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/forester-heap/dll-circular_true-unreach-call_true-valid-memsafety.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-47db877 [2018-01-23 16:18:58,358 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-01-23 16:18:58,360 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-01-23 16:18:58,375 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-01-23 16:18:58,376 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-01-23 16:18:58,377 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-01-23 16:18:58,378 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-01-23 16:18:58,379 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-01-23 16:18:58,381 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-01-23 16:18:58,382 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-01-23 16:18:58,383 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-01-23 16:18:58,384 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-01-23 16:18:58,385 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-01-23 16:18:58,386 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-01-23 16:18:58,387 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-01-23 16:18:58,390 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-01-23 16:18:58,392 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-01-23 16:18:58,394 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-01-23 16:18:58,396 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-01-23 16:18:58,397 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-01-23 16:18:58,399 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-01-23 16:18:58,400 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-01-23 16:18:58,400 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-01-23 16:18:58,401 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-01-23 16:18:58,402 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-01-23 16:18:58,403 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-01-23 16:18:58,404 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-01-23 16:18:58,404 INFO L177 SettingsManager]: PEA to Boogie provides no preferences, ignoring... [2018-01-23 16:18:58,405 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-01-23 16:18:58,405 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-01-23 16:18:58,405 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-01-23 16:18:58,406 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 16:18:58,415 INFO L110 SettingsManager]: Loading preferences was successful [2018-01-23 16:18:58,415 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-01-23 16:18:58,416 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-01-23 16:18:58,416 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-01-23 16:18:58,417 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-01-23 16:18:58,417 INFO L133 SettingsManager]: * Deactivate Weak Equivalences=true [2018-01-23 16:18:58,417 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=VPDomain [2018-01-23 16:18:58,417 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-01-23 16:18:58,417 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-01-23 16:18:58,418 INFO L133 SettingsManager]: * sizeof long=4 [2018-01-23 16:18:58,418 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-01-23 16:18:58,418 INFO L133 SettingsManager]: * Check allocation purity=true [2018-01-23 16:18:58,418 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-01-23 16:18:58,418 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-01-23 16:18:58,418 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-01-23 16:18:58,418 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-01-23 16:18:58,418 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-01-23 16:18:58,419 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-01-23 16:18:58,419 INFO L133 SettingsManager]: * sizeof long double=12 [2018-01-23 16:18:58,419 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-01-23 16:18:58,419 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-01-23 16:18:58,419 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-01-23 16:18:58,419 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-01-23 16:18:58,420 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-01-23 16:18:58,420 INFO L133 SettingsManager]: * Add additional assume for each assert=false [2018-01-23 16:18:58,420 