./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-crafted/Division-2.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version f470102c Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_e1ceb4f4-8d37-4e25-a7eb-bd4f9fda65ec/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_e1ceb4f4-8d37-4e25-a7eb-bd4f9fda65ec/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_e1ceb4f4-8d37-4e25-a7eb-bd4f9fda65ec/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_e1ceb4f4-8d37-4e25-a7eb-bd4f9fda65ec/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/termination-crafted/Division-2.c -s /tmp/vcloud-vcloud-master/worker/run_dir_e1ceb4f4-8d37-4e25-a7eb-bd4f9fda65ec/bin/uautomizer/config/svcomp-Overflow-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_e1ceb4f4-8d37-4e25-a7eb-bd4f9fda65ec/bin/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash d089d3bcb050ed43a9f47a1e8909790d01358f90 ................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.25-f470102 [2019-12-07 18:21:22,772 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 18:21:22,773 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 18:21:22,781 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 18:21:22,781 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 18:21:22,782 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 18:21:22,783 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 18:21:22,784 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 18:21:22,785 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 18:21:22,786 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 18:21:22,786 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 18:21:22,787 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 18:21:22,787 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 18:21:22,788 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 18:21:22,789 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 18:21:22,789 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 18:21:22,790 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 18:21:22,791 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 18:21:22,792 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 18:21:22,794 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 18:21:22,795 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 18:21:22,796 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 18:21:22,796 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 18:21:22,797 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 18:21:22,798 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 18:21:22,799 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 18:21:22,799 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 18:21:22,799 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 18:21:22,799 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 18:21:22,800 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 18:21:22,800 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 18:21:22,801 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 18:21:22,801 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 18:21:22,801 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 18:21:22,802 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 18:21:22,802 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 18:21:22,802 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 18:21:22,803 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 18:21:22,803 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 18:21:22,803 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 18:21:22,804 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 18:21:22,804 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_e1ceb4f4-8d37-4e25-a7eb-bd4f9fda65ec/bin/uautomizer/config/svcomp-Overflow-64bit-Automizer_Default.epf [2019-12-07 18:21:22,813 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 18:21:22,813 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 18:21:22,814 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-07 18:21:22,814 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-07 18:21:22,814 INFO L138 SettingsManager]: * Use SBE=true [2019-12-07 18:21:22,814 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 18:21:22,814 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-12-07 18:21:22,814 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-07 18:21:22,814 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 18:21:22,815 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 18:21:22,815 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 18:21:22,815 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 18:21:22,815 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2019-12-07 18:21:22,815 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 18:21:22,815 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 18:21:22,815 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 18:21:22,815 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 18:21:22,815 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-07 18:21:22,815 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 18:21:22,816 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 18:21:22,816 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 18:21:22,816 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 18:21:22,816 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 18:21:22,816 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 18:21:22,816 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-12-07 18:21:22,816 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-07 18:21:22,816 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 18:21:22,816 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 18:21:22,817 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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/run_dir_e1ceb4f4-8d37-4e25-a7eb-bd4f9fda65ec/bin/uautomizer 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 ! overflow) ) 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 -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d089d3bcb050ed43a9f47a1e8909790d01358f90 [2019-12-07 18:21:22,915 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 18:21:22,922 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 18:21:22,925 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 18:21:22,926 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 18:21:22,926 