./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/loops/array_false-unreach-call_true-termination.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_f5378334-f646-4f89-879d-7090ccb28bd2/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_f5378334-f646-4f89-879d-7090ccb28bd2/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_f5378334-f646-4f89-879d-7090ccb28bd2/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_f5378334-f646-4f89-879d-7090ccb28bd2/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/loops/array_false-unreach-call_true-termination.i -s /tmp/vcloud-vcloud-master/worker/working_dir_f5378334-f646-4f89-879d-7090ccb28bd2/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_f5378334-f646-4f89-879d-7090ccb28bd2/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 c9c01a6cc6331754f7a6c99ec20becb53bf53c79 .............................................................................................................................................................................. Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_f5378334-f646-4f89-879d-7090ccb28bd2/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_f5378334-f646-4f89-879d-7090ccb28bd2/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_f5378334-f646-4f89-879d-7090ccb28bd2/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_f5378334-f646-4f89-879d-7090ccb28bd2/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/loops/array_false-unreach-call_true-termination.i -s /tmp/vcloud-vcloud-master/worker/working_dir_f5378334-f646-4f89-879d-7090ccb28bd2/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_f5378334-f646-4f89-879d-7090ccb28bd2/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 c9c01a6cc6331754f7a6c99ec20becb53bf53c79 ........................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 [2018-10-27 01:05:28,146 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 01:05:28,149 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 01:05:28,163 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 01:05:28,163 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 01:05:28,164 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 01:05:28,165 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 01:05:28,170 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 01:05:28,178 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 01:05:28,179 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 01:05:28,180 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 01:05:28,180 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 01:05:28,181 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 01:05:28,182 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 01:05:28,185 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 01:05:28,186 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 01:05:28,187 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 01:05:28,189 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 01:05:28,193 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 01:05:28,196 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 01:05:28,199 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 01:05:28,201 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 01:05:28,206 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 01:05:28,209 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 01:05:28,210 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 01:05:28,211 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 01:05:28,212 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 01:05:28,212 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 01:05:28,213 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 01:05:28,214 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 01:05:28,217 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 01:05:28,217 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 01:05:28,218 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 01:05:28,218 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 01:05:28,219 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 01:05:28,220 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 01:05:28,220 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_f5378334-f646-4f89-879d-7090ccb28bd2/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-10-27 01:05:28,236 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 01:05:28,236 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 01:05:28,237 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 01:05:28,237 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-27 01:05:28,237 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-27 01:05:28,238 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-27 01:05:28,238 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-10-27 01:05:28,238 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-27 01:05:28,239 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-10-27 01:05:28,239 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-10-27 01:05:28,239 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-27 01:05:28,240 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 01:05:28,240 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-27 01:05:28,241 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-27 01:05:28,241 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-27 01:05:28,241 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 01:05:28,241 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 01:05:28,241 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 01:05:28,241 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 01:05:28,242 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-27 01:05:28,242 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 01:05:28,242 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 01:05:28,244 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 01:05:28,244 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-27 01:05:28,244 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 01:05:28,245 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-27 01:05:28,245 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 01:05:28,245 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 01:05:28,245 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 01:05:28,246 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 01:05:28,246 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-10-27 01:05:28,246 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 01:05:28,246 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-27 01:05:28,246 