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-01-23 16:18:58,420 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-01-23 16:18:58,420 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-01-23 16:18:58,420 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-01-23 16:18:58,421 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-01-23 16:18:58,421 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-01-23 16:18:58,421 INFO L133 SettingsManager]: * Stop after first violation was found=false [2018-01-23 16:18:58,421 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-01-23 16:18:58,421 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-01-23 16:18:58,421 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-01-23 16:18:58,421 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-01-23 16:18:58,422 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-01-23 16:18:58,422 INFO L133 SettingsManager]: * TransformationType=HEAP_SEPARATOR [2018-01-23 16:18:58,456 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-01-23 16:18:58,468 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Parser(s) successfully initialized [2018-01-23 16:18:58,471 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-01-23 16:18:58,473 INFO L271 PluginConnector]: Initializing CDTParser... [2018-01-23 16:18:58,473 INFO L276 PluginConnector]: CDTParser initialized [2018-01-23 16:18:58,474 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/forester-heap/dll-circular_true-unreach-call_true-valid-memsafety.i [2018-01-23 16:18:58,643 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-01-23 16:18:58,648 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-01-23 16:18:58,649 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-01-23 16:18:58,649 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-01-23 16:18:58,657 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-01-23 16:18:58,658 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.01 04:18:58" (1/1) ... [2018-01-23 16:18:58,661 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@50990cad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.01 04:18:58, skipping insertion in model container [2018-01-23 16:18:58,662 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.01 04:18:58" (1/1) ... [2018-01-23 16:18:58,681 INFO L153 Dispatcher]: Using SV-COMP mode [2018-01-23 16:18:58,724 INFO L153 Dispatcher]: Using SV-COMP mode [2018-01-23 16:18:58,853 INFO L450 PostProcessor]: Settings: Checked method=main [2018-01-23 16:18:58,870 INFO L450 PostProcessor]: Settings: Checked method=main [2018-01-23 16:18:58,879 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.01 04:18:58 WrapperNode [2018-01-23 16:18:58,879 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-01-23 16:18:58,880 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-01-23 16:18:58,880 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-01-23 16:18:58,881 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-01-23 16:18:58,898 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.01 04:18:58" (1/1) ... [2018-01-23 16:18:58,898 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.01 04:18:58" (1/1) ... [2018-01-23 16:18:58,909 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.01 04:18:58" (1/1) ... [2018-01-23 16:18:58,909 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.01 04:18:58" (1/1) ... [2018-01-23 16:18:58,914 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.01 04:18:58" (1/1) ... [2018-01-23 16:18:58,919 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.01 04:18:58" (1/1) ... [2018-01-23 16:18:58,921 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.01 04:18:58" (1/1) ... [2018-01-23 16:18:58,922 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-01-23 16:18:58,923 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-01-23 16:18:58,923 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-01-23 16:18:58,923 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-01-23 16:18:58,924 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.01 04:18:58" (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 16:18:58,973 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-01-23 16:18:58,973 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-01-23 16:18:58,973 INFO L136 BoogieDeclarations]: Found implementation of procedure main [2018-01-23 16:18:58,973 INFO L128 BoogieDeclarations]: Found specification of procedure write~int [2018-01-23 16:18:58,973 INFO L128 BoogieDeclarations]: Found specification of procedure read~int [2018-01-23 16:18:58,974 INFO L128 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-01-23 16:18:58,974 INFO L128 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-01-23 16:18:58,974 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.free [2018-01-23 16:18:58,974 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-01-23 16:18:58,974 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-01-23 16:18:58,974 INFO L128 BoogieDeclarations]: Found specification of procedure malloc [2018-01-23 16:18:58,974 INFO L128 BoogieDeclarations]: Found specification of procedure free [2018-01-23 16:18:58,974 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-01-23 16:18:58,974 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-01-23 16:18:58,975 INFO L128 BoogieDeclarations]: Found specification of procedure main [2018-01-23 16:18:58,975 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-01-23 16:18:58,975 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-01-23 16:18:59,280 INFO L257 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-01-23 16:18:59,280 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.01 04:18:59 BoogieIcfgContainer [2018-01-23 16:18:59,281 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-01-23 16:18:59,282 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2018-01-23 16:18:59,282 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2018-01-23 16:18:59,282 INFO L276 PluginConnector]: Abstract Interpretation initialized [2018-01-23 16:18:59,283 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.01 04:18:59" (1/1) ... [2018-01-23 16:18:59,348 INFO L101 FixpointEngine]: Starting fixpoint engine with domain VPDomain (maxUnwinding=3, maxParallelStates=2) [2018-01-23 16:19:01,708 INFO L259 AbstractInterpreter]: Some error location(s) were reachable [2018-01-23 16:19:01,720 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-01-23 16:19:01,724 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-01-23 16:19:01,724 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-01-23 16:19:01,731 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-01-23 16:19:01,731 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-01-23 16:19:01,731 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-01-23 16:19:01,734 INFO L268 AbstractInterpreter]: Visited 87 different actions 389 times. Merged at 62 different actions 228 times. Widened at 1 different actions 1 times. Found 27 fixpoints after 15 different actions. Largest state had 48 variables. [2018-01-23 16:19:01,737 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2018-01-23 16:19:01,738 INFO L168 Benchmark]: Toolchain (without parser) took 3095.23 ms. Allocated memory was 306.2 MB in the beginning and 489.7 MB in the end (delta: 183.5 MB). Free memory was 266.1 MB in the beginning and 401.4 MB in the end (delta: -135.3 MB). Peak memory consumption was 48.2 MB. Max. memory is 5.3 GB. [2018-01-23 16:19:01,739 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 306.2 MB. Free memory is still 272.1 MB. There was no memory consumed. Max. memory is 5.3 GB. [2018-01-23 16:19:01,740 INFO L168 Benchmark]: CACSL2BoogieTranslator took 230.59 ms. Allocated memory is still 306.2 MB. Free memory was 265.1 MB in the beginning and 253.1 MB in the end (delta: 12.0 MB). Peak memory consumption was 12.0 MB. Max. memory is 5.3 GB. [2018-01-23 16:19:01,740 INFO L168 Benchmark]: Boogie Preprocessor took 42.47 ms. Allocated memory is still 306.2 MB. Free memory was 253.1 MB in the beginning and 251.1 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 5.3 GB. [2018-01-23 16:19:01,741 INFO L168 Benchmark]: RCFGBuilder took 357.87 ms. Allocated memory is still 306.2 MB. Free memory was 251.1 MB in the beginning and 228.1 MB in the end (delta: 23.0 MB). Peak memory consumption was 23.0 MB. Max. memory is 5.3 GB. [2018-01-23 16:19:01,741 INFO L168 Benchmark]: Abstract Interpretation took 2455.72 ms. Allocated memory was 306.2 MB in the beginning and 489.7 MB in the end (delta: 183.5 MB). Free memory was 228.1 MB in the beginning and 401.4 MB in the end (delta: -173.3 MB). Peak memory consumption was 10.2 MB. Max. memory is 5.3 GB. [2018-01-23 16:19:01,743 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 306.2 MB. Free memory is still 272.1 MB. There was no memory consumed. Max. memory is 