./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/floats-esbmc-regression/fabs.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 54858612 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/floats-esbmc-regression/fabs.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(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 5b2d2d481756a61ffcbfbc8fedf0729695fc085a ................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/floats-esbmc-regression/fabs.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(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 5b2d2d481756a61ffcbfbc8fedf0729695fc085a ........................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-5485861 [2020-10-25 21:44:48,584 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-25 21:44:48,587 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-25 21:44:48,640 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-25 21:44:48,640 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-25 21:44:48,647 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-25 21:44:48,651 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-25 21:44:48,659 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-25 21:44:48,666 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-25 21:44:48,673 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-25 21:44:48,675 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-25 21:44:48,676 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-25 21:44:48,677 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-25 21:44:48,681 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-25 21:44:48,683 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-25 21:44:48,685 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-25 21:44:48,688 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-25 21:44:48,691 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-25 21:44:48,695 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-25 21:44:48,710 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-25 21:44:48,713 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-25 21:44:48,714 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-25 21:44:48,718 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-25 21:44:48,719 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-25 21:44:48,729 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-25 21:44:48,729 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-25 21:44:48,730 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-25 21:44:48,732 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-25 21:44:48,733 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-25 21:44:48,734 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-25 21:44:48,735 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-25 21:44:48,736 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-25 21:44:48,738 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-25 21:44:48,739 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-25 21:44:48,741 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-25 21:44:48,741 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-25 21:44:48,742 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-25 21:44:48,742 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-25 21:44:48,743 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-25 21:44:48,745 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-25 21:44:48,746 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-25 21:44:48,747 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-25 21:44:48,804 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-25 21:44:48,805 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-25 21:44:48,808 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-25 21:44:48,809 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-25 21:44:48,809 INFO L138 SettingsManager]: * Use SBE=true [2020-10-25 21:44:48,809 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-25 21:44:48,810 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-25 21:44:48,810 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-25 21:44:48,810 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-25 21:44:48,810 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-25 21:44:48,810 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-25 21:44:48,810 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-25 21:44:48,811 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-25 21:44:48,811 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-25 21:44:48,811 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-25 21:44:48,811 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-25 21:44:48,811 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-25 21:44:48,811 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-25 21:44:48,812 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-25 21:44:48,812 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-25 21:44:48,812 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-25 21:44:48,812 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-25 21:44:48,812 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-25 21:44:48,813 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-25 21:44:48,813 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-25 21:44:48,813 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-25 21:44:48,818 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-25 21:44:48,818 