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/mempurity-32bit-Automizer_Camel+AI_EQ_imprecise.epf -i ../../../trunk/examples/svcomp/array-memsafety/openbsd_cbzero-alloca_true-valid-memsafety_true-termination.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-47db877 [2018-01-23 16:09:17,099 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-01-23 16:09:17,101 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-01-23 16:09:17,116 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-01-23 16:09:17,117 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-01-23 16:09:17,118 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-01-23 16:09:17,119 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-01-23 16:09:17,122 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-01-23 16:09:17,125 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-01-23 16:09:17,126 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-01-23 16:09:17,127 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-01-23 16:09:17,127 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-01-23 16:09:17,128 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-01-23 16:09:17,129 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-01-23 16:09:17,129 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-01-23 16:09:17,132 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-01-23 16:09:17,134 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-01-23 16:09:17,136 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-01-23 16:09:17,137 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-01-23 16:09:17,139 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-01-23 16:09:17,141 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-01-23 16:09:17,141 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-01-23 16:09:17,142 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-01-23 16:09:17,143 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-01-23 16:09:17,144 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-01-23 16:09:17,145 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-01-23 16:09:17,145 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-01-23 16:09:17,146 INFO L177 SettingsManager]: PEA to Boogie provides no preferences, ignoring... [2018-01-23 16:09:17,146 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-01-23 16:09:17,146 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-01-23 16:09:17,147 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-01-23 16:09:17,147 INFO L98 SettingsManager]: Beginning loading settings from /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/ai/eq-bench/mempurity-32bit-Automizer_Camel+AI_EQ_imprecise.epf [2018-01-23 16:09:17,157 INFO L110 SettingsManager]: Loading preferences was successful [2018-01-23 16:09:17,158 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-01-23 16:09:17,159 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-01-23 16:09:17,159 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-01-23 16:09:17,159 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-01-23 16:09:17,159 INFO L133 SettingsManager]: * Deactivate Weak Equivalences=true [2018-01-23 16:09:17,159 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=VPDomain [2018-01-23 16:09:17,160 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-01-23 16:09:17,160 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-01-23 16:09:17,161 INFO L133 SettingsManager]: * sizeof long=4 [2018-01-23 16:09:17,161 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-01-23 16:09:17,161 INFO L133 SettingsManager]: * Check allocation purity=true [2018-01-23 16:09:17,161 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-01-23 16:09:17,161 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-01-23 16:09:17,162 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-01-23 16:09:17,162 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-01-23 16:09:17,162 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-01-23 16:09:17,162 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-01-23 16:09:17,162 INFO L133 SettingsManager]: * sizeof long double=12 [2018-01-23 16:09:17,162 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-01-23 16:09:17,163 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-01-23 16:09:17,163 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-01-23 16:09:17,163 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-01-23 16:09:17,163 