The Swift Package Index logo.Swift Package Index

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

Build Information

Failed to build ExtendedSwift, reference main (a2b500), with Swift 6.0 for macOS (SPM) on 26 Jan 2025 19:22:05 UTC.

Build Command

env DEVELOPER_DIR=/Applications/Xcode-16.2.0.app xcrun swift build --arch arm64

Build Log

========================================
RunAll
========================================
Builder version: 4.60.1
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/davedelong/extendedswift.git
Reference: main
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/davedelong/extendedswift
 * branch            main       -> FETCH_HEAD
 * [new branch]      main       -> origin/main
HEAD is now at a2b5003 create data from hex string
Cloned https://github.com/davedelong/extendedswift.git
Revision (git rev-parse @):
a2b5003bf986e229ebe8d26fa3fa8f948c2db4ed
SUCCESS checkout https://github.com/davedelong/extendedswift.git at main
Fetching https://github.com/apple/swift-algorithms.git
Fetching https://github.com/apple/swift-numerics
Fetching https://github.com/apple/swift-log.git
[1/5623] Fetching swift-algorithms
[2/9366] Fetching swift-algorithms, swift-log
[283/14942] Fetching swift-algorithms, swift-log, swift-numerics
Fetched https://github.com/apple/swift-log.git from cache (1.17s)
Fetched https://github.com/apple/swift-algorithms.git from cache (1.17s)
Computing version for https://github.com/apple/swift-log
Fetched https://github.com/apple/swift-numerics from cache (1.18s)
Computed https://github.com/apple/swift-log at 1.5.2 (2.81s)
Computing version for https://github.com/apple/swift-algorithms
Computed https://github.com/apple/swift-algorithms at 1.0.0 (0.54s)
Computing version for https://github.com/apple/swift-numerics
Computed https://github.com/apple/swift-numerics at 1.0.2 (0.55s)
Creating working copy for https://github.com/apple/swift-algorithms.git
Working copy of https://github.com/apple/swift-algorithms.git resolved at 1.0.0
Creating working copy for https://github.com/apple/swift-log.git
Working copy of https://github.com/apple/swift-log.git resolved at 1.5.2
Creating working copy for https://github.com/apple/swift-numerics
Working copy of https://github.com/apple/swift-numerics resolved at 1.0.2
========================================
ResolveProductDependencies
========================================
Resolving dependencies ...
{
  "identity": ".resolve-product-dependencies",
  "name": "resolve-dependencies",
  "url": "/Users/admin/builder/spi-builder-workspace/.resolve-product-dependencies",
  "version": "unspecified",
  "path": "/Users/admin/builder/spi-builder-workspace/.resolve-product-dependencies",
  "dependencies": [
    {
      "identity": "extendedswift",
      "name": "ExtendedSwift",
      "url": "https://github.com/davedelong/extendedswift.git",
      "version": "unspecified",
      "path": "/Users/admin/builder/spi-builder-workspace/.resolve-product-dependencies/.build/checkouts/extendedswift",
      "dependencies": [
        {
          "identity": "swift-algorithms",
          "name": "swift-algorithms",
          "url": "https://github.com/apple/swift-algorithms",
          "version": "1.2.0",
          "path": "/Users/admin/builder/spi-builder-workspace/.resolve-product-dependencies/.build/checkouts/swift-algorithms",
          "dependencies": [
            {
              "identity": "swift-numerics",
              "name": "swift-numerics",
              "url": "https://github.com/apple/swift-numerics.git",
              "version": "1.0.2",
              "path": "/Users/admin/builder/spi-builder-workspace/.resolve-product-dependencies/.build/checkouts/swift-numerics",
              "dependencies": [
              ]
            }
          ]
        },
        {
          "identity": "swift-log",
          "name": "swift-log",
          "url": "https://github.com/apple/swift-log",
          "version": "1.6.2",
