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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 SwiftBacktrace, reference master (2a865d), with Swift 6.0 for macOS (SPM) on 31 Oct 2024 03:48:45 UTC.

Build Command

env DEVELOPER_DIR=/Applications/Xcode-16.1.0.app xcrun swift build --arch arm64 -Xswiftc -Xfrontend -Xswiftc -stats-output-dir -Xswiftc -Xfrontend -Xswiftc .stats -Xswiftc -strict-concurrency=complete

Build Log

========================================
RunAll
========================================
Builder version: 4.56.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/norio-nomura/swiftbacktrace.git
Reference: master
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/norio-nomura/swiftbacktrace
 * branch            master     -> FETCH_HEAD
 * [new branch]      master     -> origin/master
HEAD is now at 2a865d3 [GitHub Actions] Update action-swiftlint to 3.0.1
Cloned https://github.com/norio-nomura/swiftbacktrace.git
Revision (git rev-parse @):
2a865d3d54cd36e637badc7a788133b8ddfc9b58
SUCCESS checkout https://github.com/norio-nomura/swiftbacktrace.git at master
Fetching https://github.com/apple/swift-nio.git
[1/71091] Fetching swift-nio
Fetched https://github.com/apple/swift-nio.git from cache (4.40s)
Computing version for https://github.com/apple/swift-nio.git
Computed https://github.com/apple/swift-nio.git at 2.76.1 (2.70s)
Fetching https://github.com/apple/swift-atomics.git
Fetching https://github.com/apple/swift-system.git
Fetching https://github.com/apple/swift-collections.git
[1/1569] Fetching swift-atomics
[33/5470] Fetching swift-atomics, swift-system
[1316/20945] Fetching swift-atomics, swift-system, swift-collections
Fetched https://github.com/apple/swift-system.git from cache (1.90s)
Fetched https://github.com/apple/swift-atomics.git from cache (1.90s)
Fetched https://github.com/apple/swift-collections.git from cache (1.90s)
Computing version for https://github.com/apple/swift-system.git
Computed https://github.com/apple/swift-system.git at 1.4.0 (0.52s)
Computing version for https://github.com/apple/swift-atomics.git
Computed https://github.com/apple/swift-atomics.git at 1.2.0 (0.53s)
Computing version for https://github.com/apple/swift-collections.git
Computed https://github.com/apple/swift-collections.git at 1.1.4 (0.80s)
Creating working copy for https://github.com/apple/swift-collections.git
Working copy of https://github.com/apple/swift-collections.git resolved at 1.1.4
Creating working copy for https://github.com/apple/swift-nio.git
Working copy of https://github.com/apple/swift-nio.git resolved at 2.76.1
Creating working copy for https://github.com/apple/swift-atomics.git
Working copy of https://github.com/apple/swift-atomics.git resolved at 1.2.0
Creating working copy for https://github.com/apple/swift-system.git
Working copy of https://github.com/apple/swift-system.git resolved at 1.4.0
========================================
ResolveProductDependencies
========================================
Resolving dependencies ...
{
  "identity": ".resolve-product-dependencies",
  "name": "resolve-dependencies",
  "url": "/Users/admin/builder/spi-builder-workspace/.resolve-product-dependencies",
  "version": "unspecified",
  "path": "/Users/admin/builder/spi-builder-workspace/.resolve-product-dependencies",
  "dependencies": [
    {
      "identity": "swiftbacktrace",
      "name": "SwiftBacktrace",
      "url": "https://github.com/norio-nomura/swiftbacktrace.git",
      "version": "unspecified",
      "path": "/Users/admin/builder/spi-builder-workspace/.resolve-product-dependencies/.build/checkouts/swiftbacktrace",
      "dependencies": [
        {
          "identity": "swift-nio",
          "name": "swift-nio",
          "url": "https://github.com/apple/swift-nio.git",
          "version": "2.76.1",
          "path": "/Users/admin/builder/spi-builder-workspace/.resolve-product-dependencies/.build/checkouts/swift-nio",
          "dependencies": [
            {
              "identity": "swift-atomics",
              "name": "swift-atomics",
              "url": "https://github.com/apple/swift-atomics.git",
              "version": "1.2.0",
