Build Information
Successful build of Antlr4, reference dev (7d5770), with Swift 6.4 for macOS (SPM) on 21 Sep 2026 01:45:54 UTC.
Swift 6 data race errors: 0
Build Command
env DEVELOPER_DIR=/Applications/Xcode-27.0.0-Release.Candidate.app xcrun swift build --arch arm64Build Log
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RunAll
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Builder version: 5.1.0
Interrupt handler set up.
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Checkout
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Clone URL: https://github.com/antlr/antlr4.git
Reference: dev
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/antlr/antlr4
* branch dev -> FETCH_HEAD
* [new branch] dev -> origin/dev
HEAD is now at 7d57703 - Typescript runtime: adding .js to to imports in d.ts files (#4826)
Cloned https://github.com/antlr/antlr4.git
Revision (git rev-parse @):
7d5770395bb7b02eb56e7c62662cb1d7c08f42a3
SUCCESS checkout https://github.com/antlr/antlr4.git at dev
========================================
Build
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Selected platform: macosSpm
Swift version: 6.4
Building package at path: $PWD
https://github.com/antlr/antlr4.git
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-27.0.0-Release.Candidate.app xcrun swift build --arch arm64
Building for debugging...
[Pre-planning 1 / 124]
[Planning deferred tasks]
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Build complete! (8.68 sec)
warning: 'spi-builder-workspace': Invalid Exclude '/Users/admin/builder/spi-builder-workspace/runtime/Swift/Tests/Antlr4Tests/runtime/Swift/Tests/VisitorBasic.g4': File not found.
warning: 'spi-builder-workspace': Invalid Exclude '/Users/admin/builder/spi-builder-workspace/runtime/Swift/Tests/Antlr4Tests/runtime/Swift/Tests/Threading.g4': File not found.
warning: 'spi-builder-workspace': Invalid Exclude '/Users/admin/builder/spi-builder-workspace/runtime/Swift/Tests/Antlr4Tests/runtime/Swift/Tests/LexerB.g4': File not found.
warning: 'spi-builder-workspace': Invalid Exclude '/Users/admin/builder/spi-builder-workspace/runtime/Swift/Tests/Antlr4Tests/runtime/Swift/Tests/LexerA.g4': File not found.
warning: 'spi-builder-workspace': Invalid Exclude '/Users/admin/builder/spi-builder-workspace/runtime/Swift/Tests/Antlr4Tests/runtime/Swift/Tests/VisitorCalc.g4': File not found.
warning: 'spi-builder-workspace': Invalid Exclude '/Users/admin/builder/spi-builder-workspace/runtime/Swift/Tests/Antlr4Tests/runtime/Swift/Tests/VisitorBasic.g4': File not found.
warning: 'spi-builder-workspace': Invalid Exclude '/Users/admin/builder/spi-builder-workspace/runtime/Swift/Tests/Antlr4Tests/runtime/Swift/Tests/Threading.g4': File not found.
warning: 'spi-builder-workspace': Invalid Exclude '/Users/admin/builder/spi-builder-workspace/runtime/Swift/Tests/Antlr4Tests/runtime/Swift/Tests/LexerB.g4': File not found.
warning: 'spi-builder-workspace': Invalid Exclude '/Users/admin/builder/spi-builder-workspace/runtime/Swift/Tests/Antlr4Tests/runtime/Swift/Tests/LexerA.g4': File not found.
warning: 'spi-builder-workspace': Invalid Exclude '/Users/admin/builder/spi-builder-workspace/runtime/Swift/Tests/Antlr4Tests/runtime/Swift/Tests/VisitorCalc.g4': File not found.
warning: 'spi-builder-workspace': found 5 file(s) which are unhandled; explicitly declare them as resources or exclude from the target
/Users/admin/builder/spi-builder-workspace/runtime/Swift/Tests/Antlr4Tests/LexerA.g4
/Users/admin/builder/spi-builder-workspace/runtime/Swift/Tests/Antlr4Tests/LexerB.g4
/Users/admin/builder/spi-builder-workspace/runtime/Swift/Tests/Antlr4Tests/Threading.g4
/Users/admin/builder/spi-builder-workspace/runtime/Swift/Tests/Antlr4Tests/VisitorBasic.g4
/Users/admin/builder/spi-builder-workspace/runtime/Swift/Tests/Antlr4Tests/VisitorCalc.g4
/Users/admin/builder/spi-builder-workspace/runtime/Swift/Sources/Antlr4/atn/EpsilonTransition.swift:12:33: [1;33mwarning: [1;39mfunction call causes an infinite recursion[0;0m
[0;36m10 |[0;0m private let outermostPrecedenceReturnInside: Int
[0;36m11 |[0;0m
[0;36m12 |[0;0m public convenience override init(_ target: ATNState) {
[0;36m|[0;0m `- [1;33mwarning: [1;39mfunction call causes an infinite recursion[0;0m
[0;36m13 |[0;0m self.init(target, -1)
[0;36m14 |[0;0m }
/Users/admin/builder/spi-builder-workspace/runtime/Swift/Sources/Antlr4/atn/EpsilonTransition.swift:12:33: [1;33mwarning: [1;39mfunction call causes an infinite recursion[0;0m
[0;36m10 |[0;0m private let outermostPrecedenceReturnInside: Int
[0;36m11 |[0;0m
[0;36m12 |[0;0m public convenience override init(_ target: ATNState) {
[0;36m|[0;0m `- [1;33mwarning: [1;39mfunction call causes an infinite recursion[0;0m
[0;36m13 |[0;0m self.init(target, -1)
[0;36m14 |[0;0m }
/Users/admin/builder/spi-builder-workspace/runtime/Swift/Sources/Antlr4/UnbufferedCharStream.swift:336:9: [1;33mwarning: [1;39mswitch covers known cases, but 'Stream.Status' may have additional unknown values, possibly added in future versions; this is an error in the Swift 6 language mode[0;0m
[0;36m334 |[0;0m }
[0;36m335 |[0;0m
[0;36m336 |[0;0m switch stream.streamStatus {
[0;36m|[0;0m |- [1;33mwarning: [1;39mswitch covers known cases, but 'Stream.Status' may have additional unknown values, possibly added in future versions; this is an error in the Swift 6 language mode[0;0m
[0;36m|[0;0m `- [1;39mnote: [1;39mhandle unknown values using "@unknown default"[0;0m
[0;36m337 |[0;0m case .notOpen, .writing, .closed:
[0;36m338 |[0;0m preconditionFailure()
Build complete.
