./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/floats-esbmc-regression/nan_true-unreach-call.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_9b2aef5b-bb88-41fa-b7cb-5ced0f45a6ae/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_9b2aef5b-bb88-41fa-b7cb-5ced0f45a6ae/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_9b2aef5b-bb88-41fa-b7cb-5ced0f45a6ae/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_9b2aef5b-bb88-41fa-b7cb-5ced0f45a6ae/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/floats-esbmc-regression/nan_true-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_9b2aef5b-bb88-41fa-b7cb-5ced0f45a6ae/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_9b2aef5b-bb88-41fa-b7cb-5ced0f45a6ae/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 567b7fa1f847760293934d0162ff45c1e81b7a4f ...................................................................................................................................................................... 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_9b2aef5b-bb88-41fa-b7cb-5ced0f45a6ae/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_9b2aef5b-bb88-41fa-b7cb-5ced0f45a6ae/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_9b2aef5b-bb88-41fa-b7cb-5ced0f45a6ae/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_9b2aef5b-bb88-41fa-b7cb-5ced0f45a6ae/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/floats-esbmc-regression/nan_true-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_9b2aef5b-bb88-41fa-b7cb-5ced0f45a6ae/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_9b2aef5b-bb88-41fa-b7cb-5ced0f45a6ae/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 567b7fa1f847760293934d0162ff45c1e81b7a4f ................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-08 22:33:20,666 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-08 22:33:20,667 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-08 22:33:20,673 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-08 22:33:20,673 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-08 22:33:20,673 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-08 22:33:20,674 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-08 22:33:20,675 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-08 22:33:20,676 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-08 22:33:20,676 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-08 22:33:20,676 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-08 22:33:20,676 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-08 22:33:20,677 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-08 22:33:20,677 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-08 22:33:20,678 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-08 22:33:20,678 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-08 22:33:20,679 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-08 22:33:20,679 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-08 22:33:20,680 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-08 22:33:20,681 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-08 22:33:20,682 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-08 22:33:20,682 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-08 22:33:20,683 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-08 22:33:20,683 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-08 22:33:20,683 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-08 22:33:20,684 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-08 22:33:20,684 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-08 22:33:20,685 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-08 22:33:20,685 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-08 22:33:20,686 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-08 22:33:20,686 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-08 22:33:20,686 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-08 22:33:20,686 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-08 22:33:20,686 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-08 22:33:20,687 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-08 22:33:20,687 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-08 22:33:20,687 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_9b2aef5b-bb88-41fa-b7cb-5ced0f45a6ae/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-12-08 22:33:20,694 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-08 22:33:20,694 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-08 22:33:20,695 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-08 22:33:20,695 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-08 22:33:20,695 INFO L133 SettingsManager]: * User list type=DISABLED [2018-12-08 22:33:20,695 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-12-08 22:33:20,695 INFO L133 SettingsManager]: * Explicit value domain=true [2018-12-08 22:33:20,695 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-12-08 22:33:20,695 INFO L133 SettingsManager]: * Octagon Domain=false [2018-12-08 22:33:20,695 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-12-08 22:33:20,696 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-12-08 22:33:20,696 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-12-08 22:33:20,696 INFO L133 SettingsManager]: * Interval Domain=false [2018-12-08 22:33:20,696 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-08 22:33:20,696 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-08 22:33:20,696 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-08 22:33:20,696 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-08 22:33:20,696 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-08 22:33:20,697 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-08 22:33:20,697 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-08 22:33:20,697 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-08 22:33:20,697 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-08 22:33:20,697 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-08 22:33:20,697 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-08 22:33:20,697 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-08 22:33:20,697 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-08 22:33:20,697 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-08 22:33:20,697 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-08 22:33:20,697 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-08 