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_imprecise.epf -i ../../../trunk/examples/svcomp/ldv-memsafety/memleaks_test9_1_false-valid-memtrack_true-termination.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-6b94a2f [2018-01-24 16:30:55,587 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-01-24 16:30:55,589 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-01-24 16:30:55,601 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-01-24 16:30:55,601 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-01-24 16:30:55,602 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-01-24 16:30:55,602 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-01-24 16:30:55,604 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-01-24 16:30:55,605 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-01-24 16:30:55,606 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-01-24 16:30:55,607 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-01-24 16:30:55,608 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-01-24 16:30:55,609 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-01-24 16:30:55,610 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-01-24 16:30:55,611 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-01-24 16:30:55,614 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-01-24 16:30:55,616 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-01-24 16:30:55,618 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-01-24 16:30:55,619 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-01-24 16:30:55,620 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-01-24 16:30:55,623 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-01-24 16:30:55,629 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_imprecise.epf [2018-01-24 16:30:55,638 INFO L110 SettingsManager]: Loading preferences was successful [2018-01-24 16:30:55,639 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-01-24 16:30:55,640 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-01-24 16:30:55,640 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-01-24 16:30:55,640 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-01-24 16:30:55,641 INFO L133 SettingsManager]: * Deactivate Weak Equivalences=true [2018-01-24 16:30:55,641 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=VPDomain [2018-01-24 16:30:55,641 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-01-24 16:30:55,642 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-01-24 16:30:55,642 INFO L133 SettingsManager]: * sizeof long=4 [2018-01-24 16:30:55,642 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-01-24 16:30:55,642 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-01-24 16:30:55,643 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-01-24 16:30:55,643 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-01-24 16:30:55,643 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-01-24 16:30:55,643 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-01-24 16:30:55,643 INFO L133 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2018-01-24 16:30:55,643 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-01-24 16:30:55,644 INFO L133 SettingsManager]: * sizeof long double=12 [2018-01-24 16:30:55,644 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-01-24 16:30:55,644 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-01-24 16:30:55,644 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-01-24 16:30:55,645 INFO L133 SettingsManager]: * Add additional assume for each assert=false [2018-01-24 16:30:55,645 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-01-24 16:30:55,645 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-01-24 16:30:55,645 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-01-24 16:30:55,645 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-01-24 16:30:55,646 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-01-24 16:30:55,646 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-01-24 16:30:55,646 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-01-24 16:30:55,646 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-01-24 16:30:55,646 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-01-24 16:30:55,647 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-01-24 16:30:55,648 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-01-24 16:30:55,648 INFO L133 SettingsManager]: * TransformationType=HEAP_SEPARATOR [2018-01-24 16:30:55,685 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-01-24 16:30:55,698 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Parser(s) successfully initialized [2018-01-24 16:30:55,702 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-01-24 16:30:55,703 INFO L271 PluginConnector]: Initializing CDTParser... [2018-01-24 16:30:55,704 INFO L276 PluginConnector]: CDTParser initialized [2018-01-24 16:30:55,704 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-memsafety/memleaks_test9_1_false-valid-memtrack_true-termination.i [2018-01-24 16:30:55,927 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-01-24 16:30:55,934 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-01-24 16:30:55,935 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-01-24 16:30:55,935 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-01-24 