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-25 21:44:48,819 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-25 21:44:48,819 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/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5b2d2d481756a61ffcbfbc8fedf0729695fc085a [2020-10-25 21:44:49,225 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-25 21:44:49,257 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-25 21:44:49,262 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-25 21:44:49,264 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-25 21:44:49,265 INFO L275 PluginConnector]: CDTParser initialized [2020-10-25 21:44:49,267 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/floats-esbmc-regression/fabs.i [2020-10-25 21:44:49,349 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c2809d8e6/28e740ee60da43a480ab8ab3ef3c223a/FLAG9cedb38cc [2020-10-25 21:44:50,037 INFO L306 CDTParser]: Found 1 translation units. [2020-10-25 21:44:50,038 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/floats-esbmc-regression/fabs.i [2020-10-25 21:44:50,060 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c2809d8e6/28e740ee60da43a480ab8ab3ef3c223a/FLAG9cedb38cc [2020-10-25 21:44:50,330 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c2809d8e6/28e740ee60da43a480ab8ab3ef3c223a [2020-10-25 21:44:50,334 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-25 21:44:50,340 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-10-25 21:44:50,342 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-25 21:44:50,343 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-25 21:44:50,347 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-25 21:44:50,348 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.10 09:44:50" (1/1) ... [2020-10-25 21:44:50,352 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@58a27155 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 09:44:50, skipping insertion in model container [2020-10-25 21:44:50,353 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.10 09:44:50" (1/1) ... [2020-10-25 21:44:50,362 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-25 21:44:50,408 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-25 21:44:51,013 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: fabs at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.constructOtherUnaryFloatOperation(IntegerTranslation.java:846) 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:1401) 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: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.result.ExpressionResultTransformer.transformDispatchDecaySwitchRexBoolToInt(ExpressionResultTransformer.java:174) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionCallGivenNameAndArguments(FunctionHandler.java:676) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionCallExpression(FunctionHandler.java:509) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1408) 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:1352) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:220) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1045) 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:1423) 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:2292) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:579) 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:192) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:115) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:93) 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) [2020-10-25 21:44:51,024 INFO L168 Benchmark]: Toolchain (without parser) took 685.88 ms. Allocated memory is still 50.3 MB. Free memory was 26.7 MB in the beginning and 27.5 MB in the end (delta: -754.5 kB). Peak memory consumption was 5.9 MB. Max. memory is 16.1 GB. [2020-10-25 21:44:51,026 INFO L168 Benchmark]: CDTParser took 0.30 ms. Allocated memory is still 37.7 MB. Free memory was 18.2 MB in the beginning and 18.2 MB in the end (delta: 26.3 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-10-25 21:44:51,030 INFO L168 Benchmark]: CACSL2BoogieTranslator took 677.75 ms. Allocated memory is still 50.3 MB. Free memory was 26.1 MB in the beginning and 27.5 MB in the end (delta: -1.4 MB). Peak memory consumption was 5.9 MB. Max. memory is 16.1 GB. [2020-10-25 21:44:51,033 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30 ms. Allocated memory is still 37.7 MB. Free memory was 18.2 MB in the beginning and 18.2 MB in the end (delta: 26.3 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 677.75 ms. Allocated memory is still 50.3 MB. Free memory was 26.1 MB in the beginning and 27.5 MB in the end (delta: -1.4 MB). Peak memory consumption was 5.9 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: fabs de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: fabs: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.constructOtherUnaryFloatOperation(IntegerTranslation.java:846) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.0-5485861 [2020-10-25 21:44:53,602 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-25 21:44:53,611 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-25 21:44:53,650 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-25 21:44:53,651 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-25 21:44:53,653 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-25 21:44:53,654 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-25 21:44:53,657 