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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 Song with Swift 5.10 for Linux.

Build Command

bash -c docker run --rm -v "checkouts-4606859-1":/host -w "$workDir" registry.gitlab.com/finestructure/spi-images:basic-5.10-latest swift build 2>&1

Build Log

========================================
RunAll
========================================
Builder version: 4.29.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/OperatorFoundation/Song.git
Reference: 0.2.7
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/OperatorFoundation/Song
 * tag               0.2.7      -> FETCH_HEAD
HEAD is now at bfaa002 Merge branch 'main' into release
Cloned https://github.com/OperatorFoundation/Song.git
Revision (git rev-parse @):
bfaa00276a8d04b547e6b0f33eba9e8f8ad0f552
SUCCESS checkout https://github.com/OperatorFoundation/Song.git at 0.2.7
========================================
Build
========================================
Selected platform:         linux
Swift version:             5.10
Building package at path:  $workDir
https://github.com/OperatorFoundation/Song.git
Running build ...
bash -c docker run --rm -v "checkouts-4606859-1":/host -w "$workDir" registry.gitlab.com/finestructure/spi-images:basic-5.10-latest swift build 2>&1
Fetching https://github.com/OperatorFoundation/Datable
Fetching https://github.com/OperatorFoundation/Net
Fetching https://github.com/OperatorFoundation/swift-ast
[1/399] Fetching datable
[105/498] Fetching datable, net
[380/7458] Fetching datable, net, swift-ast
Fetched https://github.com/OperatorFoundation/Net from cache (0.32s)
Fetched https://github.com/OperatorFoundation/Datable from cache (0.32s)
Fetched https://github.com/OperatorFoundation/swift-ast from cache (0.32s)
Computing version for https://github.com/OperatorFoundation/Net
Computed https://github.com/OperatorFoundation/Net at 0.0.10 (0.67s)
Fetching https://github.com/OperatorFoundation/NetworkLinux
[1/199] Fetching networklinux
Fetched https://github.com/OperatorFoundation/NetworkLinux from cache (0.25s)
Computing version for https://github.com/OperatorFoundation/Datable
Computed https://github.com/OperatorFoundation/Datable at 4.0.1 (1.09s)
Computing version for https://github.com/OperatorFoundation/swift-ast
Computed https://github.com/OperatorFoundation/swift-ast at 0.19.12 (1.41s)
Computing version for https://github.com/OperatorFoundation/NetworkLinux
Computed https://github.com/OperatorFoundation/NetworkLinux at 0.4.8 (0.43s)
Fetching https://github.com/OperatorFoundation/BlueSocket
Fetching https://github.com/OperatorFoundation/SwiftHexTools
[1/2764] Fetching bluesocket
[1245/2860] Fetching bluesocket, swifthextools
Fetched https://github.com/OperatorFoundation/SwiftHexTools from cache (0.21s)
Fetched https://github.com/OperatorFoundation/BlueSocket from cache (0.27s)
Computing version for https://github.com/OperatorFoundation/SwiftHexTools
Computed https://github.com/OperatorFoundation/SwiftHexTools at 1.2.6 (0.41s)
Computing version for https://github.com/OperatorFoundation/BlueSocket
Computed https://github.com/OperatorFoundation/BlueSocket at 1.1.2 (0.52s)
Fetching https://github.com/apple/swift-argument-parser
[1/11435] Fetching swift-argument-parser
Fetched https://github.com/apple/swift-argument-parser from cache (0.91s)
Computing version for https://github.com/apple/swift-argument-parser
Computed https://github.com/apple/swift-argument-parser at 1.3.0 (0.43s)
Creating working copy for https://github.com/OperatorFoundation/BlueSocket
Working copy of https://github.com/OperatorFoundation/BlueSocket resolved at 1.1.2
Creating working copy for https://github.com/apple/swift-argument-parser
Working copy of https://github.com/apple/swift-argument-parser resolved at 1.3.0
Creating working copy for https://github.com/OperatorFoundation/swift-ast
Working copy of https://github.com/OperatorFoundation/swift-ast resolved at 0.19.12
Creating working copy for https://github.com/OperatorFoundation/SwiftHexTools
Working copy of https://github.com/OperatorFoundation/SwiftHexTools resolved at 1.2.6
Creating working copy for https://github.com/OperatorFoundation/NetworkLinux
Working copy of https://github.com/OperatorFoundation/NetworkLinux resolved at 0.4.8
Creating working copy for https://github.com/OperatorFoundation/Datable
Working copy of https://github.com/OperatorFoundation/Datable resolved at 4.0.1
Creating working copy for https://github.com/OperatorFoundation/Net
Working copy of https://github.com/OperatorFoundation/Net resolved at 0.0.10
[1/1] Compiling plugin GenerateManual
Building for debugging...
