./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-restricted-15/NO_24_false-termination_true-no-overflow.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 0cd3be1d Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_e54c5a9b-5407-4149-8eab-eff86bb5ed33/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_e54c5a9b-5407-4149-8eab-eff86bb5ed33/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_e54c5a9b-5407-4149-8eab-eff86bb5ed33/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_e54c5a9b-5407-4149-8eab-eff86bb5ed33/bin-2019/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-restricted-15/NO_24_false-termination_true-no-overflow.c -s /tmp/vcloud-vcloud-master/worker/working_dir_e54c5a9b-5407-4149-8eab-eff86bb5ed33/bin-2019/uautomizer/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_e54c5a9b-5407-4149-8eab-eff86bb5ed33/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 64bit --witnessprinter.graph.data.programhash 37080e652aca30a197dfeef0cd840e0e07570cf4 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.23-0cd3be1 [2018-11-28 11:21:03,608 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-28 11:21:03,610 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-28 11:21:03,617 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-28 11:21:03,618 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-28 11:21:03,618 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-28 11:21:03,619 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-28 11:21:03,620 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-28 11:21:03,622 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-28 11:21:03,622 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-28 11:21:03,623 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-28 11:21:03,623 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-28 11:21:03,624 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-28 11:21:03,624 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-28 11:21:03,625 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-28 11:21:03,626 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-28 11:21:03,626 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-28 11:21:03,628 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-28 11:21:03,629 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-28 11:21:03,631 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-28 11:21:03,631 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-28 11:21:03,632 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-28 11:21:03,634 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-28 11:21:03,634 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-28 11:21:03,635 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-28 11:21:03,635 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-28 11:21:03,636 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-28 11:21:03,637 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-28 11:21:03,638 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-28 11:21:03,638 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-28 11:21:03,638 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-28 11:21:03,639 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-28 11:21:03,639 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-28 11:21:03,639 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-28 11:21:03,640 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-28 11:21:03,641 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-28 11:21:03,641 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_e54c5a9b-5407-4149-8eab-eff86bb5ed33/bin-2019/uautomizer/config/svcomp-Termination-64bit-Automizer_Default.epf [2018-11-28 11:21:03,652 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-28 11:21:03,652 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-28 11:21:03,653 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-28 11:21:03,654 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-28 11:21:03,654 INFO L133 SettingsManager]: * Use SBE=true [2018-11-28 11:21:03,654 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2018-11-28 11:21:03,654 INFO L133 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2018-11-28 11:21:03,654 INFO L133 SettingsManager]: * Use old map elimination=false [2018-11-28 11:21:03,654 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false [2018-11-28 11:21:03,654 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true [2018-11-28 11:21:03,655 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2018-11-28 11:21:03,655 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-28 11:21:03,655 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-11-28 11:21:03,655 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-28 11:21:03,655 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-28 11:21:03,655 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2018-11-28 11:21:03,655 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2018-11-28 11:21:03,655 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2018-11-28 11:21:03,656 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-28 11:21:03,656 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false [2018-11-28 11:21:03,657 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-28 11:21:03,658 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2018-11-28 11:21:03,658 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-28 11:21:03,658 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-28 11:21:03,658 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2018-11-28 11:21:03,658 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-28 11:21:03,658 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-28 11:21:03,658 INFO L133 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2018-11-28 11:21:03,659 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-11-28 11:21:03,659 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_e54c5a9b-5407-4149-8eab-eff86bb5ed33/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 -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 37080e652aca30a197dfeef0cd840e0e07570cf4 [2018-11-28 11:21:03,684 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-28 11:21:03,692 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-28 11:21:03,695 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-28 11:21:03,696 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-28 11:21:03,696 INFO L276 PluginConnector]: CDTParser initialized [2018-11-28 11:21:03,697 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_e54c5a9b-5407-4149-8eab-eff86bb5ed33/bin-2019/uautomizer/../../sv-benchmarks/c/termination-restricted-15/NO_24_false-termination_true-no-overflow.c [2018-11-28 11:21:03,741 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e54c5a9b-5407-4149-8eab-eff86bb5ed33/bin-2019/uautomizer/data/bb7d003d0/b246adc2022144059a8540601fe9bf32/FLAG341bcd5a7 [2018-11-28 11:21:04,131 INFO L307 CDTParser]: Found 1 translation units. [2018-11-28 11:21:04,131 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_e54c5a9b-5407-4149-8eab-eff86bb5ed33/sv-benchmarks/c/termination-restricted-15/NO_24_false-termination_true-no-overflow.c [2018-11-28 11:21:04,135 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e54c5a9b-5407-4149-8eab-eff86bb5ed33/bin-2019/uautomizer/data/bb7d003d0/b246adc2022144059a8540601fe9bf32/FLAG341bcd5a7 [2018-11-28 11:21:04,145 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_e54c5a9b-5407-4149-8eab-eff86bb5ed33/bin-2019/uautomizer/data/bb7d003d0/b246adc2022144059a8540601fe9bf32 [2018-11-28 11:21:04,146 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-28 11:21:04,147 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-28 11:21:04,148 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-28 11:21:04,148 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-28 11:21:04,150 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-28 11:21:04,151 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 11:21:04" (1/1) ... [2018-11-28 11:21:04,153 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@75f7ed53 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:21:04, skipping insertion in model container [2018-11-28 11:21:04,153 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 11:21:04" (1/1) ... [2018-11-28 11:21:04,157 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-28 11:21:04,166 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-28 11:21:04,259 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 11:21:04,262 INFO L191 MainTranslator]: Completed pre-run [2018-11-28 11:21:04,270 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 11:21:04,278 INFO L195 MainTranslator]: Completed translation [2018-11-28 11:21:04,278 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:21:04 WrapperNode [2018-11-28 11:21:04,278 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-28 11:21:04,279 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-28 11:21:04,279 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-28 11:21:04,279 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-28 11:21:04,286 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:21:04" (1/1) ... [2018-11-28 11:21:04,288 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:21:04" (1/1) ... [2018-11-28 11:21:04,298 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-28 11:21:04,298 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-28 11:21:04,299 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-28 11:21:04,299 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-28 11:21:04,304 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:21:04" (1/1) ... [2018-11-28 