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/AbstractInterpretationC.xml -s ../../../trunk/examples/settings/ai/eq-bench/svcomp-DerefFreeMemtrack-32bit-Automizer_Camel+AI_EQ_preciseopt.epf -i ../../../trunk/examples/svcomp/ldv-memsafety/memset2_false-valid-deref-write.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-6b94a2f [2018-01-25 01:46:02,804 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-01-25 01:46:02,806 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-01-25 01:46:02,824 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-01-25 01:46:02,824 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-01-25 01:46:02,826 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-01-25 01:46:02,827 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-01-25 01:46:02,832 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-01-25 01:46:02,836 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-01-25 01:46:02,836 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-01-25 01:46:02,838 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-01-25 01:46:02,838 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-01-25 01:46:02,839 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-01-25 01:46:02,841 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-01-25 01:46:02,851 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-01-25 01:46:02,854 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-01-25 01:46:02,863 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-01-25 01:46:02,865 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-01-25 01:46:02,866 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-01-25 01:46:02,868 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-01-25 01:46:02,879 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-01-25 01:46:02,894 INFO L98 SettingsManager]: Beginning loading settings from /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/ai/eq-bench/svcomp-DerefFreeMemtrack-32bit-Automizer_Camel+AI_EQ_preciseopt.epf [2018-01-25 01:46:02,912 INFO L110 SettingsManager]: Loading preferences was successful [2018-01-25 01:46:02,912 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-01-25 01:46:02,913 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-01-25 01:46:02,913 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-01-25 01:46:02,913 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-01-25 01:46:02,913 INFO L133 SettingsManager]: * Weq Fattening=true [2018-01-25 01:46:02,913 INFO L133 SettingsManager]: * Flatten before fatten=true [2018-01-25 01:46:02,914 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=VPDomain [2018-01-25 01:46:02,914 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-01-25 01:46:02,914 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-01-25 01:46:02,915 INFO L133 SettingsManager]: * sizeof long=4 [2018-01-25 01:46:02,915 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-01-25 01:46:02,915 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-01-25 01:46:02,915 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-01-25 01:46:02,915 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-01-25 01:46:02,916 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-01-25 01:46:02,916 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-01-25 01:46:02,916 INFO L133 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2018-01-25 01:46:02,916 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-01-25 01:46:02,916 INFO L133 SettingsManager]: * sizeof long double=12 [2018-01-25 01:46:02,917 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-01-25 01:46:02,917 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-01-25 01:46:02,917 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-01-25 01:46:02,917 INFO L133 SettingsManager]: * Add additional assume for each assert=false [2018-01-25 01:46:02,917 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-01-25 01:46:02,917 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-01-25 01:46:02,918 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-01-25 01:46:02,918 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-01-25 01:46:02,920 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-01-25 01:46:02,920 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-01-25 01:46:02,920 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-01-25 01:46:02,920 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-01-25 01:46:02,920 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-01-25 01:46:02,920 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-01-25 01:46:02,921 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-01-25 01:46:02,921 INFO L133 SettingsManager]: * TransformationType=HEAP_SEPARATOR [2018-01-25 01:46:02,956 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-01-25 01:46:02,968 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Parser(s) successfully initialized [2018-01-25 01:46:02,972 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-01-25 01:46:02,974 INFO L271 PluginConnector]: Initializing CDTParser... [2018-01-25 01:46:02,974 INFO L276 PluginConnector]: CDTParser initialized [2018-01-25 01:46:02,977 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-memsafety/memset2_false-valid-deref-write.c [2018-01-25 01:46:03,165 