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

Successful build of DurationParseStrategy, reference 1.0.1 (569d99), with Swift 6.1 for macOS (SPM) on 27 Apr 2025 15:13:10 UTC.

Swift 6 data race errors: 1

Build Command

env DEVELOPER_DIR=/Applications/Xcode-16.3.0.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

Build Log

========================================
RunAll
========================================
Builder version: 4.61.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/kkla320/DurationParseStrategy.git
Reference: 1.0.1
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/kkla320/DurationParseStrategy
 * tag               1.0.1      -> FETCH_HEAD
HEAD is now at 569d993 Merge pull request #1 from kkla320/fix/LocaleWithCountryCode
Cloned https://github.com/kkla320/DurationParseStrategy.git
Revision (git rev-parse @):
569d993ad5c7bb1a9539a9a3c82cbae051e0b712
SUCCESS checkout https://github.com/kkla320/DurationParseStrategy.git at 1.0.1
Fetching https://github.com/pointfreeco/swift-case-paths from cache
Fetching https://github.com/pointfreeco/xctest-dynamic-overlay from cache
Fetching https://github.com/pointfreeco/swift-parsing.git from cache
Fetched https://github.com/pointfreeco/swift-parsing.git from cache (0.57s)
Computing version for https://github.com/pointfreeco/swift-parsing.git
Fetched https://github.com/pointfreeco/swift-case-paths from cache (0.57s)
Fetched https://github.com/pointfreeco/xctest-dynamic-overlay from cache (0.57s)
Computed https://github.com/pointfreeco/swift-parsing.git at 0.12.1 (1.52s)
Computing version for https://github.com/pointfreeco/swift-case-paths
Computed https://github.com/pointfreeco/swift-case-paths at 0.14.1 (0.60s)
Computing version for https://github.com/pointfreeco/xctest-dynamic-overlay
Computed https://github.com/pointfreeco/xctest-dynamic-overlay at 0.8.5 (0.60s)
Creating working copy for https://github.com/pointfreeco/swift-parsing.git
Working copy of https://github.com/pointfreeco/swift-parsing.git resolved at 0.12.1
Creating working copy for https://github.com/pointfreeco/swift-case-paths
Working copy of https://github.com/pointfreeco/swift-case-paths resolved at 0.14.1
Creating working copy for https://github.com/pointfreeco/xctest-dynamic-overlay
Working copy of https://github.com/pointfreeco/xctest-dynamic-overlay resolved at 0.8.5
========================================
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": "durationparsestrategy",
      "name": "DurationParseStrategy",
      "url": "https://github.com/kkla320/DurationParseStrategy.git",
      "version": "unspecified",
      "path": "/Users/admin/builder/spi-builder-workspace/.resolve-product-dependencies/.build/checkouts/DurationParseStrategy",
      "dependencies": [
        {
          "identity": "swift-parsing",
          "name": "swift-parsing",
          "url": "https://github.com/pointfreeco/swift-parsing.git",
          "version": "0.14.1",
          "path": "/Users/admin/builder/spi-builder-workspace/.resolve-product-dependencies/.build/checkouts/swift-parsing",
          "dependencies": [
            {
              "identity": "swift-case-paths",
              "name": "swift-case-paths",
              "url": "https://github.com/pointfreeco/swift-case-paths",
              "version": "1.7.0",
              "path": "/Users/admin/builder/spi-builder-workspace/.resolve-product-dependencies/.build/checkouts/swift-case-paths",
              "dependencies": [
                {
                  "identity": "swift-syntax",
                  "name": "swift-syntax",
                  "url": "https://github.com/swiftlang/swift-syntax",
                  "version": "601.0.1",
                  "path": "/Users/admin/builder/spi-builder-workspace/.resolve-product-dependencies/.build/checkouts/swift-syntax",
                  "dependencies": [
                  ]
                },
                {
                  "identity": "xctest-dynamic-overlay",
                  "name": "xctest-dynamic-overlay",
                  "url": "https://github.com/pointfreeco/xctest-dynamic-overlay",
                  "version": "1.5.2",
                  "path": "/Users/admin/builder/spi-builder-workspace/.resolve-product-dependencies/.build/checkouts/xctest-dynamic-overlay",
                  "dependencies": [
                  ]
                }
              ]
            }
          ]
        }
      ]
    }
  ]
}
Fetching https://github.com/kkla320/DurationParseStrategy.git
[1/46] Fetching durationparsestrategy
Fetched https://github.com/kkla320/DurationParseStrategy.git from cache (0.65s)
Fetching https://github.com/pointfreeco/swift-parsing.git from cache
Fetched https://github.com/pointfreeco/swift-parsing.git from cache (0.54s)
Computing version for https://github.com/pointfreeco/swift-parsing.git
