SwiftCheck – Build Information – Swift Package Index

Build Information

Successful build of SwiftCheck, reference master (7494be), with Swift 6.4 for Linux on 16 Sep 2026 09:02:28 UTC.

Swift 6 data race errors: 0

Build Command

bash -c docker run --pull=always --rm -v "checkouts-53886769-0":/host -w "$PWD" -e JAVA_HOME="/root/.sdkman/candidates/java/current" -e SPI_BUILD="1" -e SPI_PROCESSING="1" registry.gitlab.com/saguaro1/spi-images:basic-6.4-latest swift build --triple x86_64-unknown-linux-gnu 2>&1

Build Log

========================================
RunAll
========================================
Builder version: 5.1.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/typelift/SwiftCheck.git
Reference: master
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/typelift/SwiftCheck
 * branch            master     -> FETCH_HEAD
 * [new branch]      master     -> origin/master
HEAD is now at 7494bed Fix Xcode 12.5 build issues (#305)
Submodule path 'Carthage/Checkouts/FileCheck': checked out 'bd9cb30ceee1f21c02f51a7168f58471449807d8'
Submodule 'Carthage/Checkouts/FileCheck' (https://github.com/trill-lang/FileCheck.git) registered for path 'Carthage/Checkouts/FileCheck'
Cloning into '/host/spi-builder-workspace/Carthage/Checkouts/FileCheck'...
Cloned https://github.com/typelift/SwiftCheck.git
Revision (git rev-parse @):
7494bedfa42972431004a5d478dbf1fc2655e1e6
SUCCESS checkout https://github.com/typelift/SwiftCheck.git at master
========================================
Build
========================================
Selected platform:         linux
Swift version:             6.4
Building package at path:  $PWD
https://github.com/typelift/SwiftCheck.git
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-53886769-0":/host -w "$PWD" -e JAVA_HOME="/root/.sdkman/candidates/java/current" -e SPI_BUILD="1" -e SPI_PROCESSING="1" registry.gitlab.com/saguaro1/spi-images:basic-6.4-latest swift build --triple x86_64-unknown-linux-gnu 2>&1
basic-6.4-latest: Pulling from saguaro1/spi-images
Digest: sha256:c77fcce225e223ac0fafed844619173fc6de8d62dd560eeb28db3182af6a282b
Status: Image is up to date for registry.gitlab.com/saguaro1/spi-images:basic-6.4-latest
Fetching https://github.com/llvm-swift/FileCheck.git
[1/479] Fetching filecheck
Fetched https://github.com/llvm-swift/FileCheck.git (0.48s)
Computing version for https://github.com/llvm-swift/FileCheck.git
Computed https://github.com/llvm-swift/FileCheck.git at 0.2.6 (0.67s)
Fetching https://github.com/mxcl/Chalk.git
Fetching https://github.com/apple/swift-argument-parser
[1/82] Fetching chalk
[83/18941] Fetching chalk, swift-argument-parser
Fetched https://github.com/mxcl/Chalk.git (1.13s)
Fetched https://github.com/apple/swift-argument-parser (1.13s)
Computing version for https://github.com/mxcl/Chalk.git
Computed https://github.com/mxcl/Chalk.git at 0.5.0 (1.32s)
Computing version for https://github.com/apple/swift-argument-parser
Computed https://github.com/apple/swift-argument-parser at 1.8.2 (0.18s)
Creating working copy for https://github.com/mxcl/Chalk.git
Working copy of https://github.com/mxcl/Chalk.git resolved at 0.5.0
Creating working copy for https://github.com/llvm-swift/FileCheck.git
Working copy of https://github.com/llvm-swift/FileCheck.git resolved at 0.2.6
Creating working copy for https://github.com/apple/swift-argument-parser
Working copy of https://github.com/apple/swift-argument-parser resolved at 1.8.2
Building for debugging...
[Planning deferred tasks]