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 18:21:22,926 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_e1ceb4f4-8d37-4e25-a7eb-bd4f9fda65ec/bin/uautomizer/../../sv-benchmarks/c/termination-crafted/Division-2.c [2019-12-07 18:21:22,963 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_e1ceb4f4-8d37-4e25-a7eb-bd4f9fda65ec/bin/uautomizer/data/bb27dbf5f/c552f064a2a34255bc245f4bef0767e2/FLAG60d23e447 [2019-12-07 18:21:23,378 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 18:21:23,378 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_e1ceb4f4-8d37-4e25-a7eb-bd4f9fda65ec/sv-benchmarks/c/termination-crafted/Division-2.c [2019-12-07 18:21:23,382 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_e1ceb4f4-8d37-4e25-a7eb-bd4f9fda65ec/bin/uautomizer/data/bb27dbf5f/c552f064a2a34255bc245f4bef0767e2/FLAG60d23e447 [2019-12-07 18:21:23,390 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_e1ceb4f4-8d37-4e25-a7eb-bd4f9fda65ec/bin/uautomizer/data/bb27dbf5f/c552f064a2a34255bc245f4bef0767e2 [2019-12-07 18:21:23,392 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 18:21:23,393 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 18:21:23,394 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 18:21:23,394 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 18:21:23,396 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 18:21:23,397 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 06:21:23" (1/1) ... [2019-12-07 18:21:23,398 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@15f146fd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 06:21:23, skipping insertion in model container [2019-12-07 18:21:23,398 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 06:21:23" (1/1) ... [2019-12-07 18:21:23,403 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 18:21:23,413 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 18:21:23,508 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 18:21:23,511 INFO L203 MainTranslator]: Completed pre-run [2019-12-07 18:21:23,555 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 18:21:23,567 INFO L208 MainTranslator]: Completed translation [2019-12-07 18:21:23,568 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 06:21:23 WrapperNode [2019-12-07 18:21:23,568 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 18:21:23,569 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-07 18:21:23,569 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-07 18:21:23,569 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-07 18:21:23,575 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 06:21:23" (1/1) ... [2019-12-07 18:21:23,579 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 06:21:23" (1/1) ... [2019-12-07 18:21:23,591 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-07 18:21:23,591 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-07 18:21:23,591 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-07 18:21:23,591 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-07 18:21:23,597 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 06:21:23" (1/1) ... [2019-12-07 18:21:23,597 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 06:21:23" (1/1) ... [2019-12-07 18:21:23,598 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 06:21:23" (1/1) ... [2019-12-07 18:21:23,598 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 06:21:23" (1/1) ... [2019-12-07 18:21:23,599 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 06:21:23" (1/1) ... [2019-12-07 18:21:23,601 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 06:21:23" (1/1) ... [2019-12-07 18:21:23,602 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 06:21:23" (1/1) ... [2019-12-07 18:21:23,603 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-07 18:21:23,603 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-07 18:21:23,603 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-07 18:21:23,603 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-07 18:21:23,604 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 06:21:23" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_e1ceb4f4-8d37-4e25-a7eb-bd4f9fda65ec/bin/uautomizer/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 [2019-12-07 18:21:23,642 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-07 18:21:23,643 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-07 18:21:23,754 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-07 18:21:23,754 INFO L287 CfgBuilder]: Removed 5 assume(true) statements. [2019-12-07 18:21:23,755 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 06:21:23 BoogieIcfgContainer [2019-12-07 18:21:23,755 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-07 18:21:23,756 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-12-07 18:21:23,756 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-12-07 18:21:23,758 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-12-07 18:21:23,758 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.12 06:21:23" (1/3) ... [2019-12-07 18:21:23,759 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@33a6b730 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 06:21:23, skipping insertion in model container [2019-12-07 18:21:23,759 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 06:21:23" (2/3) ... [2019-12-07 18:21:23,759 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@33a6b730 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 06:21:23, skipping insertion in model container [2019-12-07 18:21:23,759 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 06:21:23" (3/3) ... [2019-12-07 18:21:23,760 INFO L109 eAbstractionObserver]: Analyzing ICFG Division-2.c [2019-12-07 18:21:23,766 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-12-07 18:21:23,770 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 6 error locations. [2019-12-07 18:21:23,777 INFO L249 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2019-12-07 18:21:23,794 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-12-07 18:21:23,794 INFO L374 AbstractCegarLoop]: Hoare is true [2019-12-07 18:21:23,794 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-12-07 18:21:23,794 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-12-07 18:21:23,794 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-12-07 18:21:23,794 INFO L378 AbstractCegarLoop]: Difference is false [2019-12-07 18:21:23,794 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-12-07 