./Dartagnan-SVCOMP.sh -witness ../../results-verified/LOGDIR/SV-COMP24_no-data-race/thread-join-array-dynamic-race.yml/witness.graphml ../../sv-benchmarks/c/properties/no-data-race.prp ../../sv-benchmarks/c/pthread-race-challenges/thread-join-array-dynamic-race.i -------------------------------------------------------------------------------- 14:40:48 [INFO ] ParserWitness.parse - Witness graph produced by GemCutter 14:40:48 [INFO ] ParserWitness.parse - Witness graph stats: #Nodes 15 14:40:48 [INFO ] ParserWitness.parse - Witness graph stats: #Edges 14 14:40:49 [INFO ] GitInfo.logGitInfo - Git branch: development 14:40:49 [INFO ] GitInfo.logGitInfo - Git commit ID: c738679d329e6e31d190dadf624186eb0c15fc09 14:40:49 [INFO ] GlobalSettings.logGlobalSettings - REFINEMENT_GENERATE_GRAPHVIZ_DEBUG_FILES: false 14:40:49 [INFO ] GlobalSettings.logGlobalSettings - REFINEMENT_SYMMETRIC_LEARNING: FULL 14:40:49 [INFO ] Dartagnan.main - Program path: ../../sv-benchmarks/c/pthread-race-challenges/thread-join-array-dynamic-race.i 14:40:49 [INFO ] Dartagnan.main - CAT file path: cat/svcomp.cat 14:40:49 [WARN ] Compilation.applyLlvmPasses - Failed to run opt (llvm optimizations). Continuing without optimizations. 14:40:49 [WARN ] VisitorLlvm.visitUndefConst - Encountered undef constant of type [4 x bv8]. Constant was replaced by zero. 14:40:49 [WARN ] VisitorLlvm.visitUndefConst - Encountered undef constant of type [4 x bv8]. Constant was replaced by zero. 14:40:49 [INFO ] Dartagnan.main - Witness path: ../../results-verified/LOGDIR/SV-COMP24_no-data-race/thread-join-array-dynamic-race.yml/witness.graphml 14:40:49 [INFO ] ParserWitness.parse - Witness graph produced by GemCutter 14:40:49 [INFO ] ParserWitness.parse - Witness graph stats: #Nodes 15 14:40:49 [INFO ] ParserWitness.parse - Witness graph stats: #Edges 14 14:40:50 [INFO ] Wmm.configureAll - encoding.wmm.reduceAcyclicityEncodeSets: true 14:40:50 [INFO ] Compilation.run - Program compiled to C11 14:40:50 [INFO ] LoopFormVerification.run - Detected 3 loops in the program. 14:40:50 [INFO ] DynamicSpinLoopDetection.run - Found 0 static spin loops and 1 potential spin loops. 14:40:50 [INFO ] LoopUnrolling.run - Program unrolled 1 times 14:40:50 [INFO ] ThreadCreation.run - Number of threads (including main): 2 14:40:50 [INFO ] LogThreadStatistics.run - ======== Program statistics ======== #Threads: 2 #Events: 127 #Annotations: 15 #Stores: 6 #Loads: 6 #Inits: 17 #Others: 0 #Allocated bytes: 37 Statically allocated: 37 Dynamically allocated: 0 #Unknown allocations: 1 ======================================== 14:40:50 [INFO ] AliasAnalysis.fromConfig - Selected alias analysis: FULL 14:40:50 [INFO ] AliasAnalysis.fromConfig - Finished alias analysis in 0.20 secs 14:40:50 [INFO ] RelationAnalysis.fromConfig - Selected relation analysis: NATIVE 14:40:50 [INFO ] RelationAnalysis.fromConfig - wmm.analysis.relationAnalysis: NATIVE wmm.analysis.extendedRelationAnalysis: true 14:40:50 [INFO ] RelationAnalysis.fromConfig - Finished regular analysis in 0.61 secs 14:40:50 [INFO ] RelationAnalysis.fromConfig - Finished extended analysis in 0.37 secs 14:40:50 [INFO ] RelationAnalysis.fromConfig - ======== RelationAnalysis summary ======== #Relations: 26 #Axioms: 2 #may-edges removed (extended): 56 #must-edges added (extended): 0 total #must|may|exclusive edges: 1086|1173|0 #must|may rf edges: 1|8 #must|may co edges: 6|8 =========================================== 14:40:50 [INFO ] EncodingContext.of - encoding.wmm.idl2sat: false 14:40:50 [INFO ] EncodingContext.of - encoding.mergeCFVars: true 14:40:50 [INFO ] Acyclicity.getEncodeGraph - Computing encodeGraph for acyclic hb 14:40:50 [INFO ] Acyclicity.getEncodeGraph - encodeGraph size: 28 14:40:50 [INFO ] Acyclicity.getEncodeGraph - reduced encodeGraph size: 13 14:40:50 [INFO ] EncodingContext.of - Number of encoded edges for acyclicity: 5 14:40:50 [INFO ] ProgramEncoder.withContext - encoding.initializeRegisters: false 14:40:50 [INFO ] Acyclicity.getEncodeGraph - Computing encodeGraph for acyclic hb 14:40:50 [INFO ] Acyclicity.getEncodeGraph - encodeGraph size: 28 14:40:50 [INFO ] Acyclicity.getEncodeGraph - reduced encodeGraph size: 13 14:40:50 [INFO ] WmmEncoder.withContext - encoding.activeSets: true 14:40:50 [INFO ] WmmEncoder.withContext - modeling.memoryIsZeroed: true 14:40:50 [INFO ] WmmEncoder.withContext - Finished active sets in 0.13 secs 14:40:50 [INFO ] WmmEncoder.withContext - Number of unknown edges: 87 14:40:50 [INFO ] WmmEncoder.withContext - Number of encoded edges: 46 14:40:50 [INFO ] SymmetryEncoder. - Symmetry breaking disabled. 14:40:50 [INFO ] DataRaceSolver.run - Starting encoding using Z3 4.13.0.0 14:40:50 [INFO ] ProgramEncoder.encodeMemory - Encoding memory 14:40:50 [INFO ] ProgramEncoder.encodeControlFlow - Encoding program control flow with progress model FAIR 14:40:50 [INFO ] ProgramEncoder.encodeFinalRegisterValues - Skipping encoding of final register values: C-Code has no assertions over those values. 14:40:50 [INFO ] ProgramEncoder.encodeDependencies - Encoding dependencies 14:40:50 [INFO ] WmmEncoder.encodeRelations - Encoding relations 14:40:50 [INFO ] WmmEncoder.encodeConsistency - Encoding consistency 14:40:50 [INFO ] Acyclicity.getEncodeGraph - Computing encodeGraph for acyclic hb 14:40:50 [INFO ] Acyclicity.getEncodeGraph - encodeGraph size: 28 14:40:50 [INFO ] Acyclicity.getEncodeGraph - reduced encodeGraph size: 13 14:40:50 [INFO ] PropertyEncoder.encodeDataRaces - Encoding data races 14:40:50 [INFO ] DataRaceSolver.run - Starting first solver.check() 14:40:50 [INFO ] PropertyEncoder.encodeBoundEventExec - Encoding bound events execution 14:40:50 [INFO ] DataRaceSolver.run - Starting second solver.check() 14:40:50 [INFO ] DataRaceSolver.run - Verification finished with result UNKNOWN =========== Not fully unrolled loops ============ E25: T0:main -> @thread-join-array-dynamic-race.i#1031 ================================================= UNKNOWN 14:40:51 [INFO ] GitInfo.logGitInfo - Git branch: development 14:40:51 [INFO ] GitInfo.logGitInfo - Git commit ID: c738679d329e6e31d190dadf624186eb0c15fc09 14:40:51 [INFO ] GlobalSettings.logGlobalSettings - REFINEMENT_GENERATE_GRAPHVIZ_DEBUG_FILES: false 14:40:51 [INFO ] GlobalSettings.logGlobalSettings - REFINEMENT_SYMMETRIC_LEARNING: FULL 14:40:51 [INFO ] Dartagnan.main - Program path: ../../sv-benchmarks/c/pthread-race-challenges/thread-join-array-dynamic-race.i 14:40:51 [INFO ] Dartagnan.main - CAT file path: cat/svcomp.cat 14:40:51 [WARN ] Compilation.applyLlvmPasses - Failed to run opt (llvm optimizations). Continuing without optimizations. 14:40:51 [WARN ] VisitorLlvm.visitUndefConst - Encountered undef constant of type [4 x bv8]. Constant was replaced by zero. 14:40:51 [WARN ] VisitorLlvm.visitUndefConst - Encountered undef constant of type [4 x bv8]. Constant was replaced by zero. 14:40:51 [INFO ] Dartagnan.main - Witness path: ../../results-verified/LOGDIR/SV-COMP24_no-data-race/thread-join-array-dynamic-race.yml/witness.graphml 14:40:51 [INFO ] ParserWitness.parse - Witness graph produced by GemCutter 14:40:51 [INFO ] ParserWitness.parse - Witness graph stats: #Nodes 15 14:40:51 [INFO ] ParserWitness.parse - Witness graph stats: #Edges 14 14:40:52 [INFO ] Wmm.configureAll - encoding.wmm.reduceAcyclicityEncodeSets: true 14:40:52 [INFO ] Compilation.run - Program compiled to C11 14:40:52 [INFO ] LoopFormVerification.run - Detected 3 loops in the program. 