22:33:20,698 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-08 22:33:20,698 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-08 22:33:20,698 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-08 22:33:20,698 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-12-08 22:33:20,698 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-08 22:33:20,698 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-08 22:33:20,698 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-12-08 22:33:20,698 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_9b2aef5b-bb88-41fa-b7cb-5ced0f45a6ae/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 -> 567b7fa1f847760293934d0162ff45c1e81b7a4f [2018-12-08 22:33:20,715 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-08 22:33:20,721 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-08 22:33:20,723 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-08 22:33:20,724 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-08 22:33:20,724 INFO L276 PluginConnector]: CDTParser initialized [2018-12-08 22:33:20,725 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_9b2aef5b-bb88-41fa-b7cb-5ced0f45a6ae/bin-2019/utaipan/../../sv-benchmarks/c/floats-esbmc-regression/nan_true-unreach-call.i [2018-12-08 22:33:20,758 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_9b2aef5b-bb88-41fa-b7cb-5ced0f45a6ae/bin-2019/utaipan/data/b8df0ba23/9c0392d33159438796ce913b80dec2bf/FLAG013fb32b7 [2018-12-08 22:33:21,202 INFO L307 CDTParser]: Found 1 translation units. [2018-12-08 22:33:21,202 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_9b2aef5b-bb88-41fa-b7cb-5ced0f45a6ae/sv-benchmarks/c/floats-esbmc-regression/nan_true-unreach-call.i [2018-12-08 22:33:21,208 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_9b2aef5b-bb88-41fa-b7cb-5ced0f45a6ae/bin-2019/utaipan/data/b8df0ba23/9c0392d33159438796ce913b80dec2bf/FLAG013fb32b7 [2018-12-08 22:33:21,217 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_9b2aef5b-bb88-41fa-b7cb-5ced0f45a6ae/bin-2019/utaipan/data/b8df0ba23/9c0392d33159438796ce913b80dec2bf [2018-12-08 22:33:21,219 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-08 22:33:21,219 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-08 22:33:21,220 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-08 22:33:21,220 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-08 22:33:21,222 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-08 22:33:21,222 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 10:33:21" (1/1) ... [2018-12-08 22:33:21,224 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1b7c88b9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 10:33:21, skipping insertion in model container [2018-12-08 22:33:21,224 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 10:33:21" (1/1) ... [2018-12-08 22:33:21,228 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-08 22:33:21,247 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-08 22:33:21,508 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.UnsupportedOperationException: createNanOrInfinity is unsupported in non-bitprecise translation at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.createNanOrInfinity(IntegerTranslation.java:834) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.StandardFunctionHandler.handleNaNOrInfinity(StandardFunctionHandler.java:1660) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.StandardFunctionHandler.lambda$32(StandardFunctionHandler.java:312) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.StandardFunctionHandler.translateStandardFunction(StandardFunctionHandler.java:208) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1320) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:267) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1259) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:249) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.translateInitializer(CHandler.java:2867) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.handleIASTDeclarator(CHandler.java:2726) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1998) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:143) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1014) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:211) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:963) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:232) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:371) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1342) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:155) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.processTUchild(CHandler.java:3446) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2241) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:539) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:134) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:190) 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) [2018-12-08 22:33:21,510 INFO L168 Benchmark]: Toolchain (without parser) took 291.08 ms. Allocated memory is still 1.0 GB. Free memory was 953.5 MB in the beginning and 937.4 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-12-08 22:33:21,511 INFO L168 Benchmark]: CDTParser took 0.11 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. [2018-12-08 22:33:21,512 INFO L168 Benchmark]: CACSL2BoogieTranslator took 289.59 ms. Allocated memory is still 1.0 GB. Free memory was 953.5 MB in the beginning and 937.4 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-12-08 22:33:21,513 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 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 289.59 ms. Allocated memory is still 1.0 GB. Free memory was 953.5 MB in the beginning and 937.4 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: UnsupportedOperationException: createNanOrInfinity is unsupported in non-bitprecise translation de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: UnsupportedOperationException: createNanOrInfinity is unsupported in non-bitprecise translation: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.createNanOrInfinity(IntegerTranslation.java:834) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-635dfa2 [2018-12-08 22:33:22,610 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-08 22:33:22,610 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-08 22:33:22,617 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-08 22:33:22,617 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-08 