{
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],
"manifest_display_name" : "Antlr4",
"name" : "Antlr4",
"path" : "/Users/admin/builder/spi-builder-workspace",
"platforms" : [
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"ANTLRErrorStrategy.swift",
"ANTLRFileStream.swift",
"ANTLRInputStream.swift",
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"atn/ATN.swift",
"atn/ATNConfig.swift",
"atn/ATNConfigSet.swift",
"atn/ATNDeserializationOptions.swift",
"atn/ATNDeserializer.swift",
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"atn/ATNType.swift",
"atn/AbstractPredicateTransition.swift",
"atn/ActionTransition.swift",
"atn/AmbiguityInfo.swift",
"atn/ArrayPredictionContext.swift",
"atn/AtomTransition.swift",
"atn/BasicBlockStartState.swift",
"atn/BasicState.swift",
"atn/BlockEndState.swift",
"atn/BlockStartState.swift",
"atn/ContextSensitivityInfo.swift",
"atn/DecisionEventInfo.swift",
"atn/DecisionInfo.swift",
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"atn/LexerActionType.swift",
"atn/LexerChannelAction.swift",
"atn/LexerCustomAction.swift",
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"atn/PredictionContextCache.swift",
"atn/PredictionMode.swift",
"atn/ProfilingATNSimulator.swift",
"atn/RangeTransition.swift",
"atn/RuleStartState.swift",
"atn/RuleStopState.swift",
"atn/RuleTransition.swift",
"atn/SemanticContext.swift",
"atn/SetTransition.swift",
"atn/SingletonPredictionContext.swift",
"atn/StarBlockStartState.swift",
"atn/StarLoopEntryState.swift",
"atn/StarLoopbackState.swift",
"atn/TokensStartState.swift",
"atn/Transition.swift",
"atn/WildcardTransition.swift",
"dfa/DFA.swift",
"dfa/DFASerializer.swift",
"dfa/DFAState.swift",
"dfa/LexerDFASerializer.swift",
"misc/BitSet.swift",
"misc/DoubleKeyMap.swift",
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"misc/extension/UUIDExtension.swift",
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"tree/ParseTreeProperty.swift",
"tree/ParseTreeVisitor.swift",
"tree/ParseTreeWalker.swift",
"tree/RuleNode.swift",
"tree/SyntaxTree.swift",
"tree/TerminalNode.swift",
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"tree/Tree.swift",
"tree/Trees.swift",
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"tree/pattern/ParseTreeMatch.swift",
"tree/pattern/ParseTreePattern.swift",
"tree/pattern/ParseTreePatternMatcher.swift",
"tree/pattern/RuleTagToken.swift",
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"tree/pattern/TextChunk.swift",
"tree/pattern/TokenTagToken.swift"
],
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],
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}
warning: 'spi-builder-workspace': Invalid Exclude '/Users/admin/builder/spi-builder-workspace/runtime/Swift/Tests/Antlr4Tests/runtime/Swift/Tests/LexerB.g4': File not found.
warning: 'spi-builder-workspace': Invalid Exclude '/Users/admin/builder/spi-builder-workspace/runtime/Swift/Tests/Antlr4Tests/runtime/Swift/Tests/VisitorBasic.g4': File not found.
warning: 'spi-builder-workspace': Invalid Exclude '/Users/admin/builder/spi-builder-workspace/runtime/Swift/Tests/Antlr4Tests/runtime/Swift/Tests/VisitorCalc.g4': File not found.
warning: 'spi-builder-workspace': Invalid Exclude '/Users/admin/builder/spi-builder-workspace/runtime/Swift/Tests/Antlr4Tests/runtime/Swift/Tests/Threading.g4': File not found.
warning: 'spi-builder-workspace': Invalid Exclude '/Users/admin/builder/spi-builder-workspace/runtime/Swift/Tests/Antlr4Tests/runtime/Swift/Tests/LexerA.g4': File not found.
Done.