[1/44] Write sources
[22/44] Write swift-version-24593BA9C3E375BF.txt
[24/99] Emitting module Chorus
[25/99] Emitting module Package
[26/99] Compiling Chorus Chorus.swift
[27/100] Wrapping AST for Chorus for debugging
[29/100] Compiling SwiftHexTools SwiftHexTools.swift
[30/100] Compiling Datable MaybeIntable.swift
[31/100] Compiling Datable MaybeNetworkIntable.swift
[32/100] Compiling Datable NetworkDatable.swift
[33/100] Compiling Datable NetworkIntable.swift
[34/100] Emitting module SwiftHexTools
[35/100] Compiling Datable String+Arrayable.swift
[36/100] Compiling Datable String+Datable.swift
[37/100] Compiling Datable String+Intable.swift
[38/100] Compiling Datable Stringable.swift
[39/100] Emitting module Datable
[40/100] Compiling Datable Arrayable.swift
[41/100] Compiling Datable CSVable.swift
[42/100] Compiling Datable Data+Arrayable.swift
[43/100] Compiling Datable Data+Base64.swift
[44/100] Compiling Datable Data+Datable.swift
[45/100] Compiling Datable Int+MaybeDatable.swift
[46/100] Compiling Datable Int+MaybeIntable.swift
[47/100] Compiling Datable Int+Stringable.swift
[48/100] Compiling Datable Intable.swift
[49/100] Compiling Datable MaybeDatable.swift
[50/104] Compiling Package Package.swift
/host/spi-builder-workspace/Sources/Package/Package.swift:16:17: warning: 'currentDirectoryPath' is deprecated: renamed to 'currentDirectoryURL'
        process.currentDirectoryPath = self.name
                ^
/host/spi-builder-workspace/Sources/Package/Package.swift:16:17: note: use 'currentDirectoryURL' instead
        process.currentDirectoryPath = self.name
                ^~~~~~~~~~~~~~~~~~~~
                currentDirectoryURL
/host/spi-builder-workspace/Sources/Package/Package.swift:17:17: warning: 'launchPath' is deprecated: renamed to 'executableURL'
        process.launchPath = "/usr/bin/swift"
                ^
/host/spi-builder-workspace/Sources/Package/Package.swift:17:17: note: use 'executableURL' instead
        process.launchPath = "/usr/bin/swift"
                ^~~~~~~~~~
                executableURL
/host/spi-builder-workspace/Sources/Package/Package.swift:27:17: warning: 'launch()' is deprecated: renamed to 'run'
        process.launch()
                ^
/host/spi-builder-workspace/Sources/Package/Package.swift:27:17: note: use 'run' instead
        process.launch()
                ^~~~~~
                run
/host/spi-builder-workspace/Sources/Package/Package.swift:34:17: warning: 'currentDirectoryPath' is deprecated: renamed to 'currentDirectoryURL'
        process.currentDirectoryPath = self.name
                ^
/host/spi-builder-workspace/Sources/Package/Package.swift:34:17: note: use 'currentDirectoryURL' instead
        process.currentDirectoryPath = self.name
                ^~~~~~~~~~~~~~~~~~~~
                currentDirectoryURL
/host/spi-builder-workspace/Sources/Package/Package.swift:35:17: warning: 'launchPath' is deprecated: renamed to 'executableURL'
        process.launchPath = "/usr/bin/swift"
                ^
/host/spi-builder-workspace/Sources/Package/Package.swift:35:17: note: use 'executableURL' instead
        process.launchPath = "/usr/bin/swift"
                ^~~~~~~~~~
                executableURL
/host/spi-builder-workspace/Sources/Package/Package.swift:39:17: warning: 'launch()' is deprecated: renamed to 'run'
        process.launch()
                ^
/host/spi-builder-workspace/Sources/Package/Package.swift:39:17: note: use 'run' instead
        process.launch()
                ^~~~~~
                run
/host/spi-builder-workspace/Sources/Package/Package.swift:46:17: warning: 'currentDirectoryPath' is deprecated: renamed to 'currentDirectoryURL'
        process.currentDirectoryPath = self.name
                ^
/host/spi-builder-workspace/Sources/Package/Package.swift:46:17: note: use 'currentDirectoryURL' instead
