./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/floats-cbmc-regression/float8.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 2880296f 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 ../../../trunk/examples/svcomp/floats-cbmc-regression/float8.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 6d021e9e95b35a184f0bc361dec25920cdaba06c ..................................................................................................................................................................... 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 ../../../trunk/examples/svcomp/floats-cbmc-regression/float8.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 6d021e9e95b35a184f0bc361dec25920cdaba06c ................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-2880296 [2020-12-02 18:38:15,208 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-02 18:38:15,213 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-02 18:38:15,269 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-02 18:38:15,269 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-02 18:38:15,275 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-02 18:38:15,278 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-02 18:38:15,286 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-02 18:38:15,289 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-02 18:38:15,296 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-02 18:38:15,298 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-02 18:38:15,303 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-02 18:38:15,304 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-02 18:38:15,308 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-02 18:38:15,309 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-02 18:38:15,311 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-02 18:38:15,313 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-02 18:38:15,317 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-02 18:38:15,320 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-02 18:38:15,329 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-02 18:38:15,331 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-02 18:38:15,333 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-02 18:38:15,335 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-02 18:38:15,337 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-02 18:38:15,347 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-02 18:38:15,347 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-02 18:38:15,348 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-02 18:38:15,350 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-02 18:38:15,351 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-02 18:38:15,352 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-02 18:38:15,353 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-02 18:38:15,354 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-02 18:38:15,356 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-02 18:38:15,357 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-02 18:38:15,359 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-02 18:38:15,359 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-02 18:38:15,360 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-02 18:38:15,360 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-02 18:38:15,361 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-02 18:38:15,363 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-02 18:38:15,364 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-02 18:38:15,365 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2020-12-02 18:38:15,419 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-02 18:38:15,420 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-02 18:38:15,424 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-02 18:38:15,424 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-02 18:38:15,425 INFO L138 SettingsManager]: * Use SBE=true [2020-12-02 18:38:15,425 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-02 18:38:15,425 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-02 18:38:15,425 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-02 18:38:15,426 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-02 18:38:15,426 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-02 18:38:15,427 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-02 18:38:15,428 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-02 18:38:15,428 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-02 18:38:15,428 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-02 18:38:15,429 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-02 18:38:15,429 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-02 18:38:15,429 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-02 18:38:15,429 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-02 18:38:15,430 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-12-02 18:38:15,430 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-02 18:38:15,430 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-02 18:38:15,431 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-02 18:38:15,431 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-02 18:38:15,431 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-02 18:38:15,432 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-02 18:38:15,432 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-12-02 18:38:15,432 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-02 18:38:15,432 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-02 18:38:15,433 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-02 18:38:15,433 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6d021e9e95b35a184f0bc361dec25920cdaba06c [2020-12-02 18:38:15,850 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-02 18:38:15,882 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-02 