./Ultimate.py --spec ../../sv-benchmarks/c/Termination.prp --file ../../sv-benchmarks/c/loop-acceleration/multivar_true-unreach-call1_true-termination.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_e9a703c3-5fd9-4585-ac39-da46c9ecce03/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_e9a703c3-5fd9-4585-ac39-da46c9ecce03/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_e9a703c3-5fd9-4585-ac39-da46c9ecce03/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_e9a703c3-5fd9-4585-ac39-da46c9ecce03/bin-2019/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/loop-acceleration/multivar_true-unreach-call1_true-termination.i -s /tmp/vcloud-vcloud-master/worker/working_dir_e9a703c3-5fd9-4585-ac39-da46c9ecce03/bin-2019/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_e9a703c3-5fd9-4585-ac39-da46c9ecce03/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 a2577bafced442fc9d7239226a9a4234883426ad ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-11-09 22:51:59,578 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-09 22:51:59,579 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-09 22:51:59,588 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-09 22:51:59,588 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-09 22:51:59,589 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-09 22:51:59,590 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-09 22:51:59,591 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-09 22:51:59,592 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-09 22:51:59,593 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-09 22:51:59,593 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-09 22:51:59,594 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-09 22:51:59,594 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-09 22:51:59,595 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-09 22:51:59,596 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-09 22:51:59,596 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-09 22:51:59,597 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-09 22:51:59,599 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-09 22:51:59,600 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-09 22:51:59,601 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-09 22:51:59,602 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-09 22:51:59,603 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-09 22:51:59,605 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-09 22:51:59,605 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-09 22:51:59,605 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-09 22:51:59,606 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-09 22:51:59,606 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-09 22:51:59,607 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-09 22:51:59,607 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-09 22:51:59,608 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-09 22:51:59,609 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-09 22:51:59,610 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-09 22:51:59,610 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-09 22:51:59,610 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-09 22:51:59,610 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-09 22:51:59,611 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-09 22:51:59,611 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_e9a703c3-5fd9-4585-ac39-da46c9ecce03/bin-2019/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf [2018-11-09 22:51:59,622 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-09 22:51:59,622 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-09 22:51:59,623 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-09 22:51:59,623 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-09 22:51:59,623 INFO L133 SettingsManager]: * Use SBE=true [2018-11-09 22:51:59,624 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2018-11-09 22:51:59,624 INFO L133 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2018-11-09 22:51:59,624 INFO L133 SettingsManager]: * Use old map elimination=false [2018-11-09 22:51:59,624 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false [2018-11-09 22:51:59,624 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true [2018-11-09 22:51:59,624 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2018-11-09 22:51:59,624 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-09 22:51:59,624 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-09 22:51:59,625 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-11-09 22:51:59,625 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-09 22:51:59,625 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-09 22:51:59,625 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-09 22:51:59,625 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2018-11-09 22:51:59,625 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2018-11-09 22:51:59,626 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2018-11-09 22:51:59,626 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-09 22:51:59,627 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-09 22:51:59,627 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false [2018-11-09 22:51:59,627 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2018-11-09 22:51:59,627 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-09 22:51:59,627 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-09 22:51:59,627 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2018-11-09 22:51:59,627 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-09 22:51:59,627 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-09 22:51:59,627 INFO L133 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2018-11-09 22:51:59,628 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-11-09 22:51:59,628 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_e9a703c3-5fd9-4585-ac39-da46c9ecce03/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 -> a2577bafced442fc9d7239226a9a4234883426ad [2018-11-09 22:51:59,650 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-09 22:51:59,658 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-09 22:51:59,660 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-09 22:51:59,661 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-09 22:51:59,661 INFO L276 PluginConnector]: CDTParser initialized [2018-11-09 22:51:59,662 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_e9a703c3-5fd9-4585-ac39-da46c9ecce03/bin-2019/uautomizer/../../sv-benchmarks/c/loop-acceleration/multivar_true-unreach-call1_true-termination.i [2018-11-09 22:51:59,699 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e9a703c3-5fd9-4585-ac39-da46c9ecce03/bin-2019/uautomizer/data/e30a68290/76036b120c764beaad0e83b5c34199dd/FLAGb591d469e [2018-11-09 22:52:00,016 INFO L298 CDTParser]: Found 1 translation units. [2018-11-09 22:52:00,016 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_e9a703c3-5fd9-4585-ac39-da46c9ecce03/sv-benchmarks/c/loop-acceleration/multivar_true-unreach-call1_true-termination.i [2018-11-09 22:52:00,020 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e9a703c3-5fd9-4585-ac39-da46c9ecce03/bin-2019/uautomizer/data/e30a68290/76036b120c764beaad0e83b5c34199dd/FLAGb591d469e [2018-11-09 22:52:00,028 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_e9a703c3-5fd9-4585-ac39-da46c9ecce03/bin-2019/uautomizer/data/e30a68290/76036b120c764beaad0e83b5c34199dd [2018-11-09 22:52:00,029 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-09 22:52:00,030 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-09 22:52:00,031 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-09 22:52:00,031 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-09 22:52:00,033 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-09 22:52:00,033 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 10:52:00" (1/1) ... [2018-11-09 22:52:00,035 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@61258a75 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:52:00, skipping insertion in model container [2018-11-09 22:52:00,035 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 10:52:00" (1/1) ... [2018-11-09 22:52:00,041 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-09 22:52:00,051 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-09 22:52:00,136 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-09 22:52:00,138 INFO L189 MainTranslator]: Completed pre-run [2018-11-09 22:52:00,146 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-09 22:52:00,157 INFO L193 MainTranslator]: Completed translation [2018-11-09 22:52:00,157 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:52:00 WrapperNode [2018-11-09 22:52:00,157 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-09 22:52:00,158 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-09 22:52:00,158 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-09 22:52:00,158 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-09 22:52:00,164 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:52:00" (1/1) ... [2018-11-09 22:52:00,167 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:52:00" (1/1) ... [2018-11-09 22:52:00,176 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-09 22:52:00,176 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-09 22:52:00,176 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-09 22:52:00,177 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-09 22:52:00,182 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:52:00" (1/1) ... [2018-11-09 22:52:00,182 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:52:00" (1/1) ... [2018-11-09 22:52:00,182 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:52:00" (1/1) ... [2018-11-09 22:52:00,182 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:52:00" (1/1) ... [2018-11-09 22:52:00,183 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:52:00" (1/1) ... [2018-11-09 22:52:00,185 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:52:00" (1/1) ... [2018-11-09 22:52:00,186 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:52:00" (1/1) ... [2018-11-09 22:52:00,186 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-09 22:52:00,186 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-09 22:52:00,186 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-09 22:52:00,187 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-09 22:52:00,187 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:52:00" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e9a703c3-5fd9-4585-ac39-da46c9ecce03/bin-2019/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-09 22:52:00,266 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-09 22:52:00,266 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-09 22:52:00,360 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-09 22:52:00,360 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 10:52:00 BoogieIcfgContainer [2018-11-09 22:52:00,360 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-09 22:52:00,361 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2018-11-09 22:52:00,361 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2018-11-09 22:52:00,364 INFO L276 PluginConnector]: BuchiAutomizer initialized [2018-11-09 22:52:00,364 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-09 22:52:00,364 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 09.11 10:52:00" (1/3) ... [2018-11-09 22:52:00,365 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@122b4521 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 09.11 10:52:00, skipping insertion in model container [2018-11-09 22:52:00,365 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-09 22:52:00,365 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:52:00" (2/3) ... [2018-11-09 22:52:00,365 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@122b4521 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 09.11 10:52:00, skipping insertion in model container [2018-11-09 22:52:00,365 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-09 22:52:00,365 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 10:52:00" (3/3) ... [2018-11-09 22:52:00,367 INFO L375 chiAutomizerObserver]: Analyzing ICFG multivar_true-unreach-call1_true-termination.i [2018-11-09 22:52:00,412 INFO L135 ementStrategyFactory]: Using default assertion order modulation [2018-11-09 22:52:00,413 INFO L374 BuchiCegarLoop]: Interprodecural is true [2018-11-09 22:52:00,413 INFO L375 BuchiCegarLoop]: Hoare is false [2018-11-09 22:52:00,413 INFO L376 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2018-11-09 22:52:00,413 INFO L377 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-09 22:52:00,414 INFO L378 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-09 22:52:00,414 INFO L379 BuchiCegarLoop]: Difference is false [2018-11-09 22:52:00,414 INFO L380 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-09 22:52:00,414 INFO L383 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2018-11-09 22:52:00,425 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 11 states. [2018-11-09 22:52:00,438 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2018-11-09 22:52:00,438 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-09 22:52:00,439 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-09 22:52:00,443 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2018-11-09 22:52:00,443 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2018-11-09 22:52:00,443 INFO L442 BuchiCegarLoop]: ======== Iteration 1============ [2018-11-09 22:52:00,443 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 11 states. [2018-11-09 22:52:00,444 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2018-11-09 22:52:00,444 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-09 22:52:00,444 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-09 22:52:00,445 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2018-11-09 22:52:00,445 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2018-11-09 22:52:00,452 INFO L793 eck$LassoCheckResult]: Stem: 5#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true; 3#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res;havoc main_#t~nondet0, main_#t~post1, main_#t~post2, main_~x~0, main_~y~0;main_~x~0 := main_#t~nondet0;havoc main_#t~nondet0;main_~y~0 := main_~x~0; 11#L12-3true [2018-11-09 22:52:00,452 INFO L795 eck$LassoCheckResult]: Loop: 11#L12-3true assume true; 6#L12-1true assume !!(main_~x~0 % 4294967296 < 1024);main_#t~post1 := main_~x~0;main_~x~0 := main_#t~post1 + 1;havoc main_#t~post1;main_#t~post2 := main_~y~0;main_~y~0 := main_#t~post2 + 1;havoc main_#t~post2; 11#L12-3true [2018-11-09 22:52:00,457 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-09 22:52:00,458 INFO L82 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 1 times [2018-11-09 22:52:00,459 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-09 22:52:00,460 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-09 22:52:00,498 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-09 22:52:00,498 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-09 22:52:00,498 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-09 22:52:00,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-09 22:52:00,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-09 22:52:00,522 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-09 22:52:00,522 INFO L82 PathProgramCache]: Analyzing trace with hash 1159, now seen corresponding path program 1 times [2018-11-09 22:52:00,522 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-09 22:52:00,522 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-09 22:52:00,523 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-09 22:52:00,523 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-09 22:52:00,523 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-09 22:52:00,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-09 22:52:00,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-09 22:52:00,536 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-09 22:52:00,537 INFO L82 PathProgramCache]: Analyzing trace with hash 925641, now seen corresponding path program 1 times [2018-11-09 22:52:00,537 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-09 22:52:00,537 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-09 22:52:00,538 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-09 22:52:00,538 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-09 22:52:00,538 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-09 22:52:00,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-09 22:52:00,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-09 22:52:00,599 INFO L214 LassoAnalysis]: Preferences: [2018-11-09 22:52:00,599 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-09 22:52:00,600 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-09 22:52:00,600 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-09 22:52:00,600 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2018-11-09 22:52:00,600 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-09 22:52:00,600 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-09 22:52:00,601 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-09 22:52:00,601 INFO L131 ssoRankerPreferences]: Filename of dumped script: multivar_true-unreach-call1_true-termination.i_Iteration1_Loop [2018-11-09 22:52:00,601 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-09 22:52:00,601 INFO L280 LassoAnalysis]: Starting lasso preprocessing... [2018-11-09 22:52:00,625 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-09 22:52:00,631 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-09 22:52:00,638 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-09 22:52:00,640 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-09 22:52:00,774 INFO L298 LassoAnalysis]: Preprocessing complete. [2018-11-09 22:52:00,775 INFO L410 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e9a703c3-5fd9-4585-ac39-da46c9ecce03/bin-2019/uautomizer/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-09 22:52:00,791 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-09 22:52:00,791 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-09 22:52:00,800 INFO L443 LassoAnalysis]: Proved nontermination