-workspace/UInt256.xcodeproj: warning: The macOS deployment target 'MACOSX_DEPLOYMENT_TARGET' is set to 10.10, but the range of supported deployment target versions is 10.13 to 15.4.99. (in target 'UInt256' from project 'UInt256')
** BUILD FAILED **
The following build commands failed:
	ProcessInfoPlistFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug/UInt256.framework/Versions/A/Resources/Info.plist /Users/admin/builder/spi-builder-workspace/UInt256.xcodeproj/UInt256_Info.plist (in target 'UInt256' from project 'UInt256')
	Building project UInt256 with scheme UInt256-Package
(2 failures)
BUILD FAILURE 6.1 macosXcodebuild