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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 OSCKit, reference main (4db9f4), with Swift 6.1 for watchOS using Xcode 16.3 on 1 May 2025 07:08:39 UTC.

Build Command

env DEVELOPER_DIR=/Applications/Xcode-16.3.0.app xcrun xcodebuild -IDEClonedSourcePackagesDirPathOverride=$PWD/.dependencies -skipMacroValidation -skipPackagePluginValidation -derivedDataPath $PWD/.derivedData build -scheme NOT-SUPPORTED -destination generic/platform=watchOS

Build Log

========================================
RunAll
========================================
Builder version: 4.61.2
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/orchetect/OSCKit.git
Reference: main
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/orchetect/OSCKit
 * branch            main       -> FETCH_HEAD
 * [new branch]      main       -> origin/main
HEAD is now at 4db9f4b `OSCValueTagIdentity`: Updated inline docs
Cloned https://github.com/orchetect/OSCKit.git
Revision (git rev-parse @):
4db9f4b50d389f51d7b79a4ed6f1de0bb871f963
SPI manifest file found: $PWD/.spi.yml
SUCCESS checkout https://github.com/orchetect/OSCKit.git at main
========================================
Build
========================================
Selected platform:         watchOS
Swift version:             6.1
Building package at path:  $PWD
https://github.com/orchetect/OSCKit.git
https://github.com/orchetect/OSCKit.git
{
  "dependencies" : [
    {
      "identity" : "cocoaasyncsocket",
      "requirement" : {
        "range" : [
          {
            "lower_bound" : "7.0.0",
            "upper_bound" : "8.0.0"
          }
        ]
      },
      "type" : "sourceControl",
      "url" : "https://github.com/robbiehanson/CocoaAsyncSocket"
    },
    {
      "identity" : "swiftascii",
      "requirement" : {
        "range" : [
          {
            "lower_bound" : "1.1.5",
            "upper_bound" : "2.0.0"
          }
        ]
      },
      "type" : "sourceControl",
      "url" : "https://github.com/orchetect/SwiftASCII"
    },
    {
      "identity" : "swift-numerics",
      "requirement" : {
        "range" : [
          {
            "lower_bound" : "1.0.2",
            "upper_bound" : "2.0.0"
          }
        ]
      },
      "type" : "sourceControl",
      "url" : "https://github.com/apple/swift-numerics"
    }
  ],
  "manifest_display_name" : "OSCKit",
  "name" : "OSCKit",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
    {
      "name" : "macos",
      "version" : "10.15"
    },
    {
      "name" : "ios",
      "version" : "13.0"
    },
    {
      "name" : "tvos",
      "version" : "13.0"
    }
  ],
  "products" : [
    {
      "name" : "OSCKit",
      "targets" : [
        "OSCKit"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    },
    {
      "name" : "OSCKitCore",
      "targets" : [
        "OSCKitCore"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "OSCKitTests",
      "module_type" : "SwiftTarget",
      "name" : "OSCKitTests",
      "path" : "Tests/OSCKitTests",
      "sources" : [
        "OSCServer Tests.swift",
        "OSCSocket Tests.swift",
        "OSCTimeTag OSC 1.0 Tests.swift",
        "OSCTimeTag OSC 1.1 Tests.swift",
        "Object Access Tests.swift",
        "Test Utilities.swift"
      ],
      "target_dependencies" : [
        "OSCKit"
      ],
      "type" : "test"
    },
    {
      "c99name" : "OSCKitCoreTests",
      "module_type" : "SwiftTarget",
      "name" : "OSCKitCoreTests",
      "path" : "Tests/OSCKitCoreTests",
      "product_dependencies" : [
        "Numerics"
      ],
      "sources" : [
        "OSCAddressPattern/Component/Component Evaluate Tests.swift",
        "OSCAddressPattern/Component/Component Parse Tests.swift",
        "OSCAddressPattern/Component/Component Token Tests.swift",
        "OSCAddressPattern/OSCAddressPattern Tests.swift",
        "OSCAddressSpace/OSCAddressSpace Tests.swift",
        "OSCAddressSpace/OSCAddressSpace Utilities Tests.swift",
