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/sll-circular_true-unreach-call_true-valid-memsafety.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-a5595af [2018-01-31 22:30:34,564 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-01-31 22:30:34,566 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-01-31 22:30:34,581 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-01-31 22:30:34,581 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-01-31 22:30:34,583 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-01-31 22:30:34,584 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-01-31 22:30:34,585 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-01-31 22:30:34,588 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-01-31 22:30:34,589 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-01-31 22:30:34,589 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-01-31 22:30:34,590 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-01-31 22:30:34,591 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-01-31 22:30:34,592 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-01-31 22:30:34,593 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-01-31 22:30:34,595 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-01-31 22:30:34,598 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-01-31 22:30:34,600 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-01-31 22:30:34,601 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-01-31 22:30:34,602 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-01-31 22:30:34,605 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-01-31 22:30:34,605 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-01-31 22:30:34,605 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-01-31 22:30:34,606 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-01-31 22:30:34,607 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-01-31 22:30:34,608 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-01-31 22:30:34,608 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-01-31 22:30:34,609 INFO L177 SettingsManager]: PEA to Boogie provides no preferences, ignoring... [2018-01-31 22:30:34,609 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-01-31 22:30:34,609 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-01-31 22:30:34,610 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-01-31 22:30:34,610 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 [2018-01-31 22:30:34,619 INFO L110 SettingsManager]: Loading preferences was successful [2018-01-31 22:30:34,619 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-01-31 22:30:34,620 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-01-31 22:30:34,620 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-01-31 22:30:34,620 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-01-31 22:30:34,620 INFO L133 SettingsManager]: * Deactivate Weak Equivalences=true [2018-01-31 22:30:34,620 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=VPDomain [2018-01-31 22:30:34,620 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-01-31 22:30:34,621 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-01-31 22:30:34,621 INFO L133 SettingsManager]: * sizeof long=4 [2018-01-31 22:30:34,621 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-01-31 22:30:34,621 INFO L133 SettingsManager]: * Check allocation purity=true [2018-01-31 22:30:34,622 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-01-31 22:30:34,622 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-01-31 22:30:34,622 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-01-31 22:30:34,622 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-01-31 22:30:34,622 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-01-31 22:30:34,622 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-01-31 22:30:34,622 INFO L133 SettingsManager]: * sizeof long double=12 [2018-01-31 22:30:34,623 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-01-31 22:30:34,623 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-01-31 22:30:34,623 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-01-31 22:30:34,623 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-01-31 22:30:34,623 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-01-31 22:30:34,623 INFO L133 SettingsManager]: * Add additional assume for each assert=false [2018-01-31 22:30:34,624 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-01-31 22:30:34,624 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-01-31 22:30:34,624 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-01-31 22:30:34,624 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-01-31 22:30:34,624 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-01-31 22:30:34,624 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-01-31 22:30:34,625 INFO L133 SettingsManager]: * Stop after first violation was found=false [2018-01-31 22:30:34,625 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-01-31 22:30:34,625 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-01-31 22:30:34,625 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-01-31 22:30:34,625 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-01-31 22:30:34,626 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-01-31 22:30:34,626 INFO L133 SettingsManager]: * TransformationType=HEAP_SEPARATOR [2018-01-31 22:30:34,658 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-01-31 22:30:34,668 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Parser(s) successfully initialized [2018-01-31 22:30:34,671 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-01-31 22:30:34,673 INFO L271 PluginConnector]: Initializing CDTParser... [2018-01-31 22:30:34,673 INFO L276 PluginConnector]: CDTParser initialized [2018-01-31 22:30:34,674 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/forester-heap/sll-circular_true-unreach-call_true-valid-memsafety.i [2018-01-31 22:30:34,843 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-01-31 22:30:34,849 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-01-31 22:30:34,850 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-01-31 22:30:34,850 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-01-31 22:30:34,855 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-01-31 22:30:34,856 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.01 10:30:34" (1/1) ... [2018-01-31 22:30:34,859 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@47bcb7d9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 10:30:34, skipping insertion in model container [2018-01-31 22:30:34,859 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.01 10:30:34" (1/1) ... [2018-01-31 22:30:34,876 INFO L153 Dispatcher]: Using SV-COMP mode [2018-01-31 22:30:34,917 INFO L153 Dispatcher]: Using SV-COMP mode [2018-01-31 22:30:35,041 INFO L450 PostProcessor]: Settings: Checked method=main [2018-01-31 22:30:35,063 INFO L450 PostProcessor]: Settings: Checked method=main [2018-01-31 22:30:35,072 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 10:30:35 WrapperNode [2018-01-31 22:30:35,072 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-01-31 22:30:35,073 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-01-31 22:30:35,073 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-01-31 22:30:35,074 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-01-31 22:30:35,090 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 10:30:35" (1/1) ... [2018-01-31 22:30:35,090 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 10:30:35" (1/1) ... [2018-01-31 22:30:35,099 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 10:30:35" (1/1) ... [2018-01-31 22:30:35,099 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 10:30:35" (1/1) ... [2018-01-31 22:30:35,105 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 10:30:35" (1/1) ... [2018-01-31 22:30:35,110 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 10:30:35" (1/1) ... [2018-01-31 22:30:35,111 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 10:30:35" (1/1) ... [2018-01-31 22:30:35,114 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-01-31 22:30:35,114 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-01-31 22:30:35,114 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-01-31 22:30:35,115 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-01-31 22:30:35,116 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 10:30:35" (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 [2018-01-31 22:30:35,165 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-01-31 22:30:35,165 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-01-31 22:30:35,165 INFO L136 BoogieDeclarations]: Found implementation of procedure main [2018-01-31 