./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/floats-esbmc-regression/fabs_true-unreach-call.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_e49a3719-3b9e-4d28-8cd7-a07e6f6f4584/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_e49a3719-3b9e-4d28-8cd7-a07e6f6f4584/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_e49a3719-3b9e-4d28-8cd7-a07e6f6f4584/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_e49a3719-3b9e-4d28-8cd7-a07e6f6f4584/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/floats-esbmc-regression/fabs_true-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_e49a3719-3b9e-4d28-8cd7-a07e6f6f4584/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_e49a3719-3b9e-4d28-8cd7-a07e6f6f4584/bin-2019/utaipan --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash e96f7460ddf7c6067a0934eb08c9c2b5df3d659b ...................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_e49a3719-3b9e-4d28-8cd7-a07e6f6f4584/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_e49a3719-3b9e-4d28-8cd7-a07e6f6f4584/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_e49a3719-3b9e-4d28-8cd7-a07e6f6f4584/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_e49a3719-3b9e-4d28-8cd7-a07e6f6f4584/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/floats-esbmc-regression/fabs_true-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_e49a3719-3b9e-4d28-8cd7-a07e6f6f4584/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_e49a3719-3b9e-4d28-8cd7-a07e6f6f4584/bin-2019/utaipan --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash e96f7460ddf7c6067a0934eb08c9c2b5df3d659b .................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-10-26 22:33:53,973 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-26 22:33:53,975 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-26 22:33:53,984 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-26 22:33:53,985 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-26 22:33:53,985 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-26 22:33:53,986 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-26 22:33:53,988 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-26 22:33:53,989 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-26 22:33:53,990 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-26 22:33:53,991 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-26 22:33:53,991 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-26 22:33:53,992 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-26 22:33:53,993 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-26 22:33:53,994 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-26 22:33:53,995 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-26 22:33:53,995 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-26 22:33:53,997 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-26 22:33:53,999 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-26 22:33:54,000 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-26 22:33:54,001 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-26 22:33:54,002 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-26 22:33:54,003 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-26 22:33:54,004 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-26 22:33:54,004 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-26 22:33:54,005 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-26 22:33:54,006 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-26 22:33:54,006 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-26 22:33:54,007 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-26 22:33:54,008 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-26 22:33:54,008 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-26 22:33:54,009 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-26 22:33:54,009 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-26 22:33:54,009 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-26 22:33:54,010 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-26 22:33:54,011 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-26 22:33:54,011 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_e49a3719-3b9e-4d28-8cd7-a07e6f6f4584/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-10-26 22:33:54,022 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-26 22:33:54,022 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-26 22:33:54,023 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-26 22:33:54,023 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-26 22:33:54,023 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-26 22:33:54,023 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-26 22:33:54,023 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-10-26 22:33:54,023 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-26 22:33:54,023 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-10-26 22:33:54,024 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-10-26 22:33:54,024 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-26 22:33:54,024 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-26 22:33:54,026 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-26 22:33:54,026 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-26 22:33:54,026 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-26 22:33:54,026 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-26 22:33:54,026 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-26 22:33:54,026 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-26 22:33:54,026 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-26 22:33:54,027 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-26 22:33:54,027 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-26 22:33:54,027 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-26 22:33:54,027 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-26 22:33:54,027 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-26 22:33:54,027 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-26 22:33:54,027 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-26 22:33:54,028 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-26 22:33:54,028 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-26 22:33:54,028 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-26 22:33:54,028 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-26 22:33:54,028 