        "OSCBundle/OSCBundle Integrity Tests.swift",
        "OSCBundle/OSCBundle Tests.swift",
        "OSCBundle/OSCBundle rawData Tests.swift",
        "OSCMessage/OSCMessage Codable Tests.swift",
        "OSCMessage/OSCMessage Integrity Tests.swift",
        "OSCMessage/OSCMessage Tests.swift",
        "OSCMessage/OSCMessage rawData Tests.swift",
        "OSCObject/OSCObject Static Constructors Tests.swift",
        "OSCObject/OSCObject Tests.swift",
        "OSCObject/OSCObject rawData Tests.swift",
        "OSCTimeTag/OSCTimeTag Static Constructors Tests.swift",
        "OSCTimeTag/OSCTimeTag Tests.swift",
        "OSCValue/Extended Types/OSCArrayValue Tests.swift",
        "OSCValue/Extended Types/OSCImpulseValue Tests.swift",
        "OSCValue/Extended Types/OSCMIDIValue Tests.swift",
        "OSCValue/Extended Types/OSCNullValue Tests.swift",
        "OSCValue/Extended Types/OSCStringAltValue Tests.swift",
        "OSCValue/OSCValue CustomStringConvertible Tests.swift",
        "OSCValue/Opaque Types/AnyOSCNumberValue Tests.swift",
        "OSCValueCodable/OSCValueDecoder Read Tests.swift",
        "OSCValueToken/OSCValueToken Methods Tests.swift",
        "OSCValueToken/OSCValueToken Properties Tests.swift",
        "OSCValueToken/OSCValueToken Tests.swift",
        "OSCValues/Type Mask/OSCValues Type Mask Tests.swift",
        "Test Utilities.swift"
      ],
      "target_dependencies" : [
        "OSCKitCore"
      ],
      "type" : "test"
    },
    {
      "c99name" : "OSCKitCore",
      "module_type" : "SwiftTarget",
      "name" : "OSCKitCore",
      "path" : "Sources/OSCKitCore",
      "product_dependencies" : [
        "SwiftASCII"
      ],
      "product_memberships" : [
        "OSCKit",
        "OSCKitCore"
      ],
      "sources" : [
        "API Evolution/OSCKitCore-API-1.2.0.swift",
        "OSCAddressPattern/Component/Component Token.swift",
        "OSCAddressPattern/Component/Component evaluate.swift",
        "OSCAddressPattern/Component/Component parse.swift",
        "OSCAddressPattern/Component/Component.swift",
        "OSCAddressPattern/OSCAddressPattern Strings.swift",
        "OSCAddressPattern/OSCAddressPattern init.swift",
        "OSCAddressPattern/OSCAddressPattern.swift",
        "OSCAddressSpace/OSCAddressSpace MethodID.swift",
        "OSCAddressSpace/OSCAddressSpace Node.swift",
        "OSCAddressSpace/OSCAddressSpace Utilities.swift",
        "OSCAddressSpace/OSCAddressSpace.swift",
        "OSCBundle/OSCBundle Data Extensions.swift",
        "OSCBundle/OSCBundle init.swift",
        "OSCBundle/OSCBundle rawData.swift",
        "OSCBundle/OSCBundle.swift",
        "OSCKitCore.swift",
        "OSCMessage/OSCMessage Data Extensions.swift",
        "OSCMessage/OSCMessage init.swift",
        "OSCMessage/OSCMessage rawData.swift",
        "OSCMessage/OSCMessage.swift",
        "OSCObject/OSCObject Data Extensions.swift",
        "OSCObject/OSCObject Static Constructors.swift",
        "OSCObject/OSCObject.swift",
        "OSCObject/OSCObjectType.swift",
        "OSCSerialization/OSCSerialization.swift",
        "OSCSerialization/OSCSerializationError.swift",
        "OSCSerialization/OSCValueTagIdentity.swift",
        "OSCTimeTag/OSCTimeTag Codable.swift",
        "OSCTimeTag/OSCTimeTag Properties.swift",
        "OSCTimeTag/OSCTimeTag Static Constructors.swift",
        "OSCTimeTag/OSCTimeTag Utilities.swift",
        "OSCTimeTag/OSCTimeTag init.swift",
        "OSCTimeTag/OSCTimeTag.swift",
        "OSCValue/Core Types/Data (Blob).swift",
        "OSCValue/Core Types/Float32.swift",
        "OSCValue/Core Types/Int32.swift",
        "OSCValue/Core Types/String.swift",
        "OSCValue/Extended Types/Bool.swift",
        "OSCValue/Extended Types/Character.swift",
        "OSCValue/Extended Types/Double.swift",
        "OSCValue/Extended Types/Int64.swift",
        "OSCValue/Extended Types/OSCArrayValue.swift",
        "OSCValue/Extended Types/OSCImpulseValue.swift",
