./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/loop-acceleration/underapprox_false-unreach-call2_true-termination.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_870a28d8-dc4c-4cf7-998c-68e868cd3667/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_870a28d8-dc4c-4cf7-998c-68e868cd3667/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_870a28d8-dc4c-4cf7-998c-68e868cd3667/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_870a28d8-dc4c-4cf7-998c-68e868cd3667/bin-2019/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/loop-acceleration/underapprox_false-unreach-call2_true-termination.i -s /tmp/vcloud-vcloud-master/worker/working_dir_870a28d8-dc4c-4cf7-998c-68e868cd3667/bin-2019/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_870a28d8-dc4c-4cf7-998c-68e868cd3667/bin-2019/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash c0ad4658b31654787cb281a441e891421d607e94 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-08 12:44:05,458 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-08 12:44:05,459 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-08 12:44:05,466 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-08 12:44:05,466 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-08 12:44:05,467 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-08 12:44:05,467 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-08 12:44:05,468 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-08 12:44:05,469 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-08 12:44:05,470 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-08 12:44:05,471 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-08 12:44:05,471 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-08 12:44:05,471 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-08 12:44:05,472 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-08 12:44:05,473 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-08 12:44:05,473 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-08 12:44:05,474 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-08 12:44:05,475 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-08 12:44:05,476 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-08 12:44:05,477 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-08 12:44:05,477 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-08 12:44:05,478 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-08 12:44:05,479 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-08 12:44:05,479 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-08 12:44:05,479 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-08 12:44:05,479 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-08 12:44:05,480 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-08 12:44:05,480 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-08 12:44:05,480 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-08 12:44:05,481 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-08 12:44:05,481 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-08 12:44:05,481 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-08 12:44:05,481 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-08 12:44:05,482 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-08 12:44:05,482 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-08 12:44:05,482 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-08 12:44:05,482 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_870a28d8-dc4c-4cf7-998c-68e868cd3667/bin-2019/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf [2018-12-08 12:44:05,492 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-08 12:44:05,492 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-08 12:44:05,493 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-08 12:44:05,493 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-08 12:44:05,493 INFO L133 SettingsManager]: * Use SBE=true [2018-12-08 12:44:05,493 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2018-12-08 12:44:05,494 INFO L133 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2018-12-08 12:44:05,494 INFO L133 SettingsManager]: * Use old map elimination=false [2018-12-08 12:44:05,494 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false [2018-12-08 12:44:05,494 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true [2018-12-08 12:44:05,494 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2018-12-08 12:44:05,494 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-08 12:44:05,495 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-08 12:44:05,495 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-12-08 12:44:05,495 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-08 12:44:05,495 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-08 12:44:05,495 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-08 12:44:05,495 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2018-12-08 12:44:05,495 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2018-12-08 12:44:05,496 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2018-12-08 12:44:05,496 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-08 12:44:05,496 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-08 12:44:05,496 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false [2018-12-08 12:44:05,496 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-08 12:44:05,496 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2018-12-08 12:44:05,497 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-08 12:44:05,497 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-08 12:44:05,497 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2018-12-08 12:44:05,497 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-08 12:44:05,497 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-12-08 12:44:05,497 INFO L133 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2018-12-08 12:44:05,498 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-12-08 12:44:05,498 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_870a28d8-dc4c-4cf7-998c-68e868cd3667/bin-2019/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c0ad4658b31654787cb281a441e891421d607e94 [2018-12-08 12:44:05,521 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-08 12:44:05,530 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-08 12:44:05,533 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-08 12:44:05,534 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-08 12:44:05,534 INFO L276 PluginConnector]: CDTParser initialized [2018-12-08 12:44:05,535 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_870a28d8-dc4c-4cf7-998c-68e868cd3667/bin-2019/uautomizer/../../sv-benchmarks/c/loop-acceleration/underapprox_false-unreach-call2_true-termination.i [2018-12-08 12:44:05,572 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_870a28d8-dc4c-4cf7-998c-68e868cd3667/bin-2019/uautomizer/data/740cc1215/a1f86e670dca434d9bdbb7ba7dc24ab2/FLAG5e14d415f [2018-12-08 12:44:05,975 INFO L307 CDTParser]: Found 1 translation units. [2018-12-08 12:44:05,975 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_870a28d8-dc4c-4cf7-998c-68e868cd3667/sv-benchmarks/c/loop-acceleration/underapprox_false-unreach-call2_true-termination.i [2018-12-08 12:44:05,978 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_870a28d8-dc4c-4cf7-998c-68e868cd3667/bin-2019/uautomizer/data/740cc1215/a1f86e670dca434d9bdbb7ba7dc24ab2/FLAG5e14d415f [2018-12-08 12:44:05,987 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_870a28d8-dc4c-4cf7-998c-68e868cd3667/bin-2019/uautomizer/data/740cc1215/a1f86e670dca434d9bdbb7ba7dc24ab2 [2018-12-08 12:44:05,989 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-08 12:44:05,990 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-08 12:44:05,991 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-08 12:44:05,991 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-08 12:44:05,993 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-08 12:44:05,993 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 12:44:05" (1/1) ... [2018-12-08 12:44:05,995 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@60ff7dc2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 12:44:05, skipping insertion in model container [2018-12-08 12:44:05,995 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 12:44:05" (1/1) ... [2018-12-08 12:44:06,000 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-08 12:44:06,012 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-08 12:44:06,095 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 12:44:06,097 INFO L191 MainTranslator]: Completed pre-run [2018-12-08 12:44:06,105 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 12:44:06,113 INFO L195 MainTranslator]: Completed translation [2018-12-08 12:44:06,113 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 12:44:06 WrapperNode [2018-12-08 12:44:06,113 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-08 12:44:06,114 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-08 12:44:06,114 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-08 12:44:06,114 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-08 12:44:06,120 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 12:44:06" (1/1) ... [2018-12-08 12:44:06,124 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 12:44:06" (1/1) ... [2018-12-08 12:44:06,138 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-08 12:44:06,139 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-08 12:44:06,139 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-08 12:44:06,139 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-08 12:44:06,146 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 12:44:06" (1/1) ... [2018-12-08 12:44:06,147 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 12:44:06" (1/1) ... [2018-12-08 12:44:06,147 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 12:44:06" (1/1) ... [2018-12-08 12:44:06,147 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 12:44:06" (1/1) ... [2018-12-08 12:44:06,148 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 12:44:06" (1/1) ... [2018-12-08 12:44:06,179 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 12:44:06" (1/1) ... [2018-12-08 12:44:06,179 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 12:44:06" (1/1) ... [2018-12-08 12:44:06,180 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-08 12:44:06,181 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-08 12:44:06,181 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-08 12:44:06,181 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-08 12:44:06,181 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 12:44:06" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_870a28d8-dc4c-4cf7-998c-68e868cd3667/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 [2018-12-08 12:44:06,213 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-08 12:44:06,213 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-08 12:44:06,285 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-08 12:44:06,285 INFO L280 CfgBuilder]: Removed 7 assue(true) statements. [2018-12-08 12:44:06,285 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 12:44:06 BoogieIcfgContainer [2018-12-08 12:44:06,285 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-08 12:44:06,286 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2018-12-08 12:44:06,286 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2018-12-08 12:44:06,288 INFO L276 PluginConnector]: BuchiAutomizer initialized [2018-12-08 12:44:06,289 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-12-08 12:44:06,289 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 08.12 12:44:05" (1/3) ... [2018-12-08 12:44:06,289 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@297921c6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 08.12 12:44:06, skipping insertion in model container [2018-12-08 12:44:06,289 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-12-08 12:44:06,290 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 12:44:06" (2/3) ... [2018-12-08 12:44:06,290 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@297921c6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 08.12 12:44:06, skipping insertion in model container [2018-12-08 12:44:06,290 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-12-08 12:44:06,290 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 12:44:06" (3/3) ... [2018-12-08 12:44:06,291 INFO L375 chiAutomizerObserver]: Analyzing ICFG underapprox_false-unreach-call2_true-termination.i [2018-12-08 12:44:06,325 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-12-08 12:44:06,325 INFO L374 BuchiCegarLoop]: Interprodecural is true [2018-12-08 12:44:06,325 INFO L375 BuchiCegarLoop]: Hoare is false [2018-12-08 12:44:06,325 INFO L376 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2018-12-08 12:44:06,326 INFO L377 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-08 12:44:06,326 INFO L378 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-08 12:44:06,326 INFO L379 BuchiCegarLoop]: Difference is false [2018-12-08 12:44:06,326 INFO L380 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-08 12:44:06,326 INFO L383 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2018-12-08 12:44:06,334 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 8 states. [2018-12-08 12:44:06,346 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2018-12-08 12:44:06,346 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-12-08 12:44:06,347 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-12-08 12:44:06,350 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1] [2018-12-08 12:44:06,350 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1] [2018-12-08 12:44:06,351 INFO L442 BuchiCegarLoop]: ======== Iteration 1============ [2018-12-08 12:44:06,351 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 8 states. [2018-12-08 12:44:06,351 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2018-12-08 12:44:06,351 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-12-08 12:44:06,351 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-12-08 12:44:06,352 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1] [2018-12-08 12:44:06,352 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1] [2018-12-08 12:44:06,356 INFO L794 eck$LassoCheckResult]: Stem: 3#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_#t~post0, main_~x~0, main_~y~0;main_~x~0 := 0;main_~y~0 := 1; 9#L11-2true [2018-12-08 12:44:06,356 INFO L796 eck$LassoCheckResult]: Loop: 9#L11-2true assume !!