./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/forester-heap/dll-circular_false-unreach-call_false-valid-memcleanup.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_7c2dfdfd-a307-41a1-85d9-01e696123193/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_7c2dfdfd-a307-41a1-85d9-01e696123193/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_7c2dfdfd-a307-41a1-85d9-01e696123193/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_7c2dfdfd-a307-41a1-85d9-01e696123193/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/forester-heap/dll-circular_false-unreach-call_false-valid-memcleanup.i -s /tmp/vcloud-vcloud-master/worker/working_dir_7c2dfdfd-a307-41a1-85d9-01e696123193/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_7c2dfdfd-a307-41a1-85d9-01e696123193/bin-2019/utaipan --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 95b20088216028e3d05e3cb41d4ed5c20af6a751 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-10-26 19:17:33,512 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-26 19:17:33,514 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-26 19:17:33,522 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-26 19:17:33,523 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-26 19:17:33,523 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-26 19:17:33,524 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-26 19:17:33,526 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-26 19:17:33,527 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-26 19:17:33,528 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-26 19:17:33,529 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-26 19:17:33,529 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-26 19:17:33,530 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-26 19:17:33,531 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-26 19:17:33,532 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-26 19:17:33,532 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-26 19:17:33,533 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-26 19:17:33,535 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-26 19:17:33,536 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-26 19:17:33,537 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-26 19:17:33,538 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-26 19:17:33,539 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-26 19:17:33,541 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-26 19:17:33,541 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-26 19:17:33,541 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-26 19:17:33,543 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-26 19:17:33,543 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-26 19:17:33,544 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-26 19:17:33,545 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-26 19:17:33,545 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-26 19:17:33,546 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-26 19:17:33,547 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-26 19:17:33,547 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-26 19:17:33,547 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-26 19:17:33,548 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-26 19:17:33,548 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-26 19:17:33,549 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_7c2dfdfd-a307-41a1-85d9-01e696123193/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-10-26 19:17:33,560 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-26 19:17:33,560 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-26 19:17:33,561 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-26 19:17:33,561 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-26 19:17:33,561 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-26 19:17:33,561 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-26 19:17:33,561 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-10-26 19:17:33,562 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-26 19:17:33,562 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-10-26 19:17:33,563 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-10-26 19:17:33,563 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-26 19:17:33,563 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-26 19:17:33,563 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-26 19:17:33,564 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-26 19:17:33,564 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-26 19:17:33,564 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-26 19:17:33,564 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-26 19:17:33,564 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-26 19:17:33,564 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-26 19:17:33,564 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-26 19:17:33,565 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-26 19:17:33,565 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-26 19:17:33,565 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-26 19:17:33,565 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-26 19:17:33,565 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-26 19:17:33,565 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-26 19:17:33,565 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-26 19:17:33,566 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-26 19:17:33,567 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-26 19:17:33,568 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-26 19:17:33,568 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-10-26 19:17:33,568 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-26 19:17:33,568 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-26 19:17:33,568 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-26 19:17:33,568 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/working_dir_7c2dfdfd-a307-41a1-85d9-01e696123193/bin-2019/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 95b20088216028e3d05e3cb41d4ed5c20af6a751 [2018-10-26 19:17:33,595 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-26 19:17:33,604 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-26 19:17:33,607 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-26 19:17:33,608 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-26 19:17:33,608 INFO L276 PluginConnector]: CDTParser initialized [2018-10-26 19:17:33,609 