for one component. [2018-11-09 22:52:00,800 INFO L446 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~post2=0} Honda state: {ULTIMATE.start_main_#t~post2=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e9a703c3-5fd9-4585-ac39-da46c9ecce03/bin-2019/uautomizer/z3 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-09 22:52:00,816 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-09 22:52:00,816 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e9a703c3-5fd9-4585-ac39-da46c9ecce03/bin-2019/uautomizer/z3 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-09 22:52:00,833 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-11-09 22:52:00,833 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-09 22:52:00,857 INFO L443 LassoAnalysis]: Proved nontermination for one component. [2018-11-09 22:52:00,858 INFO L446 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~y~0=0} Honda state: {ULTIMATE.start_main_~y~0=0} Generalized eigenvectors: [{ULTIMATE.start_main_~y~0=7}, {ULTIMATE.start_main_~y~0=-5}, {ULTIMATE.start_main_~y~0=-1}] Lambdas: [1, 1, 1] Nus: [0, 0] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e9a703c3-5fd9-4585-ac39-da46c9ecce03/bin-2019/uautomizer/z3 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-09 22:52:00,875 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-09 22:52:00,875 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-09 22:52:00,878 INFO L443 LassoAnalysis]: Proved nontermination for one component. [2018-11-09 22:52:00,878 INFO L446 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~post1=0} Honda state: {ULTIMATE.start_main_#t~post1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e9a703c3-5fd9-4585-ac39-da46c9ecce03/bin-2019/uautomizer/z3 Starting monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-09 22:52:00,893 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-09 22:52:00,893 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e9a703c3-5fd9-4585-ac39-da46c9ecce03/bin-2019/uautomizer/z3 Starting monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-09 22:52:00,911 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-11-09 22:52:00,911 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-09 22:52:12,940 INFO L448 LassoAnalysis]: Proving nontermination failed: SMT Solver returned 'unknown'. [2018-11-09 22:52:12,943 INFO L214 LassoAnalysis]: Preferences: [2018-11-09 22:52:12,943 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-09 22:52:12,943 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-09 22:52:12,943 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-09 22:52:12,943 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-11-09 22:52:12,944 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-09 22:52:12,944 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-09 22:52:12,944 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-09 22:52:12,944 INFO L131 ssoRankerPreferences]: Filename of dumped script: multivar_true-unreach-call1_true-termination.i_Iteration1_Loop [2018-11-09 22:52:12,944 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-09 22:52:12,944 INFO L280 LassoAnalysis]: Starting lasso preprocessing... [2018-11-09 22:52:12,945 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-09 22:52:12,948 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-09 22:52:12,950 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-09 22:52:12,952 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-09 22:52:13,036 INFO L298 LassoAnalysis]: Preprocessing complete. [2018-11-09 22:52:13,039 INFO L496 LassoAnalysis]: Using template 'affine'. [2018-11-09 22:52:13,040 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 22:52:13,041 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-09 22:52:13,046 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 22:52:13,046 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:52:13,046 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:52:13,046 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-09 22:52:13,048 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-09 22:52:13,048 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 22:52:13,050 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:52:13,051 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 22:52:13,051 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-09 22:52:13,051 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 22:52:13,052 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:52:13,052 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:52:13,052 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-09 22:52:13,052 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-09 22:52:13,052 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 22:52:13,056 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:52:13,056 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 22:52:13,057 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-09 22:52:13,057 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 22:52:13,057 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:52:13,058 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:52:13,058 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-09 22:52:13,059 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-09 22:52:13,059 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 22:52:13,060 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:52:13,061 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 22:52:13,061 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-09 22:52:13,061 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 22:52:13,061 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:52:13,062 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:52:13,062 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-09 22:52:13,063 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-09 22:52:13,063 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 22:52:13,069 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:52:13,069 INFO L496 LassoAnalysis]: Using template '2-nested'. [2018-11-09 22:52:13,070 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 22:52:13,070 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-09 22:52:13,071 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 22:52:13,071 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:52:13,071 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:52:13,071 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-09 22:52:13,072 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-09 22:52:13,072 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 22:52:13,073 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:52:13,073 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 22:52:13,074 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-09 22:52:13,074 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 22:52:13,074 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:52:13,074 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:52:13,074 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-09 22:52:13,075 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-09 22:52:13,075 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 22:52:13,080 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:52:13,080 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 22:52:13,081 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-09 22:52:13,081 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 22:52:13,081 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:52:13,081 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:52:13,081 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-09 22:52:13,082 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-09 22:52:13,082 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 22:52:13,083 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:52:13,084 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 22:52:13,084 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-09 22:52:13,084 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 22:52:13,084 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:52:13,084 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:52:13,084 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-09 22:52:13,088 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-09 22:52:13,089 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 22:52:13,097 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:52:13,097 INFO L496 LassoAnalysis]: Using template '3-nested'. [2018-11-09 22:52:13,098 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 22:52:13,098 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-09 22:52:13,099 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 22:52:13,099 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:52:13,099 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:52:13,099 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-09 22:52:13,100 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-09 22:52:13,100 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 22:52:13,103 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:52:13,104 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 22:52:13,104 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-09 22:52:13,104 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 22:52:13,105 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:52:13,105 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:52:13,105 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-09 22:52:13,105 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-09 22:52:13,106 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 22:52:13,112 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:52:13,112 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 22:52:13,113 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-09 22:52:13,113 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 22:52:13,114 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:52:13,114 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:52:13,114 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-09 22:52:13,115 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-09 22:52:13,115 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 22:52:13,116 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:52:13,117 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 22:52:13,119 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-09 22:52:13,119 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 22:52:13,119 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:52:13,119 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:52:13,119 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-09 22:52:13,120 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-09 22:52:13,121 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 22:52:13,130 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:52:13,131 INFO L496 LassoAnalysis]: Using template '4-nested'. [2018-11-09 22:52:13,131 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 22:52:13,131 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-09 22:52:13,132 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 22:52:13,132 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:52:13,132 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:52:13,132 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-09 22:52:13,133 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-09 22:52:13,133 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 22:52:13,134 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:52:13,134 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 22:52:13,135 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-09 22:52:13,135 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 22:52:13,135 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:52:13,135 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:52:13,135 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-09 22:52:13,136 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-09 22:52:13,136 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 22:52:13,141 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:52:13,142 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 22:52:13,142 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-09 22:52:13,142 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 22:52:13,142 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:52:13,143 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:52:13,143 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-09 22:52:13,143 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-09 22:52:13,143 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 22:52:13,144 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:52:13,145 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 22:52:13,146 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-09 22:52:13,146 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 22:52:13,146 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:52:13,146 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:52:13,146 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-09 22:52:13,147 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-09 22:52:13,147 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 22:52:13,157 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:52:13,157 INFO L496 LassoAnalysis]: Using template '2-phase'. [2018-11-09 22:52:13,157 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 22:52:13,158 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-09 22:52:13,158 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-09 22:52:13,158 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 22:52:13,158 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:52:13,159 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:52:13,159 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-09 22:52:13,159 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-09 22:52:13,160 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 22:52:13,160 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:52:13,161 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 22:52:13,164 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-09 22:52:13,164 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-09 22:52:13,164 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 22:52:13,164 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:52:13,164 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:52:13,164 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-09 22:52:13,165 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-09 22:52:13,165 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 22:52:13,177 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:52:13,177 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 [2018-11-09 22:52:13,178 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-09 22:52:13,178 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-09 22:52:13,178 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 22:52:13,178 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:52:13,179 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:52:13,179 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-09 22:52:13,179 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-09 22:52:13,180 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 22:52:13,180 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:52:13,181 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 22:52:13,181 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-09 22:52:13,181 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-09 22:52:13,181 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 22:52:13,182 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:52:13,182 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:52:13,182 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-09 22:52:13,183 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-09 22:52:13,183 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 22:52:13,200 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:52:13,200 INFO L496 LassoAnalysis]: Using template '3-phase'. [2018-11-09 22:52:13,200 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 22:52:13,202 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-09 22:52:13,203 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-09 22:52:13,203 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 22:52:13,203 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:52:13,203 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:52:13,203 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-09 22:52:13,204 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-09 22:52:13,204 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 22:52:13,206 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:52:13,207 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 [2018-11-09 22:52:13,207 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-09 22:52:13,207 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-09 22:52:13,207 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 22:52:13,208 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:52:13,208 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:52:13,208 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-09 22:52:13,209 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-09 22:52:13,209 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 22:52:13,225 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:52:13,225 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 22:52:13,226 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-09 22:52:13,226 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-09 22:52:13,226 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 22:52:13,227 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:52:13,227 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:52:13,227 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-09 22:52:13,227 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-09 22:52:13,227 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 22:52:13,228 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:52:13,229 