./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/floats-cbmc-regression/float-to-double1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version ee8e70e7 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/floats-cbmc-regression/float-to-double1.i -s /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-2/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(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 750a1ab7397e44f2b5a951260f4479cbcd135f37 .......................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/floats-cbmc-regression/float-to-double1.i -s /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-2/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(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 750a1ab7397e44f2b5a951260f4479cbcd135f37 .................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-ee8e70e [2020-10-24 14:15:49,729 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-24 14:15:49,732 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-24 14:15:49,775 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-24 14:15:49,776 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-24 14:15:49,777 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-24 14:15:49,779 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-24 14:15:49,782 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-24 14:15:49,784 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-24 14:15:49,786 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-24 14:15:49,787 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-24 14:15:49,789 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-24 14:15:49,789 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-24 14:15:49,790 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-24 14:15:49,792 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-24 14:15:49,793 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-24 14:15:49,794 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-24 14:15:49,796 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-24 14:15:49,798 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-24 14:15:49,800 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-24 14:15:49,804 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-24 14:15:49,806 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-24 14:15:49,808 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-24 14:15:49,810 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-24 14:15:49,820 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-24 14:15:49,822 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-24 14:15:49,822 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-24 14:15:49,824 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-24 14:15:49,827 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-24 14:15:49,828 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-24 14:15:49,829 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-24 14:15:49,829 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-24 14:15:49,830 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-24 14:15:49,831 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-24 14:15:49,836 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-24 14:15:49,836 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-24 14:15:49,837 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-24 14:15:49,837 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-24 14:15:49,837 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-24 14:15:49,838 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-24 14:15:49,839 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-24 14:15:49,840 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-24 14:15:49,877 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-24 14:15:49,878 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-24 14:15:49,880 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-24 14:15:49,880 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-24 14:15:49,880 INFO L138 SettingsManager]: * Use SBE=true [2020-10-24 14:15:49,881 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-24 14:15:49,881 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-24 14:15:49,881 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-24 14:15:49,881 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-24 14:15:49,882 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-24 14:15:49,882 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-24 14:15:49,882 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-24 14:15:49,883 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-24 14:15:49,883 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-24 14:15:49,883 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-24 14:15:49,883 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-24 14:15:49,884 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-24 14:15:49,884 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-24 14:15:49,884 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-24 14:15:49,885 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-24 14:15:49,885 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-24 14:15:49,885 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-24 14:15:49,885 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-24 14:15:49,886 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-24 14:15:49,886 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-24 14:15:49,886 