14:40:52 [INFO ] DynamicSpinLoopDetection.run - Found 0 static spin loops and 1 potential spin loops. 14:40:52 [INFO ] LoopUnrolling.run - Program unrolled 2 times 14:40:52 [INFO ] ThreadCreation.run - Number of threads (including main): 3 14:40:52 [INFO ] LogThreadStatistics.run - ======== Program statistics ======== #Threads: 3 #Events: 209 #Annotations: 23 #Stores: 14 #Loads: 15 #Inits: 18 #Others: 0 #Allocated bytes: 38 Statically allocated: 38 Dynamically allocated: 0 #Unknown allocations: 1 ======================================== 14:40:52 [INFO ] AliasAnalysis.fromConfig - Selected alias analysis: FULL 14:40:52 [INFO ] AliasAnalysis.fromConfig - Finished alias analysis in 0.17 secs 14:40:52 [INFO ] RelationAnalysis.fromConfig - Selected relation analysis: NATIVE 14:40:52 [INFO ] RelationAnalysis.fromConfig - wmm.analysis.relationAnalysis: NATIVE wmm.analysis.extendedRelationAnalysis: true 14:40:52 [INFO ] RelationAnalysis.fromConfig - Finished regular analysis in 0.87 secs 14:40:52 [INFO ] RelationAnalysis.fromConfig - Finished extended analysis in 0.42 secs 14:40:52 [INFO ] RelationAnalysis.fromConfig - ======== RelationAnalysis summary ======== #Relations: 26 #Axioms: 2 #may-edges removed (extended): 224 #must-edges added (extended): 0 total #must|may|exclusive edges: 2921|3565|0 #must|may rf edges: 2|46 #must|may co edges: 18|42 =========================================== 14:40:52 [INFO ] EncodingContext.of - encoding.wmm.idl2sat: false 14:40:52 [INFO ] EncodingContext.of - encoding.mergeCFVars: true 14:40:52 [INFO ] Acyclicity.getEncodeGraph - Computing encodeGraph for acyclic hb 14:40:52 [INFO ] Acyclicity.getEncodeGraph - encodeGraph size: 179 14:40:52 [INFO ] Acyclicity.getEncodeGraph - reduced encodeGraph size: 110 14:40:52 [INFO ] EncodingContext.of - Number of encoded edges for acyclicity: 70 14:40:52 [INFO ] ProgramEncoder.withContext - encoding.initializeRegisters: false 14:40:52 [INFO ] Acyclicity.getEncodeGraph - Computing encodeGraph for acyclic hb 14:40:52 [INFO ] Acyclicity.getEncodeGraph - encodeGraph size: 179 14:40:52 [INFO ] Acyclicity.getEncodeGraph - reduced encodeGraph size: 110 14:40:52 [INFO ] WmmEncoder.withContext - encoding.activeSets: true 14:40:52 [INFO ] WmmEncoder.withContext - modeling.memoryIsZeroed: true 14:40:52 [INFO ] WmmEncoder.withContext - Finished active sets in 0.54 secs 14:40:52 [INFO ] WmmEncoder.withContext - Number of unknown edges: 644 14:40:52 [INFO ] WmmEncoder.withContext - Number of encoded edges: 501 14:40:52 [INFO ] SymmetryEncoder. - Symmetry breaking disabled. 14:40:52 [INFO ] DataRaceSolver.run - Starting encoding using Z3 4.13.0.0 14:40:52 [INFO ] ProgramEncoder.encodeMemory - Encoding memory 14:40:52 [INFO ] ProgramEncoder.encodeControlFlow - Encoding program control flow with progress model FAIR 14:40:52 [INFO ] ProgramEncoder.encodeFinalRegisterValues - Skipping encoding of final register values: C-Code has no assertions over those values. 14:40:52 [INFO ] ProgramEncoder.encodeDependencies - Encoding dependencies 14:40:52 [INFO ] WmmEncoder.encodeRelations - Encoding relations 14:40:52 [INFO ] WmmEncoder.encodeConsistency - Encoding consistency 14:40:52 [INFO ] Acyclicity.getEncodeGraph - Computing encodeGraph for acyclic hb 14:40:52 [INFO ] Acyclicity.getEncodeGraph - encodeGraph size: 179 14:40:52 [INFO ] Acyclicity.getEncodeGraph - reduced encodeGraph size: 110 14:40:52 [INFO ] PropertyEncoder.encodeDataRaces - Encoding data races 14:40:52 [INFO ] DataRaceSolver.run - Starting first solver.check() 14:40:52 [INFO ] DataRaceSolver.run - Verification finished with result FAIL FAIL