(main_~x~0 % 4294967296 < 6);main_#t~post0 := main_~x~0;main_~x~0 := 1 + main_#t~post0;havoc main_#t~post0;main_~y~0 := 2 * main_~y~0; 9#L11-2true [2018-12-08 12:44:06,360 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 12:44:06,360 INFO L82 PathProgramCache]: Analyzing trace with hash 32, now seen corresponding path program 1 times [2018-12-08 12:44:06,361 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-08 12:44:06,362 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-08 12:44:06,390 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 12:44:06,390 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 12:44:06,390 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 12:44:06,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-08 12:44:06,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-08 12:44:06,416 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 12:44:06,416 INFO L82 PathProgramCache]: Analyzing trace with hash 41, now seen corresponding path program 1 times [2018-12-08 12:44:06,417 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-08 12:44:06,417 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-08 12:44:06,417 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 12:44:06,417 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 12:44:06,418 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 12:44:06,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-08 12:44:06,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-08 12:44:06,426 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 12:44:06,426 INFO L82 PathProgramCache]: Analyzing trace with hash 1002, now seen corresponding path program 1 times [2018-12-08 12:44:06,426 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-08 12:44:06,426 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-08 12:44:06,427 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 12:44:06,427 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 12:44:06,427 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 12:44:06,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-08 12:44:06,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-08 12:44:06,469 INFO L216 LassoAnalysis]: Preferences: [2018-12-08 12:44:06,470 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-12-08 12:44:06,470 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-12-08 12:44:06,470 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-12-08 12:44:06,470 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2018-12-08 12:44:06,470 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-08 12:44:06,470 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-12-08 12:44:06,470 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-12-08 12:44:06,470 INFO L131 ssoRankerPreferences]: Filename of dumped script: underapprox_false-unreach-call2_true-termination.i_Iteration1_Loop [2018-12-08 12:44:06,471 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-12-08 12:44:06,471 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-12-08 12:44:06,483 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-08 12:44:06,492 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-08 12:44:06,494 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-08 12:44:06,566 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-12-08 12:44:06,567 INFO L412 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_870a28d8-dc4c-4cf7-998c-68e868cd3667/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 [2018-12-08 12:44:06,571 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-12-08 12:44:06,571 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_870a28d8-dc4c-4cf7-998c-68e868cd3667/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 [2018-12-08 12:44:06,590 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-12-08 12:44:06,590 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-12-08 12:44:07,336 INFO L452 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2018-12-08 12:44:07,339 INFO L216 LassoAnalysis]: Preferences: [2018-12-08 12:44:07,339 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-12-08 12:44:07,339 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-12-08 12:44:07,339 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-12-08 12:44:07,340 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-12-08 12:44:07,340 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-08 12:44:07,340 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-12-08 12:44:07,340 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-12-08 12:44:07,340 INFO L131 ssoRankerPreferences]: Filename of dumped script: underapprox_false-unreach-call2_true-termination.i_Iteration1_Loop [2018-12-08 12:44:07,340 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-12-08 12:44:07,340 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-12-08 12:44:07,341 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-08 12:44:07,347 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-08 12:44:07,349 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-08 12:44:07,392 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-12-08 12:44:07,395 INFO L497 LassoAnalysis]: Using template 'affine'. [2018-12-08 12:44:07,396 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 [2018-12-08 12:44:07,397 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 12:44:07,397 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:44:07,397 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:44:07,397 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:44:07,397 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-08 12:44:07,398 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-08 12:44:07,399 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:44:07,405 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:44:07,405 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 [2018-12-08 12:44:07,405 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 12:44:07,405 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:44:07,406 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:44:07,406 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:44:07,406 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-08 12:44:07,406 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-08 12:44:07,406 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:44:07,407 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:44:07,407 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 [2018-12-08 12:44:07,408 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 12:44:07,408 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:44:07,408 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:44:07,408 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:44:07,408 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-08 12:44:07,408 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-08 12:44:07,408 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:44:07,409 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:44:07,409 INFO L497 LassoAnalysis]: Using template '2-nested'. [2018-12-08 12:44:07,410 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 [2018-12-08 12:44:07,410 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 12:44:07,410 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:44:07,410 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:44:07,410 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:44:07,410 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-08 12:44:07,411 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-08 12:44:07,411 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:44:07,417 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:44:07,417 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 [2018-12-08 12:44:07,418 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 12:44:07,418 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:44:07,418 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:44:07,418 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:44:07,418 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-08 12:44:07,419 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-08 12:44:07,419 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:44:07,419 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:44:07,420 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 [2018-12-08 12:44:07,420 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 12:44:07,420 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:44:07,420 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:44:07,420 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:44:07,420 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-08 12:44:07,421 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-08 12:44:07,421 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:44:07,422 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:44:07,422 INFO L497 LassoAnalysis]: Using template '3-nested'. [2018-12-08 12:44:07,422 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 [2018-12-08 12:44:07,422 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 12:44:07,422 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:44:07,423 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:44:07,423 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:44:07,423 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-08 12:44:07,424 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-08 12:44:07,424 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:44:07,431 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:44:07,431 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 [2018-12-08 12:44:07,431 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 12:44:07,432 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:44:07,432 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:44:07,432 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:44:07,432 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-08 12:44:07,432 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-08 12:44:07,432 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:44:07,433 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:44:07,433 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 [2018-12-08 12:44:07,434 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 12:44:07,434 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:44:07,434 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:44:07,434 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:44:07,434 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-08 12:44:07,435 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-08 12:44:07,435 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:44:07,435 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:44:07,436 INFO L497 LassoAnalysis]: Using template '4-nested'. [2018-12-08 12:44:07,436 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 [2018-12-08 12:44:07,436 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 12:44:07,436 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:44:07,436 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:44:07,436 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:44:07,436 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-08 12:44:07,437 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-08 12:44:07,438 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:44:07,445 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:44:07,445 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 [2018-12-08 12:44:07,445 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 12:44:07,445 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:44:07,445 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:44:07,446 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:44:07,446 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-08 12:44:07,446 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-08 12:44:07,446 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:44:07,447 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:44:07,448 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 [2018-12-08 12:44:07,448 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 12:44:07,448 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:44:07,448 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:44:07,448 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:44:07,449 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-08 12:44:07,449 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-08 12:44:07,449 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:44:07,450 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:44:07,450 INFO L497 LassoAnalysis]: Using template '2-phase'. [2018-12-08 12:44:07,450 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 [2018-12-08 12:44:07,451 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 12:44:07,451 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-08 12:44:07,451 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:44:07,451 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:44:07,451 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:44:07,451 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-08 12:44:07,453 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-08 12:44:07,453 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:44:07,467 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:44:07,467 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 [2018-12-08 12:44:07,468 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 12:44:07,468 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-08 12:44:07,468 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:44:07,468 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:44:07,468 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:44:07,468 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-08 12:44:07,469 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-08 12:44:07,469 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:44:07,470 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:44:07,470 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 [2018-12-08 12:44:07,471 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 12:44:07,471 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-08 12:44:07,471 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:44:07,471 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:44:07,471 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:44:07,471 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-08 12:44:07,472 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-08 12:44:07,472 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:44:07,473 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:44:07,473 INFO L497 LassoAnalysis]: Using template '3-phase'. [2018-12-08 12:44:07,473 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 [2018-12-08 12:44:07,474 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 12:44:07,474 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-08 12:44:07,474 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:44:07,474 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:44:07,474 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:44:07,474 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-08 12:44:07,476 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-08 12:44:07,476 