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_smtcomp.epf -i ../../../trunk/examples/svcomp/array-memsafety/diff_usafe_false-valid-deref.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-47db877 [2018-01-23 21:49:50,255 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-01-23 21:49:50,257 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-01-23 21:49:50,272 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-01-23 21:49:50,272 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-01-23 21:49:50,273 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-01-23 21:49:50,274 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-01-23 21:49:50,276 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-01-23 21:49:50,278 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-01-23 21:49:50,279 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-01-23 21:49:50,280 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-01-23 21:49:50,280 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-01-23 21:49:50,281 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-01-23 21:49:50,282 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-01-23 21:49:50,283 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-01-23 21:49:50,286 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-01-23 21:49:50,288 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-01-23 21:49:50,290 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-01-23 21:49:50,291 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-01-23 21:49:50,292 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-01-23 21:49:50,295 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-01-23 21:49:50,300 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-01-23 21:49:50,300 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-01-23 21:49:50,300 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_smtcomp.epf [2018-01-23 21:49:50,308 INFO L110 SettingsManager]: Loading preferences was successful [2018-01-23 21:49:50,309 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-01-23 21:49:50,309 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-01-23 21:49:50,309 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-01-23 21:49:50,310 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-01-23 21:49:50,310 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=VPDomain [2018-01-23 21:49:50,310 INFO L133 SettingsManager]: * Precise comparison operator=true [2018-01-23 21:49:50,310 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-01-23 21:49:50,310 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-01-23 21:49:50,310 INFO L133 SettingsManager]: * sizeof long=4 [2018-01-23 21:49:50,311 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-01-23 21:49:50,311 INFO L133 SettingsManager]: * Check allocation purity=true [2018-01-23 21:49:50,311 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-01-23 21:49:50,311 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-01-23 21:49:50,311 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-01-23 21:49:50,311 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-01-23 21:49:50,311 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-01-23 21:49:50,312 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-01-23 21:49:50,312 INFO L133 SettingsManager]: * sizeof long double=12 [2018-01-23 21:49:50,312 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-01-23 21:49:50,312 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-01-23 21:49:50,312 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-01-23 21:49:50,312 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-01-23 21:49:50,312 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-01-23 21:49:50,313 INFO L133 SettingsManager]: * Add additional assume for each assert=false [2018-01-23 21:49:50,313 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-01-23 21:49:50,313 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-01-23 21:49:50,313 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-01-23 21:49:50,313 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-01-23 21:49:50,313 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-01-23 21:49:50,314 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-01-23 21:49:50,314 INFO L133 SettingsManager]: * Stop after first violation was found=false [2018-01-23 21:49:50,314 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-01-23 21:49:50,314 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-01-23 21:49:50,314 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-01-23 21:49:50,314 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-01-23 21:49:50,315 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-01-23 21:49:50,315 INFO L133 SettingsManager]: * TransformationType=HEAP_SEPARATOR [2018-01-23 21:49:50,349 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-01-23 21:49:50,359 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Parser(s) successfully initialized [2018-01-23 21:49:50,362 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-01-23 21:49:50,364 INFO L271 PluginConnector]: Initializing CDTParser... [2018-01-23 