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_7c2dfdfd-a307-41a1-85d9-01e696123193/bin-2019/utaipan/../../sv-benchmarks/c/forester-heap/dll-circular_false-unreach-call_false-valid-memcleanup.i [2018-10-26 19:17:33,651 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_7c2dfdfd-a307-41a1-85d9-01e696123193/bin-2019/utaipan/data/0be1f81b4/8dc14e70fdc546338e4b1622c287ff2e/FLAG7bc1cd0a2 [2018-10-26 19:17:34,087 INFO L298 CDTParser]: Found 1 translation units. [2018-10-26 19:17:34,087 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_7c2dfdfd-a307-41a1-85d9-01e696123193/sv-benchmarks/c/forester-heap/dll-circular_false-unreach-call_false-valid-memcleanup.i [2018-10-26 19:17:34,099 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_7c2dfdfd-a307-41a1-85d9-01e696123193/bin-2019/utaipan/data/0be1f81b4/8dc14e70fdc546338e4b1622c287ff2e/FLAG7bc1cd0a2 [2018-10-26 19:17:34,109 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_7c2dfdfd-a307-41a1-85d9-01e696123193/bin-2019/utaipan/data/0be1f81b4/8dc14e70fdc546338e4b1622c287ff2e [2018-10-26 19:17:34,112 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-26 19:17:34,113 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-26 19:17:34,119 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-26 19:17:34,120 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-26 19:17:34,123 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-26 19:17:34,123 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 07:17:34" (1/1) ... [2018-10-26 19:17:34,129 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5eec9330 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:17:34, skipping insertion in model container [2018-10-26 19:17:34,130 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 07:17:34" (1/1) ... [2018-10-26 19:17:34,139 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-26 19:17:34,189 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-26 19:17:34,462 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 19:17:34,470 INFO L189 MainTranslator]: Completed pre-run [2018-10-26 19:17:34,506 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 19:17:34,544 INFO L193 MainTranslator]: Completed translation [2018-10-26 19:17:34,544 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:17:34 WrapperNode [2018-10-26 19:17:34,544 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-26 19:17:34,545 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-26 19:17:34,545 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-26 19:17:34,545 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-26 19:17:34,553 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:17:34" (1/1) ... [2018-10-26 19:17:34,565 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:17:34" (1/1) ... [2018-10-26 19:17:34,656 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-26 19:17:34,662 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-26 19:17:34,662 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-26 19:17:34,662 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-26 19:17:34,670 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:17:34" (1/1) ... [2018-10-26 19:17:34,671 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:17:34" (1/1) ... [2018-10-26 19:17:34,675 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:17:34" (1/1) ... [2018-10-26 19:17:34,675 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:17:34" (1/1) ... [2018-10-26 19:17:34,683 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:17:34" (1/1) ... [2018-10-26 19:17:34,687 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:17:34" (1/1) ... [2018-10-26 19:17:34,689 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:17:34" (1/1) ... [2018-10-26 19:17:34,692 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-26 19:17:34,692 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-26 19:17:34,693 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-26 19:17:34,693 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-26 19:17:34,693 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:17:34" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_7c2dfdfd-a307-41a1-85d9-01e696123193/bin-2019/utaipan/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 [2018-10-26 19:17:34,745 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-26 19:17:34,746 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-26 19:17:34,746 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-26 19:17:34,746 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-26 19:17:34,746 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-26 19:17:34,746 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-26 19:17:35,282 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-26 19:17:35,282 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 07:17:35 BoogieIcfgContainer [2018-10-26 19:17:35,282 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-26 19:17:35,283 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-10-26 19:17:35,283 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-10-26 19:17:35,286 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-10-26 19:17:35,286 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.10 07:17:34" (1/3) ... [2018-10-26 19:17:35,287 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@274a5dfd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.10 07:17:35, skipping insertion in model container [2018-10-26 19:17:35,287 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:17:34" (2/3) ... [2018-10-26 19:17:35,287 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@274a5dfd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.10 07:17:35, skipping insertion in model container [2018-10-26 19:17:35,288 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 07:17:35" (3/3) ... [2018-10-26 19:17:35,289 INFO L112 eAbstractionObserver]: Analyzing ICFG dll-circular_false-unreach-call_false-valid-memcleanup.i [2018-10-26 19:17:35,298 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-10-26 19:17:35,303 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2018-10-26 19:17:35,315 INFO L257 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2018-10-26 19:17:35,336 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-10-26 19:17:35,336 INFO L383 AbstractCegarLoop]: Hoare is true [2018-10-26 19:17:35,336 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-10-26 19:17:35,336 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-10-26 19:17:35,336 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-10-26 19:17:35,336 INFO L387 AbstractCegarLoop]: Difference is false [2018-10-26 19:17:35,336 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-10-26 19:17:35,337 