22:30:35,166 INFO L128 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-01-31 22:30:35,166 INFO L128 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-01-31 22:30:35,166 INFO L128 BoogieDeclarations]: Found specification of procedure write~int [2018-01-31 22:30:35,166 INFO L128 BoogieDeclarations]: Found specification of procedure read~int [2018-01-31 22:30:35,166 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.free [2018-01-31 22:30:35,166 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-01-31 22:30:35,166 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-01-31 22:30:35,166 INFO L128 BoogieDeclarations]: Found specification of procedure malloc [2018-01-31 22:30:35,166 INFO L128 BoogieDeclarations]: Found specification of procedure free [2018-01-31 22:30:35,167 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-01-31 22:30:35,167 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-01-31 22:30:35,167 INFO L128 BoogieDeclarations]: Found specification of procedure main [2018-01-31 22:30:35,167 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-01-31 22:30:35,167 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-01-31 22:30:35,422 INFO L257 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-01-31 22:30:35,422 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.01 10:30:35 BoogieIcfgContainer [2018-01-31 22:30:35,423 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-01-31 22:30:35,423 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2018-01-31 22:30:35,423 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2018-01-31 22:30:35,424 INFO L276 PluginConnector]: Abstract Interpretation initialized [2018-01-31 22:30:35,424 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.01 10:30:35" (1/1) ... [2018-01-31 22:30:35,469 INFO L101 FixpointEngine]: Starting fixpoint engine with domain VPDomain (maxUnwinding=3, maxParallelStates=2) [2018-01-31 22:30:37,742 INFO L262 AbstractInterpreter]: Some error location(s) were reachable [2018-01-31 22:30:37,752 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-01-31 22:30:37,755 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-01-31 22:30:37,756 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-01-31 22:30:37,761 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-01-31 22:30:37,761 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-01-31 22:30:37,762 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-01-31 22:30:37,765 INFO L271 AbstractInterpreter]: Visited 83 different actions 379 times. Merged at 60 different actions 222 times. Widened at 4 different actions 4 times. Found 26 fixpoints after 13 different actions. Largest state had 46 variables. [2018-01-31 22:30:37,767 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2018-01-31 22:30:37,768 INFO L168 Benchmark]: Toolchain (without parser) took 2924.27 ms. Allocated memory was 299.9 MB in the beginning and 493.4 MB in the end (delta: 193.5 MB). Free memory was 258.2 MB in the beginning and 272.0 MB in the end (delta: -13.8 MB). Peak memory consumption was 179.6 MB. Max. memory is 5.3 GB. [2018-01-31 22:30:37,769 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 299.9 MB. Free memory is still 264.2 MB. There was no memory consumed. Max. memory is 5.3 GB. [2018-01-31 22:30:37,769 INFO L168 Benchmark]: CACSL2BoogieTranslator took 223.26 ms. Allocated memory is still 299.9 MB. Free memory was 257.2 MB in the beginning and 245.0 MB in the end (delta: 12.2 MB). Peak memory consumption was 12.2 MB. Max. memory is 5.3 GB. [2018-01-31 22:30:37,770 INFO L168 Benchmark]: Boogie Preprocessor took 40.61 ms. Allocated memory is still 299.9 MB. Free memory was 245.0 MB in the beginning and 243.0 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 5.3 GB. [2018-01-31 22:30:37,770 INFO L168 Benchmark]: RCFGBuilder took 308.44 ms. Allocated memory is still 299.9 MB. Free memory was 243.0 MB in the beginning and 220.3 MB in the end (delta: 22.7 MB). Peak memory consumption was 22.7 MB. Max. memory is 5.3 GB. [2018-01-31 22:30:37,770 INFO L168 Benchmark]: Abstract Interpretation took 2344.27 ms. Allocated memory was 299.9 MB in the beginning and 493.4 MB in the end (delta: 193.5 MB). Free memory was 220.3 MB in the beginning and 272.0 MB in the end (delta: -51.7 MB). Peak memory consumption was 141.8 MB. Max. memory is 5.3 GB. [2018-01-31 22:30:37,772 