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-10-26 22:33:54,028 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-26 22:33:54,028 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-26 22:33:54,028 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-26 22:33:54,029 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/working_dir_e49a3719-3b9e-4d28-8cd7-a07e6f6f4584/bin-2019/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e96f7460ddf7c6067a0934eb08c9c2b5df3d659b [2018-10-26 22:33:54,057 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-26 22:33:54,067 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-26 22:33:54,070 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-26 22:33:54,072 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-26 22:33:54,072 INFO L276 PluginConnector]: CDTParser initialized [2018-10-26 22:33:54,073 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_e49a3719-3b9e-4d28-8cd7-a07e6f6f4584/bin-2019/utaipan/../../sv-benchmarks/c/floats-esbmc-regression/fabs_true-unreach-call.i [2018-10-26 22:33:54,124 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e49a3719-3b9e-4d28-8cd7-a07e6f6f4584/bin-2019/utaipan/data/39db13baf/f2307b00392f4e8fa374a8066285ac94/FLAGb88829769 [2018-10-26 22:33:54,584 INFO L298 CDTParser]: Found 1 translation units. [2018-10-26 22:33:54,585 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_e49a3719-3b9e-4d28-8cd7-a07e6f6f4584/sv-benchmarks/c/floats-esbmc-regression/fabs_true-unreach-call.i [2018-10-26 22:33:54,595 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e49a3719-3b9e-4d28-8cd7-a07e6f6f4584/bin-2019/utaipan/data/39db13baf/f2307b00392f4e8fa374a8066285ac94/FLAGb88829769 [2018-10-26 22:33:54,609 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_e49a3719-3b9e-4d28-8cd7-a07e6f6f4584/bin-2019/utaipan/data/39db13baf/f2307b00392f4e8fa374a8066285ac94 [2018-10-26 22:33:54,612 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-26 22:33:54,613 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-26 22:33:54,614 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-26 22:33:54,614 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-26 22:33:54,618 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-26 22:33:54,619 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 10:33:54" (1/1) ... [2018-10-26 22:33:54,622 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4c875d92 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:33:54, skipping insertion in model container [2018-10-26 22:33:54,622 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 10:33:54" (1/1) ... [2018-10-26 22:33:54,631 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-26 22:33:54,680 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-26 22:33:55,141 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: fabs at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.constructOtherUnaryFloatOperation(IntegerTranslation.java:838) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.StandardFunctionHandler.handleUnaryFloatFunction(StandardFunctionHandler.java:1081) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.StandardFunctionHandler.translateStandardFunction(StandardFunctionHandler.java:193) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1349) 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:662) 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.dispatchDecaySwitchToRValueFunctionArgument(ExpressionResultTransformer.java:113) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionCallGivenNameAndArguments(FunctionHandler.java:647) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionCallExpression(FunctionHandler.java:488) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1356) 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:1300) 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:960) 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:364) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1371) 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:3316) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2119) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:537) 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:188) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:117) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:95) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:129) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-10-26 22:33:55,144 INFO L168 Benchmark]: Toolchain (without parser) took 532.04 ms. Allocated memory is still 1.0 GB. Free memory was 958.1 MB in the beginning and 941.8 MB in the end (delta: 16.3 MB). Peak memory consumption was 16.3 MB. Max. memory is 11.5 GB. [2018-10-26 22:33:55,146 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-26 22:33:55,146 INFO L168 Benchmark]: CACSL2BoogieTranslator took 529.57 ms. Allocated memory is still 1.0 GB. Free memory was 958.1 MB in the beginning and 941.8 MB in the end (delta: 16.3 MB). Peak memory consumption was 16.3 MB. Max. memory is 11.5 GB. [2018-10-26 22:33:55,148 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 529.57 ms. Allocated memory is still 1.0 GB. Free memory was 958.1 MB in the beginning and 941.8 MB in the end (delta: 16.3 MB). Peak memory consumption was 16.3 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: 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:838) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-1dbac8b [2018-10-26 22:33:56,935 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-26 22:33:56,936 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-26 22:33:56,944 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-26 22:33:56,945 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-26 22:33:56,945 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-26 22:33:56,949 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-26 22:33:56,951 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-26 22:33:56,954 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-26 22:33:56,958 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-26 22:33:56,960 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-26 22:33:56,961 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-26 22:33:56,961 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-26 22:33:56,962 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-26 22:33:56,963 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-26 22:33:56,964 