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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

Successful build of xctest-dynamic-overlay, reference main (fd1b3d), with Swift 5.9 for Linux on 2 May 2025 08:01:40 UTC.

Swift 6 data race errors: 0

Build Command

bash -c docker run --pull=always --rm -v "checkouts-4606859-0":/host -w "$PWD" registry.gitlab.com/finestructure/spi-images:basic-5.9-latest swift build --triple x86_64-unknown-linux-gnu 2>&1

Build Log

========================================
RunAll
========================================
Builder version: 4.61.3
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/pointfreeco/swift-issue-reporting.git
Reference: main
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/pointfreeco/swift-issue-reporting
 * branch            main       -> FETCH_HEAD
 * [new branch]      main       -> origin/main
HEAD is now at fd1b3d1 Run swift-format
Cloned https://github.com/pointfreeco/swift-issue-reporting.git
Revision (git rev-parse @):
fd1b3d1c21fead2ce3e6cc2843804f4207772547
SPI manifest file found: $PWD/.spi.yml
SUCCESS checkout https://github.com/pointfreeco/swift-issue-reporting.git at main
========================================
Build
========================================
Selected platform:         linux
Swift version:             5.9
Building package at path:  $PWD
https://github.com/pointfreeco/swift-issue-reporting.git
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-4606859-0":/host -w "$PWD" registry.gitlab.com/finestructure/spi-images:basic-5.9-latest swift build --triple x86_64-unknown-linux-gnu 2>&1
basic-5.9-latest: Pulling from finestructure/spi-images
Digest: sha256:93fe18f778ec94e026baa8cc68b2ae87de241b204c49ca7a3a12cf55897227aa
Status: Image is up to date for registry.gitlab.com/finestructure/spi-images:basic-5.9-latest
Building for debugging...
[1/5] Emitting module IssueReportingPackageSupport
[2/5] Compiling IssueReportingPackageSupport _Test.swift
[4/7] Wrapping AST for IssueReportingPackageSupport for debugging
[6/29] Emitting module IssueReporting
/host/spi-builder-workspace/Sources/IssueReporting/ReportIssue.swift:85:3: warning: default will never be executed
  @unknown default: break
  ^
/host/spi-builder-workspace/Sources/IssueReporting/ReportIssue.swift:161:3: warning: default will never be executed
  @unknown default: break
  ^
/host/spi-builder-workspace/Sources/IssueReporting/WithExpectedIssue.swift:111:3: warning: default will never be executed
  @unknown default: break
  ^
/host/spi-builder-workspace/Sources/IssueReporting/WithExpectedIssue.swift:274:5: warning: default will never be executed
    @unknown default: break
    ^
[7/31] Compiling IssueReporting TestContext.swift
[8/31] Compiling IssueReporting Unimplemented.swift
[9/31] Compiling IssueReporting WithExpectedIssue.swift
/host/spi-builder-workspace/Sources/IssueReporting/WithExpectedIssue.swift:111:3: warning: default will never be executed
  @unknown default: break
  ^
/host/spi-builder-workspace/Sources/IssueReporting/WithExpectedIssue.swift:274:5: warning: default will never be executed
    @unknown default: break
    ^
[10/31] Compiling IssueReporting WithIssueContext.swift
/host/spi-builder-workspace/Sources/IssueReporting/WithExpectedIssue.swift:111:3: warning: default will never be executed
  @unknown default: break
  ^
/host/spi-builder-workspace/Sources/IssueReporting/WithExpectedIssue.swift:274:5: warning: default will never be executed
    @unknown default: break
    ^
[11/31] Compiling IssueReporting RuntimeWarningReporter.swift
/host/spi-builder-workspace/Sources/IssueReporting/ReportIssue.swift:85:3: warning: default will never be executed
  @unknown default: break
  ^
/host/spi-builder-workspace/Sources/IssueReporting/ReportIssue.swift:161:3: warning: default will never be executed
  @unknown default: break
  ^
[12/31] Compiling IssueReporting ReportIssue.swift
/host/spi-builder-workspace/Sources/IssueReporting/ReportIssue.swift:85:3: warning: default will never be executed
  @unknown default: break
  ^
/host/spi-builder-workspace/Sources/IssueReporting/ReportIssue.swift:161:3: warning: default will never be executed
  @unknown default: break
  ^
[13/31] Compiling IssueReporting BreakpointReporter.swift
[14/31] Compiling IssueReporting FatalErrorReporter.swift
[15/31] Compiling IssueReporting XCTest.swift
[16/31] Compiling IssueReporting IsTesting.swift
[17/31] Compiling IssueReporting IssueReporter.swift
[18/31] Compiling IssueReporting ErrorReporting.swift
[19/31] Compiling IssueReporting AppHostWarning.swift
[20/31] Compiling IssueReporting Deprecations.swift
[21/31] Compiling IssueReporting FailureObserver.swift
[22/31] Compiling IssueReporting LockIsolated.swift
[23/31] Compiling IssueReporting Rethrows.swift
[24/31] Compiling IssueReportingTestSupport XCTest.swift
[25/31] Compiling IssueReportingTestSupport SwiftTesting.swift
[26/31] Emitting module IssueReportingTestSupport
[27/31] Compiling IssueReporting SwiftTesting.swift
/host/spi-builder-workspace/Sources/IssueReporting/Internal/Warn.swift:2:19: remark: '@preconcurrency' attribute on module 'Foundation' is unused
  @preconcurrency import Foundation
  ~~~~~~~~~~~~~~~~^

[28/31] Compiling IssueReporting UncheckedSendable.swift
/host/spi-builder-workspace/Sources/IssueReporting/Internal/Warn.swift:2:19: remark: '@preconcurrency' attribute on module 'Foundation' is unused
  @preconcurrency import Foundation
  ~~~~~~~~~~~~~~~~^