22:33:22,618 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-08 22:33:22,619 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-08 22:33:22,620 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-08 22:33:22,621 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-08 22:33:22,621 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-08 22:33:22,622 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-08 22:33:22,622 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-08 22:33:22,623 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-08 22:33:22,623 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-08 22:33:22,624 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-08 22:33:22,624 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-08 22:33:22,624 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-08 22:33:22,626 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-08 22:33:22,627 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-08 22:33:22,627 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-08 22:33:22,628 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-08 22:33:22,628 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-08 22:33:22,630 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-08 22:33:22,630 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-08 22:33:22,630 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-08 22:33:22,631 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-08 22:33:22,631 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-08 22:33:22,631 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-08 22:33:22,632 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-08 22:33:22,632 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-08 22:33:22,633 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-08 22:33:22,633 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-08 22:33:22,633 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-08 22:33:22,633 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-08 22:33:22,633 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-08 22:33:22,634 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-08 22:33:22,634 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_9b2aef5b-bb88-41fa-b7cb-5ced0f45a6ae/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-12-08 22:33:22,643 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-08 22:33:22,643 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-08 22:33:22,644 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-08 22:33:22,644 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-08 22:33:22,644 INFO L133 SettingsManager]: * User list type=DISABLED [2018-12-08 22:33:22,644 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-12-08 22:33:22,645 INFO L133 SettingsManager]: * Explicit value domain=true [2018-12-08 22:33:22,645 INFO L133 SettingsManager]: * Octagon Domain=false [2018-12-08 22:33:22,645 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-12-08 22:33:22,645 INFO L133 SettingsManager]: * Interval Domain=false [2018-12-08 22:33:22,645 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-08 22:33:22,646 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-08 22:33:22,646 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-08 22:33:22,646 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-08 22:33:22,646 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-08 22:33:22,646 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-08 22:33:22,646 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-08 22:33:22,646 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-12-08 22:33:22,646 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-12-08 22:33:22,647 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-08 22:33:22,647 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-08 22:33:22,647 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-08 22:33:22,647 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-08 22:33:22,647 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-08 22:33:22,647 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-08 22:33:22,647 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-08 22:33:22,648 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-08 22:33:22,648 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-08 22:33:22,648 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-08 22:33:22,648 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-08 22:33:22,648 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-08 22:33:22,648 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-12-08 22:33:22,648 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-08 22:33:22,648 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2018-12-08 22:33:22,649 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-12-08 22:33:22,649 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_9b2aef5b-bb88-41fa-b7cb-5ced0f45a6ae/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 -> 567b7fa1f847760293934d0162ff45c1e81b7a4f [2018-12-08 22:33:22,673 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-08 22:33:22,680 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-08 22:33:22,682 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-08 22:33:22,683 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-08 22:33:22,683 INFO L276 PluginConnector]: CDTParser initialized [2018-12-08 22:33:22,683 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_9b2aef5b-bb88-41fa-b7cb-5ced0f45a6ae/bin-2019/utaipan/../../sv-benchmarks/c/floats-esbmc-regression/nan_true-unreach-call.i [2018-12-08 22:33:22,718 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_9b2aef5b-bb88-41fa-b7cb-5ced0f45a6ae/bin-2019/utaipan/data/b417ecdae/af41e1cbc47c429287e518b632be0137/FLAGeaebdd087 [2018-12-08 22:33:23,165 INFO L307 CDTParser]: Found 1 translation units. [2018-12-08 22:33:23,165 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_9b2aef5b-bb88-41fa-b7cb-5ced0f45a6ae/sv-benchmarks/c/floats-esbmc-regression/nan_true-unreach-call.i [2018-12-08 22:33:23,172 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_9b2aef5b-bb88-41fa-b7cb-5ced0f45a6ae/bin-2019/utaipan/data/b417ecdae/af41e1cbc47c429287e518b632be0137/FLAGeaebdd087 [2018-12-08 22:33:23,180 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_9b2aef5b-bb88-41fa-b7cb-5ced0f45a6ae/bin-2019/utaipan/data/b417ecdae/af41e1cbc47c429287e518b632be0137 [2018-12-08 22:33:23,182 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-08 