        process.currentDirectoryPath = self.name
                ^~~~~~~~~~~~~~~~~~~~
                currentDirectoryURL
/host/spi-builder-workspace/Sources/Package/Package.swift:47:17: warning: 'launchPath' is deprecated: renamed to 'executableURL'
        process.launchPath = "/usr/bin/swift"
                ^
/host/spi-builder-workspace/Sources/Package/Package.swift:47:17: note: use 'executableURL' instead
        process.launchPath = "/usr/bin/swift"
                ^~~~~~~~~~
                executableURL
/host/spi-builder-workspace/Sources/Package/Package.swift:51:17: warning: 'launch()' is deprecated: renamed to 'run'
        process.launch()
                ^
/host/spi-builder-workspace/Sources/Package/Package.swift:51:17: note: use 'run' instead
        process.launch()
                ^~~~~~
                run
/host/spi-builder-workspace/Sources/Package/Package.swift:58:17: warning: 'currentDirectoryPath' is deprecated: renamed to 'currentDirectoryURL'
        process.currentDirectoryPath = self.name
                ^
/host/spi-builder-workspace/Sources/Package/Package.swift:58:17: note: use 'currentDirectoryURL' instead
        process.currentDirectoryPath = self.name
                ^~~~~~~~~~~~~~~~~~~~
                currentDirectoryURL
/host/spi-builder-workspace/Sources/Package/Package.swift:59:17: warning: 'launchPath' is deprecated: renamed to 'executableURL'
        process.launchPath = "/usr/bin/swift"
                ^
/host/spi-builder-workspace/Sources/Package/Package.swift:59:17: note: use 'executableURL' instead
        process.launchPath = "/usr/bin/swift"
                ^~~~~~~~~~
                executableURL
/host/spi-builder-workspace/Sources/Package/Package.swift:66:17: warning: 'launch()' is deprecated: renamed to 'run'
        process.launch()
                ^
/host/spi-builder-workspace/Sources/Package/Package.swift:66:17: note: use 'run' instead
        process.launch()
                ^~~~~~
                run
[51/105] Compiling Datable Data+ExpressibleByStringLiteral.swift
[52/105] Compiling Datable Data+Floatable.swift
[53/105] Compiling Datable Data+MaybeIntable.swift
[54/105] Compiling Datable Data+MaybeNetworkIntable.swift
[55/105] Compiling Datable Data+Stringable.swift
[56/105] Compiling Datable Datable.swift
[57/105] Compiling Datable DatableConfig.swift
[58/105] Compiling Datable Double+MaybeDatable.swift
[59/105] Compiling Datable Double+Stringable.swift
[60/105] Compiling Datable File.swift
[61/105] Compiling Datable Float+Floatable.swift
[62/105] Compiling Datable Float+MaybeDatable.swift
[63/105] Compiling Datable Float+MaybeIntable.swift
[64/105] Compiling Datable Floatable.swift
[65/105] Compiling Datable Int+Floatable.swift
[66/105] Compiling Bocho String+Path.swift
[67/105] Compiling Bocho String+Indentation.swift
[68/107] Compiling Bocho String+FileHandle.swift
[69/107] Compiling Bocho DotYanagibaReader.swift
[70/107] Compiling Bocho DotYanagibaModels.swift
[73/107] Emitting module Bocho
[74/107] Compiling Bocho DotYanagibaParser.swift
[77/107] Compiling Bocho String+TTYColor.swift
[78/108] Wrapping AST for SwiftHexTools for debugging
[79/108] Wrapping AST for Package for debugging
[80/108] Wrapping AST for Bocho for debugging
[82/108] Compiling Socket SocketProtocols.swift
[83/108] Compiling Socket SocketUtils.swift
[84/117] Compiling Source Comment.swift
[85/117] Compiling Source CommentSet.swift
[86/117] Emitting module Source
[87/118] Compiling Source SourceFile.swift
[88/118] Compiling Source Shebang.swift
[89/118] Compiling Source SourceError.swift
[90/118] Compiling Socket Socket+Hashable.swift
[91/118] Compiling Socket Socket+Equatable.swift
[92/118] Compiling Socket Socket.swift
[93/118] Emitting module Socket
[94/118] Compiling Source SourceLocatable.swift
[95/118] Compiling Source SourceLocation.swift