        "OSCValue/Extended Types/OSCMIDIValue.swift",
        "OSCValue/Extended Types/OSCNullValue.swift",
        "OSCValue/Extended Types/OSCStringAltValue.swift",
        "OSCValue/Extended Types/OSCTimeTag OSCValue.swift",
        "OSCValue/Interpolated Types/BinaryFloatingPoint.swift",
        "OSCValue/Interpolated Types/BinaryInteger.swift",
        "OSCValue/OSCInterpolatedValue.swift",
        "OSCValue/OSCValue.swift",
        "OSCValue/Opaque Types/AnyOSCNumberValue.swift",
        "OSCValue/Opaque Types/OSCNumberValueBase.swift",
        "OSCValueCodable/OSCDecodeError.swift",
        "OSCValueCodable/OSCEncodeError.swift",
        "OSCValueCodable/OSCMessageDecoder.swift",
        "OSCValueCodable/OSCMessageEncoder.swift",
        "OSCValueCodable/OSCValueCodable.swift",
        "OSCValueCodable/OSCValueDecodable.swift",
        "OSCValueCodable/OSCValueDecoder.swift",
        "OSCValueCodable/OSCValueDecoderBlock.swift",
        "OSCValueCodable/OSCValueEncodable.swift",
        "OSCValueCodable/OSCValueEncoderBlock.swift",
        "OSCValueMaskable/OSCValueMaskError.swift",
        "OSCValueMaskable/OSCValueMaskable.swift",
        "OSCValueMaskable/OSCValues Mask Methods.swift",
        "OSCValueToken/OSCValueToken Methods.swift",
        "OSCValueToken/OSCValueToken.swift",
        "OSCValues/OSCValues.swift",
        "OSCValues/Type Mask/OSCValues Type Mask 1 Value.swift",
        "OSCValues/Type Mask/OSCValues Type Mask 10 Values.swift",
        "OSCValues/Type Mask/OSCValues Type Mask 2 Values.swift",
        "OSCValues/Type Mask/OSCValues Type Mask 3 Values.swift",
        "OSCValues/Type Mask/OSCValues Type Mask 4 Values.swift",
        "OSCValues/Type Mask/OSCValues Type Mask 5 Values.swift",
        "OSCValues/Type Mask/OSCValues Type Mask 6 Values.swift",
        "OSCValues/Type Mask/OSCValues Type Mask 7 Values.swift",
        "OSCValues/Type Mask/OSCValues Type Mask 8 Values.swift",
        "OSCValues/Type Mask/OSCValues Type Mask 9 Values.swift",
        "OSCValues/Type Mask/OSCValues Type Mask Helpers.swift",
        "Utilities/Concurrency Extensions.swift",
        "Utilities/Date Extensions.swift",
        "Utilities/Hex and Binary String.swift",
        "Utilities/Optional.swift",
        "Utilities/Outsourced/CharacterSet.swift",
        "Utilities/Outsourced/Collections.swift",
        "Utilities/Outsourced/Data.swift",
        "Utilities/Outsourced/FloatingPoint and Darwin.swift",
        "Utilities/Outsourced/Integers.swift",
        "Utilities/Outsourced/Protocols.swift",
        "Utilities/Outsourced/String and CharacterSet.swift",
        "Utilities/Outsourced/String and Foundation.swift",
        "Utilities/String Extensions.swift"
      ],
      "type" : "library"
    },
    {
      "c99name" : "OSCKit",
      "module_type" : "SwiftTarget",
      "name" : "OSCKit",
      "path" : "Sources/OSCKit",
      "product_dependencies" : [
        "CocoaAsyncSocket"
      ],
      "product_memberships" : [
        "OSCKit"
      ],
      "sources" : [
        "API Evolution/OSCKit-API-0.5.0.swift",
        "API Evolution/OSCKit-API-1.0.1.swift",
        "API Evolution/OSCKit-API-1.2.0.swift",
        "OSCClient.swift",
        "OSCHandlerBlock.swift",
        "OSCKit.swift",
        "OSCServer.swift",
        "OSCServerProtocol.swift",
        "OSCServerUDPDelegate.swift",
        "OSCSocket.swift",
        "OSCTimeTagMode.swift"
      ],
      "target_dependencies" : [
        "OSCKitCore"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "5.9"
}
Command line invocation:
    /Applications/Xcode-16.3.0.app/Contents/Developer/usr/bin/xcodebuild -IDEClonedSourcePackagesDirPathOverride=/Users/admin/builder/spi-builder-workspace/.dependencies -resolvePackageDependencies
Resolve Package Graph
Fetching from https://github.com/orchetect/SwiftASCII
Fetching from https://github.com/apple/swift-numerics (cached)
Fetching from https://github.com/robbiehanson/CocoaAsyncSocket
Creating working copy of package ‘CocoaAsyncSocket’