          "path": "/Users/admin/builder/spi-builder-workspace/.resolve-product-dependencies/.build/checkouts/swift-log",
          "dependencies": [
          ]
        }
      ]
    }
  ]
}
Fetching https://github.com/davedelong/extendedswift.git
[1/1963] Fetching extendedswift
Fetched https://github.com/davedelong/extendedswift.git from cache (1.05s)
Fetching https://github.com/apple/swift-log from cache
Fetching https://github.com/apple/swift-algorithms from cache
Fetched https://github.com/apple/swift-log from cache (0.99s)
Fetched https://github.com/apple/swift-algorithms from cache (0.99s)
Computing version for https://github.com/apple/swift-algorithms
Computed https://github.com/apple/swift-algorithms at 1.2.0 (0.74s)
Fetching https://github.com/apple/swift-numerics.git from cache
Fetched https://github.com/apple/swift-numerics.git from cache (0.60s)
Computing version for https://github.com/apple/swift-numerics.git
Computed https://github.com/apple/swift-numerics.git at 1.0.2 (0.51s)
Computing version for https://github.com/apple/swift-log
Computed https://github.com/apple/swift-log at 1.6.2 (0.43s)
Creating working copy for https://github.com/apple/swift-numerics.git
Working copy of https://github.com/apple/swift-numerics.git resolved at 1.0.2
Creating working copy for https://github.com/apple/swift-algorithms
Working copy of https://github.com/apple/swift-algorithms resolved at 1.2.0
Creating working copy for https://github.com/apple/swift-log
Working copy of https://github.com/apple/swift-log resolved at 1.6.2
Creating working copy for https://github.com/davedelong/extendedswift.git
Working copy of https://github.com/davedelong/extendedswift.git resolved at main (a2b5003)
Found 2 product dependencies
  - swift-algorithms
  - swift-log
========================================
Build
========================================
Selected platform:         macosSpm
Swift version:             6.0
Building package at path:  $PWD
https://github.com/davedelong/extendedswift.git
https://github.com/davedelong/extendedswift.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"
    },
    {
      "identity" : "swift-log",
      "requirement" : {
        "range" : [
          {
            "lower_bound" : "1.5.0",
            "upper_bound" : "2.0.0"
          }
        ]
      },
      "type" : "sourceControl",
      "url" : "https://github.com/apple/swift-log"
    }
  ],
  "manifest_display_name" : "ExtendedSwift",
  "name" : "ExtendedSwift",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
    {
      "name" : "macos",
      "version" : "13.0"
    },
    {
      "name" : "ios",
      "version" : "16.1"
    },
    {
      "name" : "watchos",
      "version" : "9.1"
    },
    {
      "name" : "tvos",
      "version" : "16.1"
    },
    {
      "name" : "maccatalyst",
      "version" : "16.1"
    }
  ],
  "products" : [
    {
      "name" : "ExtendedObjC",
      "targets" : [
        "ExtendedObjC"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    },
    {
      "name" : "ExtendedSwift",
      "targets" : [
        "ExtendedSwift"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    },
    {
      "name" : "ExtendedKit",
      "targets" : [
        "ExtendedKit"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    },
    {
      "name" : "HTTP",
      "targets" : [
        "HTTP"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    },
    {
      "name" : "debug",
      "targets" : [
        "debug"
      ],
      "type" : {
        "executable" : null
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "debug",
      "module_type" : "SwiftTarget",
      "name" : "debug",
      "path" : "Sources/debug",
      "product_memberships" : [
        "debug"
      ],
      "sources" : [
        "debug.swift"
      ],
      "target_dependencies" : [
        "ExtendedObjC",
        "ExtendedSwift",
        "ExtendedKit"
      ],
      "type" : "executable"
    },
    {
      "c99name" : "PrivateAPITests",
      "module_type" : "ClangTarget",