21:49:50,364 INFO L276 PluginConnector]: CDTParser initialized [2018-01-23 21:49:50,364 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/array-memsafety/diff_usafe_false-valid-deref.i [2018-01-23 21:49:50,462 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-01-23 21:49:50,467 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-01-23 21:49:50,467 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-01-23 21:49:50,468 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-01-23 21:49:50,473 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-01-23 21:49:50,474 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.01 09:49:50" (1/1) ... [2018-01-23 21:49:50,476 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3475a27c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.01 09:49:50, skipping insertion in model container [2018-01-23 21:49:50,477 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.01 09:49:50" (1/1) ... [2018-01-23 21:49:50,490 INFO L153 Dispatcher]: Using SV-COMP mode [2018-01-23 21:49:50,505 INFO L153 Dispatcher]: Using SV-COMP mode [2018-01-23 21:49:50,619 INFO L450 PostProcessor]: Settings: Checked method=main [2018-01-23 21:49:50,637 INFO L450 PostProcessor]: Settings: Checked method=main [2018-01-23 21:49:50,644 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.01 09:49:50 WrapperNode [2018-01-23 21:49:50,644 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-01-23 21:49:50,645 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-01-23 21:49:50,645 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-01-23 21:49:50,645 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-01-23 21:49:50,656 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.01 09:49:50" (1/1) ... [2018-01-23 21:49:50,656 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.01 09:49:50" (1/1) ... [2018-01-23 21:49:50,664 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.01 09:49:50" (1/1) ... [2018-01-23 21:49:50,665 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.01 09:49:50" (1/1) ... [2018-01-23 21:49:50,668 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.01 09:49:50" (1/1) ... [2018-01-23 21:49:50,671 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.01 09:49:50" (1/1) ... [2018-01-23 21:49:50,673 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.01 09:49:50" (1/1) ... [2018-01-23 21:49:50,675 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-01-23 21:49:50,675 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-01-23 21:49:50,675 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-01-23 21:49:50,675 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-01-23 21:49:50,677 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.01 09:49:50" (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 21:49:50,720 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-01-23 21:49:50,720 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-01-23 21:49:50,720 INFO L136 BoogieDeclarations]: Found implementation of procedure diff [2018-01-23 21:49:50,720 INFO L136 BoogieDeclarations]: Found implementation of procedure main [2018-01-23 21:49:50,720 INFO L128 BoogieDeclarations]: Found specification of procedure write~int [2018-01-23 21:49:50,720 INFO L128 BoogieDeclarations]: Found specification of procedure read~int [2018-01-23 21:49:50,721 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.free [2018-01-23 21:49:50,721 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-01-23 21:49:50,721 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-01-23 21:49:50,721 INFO L128 BoogieDeclarations]: Found specification of procedure diff [2018-01-23 21:49:50,721 INFO L128 BoogieDeclarations]: Found specification of procedure main [2018-01-23 21:49:50,721 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-01-23 21:49:50,721 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-01-23 21:49:50,876 INFO L257 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-01-23 21:49:50,876 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.01 09:49:50 BoogieIcfgContainer [2018-01-23 21:49:50,877 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-01-23 21:49:50,877 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2018-01-23 21:49:50,877 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2018-01-23 21:49:50,878 INFO L276 PluginConnector]: Abstract Interpretation initialized [2018-01-23 21:49:50,879 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.01 09:49:50" (1/1) ... [2018-01-23 21:49:50,928 INFO L101 FixpointEngine]: Starting fixpoint engine with domain VPDomain (maxUnwinding=3, maxParallelStates=2) [2018-01-23 21:49:52,407 INFO L259 AbstractInterpreter]: Some error location(s) were reachable [2018-01-23 21:49:52,418 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-01-23 21:49:52,422 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-01-23 21:49:52,422 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-01-23 21:49:52,422 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-01-23 21:49:52,422 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-01-23 21:49:52,427 INFO L268 AbstractInterpreter]: Visited 36 different