./Ultimate.py --spec ../../sv-benchmarks/c/Termination.prp --file ../../sv-benchmarks/c/loop-new/count_by_k_true-unreach-call_true-termination.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_67d6fe59-6632-4e68-9703-bcd0caf279f1/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_67d6fe59-6632-4e68-9703-bcd0caf279f1/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_67d6fe59-6632-4e68-9703-bcd0caf279f1/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_67d6fe59-6632-4e68-9703-bcd0caf279f1/bin-2019/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/loop-new/count_by_k_true-unreach-call_true-termination.i -s /tmp/vcloud-vcloud-master/worker/working_dir_67d6fe59-6632-4e68-9703-bcd0caf279f1/bin-2019/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_67d6fe59-6632-4e68-9703-bcd0caf279f1/bin-2019/uautomizer --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 32bit --witnessprinter.graph.data.programhash 0689bcaad6979e48b3cdd0eca14ed722ff5f763f ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-11-10 08:48:16,642 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 08:48:16,644 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 08:48:16,650 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 08:48:16,650 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 08:48:16,651 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 08:48:16,652 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 08:48:16,653 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 08:48:16,654 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 08:48:16,655 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 08:48:16,655 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 08:48:16,656 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 08:48:16,657 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 08:48:16,657 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 08:48:16,658 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 08:48:16,659 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 08:48:16,659 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 08:48:16,661 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 08:48:16,662 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 08:48:16,663 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 08:48:16,664 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 08:48:16,665 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 08:48:16,666 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 08:48:16,666 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 08:48:16,666 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 08:48:16,666 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 08:48:16,667 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 08:48:16,668 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 08:48:16,669 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 08:48:16,669 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 08:48:16,670 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 08:48:16,670 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 08:48:16,670 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 08:48:16,670 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 08:48:16,671 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 08:48:16,671 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 08:48:16,671 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_67d6fe59-6632-4e68-9703-bcd0caf279f1/bin-2019/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf [2018-11-10 08:48:16,680 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 08:48:16,680 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 08:48:16,681 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 08:48:16,681 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 08:48:16,681 INFO L133 SettingsManager]: * Use SBE=true [2018-11-10 08:48:16,681 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2018-11-10 08:48:16,681 INFO L133 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2018-11-10 08:48:16,681 INFO L133 SettingsManager]: * Use old map elimination=false [2018-11-10 08:48:16,681 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false [2018-11-10 08:48:16,682 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true [2018-11-10 08:48:16,682 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2018-11-10 08:48:16,682 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 08:48:16,682 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 08:48:16,682 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-11-10 08:48:16,682 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 08:48:16,682 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 08:48:16,682 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 08:48:16,683 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2018-11-10 08:48:16,683 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2018-11-10 08:48:16,683 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2018-11-10 08:48:16,683 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 08:48:16,683 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 08:48:16,683 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false [2018-11-10 08:48:16,683 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2018-11-10 08:48:16,684 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 08:48:16,684 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 08:48:16,684 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2018-11-10 08:48:16,684 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 08:48:16,686 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-10 08:48:16,686 INFO L133 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2018-11-10 08:48:16,687 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-11-10 08:48:16,687 INFO L133 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 -> /tmp/vcloud-vcloud-master/worker/working_dir_67d6fe59-6632-4e68-9703-bcd0caf279f1/bin-2019/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(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 -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0689bcaad6979e48b3cdd0eca14ed722ff5f763f [2018-11-10 08:48:16,711 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 08:48:16,720 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 08:48:16,722 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 08:48:16,724 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 08:48:16,724 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 08:48:16,724 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_67d6fe59-6632-4e68-9703-bcd0caf279f1/bin-2019/uautomizer/../../sv-benchmarks/c/loop-new/count_by_k_true-unreach-call_true-termination.i [2018-11-10 08:48:16,767 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_67d6fe59-6632-4e68-9703-bcd0caf279f1/bin-2019/uautomizer/data/43377f989/dd48c5580cf24c569196414136df3927/FLAG982685da4 [2018-11-10 08:48:17,176 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 08:48:17,176 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_67d6fe59-6632-4e68-9703-bcd0caf279f1/sv-benchmarks/c/loop-new/count_by_k_true-unreach-call_true-termination.i [2018-11-10 08:48:17,181 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_67d6fe59-6632-4e68-9703-bcd0caf279f1/bin-2019/uautomizer/data/43377f989/dd48c5580cf24c569196414136df3927/FLAG982685da4 [2018-11-10 08:48:17,190 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_67d6fe59-6632-4e68-9703-bcd0caf279f1/bin-2019/uautomizer/data/43377f989/dd48c5580cf24c569196414136df3927 [2018-11-10 08:48:17,192 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 08:48:17,193 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 08:48:17,194 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 08:48:17,194 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 08:48:17,197 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 08:48:17,198 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 08:48:17" (1/1) ... [2018-11-10 08:48:17,199 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@46673125 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:48:17, skipping insertion in model container [2018-11-10 08:48:17,199 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 08:48:17" (1/1) ... [2018-11-10 08:48:17,205 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 08:48:17,218 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 08:48:17,315 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 08:48:17,317 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 08:48:17,326 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 08:48:17,334 INFO L193 MainTranslator]: Completed translation [2018-11-10 08:48:17,335 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:48:17 WrapperNode [2018-11-10 08:48:17,335 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 08:48:17,335 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 08:48:17,335 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 08:48:17,336 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 08:48:17,340 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:48:17" (1/1) ... [2018-11-10 08:48:17,343 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:48:17" (1/1) ... [2018-11-10 08:48:17,353 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 08:48:17,353 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 08:48:17,353 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 08:48:17,353 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 08:48:17,358 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:48:17" (1/1) ... [2018-11-10 08:48:17,358 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:48:17" (1/1) ... [2018-11-10 08:48:17,358 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:48:17" (1/1) ... [2018-11-10 08:48:17,359 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:48:17" (1/1) ... [2018-11-10 08:48:17,359 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:48:17" (1/1) ... [2018-11-10 08:48:17,362 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:48:17" (1/1) ... [2018-11-10 08:48:17,362 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:48:17" (1/1) ... [2018-11-10 08:48:17,363 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 08:48:17,363 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 08:48:17,363 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 08:48:17,363 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 08:48:17,363 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:48:17" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_67d6fe59-6632-4e68-9703-bcd0caf279f1/bin-2019/uautomizer/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 [2018-11-10 08:48:17,432 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 08:48:17,432 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 08:48:17,522 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 08:48:17,522 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 08:48:17 BoogieIcfgContainer [2018-11-10 08:48:17,523 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 08:48:17,523 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2018-11-10 08:48:17,523 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2018-11-10 08:48:17,525 INFO L276 PluginConnector]: BuchiAutomizer initialized [2018-11-10 08:48:17,526 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-10 08:48:17,526 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 10.11 08:48:17" (1/3) ... [2018-11-10 08:48:17,527 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@52ed00b9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 10.11 08:48:17, skipping insertion in model container [2018-11-10 08:48:17,527 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-10 08:48:17,527 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:48:17" (2/3) ... [2018-11-10 08:48:17,527 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@52ed00b9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 10.11 08:48:17, skipping insertion in model container [2018-11-10 08:48:17,527 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-10 08:48:17,527 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 08:48:17" (3/3) ... [2018-11-10 08:48:17,529 INFO L375 chiAutomizerObserver]: Analyzing ICFG count_by_k_true-unreach-call_true-termination.i [2018-11-10 08:48:17,573 INFO L135 ementStrategyFactory]: Using default assertion order modulation [2018-11-10 08:48:17,574 INFO L374 BuchiCegarLoop]: Interprodecural is true [2018-11-10 08:48:17,574 INFO L375 BuchiCegarLoop]: Hoare is false [2018-11-10 08:48:17,574 INFO L376 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2018-11-10 08:48:17,574 INFO L377 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-10 08:48:17,574 INFO L378 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-10 08:48:17,575 INFO L379 BuchiCegarLoop]: Difference is false [2018-11-10 08:48:17,575 INFO L380 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-10 08:48:17,575 INFO L383 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2018-11-10 08:48:17,584 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 13 states. [2018-11-10 08:48:17,596 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2018-11-10 08:48:17,596 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-10 08:48:17,596 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-10 08:48:17,600 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1] [2018-11-10 08:48:17,601 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2018-11-10 08:48:17,601 INFO L442 BuchiCegarLoop]: ======== Iteration 1============ [2018-11-10 08:48:17,601 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 13 states. [2018-11-10 08:48:17,602 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2018-11-10 08:48:17,602 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-10 08:48:17,602 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-10 08:48:17,602 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1] [2018-11-10 08:48:17,602 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2018-11-10 08:48:17,607 INFO L793 eck$LassoCheckResult]: Stem: 7#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true; 5#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res;havoc main_#t~nondet1, main_~i~0, main_~k~0;havoc main_~i~0;havoc main_~k~0;main_~k~0 := main_#t~nondet1;havoc main_#t~nondet1; 13#L14true assume !!