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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 NIOErrorKit, reference 0.0.1 (740848), with Swift 6.1 for Linux on 25 Apr 2025 13:20:24 UTC.

Swift 6 data race errors: 0

Build Command

bash -c docker run --pull=always --rm -v "checkouts-4609320-2":/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/einstore/nioerrorkit.git
Reference: 0.0.1
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/einstore/nioerrorkit
 * tag               0.0.1      -> FETCH_HEAD
HEAD is now at 7408484 initial upload
Cloned https://github.com/einstore/nioerrorkit.git
Revision (git rev-parse @):
74084844f7def572171311f450cb7d3df0da87c4
SUCCESS checkout https://github.com/einstore/nioerrorkit.git at 0.0.1
========================================
Build
========================================
Selected platform:         linux
Swift version:             6.1
Building package at path:  $PWD
https://github.com/einstore/nioerrorkit.git
https://github.com/einstore/nioerrorkit.git
WARNING: environment variable SUPPRESS_SWIFT_6_FLAGS is not set
{
  "dependencies" : [
    {
      "identity" : "swift-nio",
      "requirement" : {
        "range" : [
          {
            "lower_bound" : "2.3.0",
            "upper_bound" : "3.0.0"
          }
        ]
      },
      "type" : "sourceControl",
      "url" : "https://github.com/apple/swift-nio.git"
    },
    {
      "identity" : "weberrorkit",
      "requirement" : {
        "range" : [
          {
            "lower_bound" : "0.0.1",
            "upper_bound" : "1.0.0"
          }
        ]
      },
      "type" : "sourceControl",
      "url" : "https://github.com/Einstore/WebErrorKit.git"
    }
  ],
  "manifest_display_name" : "NIOErrorKit",
  "name" : "NIOErrorKit",
  "path" : "/host/spi-builder-workspace",
  "platforms" : [
  ],
  "products" : [
    {
      "name" : "NIOErrorKit",
      "targets" : [
        "NIOErrorKit"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "NIOErrorKit",
      "module_type" : "SwiftTarget",
      "name" : "NIOErrorKit",
      "path" : "Sources/NIOErrorKit",
      "product_dependencies" : [
        "WebErrorKit",
        "NIO",
        "NIOHTTP1"
      ],
      "product_memberships" : [
        "NIOErrorKit"
      ],
      "sources" : [
        "Exports.swift",
        "WebError+NIO.swift"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "5.1"
}
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-4609320-2":/host -w "$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
Fetching https://github.com/apple/swift-nio.git
Fetching https://github.com/Einstore/WebErrorKit.git
[1/28] Fetching weberrorkit
[29/75459] Fetching weberrorkit, swift-nio
Fetched https://github.com/Einstore/WebErrorKit.git from cache (3.98s)
Fetched https://github.com/apple/swift-nio.git from cache (4.07s)
Computing version for https://github.com/Einstore/WebErrorKit.git
Computed https://github.com/Einstore/WebErrorKit.git at 0.0.1 (4.93s)
Computing version for https://github.com/apple/swift-nio.git
Computed https://github.com/apple/swift-nio.git at 2.82.0 (0.74s)
Fetching https://github.com/apple/swift-atomics.git
Fetching https://github.com/apple/swift-system.git
Fetching https://github.com/apple/swift-collections.git
[1/1705] Fetching swift-atomics
[530/6058] Fetching swift-atomics, swift-system
[6059/22300] Fetching swift-atomics, swift-system, swift-collections
Fetched https://github.com/apple/swift-atomics.git from cache (1.71s)
Fetched https://github.com/apple/swift-system.git from cache (1.71s)
Fetched https://github.com/apple/swift-collections.git from cache (1.73s)
Computing version for https://github.com/apple/swift-atomics.git
Computed https://github.com/apple/swift-atomics.git at 1.2.0 (3.06s)
Computing version for https://github.com/apple/swift-system.git
Computed https://github.com/apple/swift-system.git at 1.4.2 (0.45s)
Computing version for https://github.com/apple/swift-collections.git
Computed https://github.com/apple/swift-collections.git at 1.1.4 (1.52s)
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/Einstore/WebErrorKit.git
Working copy of https://github.com/Einstore/WebErrorKit.git resolved at 0.0.1
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-nio.git
Working copy of https://github.com/apple/swift-nio.git resolved at 2.82.0
Creating working copy for https://github.com/apple/swift-system.git
Working copy of https://github.com/apple/swift-system.git resolved at 1.4.2
Building for debugging...
