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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 Bivrost, reference 0.0.4 (339701), with Swift 6.1 for Linux on 25 Apr 2025 07:53:01 UTC.

Build Command

bash -c docker run --pull=always --rm -v "checkouts-4609320-0":/host -w "$PWD" registry.gitlab.com/finestructure/spi-images:basic-6.1-latest swift build --triple x86_64-unknown-linux-gnu 2>&1

Build Log

========================================
RunAll
========================================
Builder version: 4.61.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/gnosis/bivrost-swift.git
Reference: 0.0.4
Initialized empty Git repository in /host/spi-builder-workspace/.git/
hint: Using 'master' as the name for the initial branch. This default branch name
hint: is subject to change. To configure the initial branch name to use in all
hint: of your new repositories, which will suppress this warning, call:
hint:
hint: 	git config --global init.defaultBranch <name>
hint:
hint: Names commonly chosen instead of 'master' are 'main', 'trunk' and
hint: 'development'. The just-created branch can be renamed via this command:
hint:
hint: 	git branch -m <name>
From https://github.com/gnosis/bivrost-swift
 * tag               0.0.4      -> FETCH_HEAD
HEAD is now at 339701f Small fixes. (#11)
Cloned https://github.com/gnosis/bivrost-swift.git
Revision (git rev-parse @):
339701fea3d070e07cb89b8b9a594a63aef18966
SUCCESS checkout https://github.com/gnosis/bivrost-swift.git at 0.0.4
========================================
Build
========================================
Selected platform:         linux
Swift version:             6.1
Building package at path:  $PWD
https://github.com/gnosis/bivrost-swift.git
https://github.com/gnosis/bivrost-swift.git
WARNING: environment variable SUPPRESS_SWIFT_6_FLAGS is not set
{
  "dependencies" : [
    {
      "identity" : "cryptoswift",
      "requirement" : {
        "range" : [
          {
            "lower_bound" : "0.8.0",
            "upper_bound" : "0.9.0"
          }
        ]
      },
      "type" : "sourceControl",
      "url" : "https://github.com/krzyzanowskim/CryptoSwift"
    },
    {
      "identity" : "bigint",
      "requirement" : {
        "range" : [
          {
            "lower_bound" : "3.0.0",
            "upper_bound" : "4.0.0"
          }
        ]
      },
      "type" : "sourceControl",
      "url" : "https://github.com/attaswift/BigInt.git"
    },
    {
      "identity" : "nimble",
      "requirement" : {
        "range" : [
          {
            "lower_bound" : "7.0.2",
            "upper_bound" : "7.1.0"
          }
        ]
      },
      "type" : "sourceControl",
      "url" : "https://github.com/Quick/Nimble.git"
    },
    {
      "identity" : "quick",
      "requirement" : {
        "range" : [
          {
            "lower_bound" : "1.2.0",
            "upper_bound" : "1.3.0"
          }
        ]
      },
      "type" : "sourceControl",
      "url" : "https://github.com/Quick/Quick.git"
    },
    {
      "identity" : "commander",
      "requirement" : {
        "revision" : [
          "e0cbee1bd73778c1076c675eaf660e97d09f3b32"
        ]
      },
      "type" : "sourceControl",
      "url" : "https://github.com/kylef/Commander.git"
    },
    {
      "identity" : "pathkit",
      "requirement" : {
        "branch" : [
          "master"
        ]
      },
      "type" : "sourceControl",
      "url" : "https://github.com/PoissonBallon/PathKit.git"
    },
    {
      "identity" : "stencil",
      "requirement" : {
        "branch" : [
          "master"
        ]
      },
      "type" : "sourceControl",
      "url" : "https://github.com/zweigraf/Stencil.git"
    },
    {
      "identity" : "stencilswiftkit",
      "requirement" : {
        "revision" : [
          "82a0099e5c446348692a2ba40ffbba980c6b8898"
        ]
      },
      "type" : "sourceControl",
      "url" : "https://github.com/zweigraf/StencilSwiftKit.git"
    }
  ],
  "manifest_display_name" : "Bivrost",
  "name" : "Bivrost",
  "path" : "/host/spi-builder-workspace",
  "platforms" : [
  ],
  "products" : [
    {
      "name" : "bivrost",
      "targets" : [
        "Bivrost"
      ],
      "type" : {
        "executable" : null
      }
    },
    {
      "name" : "BivrostKit",
      "targets" : [
        "BivrostKit"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    },