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:44:07,495 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:44:07,496 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 [2018-12-08 12:44:07,496 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 12:44:07,496 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-08 12:44:07,496 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:44:07,496 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:44:07,497 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:44:07,497 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-08 12:44:07,497 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-08 12:44:07,497 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:44:07,499 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:44:07,499 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 [2018-12-08 12:44:07,500 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 12:44:07,500 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-08 12:44:07,500 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:44:07,500 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:44:07,500 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:44:07,500 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-08 12:44:07,501 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-08 12:44:07,501 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:44:07,504 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:44:07,504 INFO L497 LassoAnalysis]: Using template '4-phase'. [2018-12-08 12:44:07,505 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 [2018-12-08 12:44:07,505 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 12:44:07,505 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-08 12:44:07,505 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:44:07,506 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:44:07,506 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:44:07,506 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-08 12:44:07,507 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-08 12:44:07,507 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:44:07,531 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:44:07,531 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 [2018-12-08 12:44:07,532 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 12:44:07,532 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-08 12:44:07,532 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:44:07,533 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:44:07,533 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:44:07,533 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-08 12:44:07,534 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-08 12:44:07,534 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:44:07,535 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:44:07,535 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 [2018-12-08 12:44:07,536 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 12:44:07,536 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-08 12:44:07,536 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:44:07,536 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:44:07,536 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:44:07,536 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-08 12:44:07,539 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-08 12:44:07,539 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:44:07,540 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:44:07,540 INFO L497 LassoAnalysis]: Using template '2-lex'. [2018-12-08 12:44:07,541 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 [2018-12-08 12:44:07,541 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 12:44:07,541 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-08 12:44:07,541 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:44:07,542 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:44:07,542 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:44:07,542 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-08 12:44:07,542 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-08 12:44:07,542 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:44:07,547 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:44:07,548 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 [2018-12-08 12:44:07,548 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 12:44:07,548 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-08 12:44:07,548 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:44:07,548 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:44:07,548 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:44:07,548 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-08 12:44:07,549 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-08 12:44:07,549 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:44:07,550 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:44:07,550 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 [2018-12-08 12:44:07,551 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 12:44:07,551 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-08 12:44:07,551 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:44:07,551 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:44:07,551 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:44:07,551 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-08 12:44:07,552 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-08 12:44:07,552 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:44:07,554 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:44:07,554 INFO L497 LassoAnalysis]: Using template '3-lex'. [2018-12-08 12:44:07,555 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 [2018-12-08 12:44:07,555 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 12:44:07,555 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-08 12:44:07,555 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:44:07,555 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:44:07,555 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:44:07,556 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-08 12:44:07,556 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-08 12:44:07,557 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:44:07,564 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:44:07,565 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 [2018-12-08 12:44:07,565 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 12:44:07,565 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-08 12:44:07,565 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:44:07,565 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:44:07,565 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:44:07,565 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-08 12:44:07,566 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-08 12:44:07,566 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:44:07,568 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:44:07,568 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 [2018-12-08 12:44:07,569 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 12:44:07,569 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-08 12:44:07,569 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:44:07,569 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:44:07,569 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:44:07,569 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-08 12:44:07,570 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-08 12:44:07,570 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:44:07,576 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:44:07,590 INFO L216 LassoAnalysis]: Preferences: [2018-12-08 12:44:07,590 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-12-08 12:44:07,591 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-12-08 12:44:07,591 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-12-08 12:44:07,591 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2018-12-08 12:44:07,591 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-08 12:44:07,591 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-12-08 12:44:07,591 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-12-08 12:44:07,591 INFO L131 ssoRankerPreferences]: Filename of dumped script: underapprox_false-unreach-call2_true-termination.i_Iteration1_Lasso [2018-12-08 12:44:07,591 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-12-08 12:44:07,591 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-12-08 12:44:07,592 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-08 12:44:07,595 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-08 12:44:07,600 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-08 12:44:07,601 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-08 12:44:07,648 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-12-08 12:44:07,649 INFO L412 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_870a28d8-dc4c-4cf7-998c-68e868cd3667/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 [2018-12-08 12:44:07,651 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-12-08 12:44:07,651 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-12-08 12:44:07,656 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-12-08 12:44:07,657 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~post0=0} Honda state: {ULTIMATE.start_main_#t~post0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_870a28d8-dc4c-4cf7-998c-68e868cd3667/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 [2018-12-08 12:44:07,677 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-12-08 12:44:07,677 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_870a28d8-dc4c-4cf7-998c-68e868cd3667/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 [2018-12-08 12:44:07,694 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-12-08 12:44:07,694 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-12-08 12:44:20,182 INFO L450 LassoAnalysis]: Proving nontermination failed: SMT Solver returned 'unknown'. [2018-12-08 12:44:20,186 INFO L216 LassoAnalysis]: Preferences: [2018-12-08 12:44:20,187 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-12-08 12:44:20,187 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-12-08 12:44:20,187 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-12-08 12:44:20,187 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-12-08 12:44:20,187 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-08 12:44:20,187 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-12-08 12:44:20,187 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-12-08 12:44:20,187 INFO L131 ssoRankerPreferences]: Filename of dumped script: underapprox_false-unreach-call2_true-termination.i_Iteration1_Lasso [2018-12-08 12:44:20,187 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-12-08 12:44:20,187 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-12-08 12:44:20,188 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-08 12:44:20,195 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-08 12:44:20,197 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-08 12:44:20,200 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-08 12:44:20,256 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-12-08 12:44:20,256 INFO L497 LassoAnalysis]: Using template 'affine'. [2018-12-08 12:44:20,256 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 [2018-12-08 12:44:20,257 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 12:44:20,257 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:44:20,258 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:44:20,258 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-08 12:44:20,259 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-08 12:44:20,259 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-12-08 12:44:20,264 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:44:20,264 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 [2018-12-08 12:44:20,264 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 12:44:20,265 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:44:20,265 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:44:20,265 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:44:20,265 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-08 12:44:20,266 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-08 12:44:20,266 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:44:20,266 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:44:20,266 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 [2018-12-08 12:44:20,267 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 12:44:20,267 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:44:20,267 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:44:20,267 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-08 12:44:20,268 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-08 12:44:20,268 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-12-08 12:44:20,272 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:44:20,272 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 [2018-12-08 12:44:20,273 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 12:44:20,273 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:44:20,273 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:44:20,273 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:44:20,273 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-08 12:44:20,273 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-08 12:44:20,274 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:44:20,274 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:44:20,274 INFO L497 LassoAnalysis]: Using template '2-nested'. [2018-12-08 12:44:20,274 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 12:44:20,275 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 12:44:20,275 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:44:20,275 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:44:20,275 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-08 12:44:20,277 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-12-08 12:44:20,277 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-12-08 12:44:20,282 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:44:20,283 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 [2018-12-08 12:44:20,283 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 12:44:20,283 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:44:20,284 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:44:20,284 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:44:20,284 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-08 12:44:20,284 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-08 12:44:20,284 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:44:20,285 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:44:20,285 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 [2018-12-08 12:44:20,285 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 12:44:20,286 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:44:20,286 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:44:20,286 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-08 12:44:20,287 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-12-08 12:44:20,287 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-12-08 12:44:20,295 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:44:20,295 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 [2018-12-08 12:44:20,296 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 12:44:20,296 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:44:20,296 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:44:20,296 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:44:20,296 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-08 12:44:20,297 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-08 12:44:20,297 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:44:20,297 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:44:20,297 INFO L497 LassoAnalysis]: Using template '3-nested'. [2018-12-08 12:44:20,298 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 [2018-12-08 12:44:20,298 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 12:44:20,298 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:44:20,299 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:44:20,299 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-08 12:44:20,300 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-12-08 12:44:20,300 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-12-08 12:44:20,307 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:44:20,307 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 [2018-12-08 12:44:20,307 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 12:44:20,308 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:44:20,308 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:44:20,308 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:44:20,308 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-08 12:44:20,308 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-08 12:44:20,308 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:44:20,309 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:44:20,309 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 [2018-12-08 12:44:20,309 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 12:44:20,310 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:44:20,310 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:44:20,310 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-08 12:44:20,311 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-12-08 12:44:20,312 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-12-08 12:44:20,329 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:44:20,329 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 [2018-12-08 12:44:20,330 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 12:44:20,330 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:44:20,330 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:44:20,330 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:44:20,330 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-08 12:44:20,331 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-08 12:44:20,331 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:44:20,332 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:44:20,332 INFO L497 LassoAnalysis]: Using template '4-nested'. [2018-12-08 12:44:20,332 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 [2018-12-08 12:44:20,333 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 12:44:20,333 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:44:20,333 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:44:20,333 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-08 12:44:20,335 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-12-08 12:44:20,335 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-12-08 12:44:20,342 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:44:20,343 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 [2018-12-08 12:44:20,343 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 12:44:20,344 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:44:20,344 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:44:20,344 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:44:20,344 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-08 12:44:20,344 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-08 12:44:20,344 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:44:20,345 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:44:20,345 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 [2018-12-08 12:44:20,346 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 12:44:20,346 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:44:20,346 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:44:20,346 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-08 12:44:20,348 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-12-08 12:44:20,348 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-12-08 12:44:20,370 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:44:20,371 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 [2018-12-08 12:44:20,371 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 12:44:20,372 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:44:20,372 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:44:20,372 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:44:20,372 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-08 12:44:20,372 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-08 12:44:20,373 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:44:20,373 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:44:20,373 INFO L497 LassoAnalysis]: Using template '2-phase'. [2018-12-08 12:44:20,374 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 [2018-12-08 12:44:20,374 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 12:44:20,374 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-08 12:44:20,374 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:44:20,375 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:44:20,375 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-08 12:44:20,376 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-12-08 12:44:20,376 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-12-08 12:44:20,385 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:44:20,386 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 [2018-12-08 12:44:20,386 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 12:44:20,387 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-08 12:44:20,387 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:44:20,387 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:44:20,387 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:44:20,387 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-08 12:44:20,388 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-08 12:44:20,388 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:44:20,388 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:44:20,388 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 [2018-12-08 12:44:20,389 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 12:44:20,389 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-08 12:44:20,389 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:44:20,389 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:44:20,389 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-08 12:44:20,391 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-12-08 12:44:20,391 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-12-08 12:44:20,444 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:44:20,444 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 [2018-12-08 12:44:20,445 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 12:44:20,445 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-08 12:44:20,445 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:44:20,445 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:44:20,445 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:44:20,445 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-08 12:44:20,446 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-08 12:44:20,446 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:44:20,447 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:44:20,447 INFO L497 LassoAnalysis]: Using template '3-phase'. [2018-12-08 12:44:20,447 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 [2018-12-08 12:44:20,447 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 12:44:20,448 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-08 12:44:20,448 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:44:20,448 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:44:20,448 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-08 12:44:20,450 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-12-08 12:44:20,450 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-12-08 12:44:20,467 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:44:20,467 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 [2018-12-08 12:44:20,468 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 12:44:20,468 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-08 12:44:20,468 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:44:20,468 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:44:20,468 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:44:20,468 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-08 12:44:20,469 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-08 12:44:20,469 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:44:20,470 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:44:20,470 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 [2018-12-08 12:44:20,471 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 12:44:20,471 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-08 12:44:20,471 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:44:20,471 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:44:20,471 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-08 12:44:20,473 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-12-08 12:44:20,473 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-12-08 12:44:20,708 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:44:20,708 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 [2018-12-08 12:44:20,709 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 12:44:20,709 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-08 12:44:20,709 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:44:20,709 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:44:20,709 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:44:20,709 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-08 12:44:20,710 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-08 12:44:20,710 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:44:20,710 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:44:20,710 INFO L497 LassoAnalysis]: Using template '4-phase'. [2018-12-08 12:44:20,710 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 [2018-12-08 12:44:20,711 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 12:44:20,711 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-08 12:44:20,711 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:44:20,711 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:44:20,711 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-08 12:44:20,712 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-12-08 12:44:20,713 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-12-08 12:44:20,735 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:44:20,736 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 [2018-12-08 12:44:20,736 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 12:44:20,736 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-08 12:44:20,736 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:44:20,736 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:44:20,736 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:44:20,736 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-08 12:44:20,737 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-08 12:44:20,737 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:44:20,737 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:44:20,737 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 [2018-12-08 12:44:20,738 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 12:44:20,738 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-08 12:44:20,738 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:44:20,738 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:44:20,738 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-08 12:44:20,740 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-12-08 12:44:20,741 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-12-08 12:44:21,383 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:44:21,384 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 [2018-12-08 12:44:21,384 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 12:44:21,384 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-08 12:44:21,384 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:44:21,384 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:44:21,385 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:44:21,385 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-08 12:44:21,385 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-08 12:44:21,385 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:44:21,386 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:44:21,386 INFO L497 LassoAnalysis]: Using template '2-lex'. [2018-12-08 12:44:21,386 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 [2018-12-08 12:44:21,386 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 12:44:21,386 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-08 12:44:21,386 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:44:21,386 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:44:21,386 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-08 12:44:21,387 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-12-08 12:44:21,387 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-12-08 12:44:21,394 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:44:21,394 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 [2018-12-08 12:44:21,395 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 12:44:21,395 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-08 12:44:21,395 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:44:21,395 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:44:21,395 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:44:21,395 