[0/26] Write sources
[12/26] Compiling CNIOWASI CNIOWASI.c
[13/26] Compiling _AtomicsShims.c
[14/26] Compiling CNIOWindows shim.c
[15/26] Compiling CNIOWindows WSAStartup.c
[15/26] Compiling CNIOLinux liburing_shims.c
[17/26] Compiling CNIODarwin shim.c
[18/26] Write sources
[19/26] Compiling CNIOLLHTTP c_nio_http.c
[20/26] Compiling CNIOLinux shim.c
[21/26] Compiling CNIOLLHTTP c_nio_api.c
[22/26] Write swift-version-24593BA9C3E375BF.txt
[23/26] Compiling CNIOLLHTTP c_nio_llhttp.c
[25/76] Emitting module InternalCollectionsUtilities
[25/78] Compiling c-nioatomics.c
[27/78] Compiling Atomics UnsafeAtomic.swift
[28/78] Compiling Atomics UnsafeAtomicLazyReference.swift
[29/78] Compiling Atomics AtomicStorage.swift
[30/78] Compiling Atomics AtomicValue.swift
[31/78] Emitting module WebErrorKit
[32/78] Emitting module Atomics
[33/78] Compiling _NIOBase64 Base64.swift
[34/79] Emitting module _NIOBase64
[35/80] Compiling InternalCollectionsUtilities UnsafeBufferPointer+Extras.swift
[36/80] Compiling InternalCollectionsUtilities UnsafeMutableBufferPointer+Extras.swift
[37/81] Compiling WebErrorKit WebError+RawRepresentable.swift
[38/81] Compiling WebErrorKit WebError+Serializable.swift
[39/81] Compiling WebErrorKit SerializableWebError.swift
[40/81] Compiling WebErrorKit WebError.swift
[41/81] Compiling _NIODataStructures _TinyArray.swift
[42/81] Compiling _NIODataStructures PriorityQueue.swift
[43/81] Compiling Atomics PointerConformances.swift
[44/81] Compiling Atomics Primitives.native.swift
[45/81] Compiling WebErrorKit String+Codify.swift
[46/81] Compiling Atomics Primitives.shims.swift
[47/81] Compiling Atomics AtomicInteger.swift
[48/81] Compiling Atomics AtomicOptionalWrappable.swift
[52/81] Compiling Atomics OptionalRawRepresentable.swift
[53/81] Compiling Atomics RawRepresentable.swift
[54/81] Compiling Atomics AtomicBool.swift
[55/81] Compiling Atomics AtomicMemoryOrderings.swift
[56/81] Compiling Atomics DoubleWord.swift
[57/81] Compiling Atomics AtomicReference.swift
[59/81] Compiling Atomics IntegerConformances.swift
[68/82] Compiling c-atomics.c
[70/82] Compiling WebErrorKit WebErrorContent.swift
[78/88] Compiling Atomics IntegerOperations.swift
[79/88] Compiling Atomics Unmanaged extensions.swift
[81/104] Compiling DequeModule _DequeBuffer.swift
[82/104] Compiling DequeModule _DequeBufferHeader.swift
[83/106] Compiling NIOConcurrencyHelpers NIOAtomic.swift
[84/106] Emitting module _NIODataStructures
[85/106] Compiling _NIODataStructures Heap.swift
[87/107] Compiling DequeModule Deque+Equatable.swift
[88/107] Compiling DequeModule Deque+ExpressibleByArrayLiteral.swift
[89/107] Compiling DequeModule Deque+CustomReflectable.swift
[90/107] Compiling DequeModule Deque+Descriptions.swift
[91/107] Compiling NIOConcurrencyHelpers lock.swift
[92/107] Compiling NIOConcurrencyHelpers NIOLockedValueBox.swift
[93/107] Compiling NIOConcurrencyHelpers atomics.swift
[94/107] Compiling NIOConcurrencyHelpers NIOLock.swift
[95/107] Emitting module NIOConcurrencyHelpers
[96/108] Compiling DequeModule Deque+Extras.swift
[97/108] Compiling DequeModule Deque+Hashable.swift
[99/108] Compiling DequeModule _DequeSlot.swift
