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.epf -i ../../../trunk/examples/svcomp/list-ext-properties/960521-1_1_false-valid-deref.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-2f49842 [2018-01-20 22:56:18,652 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-01-20 22:56:18,654 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-01-20 22:56:18,667 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-01-20 22:56:18,667 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-01-20 22:56:18,668 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-01-20 22:56:18,669 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-01-20 22:56:18,671 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-01-20 22:56:18,673 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-01-20 22:56:18,674 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-01-20 22:56:18,674 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-01-20 22:56:18,675 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-01-20 22:56:18,676 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-01-20 22:56:18,677 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-01-20 22:56:18,678 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-01-20 22:56:18,680 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-01-20 22:56:18,682 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-01-20 22:56:18,684 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-01-20 22:56:18,685 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-01-20 22:56:18,686 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-01-20 22:56:18,689 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-01-20 22:56:18,689 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-01-20 22:56:18,689 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-01-20 22:56:18,690 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-01-20 22:56:18,691 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-01-20 22:56:18,692 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-01-20 22:56:18,692 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-01-20 22:56:18,693 INFO L177 SettingsManager]: PEA to Boogie provides no preferences, ignoring... [2018-01-20 22:56:18,693 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-01-20 22:56:18,693 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-01-20 22:56:18,694 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-01-20 22:56:18,694 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.epf [2018-01-20 22:56:18,704 INFO L110 SettingsManager]: Loading preferences was successful [2018-01-20 22:56:18,704 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-01-20 22:56:18,705 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-01-20 22:56:18,705 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-01-20 22:56:18,706 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-01-20 22:56:18,706 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=VPDomain [2018-01-20 22:56:18,706 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-01-20 22:56:18,707 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-01-20 22:56:18,707 INFO L133 SettingsManager]: * sizeof long=4 [2018-01-20 22:56:18,707 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-01-20 22:56:18,707 INFO L133 SettingsManager]: * Check allocation purity=true [2018-01-20 22:56:18,707 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-01-20 22:56:18,708 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-01-20 22:56:18,708 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-01-20 22:56:18,708 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-01-20 22:56:18,708 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-01-20 22:56:18,708 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-01-20 22:56:18,709 INFO L133 SettingsManager]: * sizeof long double=12 [2018-01-20 22:56:18,709 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-01-20 22:56:18,709 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-01-20 22:56:18,709 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-01-20 22:56:18,709 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-01-20 22:56:18,710 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-01-20 22:56:18,710 INFO L133 SettingsManager]: * Add additional assume for each assert=false [2018-01-20 22:56:18,710 