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 22:52:13,232 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-09 22:52:13,232 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-09 22:52:13,232 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 22:52:13,232 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:52:13,232 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:52:13,232 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-09 22:52:13,234 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-09 22:52:13,234 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 22:52:13,255 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:52:13,255 INFO L496 LassoAnalysis]: Using template '4-phase'. [2018-11-09 22:52:13,255 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 22:52:13,256 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-09 22:52:13,256 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-09 22:52:13,256 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 22:52:13,256 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:52:13,257 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:52:13,257 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-09 22:52:13,258 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-09 22:52:13,258 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 22:52:13,259 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:52:13,259 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 22:52:13,260 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-09 22:52:13,260 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-09 22:52:13,260 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 22:52:13,260 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:52:13,260 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:52:13,260 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-09 22:52:13,264 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-09 22:52:13,264 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 22:52:13,285 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:52:13,285 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 [2018-11-09 22:52:13,286 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-09 22:52:13,286 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-09 22:52:13,286 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 22:52:13,286 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:52:13,286 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:52:13,286 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-09 22:52:13,290 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-09 22:52:13,290 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 22:52:13,291 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:52:13,291 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 22:52:13,292 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-09 22:52:13,292 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-09 22:52:13,292 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 22:52:13,292 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:52:13,292 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:52:13,293 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-09 22:52:13,297 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-09 22:52:13,297 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 22:52:13,320 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:52:13,320 INFO L496 LassoAnalysis]: Using template '2-lex'. [2018-11-09 22:52:13,321 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 22:52:13,321 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-09 22:52:13,321 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-09 22:52:13,321 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 22:52:13,322 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:52:13,322 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:52:13,322 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-09 22:52:13,323 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-09 22:52:13,323 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 22:52:13,325 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:52:13,325 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 22:52:13,325 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-09 22:52:13,326 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-09 22:52:13,326 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 22:52:13,326 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:52:13,326 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:52:13,326 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-09 22:52:13,327 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-09 22:52:13,327 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 22:52:13,335 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:52:13,336 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 22:52:13,336 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-09 22:52:13,337 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-09 22:52:13,337 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 22:52:13,337 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:52:13,337 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:52:13,337 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-09 22:52:13,338 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-09 22:52:13,338 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 22:52:13,340 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:52:13,340 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 22:52:13,341 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-09 22:52:13,341 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-09 22:52:13,341 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 22:52:13,341 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:52:13,341 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:52:13,341 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-09 22:52:13,342 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-09 22:52:13,342 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 22:52:13,351 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:52:13,352 INFO L496 LassoAnalysis]: Using template '3-lex'. [2018-11-09 22:52:13,352 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 22:52:13,353 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-09 22:52:13,353 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-09 22:52:13,353 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 22:52:13,353 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:52:13,355 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:52:13,355 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-09 22:52:13,356 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-09 22:52:13,356 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 22:52:13,359 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:52:13,360 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 22:52:13,360 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-09 22:52:13,360 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-09 22:52:13,361 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 22:52:13,361 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:52:13,361 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:52:13,361 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-09 22:52:13,365 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-09 22:52:13,365 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 22:52:13,371 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:52:13,371 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 [2018-11-09 22:52:13,372 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-09 22:52:13,372 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-09 22:52:13,372 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 22:52:13,372 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:52:13,372 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:52:13,372 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-09 22:52:13,373 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-09 22:52:13,373 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 22:52:13,379 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:52:13,379 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 22:52:13,379 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-09 22:52:13,379 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-09 22:52:13,380 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 22:52:13,380 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:52:13,380 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:52:13,380 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-09 22:52:13,381 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-09 22:52:13,381 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 22:52:13,392 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:52:13,418 INFO L214 LassoAnalysis]: Preferences: [2018-11-09 22:52:13,418 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-09 22:52:13,419 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-09 22:52:13,419 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-09 22:52:13,419 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2018-11-09 22:52:13,419 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-09 22:52:13,419 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-09 22:52:13,419 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-09 22:52:13,419 INFO L131 ssoRankerPreferences]: Filename of dumped script: multivar_true-unreach-call1_true-termination.i_Iteration1_Lasso [2018-11-09 22:52:13,419 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-09 22:52:13,419 INFO L280 LassoAnalysis]: Starting lasso preprocessing... [2018-11-09 22:52:13,421 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-09 22:52:13,424 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-09 22:52:13,426 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-09 22:52:13,437 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-09 22:52:13,440 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-09 22:52:13,549 INFO L298 LassoAnalysis]: Preprocessing complete. [2018-11-09 22:52:13,550 INFO L410 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e9a703c3-5fd9-4585-ac39-da46c9ecce03/bin-2019/uautomizer/z3 Starting monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-09 22:52:13,553 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-09 22:52:13,553 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-09 22:52:13,558 INFO L443 LassoAnalysis]: Proved nontermination for one component. [2018-11-09 22:52:13,558 INFO L446 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet0=0} Honda state: {ULTIMATE.start_main_#t~nondet0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e9a703c3-5fd9-4585-ac39-da46c9ecce03/bin-2019/uautomizer/z3 Starting monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-09 22:52:13,574 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-09 22:52:13,574 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-09 22:52:13,576 INFO L443 LassoAnalysis]: Proved nontermination for one component. [2018-11-09 22:52:13,576 INFO L446 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#res=0} Honda state: {ULTIMATE.start_main_#res=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e9a703c3-5fd9-4585-ac39-da46c9ecce03/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 [2018-11-09 22:52:13,594 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-09 22:52:13,594 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e9a703c3-5fd9-4585-ac39-da46c9ecce03/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 [2018-11-09 22:52:13,613 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-11-09 22:52:13,614 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-09 22:52:25,653 INFO L448 LassoAnalysis]: Proving nontermination failed: SMT Solver returned 'unknown'. [2018-11-09 22:52:25,657 INFO L214 LassoAnalysis]: Preferences: [2018-11-09 22:52:25,657 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-09 22:52:25,657 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-09 22:52:25,657 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-09 22:52:25,657 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-11-09 22:52:25,657 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-09 22:52:25,657 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-09 22:52:25,657 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-09 22:52:25,658 INFO L131 ssoRankerPreferences]: Filename of dumped script: multivar_true-unreach-call1_true-termination.i_Iteration1_Lasso [2018-11-09 22:52:25,658 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-09 22:52:25,658 INFO L280 LassoAnalysis]: Starting lasso preprocessing... [2018-11-09 22:52:25,659 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-09 22:52:25,660 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-09 22:52:25,662 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-09 22:52:25,663 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-09 22:52:25,666 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-09 22:52:25,738 INFO L298 LassoAnalysis]: Preprocessing complete. [2018-11-09 22:52:25,738 INFO L496 LassoAnalysis]: Using template 'affine'. [2018-11-09 22:52:25,738 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 22:52:25,739 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-09 22:52:25,739 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 22:52:25,739 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:52:25,739 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:52:25,739 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-09 22:52:25,740 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-09 22:52:25,740 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 22:52:25,740 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:52:25,741 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 22:52:25,741 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-09 22:52:25,741 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 22:52:25,744 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:52:25,744 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:52:25,745 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-09 22:52:25,745 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-09 22:52:25,745 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 22:52:25,745 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:52:25,746 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 22:52:25,746 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-09 22:52:25,746 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 22:52:25,746 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:52:25,746 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:52:25,747 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-09 22:52:25,747 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-09 22:52:25,747 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 22:52:25,747 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:52:25,748 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 22:52:25,748 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-09 22:52:25,748 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 22:52:25,748 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:52:25,748 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:52:25,749 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-09 22:52:25,749 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-09 22:52:25,749 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 22:52:25,749 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:52:25,750 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 22:52:25,750 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-09 22:52:25,750 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:52:25,750 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:52:25,750 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-09 22:52:25,752 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-09 22:52:25,752 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-09 22:52:25,760 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:52:25,760 INFO L496 LassoAnalysis]: Using template '2-nested'. [2018-11-09 22:52:25,761 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 22:52:25,761 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-09 22:52:25,763 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 22:52:25,763 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:52:25,763 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:52:25,763 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-09 22:52:25,763 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-09 22:52:25,764 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 22:52:25,764 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:52:25,764 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 22:52:25,765 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-09 22:52:25,765 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 22:52:25,765 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:52:25,765 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:52:25,765 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-09 22:52:25,765 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-09 22:52:25,765 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 22:52:25,766 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:52:25,766 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 [2018-11-09 22:52:25,766 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-09 22:52:25,766 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 22:52:25,767 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:52:25,767 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:52:25,767 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-09 22:52:25,767 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-09 22:52:25,767 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 22:52:25,768 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:52:25,768 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 22:52:25,768 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-09 22:52:25,768 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 