18:38:15,888 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-02 18:38:15,890 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-02 18:38:15,891 INFO L275 PluginConnector]: CDTParser initialized [2020-12-02 18:38:15,893 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/floats-cbmc-regression/float8.i [2020-12-02 18:38:15,973 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b0bf74939/f2c89c47481c4461b0d15dd58156a7eb/FLAG59b77591a [2020-12-02 18:38:16,810 INFO L306 CDTParser]: Found 1 translation units. [2020-12-02 18:38:16,811 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/floats-cbmc-regression/float8.i [2020-12-02 18:38:16,831 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b0bf74939/f2c89c47481c4461b0d15dd58156a7eb/FLAG59b77591a [2020-12-02 18:38:17,037 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b0bf74939/f2c89c47481c4461b0d15dd58156a7eb [2020-12-02 18:38:17,040 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-02 18:38:17,043 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-02 18:38:17,045 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-02 18:38:17,045 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-02 18:38:17,055 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-02 18:38:17,056 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 06:38:17" (1/1) ... [2020-12-02 18:38:17,060 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@f61a3b3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:38:17, skipping insertion in model container [2020-12-02 18:38:17,060 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 06:38:17" (1/1) ... [2020-12-02 18:38:17,069 INFO L146 MainTranslator]: Starting translation in SV-COMP mode [2020-12-02 18:38:17,115 INFO L179 MainTranslator]: Built tables and reachable declarations [2020-12-02 18:38:17,706 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: finite 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:1710) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.translateStandardFunction(StandardFunctionHandler.java:234) 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.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:1407) 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:1351) 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: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) [2020-12-02 18:38:17,712 INFO L168 Benchmark]: Toolchain (without parser) took 667.89 ms. Allocated memory is still 56.6 MB. Free memory was 32.0 MB in the beginning and 33.2 MB in the end (delta: -1.1 MB). Peak memory consumption was 5.9 MB. Max. memory is 16.1 GB. [2020-12-02 18:38:17,713 INFO L168 Benchmark]: CDTParser took 0.32 ms. Allocated memory is still 41.9 MB. Free memory was 21.5 MB in the beginning and 21.5 MB in the end (delta: 42.0 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-02 18:38:17,714 INFO L168 Benchmark]: CACSL2BoogieTranslator took 664.22 ms. Allocated memory is still 56.6 MB. Free memory was 31.8 MB in the beginning and 33.2 MB in the end (delta: -1.4 MB). Peak memory consumption was 5.9 MB. Max. memory is 16.1 GB. [2020-12-02 18:38:17,716 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32 ms. Allocated memory is still 41.9 MB. Free memory was 21.5 MB in the beginning and 21.5 MB in the end (delta: 42.0 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 664.22 ms. Allocated memory is still 56.6 MB. Free memory was 31.8 MB in the beginning and 33.2 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: finite de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: finite: 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 0.2.0-2880296 [2020-12-02 18:38:20,132 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-02 18:38:20,136 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-02 18:38:20,183 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-02 18:38:20,184 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-02 18:38:20,186 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-02 18:38:20,188 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-02 18:38:20,190 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-02 18:38:20,193 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-02 18:38:20,194 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-02 18:38:20,195 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-02 18:38:20,197 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-02 18:38:20,198 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-02 18:38:20,199 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-02 18:38:20,201 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-02 18:38:20,203 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-02 18:38:20,204 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-02 18:38:20,205 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-02 18:38:20,208 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-02 18:38:20,210 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-02 18:38:20,213 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-02 18:38:20,217 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-02 18:38:20,219 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-02 18:38:20,221 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-02 18:38:20,233 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-02 18:38:20,234 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-02 18:38:20,235 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-02 18:38:20,236 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-02 18:38:20,238 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-02 18:38:20,240 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-02 18:38:20,240 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-02 18:38:20,241 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-02 18:38:20,243 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-02 18:38:20,248 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-02 18:38:20,249 