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-27 01:05:28,246 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_f5378334-f646-4f89-879d-7090ccb28bd2/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 -> c9c01a6cc6331754f7a6c99ec20becb53bf53c79 [2018-10-27 01:05:28,280 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 01:05:28,294 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 01:05:28,299 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 01:05:28,301 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 01:05:28,301 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 01:05:28,302 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_f5378334-f646-4f89-879d-7090ccb28bd2/bin-2019/utaipan/../../sv-benchmarks/c/loops/array_false-unreach-call_true-termination.i [2018-10-27 01:05:28,366 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_f5378334-f646-4f89-879d-7090ccb28bd2/bin-2019/utaipan/data/2cf43a9e8/176219ec9f4147ca927859dc2177948b/FLAGc6716699e [2018-10-27 01:05:28,790 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 01:05:28,791 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_f5378334-f646-4f89-879d-7090ccb28bd2/sv-benchmarks/c/loops/array_false-unreach-call_true-termination.i [2018-10-27 01:05:28,797 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_f5378334-f646-4f89-879d-7090ccb28bd2/bin-2019/utaipan/data/2cf43a9e8/176219ec9f4147ca927859dc2177948b/FLAGc6716699e [2018-10-27 01:05:28,809 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_f5378334-f646-4f89-879d-7090ccb28bd2/bin-2019/utaipan/data/2cf43a9e8/176219ec9f4147ca927859dc2177948b [2018-10-27 01:05:28,813 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 01:05:28,815 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-27 01:05:28,816 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 01:05:28,817 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 01:05:28,821 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 01:05:28,822 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 01:05:28" (1/1) ... [2018-10-27 01:05:28,825 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3d3ed38f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 01:05:28, skipping insertion in model container [2018-10-27 01:05:28,826 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 01:05:28" (1/1) ... [2018-10-27 01:05:28,836 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 01:05:28,857 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 01:05:29,007 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 01:05:29,011 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 01:05:29,024 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.NullPointerException at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.TypeSizes.extractBooleanValue(TypeSizes.java:432) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.TypeSizes.extractIntegerValueInteger(TypeSizes.java:391) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.TypeSizes.extractIntegerValue(TypeSizes.java:342) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.TypeSizes.extractIntegerValue(TypeSizes.java:335) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.TypeSizeAndOffsetComputer.extractSizeTValue(TypeSizeAndOffsetComputer.java:317) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.TypeSizeAndOffsetComputer.constructSizeTValue_Array(TypeSizeAndOffsetComputer.java:229) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.TypeSizeAndOffsetComputer.computeSize(TypeSizeAndOffsetComputer.java:200) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.TypeSizeAndOffsetComputer.constructBytesizeExpression(TypeSizeAndOffsetComputer.java:120) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.MemoryHandler.calculateSizeOf(MemoryHandler.java:276) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.MemoryHandler.getMallocCall(MemoryHandler.java:514) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.handleIASTDeclarator(CHandler.java:2686) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1876) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:279) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1011) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:318) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:960) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:332) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:364) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1371) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:287) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.processTUchild(CHandler.java:3316) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2119) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:537) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:268) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.performMainRun(MainTranslator.java:228) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:191) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:117) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:95) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:129) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-10-27 01:05:29,028 INFO L168 Benchmark]: Toolchain (without parser) took 214.68 ms. Allocated memory is still 1.0 GB. Free memory was 954.4 MB in the beginning and 946.4 MB in the end (delta: 8.1 MB). Peak memory consumption was 8.1 MB. Max. memory is 11.5 GB. [2018-10-27 01:05:29,030 INFO L168 Benchmark]: CDTParser took 1.20 ms. Allocated memory is still 1.0 GB. Free memory is still 979.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 01:05:29,031 INFO L168 Benchmark]: CACSL2BoogieTranslator took 211.83 ms. Allocated memory is still 1.0 GB. Free memory was 954.4 MB in the beginning and 946.4 MB in the end (delta: 8.1 MB). Peak memory consumption was 8.1 MB. Max. memory is 11.5 GB. [2018-10-27 01:05:29,034 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.20 ms. Allocated memory is still 1.0 GB. Free memory is still 979.