11:21:04,304 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:21:04" (1/1) ... [2018-11-28 11:21:04,304 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:21:04" (1/1) ... [2018-11-28 11:21:04,305 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:21:04" (1/1) ... [2018-11-28 11:21:04,306 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:21:04" (1/1) ... [2018-11-28 11:21:04,309 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:21:04" (1/1) ... [2018-11-28 11:21:04,309 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:21:04" (1/1) ... [2018-11-28 11:21:04,310 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-28 11:21:04,310 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-28 11:21:04,310 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-28 11:21:04,310 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-28 11:21:04,311 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:21:04" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e54c5a9b-5407-4149-8eab-eff86bb5ed33/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 [2018-11-28 11:21:04,381 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-28 11:21:04,382 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-28 11:21:04,450 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-28 11:21:04,450 INFO L280 CfgBuilder]: Removed 5 assue(true) statements. [2018-11-28 11:21:04,450 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 11:21:04 BoogieIcfgContainer [2018-11-28 11:21:04,451 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-28 11:21:04,451 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2018-11-28 11:21:04,451 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2018-11-28 11:21:04,454 INFO L276 PluginConnector]: BuchiAutomizer initialized [2018-11-28 11:21:04,455 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-28 11:21:04,455 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 28.11 11:21:04" (1/3) ... [2018-11-28 11:21:04,456 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@549d6761 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.11 11:21:04, skipping insertion in model container [2018-11-28 11:21:04,456 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-28 11:21:04,456 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:21:04" (2/3) ... [2018-11-28 11:21:04,456 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@549d6761 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.11 11:21:04, skipping insertion in model container [2018-11-28 11:21:04,457 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-28 11:21:04,457 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 11:21:04" (3/3) ... [2018-11-28 11:21:04,458 INFO L375 chiAutomizerObserver]: Analyzing ICFG NO_24_false-termination_true-no-overflow.c [2018-11-28 11:21:04,494 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-28 11:21:04,494 INFO L374 BuchiCegarLoop]: Interprodecural is true [2018-11-28 11:21:04,494 INFO L375 BuchiCegarLoop]: Hoare is false [2018-11-28 11:21:04,495 INFO L376 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2018-11-28 11:21:04,495 INFO L377 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-28 11:21:04,495 INFO L378 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-28 11:21:04,495 INFO L379 BuchiCegarLoop]: Difference is false [2018-11-28 11:21:04,495 INFO L380 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-28 11:21:04,495 INFO L383 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2018-11-28 11:21:04,503 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 6 states. [2018-11-28 11:21:04,516 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2018-11-28 11:21:04,516 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-28 11:21:04,516 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-28 11:21:04,520 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1] [2018-11-28 11:21:04,520 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1] [2018-11-28 11:21:04,520 INFO L442 BuchiCegarLoop]: ======== Iteration 1============ [2018-11-28 11:21:04,520 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 6 states. [2018-11-28 11:21:04,520 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2018-11-28 11:21:04,521 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-28 11:21:04,521 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-28 11:21:04,521 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1] [2018-11-28 11:21:04,521 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1] [2018-11-28 11:21:04,527 INFO L794 eck$LassoCheckResult]: Stem: 3#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_~a~0, main_~b~0;havoc main_~a~0;havoc main_~b~0;main_~a~0 := 1;main_~b~0 := 2; 8#L11-2true [2018-11-28 11:21:04,528 INFO L796 eck$LassoCheckResult]: Loop: 8#L11-2true assume !!(main_~a~0 + main_~b~0 < 5);main_~a~0 := main_~a~0 - main_~b~0;main_~b~0 := main_~a~0 + main_~b~0;main_~a~0 := main_~b~0 - main_~a~0; 8#L11-2true [2018-11-28 11:21:04,532 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 11:21:04,533 INFO L82 PathProgramCache]: Analyzing trace with hash 32, now seen corresponding path program 1 times [2018-11-28 11:21:04,534 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 11:21:04,535 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 11:21:04,574 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:21:04,574 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 11:21:04,574 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:21:04,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 11:21:04,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 11:21:04,598 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 11:21:04,598 INFO L82 PathProgramCache]: Analyzing trace with hash 41, now seen corresponding path program 1 times [2018-11-28 11:21:04,598 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 11:21:04,598 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 11:21:04,599 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:21:04,600 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 11:21:04,600 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:21:04,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 11:21:04,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 11:21:04,610 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 11:21:04,610 INFO L82 PathProgramCache]: Analyzing trace with hash 1002, now seen corresponding path program 1 times [2018-11-28 11:21:04,610 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 11:21:04,610 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 11:21:04,612 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:21:04,612 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 11:21:04,612 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:21:04,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 11:21:04,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 11:21:04,676 INFO L216 LassoAnalysis]: Preferences: [2018-11-28 11:21:04,677 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-28 11:21:04,677 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-28 11:21:04,677 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-28 11:21:04,677 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2018-11-28 11:21:04,677 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 11:21:04,677 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-28 11:21:04,677 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-28 11:21:04,677 INFO L131 ssoRankerPreferences]: Filename of dumped script: NO_24_false-termination_true-no-overflow.c_Iteration1_Lasso [2018-11-28 11:21:04,678 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-28 11:21:04,678 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-28 11:21:04,698 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 11:21:04,721 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 11:21:04,729 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 11:21:04,739 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 11:21:04,875 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-28 11:21:04,876 INFO L412 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e54c5a9b-5407-4149-8eab-eff86bb5ed33/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 [2018-11-28 11:21:04,880 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 11:21:04,880 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-28 11:21:04,898 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-28 11:21:04,898 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~true_1=1} Honda state: {v_rep~unnamed0~0~true_1=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e54c5a9b-5407-4149-8eab-eff86bb5ed33/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 [2018-11-28 11:21:04,905 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 11:21:04,905 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-28 11:21:04,921 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-28 11:21:04,921 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~false_1=0} Honda state: {v_rep~unnamed0~0~false_1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e54c5a9b-5407-4149-8eab-eff86bb5ed33/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 [2018-11-28 11:21:04,924 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 11:21:04,924 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e54c5a9b-5407-4149-8eab-eff86bb5ed33/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 [2018-11-28 11:21:04,941 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-11-28 11:21:04,941 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-28 