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-24 14:15:49,887 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-24 14:15:49,887 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-24 14:15:49,887 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-24 14:15:49,887 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 750a1ab7397e44f2b5a951260f4479cbcd135f37 [2020-10-24 14:15:50,337 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-24 14:15:50,374 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-24 14:15:50,377 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-24 14:15:50,379 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-24 14:15:50,380 INFO L275 PluginConnector]: CDTParser initialized [2020-10-24 14:15:50,382 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/floats-cbmc-regression/float-to-double1.i [2020-10-24 14:15:50,495 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/80055a1f1/67d7843dc0e540b7997c43113de5b86f/FLAG78abc7545 [2020-10-24 14:15:51,276 INFO L306 CDTParser]: Found 1 translation units. [2020-10-24 14:15:51,277 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/releaseScripts/default/sv-benchmarks/c/floats-cbmc-regression/float-to-double1.i [2020-10-24 14:15:51,301 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/80055a1f1/67d7843dc0e540b7997c43113de5b86f/FLAG78abc7545 [2020-10-24 14:15:51,506 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/80055a1f1/67d7843dc0e540b7997c43113de5b86f [2020-10-24 14:15:51,510 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-24 14:15:51,521 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-10-24 14:15:51,525 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-24 14:15:51,525 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-24 14:15:51,530 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-24 14:15:51,532 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 02:15:51" (1/1) ... [2020-10-24 14:15:51,540 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@700fe2a3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:15:51, skipping insertion in model container [2020-10-24 14:15:51,541 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 02:15:51" (1/1) ... [2020-10-24 14:15:51,577 INFO L146 MainTranslator]: Starting translation in SV-COMP mode [2020-10-24 14:15:51,686 INFO L179 MainTranslator]: Built tables and reachable declarations [2020-10-24 14:15:52,294 FATAL L? ?]: 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: isnan at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.constructOtherUnaryFloatOperation(IntegerTranslation.java:847) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.handleUnaryFloatFunction(StandardFunctionHandler.java:1690) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.translateStandardFunction(StandardFunctionHandler.java:217) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1400) 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:1079) 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:2341) 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:704) 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:2341) 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:705) 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:2341) 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:2341) 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:1568) 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:1044) 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:372) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1422) 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:3209) 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.CHandler.visit(CHandler.java:578) 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:201) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:116) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:94) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:128) 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:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2020-10-24 14:15:52,305 INFO L168 Benchmark]: Toolchain (without parser) took 788.00 ms. Allocated memory is still 50.3 MB. Free memory was 25.9 MB in the beginning and 24.6 MB in the end (delta: 1.3 MB). Peak memory consumption was 3.8 MB. Max. memory is 16.1 GB. [2020-10-24 14:15:52,307 INFO L168 Benchmark]: CDTParser took 0.34 ms. Allocated memory is still 50.3 MB. Free memory was 26.1 MB in the beginning and 26.1 MB in the end (delta: 39.4 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-10-24 14:15:52,310 INFO L168 Benchmark]: CACSL2BoogieTranslator took 776.43 ms. Allocated memory is still 50.3 MB. Free memory was 25.2 MB in the beginning and 24.6 MB in the end (delta: 659.4 kB). Peak memory consumption was 3.8 MB. Max. memory is 16.1 GB. [2020-10-24 14:15:52,314 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34 ms. Allocated memory is still 50.3 MB. Free memory was 26.1 MB in the beginning and 26.1 MB in the end (delta: 39.4 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 776.43 ms. Allocated memory is still 50.3 MB. Free memory was 25.2 MB in the beginning and 24.6 MB in the end (delta: 659.4 kB). Peak memory consumption was 3.8 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: isnan de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: isnan: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.constructOtherUnaryFloatOperation(IntegerTranslation.java:847) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.0-ee8e70e [2020-10-24 14:15:54,797 