java -Xmx6000000000 -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data ./data --generate-csv --csv-dir ../../../releaseScripts/default/UAutomizer-linux/csv -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/cade18-smtinterpol/svcomp-DerefFreeMemtrack-32bit-Automizer_SmtInterpol_Array.epf -i ../../../trunk/examples/svcomp/array-memsafety/cstrcat_unsafe_false-valid-deref.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-c17473d-m [2018-02-04 14:54:55,147 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-02-04 14:54:55,149 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-02-04 14:54:55,159 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-02-04 14:54:55,159 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-02-04 14:54:55,160 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-02-04 14:54:55,161 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-02-04 14:54:55,162 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-02-04 14:54:55,163 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-02-04 14:54:55,164 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-02-04 14:54:55,165 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-02-04 14:54:55,165 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-02-04 14:54:55,166 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-02-04 14:54:55,167 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-02-04 14:54:55,167 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-02-04 14:54:55,169 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-02-04 14:54:55,171 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-02-04 14:54:55,173 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-02-04 14:54:55,174 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-02-04 14:54:55,175 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-02-04 14:54:55,176 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-02-04 14:54:55,177 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-02-04 14:54:55,177 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-02-04 14:54:55,178 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-02-04 14:54:55,178 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-02-04 14:54:55,179 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-02-04 14:54:55,180 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-02-04 14:54:55,180 INFO L177 SettingsManager]: PEA to Boogie provides no preferences, ignoring... [2018-02-04 14:54:55,180 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-02-04 14:54:55,180 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-02-04 14:54:55,181 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-02-04 14:54:55,181 INFO L98 SettingsManager]: Beginning loading settings from /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/cade18-smtinterpol/svcomp-DerefFreeMemtrack-32bit-Automizer_SmtInterpol_Array.epf [2018-02-04 14:54:55,191 INFO L110 SettingsManager]: Loading preferences was successful [2018-02-04 14:54:55,191 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-02-04 14:54:55,192 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-02-04 14:54:55,192 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-02-04 14:54:55,192 INFO L133 SettingsManager]: * Use SBE=true [2018-02-04 14:54:55,192 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-02-04 14:54:55,193 INFO L133 SettingsManager]: * sizeof long=4 [2018-02-04 14:54:55,193 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-02-04 14:54:55,193 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-02-04 14:54:55,193 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-02-04 14:54:55,193 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-02-04 14:54:55,193 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-02-04 14:54:55,193 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-02-04 14:54:55,194 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-02-04 14:54:55,194 INFO L133 SettingsManager]: * sizeof long double=12 [2018-02-04 14:54:55,194 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-02-04 14:54:55,194 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-02-04 14:54:55,194 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-02-04 14:54:55,194 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-02-04 14:54:55,195 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-02-04 14:54:55,195 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-02-04 14:54:55,195 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=Craig_TreeInterpolation [2018-02-04 14:54:55,222 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-02-04 14:54:55,230 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Parser(s) successfully initialized [2018-02-04 14:54:55,233 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-02-04 14:54:55,233 INFO L271 PluginConnector]: Initializing CDTParser... [2018-02-04 14:54:55,234 INFO L276 PluginConnector]: CDTParser initialized [2018-02-04 14:54:55,234 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/array-memsafety/cstrcat_unsafe_false-valid-deref.i [2018-02-04 14:54:55,302 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-02-04 14:54:55,303 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-02-04 14:54:55,303 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-02-04 