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-01-20 22:56:18,710 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-01-20 22:56:18,710 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-01-20 22:56:18,711 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-01-20 22:56:18,711 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-01-20 22:56:18,711 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-01-20 22:56:18,711 INFO L133 SettingsManager]: * Stop after first violation was found=false [2018-01-20 22:56:18,711 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-01-20 22:56:18,712 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-01-20 22:56:18,712 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-01-20 22:56:18,712 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-01-20 22:56:18,713 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-01-20 22:56:18,713 INFO L133 SettingsManager]: * TransformationType=HEAP_SEPARATOR [2018-01-20 22:56:18,748 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-01-20 22:56:18,760 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Parser(s) successfully initialized [2018-01-20 22:56:18,764 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-01-20 22:56:18,766 INFO L271 PluginConnector]: Initializing CDTParser... [2018-01-20 22:56:18,766 INFO L276 PluginConnector]: CDTParser initialized [2018-01-20 22:56:18,767 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/list-ext-properties/960521-1_1_false-valid-deref.i [2018-01-20 22:56:18,963 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-01-20 22:56:18,966 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-01-20 22:56:18,967 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-01-20 22:56:18,967 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-01-20 22:56:18,973 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-01-20 22:56:18,974 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.01 10:56:18" (1/1) ... [2018-01-20 22:56:18,976 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@669ff2ce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.01 10:56:18, skipping insertion in model container [2018-01-20 22:56:18,976 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.01 10:56:18" (1/1) ... [2018-01-20 22:56:18,990 INFO L153 Dispatcher]: Using SV-COMP mode [2018-01-20 22:56:19,026 INFO L153 Dispatcher]: Using SV-COMP mode [2018-01-20 22:56:19,134 INFO L450 PostProcessor]: Settings: Checked method=main [2018-01-20 22:56:19,149 INFO L450 PostProcessor]: Settings: Checked method=main [2018-01-20 22:56:19,155 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.01 10:56:19 WrapperNode [2018-01-20 22:56:19,155 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-01-20 22:56:19,156 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-01-20 22:56:19,156 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-01-20 22:56:19,156 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-01-20 22:56:19,167 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.01 10:56:19" (1/1) ... [2018-01-20 22:56:19,167 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.01 10:56:19" (1/1) ... [2018-01-20 22:56:19,177 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.01 10:56:19" (1/1) ... [2018-01-20 22:56:19,177 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.01 10:56:19" (1/1) ... [2018-01-20 22:56:19,180 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.01 10:56:19" (1/1) ... [2018-01-20 22:56:19,183 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.01 10:56:19" (1/1) ... [2018-01-20 22:56:19,184 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.01 10:56:19" (1/1) ... [2018-01-20 22:56:19,185 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-01-20 22:56:19,185 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-01-20 22:56:19,186 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-01-20 22:56:19,186 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-01-20 22:56:19,187 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.01 10:56:19" (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 [2018-01-20 22:56:19,230 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-01-20 22:56:19,230 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-01-20 22:56:19,230 INFO L136 BoogieDeclarations]: Found implementation of procedure foo [2018-01-20 22:56:19,230 INFO L136 BoogieDeclarations]: Found implementation of procedure main [2018-01-20 22:56:19,230 INFO L128 BoogieDeclarations]: Found specification of procedure write~int [2018-01-20 22:56:19,231 INFO L128 BoogieDeclarations]: Found specification of procedure read~int [2018-01-20 22:56:19,231 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.free [2018-01-20 22:56:19,231 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-01-20 22:56:19,231 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-01-20 22:56:19,231 INFO L128 BoogieDeclarations]: Found specification of procedure malloc [2018-01-20 22:56:19,231 INFO L128 BoogieDeclarations]: Found specification of procedure free [2018-01-20 22:56:19,232 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-01-20 22:56:19,232 INFO L128 BoogieDeclarations]: Found specification of procedure foo [2018-01-20 22:56:19,232 INFO L128 BoogieDeclarations]: Found specification of procedure main [2018-01-20 22:56:19,232 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-01-20 22:56:19,232 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-01-20 22:56:19,421 INFO L257 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-01-20 22:56:19,421 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.01 10:56:19 BoogieIcfgContainer [2018-01-20 22:56:19,421 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-01-20 22:56:19,422 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2018-01-20 22:56:19,422 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2018-01-20 22:56:19,422 INFO L276 PluginConnector]: Abstract Interpretation initialized [2018-01-20 22:56:19,423 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.01 10:56:19" (1/1) ... [2018-01-20 22:56:19,472 INFO L101 FixpointEngine]: Starting fixpoint engine with domain VPDomain (maxUnwinding=3, maxParallelStates=2) [2018-01-20 22:56:32,293 INFO L259 AbstractInterpreter]: Some error location(s) were reachable [2018-01-20 22:56:32,302 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-01-20 22:56:32,305 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-01-20 22:56:32,305 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-01-20 22:56:32,305 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-01-20 22:56:32,309 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-01-20 22:56:32,310 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-01-20 22:56:32,310 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-01-20 22:56:32,310 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-01-20 22:56:32,312 INFO L268 AbstractInterpreter]: Visited 49 different actions 279 times. Merged at 36 different actions 177 times. Never widened. Found 17 fixpoints after 7 different actions. Largest state had 30 variables. [2018-01-20 22:56:32,313 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2018-01-20 22:56:32,314 INFO L168 Benchmark]: Toolchain (without parser) took 13350.77 ms. Allocated memory was 308.3 MB in the beginning and 1.4 GB in the end (delta: 1.1 GB). Free memory was 266.6 MB in the beginning and 344.5 MB in the end (delta: -77.9 MB). Peak memory consumption was 1.0 GB. Max. memory is 5.3 GB. [2018-01-20 22:56:32,315 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 308.3 MB. Free memory is still 272.5 MB. There was no memory consumed. Max. memory is 5.3 GB. [2018-01-20 22:56:32,315 INFO L168 Benchmark]: CACSL2BoogieTranslator took 188.65 ms. Allocated memory is still 308.3 MB. Free memory was 265.6 MB in the beginning and 255.6 MB in the end (delta: 10.0 MB). Peak memory consumption was 10.0 MB. Max. memory is 5.3 GB. [2018-01-20 22:56:32,315 INFO L168 Benchmark]: Boogie Preprocessor took 29.29 ms. Allocated memory is still 308.3 MB. Free memory was 255.6 MB in the beginning and 253.6 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 5.3 GB. [2018-01-20 22:56:32,315 INFO L168 Benchmark]: RCFGBuilder took 236.11 ms. Allocated memory is still 308.3 MB. Free memory was 253.6 MB in the beginning and 237.0 MB in the end (delta: 16.6 MB). Peak memory consumption was 16.6 MB. Max. memory is 5.3 GB. [2018-01-20 22:56:32,315 INFO L168 Benchmark]: Abstract Interpretation took 12891.50 ms. Allocated memory was 308.3 MB in the beginning and 1.4 GB in the end (delta: 1.1 GB). Free memory was 237.0 MB in the beginning and 344.5 MB in the end (delta: -107.5 MB). Peak memory consumption was 983.5 MB. Max. memory is 5.3 GB. [2018-01-20 