[29/31] Compiling IssueReporting Warn.swift
/host/spi-builder-workspace/Sources/IssueReporting/Internal/Warn.swift:2:19: remark: '@preconcurrency' attribute on module 'Foundation' is unused
  @preconcurrency import Foundation
  ~~~~~~~~~~~~~~~~^

[33/38] Wrapping AST for IssueReportingTestSupport for debugging
[34/38] Linking libIssueReportingTestSupport.so
[36/38] Compiling XCTestDynamicOverlay Deprecations.swift
[37/38] Compiling XCTestDynamicOverlay Exports.swift
[38/38] Emitting module XCTestDynamicOverlay
Build complete! (9.48s)
Build complete.
{
  "dependencies" : [
  ],
  "manifest_display_name" : "xctest-dynamic-overlay",
  "name" : "xctest-dynamic-overlay",
  "path" : "/host/spi-builder-workspace",
  "platforms" : [
    {
      "name" : "ios",
      "version" : "13.0"
    },
    {
      "name" : "macos",
      "version" : "10.15"
    },
    {
      "name" : "tvos",
      "version" : "13.0"
    },
    {
      "name" : "watchos",
      "version" : "6.0"
    }
  ],
  "products" : [
    {
      "name" : "IssueReporting",
      "targets" : [
        "IssueReporting"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    },
    {
      "name" : "IssueReportingTestSupport",
      "targets" : [
        "IssueReportingTestSupport"
      ],
      "type" : {
        "library" : [
          "dynamic"
        ]
      }
    },
    {
      "name" : "XCTestDynamicOverlay",
      "targets" : [
        "XCTestDynamicOverlay"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "XCTestDynamicOverlayTests",
      "module_type" : "SwiftTarget",
      "name" : "XCTestDynamicOverlayTests",
      "path" : "Tests/XCTestDynamicOverlayTests",
      "sources" : [
        "TestHelpers.swift",
        "UnimplementedTests.swift",
        "XCTContextTests.swift",
        "XCTExpectFailureTests.swift",
        "XCTFailRegressionTests.swift",
        "XCTFailTests.swift"
      ],
      "target_dependencies" : [
        "IssueReportingTestSupport",
        "XCTestDynamicOverlay"
      ],
      "type" : "test"
    },
    {
      "c99name" : "XCTestDynamicOverlay",
      "module_type" : "SwiftTarget",
      "name" : "XCTestDynamicOverlay",
      "path" : "Sources/XCTestDynamicOverlay",
      "product_memberships" : [
        "XCTestDynamicOverlay"
      ],
      "sources" : [
        "Internal/Deprecations.swift",
        "Internal/Exports.swift"
      ],
      "target_dependencies" : [
        "IssueReporting"
      ],
      "type" : "library"
    },
    {
      "c99name" : "IssueReportingTests",
      "module_type" : "SwiftTarget",
      "name" : "IssueReportingTests",
      "path" : "Tests/IssueReportingTests",
      "sources" : [
        "HostAppDetectionTests.swift",
        "SwiftTestingTests.swift",
        "UnimplementedTests.swift",
        "WithErrorReportingTests.swift",
        "XCTestTests.swift"
      ],
      "target_dependencies" : [
        "IssueReporting",
        "IssueReportingTestSupport"
      ],
      "type" : "test"
    },
    {
      "c99name" : "IssueReportingTestSupport",
      "module_type" : "SwiftTarget",
      "name" : "IssueReportingTestSupport",
      "path" : "Sources/IssueReportingTestSupport",
      "product_memberships" : [
        "IssueReportingTestSupport"
      ],
      "sources" : [
        "SwiftTesting.swift",
        "XCTest.swift"
      ],
      "target_dependencies" : [
        "IssueReportingPackageSupport"
      ],
      "type" : "library"
    },
    {
      "c99name" : "IssueReportingPackageSupport",
      "module_type" : "SwiftTarget",
      "name" : "IssueReportingPackageSupport",
      "path" : "Sources/IssueReportingPackageSupport",
      "product_memberships" : [
        "IssueReporting",
        "IssueReportingTestSupport",
        "XCTestDynamicOverlay"
      ],
      "sources" : [
        "_Test.swift"
      ],
      "type" : "library"
    },
    {
      "c99name" : "IssueReporting",
      "module_type" : "SwiftTarget",
      "name" : "IssueReporting",
      "path" : "Sources/IssueReporting",
      "product_memberships" : [
        "IssueReporting",
        "XCTestDynamicOverlay"
      ],
      "sources" : [
        "ErrorReporting.swift",
        "Internal/AppHostWarning.swift",
        "Internal/Deprecations.swift",
        "Internal/FailureObserver.swift",
        "Internal/LockIsolated.swift",
        "Internal/Rethrows.swift",
        "Internal/SwiftTesting.swift",
        "Internal/UncheckedSendable.swift",
        "Internal/Warn.swift",
        "Internal/XCTest.swift",
        "IsTesting.swift",
        "IssueReporter.swift",
        "IssueReporters/BreakpointReporter.swift",
        "IssueReporters/FatalErrorReporter.swift",
        "IssueReporters/RuntimeWarningReporter.swift",
        "ReportIssue.swift",
        "TestContext.swift",
        "Unimplemented.swift",
        "WithExpectedIssue.swift",
        "WithIssueContext.swift"
      ],
      "target_dependencies" : [
        "IssueReportingPackageSupport"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "5.9"
}
basic-5.9-latest: Pulling from finestructure/spi-images
Digest: sha256:93fe18f778ec94e026baa8cc68b2ae87de241b204c49ca7a3a12cf55897227aa
Status: Image is up to date for registry.gitlab.com/finestructure/spi-images:basic-5.9-latest
Done.