    {
      "name" : "BivrostHelper",
      "targets" : [
        "BivrostHelper"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "swift_languages_versions" : [
    "4"
  ],
  "targets" : [
    {
      "c99name" : "BivrostKitTests",
      "module_type" : "SwiftTarget",
      "name" : "BivrostKitTests",
      "path" : "Tests/BivrostKitTests",
      "product_dependencies" : [
        "Quick",
        "Nimble"
      ],
      "sources" : [
        "Assets.swift",
        "ContractParserSpec.swift",
        "ContractTemplateModelSpec.swift",
        "ElementJsonParserSpec.swift",
        "ParameterParserSpec.swift"
      ],
      "target_dependencies" : [
        "BivrostKit"
      ],
      "type" : "test"
    },
    {
      "c99name" : "BivrostKit",
      "module_type" : "SwiftTarget",
      "name" : "BivrostKit",
      "path" : "Sources/BivrostKit",
      "product_dependencies" : [
        "CryptoSwift",
        "BigInt",
        "Stencil",
        "StencilSwiftKit",
        "PathKit"
      ],
      "product_memberships" : [
        "bivrost",
        "BivrostKit"
      ],
      "sources" : [
        "BivrostKit.swift",
        "Generating/AuxWriter.swift",
        "Generating/ContractGenerator.swift",
        "Generating/ContractTemplateModel.swift",
        "Generating/ContractWriter.swift",
        "Generating/FileTool.swift",
        "Generating/SequenceExtension.swift",
        "Generating/Templates/ArrayXTemplate.swift",
        "Generating/Templates/BytesXTemplate.swift",
        "Generating/Templates/ContractTemplate.swift",
        "Generating/Templates/IntXTemplate.swift",
        "Generating/Templates/Templates.swift",
        "Generating/Templates/UIntXTemplate.swift",
        "Generating/TypeGenerator.swift",
        "Generating/TypeWriter.swift",
        "Parsing/AbiValidating.swift",
        "Parsing/Contract.swift",
        "Parsing/ContractParser.swift",
        "Parsing/ElementJsonParser.swift",
        "Parsing/JsonKey.swift",
        "Parsing/ParameterParser.swift",
        "Parsing/ParsingError.swift",
        "Parsing/StringExtension.swift"
      ],
      "type" : "library"
    },
    {
      "c99name" : "BivrostHelperTests",
      "module_type" : "SwiftTarget",
      "name" : "BivrostHelperTests",
      "path" : "Tests/BivrostHelperTests",
      "product_dependencies" : [
        "Quick",
        "Nimble"
      ],
      "sources" : [
        "Assets.swift",
        "BaseDecoderSpec.swift",
        "SolidityTypesSpec.swift"
      ],
      "target_dependencies" : [
        "BivrostHelper"
      ],
      "type" : "test"
    },
    {
      "c99name" : "BivrostHelper",
      "module_type" : "SwiftTarget",
      "name" : "BivrostHelper",
      "path" : "Sources/BivrostHelper",
      "product_dependencies" : [
        "BigInt"
      ],
      "product_memberships" : [
        "BivrostHelper"
      ],
      "sources" : [
        "BivrostError.swift",
        "Coding/BaseDecoder.swift",
        "Coding/BaseEncoder.swift",
        "Extensions/BigIntExtension.swift",
        "Extensions/DataExtension.swift",
        "Extensions/StringExtension.swift",
        "Generated Types/ArrayX-Generated.swift",
        "Generated Types/BytesX-Generated.swift",
        "Generated Types/IntX-Generated.swift",
        "Generated Types/UIntX-Generated.swift",
        "Protocols/DynamicType.swift",
        "Protocols/SolidityCodable.swift",
        "Protocols/SolidityFunction.swift",
        "Protocols/StaticType.swift",
        "Types/Address.swift",
        "Types/ArrayX.swift",
        "Types/Bool.swift",
        "Types/Bytes.swift",
        "Types/BytesX.swift",
        "Types/Function.swift",
        "Types/IntX.swift",
        "Types/Solidity.swift",
        "Types/String.swift",
        "Types/UIntX.swift",
        "Types/VariableArray.swift"
      ],
      "type" : "library"
    },
    {
      "c99name" : "Bivrost",
      "module_type" : "SwiftTarget",
      "name" : "Bivrost",
      "path" : "Sources/Bivrost",
      "product_dependencies" : [
        "Commander",
        "PathKit"
      ],
      "product_memberships" : [
        "bivrost"
      ],
      "sources" : [
        "main.swift"
      ],
      "target_dependencies" : [
        "BivrostKit"
      ],
      "type" : "executable"
    }
  ],
  "tools_version" : "4.0"
}
