./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/termination-restricted-15/IntPath.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 9a8b2e8d Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerTermination.xml -i ../sv-benchmarks/c/termination-restricted-15/IntPath.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash d204ea6638a616c846b000f1a4abc2d6ee737a0e ...................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.25-9a8b2e8 [2020-10-20 06:35:24,071 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-20 06:35:24,074 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-20 06:35:24,118 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-20 06:35:24,118 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-20 06:35:24,131 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-20 06:35:24,132 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-20 06:35:24,136 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-20 06:35:24,138 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-20 06:35:24,139 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-20 06:35:24,140 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-20 06:35:24,143 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-20 06:35:24,144 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-20 06:35:24,145 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-20 06:35:24,146 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-20 06:35:24,150 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-20 06:35:24,152 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-20 06:35:24,153 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-20 06:35:24,156 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-20 06:35:24,162 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-20 06:35:24,165 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-20 06:35:24,171 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-20 06:35:24,173 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-20 06:35:24,174 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-20 06:35:24,176 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-20 06:35:24,176 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-20 06:35:24,176 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-20 06:35:24,177 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-20 06:35:24,178 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-20 06:35:24,179 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-20 06:35:24,179 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-20 06:35:24,180 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-20 06:35:24,181 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-20 06:35:24,181 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-20 06:35:24,182 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-20 06:35:24,183 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-20 06:35:24,183 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-20 06:35:24,184 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-20 06:35:24,184 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-20 06:35:24,185 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-20 06:35:24,186 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-20 06:35:24,186 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-64bit-Automizer_Default.epf [2020-10-20 06:35:24,211 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-20 06:35:24,211 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-20 06:35:24,212 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-20 06:35:24,213 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-20 06:35:24,213 INFO L138 SettingsManager]: * Use SBE=true [2020-10-20 06:35:24,213 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2020-10-20 06:35:24,213 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2020-10-20 06:35:24,214 INFO L138 SettingsManager]: * Use old map elimination=false [2020-10-20 06:35:24,214 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2020-10-20 06:35:24,214 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2020-10-20 06:35:24,215 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2020-10-20 06:35:24,215 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-20 06:35:24,215 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-10-20 06:35:24,215 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-20 06:35:24,216 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-20 06:35:24,216 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2020-10-20 06:35:24,216 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2020-10-20 06:35:24,216 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2020-10-20 06:35:24,217 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-20 06:35:24,217 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2020-10-20 06:35:24,217 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-20 06:35:24,217 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2020-10-20 06:35:24,218 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-20 06:35:24,218 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-20 06:35:24,218 INFO L138 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2020-10-20 06:35:24,219 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-20 06:35:24,219 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-20 06:35:24,219 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-20 06:35:24,219 INFO L138 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2020-10-20 06:35:24,220 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2020-10-20 06:35:24,221 INFO L138 SettingsManager]: * TransformationType=MODULO_NEIGHBOR Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) 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 -> d204ea6638a616c846b000f1a4abc2d6ee737a0e [2020-10-20 06:35:24,440 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-20 06:35:24,464 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-20 06:35:24,470 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-20 06:35:24,473 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-20 06:35:24,474 INFO L275 PluginConnector]: CDTParser initialized [2020-10-20 06:35:24,475 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/termination-restricted-15/IntPath.c [2020-10-20 06:35:24,551 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/547ff4a33/834087b8f27b4055a03249c315f8174d/FLAG831f6846e [2020-10-20 06:35:25,091 INFO L306 CDTParser]: Found 1 translation units. [2020-10-20 06:35:25,092 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/termination-restricted-15/IntPath.c [2020-10-20 06:35:25,098 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/547ff4a33/834087b8f27b4055a03249c315f8174d/FLAG831f6846e [2020-10-20 06:35:25,469 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/547ff4a33/834087b8f27b4055a03249c315f8174d [2020-10-20 06:35:25,472 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-20 06:35:25,478 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-10-20 06:35:25,480 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-20 06:35:25,480 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-20 06:35:25,483 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-20 06:35:25,484 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 06:35:25" (1/1) ... [2020-10-20 06:35:25,487 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@274dad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 06:35:25, skipping insertion in model container [2020-10-20 06:35:25,488 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 06:35:25" (1/1) ... [2020-10-20 06:35:25,495 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-20 06:35:25,514 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-20 06:35:25,697 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-20 06:35:25,702 INFO L203 MainTranslator]: Completed pre-run [2020-10-20 06:35:25,717 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-20 06:35:25,733 INFO L208 MainTranslator]: Completed translation [2020-10-20 06:35:25,734 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 06:35:25 WrapperNode [2020-10-20 06:35:25,734 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-20 06:35:25,735 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-10-20 06:35:25,735 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-10-20 06:35:25,735 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-10-20 06:35:25,742 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 06:35:25" (1/1) ... [2020-10-20 06:35:25,746 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 06:35:25" (1/1) ... [2020-10-20 06:35:25,765 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-10-20 06:35:25,766 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-20 06:35:25,766 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-20 06:35:25,766 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-20 06:35:25,776 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 06:35:25" (1/1) ... [2020-10-20 06:35:25,782 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 06:35:25" (1/1) ... [2020-10-20 06:35:25,783 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 06:35:25" (1/1) ... [2020-10-20 06:35:25,783 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 06:35:25" (1/1) ... [2020-10-20 06:35:25,786 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 06:35:25" (1/1) ... [2020-10-20 06:35:25,790 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 06:35:25" (1/1) ... [2020-10-20 06:35:25,790 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 06:35:25" (1/1) ... [2020-10-20 06:35:25,791 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-20 06:35:25,792 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-20 06:35:25,792 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-20 06:35:25,792 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-20 06:35:25,793 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 06:35:25" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 06:35:25,851 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-20 06:35:25,851 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-20 06:35:25,990 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-20 06:35:25,990 INFO L298 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-20 06:35:25,992 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.10 06:35:25 BoogieIcfgContainer [2020-10-20 06:35:26,002 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-20 06:35:26,003 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2020-10-20 06:35:26,003 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2020-10-20 06:35:26,008 INFO L275 PluginConnector]: BuchiAutomizer initialized [2020-10-20 06:35:26,009 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-10-20 06:35:26,010 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 20.10 06:35:25" (1/3) ... [2020-10-20 06:35:26,011 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@5bcf2366 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 20.10 06:35:26, skipping insertion in model container [2020-10-20 06:35:26,011 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-10-20 06:35:26,011 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 06:35:25" (2/3) ... [2020-10-20 06:35:26,012 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@5bcf2366 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 20.10 06:35:26, skipping insertion in model container [2020-10-20 06:35:26,012 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-10-20 06:35:26,012 