./Dartagnan-SVCOMP.sh -witness ../../results-verified/LOGDIR/SV-COMP24_no-data-race/per-thread-array-index-race-2.yml/witness.graphml ../../sv-benchmarks/c/properties/no-data-race.prp ../../sv-benchmarks/c/pthread-race-challenges/per-thread-array-index-race-2.i -------------------------------------------------------------------------------- 14:40:43 [INFO ] ParserWitness.parse - Witness graph produced by GemCutter 14:40:43 [INFO ] ParserWitness.parse - Witness graph stats: #Nodes 18 14:40:43 [INFO ] ParserWitness.parse - Witness graph stats: #Edges 17 14:40:44 [INFO ] GitInfo.logGitInfo - Git branch: development 14:40:44 [INFO ] GitInfo.logGitInfo - Git commit ID: c738679d329e6e31d190dadf624186eb0c15fc09 14:40:44 [INFO ] GlobalSettings.logGlobalSettings - REFINEMENT_GENERATE_GRAPHVIZ_DEBUG_FILES: false 14:40:44 [INFO ] GlobalSettings.logGlobalSettings - REFINEMENT_SYMMETRIC_LEARNING: FULL 14:40:44 [INFO ] Dartagnan.main - Program path: ../../sv-benchmarks/c/pthread-race-challenges/per-thread-array-index-race-2.i 14:40:44 [INFO ] Dartagnan.main - CAT file path: cat/svcomp.cat 14:40:44 [WARN ] Compilation.applyLlvmPasses - Failed to run opt (llvm optimizations). Continuing without optimizations. 14:40:44 [INFO ] Dartagnan.main - Witness path: ../../results-verified/LOGDIR/SV-COMP24_no-data-race/per-thread-array-index-race-2.yml/witness.graphml 14:40:44 [INFO ] ParserWitness.parse - Witness graph produced by GemCutter 14:40:44 [INFO ] ParserWitness.parse - Witness graph stats: #Nodes 18 14:40:44 [INFO ] ParserWitness.parse - Witness graph stats: #Edges 17 14:40:44 [INFO ] Wmm.configureAll - encoding.wmm.reduceAcyclicityEncodeSets: true 14:40:45 [INFO ] Compilation.run - Program compiled to C11 14:40:45 [INFO ] LoopFormVerification.run - Detected 2 loops in the program. 14:40:45 [INFO ] DynamicSpinLoopDetection.run - Found 0 static spin loops and 0 potential spin loops. 14:40:45 [INFO ] LoopUnrolling.run - Program unrolled 1 times 14:40:45 [INFO ] ThreadCreation.run - Number of threads (including main): 2 14:40:45 [INFO ] LogThreadStatistics.run - ======== Program statistics ======== #Threads: 2 #Events: 67 #Annotations: 13 #Stores: 5 #Loads: 5 #Inits: 2 #Others: 0 #Allocated bytes: 9 Statically allocated: 9 Dynamically allocated: 0 #Unknown allocations: 2 ======================================== 14:40:45 [INFO ] AliasAnalysis.fromConfig - Selected alias analysis: FULL 14:40:45 [INFO ] AliasAnalysis.fromConfig - Finished alias analysis in 0.20 secs 14:40:45 [INFO ] RelationAnalysis.fromConfig - Selected relation analysis: NATIVE 14:40:45 [INFO ] RelationAnalysis.fromConfig - wmm.analysis.relationAnalysis: NATIVE wmm.analysis.extendedRelationAnalysis: true 14:40:45 [INFO ] RelationAnalysis.fromConfig - Finished regular analysis in 0.42 secs 14:40:45 [INFO ] RelationAnalysis.fromConfig - Finished extended analysis in 0.23 secs 14:40:45 [INFO ] RelationAnalysis.fromConfig - ======== RelationAnalysis summary ======== #Relations: 26 #Axioms: 2 #may-edges removed (extended): 38 #must-edges added (extended): 0 total #must|may|exclusive edges: 252|297|0 #must|may rf edges: 1|5 #must|may co edges: 3|5 =========================================== 14:40:45 [INFO ] EncodingContext.of - encoding.wmm.idl2sat: false 14:40:45 [INFO ] EncodingContext.of - encoding.mergeCFVars: true 14:40:45 [INFO ] Acyclicity.getEncodeGraph - Computing encodeGraph for acyclic hb 14:40:45 [INFO ] Acyclicity.getEncodeGraph - encodeGraph size: 12 14:40:45 [INFO ] Acyclicity.getEncodeGraph - reduced encodeGraph size: 7 14:40:45 [INFO ] EncodingContext.of - Number of encoded edges for acyclicity: 2 14:40:45 [INFO ] ProgramEncoder.withContext - encoding.initializeRegisters: false 14:40:45 [INFO ] Acyclicity.getEncodeGraph - Computing encodeGraph for acyclic hb 14:40:45 [INFO ] Acyclicity.getEncodeGraph - encodeGraph size: 12 14:40:45 [INFO ] Acyclicity.getEncodeGraph - reduced encodeGraph size: 7 14:40:45 [INFO ] WmmEncoder.withContext - encoding.activeSets: true 14:40:45 [INFO ] WmmEncoder.withContext - modeling.memoryIsZeroed: true 14:40:45 [INFO ] WmmEncoder.withContext - Finished active sets in 0.19 secs 14:40:45 [INFO ] WmmEncoder.withContext - Number of unknown edges: 45 14:40:45 [INFO ] WmmEncoder.withContext - Number of encoded edges: 22 14:40:45 [INFO ] SymmetryEncoder. - Symmetry breaking disabled. 14:40:45 [INFO ] DataRaceSolver.run - Starting encoding using Z3 4.13.0.0 14:40:45 [INFO ] ProgramEncoder.encodeMemory - Encoding memory 14:40:45 [INFO ] ProgramEncoder.encodeControlFlow - Encoding program control flow with progress model FAIR 14:40:45 [INFO ] ProgramEncoder.encodeFinalRegisterValues - Skipping encoding of final register values: C-Code has no assertions over those values. 14:40:45 [INFO ] ProgramEncoder.encodeDependencies - Encoding dependencies 14:40:45 [INFO ] WmmEncoder.encodeRelations - Encoding relations 14:40:45 [INFO ] WmmEncoder.encodeConsistency - Encoding consistency 14:40:45 [INFO ] Acyclicity.getEncodeGraph - Computing encodeGraph for acyclic hb 14:40:45 [INFO ] Acyclicity.getEncodeGraph - encodeGraph size: 12 14:40:45 [INFO ] Acyclicity.getEncodeGraph - reduced encodeGraph size: 7 14:40:45 [INFO ] PropertyEncoder.encodeDataRaces - Encoding data races 14:40:45 [INFO ] DataRaceSolver.run - Starting first solver.check() 14:40:45 [INFO ] PropertyEncoder.encodeBoundEventExec - Encoding bound events execution 14:40:45 [INFO ] DataRaceSolver.run - Starting second solver.check() 14:40:45 [INFO ] DataRaceSolver.run - Verification finished with result UNKNOWN =========== Not fully unrolled loops ============ E29: T0:main -> @per-thread-array-index-race-2.i#1030 ================================================= UNKNOWN 14:40:46 [INFO ] GitInfo.logGitInfo - Git branch: development 14:40:46 [INFO ] GitInfo.logGitInfo - Git commit ID: c738679d329e6e31d190dadf624186eb0c15fc09 14:40:46 [INFO ] GlobalSettings.logGlobalSettings - REFINEMENT_GENERATE_GRAPHVIZ_DEBUG_FILES: false 14:40:46 [INFO ] GlobalSettings.logGlobalSettings - REFINEMENT_SYMMETRIC_LEARNING: FULL 14:40:46 [INFO ] Dartagnan.main - Program path: ../../sv-benchmarks/c/pthread-race-challenges/per-thread-array-index-race-2.i 14:40:46 [INFO ] Dartagnan.main - CAT file path: cat/svcomp.cat 14:40:46 [WARN ] Compilation.applyLlvmPasses - Failed to run opt (llvm optimizations). Continuing without optimizations. 14:40:46 [INFO ] Dartagnan.main - Witness path: ../../results-verified/LOGDIR/SV-COMP24_no-data-race/per-thread-array-index-race-2.yml/witness.graphml 14:40:46 [INFO ] ParserWitness.parse - Witness graph produced by GemCutter 14:40:46 [INFO ] ParserWitness.parse - Witness graph stats: #Nodes 18 14:40:46 [INFO ] ParserWitness.parse - Witness graph stats: #Edges 17 14:40:46 [INFO ] Wmm.configureAll - encoding.wmm.reduceAcyclicityEncodeSets: true 14:40:47 [INFO ] Compilation.run - Program compiled to C11 14:40:47 [INFO ] LoopFormVerification.run - Detected 2 loops in the program. 14:40:47 [INFO ] DynamicSpinLoopDetection.run - Found 0 static spin loops and 0 potential spin loops. 