5.3 GB. * CACSL2BoogieTranslator took 230.59 ms. Allocated memory is still 306.2 MB. Free memory was 265.1 MB in the beginning and 253.1 MB in the end (delta: 12.0 MB). Peak memory consumption was 12.0 MB. Max. memory is 5.3 GB. * Boogie Preprocessor took 42.47 ms. Allocated memory is still 306.2 MB. Free memory was 253.1 MB in the beginning and 251.1 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 5.3 GB. * RCFGBuilder took 357.87 ms. Allocated memory is still 306.2 MB. Free memory was 251.1 MB in the beginning and 228.1 MB in the end (delta: 23.0 MB). Peak memory consumption was 23.0 MB. Max. memory is 5.3 GB. * Abstract Interpretation took 2455.72 ms. Allocated memory was 306.2 MB in the beginning and 489.7 MB in the end (delta: 183.5 MB). Free memory was 228.1 MB in the beginning and 401.4 MB in the end (delta: -173.3 MB). Peak memory consumption was 10.2 MB. Max. memory is 5.3 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: - StatisticsResult: ArrayEqualityDomainStatistics #Locations : 68 LocStat_MAX_WEQGRAPH_SIZE : 0 LocStat_MAX_SIZEOF_WEQEDGELABEL : 0 LocStat_NO_SUPPORTING_EQUALITIES : 652 LocStat_NO_SUPPORTING_DISEQUALITIES : 276 LocStat_NO_DISJUNCTIONS : -136 LocStat_MAX_NO_DISJUNCTIONS : -1 #Transitions : 91 TransStat_MAX_WEQGRAPH_SIZE : 0 TransStat_MAX_SIZEOF_WEQEDGELABEL : 0 TransStat_NO_SUPPORTING_EQUALITIES : 128 TransStat_NO_SUPPORTING_DISEQUALITIES : 26 TransStat_NO_DISJUNCTIONS : 89 TransStat_MAX_NO_DISJUNCTIONS : 4 - StatisticsResult: EqConstraintFactoryStatistics CONJOIN_DISJUNCTIVE(MILLISECONDS) : 0.480769 RENAME_VARIABLES(MILLISECONDS) : 0.328144 UNFREEZE(MILLISECONDS) : 0.000000 CONJOIN(MILLISECONDS) : 0.449424 PROJECTAWAY(MILLISECONDS) : 0.342609 ADD_WEAK_EQUALITY(MILLISECONDS) : 0.001998 DISJOIN(MILLISECONDS) : 0.775614 RENAME_VARIABLES_DISJUNCTIVE(MILLISECONDS) : 0.360106 ADD_EQUALITY(MILLISECONDS) : 0.015938 DISJOIN_DISJUNCTIVE(MILLISECONDS) : 0.000000 ADD_DISEQUALITY(MILLISECONDS) : 0.013997 #CONJOIN_DISJUNCTIVE : 725 #RENAME_VARIABLES : 1380 #UNFREEZE : 0 #CONJOIN : 840 #PROJECTAWAY : 763 #ADD_WEAK_EQUALITY : 55 #DISJOIN : 167 #RENAME_VARIABLES_DISJUNCTIVE : 1396 #ADD_EQUALITY : 147 #DISJOIN_DISJUNCTIVE : 0 #ADD_DISEQUALITY : 18 - 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: 983]: 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: [L986] EXPR, FCALL malloc(sizeof(SLL)) [L986] SLL* head = malloc(sizeof(SLL)); [L987] FCALL head->next = head [L988] FCALL head->prev = ((void*)0) [L989] FCALL head->data = 0 [L991] SLL* x = head; [L992] int state = 1; [L995] COND FALSE !(__VERIFIER_nondet_int()) [L1017] FCALL x->data = state [L1019] EXPR, FCALL head->next [L1019] x = head->next [L1020] COND FALSE !(!(((void*)0) != x)) [L1020] COND FALSE !(0) [L1022] EXPR, FCALL x->data [L1022] COND FALSE !(x->data != 0) [L1028] EXPR, FCALL head->next [L1028] x = head->next [L1030] EXPR, FCALL x->data [L1030] COND FALSE !(x->data != 0) [L1036] FCALL free(x) [L1038] 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: [L986] EXPR, FCALL malloc(sizeof(SLL)) [L986] SLL* head = malloc(sizeof(SLL)); [L987] FCALL head->next = head [L988] FCALL head->prev = ((void*)0) [L989] FCALL head->data = 0 [L991] SLL* x = head; [L992] int state = 1; [L995] COND FALSE !(__VERIFIER_nondet_int()) [L1017] FCALL x->data = state [L1019] EXPR, FCALL head->next [L1019] x = head->next [L1020] COND FALSE !(!(((void*)0) != x)) [L1020] COND FALSE !(0) [L1022] EXPR, FCALL x->data [L1022] COND FALSE !(x->data != 0) [L1028] EXPR, FCALL head->next [L1028] x = head->next [L1030] EXPR, FCALL x->data [L1030] COND FALSE !(x->data != 0) [L1036] FCALL free(x) [L1038] return 0; * 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) 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/dll-circular_true-unreach-call_true-valid-memsafety.i_mempurity-32bit-Automizer_Camel+AI_EQ_imprecise.epf_AbstractInterpretationC.xml/Csv-Benchmark-0-2018-01-23_16-19-01-753.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/dll-circular_true-unreach-call_true-valid-memsafety.i_mempurity-32bit-Automizer_Camel+AI_EQ_imprecise.epf_AbstractInterpretationC.xml/Csv-VPDomainBenchmark-0-2018-01-23_16-19-01-753.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/dll-circular_true-unreach-call_true-valid-memsafety.i_mempurity-32bit-Automizer_Camel+AI_EQ_imprecise.epf_AbstractInterpretationC.xml/Csv-BenchmarkWithCounters-0-2018-01-23_16-19-01-753.csv Received shutdown request...