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 211.83 ms. Allocated memory is still 1.0 GB. Free memory was 954.4 MB in the beginning and 946.4 MB in the end (delta: 8.1 MB). Peak memory consumption was 8.1 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: NullPointerException: null de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: NullPointerException: null: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.TypeSizes.extractBooleanValue(TypeSizes.java:432) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-1dbac8b [2018-10-27 01:05:31,125 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 01:05:31,127 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 01:05:31,138 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 01:05:31,138 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 01:05:31,139 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 01:05:31,140 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 01:05:31,142 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 01:05:31,143 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 01:05:31,144 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 01:05:31,145 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 01:05:31,145 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 01:05:31,146 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 01:05:31,147 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 01:05:31,148 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 01:05:31,149 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 01:05:31,149 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 01:05:31,151 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 01:05:31,152 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 01:05:31,154 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 01:05:31,155 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 01:05:31,156 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 01:05:31,158 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 01:05:31,158 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 01:05:31,158 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 01:05:31,159 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 01:05:31,160 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 01:05:31,161 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 01:05:31,162 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 01:05:31,163 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 01:05:31,163 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 01:05:31,163 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 01:05:31,164 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 01:05:31,164 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 01:05:31,165 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 01:05:31,165 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 01:05:31,166 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_f5378334-f646-4f89-879d-7090ccb28bd2/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-10-27 01:05:31,178 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 01:05:31,178 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 01:05:31,179 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 01:05:31,179 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-27 01:05:31,180 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-27 01:05:31,180 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-27 01:05:31,180 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-27 01:05:31,180 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-27 01:05:31,181 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 01:05:31,181 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-27 01:05:31,181 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-27 01:05:31,181 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 01:05:31,181 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 01:05:31,182 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 01:05:31,182 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 01:05:31,182 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-10-27 01:05:31,182 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-10-27 01:05:31,184 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-27 01:05:31,184 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 01:05:31,184 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 01:05:31,185 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 01:05:31,185 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-27 01:05:31,185 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 01:05:31,185 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-27 01:05:31,185 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 01:05:31,185 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 01:05:31,186 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 01:05:31,186 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 01:05:31,186 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-10-27 01:05:31,186 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 01:05:31,186 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-10-27 01:05:31,186 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-10-27 01:05:31,187 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true 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_f5378334-f646-4f89-879d-7090ccb28bd2/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 -> c9c01a6cc6331754f7a6c99ec20becb53bf53c79 [2018-10-27 01:05:31,231 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 01:05:31,243 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 01:05:31,246 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 01:05:31,248 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 01:05:31,248 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 01:05:31,249 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_f5378334-f646-4f89-879d-7090ccb28bd2/bin-2019/utaipan/../../sv-benchmarks/c/loops/array_false-unreach-call_true-termination.i [2018-10-27 01:05:31,299 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_f5378334-f646-4f89-879d-7090ccb28bd2/bin-2019/utaipan/data/e95268839/0bde1bc7f4904f56bd629844ed315328/FLAGc75093f4e [2018-10-27 01:05:31,711 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 01:05:31,712 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_f5378334-f646-4f89-879d-7090ccb28bd2/sv-benchmarks/c/loops/array_false-unreach-call_true-termination.i [2018-10-27 01:05:31,721 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_f5378334-f646-4f89-879d-7090ccb28bd2/bin-2019/utaipan/data/e95268839/0bde1bc7f4904f56bd629844ed315328/FLAGc75093f4e [2018-10-27 01:05:31,738 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_f5378334-f646-4f89-879d-7090ccb28bd2/bin-2019/utaipan/data/e95268839/0bde1bc7f4904f56bd629844ed315328 [2018-10-27 01:05:31,744 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 01:05:31,745 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-27 01:05:31,746 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 01:05:31,750 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 01:05:31,754 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 01:05:31,755 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 