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-10-26 19:17:35,351 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states. [2018-10-26 19:17:35,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-26 19:17:35,356 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 19:17:35,357 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 19:17:35,359 INFO L424 AbstractCegarLoop]: === Iteration 1 === [mainErr2ASSERT_VIOLATIONERROR_FUNCTION, mainErr0ASSERT_VIOLATIONERROR_FUNCTION, mainErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 19:17:35,363 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 19:17:35,364 INFO L82 PathProgramCache]: Analyzing trace with hash -590697215, now seen corresponding path program 1 times [2018-10-26 19:17:35,366 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-26 19:17:35,414 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 19:17:35,415 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 19:17:35,415 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 19:17:35,415 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-26 19:17:35,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:17:35,503 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 19:17:35,505 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 19:17:35,505 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-10-26 19:17:35,505 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-26 19:17:35,509 INFO L460 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-10-26 19:17:35,519 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-10-26 19:17:35,520 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-10-26 19:17:35,521 INFO L87 Difference]: Start difference. First operand 43 states. Second operand 2 states. [2018-10-26 19:17:35,536 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 19:17:35,536 INFO L93 Difference]: Finished difference Result 80 states and 116 transitions. [2018-10-26 19:17:35,536 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-10-26 19:17:35,537 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 11 [2018-10-26 19:17:35,538 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 19:17:35,545 INFO L225 Difference]: With dead ends: 80 [2018-10-26 19:17:35,545 INFO L226 Difference]: Without dead ends: 34 [2018-10-26 19:17:35,548 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-10-26 19:17:35,562 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34 states. [2018-10-26 19:17:35,574 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34 to 34. [2018-10-26 19:17:35,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 34 states. [2018-10-26 19:17:35,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 34 states and 39 transitions. [2018-10-26 19:17:35,577 INFO L78 Accepts]: Start accepts. Automaton has 34 states and 39 transitions. Word has length 11 [2018-10-26 19:17:35,577 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 19:17:35,577 INFO L481 AbstractCegarLoop]: Abstraction has 34 states and 39 transitions. [2018-10-26 19:17:35,577 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-10-26 19:17:35,577 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 39 transitions. [2018-10-26 19:17:35,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-10-26 19:17:35,578 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 19:17:35,578 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 19:17:35,578 INFO L424 AbstractCegarLoop]: === Iteration 2 === [mainErr2ASSERT_VIOLATIONERROR_FUNCTION, mainErr0ASSERT_VIOLATIONERROR_FUNCTION, mainErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 19:17:35,579 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 19:17:35,579 INFO L82 PathProgramCache]: Analyzing trace with hash -877449995, now seen corresponding path program 1 times [2018-10-26 19:17:35,579 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-26 19:17:35,580 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 19:17:35,580 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 19:17:35,581 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 19:17:35,581 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-26 19:17:35,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:17:35,695 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 19:17:35,696 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 19:17:35,696 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-10-26 19:17:35,698 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-26 19:17:35,699 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-10-26 19:17:35,699 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-10-26 19:17:35,700 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-10-26 19:17:35,700 INFO L87 Difference]: Start difference. First operand 34 states and 39 transitions. Second operand 4 states. [2018-10-26 19:17:35,902 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 19:17:35,902 INFO L93 Difference]: Finished difference Result 44 states and 50 transitions. [2018-10-26 19:17:35,903 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-10-26 19:17:35,903 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 13 [2018-10-26 19:17:35,903 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 19:17:35,904 INFO L225 Difference]: With dead ends: 44 [2018-10-26 19:17:35,904 INFO L226 Difference]: Without dead ends: 40 [2018-10-26 19:17:35,904 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-10-26 19:17:35,905 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 40 states. [2018-10-26 19:17:35,907 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 40 to 30. [2018-10-26 19:17:35,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 30 states. [2018-10-26 19:17:35,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 30 states and 35 transitions. [2018-10-26 19:17:35,908 INFO L78 Accepts]: Start accepts. Automaton has 30 states and 35 transitions. Word has length 13 [2018-10-26 19:17:35,908 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 19:17:35,908 INFO L481 AbstractCegarLoop]: Abstraction has 30 states and 35 transitions. [2018-10-26 19:17:35,908 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-10-26 19:17:35,908 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 35 transitions. [2018-10-26 19:17:35,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-10-26 19:17:35,909 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 19:17:35,909 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 19:17:35,909 INFO L424 AbstractCegarLoop]: === Iteration 3 === [mainErr2ASSERT_VIOLATIONERROR_FUNCTION, mainErr0ASSERT_VIOLATIONERROR_FUNCTION, mainErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 