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-4609320-0":/host -w "$PWD" registry.gitlab.com/finestructure/spi-images:basic-6.1-latest swift build --triple x86_64-unknown-linux-gnu -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 2>&1
basic-6.1-latest: Pulling from finestructure/spi-images
Digest: sha256:3bdcac04179f4ed3e5b8e9dbd6e74bbf5ebc0f4fde48bbaad7d1e5c757e65bcb
Status: Image is up to date for registry.gitlab.com/finestructure/spi-images:basic-6.1-latest
Fetching https://github.com/kylef/Commander.git
[16/1588] Fetching commander
Fetched https://github.com/kylef/Commander.git from cache (0.25s)
Fetching https://github.com/PoissonBallon/PathKit.git
[1/662] Fetching pathkit
Fetched https://github.com/PoissonBallon/PathKit.git from cache (1.01s)
Fetching https://github.com/zweigraf/Stencil.git
[1/1750] Fetching stencil
Fetched https://github.com/zweigraf/Stencil.git from cache (0.18s)
Fetching https://github.com/zweigraf/StencilSwiftKit.git
[1/1276] Fetching stencilswiftkit
Fetched https://github.com/zweigraf/StencilSwiftKit.git from cache (0.43s)
Fetching https://github.com/attaswift/BigInt.git
Fetching https://github.com/krzyzanowskim/CryptoSwift
Fetching https://github.com/Quick/Nimble.git
Fetching https://github.com/kylef/Spectre.git
Fetching https://github.com/Quick/Quick.git
[1/12934] Fetching cryptoswift
[390/17705] Fetching cryptoswift, bigint
[391/18726] Fetching cryptoswift, bigint, spectre
[3692/33481] Fetching cryptoswift, bigint, spectre, quick
[18966/53048] Fetching cryptoswift, bigint, spectre, quick, nimble
Fetched https://github.com/kylef/Spectre.git from cache (0.67s)
[26346/52027] Fetching cryptoswift, bigint, quick, nimble
Fetched https://github.com/Quick/Quick.git from cache (1.27s)
Fetched https://github.com/krzyzanowskim/CryptoSwift from cache (1.29s)
Fetched https://github.com/attaswift/BigInt.git from cache (1.42s)
Fetched https://github.com/Quick/Nimble.git from cache (1.44s)
Computing version for https://github.com/kylef/Spectre.git
Computed https://github.com/kylef/Spectre.git at 0.8.0 (1.90s)
Computing version for https://github.com/Quick/Quick.git
Computed https://github.com/Quick/Quick.git at 1.2.0 (0.51s)
Computing version for https://github.com/Quick/Nimble.git
Computed https://github.com/Quick/Nimble.git at 7.0.3 (0.47s)
Computing version for https://github.com/attaswift/BigInt.git
Computed https://github.com/attaswift/BigInt.git at 3.1.0 (0.48s)
Fetching https://github.com/attaswift/SipHash
[1/440] Fetching siphash
Fetched https://github.com/attaswift/SipHash from cache (0.18s)
Computing version for https://github.com/attaswift/SipHash
Computed https://github.com/attaswift/SipHash at 1.2.2 (0.68s)
Computing version for https://github.com/krzyzanowskim/CryptoSwift
Computed https://github.com/krzyzanowskim/CryptoSwift at 0.8.3 (0.62s)
Creating working copy for https://github.com/attaswift/BigInt.git
Working copy of https://github.com/attaswift/BigInt.git resolved at 3.1.0
Creating working copy for https://github.com/kylef/Spectre.git
Working copy of https://github.com/kylef/Spectre.git resolved at 0.8.0
Creating working copy for https://github.com/Quick/Nimble.git
Working copy of https://github.com/Quick/Nimble.git resolved at 7.0.3
Creating working copy for https://github.com/kylef/Commander.git
Working copy of https://github.com/kylef/Commander.git resolved at e0cbee1bd73778c1076c675eaf660e97d09f3b32
Creating working copy for https://github.com/PoissonBallon/PathKit.git
Working copy of https://github.com/PoissonBallon/PathKit.git resolved at master (a73cc01)
Creating working copy for https://github.com/zweigraf/StencilSwiftKit.git
Working copy of https://github.com/zweigraf/StencilSwiftKit.git resolved at 82a0099e5c446348692a2ba40ffbba980c6b8898
Creating working copy for https://github.com/attaswift/SipHash
Working copy of https://github.com/attaswift/SipHash resolved at 1.2.2
Creating working copy for https://github.com/Quick/Quick.git
Working copy of https://github.com/Quick/Quick.git resolved at 1.2.0
Creating working copy for https://github.com/zweigraf/Stencil.git
Working copy of https://github.com/zweigraf/Stencil.git resolved at master (2bcdbd3)
Creating working copy for https://github.com/krzyzanowskim/CryptoSwift
Working copy of https://github.com/krzyzanowskim/CryptoSwift resolved at 0.8.3
Building for debugging...
