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_precise.epf -i ../../../trunk/examples/svcomp/array-memsafety/bubblesort_unsafe_false-valid-deref.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-47db877 [2018-01-23 18:12:29,461 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-01-23 18:12:29,463 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-01-23 18:12:29,476 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-01-23 18:12:29,477 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-01-23 18:12:29,478 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-01-23 18:12:29,479 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-01-23 18:12:29,480 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-01-23 18:12:29,482 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-01-23 18:12:29,483 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-01-23 18:12:29,483 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-01-23 18:12:29,483 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-01-23 18:12:29,484 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-01-23 18:12:29,485 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-01-23 18:12:29,486 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-01-23 18:12:29,489 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-01-23 18:12:29,491 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-01-23 18:12:29,493 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-01-23 18:12:29,494 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-01-23 18:12:29,496 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-01-23 18:12:29,498 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-01-23 18:12:29,504 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-01-23 18:12:29,504 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-01-23 18:12:29,505 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_precise.epf [2018-01-23 18:12:29,533 INFO L110 SettingsManager]: Loading preferences was successful [2018-01-23 18:12:29,533 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-01-23 18:12:29,534 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-01-23 18:12:29,535 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-01-23 18:12:29,535 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-01-23 18:12:29,535 INFO L133 SettingsManager]: * Weq Fattening=true [2018-01-23 18:12:29,535 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=VPDomain [2018-01-23 18:12:29,535 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-01-23 18:12:29,536 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-01-23 18:12:29,536 INFO L133 SettingsManager]: * sizeof long=4 [2018-01-23 18:12:29,536 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-01-23 18:12:29,537 INFO L133 SettingsManager]: * Check allocation purity=true [2018-01-23 18:12:29,537 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-01-23 18:12:29,537 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-01-23 18:12:29,537 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-01-23 18:12:29,537 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-01-23 18:12:29,538 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-01-23 18:12:29,538 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-01-23 18:12:29,538 INFO L133 SettingsManager]: * sizeof long double=12 [2018-01-23 18:12:29,538 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-01-23 18:12:29,538 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-01-23 18:12:29,539 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-01-23 18:12:29,539 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-01-23 18:12:29,539 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-01-23 18:12:29,539 INFO L133 SettingsManager]: * Add additional assume for each assert=false [2018-01-23 18:12:29,540 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-01-23 18:12:29,540 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-01-23 18:12:29,540 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-01-23 18:12:29,540 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-01-23 18:12:29,540 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-01-23 18:12:29,541 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-01-23 18:12:29,541 INFO L133 SettingsManager]: * Stop after first violation was found=false [2018-01-23 18:12:29,541 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-01-23 18:12:29,541 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-01-23 18:12:29,541 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-01-23 18:12:29,542 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-01-23 18:12:29,542 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-01-23 18:12:29,543 INFO L133 SettingsManager]: * TransformationType=HEAP_SEPARATOR [2018-01-23 18:12:29,579 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-01-23 18:12:29,592 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Parser(s) successfully initialized [2018-01-23 18:12:29,596 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-01-23 18:12:29,598 INFO L271 PluginConnector]: Initializing CDTParser... [2018-01-23 18:12:29,598 INFO L276 PluginConnector]: CDTParser initialized [2018-01-23 18:12:29,599 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/array-memsafety/bubblesort_unsafe_false-valid-deref.i [2018-01-23 18:12:29,715 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-01-23 18:12:29,721 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-01-23 18:12:29,722 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-01-23 18:12:29,722 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-01-23 18:12:29,730 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-01-23 18:12:29,731 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.01 06:12:29" (1/1) ... [2018-01-23 18:12:29,734 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1975a662 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.01 06:12:29, skipping insertion in model container [2018-01-23 18:12:29,735 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.01 06:12:29" (1/1) ... [2018-01-23 18:12:29,756 INFO L153 Dispatcher]: Using SV-COMP mode [2018-01-23 18:12:29,777 INFO L153 Dispatcher]: Using SV-COMP mode [2018-01-23 18:12:29,905 INFO L450 PostProcessor]: Settings: Checked method=main [2018-01-23 18:12:29,922 INFO L450 PostProcessor]: Settings: Checked method=main [2018-01-23 18:12:29,929 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.01 06:12:29 WrapperNode [2018-01-23 18:12:29,930 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-01-23 18:12:29,930 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-01-23 18:12:29,931 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-01-23 18:12:29,931 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-01-23 18:12:29,947 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.01 06:12:29" (1/1) ... [2018-01-23 18:12:29,948 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.01 06:12:29" (1/1) ... [2018-01-23 18:12:29,957 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.01 06:12:29" (1/1) ... [2018-01-23 18:12:29,957 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.01 06:12:29" (1/1) ... [2018-01-23 18:12:29,959 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.01 06:12:29" (1/1) ... [2018-01-23 18:12:29,962 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.01 06:12:29" (1/1) ... [2018-01-23 18:12:29,963 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.01 06:12:29" (1/1) ... [2018-01-23 18:12:29,964 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-01-23 18:12:29,964 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-01-23 18:12:29,965 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-01-23 18:12:29,965 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-01-23 18:12:29,965 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.01 06:12:29" (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 18:12:30,013 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-01-23 18:12:30,013 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-01-23 18:12:30,014 INFO L136 BoogieDeclarations]: Found implementation of procedure bubbleSort [2018-01-23 18:12:30,014 INFO L136 BoogieDeclarations]: Found implementation of procedure main [2018-01-23 18:12:30,014 INFO L128 BoogieDeclarations]: Found specification of procedure write~int [2018-01-23 18:12:30,014 INFO L128 BoogieDeclarations]: Found specification of procedure read~int [2018-01-23 18:12:30,014 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.free [2018-01-23 18:12:30,014 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-01-23 18:12:30,015 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-01-23 18:12:30,015 INFO L128 BoogieDeclarations]: Found specification of procedure bubbleSort [2018-01-23 18:12:30,015 INFO L128 BoogieDeclarations]: Found specification of procedure main [2018-01-23 18:12:30,015 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-01-23 18:12:30,015 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-01-23 18:12:30,179 INFO L257 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-01-23 18:12:30,179 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.01 06:12:30 BoogieIcfgContainer [2018-01-23 18:12:30,179 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-01-23 18:12:30,180 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2018-01-23 18:12:30,180 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2018-01-23 18:12:30,180 INFO L276 PluginConnector]: Abstract Interpretation initialized [2018-01-23 18:12:30,181 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.01 06:12:30" (1/1) ... [2018-01-23 18:12:30,226 INFO L101 FixpointEngine]: Starting fixpoint engine with domain VPDomain (maxUnwinding=3, maxParallelStates=2) [2018-01-23 18:13:25,318 INFO L259 AbstractInterpreter]: Some error location(s) were reachable [2018-01-23 18:13:25,326 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-01-23 18:13:25,329 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-01-23 18:13:25,329 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-01-23 18:13:25,330 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-01-23 18:13:25,330 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-01-23 18:13:25,333 INFO L268 AbstractInterpreter]: Visited 38 different actions 167 times. Merged at 19 different actions 96 times. Widened at 2 different actions 3 