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-08 12:44:21,395 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-08 12:44:21,395 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:44:21,396 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:44:21,396 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 [2018-12-08 12:44:21,396 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 12:44:21,396 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-08 12:44:21,396 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:44:21,396 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:44:21,397 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-08 12:44:21,397 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-12-08 12:44:21,397 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-12-08 12:44:21,412 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:44:21,413 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 [2018-12-08 12:44:21,413 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 12:44:21,413 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-08 12:44:21,413 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:44:21,413 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:44:21,413 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:44:21,413 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-08 12:44:21,414 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-08 12:44:21,414 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:44:21,414 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:44:21,414 INFO L497 LassoAnalysis]: Using template '3-lex'. [2018-12-08 12:44:21,415 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 [2018-12-08 12:44:21,415 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 12:44:21,415 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-08 12:44:21,415 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:44:21,415 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:44:21,415 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-08 12:44:21,416 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2018-12-08 12:44:21,416 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2018-12-08 12:44:21,429 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:44:21,429 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 [2018-12-08 12:44:21,430 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 12:44:21,430 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-08 12:44:21,430 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:44:21,430 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:44:21,430 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:44:21,430 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-08 12:44:21,430 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-08 12:44:21,430 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:44:21,431 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:44:21,431 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 [2018-12-08 12:44:21,432 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 12:44:21,432 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-08 12:44:21,432 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:44:21,432 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:44:21,432 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-08 12:44:21,445 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2018-12-08 12:44:21,446 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2018-12-08 12:44:21,564 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:44:21,564 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 [2018-12-08 12:44:21,565 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 12:44:21,565 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-08 12:44:21,565 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:44:21,565 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:44:21,565 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:44:21,565 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-08 12:44:21,565 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-08 12:44:21,565 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:44:21,567 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:44:21,567 INFO L488 BuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2018-12-08 12:44:21,568 INFO L794 eck$LassoCheckResult]: Stem: 3#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_#t~post0, main_~x~0, main_~y~0;main_~x~0 := 0;main_~y~0 := 1; 9#L11-2true assume !!(main_~x~0 % 4294967296 < 6);main_#t~post0 := main_~x~0;main_~x~0 := 1 + main_#t~post0;havoc main_#t~post0;main_~y~0 := 2 * main_~y~0; 9#L11-2true [2018-12-08 12:44:21,568 INFO L796 eck$LassoCheckResult]: Loop: 9#L11-2true assume !!(main_~x~0 % 4294967296 < 6);main_#t~post0 := main_~x~0;main_~x~0 := 1 + main_#t~post0;havoc main_#t~post0;main_~y~0 := 2 * main_~y~0; 9#L11-2true [2018-12-08 12:44:21,568 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 12:44:21,568 INFO L82 PathProgramCache]: Analyzing trace with hash 1002, now seen corresponding path program 2 times [2018-12-08 12:44:21,568 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-08 12:44:21,568 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-08 12:44:21,569 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 12:44:21,569 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 12:44:21,569 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 12:44:21,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-08 12:44:21,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-08 12:44:21,573 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 12:44:21,573 INFO L82 PathProgramCache]: Analyzing trace with hash 41, now seen corresponding path program 2 times [2018-12-08 12:44:21,573 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-08 12:44:21,573 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-08 12:44:21,573 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 12:44:21,574 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-12-08 12:44:21,574 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 12:44:21,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-08 12:44:21,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-08 12:44:21,577 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 12:44:21,577 INFO L82 PathProgramCache]: Analyzing trace with hash 31072, now seen corresponding path program 3 times [2018-12-08 12:44:21,577 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-08 12:44:21,577 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-08 12:44:21,577 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 12:44:21,578 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-12-08 12:44:21,578 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 12:44:21,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-08 12:44:21,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-08 12:44:21,591 INFO L216 LassoAnalysis]: Preferences: [2018-12-08 12:44:21,591 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-12-08 12:44:21,591 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-12-08 12:44:21,591 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-12-08 12:44:21,591 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2018-12-08 12:44:21,591 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-08 12:44:21,591 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-12-08 12:44:21,591 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-12-08 12:44:21,591 INFO L131 ssoRankerPreferences]: Filename of dumped script: underapprox_false-unreach-call2_true-termination.i_Iteration1_Loop [2018-12-08 12:44:21,591 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-12-08 12:44:21,591 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-12-08 12:44:21,592 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-08 12:44:21,600 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-08 12:44:21,601 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-08 12:44:21,647 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-12-08 12:44:21,647 INFO L412 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_870a28d8-dc4c-4cf7-998c-68e868cd3667/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 [2018-12-08 12:44:21,649 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-12-08 12:44:21,649 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_870a28d8-dc4c-4cf7-998c-68e868cd3667/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 [2018-12-08 12:44:21,677 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-12-08 12:44:21,677 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-12-08 12:44:33,714 INFO L450 LassoAnalysis]: Proving nontermination failed: SMT Solver returned 'unknown'. [2018-12-08 12:44:33,718 INFO L216 LassoAnalysis]: Preferences: [2018-12-08 12:44:33,718 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-12-08 12:44:33,719 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-12-08 12:44:33,719 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-12-08 12:44:33,719 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-12-08 12:44:33,719 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-08 12:44:33,719 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-12-08 12:44:33,719 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-12-08 12:44:33,719 INFO L131 ssoRankerPreferences]: Filename of dumped script: underapprox_false-unreach-call2_true-termination.i_Iteration1_Loop [2018-12-08 12:44:33,719 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-12-08 12:44:33,719 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-12-08 12:44:33,720 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-08 12:44:33,723 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-08 12:44:33,724 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-08 12:44:33,761 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-12-08 12:44:33,761 INFO L497 LassoAnalysis]: Using template 'affine'. [2018-12-08 12:44:33,762 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 [2018-12-08 12:44:33,762 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 12:44:33,762 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:44:33,762 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:44:33,762 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:44:33,762 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-08 12:44:33,763 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-08 12:44:33,763 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:44:33,764 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:44:33,765 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 [2018-12-08 12:44:33,765 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 12:44:33,765 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:44:33,765 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:44:33,765 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:44:33,765 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-08 12:44:33,765 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-08 12:44:33,765 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:44:33,766 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:44:33,766 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 [2018-12-08 12:44:33,766 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 12:44:33,766 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:44:33,766 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:44:33,766 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:44:33,766 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-08 12:44:33,766 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-08 12:44:33,766 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:44:33,767 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:44:33,767 INFO L497 LassoAnalysis]: Using template '2-nested'. [2018-12-08 12:44:33,767 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 [2018-12-08 12:44:33,768 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 12:44:33,768 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:44:33,768 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:44:33,768 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:44:33,768 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-08 12:44:33,768 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-08 12:44:33,768 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:44:33,770 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:44:33,771 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 [2018-12-08 12:44:33,771 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 12:44:33,771 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:44:33,771 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:44:33,771 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:44:33,771 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-08 12:44:33,772 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-08 12:44:33,772 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:44:33,772 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:44:33,772 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 [2018-12-08 12:44:33,773 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 12:44:33,773 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:44:33,773 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:44:33,773 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:44:33,773 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-08 12:44:33,773 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-08 12:44:33,773 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:44:33,774 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:44:33,774 INFO L497 LassoAnalysis]: Using template '3-nested'. [2018-12-08 12:44:33,774 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 [2018-12-08 12:44:33,775 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 12:44:33,775 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:44:33,775 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:44:33,775 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:44:33,775 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-08 12:44:33,775 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-08 12:44:33,775 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:44:33,777 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:44:33,778 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 [2018-12-08 12:44:33,778 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 12:44:33,778 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:44:33,778 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:44:33,778 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:44:33,779 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-08 12:44:33,779 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-08 12:44:33,779 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:44:33,779 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:44:33,780 