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-24 14:15:54,801 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-24 14:15:54,859 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-24 14:15:54,860 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-24 14:15:54,866 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-24 14:15:54,872 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-24 14:15:54,876 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-24 14:15:54,880 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-24 14:15:54,886 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-24 14:15:54,888 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-24 14:15:54,893 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-24 14:15:54,894 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-24 14:15:54,898 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-24 14:15:54,900 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-24 14:15:54,901 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-24 14:15:54,903 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-24 14:15:54,908 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-24 14:15:54,910 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-24 14:15:54,920 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-24 14:15:54,925 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-24 14:15:54,927 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-24 14:15:54,928 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-24 14:15:54,931 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-24 14:15:54,938 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-24 14:15:54,939 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-24 14:15:54,940 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-24 14:15:54,941 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-24 14:15:54,943 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-24 14:15:54,945 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-24 14:15:54,945 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-24 14:15:54,946 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-24 14:15:54,948 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-24 14:15:54,949 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-24 14:15:54,951 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-24 14:15:54,951 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-24 14:15:54,955 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-24 14:15:54,956 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-24 14:15:54,956 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-24 14:15:54,959 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-24 14:15:54,960 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-24 14:15:54,961 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2020-10-24 14:15:55,016 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-24 14:15:55,017 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-24 14:15:55,020 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-24 14:15:55,020 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-24 14:15:55,021 INFO L138 SettingsManager]: * Use SBE=true [2020-10-24 14:15:55,021 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-24 14:15:55,021 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-24 14:15:55,022 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-24 14:15:55,022 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-24 14:15:55,022 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-24 14:15:55,023 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-24 14:15:55,024 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-24 14:15:55,024 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-10-24 14:15:55,024 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-10-24 14:15:55,025 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-24 14:15:55,025 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-24 14:15:55,025 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-24 14:15:55,025 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-24 14:15:55,026 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-24 14:15:55,026 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-24 14:15:55,026 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-24 14:15:55,027 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-24 14:15:55,027 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-24 14:15:55,027 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-24 14:15:55,027 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-24 14:15:55,028 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-24 14:15:55,028 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2020-10-24 14:15:55,028 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-10-24 14:15:55,028 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-24 14:15:55,029 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-24 14:15:55,029 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-24 14:15:55,029 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 750a1ab7397e44f2b5a951260f4479cbcd135f37 [2020-10-24 14:15:55,438 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-24 14:15:55,473 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-24 14:15:55,476 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-24 14:15:55,477 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-24 14:15:55,478 INFO L275 PluginConnector]: CDTParser initialized [2020-10-24 