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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 FileSystem, reference 0.3.0 (8d8f80), with Swift 6.0 (beta) for Linux on 16 Sep 2024 13:58:37 UTC.

Build Command

bash -c docker run --pull=always --rm -v "checkouts-4606859-1":/host -w "$PWD" registry.gitlab.com/finestructure/spi-images:basic-6.0-latest swift build --triple x86_64-unknown-linux-gnu -Xswiftc -Xfrontend -Xswiftc -stats-output-dir -Xswiftc -Xfrontend -Xswiftc .stats -Xswiftc -strict-concurrency=complete 2>&1

Build Log

========================================
RunAll
========================================
Builder version: 4.53.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/tuist/FileSystem.git
Reference: 0.3.0
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/tuist/FileSystem
 * tag               0.3.0      -> FETCH_HEAD
HEAD is now at 8d8f801 Install git cliff
Cloned https://github.com/tuist/FileSystem.git
Revision (git rev-parse @):
8d8f801c510cbb1592c53140772bf8b73a2df73c
SUCCESS checkout https://github.com/tuist/FileSystem.git at 0.3.0
========================================
Build
========================================
Selected platform:         linux
Swift version:             6.0
Building package at path:  $PWD
https://github.com/tuist/FileSystem.git
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-4606859-1":/host -w "$PWD" registry.gitlab.com/finestructure/spi-images:basic-6.0-latest swift build --triple x86_64-unknown-linux-gnu -Xswiftc -Xfrontend -Xswiftc -stats-output-dir -Xswiftc -Xfrontend -Xswiftc .stats -Xswiftc -strict-concurrency=complete 2>&1
basic-6.0-latest: Pulling from finestructure/spi-images
Digest: sha256:9d7dab235f2b0b46edadd73b1fb0c3b5323df02053420324a4a2f8ca89cb54a5
Status: Image is up to date for registry.gitlab.com/finestructure/spi-images:basic-6.0-latest
Fetching https://github.com/apple/swift-log
Fetching https://github.com/weichsel/ZIPFoundation
Fetching https://github.com/apple/swift-system.git
Fetching https://github.com/tuist/Path
Fetching https://github.com/apple/swift-collections.git
Fetching https://github.com/apple/swift-atomics.git
[1/287] Fetching path
[288/5741] Fetching path, zipfoundation
[289/9327] Fetching path, zipfoundation, swift-log
[869/10896] Fetching path, zipfoundation, swift-log, swift-atomics
[1246/14534] Fetching path, zipfoundation, swift-log, swift-atomics, swift-system
[9900/29568] Fetching path, zipfoundation, swift-log, swift-atomics, swift-system, swift-collections
Fetched https://github.com/apple/swift-log from cache (0.44s)
Fetched https://github.com/apple/swift-atomics.git from cache (0.44s)
Fetching https://github.com/apple/swift-nio
[12236/24413] Fetching path, zipfoundation, swift-system, swift-collections
Fetched https://github.com/tuist/Path from cache (1.08s)
Fetched https://github.com/apple/swift-system.git from cache (1.08s)
Fetched https://github.com/weichsel/ZIPFoundation from cache (1.09s)
Fetched https://github.com/apple/swift-collections.git from cache (1.18s)
[1/69798] Fetching swift-nio
Fetched https://github.com/apple/swift-nio from cache (4.72s)
Computing version for https://github.com/weichsel/ZIPFoundation
Computed https://github.com/weichsel/ZIPFoundation at 0.9.19 (0.46s)
Computing version for https://github.com/apple/swift-log
Computed https://github.com/apple/swift-log at 1.6.1 (0.43s)
Computing version for https://github.com/tuist/Path
Computed https://github.com/tuist/Path at 0.3.0 (2.47s)
Computing version for https://github.com/apple/swift-nio
Computed https://github.com/apple/swift-nio at 2.72.0 (0.73s)
Computing version for https://github.com/apple/swift-system.git
Computed https://github.com/apple/swift-system.git at 1.2.1 (0.50s)
Computing version for https://github.com/apple/swift-collections.git
Computed https://github.com/apple/swift-collections.git at 1.1.0 (0.80s)
Computing version for https://github.com/apple/swift-atomics.git
Computed https://github.com/apple/swift-atomics.git at 1.2.0 (0.47s)
Creating working copy for https://github.com/apple/swift-system.git
Working copy of https://github.com/apple/swift-system.git resolved at 1.2.1
Creating working copy for https://github.com/weichsel/ZIPFoundation
Working copy of https://github.com/weichsel/ZIPFoundation resolved at 0.9.19
Creating working copy for https://github.com/apple/swift-nio
Working copy of https://github.com/apple/swift-nio resolved at 2.72.0
Creating working copy for https://github.com/apple/swift-log
Working copy of https://github.com/apple/swift-log resolved at 1.6.1
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/tuist/Path
Working copy of https://github.com/tuist/Path resolved at 0.3.0
Creating working copy for https://github.com/apple/swift-collections.git
Working copy of https://github.com/apple/swift-collections.git resolved at 1.1.0
warning: 'zipfoundation': found 1 file(s) which are unhandled; explicitly declare them as resources or exclude from the target
    /host/spi-builder-workspace/.build/checkouts/ZIPFoundation/Sources/ZIPFoundation/Resources/PrivacyInfo.xcprivacy
Building for debugging...