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-01-23 16:09:17,164 INFO L133 SettingsManager]: * Add additional assume for each assert=false [2018-01-23 16:09:17,164 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-01-23 16:09:17,164 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-01-23 16:09:17,164 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-01-23 16:09:17,164 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-01-23 16:09:17,165 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-01-23 16:09:17,165 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-01-23 16:09:17,165 INFO L133 SettingsManager]: * Stop after first violation was found=false [2018-01-23 16:09:17,165 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-01-23 16:09:17,165 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-01-23 16:09:17,166 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-01-23 16:09:17,166 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-01-23 16:09:17,167 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-01-23 16:09:17,167 INFO L133 SettingsManager]: * TransformationType=HEAP_SEPARATOR [2018-01-23 16:09:17,203 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-01-23 16:09:17,216 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Parser(s) successfully initialized [2018-01-23 16:09:17,220 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-01-23 16:09:17,222 INFO L271 PluginConnector]: Initializing CDTParser... [2018-01-23 16:09:17,222 INFO L276 PluginConnector]: CDTParser initialized [2018-01-23 16:09:17,223 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/array-memsafety/openbsd_cbzero-alloca_true-valid-memsafety_true-termination.i [2018-01-23 16:09:17,391 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-01-23 16:09:17,396 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-01-23 16:09:17,397 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-01-23 16:09:17,397 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-01-23 16:09:17,402 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-01-23 16:09:17,403 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.01 04:09:17" (1/1) ... [2018-01-23 16:09:17,405 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@91737b1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.01 04:09:17, skipping insertion in model container [2018-01-23 16:09:17,405 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.01 04:09:17" (1/1) ... [2018-01-23 16:09:17,419 INFO L153 Dispatcher]: Using SV-COMP mode [2018-01-23 16:09:17,458 INFO L153 Dispatcher]: Using SV-COMP mode [2018-01-23 16:09:17,574 INFO L450 PostProcessor]: Settings: Checked method=main [2018-01-23 16:09:17,589 INFO L450 PostProcessor]: Settings: Checked method=main [2018-01-23 16:09:17,593 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.01 04:09:17 WrapperNode [2018-01-23 16:09:17,594 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-01-23 16:09:17,594 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-01-23 16:09:17,595 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-01-23 16:09:17,595 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-01-23 16:09:17,612 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.01 04:09:17" (1/1) ... [2018-01-23 16:09:17,612 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.01 04:09:17" (1/1) ... [2018-01-23 16:09:17,624 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.01 04:09:17" (1/1) ... [2018-01-23 16:09:17,624 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.01 04:09:17" (1/1) ... [2018-01-23 16:09:17,627 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.01 04:09:17" (1/1) ... [2018-01-23 16:09:17,631 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.01 04:09:17" (1/1) ... [2018-01-23 16:09:17,633 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.01 04:09:17" (1/1) ... [2018-01-23 16:09:17,635 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-01-23 16:09:17,635 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-01-23 16:09:17,636 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-01-23 16:09:17,636 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-01-23 16:09:17,637 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.01 04:09:17" (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 [2018-01-23 16:09:17,700 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-01-23 16:09:17,700 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-01-23 16:09:17,700 INFO L136 BoogieDeclarations]: Found implementation of procedure cbzero [2018-01-23 16:09:17,701 INFO L136 BoogieDeclarations]: Found implementation of procedure main [2018-01-23 16:09:17,701 INFO L128 BoogieDeclarations]: Found specification of procedure write~int [2018-01-23 16:09:17,701 INFO L128 BoogieDeclarations]: Found specification of procedure read~int [2018-01-23 16:09:17,701 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.free [2018-01-23 16:09:17,701 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-01-23 16:09:17,701 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-01-23 16:09:17,702 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-01-23 16:09:17,702 INFO L128 BoogieDeclarations]: Found specification of procedure cbzero [2018-01-23 16:09:17,702 INFO L128 BoogieDeclarations]: Found specification of procedure main [2018-01-23 16:09:17,702 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-01-23 16:09:17,702 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-01-23 16:09:17,873 INFO L257 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-01-23 16:09:17,873 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.01 04:09:17 BoogieIcfgContainer [2018-01-23 16:09:17,874 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-01-23 16:09:17,874 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2018-01-23 16:09:17,874 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2018-01-23 16:09:17,874 INFO L276 PluginConnector]: Abstract Interpretation initialized [2018-01-23 16:09:17,875 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.01 04:09:17" (1/1) ... [2018-01-23 16:09:17,917 INFO L101 FixpointEngine]: Starting fixpoint engine with domain VPDomain (maxUnwinding=3, maxParallelStates=2) [2018-01-23 16:09:18,642 INFO L259 AbstractInterpreter]: Some error location(s) were reachable [2018-01-23 16:09:18,651 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-01-23 16:09:18,654 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-01-23 16:09:18,654 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-01-23 16:09:18,654 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-01-23 16:09:18,656 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-01-23 16:09:18,657 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-01-23 16:09:18,657 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-01-23 16:09:18,660 INFO L268 AbstractInterpreter]: Visited 34 different actions 173 times. Merged at 19 different actions 77 times. Never widened. Found 19 fixpoints after 4 different actions. Largest state had 21 variables. [2018-01-23 16:09:18,662 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2018-01-23 16:09:18,664 INFO L168 Benchmark]: Toolchain (without parser) took 1272.30 ms. Allocated memory was 299.9 MB in the beginning and 328.2 MB in the end (delta: 28.3 MB). Free memory was 258.7 MB in the beginning and 196.5 MB in the end (delta: 62.1 MB). Peak memory consumption was 90.5 MB. Max. memory is 5.3 GB. [2018-01-23 16:09:18,665 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 299.9 MB. Free memory is still 264.7 MB. There was no memory consumed. Max. memory is 5.3 GB. [2018-01-23 16:09:18,665 INFO L168 Benchmark]: CACSL2BoogieTranslator took 196.93 ms. Allocated memory is still 299.9 MB. Free memory was 258.7 MB in the beginning and 248.7 MB in the end (delta: 10.0 MB). Peak memory consumption was 10.0 MB. Max. memory is 5.3 GB. [2018-01-23 16:09:18,665 INFO L168 Benchmark]: Boogie Preprocessor took 40.68 ms. Allocated memory is still 299.9 MB. Free memory was 248.7 MB in the beginning and 246.7 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 5.3 GB. [2018-01-23 16:09:18,666 INFO L168 Benchmark]: RCFGBuilder took 238.18 ms. Allocated memory is still 299.9 MB. Free memory was 246.7 MB in the beginning and 231.8 MB in the end (delta: 15.0 MB). Peak memory consumption was 15.0 MB. Max. memory is 5.3 GB. [2018-01-23 16:09:18,666 INFO L168 Benchmark]: Abstract Interpretation took 788.39 ms. Allocated memory was 299.9 MB in the beginning and 328.2 MB in the end (delta: 28.3 MB). Free memory was 231.8 MB in the beginning and 196.5 MB in the end (delta: 35.2 MB). Peak memory consumption was 63.5 MB. Max. memory is 5.3 GB. [2018-01-23 16:09:18,667 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 299.9 MB. Free memory is still 264.7 MB. There was no memory consumed. Max. memory is 5.3 GB. * CACSL2BoogieTranslator took 196.93 ms. Allocated memory is still 299.9 MB. Free memory was 258.7 MB in