22:33:23,183 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-08 22:33:23,183 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-08 22:33:23,183 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-08 22:33:23,185 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-08 22:33:23,186 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 10:33:23" (1/1) ... [2018-12-08 22:33:23,187 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@48d73ee4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 10:33:23, skipping insertion in model container [2018-12-08 22:33:23,187 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 10:33:23" (1/1) ... [2018-12-08 22:33:23,191 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-08 22:33:23,212 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-08 22:33:23,481 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 22:33:23,484 INFO L191 MainTranslator]: Completed pre-run [2018-12-08 22:33:23,503 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 22:33:23,646 INFO L195 MainTranslator]: Completed translation [2018-12-08 22:33:23,646 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 10:33:23 WrapperNode [2018-12-08 22:33:23,646 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-08 22:33:23,647 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-08 22:33:23,647 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-08 22:33:23,647 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-08 22:33:23,652 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 10:33:23" (1/1) ... [2018-12-08 22:33:23,695 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 10:33:23" (1/1) ... [2018-12-08 22:33:23,700 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-08 22:33:23,701 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-08 22:33:23,701 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-08 22:33:23,701 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-08 22:33:23,706 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 10:33:23" (1/1) ... [2018-12-08 22:33:23,706 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 10:33:23" (1/1) ... [2018-12-08 22:33:23,707 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 10:33:23" (1/1) ... [2018-12-08 22:33:23,707 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 10:33:23" (1/1) ... [2018-12-08 22:33:23,710 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 10:33:23" (1/1) ... [2018-12-08 22:33:23,711 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 10:33:23" (1/1) ... [2018-12-08 22:33:23,712 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 10:33:23" (1/1) ... [2018-12-08 22:33:23,713 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-08 22:33:23,713 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-08 22:33:23,713 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-08 22:33:23,713 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-08 22:33:23,714 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 10:33:23" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_9b2aef5b-bb88-41fa-b7cb-5ced0f45a6ae/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 [2018-12-08 22:33:23,744 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-12-08 22:33:23,744 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-12-08 22:33:23,744 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-12-08 22:33:23,744 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-12-08 22:33:23,744 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-08 22:33:23,744 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-08 22:33:23,744 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-12-08 22:33:23,744 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-12-08 22:33:23,814 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-08 22:33:23,814 INFO L280 CfgBuilder]: Removed 0 assue(true) statements. [2018-12-08 22:33:23,815 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 10:33:23 BoogieIcfgContainer [2018-12-08 22:33:23,815 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-08 22:33:23,815 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-08 22:33:23,815 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-08 22:33:23,817 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-08 22:33:23,817 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.12 10:33:23" (1/3) ... [2018-12-08 22:33:23,817 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@50a38ce4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.12 10:33:23, skipping insertion in model container [2018-12-08 22:33:23,818 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 10:33:23" (2/3) ... [2018-12-08 22:33:23,818 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@50a38ce4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.12 10:33:23, skipping insertion in model container [2018-12-08 22:33:23,818 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 10:33:23" (3/3) ... [2018-12-08 22:33:23,819 INFO L112 eAbstractionObserver]: Analyzing ICFG nan_true-unreach-call.i [2018-12-08 22:33:23,825 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-08 22:33:23,829 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-12-08 22:33:23,838 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-12-08 22:33:23,854 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-12-08 22:33:23,854 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-08 22:33:23,854 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-08 22:33:23,854 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-08 22:33:23,855 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-08 22:33:23,855 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-08 22:33:23,855 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-08 22:33:23,855 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-08 22:33:23,855 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-08 22:33:23,864 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states. [2018-12-08 22:33:23,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-12-08 22:33:23,867 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 22:33:23,867 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-08 22:33:23,868 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 22:33:23,871 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 22:33:23,872 INFO L82 PathProgramCache]: Analyzing trace with hash 106103145, now seen corresponding path program 1 times [2018-12-08 22:33:23,874 