Computed https://github.com/pointfreeco/swift-parsing.git at 0.14.1 (1.03s)
Fetching https://github.com/pointfreeco/swift-case-paths from cache
Fetched https://github.com/pointfreeco/swift-case-paths from cache (0.45s)
Computing version for https://github.com/pointfreeco/swift-case-paths
Computed https://github.com/pointfreeco/swift-case-paths at 1.7.0 (1.13s)
Fetching https://github.com/pointfreeco/xctest-dynamic-overlay from cache
Fetching https://github.com/swiftlang/swift-syntax from cache
Fetched https://github.com/pointfreeco/xctest-dynamic-overlay from cache (0.44s)
Fetched https://github.com/swiftlang/swift-syntax from cache (0.97s)
Computing version for https://github.com/pointfreeco/xctest-dynamic-overlay
Computed https://github.com/pointfreeco/xctest-dynamic-overlay at 1.5.2 (1.45s)
Computing version for https://github.com/swiftlang/swift-syntax
Computed https://github.com/swiftlang/swift-syntax at 601.0.1 (0.64s)
Creating working copy for https://github.com/pointfreeco/swift-case-paths
Working copy of https://github.com/pointfreeco/swift-case-paths resolved at 1.7.0
Creating working copy for https://github.com/swiftlang/swift-syntax
Working copy of https://github.com/swiftlang/swift-syntax resolved at 601.0.1
Creating working copy for https://github.com/kkla320/DurationParseStrategy.git
Working copy of https://github.com/kkla320/DurationParseStrategy.git resolved at 1.0.1 (569d993)
Creating working copy for https://github.com/pointfreeco/swift-parsing.git
Working copy of https://github.com/pointfreeco/swift-parsing.git resolved at 0.14.1
Creating working copy for https://github.com/pointfreeco/xctest-dynamic-overlay
Working copy of https://github.com/pointfreeco/xctest-dynamic-overlay resolved at 1.5.2
warning: '.resolve-product-dependencies': dependency 'durationparsestrategy' is not used by any target
Found 1 product dependencies
  - swift-parsing
========================================
Build
========================================
Selected platform:         macosSpm
Swift version:             6.1
Building package at path:  $PWD
https://github.com/kkla320/DurationParseStrategy.git
https://github.com/kkla320/DurationParseStrategy.git
{
  "default_localization" : "en",
  "dependencies" : [
    {
      "identity" : "swift-parsing",
      "requirement" : {
        "range" : [
          {
            "lower_bound" : "0.12.1",
            "upper_bound" : "1.0.0"
          }
        ]
      },
      "type" : "sourceControl",
      "url" : "https://github.com/pointfreeco/swift-parsing.git"
    }
  ],
  "manifest_display_name" : "DurationParseStrategy",
  "name" : "DurationParseStrategy",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
    {
      "name" : "macos",
      "version" : "13.0"
    },
    {
      "name" : "ios",
      "version" : "15.0"
    },
    {
      "name" : "tvos",
      "version" : "15.0"
    },
    {
      "name" : "watchos",
      "version" : "8.0"
    }
  ],
  "products" : [
    {
      "name" : "DurationParseStrategy",
      "targets" : [
        "DurationParseStrategy"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "DurationParseStrategyTests",
      "module_type" : "SwiftTarget",
      "name" : "DurationParseStrategyTests",
      "path" : "Tests/DurationParseStrategyTests",
      "sources" : [
        "DurationParseStrategyTests.swift"
      ],
      "target_dependencies" : [
        "DurationParseStrategy"
      ],
      "type" : "test"
    },
    {
      "c99name" : "DurationParseStrategy",
      "module_type" : "SwiftTarget",
      "name" : "DurationParseStrategy",
      "path" : "Sources/DurationParseStrategy",
      "product_dependencies" : [
        "Parsing"
      ],
      "product_memberships" : [
        "DurationParseStrategy"
      ],
      "resources" : [
        {
          "path" : "/Users/admin/builder/spi-builder-workspace/Sources/DurationParseStrategy/Resources/de.lproj/Localizable.strings",
          "rule" : {
            "process" : {
              "localization" : "de"
            }
          }
        },
        {
          "path" : "/Users/admin/builder/spi-builder-workspace/Sources/DurationParseStrategy/Resources/en.lproj/Localizable.strings",
          "rule" : {
            "process" : {
              "localization" : "en"
            }
          }
        }
      ],
      "sources" : [
        "Bundle+localizedBundle.swift",
        "DateComponents+DurationParseStrategy.swift",
        "Locale+default.swift",
        "Locale+symbols.swift",
        "Parsers/DateComponentParser.swift",
        "Parsers/DateComponentsParser.swift"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "5.8"
}
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-16.3.0.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...
