./Ultimate.py --spec /storage/repos/svcomp/c/properties/unreach-call.prp --file /storage/repos/svcomp/c/floats-cbmc-regression/float_lib2_true-unreach-call.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 91b1670e Calling Ultimate with: java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/svcomp/c/floats-cbmc-regression/float_lib2_true-unreach-call.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --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 Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 579faea91306b70f4f1704c1b6463ea271867143 ............................................................................................................................................................. Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/svcomp/c/floats-cbmc-regression/float_lib2_true-unreach-call.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --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 Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 579faea91306b70f4f1704c1b6463ea271867143 ............................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-91b1670 [2018-11-28 17:40:08,854 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-28 17:40:08,857 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-28 17:40:08,870 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-28 17:40:08,871 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-28 17:40:08,872 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-28 17:40:08,874 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-28 17:40:08,883 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-28 17:40:08,885 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-28 17:40:08,886 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-28 17:40:08,887 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-28 17:40:08,887 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-28 17:40:08,888 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-28 17:40:08,889 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-28 17:40:08,890 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-28 17:40:08,891 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-28 17:40:08,892 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-28 17:40:08,894 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-28 17:40:08,896 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-28 17:40:08,898 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-28 17:40:08,899 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-28 17:40:08,900 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-28 17:40:08,903 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-28 17:40:08,903 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-28 17:40:08,904 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-28 17:40:08,910 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-28 17:40:08,911 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-28 17:40:08,912 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-28 17:40:08,913 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-28 17:40:08,917 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-28 17:40:08,918 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-28 17:40:08,918 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-28 17:40:08,920 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-28 17:40:08,920 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-28 17:40:08,921 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-28 17:40:08,922 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-28 17:40:08,922 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-28 17:40:08,939 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-28 17:40:08,939 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-28 17:40:08,940 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-28 17:40:08,940 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-28 17:40:08,940 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-28 17:40:08,941 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-28 17:40:08,941 INFO L133 SettingsManager]: * Use SBE=true [2018-11-28 17:40:08,941 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-28 17:40:08,941 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-28 17:40:08,941 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-28 17:40:08,942 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-28 17:40:08,942 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-28 17:40:08,942 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-28 17:40:08,942 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-28 17:40:08,942 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-28 17:40:08,943 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-28 17:40:08,943 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-28 17:40:08,943 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-28 17:40:08,943 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-28 17:40:08,943 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-28 17:40:08,944 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-28 17:40:08,944 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-28 17:40:08,944 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-28 17:40:08,944 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-28 17:40:08,944 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-28 17:40:08,945 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-28 17:40:08,945 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-28 17:40:08,945 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-28 17:40:08,945 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-28 17:40:08,945 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-28 17:40:08,945 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 -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux 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 -> Automizer 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 -> 579faea91306b70f4f1704c1b6463ea271867143 [2018-11-28 17:40:08,983 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-28 17:40:09,002 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-28 17:40:09,009 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-28 17:40:09,010 