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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 NavLibSwift, reference 1.0.0 (28a41f), with Swift 6.1 for Linux on 30 Apr 2025 22:45:41 UTC.

Swift 6 data race errors: 0

Build Command

bash -c docker run --pull=always --rm -v "checkouts-4606859-3":/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 2>&1

Build Log

========================================
RunAll
========================================
Builder version: 4.61.2
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/tomasf/NavLibSwift.git
Reference: 1.0.0
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/tomasf/NavLibSwift
 * tag               1.0.0      -> FETCH_HEAD
HEAD is now at 28a41fb Improve README
Cloned https://github.com/tomasf/NavLibSwift.git
Revision (git rev-parse @):
28a41fb0e13feef4ecd3c04fb1e80266610eeb37
SUCCESS checkout https://github.com/tomasf/NavLibSwift.git at 1.0.0
========================================
Build
========================================
Selected platform:         linux
Swift version:             6.1
Building package at path:  $PWD
https://github.com/tomasf/NavLibSwift.git
https://github.com/tomasf/NavLibSwift.git
WARNING: environment variable SUPPRESS_SWIFT_6_FLAGS is not set
{
  "cxx_language_standard" : "c++14",
  "dependencies" : [
  ],
  "manifest_display_name" : "NavLibSwift",
  "name" : "NavLibSwift",
  "path" : "/host/spi-builder-workspace",
  "platforms" : [
  ],
  "products" : [
    {
      "name" : "NavLibSwift",
      "targets" : [
        "NavLib"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "NavLibCpp",
      "module_type" : "ClangTarget",
      "name" : "NavLibCpp",
      "path" : "Sources/NavLibCpp",
      "product_memberships" : [
        "NavLibSwift"
      ],
      "sources" : [
        "NavLib.cpp"
      ],
      "type" : "library"
    },
    {
      "c99name" : "NavLib",
      "module_type" : "SwiftTarget",
      "name" : "NavLib",
      "path" : "Sources/NavLib",
      "product_memberships" : [
        "NavLibSwift"
      ],
      "sources" : [
        "Internal/NavLibInstance+Subscripts.swift",
        "Internal/NavLibInstance.swift",
        "Internal/NavLibValue.swift",
        "Internal/Properties.swift",
        "NavLibSession.swift",
        "NavLibStateProvider.swift",
        "Types.swift"
      ],
      "target_dependencies" : [
        "NavLibCpp"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "6.0"
}
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-4606859-3":/host -w "$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 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...
[0/3] Write sources
[1/3] Write swift-version-24593BA9C3E375BF.txt
[2/3] Compiling NavLibCpp NavLib.cpp
[4/11] Compiling NavLib Types.swift
<unknown>:0: warning: 'import_owned' Swift attribute ignored on type 'basic_string': type is not copyable or destructible
<unknown>:0: warning: 'import_owned' Swift attribute ignored on type 'basic_string': type is not copyable or destructible
<unknown>:0: warning: 'import_owned' Swift attribute ignored on type 'basic_string': type is not copyable or destructible
<unknown>:0: warning: 'import_owned' Swift attribute ignored on type 'vector': type is not copyable or destructible
<unknown>:0: warning: 'import_owned' Swift attribute ignored on type 'vector': type is not copyable or destructible
<unknown>:0: warning: 'import_owned' Swift attribute ignored on type 'vector': type is not copyable or destructible
[5/11] Compiling NavLib NavLibSession.swift
<unknown>:0: warning: 'import_owned' Swift attribute ignored on type 'basic_string': type is not copyable or destructible
<unknown>:0: warning: 'import_owned' Swift attribute ignored on type 'basic_string': type is not copyable or destructible
<unknown>:0: warning: 'import_owned' Swift attribute ignored on type 'basic_string': type is not copyable or destructible
<unknown>:0: warning: 'import_owned' Swift attribute ignored on type 'vector': type is not copyable or destructible