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-01-25 01:46:03,174 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-01-25 01:46:03,175 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-01-25 01:46:03,176 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-01-25 01:46:03,183 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-01-25 01:46:03,184 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.01 01:46:03" (1/1) ... [2018-01-25 01:46:03,188 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@eaf07e9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.01 01:46:03, skipping insertion in model container [2018-01-25 01:46:03,189 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.01 01:46:03" (1/1) ... [2018-01-25 01:46:03,210 INFO L153 Dispatcher]: Using SV-COMP mode [2018-01-25 01:46:03,231 INFO L153 Dispatcher]: Using SV-COMP mode [2018-01-25 01:46:03,361 INFO L450 PostProcessor]: Settings: Checked method=main [2018-01-25 01:46:03,375 INFO L450 PostProcessor]: Settings: Checked method=main [2018-01-25 01:46:03,382 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.01 01:46:03 WrapperNode [2018-01-25 01:46:03,382 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-01-25 01:46:03,383 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-01-25 01:46:03,383 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-01-25 01:46:03,383 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-01-25 01:46:03,400 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.01 01:46:03" (1/1) ... [2018-01-25 01:46:03,401 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.01 01:46:03" (1/1) ... [2018-01-25 01:46:03,412 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.01 01:46:03" (1/1) ... [2018-01-25 01:46:03,412 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.01 01:46:03" (1/1) ... [2018-01-25 01:46:03,415 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.01 01:46:03" (1/1) ... [2018-01-25 01:46:03,418 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.01 01:46:03" (1/1) ... [2018-01-25 01:46:03,419 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.01 01:46:03" (1/1) ... [2018-01-25 01:46:03,421 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-01-25 01:46:03,421 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-01-25 01:46:03,422 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-01-25 01:46:03,422 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-01-25 01:46:03,423 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.01 01:46:03" (1/1) ... No working directory specified, using /storage/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 [2018-01-25 01:46:03,477 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-01-25 01:46:03,477 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-01-25 01:46:03,478 INFO L136 BoogieDeclarations]: Found implementation of procedure main [2018-01-25 01:46:03,478 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.free [2018-01-25 01:46:03,478 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-01-25 01:46:03,478 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-01-25 01:46:03,478 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2018-01-25 01:46:03,478 INFO L136 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2018-01-25 01:46:03,479 INFO L128 BoogieDeclarations]: Found specification of procedure memset [2018-01-25 01:46:03,479 INFO L128 BoogieDeclarations]: Found specification of procedure main [2018-01-25 01:46:03,479 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-01-25 01:46:03,479 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-01-25 01:46:03,556 WARN L455 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-01-25 01:46:03,599 INFO L257 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-01-25 01:46:03,600 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.01 01:46:03 BoogieIcfgContainer [2018-01-25 01:46:03,600 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-01-25 01:46:03,601 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2018-01-25 01:46:03,601 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2018-01-25 01:46:03,601 INFO L276 PluginConnector]: Abstract Interpretation initialized [2018-01-25 01:46:03,601 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.01 01:46:03" (1/1) ... [2018-01-25 01:46:03,644 INFO L101 FixpointEngine]: Starting fixpoint engine with domain VPDomain (maxUnwinding=3, maxParallelStates=2) [2018-01-25 01:46:04,594 INFO L259 AbstractInterpreter]: Some error location(s) were reachable [2018-01-25 01:46:04,611 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification free ensures #res.base == #ptr.base && #res.offset == #ptr.offset; is not ensure(true) [2018-01-25 01:46:04,613 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-01-25 01:46:04,615 INFO L268 AbstractInterpreter]: Visited 22 different actions 26 times. Merged at 3 different actions 3 times. Never widened. Found 2 fixpoints after 2 different actions. Largest state had 15 variables. [2018-01-25 01:46:04,618 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2018-01-25 01:46:04,619 INFO L168 Benchmark]: Toolchain (without parser) took 1452.79 ms. Allocated memory was 310.9 MB in the beginning and 346.6 MB in the end (delta: 35.7 MB). Free memory was 271.9 MB in the beginning and 