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-26 22:33:56,967 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-26 22:33:56,970 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-26 22:33:56,982 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-26 22:33:56,983 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-26 22:33:56,984 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-26 22:33:56,986 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-26 22:33:56,987 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-26 22:33:56,988 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-26 22:33:56,988 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-26 22:33:56,993 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-26 22:33:56,994 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-26 22:33:56,995 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-26 22:33:56,996 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-26 22:33:56,996 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-26 22:33:56,997 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-26 22:33:56,997 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-26 22:33:56,997 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-26 22:33:56,997 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-26 22:33:56,998 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-26 22:33:56,999 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-26 22:33:56,999 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_e49a3719-3b9e-4d28-8cd7-a07e6f6f4584/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-10-26 22:33:57,011 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-26 22:33:57,011 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-26 22:33:57,012 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-26 22:33:57,012 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-26 22:33:57,012 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-26 22:33:57,012 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-26 22:33:57,013 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-26 22:33:57,013 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-26 22:33:57,013 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-26 22:33:57,014 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-26 22:33:57,014 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-26 22:33:57,014 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-26 22:33:57,014 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-26 22:33:57,014 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-26 22:33:57,014 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-26 22:33:57,015 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-10-26 22:33:57,015 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-10-26 22:33:57,015 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-26 22:33:57,015 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-26 22:33:57,015 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-26 22:33:57,015 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-26 22:33:57,016 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-26 22:33:57,016 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-26 22:33:57,016 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-26 22:33:57,016 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-26 22:33:57,016 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-26 22:33:57,016 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-26 22:33:57,017 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-26 22:33:57,017 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-10-26 22:33:57,017 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-26 22:33:57,017 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-10-26 22:33:57,017 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-10-26 22:33:57,017 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/working_dir_e49a3719-3b9e-4d28-8cd7-a07e6f6f4584/bin-2019/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e96f7460ddf7c6067a0934eb08c9c2b5df3d659b [2018-10-26 22:33:57,051 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-26 22:33:57,062 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-26 22:33:57,066 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-26 22:33:57,067 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-26 22:33:57,067 INFO L276 PluginConnector]: CDTParser initialized [2018-10-26 22:33:57,068 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_e49a3719-3b9e-4d28-8cd7-a07e6f6f4584/bin-2019/utaipan/../../sv-benchmarks/c/floats-esbmc-regression/fabs_true-unreach-call.i [2018-10-26 22:33:57,119 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e49a3719-3b9e-4d28-8cd7-a07e6f6f4584/bin-2019/utaipan/data/58344c553/c0ff551a9ea44291ae608f4586989112/FLAG000f85cfd [2018-10-26 22:33:57,616 INFO L298 CDTParser]: Found 1 translation units. [2018-10-26 22:33:57,619 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_e49a3719-3b9e-4d28-8cd7-a07e6f6f4584/sv-benchmarks/c/floats-esbmc-regression/fabs_true-unreach-call.i [2018-10-26 22:33:57,631 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e49a3719-3b9e-4d28-8cd7-a07e6f6f4584/bin-2019/utaipan/data/58344c553/c0ff551a9ea44291ae608f4586989112/FLAG000f85cfd [2018-10-26 22:33:57,648 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_e49a3719-3b9e-4d28-8cd7-a07e6f6f4584/bin-2019/utaipan/data/58344c553/c0ff551a9ea44291ae608f4586989112 [2018-10-26 22:33:57,651 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-26 22:33:57,653 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-26 22:33:57,654 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-26 22:33:57,654 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-26 22:33:57,661 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-26 22:33:57,662 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 10:33:57" (1/1) ... [2018-10-26 22:33:57,664 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4c9fe617 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:33:57, skipping insertion in model container [2018-10-26 22:33:57,664 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 10:33:57" (1/1) ... [2018-10-26 22:33:57,674 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-26 22:33:57,723 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-26 22:33:58,354 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 22:33:58,359 INFO L189 MainTranslator]: Completed pre-run [2018-10-26 22:33:58,387 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 22:33:58,699 INFO L193 MainTranslator]: Completed translation [2018-10-26 22:33:58,700 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:33:58 WrapperNode [2018-10-26 22:33:58,700 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-26 22:33:58,701 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-26 22:33:58,701 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-26 22:33:58,701 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-26 22:33:58,709 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:33:58" (1/1) ... [2018-10-26 22:33:58,739 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:33:58" (1/1) ... [2018-10-26 22:33:58,754 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-26 22:33:58,755 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-26 22:33:58,755 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-26 22:33:58,755 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-26 22:33:58,764 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:33:58" (1/1) ... [2018-10-26 22:33:58,764 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:33:58" (1/1) ... [2018-10-26 22:33:58,766 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:33:58" (1/1) ... [2018-10-26 22:33:58,767 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:33:58" (1/1) ... [2018-10-26 22:33:58,771 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:33:58" (1/1) ... [2018-10-26 22:33:58,774 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:33:58" (1/1) ... [2018-10-26 22:33:58,777 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:33:58" (1/1) ... [2018-10-26 22:33:58,781 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-26 22:33:58,785 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-26 22:33:58,785 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-26 22:33:58,785 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-26 22:33:58,786 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:33:58" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e49a3719-3b9e-4d28-8cd7-a07e6f6f4584/bin-2019/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-26 22:33:58,907 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-10-26 22:33:58,907 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-10-26 22:33:58,907 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-26 22:33:58,908 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-26 22:33:58,908 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-26 22:33:58,908 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-26 22:33:58,908 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-26 22:33:58,908 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-26 22:33:59,157 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-26 22:33:59,158 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 10:33:59 BoogieIcfgContainer [2018-10-26 22:33:59,158 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-26 22:33:59,159 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-10-26 22:33:59,159 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-10-26 22:33:59,162 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-10-26 22:33:59,162 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.10 10:33:57" (1/3) ... [2018-10-26 22:33:59,163 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3641d36d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.10 10:33:59, skipping insertion in model container [2018-10-26 22:33:59,163 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:33:58" (2/3) ... [2018-10-26 22:33:59,163 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3641d36d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.10 10:33:59, skipping insertion in model container [2018-10-26 22:33:59,163 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 10:33:59" (3/3) ... [2018-10-26 22:33:59,167 INFO L112 eAbstractionObserver]: Analyzing ICFG fabs_true-unreach-call.i [2018-10-26 22:33:59,176 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-10-26 22:33:59,183 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-10-26 22:33:59,195 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-10-26 22:33:59,218 INFO L135 ementStrategyFactory]: Using default assertion order modulation [2018-10-26 22:33:59,218 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-10-26 22:33:59,219 INFO L383 AbstractCegarLoop]: Hoare is true [2018-10-26 22:33:59,219 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-10-26 22:33:59,219 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-10-26 22:33:59,219 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-10-26 22:33:59,219 INFO L387 AbstractCegarLoop]: Difference is false [2018-10-26 22:33:59,219 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-10-26 22:33:59,219 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-10-26 22:33:59,245 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states. [2018-10-26 22:33:59,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-26 22:33:59,252 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 22:33:59,253 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 22:33:59,255 INFO L424 AbstractCegarLoop]: === Iteration 1 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 22:33:59,260 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 22:33:59,261 INFO L82 PathProgramCache]: Analyzing trace with hash 1899764401, now seen corresponding path program 1 times [2018-10-26 22:33:59,265 INFO L225 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-10-26 22:33:59,265 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e49a3719-3b9e-4d28-8cd7-a07e6f6f4584/bin-2019/utaipan/mathsat Starting monitored process 2 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with mathsat -unsat_core_generation=3 [2018-10-26 22:33:59,274 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 22:33:59,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:33:59,302 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-26 22:33:59,408 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 22:33:59,408 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-10-26 22:33:59,415 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 22:33:59,416 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-10-26 22:33:59,419 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-10-26 22:33:59,427 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-10-26 