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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 Prorsum, reference master (b278e8), with Swift 6.1 for macOS (SPM) on 24 Apr 2025 17:09:29 UTC.

Build Command

env DEVELOPER_DIR=/Applications/Xcode-16.3.0.app xcrun swift build --arch arm64

Build Log

========================================
RunAll
========================================
Builder version: 4.61.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/noppoman/prorsum.git
Reference: master
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/noppoman/prorsum
 * branch            master     -> FETCH_HEAD
 * [new branch]      master     -> origin/master
HEAD is now at b278e88 Merge pull request #56 from GetBlast/55_request_uri
Cloned https://github.com/noppoman/prorsum.git
Revision (git rev-parse @):
b278e88142a3b5a87feabc44b6522dabfcda8f99
SUCCESS checkout https://github.com/noppoman/prorsum.git at master
Fetching https://github.com/Zewo/CHTTPParser.git
Fetching https://github.com/vapor/clibressl.git
Fetching https://github.com/noppoman/ProrsumNet.git
[1/64] Fetching chttpparser
[15/238] Fetching chttpparser, prorsumnet
[99/3603] Fetching chttpparser, prorsumnet, clibressl
Fetched https://github.com/Zewo/CHTTPParser.git from cache (1.32s)
Fetched https://github.com/noppoman/ProrsumNet.git from cache (1.32s)
Computing version for https://github.com/noppoman/ProrsumNet.git
Fetched https://github.com/vapor/clibressl.git from cache (1.33s)
Computed https://github.com/noppoman/ProrsumNet.git at 0.1.3 (1.95s)
Computing version for https://github.com/Zewo/CHTTPParser.git
error: package 'package.swift' is using Swift tools version 3.1.0 which is no longer supported; consider using '// swift-tools-version: 6.1' to specify the current tools version
========================================
Build
========================================
Selected platform:         macosSpm
Swift version:             6.1
Building package at path:  $PWD
https://github.com/noppoman/prorsum.git
https://github.com/noppoman/prorsum.git
{
  "dependencies" : [
    {
      "identity" : "chttpparser",
      "requirement" : {
        "exact" : [
          "0.14.0"
        ]
      },
      "type" : "sourceControl",
      "url" : "https://github.com/Zewo/CHTTPParser.git"
    },
    {
      "identity" : "prorsumnet",
      "requirement" : {
        "range" : [
          {
            "lower_bound" : "0.1.2",
            "upper_bound" : "1.0.0"
          }
        ]
      },
      "type" : "sourceControl",
      "url" : "https://github.com/noppoman/ProrsumNet.git"
    }
  ],
  "manifest_display_name" : "Prorsum",
  "name" : "Prorsum",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
  ],
  "products" : [
    {
      "name" : "prorsum-performance",
      "targets" : [
        "Performance"
      ],
      "type" : {
        "executable" : null
      }
    },
    {
      "name" : "Prorsum",
      "targets" : [
        "Prorsum"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "ProrsumTests",
      "module_type" : "SwiftTarget",
      "name" : "ProrsumTests",
      "path" : "Tests/ProrsumTests",
      "sources" : [
        "ChannelTests.swift",
        "HTTPClientTests.swift",
        "HTTPServerTests.swift",
        "ProrsumTests.swift",
        "SelectTests.swift",
        "WaitGroupTests.swift"
      ],
      "target_dependencies" : [
        "Prorsum"
      ],
      "type" : "test"
    },
    {
      "c99name" : "Prorsum",
      "module_type" : "SwiftTarget",
      "name" : "Prorsum",
      "path" : "Sources/Prorsum",
      "product_dependencies" : [
        "CHTTPParser",
        "ProrsumNet"
      ],
      "product_memberships" : [
        "prorsum-performance",
        "Prorsum"
      ],
      "sources" : [
        "Go/Channel.swift",
        "Go/Once.swift",
        "Go/PThread.swift",
        "Go/Prorsum.swift",
        "Go/Queue.swift",
        "Go/Select.swift",
        "Go/Stack.swift",
        "Go/WaitGroup.swift",
        "HTTP/HTTPClient.swift",
        "HTTP/HTTPServer.swift",
        "HTTP/MediaType/MediaType.swift",
        "HTTP/Message/AttributedCookie.swift",
        "HTTP/Message/Body.swift",
        "HTTP/Message/Cookie.swift",
        "HTTP/Message/Headers.swift",
        "HTTP/Message/Message.swift",
        "HTTP/Message/Request.swift",
        "HTTP/Message/Response.swift",
        "HTTP/Message/Status.swift",
        "HTTP/Message/Versioin.swift",
        "HTTP/Parser/Parser.swift",
        "HTTP/Serializer/BodyStream.swift",
        "HTTP/Serializer/RequestSerializer.swift",
        "HTTP/Serializer/ResponseSerializer.swift",
        "HTTP/StreamWriter/RequestWriter.swift",
        "HTTP/StreamWriter/ResponseWriter.swift",
        "WebSocket/Client/WebSocketClient.swift",
        "WebSocket/CloseCode.swift",
        "WebSocket/Data+WebsocketCompute.swift",
        "WebSocket/EventEmitter.swift",
        "WebSocket/EventListener.swift",
        "WebSocket/Frame.swift",
        "WebSocket/Request+Websocket.swift",
        "WebSocket/Response+Websocket.swift",
        "WebSocket/SHA1.swift",
        "WebSocket/WebSocket.swift"
      ],
      "type" : "library"
    },
    {
      "c99name" : "Performance",
      "module_type" : "SwiftTarget",
      "name" : "Performance",
      "path" : "Sources/Performance",
      "product_memberships" : [
        "prorsum-performance"
      ],
      "sources" : [
        "Channel.swift",
        "HTTPServer.swift",
        "main.swift"
      ],
      "target_dependencies" : [
        "Prorsum"
      ],
      "type" : "executable"
    }
  ],
  "tools_version" : "4.0"
}
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-16.3.0.app xcrun swift build --arch arm64 -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
Updating https://github.com/Zewo/CHTTPParser.git
Updating https://github.com/noppoman/ProrsumNet.git
Updated https://github.com/Zewo/CHTTPParser.git (0.41s)
Updated https://github.com/noppoman/ProrsumNet.git (0.41s)
Computing version for https://github.com/Zewo/CHTTPParser.git
error: package 'package.swift' is using Swift tools version 3.1.0 which is no longer supported; consider using '// swift-tools-version: 6.1' to specify the current tools version
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-16.3.0.app xcrun swift build --arch arm64
Updating https://github.com/noppoman/ProrsumNet.git
Updating https://github.com/Zewo/CHTTPParser.git
Updated https://github.com/Zewo/CHTTPParser.git (0.46s)
Updated https://github.com/noppoman/ProrsumNet.git (0.46s)
Computing version for https://github.com/Zewo/CHTTPParser.git
error: package 'package.swift' is using Swift tools version 3.1.0 which is no longer supported; consider using '// swift-tools-version: 6.1' to specify the current tools version
BUILD FAILURE 6.1 macosSpm