./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_44_bad.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6ec0749-1fa7-4853-bdfe-65a7ae0bb391/bin/uautomizer-verify-qhAvR1uOyd/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6ec0749-1fa7-4853-bdfe-65a7ae0bb391/bin/uautomizer-verify-qhAvR1uOyd/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6ec0749-1fa7-4853-bdfe-65a7ae0bb391/bin/uautomizer-verify-qhAvR1uOyd/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6ec0749-1fa7-4853-bdfe-65a7ae0bb391/bin/uautomizer-verify-qhAvR1uOyd/config/AutomizerReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_44_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6ec0749-1fa7-4853-bdfe-65a7ae0bb391/bin/uautomizer-verify-qhAvR1uOyd/config/svcomp-Overflow-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6ec0749-1fa7-4853-bdfe-65a7ae0bb391/bin/uautomizer-verify-qhAvR1uOyd --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 9376efb56985f963e845c6621ea050fffe5bf19a73e70895e0819a4092977ccb --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 14:13:37,079 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 14:13:37,162 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6ec0749-1fa7-4853-bdfe-65a7ae0bb391/bin/uautomizer-verify-qhAvR1uOyd/config/svcomp-Overflow-64bit-Automizer_Default.epf [2024-11-13 14:13:37,171 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 14:13:37,175 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-13 14:13:37,211 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 14:13:37,213 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-13 14:13:37,213 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-13 14:13:37,214 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-13 14:13:37,214 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-13 14:13:37,214 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 14:13:37,215 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-13 14:13:37,216 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 14:13:37,216 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 14:13:37,216 INFO L153 SettingsManager]: * Use SBE=true [2024-11-13 14:13:37,216 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 14:13:37,216 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 14:13:37,216 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 14:13:37,216 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 14:13:37,216 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 14:13:37,216 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 14:13:37,216 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 14:13:37,216 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 14:13:37,216 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 14:13:37,217 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 14:13:37,217 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 14:13:37,217 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 14:13:37,217 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 14:13:37,217 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-13 14:13:37,217 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-13 14:13:37,217 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-13 14:13:37,217 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-13 14:13:37,217 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 14:13:37,217 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 14:13:37,217 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 14:13:37,217 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-13 14:13:37,218 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 14:13:37,218 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-13 14:13:37,218 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-13 14:13:37,218 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-13 14:13:37,218 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-13 14:13:37,219 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6ec0749-1fa7-4853-bdfe-65a7ae0bb391/bin/uautomizer-verify-qhAvR1uOyd Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9376efb56985f963e845c6621ea050fffe5bf19a73e70895e0819a4092977ccb [2024-11-13 14:13:37,522 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 14:13:37,530 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 14:13:37,533 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 14:13:37,534 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 14:13:37,534 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 14:13:37,535 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6ec0749-1fa7-4853-bdfe-65a7ae0bb391/bin/uautomizer-verify-qhAvR1uOyd/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_44_bad.i Unable to find full path for "g++" [2024-11-13 14:13:39,355 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 14:13:39,841 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 14:13:39,844 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6ec0749-1fa7-4853-bdfe-65a7ae0bb391/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_44_bad.i [2024-11-13 14:13:39,879 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6ec0749-1fa7-4853-bdfe-65a7ae0bb391/bin/uautomizer-verify-qhAvR1uOyd/data/706125067/349dab74948d4d03ae3ae3809ba7c28b/FLAG8f2c5bee4 [2024-11-13 14:13:39,925 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6ec0749-1fa7-4853-bdfe-65a7ae0bb391/bin/uautomizer-verify-qhAvR1uOyd/data/706125067/349dab74948d4d03ae3ae3809ba7c28b [2024-11-13 14:13:39,928 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 14:13:39,930 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 14:13:39,932 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 14:13:39,932 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 14:13:39,936 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 14:13:39,937 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 02:13:39" (1/1) ... [2024-11-13 14:13:39,940 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4037fa73 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:13:39, skipping insertion in model container [2024-11-13 14:13:39,940 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 02:13:39" (1/1) ... [2024-11-13 14:13:40,001 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 14:13:40,847 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 14:13:40,857 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 14:13:40,965 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 