251.7 MB in the end (delta: 20.2 MB). Peak memory consumption was 55.8 MB. Max. memory is 5.3 GB. [2018-01-25 01:46:04,621 INFO L168 Benchmark]: CDTParser took 0.31 ms. Allocated memory is still 310.9 MB. Free memory is still 276.9 MB. There was no memory consumed. Max. memory is 5.3 GB. [2018-01-25 01:46:04,622 INFO L168 Benchmark]: CACSL2BoogieTranslator took 207.02 ms. Allocated memory is still 310.9 MB. Free memory was 270.9 MB in the beginning and 263.9 MB in the end (delta: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 5.3 GB. [2018-01-25 01:46:04,622 INFO L168 Benchmark]: Boogie Preprocessor took 38.11 ms. Allocated memory is still 310.9 MB. Free memory was 262.9 MB in the beginning and 261.9 MB in the end (delta: 996.1 kB). Peak memory consumption was 996.1 kB. Max. memory is 5.3 GB. [2018-01-25 01:46:04,623 INFO L168 Benchmark]: RCFGBuilder took 178.79 ms. Allocated memory is still 310.9 MB. Free memory was 261.9 MB in the beginning and 249.2 MB in the end (delta: 12.7 MB). Peak memory consumption was 12.7 MB. Max. memory is 5.3 GB. [2018-01-25 01:46:04,623 INFO L168 Benchmark]: Abstract Interpretation took 1017.28 ms. Allocated memory was 310.9 MB in the beginning and 346.6 MB in the end (delta: 35.7 MB). Free memory was 249.2 MB in the beginning and 251.7 MB in the end (delta: -2.5 MB). Peak memory consumption was 33.1 MB. Max. memory is 5.3 GB. [2018-01-25 01:46:04,626 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31 ms. Allocated memory is still 310.9 MB. Free memory is still 276.9 MB. There was no memory consumed. Max. memory is 5.3 GB. * CACSL2BoogieTranslator took 207.02 ms. Allocated memory is still 310.9 MB. Free memory was 270.9 MB in the beginning and 263.9 MB in the end (delta: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 5.3 GB. * Boogie Preprocessor took 38.11 ms. Allocated memory is still 310.9 MB. Free memory was 262.9 MB in the beginning and 261.9 MB in the end (delta: 996.1 kB). Peak memory consumption was 996.1 kB. Max. memory is 5.3 GB. * RCFGBuilder took 178.79 ms. Allocated memory is still 310.9 MB. Free memory was 261.9 MB in the beginning and 249.2 MB in the end (delta: 12.7 MB). Peak memory consumption was 12.7 MB. Max. memory is 5.3 GB. * Abstract Interpretation took 1017.28 ms. Allocated memory was 310.9 MB in the beginning and 346.6 MB in the end (delta: 35.7 MB). Free memory was 249.2 MB in the beginning and 251.7 MB in the end (delta: -2.5 MB). Peak memory consumption was 33.1 MB. Max. memory is 5.3 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: - StatisticsResult: ArrayEqualityDomainStatistics #Locations : 20 LocStat_MAX_WEQGRAPH_SIZE : 2 LocStat_MAX_SIZEOF_WEQEDGELABEL : 1 LocStat_NO_SUPPORTING_EQUALITIES : 120 LocStat_NO_SUPPORTING_DISEQUALITIES : 30 LocStat_NO_DISJUNCTIONS : -40 LocStat_MAX_NO_DISJUNCTIONS : -1 #Transitions : 28 TransStat_MAX_WEQGRAPH_SIZE : 2 TransStat_MAX_SIZEOF_WEQEDGELABEL : 1 TransStat_NO_SUPPORTING_EQUALITIES : 35 TransStat_NO_SUPPORTING_DISEQUALITIES : 6 TransStat_NO_DISJUNCTIONS : 29 TransStat_MAX_NO_DISJUNCTIONS : 2 - StatisticsResult: EqConstraintFactoryStatistics CONJOIN_DISJUNCTIVE(MILLISECONDS) : 0.058209 RENAME_VARIABLES(MILLISECONDS) : 0.085724 UNFREEZE(MILLISECONDS) : 0.000000 CONJOIN(MILLISECONDS) : 0.003318 PROJECTAWAY(MILLISECONDS) : 0.105803 ADD_WEAK_EQUALITY(MILLISECONDS) : 0.122894 DISJOIN(MILLISECONDS) : 2.777166 RENAME_VARIABLES_DISJUNCTIVE(MILLISECONDS) : 0.119993 ADD_EQUALITY(MILLISECONDS) : 0.043866 DISJOIN_DISJUNCTIVE(MILLISECONDS) : 0.000000 ADD_DISEQUALITY(MILLISECONDS) : 0.012962 #CONJOIN_DISJUNCTIVE : 37 #RENAME_VARIABLES : 71 #UNFREEZE : 0 #CONJOIN : 69 #PROJECTAWAY : 73 #ADD_WEAK_EQUALITY : 4 #DISJOIN : 1 #RENAME_VARIABLES_DISJUNCTIVE : 70 #ADD_EQUALITY : 35 #DISJOIN_DISJUNCTIVE : 0 #ADD_DISEQUALITY : 3 - UnprovableResult [Line: -1]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: abstract domain could reach this error location. Possible FailurePath: [L21] FCALL struct compstat cstats ; [L22] FCALL memset((void *)(& cstats), 0, 41UL) - UnprovableResult [Line: 20]: Unable to prove that all allocated memory was freed Unable to prove that all allocated memory was freed Reason: abstract domain could reach this error location. Possible FailurePath: [L21] FCALL struct compstat cstats ; [L22] FCALL memset((void *)(& cstats), 0, 41UL) [L23] return 0; [L23] return 0; - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Generated EnsuresSpecification free ensures #res.base == #ptr.base && #res.offset == #ptr.offset; is not ensure(true) - GenericResult: Unfinished Backtranslation Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/memset2_false-valid-deref-write.c_svcomp-DerefFreeMemtrack-32bit-Automizer_Camel+AI_EQ_preciseopt.epf_AbstractInterpretationC.xml/Csv-Benchmark-0-2018-01-25_01-46-04-642.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/memset2_false-valid-deref-write.c_svcomp-DerefFreeMemtrack-32bit-Automizer_Camel+AI_EQ_preciseopt.epf_AbstractInterpretationC.xml/Csv-VPDomainBenchmark-0-2018-01-25_01-46-04-642.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/memset2_false-valid-deref-write.c_svcomp-DerefFreeMemtrack-32bit-Automizer_Camel+AI_EQ_preciseopt.epf_AbstractInterpretationC.xml/Csv-BenchmarkWithCounters-0-2018-01-25_01-46-04-642.csv Received shutdown request...