[0/24] Write sources
[10/24] Write swift-version-24593BA9C3E375BF.txt
[12/97] Emitting module Commander
[13/98] Compiling Commander Group.swift
[14/98] Compiling Commander ArgumentConvertible.swift
[15/98] Compiling Commander ArgumentDescription.swift
[16/98] Compiling Commander ArgumentParser.swift
[17/98] Compiling SipHash SipHasher.swift
[18/98] Compiling Commander CommandType.swift
[19/98] Compiling SipHash SipHashable.swift
[20/98] Compiling SipHash Primitive Types.swift
[21/98] Emitting module SipHash
[22/98] Compiling SipHash RandomUInt64.swift
[24/99] Compiling Commander Commands.swift
[25/99] Compiling Commander Error.swift
[26/99] Compiling Commander CommandRunner.swift
[27/99] Compiling Commander Command.swift
[29/100] Compiling CryptoSwift Digest.swift
[30/100] Compiling CryptoSwift DigestType.swift
[31/100] Compiling CryptoSwift AES+Foundation.swift
[32/100] Compiling CryptoSwift Array+Foundation.swift
[33/100] Compiling CryptoSwift Blowfish+Foundation.swift
[34/100] Compiling CryptoSwift ChaCha20+Foundation.swift
[35/100] Compiling CryptoSwift Data+Extension.swift
[36/100] Compiling CryptoSwift HMAC+Foundation.swift
[36/108] Wrapping AST for Commander for debugging
[37/108] Wrapping AST for SipHash for debugging
[38/108] Write Objects.LinkFileList
error: emit-module command failed with exit code 1 (use -v to see invocation)
[40/108] Emitting module PathKit
<unknown>:0: error: invalid value '3' in '-swift-version 3'
<unknown>:0: note: valid arguments to '-swift-version' are '4', '4.2', '5', '6'
[41/108] Compiling PathKit PathKit.swift
<unknown>:0: error: invalid value '3' in '-swift-version 3'
<unknown>:0: note: valid arguments to '-swift-version' are '4', '4.2', '5', '6'
/host/spi-builder-workspace/.build/checkouts/PathKit/Sources/PathKit.swift:45:34: error: 'characters' is unavailable: Please use String directly
 43 |     } else if components.first == Path.separator && components.count > 1 {
 44 |       let p = components.joined(separator: Path.separator)
 45 |       path = p.substring(from: p.characters.index(after: p.startIndex))
    |                                  `- error: 'characters' is unavailable: Please use String directly
 46 |     } else {
 47 |       path = components.joined(separator: Path.separator)
Swift.String.characters:3:14: note: 'characters' was obsoleted in Swift 5.0
1 | struct String {
2 | @available(swift, deprecated: 3.2, obsoleted: 5.0, message: "Please use String directly")
3 |   public var characters: String { get set }}
  |              `- note: 'characters' was obsoleted in Swift 5.0
4 |
/host/spi-builder-workspace/.build/checkouts/PathKit/Sources/PathKit.swift:280:12: error: cannot convert return expression of type 'ObjCBool' to return type 'Bool'
278 |     }
279 | #if os(Linux)
280 |     return directory
    |            `- error: cannot convert return expression of type 'ObjCBool' to return type 'Bool'
281 | #else
282 |     return directory.boolValue
/host/spi-builder-workspace/.build/checkouts/PathKit/Sources/PathKit.swift:299:11: error: cannot convert value of type 'ObjCBool' to expected argument type 'Bool'
297 |     }
298 | #if os(Linux)
299 |   return !directory
    |           `- error: cannot convert value of type 'ObjCBool' to expected argument type 'Bool'
300 | #else
301 |   return !directory.boolValue
[41/108] Linking libSipHash.so
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-4609320-0":/host -w "$PWD" registry.gitlab.com/finestructure/spi-images:basic-6.1-latest swift build --triple x86_64-unknown-linux-gnu 2>&1
basic-6.1-latest: Pulling from finestructure/spi-images
Digest: sha256:3bdcac04179f4ed3e5b8e9dbd6e74bbf5ebc0f4fde48bbaad7d1e5c757e65bcb
Status: Image is up to date for registry.gitlab.com/finestructure/spi-images:basic-6.1-latest
[0/1] Planning build
Building for debugging...
