The Swift Package Index logo.Swift Package Index

Has it really been five years since Swift Package Index launched? Read our anniversary blog post!

Build Information

Successful build of Spectre, reference master (26cc5e), with Swift 6.1 for Linux on 26 Apr 2025 14:48:38 UTC.

Swift 6 data race errors: 1

Build Command

bash -c docker run --pull=always --rm -v "checkouts-4606859-0":/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

Build Log

========================================
RunAll
========================================
Builder version: 4.61.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/kylef/spectre.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/kylef/spectre
 * branch            master     -> FETCH_HEAD
 * [new branch]      master     -> origin/master
HEAD is now at 26cc5e9 release: 0.10.1
Cloned https://github.com/kylef/spectre.git
Revision (git rev-parse @):
26cc5e9ae0947092c7139ef7ba612e34646086c7
SUCCESS checkout https://github.com/kylef/spectre.git at master
========================================
Build
========================================
Selected platform:         linux
Swift version:             6.1
Building package at path:  $PWD
https://github.com/kylef/spectre.git
https://github.com/kylef/spectre.git
WARNING: environment variable SUPPRESS_SWIFT_6_FLAGS is not set
{
  "dependencies" : [
  ],
  "manifest_display_name" : "Spectre",
  "name" : "Spectre",
  "path" : "/host/spi-builder-workspace",
  "platforms" : [
  ],
  "products" : [
    {
      "name" : "Spectre",
      "targets" : [
        "Spectre"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "swift_languages_versions" : [
    "5"
  ],
  "targets" : [
    {
      "c99name" : "SpectreTests",
      "module_type" : "SwiftTarget",
      "name" : "SpectreTests",
      "path" : "Tests/SpectreTests",
      "sources" : [
        "ExpectationSpec.swift",
        "FailureSpec.swift",
        "XCTest.swift"
      ],
      "target_dependencies" : [
        "Spectre"
      ],
      "type" : "test"
    },
    {
      "c99name" : "Spectre",
      "module_type" : "SwiftTarget",
      "name" : "Spectre",
      "path" : "Sources/Spectre",
      "product_memberships" : [
        "Spectre"
      ],
      "sources" : [
        "Case.swift",
        "Context.swift",
        "Expectation.swift",
        "Failure.swift",
        "Global.swift",
        "GlobalContext.swift",
        "Path.swift",
        "Reporter.swift",
        "Reporters.swift",
        "XCTest.swift"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "5.0"
}
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-4606859-0":/host -w "$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
Building for debugging...
[0/2] Write sources
[1/2] Write swift-version-24593BA9C3E375BF.txt
[3/12] Compiling Spectre Path.swift
[4/12] Compiling Spectre Reporter.swift
[5/12] Compiling Spectre Reporters.swift
[6/13] Compiling Spectre Case.swift
[7/13] Compiling Spectre Context.swift
[8/13] Compiling Spectre GlobalContext.swift
[9/13] Compiling Spectre Expectation.swift
[10/13] Compiling Spectre Failure.swift
[11/13] Compiling Spectre Global.swift
/host/spi-builder-workspace/Sources/Spectre/Global.swift:12:5: warning: let 'globalContext' is not concurrency-safe because non-'Sendable' type 'GlobalContext' may have shared mutable state; this is an error in the Swift 6 language mode
 10 |
 11 |
 12 | let globalContext: GlobalContext = {
    |     |- warning: let 'globalContext' is not concurrency-safe because non-'Sendable' type 'GlobalContext' may have shared mutable state; this is an error in the Swift 6 language mode
    |     |- note: add '@MainActor' to make let 'globalContext' part of global actor 'MainActor'
    |     `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
 13 | #if os(macOS)
 14 |   if getenv("XCTestConfigurationFilePath") != nil {
/host/spi-builder-workspace/Sources/Spectre/GlobalContext.swift:1:7: note: class 'GlobalContext' does not conform to the 'Sendable' protocol
 1 | class GlobalContext {
   |       `- note: class 'GlobalContext' does not conform to the 'Sendable' protocol
 2 |   var cases = [CaseType]()
 3 |
[12/13] Emitting module Spectre
/host/spi-builder-workspace/Sources/Spectre/Global.swift:12:5: warning: let 'globalContext' is not concurrency-safe because non-'Sendable' type 'GlobalContext' may have shared mutable state; this is an error in the Swift 6 language mode
 10 |
 11 |
 12 | let globalContext: GlobalContext = {
    |     |- warning: let 'globalContext' is not concurrency-safe because non-'Sendable' type 'GlobalContext' may have shared mutable state; this is an error in the Swift 6 language mode
    |     |- note: add '@MainActor' to make let 'globalContext' part of global actor 'MainActor'
    |     `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
 13 | #if os(macOS)
 14 |   if getenv("XCTestConfigurationFilePath") != nil {
/host/spi-builder-workspace/Sources/Spectre/GlobalContext.swift:1:7: note: class 'GlobalContext' does not conform to the 'Sendable' protocol
 1 | class GlobalContext {
   |       `- note: class 'GlobalContext' does not conform to the 'Sendable' protocol
 2 |   var cases = [CaseType]()
 3 |
[13/13] Compiling Spectre XCTest.swift
Build complete! (7.51s)
Build complete.
{
  "dependencies" : [
  ],
  "manifest_display_name" : "Spectre",
  "name" : "Spectre",
  "path" : "/host/spi-builder-workspace",
  "platforms" : [
  ],
  "products" : [
    {
      "name" : "Spectre",
      "targets" : [
        "Spectre"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "swift_languages_versions" : [
    "5"
  ],
  "targets" : [
    {
      "c99name" : "SpectreTests",
      "module_type" : "SwiftTarget",
      "name" : "SpectreTests",
      "path" : "Tests/SpectreTests",
      "sources" : [
        "ExpectationSpec.swift",
        "FailureSpec.swift",
        "XCTest.swift"
      ],
      "target_dependencies" : [
        "Spectre"
      ],
      "type" : "test"
    },
    {
      "c99name" : "Spectre",
      "module_type" : "SwiftTarget",
      "name" : "Spectre",
      "path" : "Sources/Spectre",
      "product_memberships" : [
        "Spectre"
      ],
      "sources" : [
        "Case.swift",
        "Context.swift",
        "Expectation.swift",
        "Failure.swift",
        "Global.swift",
        "GlobalContext.swift",
        "Path.swift",
        "Reporter.swift",
        "Reporters.swift",
        "XCTest.swift"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "5.0"
}
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
Done.