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-a5595af [2018-01-31 22:29:46,599 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-01-31 22:29:46,601 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-01-31 22:29:46,616 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-01-31 22:29:46,616 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-01-31 22:29:46,617 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-01-31 22:29:46,618 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-01-31 22:29:46,620 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-01-31 22:29:46,622 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-01-31 22:29:46,623 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-01-31 22:29:46,624 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-01-31 22:29:46,624 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-01-31 22:29:46,625 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-01-31 22:29:46,626 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-01-31 22:29:46,627 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-01-31 22:29:46,629 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-01-31 22:29:46,632 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-01-31 22:29:46,634 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-01-31 22:29:46,635 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-01-31 22:29:46,636 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-01-31 22:29:46,639 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-01-31 22:29:46,639 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-01-31 22:29:46,639 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-01-31 22:29:46,640 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-01-31 22:29:46,641 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-01-31 22:29:46,642 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-01-31 22:29:46,642 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-01-31 22:29:46,643 INFO L177 SettingsManager]: PEA to Boogie provides no preferences, ignoring... [2018-01-31 22:29:46,643 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-01-31 22:29:46,643 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-01-31 22:29:46,644 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-01-31 22:29:46,644 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 22:29:46,653 INFO L110 SettingsManager]: Loading preferences was successful [2018-01-31 22:29:46,653 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-01-31 22:29:46,653 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-01-31 22:29:46,654 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-01-31 22:29:46,654 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-01-31 22:29:46,654 INFO L133 SettingsManager]: * Deactivate Weak Equivalences=true [2018-01-31 22:29:46,654 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=VPDomain [2018-01-31 22:29:46,654 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-01-31 22:29:46,654 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-01-31 22:29:46,655 INFO L133 SettingsManager]: * sizeof long=4 [2018-01-31 22:29:46,655 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-01-31 22:29:46,655 INFO L133 SettingsManager]: * Check allocation purity=true [2018-01-31 22:29:46,655 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-01-31 22:29:46,655 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-01-31 22:29:46,655 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-01-31 22:29:46,655 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-01-31 22:29:46,656 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-01-31 22:29:46,656 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-01-31 22:29:46,656 INFO L133 SettingsManager]: * sizeof long double=12 [2018-01-31 22:29:46,656 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-01-31 22:29:46,656 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-01-31 22:29:46,656 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-01-31 22:29:46,656 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-01-31 22:29:46,657 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-01-31 22:29:46,657 INFO L133 SettingsManager]: * Add additional assume for each assert=false [2018-01-31 22:29:46,657 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-01-31 22:29:46,657 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-01-31 22:29:46,657 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-01-31 22:29:46,658 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-01-31 22:29:46,658 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-01-31 22:29:46,658 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-01-31 22:29:46,658 INFO L133 SettingsManager]: * Stop after first violation was found=false [2018-01-31 22:29:46,658 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-01-31 22:29:46,658 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-01-31 22:29:46,658 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-01-31 