the beginning and 248.7 MB in the end (delta: 10.0 MB). Peak memory consumption was 10.0 MB. Max. memory is 5.3 GB. * Boogie Preprocessor took 40.68 ms. Allocated memory is still 299.9 MB. Free memory was 248.7 MB in the beginning and 246.7 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 5.3 GB. * RCFGBuilder took 238.18 ms. Allocated memory is still 299.9 MB. Free memory was 246.7 MB in the beginning and 231.8 MB in the end (delta: 15.0 MB). Peak memory consumption was 15.0 MB. Max. memory is 5.3 GB. * Abstract Interpretation took 788.39 ms. Allocated memory was 299.9 MB in the beginning and 328.2 MB in the end (delta: 28.3 MB). Free memory was 231.8 MB in the beginning and 196.5 MB in the end (delta: 35.2 MB). Peak memory consumption was 63.5 MB. Max. memory is 5.3 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: - StatisticsResult: ArrayEqualityDomainStatistics #Locations : 28 LocStat_MAX_WEQGRAPH_SIZE : 0 LocStat_MAX_SIZEOF_WEQEDGELABEL : 0 LocStat_NO_SUPPORTING_EQUALITIES : 169 LocStat_NO_SUPPORTING_DISEQUALITIES : 17 LocStat_NO_DISJUNCTIONS : -56 LocStat_MAX_NO_DISJUNCTIONS : -1 #Transitions : 40 TransStat_MAX_WEQGRAPH_SIZE : 0 TransStat_MAX_SIZEOF_WEQEDGELABEL : 0 TransStat_NO_SUPPORTING_EQUALITIES : 53 TransStat_NO_SUPPORTING_DISEQUALITIES : 6 TransStat_NO_DISJUNCTIONS : 38 TransStat_MAX_NO_DISJUNCTIONS : 1 - StatisticsResult: EqConstraintFactoryStatistics CONJOIN_DISJUNCTIVE(MILLISECONDS) : 0.390985 RENAME_VARIABLES(MILLISECONDS) : 0.005814 UNFREEZE(MILLISECONDS) : 0.000000 CONJOIN(MILLISECONDS) : 0.120750 PROJECTAWAY(MILLISECONDS) : 0.424024 ADD_WEAK_EQUALITY(MILLISECONDS) : 0.001811 DISJOIN(MILLISECONDS) : 0.245356 RENAME_VARIABLES_DISJUNCTIVE(MILLISECONDS) : 0.017383 ADD_EQUALITY(MILLISECONDS) : 0.059219 DISJOIN_DISJUNCTIVE(MILLISECONDS) : 0.000000 ADD_DISEQUALITY(MILLISECONDS) : 0.016163 #CONJOIN_DISJUNCTIVE : 271 #RENAME_VARIABLES : 600 #UNFREEZE : 0 #CONJOIN : 416 #PROJECTAWAY : 403 #ADD_WEAK_EQUALITY : 6 #DISJOIN : 31 #RENAME_VARIABLES_DISJUNCTIVE : 634 #ADD_EQUALITY : 54 #DISJOIN_DISJUNCTIVE : 0 #ADD_DISEQUALITY : 5 - UnprovableResult [Line: 1]: 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: - UnprovableResult [Line: 1]: 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: [L548] int length = __VERIFIER_nondet_int(); [L549] int n = __VERIFIER_nondet_int(); [L550] COND TRUE length < 1 [L551] length = 1 [L553] COND TRUE n < 1 [L554] n = 1 [L556] COND TRUE n > length [L556] return 0; - UnprovableResult [Line: 547]: 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: [L548] int length = __VERIFIER_nondet_int(); [L549] int n = __VERIFIER_nondet_int(); [L550] COND TRUE length < 1 [L551] length = 1 [L553] COND TRUE n < 1 [L554] n = 1 [L556] COND FALSE !(n > length) [L557] EXPR, FCALL __builtin_alloca (length * sizeof(char)) [L557] char* nondetArea = (char*) __builtin_alloca (length * sizeof(char)); [L558] CALL cbzero(nondetArea, n) [L543] char *p; [L544] p = b [L544] length-- [L544] COND FALSE, RET !(length--) [L558] cbzero(nondetArea, n) [L559] return 0; - PositiveResult [Line: 540]: all allocated memory was freed For all program executions holds that all allocated memory was freed 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) - GenericResult: Unfinished Backtranslation Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) - GenericResult: Unfinished Backtranslation Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) - GenericResult: Unfinished Backtranslation Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) - GenericResult: Unfinished Backtranslation Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) - GenericResult: Unfinished Backtranslation Generated EnsuresSpecification ensures #valid == old(#valid); 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/openbsd_cbzero-alloca_true-valid-memsafety_true-termination.i_mempurity-32bit-Automizer_Camel+AI_EQ_imprecise.epf_AbstractInterpretationC.xml/Csv-Benchmark-0-2018-01-23_16-09-18-676.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/openbsd_cbzero-alloca_true-valid-memsafety_true-termination.i_mempurity-32bit-Automizer_Camel+AI_EQ_imprecise.epf_AbstractInterpretationC.xml/Csv-VPDomainBenchmark-0-2018-01-23_16-09-18-676.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/openbsd_cbzero-alloca_true-valid-memsafety_true-termination.i_mempurity-32bit-Automizer_Camel+AI_EQ_imprecise.epf_AbstractInterpretationC.xml/Csv-BenchmarkWithCounters-0-2018-01-23_16-09-18-676.csv Received shutdown request...