11:21:05,176 INFO L452 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2018-11-28 11:21:05,178 INFO L216 LassoAnalysis]: Preferences: [2018-11-28 11:21:05,178 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-28 11:21:05,178 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-28 11:21:05,178 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-28 11:21:05,178 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-11-28 11:21:05,178 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 11:21:05,178 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-28 11:21:05,178 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-28 11:21:05,178 INFO L131 ssoRankerPreferences]: Filename of dumped script: NO_24_false-termination_true-no-overflow.c_Iteration1_Lasso [2018-11-28 11:21:05,178 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-28 11:21:05,178 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-28 11:21:05,180 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 11:21:05,182 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 11:21:05,186 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 11:21:05,188 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 11:21:05,245 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-28 11:21:05,249 INFO L497 LassoAnalysis]: Using template 'affine'. [2018-11-28 11:21:05,250 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 [2018-11-28 11:21:05,251 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 11:21:05,251 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:21:05,251 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 11:21:05,251 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 11:21:05,255 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 11:21:05,255 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-28 11:21:05,260 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:21:05,260 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 [2018-11-28 11:21:05,261 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 11:21:05,261 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:21:05,261 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 11:21:05,261 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 11:21:05,263 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 11:21:05,263 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-28 11:21:05,270 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:21:05,270 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 [2018-11-28 11:21:05,271 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 11:21:05,271 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 11:21:05,271 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:21:05,271 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 11:21:05,272 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 11:21:05,272 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 11:21:05,272 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 11:21:05,273 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:21:05,273 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 [2018-11-28 11:21:05,274 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 11:21:05,274 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:21:05,274 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 11:21:05,274 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 11:21:05,277 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 11:21:05,277 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-28 11:21:05,305 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:21:05,305 INFO L497 LassoAnalysis]: Using template '2-nested'. [2018-11-28 11:21:05,306 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 [2018-11-28 11:21:05,306 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 11:21:05,306 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:21:05,307 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 11:21:05,307 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 11:21:05,309 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-28 11:21:05,309 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-28 11:21:05,313 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:21:05,313 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 [2018-11-28 11:21:05,313 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 11:21:05,314 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:21:05,314 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 11:21:05,314 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 11:21:05,317 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-28 11:21:05,317 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-28 11:21:05,325 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:21:05,325 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 [2018-11-28 11:21:05,326 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 11:21:05,326 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 11:21:05,326 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:21:05,326 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 11:21:05,326 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 11:21:05,327 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 11:21:05,327 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 11:21:05,328 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:21:05,329 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 [2018-11-28 11:21:05,329 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 11:21:05,329 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:21:05,329 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 11:21:05,329 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 11:21:05,332 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-28 11:21:05,332 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-28 11:21:05,351 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:21:05,351 INFO L497 LassoAnalysis]: Using template '3-nested'. [2018-11-28 11:21:05,352 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 [2018-11-28 11:21:05,352 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 11:21:05,352 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:21:05,353 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 11:21:05,353 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 11:21:05,355 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 11:21:05,355 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-28 11:21:05,360 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:21:05,360 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 [2018-11-28 11:21:05,361 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 11:21:05,361 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:21:05,361 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 11:21:05,361 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 11:21:05,363 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 11:21:05,364 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-28 11:21:05,370 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:21:05,370 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 [2018-11-28 11:21:05,371 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 11:21:05,371 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 11:21:05,371 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:21:05,371 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 11:21:05,371 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 11:21:05,372 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 11:21:05,372 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 11:21:05,374 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:21:05,374 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 [2018-11-28 11:21:05,375 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 11:21:05,375 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:21:05,375 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 11:21:05,375 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 11:21:05,378 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 11:21:05,378 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-28 11:21:05,439 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:21:05,440 INFO L497 LassoAnalysis]: Using template '4-nested'. [2018-11-28 11:21:05,440 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 [2018-11-28 11:21:05,440 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 11:21:05,441 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:21:05,441 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 11:21:05,441 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 11:21:05,443 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-28 11:21:05,443 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-28 11:21:05,445 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:21:05,446 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 [2018-11-28 11:21:05,446 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 11:21:05,447 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:21:05,447 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 11:21:05,447 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 11:21:05,448 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-28 11:21:05,448 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-28 11:21:05,454 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:21:05,455 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 [2018-11-28 11:21:05,455 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 11:21:05,455 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 11:21:05,455 