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.10 06:35:25" (3/3) ... [2020-10-20 06:35:26,014 INFO L373 chiAutomizerObserver]: Analyzing ICFG IntPath.c [2020-10-20 06:35:26,065 INFO L359 BuchiCegarLoop]: Interprodecural is true [2020-10-20 06:35:26,065 INFO L360 BuchiCegarLoop]: Hoare is false [2020-10-20 06:35:26,065 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2020-10-20 06:35:26,065 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-20 06:35:26,066 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-20 06:35:26,066 INFO L364 BuchiCegarLoop]: Difference is false [2020-10-20 06:35:26,066 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-20 06:35:26,066 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2020-10-20 06:35:26,081 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 7 states. [2020-10-20 06:35:26,100 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2020-10-20 06:35:26,101 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-10-20 06:35:26,101 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-10-20 06:35:26,107 INFO L852 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2020-10-20 06:35:26,107 INFO L853 BuchiCegarLoop]: Counterexample loop histogram [1] [2020-10-20 06:35:26,107 INFO L427 BuchiCegarLoop]: ======== Iteration 1============ [2020-10-20 06:35:26,107 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 7 states. [2020-10-20 06:35:26,108 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2020-10-20 06:35:26,108 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-10-20 06:35:26,108 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-10-20 06:35:26,109 INFO L852 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2020-10-20 06:35:26,109 INFO L853 BuchiCegarLoop]: Counterexample loop histogram [1] [2020-10-20 06:35:26,115 INFO L794 eck$LassoCheckResult]: Stem: 3#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_#t~nondet0, main_~i~0, main_~x~0, main_~y~0;havoc main_~i~0;havoc main_~x~0;havoc main_~y~0;main_~i~0 := main_#t~nondet0;havoc main_#t~nondet0;main_~x~0 := 0;main_~y~0 := 0; 7#L13true assume !(main_~i~0 > 10);main_~y~0 := 1; 5#L18-1true [2020-10-20 06:35:26,115 INFO L796 eck$LassoCheckResult]: Loop: 5#L18-1true assume !!(main_~x~0 == main_~y~0); 5#L18-1true [2020-10-20 06:35:26,120 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 06:35:26,121 INFO L82 PathProgramCache]: Analyzing trace with hash 998, now seen corresponding path program 1 times [2020-10-20 06:35:26,129 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 06:35:26,129 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [192477978] [2020-10-20 06:35:26,129 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 06:35:26,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-20 06:35:26,205 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-20 06:35:26,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-20 06:35:26,211 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-20 06:35:26,226 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-10-20 06:35:26,228 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 06:35:26,228 INFO L82 PathProgramCache]: Analyzing trace with hash 46, now seen corresponding path program 1 times [2020-10-20 06:35:26,228 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 06:35:26,229 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1705729123] [2020-10-20 06:35:26,229 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 06:35:26,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-20 06:35:26,233 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-20 06:35:26,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-20 06:35:26,235 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-20 06:35:26,237 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-10-20 06:35:26,239 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 06:35:26,239 INFO L82 PathProgramCache]: Analyzing trace with hash 30953, now seen corresponding path program 1 times [2020-10-20 06:35:26,239 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 06:35:26,240 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [915996530] [2020-10-20 06:35:26,240 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 06:35:26,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 06:35:26,329 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-20 06:35:26,330 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [915996530] [2020-10-20 06:35:26,331 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 06:35:26,331 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-20 06:35:26,332 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1699067957] [2020-10-20 06:35:26,356 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 06:35:26,374 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-20 06:35:26,376 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-20 06:35:26,380 INFO L87 Difference]: Start difference. First operand 7 states. Second operand 4 states. [2020-10-20 06:35:26,439 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 06:35:26,439 INFO L93 Difference]: Finished difference Result 12 states and 12 transitions. [2020-10-20 06:35:26,440 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-10-20 06:35:26,443 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 12 states and 12 transitions. [2020-10-20 06:35:26,445 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2020-10-20 06:35:26,449 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 12 states to 3 states and 3 transitions. [2020-10-20 06:35:26,450 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 3 [2020-10-20 06:35:26,451 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 3 [2020-10-20 06:35:26,452 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 3 