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-02 18:38:20,250 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-02 18:38:20,250 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-02 18:38:20,251 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-02 18:38:20,251 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-02 18:38:20,252 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-02 18:38:20,254 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-02 18:38:20,256 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2020-12-02 18:38:20,310 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-02 18:38:20,310 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-02 18:38:20,312 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-02 18:38:20,312 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-02 18:38:20,313 INFO L138 SettingsManager]: * Use SBE=true [2020-12-02 18:38:20,313 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-02 18:38:20,313 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-02 18:38:20,313 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-02 18:38:20,313 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-02 18:38:20,314 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-02 18:38:20,314 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-02 18:38:20,314 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-02 18:38:20,314 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-12-02 18:38:20,314 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-12-02 18:38:20,315 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-02 18:38:20,315 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-02 18:38:20,315 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-02 18:38:20,315 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-02 18:38:20,315 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-02 18:38:20,316 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-12-02 18:38:20,316 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-02 18:38:20,316 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-02 18:38:20,316 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-02 18:38:20,316 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-02 18:38:20,317 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-02 18:38:20,317 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-02 18:38:20,317 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2020-12-02 18:38:20,317 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-12-02 18:38:20,317 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-02 18:38:20,318 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-02 18:38:20,318 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-12-02 18:38:20,318 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6d021e9e95b35a184f0bc361dec25920cdaba06c [2020-12-02 18:38:20,700 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-02 18:38:20,740 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-02 18:38:20,746 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-02 18:38:20,748 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-02 18:38:20,749 INFO L275 PluginConnector]: CDTParser initialized [2020-12-02 18:38:20,750 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/floats-cbmc-regression/float8.i [2020-12-02 18:38:20,829 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b65bffbdd/100d8d3500df45e2ab85f3382a50c7bc/FLAG6141e4241 [2020-12-02 18:38:21,629 INFO L306 CDTParser]: Found 1 translation units. [2020-12-02 18:38:21,630 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/floats-cbmc-regression/float8.i [2020-12-02 18:38:21,669 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b65bffbdd/100d8d3500df45e2ab85f3382a50c7bc/FLAG6141e4241 [2020-12-02 18:38:21,845 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b65bffbdd/100d8d3500df45e2ab85f3382a50c7bc [2020-12-02 18:38:21,855 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-02 18:38:21,858 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-02 18:38:21,860 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-02 18:38:21,860 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-02 18:38:21,864 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-02 18:38:21,865 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 06:38:21" (1/1) ... [2020-12-02 18:38:21,869 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7d089642 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:38:21, skipping insertion in model container [2020-12-02 18:38:21,870 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 06:38:21" (1/1) ... [2020-12-02 18:38:21,879 INFO L146 MainTranslator]: Starting translation in SV-COMP mode [2020-12-02 18:38:21,928 INFO L179 MainTranslator]: Built tables and reachable declarations [2020-12-02 18:38:22,612 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/floats-cbmc-regression/float8.i[40985,40998] [2020-12-02 18:38:22,619 INFO L211 PostProcessor]: Analyzing one entry point: main [2020-12-02 18:38:22,650 INFO L212 MainTranslator]: Completed pre-run [2020-12-02 18:38:22,700 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/floats-cbmc-regression/float8.i[40985,40998] [2020-12-02 18:38:22,702 INFO L211 PostProcessor]: Analyzing one entry point: main [2020-12-02 18:38:23,057 INFO L217 MainTranslator]: Completed translation [2020-12-02 18:38:23,061 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:38:23 WrapperNode [2020-12-02 18:38:23,061 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-02 18:38:23,063 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-02 18:38:23,064 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-02 18:38:23,064 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-02 18:38:23,074 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:38:23" (1/1) ... [2020-12-02 18:38:23,124 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:38:23" (1/1) ... [2020-12-02 18:38:23,159 