22:52:25,769 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:52:25,769 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:52:25,769 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-09 22:52:25,769 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-09 22:52:25,771 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 22:52:25,771 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:52:25,772 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 [2018-11-09 22:52:25,772 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-09 22:52:25,772 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:52:25,773 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:52:25,773 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-09 22:52:25,774 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-09 22:52:25,774 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-09 22:52:25,779 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:52:25,780 INFO L496 LassoAnalysis]: Using template '3-nested'. [2018-11-09 22:52:25,780 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 [2018-11-09 22:52:25,780 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-09 22:52:25,780 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 22:52:25,780 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:52:25,781 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:52:25,781 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-09 22:52:25,781 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-09 22:52:25,781 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 22:52:25,782 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:52:25,782 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 22:52:25,782 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-09 22:52:25,782 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 22:52:25,782 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:52:25,783 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:52:25,783 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-09 22:52:25,783 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-09 22:52:25,783 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 22:52:25,783 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:52:25,784 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 22:52:25,784 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-09 22:52:25,784 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 22:52:25,784 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:52:25,784 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:52:25,784 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-09 22:52:25,785 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-09 22:52:25,785 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 22:52:25,785 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:52:25,786 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 [2018-11-09 22:52:25,786 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-09 22:52:25,786 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 22:52:25,786 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:52:25,786 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:52:25,786 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-09 22:52:25,787 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-09 22:52:25,787 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 22:52:25,787 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:52:25,788 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 [2018-11-09 22:52:25,788 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-09 22:52:25,788 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:52:25,788 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:52:25,788 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-09 22:52:25,790 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-09 22:52:25,790 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-09 22:52:25,800 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:52:25,800 INFO L496 LassoAnalysis]: Using template '4-nested'. [2018-11-09 22:52:25,800 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 22:52:25,800 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-09 22:52:25,801 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 22:52:25,801 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:52:25,801 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:52:25,801 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-09 22:52:25,801 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-09 22:52:25,801 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 22:52:25,802 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:52:25,802 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 22:52:25,802 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-09 22:52:25,803 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 22:52:25,803 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:52:25,803 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:52:25,803 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-09 22:52:25,803 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-09 22:52:25,803 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 22:52:25,804 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:52:25,804 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 22:52:25,804 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-09 22:52:25,805 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 22:52:25,805 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:52:25,805 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:52:25,805 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-09 22:52:25,805 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-09 22:52:25,805 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 22:52:25,806 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:52:25,806 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 22:52:25,807 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-09 22:52:25,807 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 22:52:25,807 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:52:25,807 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:52:25,807 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-09 22:52:25,807 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-09 22:52:25,808 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 22:52:25,808 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:52:25,808 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 22:52:25,809 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-09 22:52:25,809 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:52:25,809 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:52:25,809 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-09 22:52:25,811 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-09 22:52:25,811 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-09 22:52:25,821 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:52:25,821 INFO L496 LassoAnalysis]: Using template '2-phase'. [2018-11-09 22:52:25,822 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 22:52:25,822 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-09 22:52:25,822 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-09 22:52:25,822 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 22:52:25,822 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:52:25,822 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:52:25,823 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-09 22:52:25,823 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-09 22:52:25,823 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 22:52:25,824 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:52:25,824 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 22:52:25,824 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-09 22:52:25,824 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-09 22:52:25,824 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 22:52:25,825 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:52:25,825 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:52:25,825 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-09 22:52:25,825 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-09 22:52:25,825 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 22:52:25,826 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:52:25,826 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 22:52:25,827 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-09 22:52:25,827 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-09 22:52:25,827 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 22:52:25,827 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:52:25,827 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:52:25,827 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-09 22:52:25,828 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-09 22:52:25,828 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 22:52:25,828 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:52:25,829 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 22:52:25,829 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-09 22:52:25,829 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-09 22:52:25,829 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 22:52:25,829 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:52:25,829 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:52:25,830 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-09 22:52:25,830 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-09 22:52:25,830 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 22:52:25,831 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:52:25,831 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 22:52:25,831 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-09 22:52:25,832 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-09 22:52:25,832 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:52:25,832 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:52:25,832 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-09 22:52:25,834 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-09 22:52:25,834 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-09 22:52:25,853 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:52:25,853 INFO L496 LassoAnalysis]: Using template '3-phase'. [2018-11-09 22:52:25,853 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 22:52:25,854 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-09 22:52:25,854 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-09 22:52:25,854 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 22:52:25,854 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:52:25,854 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:52:25,855 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-09 22:52:25,855 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-09 22:52:25,855 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 22:52:25,856 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:52:25,857 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 [2018-11-09 22:52:25,857 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-09 22:52:25,857 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-09 22:52:25,857 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 22:52:25,857 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:52:25,858 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:52:25,858 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-09 22:52:25,858 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-09 22:52:25,858 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 22:52:25,859 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:52:25,860 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 22:52:25,860 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-09 22:52:25,860 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-09 22:52:25,860 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 22:52:25,860 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:52:25,860 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:52:25,861 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-09 22:52:25,861 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-09 22:52:25,861 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 22:52:25,862 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:52:25,863 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 22:52:25,863 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-09 22:52:25,863 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-09 22:52:25,863 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 22:52:25,864 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:52:25,864 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:52:25,864 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-09 22:52:25,864 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-09 22:52:25,865 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 22:52:25,866 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:52:25,866 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 22:52:25,866 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-09 22:52:25,867 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-09 22:52:25,867 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:52:25,867 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:52:25,867 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-09 22:52:25,869 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-09 22:52:25,870 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-09 22:52:25,896 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:52:25,896 INFO L496 LassoAnalysis]: Using template '4-phase'. [2018-11-09 22:52:25,896 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 22:52:25,897 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-09 22:52:25,897 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-09 22:52:25,897 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 22:52:25,897 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:52:25,898 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:52:25,898 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-09 22:52:25,899 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-09 22:52:25,899 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 22:52:25,899 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:52:25,900 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 22:52:25,900 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-09 22:52:25,900 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-09 22:52:25,900 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 22:52:25,900 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:52:25,900 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:52:25,901 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-09 22:52:25,901 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-09 22:52:25,902 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 22:52:25,902 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:52:25,902 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 22:52:25,903 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-09 22:52:25,903 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-09 22:52:25,903 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 22:52:25,903 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:52:25,903 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:52:25,903 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-09 22:52:25,904 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-09 22:52:25,904 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 22:52:25,905 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:52:25,905 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 22:52:25,906 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-09 22:52:25,906 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-09 22:52:25,906 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 22:52:25,906 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:52:25,906 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:52:25,906 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-09 22:52:25,907 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-09 22:52:25,907 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 22:52:25,908 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:52:25,909 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 22:52:25,909 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-09 22:52:25,909 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-09 22:52:25,909 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:52:25,909 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:52:25,909 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-09 22:52:25,913 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-09 22:52:25,913 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-09 22:52:25,959 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:52:25,959 INFO L496 LassoAnalysis]: Using template '2-lex'. [2018-11-09 22:52:25,960 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 22:52:25,960 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-09 22:52:25,960 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-09 22:52:25,960 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 22:52:25,961 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:52:25,961 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:52:25,961 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-09 22:52:25,961 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-09 22:52:25,961 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 22:52:25,962 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:52:25,963 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 22:52:25,963 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-09 22:52:25,963 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-09 22:52:25,963 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 22:52:25,963 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:52:25,963 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:52:25,963 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-09 