22:29:46,658 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-01-31 22:29:46,659 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-01-31 22:29:46,659 INFO L133 SettingsManager]: * TransformationType=HEAP_SEPARATOR [2018-01-31 22:29:46,693 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-01-31 22:29:46,703 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Parser(s) successfully initialized [2018-01-31 22:29:46,706 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-01-31 22:29:46,707 INFO L271 PluginConnector]: Initializing CDTParser... [2018-01-31 22:29:46,708 INFO L276 PluginConnector]: CDTParser initialized [2018-01-31 22:29:46,709 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/forester-heap/dll-circular_true-unreach-call_true-valid-memsafety.i [2018-01-31 22:29:46,877 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-01-31 22:29:46,881 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-01-31 22:29:46,911 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-01-31 22:29:46,912 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-01-31 22:29:46,917 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-01-31 22:29:46,917 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.01 10:29:46" (1/1) ... [2018-01-31 22:29:46,920 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3b7ca748 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 10:29:46, skipping insertion in model container [2018-01-31 22:29:46,920 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.01 10:29:46" (1/1) ... [2018-01-31 22:29:46,938 INFO L153 Dispatcher]: Using SV-COMP mode [2018-01-31 22:29:46,981 INFO L153 Dispatcher]: Using SV-COMP mode [2018-01-31 22:29:47,100 INFO L450 PostProcessor]: Settings: Checked method=main [2018-01-31 22:29:47,117 INFO L450 PostProcessor]: Settings: Checked method=main [2018-01-31 22:29:47,127 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 10:29:47 WrapperNode [2018-01-31 22:29:47,127 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-01-31 22:29:47,128 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-01-31 22:29:47,128 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-01-31 22:29:47,128 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-01-31 22:29:47,144 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 10:29:47" (1/1) ... [2018-01-31 22:29:47,145 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 10:29:47" (1/1) ... [2018-01-31 22:29:47,157 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 10:29:47" (1/1) ... [2018-01-31 22:29:47,158 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 10:29:47" (1/1) ... [2018-01-31 22:29:47,163 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 10:29:47" (1/1) ... [2018-01-31 22:29:47,167 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 10:29:47" (1/1) ... [2018-01-31 22:29:47,169 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 10:29:47" (1/1) ... [2018-01-31 22:29:47,171 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-01-31 22:29:47,172 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-01-31 22:29:47,172 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-01-31 22:29:47,172 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-01-31 22:29:47,173 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 10:29:47" (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 22:29:47,236 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-01-31 22:29:47,236 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-01-31 22:29:47,236 INFO L136 BoogieDeclarations]: Found implementation of procedure main [2018-01-31 22:29:47,236 INFO L128 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-01-31 22:29:47,236 INFO L128 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-01-31 22:29:47,236 INFO L128 BoogieDeclarations]: Found specification of procedure write~int [2018-01-31 22:29:47,237 INFO L128 BoogieDeclarations]: Found specification of procedure read~int [2018-01-31 22:29:47,237 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.free [2018-01-31 22:29:47,237 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-01-31 22:29:47,237 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-01-31 22:29:47,237 INFO L128 BoogieDeclarations]: Found specification of procedure malloc [2018-01-31 22:29:47,237 INFO L128 BoogieDeclarations]: Found specification of procedure free [2018-01-31 22:29:47,238 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-01-31 22:29:47,238 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-01-31 22:29:47,238 INFO L128 BoogieDeclarations]: Found specification of procedure main [2018-01-31 22:29:47,238 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-01-31 22:29:47,238 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-01-31 22:29:47,533 INFO L257 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-01-31 22:29:47,534 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.01 10:29:47 BoogieIcfgContainer [2018-01-31 22:29:47,534 