22:33:59,427 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-10-26 22:33:59,429 INFO L87 Difference]: Start difference. First operand 24 states. Second operand 4 states. [2018-10-26 22:33:59,577 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 22:33:59,577 INFO L93 Difference]: Finished difference Result 47 states and 66 transitions. [2018-10-26 22:33:59,578 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-10-26 22:33:59,579 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 8 [2018-10-26 22:33:59,579 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 22:33:59,586 INFO L225 Difference]: With dead ends: 47 [2018-10-26 22:33:59,586 INFO L226 Difference]: Without dead ends: 21 [2018-10-26 22:33:59,589 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-10-26 22:33:59,606 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21 states. [2018-10-26 22:33:59,624 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21 to 21. [2018-10-26 22:33:59,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 21 states. [2018-10-26 22:33:59,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 21 states and 24 transitions. [2018-10-26 22:33:59,630 INFO L78 Accepts]: Start accepts. Automaton has 21 states and 24 transitions. Word has length 8 [2018-10-26 22:33:59,630 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 22:33:59,630 INFO L481 AbstractCegarLoop]: Abstraction has 21 states and 24 transitions. [2018-10-26 22:33:59,630 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-10-26 22:33:59,630 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 24 transitions. [2018-10-26 22:33:59,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-10-26 22:33:59,633 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 22:33:59,633 INFO L375 BasicCegarLoop]: trace histogram [6, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 22:33:59,633 INFO L424 AbstractCegarLoop]: === Iteration 2 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 22:33:59,634 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 22:33:59,634 INFO L82 PathProgramCache]: Analyzing trace with hash 793330874, now seen corresponding path program 1 times [2018-10-26 22:33:59,634 INFO L225 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-10-26 22:33:59,634 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e49a3719-3b9e-4d28-8cd7-a07e6f6f4584/bin-2019/utaipan/mathsat Starting monitored process 3 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with mathsat -unsat_core_generation=3 [2018-10-26 22:33:59,648 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 22:33:59,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:33:59,671 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-26 22:33:59,988 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2018-10-26 22:33:59,988 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-10-26 22:33:59,999 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 22:34:00,000 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-10-26 22:34:00,001 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-10-26 22:34:00,002 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-10-26 22:34:00,002 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-10-26 22:34:00,002 INFO L87 Difference]: Start difference. First operand 21 states and 24 transitions. Second operand 6 states. [2018-10-26 22:34:00,111 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 22:34:00,112 INFO L93 Difference]: Finished difference Result 21 states and 24 transitions. [2018-10-26 22:34:00,112 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-10-26 22:34:00,112 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 36 [2018-10-26 22:34:00,112 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 22:34:00,113 INFO L225 Difference]: With dead ends: 21 [2018-10-26 22:34:00,113 INFO L226 Difference]: Without dead ends: 0 [2018-10-26 22:34:00,114 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 31 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2018-10-26 22:34:00,114 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-10-26 22:34:00,114 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-10-26 22:34:00,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-10-26 22:34:00,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-10-26 22:34:00,115 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 36 [2018-10-26 22:34:00,115 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 22:34:00,115 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-10-26 22:34:00,115 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-10-26 22:34:00,115 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-10-26 22:34:00,115 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-10-26 22:34:00,120 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-10-26 22:34:00,208 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.initFINAL(line -1) the Hoare annotation is: true [2018-10-26 22:34:00,208 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-10-26 22:34:00,208 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-10-26 22:34:00,208 INFO L428 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: true [2018-10-26 22:34:00,209 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-10-26 22:34:00,209 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-10-26 22:34:00,209 INFO L428 ceAbstractionStarter]: At program point mainENTRY(lines 869 877) the Hoare annotation is: true [2018-10-26 22:34:00,209 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 869 877) no Hoare annotation was computed. [2018-10-26 22:34:00,209 INFO L425 ceAbstractionStarter]: For program point mainFINAL(lines 869 877) no Hoare annotation was computed. [2018-10-26 22:34:00,209 INFO L425 ceAbstractionStarter]: For program point L875(lines 870 877) no Hoare annotation was computed. [2018-10-26 22:34:00,209 INFO L425 ceAbstractionStarter]: For program point L876-1(line 876) no Hoare annotation was computed. [2018-10-26 22:34:00,209 INFO L428 ceAbstractionStarter]: At program point L874(line 874) the Hoare annotation is: true [2018-10-26 22:34:00,210 INFO L428 ceAbstractionStarter]: At program point L873(line 873) the Hoare annotation is: true [2018-10-26 22:34:00,210 INFO L425 ceAbstractionStarter]: For program point L876-3(line 876) no Hoare annotation was computed. [2018-10-26 22:34:00,210 INFO L428 ceAbstractionStarter]: At program point L872(line 872) the Hoare