      "name" : "PrivateAPITests",
      "path" : "Tests/PrivateAPITests",
      "sources" : [
        "GregorianDateTests.m"
      ],
      "target_dependencies" : [
        "PrivateAPI"
      ],
      "type" : "test"
    },
    {
      "c99name" : "PrivateAPI",
      "module_type" : "ClangTarget",
      "name" : "PrivateAPI",
      "path" : "Sources/PrivateAPI",
      "product_memberships" : [
        "ExtendedSwift",
        "ExtendedKit",
        "HTTP",
        "debug"
      ],
      "sources" : [
        "src/AppSession.m",
        "src/GregorianDate+Format.m",
        "src/GregorianDate+Formatters.m",
        "src/GregorianDate.m",
        "src/JSON+Serialize.m",
        "src/JSON.m",
        "src/NSUUID+Time.m",
        "src/SignalSafe.m"
      ],
      "target_dependencies" : [
        "ExtendedObjC"
      ],
      "type" : "library"
    },
    {
      "c99name" : "HTTPTests",
      "module_type" : "SwiftTarget",
      "name" : "HTTPTests",
      "path" : "Tests/HTTPTests",
      "sources" : [
        "DeduplicationTests.swift",
        "HTTP+TestHelpers.swift",
        "HTTPTests.swift",
        "ManualLoaderTests.swift",
        "ModifyingLoaderTests.swift",
        "RetryTests.swift"
      ],
      "target_dependencies" : [
        "HTTP",
        "ExtendedTest"
      ],
      "type" : "test"
    },
    {
      "c99name" : "HTTP",
      "module_type" : "SwiftTarget",
      "name" : "HTTP",
      "path" : "Sources/HTTP",
      "product_memberships" : [
        "HTTP"
      ],
      "sources" : [
        "Bodies/DataBody.swift",
        "Bodies/FormBody.swift",
        "Bodies/JSONBody.swift",
        "Loader/DeduplicatingLoader.swift",
        "Loader/HTTPEnvironmentLoader.swift",
        "Loader/HTTPLoader.swift",
        "Loader/ManualLoader.swift",
        "Loader/ModifyingLoader.swift",
        "Loader/RetryLoader.swift",
        "Loader/ThrottledLoader.swift",
        "Loader/URLSessionLoader.swift",
        "Message/HTTPBody.swift",
        "Message/HTTPError.swift",
        "Message/HTTPHeader.swift",
        "Message/HTTPHeaders.swift",
        "Message/HTTPMethod.swift",
        "Message/HTTPOption.swift",
        "Message/HTTPQuery.swift",
        "Message/HTTPRequest.swift",
        "Message/HTTPRequestToken.swift",
        "Message/HTTPResponse.swift",
        "Message/HTTPResult+Convenience.swift",
        "Message/HTTPResult.swift",
        "Message/HTTPStatus.swift",
        "Options/AuthenticationChallenges.swift",
        "Options/Deduplication.swift",
        "Options/Redirection.swift",
        "Options/RetryStrategy.swift",
        "Options/Throttling.swift",
        "Utilities/AsyncStream.swift",
        "Utilities/Duration.swift",
        "Utilities/HTTPError+Construction.swift",
        "Utilities/HTTPRequest+URLRequest.swift",
        "Utilities/HTTPResponse+URLResponse.swift",
        "Utilities/LoaderChain.swift",
        "Utilities/Pairs.swift",
        "Utilities/URLSession/URLSessionAdapter.swift",
        "Utilities/URLSession/URLSessionAdapterDelegate.swift",
        "Utilities/URLSession/URLSessionTaskState.swift"
      ],
      "target_dependencies" : [
        "ExtendedSwift"
      ],
      "type" : "library"
    },
    {
      "c99name" : "ExtendedTest",
      "module_type" : "SwiftTarget",
      "name" : "ExtendedTest",
      "path" : "Sources/ExtendedTest",
      "sources" : [
        "XCTestHelpers.swift"
      ],
      "type" : "library"
    },
    {
      "c99name" : "ExtendedSwiftTests",
      "module_type" : "SwiftTarget",
      "name" : "ExtendedSwiftTests",
      "path" : "Tests/ExtendedSwiftTests",
      "sources" : [
        "BuilderTests.swift",
        "CharacterTests.swift",
        "ClockTests.swift",
        "CollectionTests.swift",
        "CountedSetTests.swift",
        "PlistCodableTests.swift",
        "RegexTests.swift",
        "ScannerTests.swift",
        "StringTests.swift",
        "TaskQueueTests.swift"
      ],
      "target_dependencies" : [