[100/108] Compiling DequeModule _UnsafeWrappedBuffer.swift
[101/108] Compiling WebErrorKit Exports.swift
[102/109] Compiling DequeModule Deque+Testing.swift
[103/109] Compiling DequeModule Deque._Storage.swift
[104/109] Compiling DequeModule Deque._UnsafeHandle.swift
[105/109] Compiling DequeModule Deque.swift
[107/109] Compiling DequeModule Deque+Codable.swift
[108/109] Compiling DequeModule Deque+Collection.swift
[109/109] Emitting module DequeModule
[111/169] Compiling NIOCore EventLoop.swift
[112/169] Compiling NIOCore EventLoopFuture+AssumeIsolated.swift
[113/169] Compiling NIOCore EventLoopFuture+Deprecated.swift
[114/169] Compiling NIOCore EventLoopFuture+WithEventLoop.swift
[115/169] Compiling NIOCore EventLoopFuture.swift
[116/169] Compiling NIOCore FileDescriptor.swift
[117/169] Compiling NIOCore FileHandle.swift
[118/169] Compiling NIOCore FileRegion.swift
[119/169] Compiling NIOCore ChannelPipeline.swift
[120/169] Compiling NIOCore CircularBuffer.swift
[121/169] Compiling NIOCore Codec.swift
[122/169] Compiling NIOCore ConvenienceOptionSupport.swift
[123/169] Compiling NIOCore DeadChannel.swift
[124/169] Compiling NIOCore DispatchQueue+WithFuture.swift
[125/169] Compiling NIOCore EventLoop+Deprecated.swift
[126/169] Compiling NIOCore EventLoop+SerialExecutor.swift
[127/177] Compiling NIOCore AddressedEnvelope.swift
[128/177] Compiling NIOCore AsyncAwaitSupport.swift
[129/177] Compiling NIOCore AsyncChannel.swift
[130/177] Compiling NIOCore AsyncChannelHandler.swift
[131/177] Compiling NIOCore AsyncChannelInboundStream.swift
[132/177] Compiling NIOCore AsyncChannelOutboundWriter.swift
[133/177] Compiling NIOCore NIOAsyncSequenceProducer.swift
[134/177] Compiling NIOCore NIOAsyncSequenceProducerStrategies.swift
[135/177] Compiling NIOCore NIOAsyncWriter.swift
[136/177] Compiling NIOCore GlobalSingletons.swift
[137/177] Compiling NIOCore IO.swift
[138/177] Compiling NIOCore IOData.swift
[139/177] Compiling NIOCore IPProtocol.swift
[140/177] Compiling NIOCore IntegerBitPacking.swift
[141/177] Compiling NIOCore IntegerTypes.swift
[142/177] Compiling NIOCore Interfaces.swift
[143/177] Compiling NIOCore Linux.swift
[144/177] Compiling NIOCore MarkedCircularBuffer.swift
[145/177] Compiling NIOCore MulticastChannel.swift
[146/177] Compiling NIOCore NIOAny.swift
[147/177] Compiling NIOCore NIOCloseOnErrorHandler.swift
[148/177] Compiling NIOCore NIOLoopBound.swift
[149/177] Compiling NIOCore NIOScheduledCallback.swift
[150/177] Compiling NIOCore NIOSendable.swift
[151/177] Compiling NIOCore RecvByteBufferAllocator.swift
[152/177] Compiling NIOCore NIOThrowingAsyncSequenceProducer.swift
[153/177] Compiling NIOCore BSDSocketAPI.swift
[154/177] Compiling NIOCore ByteBuffer-aux.swift
[155/177] Compiling NIOCore ByteBuffer-binaryEncodedLengthPrefix.swift
[156/177] Compiling NIOCore ByteBuffer-conversions.swift
[157/177] Compiling NIOCore ByteBuffer-core.swift
[158/177] Compiling NIOCore ByteBuffer-hex.swift
[159/177] Compiling NIOCore ByteBuffer-int.swift
[160/177] Compiling NIOCore ByteBuffer-lengthPrefix.swift
[161/177] Compiling NIOCore SingleStepByteToMessageDecoder.swift
[162/177] Compiling NIOCore SocketAddresses.swift