16:30:55,941 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-01-24 16:30:55,942 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.01 04:30:55" (1/1) ... [2018-01-24 16:30:55,944 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@71d0b9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.01 04:30:55, skipping insertion in model container [2018-01-24 16:30:55,944 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.01 04:30:55" (1/1) ... [2018-01-24 16:30:55,957 INFO L153 Dispatcher]: Using SV-COMP mode [2018-01-24 16:30:56,005 INFO L153 Dispatcher]: Using SV-COMP mode [2018-01-24 16:30:56,113 INFO L450 PostProcessor]: Settings: Checked method=main [2018-01-24 16:30:56,126 INFO L450 PostProcessor]: Settings: Checked method=main [2018-01-24 16:30:56,132 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.01 04:30:56 WrapperNode [2018-01-24 16:30:56,132 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-01-24 16:30:56,133 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-01-24 16:30:56,133 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-01-24 16:30:56,134 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-01-24 16:30:56,152 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.01 04:30:56" (1/1) ... [2018-01-24 16:30:56,152 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.01 04:30:56" (1/1) ... [2018-01-24 16:30:56,163 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.01 04:30:56" (1/1) ... [2018-01-24 16:30:56,163 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.01 04:30:56" (1/1) ... [2018-01-24 16:30:56,165 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.01 04:30:56" (1/1) ... [2018-01-24 16:30:56,167 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.01 04:30:56" (1/1) ... [2018-01-24 16:30:56,168 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.01 04:30:56" (1/1) ... [2018-01-24 16:30:56,169 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-01-24 16:30:56,170 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-01-24 16:30:56,170 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-01-24 16:30:56,170 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-01-24 16:30:56,171 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.01 04:30:56" (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 [2018-01-24 16:30:56,216 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-01-24 16:30:56,216 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-01-24 16:30:56,216 INFO L136 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2018-01-24 16:30:56,216 INFO L136 BoogieDeclarations]: Found implementation of procedure probe_9_2 [2018-01-24 16:30:56,216 INFO L136 BoogieDeclarations]: Found implementation of procedure disconnect_9 [2018-01-24 16:30:56,217 INFO L136 BoogieDeclarations]: Found implementation of procedure entry_point [2018-01-24 16:30:56,217 INFO L136 BoogieDeclarations]: Found implementation of procedure main [2018-01-24 16:30:56,217 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.free [2018-01-24 16:30:56,217 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-01-24 16:30:56,217 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-01-24 16:30:56,217 INFO L128 BoogieDeclarations]: Found specification of procedure malloc [2018-01-24 16:30:56,217 INFO L128 BoogieDeclarations]: Found specification of procedure free [2018-01-24 16:30:56,217 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-01-24 16:30:56,217 INFO L128 BoogieDeclarations]: Found specification of procedure ldv_malloc [2018-01-24 16:30:56,217 INFO L128 BoogieDeclarations]: Found specification of procedure probe_9_2 [2018-01-24 16:30:56,218 INFO L128 BoogieDeclarations]: Found specification of procedure disconnect_9 [2018-01-24 16:30:56,218 INFO L128 BoogieDeclarations]: Found specification of procedure entry_point [2018-01-24 16:30:56,218 INFO L128 BoogieDeclarations]: Found specification of procedure main [2018-01-24 16:30:56,218 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-01-24 16:30:56,218 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-01-24 16:30:56,351 INFO L257 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-01-24 16:30:56,352 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.01 04:30:56 BoogieIcfgContainer [2018-01-24 16:30:56,352 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-01-24 16:30:56,353 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2018-01-24 16:30:56,353 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2018-01-24 16:30:56,353 INFO L276 PluginConnector]: Abstract Interpretation initialized [2018-01-24 16:30:56,354 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.01 04:30:56" (1/1) ... [2018-01-24 16:30:56,405 INFO L101 FixpointEngine]: Starting fixpoint engine with domain VPDomain (maxUnwinding=3, maxParallelStates=2) [2018-01-24 16:30:56,689 INFO L259 AbstractInterpreter]: Some error location(s) were reachable [2018-01-24 16:30:56,701 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-01-24 16:30:56,711 INFO L268 AbstractInterpreter]: Visited 28 different actions 42 times. Merged at 13 different actions 13 times. Never widened. Found 1 fixpoints after 1 different actions. Largest state had 21 variables. [2018-01-24 16:30:56,713 