22:56:32,317 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 308.3 MB. Free memory is still 272.5 MB. There was no memory consumed. Max. memory is 5.3 GB. * CACSL2BoogieTranslator took 188.65 ms. Allocated memory is still 308.3 MB. Free memory was 265.6 MB in the beginning and 255.6 MB in the end (delta: 10.0 MB). Peak memory consumption was 10.0 MB. Max. memory is 5.3 GB. * Boogie Preprocessor took 29.29 ms. Allocated memory is still 308.3 MB. Free memory was 255.6 MB in the beginning and 253.6 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 5.3 GB. * RCFGBuilder took 236.11 ms. Allocated memory is still 308.3 MB. Free memory was 253.6 MB in the beginning and 237.0 MB in the end (delta: 16.6 MB). Peak memory consumption was 16.6 MB. Max. memory is 5.3 GB. * Abstract Interpretation took 12891.50 ms. Allocated memory was 308.3 MB in the beginning and 1.4 GB in the end (delta: 1.1 GB). Free memory was 237.0 MB in the beginning and 344.5 MB in the end (delta: -107.5 MB). Peak memory consumption was 983.5 MB. Max. memory is 5.3 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: - StatisticsResult: ArrayEqualityDomainStatistics #Locations : 41 LocStat_MAX_WEQGRAPH_SIZE : 8 LocStat_MAX_SIZEOF_WEQEDGELABEL : 4 LocStat_NO_SUPPORTING_EQUALITIES : 623 LocStat_NO_SUPPORTING_DISEQUALITIES : 100 LocStat_NO_DISJUNCTIONS : -82 LocStat_MAX_NO_DISJUNCTIONS : -1 #Transitions : 55 TransStat_MAX_WEQGRAPH_SIZE : 2 TransStat_MAX_SIZEOF_WEQEDGELABEL : 1 TransStat_NO_SUPPORTING_EQUALITIES : 132 TransStat_NO_SUPPORTING_DISEQUALITIES : 17 TransStat_NO_DISJUNCTIONS : 64 TransStat_MAX_NO_DISJUNCTIONS : 4 - StatisticsResult: EqConstraintFactoryStatistics CONJOIN_DISJUNCTIVE(MILLISECONDS) : 0.566360 RENAME_VARIABLES(MILLISECONDS) : 0.105397 UNFREEZE(MILLISECONDS) : 0.000000 CONJOIN(MILLISECONDS) : 0.544485 PROJECTAWAY(MILLISECONDS) : 0.063098 ADD_WEAK_EQUALITY(MILLISECONDS) : 0.077595 DISJOIN(MILLISECONDS) : 0.283688 RENAME_VARIABLES_DISJUNCTIVE(MILLISECONDS) : 0.121239 ADD_EQUALITY(MILLISECONDS) : 0.025231 DISJOIN_DISJUNCTIVE(MILLISECONDS) : 0.000000 ADD_DISEQUALITY(MILLISECONDS) : 0.007827 #CONJOIN_DISJUNCTIVE : 463 #RENAME_VARIABLES : 1069 #UNFREEZE : 0 #CONJOIN : 812 #PROJECTAWAY : 614 #ADD_WEAK_EQUALITY : 15 #DISJOIN : 82 #RENAME_VARIABLES_DISJUNCTIVE : 1015 #ADD_EQUALITY : 103 #DISJOIN_DISJUNCTIVE : 0 #ADD_DISEQUALITY : 11 - 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: [L619] int *a, *b; [L620] int n; - UnprovableResult [Line: 630]: 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: [L619] int *a, *b; [L620] int n; [L632] n = 1 [L633] COND FALSE !(__VERIFIER_nondet_int() && n < 30) [L636] EXPR, FCALL malloc(n * sizeof(*a)) [L636] a = malloc(n * sizeof(*a)) [L637] EXPR, FCALL malloc(n * sizeof(*b)) [L637] b = malloc(n * sizeof(*b)) [L638] EXPR b++ [L638] FCALL *b++ = 0 [L639] CALL foo() [L624] int i; [L625] i = 0 [L625] COND FALSE !(i < n) [L627] i = 0 [L627] COND FALSE, RET !(i < n - 1) [L639] foo() [L640] FCALL b[-2] [L640] COND TRUE b[-2] [L641] FCALL free(a) [L641] FCALL free(b-1) [L644] return 0; - 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: [L619] int *a, *b; [L620] int n; [L632] n = 1 [L633] COND FALSE !(__VERIFIER_nondet_int() && n < 30) [L636] EXPR, FCALL malloc(n * sizeof(*a)) [L636] a = malloc(n * sizeof(*a)) [L637] EXPR, FCALL malloc(n * sizeof(*b)) [L637] b = malloc(n * sizeof(*b)) [L638] EXPR b++ [L638] FCALL *b++ = 0 [L639] CALL foo() [L624] int i; [L625] i = 0 [L625] COND FALSE !(i < n) [L627] i = 0 [L627] COND FALSE, RET !(i < n - 1) [L639] foo() [L640] FCALL b[-2] [L640] COND TRUE b[-2] [L641] FCALL free(a) [L641] FCALL free(b-1) [L644] return 0; - PositiveResult [Line: 622]: 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) - 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/960521-1_1_false-valid-deref.i_mempurity-32bit-Automizer_Camel+AI_EQ.epf_AbstractInterpretationC.xml/Csv-Benchmark-0-2018-01-20_22-56-32-324.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/960521-1_1_false-valid-deref.i_mempurity-32bit-Automizer_Camel+AI_EQ.epf_AbstractInterpretationC.xml/Csv-VPDomainBenchmark-0-2018-01-20_22-56-32-324.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/960521-1_1_false-valid-deref.i_mempurity-32bit-Automizer_Camel+AI_EQ.epf_AbstractInterpretationC.xml/Csv-BenchmarkWithCounters-0-2018-01-20_22-56-32-324.csv Received shutdown request...