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-25 21:44:53,659 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-25 21:44:53,660 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-25 21:44:53,662 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-25 21:44:53,663 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-25 21:44:53,664 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-25 21:44:53,665 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-25 21:44:53,666 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-25 21:44:53,668 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-25 21:44:53,669 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-25 21:44:53,670 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-25 21:44:53,672 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-25 21:44:53,675 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-25 21:44:53,677 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-25 21:44:53,679 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-25 21:44:53,680 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-25 21:44:53,681 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-25 21:44:53,685 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-25 21:44:53,685 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-25 21:44:53,686 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-25 21:44:53,687 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-25 21:44:53,688 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-25 21:44:53,689 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-25 21:44:53,690 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-25 21:44:53,691 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-25 21:44:53,692 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-25 21:44:53,693 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-25 21:44:53,694 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-25 21:44:53,694 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-25 21:44:53,695 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-25 21:44:53,696 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-25 21:44:53,696 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-25 21:44:53,697 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-25 21:44:53,698 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-25 21:44:53,699 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2020-10-25 21:44:53,728 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-25 21:44:53,728 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-25 21:44:53,730 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-25 21:44:53,730 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-25 21:44:53,730 INFO L138 SettingsManager]: * Use SBE=true [2020-10-25 21:44:53,731 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-25 21:44:53,731 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-25 21:44:53,731 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-25 21:44:53,731 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-25 21:44:53,732 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-25 21:44:53,732 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-25 21:44:53,732 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-25 21:44:53,732 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-10-25 21:44:53,733 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-10-25 21:44:53,733 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-25 21:44:53,733 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-25 21:44:53,733 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-25 21:44:53,734 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-25 21:44:53,734 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-25 21:44:53,734 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-25 21:44:53,734 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-25 21:44:53,735 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-25 21:44:53,735 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-25 21:44:53,735 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-25 21:44:53,736 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-25 21:44:53,736 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-25 21:44:53,736 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2020-10-25 21:44:53,736 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-10-25 21:44:53,737 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-25 21:44:53,737 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-25 21:44:53,737 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-25 21:44:53,737 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/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5b2d2d481756a61ffcbfbc8fedf0729695fc085a [2020-10-25 21:44:54,168 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-25 21:44:54,194 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-25 21:44:54,197 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-25 21:44:54,199 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-25 21:44:54,203 INFO L275 PluginConnector]: CDTParser initialized [2020-10-25 21:44:54,204 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/floats-esbmc-regression/fabs.i [2020-10-25 21:44:54,306 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a465ef0a3/c7da1667116a4cc292c2d3e849c82713/FLAG8ea3fcdee [2020-10-25 21:44:55,185 INFO L306 CDTParser]: Found 1 translation units. [2020-10-25 21:44:55,186 