<unknown>:0: warning: 'import_owned' Swift attribute ignored on type 'vector': type is not copyable or destructible
<unknown>:0: warning: 'import_owned' Swift attribute ignored on type 'vector': type is not copyable or destructible
[6/11] Compiling NavLib Properties.swift
<unknown>:0: warning: 'import_owned' Swift attribute ignored on type 'basic_string': type is not copyable or destructible
<unknown>:0: warning: 'import_owned' Swift attribute ignored on type 'basic_string': type is not copyable or destructible
<unknown>:0: warning: 'import_owned' Swift attribute ignored on type 'basic_string': type is not copyable or destructible
<unknown>:0: warning: 'import_owned' Swift attribute ignored on type 'vector': type is not copyable or destructible
<unknown>:0: warning: 'import_owned' Swift attribute ignored on type 'vector': type is not copyable or destructible
<unknown>:0: warning: 'import_owned' Swift attribute ignored on type 'vector': type is not copyable or destructible
[7/11] Compiling NavLib NavLibInstance.swift
[8/11] Emitting module NavLib
[9/11] Compiling NavLib NavLibStateProvider.swift
[10/11] Compiling NavLib NavLibValue.swift
<unknown>:0: warning: 'import_owned' Swift attribute ignored on type 'basic_string': type is not copyable or destructible
<unknown>:0: warning: 'import_owned' Swift attribute ignored on type 'basic_string': type is not copyable or destructible
<unknown>:0: warning: 'import_owned' Swift attribute ignored on type 'basic_string': type is not copyable or destructible
<unknown>:0: warning: 'import_owned' Swift attribute ignored on type 'vector': type is not copyable or destructible
<unknown>:0: warning: 'import_owned' Swift attribute ignored on type 'vector': type is not copyable or destructible
<unknown>:0: warning: 'import_owned' Swift attribute ignored on type 'vector': type is not copyable or destructible
[11/11] Compiling NavLib NavLibInstance+Subscripts.swift
<unknown>:0: warning: 'import_owned' Swift attribute ignored on type 'basic_string': type is not copyable or destructible
<unknown>:0: warning: 'import_owned' Swift attribute ignored on type 'basic_string': type is not copyable or destructible
<unknown>:0: warning: 'import_owned' Swift attribute ignored on type 'basic_string': type is not copyable or destructible
<unknown>:0: warning: 'import_owned' Swift attribute ignored on type 'vector': type is not copyable or destructible
<unknown>:0: warning: 'import_owned' Swift attribute ignored on type 'vector': type is not copyable or destructible
<unknown>:0: warning: 'import_owned' Swift attribute ignored on type 'vector': type is not copyable or destructible
Build complete! (39.17s)
Build complete.
{
  "cxx_language_standard" : "c++14",
  "dependencies" : [
  ],
  "manifest_display_name" : "NavLibSwift",
  "name" : "NavLibSwift",
  "path" : "/host/spi-builder-workspace",
  "platforms" : [
  ],
  "products" : [
    {
      "name" : "NavLibSwift",
      "targets" : [
        "NavLib"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "NavLibCpp",
      "module_type" : "ClangTarget",
      "name" : "NavLibCpp",
      "path" : "Sources/NavLibCpp",
      "product_memberships" : [
        "NavLibSwift"
      ],
      "sources" : [
        "NavLib.cpp"
      ],
      "type" : "library"
    },
    {
      "c99name" : "NavLib",
      "module_type" : "SwiftTarget",
      "name" : "NavLib",
      "path" : "Sources/NavLib",
      "product_memberships" : [
        "NavLibSwift"
      ],
      "sources" : [
        "Internal/NavLibInstance+Subscripts.swift",
        "Internal/NavLibInstance.swift",
        "Internal/NavLibValue.swift",
        "Internal/Properties.swift",
        "NavLibSession.swift",
        "NavLibStateProvider.swift",
        "Types.swift"
      ],
      "target_dependencies" : [
        "NavLibCpp"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "6.0"
}
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.