01:05:31" (1/1) ... [2018-10-27 01:05:31,758 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4e1b2c31 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 01:05:31, skipping insertion in model container [2018-10-27 01:05:31,758 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 01:05:31" (1/1) ... [2018-10-27 01:05:31,769 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 01:05:31,793 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 01:05:31,974 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 01:05:31,978 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 01:05:32,004 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 01:05:32,026 INFO L193 MainTranslator]: Completed translation [2018-10-27 01:05:32,027 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 01:05:32 WrapperNode [2018-10-27 01:05:32,027 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 01:05:32,028 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 01:05:32,028 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 01:05:32,028 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 01:05:32,037 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 01:05:32" (1/1) ... [2018-10-27 01:05:32,047 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 01:05:32" (1/1) ... [2018-10-27 01:05:32,067 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 01:05:32,068 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 01:05:32,068 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 01:05:32,068 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 01:05:32,077 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 01:05:32" (1/1) ... [2018-10-27 01:05:32,077 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 01:05:32" (1/1) ... [2018-10-27 01:05:32,080 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 01:05:32" (1/1) ... [2018-10-27 01:05:32,080 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 01:05:32" (1/1) ... [2018-10-27 01:05:32,085 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 01:05:32" (1/1) ... [2018-10-27 01:05:32,090 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 01:05:32" (1/1) ... [2018-10-27 01:05:32,091 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 01:05:32" (1/1) ... [2018-10-27 01:05:32,093 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 01:05:32,094 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 01:05:32,094 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 01:05:32,094 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 01:05:32,095 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 01:05:32" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_f5378334-f646-4f89-879d-7090ccb28bd2/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 [2018-10-27 01:05:32,267 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-27 01:05:32,268 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-27 01:05:32,268 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 01:05:32,268 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 01:05:32,268 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-27 01:05:32,268 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-27 01:05:32,268 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-10-27 01:05:32,268 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-10-27 01:05:32,679 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 01:05:32,680 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 01:05:32 BoogieIcfgContainer [2018-10-27 01:05:32,680 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-27 01:05:32,681 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-10-27 01:05:32,681 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-10-27 01:05:32,685 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-10-27 01:05:32,685 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.10 01:05:31" (1/3) ... [2018-10-27 01:05:32,686 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@eb9fb5b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 01:05:32, skipping insertion in model container [2018-10-27 01:05:32,687 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 01:05:32" (2/3) ... [2018-10-27 01:05:32,687 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@eb9fb5b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 01:05:32, skipping insertion in model container [2018-10-27 01:05:32,687 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 01:05:32" (3/3) ... [2018-10-27 01:05:32,689 INFO L112 eAbstractionObserver]: Analyzing ICFG array_false-unreach-call_true-termination.i [2018-10-27 01:05:32,701 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-10-27 01:05:32,709 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-10-27 01:05:32,726 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-10-27 01:05:32,757 INFO L135 ementStrategyFactory]: Using default assertion order modulation [2018-10-27 01:05:32,757 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-10-27 01:05:32,758 INFO L383 AbstractCegarLoop]: Hoare is true [2018-10-27 01:05:32,758 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-10-27 01:05:32,758 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-10-27 01:05:32,758 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-10-27 01:05:32,759 INFO L387 AbstractCegarLoop]: Difference is false [2018-10-27 01:05:32,759 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-10-27 01:05:32,759 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-10-27 01:05:32,777 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states. [2018-10-27 01:05:32,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-27 01:05:32,784 INFO L367 BasicCegarLoop]: Found error trace [2018-10-27 01:05:32,785 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-27 01:05:32,788 INFO L424 AbstractCegarLoop]: === Iteration 1 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-27 01:05:32,794 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 01:05:32,794 INFO L82 PathProgramCache]: Analyzing trace with hash 296275345, now seen corresponding path program 1 times [2018-10-27 01:05:32,798 INFO L225 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-10-27 01:05:32,798 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_f5378334-f646-4f89-879d-7090ccb28bd2/bin-2019/utaipan/cvc4nyu Starting monitored process 2 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk [2018-10-27 01:05:32,815 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-27 01:05:32,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:05:32,893 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-27 01:05:32,911 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 