(0 <= main_~k~0 && main_~k~0 <= 10);main_~i~0 := 0; 8#L15-4true [2018-11-10 08:48:17,607 INFO L795 eck$LassoCheckResult]: Loop: 8#L15-4true assume true; 14#L15-1true assume !!(main_~i~0 < 1000000 * main_~k~0); 9#L15-3true main_~i~0 := main_~i~0 + main_~k~0; 8#L15-4true [2018-11-10 08:48:17,611 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 08:48:17,611 INFO L82 PathProgramCache]: Analyzing trace with hash 29860, now seen corresponding path program 1 times [2018-11-10 08:48:17,613 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 08:48:17,613 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 08:48:17,649 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 08:48:17,650 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 08:48:17,650 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 08:48:17,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 08:48:17,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 08:48:17,676 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 08:48:17,676 INFO L82 PathProgramCache]: Analyzing trace with hash 40876, now seen corresponding path program 1 times [2018-11-10 08:48:17,676 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 08:48:17,677 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 08:48:17,677 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 08:48:17,677 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 08:48:17,677 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 08:48:17,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 08:48:17,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 08:48:17,687 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 08:48:17,687 INFO L82 PathProgramCache]: Analyzing trace with hash 889570345, now seen corresponding path program 1 times [2018-11-10 08:48:17,688 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 08:48:17,688 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 08:48:17,689 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 08:48:17,689 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 08:48:17,690 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 08:48:17,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 08:48:17,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 08:48:17,762 INFO L214 LassoAnalysis]: Preferences: [2018-11-10 08:48:17,762 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-10 08:48:17,762 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-10 08:48:17,763 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-10 08:48:17,763 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2018-11-10 08:48:17,763 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-10 08:48:17,763 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-10 08:48:17,763 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-10 08:48:17,763 INFO L131 ssoRankerPreferences]: Filename of dumped script: count_by_k_true-unreach-call_true-termination.i_Iteration1_Lasso [2018-11-10 08:48:17,763 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-10 08:48:17,764 INFO L280 LassoAnalysis]: Starting lasso preprocessing... [2018-11-10 08:48:17,779 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-10 08:48:17,786 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-10 08:48:17,810 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-10 08:48:17,865 INFO L298 LassoAnalysis]: Preprocessing complete. [2018-11-10 08:48:17,866 INFO L410 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_67d6fe59-6632-4e68-9703-bcd0caf279f1/bin-2019/uautomizer/z3 Starting monitored process 2 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 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-10 08:48:17,881 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-10 08:48:17,881 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-10 08:48:17,887 INFO L443 LassoAnalysis]: Proved nontermination for one component. [2018-11-10 08:48:17,887 INFO L446 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet1=0} Honda state: {ULTIMATE.start_main_#t~nondet1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_67d6fe59-6632-4e68-9703-bcd0caf279f1/bin-2019/uautomizer/z3 Starting monitored process 3 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 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-10 08:48:17,903 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-10 08:48:17,903 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_67d6fe59-6632-4e68-9703-bcd0caf279f1/bin-2019/uautomizer/z3 Starting monitored process 4 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 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-10 08:48:17,922 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-11-10 08:48:17,922 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-10 08:48:29,959 INFO L448 LassoAnalysis]: Proving nontermination failed: SMT Solver returned 'unknown'. [2018-11-10 08:48:29,963 INFO L214 LassoAnalysis]: Preferences: [2018-11-10 08:48:29,963 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-10 08:48:29,963 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-10 08:48:29,963 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-10 08:48:29,963 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-11-10 08:48:29,963 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-10 08:48:29,964 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-10 08:48:29,964 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-10 08:48:29,964 INFO L131 ssoRankerPreferences]: Filename of dumped script: count_by_k_true-unreach-call_true-termination.i_Iteration1_Lasso [2018-11-10 08:48:29,964 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-10 08:48:29,964 INFO L280 LassoAnalysis]: Starting lasso preprocessing... [2018-11-10 08:48:29,965 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-10 08:48:29,967 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-10 08:48:29,969 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-10 08:48:30,011 INFO L298 LassoAnalysis]: Preprocessing complete. [2018-11-10 08:48:30,016 INFO L496 LassoAnalysis]: Using template 'affine'. [2018-11-10 08:48:30,017 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-10 08:48:30,018 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-10 08:48:30,018 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-10 08:48:30,019 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 08:48:30,019 