        "ExtendedSwift"
      ],
      "type" : "test"
    },
    {
      "c99name" : "ExtendedSwift",
      "module_type" : "SwiftTarget",
      "name" : "ExtendedSwift",
      "path" : "Sources/ExtendedSwift",
      "product_dependencies" : [
        "Algorithms",
        "Logging"
      ],
      "product_memberships" : [
        "ExtendedSwift",
        "ExtendedKit",
        "HTTP",
        "debug"
      ],
      "resources" : [
        {
          "path" : "/Users/admin/builder/spi-builder-workspace/Sources/ExtendedSwift/Resources/entities.json",
          "rule" : {
            "copy" : {
            }
          }
        }
      ],
      "sources" : [
        "CloudKit/CKQueryObserver.swift",
        "CloudKit/CKRecordCodable.swift",
        "CloudKit/CKSubscriptionObserver.swift",
        "Codable/AnyCodingKey.swift",
        "Codable/CodingPath.swift",
        "Codable/Decoding.swift",
        "Codable/DecodingError.swift",
        "Codable/Encoding.swift",
        "Codable/EncodingError.swift",
        "Codable/Plist/PlistCodableSupport.swift",
        "Codable/Plist/PlistDecoder.swift",
        "Codable/Plist/PlistEncoder.swift",
        "Codable/PlistCodable.swift",
        "Codable/UserDefaultsCodable.swift",
        "Combine/Subscriber.swift",
        "CoreData/NSAttributeDescription.swift",
        "CoreData/NSEntityDescription.swift",
        "CoreData/NSFetchRequestPublisher.swift",
        "CoreData/NSManagedObjectContext.swift",
        "CoreData/NSManagedObjectModel.swift",
        "CoreData/NSPersistedAttributeType.swift",
        "CoreData/NSPersistentContainer.swift",
        "FSEvents/FSEvent.swift",
        "FSEvents/FSPublisher.swift",
        "FSEvents/NSFileObserver.swift",
        "Foundation/ActionScheduler.swift",
        "Foundation/Bookmark.swift",
        "Foundation/Bundle.swift",
        "Foundation/Calendar.swift",
        "Foundation/DateFormatter.swift",
        "Foundation/Entitlements.swift",
        "Foundation/FileManager.swift",
        "Foundation/FileWrapper.swift",
        "Foundation/Geometry.swift",
        "Foundation/NSLock.swift",
        "Foundation/NSPredicate.swift",
        "Foundation/Process+Which.swift",
        "Foundation/Process.swift",
        "Foundation/ProcessInfo.swift",
        "Foundation/RunLoop.swift",
        "Foundation/Scanner+Characters.swift",
        "Foundation/Scanner+Data.swift",
        "Foundation/Scanner+Peek.swift",
        "Foundation/Scanner+Scan.swift",
        "Foundation/Scanner.swift",
        "Foundation/Spotlight.swift",
        "Foundation/URL.swift",
        "Mach/Dyld.swift",
        "Mach/FAT.swift",
        "Mach/LoadCommands/CodeSignature.swift",
        "Mach/LoadCommands/LoadDylibCommand.swift",
        "Mach/LoadCommands/MachLoadCommand.swift",
        "Mach/LoadCommands/RPathCommand.swift",
        "Mach/LoadCommands/UUIDLoadCommand.swift",
        "Mach/Mach+Convenience.swift",
        "Mach/Mach+Header.swift",
        "Mach/Mach+LoadCommand.swift",
        "Mach/Mach+Section.swift",
        "Mach/Mach+Segment.swift",
        "Path/Path+Bundle.swift",
        "Path/Path+Data+String.swift",
        "Path/Path+FileHandle.swift",
        "Path/Path+FileManager.swift",
        "Path/Path+Helpers.swift",
        "Path/Path+Home.swift",
        "Path/Path+URL.swift",
        "Path/Path.swift",
        "Path/PathProtocol.swift",
        "Path/RelativePath.swift",
        "Result Builders/ArrayBuilder.swift",
        "Standard/AnyAsyncSequence.swift",
        "Standard/Atomic.swift",
        "Standard/BidirectionalCollection.swift",
        "Standard/Bimap.swift",
        "Standard/Bool.swift",
        "Standard/Buildable.swift",
        "Standard/Character.swift",
        "Standard/Clocks/Clock.swift",
        "Standard/Clocks/Date+InstantProtocol.swift",
        "Standard/Clocks/ManualClock.swift",
        "Standard/Clocks/MutableClock.swift",
        "Standard/Clocks/UserClock.swift",