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-02 18:38:23,160 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-02 18:38:23,161 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-02 18:38:23,161 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-02 18:38:23,169 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:38:23" (1/1) ... [2020-12-02 18:38:23,169 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:38:23" (1/1) ... [2020-12-02 18:38:23,172 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:38:23" (1/1) ... [2020-12-02 18:38:23,172 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:38:23" (1/1) ... [2020-12-02 18:38:23,179 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:38:23" (1/1) ... [2020-12-02 18:38:23,181 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:38:23" (1/1) ... [2020-12-02 18:38:23,184 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:38:23" (1/1) ... [2020-12-02 18:38:23,188 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-02 18:38:23,189 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-02 18:38:23,189 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-02 18:38:23,189 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-02 18:38:23,194 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:38:23" (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 [2020-12-02 18:38:23,306 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.float_to_bitvec_DOUBLE [2020-12-02 18:38:23,306 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2020-12-02 18:38:23,306 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-02 18:38:23,307 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-02 18:38:23,307 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-02 18:38:23,588 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-02 18:38:23,588 INFO L298 CfgBuilder]: Removed 6 assume(true) statements. [2020-12-02 18:38:23,590 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 06:38:23 BoogieIcfgContainer [2020-12-02 18:38:23,590 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-02 18:38:23,592 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-12-02 18:38:23,593 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-12-02 18:38:23,596 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-12-02 18:38:23,597 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 06:38:21" (1/3) ... [2020-12-02 18:38:23,598 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@190d9223 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 06:38:23, skipping insertion in model container [2020-12-02 18:38:23,598 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:38:23" (2/3) ... [2020-12-02 18:38:23,598 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@190d9223 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 06:38:23, skipping insertion in model container [2020-12-02 18:38:23,599 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 06:38:23" (3/3) ... [2020-12-02 18:38:23,600 INFO L111 eAbstractionObserver]: Analyzing ICFG float8.i [2020-12-02 18:38:23,618 INFO L180 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-12-02 18:38:23,622 INFO L192 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-12-02 18:38:23,637 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-12-02 18:38:23,680 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-12-02 18:38:23,680 INFO L378 AbstractCegarLoop]: Hoare is true [2020-12-02 18:38:23,681 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-12-02 18:38:23,681 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-12-02 18:38:23,681 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-12-02 18:38:23,681 INFO L382 AbstractCegarLoop]: Difference is false [2020-12-02 18:38:23,681 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-12-02 18:38:23,681 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-12-02 18:38:23,698 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states. [2020-12-02 18:38:23,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2020-12-02 18:38:23,720 INFO L414 BasicCegarLoop]: Found error trace [2020-12-02 18:38:23,723 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2020-12-02 18:38:23,723 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-02 18:38:23,733 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-02 18:38:23,733 INFO L82 PathProgramCache]: Analyzing trace with hash 889508712, now seen corresponding path program 1 times [2020-12-02 18:38:23,760 INFO L162 FreeRefinementEngine]: Executing refinement strategy WOLF [2020-12-02 18:38:23,761 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [956834572] [2020-12-02 18:38:23,761 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 [2020-12-02 18:38:23,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-02 18:38:23,946 INFO L263 TraceCheckSpWp]: Trace formula consists of 26 conjuncts, 1 conjunts are in the unsatisfiable core [2020-12-02 18:38:23,952 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-02 18:38:23,981 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-02 18:38:23,982 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-12-02 18:38:23,990 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-02 18:38:23,991 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [956834572] [2020-12-02 18:38:23,992 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-12-02 18:38:23,993 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2020-12-02 18:38:23,994 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [633496229] [2020-12-02 18:38:23,999 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-12-02 18:38:24,000 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2020-12-02 18:38:24,016 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-12-02 18:38:24,017 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-12-02 18:38:24,020 INFO L87 Difference]: Start difference. First operand 10 states. Second operand 2 states. [2020-12-02 18:38:24,035 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-02 