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 08:48:30,019 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-10 08:48:30,021 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-10 08:48:30,021 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-10 08:48:30,023 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 08:48:30,023 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-10 08:48:30,024 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-10 08:48:30,024 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-10 08:48:30,024 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 08:48:30,024 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 08:48:30,024 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-10 08:48:30,025 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-10 08:48:30,025 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-10 08:48:30,026 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 08:48:30,026 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-10 08:48:30,027 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-10 08:48:30,027 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 08:48:30,027 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 08:48:30,027 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-10 08:48:30,030 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-10 08:48:30,030 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-10 08:48:30,068 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 08:48:30,069 INFO L496 LassoAnalysis]: Using template '2-nested'. [2018-11-10 08:48:30,069 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-10 08:48:30,070 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-10 08:48:30,070 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-10 08:48:30,070 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 08:48:30,070 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 08:48:30,070 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-10 08:48:30,071 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-10 08:48:30,071 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-10 08:48:30,072 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 08:48:30,072 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-10 08:48:30,073 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-10 08:48:30,073 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-10 08:48:30,073 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 08:48:30,073 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 08:48:30,073 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-10 08:48:30,074 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-10 08:48:30,074 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-10 08:48:30,074 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 08:48:30,074 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-10 08:48:30,075 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-10 08:48:30,075 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 08:48:30,075 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 08:48:30,075 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-10 08:48:30,079 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-10 08:48:30,079 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-10 08:48:30,101 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 08:48:30,101 INFO L496 LassoAnalysis]: Using template '3-nested'. [2018-11-10 08:48:30,102 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-10 08:48:30,102 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-10 08:48:30,102 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-10 08:48:30,102 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 08:48:30,102 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 08:48:30,103 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-10 08:48:30,103 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-10 08:48:30,103 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-10 08:48:30,104 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 08:48:30,106 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-10 08:48:30,106 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-10 08:48:30,107 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-10 08:48:30,107 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 08:48:30,107 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 08:48:30,107 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-10 08:48:30,108 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-10 08:48:30,108 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-10 08:48:30,108 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 08:48:30,109 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-10 08:48:30,109 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-10 08:48:30,109 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 08:48:30,109 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 08:48:30,109 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-10 08:48:30,112 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-10 08:48:30,115 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-10 08:48:30,137 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 08:48:30,138 INFO L496 LassoAnalysis]: Using template '4-nested'. [2018-11-10 08:48:30,138 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-10 08:48:30,139 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-10 08:48:30,139 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-10 08:48:30,139 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 08:48:30,139 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 08:48:30,139 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-10 08:48:30,140 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-10 08:48:30,140 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-10 08:48:30,142 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 08:48:30,143 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-10 08:48:30,143 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-10 08:48:30,143 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-10 08:48:30,143 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 08:48:30,144 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 08:48:30,144 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-10 08:48:30,144 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-10 08:48:30,144 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-10 08:48:30,145 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 08:48:30,146 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-10 08:48:30,146 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-10 08:48:30,146 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 08:48:30,146 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 08:48:30,146 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-10 08:48:30,151 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-10 