14:15:55,480 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/floats-cbmc-regression/float-to-double1.i [2020-10-24 14:15:55,572 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/aacefe0b9/5f6e556b1c0d4c398119e3a30db9b024/FLAG0ef7741e2 [2020-10-24 14:15:56,442 INFO L306 CDTParser]: Found 1 translation units. [2020-10-24 14:15:56,443 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/releaseScripts/default/sv-benchmarks/c/floats-cbmc-regression/float-to-double1.i [2020-10-24 14:15:56,463 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/aacefe0b9/5f6e556b1c0d4c398119e3a30db9b024/FLAG0ef7741e2 [2020-10-24 14:15:56,710 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/aacefe0b9/5f6e556b1c0d4c398119e3a30db9b024 [2020-10-24 14:15:56,715 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-24 14:15:56,724 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-10-24 14:15:56,730 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-24 14:15:56,730 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-24 14:15:56,735 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-24 14:15:56,736 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 02:15:56" (1/1) ... [2020-10-24 14:15:56,747 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@407546b4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:15:56, skipping insertion in model container [2020-10-24 14:15:56,748 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 02:15:56" (1/1) ... [2020-10-24 14:15:56,785 INFO L146 MainTranslator]: Starting translation in SV-COMP mode [2020-10-24 14:15:56,887 INFO L179 MainTranslator]: Built tables and reachable declarations [2020-10-24 14:15:57,469 INFO L211 PostProcessor]: Analyzing one entry point: main [2020-10-24 14:15:57,488 INFO L212 MainTranslator]: Completed pre-run [2020-10-24 14:15:57,550 INFO L211 PostProcessor]: Analyzing one entry point: main [2020-10-24 14:15:57,901 INFO L217 MainTranslator]: Completed translation [2020-10-24 14:15:57,902 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:15:57 WrapperNode [2020-10-24 14:15:57,902 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-24 14:15:57,903 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-10-24 14:15:57,903 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-10-24 14:15:57,904 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-10-24 14:15:57,913 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:15:57" (1/1) ... [2020-10-24 14:15:57,939 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:15:57" (1/1) ... [2020-10-24 14:15:57,962 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-10-24 14:15:57,963 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-24 14:15:57,964 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-24 14:15:57,964 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-24 14:15:57,974 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:15:57" (1/1) ... [2020-10-24 14:15:57,974 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:15:57" (1/1) ... [2020-10-24 14:15:57,977 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:15:57" (1/1) ... [2020-10-24 14:15:57,977 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:15:57" (1/1) ... [2020-10-24 14:15:57,985 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:15:57" (1/1) ... [2020-10-24 14:15:57,987 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:15:57" (1/1) ... [2020-10-24 14:15:57,989 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:15:57" (1/1) ... [2020-10-24 14:15:57,993 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-24 14:15:57,994 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-24 14:15:57,995 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-24 14:15:57,995 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-24 14:15:57,996 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:15:57" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/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 [2020-10-24 14:15:58,093 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.float_to_bitvec_DOUBLE [2020-10-24 14:15:58,095 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.float_to_bitvec_FLOAT [2020-10-24 14:15:58,095 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2020-10-24 14:15:58,095 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-24 14:15:58,096 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-24 14:15:58,096 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-24 14:15:58,482 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-24 14:15:58,485 INFO L298 CfgBuilder]: Removed 6 assume(true) statements. [2020-10-24 14:15:58,491 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 02:15:58 BoogieIcfgContainer [2020-10-24 14:15:58,492 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-24 14:15:58,496 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-24 14:15:58,497 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-24 14:15:58,505 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-24 14:15:58,508 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.10 02:15:56" (1/3) ... [2020-10-24 14:15:58,510 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7272ef09 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 02:15:58, skipping insertion in model container [2020-10-24 14:15:58,514 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:15:57" (2/3) ... [2020-10-24 14:15:58,515 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7272ef09 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 