              "path": "/Users/admin/builder/spi-builder-workspace/.resolve-product-dependencies/.build/checkouts/swift-atomics",
              "dependencies": [
              ]
            },
            {
              "identity": "swift-collections",
              "name": "swift-collections",
              "url": "https://github.com/apple/swift-collections.git",
              "version": "1.1.4",
              "path": "/Users/admin/builder/spi-builder-workspace/.resolve-product-dependencies/.build/checkouts/swift-collections",
              "dependencies": [
              ]
            },
            {
              "identity": "swift-system",
              "name": "swift-system",
              "url": "https://github.com/apple/swift-system.git",
              "version": "1.4.0",
              "path": "/Users/admin/builder/spi-builder-workspace/.resolve-product-dependencies/.build/checkouts/swift-system",
              "dependencies": [
              ]
            }
          ]
        }
      ]
    }
  ]
}
Fetching https://github.com/norio-nomura/swiftbacktrace.git
[1/389] Fetching swiftbacktrace
Fetched https://github.com/norio-nomura/swiftbacktrace.git from cache (0.77s)
Fetching https://github.com/apple/swift-nio.git from cache
Fetched https://github.com/apple/swift-nio.git from cache (0.72s)
Computing version for https://github.com/apple/swift-nio.git
Computed https://github.com/apple/swift-nio.git at 2.76.1 (0.03s)
Fetching https://github.com/apple/swift-collections.git from cache
Fetching https://github.com/apple/swift-atomics.git from cache
Fetching https://github.com/apple/swift-system.git from cache
Fetched https://github.com/apple/swift-collections.git from cache (0.61s)
Fetched https://github.com/apple/swift-system.git from cache (0.61s)
Fetched https://github.com/apple/swift-atomics.git from cache (0.61s)
Computing version for https://github.com/apple/swift-system.git
Computed https://github.com/apple/swift-system.git at 1.4.0 (0.02s)
Computing version for https://github.com/apple/swift-atomics.git
Computed https://github.com/apple/swift-atomics.git at 1.2.0 (0.04s)
Computing version for https://github.com/apple/swift-collections.git
Computed https://github.com/apple/swift-collections.git at 1.1.4 (0.03s)
Creating working copy for https://github.com/apple/swift-atomics.git
Working copy of https://github.com/apple/swift-atomics.git resolved at 1.2.0
Creating working copy for https://github.com/apple/swift-system.git
Working copy of https://github.com/apple/swift-system.git resolved at 1.4.0
Creating working copy for https://github.com/apple/swift-collections.git
Working copy of https://github.com/apple/swift-collections.git resolved at 1.1.4
Creating working copy for https://github.com/apple/swift-nio.git
Working copy of https://github.com/apple/swift-nio.git resolved at 2.76.1
Creating working copy for https://github.com/norio-nomura/swiftbacktrace.git
Working copy of https://github.com/norio-nomura/swiftbacktrace.git resolved at master (2a865d3)
warning: '.resolve-product-dependencies': dependency 'swiftbacktrace' is not used by any target
Found 1 product dependencies
  - swift-nio
========================================
Build
========================================
Selected platform:         macosSpm
Swift version:             6.0
Building package at path:  $PWD
https://github.com/norio-nomura/swiftbacktrace.git
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-16.1.0.app xcrun swift build --arch arm64 -Xswiftc -Xfrontend -Xswiftc -stats-output-dir -Xswiftc -Xfrontend -Xswiftc .stats -Xswiftc -strict-concurrency=complete
Building for debugging...
[0/7] Write sources
In file included from /Users/admin/builder/spi-builder-workspace/Sources/Clibunwind/Clibunwind.cpp:1:
/Users/admin/builder/spi-builder-workspace/Sources/Clibunwind/include/Clibunwind.h:33:3: error: "Unsupported arch"
   33 | # error "Unsupported arch"
      |   ^
1 error generated.
[2/7] Compiling Clibunwind Clibunwind.cpp
[2/7] Write swift-version--7754E27361AE5C74.txt
[2/7] Compiling c-atomics.c
[2/7] Compiling c-nioatomics.c
[2/7] Compiling CSwiftBacktrace CSwiftBacktrace.cpp
BUILD FAILURE 6.0 macosSpm