22:52:25,964 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-09 22:52:25,964 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 22:52:25,965 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:52:25,965 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 22:52:25,966 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-09 22:52:25,966 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-09 22:52:25,966 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 22:52:25,966 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:52:25,966 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:52:25,966 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-09 22:52:25,967 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-09 22:52:25,967 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 22:52:25,968 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:52:25,968 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 22:52:25,969 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-09 22:52:25,969 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-09 22:52:25,969 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 22:52:25,969 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:52:25,969 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:52:25,969 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-09 22:52:25,970 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-09 22:52:25,970 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 22:52:25,971 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:52:25,971 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 22:52:25,972 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-09 22:52:25,972 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-09 22:52:25,972 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:52:25,972 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:52:25,972 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-09 22:52:25,974 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-09 22:52:25,974 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-09 22:52:25,987 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:52:25,987 INFO L496 LassoAnalysis]: Using template '3-lex'. [2018-11-09 22:52:25,987 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 22:52:25,988 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-09 22:52:25,988 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-09 22:52:25,988 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 22:52:25,988 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:52:25,988 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:52:25,988 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-09 22:52:25,989 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-09 22:52:25,989 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 22:52:25,991 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:52:25,991 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 22:52:25,991 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-09 22:52:25,991 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-09 22:52:25,992 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 22:52:25,992 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:52:25,992 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:52:25,992 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-09 22:52:25,992 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-09 22:52:25,993 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 22:52:25,994 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:52:25,994 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 22:52:25,995 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-09 22:52:25,995 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-09 22:52:25,995 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 22:52:25,995 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:52:25,995 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:52:25,995 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-09 22:52:25,996 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-09 22:52:25,996 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 22:52:25,999 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:52:25,999 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 22:52:25,999 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-09 22:52:26,000 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-09 22:52:26,000 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 22:52:26,000 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:52:26,000 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:52:26,000 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-09 22:52:26,001 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-09 22:52:26,001 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 22:52:26,003 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:52:26,004 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 22:52:26,004 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-09 22:52:26,004 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-09 22:52:26,004 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:52:26,004 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:52:26,005 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-09 22:52:26,007 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2018-11-09 22:52:26,008 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2018-11-09 22:52:26,031 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:52:26,032 INFO L488 BuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2018-11-09 22:52:26,032 INFO L793 eck$LassoCheckResult]: Stem: 5#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true; 3#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res;havoc main_#t~nondet0, main_#t~post1, main_#t~post2, main_~x~0, main_~y~0;main_~x~0 := main_#t~nondet0;havoc main_#t~nondet0;main_~y~0 := main_~x~0; 11#L12-3true assume true; 6#L12-1true assume !!(main_~x~0 % 4294967296 < 1024);main_#t~post1 := main_~x~0;main_~x~0 := main_#t~post1 + 1;havoc main_#t~post1;main_#t~post2 := main_~y~0;main_~y~0 := main_#t~post2 + 1;havoc main_#t~post2; 11#L12-3true [2018-11-09 22:52:26,032 INFO L795 eck$LassoCheckResult]: Loop: 11#L12-3true assume true; 6#L12-1true assume !!(main_~x~0 % 4294967296 < 1024);main_#t~post1 := main_~x~0;main_~x~0 := main_#t~post1 + 1;havoc main_#t~post1;main_#t~post2 := main_~y~0;main_~y~0 := main_#t~post2 + 1;havoc main_#t~post2; 11#L12-3true [2018-11-09 22:52:26,032 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-09 22:52:26,033 INFO L82 PathProgramCache]: Analyzing trace with hash 925641, now seen corresponding path program 2 times [2018-11-09 22:52:26,033 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-09 22:52:26,034 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-09 22:52:26,034 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-09 22:52:26,034 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-09 22:52:26,034 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-09 22:52:26,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-09 22:52:26,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-09 22:52:26,041 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-09 22:52:26,041 INFO L82 PathProgramCache]: Analyzing trace with hash 1159, now seen corresponding path program 2 times [2018-11-09 22:52:26,041 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-09 22:52:26,041 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-09 22:52:26,043 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-09 22:52:26,043 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-09 22:52:26,043 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-09 22:52:26,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-09 22:52:26,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-09 22:52:26,046 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-09 22:52:26,046 INFO L82 PathProgramCache]: Analyzing trace with hash 889541199, now seen corresponding path program 3 times [2018-11-09 22:52:26,047 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-09 22:52:26,047 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-09 22:52:26,047 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-09 22:52:26,047 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-09 22:52:26,047 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-09 22:52:26,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-09 22:52:26,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-09 22:52:26,092 INFO L214 LassoAnalysis]: Preferences: [2018-11-09 22:52:26,092 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-09 22:52:26,092 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-09 22:52:26,092 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-09 22:52:26,093 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2018-11-09 22:52:26,093 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-09 22:52:26,093 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-09 22:52:26,093 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-09 22:52:26,093 INFO L131 ssoRankerPreferences]: Filename of dumped script: multivar_true-unreach-call1_true-termination.i_Iteration1_Loop [2018-11-09 22:52:26,093 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-09 22:52:26,093 INFO L280 LassoAnalysis]: Starting lasso preprocessing... [2018-11-09 22:52:26,094 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-09 22:52:26,097 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-09 22:52:26,098 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-09 22:52:26,102 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-09 22:52:26,140 INFO L298 LassoAnalysis]: Preprocessing complete. [2018-11-09 22:52:26,141 INFO L410 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e9a703c3-5fd9-4585-ac39-da46c9ecce03/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 [2018-11-09 22:52:26,194 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-09 22:52:26,194 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-09 22:52:26,202 INFO L443 LassoAnalysis]: Proved nontermination for one component. [2018-11-09 22:52:26,202 INFO L446 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~post1=0} Honda state: {ULTIMATE.start_main_#t~post1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e9a703c3-5fd9-4585-ac39-da46c9ecce03/bin-2019/uautomizer/z3 Starting monitored process 13 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 13 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-09 22:52:26,219 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-09 22:52:26,219 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-09 22:52:26,222 INFO L443 LassoAnalysis]: Proved nontermination for one component. [2018-11-09 22:52:26,222 INFO L446 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~post2=0} Honda state: {ULTIMATE.start_main_#t~post2=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e9a703c3-5fd9-4585-ac39-da46c9ecce03/bin-2019/uautomizer/z3 Starting monitored process 14 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 14 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-09 22:52:26,239 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-09 22:52:26,239 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e9a703c3-5fd9-4585-ac39-da46c9ecce03/bin-2019/uautomizer/z3 Starting monitored process 15 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 15 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-09 22:52:26,261 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-11-09 22:52:26,261 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-09 22:52:38,289 INFO L448 LassoAnalysis]: Proving nontermination failed: SMT Solver returned 'unknown'. [2018-11-09 22:52:38,292 INFO L214 LassoAnalysis]: Preferences: [2018-11-09 22:52:38,292 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-09 22:52:38,292 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-09 22:52:38,292 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-09 22:52:38,293 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-11-09 22:52:38,293 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-09 22:52:38,293 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-09 22:52:38,293 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-09 22:52:38,293 INFO L131 ssoRankerPreferences]: Filename of dumped script: multivar_true-unreach-call1_true-termination.i_Iteration1_Loop [2018-11-09 22:52:38,293 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-09 22:52:38,293 INFO L280 LassoAnalysis]: Starting lasso preprocessing... [2018-11-09 22:52:38,294 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-09 22:52:38,297 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-09 22:52:38,299 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-09 22:52:38,309 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-09 22:52:38,361 INFO L298 LassoAnalysis]: Preprocessing complete. [2018-11-09 22:52:38,361 INFO L496 LassoAnalysis]: Using template 'affine'. [2018-11-09 22:52:38,361 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 22:52:38,361 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-09 22:52:38,362 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 22:52:38,362 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:52:38,362 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:52:38,362 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-09 22:52:38,362 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-09 22:52:38,362 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 22:52:38,363 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:52:38,363 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 22:52:38,363 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-09 22:52:38,363 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 22:52:38,363 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:52:38,363 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:52:38,364 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-09 22:52:38,364 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-09 22:52:38,364 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 22:52:38,364 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:52:38,364 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 22:52:38,365 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-09 22:52:38,365 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 22:52:38,365 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:52:38,365 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:52:38,373 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-09 22:52:38,373 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-09 22:52:38,374 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 22:52:38,375 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:52:38,375 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 22:52:38,376 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-09 22:52:38,376 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 22:52:38,376 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:52:38,376 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:52:38,376 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-09 22:52:38,376 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-09 22:52:38,376 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 22:52:38,377 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:52:38,377 INFO L496 LassoAnalysis]: Using template '2-nested'. [2018-11-09 22:52:38,377 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 22:52:38,378 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-09 22:52:38,378 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 22:52:38,378 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:52:38,378 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:52:38,378 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-09 22:52:38,378 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-09 22:52:38,378 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 22:52:38,379 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:52:38,379 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 22:52:38,379 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-09 22:52:38,379 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 22:52:38,379 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:52:38,379 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:52:38,379 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-09 22:52:38,380 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-09 22:52:38,380 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 22:52:38,380 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:52:38,380 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 22:52:38,380 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-09 22:52:38,381 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 22:52:38,381 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:52:38,381 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:52:38,381 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-09 22:52:38,381 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-09 22:52:38,381 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 22:52:38,383 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:52:38,383 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 22:52:38,384 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-09 22:52:38,384 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 22:52:38,384 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:52:38,384 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:52:38,384 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-09 22:52:38,385 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-09 22:52:38,385 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 22:52:38,386 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:52:38,386 INFO L496 LassoAnalysis]: Using template '3-nested'. [2018-11-09 22:52:38,386 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 [2018-11-09 22:52:38,387 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-09 22:52:38,387 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 22:52:38,387 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:52:38,387 