[0/42] Compiling CNIODarwin shim.c
[1/42] Compiling CNIOLinux liburing_shims.c
[1/42] Compiling CNIOWindows shim.c
[2/42] Compiling CNIOWindows WSAStartup.c
[4/42] Write sources
[19/42] Compiling _AtomicsShims.c
[20/42] Compiling CSystem shims.c
[21/42] Compiling CNIOLinux shim.c
[22/42] Write swift-version-24593BA9C3E375BF.txt
[24/108] Emitting module Path
[24/108] Compiling c-nioatomics.c
[25/113] Compiling c-atomics.c
[27/132] Compiling _NIODataStructures _TinyArray.swift
[28/132] Compiling Atomics ManagedAtomic.swift
[29/132] Compiling Atomics ManagedAtomicLazyReference.swift
[30/134] Compiling Path Path.swift
[31/135] Compiling Atomics AtomicMemoryOrderings.swift
[32/135] Compiling Atomics DoubleWord.swift
[33/135] Compiling Atomics AtomicReference.swift
[34/135] Compiling Atomics AtomicStorage.swift
[35/135] Compiling Atomics AtomicValue.swift
[40/137] Compiling _NIOBase64 Base64.swift
[41/137] Emitting module _NIOBase64
[43/138] Compiling _NIODataStructures PriorityQueue.swift
[44/138] Compiling Atomics IntegerConformances.swift
[45/138] Compiling Atomics PointerConformances.swift
[46/138] Compiling Atomics OptionalRawRepresentable.swift
[47/138] Compiling Atomics RawRepresentable.swift
[48/138] Compiling Atomics AtomicBool.swift
[49/138] Compiling Atomics Primitives.native.swift
[50/138] Compiling Atomics Primitives.shims.swift
[51/138] Compiling Atomics AtomicInteger.swift
[52/138] Emitting module _CollectionsUtilities
[53/138] Compiling Atomics AtomicOptionalWrappable.swift
[63/140] Compiling _CollectionsUtilities UnsafeBufferPointer+Extras.swift
[64/140] Compiling _CollectionsUtilities UnsafeMutableBufferPointer+Extras.swift
[68/140] Compiling Atomics IntegerOperations.swift
[69/140] Compiling Atomics Unmanaged extensions.swift
[73/140] Wrapping AST for Path for debugging
[74/146] Wrapping AST for _NIOBase64 for debugging
[81/147] Compiling NIOConcurrencyHelpers NIOLockedValueBox.swift
[81/147] Wrapping AST for _CollectionsUtilities for debugging
[83/163] Compiling DequeModule Deque+Extras.swift
[84/163] Compiling DequeModule Deque+Hashable.swift
[85/163] Compiling DequeModule Deque+Sendable.swift
[86/163] Compiling DequeModule Deque+Testing.swift
[87/163] Compiling DequeModule Deque._Storage.swift
[88/163] Compiling DequeModule Deque._UnsafeHandle.swift
[89/163] Emitting module SystemPackage
[90/163] Compiling DequeModule Deque.swift
[91/163] Compiling DequeModule _DequeBuffer.swift
[92/163] Compiling DequeModule _DequeBufferHeader.swift
[96/163] Compiling Logging MetadataProvider.swift
[97/163] Emitting module Logging
[98/163] Compiling Logging Locks.swift
[99/163] Compiling NIOConcurrencyHelpers lock.swift
[100/163] Emitting module _NIODataStructures
[101/163] Compiling _NIODataStructures Heap.swift
[102/164] Compiling SystemPackage Util.swift
[103/164] Compiling SystemPackage UtilConsumers.swift
[104/165] Compiling DequeModule Deque+Descriptions.swift
[105/165] Compiling DequeModule Deque+Equatable.swift
[106/167] Compiling Logging Logging.swift
[107/167] Compiling Logging LogHandler.swift
[112/168] Compiling DequeModule Deque+Collection.swift
[113/168] Compiling DequeModule Deque+CustomReflectable.swift