[96/118] Compiling Source SourceRange.swift
[98/119] Compiling Source SourceReader.swift
[99/120] Wrapping AST for Socket for debugging
[100/120] Wrapping AST for Source for debugging
[102/140] Compiling Diagnostic Diagnostic.swift
[103/140] Compiling Diagnostic DiagnosticKind.swift
[104/140] Emitting module Diagnostic
[105/140] Compiling NetworkLinux NWProtocolTCP.swift
[106/140] Compiling NetworkLinux NWProtocolTLS.swift
[107/140] Compiling NetworkLinux NWProtocolMetadata.swift
[108/140] Compiling NetworkLinux NWProtocolOptions.swift
[109/141] Compiling NetworkLinux NWProtocol.swift
[110/141] Compiling NetworkLinux NWProtocolDefinition.swift
[111/141] Compiling Diagnostic DiagnosticConsumer.swift
[112/141] Compiling Diagnostic DiagnosticPool.swift
[113/142] Compiling NetworkLinux NWProtocolUDP.swift
[115/142] Compiling NetworkLinux NWListener.swift
[116/142] Compiling NetworkLinux NWParameters.swift
[117/142] Compiling NetworkLinux NWError.swift
[118/142] Compiling NetworkLinux NWInterface.swift
[119/142] Compiling NetworkLinux NWConnection.swift
[120/142] Compiling NetworkLinux NWEndpoint.swift
[120/142] Wrapping AST for Diagnostic for debugging
[122/142] Compiling NetworkLinux IPv4Address.swift
[123/142] Compiling NetworkLinux IPv6Address.swift
[124/142] Emitting module NetworkLinux
[125/210] Wrapping AST for NetworkLinux for debugging
[127/268] Compiling AST ConstantDeclaration.swift
[128/268] Compiling AST DeinitializerDeclaration.swift
[129/270] Compiling AST WillSetDidSetBlock.swift
[130/270] Compiling AST ClassDeclaration.swift
[131/270] Emitting module Lexer
[132/270] Compiling Lexer TokenKind+Naming.swift
[133/270] Compiling Lexer UnicodeScalar+Lexer.swift
[134/270] Compiling AST ASTUnit.swift
[135/270] Compiling AST ASTUnitCollection.swift
[136/270] Compiling AST Attributes.swift
[137/270] Compiling AST CodeBlock.swift
[138/270] Compiling AST ASTVisitor+Traversal.swift
[139/270] Compiling AST ASTVisitor.swift
[140/270] Compiling AST Attribute.swift
[141/270] Compiling AST Declaration.swift
[142/270] Compiling AST GetterSetterBlock.swift
[143/270] Compiling AST GetterSetterKeywordBlock.swift
[144/270] Compiling AST ASTNode.swift
[145/270] Compiling AST ASTNodeContext.swift
[146/270] Compiling AST ASTTextRepresentable.swift
[148/271] Compiling AST TernaryConditionalOperatorExpression.swift
[149/271] Compiling AST TryOperatorExpression.swift
[150/271] Compiling AST TupleExpression.swift
[151/271] Compiling AST TypeCastingOperatorExpression.swift
[152/271] Compiling AST WildcardExpression.swift
[153/271] Compiling AST ExpressionList.swift
[154/271] Compiling AST GenericArgumentClause.swift
[155/271] Compiling AST GenericParameterClause.swift
[156/271] Compiling AST GenericWhereClause.swift
[157/271] Compiling AST Identifier.swift
[158/271] Compiling AST IdentifierList.swift
[159/271] Compiling AST LocatableNode.swift
[160/271] Compiling AST Operator.swift
[161/271] Compiling AST Pattern.swift
[162/271] Compiling AST EnumCasePattern.swift
[162/286] Wrapping AST for Lexer for debugging
[164/286] Compiling AST DoStatement.swift
[165/286] Compiling AST FallthroughStatement.swift
[166/286] Compiling AST ForInStatement.swift
[167/286] Compiling AST GuardStatement.swift
[168/286] Compiling AST IfStatement.swift
[169/286] Compiling AST LabeledStatement.swift
[170/286] Compiling AST RepeatWhileStatement.swift
[171/286] Compiling AST ReturnStatement.swift
[172/286] Compiling AST SwitchStatement.swift
[173/286] Compiling AST ThrowStatement.swift
[174/286] Compiling AST WhileStatement.swift
[175/286] Compiling AST Statements.swift
[176/286] Compiling AST ThrowsKind.swift
[177/286] Compiling AST TopLevelDeclaration.swift
[178/286] Compiling AST Type.swift
[179/286] Compiling AST ExpressionPattern.swift
[180/286] Compiling AST IdentifierPattern.swift