actions 103 times. Merged at 17 different actions 44 times. Widened at 1 different actions 1 times. Found 16 fixpoints after 10 different actions. Largest state had 38 variables. [2018-01-23 21:49:52,429 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2018-01-23 21:49:52,430 INFO L168 Benchmark]: Toolchain (without parser) took 1967.90 ms. Allocated memory was 303.6 MB in the beginning and 387.4 MB in the end (delta: 83.9 MB). Free memory was 264.5 MB in the beginning and 217.6 MB in the end (delta: 46.9 MB). Peak memory consumption was 130.7 MB. Max. memory is 5.3 GB. [2018-01-23 21:49:52,431 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 303.6 MB. Free memory is still 268.5 MB. There was no memory consumed. Max. memory is 5.3 GB. [2018-01-23 21:49:52,431 INFO L168 Benchmark]: CACSL2BoogieTranslator took 176.91 ms. Allocated memory is still 303.6 MB. Free memory was 262.5 MB in the beginning and 252.5 MB in the end (delta: 10.0 MB). Peak memory consumption was 10.0 MB. Max. memory is 5.3 GB. [2018-01-23 21:49:52,432 INFO L168 Benchmark]: Boogie Preprocessor took 30.20 ms. Allocated memory is still 303.6 MB. Free memory is still 252.5 MB. There was no memory consumed. Max. memory is 5.3 GB. [2018-01-23 21:49:52,432 INFO L168 Benchmark]: RCFGBuilder took 201.49 ms. Allocated memory is still 303.6 MB. Free memory was 250.5 MB in the beginning and 235.6 MB in the end (delta: 15.0 MB). Peak memory consumption was 15.0 MB. Max. memory is 5.3 GB. [2018-01-23 21:49:52,432 INFO L168 Benchmark]: Abstract Interpretation took 1552.33 ms. Allocated memory was 303.6 MB in the beginning and 387.4 MB in the end (delta: 83.9 MB). Free memory was 235.6 MB in the beginning and 217.6 MB in the end (delta: 18.0 MB). Peak memory consumption was 101.8 MB. Max. memory is 5.3 GB. [2018-01-23 21:49:52,434 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 303.6 MB. Free memory is still 268.5 MB. There was no memory consumed. Max. memory is 5.3 GB. * CACSL2BoogieTranslator took 176.91 ms. Allocated memory is still 303.6 MB. Free memory was 262.5 MB in the beginning and 252.5 MB in the end (delta: 10.0 MB). Peak memory consumption was 10.0 MB. Max. memory is 5.3 GB. * Boogie Preprocessor took 30.20 ms. Allocated memory is still 303.6 MB. Free memory is still 252.5 MB. There was no memory consumed. Max. memory is 5.3 GB. * RCFGBuilder took 201.49 ms. Allocated memory is still 303.6 MB. Free memory was 250.5 MB in the beginning and 235.6 MB in the end (delta: 15.0 MB). Peak memory consumption was 15.0 MB. Max. memory is 5.3 GB. * Abstract Interpretation took 1552.33 ms. Allocated memory was 303.6 MB in the beginning and 387.4 MB in the end (delta: 83.9 MB). Free memory was 235.6 MB in the beginning and 217.6 MB in the end (delta: 18.0 MB). Peak memory consumption was 101.8 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 : 1 LocStat_MAX_SIZEOF_WEQEDGELABEL : 1 LocStat_NO_SUPPORTING_EQUALITIES : 247 LocStat_NO_SUPPORTING_DISEQUALITIES : 2 LocStat_NO_DISJUNCTIONS : -56 LocStat_MAX_NO_DISJUNCTIONS : -1 #Transitions : 42 TransStat_MAX_WEQGRAPH_SIZE : 2 TransStat_MAX_SIZEOF_WEQEDGELABEL : 1 TransStat_NO_SUPPORTING_EQUALITIES : 54 TransStat_NO_SUPPORTING_DISEQUALITIES : 5 TransStat_NO_DISJUNCTIONS : 39 TransStat_MAX_NO_DISJUNCTIONS : 2 - StatisticsResult: EqConstraintFactoryStatistics CONJOIN_DISJUNCTIVE(MILLISECONDS) : 2.554525 RENAME_VARIABLES(MILLISECONDS) : 1.000892 UNFREEZE(MILLISECONDS) : 0.000000 CONJOIN(MILLISECONDS) : 2.489432 PROJECTAWAY(MILLISECONDS) : 1.942994 ADD_WEAK_EQUALITY(MILLISECONDS) : 0.169334 DISJOIN(MILLISECONDS) : 0.652379 RENAME_VARIABLES_DISJUNCTIVE(MILLISECONDS) : 1.040710 ADD_EQUALITY(MILLISECONDS) : 0.042142 DISJOIN_DISJUNCTIVE(MILLISECONDS) : 0.000000 ADD_DISEQUALITY(MILLISECONDS) : 0.017468 #CONJOIN_DISJUNCTIVE : 173 #RENAME_VARIABLES : 336 #UNFREEZE : 0 #CONJOIN : 216 #PROJECTAWAY : 205 #ADD_WEAK_EQUALITY : 3 #DISJOIN : 32 #RENAME_VARIABLES_DISJUNCTIVE : 351 #ADD_EQUALITY : 55 #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: [L27] int *A; [L28] int Alen = __VERIFIER_nondet_int(); [L29] int *B; [L30] int Blen = __VERIFIER_nondet_int(); [L31] int *D; [L32] CALL diff(A, Alen, B, Blen, D) [L4] int k = 0; [L5] int i = 0; [L6] int l1 = Alen; [L7] int l2 = Blen; [L8] int found; [L9] COND FALSE, RET !(i < l1) [L32] diff(A, Alen, B, Blen, D) [L33] return 0; - PositiveResult [Line: 2]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: 26]: 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) 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/diff_usafe_false-valid-deref.i_mempurity-32bit-Automizer_Camel+AI_EQ_smtcomp.epf_AbstractInterpretationC.xml/Csv-Benchmark-0-2018-01-23_21-49-52-444.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/diff_usafe_false-valid-deref.i_mempurity-32bit-Automizer_Camel+AI_EQ_smtcomp.epf_AbstractInterpretationC.xml/Csv-VPDomainBenchmark-0-2018-01-23_21-49-52-444.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/diff_usafe_false-valid-deref.i_mempurity-32bit-Automizer_Camel+AI_EQ_smtcomp.epf_AbstractInterpretationC.xml/Csv-BenchmarkWithCounters-0-2018-01-23_21-49-52-444.csv Received shutdown request...