18:21:23,794 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-12-07 18:21:23,805 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states. [2019-12-07 18:21:23,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2019-12-07 18:21:23,808 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 18:21:23,809 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1] [2019-12-07 18:21:23,809 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW]=== [2019-12-07 18:21:23,812 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 18:21:23,813 INFO L82 PathProgramCache]: Analyzing trace with hash 31073, now seen corresponding path program 1 times [2019-12-07 18:21:23,818 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 18:21:23,818 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1307299144] [2019-12-07 18:21:23,818 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 18:21:23,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 18:21:23,905 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 18:21:23,905 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1307299144] [2019-12-07 18:21:23,906 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 18:21:23,906 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-07 18:21:23,908 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [399373952] [2019-12-07 18:21:23,912 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-07 18:21:23,912 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 18:21:23,924 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-07 18:21:23,925 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-07 18:21:23,926 INFO L87 Difference]: Start difference. First operand 18 states. Second operand 3 states. [2019-12-07 18:21:23,967 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 18:21:23,967 INFO L93 Difference]: Finished difference Result 27 states and 28 transitions. [2019-12-07 18:21:23,967 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-07 18:21:23,968 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 3 [2019-12-07 18:21:23,968 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 18:21:23,974 INFO L225 Difference]: With dead ends: 27 [2019-12-07 18:21:23,974 INFO L226 Difference]: Without dead ends: 12 [2019-12-07 18:21:23,976 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-07 18:21:23,987 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12 states. [2019-12-07 18:21:23,994 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12 to 11. [2019-12-07 18:21:23,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11 states. [2019-12-07 18:21:23,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 11 transitions. [2019-12-07 18:21:23,996 INFO L78 Accepts]: Start accepts. Automaton has 11 states and 11 transitions. Word has length 3 [2019-12-07 18:21:23,996 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 18:21:23,997 INFO L462 AbstractCegarLoop]: Abstraction has 11 states and 11 transitions. [2019-12-07 18:21:23,997 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-07 18:21:23,997 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 11 transitions. [2019-12-07 18:21:23,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2019-12-07 18:21:23,997 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 18:21:23,997 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2019-12-07 18:21:23,997 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW]=== [2019-12-07 18:21:23,998 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 18:21:23,998 INFO L82 PathProgramCache]: Analyzing trace with hash 963307, now seen corresponding path program 1 times [2019-12-07 18:21:23,998 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 18:21:23,998 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1227452517] [2019-12-07 18:21:23,998 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 18:21:24,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 18:21:24,011 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 18:21:24,011 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1227452517] [2019-12-07 18:21:24,011 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 18:21:24,011 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-07 18:21:24,012 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [48024564] [2019-12-07 18:21:24,013 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-07 18:21:24,013 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 18:21:24,013 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-07 18:21:24,013 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-07 18:21:24,013 INFO L87 Difference]: Start difference. First operand 11 states and 11 transitions. Second operand 3 states. [2019-12-07 18:21:24,030 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 18:21:24,030 INFO L93 Difference]: Finished difference Result 12 states and 12 transitions. [2019-12-07 18:21:24,031 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-07 18:21:24,031 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 4 [2019-12-07 18:21:24,031 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 18:21:24,031 INFO L225 Difference]: With dead ends: 12 [2019-12-07 18:21:24,031 INFO L226 Difference]: Without dead ends: 0 [2019-12-07 18:21:24,032 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-07 18:21:24,032 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-12-07 18:21:24,032 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-12-07 18:21:24,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-12-07 18:21:24,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-12-07 18:21:24,032 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 4 [2019-12-07 18:21:24,032 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 18:21:24,033 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-12-07 18:21:24,033 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-07 18:21:24,033 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-12-07 18:21:24,033 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-12-07 18:21:24,034 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-12-07 18:21:24,041 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW(line 15) no Hoare annotation was computed. [2019-12-07 18:21:24,042 INFO L246 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-12-07 18:21:24,042 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW(line 15) no Hoare annotation was computed. [2019-12-07 18:21:24,042 