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 [2018-12-08 12:44:33,780 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 12:44:33,780 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:44:33,780 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:44:33,780 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:44:33,780 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-08 12:44:33,781 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-08 12:44:33,781 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:44:33,781 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:44:33,781 INFO L497 LassoAnalysis]: Using template '4-nested'. [2018-12-08 12:44:33,781 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 [2018-12-08 12:44:33,782 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 12:44:33,782 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:44:33,782 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:44:33,782 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:44:33,782 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-08 12:44:33,783 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-08 12:44:33,783 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:44:33,785 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:44:33,786 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 [2018-12-08 12:44:33,786 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 12:44:33,786 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:44:33,786 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:44:33,786 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:44:33,786 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-08 12:44:33,787 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-08 12:44:33,787 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:44:33,787 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:44:33,788 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 [2018-12-08 12:44:33,788 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 12:44:33,788 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:44:33,788 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:44:33,788 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:44:33,788 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-08 12:44:33,789 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-08 12:44:33,789 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:44:33,790 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:44:33,790 INFO L497 LassoAnalysis]: Using template '2-phase'. [2018-12-08 12:44:33,790 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 [2018-12-08 12:44:33,790 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 12:44:33,790 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-08 12:44:33,790 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:44:33,791 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:44:33,791 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:44:33,791 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-08 12:44:33,791 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-08 12:44:33,791 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:44:33,796 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:44:33,796 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 [2018-12-08 12:44:33,797 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 12:44:33,797 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-08 12:44:33,797 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:44:33,797 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:44:33,797 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:44:33,797 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-08 12:44:33,798 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-08 12:44:33,798 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:44:33,799 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:44:33,799 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 [2018-12-08 12:44:33,799 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 12:44:33,799 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-08 12:44:33,799 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:44:33,799 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:44:33,800 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:44:33,800 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-08 12:44:33,800 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-08 12:44:33,800 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:44:33,801 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:44:33,801 INFO L497 LassoAnalysis]: Using template '3-phase'. [2018-12-08 12:44:33,801 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 [2018-12-08 12:44:33,802 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 12:44:33,802 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-08 12:44:33,802 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:44:33,802 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:44:33,802 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:44:33,802 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-08 12:44:33,803 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-08 12:44:33,803 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:44:33,812 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:44:33,813 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 [2018-12-08 12:44:33,813 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 12:44:33,813 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-08 12:44:33,814 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:44:33,814 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:44:33,814 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:44:33,814 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-08 12:44:33,814 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-08 12:44:33,814 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:44:33,815 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:44:33,815 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 [2018-12-08 12:44:33,816 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 12:44:33,816 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-08 12:44:33,816 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:44:33,816 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:44:33,816 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:44:33,816 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-08 12:44:33,817 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-08 12:44:33,818 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:44:33,819 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:44:33,819 INFO L497 LassoAnalysis]: Using template '4-phase'. [2018-12-08 12:44:33,820 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 [2018-12-08 12:44:33,820 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 12:44:33,820 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-08 12:44:33,820 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:44:33,821 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:44:33,821 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:44:33,821 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-08 12:44:33,822 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-08 12:44:33,822 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:44:33,836 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:44:33,837 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 [2018-12-08 12:44:33,837 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 12:44:33,837 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-08 12:44:33,837 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:44:33,837 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:44:33,837 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:44:33,837 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-08 12:44:33,838 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-08 12:44:33,838 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:44:33,838 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:44:33,838 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 [2018-12-08 12:44:33,839 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 12:44:33,839 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-08 12:44:33,839 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:44:33,839 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:44:33,839 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:44:33,839 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-08 12:44:33,841 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-08 12:44:33,841 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:44:33,841 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:44:33,841 INFO L497 LassoAnalysis]: Using template '2-lex'. [2018-12-08 12:44:33,842 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 [2018-12-08 12:44:33,842 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 12:44:33,842 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-08 12:44:33,842 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:44:33,842 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:44:33,842 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:44:33,842 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-08 12:44:33,843 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-08 12:44:33,843 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:44:33,845 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:44:33,845 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 [2018-12-08 12:44:33,845 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 12:44:33,845 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-08 12:44:33,845 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:44:33,845 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:44:33,845 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:44:33,846 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-08 12:44:33,846 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-08 12:44:33,846 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:44:33,847 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:44:33,847 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 [2018-12-08 12:44:33,847 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 12:44:33,847 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-08 12:44:33,847 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:44:33,847 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:44:33,847 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:44:33,847 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-08 12:44:33,848 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-08 12:44:33,848 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:44:33,849 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:44:33,849 INFO L497 LassoAnalysis]: Using template '3-lex'. [2018-12-08 12:44:33,849 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 [2018-12-08 12:44:33,850 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 12:44:33,850 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-08 12:44:33,850 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:44:33,850 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:44:33,850 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:44:33,850 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-08 12:44:33,850 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-08 12:44:33,850 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:44:33,854 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:44:33,855 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 [2018-12-08 12:44:33,855 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 12:44:33,855 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-08 12:44:33,855 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:44:33,855 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:44:33,855 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:44:33,855 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-08 12:44:33,856 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-08 12:44:33,856 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:44:33,857 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:44:33,857 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 [2018-12-08 12:44:33,857 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 12:44:33,857 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-08 12:44:33,858 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:44:33,858 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:44:33,858 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:44:33,858 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-08 12:44:33,858 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-08 12:44:33,859 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:44:33,862 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:44:33,891 INFO L216 LassoAnalysis]: Preferences: [2018-12-08 12:44:33,891 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-12-08 12:44:33,891 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-12-08 12:44:33,891 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-12-08 12:44:33,891 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2018-12-08 12:44:33,891 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-08 12:44:33,891 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-12-08 12:44:33,891 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-12-08 12:44:33,891 INFO L131 ssoRankerPreferences]: Filename of dumped script: underapprox_false-unreach-call2_true-termination.i_Iteration1_Lasso [2018-12-08 12:44:33,892 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-12-08 12:44:33,892 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-12-08 12:44:33,893 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-08 12:44:33,895 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-08 12:44:33,900 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-08 12:44:33,901 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-08 12:44:33,951 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-12-08 12:44:33,951 INFO L412 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_870a28d8-dc4c-4cf7-998c-68e868cd3667/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 [2018-12-08 12:44:33,953 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-12-08 12:44:33,953 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_870a28d8-dc4c-4cf7-998c-68e868cd3667/bin-2019/uautomizer/z3 Starting monitored process 10 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 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-08 12:44:33,970 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-12-08 12:44:33,970 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-12-08 12:44:33,980 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-12-08 12:44:33,980 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~y~0=0} Honda