Checking out 7.6.5 of package ‘CocoaAsyncSocket’
Creating working copy of package ‘swift-numerics’
Checking out 1.0.3 of package ‘swift-numerics’
Creating working copy of package ‘SwiftASCII’
Checking out 1.1.5 of package ‘SwiftASCII’
Resolve Package Graph
Resolved source packages:
  CocoaAsyncSocket: https://github.com/robbiehanson/CocoaAsyncSocket @ 7.6.5
  OSCKit: /Users/admin/builder/spi-builder-workspace
  swift-numerics: https://github.com/apple/swift-numerics @ 1.0.3
  SwiftASCII: https://github.com/orchetect/SwiftASCII @ 1.1.5
resolved source packages: CocoaAsyncSocket, OSCKit, swift-numerics, SwiftASCII
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-16.3.0.app xcrun xcodebuild -IDEClonedSourcePackagesDirPathOverride=$PWD/.dependencies -skipMacroValidation -skipPackagePluginValidation -derivedDataPath $PWD/.derivedData build -scheme NOT-SUPPORTED -destination generic/platform=watchOS 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 NOT-SUPPORTED -destination generic/platform=watchOS "OTHER_SWIFT_FLAGS=-stats-output-dir .stats -strict-concurrency=complete -enable-upcoming-feature StrictConcurrency -enable-upcoming-feature DisableOutwardActorInference -enable-upcoming-feature GlobalActorIsolatedTypesUsability -enable-upcoming-feature InferSendableFromCaptures"
Build settings from command line:
    OTHER_SWIFT_FLAGS = -stats-output-dir .stats -strict-concurrency=complete -enable-upcoming-feature StrictConcurrency -enable-upcoming-feature DisableOutwardActorInference -enable-upcoming-feature GlobalActorIsolatedTypesUsability -enable-upcoming-feature InferSendableFromCaptures
Resolve Package Graph
Resolve Package Graph
Resolved source packages:
  OSCKit: /Users/admin/builder/spi-builder-workspace
  swift-numerics: https://github.com/apple/swift-numerics @ 1.0.3
  CocoaAsyncSocket: https://github.com/robbiehanson/CocoaAsyncSocket @ 7.6.5
  SwiftASCII: https://github.com/orchetect/SwiftASCII @ 1.1.5
2025-05-01 00:08:37.542 xcodebuild[811:4164] Writing error result bundle to /var/folders/5k/5yc19ymj0jqd5v0zvgfqz0xw0000gn/T/ResultBundle_2025-01-05_00-08-0037.xcresult
xcodebuild: error: The workspace named "spi-builder-workspace" does not contain a scheme named "NOT-SUPPORTED". The "-list" option can be used to find the names of the schemes in the workspace.
Command line invocation:
    /Applications/Xcode-16.3.0.app/Contents/Developer/usr/bin/xcodebuild -IDEClonedSourcePackagesDirPathOverride=/Users/admin/builder/spi-builder-workspace/.dependencies -resolvePackageDependencies
Resolve Package Graph
Resolved source packages:
  swift-numerics: https://github.com/apple/swift-numerics @ 1.0.3
  OSCKit: /Users/admin/builder/spi-builder-workspace
  CocoaAsyncSocket: https://github.com/robbiehanson/CocoaAsyncSocket @ 7.6.5
  SwiftASCII: https://github.com/orchetect/SwiftASCII @ 1.1.5
resolved source packages: swift-numerics, OSCKit, CocoaAsyncSocket, SwiftASCII
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-16.3.0.app xcrun xcodebuild -IDEClonedSourcePackagesDirPathOverride=$PWD/.dependencies -skipMacroValidation -skipPackagePluginValidation -derivedDataPath $PWD/.derivedData build -scheme NOT-SUPPORTED -destination generic/platform=watchOS
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 NOT-SUPPORTED -destination generic/platform=watchOS
Resolve Package Graph
Resolved source packages:
  OSCKit: /Users/admin/builder/spi-builder-workspace
  SwiftASCII: https://github.com/orchetect/SwiftASCII @ 1.1.5
  swift-numerics: https://github.com/apple/swift-numerics @ 1.0.3
  CocoaAsyncSocket: https://github.com/robbiehanson/CocoaAsyncSocket @ 7.6.5
2025-05-01 00:08:39.213 xcodebuild[841:4335] Writing error result bundle to /var/folders/5k/5yc19ymj0jqd5v0zvgfqz0xw0000gn/T/ResultBundle_2025-01-05_00-08-0039.xcresult
xcodebuild: error: The workspace named "spi-builder-workspace" does not contain a scheme named "NOT-SUPPORTED". The "-list" option can be used to find the names of the schemes in the workspace.
BUILD FAILURE 6.1 watchOS