01:05:32,911 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-10-27 01:05:32,914 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-27 01:05:32,914 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-10-27 01:05:32,918 INFO L460 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-10-27 01:05:32,931 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-10-27 01:05:32,932 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-10-27 01:05:32,935 INFO L87 Difference]: Start difference. First operand 23 states. Second operand 2 states. [2018-10-27 01:05:32,958 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-27 01:05:32,958 INFO L93 Difference]: Finished difference Result 36 states and 40 transitions. [2018-10-27 01:05:32,958 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-10-27 01:05:32,960 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 12 [2018-10-27 01:05:32,960 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-27 01:05:32,970 INFO L225 Difference]: With dead ends: 36 [2018-10-27 01:05:32,970 INFO L226 Difference]: Without dead ends: 16 [2018-10-27 01:05:32,974 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-10-27 01:05:32,994 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16 states. [2018-10-27 01:05:33,010 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16 to 16. [2018-10-27 01:05:33,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 16 states. [2018-10-27 01:05:33,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 17 transitions. [2018-10-27 01:05:33,013 INFO L78 Accepts]: Start accepts. Automaton has 16 states and 17 transitions. Word has length 12 [2018-10-27 01:05:33,013 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-27 01:05:33,014 INFO L481 AbstractCegarLoop]: Abstraction has 16 states and 17 transitions. [2018-10-27 01:05:33,014 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-10-27 01:05:33,015 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 17 transitions. [2018-10-27 01:05:33,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-10-27 01:05:33,015 INFO L367 BasicCegarLoop]: Found error trace [2018-10-27 01:05:33,016 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-27 01:05:33,017 INFO L424 AbstractCegarLoop]: === Iteration 2 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-27 01:05:33,017 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 01:05:33,017 INFO L82 PathProgramCache]: Analyzing trace with hash 665169549, now seen corresponding path program 1 times [2018-10-27 01:05:33,018 INFO L225 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-10-27 01:05:33,018 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_f5378334-f646-4f89-879d-7090ccb28bd2/bin-2019/utaipan/cvc4nyu Starting monitored process 3 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk [2018-10-27 01:05:33,035 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-27 01:05:33,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:05:33,071 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-27 01:05:33,103 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 01:05:33,104 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [MP cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk (3)] Exception during sending of exit command (exit): Broken pipe [2018-10-27 01:05:33,106 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-27 01:05:33,106 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-10-27 01:05:33,108 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-10-27 01:05:33,108 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-10-27 01:05:33,108 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-27 01:05:33,109 INFO L87 Difference]: Start difference. First operand 16 states and 17 transitions. Second operand 3 states. [2018-10-27 01:05:33,171 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-27 01:05:33,171 INFO L93 Difference]: Finished difference Result 26 states and 28 transitions. [2018-10-27 01:05:33,172 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-10-27 01:05:33,173 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 13 [2018-10-27 01:05:33,173 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-27 01:05:33,173 INFO L225 Difference]: With dead ends: 26 [2018-10-27 01:05:33,173 INFO L226 Difference]: Without dead ends: 20 [2018-10-27 01:05:33,174 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-27 01:05:33,175 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20 states. [2018-10-27 01:05:33,178 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20 to 18. [2018-10-27 01:05:33,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 18 states. [2018-10-27 01:05:33,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 19 transitions. [2018-10-27 01:05:33,180 INFO L78 Accepts]: Start accepts. Automaton has 18 states and 19 transitions. Word has length 13 [2018-10-27 01:05:33,180 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-27 01:05:33,180 INFO L481 AbstractCegarLoop]: Abstraction has 18 states and 19 transitions. [2018-10-27 01:05:33,180 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-10-27 01:05:33,180 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 19 transitions. [2018-10-27 01:05:33,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-10-27 01:05:33,181 INFO L367 BasicCegarLoop]: Found error trace [2018-10-27 01:05:33,181 INFO L375 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-27 01:05:33,181 INFO L424 AbstractCegarLoop]: === Iteration 3 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-27 01:05:33,181 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 01:05:33,181 INFO L82 PathProgramCache]: Analyzing trace with hash 361632356, now seen corresponding path program 1 times [2018-10-27 01:05:33,182 INFO L225 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-10-27 01:05:33,182 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_f5378334-f646-4f89-879d-7090ccb28bd2/bin-2019/utaipan/cvc4nyu Starting monitored process 4 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk [2018-10-27 01:05:33,199 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-27 01:05:33,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-27 01:05:33,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-27 01:05:33,377 INFO L442 BasicCegarLoop]: Counterexample might be feasible [2018-10-27 01:05:33,407 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-27 01:05:33,408 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-27 01:05:33,408 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-27 01:05:33,408 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-27 01:05:33,409 