19:17:35,909 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 19:17:35,909 INFO L82 PathProgramCache]: Analyzing trace with hash -891578908, now seen corresponding path program 1 times [2018-10-26 19:17:35,910 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-26 19:17:35,914 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 19:17:35,914 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 19:17:35,914 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 19:17:35,915 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-26 19:17:35,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:17:36,344 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 19:17:36,345 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 19:17:36,345 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-10-26 19:17:36,345 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-26 19:17:36,345 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-10-26 19:17:36,345 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-10-26 19:17:36,345 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-10-26 19:17:36,346 INFO L87 Difference]: Start difference. First operand 30 states and 35 transitions. Second operand 7 states. [2018-10-26 19:17:36,890 WARN L179 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 30 [2018-10-26 19:17:36,905 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 19:17:36,905 INFO L93 Difference]: Finished difference Result 60 states and 68 transitions. [2018-10-26 19:17:36,906 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-10-26 19:17:36,906 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 20 [2018-10-26 19:17:36,906 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 19:17:36,908 INFO L225 Difference]: With dead ends: 60 [2018-10-26 19:17:36,908 INFO L226 Difference]: Without dead ends: 50 [2018-10-26 19:17:36,908 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=44, Invalid=88, Unknown=0, NotChecked=0, Total=132 [2018-10-26 19:17:36,909 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 50 states. [2018-10-26 19:17:36,913 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 50 to 45. [2018-10-26 19:17:36,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 45 states. [2018-10-26 19:17:36,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 45 states and 52 transitions. [2018-10-26 19:17:36,915 INFO L78 Accepts]: Start accepts. Automaton has 45 states and 52 transitions. Word has length 20 [2018-10-26 19:17:36,915 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 19:17:36,915 INFO L481 AbstractCegarLoop]: Abstraction has 45 states and 52 transitions. [2018-10-26 19:17:36,915 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-10-26 19:17:36,915 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 52 transitions. [2018-10-26 19:17:36,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-10-26 19:17:36,916 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 19:17:36,916 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 19:17:36,916 INFO L424 AbstractCegarLoop]: === Iteration 4 === [mainErr2ASSERT_VIOLATIONERROR_FUNCTION, mainErr0ASSERT_VIOLATIONERROR_FUNCTION, mainErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 19:17:36,916 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 19:17:36,916 INFO L82 PathProgramCache]: Analyzing trace with hash -891580830, now seen corresponding path program 1 times [2018-10-26 19:17:36,917 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-26 19:17:36,918 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 19:17:36,918 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 19:17:36,918 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 19:17:36,918 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-26 19:17:36,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-26 19:17:36,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-26 19:17:36,981 INFO L442 BasicCegarLoop]: Counterexample might be feasible [2018-10-26 19:17:36,993 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 19:17:36,995 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 19:17:36,995 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 19:17:36,995 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 19:17:36,996 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 19:17:36,996 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 19:17:36,996 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 19:17:36,996 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 19:17:36,997 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 19:17:36,997 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 19:17:36,997 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 19:17:36,997 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 19:17:36,998 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 19:17:37,000 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 19:17:37,000 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 19:17:37,001 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 19:17:37,001 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 19:17:37,001 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 19:17:37,001 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 19:17:37,002 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 19:17:37,002 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 19:17:37,002 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 19:17:37,002 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 19:17:37,003 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 19:17:37,003 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 19:17:37,003 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 19:17:37,003 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 19:17:37,004 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 19:17:37,004 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 19:17:37,004 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 19:17:37,016 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.10 07:17:37 BoogieIcfgContainer [2018-10-26 19:17:37,016 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-10-26 19:17:37,017 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-10-26 19:17:37,017 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-10-26 19:17:37,017 INFO L276 PluginConnector]: Witness Printer initialized [2018-10-26 19:17:37,017 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 07:17:35" (3/4) ... [2018-10-26 19:17:37,019 INFO L138 WitnessPrinter]: Generating witness for reachability counterexample [2018-10-26 19:17:37,021 