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-12-08 22:33:23,874 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_9b2aef5b-bb88-41fa-b7cb-5ced0f45a6ae/bin-2019/utaipan/mathsat Starting monitored process 2 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with mathsat -unsat_core_generation=3 [2018-12-08 22:33:23,880 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 22:33:23,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 22:33:23,905 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 22:33:23,962 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 22:33:23,962 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-12-08 22:33:23,970 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-08 22:33:23,970 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-12-08 22:33:23,973 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-12-08 22:33:23,980 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-12-08 22:33:23,981 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-12-08 22:33:23,983 INFO L87 Difference]: Start difference. First operand 18 states. Second operand 5 states. [2018-12-08 22:33:24,029 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 22:33:24,029 INFO L93 Difference]: Finished difference Result 34 states and 37 transitions. [2018-12-08 22:33:24,029 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-12-08 22:33:24,030 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 9 [2018-12-08 22:33:24,030 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 22:33:24,035 INFO L225 Difference]: With dead ends: 34 [2018-12-08 22:33:24,035 INFO L226 Difference]: Without dead ends: 16 [2018-12-08 22:33:24,036 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-12-08 22:33:24,046 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16 states. [2018-12-08 22:33:24,054 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16 to 16. [2018-12-08 22:33:24,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 16 states. [2018-12-08 22:33:24,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 15 transitions. [2018-12-08 22:33:24,056 INFO L78 Accepts]: Start accepts. Automaton has 16 states and 15 transitions. Word has length 9 [2018-12-08 22:33:24,057 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 22:33:24,057 INFO L480 AbstractCegarLoop]: Abstraction has 16 states and 15 transitions. [2018-12-08 22:33:24,057 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-12-08 22:33:24,057 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 15 transitions. [2018-12-08 22:33:24,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-12-08 22:33:24,057 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 22:33:24,057 INFO L402 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-08 22:33:24,057 INFO L423 AbstractCegarLoop]: === Iteration 2 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 22:33:24,058 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 22:33:24,058 INFO L82 PathProgramCache]: Analyzing trace with hash -1884602169, now seen corresponding path program 1 times [2018-12-08 22:33:24,058 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-12-08 22:33:24,058 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_9b2aef5b-bb88-41fa-b7cb-5ced0f45a6ae/bin-2019/utaipan/mathsat Starting monitored process 3 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with mathsat -unsat_core_generation=3 [2018-12-08 22:33:24,066 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 22:33:24,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 22:33:24,076 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 22:33:24,099 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 22:33:24,099 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-12-08 22:33:24,108 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-08 22:33:24,108 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-12-08 22:33:24,109 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-12-08 22:33:24,109 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-12-08 22:33:24,109 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-12-08 22:33:24,109 INFO L87 Difference]: Start difference. First operand 16 states and 15 transitions. Second operand 5 states. [2018-12-08 22:33:24,126 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 22:33:24,126 INFO L93 Difference]: Finished difference Result 16 states and 15 transitions. [2018-12-08 22:33:24,126 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-12-08 22:33:24,126 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 15 [2018-12-08 22:33:24,126 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 22:33:24,127 INFO L225 Difference]: With dead ends: 16 [2018-12-08 22:33:24,127 INFO L226 Difference]: Without dead ends: 0 [2018-12-08 22:33:24,128 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-12-08 22:33:24,128 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-12-08 22:33:24,128 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-12-08 22:33:24,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-12-08 22:33:24,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-12-08 22:33:24,128 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 15 [2018-12-08 22:33:24,128 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 22:33:24,128 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-12-08 22:33:24,129 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-12-08 22:33:24,129 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-12-08 22:33:24,129 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-08 22:33:24,132 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-12-08 22:33:24,176 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.initFINAL(line -1) the Hoare annotation is: true [2018-12-08 22:33:24,176 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-12-08 22:33:24,176 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-12-08 22:33:24,176 INFO L451 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: true [2018-12-08 22:33:24,177 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-12-08 22:33:24,177 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-12-08 22:33:24,177 INFO L444 ceAbstractionStarter]: At program point L1007(line 1007) the Hoare annotation is: (= main_~f1~0 ((_ to_fp 8 24) roundNearestTiesToEven (_ NaN 11 53))) [2018-12-08 22:33:24,177 INFO L448 ceAbstractionStarter]: For program point L1007-1(line 1007) no Hoare annotation was computed. [2018-12-08 22:33:24,177 INFO L451 