14:13:41,131 INFO L204 MainTranslator]: Completed translation [2024-11-13 14:13:41,132 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:13:41 WrapperNode [2024-11-13 14:13:41,132 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 14:13:41,133 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 14:13:41,134 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 14:13:41,134 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 14:13:41,141 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:13:41" (1/1) ... [2024-11-13 14:13:41,172 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:13:41" (1/1) ... [2024-11-13 14:13:41,204 INFO L138 Inliner]: procedures = 499, calls = 25, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 45 [2024-11-13 14:13:41,205 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 14:13:41,206 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 14:13:41,206 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 14:13:41,206 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 14:13:41,216 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:13:41" (1/1) ... [2024-11-13 14:13:41,217 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:13:41" (1/1) ... [2024-11-13 14:13:41,221 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:13:41" (1/1) ... [2024-11-13 14:13:41,243 INFO L175 MemorySlicer]: No memory access in input program. [2024-11-13 14:13:41,243 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:13:41" (1/1) ... [2024-11-13 14:13:41,243 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:13:41" (1/1) ... [2024-11-13 14:13:41,255 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:13:41" (1/1) ... [2024-11-13 14:13:41,257 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:13:41" (1/1) ... [2024-11-13 14:13:41,258 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:13:41" (1/1) ... [2024-11-13 14:13:41,259 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:13:41" (1/1) ... [2024-11-13 14:13:41,265 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 14:13:41,265 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 14:13:41,265 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 14:13:41,266 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 14:13:41,266 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:13:41" (1/1) ... [2024-11-13 14:13:41,272 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-13 14:13:41,287 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6ec0749-1fa7-4853-bdfe-65a7ae0bb391/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:13:41,299 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6ec0749-1fa7-4853-bdfe-65a7ae0bb391/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-13 14:13:41,306 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6ec0749-1fa7-4853-bdfe-65a7ae0bb391/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-13 14:13:41,328 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-13 14:13:41,328 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-13 14:13:41,328 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 14:13:41,328 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 14:13:41,329 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 14:13:41,501 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 14:13:41,502 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 14:13:41,604 INFO L? ?]: Removed 28 outVars from TransFormulas that were not future-live. [2024-11-13 14:13:41,604 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 14:13:41,614 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 14:13:41,614 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 14:13:41,615 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 02:13:41 BoogieIcfgContainer [2024-11-13 14:13:41,615 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 14:13:41,620 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-13 14:13:41,620 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-13 14:13:41,625 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-13 14:13:41,625 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.11 02:13:39" (1/3) ... [2024-11-13 14:13:41,625 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@23cc62e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 02:13:41, skipping insertion in model container [2024-11-13 14:13:41,626 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:13:41" (2/3) ... [2024-11-13 14:13:41,626 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@23cc62e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 02:13:41, skipping insertion in model container [2024-11-13 14:13:41,626 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 02:13:41" (3/3) ... [2024-11-13 14:13:41,627 INFO L112 eAbstractionObserver]: Analyzing ICFG CWE191_Integer_Underflow__int_min_multiply_44_bad.i [2024-11-13 14:13:41,643 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-13 14:13:41,647 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG CWE191_Integer_Underflow__int_min_multiply_44_bad.i that has 2 procedures, 22 locations, 1 initial locations, 0 loop locations, and 2 error locations. [2024-11-13 14:13:41,714 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-13 14:13:41,731 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@3afd5c93, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-13 14:13:41,732 INFO L334 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2024-11-13 14:13:41,737 INFO L276 IsEmpty]: Start isEmpty. Operand has 22 states, 16 states have (on average 1.25) internal successors, (20), 18 states have internal predecessors, (20), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-13 14:13:41,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-13 14:13:41,745 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 14:13:41,746 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 14:13:41,746 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2024-11-13 14:13:41,752 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:13:41,752 INFO L85 PathProgramCache]: Analyzing trace with hash 993488621, now seen corresponding path program 1 times [2024-11-13 14:13:41,762 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 14:13:41,762 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1349856092] [2024-11-13 14:13:41,763 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:13:41,763 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 