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-28 17:40:09,011 INFO L276 PluginConnector]: CDTParser initialized [2018-11-28 17:40:09,012 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/floats-cbmc-regression/float_lib2_true-unreach-call.i [2018-11-28 17:40:09,087 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3438be927/ab14f0d456744afd96787705f0076908/FLAG683761f3f [2018-11-28 17:40:09,648 INFO L307 CDTParser]: Found 1 translation units. [2018-11-28 17:40:09,649 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/floats-cbmc-regression/float_lib2_true-unreach-call.i [2018-11-28 17:40:09,666 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3438be927/ab14f0d456744afd96787705f0076908/FLAG683761f3f [2018-11-28 17:40:09,874 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3438be927/ab14f0d456744afd96787705f0076908 [2018-11-28 17:40:09,877 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-28 17:40:09,879 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-28 17:40:09,880 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-28 17:40:09,880 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-28 17:40:09,884 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-28 17:40:09,885 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 05:40:09" (1/1) ... [2018-11-28 17:40:09,888 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4e541561 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:40:09, skipping insertion in model container [2018-11-28 17:40:09,888 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 05:40:09" (1/1) ... [2018-11-28 17:40:09,896 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-28 17:40:09,941 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-28 17:40:10,634 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: fpclassify at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.constructOtherUnaryFloatOperation(IntegerTranslation.java:845) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.StandardFunctionHandler.handleUnaryFloatFunction(StandardFunctionHandler.java:1668) 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:998) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:276) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2291) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:303) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:665) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:282) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2291) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:303) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2291) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:303) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1482) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:229) 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-11-28 17:40:10,647 INFO L168 Benchmark]: Toolchain (without parser) took 768.70 ms. Allocated memory is still 1.0 GB. Free memory was 946.0 MB in the beginning and 929.9 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-11-28 17:40:10,650 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 972.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 17:40:10,652 INFO L168 Benchmark]: CACSL2BoogieTranslator took 765.77 ms. Allocated memory is still 1.0 GB. Free memory was 940.6 MB in the beginning and 929.9 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-11-28 17:40:10,656 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 972.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 765.77 ms. Allocated memory is still 1.0 GB. Free memory was 940.6 MB in the beginning and 929.9 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: fpclassify de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: fpclassify: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.constructOtherUnaryFloatOperation(IntegerTranslation.java:845) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-91b1670 [2018-11-28 17:40:12,776 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-28 17:40:12,778 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-28 17:40:12,792 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-28 17:40:12,792 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-28 17:40:12,793 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-28 17:40:12,795 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-28 17:40:12,796 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-28 17:40:12,798 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-28 17:40:12,800 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-28 17:40:12,801 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-28 17:40:12,801 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-28 17:40:12,802 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-28 17:40:12,803 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-28 17:40:12,804 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-28 17:40:12,805 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-28 17:40:12,806 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-28 17:40:12,809 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-28 17:40:12,811 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-28 17:40:12,813 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-28 17:40:12,814 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-28 17:40:12,816 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-28 17:40:12,819 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-28 17:40:12,819 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-28 17:40:12,819 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-28 17:40:12,821 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-28 17:40:12,822 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-28 17:40:12,823 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-28 17:40:12,824 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-28 17:40:12,825 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-28 17:40:12,825 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-28 17:40:12,827 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-28 17:40:12,827 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-28 17:40:12,827 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-28 17:40:12,828 