[114/168] Compiling DequeModule Deque+ExpressibleByArrayLiteral.swift
[114/168] Wrapping AST for _NIODataStructures for debugging
[116/168] Wrapping AST for SystemPackage for debugging
[118/168] Emitting module NIOConcurrencyHelpers
[118/168] Wrapping AST for Logging for debugging
[122/168] Compiling NIOConcurrencyHelpers NIOAtomic.swift
[123/168] Compiling NIOConcurrencyHelpers NIOLock.swift
[124/168] Compiling NIOConcurrencyHelpers atomics.swift
[130/169] Compiling DequeModule _DequeSlot.swift
[131/169] Compiling DequeModule _UnsafeWrappedBuffer.swift
[132/169] Emitting module Atomics
[135/170] Wrapping AST for NIOConcurrencyHelpers for debugging
[136/170] Wrapping AST for Atomics for debugging
[138/170] Compiling DequeModule Deque+Codable.swift
[144/172] Emitting module ZIPFoundation
[161/172] Compiling ZIPFoundation FileManager+ZIPDeprecated.swift
[162/172] Compiling ZIPFoundation URL+ZIP.swift
[164/173] Emitting module DequeModule
[164/174] Wrapping AST for ZIPFoundation for debugging
[166/174] Wrapping AST for DequeModule for debugging
[168/231] Compiling NIOCore GlobalSingletons.swift
[169/231] Compiling NIOCore IO.swift
[170/231] Compiling NIOCore IOData.swift
[171/231] Compiling NIOCore IPProtocol.swift
[172/231] Compiling NIOCore IntegerBitPacking.swift
[173/231] Compiling NIOCore IntegerTypes.swift
[174/231] Compiling NIOCore Interfaces.swift
[175/231] Compiling NIOCore Linux.swift
[176/239] Compiling NIOCore AddressedEnvelope.swift
[177/239] Compiling NIOCore AsyncAwaitSupport.swift
[178/239] Compiling NIOCore AsyncChannel.swift
[179/239] Compiling NIOCore AsyncChannelHandler.swift
[180/239] Compiling NIOCore AsyncChannelInboundStream.swift
[181/239] Compiling NIOCore AsyncChannelOutboundWriter.swift
[182/239] Compiling NIOCore NIOAsyncSequenceProducer.swift
[183/239] Compiling NIOCore NIOAsyncSequenceProducerStrategies.swift
[184/239] Compiling NIOCore ChannelPipeline.swift
[185/239] Compiling NIOCore CircularBuffer.swift
[186/239] Compiling NIOCore Codec.swift
[187/239] Compiling NIOCore ConvenienceOptionSupport.swift
[188/239] Compiling NIOCore DeadChannel.swift
[189/239] Compiling NIOCore DispatchQueue+WithFuture.swift
[190/239] Compiling NIOCore EventLoop+Deprecated.swift
[191/239] Compiling NIOCore EventLoop+SerialExecutor.swift
[192/239] Compiling NIOCore MarkedCircularBuffer.swift
[193/239] Compiling NIOCore MulticastChannel.swift
[194/239] Compiling NIOCore NIOAny.swift
[195/239] Compiling NIOCore NIOCloseOnErrorHandler.swift
[196/239] Compiling NIOCore NIOLoopBound.swift
[197/239] Compiling NIOCore NIOSendable.swift
[198/239] Compiling NIOCore PointerHelpers.swift
[199/239] Compiling NIOCore RecvByteBufferAllocator.swift
[200/239] Compiling NIOCore SingleStepByteToMessageDecoder.swift
[201/239] Compiling NIOCore SocketAddresses.swift
[202/239] Compiling NIOCore SocketOptionProvider.swift
[203/239] Compiling NIOCore SystemCallHelpers.swift
[204/239] Compiling NIOCore TimeAmount+Duration.swift
[205/239] Compiling NIOCore TypeAssistedChannelHandler.swift
[206/239] Compiling NIOCore UniversalBootstrapSupport.swift
[207/239] Compiling NIOCore Utilities.swift
[208/239] Compiling NIOCore NIOAsyncWriter.swift
[209/239] Compiling NIOCore NIOThrowingAsyncSequenceProducer.swift