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:21:05,455 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 11:21:05,456 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 11:21:05,456 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 11:21:05,456 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 11:21:05,456 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:21:05,458 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 [2018-11-28 11:21:05,458 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 11:21:05,459 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:21:05,459 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 11:21:05,459 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 11:21:05,461 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-28 11:21:05,461 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-28 11:21:05,479 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:21:05,479 INFO L497 LassoAnalysis]: Using template '2-phase'. [2018-11-28 11:21:05,480 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 [2018-11-28 11:21:05,480 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 11:21:05,482 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 11:21:05,482 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:21:05,482 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 11:21:05,482 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 11:21:05,483 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-28 11:21:05,483 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-28 11:21:05,486 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:21:05,487 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 [2018-11-28 11:21:05,487 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 11:21:05,487 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 11:21:05,487 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:21:05,487 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 11:21:05,488 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 11:21:05,490 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-28 11:21:05,491 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-28 11:21:05,494 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:21:05,495 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 [2018-11-28 11:21:05,495 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 11:21:05,495 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 11:21:05,495 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 11:21:05,495 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:21:05,496 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 11:21:05,496 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 11:21:05,496 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 11:21:05,496 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 11:21:05,499 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:21:05,500 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 [2018-11-28 11:21:05,500 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 11:21:05,500 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 11:21:05,500 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:21:05,500 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 11:21:05,501 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 11:21:05,502 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-28 11:21:05,502 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-28 11:21:05,513 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:21:05,514 INFO L497 LassoAnalysis]: Using template '3-phase'. [2018-11-28 11:21:05,514 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 [2018-11-28 11:21:05,514 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 11:21:05,515 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 11:21:05,515 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:21:05,515 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 11:21:05,515 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 11:21:05,517 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 11:21:05,517 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-28 11:21:05,521 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:21:05,521 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 [2018-11-28 11:21:05,521 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 11:21:05,522 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 11:21:05,522 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:21:05,522 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 11:21:05,522 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 11:21:05,523 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 11:21:05,523 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-28 11:21:05,529 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:21:05,529 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 [2018-11-28 11:21:05,530 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 11:21:05,530 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 11:21:05,530 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 11:21:05,530 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:21:05,530 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 11:21:05,530 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 11:21:05,531 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 11:21:05,531 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 11:21:05,532 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:21:05,532 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 [2018-11-28 11:21:05,532 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 11:21:05,535 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 11:21:05,536 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:21:05,536 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 11:21:05,536 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 11:21:05,538 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 11:21:05,538 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-28 11:21:05,551 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:21:05,551 INFO L497 LassoAnalysis]: Using template '4-phase'. [2018-11-28 11:21:05,551 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 [2018-11-28 11:21:05,552 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 11:21:05,552 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 11:21:05,552 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:21:05,552 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 11:21:05,552 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 11:21:05,554 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-28 11:21:05,554 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-28 11:21:05,558 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:21:05,559 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 [2018-11-28 11:21:05,559 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 11:21:05,559 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 11:21:05,560 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:21:05,560 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 11:21:05,560 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 11:21:05,562 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-28 11:21:05,562 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-28 11:21:05,567 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:21:05,567 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 [2018-11-28 11:21:05,568 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 11:21:05,568 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 11:21:05,568 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 11:21:05,568 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:21:05,568 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 11:21:05,568 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 11:21:05,569 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 11:21:05,569 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 11:21:05,570 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:21:05,570 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 [2018-11-28 11:21:05,571 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 11:21:05,571 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 11:21:05,571 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:21:05,571 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 11:21:05,572 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 11:21:05,574 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-28 11:21:05,574 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-28 11:21:05,591 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:21:05,591 INFO L497 LassoAnalysis]: Using template '2-lex'. [2018-11-28 11:21:05,591 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 [2018-11-28 11:21:05,592 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 11:21:05,592 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 11:21:05,592 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:21:05,592 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 11:21:05,594 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 11:21:05,595 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 11:21:05,596 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-28 11:21:05,599 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:21:05,599 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 [2018-11-28 11:21:05,599 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 11:21:05,600 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 11:21:05,600 