02:15:58, skipping insertion in model container [2020-10-24 14:15:58,515 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 02:15:58" (3/3) ... [2020-10-24 14:15:58,518 INFO L111 eAbstractionObserver]: Analyzing ICFG float-to-double1.i [2020-10-24 14:15:58,558 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-10-24 14:15:58,572 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-24 14:15:58,590 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-24 14:15:58,620 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-24 14:15:58,621 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-24 14:15:58,621 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-10-24 14:15:58,621 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-24 14:15:58,621 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-24 14:15:58,621 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-24 14:15:58,622 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-24 14:15:58,622 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-24 14:15:58,636 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states. [2020-10-24 14:15:58,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2020-10-24 14:15:58,643 INFO L414 BasicCegarLoop]: Found error trace [2020-10-24 14:15:58,643 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2020-10-24 14:15:58,644 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-24 14:15:58,650 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-24 14:15:58,651 INFO L82 PathProgramCache]: Analyzing trace with hash 28693859, now seen corresponding path program 1 times [2020-10-24 14:15:58,667 INFO L162 FreeRefinementEngine]: Executing refinement strategy WOLF [2020-10-24 14:15:58,667 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [735038588] [2020-10-24 14:15:58,668 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate-2/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 [2020-10-24 14:15:58,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-24 14:15:58,872 INFO L263 TraceCheckSpWp]: Trace formula consists of 25 conjuncts, 5 conjunts are in the unsatisfiable core [2020-10-24 14:15:58,877 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-24 14:15:59,942 WARN L193 SmtUtils]: Spent 337.00 ms on a formula simplification that was a NOOP. DAG size: 22 [2020-10-24 14:16:01,128 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-24 14:16:01,129 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-10-24 14:16:02,953 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-10-24 14:16:05,043 WARN L838 $PredicateComparison]: unable to prove that (and (forall ((v_ULTIMATE.start_main_~ff~0_6 (_ BitVec 32)) (v_ULTIMATE.start_main_~f~0_6 (_ BitVec 32)) (v_ULTIMATE.start_main_~d~0_4 (_ BitVec 64))) (let ((.cse0 (fp ((_ extract 63 63) v_ULTIMATE.start_main_~d~0_4) ((_ extract 62 52) v_ULTIMATE.start_main_~d~0_4) ((_ extract 51 0) v_ULTIMATE.start_main_~d~0_4))) (.cse1 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~f~0_6) ((_ extract 30 23) v_ULTIMATE.start_main_~f~0_6) ((_ extract 22 0) v_ULTIMATE.start_main_~f~0_6))) (.cse2 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~ff~0_6) ((_ extract 30 23) v_ULTIMATE.start_main_~ff~0_6) ((_ extract 22 0) v_ULTIMATE.start_main_~ff~0_6)))) (or (not (= .cse0 ((_ to_fp 11 53) c_~CRM .cse1))) (not (= ((_ to_fp 8 24) c_~CRM .cse0) .cse2)) (fp.isNaN .cse1) (fp.eq .cse1 .cse2)))) (forall ((v_ULTIMATE.start_main_~ff~0_6 (_ BitVec 32)) (v_ULTIMATE.start_main_~f~0_6 (_ BitVec 32)) (v_ULTIMATE.start_main_~d~0_4 (_ BitVec 64))) (let ((.cse3 (fp ((_ extract 63 63) v_ULTIMATE.start_main_~d~0_4) ((_ extract 62 52) v_ULTIMATE.start_main_~d~0_4) ((_ extract 51 0) v_ULTIMATE.start_main_~d~0_4))) (.cse4 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~f~0_6) ((_ extract 30 23) v_ULTIMATE.start_main_~f~0_6) ((_ extract 22 0) v_ULTIMATE.start_main_~f~0_6))) (.cse5 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~ff~0_6) ((_ extract 30 23) v_ULTIMATE.start_main_~ff~0_6) ((_ extract 22 0) v_ULTIMATE.start_main_~ff~0_6)))) (or (not (= .cse3 ((_ to_fp 11 53) c_~CRM .cse4))) (not (= ((_ to_fp 8 24) c_~CRM .cse3) .cse5)) (fp.isNaN .cse5) (fp.eq .cse4 .cse5))))) is different from false [2020-10-24 14:16:07,082 WARN L860 $PredicateComparison]: unable to prove that (and (forall ((v_ULTIMATE.start_main_~ff~0_6 (_ BitVec 32)) (v_ULTIMATE.start_main_~f~0_6 (_ BitVec 32)) (v_ULTIMATE.start_main_~d~0_4 (_ BitVec 64))) (let ((.cse0 (fp ((_ extract 63 63) v_ULTIMATE.start_main_~d~0_4) ((_ extract 62 52) v_ULTIMATE.start_main_~d~0_4) ((_ extract 51 0) v_ULTIMATE.start_main_~d~0_4))) (.cse1 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~f~0_6) ((_ extract 30 23) v_ULTIMATE.start_main_~f~0_6) ((_ extract 22 0) v_ULTIMATE.start_main_~f~0_6))) (.cse2 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~ff~0_6) ((_ extract 30 23) v_ULTIMATE.start_main_~ff~0_6) ((_ extract 22 0) v_ULTIMATE.start_main_~ff~0_6)))) (or (not (= .cse0 ((_ to_fp 11 53) c_~CRM .cse1))) (not (= ((_ to_fp 8 24) c_~CRM .cse0) .cse2)) (fp.isNaN .cse1) (fp.eq .cse1 .cse2)))) (forall ((v_ULTIMATE.start_main_~ff~0_6 (_ BitVec 32)) (v_ULTIMATE.start_main_~f~0_6 (_ BitVec 32)) (v_ULTIMATE.start_main_~d~0_4 (_ BitVec 64))) (let ((.cse3 (fp ((_ extract 63 63) v_ULTIMATE.start_main_~d~0_4) ((_ extract 62 52) v_ULTIMATE.start_main_~d~0_4) ((_ extract 51 0) v_ULTIMATE.start_main_~d~0_4))) (.cse4 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~f~0_6) ((_ extract 30 23) v_ULTIMATE.start_main_~f~0_6) ((_ extract 22 