[0/14] Write swift-version-24593BA9C3E375BF.txt
[2/87] Compiling Commander Error.swift
[3/88] Compiling Commander CommandType.swift
error: emit-module command failed with exit code 1 (use -v to see invocation)
[4/88] Emitting module PathKit
<unknown>:0: error: invalid value '3' in '-swift-version 3'
<unknown>:0: note: valid arguments to '-swift-version' are '4', '4.2', '5', '6'
[5/88] Compiling Commander Command.swift
[6/88] Compiling SipHash Primitive Types.swift
[7/88] Compiling Commander Group.swift
[8/88] Emitting module SipHash
[9/88] Compiling SipHash RandomUInt64.swift
[10/88] Compiling CryptoSwift Digest.swift
[11/88] Compiling CryptoSwift DigestType.swift
[12/88] Compiling CryptoSwift AES+Foundation.swift
[13/88] Compiling CryptoSwift Array+Foundation.swift
[14/88] Compiling CryptoSwift Blowfish+Foundation.swift
[15/88] Compiling CryptoSwift ChaCha20+Foundation.swift
[16/88] Compiling CryptoSwift Data+Extension.swift
[17/88] Compiling CryptoSwift HMAC+Foundation.swift
[18/96] Compiling PathKit PathKit.swift
<unknown>:0: error: invalid value '3' in '-swift-version 3'
<unknown>:0: note: valid arguments to '-swift-version' are '4', '4.2', '5', '6'
/host/spi-builder-workspace/.build/checkouts/PathKit/Sources/PathKit.swift:45:34: error: 'characters' is unavailable: Please use String directly
 43 |     } else if components.first == Path.separator && components.count > 1 {
 44 |       let p = components.joined(separator: Path.separator)
 45 |       path = p.substring(from: p.characters.index(after: p.startIndex))
    |                                  `- error: 'characters' is unavailable: Please use String directly
 46 |     } else {
 47 |       path = components.joined(separator: Path.separator)
Swift.String.characters:3:14: note: 'characters' was obsoleted in Swift 5.0
1 | struct String {
2 | @available(swift, deprecated: 3.2, obsoleted: 5.0, message: "Please use String directly")
3 |   public var characters: String { get set }}
  |              `- note: 'characters' was obsoleted in Swift 5.0
4 |
/host/spi-builder-workspace/.build/checkouts/PathKit/Sources/PathKit.swift:280:12: error: cannot convert return expression of type 'ObjCBool' to return type 'Bool'
278 |     }
279 | #if os(Linux)
280 |     return directory
    |            `- error: cannot convert return expression of type 'ObjCBool' to return type 'Bool'
281 | #else
282 |     return directory.boolValue
/host/spi-builder-workspace/.build/checkouts/PathKit/Sources/PathKit.swift:299:11: error: cannot convert value of type 'ObjCBool' to expected argument type 'Bool'
297 |     }
298 | #if os(Linux)
299 |   return !directory
    |           `- error: cannot convert value of type 'ObjCBool' to expected argument type 'Bool'
300 | #else
301 |   return !directory.boolValue
BUILD FAILURE 6.1 linux