18:38:24,036 INFO L93 Difference]: Finished difference Result 17 states and 18 transitions. [2020-12-02 18:38:24,036 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-12-02 18:38:24,038 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 6 [2020-12-02 18:38:24,038 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-02 18:38:24,048 INFO L225 Difference]: With dead ends: 17 [2020-12-02 18:38:24,048 INFO L226 Difference]: Without dead ends: 7 [2020-12-02 18:38:24,051 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-12-02 18:38:24,073 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7 states. [2020-12-02 18:38:24,086 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7 to 7. [2020-12-02 18:38:24,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2020-12-02 18:38:24,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 6 transitions. [2020-12-02 18:38:24,091 INFO L78 Accepts]: Start accepts. Automaton has 7 states and 6 transitions. Word has length 6 [2020-12-02 18:38:24,091 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-02 18:38:24,091 INFO L481 AbstractCegarLoop]: Abstraction has 7 states and 6 transitions. [2020-12-02 18:38:24,092 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-12-02 18:38:24,092 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 6 transitions. [2020-12-02 18:38:24,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2020-12-02 18:38:24,093 INFO L414 BasicCegarLoop]: Found error trace [2020-12-02 18:38:24,093 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2020-12-02 18:38:24,308 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2020-12-02 18:38:24,308 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-02 18:38:24,309 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-02 18:38:24,310 INFO L82 PathProgramCache]: Analyzing trace with hash 889568294, now seen corresponding path program 1 times [2020-12-02 18:38:24,311 INFO L162 FreeRefinementEngine]: Executing refinement strategy WOLF [2020-12-02 18:38:24,311 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1120071105] [2020-12-02 18:38:24,311 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 3 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with mathsat -unsat_core_generation=3 [2020-12-02 18:38:25,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-02 18:38:25,360 INFO L263 TraceCheckSpWp]: Trace formula consists of 26 conjuncts, 7 conjunts are in the unsatisfiable core [2020-12-02 18:38:25,362 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-02 18:38:25,563 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-02 18:38:25,564 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-12-02 18:38:25,786 INFO L398 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 2, 4, 3, 1] term [2020-12-02 18:38:25,787 INFO L639 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-12-02 18:38:25,791 INFO L639 QuantifierPusher]: Distributing 3 disjuncts over 3 conjuncts [2020-12-02 18:38:25,825 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-02 18:38:25,826 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1120071105] [2020-12-02 18:38:25,826 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-12-02 18:38:25,826 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 9 [2020-12-02 18:38:25,827 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2089235316] [2020-12-02 18:38:25,828 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-12-02 18:38:25,828 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2020-12-02 18:38:25,829 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-12-02 18:38:25,830 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2020-12-02 18:38:25,830 INFO L87 Difference]: Start difference. First operand 7 states and 6 transitions. Second operand 9 states. [2020-12-02 18:38:26,102 WARN L197 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 34 [2020-12-02 18:38:26,103 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-02 18:38:26,103 INFO L93 Difference]: Finished difference Result 7 states and 6 transitions. [2020-12-02 18:38:26,104 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-12-02 18:38:26,104 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 6 [2020-12-02 18:38:26,104 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-02 18:38:26,104 INFO L225 Difference]: With dead ends: 7 [2020-12-02 18:38:26,104 INFO L226 Difference]: Without dead ends: 0 [2020-12-02 18:38:26,106 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=39, Invalid=71, Unknown=0, NotChecked=0, Total=110 [2020-12-02 18:38:26,106 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-12-02 18:38:26,107 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-12-02 18:38:26,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-12-02 18:38:26,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-12-02 18:38:26,107 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 6 [2020-12-02 18:38:26,107 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-02 18:38:26,107 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-12-02 18:38:26,108 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-12-02 18:38:26,108 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-12-02 18:38:26,108 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-12-02 18:38:26,317 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2020-12-02 18:38:26,321 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-12-02 18:38:26,325 INFO L262 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-12-02 18:38:26,325 INFO L262 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2020-12-02 18:38:26,325 INFO L262 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-12-02 18:38:26,325 INFO L262 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-12-02 18:38:26,326 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 973) no Hoare annotation was computed. [2020-12-02 18:38:26,326 INFO L262 CegarLoopResult]: For program point L973(line 973) no Hoare annotation was computed. [2020-12-02 