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-01-31 22:29:47,535 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2018-01-31 22:29:47,535 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2018-01-31 22:29:47,535 INFO L276 PluginConnector]: Abstract Interpretation initialized [2018-01-31 22:29:47,536 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.01 10:29:47" (1/1) ... [2018-01-31 22:29:47,582 INFO L101 FixpointEngine]: Starting fixpoint engine with domain VPDomain (maxUnwinding=3, maxParallelStates=2) [2018-01-31 22:29:49,315 INFO L262 AbstractInterpreter]: Some error location(s) were reachable [2018-01-31 22:29:49,321 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-01-31 22:29:49,324 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-01-31 22:29:49,324 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-01-31 22:29:49,328 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-01-31 22:29:49,329 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-01-31 22:29:49,329 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-01-31 22:29:49,331 INFO L271 AbstractInterpreter]: Visited 87 different actions 379 times. Merged at 63 different actions 219 times. Widened at 2 different actions 2 times. Found 25 fixpoints after 15 different actions. Largest state had 48 variables. [2018-01-31 22:29:49,334 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2018-01-31 22:29:49,335 INFO L168 Benchmark]: Toolchain (without parser) took 2457.75 ms. Allocated memory was 305.7 MB in the beginning and 498.6 MB in the end (delta: 192.9 MB). Free memory was 263.9 MB in the beginning and 302.9 MB in the end (delta: -39.0 MB). Peak memory consumption was 153.9 MB. Max. memory is 5.3 GB. [2018-01-31 22:29:49,335 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 305.7 MB. Free memory is still 269.9 MB. There was no memory consumed. Max. memory is 5.3 GB. [2018-01-31 22:29:49,336 INFO L168 Benchmark]: CACSL2BoogieTranslator took 216.11 ms. Allocated memory is still 305.7 MB. Free memory was 262.9 MB in the beginning and 250.7 MB in the end (delta: 12.2 MB). Peak memory consumption was 12.2 MB. Max. memory is 5.3 GB. [2018-01-31 22:29:49,336 INFO L168 Benchmark]: Boogie Preprocessor took 43.62 ms. Allocated memory is still 305.7 MB. Free memory was 250.7 MB in the beginning and 248.8 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 5.3 GB. [2018-01-31 22:29:49,336 INFO L168 Benchmark]: RCFGBuilder took 361.97 ms. Allocated memory is still 305.7 MB. Free memory was 248.8 MB in the beginning and 225.2 MB in the end (delta: 23.6 MB). Peak memory consumption was 23.6 MB. Max. memory is 5.3 GB. [2018-01-31 22:29:49,337 INFO L168 Benchmark]: Abstract Interpretation took 1799.25 ms. Allocated memory was 305.7 MB in the beginning and 498.6 MB in the end (delta: 192.9 MB). Free memory was 225.2 MB in the beginning and 302.9 MB in the end (delta: -77.7 MB). Peak memory consumption was 115.2 MB. Max. memory is 5.3 GB. [2018-01-31 22:29:49,338 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 ms. Allocated memory is still 305.7 MB. Free memory is still 269.9 MB. There was no memory consumed. Max. memory is 5.3 GB. * CACSL2BoogieTranslator took 216.11 ms. Allocated memory is still 305.7 MB. Free memory was 262.9 MB in the beginning and 250.7 MB in the end (delta: 12.2 MB). Peak memory consumption was 12.2 MB. Max. memory is 5.3 GB. * Boogie Preprocessor took 43.62 ms. Allocated memory is still 305.7 MB. Free memory was 250.7 MB in the beginning and 248.8 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 5.3 GB. * RCFGBuilder took 361.97 ms. Allocated memory is still 305.7 MB. Free memory was 248.8 MB in the beginning and 225.2 MB in the end (delta: 23.6 MB). Peak memory consumption was 23.6 MB. Max. memory is 5.3 GB. * Abstract Interpretation took 1799.25 ms. Allocated memory was 305.7 MB in the beginning and 498.6 MB in the end (delta: 192.9 MB). Free memory was 225.2 MB in the beginning and 302.9 MB in the end (delta: -77.7 MB). Peak memory consumption was 115.2 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 : 616 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) : 0.488229 RENAME_VARIABLES(MILLISECONDS) : 0.119915 UNFREEZE(MILLISECONDS) : 0.000000 CONJOIN(MILLISECONDS) : 0.191398 PROJECTAWAY(MILLISECONDS) : 0.033204 ADD_WEAK_EQUALITY(MILLISECONDS) : 0.002324 DISJOIN(MILLISECONDS) : 0.323625 RENAME_VARIABLES_DISJUNCTIVE(MILLISECONDS) : 0.137992 ADD_EQUALITY(MILLISECONDS) : 0.015173 DISJOIN_DISJUNCTIVE(MILLISECONDS) : 0.000000 ADD_DISEQUALITY(MILLISECONDS) : 0.014722 #CONJOIN_DISJUNCTIVE : 650 #RENAME_VARIABLES : 1225 #UNFREEZE : 0 #CONJOIN : 759 #PROJECTAWAY : 684 #ADD_WEAK_EQUALITY : 55 #DISJOIN : 67 #RENAME_VARIABLES_DISJUNCTIVE : 1243 #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-0-2018-01-31_22-29-49-345.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-0-2018-01-31_22-29-49-345.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-0-2018-01-31_22-29-49-345.csv Received shutdown request...