annotation is: true [2018-10-26 22:34:00,210 INFO L421 ceAbstractionStarter]: At program point L876-4(line 876) the Hoare annotation is: (and (= (bvadd |main_#t~ite84| (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv1 32) |main_#t~ite85|)) [2018-10-26 22:34:00,210 INFO L428 ceAbstractionStarter]: At program point L871(line 871) the Hoare annotation is: true [2018-10-26 22:34:00,210 INFO L425 ceAbstractionStarter]: For program point L876-5(line 876) no Hoare annotation was computed. [2018-10-26 22:34:00,210 INFO L425 ceAbstractionStarter]: For program point L867-3(line 867) no Hoare annotation was computed. [2018-10-26 22:34:00,211 INFO L428 ceAbstractionStarter]: At program point __VERIFIER_assertENTRY(line 867) the Hoare annotation is: true [2018-10-26 22:34:00,211 INFO L425 ceAbstractionStarter]: For program point __VERIFIER_assertEXIT(line 867) no Hoare annotation was computed. [2018-10-26 22:34:00,211 INFO L425 ceAbstractionStarter]: For program point __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION(line 867) no Hoare annotation was computed. [2018-10-26 22:34:00,211 INFO L425 ceAbstractionStarter]: For program point L867(line 867) no Hoare annotation was computed. [2018-10-26 22:34:00,211 INFO L425 ceAbstractionStarter]: For program point L867-1(line 867) no Hoare annotation was computed. [2018-10-26 22:34:00,213 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.10 10:34:00 BoogieIcfgContainer [2018-10-26 22:34:00,213 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-10-26 22:34:00,214 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-10-26 22:34:00,214 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-10-26 22:34:00,214 INFO L276 PluginConnector]: Witness Printer initialized [2018-10-26 22:34:00,215 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 10:33:59" (3/4) ... [2018-10-26 22:34:00,218 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-10-26 22:34:00,225 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-10-26 22:34:00,226 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-10-26 22:34:00,226 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2018-10-26 22:34:00,230 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2018-10-26 22:34:00,230 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-10-26 22:34:00,230 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-10-26 22:34:00,273 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_e49a3719-3b9e-4d28-8cd7-a07e6f6f4584/bin-2019/utaipan/witness.graphml [2018-10-26 22:34:00,273 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-10-26 22:34:00,274 INFO L168 Benchmark]: Toolchain (without parser) took 2621.84 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 158.3 MB). Free memory was 946.5 MB in the beginning and 1.1 GB in the end (delta: -132.2 MB). Peak memory consumption was 26.2 MB. Max. memory is 11.5 GB. [2018-10-26 22:34:00,275 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-26 22:34:00,275 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1046.18 ms. Allocated memory is still 1.0 GB. Free memory was 946.5 MB in the beginning and 828.4 MB in the end (delta: 118.1 MB). Peak memory consumption was 118.1 MB. Max. memory is 11.5 GB. [2018-10-26 22:34:00,276 INFO L168 Benchmark]: Boogie Procedure Inliner took 54.00 ms. Allocated memory is still 1.0 GB. Free memory is still 828.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-26 22:34:00,276 INFO L168 Benchmark]: Boogie Preprocessor took 29.19 ms. Allocated memory is still 1.0 GB. Free memory was 828.4 MB in the beginning and 823.1 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-10-26 22:34:00,277 INFO L168 Benchmark]: RCFGBuilder took 373.78 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 158.3 MB). Free memory was 823.1 MB in the beginning and 1.1 GB in the end (delta: -321.0 MB). Peak memory consumption was 16.0 MB. Max. memory is 11.5 GB. [2018-10-26 22:34:00,277 INFO L168 Benchmark]: TraceAbstraction took 1054.62 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 59.8 MB). Peak memory consumption was 59.8 MB. Max. memory is 11.5 GB. [2018-10-26 22:34:00,278 INFO L168 Benchmark]: Witness Printer took 59.04 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.6 MB). Peak memory consumption was 5.6 MB. Max. memory is 11.5 GB. [2018-10-26 22:34:00,280 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 1046.18 ms. Allocated memory is still 1.0 GB. Free memory was 946.5 MB in the beginning and 828.4 MB in the end (delta: 118.1 MB). Peak memory consumption was 118.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 54.00 ms. Allocated memory is still 1.0 GB. Free memory is still 828.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 29.19 ms. Allocated memory is still 1.0 GB. Free memory was 828.4 MB in the beginning and 823.1 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 373.78 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 158.3 MB). Free memory was 823.1 MB in the beginning and 1.1 GB in the end (delta: -321.0 MB). Peak memory consumption was 16.0 MB. Max. memory is 11.5 GB. * TraceAbstraction took 1054.62 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 59.8 MB). Peak memory consumption was 59.8 MB. Max. memory is 11.5 GB. * Witness Printer took 59.04 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.6 MB). Peak memory consumption was 5.6 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 867]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 24 locations, 1 error locations. SAFE Result, 1.0s OverallTime, 2 OverallIterations, 6 TraceHistogramMax, 0.2s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 34 SDtfs, 11 SDslu, 79 SDs, 0 SdLazy, 56 SolverSat, 9 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 45 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=24occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 2 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 10 LocationsWithAnnotation, 20 PreInvPairs, 25 NumberOfFragments, 18 HoareAnnotationTreeSize, 20 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 10 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 44 NumberOfCodeBlocks, 44 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 42 ConstructedInterpolants, 0 QuantifiedInterpolants, 1820 SizeOfPredicates, 5 NumberOfNonLiveVariables, 70 ConjunctsInSsa, 8 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 50/50 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...