        "Standard/Collection+Flatten.swift",
        "Standard/Collection+Slicing.swift",
        "Standard/Collection+Trimming.swift",
        "Standard/Collection+Unique.swift",
        "Standard/Collection.swift",
        "Standard/Comparable.swift",
        "Standard/CountedSet.swift",
        "Standard/Data.swift",
        "Standard/Date.swift",
        "Standard/Dictionary.swift",
        "Standard/Duration.swift",
        "Standard/Error.swift",
        "Standard/Fatal.swift",
        "Standard/ID.swift",
        "Standard/Int.swift",
        "Standard/Interpolator.swift",
        "Standard/KeyPath.swift",
        "Standard/LazyTask.swift",
        "Standard/Never.swift",
        "Standard/Newtype.swift",
        "Standard/Normalized.swift",
        "Standard/Once.swift",
        "Standard/Optional.swift",
        "Standard/Range.swift",
        "Standard/RangeReplaceableCollection.swift",
        "Standard/Regex+Replacements.swift",
        "Standard/Regex.swift",
        "Standard/Result+CollectionOperators.swift",
        "Standard/Result+Operators.swift",
        "Standard/Result.swift",
        "Standard/Sandbox.swift",
        "Standard/Sendable.swift",
        "Standard/Sequence.swift",
        "Standard/SetAlgebra.swift",
        "Standard/Shim.swift",
        "Standard/String+HTML.swift",
        "Standard/String+Interpolation.swift",
        "Standard/String.swift",
        "Standard/TaskQueue.swift",
        "Standard/UUID.swift",
        "Standard/Unsafe.swift",
        "Standard/Updateable.swift",
        "Standard/Warn.swift",
        "Trees/BreadthFirstTraversal.swift",
        "Trees/InOrderTraversal.swift",
        "Trees/PostOrderTraversal.swift",
        "Trees/PreAndPostOrderTraversal.swift",
        "Trees/PreOrderTraversal.swift",
        "Trees/Tree.swift",
        "Trees/TreeTraversal.swift"
      ],
      "target_dependencies" : [
        "PrivateAPI"
      ],
      "type" : "library"
    },
    {
      "c99name" : "ExtendedObjCTests",
      "module_type" : "ClangTarget",
      "name" : "ExtendedObjCTests",
      "path" : "Tests/ExtendedObjCTests",
      "sources" : [
        "RuntimeTests.m"
      ],
      "target_dependencies" : [
        "ExtendedObjC"
      ],
      "type" : "test"
    },
    {
      "c99name" : "ExtendedObjC",
      "module_type" : "ClangTarget",
      "name" : "ExtendedObjC",
      "path" : "Sources/ExtendedObjC",
      "product_memberships" : [
        "ExtendedObjC",
        "ExtendedSwift",
        "ExtendedKit",
        "HTTP",
        "debug"
      ],
      "sources" : [
        "src/Runtime.m"
      ],
      "type" : "library"
    },
    {
      "c99name" : "ExtendedKit",
      "module_type" : "SwiftTarget",
      "name" : "ExtendedKit",
      "path" : "Sources/ExtendedKit",
      "product_dependencies" : [
        "Logging"
      ],
      "product_memberships" : [
        "ExtendedKit",
        "debug"
      ],
      "sources" : [
        "AppSession/AppSession.swift",
        "CLLocation.swift",
        "Cocoa/NSActionHandler.swift",
        "Cocoa/NSMenu.swift",
        "Cocoa/NSTextField.swift",
        "CoreData/Fetch.swift",
        "CoreData/FetchFilter.swift",
        "CoreData/FetchObserver.swift",
        "CoreData/FetchOne.swift",
        "CoreData/FetchResults.swift",
        "CoreData/Fetchable.swift",
        "CoreData/NSFetchRequest.swift",
        "ExtendedKit.swift",
        "Logging/CoreDataLogHandler.swift",
        "Logging/LogEntry.swift",
        "Logging/LogRedactor.swift",
        "Logging/Logger.Metadata.swift",
        "Logging/Logger.swift",
        "Logging/OSLogHandler.swift",
        "Map/MapCluster.swift",
        "Map/MapItem.swift",
        "Map/MapView.swift",
        "Map/_MapView.swift",
        "MapKit/MKCoordinateRegion.swift",
        "Path+NSWorkspace.swift",
        "Platform.swift",
        "SwiftUI/Alert.swift",
        "SwiftUI/Angle.swift",
        "SwiftUI/Binding.swift",
        "SwiftUI/EdgeInsets.swift",