[181/286] Compiling AST OptionalPattern.swift
[182/286] Compiling AST TuplePattern.swift
[183/286] Compiling AST TypeCastingPattern.swift
[184/286] Compiling AST ValueBindingPattern.swift
[185/286] Compiling AST WildcardPattern.swift
[186/286] Compiling AST Statement.swift
[187/286] Compiling AST BreakStatement.swift
[188/286] Compiling AST CompilerControlStatement.swift
[189/286] Compiling AST AvailabilityCondition.swift
[190/286] Compiling AST Condition.swift
[191/286] Compiling AST ConditionList.swift
[192/286] Compiling AST ContinueStatement.swift
[193/286] Compiling AST DeferStatement.swift
[197/286] Compiling AST FunctionResult.swift
[198/286] Compiling AST FunctionSignature.swift
[199/286] Compiling AST FunctionDeclaration.swift
[200/286] Compiling AST ImportDeclaration.swift
[201/286] Compiling AST PatternInitializer.swift
[202/286] Compiling AST InitializerDeclaration.swift
[203/286] Compiling AST AccessLevelModifier.swift
[204/286] Compiling AST DeclarationModifier.swift
[205/286] Compiling AST DeclarationModifiers.swift
[206/286] Compiling AST MutationModifier.swift
[207/286] Compiling AST OperatorDeclaration.swift
[208/286] Compiling AST PrecedenceGroupDeclaration.swift
[209/286] Compiling AST InitializerExpression.swift
[210/286] Compiling AST KeyPathExpression.swift
[211/286] Compiling AST KeyPathStringExpression.swift
[212/286] Compiling AST LiteralExpression.swift
[213/286] Compiling AST OptionalChainingExpression.swift
[214/286] Compiling AST ParenthesizedExpression.swift
[215/286] Compiling AST PostfixOperatorExpression.swift
[216/286] Compiling AST PostfixSelfExpression.swift
[217/286] Compiling AST PrefixOperatorExpression.swift
[218/286] Compiling AST SelectorExpression.swift
[219/286] Compiling AST SelfExpression.swift
[220/286] Compiling AST SequenceExpression.swift
[221/286] Compiling AST SubscriptArgument.swift
[222/286] Compiling AST SubscriptExpression.swift
[223/286] Compiling AST SuperclassExpression.swift
[224/286] Compiling AST AnyType.swift
[225/286] Compiling AST ArrayType.swift
[226/286] Compiling AST DictionaryType.swift
[227/286] Compiling AST FunctionType.swift
[228/286] Compiling AST ImplicitlyUnwrappedOptionalType.swift
[229/286] Compiling AST MetatypeType.swift
[230/286] Compiling AST OpaqueType.swift
[231/286] Compiling AST OptionalType.swift
[232/286] Compiling AST ProtocolCompositionType.swift
[233/286] Compiling AST SelfType.swift
[234/286] Compiling AST TupleType.swift
[235/286] Compiling AST TypeAnnotation.swift
[236/286] Compiling AST TypeIdentifier.swift
[237/286] Compiling AST TypeInheritanceClause.swift
[238/286] Compiling AST Version.swift
[239/286] Compiling AST ProtocolDeclaration.swift
[240/286] Compiling AST StructDeclaration.swift
[241/286] Compiling AST SubscriptDeclaration.swift
[242/286] Compiling AST TypealiasDeclaration.swift
[243/286] Compiling AST VariableDeclaration.swift
[244/286] Compiling AST Expression.swift
[245/286] Compiling AST AssignmentOperatorExpression.swift
[246/286] Compiling AST BinaryOperatorExpression.swift
[247/286] Compiling AST ClosureExpression.swift
[248/286] Compiling AST ExplicitMemberExpression.swift
[249/286] Compiling AST ForcedValueExpression.swift
[250/286] Compiling AST FunctionCallExpression.swift
[251/286] Compiling AST IdentifierExpression.swift
[252/286] Compiling AST ImplicitMemberExpression.swift
[253/286] Compiling AST InOutExpression.swift
[270/286] Emitting module AST
[271/287] Wrapping AST for AST for debugging
[273/303] Emitting module Parser
[274/303] Compiling Parser Parser+Attribute.swift
[275/303] Compiling Parser Parser+Common.swift
[276/304] Compiling Parser Parser+Lexing.swift
[277/304] Compiling Parser Parser+Modifier.swift
[278/304] Compiling Parser Parser+Util.swift
[279/304] Compiling Parser Parser.swift
[280/304] Compiling Parser Parser+Type.swift