08:48:30,151 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-10 08:48:30,175 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 08:48:30,175 INFO L496 LassoAnalysis]: Using template '2-phase'. [2018-11-10 08:48:30,175 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-10 08:48:30,176 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-10 08:48:30,176 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-10 08:48:30,176 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-10 08:48:30,178 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 08:48:30,178 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 08:48:30,178 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-10 08:48:30,178 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-10 08:48:30,179 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-10 08:48:30,179 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 08:48:30,179 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-10 08:48:30,180 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-10 08:48:30,180 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-10 08:48:30,180 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-10 08:48:30,180 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 08:48:30,180 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 08:48:30,181 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-10 08:48:30,181 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-10 08:48:30,181 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-10 08:48:30,182 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 08:48:30,182 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-10 08:48:30,182 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-10 08:48:30,183 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-10 08:48:30,183 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 08:48:30,183 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 08:48:30,183 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-10 08:48:30,189 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-10 08:48:30,189 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-10 08:48:30,203 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 08:48:30,204 INFO L496 LassoAnalysis]: Using template '3-phase'. [2018-11-10 08:48:30,204 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-10 08:48:30,205 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-10 08:48:30,205 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-10 08:48:30,205 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-10 08:48:30,205 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 08:48:30,205 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 08:48:30,205 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-10 08:48:30,206 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-10 08:48:30,206 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-10 08:48:30,208 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 08:48:30,208 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-10 08:48:30,208 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-10 08:48:30,209 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-10 08:48:30,209 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-10 08:48:30,209 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 08:48:30,209 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 08:48:30,209 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-10 08:48:30,210 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-10 08:48:30,210 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-10 08:48:30,211 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 08:48:30,212 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-10 08:48:30,212 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-10 08:48:30,212 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-10 08:48:30,213 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 08:48:30,213 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 08:48:30,213 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-10 08:48:30,216 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-10 08:48:30,216 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-10 08:48:30,235 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 08:48:30,235 INFO L496 LassoAnalysis]: Using template '4-phase'. [2018-11-10 08:48:30,235 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-10 08:48:30,236 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-10 08:48:30,236 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-10 08:48:30,237 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-10 08:48:30,238 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 08:48:30,238 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 08:48:30,238 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-10 08:48:30,239 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-10 08:48:30,239 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-10 08:48:30,240 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 08:48:30,241 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-10 08:48:30,241 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-10 08:48:30,241 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-10 08:48:30,241 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-10 08:48:30,241 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 08:48:30,242 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 08:48:30,242 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-10 08:48:30,243 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-10 08:48:30,243 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-10 08:48:30,243 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 08:48:30,244 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-10 08:48:30,244 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-10 08:48:30,244 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-10 08:48:30,244 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 08:48:30,244 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 08:48:30,245 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-10 08:48:30,247 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-10 08:48:30,248 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-10 08:48:30,273 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 08:48:30,274 INFO L496 LassoAnalysis]: Using template '2-lex'. [2018-11-10 08:48:30,274 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-10 08:48:30,275 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-10 08:48:30,275 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-10 08:48:30,275 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-10 08:48:30,275 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 08:48:30,275 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 08:48:30,275 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-10 