        "SwiftUI/InterfaceOrientation/InterfaceHostingController.swift",
        "SwiftUI/InterfaceOrientation/InterfaceOrientation.swift",
        "SwiftUI/InterfaceOrientation/InterfacePreferenceKeys.swift",
        "SwiftUI/InterfaceOrientation/View+InterfaceOrientation.swift",
        "SwiftUI/PartialCapsule.swift",
        "SwiftUI/Path.swift",
        "SwiftUI/PathControl.swift",
        "SwiftUI/ProxyTransferable.swift",
        "SwiftUI/Section.swift",
        "SwiftUI/Staged.swift",
        "SwiftUI/Symbol+SwiftUI.swift",
        "SwiftUI/TextStyle.swift",
        "SwiftUI/UnitPoint.swift",
        "SwiftUI/View.swift",
        "Symbol.swift",
        "XML/XMLNode.swift"
      ],
      "target_dependencies" : [
        "ExtendedSwift",
        "ExtendedObjC",
        "PrivateAPI"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "5.9"
}
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-16.2.0.app xcrun swift build --arch arm64 -Xswiftc -Xfrontend -Xswiftc -stats-output-dir -Xswiftc -Xfrontend -Xswiftc .stats -Xswiftc -strict-concurrency=complete -Xswiftc -enable-upcoming-feature -Xswiftc StrictConcurrency -Xswiftc -enable-upcoming-feature -Xswiftc DisableOutwardActorInference -Xswiftc -enable-upcoming-feature -Xswiftc GlobalActorIsolatedTypesUsability -Xswiftc -enable-upcoming-feature -Xswiftc InferSendableFromCaptures
Building for debugging...
[0/24] Write sources
[2/24] Write debug-entitlement.plist
[3/24] Compiling _NumericsShims _NumericsShims.c
[4/24] Write sources
[7/24] Copying entities.json
[8/24] Write sources
[9/24] Write swift-version-5BDAB9E9C0126B9D.txt
[10/24] Write sources
[11/34] Compiling NSUUID+Time.m
/Users/admin/builder/spi-builder-workspace/Sources/PrivateAPI/src/GregorianDate.m:130:48: error: non-void function 'GregorianDateIncrementDay' should return a value [-Wreturn-type]
  130 |     if (GregorianDateIsValid(date) == false) { return; }
      |                                                ^
/Users/admin/builder/spi-builder-workspace/Sources/PrivateAPI/src/GregorianDate.m:148:48: error: non-void function 'GregorianDateDecrementDay' should return a value [-Wreturn-type]
  148 |     if (GregorianDateIsValid(date) == false) { return; }
      |                                                ^
2 errors generated.
[12/34] Compiling GregorianDate.m
[12/34] Compiling Runtime.m
[12/34] Compiling AppSession.m
[12/34] Compiling JSON+Serialize.m
[12/34] Compiling GregorianDate+Format.m
[12/34] Compiling GregorianDate+Formatters.m
[12/34] Compiling JSON.m
[12/34] Compiling SignalSafe.m
[13/34] Emitting module RealModule
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-16.2.0.app xcrun swift build --arch arm64
[0/1] Planning build
Building for debugging...
[0/12] Write sources
[1/13] Write swift-version-5BDAB9E9C0126B9D.txt
/Users/admin/builder/spi-builder-workspace/Sources/PrivateAPI/src/GregorianDate.m:130:48: error: non-void function 'GregorianDateIncrementDay' should return a value [-Wreturn-type]
  130 |     if (GregorianDateIsValid(date) == false) { return; }
      |                                                ^
/Users/admin/builder/spi-builder-workspace/Sources/PrivateAPI/src/GregorianDate.m:148:48: error: non-void function 'GregorianDateDecrementDay' should return a value [-Wreturn-type]
  148 |     if (GregorianDateIsValid(date) == false) { return; }
      |                                                ^
2 errors generated.
[2/28] Compiling GregorianDate.m
/Users/admin/builder/spi-builder-workspace/Sources/PrivateAPI/src/GregorianDate+Formatters.m:198:38: error: non-void function '_GDWriteInt' should return a value [-Wreturn-type]
  198 |         if (magnitude > maxLength) { return; }
      |                                      ^
[2/28] Compiling GregorianDate+Formatters.m
[2/28] Compiling GregorianDate+Format.m
[2/28] Compiling Runtime.m
[2/28] Compiling JSON.m
[2/28] Compiling JSON+Serialize.m
[2/28] Compiling SignalSafe.m
[2/28] Compiling AppSession.m
BUILD FAILURE 6.0 macosSpm