14:40:47 [INFO ] LoopUnrolling.run - Program unrolled 2 times 14:40:47 [INFO ] ThreadCreation.run - Number of threads (including main): 3 14:40:47 [INFO ] LogThreadStatistics.run - ======== Program statistics ======== #Threads: 3 #Events: 110 #Annotations: 17 #Stores: 9 #Loads: 11 #Inits: 3 #Others: 0 #Allocated bytes: 10 Statically allocated: 10 Dynamically allocated: 0 #Unknown allocations: 2 ======================================== 14:40:47 [INFO ] AliasAnalysis.fromConfig - Selected alias analysis: FULL 14:40:47 [INFO ] AliasAnalysis.fromConfig - Finished alias analysis in 0.21 secs 14:40:47 [INFO ] RelationAnalysis.fromConfig - Selected relation analysis: NATIVE 14:40:47 [INFO ] RelationAnalysis.fromConfig - wmm.analysis.relationAnalysis: NATIVE wmm.analysis.extendedRelationAnalysis: true 14:40:47 [INFO ] RelationAnalysis.fromConfig - Finished regular analysis in 0.56 secs 14:40:47 [INFO ] RelationAnalysis.fromConfig - Finished extended analysis in 0.28 secs 14:40:47 [INFO ] RelationAnalysis.fromConfig - ======== RelationAnalysis summary ======== #Relations: 26 #Axioms: 2 #may-edges removed (extended): 114 #must-edges added (extended): 0 total #must|may|exclusive edges: 813|963|0 #must|may rf edges: 2|16 #must|may co edges: 5|11 =========================================== 14:40:47 [INFO ] EncodingContext.of - encoding.wmm.idl2sat: false 14:40:47 [INFO ] EncodingContext.of - encoding.mergeCFVars: true 14:40:47 [INFO ] Acyclicity.getEncodeGraph - Computing encodeGraph for acyclic hb 14:40:47 [INFO ] Acyclicity.getEncodeGraph - encodeGraph size: 58 14:40:47 [INFO ] Acyclicity.getEncodeGraph - reduced encodeGraph size: 29 14:40:47 [INFO ] EncodingContext.of - Number of encoded edges for acyclicity: 10 14:40:47 [INFO ] ProgramEncoder.withContext - encoding.initializeRegisters: false 14:40:47 [INFO ] Acyclicity.getEncodeGraph - Computing encodeGraph for acyclic hb 14:40:47 [INFO ] Acyclicity.getEncodeGraph - encodeGraph size: 58 14:40:47 [INFO ] Acyclicity.getEncodeGraph - reduced encodeGraph size: 29 14:40:47 [INFO ] WmmEncoder.withContext - encoding.activeSets: true 14:40:47 [INFO ] WmmEncoder.withContext - modeling.memoryIsZeroed: true 14:40:47 [INFO ] WmmEncoder.withContext - Finished active sets in 0.13 secs 14:40:47 [INFO ] WmmEncoder.withContext - Number of unknown edges: 150 14:40:47 [INFO ] WmmEncoder.withContext - Number of encoded edges: 94 14:40:47 [INFO ] SymmetryEncoder. - Symmetry breaking disabled. 14:40:47 [INFO ] DataRaceSolver.run - Starting encoding using Z3 4.13.0.0 14:40:47 [INFO ] ProgramEncoder.encodeMemory - Encoding memory 14:40:47 [INFO ] ProgramEncoder.encodeControlFlow - Encoding program control flow with progress model FAIR 14:40:47 [INFO ] ProgramEncoder.encodeFinalRegisterValues - Skipping encoding of final register values: C-Code has no assertions over those values. 14:40:47 [INFO ] ProgramEncoder.encodeDependencies - Encoding dependencies 14:40:47 [INFO ] WmmEncoder.encodeRelations - Encoding relations 14:40:47 [INFO ] WmmEncoder.encodeConsistency - Encoding consistency 14:40:47 [INFO ] Acyclicity.getEncodeGraph - Computing encodeGraph for acyclic hb 14:40:47 [INFO ] Acyclicity.getEncodeGraph - encodeGraph size: 58 14:40:47 [INFO ] Acyclicity.getEncodeGraph - reduced encodeGraph size: 29 14:40:47 [INFO ] PropertyEncoder.encodeDataRaces - Encoding data races 14:40:47 [INFO ] DataRaceSolver.run - Starting first solver.check() 14:40:47 [INFO ] DataRaceSolver.run - Verification finished with result FAIL FAIL