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:52:38,387 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-09 22:52:38,387 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-09 22:52:38,387 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 22:52:38,388 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:52:38,388 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 [2018-11-09 22:52:38,388 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-09 22:52:38,388 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 22:52:38,388 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:52:38,389 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:52:38,389 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-09 22:52:38,389 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-09 22:52:38,389 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 22:52:38,390 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:52:38,390 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 22:52:38,390 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-09 22:52:38,390 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 22:52:38,390 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:52:38,390 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:52:38,390 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-09 22:52:38,391 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-09 22:52:38,391 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 22:52:38,393 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:52:38,393 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 22:52:38,394 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-09 22:52:38,394 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 22:52:38,394 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:52:38,394 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:52:38,394 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-09 22:52:38,394 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-09 22:52:38,395 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 22:52:38,396 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:52:38,396 INFO L496 LassoAnalysis]: Using template '4-nested'. [2018-11-09 22:52:38,396 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 22:52:38,396 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-09 22:52:38,397 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 22:52:38,397 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:52:38,397 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:52:38,397 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-09 22:52:38,397 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-09 22:52:38,397 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 22:52:38,398 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:52:38,398 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 22:52:38,398 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-09 22:52:38,398 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 22:52:38,398 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:52:38,399 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:52:38,399 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-09 22:52:38,399 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-09 22:52:38,399 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 22:52:38,399 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:52:38,400 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 22:52:38,400 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-09 22:52:38,400 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 22:52:38,400 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:52:38,400 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:52:38,400 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-09 22:52:38,401 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-09 22:52:38,401 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 22:52:38,403 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:52:38,404 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 22:52:38,404 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-09 22:52:38,404 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 22:52:38,404 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:52:38,404 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:52:38,404 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-09 22:52:38,405 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-09 22:52:38,405 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 22:52:38,406 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:52:38,406 INFO L496 LassoAnalysis]: Using template '2-phase'. [2018-11-09 22:52:38,407 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 [2018-11-09 22:52:38,407 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-09 22:52:38,407 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-09 22:52:38,407 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 22:52:38,407 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:52:38,407 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:52:38,408 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-09 22:52:38,408 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-09 22:52:38,408 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 22:52:38,409 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:52:38,409 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 22:52:38,409 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-09 22:52:38,409 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-09 22:52:38,409 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 22:52:38,409 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:52:38,410 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:52:38,410 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-09 22:52:38,410 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-09 22:52:38,410 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 22:52:38,411 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:52:38,411 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 22:52:38,411 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-09 22:52:38,411 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-09 22:52:38,411 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 22:52:38,411 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:52:38,412 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:52:38,412 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-09 22:52:38,412 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-09 22:52:38,412 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 22:52:38,417 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:52:38,417 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 [2018-11-09 22:52:38,418 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-09 22:52:38,418 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-09 22:52:38,418 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 22:52:38,418 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:52:38,418 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:52:38,418 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-09 22:52:38,418 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-09 22:52:38,418 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 22:52:38,421 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:52:38,421 INFO L496 LassoAnalysis]: Using template '3-phase'. [2018-11-09 22:52:38,422 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 [2018-11-09 22:52:38,422 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-09 22:52:38,422 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-09 22:52:38,422 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 22:52:38,422 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:52:38,422 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:52:38,422 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-09 22:52:38,423 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-09 22:52:38,423 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 22:52:38,424 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:52:38,424 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 22:52:38,424 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-09 22:52:38,425 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-09 22:52:38,425 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 22:52:38,425 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:52:38,425 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:52:38,425 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-09 22:52:38,425 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-09 22:52:38,426 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 22:52:38,426 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:52:38,427 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 22:52:38,427 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-09 22:52:38,427 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-09 22:52:38,427 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 22:52:38,427 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:52:38,428 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:52:38,428 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-09 22:52:38,428 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-09 22:52:38,429 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 22:52:38,435 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:52:38,435 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 22:52:38,436 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-09 22:52:38,436 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-09 22:52:38,436 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 22:52:38,436 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:52:38,436 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:52:38,436 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-09 22:52:38,437 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-09 22:52:38,437 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 22:52:38,442 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:52:38,442 INFO L496 LassoAnalysis]: Using template '4-phase'. [2018-11-09 22:52:38,442 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 [2018-11-09 22:52:38,443 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-09 22:52:38,443 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-09 22:52:38,443 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 22:52:38,443 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:52:38,443 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:52:38,443 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-09 22:52:38,444 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-09 22:52:38,444 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 22:52:38,445 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:52:38,445 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 [2018-11-09 22:52:38,445 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-09 22:52:38,445 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-09 22:52:38,446 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 22:52:38,446 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:52:38,446 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:52:38,446 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-09 22:52:38,447 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-09 22:52:38,447 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 22:52:38,447 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:52:38,448 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 [2018-11-09 22:52:38,448 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-09 22:52:38,448 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-09 22:52:38,448 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 22:52:38,448 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:52:38,448 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:52:38,448 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-09 22:52:38,450 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-09 22:52:38,450 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 22:52:38,464 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:52:38,465 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 22:52:38,465 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-09 22:52:38,465 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-09 22:52:38,465 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 22:52:38,465 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:52:38,465 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:52:38,466 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-09 22:52:38,467 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-09 22:52:38,467 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 22:52:38,476 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:52:38,476 INFO L496 LassoAnalysis]: Using template '2-lex'. [2018-11-09 22:52:38,476 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 22:52:38,477 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-09 22:52:38,477 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-09 22:52:38,477 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 22:52:38,477 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:52:38,477 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:52:38,477 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-09 22:52:38,477 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-09 22:52:38,477 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 22:52:38,479 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:52:38,479 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 22:52:38,479 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-09 22:52:38,479 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-09 22:52:38,479 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 22:52:38,479 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:52:38,480 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:52:38,480 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-09 22:52:38,480 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-09 22:52:38,480 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 22:52:38,481 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:52:38,481 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 22:52:38,482 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-09 22:52:38,482 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-09 22:52:38,482 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 22:52:38,482 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:52:38,482 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:52:38,482 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-09 22:52:38,483 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-09 22:52:38,483 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 22:52:38,487 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:52:38,487 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 22:52:38,487 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-09 22:52:38,487 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-09 22:52:38,487 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 22:52:38,488 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:52:38,488 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:52:38,488 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-09 22:52:38,488 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-09 22:52:38,488 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 22:52:38,490 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:52:38,491 INFO L496 LassoAnalysis]: Using template '3-lex'. [2018-11-09 22:52:38,491 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 22:52:38,491 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-09 22:52:38,491 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-09 22:52:38,491 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 22:52:38,491 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:52:38,492 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:52:38,492 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-09 22:52:38,492 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-09 22:52:38,492 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 22:52:38,494 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:52:38,495 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 22:52:38,495 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-09 22:52:38,495 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-09 22:52:38,495 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 22:52:38,495 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:52:38,495 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:52:38,495 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-09 22:52:38,496 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-09 22:52:38,496 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 22:52:38,498 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:52:38,498 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 22:52:38,499 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-09 22:52:38,499 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-09 22:52:38,499 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 22:52:38,499 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:52:38,499 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:52:38,499 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-09 22:52:38,500 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-09 22:52:38,500 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 22:52:38,507 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:52:38,507 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 22:52:38,507 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-09 22:52:38,507 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-09 22:52:38,508 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 22:52:38,508 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:52:38,508 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:52:38,508 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-09 22:52:38,508 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-09 22:52:38,509 