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/floats-esbmc-regression/fabs.i [2020-10-25 21:44:55,208 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a465ef0a3/c7da1667116a4cc292c2d3e849c82713/FLAG8ea3fcdee [2020-10-25 21:44:55,436 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a465ef0a3/c7da1667116a4cc292c2d3e849c82713 [2020-10-25 21:44:55,440 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-25 21:44:55,448 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-10-25 21:44:55,450 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-25 21:44:55,451 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-25 21:44:55,459 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-25 21:44:55,460 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.10 09:44:55" (1/1) ... [2020-10-25 21:44:55,465 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a7b1175 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 09:44:55, skipping insertion in model container [2020-10-25 21:44:55,466 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.10 09:44:55" (1/1) ... [2020-10-25 21:44:55,476 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-25 21:44:55,530 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-25 21:44:56,093 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-25 21:44:56,107 INFO L203 MainTranslator]: Completed pre-run [2020-10-25 21:44:56,146 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-25 21:44:56,522 INFO L208 MainTranslator]: Completed translation [2020-10-25 21:44:56,523 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 09:44:56 WrapperNode [2020-10-25 21:44:56,523 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-25 21:44:56,525 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-10-25 21:44:56,525 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-10-25 21:44:56,525 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-10-25 21:44:56,535 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 09:44:56" (1/1) ... [2020-10-25 21:44:56,559 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 09:44:56" (1/1) ... [2020-10-25 21:44:56,587 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-10-25 21:44:56,588 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-25 21:44:56,588 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-25 21:44:56,588 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-25 21:44:56,598 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 09:44:56" (1/1) ... [2020-10-25 21:44:56,598 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 09:44:56" (1/1) ... [2020-10-25 21:44:56,601 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 09:44:56" (1/1) ... [2020-10-25 21:44:56,602 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 09:44:56" (1/1) ... [2020-10-25 21:44:56,609 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 09:44:56" (1/1) ... [2020-10-25 21:44:56,612 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 09:44:56" (1/1) ... [2020-10-25 21:44:56,615 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 09:44:56" (1/1) ... [2020-10-25 21:44:56,619 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-25 21:44:56,620 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-25 21:44:56,620 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-25 21:44:56,621 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-25 21:44:56,622 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 09:44:56" (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 [2020-10-25 21:44:56,706 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2020-10-25 21:44:56,707 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-25 21:44:56,707 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-25 21:44:56,707 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-25 21:44:57,321 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-25 21:44:57,322 INFO L298 CfgBuilder]: Removed 28 assume(true) statements. [2020-10-25 21:44:57,324 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.10 09:44:57 BoogieIcfgContainer [2020-10-25 21:44:57,326 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-25 21:44:57,330 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-25 21:44:57,330 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-25 21:44:57,335 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-25 21:44:57,336 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.10 09:44:55" (1/3) ... [2020-10-25 21:44:57,337 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@32de5ca8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.10 09:44:57, skipping insertion in model container [2020-10-25 21:44:57,338 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 09:44:56" (2/3) ... [2020-10-25 21:44:57,338 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@32de5ca8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.10 09:44:57, skipping insertion in model container [2020-10-25 21:44:57,338 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.10 09:44:57" (3/3) ... [2020-10-25 21:44:57,342 INFO L111 eAbstractionObserver]: Analyzing ICFG fabs.i [2020-10-25 21:44:57,356 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-10-25 21:44:57,363 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 6 error locations. [2020-10-25 21:44:57,378 INFO L253 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2020-10-25 21:44:57,422 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-25 21:44:57,422 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-25 21:44:57,423 