0) v_ULTIMATE.start_main_~f~0_6))) (.cse5 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~ff~0_6) ((_ extract 30 23) v_ULTIMATE.start_main_~ff~0_6) ((_ extract 22 0) v_ULTIMATE.start_main_~ff~0_6)))) (or (not (= .cse3 ((_ to_fp 11 53) c_~CRM .cse4))) (not (= ((_ to_fp 8 24) c_~CRM .cse3) .cse5)) (fp.isNaN .cse5) (fp.eq .cse4 .cse5))))) is different from true [2020-10-24 14:16:07,084 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-24 14:16:07,086 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [735038588] [2020-10-24 14:16:07,087 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-10-24 14:16:07,087 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 5 [2020-10-24 14:16:07,088 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [466000380] [2020-10-24 14:16:07,094 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-24 14:16:07,095 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2020-10-24 14:16:07,116 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-24 14:16:07,119 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=12, Unknown=2, NotChecked=6, Total=30 [2020-10-24 14:16:07,121 INFO L87 Difference]: Start difference. First operand 10 states. Second operand 6 states. [2020-10-24 14:16:09,159 WARN L838 $PredicateComparison]: unable to prove that (and (= roundNearestTiesToEven c_~CRM) (forall ((v_ULTIMATE.start_main_~ff~0_6 (_ BitVec 32)) (v_ULTIMATE.start_main_~f~0_6 (_ BitVec 32)) (v_ULTIMATE.start_main_~d~0_4 (_ BitVec 64))) (let ((.cse0 (fp ((_ extract 63 63) v_ULTIMATE.start_main_~d~0_4) ((_ extract 62 52) v_ULTIMATE.start_main_~d~0_4) ((_ extract 51 0) v_ULTIMATE.start_main_~d~0_4))) (.cse1 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~f~0_6) ((_ extract 30 23) v_ULTIMATE.start_main_~f~0_6) ((_ extract 22 0) v_ULTIMATE.start_main_~f~0_6))) (.cse2 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~ff~0_6) ((_ extract 30 23) v_ULTIMATE.start_main_~ff~0_6) ((_ extract 22 0) v_ULTIMATE.start_main_~ff~0_6)))) (or (not (= .cse0 ((_ to_fp 11 53) c_~CRM .cse1))) (not (= ((_ to_fp 8 24) c_~CRM .cse0) .cse2)) (fp.isNaN .cse1) (fp.eq .cse1 .cse2)))) (forall ((v_ULTIMATE.start_main_~ff~0_6 (_ BitVec 32)) (v_ULTIMATE.start_main_~f~0_6 (_ BitVec 32)) (v_ULTIMATE.start_main_~d~0_4 (_ BitVec 64))) (let ((.cse3 (fp ((_ extract 63 63) v_ULTIMATE.start_main_~d~0_4) ((_ extract 62 52) v_ULTIMATE.start_main_~d~0_4) ((_ extract 51 0) v_ULTIMATE.start_main_~d~0_4))) (.cse4 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~f~0_6) ((_ extract 30 23) v_ULTIMATE.start_main_~f~0_6) ((_ extract 22 0) v_ULTIMATE.start_main_~f~0_6))) (.cse5 (fp ((_ extract 31 31) v_ULTIMATE.start_main_~ff~0_6) ((_ extract 30 23) v_ULTIMATE.start_main_~ff~0_6) ((_ extract 22 0) v_ULTIMATE.start_main_~ff~0_6)))) (or (not (= .cse3 ((_ to_fp 11 53) c_~CRM .cse4))) (not (= ((_ to_fp 8 24) c_~CRM .cse3) .cse5)) (fp.isNaN .cse5) (fp.eq .cse4 .cse5))))) is different from false [2020-10-24 14:16:10,434 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-24 14:16:10,434 INFO L93 Difference]: Finished difference Result 13 states and 13 transitions. [2020-10-24 14:16:10,446 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-10-24 14:16:10,448 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 5 [2020-10-24 14:16:10,448 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-24 14:16:10,454 INFO L225 Difference]: With dead ends: 13 [2020-10-24 14:16:10,460 INFO L226 Difference]: Without dead ends: 0 [2020-10-24 14:16:10,463 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 2 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 10.0s TimeCoverageRelationStatistics Valid=12, Invalid=13, Unknown=3, NotChecked=14, Total=42 [2020-10-24 14:16:10,478 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-24 14:16:10,484 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-24 14:16:10,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-24 14:16:10,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-24 14:16:10,488 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 5 [2020-10-24 14:16:10,489 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-24 14:16:10,489 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-24 14:16:10,489 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-24 14:16:10,489 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-24 14:16:10,489 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-24 14:16:10,699 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2020-10-24 14:16:10,703 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-24 14:16:10,706 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-24 14:16:10,707 INFO L274 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2020-10-24 14:16:10,707 INFO L274 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-10-24 14:16:10,707 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-24 14:16:10,708 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 12) no Hoare annotation was computed. [2020-10-24 14:16:10,708 INFO L274 CegarLoopResult]: For program point L976(line 976) no Hoare annotation was computed. [2020-10-24 14:16:10,708 INFO L274 CegarLoopResult]: For program point L12(line 12) no Hoare annotation was computed. [2020-10-24 14:16:10,708 INFO L274 CegarLoopResult]: For program point L12-2(line 12) no Hoare annotation was computed. [2020-10-24 14:16:10,708 INFO L274 CegarLoopResult]: For program point L12-3(line 12) no Hoare annotation was computed. [2020-10-24 14:16:10,709 INFO L274 CegarLoopResult]: For program point L969(lines 969 977) no Hoare annotation