[0/8] Write sources
[2/8] Copying Localizable.strings
[3/8] Write sources
[3/8] Copying Info.plist
[3/8] Copying Localizable.strings
[3/8] Write sources
[7/8] Write swift-version-2F0A5646E1D333AE.txt
[9/17] Compiling XCTestDynamicOverlay XCTIsTesting.swift
[10/17] Compiling XCTestDynamicOverlay XCTFail.swift
[11/17] Compiling XCTestDynamicOverlay Unimplemented.swift
[12/17] Compiling XCTestDynamicOverlay XCTCurrentTestCase.swift
[13/17] Compiling XCTestDynamicOverlay GeneratePlaceholder.swift
[14/17] Compiling XCTestDynamicOverlay Deprecations.swift
[15/17] Emitting module XCTestDynamicOverlay
[16/17] Compiling XCTestDynamicOverlay DefaultInitializable.swift
[17/17] Compiling XCTestDynamicOverlay RuntimeWarnings.swift
[18/25] Compiling CasePaths Operators.swift
[19/25] Compiling CasePaths TypeName.swift
[20/25] Compiling CasePaths OpenExistential.swift
[21/25] Compiling CasePaths XCTUnwrap.swift
[22/25] Compiling CasePaths CasePath.swift
[23/25] Compiling CasePaths CasePaths.swift
[24/25] Emitting module CasePaths
[25/25] Compiling CasePaths EnumReflection.swift
[26/94] Compiling Parsing Not.swift
[27/94] Compiling Parsing OneOf.swift
[28/94] Compiling Parsing OneOfMany.swift
[29/94] Compiling Parsing Optional.swift
[30/94] Compiling Parsing Optionally.swift
[31/94] Compiling Parsing Parse.swift
[32/94] Compiling Parsing ParseableFormatStyle.swift
[33/101] Compiling Parsing Peek.swift
[34/101] Compiling Parsing Pipe.swift
[35/101] Compiling Parsing Prefix.swift
[36/101] Compiling Parsing PrefixThrough.swift
[37/101] Compiling Parsing PrefixUpTo.swift
[38/101] Compiling Parsing Printing.swift
[39/101] Compiling Parsing Pullback.swift
[40/101] Compiling Parsing OneOfBuilder.swift
[41/101] Compiling Parsing ParserBuilder.swift
[42/101] Compiling Parsing Conversion.swift
[43/101] Compiling Parsing AnyConversion.swift
[44/101] Compiling Parsing BinaryFloatingPoint.swift
[45/101] Compiling Parsing ConversionMap.swift
[46/101] Compiling Parsing Conversions.swift
[47/101] Compiling Parsing Data.swift
[48/101] Compiling Parsing ReplaceError.swift
[49/101] Compiling Parsing Rest.swift
[50/101] Compiling Parsing Skip.swift
[51/101] Compiling Parsing StartsWith.swift
[52/101] Compiling Parsing UUID.swift
[53/101] Compiling Parsing Whitespace.swift
[54/101] Compiling Parsing AnyParser.swift
[55/101] Compiling Parsing Parser.swift
[56/101] Compiling Parsing ParserPrinter.swift
[57/101] Compiling Parsing Always.swift
[58/101] Compiling Parsing AnyParserPrinter.swift
[59/101] Compiling Parsing Backtracking.swift
[60/101] Compiling Parsing Bool.swift
[61/101] Compiling Parsing CaseIterableRawRepresentable.swift
[62/101] Compiling Parsing CharacterSet.swift
[63/101] Compiling Parsing String.swift
[64/101] Compiling Parsing Substring.swift
[65/101] Compiling Parsing UTF8View.swift
[66/101] Compiling Parsing ConvertingError.swift
[67/101] Compiling Parsing CountingRange.swift
[68/101] Compiling Parsing EmptyInitializable.swift
[69/101] Compiling Parsing AnyEquatable.swift
[70/101] Compiling Parsing Deprecations.swift
[71/101] Compiling Parsing Conditional.swift
[72/101] Compiling Parsing Consumed.swift
[73/101] Compiling Parsing Digits.swift
[74/101] Compiling Parsing End.swift
[75/101] Compiling Parsing Fail.swift
[76/101] Compiling Parsing Filter.swift
[77/101] Compiling Parsing First.swift
[78/101] Compiling Parsing Float.swift
[79/101] Compiling Parsing Enum.swift
[80/101] Compiling Parsing FixedWidthInteger.swift
[81/101] Compiling Parsing Identity.swift
[82/101] Compiling Parsing JSON.swift
[83/101] Compiling Parsing LosslessStringConvertible.swift
[84/101] Compiling Parsing Memberwise.swift
[85/101] Compiling Parsing ParseableFormatStyleConversion.swift
[86/101] Compiling Parsing RawRepresentable.swift
[87/101] Compiling Parsing From.swift
[88/101] Compiling Parsing Int.swift
[89/101] Compiling Parsing Lazy.swift
[90/101] Compiling Parsing Literal.swift
[91/101] Compiling Parsing Many.swift
[92/101] Compiling Parsing Map.swift
[93/101] Compiling Parsing Newline.swift
[94/101] Emitting module Parsing
[95/101] Compiling Parsing CompactMap.swift
[96/101] Compiling Parsing FlatMap.swift
[97/101] Compiling Parsing Parsers.swift
[98/101] Compiling Parsing Stream.swift
[99/101] Compiling Parsing ParsingError.swift
[100/101] Compiling Parsing PrependableCollection.swift
[101/101] Compiling Parsing PrintingError.swift