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-10-25 21:44:57,423 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-25 21:44:57,423 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-25 21:44:57,424 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-25 21:44:57,424 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-25 21:44:57,425 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-25 21:44:57,444 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states. [2020-10-25 21:44:57,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2020-10-25 21:44:57,451 INFO L414 BasicCegarLoop]: Found error trace [2020-10-25 21:44:57,452 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2020-10-25 21:44:57,453 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-25 21:44:57,460 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-25 21:44:57,460 INFO L82 PathProgramCache]: Analyzing trace with hash 889506790, now seen corresponding path program 1 times [2020-10-25 21:44:57,471 INFO L162 FreeRefinementEngine]: Executing refinement strategy WOLF [2020-10-25 21:44:57,472 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [472024352] [2020-10-25 21:44:57,473 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 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 [2020-10-25 21:44:57,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 21:44:57,561 INFO L263 TraceCheckSpWp]: Trace formula consists of 31 conjuncts, 3 conjunts are in the unsatisfiable core [2020-10-25 21:44:57,566 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-25 21:44:57,633 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-25 21:44:57,633 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-10-25 21:44:57,648 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-25 21:44:57,649 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [472024352] [2020-10-25 21:44:57,650 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-10-25 21:44:57,651 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2020-10-25 21:44:57,652 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1165205082] [2020-10-25 21:44:57,657 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-25 21:44:57,657 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2020-10-25 21:44:57,672 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-25 21:44:57,674 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-10-25 21:44:57,676 INFO L87 Difference]: Start difference. First operand 46 states. Second operand 4 states. [2020-10-25 21:44:57,751 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-25 21:44:57,752 INFO L93 Difference]: Finished difference Result 59 states and 74 transitions. [2020-10-25 21:44:57,752 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-25 21:44:57,754 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 6 [2020-10-25 21:44:57,754 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-25 21:44:57,762 INFO L225 Difference]: With dead ends: 59 [2020-10-25 21:44:57,762 INFO L226 Difference]: Without dead ends: 0 [2020-10-25 21:44:57,766 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-10-25 21:44:57,785 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-25 21:44:57,791 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-25 21:44:57,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-25 21:44:57,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-25 21:44:57,795 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 6 [2020-10-25 21:44:57,795 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-25 21:44:57,795 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-25 21:44:57,795 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-25 21:44:57,796 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-25 21:44:57,796 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-25 21:44:58,011 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2020-10-25 21:44:58,014 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-25 21:44:58,092 INFO L274 CegarLoopResult]: For program point L877-12(line 877) no Hoare annotation was computed. [2020-10-25 21:44:58,092 INFO L274 CegarLoopResult]: For program point L877-14(line 877) no Hoare annotation was computed. [2020-10-25 21:44:58,092 INFO L274 CegarLoopResult]: For program point L877-15(line 877) no Hoare annotation was computed. [2020-10-25 21:44:58,092 INFO L274 CegarLoopResult]: For program point L877-16(line 877) no Hoare annotation was computed. [2020-10-25 21:44:58,093 INFO L274 CegarLoopResult]: For program point L877-18(line 877) no Hoare annotation was computed. [2020-10-25 21:44:58,093 INFO L274 CegarLoopResult]: For program point L877-19(line 877) no Hoare annotation was computed. [2020-10-25 21:44:58,093 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 877) no Hoare annotation was computed. [2020-10-25 21:44:58,093 INFO L274 CegarLoopResult]: For program point L877-20(line 877) no Hoare annotation was computed. [2020-10-25 21:44:58,093 INFO L274 CegarLoopResult]: For program point L877-22(line 877) no Hoare annotation was computed. [2020-10-25 21:44:58,093 INFO L274 CegarLoopResult]: For program point L877-23(line 877) no Hoare annotation was computed. [2020-10-25 21:44:58,093 INFO L274 CegarLoopResult]: For program point L878(line 878) no Hoare annotation was computed. [2020-10-25 21:44:58,094 INFO L274 CegarLoopResult]: For program point L878-1(line 878) no Hoare annotation was computed. [2020-10-25 21:44:58,094 INFO L270 CegarLoopResult]: At program point