14:13:41,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 14:13:41,872 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 14:13:41,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 14:13:41,909 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 14:13:41,911 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-13 14:13:41,912 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 2 remaining) [2024-11-13 14:13:41,914 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 2 remaining) [2024-11-13 14:13:41,915 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-13 14:13:41,919 INFO L407 BasicCegarLoop]: Path program histogram: [1] [2024-11-13 14:13:41,941 INFO L173 ceAbstractionStarter]: Computing trace abstraction results [2024-11-13 14:13:41,945 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.11 02:13:41 BoogieIcfgContainer [2024-11-13 14:13:41,945 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-13 14:13:41,946 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 14:13:41,946 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 14:13:41,946 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 14:13:41,947 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 02:13:41" (3/4) ... [2024-11-13 14:13:41,949 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 14:13:41,950 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 14:13:41,951 INFO L158 Benchmark]: Toolchain (without parser) took 2020.59ms. Allocated memory is still 117.4MB. Free memory was 89.0MB in the beginning and 48.8MB in the end (delta: 40.2MB). Peak memory consumption was 41.0MB. Max. memory is 16.1GB. [2024-11-13 14:13:41,951 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 117.4MB. Free memory is still 75.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 14:13:41,952 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1201.24ms. Allocated memory is still 117.4MB. Free memory was 88.9MB in the beginning and 79.5MB in the end (delta: 9.4MB). Peak memory consumption was 66.2MB. Max. memory is 16.1GB. [2024-11-13 14:13:41,952 INFO L158 Benchmark]: Boogie Procedure Inliner took 72.07ms. Allocated memory is still 117.4MB. Free memory was 79.5MB in the beginning and 76.7MB in the end (delta: 2.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 14:13:41,952 INFO L158 Benchmark]: Boogie Preprocessor took 58.83ms. Allocated memory is still 117.4MB. Free memory was 76.7MB in the beginning and 75.6MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 14:13:41,953 INFO L158 Benchmark]: RCFGBuilder took 349.43ms. Allocated memory is still 117.4MB. Free memory was 75.6MB in the beginning and 64.0MB in the end (delta: 11.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 14:13:41,953 INFO L158 Benchmark]: TraceAbstraction took 325.32ms. Allocated memory is still 117.4MB. Free memory was 63.2MB in the beginning and 48.8MB in the end (delta: 14.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 14:13:41,953 INFO L158 Benchmark]: Witness Printer took 4.32ms. Allocated memory is still 117.4MB. Free memory is still 48.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 14:13:41,958 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25ms. Allocated memory is still 117.4MB. Free memory is still 75.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1201.24ms. Allocated memory is still 117.4MB. Free memory was 88.9MB in the beginning and 79.5MB in the end (delta: 9.4MB). Peak memory consumption was 66.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 72.07ms. Allocated memory is still 117.4MB. Free memory was 79.5MB in the beginning and 76.7MB in the end (delta: 2.7MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 58.83ms. Allocated memory is still 117.4MB. Free memory was 76.7MB in the beginning and 75.6MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 349.43ms. Allocated memory is still 117.4MB. Free memory was 75.6MB in the beginning and 64.0MB in the end (delta: 11.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * TraceAbstraction took 325.32ms. Allocated memory is still 117.4MB. Free memory was 63.2MB in the beginning and 48.8MB in the end (delta: 14.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Witness Printer took 4.32ms. Allocated memory is still 117.4MB. Free memory is still 48.8MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 1552]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of large string literal at line 1567. Possible FailurePath: [L1522] const int GLOBAL_CONST_TRUE = 1; [L1523] const int GLOBAL_CONST_FALSE = 0; [L1524] const int GLOBAL_CONST_FIVE = 5; [L1525] int globalTrue = 1; [L1526] int globalFalse = 0; [L1527] int globalFive = 5; [L1546] int globalArgc = 0; [L1547] char** globalArgv = ((void *)0); VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1567] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(line)={1:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1414] COND TRUE line != ((void *)0) [L1567] RET printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1568] CALL CWE191_Integer_Underflow__int_min_multiply_44_bad() [L1558] int data; [L1559] void (*funcPtr) (int) = badSink; [L1560] data = 0 [L1561] data = (-0x7fffffff - 1) [L1562] CALL funcPtr(data) [L1550] COND TRUE data < 0 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=-2147483648, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1552] data * 2 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] - UnprovableResult [Line: 1552]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 22 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.2s, OverallIterations: 1, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=22occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 10 NumberOfCodeBlocks, 10 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-13 14:13:41,993 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6ec0749-1fa7-4853-bdfe-65a7ae0bb391/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6ec0749-1fa7-4853-bdfe-65a7ae0bb391/bin/uautomizer-verify-qhAvR1uOyd/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6ec0749-1fa7-4853-bdfe-65a7ae0bb391/bin/uautomizer-verify-qhAvR1uOyd/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6ec0749-1fa7-4853-bdfe-65a7ae0bb391/bin/uautomizer-verify-qhAvR1uOyd/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6ec0749-1fa7-4853-bdfe-65a7ae0bb391/bin/uautomizer-verify-qhAvR1uOyd/config/AutomizerReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_44_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6ec0749-1fa7-4853-bdfe-65a7ae0bb391/bin/uautomizer-verify-qhAvR1uOyd/config/svcomp-Overflow-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6ec0749-1fa7-4853-bdfe-65a7ae0bb391/bin/uautomizer-verify-qhAvR1uOyd --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 9376efb56985f963e845c6621ea050fffe5bf19a73e70895e0819a4092977ccb --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 14:13:44,465 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 14:13:44,588 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6ec0749-1fa7-4853-bdfe-65a7ae0bb391/bin/uautomizer-verify-qhAvR1uOyd/config/svcomp-Overflow-64bit-Automizer_Bitvector.epf [2024-11-13 14:13:44,597 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 14:13:44,597 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-13 14:13:44,597 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.Checked method. Library mode if empty. [2024-11-13 14:13:44,653 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 14:13:44,653 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-13 14:13:44,654 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-13 14:13:44,654 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-13 14:13:44,654 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-13 14:13:44,654 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 14:13:44,655 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-13 14:13:44,655 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 14:13:44,655 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 14:13:44,657 INFO L153 SettingsManager]: * Use SBE=true [2024-11-13 14:13:44,657 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 14:13:44,657 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 14:13:44,657 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 14:13:44,657 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 14:13:44,657 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 14:13:44,657 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 14:13:44,657 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 14:13:44,657 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 14:13:44,658 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 14:13:44,658 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 14:13:44,658 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 14:13:44,658 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 14:13:44,658 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 14:13:44,658 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 14:13:44,658 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 14:13:44,659 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-13 14:13:44,659 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-13 14:13:44,659 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-13 14:13:44,659 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-13 14:13:44,659 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 14:13:44,660 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 14:13:44,660 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 14:13:44,660 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2024-11-13 14:13:44,661 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 14:13:44,661 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-13 14:13:44,661 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-13 14:13:44,661 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-13 14:13:44,661 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-13 14:13:44,661 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6ec0749-1fa7-4853-bdfe-65a7ae0bb391/bin/uautomizer-verify-qhAvR1uOyd Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9376efb56985f963e845c6621ea050fffe5bf19a73e70895e0819a4092977ccb [2024-11-13 14:13:44,992 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 14:13:45,002 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 14:13:45,005 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 14:13:45,007 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 14:13:45,008 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 14:13:45,009 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6ec0749-1fa7-4853-bdfe-65a7ae0bb391/bin/uautomizer-verify-qhAvR1uOyd/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_44_bad.i Unable to find full path for "g++" [2024-11-13 14:13:46,926 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 14:13:47,424 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 14:13:47,425 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6ec0749-1fa7-4853-bdfe-65a7ae0bb391/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_44_bad.i [2024-11-13 14:13:47,448 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6ec0749-1fa7-4853-bdfe-65a7ae0bb391/bin/uautomizer-verify-qhAvR1uOyd/data/30659c232/4e07cca7946c45d69f0cb9de8aff5e9e/FLAGa7ff93a4a [2024-11-13 14:13:47,463 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6ec0749-1fa7-4853-bdfe-65a7ae0bb391/bin/uautomizer-verify-qhAvR1uOyd/data/30659c232/4e07cca7946c45d69f0cb9de8aff5e9e [2024-11-13 14:13:47,465 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 14:13:47,467 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 14:13:47,468 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 14:13:47,468 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 14:13:47,472 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 14:13:47,473 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 02:13:47" (1/1) ... [2024-11-13 14:13:47,474 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5c2ba937 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:13:47, skipping insertion in model container [2024-11-13 14:13:47,474 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 02:13:47" (1/1) ... [2024-11-13 14:13:47,535 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 14:13:48,370 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 14:13:48,391 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 14:13:48,556 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 14:13:48,710 INFO L204 MainTranslator]: Completed translation [2024-11-13 14:13:48,710 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:13:48 WrapperNode [2024-11-13 14:13:48,711 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 14:13:48,712 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 14:13:48,713 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 14:13:48,714 