[163/177] Compiling NIOCore SocketOptionProvider.swift
[164/177] Compiling NIOCore SystemCallHelpers.swift
[165/177] Compiling NIOCore TimeAmount+Duration.swift
[166/177] Compiling NIOCore TypeAssistedChannelHandler.swift
[167/177] Compiling NIOCore UniversalBootstrapSupport.swift
[168/177] Compiling NIOCore Utilities.swift
[169/177] Compiling NIOCore ByteBuffer-multi-int.swift
[170/177] Compiling NIOCore ByteBuffer-quicBinaryEncodingStrategy.swift
[171/177] Compiling NIOCore ByteBuffer-views.swift
[172/177] Compiling NIOCore Channel.swift
[173/177] Compiling NIOCore ChannelHandler.swift
[174/177] Compiling NIOCore ChannelHandlers.swift
[175/177] Compiling NIOCore ChannelInvoker.swift
[176/177] Compiling NIOCore ChannelOption.swift
[177/177] Emitting module NIOCore
[179/229] Compiling NIOEmbedded AsyncTestingChannel.swift
[180/229] Compiling NIOEmbedded AsyncTestingEventLoop.swift
[181/229] Emitting module NIOEmbedded
[182/229] Compiling NIOEmbedded Embedded.swift
[184/230] Compiling NIOPosix ServerSocket.swift
[185/230] Compiling NIOPosix Socket.swift
[186/230] Compiling NIOPosix SocketChannel.swift
[187/230] Compiling NIOPosix SocketProtocols.swift
[188/230] Compiling NIOPosix System.swift
[189/230] Compiling NIOPosix Thread.swift
[190/236] Compiling NIOPosix PooledRecvBufferAllocator.swift
[191/236] Compiling NIOPosix PosixSingletons+ConcurrencyTakeOver.swift
[192/236] Compiling NIOPosix PosixSingletons.swift
[193/236] Compiling NIOPosix RawSocketBootstrap.swift
[194/236] Compiling NIOPosix Resolver.swift
[195/236] Compiling NIOPosix Selectable.swift
[196/236] Compiling NIOPosix SelectableChannel.swift
[197/236] Compiling NIOPosix SelectableEventLoop.swift
[198/236] Compiling NIOPosix SelectorEpoll.swift
[199/236] Compiling NIOPosix SelectorGeneric.swift
[200/236] Compiling NIOPosix SelectorKqueue.swift
[201/236] Compiling NIOPosix SelectorUring.swift
[202/236] Compiling NIOPosix BSDSocketAPICommon.swift
[203/236] Compiling NIOPosix BSDSocketAPIPosix.swift
[204/236] Compiling NIOPosix BSDSocketAPIWindows.swift
[205/236] Compiling NIOPosix BaseSocket.swift
[206/236] Compiling NIOPosix BaseSocketChannel+SocketOptionProvider.swift
[207/236] Compiling NIOPosix BaseSocketChannel.swift
[208/236] Compiling NIOPosix BaseStreamSocketChannel.swift
[209/236] Compiling NIOPosix ThreadPosix.swift
[210/236] Compiling NIOPosix ThreadWindows.swift
[211/236] Compiling NIOPosix UnsafeTransfer.swift
[212/236] Compiling NIOPosix Utilities.swift
[213/236] Compiling NIOPosix VsockAddress.swift
[214/236] Compiling NIOPosix VsockChannelEvents.swift
[215/236] Emitting module NIOPosix
[216/236] Compiling NIOPosix Bootstrap.swift
[217/236] Compiling NIOPosix ControlMessage.swift
[218/236] Compiling NIOPosix DatagramVectorReadManager.swift
[219/236] Compiling NIOPosix Errors+Any.swift
[220/236] Compiling NIOPosix FileDescriptor.swift
[221/236] Compiling NIOPosix GetaddrinfoResolver.swift
[222/236] Compiling NIOPosix HappyEyeballs.swift
[223/236] Compiling NIOPosix NIOThreadPool.swift
[224/236] Compiling NIOPosix NonBlockingFileIO.swift
[225/236] Compiling NIOPosix PendingDatagramWritesManager.swift