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 19:17:37,021 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 19:17:37,021 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 19:17:37,021 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 19:17:37,021 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 19:17:37,022 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 19:17:37,022 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 19:17:37,022 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 19:17:37,022 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 19:17:37,023 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 19:17:37,023 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 19:17:37,023 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 19:17:37,023 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 19:17:37,023 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 19:17:37,024 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 19:17:37,024 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 19:17:37,024 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 19:17:37,024 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 19:17:37,024 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 19:17:37,025 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 19:17:37,025 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 19:17:37,025 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 19:17:37,025 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 19:17:37,025 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 19:17:37,026 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 19:17:37,026 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 19:17:37,026 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 19:17:37,026 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 19:17:37,027 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 19:17:37,027 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 19:17:37,064 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_7c2dfdfd-a307-41a1-85d9-01e696123193/bin-2019/utaipan/witness.graphml [2018-10-26 19:17:37,064 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-10-26 19:17:37,065 INFO L168 Benchmark]: Toolchain (without parser) took 2952.30 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 151.0 MB). Free memory was 956.9 MB in the beginning and 1.0 GB in the end (delta: -56.9 MB). Peak memory consumption was 94.1 MB. Max. memory is 11.5 GB. [2018-10-26 19:17:37,066 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-26 19:17:37,066 INFO L168 Benchmark]: CACSL2BoogieTranslator took 425.04 ms. Allocated memory is still 1.0 GB. Free memory was 956.9 MB in the beginning and 932.8 MB in the end (delta: 24.2 MB). Peak memory consumption was 24.2 MB. Max. memory is 11.5 GB. [2018-10-26 19:17:37,066 INFO L168 Benchmark]: Boogie Procedure Inliner took 117.08 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 151.0 MB). Free memory was 932.8 MB in the beginning and 1.1 GB in the end (delta: -216.3 MB). Peak memory consumption was 16.3 MB. Max. memory is 11.5 GB. [2018-10-26 19:17:37,067 INFO L168 Benchmark]: Boogie Preprocessor took 30.19 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-10-26 19:17:37,067 INFO L168 Benchmark]: RCFGBuilder took 589.91 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 33.1 MB). Peak memory consumption was 33.1 MB. Max. memory is 11.5 GB. [2018-10-26 19:17:37,068 INFO L168 Benchmark]: TraceAbstraction took 1733.55 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 91.4 MB). Peak memory consumption was 91.4 MB. Max. memory is 11.5 GB. [2018-10-26 19:17:37,068 INFO L168 Benchmark]: Witness Printer took 47.34 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-10-26 19:17:37,071 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 425.04 ms. Allocated memory is still 1.0 GB. Free memory was 956.9 MB in the beginning and 932.8 MB in the end (delta: 24.2 MB). Peak memory consumption was 24.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 117.08 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 151.0 MB). Free memory was 932.8 MB in the beginning and 1.1 GB in the end (delta: -216.3 MB). Peak memory consumption was 16.3 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 30.19 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 589.91 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 33.1 MB). Peak memory consumption was 33.1 MB. Max. memory is 11.5 GB. * TraceAbstraction took 1733.55 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 91.4 MB). Peak memory consumption was 91.4 MB. Max. memory is 11.5 GB. * Witness Printer took 47.34 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 1023]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L986] EXPR, FCALL malloc(sizeof(SLL)) [L986] SLL* head = malloc(sizeof(SLL)); [L987] CALL head->next = head [L987] RET head->next = head [L988] CALL head->data = 0 [L988] RET head->data = 0 [L990] SLL* x = head; [L991] int state = 1; [L994] COND FALSE !(__VERIFIER_nondet_int()) [L1016] CALL x->data = state [L1016] RET x->data = state [L1018] CALL, EXPR head->next [L1018] RET, EXPR head->next [L1018] x = head->next [L1019] COND FALSE !(!(((void*)0) != x)) [L1019] COND FALSE !(0) [L1021] CALL, EXPR x->data [L1021] RET, EXPR x->data [L1021] COND TRUE x->data != 0 [L1023] CALL, EXPR x->next [L1023] RET, EXPR x->next [L1023] CALL, EXPR x->next->data [L1023] RET, EXPR x->next->data [L1023] EXPR x->next->data != 0 && x->data > x->next->data [L1023] CALL, EXPR x->data [L1023] RET, EXPR x->data [L1023] CALL, EXPR x->next [L1023] RET, EXPR x->next [L1023] CALL, EXPR x->next->data [L1023] RET, EXPR x->next->data [L1023] EXPR x->next->data != 0 && x->data > x->next->data [L1023] COND TRUE !(x->next->data != 0 && x->data > x->next->data) [L1023] __VERIFIER_error() - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 43 locations, 3 error locations. UNSAFE Result, 1.6s OverallTime, 4 OverallIterations, 1 TraceHistogramMax, 0.8s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 103 SDtfs, 85 SDslu, 145 SDs, 0 SdLazy, 73 SolverSat, 16 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 20 GetRequests, 6 SyntacticMatches, 1 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=45occurred in iteration=3, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 3 MinimizatonAttempts, 15 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 64 NumberOfCodeBlocks, 64 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 41 ConstructedInterpolants, 0 QuantifiedInterpolants, 4623 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! Received shutdown request...