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:21:05,600 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 11:21:05,600 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 11:21:05,601 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 11:21:05,601 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-28 11:21:05,604 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:21:05,604 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 [2018-11-28 11:21:05,605 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 11:21:05,605 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 11:21:05,605 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 11:21:05,605 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:21:05,605 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 11:21:05,605 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 11:21:05,606 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 11:21:05,606 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 11:21:05,607 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:21:05,607 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 [2018-11-28 11:21:05,608 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 11:21:05,608 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 11:21:05,608 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:21:05,608 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 11:21:05,608 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 11:21:05,610 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 11:21:05,611 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-28 11:21:05,628 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:21:05,629 INFO L497 LassoAnalysis]: Using template '3-lex'. [2018-11-28 11:21:05,629 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 [2018-11-28 11:21:05,629 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 11:21:05,630 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 11:21:05,630 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:21:05,630 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 11:21:05,630 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 11:21:05,631 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2018-11-28 11:21:05,631 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2018-11-28 11:21:05,635 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:21:05,636 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 [2018-11-28 11:21:05,637 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 11:21:05,637 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 11:21:05,637 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:21:05,638 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 11:21:05,638 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 11:21:05,639 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2018-11-28 11:21:05,639 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2018-11-28 11:21:05,642 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:21:05,643 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 [2018-11-28 11:21:05,643 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 11:21:05,643 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 11:21:05,644 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 11:21:05,644 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:21:05,644 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 11:21:05,644 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 11:21:05,645 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 11:21:05,645 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 11:21:05,646 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:21:05,647 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 [2018-11-28 11:21:05,647 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 11:21:05,647 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 11:21:05,647 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:21:05,647 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 11:21:05,648 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 11:21:05,650 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2018-11-28 11:21:05,650 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2018-11-28 11:21:05,720 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:21:05,721 INFO L488 BuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2018-11-28 11:21:05,721 INFO L794 eck$LassoCheckResult]: Stem: 3#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_~a~0, main_~b~0;havoc main_~a~0;havoc main_~b~0;main_~a~0 := 1;main_~b~0 := 2; 8#L11-2true assume !!(main_~a~0 + main_~b~0 < 5);main_~a~0 := main_~a~0 - main_~b~0;main_~b~0 := main_~a~0 + main_~b~0;main_~a~0 := main_~b~0 - main_~a~0; 8#L11-2true [2018-11-28 11:21:05,721 INFO L796 eck$LassoCheckResult]: Loop: 8#L11-2true assume !!(main_~a~0 + main_~b~0 < 5);main_~a~0 := main_~a~0 - main_~b~0;main_~b~0 := main_~a~0 + main_~b~0;main_~a~0 := main_~b~0 - main_~a~0; 8#L11-2true [2018-11-28 11:21:05,722 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 11:21:05,722 INFO L82 PathProgramCache]: Analyzing trace with hash 1002, now seen corresponding path program 2 times [2018-11-28 11:21:05,722 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 11:21:05,722 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 11:21:05,723 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:21:05,723 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 11:21:05,723 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:21:05,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 11:21:05,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 11:21:05,727 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 11:21:05,727 INFO L82 PathProgramCache]: Analyzing trace with hash 41, now seen corresponding path program 2 times [2018-11-28 11:21:05,728 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 11:21:05,728 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 11:21:05,728 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:21:05,729 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-28 11:21:05,729 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:21:05,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 11:21:05,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 11:21:05,731 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 11:21:05,732 INFO L82 PathProgramCache]: Analyzing trace with hash 31072, now seen corresponding path program 3 times [2018-11-28 11:21:05,732 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 11:21:05,732 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 11:21:05,733 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:21:05,734 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-28 11:21:05,734 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:21:05,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 11:21:05,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 11:21:05,791 INFO L216 LassoAnalysis]: Preferences: [2018-11-28 11:21:05,791 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-28 11:21:05,791 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-28 11:21:05,791 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-28 11:21:05,791 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2018-11-28 11:21:05,791 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 11:21:05,792 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-28 11:21:05,792 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-28 11:21:05,792 INFO L131 ssoRankerPreferences]: Filename of dumped script: NO_24_false-termination_true-no-overflow.c_Iteration1_Lasso [2018-11-28 11:21:05,792 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-28 11:21:05,792 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-28 11:21:05,793 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 11:21:05,796 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 11:21:05,798 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 11:21:05,806 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 11:21:05,860 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-28 11:21:05,860 INFO L412 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e54c5a9b-5407-4149-8eab-eff86bb5ed33/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 [2018-11-28 11:21:05,869 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 11:21:05,869 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-28 11:21:05,884 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-28 11:21:05,885 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~false_3=0} Honda state: {v_rep~unnamed0~0~false_3=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e54c5a9b-5407-4149-8eab-eff86bb5ed33/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 [2018-11-28 11:21:05,889 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 11:21:05,889 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-28 11:21:05,891 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-28 11:21:05,892 INFO L448 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_e54c5a9b-5407-4149-8eab-eff86bb5ed33/bin-2019/uautomizer/z3 Starting monitored process 8 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 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 11:21:05,907 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 11:21:05,907 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e54c5a9b-5407-4149-8eab-eff86bb5ed33/bin-2019/uautomizer/z3 Starting monitored process 9 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 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 11:21:05,926 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-11-28 