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-28 17:40:12,829 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-28 17:40:12,830 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2018-11-28 17:40:12,845 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-28 17:40:12,846 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-28 17:40:12,847 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-28 17:40:12,847 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-28 17:40:12,847 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-28 17:40:12,848 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-28 17:40:12,848 INFO L133 SettingsManager]: * Use SBE=true [2018-11-28 17:40:12,848 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-28 17:40:12,848 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-28 17:40:12,848 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-28 17:40:12,848 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-28 17:40:12,850 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-28 17:40:12,850 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-28 17:40:12,850 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-28 17:40:12,850 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-28 17:40:12,850 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-28 17:40:12,851 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-28 17:40:12,851 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-28 17:40:12,851 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-28 17:40:12,851 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-28 17:40:12,852 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-28 17:40:12,853 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-28 17:40:12,853 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-28 17:40:12,853 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-28 17:40:12,853 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-28 17:40:12,854 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-28 17:40:12,854 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-28 17:40:12,854 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-28 17:40:12,854 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2018-11-28 17:40:12,854 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-28 17:40:12,856 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2018-11-28 17:40:12,856 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-28 17:40:12,856 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 -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux 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 -> Automizer 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 -> 579faea91306b70f4f1704c1b6463ea271867143 [2018-11-28 17:40:12,913 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-28 17:40:12,930 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-28 17:40:12,935 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-28 17:40:12,936 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-28 17:40:12,937 INFO L276 PluginConnector]: CDTParser initialized [2018-11-28 17:40:12,937 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/floats-cbmc-regression/float_lib2_true-unreach-call.i [2018-11-28 17:40:13,006 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0075235eb/feee4c2f004d4db9834bfd6441cc55ee/FLAG2cc3975f3 [2018-11-28 17:40:13,696 INFO L307 CDTParser]: Found 1 translation units. [2018-11-28 17:40:13,696 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/floats-cbmc-regression/float_lib2_true-unreach-call.i [2018-11-28 17:40:13,710 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0075235eb/feee4c2f004d4db9834bfd6441cc55ee/FLAG2cc3975f3 [2018-11-28 17:40:13,866 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0075235eb/feee4c2f004d4db9834bfd6441cc55ee [2018-11-28 17:40:13,869 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-28 17:40:13,871 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-28 17:40:13,872 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-28 17:40:13,872 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-28 17:40:13,876 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-28 17:40:13,879 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 05:40:13" (1/1) ... [2018-11-28 17:40:13,884 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4a93dd7e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:40:13, skipping insertion in model container [2018-11-28 17:40:13,884 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 05:40:13" (1/1) ... [2018-11-28 17:40:13,892 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-28 17:40:13,946 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-28 17:40:14,619 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 17:40:14,627 INFO L191 MainTranslator]: Completed pre-run [2018-11-28 17:40:14,701 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 17:40:15,108 INFO L195 MainTranslator]: Completed translation [2018-11-28 17:40:15,109 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:40:15 WrapperNode [2018-11-28 17:40:15,109 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-28 17:40:15,110 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-28 17:40:15,111 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-28 17:40:15,111 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-28 17:40:15,197 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:40:15" (1/1) ... [2018-11-28 17:40:15,238 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:40:15" (1/1) ... [2018-11-28 17:40:15,263 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-28 17:40:15,264 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-28 17:40:15,264 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-28 17:40:15,265 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-28 17:40:15,276 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:40:15" (1/1) ... [2018-11-28 17:40:15,277 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:40:15" (1/1) ... [2018-11-28 17:40:15,279 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:40:15" (1/1) ... [2018-11-28 17:40:15,281 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:40:15" (1/1) ... [2018-11-28 17:40:15,300 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:40:15" (1/1) ... [2018-11-28 