14:54:55,303 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-02-04 14:54:55,307 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-02-04 14:54:55,308 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.02 02:54:55" (1/1) ... [2018-02-04 14:54:55,310 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@59793b6d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.02 02:54:55, skipping insertion in model container [2018-02-04 14:54:55,310 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.02 02:54:55" (1/1) ... [2018-02-04 14:54:55,321 INFO L153 Dispatcher]: Using SV-COMP mode [2018-02-04 14:54:55,330 INFO L153 Dispatcher]: Using SV-COMP mode [2018-02-04 14:54:55,415 INFO L450 PostProcessor]: Settings: Checked method=main [2018-02-04 14:54:55,427 INFO L450 PostProcessor]: Settings: Checked method=main [2018-02-04 14:54:55,431 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.02 02:54:55 WrapperNode [2018-02-04 14:54:55,431 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-02-04 14:54:55,431 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-02-04 14:54:55,431 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-02-04 14:54:55,431 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-02-04 14:54:55,439 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.02 02:54:55" (1/1) ... [2018-02-04 14:54:55,440 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.02 02:54:55" (1/1) ... [2018-02-04 14:54:55,445 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.02 02:54:55" (1/1) ... [2018-02-04 14:54:55,445 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.02 02:54:55" (1/1) ... [2018-02-04 14:54:55,448 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.02 02:54:55" (1/1) ... [2018-02-04 14:54:55,450 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.02 02:54:55" (1/1) ... [2018-02-04 14:54:55,451 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.02 02:54:55" (1/1) ... [2018-02-04 14:54:55,453 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-02-04 14:54:55,453 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-02-04 14:54:55,453 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-02-04 14:54:55,453 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-02-04 14:54:55,454 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.02 02:54:55" (1/1) ... No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-02-04 14:54:55,488 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-02-04 14:54:55,489 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-02-04 14:54:55,489 INFO L136 BoogieDeclarations]: Found implementation of procedure cstrcat [2018-02-04 14:54:55,489 INFO L136 BoogieDeclarations]: Found implementation of procedure main [2018-02-04 14:54:55,489 INFO L128 BoogieDeclarations]: Found specification of procedure write~int [2018-02-04 14:54:55,489 INFO L128 BoogieDeclarations]: Found specification of procedure read~int [2018-02-04 14:54:55,489 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.free [2018-02-04 14:54:55,489 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-02-04 14:54:55,489 INFO L128 BoogieDeclarations]: Found specification of procedure cstrcat [2018-02-04 14:54:55,489 INFO L128 BoogieDeclarations]: Found specification of procedure main [2018-02-04 14:54:55,489 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-02-04 14:54:55,489 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-02-04 14:54:55,618 INFO L257 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-02-04 14:54:55,619 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.02 02:54:55 BoogieIcfgContainer [2018-02-04 14:54:55,619 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-02-04 14:54:55,620 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-02-04 14:54:55,620 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-02-04 14:54:55,622 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-02-04 14:54:55,623 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 04.02 02:54:55" (1/3) ... [2018-02-04 14:54:55,623 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@29b13248 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.02 02:54:55, skipping insertion in model container [2018-02-04 14:54:55,624 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.02 02:54:55" (2/3) ... [2018-02-04 14:54:55,624 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@29b13248 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.02 02:54:55, skipping insertion in model container [2018-02-04 14:54:55,624 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.02 02:54:55" (3/3) ... [2018-02-04 14:54:55,626 INFO L107 eAbstractionObserver]: Analyzing ICFG cstrcat_unsafe_false-valid-deref.i [2018-02-04 14:54:55,633 INFO L128 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:Craig_TreeInterpolation Determinization: PREDICATE_ABSTRACTION [2018-02-04 14:54:55,638 INFO L140 ceAbstractionStarter]: Appying trace abstraction to program that has 7 error locations. [2018-02-04 14:54:55,669 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-02-04 14:54:55,669 INFO L323 AbstractCegarLoop]: Hoare is false [2018-02-04 14:54:55,669 INFO L324 AbstractCegarLoop]: Compute interpolants for Craig_TreeInterpolation [2018-02-04 14:54:55,669 INFO L325 AbstractCegarLoop]: Backedges is CANONICAL [2018-02-04 14:54:55,669 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-02-04 14:54:55,669 INFO L327 AbstractCegarLoop]: Difference is false [2018-02-04 14:54:55,669 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-02-04 14:54:55,670 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-02-04 14:54:55,670 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-02-04 14:54:55,681 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states. [2018-02-04 14:54:55,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-02-04 14:54:55,689 INFO L343 BasicCegarLoop]: Found error trace [2018-02-04 14:54:55,690 INFO L351 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-02-04 14:54:55,691 INFO L371 AbstractCegarLoop]: === Iteration 1 === [cstrcatErr0RequiresViolation, cstrcatErr2RequiresViolation, cstrcatErr1RequiresViolation, cstrcatErr5RequiresViolation, cstrcatErr3RequiresViolation, cstrcatErr4RequiresViolation, mainErr0EnsuresViolation]=== [2018-02-04 14:54:55,695 INFO L82 PathProgramCache]: Analyzing trace with hash 1113872939, now seen corresponding path program 1 times [2018-02-04 14:54:55,727 INFO L67 tionRefinementEngine]: Using refinement strategy FixedTraceAbstractionRefinementStrategy [2018-02-04 14:54:55,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-02-04 14:54:55,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-02-04 14:54:55,781 INFO L410 BasicCegarLoop]: Counterexample might be feasible [2018-02-04 14:54:55,797 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 04.02 02:54:55 BoogieIcfgContainer [2018-02-04 14:54:55,797 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-02-04 14:54:55,798 INFO L168 Benchmark]: Toolchain (without parser) took 495.34 ms. Allocated memory is still 396.9 MB. Free memory was 356.3 MB in the beginning and 318.3 MB in the end (delta: 38.1 MB). Peak memory consumption was 38.1 MB. Max. memory is 5.3 GB. [2018-02-04 14:54:55,799 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 396.9 MB. Free memory is still 360.4 MB. There was no memory consumed. Max. memory is 5.3 GB. [2018-02-04 14:54:55,800 INFO L168 Benchmark]: CACSL2BoogieTranslator took 127.71 ms. Allocated memory is still 396.9 MB. Free memory was 355.0 MB in the beginning and 346.9 MB in the end (delta: 8.1 MB). Peak memory consumption was 8.1 MB. Max. memory is 5.3 GB. [2018-02-04 14:54:55,800 INFO L168 Benchmark]: Boogie Preprocessor took 21.56 ms. Allocated memory is still 396.9 MB. Free memory was 346.9 MB in the beginning and 345.6 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 5.3 GB. [2018-02-04 14:54:55,801 INFO L168 Benchmark]: RCFGBuilder took 166.19 ms. Allocated memory is still 396.9 MB. Free memory was 345.6 MB in the beginning and 330.3 MB in the end (delta: 15.3 MB). Peak memory consumption was 15.3 MB. Max. memory is 5.3 GB. [2018-02-04 14:54:55,801 INFO L168 Benchmark]: TraceAbstraction took 177.24 ms. Allocated memory is still 396.9 MB. Free memory was 330.3 MB in the beginning and 318.3 MB in the end (delta: 12.0 MB). Peak memory consumption was 12.0 MB. Max. memory is 5.3 GB. [2018-02-04 14:54:55,804 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 396.9 MB. Free memory is still 360.4 MB. There was no memory consumed. Max. memory is 5.3 GB. * CACSL2BoogieTranslator took 127.71 ms. Allocated memory is still 396.9 MB. Free memory was 355.0 MB in the beginning and 346.9 MB in the end (delta: 8.1 MB). Peak memory consumption was 8.1 MB. Max. memory is 5.3 GB. * Boogie Preprocessor took 21.56 ms. Allocated memory is still 396.9 MB. Free memory was 346.9 MB in the beginning and 345.6 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 5.3 GB. * RCFGBuilder took 166.19 ms. Allocated memory is still 396.9 MB. Free memory was 345.6 MB in the beginning and 330.3 MB in the end (delta: 15.3 MB). Peak memory consumption was 15.3 MB. Max. memory is 5.3 GB. * TraceAbstraction took 177.24 ms. Allocated memory is still 396.9 MB. Free memory was 330.3 MB in the beginning and 318.3 MB in the end (delta: 12.0 MB). Peak memory consumption was 12.0 MB. Max. memory is 5.3 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 1]: pointer dereference may fail pointer dereference may fail We found a FailurePath: [L11] char *s1; [L12] char *s2; [L13] CALL cstrcat(s1, s2) VAL [s1={5:6}, s2={8:3}] [L3] char *s = s1; VAL [s={5:6}, s1={5:6}, s1={5:6}, s2={8:3}, s2={8:3}] [L4] FCALL \read(*s) VAL [s={5:6}, s1={5:6}, s1={5:6}, s2={8:3}, s2={8:3}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 31 locations, 7 error locations. UNSAFE Result, 0.1s OverallTime, 1 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=31occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 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, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! Written .csv to /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/cstrcat_unsafe_false-valid-deref.i_svcomp-DerefFreeMemtrack-32bit-Automizer_SmtInterpol_Array.epf_AutomizerC.xml/Csv-Benchmark-0-2018-02-04_14-54-55-812.csv Written .csv to /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/cstrcat_unsafe_false-valid-deref.i_svcomp-DerefFreeMemtrack-32bit-Automizer_SmtInterpol_Array.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-0-2018-02-04_14-54-55-812.csv Received shutdown request...