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 14:13:48,720 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:13:48" (1/1) ... [2024-11-13 14:13:48,743 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:13:48" (1/1) ... [2024-11-13 14:13:48,761 INFO L138 Inliner]: procedures = 504, calls = 25, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 45 [2024-11-13 14:13:48,762 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 14:13:48,762 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 14:13:48,762 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 14:13:48,762 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 14:13:48,771 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:13:48" (1/1) ... [2024-11-13 14:13:48,771 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:13:48" (1/1) ... [2024-11-13 14:13:48,774 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:13:48" (1/1) ... [2024-11-13 14:13:48,783 INFO L175 MemorySlicer]: No memory access in input program. [2024-11-13 14:13:48,783 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:13:48" (1/1) ... [2024-11-13 14:13:48,784 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:13:48" (1/1) ... [2024-11-13 14:13:48,791 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:13:48" (1/1) ... [2024-11-13 14:13:48,796 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:13:48" (1/1) ... [2024-11-13 14:13:48,801 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:13:48" (1/1) ... [2024-11-13 14:13:48,803 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:13:48" (1/1) ... [2024-11-13 14:13:48,810 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 14:13:48,810 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 14:13:48,810 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 14:13:48,811 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 14:13:48,811 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:13:48" (1/1) ... [2024-11-13 14:13:48,823 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-13 14:13:48,840 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6ec0749-1fa7-4853-bdfe-65a7ae0bb391/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:13:48,852 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6ec0749-1fa7-4853-bdfe-65a7ae0bb391/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-13 14:13:48,857 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6ec0749-1fa7-4853-bdfe-65a7ae0bb391/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-13 14:13:48,891 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-13 14:13:48,891 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-13 14:13:48,892 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 14:13:48,892 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 14:13:48,892 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 14:13:49,101 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 14:13:49,103 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 14:13:49,266 INFO L? ?]: Removed 28 outVars from TransFormulas that were not future-live. [2024-11-13 14:13:49,266 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 14:13:49,278 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 14:13:49,278 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 14:13:49,279 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 02:13:49 BoogieIcfgContainer [2024-11-13 14:13:49,279 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 14:13:49,282 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-13 14:13:49,282 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-13 14:13:49,287 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-13 14:13:49,288 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.11 02:13:47" (1/3) ... [2024-11-13 14:13:49,288 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3b543509 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 02:13:49, skipping insertion in model container [2024-11-13 14:13:49,288 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:13:48" (2/3) ... [2024-11-13 14:13:49,289 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3b543509 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 02:13:49, skipping insertion in model container [2024-11-13 14:13:49,289 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 02:13:49" (3/3) ... [2024-11-13 14:13:49,291 INFO L112 eAbstractionObserver]: Analyzing ICFG CWE191_Integer_Underflow__int_min_multiply_44_bad.i [2024-11-13 14:13:49,305 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-13 14:13:49,307 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG CWE191_Integer_Underflow__int_min_multiply_44_bad.i that has 2 procedures, 22 locations, 1 initial locations, 0 loop locations, and 2 error locations. [2024-11-13 14:13:49,361 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-13 14:13:49,374 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@683b38e8, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-13 14:13:49,375 INFO L334 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2024-11-13 14:13:49,378 INFO L276 IsEmpty]: Start isEmpty. Operand has 22 states, 16 states have (on average 1.25) internal successors, (20), 18 states have internal predecessors, (20), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-13 14:13:49,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-13 14:13:49,385 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 14:13:49,386 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 14:13:49,386 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2024-11-13 14:13:49,390 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:13:49,390 INFO L85 PathProgramCache]: Analyzing trace with hash 993488621, now seen corresponding path program 1 times [2024-11-13 14:13:49,402 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-13 14:13:49,403 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1775586008] [2024-11-13 14:13:49,404 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:13:49,407 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 14:13:49,407 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6ec0749-1fa7-4853-bdfe-65a7ae0bb391/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:13:49,410 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6ec0749-1fa7-4853-bdfe-65a7ae0bb391/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-13 14:13:49,411 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6ec0749-1fa7-4853-bdfe-65a7ae0bb391/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-13 