08:48:30,276 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-10 08:48:30,278 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-10 08:48:30,280 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 08:48:30,280 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-10 08:48:30,281 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-10 08:48:30,281 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-10 08:48:30,281 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-10 08:48:30,281 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 08:48:30,281 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 08:48:30,281 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-10 08:48:30,282 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-10 08:48:30,282 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-10 08:48:30,283 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 08:48:30,284 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-10 08:48:30,284 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-10 08:48:30,285 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-10 08:48:30,285 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 08:48:30,285 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 08:48:30,285 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-10 08:48:30,286 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-10 08:48:30,286 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-10 08:48:30,307 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 08:48:30,307 INFO L496 LassoAnalysis]: Using template '3-lex'. [2018-11-10 08:48:30,308 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-10 08:48:30,308 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-10 08:48:30,308 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-10 08:48:30,308 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-10 08:48:30,309 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 08:48:30,309 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 08:48:30,309 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-10 08:48:30,309 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-10 08:48:30,309 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-10 08:48:30,311 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 08:48:30,311 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-10 08:48:30,312 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-10 08:48:30,312 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-10 08:48:30,312 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-10 08:48:30,312 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 08:48:30,312 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 08:48:30,312 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-10 08:48:30,313 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-10 08:48:30,313 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-10 08:48:30,315 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 08:48:30,315 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-10 08:48:30,315 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-10 08:48:30,316 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-10 08:48:30,316 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 08:48:30,316 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 08:48:30,316 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-10 08:48:30,322 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2018-11-10 08:48:30,322 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2018-11-10 08:48:30,372 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 08:48:30,372 INFO L488 BuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2018-11-10 08:48:30,373 INFO L793 eck$LassoCheckResult]: Stem: 7#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true; 5#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res;havoc main_#t~nondet1, main_~i~0, main_~k~0;havoc main_~i~0;havoc main_~k~0;main_~k~0 := main_#t~nondet1;havoc main_#t~nondet1; 13#L14true assume !!(0 <= main_~k~0 && main_~k~0 <= 10);main_~i~0 := 0; 8#L15-4true assume true; 14#L15-1true assume !!(main_~i~0 < 1000000 * main_~k~0); 9#L15-3true main_~i~0 := main_~i~0 + main_~k~0; 8#L15-4true [2018-11-10 08:48:30,373 INFO L795 eck$LassoCheckResult]: Loop: 8#L15-4true assume true; 14#L15-1true assume !!(main_~i~0 < 1000000 * main_~k~0); 9#L15-3true main_~i~0 := main_~i~0 + main_~k~0; 8#L15-4true [2018-11-10 08:48:30,373 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 08:48:30,373 INFO L82 PathProgramCache]: Analyzing trace with hash 889570345, now seen corresponding path program 2 times [2018-11-10 08:48:30,373 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 08:48:30,373 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 08:48:30,374 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 08:48:30,374 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 08:48:30,374 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 08:48:30,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 08:48:30,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 08:48:30,380 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 08:48:30,380 INFO L82 PathProgramCache]: Analyzing trace with hash 40876, now seen corresponding path program 2 times [2018-11-10 08:48:30,380 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 08:48:30,380 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 08:48:30,381 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 08:48:30,381 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-10 08:48:30,381 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 08:48:30,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 08:48:30,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 08:48:30,385 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 08:48:30,385 INFO L82 PathProgramCache]: Analyzing trace with hash 1241942660, now seen corresponding path program 3 times [2018-11-10 08:48:30,385 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 08:48:30,385 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 08:48:30,386 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 08:48:30,386 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-10 08:48:30,386 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 08:48:30,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 08:48:30,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 08:48:30,458 INFO L214 LassoAnalysis]: Preferences: [2018-11-10 08:48:30,458 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-10 08:48:30,458 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-10 08:48:30,458 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-10 08:48:30,458 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2018-11-10 08:48:30,458 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-10 08:48:30,459 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-10 08:48:30,459 