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 299.9 MB. Free memory is still 264.2 MB. There was no memory consumed. Max. memory is 5.3 GB. * CACSL2BoogieTranslator took 223.26 ms. Allocated memory is still 299.9 MB. Free memory was 257.2 MB in the beginning and 245.0 MB in the end (delta: 12.2 MB). Peak memory consumption was 12.2 MB. Max. memory is 5.3 GB. * Boogie Preprocessor took 40.61 ms. Allocated memory is still 299.9 MB. Free memory was 245.0 MB in the beginning and 243.0 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 5.3 GB. * RCFGBuilder took 308.44 ms. Allocated memory is still 299.9 MB. Free memory was 243.0 MB in the beginning and 220.3 MB in the end (delta: 22.7 MB). Peak memory consumption was 22.7 MB. Max. memory is 5.3 GB. * Abstract Interpretation took 2344.27 ms. Allocated memory was 299.9 MB in the beginning and 493.4 MB in the end (delta: 193.5 MB). Free memory was 220.3 MB in the beginning and 272.0 MB in the end (delta: -51.7 MB). Peak memory consumption was 141.8 MB. Max. memory is 5.3 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: - StatisticsResult: ArrayEqualityDomainStatistics #Locations : 64 LocStat_MAX_WEQGRAPH_SIZE : 0 LocStat_MAX_SIZEOF_WEQEDGELABEL : 0 LocStat_NO_SUPPORTING_EQUALITIES : 597 LocStat_NO_SUPPORTING_DISEQUALITIES : 275 LocStat_NO_DISJUNCTIONS : -128 LocStat_MAX_NO_DISJUNCTIONS : -1 #Transitions : 87 TransStat_MAX_WEQGRAPH_SIZE : 0 TransStat_MAX_SIZEOF_WEQEDGELABEL : 0 TransStat_NO_SUPPORTING_EQUALITIES : 122 TransStat_NO_SUPPORTING_DISEQUALITIES : 26 TransStat_NO_DISJUNCTIONS : 85 TransStat_MAX_NO_DISJUNCTIONS : 4 - StatisticsResult: EqConstraintFactoryStatistics CONJOIN_DISJUNCTIVE(MILLISECONDS) : 0.702354 RENAME_VARIABLES(MILLISECONDS) : 0.220179 UNFREEZE(MILLISECONDS) : 0.000000 CONJOIN(MILLISECONDS) : 0.294480 PROJECTAWAY(MILLISECONDS) : 0.046939 ADD_WEAK_EQUALITY(MILLISECONDS) : 0.001624 DISJOIN(MILLISECONDS) : 1.027485 RENAME_VARIABLES_DISJUNCTIVE(MILLISECONDS) : 0.255726 ADD_EQUALITY(MILLISECONDS) : 0.020206 DISJOIN_DISJUNCTIVE(MILLISECONDS) : 0.000000 ADD_DISEQUALITY(MILLISECONDS) : 0.013651 #CONJOIN_DISJUNCTIVE : 671 #RENAME_VARIABLES : 1287 #UNFREEZE : 0 #CONJOIN : 790 #PROJECTAWAY : 714 #ADD_WEAK_EQUALITY : 43 #DISJOIN : 63 #RENAME_VARIABLES_DISJUNCTIVE : 1303 #ADD_EQUALITY : 133 #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: 982]: 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: [L985] EXPR, FCALL malloc(sizeof(SLL)) [L985] SLL* head = malloc(sizeof(SLL)); [L986] FCALL head->next = head [L987] FCALL head->data = 0 [L989] SLL* x = head; [L990] int state = 1; [L993] COND FALSE !(__VERIFIER_nondet_int()) [L1014] FCALL x->data = state [L1016] EXPR, FCALL head->next [L1016] x = head->next [L1017] COND FALSE !(!(((void*)0) != x)) [L1017] COND FALSE !(0) [L1019] EXPR, FCALL x->data [L1019] COND FALSE !(x->data != 0) [L1025] EXPR, FCALL head->next [L1025] x = head->next [L1027] EXPR, FCALL x->data [L1027] COND FALSE !(x->data != 0) [L1033] FCALL free(x) [L1035] 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: [L985] EXPR, FCALL malloc(sizeof(SLL)) [L985] SLL* head = malloc(sizeof(SLL)); [L986] FCALL head->next = head [L987] FCALL head->data = 0 [L989] SLL* x = head; [L990] int state = 1; [L993] COND FALSE !(__VERIFIER_nondet_int()) [L1014] FCALL x->data = state [L1016] EXPR, FCALL head->next [L1016] x = head->next [L1017] COND FALSE !(!(((void*)0) != x)) [L1017] COND FALSE !(0) [L1019] EXPR, FCALL x->data [L1019] COND FALSE !(x->data != 0) [L1025] EXPR, FCALL head->next [L1025] x = head->next [L1027] EXPR, FCALL x->data [L1027] COND FALSE !(x->data != 0) [L1033] FCALL free(x) [L1035] 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/sll-circular_true-unreach-call_true-valid-memsafety.i_mempurity-32bit-Automizer_Camel+AI_EQ_imprecise.epf_AbstractInterpretationC.xml/Csv-Benchmark-0-2018-01-31_22-30-37-781.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/sll-circular_true-unreach-call_true-valid-memsafety.i_mempurity-32bit-Automizer_Camel+AI_EQ_imprecise.epf_AbstractInterpretationC.xml/Csv-VPDomainBenchmark-0-2018-01-31_22-30-37-781.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/sll-circular_true-unreach-call_true-valid-memsafety.i_mempurity-32bit-Automizer_Camel+AI_EQ_imprecise.epf_AbstractInterpretationC.xml/Csv-BenchmarkWithCounters-0-2018-01-31_22-30-37-781.csv Received shutdown request...