[210/239] Compiling NIOCore BSDSocketAPI.swift
[211/239] Compiling NIOCore ByteBuffer-aux.swift
[212/239] Compiling NIOCore ByteBuffer-conversions.swift
[213/239] Compiling NIOCore ByteBuffer-core.swift
[214/239] Compiling NIOCore ByteBuffer-hexdump.swift
[215/239] Compiling NIOCore ByteBuffer-int.swift
[216/239] Compiling NIOCore EventLoop.swift
[217/239] Compiling NIOCore EventLoopFuture+AssumeIsolated.swift
[218/239] Compiling NIOCore EventLoopFuture+Deprecated.swift
[219/239] Compiling NIOCore EventLoopFuture+WithEventLoop.swift
[220/239] Compiling NIOCore EventLoopFuture.swift
[221/239] Compiling NIOCore FileDescriptor.swift
[222/239] Compiling NIOCore FileHandle.swift
[223/239] Compiling NIOCore FileRegion.swift
[224/239] Compiling NIOCore ByteBuffer-lengthPrefix.swift
[225/239] Compiling NIOCore ByteBuffer-multi-int.swift
[226/239] Compiling NIOCore ByteBuffer-views.swift
[227/239] Compiling NIOCore Channel.swift
[228/239] Compiling NIOCore ChannelHandler.swift
[229/239] Compiling NIOCore ChannelHandlers.swift
[230/239] Compiling NIOCore ChannelInvoker.swift
[231/239] Compiling NIOCore ChannelOption.swift
[232/239] Emitting module NIOCore
[233/240] Wrapping AST for NIOCore for debugging
[235/288] Compiling NIOPosix ServerSocket.swift
[236/288] Compiling NIOPosix Socket.swift
[237/288] Compiling NIOPosix SocketChannel.swift
[238/288] Compiling NIOPosix SocketProtocols.swift
[239/288] Compiling NIOPosix System.swift
[240/288] Compiling NIOPosix Thread.swift
[241/294] Compiling NIOPosix BSDSocketAPICommon.swift
[242/294] Compiling NIOPosix BSDSocketAPIPosix.swift
[243/294] Compiling NIOPosix BSDSocketAPIWindows.swift
[244/294] Compiling NIOPosix BaseSocket.swift
[245/294] Compiling NIOPosix BaseSocketChannel+SocketOptionProvider.swift
[246/294] Compiling NIOPosix BaseSocketChannel.swift
[247/294] Compiling NIOPosix BaseStreamSocketChannel.swift
[248/294] Emitting module NIOPosix
[249/294] Compiling NIOPosix ThreadPosix.swift
[250/294] Compiling NIOPosix ThreadWindows.swift
[251/294] Compiling NIOPosix UnsafeTransfer.swift
[252/294] Compiling NIOPosix Utilities.swift
[253/294] Compiling NIOPosix VsockAddress.swift
[254/294] Compiling NIOPosix VsockChannelEvents.swift
[255/294] Compiling NIOPosix Pool.swift
[256/294] Compiling NIOPosix PooledRecvBufferAllocator.swift
[257/294] Compiling NIOPosix PosixSingletons+ConcurrencyTakeOver.swift
[258/294] Compiling NIOPosix PosixSingletons.swift
[259/294] Compiling NIOPosix RawSocketBootstrap.swift
[260/294] Compiling NIOPosix Resolver.swift
[261/294] Compiling NIOPosix Selectable.swift
[262/294] Compiling NIOPosix SelectableChannel.swift
[263/294] Compiling NIOPosix SelectableEventLoop.swift
[264/294] Compiling NIOPosix SelectorEpoll.swift
[265/294] Compiling NIOPosix SelectorGeneric.swift
[266/294] Compiling NIOPosix SelectorKqueue.swift
[267/294] Compiling NIOPosix SelectorUring.swift
[268/294] Compiling NIOPosix Bootstrap.swift
[269/294] Compiling NIOPosix ControlMessage.swift
[270/294] Compiling NIOPosix DatagramVectorReadManager.swift
[271/294] Compiling NIOPosix Errors+Any.swift
[272/294] Compiling NIOPosix FileDescriptor.swift
[273/294] Compiling NIOPosix GetaddrinfoResolver.swift