L878-3(line 878) the Hoare annotation is: (= (bvadd ULTIMATE.start___VERIFIER_assert_~cond (_ bv4294967295 32)) (_ bv0 32)) [2020-10-25 21:44:58,094 INFO L274 CegarLoopResult]: For program point L878-4(line 878) no Hoare annotation was computed. [2020-10-25 21:44:58,094 INFO L274 CegarLoopResult]: For program point L878-5(line 878) no Hoare annotation was computed. [2020-10-25 21:44:58,094 INFO L270 CegarLoopResult]: At program point L878-7(line 878) the Hoare annotation is: (= (bvadd ULTIMATE.start___VERIFIER_assert_~cond (_ bv4294967295 32)) (_ bv0 32)) [2020-10-25 21:44:58,095 INFO L274 CegarLoopResult]: For program point L878-8(line 878) no Hoare annotation was computed. [2020-10-25 21:44:58,095 INFO L274 CegarLoopResult]: For program point L878-9(line 878) no Hoare annotation was computed. [2020-10-25 21:44:58,095 INFO L270 CegarLoopResult]: At program point L878-11(line 878) the Hoare annotation is: (= (bvadd ULTIMATE.start___VERIFIER_assert_~cond (_ bv4294967295 32)) (_ bv0 32)) [2020-10-25 21:44:58,095 INFO L274 CegarLoopResult]: For program point L878-12(line 878) no Hoare annotation was computed. [2020-10-25 21:44:58,095 INFO L274 CegarLoopResult]: For program point L878-13(line 878) no Hoare annotation was computed. [2020-10-25 21:44:58,095 INFO L270 CegarLoopResult]: At program point L878-15(line 878) the Hoare annotation is: (= (bvadd ULTIMATE.start___VERIFIER_assert_~cond (_ bv4294967295 32)) (_ bv0 32)) [2020-10-25 21:44:58,096 INFO L274 CegarLoopResult]: For program point L878-16(line 878) no Hoare annotation was computed. [2020-10-25 21:44:58,096 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION(line 877) no Hoare annotation was computed. [2020-10-25 21:44:58,096 INFO L274 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-10-25 21:44:58,097 INFO L274 CegarLoopResult]: For program point L878-17(line 878) no Hoare annotation was computed. [2020-10-25 21:44:58,097 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-25 21:44:58,097 INFO L270 CegarLoopResult]: At program point L878-19(line 878) the Hoare annotation is: (= (bvadd ULTIMATE.start___VERIFIER_assert_~cond (_ bv4294967295 32)) (_ bv0 32)) [2020-10-25 21:44:58,097 INFO L274 CegarLoopResult]: For program point L878-20(line 878) no Hoare annotation was computed. [2020-10-25 21:44:58,097 INFO L274 CegarLoopResult]: For program point L878-21(line 878) no Hoare annotation was computed. [2020-10-25 21:44:58,097 INFO L270 CegarLoopResult]: At program point L878-23(lines 1 888) the Hoare annotation is: (= (bvadd ULTIMATE.start___VERIFIER_assert_~cond (_ bv4294967295 32)) (_ bv0 32)) [2020-10-25 21:44:58,098 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION(line 877) no Hoare annotation was computed. [2020-10-25 21:44:58,098 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION(line 877) no Hoare annotation was computed. [2020-10-25 21:44:58,098 INFO L274 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2020-10-25 21:44:58,099 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 877) no Hoare annotation was computed. [2020-10-25 21:44:58,099 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-25 21:44:58,099 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 877) no Hoare annotation was computed. [2020-10-25 21:44:58,100 INFO L274 CegarLoopResult]: For program point L877(line 877) no Hoare annotation was computed. [2020-10-25 21:44:58,100 INFO L274 CegarLoopResult]: For program point L877-2(line 877) no Hoare annotation was computed. [2020-10-25 21:44:58,101 INFO L274 CegarLoopResult]: For program point L877-3(line 877) no Hoare annotation was computed. [2020-10-25 21:44:58,102 INFO L274 CegarLoopResult]: For program point L877-4(line 877) no Hoare annotation was computed. [2020-10-25 21:44:58,102 INFO L274 CegarLoopResult]: For program point L877-6(line 877) no Hoare annotation was computed. [2020-10-25 21:44:58,103 INFO L274 CegarLoopResult]: For program point L877-7(line 877) no Hoare annotation was computed. [2020-10-25 21:44:58,103 INFO L274 CegarLoopResult]: For program point L877-8(line 877) no Hoare annotation was computed. [2020-10-25 21:44:58,104 INFO L274 CegarLoopResult]: For program point L877-10(line 877) no Hoare annotation was computed. [2020-10-25 21:44:58,105 INFO L274 CegarLoopResult]: For program point L877-11(line 877) no Hoare annotation was computed. [2020-10-25 21:44:58,130 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.10 09:44:58 BoogieIcfgContainer [2020-10-25 21:44:58,133 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-25 21:44:58,135 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-10-25 21:44:58,136 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-10-25 21:44:58,136 INFO L275 PluginConnector]: Witness Printer initialized [2020-10-25 21:44:58,137 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.10 09:44:57" (3/4) ... [2020-10-25 21:44:58,141 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-10-25 21:44:58,158 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 16 nodes and edges [2020-10-25 21:44:58,158 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2020-10-25 21:44:58,159 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2020-10-25 21:44:58,159 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-10-25 21:44:58,159 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-10-25 21:44:58,247 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2020-10-25 21:44:58,248 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-10-25 