14:13:49,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 14:13:49,564 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 14:13:49,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 14:13:49,661 INFO L130 FreeRefinementEngine]: Strategy FOX found a feasible trace [2024-11-13 14:13:49,663 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-13 14:13:49,665 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 2 remaining) [2024-11-13 14:13:49,668 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 2 remaining) [2024-11-13 14:13:49,689 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6ec0749-1fa7-4853-bdfe-65a7ae0bb391/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-13 14:13:49,869 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6ec0749-1fa7-4853-bdfe-65a7ae0bb391/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 14:13:49,872 INFO L407 BasicCegarLoop]: Path program histogram: [1] [2024-11-13 14:13:49,895 INFO L173 ceAbstractionStarter]: Computing trace abstraction results [2024-11-13 14:13:49,900 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.11 02:13:49 BoogieIcfgContainer [2024-11-13 14:13:49,900 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-13 14:13:49,901 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 14:13:49,901 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 14:13:49,902 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 14:13:49,903 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 02:13:49" (3/4) ... [2024-11-13 14:13:49,905 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 14:13:49,907 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 14:13:49,910 INFO L158 Benchmark]: Toolchain (without parser) took 2441.43ms. Allocated memory is still 117.4MB. Free memory was 89.5MB in the beginning and 84.9MB in the end (delta: 4.6MB). Peak memory consumption was 8.5MB. Max. memory is 16.1GB. [2024-11-13 14:13:49,911 INFO L158 Benchmark]: CDTParser took 1.46ms. Allocated memory is still 117.4MB. Free memory is still 84.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 14:13:49,911 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1243.11ms. Allocated memory is still 117.4MB. Free memory was 89.3MB in the beginning and 68.0MB in the end (delta: 21.3MB). Peak memory consumption was 50.2MB. Max. memory is 16.1GB. [2024-11-13 14:13:49,912 INFO L158 Benchmark]: Boogie Procedure Inliner took 49.93ms. Allocated memory is still 117.4MB. Free memory was 68.0MB in the beginning and 65.5MB in the end (delta: 2.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 14:13:49,912 INFO L158 Benchmark]: Boogie Preprocessor took 47.48ms. Allocated memory is still 117.4MB. Free memory was 65.0MB in the beginning and 63.0MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 14:13:49,913 INFO L158 Benchmark]: RCFGBuilder took 468.82ms. Allocated memory is still 117.4MB. Free memory was 63.0MB in the beginning and 50.2MB in the end (delta: 12.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 14:13:49,915 INFO L158 Benchmark]: TraceAbstraction took 618.87ms. Allocated memory is still 117.4MB. Free memory was 49.2MB in the beginning and 84.9MB in the end (delta: -35.7MB). Peak memory consumption was 21.5MB. Max. memory is 16.1GB. [2024-11-13 14:13:49,915 INFO L158 Benchmark]: Witness Printer took 5.73ms. Allocated memory is still 117.4MB. Free memory was 84.9MB in the beginning and 84.9MB in the end (delta: 35.5kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 14:13:49,921 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.46ms. Allocated memory is still 117.4MB. Free memory is still 84.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1243.11ms. Allocated memory is still 117.4MB. Free memory was 89.3MB in the beginning and 68.0MB in the end (delta: 21.3MB). Peak memory consumption was 50.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 49.93ms. Allocated memory is still 117.4MB. Free memory was 68.0MB in the beginning and 65.5MB in the end (delta: 2.5MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 47.48ms. Allocated memory is still 117.4MB. Free memory was 65.0MB in the beginning and 63.0MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 468.82ms. Allocated memory is still 117.4MB. Free memory was 63.0MB in the beginning and 50.2MB in the end (delta: 12.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * TraceAbstraction took 618.87ms. Allocated memory is still 117.4MB. Free memory was 49.2MB in the beginning and 84.9MB in the end (delta: -35.7MB). Peak memory consumption was 21.5MB. Max. memory is 16.1GB. * Witness Printer took 5.73ms. Allocated memory is still 117.4MB. Free memory was 84.9MB in the beginning and 84.9MB in the end (delta: 35.5kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 1552]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of large string literal at line 1567. Possible FailurePath: [L1522] const int GLOBAL_CONST_TRUE = 1; [L1523] const int GLOBAL_CONST_FALSE = 0; [L1524] const int GLOBAL_CONST_FIVE = 5; [L1525] int globalTrue = 1; [L1526] int globalFalse = 0; [L1527] int globalFive = 5; [L1546] int globalArgc = 0; [L1547] char** globalArgv = ((void *)0); VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1567] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(line)={1:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1414] COND TRUE line != ((void *)0) [L1567] RET printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1568] CALL CWE191_Integer_Underflow__int_min_multiply_44_bad() [L1558] int data; [L1559] void (*funcPtr) (int) = badSink; [L1560] data = 0 [L1561] data = (-0x7fffffff - 1) [L1562] CALL funcPtr(data) [L1550] COND TRUE data < 0 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=-2147483648, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1552] data * 2 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] - UnprovableResult [Line: 1552]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 22 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.5s, OverallIterations: 1, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=22occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 10 NumberOfCodeBlocks, 10 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-13 14:13:49,952 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6ec0749-1fa7-4853-bdfe-65a7ae0bb391/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN: Overapproximated counterexample