[28 / 36] SwiftCheck
/host/spi-builder-workspace/Sources/SwiftCheck/Lattice.swift:113:30: [1;33mwarning: [1;39m'1.17549435e-38' underflows and loses precision during conversion to 'Float'[0;0m
[0;36m111 |[0;0m 	public var FLT_MAX: Float = 3.40282347e+38
[0;36m112 |[0;0m 	/// Minimum value of `Float`.
[0;36m113 |[0;0m 	public var FLT_MIN: Float = 1.17549435e-38
    [0;36m|[0;0m                              `- [1;33mwarning: [1;39m'1.17549435e-38' underflows and loses precision during conversion to 'Float'[0;0m
[0;36m114 |[0;0m
[0;36m115 |[0;0m 	/// Maximum value of `Double`.
[33 / 36] SwiftCheck
/host/spi-builder-workspace/Sources/SwiftCheck/Lattice.swift:113:30: [1;33mwarning: [1;39m'1.17549435e-38' underflows and loses precision during conversion to 'Float'[0;0m
[0;36m111 |[0;0m 	public var FLT_MAX: Float = 3.40282347e+38
[0;36m112 |[0;0m 	/// Minimum value of `Float`.
[0;36m113 |[0;0m 	public var FLT_MIN: Float = 1.17549435e-38
    [0;36m|[0;0m                              `- [1;33mwarning: [1;39m'1.17549435e-38' underflows and loses precision during conversion to 'Float'[0;0m
[0;36m114 |[0;0m
[0;36m115 |[0;0m 	/// Maximum value of `Double`.
[33 / 37] SwiftCheck
Build complete! (4.88 secs)
Build complete.
{
  "dependencies" : [
    {
      "identity" : "filecheck",
      "requirement" : {
        "range" : [
          {
            "lower_bound" : "0.1.0",
            "upper_bound" : "1.0.0"
          }
        ]
      },
      "type" : "sourceControl",
      "url" : "https://github.com/llvm-swift/FileCheck.git"
    }
  ],
  "manifest_display_name" : "SwiftCheck",
  "name" : "SwiftCheck",
  "path" : "/host/spi-builder-workspace",
  "platforms" : [
  ],
  "products" : [
    {
      "name" : "SwiftCheck",
      "targets" : [
        "SwiftCheck"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "SwiftCheckTests",
      "module_type" : "SwiftTarget",
      "name" : "SwiftCheckTests",
      "path" : "Tests/SwiftCheckTests",
      "product_dependencies" : [
        "FileCheck"
      ],
      "sources" : [
        "BooleanIdentitySpec.swift",
        "CartesianSpec.swift",
        "ComplexSpec.swift",
        "DiscardSpec.swift",
        "FailureSpec.swift",
        "FormatterSpec.swift",
        "GenSpec.swift",
        "LambdaSpec.swift",
        "ModifierSpec.swift",
        "PathSpec.swift",
        "PropertySpec.swift",
        "ReplaySpec.swift",
        "RoseSpec.swift",
        "ShrinkSpec.swift",
        "SimpleSpec.swift",
        "TestSpec.swift"
      ],
      "target_dependencies" : [
        "SwiftCheck"
      ],
      "type" : "test"
    },
    {
      "c99name" : "SwiftCheck",
      "module_type" : "SwiftTarget",
      "name" : "SwiftCheck",
      "path" : "Sources/SwiftCheck",
      "product_memberships" : [
        "SwiftCheck"
      ],
      "sources" : [
        "Arbitrary.swift",
        "Cartesian.swift",
        "Check.swift",
        "CoArbitrary.swift",
        "Compose.swift",
        "Gen.swift",
        "Lattice.swift",
        "Modifiers.swift",
        "Property.swift",
        "Random.swift",
        "Rose.swift",
        "State.swift",
        "Test.swift",
        "Testable.swift",
        "WitnessedArbitrary.swift"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "5.2"
}
basic-6.4-latest: Pulling from saguaro1/spi-images
Digest: sha256:c77fcce225e223ac0fafed844619173fc6de8d62dd560eeb28db3182af6a282b
Status: Image is up to date for registry.gitlab.com/saguaro1/spi-images:basic-6.4-latest
Done.