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2018-01-24 16:30:56,714 INFO L168 Benchmark]: Toolchain (without parser) took 786.49 ms. Allocated memory is still 304.6 MB. Free memory was 261.5 MB in the beginning and 206.6 MB in the end (delta: 54.9 MB). Peak memory consumption was 54.9 MB. Max. memory is 5.3 GB. [2018-01-24 16:30:56,715 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 304.6 MB. Free memory is still 267.5 MB. There was no memory consumed. Max. memory is 5.3 GB. [2018-01-24 16:30:56,716 INFO L168 Benchmark]: CACSL2BoogieTranslator took 197.94 ms. Allocated memory is still 304.6 MB. Free memory was 261.5 MB in the beginning and 247.5 MB in the end (delta: 14.1 MB). Peak memory consumption was 14.1 MB. Max. memory is 5.3 GB. [2018-01-24 16:30:56,716 INFO L168 Benchmark]: Boogie Preprocessor took 36.47 ms. Allocated memory is still 304.6 MB. Free memory is still 247.5 MB. There was no memory consumed. Max. memory is 5.3 GB. [2018-01-24 16:30:56,717 INFO L168 Benchmark]: RCFGBuilder took 182.40 ms. Allocated memory is still 304.6 MB. Free memory was 247.5 MB in the beginning and 232.5 MB in the end (delta: 14.9 MB). Peak memory consumption was 14.9 MB. Max. memory is 5.3 GB. [2018-01-24 16:30:56,717 INFO L168 Benchmark]: Abstract Interpretation took 360.57 ms. Allocated memory is still 304.6 MB. Free memory was 232.5 MB in the beginning and 206.6 MB in the end (delta: 25.9 MB). Peak memory consumption was 25.9 MB. Max. memory is 5.3 GB. [2018-01-24 16:30:56,720 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 304.6 MB. Free memory is still 267.5 MB. There was no memory consumed. Max. memory is 5.3 GB. * CACSL2BoogieTranslator took 197.94 ms. Allocated memory is still 304.6 MB. Free memory was 261.5 MB in the beginning and 247.5 MB in the end (delta: 14.1 MB). Peak memory consumption was 14.1 MB. Max. memory is 5.3 GB. * Boogie Preprocessor took 36.47 ms. Allocated memory is still 304.6 MB. Free memory is still 247.5 MB. There was no memory consumed. Max. memory is 5.3 GB. * RCFGBuilder took 182.40 ms. Allocated memory is still 304.6 MB. Free memory was 247.5 MB in the beginning and 232.5 MB in the end (delta: 14.9 MB). Peak memory consumption was 14.9 MB. Max. memory is 5.3 GB. * Abstract Interpretation took 360.57 ms. Allocated memory is still 304.6 MB. Free memory was 232.5 MB in the beginning and 206.6 MB in the end (delta: 25.9 MB). Peak memory consumption was 25.9 MB. Max. memory is 5.3 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: - StatisticsResult: ArrayEqualityDomainStatistics #Locations : 26 LocStat_MAX_WEQGRAPH_SIZE : 0 LocStat_MAX_SIZEOF_WEQEDGELABEL : 0 LocStat_NO_SUPPORTING_EQUALITIES : 158 LocStat_NO_SUPPORTING_DISEQUALITIES : 14 LocStat_NO_DISJUNCTIONS : -52 LocStat_MAX_NO_DISJUNCTIONS : -1 #Transitions : 38 TransStat_MAX_WEQGRAPH_SIZE : 0 TransStat_MAX_SIZEOF_WEQEDGELABEL : 0 TransStat_NO_SUPPORTING_EQUALITIES : 65 TransStat_NO_SUPPORTING_DISEQUALITIES : 5 TransStat_NO_DISJUNCTIONS : 38 TransStat_MAX_NO_DISJUNCTIONS : 1 - StatisticsResult: EqConstraintFactoryStatistics CONJOIN_DISJUNCTIVE(MILLISECONDS) : 0.510815 RENAME_VARIABLES(MILLISECONDS) : 0.016099 UNFREEZE(MILLISECONDS) : 0.000000 CONJOIN(MILLISECONDS) : 0.126553 PROJECTAWAY(MILLISECONDS) : 0.874382 ADD_WEAK_EQUALITY(MILLISECONDS) : 0.001356 DISJOIN(MILLISECONDS) : 0.676406 RENAME_VARIABLES_DISJUNCTIVE(MILLISECONDS) : 0.037391 ADD_EQUALITY(MILLISECONDS) : 0.046811 DISJOIN_DISJUNCTIVE(MILLISECONDS) : 0.000000 ADD_DISEQUALITY(MILLISECONDS) : 0.020599 #CONJOIN_DISJUNCTIVE : 70 #RENAME_VARIABLES : 145 #UNFREEZE : 0 #CONJOIN : 152 #PROJECTAWAY : 129 #ADD_WEAK_EQUALITY : 3 #DISJOIN : 8 #RENAME_VARIABLES_DISJUNCTIVE : 145 #ADD_EQUALITY : 65 #DISJOIN_DISJUNCTIVE : 0 #ADD_DISEQUALITY : 4 - UnprovableResult [Line: 1456]: 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: [L1434] int *a9; [L1457] CALL entry_point() [L1448] CALL, EXPR probe_9_2() [L1437] CALL, EXPR ldv_malloc(sizeof(int)) [L1073] COND FALSE !(__VERIFIER_nondet_int()) [L1076] RET return 0; [L1437] EXPR ldv_malloc(sizeof(int)) [L1437] a9 = (int *)ldv_malloc(sizeof(int)) [L1440] RET return - -3; [L1448] EXPR probe_9_2() [L1448] int ret = probe_9_2(); [L1450] COND FALSE !(ret==0) [L1453] RET a9 = 0 [L1457] entry_point() - PositiveResult [Line: 1]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 1]: free always succeeds For all program executions holds that free always succeeds at this location * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - 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/memleaks_test9_1_false-valid-memtrack_true-termination.i_svcomp-DerefFreeMemtrack-32bit-Automizer_Camel+AI_EQ_imprecise.epf_AbstractInterpretationC.xml/Csv-Benchmark-0-2018-01-24_16-30-56-733.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/memleaks_test9_1_false-valid-memtrack_true-termination.i_svcomp-DerefFreeMemtrack-32bit-Automizer_Camel+AI_EQ_imprecise.epf_AbstractInterpretationC.xml/Csv-VPDomainBenchmark-0-2018-01-24_16-30-56-733.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/memleaks_test9_1_false-valid-memtrack_true-termination.i_svcomp-DerefFreeMemtrack-32bit-Automizer_Camel+AI_EQ_imprecise.epf_AbstractInterpretationC.xml/Csv-BenchmarkWithCounters-0-2018-01-24_16-30-56-733.csv Received shutdown request...