21:44:58,250 INFO L168 Benchmark]: Toolchain (without parser) took 2807.49 ms. Allocated memory was 54.5 MB in the beginning and 67.1 MB in the end (delta: 12.6 MB). Free memory was 30.2 MB in the beginning and 32.7 MB in the end (delta: -2.5 MB). Peak memory consumption was 11.1 MB. Max. memory is 16.1 GB. [2020-10-25 21:44:58,251 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 41.9 MB. Free memory was 19.8 MB in the beginning and 19.7 MB in the end (delta: 70.0 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-10-25 21:44:58,252 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1074.18 ms. Allocated memory was 54.5 MB in the beginning and 67.1 MB in the end (delta: 12.6 MB). Free memory was 29.6 MB in the beginning and 26.0 MB in the end (delta: 3.5 MB). Peak memory consumption was 25.9 MB. Max. memory is 16.1 GB. [2020-10-25 21:44:58,253 INFO L168 Benchmark]: Boogie Procedure Inliner took 62.59 ms. Allocated memory is still 67.1 MB. Free memory was 26.0 MB in the beginning and 23.3 MB in the end (delta: 2.7 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-10-25 21:44:58,253 INFO L168 Benchmark]: Boogie Preprocessor took 31.28 ms. Allocated memory is still 67.1 MB. Free memory was 23.3 MB in the beginning and 21.8 MB in the end (delta: 1.5 MB). There was no memory consumed. Max. memory is 16.1 GB. [2020-10-25 21:44:58,254 INFO L168 Benchmark]: RCFGBuilder took 705.88 ms. Allocated memory is still 67.1 MB. Free memory was 21.8 MB in the beginning and 35.6 MB in the end (delta: -13.8 MB). Peak memory consumption was 7.5 MB. Max. memory is 16.1 GB. [2020-10-25 21:44:58,255 INFO L168 Benchmark]: TraceAbstraction took 803.03 ms. Allocated memory is still 67.1 MB. Free memory was 34.7 MB in the beginning and 36.5 MB in the end (delta: -1.8 MB). There was no memory consumed. Max. memory is 16.1 GB. [2020-10-25 21:44:58,256 INFO L168 Benchmark]: Witness Printer took 112.38 ms. Allocated memory is still 67.1 MB. Free memory was 36.5 MB in the beginning and 32.7 MB in the end (delta: 3.8 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-10-25 21:44:58,259 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 ms. Allocated memory is still 41.9 MB. Free memory was 19.8 MB in the beginning and 19.7 MB in the end (delta: 70.0 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1074.18 ms. Allocated memory was 54.5 MB in the beginning and 67.1 MB in the end (delta: 12.6 MB). Free memory was 29.6 MB in the beginning and 26.0 MB in the end (delta: 3.5 MB). Peak memory consumption was 25.9 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 62.59 ms. Allocated memory is still 67.1 MB. Free memory was 26.0 MB in the beginning and 23.3 MB in the end (delta: 2.7 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 31.28 ms. Allocated memory is still 67.1 MB. Free memory was 23.3 MB in the beginning and 21.8 MB in the end (delta: 1.5 MB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 705.88 ms. Allocated memory is still 67.1 MB. Free memory was 21.8 MB in the beginning and 35.6 MB in the end (delta: -13.8 MB). Peak memory consumption was 7.5 MB. Max. memory is 16.1 GB. * TraceAbstraction took 803.03 ms. Allocated memory is still 67.1 MB. Free memory was 34.7 MB in the beginning and 36.5 MB in the end (delta: -1.8 MB). There was no memory consumed. Max. memory is 16.1 GB. * Witness Printer took 112.38 ms. Allocated memory is still 67.1 MB. Free memory was 36.5 MB in the beginning and 32.7 MB in the end (delta: 3.8 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 877]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 877]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 877]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 877]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 877]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 877]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 6 specifications checked. All of them hold - InvariantResult [Line: 878]: Loop Invariant Derived loop invariant: ~bvadd64(cond, 4294967295bv32) == 0bv32 - InvariantResult [Line: 878]: Loop Invariant Derived loop invariant: ~bvadd64(cond, 4294967295bv32) == 0bv32 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ~bvadd64(cond, 4294967295bv32) == 0bv32 - InvariantResult [Line: 878]: Loop Invariant Derived loop invariant: ~bvadd64(cond, 4294967295bv32) == 0bv32 - InvariantResult [Line: 878]: Loop Invariant Derived loop invariant: ~bvadd64(cond, 4294967295bv32) == 0bv32 - InvariantResult [Line: 878]: Loop Invariant Derived loop invariant: ~bvadd64(cond, 4294967295bv32) == 0bv32 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 46 locations, 6 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 0.5s, OverallIterations: 1, TraceHistogramMax: 1, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 9 SDtfs, 8 SDslu, 2 SDs, 0 SdLazy, 6 SolverSat, 10 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 10 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=46occurred 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, 6 LocationsWithAnnotation, 6 PreInvPairs, 12 NumberOfFragments, 30 HoareAnnotationTreeSize, 6 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 6 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 6 NumberOfCodeBlocks, 6 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 10 ConstructedInterpolants, 0 QuantifiedInterpolants, 85 SizeOfPredicates, 4 NumberOfNonLiveVariables, 31 ConjunctsInSsa, 3 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...