state: {ULTIMATE.start_main_~y~0=2} Generalized eigenvectors: [{ULTIMATE.start_main_~y~0=7}, {ULTIMATE.start_main_~y~0=3}, {ULTIMATE.start_main_~y~0=-8}] Lambdas: [2, 2, 2] Nus: [0, 0] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_870a28d8-dc4c-4cf7-998c-68e868cd3667/bin-2019/uautomizer/z3 Starting monitored process 11 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 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-08 12:44:33,995 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-12-08 12:44:33,995 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_870a28d8-dc4c-4cf7-998c-68e868cd3667/bin-2019/uautomizer/z3 Starting monitored process 12 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 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-08 12:44:34,012 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-12-08 12:44:34,013 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-12-08 12:44:46,054 INFO L450 LassoAnalysis]: Proving nontermination failed: SMT Solver returned 'unknown'. [2018-12-08 12:44:46,058 INFO L216 LassoAnalysis]: Preferences: [2018-12-08 12:44:46,058 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-12-08 12:44:46,059 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-12-08 12:44:46,059 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-12-08 12:44:46,059 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-12-08 12:44:46,059 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-08 12:44:46,059 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-12-08 12:44:46,059 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-12-08 12:44:46,059 INFO L131 ssoRankerPreferences]: Filename of dumped script: underapprox_false-unreach-call2_true-termination.i_Iteration1_Lasso [2018-12-08 12:44:46,059 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-12-08 12:44:46,059 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-12-08 12:44:46,060 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-08 12:44:46,066 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-08 12:44:46,070 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-08 12:44:46,071 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-08 12:44:46,114 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-12-08 12:44:46,114 INFO L497 LassoAnalysis]: Using template 'affine'. [2018-12-08 12:44:46,115 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 [2018-12-08 12:44:46,115 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 12:44:46,115 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:44:46,116 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:44:46,116 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-08 12:44:46,116 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-08 12:44:46,117 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-12-08 12:44:46,120 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:44:46,120 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 [2018-12-08 12:44:46,120 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 12:44:46,120 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:44:46,120 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:44:46,121 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-08 12:44:46,121 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-08 12:44:46,121 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-12-08 12:44:46,125 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:44:46,125 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 [2018-12-08 12:44:46,126 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 12:44:46,126 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:44:46,126 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:44:46,126 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:44:46,126 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-08 12:44:46,126 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-08 12:44:46,126 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:44:46,127 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:44:46,127 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 [2018-12-08 12:44:46,127 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 12:44:46,128 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:44:46,128 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:44:46,128 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:44:46,128 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-08 12:44:46,128 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-08 12:44:46,128 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:44:46,128 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:44:46,129 INFO L497 LassoAnalysis]: Using template '2-nested'. [2018-12-08 12:44:46,129 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 [2018-12-08 12:44:46,129 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 12:44:46,129 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:44:46,129 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:44:46,130 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-08 12:44:46,131 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-12-08 12:44:46,131 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-12-08 12:44:46,137 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:44:46,138 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 12:44:46,138 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 12:44:46,138 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:44:46,139 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:44:46,139 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-08 12:44:46,140 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-12-08 12:44:46,140 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-12-08 12:44:46,144 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:44:46,144 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 [2018-12-08 12:44:46,144 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 12:44:46,145 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:44:46,145 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:44:46,145 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:44:46,145 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-08 12:44:46,145 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-08 12:44:46,145 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:44:46,146 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:44:46,146 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 12:44:46,146 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 12:44:46,147 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:44:46,147 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:44:46,147 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:44:46,147 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-08 12:44:46,147 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-08 12:44:46,147 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:44:46,148 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:44:46,148 INFO L497 LassoAnalysis]: Using template '3-nested'. [2018-12-08 12:44:46,148 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 [2018-12-08 12:44:46,148 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 12:44:46,148 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:44:46,149 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:44:46,149 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-08 12:44:46,150 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-12-08 12:44:46,150 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-12-08 12:44:46,166 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:44:46,166 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 [2018-12-08 12:44:46,166 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 12:44:46,167 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:44:46,167 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:44:46,167 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-08 12:44:46,168 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-12-08 12:44:46,168 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-12-08 12:44:46,173 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:44:46,173 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 [2018-12-08 12:44:46,174 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 12:44:46,174 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:44:46,174 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:44:46,174 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:44:46,174 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-08 12:44:46,174 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-08 12:44:46,175 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:44:46,175 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:44:46,175 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 12:44:46,176 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 12:44:46,176 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:44:46,176 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:44:46,176 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:44:46,176 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-08 12:44:46,176 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-08 12:44:46,176 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:44:46,177 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:44:46,177 INFO L497 LassoAnalysis]: Using template '4-nested'. [2018-12-08 12:44:46,177 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 [2018-12-08 12:44:46,178 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 12:44:46,178 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:44:46,178 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:44:46,178 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-08 12:44:46,179 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-12-08 12:44:46,180 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-12-08 12:44:46,197 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:44:46,198 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 [2018-12-08 12:44:46,198 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 12:44:46,198 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:44:46,198 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:44:46,198 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-08 12:44:46,199 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-12-08 12:44:46,200 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-12-08 12:44:46,205 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:44:46,205 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 [2018-12-08 12:44:46,206 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 12:44:46,206 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:44:46,206 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:44:46,206 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:44:46,206 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-08 12:44:46,207 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-08 12:44:46,207 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:44:46,207 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:44:46,207 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 [2018-12-08 12:44:46,208 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 12:44:46,208 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:44:46,208 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:44:46,208 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:44:46,208 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-08 12:44:46,209 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-08 12:44:46,209 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:44:46,209 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:44:46,209 INFO L497 LassoAnalysis]: Using template '2-phase'. [2018-12-08 12:44:46,209 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 [2018-12-08 12:44:46,210 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 12:44:46,210 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-08 12:44:46,210 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:44:46,210 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:44:46,210 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-08 12:44:46,212 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-12-08 12:44:46,212 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-12-08 12:44:46,250 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:44:46,251 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 [2018-12-08 12:44:46,251 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 12:44:46,251 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-08 12:44:46,251 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:44:46,252 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:44:46,252 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-08 12:44:46,253 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-12-08 12:44:46,253 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-12-08 12:44:46,265 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:44:46,266 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 [2018-12-08 12:44:46,266 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 12:44:46,266 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-08 12:44:46,266 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:44:46,267 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:44:46,267 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:44:46,267 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-08 12:44:46,267 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-08 12:44:46,267 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:44:46,268 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:44:46,268 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 [2018-12-08 12:44:46,268 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 12:44:46,269 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-08 12:44:46,269 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:44:46,269 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:44:46,269 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:44:46,269 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-08 12:44:46,269 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-08 12:44:46,270 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:44:46,270 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:44:46,270 INFO L497 LassoAnalysis]: Using template '3-phase'. [2018-12-08 12:44:46,270 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 [2018-12-08 12:44:46,271 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 12:44:46,271 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-08 12:44:46,271 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:44:46,271 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:44:46,271 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-08 12:44:46,274 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-12-08 