ceAbstractionStarter]: At program point mainENTRY(lines 1004 1011) the Hoare annotation is: true [2018-12-08 22:33:24,177 INFO L448 ceAbstractionStarter]: For program point mainFINAL(lines 1004 1011) no Hoare annotation was computed. [2018-12-08 22:33:24,177 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 1004 1011) no Hoare annotation was computed. [2018-12-08 22:33:24,177 INFO L444 ceAbstractionStarter]: At program point L1010(line 1010) the Hoare annotation is: (let ((.cse0 ((_ to_fp 8 24) roundNearestTiesToEven (_ NaN 11 53)))) (and (= main_~f1~0 .cse0) (= main_~f2~0 .cse0))) [2018-12-08 22:33:24,177 INFO L451 ceAbstractionStarter]: At program point __VERIFIER_assertENTRY(line 1000) the Hoare annotation is: true [2018-12-08 22:33:24,177 INFO L448 ceAbstractionStarter]: For program point __VERIFIER_assertEXIT(line 1000) no Hoare annotation was computed. [2018-12-08 22:33:24,177 INFO L448 ceAbstractionStarter]: For program point L1000(line 1000) no Hoare annotation was computed. [2018-12-08 22:33:24,177 INFO L448 ceAbstractionStarter]: For program point L1000-1(line 1000) no Hoare annotation was computed. [2018-12-08 22:33:24,177 INFO L448 ceAbstractionStarter]: For program point L1000-3(line 1000) no Hoare annotation was computed. [2018-12-08 22:33:24,178 INFO L448 ceAbstractionStarter]: For program point __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION(line 1000) no Hoare annotation was computed. [2018-12-08 22:33:24,179 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.12 10:33:24 BoogieIcfgContainer [2018-12-08 22:33:24,179 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-12-08 22:33:24,179 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-08 22:33:24,179 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-08 22:33:24,179 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-08 22:33:24,180 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 10:33:23" (3/4) ... [2018-12-08 22:33:24,182 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-08 22:33:24,185 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-12-08 22:33:24,186 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-12-08 22:33:24,186 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2018-12-08 22:33:24,188 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2018-12-08 22:33:24,188 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-12-08 22:33:24,188 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-12-08 22:33:24,208 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_9b2aef5b-bb88-41fa-b7cb-5ced0f45a6ae/bin-2019/utaipan/witness.graphml [2018-12-08 22:33:24,208 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-08 22:33:24,209 INFO L168 Benchmark]: Toolchain (without parser) took 1026.53 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 135.8 MB). Free memory was 939.3 MB in the beginning and 1.1 GB in the end (delta: -123.5 MB). Peak memory consumption was 12.3 MB. Max. memory is 11.5 GB. [2018-12-08 22:33:24,210 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 972.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-08 22:33:24,210 INFO L168 Benchmark]: CACSL2BoogieTranslator took 463.15 ms. Allocated memory is still 1.0 GB. Free memory was 939.3 MB in the beginning and 819.9 MB in the end (delta: 119.5 MB). Peak memory consumption was 119.5 MB. Max. memory is 11.5 GB. [2018-12-08 22:33:24,210 INFO L168 Benchmark]: Boogie Procedure Inliner took 53.95 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 135.8 MB). Free memory was 819.9 MB in the beginning and 1.1 GB in the end (delta: -311.1 MB). Peak memory consumption was 16.0 MB. Max. memory is 11.5 GB. [2018-12-08 22:33:24,210 INFO L168 Benchmark]: Boogie Preprocessor took 12.15 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. [2018-12-08 22:33:24,211 INFO L168 Benchmark]: RCFGBuilder took 101.88 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: 19.0 MB). Peak memory consumption was 19.0 MB. Max. memory is 11.5 GB. [2018-12-08 22:33:24,211 INFO L168 Benchmark]: TraceAbstraction took 363.95 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: 43.6 MB). Peak memory consumption was 43.6 MB. Max. memory is 11.5 GB. [2018-12-08 22:33:24,211 INFO L168 Benchmark]: Witness Printer took 29.06 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: 5.6 MB). Peak memory consumption was 5.6 MB. Max. memory is 11.5 GB. [2018-12-08 22:33:24,213 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 972.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 463.15 ms. Allocated memory is still 1.0 GB. Free memory was 939.3 MB in the beginning and 819.9 MB in the end (delta: 119.5 MB). Peak memory consumption was 119.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 53.95 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 135.8 MB). Free memory was 819.9 MB in the beginning and 1.1 GB in the end (delta: -311.1 MB). Peak memory consumption was 16.0 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 12.15 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. * RCFGBuilder took 101.88 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: 19.0 MB). Peak memory consumption was 19.0 MB. Max. memory is 11.5 GB. * TraceAbstraction took 363.95 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: 43.6 MB). Peak memory consumption was 43.6 MB. Max. memory is 11.5 GB. * Witness Printer took 29.06 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: 5.6 MB). Peak memory consumption was 5.6 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 1000]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 18 locations, 1 error locations. SAFE Result, 0.3s OverallTime, 2 OverallIterations, 2 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 27 SDtfs, 8 SDslu, 69 SDs, 0 SdLazy, 18 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 24 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=18occurred 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, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 9 PreInvPairs, 10 NumberOfFragments, 21 HoareAnnotationTreeSize, 9 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 7 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 24 NumberOfCodeBlocks, 24 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 22 ConstructedInterpolants, 0 QuantifiedInterpolants, 524 SizeOfPredicates, 4 NumberOfNonLiveVariables, 42 ConjunctsInSsa, 8 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 2/2 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...