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 22:52:38,512 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:52:38,587 INFO L214 LassoAnalysis]: Preferences: [2018-11-09 22:52:38,588 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-09 22:52:38,588 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-09 22:52:38,588 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-09 22:52:38,588 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2018-11-09 22:52:38,588 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-09 22:52:38,588 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-09 22:52:38,588 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-09 22:52:38,588 INFO L131 ssoRankerPreferences]: Filename of dumped script: multivar_true-unreach-call1_true-termination.i_Iteration1_Lasso [2018-11-09 22:52:38,588 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-09 22:52:38,588 INFO L280 LassoAnalysis]: Starting lasso preprocessing... [2018-11-09 22:52:38,589 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-09 22:52:38,593 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-09 22:52:38,594 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-09 22:52:38,602 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-09 22:52:38,605 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-09 22:52:38,667 INFO L298 LassoAnalysis]: Preprocessing complete. [2018-11-09 22:52:38,667 INFO L410 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e9a703c3-5fd9-4585-ac39-da46c9ecce03/bin-2019/uautomizer/z3 Starting monitored process 16 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 16 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-09 22:52:38,674 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-09 22:52:38,674 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-09 22:52:38,676 INFO L443 LassoAnalysis]: Proved nontermination for one component. [2018-11-09 22:52:38,677 INFO L446 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet0=0} Honda state: {ULTIMATE.start_main_#t~nondet0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e9a703c3-5fd9-4585-ac39-da46c9ecce03/bin-2019/uautomizer/z3 Starting monitored process 17 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 17 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-09 22:52:38,704 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-09 22:52:38,704 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-09 22:52:38,710 INFO L443 LassoAnalysis]: Proved nontermination for one component. [2018-11-09 22:52:38,710 INFO L446 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~post2=0} Honda state: {ULTIMATE.start_main_#t~post2=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e9a703c3-5fd9-4585-ac39-da46c9ecce03/bin-2019/uautomizer/z3 Starting monitored process 18 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 18 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-09 22:52:38,727 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-09 22:52:38,728 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e9a703c3-5fd9-4585-ac39-da46c9ecce03/bin-2019/uautomizer/z3 Starting monitored process 19 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 19 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-09 22:52:38,754 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-11-09 22:52:38,754 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-09 22:52:50,792 INFO L448 LassoAnalysis]: Proving nontermination failed: SMT Solver returned 'unknown'. [2018-11-09 22:52:50,796 INFO L214 LassoAnalysis]: Preferences: [2018-11-09 22:52:50,796 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-09 22:52:50,796 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-09 22:52:50,797 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-09 22:52:50,797 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-11-09 22:52:50,797 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-09 22:52:50,797 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-09 22:52:50,797 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-09 22:52:50,797 INFO L131 ssoRankerPreferences]: Filename of dumped script: multivar_true-unreach-call1_true-termination.i_Iteration1_Lasso [2018-11-09 22:52:50,797 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-09 22:52:50,797 INFO L280 LassoAnalysis]: Starting lasso preprocessing... [2018-11-09 22:52:50,798 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-09 22:52:50,805 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-09 22:52:50,807 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-09 22:52:50,814 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-09 22:52:50,815 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-09 22:52:50,879 INFO L298 LassoAnalysis]: Preprocessing complete. [2018-11-09 22:52:50,879 INFO L496 LassoAnalysis]: Using template 'affine'. [2018-11-09 22:52:50,880 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 22:52:50,880 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-09 22:52:50,880 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 22:52:50,880 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:52:50,880 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:52:50,880 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-09 22:52:50,881 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-09 22:52:50,881 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 22:52:50,881 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:52:50,881 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 22:52:50,882 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-09 22:52:50,882 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 22:52:50,882 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:52:50,882 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:52:50,882 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-09 22:52:50,882 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-09 22:52:50,882 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 22:52:50,883 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:52:50,883 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 22:52:50,883 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-09 22:52:50,883 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 22:52:50,883 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:52:50,883 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:52:50,883 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-09 22:52:50,884 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-09 22:52:50,884 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 22:52:50,884 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:52:50,884 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 22:52:50,884 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-09 22:52:50,884 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 22:52:50,885 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:52:50,885 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:52:50,885 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-09 22:52:50,885 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-09 22:52:50,885 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 22:52:50,885 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:52:50,885 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 22:52:50,886 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-09 22:52:50,886 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:52:50,886 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:52:50,886 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-09 22:52:50,887 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-09 22:52:50,887 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-09 22:52:50,892 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:52:50,892 INFO L496 LassoAnalysis]: Using template '2-nested'. [2018-11-09 22:52:50,892 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 22:52:50,893 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-09 22:52:50,893 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 22:52:50,893 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:52:50,893 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:52:50,893 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-09 22:52:50,893 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-09 22:52:50,893 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 22:52:50,894 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:52:50,894 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 22:52:50,894 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-09 22:52:50,894 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 22:52:50,895 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:52:50,895 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:52:50,895 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-09 22:52:50,895 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-09 22:52:50,895 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 22:52:50,895 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:52:50,895 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 22:52:50,896 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-09 22:52:50,896 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 22:52:50,896 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:52:50,896 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:52:50,896 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-09 22:52:50,896 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-09 22:52:50,896 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 22:52:50,897 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:52:50,897 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 22:52:50,897 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-09 22:52:50,897 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 22:52:50,897 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:52:50,897 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:52:50,898 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-09 22:52:50,898 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-09 22:52:50,898 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 22:52:50,898 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:52:50,898 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 22:52:50,899 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-09 22:52:50,899 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:52:50,899 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:52:50,899 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-09 22:52:50,900 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-09 22:52:50,900 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-09 22:52:50,907 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:52:50,907 INFO L496 LassoAnalysis]: Using template '3-nested'. [2018-11-09 22:52:50,907 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 22:52:50,908 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-09 22:52:50,908 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 22:52:50,908 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:52:50,908 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:52:50,908 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-09 22:52:50,908 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-09 22:52:50,908 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 22:52:50,909 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:52:50,909 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 22:52:50,909 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-09 22:52:50,909 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 22:52:50,909 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:52:50,909 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:52:50,910 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-09 22:52:50,910 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-09 22:52:50,910 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 22:52:50,910 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:52:50,910 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 22:52:50,911 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-09 22:52:50,911 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 22:52:50,911 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:52:50,911 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:52:50,911 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-09 22:52:50,911 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-09 22:52:50,911 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 22:52:50,912 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:52:50,912 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 22:52:50,912 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-09 22:52:50,912 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 22:52:50,913 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:52:50,913 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:52:50,913 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-09 22:52:50,913 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-09 22:52:50,913 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 22:52:50,913 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:52:50,914 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 22:52:50,914 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-09 22:52:50,914 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:52:50,914 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:52:50,914 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-09 22:52:50,916 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-09 22:52:50,916 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-09 22:52:50,925 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:52:50,926 INFO L496 LassoAnalysis]: Using template '4-nested'. [2018-11-09 22:52:50,926 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 22:52:50,926 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-09 22:52:50,926 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 22:52:50,926 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:52:50,927 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:52:50,927 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-09 22:52:50,927 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-09 22:52:50,927 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 22:52:50,928 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:52:50,928 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 22:52:50,928 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-09 22:52:50,928 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 22:52:50,929 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:52:50,929 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:52:50,929 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-09 22:52:50,929 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-09 22:52:50,929 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 22:52:50,930 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:52:50,930 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 22:52:50,930 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-09 22:52:50,930 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 22:52:50,930 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:52:50,931 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:52:50,931 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-09 22:52:50,931 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-09 22:52:50,931 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 22:52:50,932 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:52:50,932 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 22:52:50,932 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-09 22:52:50,932 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 22:52:50,932 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:52:50,933 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:52:50,933 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-09 22:52:50,933 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-09 22:52:50,933 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 22:52:50,933 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:52:50,934 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 22:52:50,934 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-09 22:52:50,934 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:52:50,934 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:52:50,934 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-09 22:52:50,937 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-09 22:52:50,937 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-09 22:52:50,948 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:52:50,948 INFO L496 LassoAnalysis]: Using template '2-phase'. [2018-11-09 22:52:50,948 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 22:52:50,948 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-09 22:52:50,948 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-09 22:52:50,949 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 22:52:50,949 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:52:50,949 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:52:50,949 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-09 22:52:50,949 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-09 22:52:50,949 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 22:52:50,950 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:52:50,950 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 22:52:50,950 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-09 22:52:50,950 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-09 22:52:50,950 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 22:52:50,951 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:52:50,951 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:52:50,951 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-09 22:52:50,951 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-09 22:52:50,951 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 22:52:50,952 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:52:50,952 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 22:52:50,952 