[102/109] Compiling DurationParseStrategy Locale+symbols.swift
[103/109] Compiling DurationParseStrategy resource_bundle_accessor.swift
[104/109] Compiling DurationParseStrategy DateComponentsParser.swift
[105/109] Compiling DurationParseStrategy DateComponents+DurationParseStrategy.swift
[106/109] Compiling DurationParseStrategy Locale+default.swift
/Users/admin/builder/spi-builder-workspace/Sources/DurationParseStrategy/Locale+default.swift:4:16: warning: static property 'default' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
2 |
3 | extension Locale {
4 |     static var `default` = Locale(identifier: "en")
  |                |- warning: static property 'default' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
  |                |- note: convert 'default' to a 'let' constant to make 'Sendable' shared state immutable
  |                |- note: add '@MainActor' to make static property 'default' part of global actor 'MainActor'
  |                `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
5 | }
6 |
[107/109] Emitting module DurationParseStrategy
/Users/admin/builder/spi-builder-workspace/Sources/DurationParseStrategy/Locale+default.swift:4:16: warning: static property 'default' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
2 |
3 | extension Locale {
4 |     static var `default` = Locale(identifier: "en")
  |                |- warning: static property 'default' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
  |                |- note: convert 'default' to a 'let' constant to make 'Sendable' shared state immutable
  |                |- note: add '@MainActor' to make static property 'default' part of global actor 'MainActor'
  |                `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
5 | }
6 |
[108/109] Compiling DurationParseStrategy Bundle+localizedBundle.swift
[109/109] Compiling DurationParseStrategy DateComponentParser.swift
Build complete! (12.08s)
Build complete.
{
  "default_localization" : "en",
  "dependencies" : [
    {
      "identity" : "swift-parsing",
      "requirement" : {
        "range" : [
          {
            "lower_bound" : "0.12.1",
            "upper_bound" : "1.0.0"
          }
        ]
      },
      "type" : "sourceControl",
      "url" : "https://github.com/pointfreeco/swift-parsing.git"
    }
  ],
  "manifest_display_name" : "DurationParseStrategy",
  "name" : "DurationParseStrategy",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
    {
      "name" : "macos",
      "version" : "13.0"
    },
    {
      "name" : "ios",
      "version" : "15.0"
    },
    {
      "name" : "tvos",
      "version" : "15.0"
    },
    {
      "name" : "watchos",
      "version" : "8.0"
    }
  ],
  "products" : [
    {
      "name" : "DurationParseStrategy",
      "targets" : [
        "DurationParseStrategy"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "DurationParseStrategyTests",
      "module_type" : "SwiftTarget",
      "name" : "DurationParseStrategyTests",
      "path" : "Tests/DurationParseStrategyTests",
      "sources" : [
        "DurationParseStrategyTests.swift"
      ],
      "target_dependencies" : [
        "DurationParseStrategy"
      ],
      "type" : "test"
    },
    {
      "c99name" : "DurationParseStrategy",
      "module_type" : "SwiftTarget",
      "name" : "DurationParseStrategy",
      "path" : "Sources/DurationParseStrategy",
      "product_dependencies" : [
        "Parsing"
      ],
      "product_memberships" : [
        "DurationParseStrategy"
      ],
      "resources" : [
        {
          "path" : "/Users/admin/builder/spi-builder-workspace/Sources/DurationParseStrategy/Resources/de.lproj/Localizable.strings",
          "rule" : {
            "process" : {
              "localization" : "de"
            }
          }
        },
        {
          "path" : "/Users/admin/builder/spi-builder-workspace/Sources/DurationParseStrategy/Resources/en.lproj/Localizable.strings",
          "rule" : {
            "process" : {
              "localization" : "en"
            }
          }
        }
      ],
      "sources" : [
        "Bundle+localizedBundle.swift",
        "DateComponents+DurationParseStrategy.swift",
        "Locale+default.swift",
        "Locale+symbols.swift",
        "Parsers/DateComponentParser.swift",
        "Parsers/DateComponentsParser.swift"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "5.8"
}
Done.