[281/304] Compiling Sema LexicalParentAssignment.swift
[282/304] Compiling Sema SequenceExpressionFolding.swift
[283/304] Emitting module Sema
[284/305] Compiling Parser Parser+Pattern.swift
[285/305] Compiling Parser Parser+Statement.swift
[286/305] Wrapping AST for Sema for debugging
[288/305] Compiling Parser Parser+Declaration.swift
[289/305] Compiling Parser Parser+Diagnostic.swift
[290/305] Compiling Parser Parser+Expression.swift
[291/305] Compiling Parser Parser+Generic.swift
[292/306] Wrapping AST for Parser for debugging
[298/307] Wrapping AST for Datable for debugging
[300/315] Compiling Net Network+Stringable.swift
[301/315] Compiling Net Network+MaybeDatable.swift
error: emit-module command failed with exit code 1 (use -v to see invocation)
[302/315] Emitting module choir
/host/spi-builder-workspace/Sources/choir/main.swift:7:8: error: no such module 'Net'
import Net
       ^
[303/315] Compiling choir main.swift
/host/spi-builder-workspace/Sources/choir/main.swift:7:8: error: no such module 'Net'
import Net
       ^
error: fatalError
[304/315] Compiling Net Net.swift
[305/315] Compiling Net Ipify.swift
[306/315] Emitting module Net
[0/1] Planning build
[1/1] Compiling plugin GenerateManual
Building for debugging...
[1/23] Write swift-version-24593BA9C3E375BF.txt
[3/15] Emitting module choir
[4/15] Compiling choir main.swift
[6/16] Emitting module Net
[7/16] Compiling Net Network+Codable.swift
[8/16] Compiling Net Ipify.swift
[8/18] Wrapping AST for choir for debugging
[9/18] Write Objects.LinkFileList
[11/18] Compiling Net Network+Stringable.swift
[12/18] Compiling Net Network+MaybeDatable.swift
[13/19] Wrapping AST for Net for debugging
error: link command failed with exit code 1 (use -v to see invocation)
/host/spi-builder-workspace/Sources/choir/main.swift:13: error: undefined reference to '$s12NetworkLinux10NWListenerCMa'
/host/spi-builder-workspace/Sources/choir/main.swift:13: error: undefined reference to '$s12NetworkLinux12NWParametersCMa'
/host/spi-builder-workspace/Sources/choir/main.swift:13: error: undefined reference to '$s12NetworkLinux12NWParametersC3tcpACvgZ'
/host/spi-builder-workspace/Sources/choir/main.swift:13: error: undefined reference to '$s12NetworkLinux10NWEndpointO4PortV14integerLiteralAEs6UInt16V_tcfC'
/host/spi-builder-workspace/Sources/choir/main.swift:13: error: undefined reference to '$s12NetworkLinux10NWListenerC5using2onAcA12NWParametersC_AA10NWEndpointO4PortVtKcfC'
/host/spi-builder-workspace/Sources/choir/main.swift:18: error: undefined reference to '$s12NetworkLinux12NWConnectionCMa'
/host/spi-builder-workspace/Sources/choir/main.swift:25: error: undefined reference to '$s12NetworkLinux7NWErrorOMa'
<compiler-generated>:0: error: undefined reference to '$s12NetworkLinux7NWErrorOMa'
/host/spi-builder-workspace/Sources/choir/main.swift:34: error: undefined reference to '$s12NetworkLinux7NWErrorOMa'
/host/spi-builder-workspace/Sources/choir/main.swift:53: error: undefined reference to '$s12NetworkLinux12NWConnectionC14ContentContextC14defaultMessageAEvau'
<compiler-generated>:0: error: undefined reference to '$s12NetworkLinux7NWErrorOMa'
/host/spi-builder-workspace/.build/x86_64-unknown-linux-gnu/debug/choir.build/main.swift.o(.data.rel.ro+0x0): error: undefined reference to '$s12NetworkLinux7NWErrorOMn'
clang: error: linker command failed with exit code 1 (use -v to see invocation)
error: fatalError
[14/25] Linking choir
[15/25] Emitting module Composition
[16/25] Compiling Expressible IPv4Address+Expressible.swift
[17/25] Compiling Expressible Expressible.swift
[18/25] Emitting module Expressible
/host/spi-builder-workspace/Sources/Expressible/NWInterface_InterfaceType+Expressible.swift:36:13: warning: default will never be executed
            default:
            ^
BUILD FAILURE 5.10 linux

Build Machine: Linux 1