[226/236] Compiling NIOPosix PendingWritesManager.swift
[227/236] Compiling NIOPosix PipeChannel.swift
[228/236] Compiling NIOPosix PipePair.swift
[229/236] Compiling NIOPosix Pool.swift
[230/236] Compiling NIOPosix IO.swift
[231/236] Compiling NIOPosix IntegerBitPacking.swift
[232/236] Compiling NIOPosix IntegerTypes.swift
[233/236] Compiling NIOPosix Linux.swift
[234/236] Compiling NIOPosix LinuxCPUSet.swift
[235/236] Compiling NIOPosix LinuxUring.swift
[236/236] Compiling NIOPosix MultiThreadedEventLoopGroup.swift
[238/239] Compiling NIO Exports.swift
[239/239] Emitting module NIO
[241/256] Emitting module NIOHTTP1
[242/258] Compiling NIOHTTP1 NIOTypedHTTPClientUpgradeHandler.swift
[243/258] Compiling NIOHTTP1 NIOTypedHTTPClientUpgraderStateMachine.swift
[244/258] Compiling NIOHTTP1 HTTPPipelineSetup.swift
[245/258] Compiling NIOHTTP1 HTTPServerPipelineHandler.swift
[246/258] Compiling NIOHTTP1 HTTPServerProtocolErrorHandler.swift
[247/258] Compiling NIOHTTP1 HTTPServerUpgradeHandler.swift
[248/258] Compiling NIOHTTP1 NIOHTTPClientUpgradeHandler.swift
[249/258] Compiling NIOHTTP1 NIOHTTPObjectAggregator.swift
[250/258] Compiling NIOHTTP1 HTTPTypedPipelineSetup.swift
[251/258] Compiling NIOHTTP1 HTTPTypes.swift
[252/258] Compiling NIOHTTP1 HTTPHeaderValidator.swift
[253/258] Compiling NIOHTTP1 HTTPHeaders+Validation.swift
[254/258] Compiling NIOHTTP1 NIOTypedHTTPServerUpgradeHandler.swift
[255/258] Compiling NIOHTTP1 NIOTypedHTTPServerUpgraderStateMachine.swift
[256/258] Compiling NIOHTTP1 ByteCollectionUtils.swift
[257/258] Compiling NIOHTTP1 HTTPDecoder.swift
[258/258] Compiling NIOHTTP1 HTTPEncoder.swift
[260/262] Compiling NIOErrorKit Exports.swift
[261/262] Emitting module NIOErrorKit
[262/262] Compiling NIOErrorKit WebError+NIO.swift
Build complete! (44.43s)
Build complete.
{
  "dependencies" : [
    {
      "identity" : "swift-nio",
      "requirement" : {
        "range" : [
          {
            "lower_bound" : "2.3.0",
            "upper_bound" : "3.0.0"
          }
        ]
      },
      "type" : "sourceControl",
      "url" : "https://github.com/apple/swift-nio.git"
    },
    {
      "identity" : "weberrorkit",
      "requirement" : {
        "range" : [
          {
            "lower_bound" : "0.0.1",
            "upper_bound" : "1.0.0"
          }
        ]
      },
      "type" : "sourceControl",
      "url" : "https://github.com/Einstore/WebErrorKit.git"
    }
  ],
  "manifest_display_name" : "NIOErrorKit",
  "name" : "NIOErrorKit",
  "path" : "/host/spi-builder-workspace",
  "platforms" : [
  ],
  "products" : [
    {
      "name" : "NIOErrorKit",
      "targets" : [
        "NIOErrorKit"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "NIOErrorKit",
      "module_type" : "SwiftTarget",
      "name" : "NIOErrorKit",
      "path" : "Sources/NIOErrorKit",
      "product_dependencies" : [
        "WebErrorKit",
        "NIO",
        "NIOHTTP1"
      ],
      "product_memberships" : [
        "NIOErrorKit"
      ],
      "sources" : [
        "Exports.swift",
        "WebError+NIO.swift"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "5.1"
}
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
Done.