[274/294] Compiling NIOPosix HappyEyeballs.swift
[275/294] Compiling NIOPosix IO.swift
[276/294] Compiling NIOPosix IntegerBitPacking.swift
[277/294] Compiling NIOPosix IntegerTypes.swift
[278/294] Compiling NIOPosix Linux.swift
[279/294] Compiling NIOPosix LinuxCPUSet.swift
[280/294] Compiling NIOPosix LinuxUring.swift
[281/294] Compiling NIOPosix MultiThreadedEventLoopGroup.swift
[282/294] Compiling NIOPosix NIOThreadPool.swift
[283/294] Compiling NIOPosix NonBlockingFileIO.swift
[284/294] Compiling NIOPosix PendingDatagramWritesManager.swift
[285/294] Compiling NIOPosix PendingWritesManager.swift
[286/294] Compiling NIOPosix PipeChannel.swift
[287/294] Compiling NIOPosix PipePair.swift
[288/294] Compiling NIOPosix PointerHelpers.swift
[289/295] Wrapping AST for NIOPosix for debugging
error: compile command failed due to signal 6 (use -v to see invocation)
swift-frontend: /home/build-user/swift/include/swift/SIL/SILType.h:114: swift::SILType::SILType(swift::CanType, swift::SILValueCategory): Assertion `ty->isLegalSILType() && "constructing SILType with type that should have been " "eliminated by SIL lowering"' failed.
Please submit a bug report (https://swift.org/contributing/#reporting-bugs) and include the crash backtrace.
Stack dump:
0.	Program arguments: /usr/bin/swift-frontend -frontend -c /host/spi-builder-workspace/.build/checkouts/swift-nio/Sources/NIOFileSystem/BufferedReader.swift /host/spi-builder-workspace/.build/checkouts/swift-nio/Sources/NIOFileSystem/BufferedWriter.swift /host/spi-builder-workspace/.build/checkouts/swift-nio/Sources/NIOFileSystem/ByteBuffer+FileSystem.swift /host/spi-builder-workspace/.build/checkouts/swift-nio/Sources/NIOFileSystem/ByteCount.swift /host/spi-builder-workspace/.build/checkouts/swift-nio/Sources/NIOFileSystem/Convenience.swift /host/spi-builder-workspace/.build/checkouts/swift-nio/Sources/NIOFileSystem/CopyStrategy.swift /host/spi-builder-workspace/.build/checkouts/swift-nio/Sources/NIOFileSystem/DirectoryEntries.swift /host/spi-builder-workspace/.build/checkouts/swift-nio/Sources/NIOFileSystem/DirectoryEntry.swift /host/spi-builder-workspace/.build/checkouts/swift-nio/Sources/NIOFileSystem/Exports.swift /host/spi-builder-workspace/.build/checkouts/swift-nio/Sources/NIOFileSystem/FileChunks.swift /host/spi-builder-workspace/.build/checkouts/swift-nio/Sources/NIOFileSystem/FileHandle.swift /host/spi-builder-workspace/.build/checkouts/swift-nio/Sources/NIOFileSystem/FileHandleProtocol.swift /host/spi-builder-workspace/.build/checkouts/swift-nio/Sources/NIOFileSystem/FileInfo.swift /host/spi-builder-workspace/.build/checkouts/swift-nio/Sources/NIOFileSystem/FileSystem.swift /host/spi-builder-workspace/.build/checkouts/swift-nio/Sources/NIOFileSystem/FileSystemError+Syscall.swift /host/spi-builder-workspace/.build/checkouts/swift-nio/Sources/NIOFileSystem/FileSystemError.swift /host/spi-builder-workspace/.build/checkouts/swift-nio/Sources/NIOFileSystem/FileSystemProtocol.swift /host/spi-builder-workspace/.build/checkouts/swift-nio/Sources/NIOFileSystem/FileType.swift /host/spi-builder-workspace/.build/checkouts/swift-nio/Sources/NIOFileSystem/Internal/BufferedOrAnyStream.swift /host/spi-builder-workspace/.build/checkouts/swift-nio/Sources/NIOFileSystem/Internal/BufferedStream.swift /host/spi-builder-workspace/.build/checkouts/swift-nio/Sources/NIOFileSystem/Internal/Cancellation.swift -primary-file "/host/spi-builder-workspace/.build/checkouts/swift-nio/Sources/NIOFileSystem/Internal/Concurrency Primitives/UnsafeTransfer.swift" -primary-file /host/spi-builder-workspace/.build/checkouts/swift-nio/Sources/NIOFileSystem/Internal/ParallelDirCopy.swift -primary-file /host/spi-builder-workspace/.build/checkouts/swift-nio/Sources/NIOFileSystem/Internal/String+UnsafeUnititializedCapacity.swift -primary-file "/host/spi-builder-workspace/.build/checkouts/swift-nio/Sources/NIOFileSystem/Internal/System Calls/CInterop.swift" "/host/spi-builder-workspace/.build/checkouts/swift-nio/Sources/NIOFileSystem/Internal/System Calls/Errno.swift" "/host/spi-builder-workspace/.build/checkouts/swift-nio/Sources/NIOFileSystem/Internal/System Calls/FileDescriptor+Syscalls.swift" "/host/spi-builder-workspace/.build/checkouts/swift-nio/Sources/NIOFileSystem/Internal/System Calls/Mocking.swift" "/host/spi-builder-workspace/.build/checkouts/swift-nio/Sources/NIOFileSystem/Internal/System Calls/Syscall.swift" "/host/spi-builder-workspace/.build/checkouts/swift-nio/Sources/NIOFileSystem/Internal/System Calls/Syscalls.swift" /host/spi-builder-workspace/.build/checkouts/swift-nio/Sources/NIOFileSystem/Internal/SystemFileHandle.swift /host/spi-builder-workspace/.build/checkouts/swift-nio/Sources/NIOFileSystem/Internal/Utilities.swift /host/spi-builder-workspace/.build/checkouts/swift-nio/Sources/NIOFileSystem/OpenOptions.swift -supplementary-output-file-map /tmp/TemporaryDirectory.2fkh3L/supplementaryOutputs-6 -target x86_64-unknown-linux-gnu -disable-objc-interop -I /host/spi-builder-workspace/.build/x86_64-unknown-linux-gnu/debug/Modules -enable-testing -g -debug-info-format=dwarf -dwarf-version=4 -module-cache-path /host/spi-builder-workspace/.build/x86_64-unknown-linux-gnu/debug/ModuleCache -suppress-warnings -swift-version 5 -Onone -D SWIFT_PACKAGE -D DEBUG -D ENABLE_MOCKING -stats-output-dir .stats -strict-concurrency=complete -empty-abi-descriptor -resource-dir /usr/lib/swift -enable-anonymous-context-mangled-names -file-compilation-dir /host/spi-builder-workspace -Xcc -fmodule-map-file=/host/spi-builder-workspace/.build/checkouts/swift-system/Sources/CSystem/include/module.modulemap -Xcc -I -Xcc /host/spi-builder-workspace/.build/checkouts/swift-system/Sources/CSystem/include -Xcc -fmodule-map-file=/host/spi-builder-workspace/.build/checkouts/swift-atomics/Sources/_AtomicsShims/include/module.modulemap -Xcc -I -Xcc /host/spi-builder-workspace/.build/checkouts/swift-atomics/Sources/_AtomicsShims/include -Xcc -fmodule-map-file=/host/spi-builder-workspace/.build/checkouts/swift-nio/Sources/CNIOWindows/include/module.modulemap -Xcc -I -Xcc /host/spi-builder-workspace/.build/checkouts/swift-nio/Sources/CNIOWindows/include -Xcc -fmodule-map-file=/host/spi-builder-workspace/.build/x86_64-unknown-linux-gnu/debug/CNIOLinux.build/module.modulemap -Xcc -I -Xcc /host/spi-builder-workspace/.build/checkouts/swift-nio/Sources/CNIOLinux/include -Xcc -fmodule-map-file=/host/spi-builder-workspace/.build/x86_64-unknown-linux-gnu/debug/CNIODarwin.build/module.modulemap -Xcc -I -Xcc /host/spi-builder-workspace/.build/checkouts/swift-nio/Sources/CNIODarwin/include -Xcc -fmodule-map-file=/host/spi-builder-workspace/.build/x86_64-unknown-linux-gnu/debug/CNIOAtomics.build/module.modulemap -Xcc -I -Xcc /host/spi-builder-workspace/.build/checkouts/swift-nio/Sources/CNIOAtomics/include -Xcc -fPIC -Xcc -g -Xcc -fno-omit-frame-pointer -module-name _NIOFileSystem -plugin-path /usr/lib/swift/host/plugins -plugin-path /usr/local/lib/swift/host/plugins -parse-as-library -o /host/spi-builder-workspace/.build/x86_64-unknown-linux-gnu/debug/_NIOFileSystem.build/UnsafeTransfer.swift.o -o /host/spi-builder-workspace/.build/x86_64-unknown-linux-gnu/debug/_NIOFileSystem.build/ParallelDirCopy.swift.o -o /host/spi-builder-workspace/.build/x86_64-unknown-linux-gnu/debug/_NIOFileSystem.build/String+UnsafeUnititializedCapacity.swift.o -o /host/spi-builder-workspace/.build/x86_64-unknown-linux-gnu/debug/_NIOFileSystem.build/CInterop.swift.o -index-store-path /host/spi-builder-workspace/.build/x86_64-unknown-linux-gnu/debug/index/store -index-system-modules
1.	Swift version 6.0-dev (LLVM c3efe9282719c35, Swift b163fed2b3101e0)
2.	Compiling with effective version 5.10
3.	While evaluating request ExecuteSILPipelineRequest(Run pipelines { Mandatory Diagnostic Passes + Enabling Optimization Passes } on SIL for _NIOFileSystem)
4.	While running pass #157 SILFunctionTransform "TransferNonSendable" on SILFunction "@$s14_NIOFileSystem04FileB0V21copyDirectoryParallel4from2to23maxConcurrentOperations23shouldProceedAfterError0L8CopyItemy0B7Package0C4PathV_ALSiyAA0E5EntryV_s0O0_ptYaYbKcSbAN_ALtYaYbctYaKFyScgyytsAO_pGzYaKXEfU_06onNextQ0L_ySbAC03DirpQ0OF".
 for 'onNextItem(_:)' (at /host/spi-builder-workspace/.build/checkouts/swift-nio/Sources/NIOFileSystem/Internal/ParallelDirCopy.swift:82:13)
Stack dump without symbol names (ensure you have llvm-symbolizer in your PATH or set the environment var `LLVM_SYMBOLIZER_PATH` to point to it):
0  swift-frontend 0x000055e5ff1682b7
1  swift-frontend 0x000055e5ff16600e
2  swift-frontend 0x000055e5ff16892a
3  libc.so.6      0x00007f0a44c5f520
4  libc.so.6      0x00007f0a44cb39fc pthread_kill + 300
5  libc.so.6      0x00007f0a44c5f476 raise + 22
6  libc.so.6      0x00007f0a44c457f3 abort + 211
7  libc.so.6      0x00007f0a44c4571b
8  libc.so.6      0x00007f0a44c56e96
9  swift-frontend 0x000055e5f923d12b
10 swift-frontend 0x000055e5f9238ca7
11 swift-frontend 0x000055e5f8cdf3f8
12 swift-frontend 0x000055e5f8ce06e1
13 swift-frontend 0x000055e5f8ce38ec
14 swift-frontend 0x000055e5f8cdd208
15 swift-frontend 0x000055e5f8cdd1bd
16 swift-frontend 0x000055e5f8d1a4ba
17 swift-frontend 0x000055e5f8d05fe6
18 swift-frontend 0x000055e5f8cdd3fd
19 swift-frontend 0x000055e5f8d07a31
20 swift-frontend 0x000055e5f86a4767
21 swift-frontend 0x000055e5f8372d53
22 swift-frontend 0x000055e5f8371d7b
23 swift-frontend 0x000055e5f8382905
24 swift-frontend 0x000055e5f8375127
25 swift-frontend 0x000055e5f8373e7a
26 swift-frontend 0x000055e5f8129fce
27 libc.so.6      0x00007f0a44c46d90
28 libc.so.6      0x00007f0a44c46e40 __libc_start_main + 128
29 swift-frontend 0x000055e5f8129075
BUILD FAILURE 6.0 linux