times. Found 20 fixpoints after 6 different actions. Largest state had 25 variables. [2018-01-23 18:13:25,336 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2018-01-23 18:13:25,337 INFO L168 Benchmark]: Toolchain (without parser) took 55621.30 ms. Allocated memory was 299.4 MB in the beginning and 1.8 GB in the end (delta: 1.6 GB). Free memory was 258.7 MB in the beginning and 460.7 MB in the end (delta: -202.1 MB). Peak memory consumption was 1.3 GB. Max. memory is 5.3 GB. [2018-01-23 18:13:25,338 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 299.4 MB. Free memory is still 263.7 MB. There was no memory consumed. Max. memory is 5.3 GB. [2018-01-23 18:13:25,338 INFO L168 Benchmark]: CACSL2BoogieTranslator took 208.32 ms. Allocated memory is still 299.4 MB. Free memory was 258.7 MB in the beginning and 249.7 MB in the end (delta: 9.0 MB). Peak memory consumption was 9.0 MB. Max. memory is 5.3 GB. [2018-01-23 18:13:25,338 INFO L168 Benchmark]: Boogie Preprocessor took 33.75 ms. Allocated memory is still 299.4 MB. Free memory was 249.7 MB in the beginning and 248.7 MB in the end (delta: 996.4 kB). Peak memory consumption was 996.4 kB. Max. memory is 5.3 GB. [2018-01-23 18:13:25,338 INFO L168 Benchmark]: RCFGBuilder took 215.03 ms. Allocated memory is still 299.4 MB. Free memory was 248.7 MB in the beginning and 234.0 MB in the end (delta: 14.7 MB). Peak memory consumption was 14.7 MB. Max. memory is 5.3 GB. [2018-01-23 18:13:25,339 INFO L168 Benchmark]: Abstract Interpretation took 55156.38 ms. Allocated memory was 299.4 MB in the beginning and 1.8 GB in the end (delta: 1.6 GB). Free memory was 234.0 MB in the beginning and 460.7 MB in the end (delta: -226.7 MB). Peak memory consumption was 1.3 GB. Max. memory is 5.3 GB. [2018-01-23 18:13:25,340 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 299.4 MB. Free memory is still 263.7 MB. There was no memory consumed. Max. memory is 5.3 GB. * CACSL2BoogieTranslator took 208.32 ms. Allocated memory is still 299.4 MB. Free memory was 258.7 MB in the beginning and 249.7 MB in the end (delta: 9.0 MB). Peak memory consumption was 9.0 MB. Max. memory is 5.3 GB. * Boogie Preprocessor took 33.75 ms. Allocated memory is still 299.4 MB. Free memory was 249.7 MB in the beginning and 248.7 MB in the end (delta: 996.4 kB). Peak memory consumption was 996.4 kB. Max. memory is 5.3 GB. * RCFGBuilder took 215.03 ms. Allocated memory is still 299.4 MB. Free memory was 248.7 MB in the beginning and 234.0 MB in the end (delta: 14.7 MB). Peak memory consumption was 14.7 MB. Max. memory is 5.3 GB. * Abstract Interpretation took 55156.38 ms. Allocated memory was 299.4 MB in the beginning and 1.8 GB in the end (delta: 1.6 GB). Free memory was 234.0 MB in the beginning and 460.7 MB in the end (delta: -226.7 MB). Peak memory consumption was 1.3 GB. Max. memory is 5.3 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: - StatisticsResult: ArrayEqualityDomainStatistics #Locations : 31 LocStat_MAX_WEQGRAPH_SIZE : 1 LocStat_MAX_SIZEOF_WEQEDGELABEL : 1 LocStat_NO_SUPPORTING_EQUALITIES : 165 LocStat_NO_SUPPORTING_DISEQUALITIES : 2 LocStat_NO_DISJUNCTIONS : -62 LocStat_MAX_NO_DISJUNCTIONS : -1 #Transitions : 44 TransStat_MAX_WEQGRAPH_SIZE : 2 TransStat_MAX_SIZEOF_WEQEDGELABEL : 1 TransStat_NO_SUPPORTING_EQUALITIES : 38 TransStat_NO_SUPPORTING_DISEQUALITIES : 2 TransStat_NO_DISJUNCTIONS : 40 TransStat_MAX_NO_DISJUNCTIONS : 1 - StatisticsResult: EqConstraintFactoryStatistics CONJOIN_DISJUNCTIVE(MILLISECONDS) : 0.682301 RENAME_VARIABLES(MILLISECONDS) : 0.408021 UNFREEZE(MILLISECONDS) : 0.000000 CONJOIN(MILLISECONDS) : 0.659265 PROJECTAWAY(MILLISECONDS) : 12.529410 ADD_WEAK_EQUALITY(MILLISECONDS) : 0.103194 DISJOIN(MILLISECONDS) : 0.266899 RENAME_VARIABLES_DISJUNCTIVE(MILLISECONDS) : 0.424079 ADD_EQUALITY(MILLISECONDS) : 0.061412 DISJOIN_DISJUNCTIVE(MILLISECONDS) : 0.000000 ADD_DISEQUALITY(MILLISECONDS) : 0.019638 #CONJOIN_DISJUNCTIVE : 285 #RENAME_VARIABLES : 559 #UNFREEZE : 0 #CONJOIN : 311 #PROJECTAWAY : 331 #ADD_WEAK_EQUALITY : 5 #DISJOIN : 32 #RENAME_VARIABLES_DISJUNCTIVE : 594 #ADD_EQUALITY : 40 #DISJOIN_DISJUNCTIVE : 0 #ADD_DISEQUALITY : 2 - 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: [L16] int* numbers; [L17] int array_size = __VERIFIER_nondet_int(); [L18] CALL bubbleSort(numbers, array_size) [L4] int i, j, temp; [L5] i = (array_size - 1) [L5] COND FALSE, RET !(i >= 0) [L18] bubbleSort(numbers, array_size) [L19] return 0; - PositiveResult [Line: 15]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: 2]: 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/bubblesort_unsafe_false-valid-deref.i_mempurity-32bit-Automizer_Camel+AI_EQ_precise.epf_AbstractInterpretationC.xml/Csv-Benchmark-0-2018-01-23_18-13-25-347.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/bubblesort_unsafe_false-valid-deref.i_mempurity-32bit-Automizer_Camel+AI_EQ_precise.epf_AbstractInterpretationC.xml/Csv-VPDomainBenchmark-0-2018-01-23_18-13-25-347.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/bubblesort_unsafe_false-valid-deref.i_mempurity-32bit-Automizer_Camel+AI_EQ_precise.epf_AbstractInterpretationC.xml/Csv-BenchmarkWithCounters-0-2018-01-23_18-13-25-347.csv Received shutdown request...