11:21:05,926 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-28 11:21:06,132 INFO L452 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2018-11-28 11:21:06,134 INFO L216 LassoAnalysis]: Preferences: [2018-11-28 11:21:06,134 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-28 11:21:06,134 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-28 11:21:06,134 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-28 11:21:06,134 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-11-28 11:21:06,134 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 11:21:06,134 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-28 11:21:06,134 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-28 11:21:06,134 INFO L131 ssoRankerPreferences]: Filename of dumped script: NO_24_false-termination_true-no-overflow.c_Iteration1_Lasso [2018-11-28 11:21:06,134 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-28 11:21:06,134 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-28 11:21:06,135 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 11:21:06,138 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 11:21:06,145 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 11:21:06,147 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 11:21:06,250 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-28 11:21:06,250 INFO L497 LassoAnalysis]: Using template 'affine'. [2018-11-28 11:21:06,251 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 [2018-11-28 11:21:06,251 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 11:21:06,251 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:21:06,251 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 11:21:06,251 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 11:21:06,252 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 11:21:06,252 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-28 11:21:06,253 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:21:06,254 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 [2018-11-28 11:21:06,254 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 11:21:06,254 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 11:21:06,254 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:21:06,254 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 11:21:06,254 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 11:21:06,255 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 11:21:06,255 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 11:21:06,255 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:21:06,255 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 [2018-11-28 11:21:06,257 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 11:21:06,257 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:21:06,257 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 11:21:06,257 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 11:21:06,258 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 11:21:06,258 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-28 11:21:06,260 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:21:06,260 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 [2018-11-28 11:21:06,260 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 11:21:06,260 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:21:06,260 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 11:21:06,261 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 11:21:06,261 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 11:21:06,262 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-28 11:21:06,265 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:21:06,265 INFO L497 LassoAnalysis]: Using template '2-nested'. [2018-11-28 11:21:06,266 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 [2018-11-28 11:21:06,266 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 11:21:06,266 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:21:06,266 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 11:21:06,267 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 11:21:06,267 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-28 11:21:06,267 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-28 11:21:06,268 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:21:06,269 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 [2018-11-28 11:21:06,269 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 11:21:06,269 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 11:21:06,269 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:21:06,269 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 11:21:06,269 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 11:21:06,269 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 11:21:06,269 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 11:21:06,270 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:21:06,270 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 [2018-11-28 11:21:06,270 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 11:21:06,270 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:21:06,270 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 11:21:06,270 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 11:21:06,271 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-28 11:21:06,271 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-28 11:21:06,272 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:21:06,272 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 [2018-11-28 11:21:06,272 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 11:21:06,273 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:21:06,273 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 11:21:06,273 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 11:21:06,273 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-28 11:21:06,273 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-28 11:21:06,277 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:21:06,277 INFO L497 LassoAnalysis]: Using template '3-nested'. [2018-11-28 11:21:06,277 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 [2018-11-28 11:21:06,277 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 11:21:06,278 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:21:06,278 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 11:21:06,278 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 11:21:06,279 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 11:21:06,279 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-28 11:21:06,280 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:21:06,282 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 [2018-11-28 11:21:06,282 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 11:21:06,282 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 11:21:06,282 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:21:06,282 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 11:21:06,283 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 11:21:06,283 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 11:21:06,283 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 11:21:06,283 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:21:06,283 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 [2018-11-28 11:21:06,284 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 11:21:06,284 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:21:06,284 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 11:21:06,284 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 11:21:06,285 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 11:21:06,285 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-28 11:21:06,287 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:21:06,287 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 [2018-11-28 11:21:06,288 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 11:21:06,288 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:21:06,288 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 11:21:06,288 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 11:21:06,290 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 11:21:06,290 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-28 11:21:06,297 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:21:06,297 INFO L497 LassoAnalysis]: Using template '4-nested'. [2018-11-28 11:21:06,297 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 [2018-11-28 11:21:06,298 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 11:21:06,299 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:21:06,299 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 11:21:06,300 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 11:21:06,300 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-28 11:21:06,300 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-28 11:21:06,301 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:21:06,302 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 [2018-11-28 11:21:06,302 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 11:21:06,302 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 11:21:06,302 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:21:06,302 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 11:21:06,302 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 11:21:06,303 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 11:21:06,303 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 11:21:06,303 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:21:06,303 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 [2018-11-28 11:21:06,304 