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-10 08:48:30,459 INFO L131 ssoRankerPreferences]: Filename of dumped script: count_by_k_true-unreach-call_true-termination.i_Iteration1_Lasso [2018-11-10 08:48:30,459 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-10 08:48:30,459 INFO L280 LassoAnalysis]: Starting lasso preprocessing... [2018-11-10 08:48:30,460 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-10 08:48:30,464 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-10 08:48:30,475 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-10 08:48:30,514 INFO L298 LassoAnalysis]: Preprocessing complete. [2018-11-10 08:48:30,514 INFO L410 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_67d6fe59-6632-4e68-9703-bcd0caf279f1/bin-2019/uautomizer/z3 Starting monitored process 5 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 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-10 08:48:30,522 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-10 08:48:30,522 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-10 08:48:30,525 INFO L443 LassoAnalysis]: Proved nontermination for one component. [2018-11-10 08:48:30,525 INFO L446 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#res=0} Honda state: {ULTIMATE.start_main_#res=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_67d6fe59-6632-4e68-9703-bcd0caf279f1/bin-2019/uautomizer/z3 Starting monitored process 6 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 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-10 08:48:30,557 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-10 08:48:30,557 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_67d6fe59-6632-4e68-9703-bcd0caf279f1/bin-2019/uautomizer/z3 Starting monitored process 7 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 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-10 08:48:30,579 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-11-10 08:48:30,579 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-10 08:48:42,613 INFO L448 LassoAnalysis]: Proving nontermination failed: SMT Solver returned 'unknown'. [2018-11-10 08:48:42,617 INFO L214 LassoAnalysis]: Preferences: [2018-11-10 08:48:42,617 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-10 08:48:42,617 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-10 08:48:42,618 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-10 08:48:42,618 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-11-10 08:48:42,618 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-10 08:48:42,618 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-10 08:48:42,618 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-10 08:48:42,618 INFO L131 ssoRankerPreferences]: Filename of dumped script: count_by_k_true-unreach-call_true-termination.i_Iteration1_Lasso [2018-11-10 08:48:42,618 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-10 08:48:42,618 INFO L280 LassoAnalysis]: Starting lasso preprocessing... [2018-11-10 08:48:42,619 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-10 08:48:42,621 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-10 08:48:42,623 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-10 08:48:42,674 INFO L298 LassoAnalysis]: Preprocessing complete. [2018-11-10 08:48:42,674 INFO L496 LassoAnalysis]: Using template 'affine'. [2018-11-10 08:48:42,674 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-10 08:48:42,675 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-10 08:48:42,675 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-10 08:48:42,675 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 08:48:42,675 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 08:48:42,675 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-10 08:48:42,675 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-10 08:48:42,675 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-10 08:48:42,676 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 08:48:42,676 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-10 08:48:42,676 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-10 08:48:42,676 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-10 08:48:42,676 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 08:48:42,676 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 08:48:42,676 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-10 08:48:42,677 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-10 08:48:42,677 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-10 08:48:42,677 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 08:48:42,677 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-10 08:48:42,677 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-10 08:48:42,677 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 08:48:42,678 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 08:48:42,678 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-10 08:48:42,678 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-10 08:48:42,678 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-10 08:48:42,687 INFO L421 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2018-11-10 08:48:42,692 INFO L443 ModelExtractionUtils]: Simplification made 5 calls to the SMT solver. [2018-11-10 08:48:42,692 INFO L444 ModelExtractionUtils]: 4 out of 10 variables were initially zero. Simplification set additionally 1 variables to zero. [2018-11-10 08:48:42,694 INFO L437 nArgumentSynthesizer]: Simplifying supporting invariants... [2018-11-10 08:48:42,694 INFO L440 nArgumentSynthesizer]: Removed 1 redundant supporting invariants from a total of 2. [2018-11-10 08:48:42,695 INFO L517 LassoAnalysis]: Proved termination. [2018-11-10 08:48:42,695 INFO L519 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~i~0, ULTIMATE.start_main_~k~0) = -1*ULTIMATE.start_main_~i~0 + 1000000*ULTIMATE.start_main_~k~0 Supporting invariants [1000000*ULTIMATE.start_main_~k~0 - 1 >= 0] [2018-11-10 08:48:42,697 INFO L297 tatePredicateManager]: 0 out of 1 supporting invariants were superfluous and have been removed [2018-11-10 08:48:42,738 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 08:48:42,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 08:48:42,747 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 08:48:42,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 08:48:42,767 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 08:48:42,782 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 08:48:42,792 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.3 stem predicates 2 loop predicates [2018-11-10 08:48:42,793 INFO L72 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 13 states. Second operand 6 states. [2018-11-10 08:48:42,889 INFO L76 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 13 states.. Second operand 6 states. Result 45 states and 51 transitions. Complement of second has 9 states. [2018-11-10 08:48:42,890 INFO L142 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 