18:38:26,326 INFO L262 CegarLoopResult]: For program point L973-1(line 973) no Hoare annotation was computed. [2020-12-02 18:38:26,326 INFO L262 CegarLoopResult]: For program point L966(lines 966 974) no Hoare annotation was computed. [2020-12-02 18:38:26,326 INFO L262 CegarLoopResult]: For program point L3(line 3) no Hoare annotation was computed. [2020-12-02 18:38:26,326 INFO L262 CegarLoopResult]: For program point L2(lines 2 4) no Hoare annotation was computed. [2020-12-02 18:38:26,332 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.12 06:38:26 BoogieIcfgContainer [2020-12-02 18:38:26,332 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-12-02 18:38:26,333 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-12-02 18:38:26,333 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-12-02 18:38:26,333 INFO L275 PluginConnector]: Witness Printer initialized [2020-12-02 18:38:26,334 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 06:38:23" (3/4) ... [2020-12-02 18:38:26,338 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-12-02 18:38:26,349 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2020-12-02 18:38:26,350 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2020-12-02 18:38:26,350 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-12-02 18:38:26,350 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-12-02 18:38:26,392 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2020-12-02 18:38:26,392 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-12-02 18:38:26,394 INFO L168 Benchmark]: Toolchain (without parser) took 4535.76 ms. Allocated memory was 44.0 MB in the beginning and 67.1 MB in the end (delta: 23.1 MB). Free memory was 28.1 MB in the beginning and 29.6 MB in the end (delta: -1.5 MB). Peak memory consumption was 20.4 MB. Max. memory is 16.1 GB. [2020-12-02 18:38:26,395 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 44.0 MB. Free memory was 26.1 MB in the beginning and 26.1 MB in the end (delta: 52.6 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-02 18:38:26,396 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1202.89 ms. Allocated memory was 44.0 MB in the beginning and 54.5 MB in the end (delta: 10.5 MB). Free memory was 28.0 MB in the beginning and 32.2 MB in the end (delta: -4.2 MB). Peak memory consumption was 24.8 MB. Max. memory is 16.1 GB. [2020-12-02 18:38:26,396 INFO L168 Benchmark]: Boogie Procedure Inliner took 95.58 ms. Allocated memory is still 54.5 MB. Free memory was 32.2 MB in the beginning and 30.1 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-12-02 18:38:26,397 INFO L168 Benchmark]: Boogie Preprocessor took 27.67 ms. Allocated memory is still 54.5 MB. Free memory was 30.1 MB in the beginning and 28.9 MB in the end (delta: 1.2 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-12-02 18:38:26,398 INFO L168 Benchmark]: RCFGBuilder took 401.50 ms. Allocated memory is still 54.5 MB. Free memory was 28.4 MB in the beginning and 15.9 MB in the end (delta: 12.6 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2020-12-02 18:38:26,399 INFO L168 Benchmark]: TraceAbstraction took 2739.96 ms. Allocated memory was 54.5 MB in the beginning and 67.1 MB in the end (delta: 12.6 MB). Free memory was 15.4 MB in the beginning and 31.7 MB in the end (delta: -16.3 MB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-02 18:38:26,399 INFO L168 Benchmark]: Witness Printer took 59.27 ms. Allocated memory is still 67.1 MB. Free memory was 31.7 MB in the beginning and 29.6 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-12-02 18:38:26,404 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 ms. Allocated memory is still 44.0 MB. Free memory was 26.1 MB in the beginning and 26.1 MB in the end (delta: 52.6 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1202.89 ms. Allocated memory was 44.0 MB in the beginning and 54.5 MB in the end (delta: 10.5 MB). Free memory was 28.0 MB in the beginning and 32.2 MB in the end (delta: -4.2 MB). Peak memory consumption was 24.8 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 95.58 ms. Allocated memory is still 54.5 MB. Free memory was 32.2 MB in the beginning and 30.1 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 27.67 ms. Allocated memory is still 54.5 MB. Free memory was 30.1 MB in the beginning and 28.9 MB in the end (delta: 1.2 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 401.50 ms. Allocated memory is still 54.5 MB. Free memory was 28.4 MB in the beginning and 15.9 MB in the end (delta: 12.6 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * TraceAbstraction took 2739.96 ms. Allocated memory was 54.5 MB in the beginning and 67.1 MB in the end (delta: 12.6 MB). Free memory was 15.4 MB in the beginning and 31.7 MB in the end (delta: -16.3 MB). There was no memory consumed. Max. memory is 16.1 GB. * Witness Printer took 59.27 ms. Allocated memory is still 67.1 MB. Free memory was 31.7 MB in the beginning and 29.6 MB in the end (delta: 2.1 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: 973]: call to reach_error is unreachable For all program executions holds that call to reach_error is 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: 2.6s, OverallIterations: 2, TraceHistogramMax: 1, AutomataDifference: 0.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 11 SDtfs, 6 SDslu, 1 SDs, 0 SdLazy, 9 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 22 GetRequests, 12 SyntacticMatches, 1 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.5s 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, 2 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, 1.1s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 12 NumberOfCodeBlocks, 12 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 20 ConstructedInterpolants, 2 QuantifiedInterpolants, 1255 SizeOfPredicates, 6 NumberOfNonLiveVariables, 52 ConjunctsInSsa, 8 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 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...