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 11:21:06,304 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:21:06,304 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 11:21:06,304 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 11:21:06,305 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-28 11:21:06,305 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-28 11:21:06,307 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:21:06,308 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 [2018-11-28 11:21:06,308 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 11:21:06,308 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:21:06,308 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 11:21:06,309 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 11:21:06,310 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-28 11:21:06,311 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-28 11:21:06,317 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:21:06,317 INFO L497 LassoAnalysis]: Using template '2-phase'. [2018-11-28 11:21:06,318 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 [2018-11-28 11:21:06,318 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 11:21:06,318 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 11:21:06,318 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:21:06,318 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 11:21:06,319 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 11:21:06,319 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-28 11:21:06,319 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-28 11:21:06,321 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:21:06,322 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 [2018-11-28 11:21:06,322 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 11:21:06,322 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 11:21:06,322 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 11:21:06,322 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:21:06,322 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 11:21:06,322 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 11:21:06,323 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 11:21:06,323 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 11:21:06,323 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:21:06,324 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 [2018-11-28 11:21:06,324 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 11:21:06,324 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 11:21:06,324 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:21:06,324 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 11:21:06,324 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 11:21:06,325 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-28 11:21:06,325 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-28 11:21:06,327 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:21:06,328 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 [2018-11-28 11:21:06,328 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 11:21:06,328 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 11:21:06,328 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:21:06,328 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 11:21:06,329 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 11:21:06,330 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-28 11:21:06,330 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-28 11:21:06,335 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:21:06,335 INFO L497 LassoAnalysis]: Using template '3-phase'. [2018-11-28 11:21:06,335 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 [2018-11-28 11:21:06,336 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 11:21:06,336 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 11:21:06,336 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:21:06,336 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 11:21:06,336 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 11:21:06,337 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 11:21:06,337 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-28 11:21:06,340 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:21:06,340 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 [2018-11-28 11:21:06,342 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 11:21:06,342 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 11:21:06,342 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 11:21:06,342 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:21:06,342 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 11:21:06,342 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 11:21:06,343 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 11:21:06,343 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 11:21:06,344 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:21:06,344 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 [2018-11-28 11:21:06,344 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 11:21:06,344 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 11:21:06,344 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:21:06,345 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 11:21:06,345 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 11:21:06,346 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 11:21:06,346 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-28 11:21:06,349 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:21:06,349 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 [2018-11-28 11:21:06,349 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 11:21:06,349 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 11:21:06,350 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:21:06,350 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 11:21:06,350 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 11:21:06,352 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 11:21:06,352 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-28 11:21:06,358 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:21:06,358 INFO L497 LassoAnalysis]: Using template '4-phase'. [2018-11-28 11:21:06,359 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 [2018-11-28 11:21:06,359 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 11:21:06,359 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 11:21:06,359 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:21:06,359 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 11:21:06,359 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 11:21:06,361 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-28 11:21:06,361 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-28 11:21:06,365 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:21:06,365 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 [2018-11-28 11:21:06,365 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 11:21:06,365 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 11:21:06,365 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 11:21:06,366 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:21:06,366 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 11:21:06,366 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 11:21:06,367 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 11:21:06,367 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 11:21:06,367 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:21:06,367 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 [2018-11-28 11:21:06,368 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 11:21:06,368 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 11:21:06,368 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:21:06,368 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 11:21:06,368 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 11:21:06,370 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-28 11:21:06,370 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-28 11:21:06,374 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:21:06,374 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 [2018-11-28 11:21:06,374 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 11:21:06,374 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 11:21:06,375 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:21:06,375 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 11:21:06,375 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 11:21:06,377 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-28 11:21:06,377 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-28 11:21:06,390 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:21:06,390 INFO L497 LassoAnalysis]: Using template '2-lex'. [2018-11-28 11:21:06,390 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 [2018-11-28 11:21:06,390 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 11:21:06,390 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 11:21:06,391 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:21:06,391 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 11:21:06,391 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 11:21:06,392 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 11:21:06,392 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-28 11:21:06,394 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:21:06,394 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 [2018-11-28 11:21:06,394 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 11:21:06,394 