7 states 3 stem states 2 non-accepting loop states 1 accepting loop states [2018-11-10 08:48:42,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2018-11-10 08:48:42,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 37 transitions. [2018-11-10 08:48:42,895 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 37 transitions. Stem has 6 letters. Loop has 3 letters. [2018-11-10 08:48:42,897 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2018-11-10 08:48:42,897 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 37 transitions. Stem has 9 letters. Loop has 3 letters. [2018-11-10 08:48:42,897 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2018-11-10 08:48:42,897 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 37 transitions. Stem has 6 letters. Loop has 6 letters. [2018-11-10 08:48:42,898 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2018-11-10 08:48:42,898 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 45 states and 51 transitions. [2018-11-10 08:48:42,901 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2018-11-10 08:48:42,903 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 45 states to 0 states and 0 transitions. [2018-11-10 08:48:42,905 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2018-11-10 08:48:42,905 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2018-11-10 08:48:42,905 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2018-11-10 08:48:42,905 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2018-11-10 08:48:42,906 INFO L705 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-10 08:48:42,906 INFO L728 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-10 08:48:42,906 INFO L608 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-10 08:48:42,906 INFO L442 BuchiCegarLoop]: ======== Iteration 2============ [2018-11-10 08:48:42,906 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2018-11-10 08:48:42,906 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2018-11-10 08:48:42,906 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2018-11-10 08:48:42,912 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 10.11 08:48:42 BoogieIcfgContainer [2018-11-10 08:48:42,912 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2018-11-10 08:48:42,913 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 08:48:42,913 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 08:48:42,913 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 08:48:42,914 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 08:48:17" (3/4) ... [2018-11-10 08:48:42,918 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-10 08:48:42,918 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 08:48:42,919 INFO L168 Benchmark]: Toolchain (without parser) took 25726.27 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 137.9 MB). Free memory was 959.2 MB in the beginning and 941.7 MB in the end (delta: 17.6 MB). Peak memory consumption was 155.4 MB. Max. memory is 11.5 GB. [2018-11-10 08:48:42,921 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 08:48:42,921 INFO L168 Benchmark]: CACSL2BoogieTranslator took 140.93 ms. Allocated memory is still 1.0 GB. Free memory was 959.2 MB in the beginning and 948.4 MB in the end (delta: 10.9 MB). Peak memory consumption was 10.9 MB. Max. memory is 11.5 GB. [2018-11-10 08:48:42,922 INFO L168 Benchmark]: Boogie Procedure Inliner took 17.58 ms. Allocated memory is still 1.0 GB. Free memory is still 948.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 08:48:42,922 INFO L168 Benchmark]: Boogie Preprocessor took 9.56 ms. Allocated memory is still 1.0 GB. Free memory was 948.4 MB in the beginning and 945.7 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-10 08:48:42,923 INFO L168 Benchmark]: RCFGBuilder took 159.75 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 137.9 MB). Free memory was 945.7 MB in the beginning and 1.1 GB in the end (delta: -182.6 MB). Peak memory consumption was 19.8 MB. Max. memory is 11.5 GB. [2018-11-10 08:48:42,924 INFO L168 Benchmark]: BuchiAutomizer took 25389.75 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 944.4 MB in the end (delta: 184.0 MB). Peak memory consumption was 184.0 MB. Max. memory is 11.5 GB. [2018-11-10 08:48:42,924 INFO L168 Benchmark]: Witness Printer took 5.30 ms. Allocated memory is still 1.2 GB. Free memory was 944.4 MB in the beginning and 941.7 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-10 08:48:42,927 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 140.93 ms. Allocated memory is still 1.0 GB. Free memory was 959.2 MB in the beginning and 948.4 MB in the end (delta: 10.9 MB). Peak memory consumption was 10.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 17.58 ms. Allocated memory is still 1.0 GB. Free memory is still 948.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 9.56 ms. Allocated memory is still 1.0 GB. Free memory was 948.4 MB in the beginning and 945.7 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 159.75 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 137.9 MB). Free memory was 945.7 MB in the beginning and 1.1 GB in the end (delta: -182.6 MB). Peak memory consumption was 19.8 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 25389.75 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 944.4 MB in the end (delta: 184.0 MB). Peak memory consumption was 184.0 MB. Max. memory is 11.5 GB. * Witness Printer took 5.30 ms. Allocated memory is still 1.2 GB. Free memory was 944.4 MB in the beginning and 941.7 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 1 terminating modules (0 trivial, 1 deterministic, 0 nondeterministic). One deterministic module has affine ranking function -1 * i + 1000000 * k and consists of 7 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 25.3s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 25.0s. Construction of modules took 0.0s. Büchi inclusion checks took 0.1s. Highest rank in rank-based complementation 3. Minimization of det autom 1. Minimization of nondet autom 0. Automata minimization No data available. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had 0 states and ocurred in iteration 1. Nontrivial modules had stage [1, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 18 SDtfs, 22 SDslu, 25 SDs, 0 SdLazy, 19 SolverSat, 6 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso1 LassoPreprocessingBenchmarks: Lassos: inital23 mio100 ax100 hnf100 lsp100 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq143 hnf93 smp100 dnf100 smp100 tf100 neg100 sie112 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: sat Degree: 0 Time: 17ms VariablesStem: 2 VariablesLoop: 3 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 6 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 1 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 1 LassoNonterminationAnalysisTime: 12.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! Received shutdown request...