17:40:15,307 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:40:15" (1/1) ... [2018-11-28 17:40:15,309 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:40:15" (1/1) ... [2018-11-28 17:40:15,315 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-28 17:40:15,317 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-28 17:40:15,317 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-28 17:40:15,318 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-28 17:40:15,318 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:40:15" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-28 17:40:15,400 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-28 17:40:15,401 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-28 17:40:15,401 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-28 17:40:15,401 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-28 17:40:15,401 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-28 17:40:15,401 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-28 17:40:15,813 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-28 17:40:15,814 INFO L280 CfgBuilder]: Removed 0 assue(true) statements. [2018-11-28 17:40:15,814 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 05:40:15 BoogieIcfgContainer [2018-11-28 17:40:15,814 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-28 17:40:15,815 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-28 17:40:15,815 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-28 17:40:15,819 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-28 17:40:15,819 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 05:40:13" (1/3) ... [2018-11-28 17:40:15,820 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2f6838a8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 05:40:15, skipping insertion in model container [2018-11-28 17:40:15,821 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:40:15" (2/3) ... [2018-11-28 17:40:15,823 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2f6838a8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 05:40:15, skipping insertion in model container [2018-11-28 17:40:15,823 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 05:40:15" (3/3) ... [2018-11-28 17:40:15,826 INFO L112 eAbstractionObserver]: Analyzing ICFG float_lib2_true-unreach-call.i [2018-11-28 17:40:15,834 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-28 17:40:15,840 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 7 error locations. [2018-11-28 17:40:15,854 INFO L257 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2018-11-28 17:40:15,884 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-28 17:40:15,885 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-28 17:40:15,885 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-28 17:40:15,886 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-28 17:40:15,886 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-28 17:40:15,886 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-28 17:40:15,886 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-28 17:40:15,886 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-28 17:40:15,887 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-28 17:40:15,907 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states. [2018-11-28 17:40:15,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-11-28 17:40:15,913 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 17:40:15,914 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2018-11-28 17:40:15,917 INFO L423 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION, mainErr6ASSERT_VIOLATIONERROR_FUNCTION, mainErr2ASSERT_VIOLATIONERROR_FUNCTION, mainErr3ASSERT_VIOLATIONERROR_FUNCTION, mainErr5ASSERT_VIOLATIONERROR_FUNCTION, mainErr1ASSERT_VIOLATIONERROR_FUNCTION, mainErr4ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 17:40:15,923 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 17:40:15,924 INFO L82 PathProgramCache]: Analyzing trace with hash -1524497085, now seen corresponding path program 1 times [2018-11-28 17:40:15,928 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-11-28 17:40:15,929 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2018-11-28 17:40:15,939 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 17:40:15,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 17:40:15,980 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 17:40:16,065 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 17:40:16,065 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-28 17:40:16,078 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 17:40:16,079 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-28 17:40:16,083 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-28 17:40:16,098 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-28 17:40:16,099 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 17:40:16,102 INFO L87 Difference]: Start difference. First operand 32 states. Second operand 3 states. [2018-11-28 17:40:16,216 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 17:40:16,216 INFO L93 Difference]: Finished difference Result 46 states and 57 transitions. [2018-11-28 17:40:16,217 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-28 17:40:16,219 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 7 [2018-11-28 17:40:16,219 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 17:40:16,228 INFO L225 Difference]: With dead ends: 46 [2018-11-28 17:40:16,229 INFO L226 Difference]: Without dead ends: 15 [2018-11-28 17:40:16,233 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 4 SyntacticMatches, 1 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 17:40:16,252 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15 states. [2018-11-28 17:40:16,268 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15 to 15. [2018-11-28 17:40:16,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 15 states. [2018-11-28 17:40:16,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 14 transitions. [2018-11-28 17:40:16,272 INFO L78 Accepts]: Start accepts. Automaton has 15 states and 14 transitions. Word has length 7 [2018-11-28 17:40:16,273 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 17:40:16,273 INFO L480 