transitions. [2020-10-20 06:35:26,452 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2020-10-20 06:35:26,453 INFO L691 BuchiCegarLoop]: Abstraction has 3 states and 3 transitions. [2020-10-20 06:35:26,472 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3 states and 3 transitions. [2020-10-20 06:35:26,481 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3 to 3. [2020-10-20 06:35:26,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-10-20 06:35:26,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 3 transitions. [2020-10-20 06:35:26,483 INFO L714 BuchiCegarLoop]: Abstraction has 3 states and 3 transitions. [2020-10-20 06:35:26,484 INFO L594 BuchiCegarLoop]: Abstraction has 3 states and 3 transitions. [2020-10-20 06:35:26,484 INFO L427 BuchiCegarLoop]: ======== Iteration 2============ [2020-10-20 06:35:26,484 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 3 states and 3 transitions. [2020-10-20 06:35:26,484 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2020-10-20 06:35:26,485 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-10-20 06:35:26,485 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-10-20 06:35:26,485 INFO L852 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2020-10-20 06:35:26,485 INFO L853 BuchiCegarLoop]: Counterexample loop histogram [1] [2020-10-20 06:35:26,486 INFO L794 eck$LassoCheckResult]: Stem: 33#ULTIMATE.startENTRY havoc main_#res;havoc main_#t~nondet0, main_~i~0, main_~x~0, main_~y~0;havoc main_~i~0;havoc main_~x~0;havoc main_~y~0;main_~i~0 := main_#t~nondet0;havoc main_#t~nondet0;main_~x~0 := 0;main_~y~0 := 0; 34#L13 assume main_~i~0 > 10;main_~x~0 := 1; 35#L18-1 [2020-10-20 06:35:26,486 INFO L796 eck$LassoCheckResult]: Loop: 35#L18-1 assume !!(main_~x~0 == main_~y~0); 35#L18-1 [2020-10-20 06:35:26,486 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 06:35:26,487 INFO L82 PathProgramCache]: Analyzing trace with hash 996, now seen corresponding path program 1 times [2020-10-20 06:35:26,487 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 06:35:26,487 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [362267301] [2020-10-20 06:35:26,488 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 06:35:26,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-20 06:35:26,493 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-20 06:35:26,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-20 06:35:26,497 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-20 06:35:26,498 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-10-20 06:35:26,499 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 06:35:26,499 INFO L82 PathProgramCache]: Analyzing trace with hash 46, now seen corresponding path program 2 times [2020-10-20 06:35:26,500 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 06:35:26,500 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [121092261] [2020-10-20 06:35:26,500 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 06:35:26,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-20 06:35:26,504 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-20 06:35:26,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-20 06:35:26,511 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-20 06:35:26,512 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-10-20 06:35:26,512 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 06:35:26,512 INFO L82 PathProgramCache]: Analyzing trace with hash 30891, now seen corresponding path program 1 times [2020-10-20 06:35:26,513 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 06:35:26,513 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [518708599] [2020-10-20 06:35:26,513 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 06:35:26,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 06:35:26,538 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-20 06:35:26,539 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [518708599] [2020-10-20 06:35:26,539 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 06:35:26,539 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-20 06:35:26,540 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [718564933] [2020-10-20 06:35:26,548 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 06:35:26,549 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-20 06:35:26,549 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-20 06:35:26,549 INFO L87 Difference]: Start difference. First operand 3 states and 3 transitions. cyclomatic complexity: 1 Second operand 4 states. [2020-10-20 06:35:26,585 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 06:35:26,585 INFO L93 Difference]: Finished difference Result 3 states and 2 transitions. [2020-10-20 06:35:26,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-10-20 06:35:26,586 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 3 states and 2 transitions. [2020-10-20 06:35:26,587 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2020-10-20 06:35:26,587 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 3 states to 0 states and 0 transitions. [2020-10-20 06:35:26,587 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2020-10-20 06:35:26,587 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2020-10-20 06:35:26,587 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2020-10-20 06:35:26,587 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2020-10-20 06:35:26,587 INFO L691 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-20 06:35:26,587 INFO L714 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-20 06:35:26,588 INFO L594 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-20 06:35:26,588 INFO L427 BuchiCegarLoop]: ======== Iteration 3============ [2020-10-20 06:35:26,588 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2020-10-20 