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW(line 15) no Hoare annotation was computed. [2019-12-07 18:21:24,042 INFO L249 CegarLoopResult]: At program point L17(lines 11 18) the Hoare annotation is: true [2019-12-07 18:21:24,042 INFO L246 CegarLoopResult]: For program point L15(line 15) no Hoare annotation was computed. [2019-12-07 18:21:24,042 INFO L246 CegarLoopResult]: For program point L15-1(line 15) no Hoare annotation was computed. [2019-12-07 18:21:24,042 INFO L246 CegarLoopResult]: For program point L15-2(line 15) no Hoare annotation was computed. [2019-12-07 18:21:24,042 INFO L246 CegarLoopResult]: For program point L15-3(line 15) no Hoare annotation was computed. [2019-12-07 18:21:24,042 INFO L246 CegarLoopResult]: For program point L15-4(line 15) no Hoare annotation was computed. [2019-12-07 18:21:24,042 INFO L246 CegarLoopResult]: For program point L15-5(line 15) no Hoare annotation was computed. [2019-12-07 18:21:24,043 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW(line 15) no Hoare annotation was computed. [2019-12-07 18:21:24,043 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW(line 15) no Hoare annotation was computed. [2019-12-07 18:21:24,043 INFO L246 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-12-07 18:21:24,043 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW(line 15) no Hoare annotation was computed. [2019-12-07 18:21:24,043 INFO L246 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-12-07 18:21:24,043 INFO L249 CegarLoopResult]: At program point L14-2(lines 14 16) the Hoare annotation is: true [2019-12-07 18:21:24,043 INFO L246 CegarLoopResult]: For program point L14-3(lines 14 16) no Hoare annotation was computed. [2019-12-07 18:21:24,049 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.12 06:21:24 BoogieIcfgContainer [2019-12-07 18:21:24,049 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-12-07 18:21:24,049 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-12-07 18:21:24,049 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-12-07 18:21:24,050 INFO L275 PluginConnector]: Witness Printer initialized [2019-12-07 18:21:24,050 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 06:21:23" (3/4) ... [2019-12-07 18:21:24,052 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-12-07 18:21:24,059 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2019-12-07 18:21:24,059 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-12-07 18:21:24,084 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_e1ceb4f4-8d37-4e25-a7eb-bd4f9fda65ec/bin/uautomizer/witness.graphml [2019-12-07 18:21:24,084 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-12-07 18:21:24,086 INFO L168 Benchmark]: Toolchain (without parser) took 691.97 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 126.9 MB). Free memory was 942.5 MB in the beginning and 1.1 GB in the end (delta: -129.5 MB). There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 18:21:24,086 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 958.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 18:21:24,086 INFO L168 Benchmark]: CACSL2BoogieTranslator took 174.37 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 126.9 MB). Free memory was 942.5 MB in the beginning and 1.1 GB in the end (delta: -179.3 MB). Peak memory consumption was 23.1 MB. Max. memory is 11.5 GB. [2019-12-07 18:21:24,087 INFO L168 Benchmark]: Boogie Procedure Inliner took 22.12 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 18:21:24,087 INFO L168 Benchmark]: Boogie Preprocessor took 12.02 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 18:21:24,087 INFO L168 Benchmark]: RCFGBuilder took 152.13 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: 16.5 MB). Peak memory consumption was 16.5 MB. Max. memory is 11.5 GB. [2019-12-07 18:21:24,088 INFO L168 Benchmark]: TraceAbstraction took 293.23 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: 27.9 MB). Peak memory consumption was 27.9 MB. Max. memory is 11.5 GB. [2019-12-07 18:21:24,088 INFO L168 Benchmark]: Witness Printer took 34.83 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: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2019-12-07 18:21:24,090 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 958.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 174.37 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 126.9 MB). Free memory was 942.5 MB in the beginning and 1.1 GB in the end (delta: -179.3 MB). Peak memory consumption was 23.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 22.12 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 12.02 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 152.13 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: 16.5 MB). Peak memory consumption was 16.5 MB. Max. memory is 11.5 GB. * TraceAbstraction took 293.23 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: 27.9 MB). Peak memory consumption was 27.9 MB. Max. memory is 11.5 GB. * Witness Printer took 34.83 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: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 15]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 15]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 15]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 15]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 15]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 15]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - AllSpecificationsHoldResult: All specifications hold 6 specifications checked. All of them hold - InvariantResult [Line: 11]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 14]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 18 locations, 6 error locations. Result: SAFE, OverallTime: 0.2s, OverallIterations: 2, TraceHistogramMax: 1, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 11 SDtfs, 16 SDslu, 3 SDs, 0 SdLazy, 21 SolverSat, 6 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=18occurred 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, 1 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 2 LocationsWithAnnotation, 2 PreInvPairs, 5 NumberOfFragments, 2 HoareAnnotationTreeSize, 2 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 2 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 7 NumberOfCodeBlocks, 7 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 5 ConstructedInterpolants, 0 QuantifiedInterpolants, 29 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...