12:44:46,274 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-12-08 12:44:46,422 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:44:46,422 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 [2018-12-08 12:44:46,422 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 12:44:46,422 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-08 12:44:46,423 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:44:46,423 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:44:46,423 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-08 12:44:46,424 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-12-08 12:44:46,424 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-12-08 12:44:46,439 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:44:46,439 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 [2018-12-08 12:44:46,439 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 12:44:46,440 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-08 12:44:46,440 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:44:46,440 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:44:46,440 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:44:46,440 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-08 12:44:46,441 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-08 12:44:46,441 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:44:46,441 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:44:46,442 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 [2018-12-08 12:44:46,442 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 12:44:46,442 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-08 12:44:46,442 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:44:46,442 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:44:46,443 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:44:46,443 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-08 12:44:46,443 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-08 12:44:46,443 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:44:46,444 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:44:46,444 INFO L497 LassoAnalysis]: Using template '4-phase'. [2018-12-08 12:44:46,444 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 [2018-12-08 12:44:46,444 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 12:44:46,444 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-08 12:44:46,445 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:44:46,445 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:44:46,445 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-08 12:44:46,448 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-12-08 12:44:46,449 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-12-08 12:44:46,948 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:44:46,949 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 [2018-12-08 12:44:46,949 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 12:44:46,949 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-08 12:44:46,949 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:44:46,950 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:44:46,950 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-08 12:44:46,951 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-12-08 12:44:46,952 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-12-08 12:44:46,970 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:44:46,970 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 [2018-12-08 12:44:46,970 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 12:44:46,970 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-08 12:44:46,971 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:44:46,971 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:44:46,971 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:44:46,971 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-08 12:44:46,971 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-08 12:44:46,972 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:44:46,972 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:44:46,972 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 [2018-12-08 12:44:46,973 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 12:44:46,973 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-08 12:44:46,973 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:44:46,973 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:44:46,973 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:44:46,973 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-08 12:44:46,974 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-08 12:44:46,974 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:44:46,974 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:44:46,974 INFO L497 LassoAnalysis]: Using template '2-lex'. [2018-12-08 12:44:46,975 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 [2018-12-08 12:44:46,975 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 12:44:46,975 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-08 12:44:46,975 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:44:46,975 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:44:46,975 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-08 12:44:46,976 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-12-08 12:44:46,976 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-12-08 12:44:46,992 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:44:46,992 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 [2018-12-08 12:44:46,992 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 12:44:46,992 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-08 12:44:46,993 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:44:46,993 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:44:46,993 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-08 12:44:46,994 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-12-08 12:44:46,994 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-12-08 12:44:47,003 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:44:47,003 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 [2018-12-08 12:44:47,004 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 12:44:47,004 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-08 12:44:47,004 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:44:47,004 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:44:47,004 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:44:47,004 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-08 12:44:47,004 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-08 12:44:47,004 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:44:47,005 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:44:47,006 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 [2018-12-08 12:44:47,006 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 12:44:47,006 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-08 12:44:47,006 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:44:47,006 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:44:47,006 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:44:47,007 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-08 12:44:47,007 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-08 12:44:47,007 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:44:47,008 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:44:47,008 INFO L497 LassoAnalysis]: Using template '3-lex'. [2018-12-08 12:44:47,008 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 [2018-12-08 12:44:47,008 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 12:44:47,008 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-08 12:44:47,009 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:44:47,009 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:44:47,009 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-08 12:44:47,011 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2018-12-08 12:44:47,011 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2018-12-08 12:44:47,174 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:44:47,174 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 [2018-12-08 12:44:47,174 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 12:44:47,174 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-08 12:44:47,175 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:44:47,175 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:44:47,175 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-08 12:44:47,176 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2018-12-08 12:44:47,176 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2018-12-08 12:44:47,207 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:44:47,207 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 [2018-12-08 12:44:47,207 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 12:44:47,208 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-08 12:44:47,208 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:44:47,208 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:44:47,208 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:44:47,208 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-08 12:44:47,208 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-08 12:44:47,208 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:44:47,210 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:44:47,210 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 [2018-12-08 12:44:47,210 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 12:44:47,211 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-08 12:44:47,211 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 12:44:47,211 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 12:44:47,211 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 12:44:47,211 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-08 12:44:47,211 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-08 12:44:47,211 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 12:44:47,212 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 12:44:47,217 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 08.12 12:44:47 BoogieIcfgContainer [2018-12-08 12:44:47,218 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2018-12-08 12:44:47,218 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-08 12:44:47,218 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-08 12:44:47,218 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-08 12:44:47,219 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 12:44:06" (3/4) ... [2018-12-08 12:44:47,221 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-12-08 12:44:47,221 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-08 12:44:47,222 INFO L168 Benchmark]: Toolchain (without parser) took 41232.66 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 397.9 MB). Free memory was 954.4 MB in the beginning and 962.7 MB in the end (delta: -8.3 MB). Peak memory consumption was 389.6 MB. Max. memory is 11.5 GB. [2018-12-08 12:44:47,223 INFO L168 Benchmark]: CDTParser took 0.15 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. [2018-12-08 12:44:47,223 INFO L168 Benchmark]: CACSL2BoogieTranslator took 122.73 ms. Allocated memory is still 1.0 GB. Free memory was 954.4 MB in the beginning and 943.6 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-12-08 12:44:47,224 INFO L168 Benchmark]: Boogie Procedure Inliner took 24.94 ms. Allocated memory is still 1.0 GB. Free memory is still 943.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-08 12:44:47,224 INFO L168 Benchmark]: Boogie Preprocessor took 41.54 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 104.3 MB). Free memory was 943.6 MB in the beginning and 1.1 GB in the end (delta: -158.7 MB). Peak memory consumption was 12.9 MB. Max. memory is 11.5 GB. [2018-12-08 12:44:47,225 INFO L168 Benchmark]: RCFGBuilder took 104.95 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 8.9 MB). Peak memory consumption was 8.9 MB. Max. memory is 11.5 GB. [2018-12-08 12:44:47,225 INFO L168 Benchmark]: BuchiAutomizer took 40931.84 ms. Allocated memory was 1.1 GB in the beginning and 1.4 GB in the end (delta: 293.6 MB). Free memory was 1.1 GB in the beginning and 962.7 MB in the end (delta: 130.7 MB). Peak memory consumption was 432.5 MB. Max. memory is 11.5 GB. [2018-12-08 12:44:47,225 INFO L168 Benchmark]: Witness Printer took 3.49 ms. Allocated memory is still 1.4 GB. Free memory is still 962.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-08 12:44:47,228 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 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 122.73 ms. Allocated memory is still 1.0 GB. Free memory was 954.4 MB in the beginning and 943.6 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 24.94 ms. Allocated memory is still 1.0 GB. Free memory is still 943.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 41.54 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 104.3 MB). Free memory was 943.6 MB in the beginning and 1.1 GB in the end (delta: -158.7 MB). Peak memory consumption was 12.9 MB. Max. memory is 11.5 GB. * RCFGBuilder took 104.95 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 8.9 MB). Peak memory consumption was 8.9 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 40931.84 ms. Allocated memory was 1.1 GB in the beginning and 1.4 GB in the end (delta: 293.6 MB). Free memory was 1.1 GB in the beginning and 962.7 MB in the end (delta: 130.7 MB). Peak memory consumption was 432.5 MB. Max. memory is 11.5 GB. * Witness Printer took 3.49 ms. Allocated memory is still 1.4 GB. Free memory is still 962.7 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 40.9s and 1 iterations. TraceHistogramMax:1. Analysis of lassos took 40.8s. 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: inital20 mio100 ax100 hnf100 lsp65 ukn100 mio100 lsp100 div401 bol100 ite100 ukn100 eq146 hnf49 smp92 dnf100 smp100 tf103 neg100 sie105 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 3 Time: 165ms VariablesStem: 1 VariablesLoop: 2 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 6 MotzkinApplications: 18 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 1 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 2 LassoNonterminationAnalysisTime: 24.1s - TerminationAnalysisResult: Unable to decide termination Buchi Automizer is unable to decide termination for the following lasso. Stem: "havoc main_#res;havoc main_#t~post0, main_~x~0, main_~y~0;main_~x~0 := 0;main_~y~0 := 1;" "assume !!(main_~x~0 % 4294967296 < 6);main_#t~post0 := main_~x~0;main_~x~0 := 1 + main_#t~post0;havoc main_#t~post0;main_~y~0 := 2 * main_~y~0;" Loop: "assume !!(main_~x~0 % 4294967296 < 6);main_#t~post0 := main_~x~0;main_~x~0 := 1 + main_#t~post0;havoc main_#t~post0;main_~y~0 := 2 * main_~y~0;" RESULT: Ultimate could not prove your program: unable to determine termination Received shutdown request...