was computed. [2020-10-24 14:16:10,714 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.10 02:16:10 BoogieIcfgContainer [2020-10-24 14:16:10,715 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-24 14:16:10,716 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-10-24 14:16:10,716 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-10-24 14:16:10,716 INFO L275 PluginConnector]: Witness Printer initialized [2020-10-24 14:16:10,717 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 02:15:58" (3/4) ... [2020-10-24 14:16:10,724 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-10-24 14:16:10,738 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2020-10-24 14:16:10,738 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2020-10-24 14:16:10,739 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-10-24 14:16:10,739 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-10-24 14:16:10,801 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/witness.graphml [2020-10-24 14:16:10,803 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-10-24 14:16:10,806 INFO L168 Benchmark]: Toolchain (without parser) took 14088.38 ms. Allocated memory was 48.2 MB in the beginning and 58.7 MB in the end (delta: 10.5 MB). Free memory was 23.5 MB in the beginning and 32.5 MB in the end (delta: -8.9 MB). Peak memory consumption was 2.6 MB. Max. memory is 16.1 GB. [2020-10-24 14:16:10,808 INFO L168 Benchmark]: CDTParser took 0.33 ms. Allocated memory is still 39.8 MB. Free memory was 17.6 MB in the beginning and 17.5 MB in the end (delta: 69.9 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-10-24 14:16:10,811 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1172.87 ms. Allocated memory was 48.2 MB in the beginning and 58.7 MB in the end (delta: 10.5 MB). Free memory was 22.9 MB in the beginning and 24.9 MB in the end (delta: -2.0 MB). Peak memory consumption was 21.9 MB. Max. memory is 16.1 GB. [2020-10-24 14:16:10,813 INFO L168 Benchmark]: Boogie Procedure Inliner took 59.38 ms. Allocated memory is still 58.7 MB. Free memory was 24.9 MB in the beginning and 22.2 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-10-24 14:16:10,814 INFO L168 Benchmark]: Boogie Preprocessor took 29.87 ms. Allocated memory is still 58.7 MB. Free memory was 22.2 MB in the beginning and 21.2 MB in the end (delta: 1.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-10-24 14:16:10,815 INFO L168 Benchmark]: RCFGBuilder took 497.75 ms. Allocated memory is still 58.7 MB. Free memory was 21.2 MB in the beginning and 35.2 MB in the end (delta: -14.0 MB). Peak memory consumption was 9.6 MB. Max. memory is 16.1 GB. [2020-10-24 14:16:10,816 INFO L168 Benchmark]: TraceAbstraction took 12218.91 ms. Allocated memory is still 58.7 MB. Free memory was 34.7 MB in the beginning and 35.1 MB in the end (delta: -473.8 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-10-24 14:16:10,819 INFO L168 Benchmark]: Witness Printer took 88.11 ms. Allocated memory is still 58.7 MB. Free memory was 35.1 MB in the beginning and 32.5 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-10-24 14:16:10,827 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33 ms. Allocated memory is still 39.8 MB. Free memory was 17.6 MB in the beginning and 17.5 MB in the end (delta: 69.9 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1172.87 ms. Allocated memory was 48.2 MB in the beginning and 58.7 MB in the end (delta: 10.5 MB). Free memory was 22.9 MB in the beginning and 24.9 MB in the end (delta: -2.0 MB). Peak memory consumption was 21.9 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 59.38 ms. Allocated memory is still 58.7 MB. Free memory was 24.9 MB in the beginning and 22.2 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 29.87 ms. Allocated memory is still 58.7 MB. Free memory was 22.2 MB in the beginning and 21.2 MB in the end (delta: 1.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 497.75 ms. Allocated memory is still 58.7 MB. Free memory was 21.2 MB in the beginning and 35.2 MB in the end (delta: -14.0 MB). Peak memory consumption was 9.6 MB. Max. memory is 16.1 GB. * TraceAbstraction took 12218.91 ms. Allocated memory is still 58.7 MB. Free memory was 34.7 MB in the beginning and 35.1 MB in the end (delta: -473.8 kB). There was no memory consumed. Max. memory is 16.1 GB. * Witness Printer took 88.11 ms. Allocated memory is still 58.7 MB. Free memory was 35.1 MB in the beginning and 32.5 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 12]: 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 1 procedures, 10 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 12.0s, OverallIterations: 1, TraceHistogramMax: 1, AutomataDifference: 3.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 3 SDtfs, 3 SDslu, 4 SDs, 0 SdLazy, 2 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 2 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 10.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=10occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 0 LocationsWithAnnotation, 0 PreInvPairs, 0 NumberOfFragments, 0 HoareAnnotationTreeSize, 0 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 0 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 8.2s InterpolantComputationTime, 5 NumberOfCodeBlocks, 5 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 8 ConstructedInterpolants, 2 QuantifiedInterpolants, 796 SizeOfPredicates, 4 NumberOfNonLiveVariables, 25 ConjunctsInSsa, 5 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...