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-27 01:05:33,409 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-27 01:05:33,410 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-27 01:05:33,410 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-27 01:05:33,413 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-27 01:05:33,413 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-27 01:05:33,414 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-27 01:05:33,414 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-27 01:05:33,415 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-27 01:05:33,415 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-27 01:05:33,416 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-27 01:05:33,416 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-27 01:05:33,440 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 27.10 01:05:33 BoogieIcfgContainer [2018-10-27 01:05:33,446 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-10-27 01:05:33,447 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-10-27 01:05:33,447 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-10-27 01:05:33,447 INFO L276 PluginConnector]: Witness Printer initialized [2018-10-27 01:05:33,448 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 01:05:32" (3/4) ... [2018-10-27 01:05:33,451 INFO L138 WitnessPrinter]: Generating witness for reachability counterexample [2018-10-27 01:05:33,453 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-27 01:05:33,453 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-27 01:05:33,454 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-27 01:05:33,454 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-27 01:05:33,462 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-27 01:05:33,462 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-27 01:05:33,463 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-27 01:05:33,467 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-27 01:05:33,468 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-27 01:05:33,471 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-27 01:05:33,475 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-27 01:05:33,475 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-27 01:05:33,476 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-27 01:05:33,476 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-27 01:05:33,479 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-27 01:05:33,479 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-27 01:05:33,526 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_f5378334-f646-4f89-879d-7090ccb28bd2/bin-2019/utaipan/witness.graphml [2018-10-27 01:05:33,526 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-10-27 01:05:33,527 INFO L168 Benchmark]: Toolchain (without parser) took 1783.33 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 188.7 MB). Free memory was 949.2 MB in the beginning and 1.1 GB in the end (delta: -162.4 MB). Peak memory consumption was 26.4 MB. Max. memory is 11.5 GB. [2018-10-27 01:05:33,530 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 01:05:33,530 INFO L168 Benchmark]: CACSL2BoogieTranslator took 281.22 ms. Allocated memory is still 1.0 GB. Free memory was 949.2 MB in the beginning and 938.5 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-10-27 01:05:33,531 INFO L168 Benchmark]: Boogie Procedure Inliner took 39.88 ms. Allocated memory is still 1.0 GB. Free memory was 938.5 MB in the beginning and 933.1 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-10-27 01:05:33,532 INFO L168 Benchmark]: Boogie Preprocessor took 25.61 ms. Allocated memory is still 1.0 GB. Free memory is still 933.1 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 01:05:33,532 INFO L168 Benchmark]: RCFGBuilder took 586.44 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 188.7 MB). Free memory was 933.1 MB in the beginning and 1.2 GB in the end (delta: -231.2 MB). Peak memory consumption was 21.9 MB. Max. memory is 11.5 GB. [2018-10-27 01:05:33,533 INFO L168 Benchmark]: TraceAbstraction took 765.60 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 52.7 MB). Peak memory consumption was 52.7 MB. Max. memory is 11.5 GB. [2018-10-27 01:05:33,533 INFO L168 Benchmark]: Witness Printer took 79.71 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 01:05:33,537 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 281.22 ms. Allocated memory is still 1.0 GB. Free memory was 949.2 MB in the beginning and 938.5 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 39.88 ms. Allocated memory is still 1.0 GB. Free memory was 938.5 MB in the beginning and 933.1 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 25.61 ms. Allocated memory is still 1.0 GB. Free memory is still 933.1 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 586.44 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 188.7 MB). Free memory was 933.1 MB in the beginning and 1.2 GB in the end (delta: -231.2 MB). Peak memory consumption was 21.9 MB. Max. memory is 11.5 GB. * TraceAbstraction took 765.60 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 52.7 MB). Peak memory consumption was 52.7 MB. Max. memory is 11.5 GB. * Witness Printer took 79.71 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. 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 * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 5]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L13] unsigned int SIZE=1; [L14] unsigned int j,k; [L15] CALL int array[SIZE], menor; [L15] RET int array[SIZE], menor; [L17] menor = __VERIFIER_nondet_int() [L19] j=0 [L19] COND TRUE jmenor) VAL [\old(cond)=0] [L4] COND TRUE !(cond) VAL [\old(cond)=0, cond=0] [L5] __VERIFIER_error() VAL [\old(cond)=0, cond=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 23 locations, 1 error locations. UNSAFE Result, 0.6s OverallTime, 3 OverallIterations, 2 TraceHistogramMax, 0.1s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 38 SDtfs, 3 SDslu, 12 SDs, 0 SdLazy, 7 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 23 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=23occurred in iteration=0, 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, 2 MinimizatonAttempts, 2 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 42 NumberOfCodeBlocks, 42 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 23 ConstructedInterpolants, 0 QuantifiedInterpolants, 457 SizeOfPredicates, 2 NumberOfNonLiveVariables, 93 ConjunctsInSsa, 4 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 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...