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 11:21:06,395 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 11:21:06,395 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:21:06,395 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 11:21:06,395 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 11:21:06,395 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 11:21:06,395 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 11:21:06,396 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:21:06,396 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 [2018-11-28 11:21:06,397 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 11:21:06,397 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 11:21:06,397 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:21:06,397 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 11:21:06,397 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 11:21:06,398 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 11:21:06,398 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-28 11:21:06,400 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:21:06,400 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 [2018-11-28 11:21:06,401 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 11:21:06,401 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 11:21:06,401 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:21:06,401 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 11:21:06,401 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 11:21:06,403 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 11:21:06,403 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-28 11:21:06,415 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:21:06,415 INFO L497 LassoAnalysis]: Using template '3-lex'. [2018-11-28 11:21:06,415 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 [2018-11-28 11:21:06,416 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 11:21:06,416 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 11:21:06,416 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:21:06,416 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 11:21:06,416 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 11:21:06,417 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2018-11-28 11:21:06,417 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2018-11-28 11:21:06,421 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:21:06,421 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 [2018-11-28 11:21:06,421 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 11:21:06,421 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 11:21:06,421 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 11:21:06,422 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:21:06,422 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 11:21:06,422 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 11:21:06,422 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 11:21:06,422 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 11:21:06,423 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:21:06,423 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 [2018-11-28 11:21:06,423 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 11:21:06,424 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 11:21:06,424 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:21:06,424 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 11:21:06,424 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 11:21:06,429 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2018-11-28 11:21:06,429 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2018-11-28 11:21:06,432 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:21:06,432 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 [2018-11-28 11:21:06,432 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 11:21:06,433 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 11:21:06,433 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:21:06,433 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 11:21:06,433 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 11:21:06,435 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2018-11-28 11:21:06,435 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2018-11-28 11:21:06,483 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:21:06,487 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 28.11 11:21:06 BoogieIcfgContainer [2018-11-28 11:21:06,487 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2018-11-28 11:21:06,488 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-28 11:21:06,488 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-28 11:21:06,488 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-28 11:21:06,488 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 11:21:04" (3/4) ... [2018-11-28 11:21:06,491 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-28 11:21:06,491 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-28 11:21:06,492 INFO L168 Benchmark]: Toolchain (without parser) took 2345.18 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 130.0 MB). Free memory was 952.2 MB in the beginning and 983.9 MB in the end (delta: -31.7 MB). Peak memory consumption was 98.3 MB. Max. memory is 11.5 GB. [2018-11-28 11:21:06,493 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 11:21:06,494 INFO L168 Benchmark]: CACSL2BoogieTranslator took 130.80 ms. Allocated memory is still 1.0 GB. Free memory was 952.2 MB in the beginning and 944.1 MB in the end (delta: 8.1 MB). Peak memory consumption was 8.1 MB. Max. memory is 11.5 GB. [2018-11-28 11:21:06,494 INFO L168 Benchmark]: Boogie Procedure Inliner took 19.30 ms. Allocated memory is still 1.0 GB. Free memory was 944.1 MB in the beginning and 941.4 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-28 11:21:06,495 INFO L168 Benchmark]: Boogie Preprocessor took 11.66 ms. Allocated memory is still 1.0 GB. Free memory is still 941.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 11:21:06,495 INFO L168 Benchmark]: RCFGBuilder took 140.34 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 130.0 MB). Free memory was 941.4 MB in the beginning and 1.1 GB in the end (delta: -177.6 MB). Peak memory consumption was 15.7 MB. Max. memory is 11.5 GB. [2018-11-28 11:21:06,495 INFO L168 Benchmark]: BuchiAutomizer took 2036.30 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 983.9 MB in the end (delta: 135.1 MB). Peak memory consumption was 267.2 MB. Max. memory is 11.5 GB. [2018-11-28 11:21:06,496 INFO L168 Benchmark]: Witness Printer took 3.65 ms. Allocated memory is still 1.2 GB. Free memory is still 983.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 11:21:06,498 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 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 130.80 ms. Allocated memory is still 1.0 GB. Free memory was 952.2 MB in the beginning and 944.1 MB in the end (delta: 8.1 MB). Peak memory consumption was 8.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 19.30 ms. Allocated memory is still 1.0 GB. Free memory was 944.1 MB in the beginning and 941.4 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 11.66 ms. Allocated memory is still 1.0 GB. Free memory is still 941.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 140.34 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 130.0 MB). Free memory was 941.4 MB in the beginning and 1.1 GB in the end (delta: -177.6 MB). Peak memory consumption was 15.7 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 2036.30 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 983.9 MB in the end (delta: 135.1 MB). Peak memory consumption was 267.2 MB. Max. memory is 11.5 GB. * Witness Printer took 3.65 ms. Allocated memory is still 1.2 GB. Free memory is still 983.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Trivial decomposition into one module whose termination is unknown. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 2.0s and 1 iterations. TraceHistogramMax:1. Analysis of lassos took 1.9s. Construction of modules took 0.0s. Büchi inclusion checks took 0.0s. Highest rank in rank-based complementation 0. Minimization of det autom 0. 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 -1 states and ocurred in iteration -1. Nontrivial modules had stage [0, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: No data available LassoAnalysisResults: nont0 unkn1 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: Lassos: inital23 mio100 ax152 hnf100 lsp65 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq186 hnf90 smp100 dnf100 smp100 tf100 neg100 sie105 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 3 Time: 5ms VariablesStem: 1 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 6 MotzkinApplications: 18 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 2 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 1 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.2s - TerminationAnalysisResult: Unable to decide termination Buchi Automizer is unable to decide termination for the following lasso. Stem: "havoc main_#res;havoc main_~a~0, main_~b~0;havoc main_~a~0;havoc main_~b~0;main_~a~0 := 1;main_~b~0 := 2;" "assume !!(main_~a~0 + main_~b~0 < 5);main_~a~0 := main_~a~0 - main_~b~0;main_~b~0 := main_~a~0 + main_~b~0;main_~a~0 := main_~b~0 - main_~a~0;" Loop: "assume !!(main_~a~0 + main_~b~0 < 5);main_~a~0 := main_~a~0 - main_~b~0;main_~b~0 := main_~a~0 + main_~b~0;main_~a~0 := main_~b~0 - main_~a~0;" RESULT: Ultimate could not prove your program: unable to determine termination Received shutdown request...