AbstractCegarLoop]: Abstraction has 15 states and 14 transitions. [2018-11-28 17:40:16,273 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-28 17:40:16,273 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 14 transitions. [2018-11-28 17:40:16,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-11-28 17:40:16,274 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 17:40:16,274 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 17:40:16,274 INFO L423 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION, mainErr6ASSERT_VIOLATIONERROR_FUNCTION, mainErr2ASSERT_VIOLATIONERROR_FUNCTION, mainErr3ASSERT_VIOLATIONERROR_FUNCTION, mainErr5ASSERT_VIOLATIONERROR_FUNCTION, mainErr1ASSERT_VIOLATIONERROR_FUNCTION, mainErr4ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 17:40:16,276 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 17:40:16,276 INFO L82 PathProgramCache]: Analyzing trace with hash -526151652, now seen corresponding path program 1 times [2018-11-28 17:40:16,277 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-11-28 17:40:16,277 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2018-11-28 17:40:16,289 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 17:40:16,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 17:40:16,306 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 17:40:17,080 WARN L180 SmtUtils]: Spent 677.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 3 [2018-11-28 17:40:17,082 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 17:40:17,083 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-28 17:40:17,095 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 17:40:17,096 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-28 17:40:17,097 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-28 17:40:17,098 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-28 17:40:17,099 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-28 17:40:17,099 INFO L87 Difference]: Start difference. First operand 15 states and 14 transitions. Second operand 4 states. [2018-11-28 17:40:17,255 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 17:40:17,256 INFO L93 Difference]: Finished difference Result 15 states and 14 transitions. [2018-11-28 17:40:17,256 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-28 17:40:17,256 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 14 [2018-11-28 17:40:17,256 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 17:40:17,257 INFO L225 Difference]: With dead ends: 15 [2018-11-28 17:40:17,257 INFO L226 Difference]: Without dead ends: 0 [2018-11-28 17:40:17,258 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-11-28 17:40:17,259 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-28 17:40:17,259 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-28 17:40:17,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-28 17:40:17,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-28 17:40:17,259 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 14 [2018-11-28 17:40:17,260 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 17:40:17,260 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-28 17:40:17,260 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-28 17:40:17,260 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-28 17:40:17,260 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-28 17:40:17,266 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-28 17:40:17,319 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.initFINAL(line -1) the Hoare annotation is: true [2018-11-28 17:40:17,320 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-28 17:40:17,320 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-28 17:40:17,320 INFO L451 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: true [2018-11-28 17:40:17,320 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-28 17:40:17,320 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-28 17:40:17,320 INFO L448 ceAbstractionStarter]: For program point mainErr0ASSERT_VIOLATIONERROR_FUNCTION(line 365) no Hoare annotation was computed. [2018-11-28 17:40:17,320 INFO L448 ceAbstractionStarter]: For program point mainErr4ASSERT_VIOLATIONERROR_FUNCTION(line 369) no Hoare annotation was computed. [2018-11-28 17:40:17,320 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 362 374) no Hoare annotation was computed. [2018-11-28 17:40:17,321 INFO L448 ceAbstractionStarter]: For program point L370(line 370) no Hoare annotation was computed. [2018-11-28 17:40:17,321 INFO L448 ceAbstractionStarter]: For program point mainErr3ASSERT_VIOLATIONERROR_FUNCTION(line 368) no Hoare annotation was computed. [2018-11-28 17:40:17,321 INFO L448 ceAbstractionStarter]: For program point L370-2(line 370) no Hoare annotation was computed. [2018-11-28 17:40:17,321 INFO L448 ceAbstractionStarter]: For program point L366(line 366) no Hoare annotation was computed. [2018-11-28 17:40:17,321 INFO L448 ceAbstractionStarter]: For program point L366-2(lines 363 374) no Hoare annotation was computed. [2018-11-28 17:40:17,321 INFO L448 ceAbstractionStarter]: For program point mainErr2ASSERT_VIOLATIONERROR_FUNCTION(line 367) no Hoare annotation was computed. [2018-11-28 17:40:17,322 INFO L448 ceAbstractionStarter]: For program point L367(line 367) no Hoare annotation was computed. [2018-11-28 17:40:17,322 INFO L448 ceAbstractionStarter]: For program point mainErr6ASSERT_VIOLATIONERROR_FUNCTION(line 372) no Hoare annotation was computed. [2018-11-28 17:40:17,322 INFO L448 ceAbstractionStarter]: For program point L367-2(lines 363 374) no Hoare annotation was computed. [2018-11-28 17:40:17,322 INFO L448 ceAbstractionStarter]: For program point mainErr5ASSERT_VIOLATIONERROR_FUNCTION(line 370) no Hoare annotation was computed. [2018-11-28 17:40:17,322 INFO L448 ceAbstractionStarter]: For program point L372(line 372) no Hoare annotation was computed. [2018-11-28 17:40:17,322 INFO L448 ceAbstractionStarter]: For program point L372-1(line 372) no Hoare annotation was computed. [2018-11-28 17:40:17,322 INFO L448 ceAbstractionStarter]: For program point L372-3(line 372) no Hoare annotation was computed. [2018-11-28 17:40:17,323 INFO L448 ceAbstractionStarter]: For program point L368(line 368) no Hoare annotation was computed. [2018-11-28 