06:35:26,589 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2020-10-20 06:35:26,589 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2020-10-20 06:35:26,595 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 20.10 06:35:26 BoogieIcfgContainer [2020-10-20 06:35:26,595 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2020-10-20 06:35:26,596 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-10-20 06:35:26,596 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-10-20 06:35:26,597 INFO L275 PluginConnector]: Witness Printer initialized [2020-10-20 06:35:26,597 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.10 06:35:25" (3/4) ... [2020-10-20 06:35:26,601 INFO L140 WitnessPrinter]: No result that supports witness generation found [2020-10-20 06:35:26,602 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-10-20 06:35:26,605 INFO L168 Benchmark]: Toolchain (without parser) took 1130.06 ms. Allocated memory was 41.9 MB in the beginning and 46.7 MB in the end (delta: 4.7 MB). Free memory was 20.5 MB in the beginning and 27.8 MB in the end (delta: -7.2 MB). There was no memory consumed. Max. memory is 14.3 GB. [2020-10-20 06:35:26,606 INFO L168 Benchmark]: CDTParser took 0.29 ms. Allocated memory is still 30.9 MB. Free memory was 7.1 MB in the beginning and 7.0 MB in the end (delta: 44.0 kB). Peak memory consumption was 44.0 kB. Max. memory is 14.3 GB. [2020-10-20 06:35:26,607 INFO L168 Benchmark]: CACSL2BoogieTranslator took 254.65 ms. Allocated memory was 41.9 MB in the beginning and 42.5 MB in the end (delta: 524.3 kB). Free memory was 19.6 MB in the beginning and 21.6 MB in the end (delta: -2.0 MB). Peak memory consumption was 9.4 MB. Max. memory is 14.3 GB. [2020-10-20 06:35:26,608 INFO L168 Benchmark]: Boogie Procedure Inliner took 30.47 ms. Allocated memory is still 42.5 MB. Free memory was 21.6 MB in the beginning and 20.2 MB in the end (delta: 1.5 MB). Peak memory consumption was 1.5 MB. Max. memory is 14.3 GB. [2020-10-20 06:35:26,609 INFO L168 Benchmark]: Boogie Preprocessor took 25.45 ms. Allocated memory is still 42.5 MB. Free memory was 20.2 MB in the beginning and 19.1 MB in the end (delta: 1.1 MB). Peak memory consumption was 1.1 MB. Max. memory is 14.3 GB. [2020-10-20 06:35:26,610 INFO L168 Benchmark]: RCFGBuilder took 210.58 ms. Allocated memory was 42.5 MB in the beginning and 44.0 MB in the end (delta: 1.6 MB). Free memory was 18.9 MB in the beginning and 26.2 MB in the end (delta: -7.3 MB). Peak memory consumption was 8.8 MB. Max. memory is 14.3 GB. [2020-10-20 06:35:26,611 INFO L168 Benchmark]: BuchiAutomizer took 592.65 ms. Allocated memory was 44.0 MB in the beginning and 46.7 MB in the end (delta: 2.6 MB). Free memory was 26.2 MB in the beginning and 28.1 MB in the end (delta: -1.9 MB). Peak memory consumption was 725.6 kB. Max. memory is 14.3 GB. [2020-10-20 06:35:26,612 INFO L168 Benchmark]: Witness Printer took 5.73 ms. Allocated memory is still 46.7 MB. Free memory was 28.1 MB in the beginning and 27.8 MB in the end (delta: 318.6 kB). Peak memory consumption was 318.6 kB. Max. memory is 14.3 GB. [2020-10-20 06:35:26,618 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 ms. Allocated memory is still 30.9 MB. Free memory was 7.1 MB in the beginning and 7.0 MB in the end (delta: 44.0 kB). Peak memory consumption was 44.0 kB. Max. memory is 14.3 GB. * CACSL2BoogieTranslator took 254.65 ms. Allocated memory was 41.9 MB in the beginning and 42.5 MB in the end (delta: 524.3 kB). Free memory was 19.6 MB in the beginning and 21.6 MB in the end (delta: -2.0 MB). Peak memory consumption was 9.4 MB. Max. memory is 14.3 GB. * Boogie Procedure Inliner took 30.47 ms. Allocated memory is still 42.5 MB. Free memory was 21.6 MB in the beginning and 20.2 MB in the end (delta: 1.5 MB). Peak memory consumption was 1.5 MB. Max. memory is 14.3 GB. * Boogie Preprocessor took 25.45 ms. Allocated memory is still 42.5 MB. Free memory was 20.2 MB in the beginning and 19.1 MB in the end (delta: 1.1 MB). Peak memory consumption was 1.1 MB. Max. memory is 14.3 GB. * RCFGBuilder took 210.58 ms. Allocated memory was 42.5 MB in the beginning and 44.0 MB in the end (delta: 1.6 MB). Free memory was 18.9 MB in the beginning and 26.2 MB in the end (delta: -7.3 MB). Peak memory consumption was 8.8 MB. Max. memory is 14.3 GB. * BuchiAutomizer took 592.65 ms. Allocated memory was 44.0 MB in the beginning and 46.7 MB in the end (delta: 2.6 MB). Free memory was 26.2 MB in the beginning and 28.1 MB in the end (delta: -1.9 MB). Peak memory consumption was 725.6 kB. Max. memory is 14.3 GB. * Witness Printer took 5.73 ms. Allocated memory is still 46.7 MB. Free memory was 28.1 MB in the beginning and 27.8 MB in the end (delta: 318.6 kB). Peak memory consumption was 318.6 kB. Max. memory is 14.3 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 2 terminating modules (2 trivial, 0 deterministic, 0 nondeterministic). 2 modules have a trivial ranking function, the largest among these consists of 4 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 0.5s and 3 iterations. TraceHistogramMax:1. Analysis of lassos took 0.3s. Construction of modules took 0.0s. Büchi inclusion checks took 0.1s. Highest rank in rank-based complementation 0. Minimization of det autom 2. Minimization of nondet autom 0. Automata minimization 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had 3 states and ocurred in iteration 1. Nontrivial modules had stage [0, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 13 SDtfs, 10 SDslu, 6 SDs, 0 SdLazy, 9 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc2 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: LassoTerminationAnalysisBenchmarks: not availableLassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! Received shutdown request...