17:40:17,323 INFO L448 ceAbstractionStarter]: For program point L368-2(lines 363 374) no Hoare annotation was computed. [2018-11-28 17:40:17,323 INFO L448 ceAbstractionStarter]: For program point mainFINAL(lines 362 374) no Hoare annotation was computed. [2018-11-28 17:40:17,323 INFO L448 ceAbstractionStarter]: For program point mainErr1ASSERT_VIOLATIONERROR_FUNCTION(line 366) no Hoare annotation was computed. [2018-11-28 17:40:17,323 INFO L451 ceAbstractionStarter]: At program point mainENTRY(lines 362 374) the Hoare annotation is: true [2018-11-28 17:40:17,323 INFO L448 ceAbstractionStarter]: For program point L369(line 369) no Hoare annotation was computed. [2018-11-28 17:40:17,323 INFO L448 ceAbstractionStarter]: For program point L369-2(lines 363 374) no Hoare annotation was computed. [2018-11-28 17:40:17,323 INFO L448 ceAbstractionStarter]: For program point L365(line 365) no Hoare annotation was computed. [2018-11-28 17:40:17,325 INFO L448 ceAbstractionStarter]: For program point L365-1(line 365) no Hoare annotation was computed. [2018-11-28 17:40:17,325 INFO L448 ceAbstractionStarter]: For program point L365-3(lines 363 374) no Hoare annotation was computed. [2018-11-28 17:40:17,328 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 05:40:17 BoogieIcfgContainer [2018-11-28 17:40:17,329 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-28 17:40:17,329 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-28 17:40:17,329 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-28 17:40:17,329 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-28 17:40:17,330 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 05:40:15" (3/4) ... [2018-11-28 17:40:17,334 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-28 17:40:17,340 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-28 17:40:17,341 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-28 17:40:17,345 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2018-11-28 17:40:17,345 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-11-28 17:40:17,346 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-28 17:40:17,395 INFO L145 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2018-11-28 17:40:17,395 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-28 17:40:17,396 INFO L168 Benchmark]: Toolchain (without parser) took 3526.54 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 107.5 MB). Free memory was 946.0 MB in the beginning and 1.0 GB in the end (delta: -79.4 MB). Peak memory consumption was 28.1 MB. Max. memory is 11.5 GB. [2018-11-28 17:40:17,397 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 17:40:17,399 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1237.47 ms. Allocated memory is still 1.0 GB. Free memory was 940.6 MB in the beginning and 827.8 MB in the end (delta: 112.7 MB). Peak memory consumption was 112.7 MB. Max. memory is 11.5 GB. [2018-11-28 17:40:17,399 INFO L168 Benchmark]: Boogie Procedure Inliner took 153.51 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 107.5 MB). Free memory was 827.8 MB in the beginning and 1.1 GB in the end (delta: -274.9 MB). Peak memory consumption was 15.3 MB. Max. memory is 11.5 GB. [2018-11-28 17:40:17,401 INFO L168 Benchmark]: Boogie Preprocessor took 52.68 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 17:40:17,401 INFO L168 Benchmark]: RCFGBuilder took 497.09 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 15.9 MB). Peak memory consumption was 15.9 MB. Max. memory is 11.5 GB. [2018-11-28 17:40:17,402 INFO L168 Benchmark]: TraceAbstraction took 1513.58 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 55.8 MB). Peak memory consumption was 55.8 MB. Max. memory is 11.5 GB. [2018-11-28 17:40:17,402 INFO L168 Benchmark]: Witness Printer took 66.32 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 11.5 GB. [2018-11-28 17:40:17,408 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 1237.47 ms. Allocated memory is still 1.0 GB. Free memory was 940.6 MB in the beginning and 827.8 MB in the end (delta: 112.7 MB). Peak memory consumption was 112.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 153.51 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 107.5 MB). Free memory was 827.8 MB in the beginning and 1.1 GB in the end (delta: -274.9 MB). Peak memory consumption was 15.3 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 52.68 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 497.09 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 15.9 MB). Peak memory consumption was 15.9 MB. Max. memory is 11.5 GB. * TraceAbstraction took 1513.58 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 55.8 MB). Peak memory consumption was 55.8 MB. Max. memory is 11.5 GB. * Witness Printer took 66.32 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 365]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 372]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 367]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 368]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 370]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 366]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 369]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 7 specifications checked. All of them hold - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 32 locations, 7 error locations. SAFE Result, 1.4s OverallTime, 2 OverallIterations, 1 TraceHistogramMax, 0.3s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 17 SDtfs, 13 SDslu, 15 SDs, 0 SdLazy, 20 SolverSat, 5 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 20 GetRequests, 15 SyntacticMatches, 1 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=32occurred 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, 4 LocationsWithAnnotation, 4 PreInvPairs, 4 NumberOfFragments, 4 HoareAnnotationTreeSize, 4 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 4 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.8s InterpolantComputationTime, 21 NumberOfCodeBlocks, 21 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 19 ConstructedInterpolants, 0 QuantifiedInterpolants, 619 SizeOfPredicates, 2 NumberOfNonLiveVariables, 33 ConjunctsInSsa, 5 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 correct! Received shutdown request...