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-09 22:52:50,952 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-09 22:52:50,952 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 22:52:50,953 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:52:50,953 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:52:50,953 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-09 22:52:50,953 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-09 22:52:50,953 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 22:52:50,954 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:52:50,954 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 22:52:50,955 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-09 22:52:50,955 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-09 22:52:50,955 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 22:52:50,955 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:52:50,955 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:52:50,955 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-09 22:52:50,955 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-09 22:52:50,956 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 22:52:50,956 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:52:50,956 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 22:52:50,957 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-09 22:52:50,957 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-09 22:52:50,957 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:52:50,957 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:52:50,957 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-09 22:52:50,959 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-09 22:52:50,959 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-09 22:52:50,976 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:52:50,976 INFO L496 LassoAnalysis]: Using template '3-phase'. [2018-11-09 22:52:50,976 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 22:52:50,977 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-09 22:52:50,977 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-09 22:52:50,977 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 22:52:50,977 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:52:50,977 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:52:50,977 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-09 22:52:50,978 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-09 22:52:50,978 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 22:52:50,978 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:52:50,979 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 22:52:50,979 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-09 22:52:50,979 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-09 22:52:50,979 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 22:52:50,979 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:52:50,979 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:52:50,979 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-09 22:52:50,980 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-09 22:52:50,980 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 22:52:50,981 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:52:50,981 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 22:52:50,981 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-09 22:52:50,981 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-09 22:52:50,981 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 22:52:50,981 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:52:50,982 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:52:50,982 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-09 22:52:50,982 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-09 22:52:50,982 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 22:52:50,983 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:52:50,983 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 22:52:50,983 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-09 22:52:50,984 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-09 22:52:50,984 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 22:52:50,984 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:52:50,984 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:52:50,984 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-09 22:52:50,984 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-09 22:52:50,984 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 22:52:50,985 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:52:50,985 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 22:52:50,986 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-09 22:52:50,986 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-09 22:52:50,986 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:52:50,986 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:52:50,986 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-09 22:52:50,988 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-09 22:52:50,988 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-09 22:52:51,021 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:52:51,021 INFO L496 LassoAnalysis]: Using template '4-phase'. [2018-11-09 22:52:51,021 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 22:52:51,022 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-09 22:52:51,022 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-09 22:52:51,022 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 22:52:51,022 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:52:51,022 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:52:51,022 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-09 22:52:51,023 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-09 22:52:51,023 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 22:52:51,023 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:52:51,024 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 22:52:51,024 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-09 22:52:51,024 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-09 22:52:51,024 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 22:52:51,024 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:52:51,024 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:52:51,024 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-09 22:52:51,025 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-09 22:52:51,025 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 22:52:51,026 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:52:51,026 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 22:52:51,026 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-09 22:52:51,026 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-09 22:52:51,026 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 22:52:51,026 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:52:51,027 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:52:51,027 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-09 22:52:51,027 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-09 22:52:51,027 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 22:52:51,028 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:52:51,028 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 22:52:51,029 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-09 22:52:51,029 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-09 22:52:51,029 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 22:52:51,029 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:52:51,029 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:52:51,029 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-09 22:52:51,030 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-09 22:52:51,030 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 22:52:51,030 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:52:51,030 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 22:52:51,031 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-09 22:52:51,031 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-09 22:52:51,031 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:52:51,031 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:52:51,031 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-09 22:52:51,034 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-09 22:52:51,034 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-09 22:52:51,107 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:52:51,107 INFO L496 LassoAnalysis]: Using template '2-lex'. [2018-11-09 22:52:51,107 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 22:52:51,107 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-09 22:52:51,108 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-09 22:52:51,108 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 22:52:51,108 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:52:51,108 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:52:51,108 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-09 22:52:51,108 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-09 22:52:51,108 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 22:52:51,109 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:52:51,110 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 22:52:51,110 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-09 22:52:51,110 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-09 22:52:51,110 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 22:52:51,110 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:52:51,110 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:52:51,110 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-09 22:52:51,111 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-09 22:52:51,111 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 22:52:51,112 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:52:51,112 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 22:52:51,112 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-09 22:52:51,112 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-09 22:52:51,112 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 22:52:51,112 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:52:51,113 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:52:51,113 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-09 22:52:51,113 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-09 22:52:51,113 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 22:52:51,114 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:52:51,114 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 22:52:51,115 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-09 22:52:51,115 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-09 22:52:51,115 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 22:52:51,115 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:52:51,115 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:52:51,115 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-09 22:52:51,115 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-09 22:52:51,116 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 22:52:51,116 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:52:51,117 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 22:52:51,117 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-09 22:52:51,117 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-09 22:52:51,117 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:52:51,117 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:52:51,117 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-09 22:52:51,119 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-09 22:52:51,119 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-09 22:52:51,136 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:52:51,136 INFO L496 LassoAnalysis]: Using template '3-lex'. [2018-11-09 22:52:51,137 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 22:52:51,137 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-09 22:52:51,137 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-09 22:52:51,137 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 22:52:51,137 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:52:51,137 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:52:51,137 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-09 22:52:51,138 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-09 22:52:51,138 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 22:52:51,140 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:52:51,140 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 22:52:51,141 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-09 22:52:51,141 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-09 22:52:51,141 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 22:52:51,141 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:52:51,141 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:52:51,141 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-09 22:52:51,141 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-09 22:52:51,142 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 22:52:51,143 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:52:51,143 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 22:52:51,143 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-09 22:52:51,143 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-09 22:52:51,144 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 22:52:51,144 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:52:51,144 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:52:51,144 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-09 22:52:51,144 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-09 22:52:51,144 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 22:52:51,146 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:52:51,147 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 22:52:51,147 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-09 22:52:51,147 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-09 22:52:51,147 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 22:52:51,147 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:52:51,147 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:52:51,148 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-09 22:52:51,148 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-09 22:52:51,148 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 22:52:51,149 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:52:51,150 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 22:52:51,150 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-09 22:52:51,150 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-09 22:52:51,150 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:52:51,150 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:52:51,150 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-09 22:52:51,153 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2018-11-09 22:52:51,153 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2018-11-09 22:52:51,188 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:52:51,192 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 09.11 10:52:51 BoogieIcfgContainer [2018-11-09 22:52:51,192 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2018-11-09 22:52:51,192 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-09 22:52:51,192 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-09 22:52:51,192 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-09 22:52:51,193 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 10:52:00" (3/4) ... [2018-11-09 22:52:51,196 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-09 22:52:51,196 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-09 22:52:51,196 INFO L168 Benchmark]: Toolchain (without parser) took 51166.48 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 231.7 MB). Free memory was 960.2 MB in the beginning and 937.3 MB in the end (delta: 22.9 MB). Peak memory consumption was 254.7 MB. Max. memory is 11.5 GB. [2018-11-09 22:52:51,197 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-09 22:52:51,198 INFO L168 Benchmark]: CACSL2BoogieTranslator took 126.68 ms. Allocated memory is still 1.0 GB. Free memory was 960.2 MB in the beginning and 949.5 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-11-09 22:52:51,198 INFO L168 Benchmark]: Boogie Procedure Inliner took 18.54 ms. Allocated memory is still 1.0 GB. Free memory is still 949.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-09 22:52:51,198 INFO L168 Benchmark]: Boogie Preprocessor took 9.82 ms. Allocated memory is still 1.0 GB. Free memory was 949.5 MB in the beginning and 946.8 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-09 22:52:51,199 INFO L168 Benchmark]: RCFGBuilder took 174.12 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 147.3 MB). Free memory was 946.8 MB in the beginning and 1.1 GB in the end (delta: -189.3 MB). Peak memory consumption was 19.8 MB. Max. memory is 11.5 GB. [2018-11-09 22:52:51,199 INFO L168 Benchmark]: BuchiAutomizer took 50831.00 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 84.4 MB). Free memory was 1.1 GB in the beginning and 937.3 MB in the end (delta: 198.8 MB). Peak memory consumption was 352.3 MB. Max. memory is 11.5 GB. [2018-11-09 22:52:51,200 INFO L168 Benchmark]: Witness Printer took 3.62 ms. Allocated memory is still 1.3 GB. Free memory is still 937.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-09 22:52:51,202 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 126.68 ms. Allocated memory is still 1.0 GB. Free memory was 960.2 MB in the beginning and 949.5 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 18.54 ms. Allocated memory is still 1.0 GB. Free memory is still 949.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 9.82 ms. Allocated memory is still 1.0 GB. Free memory was 949.5 MB in the beginning and 946.8 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 174.12 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 147.3 MB). Free memory was 946.8 MB in the beginning and 1.1 GB in the end (delta: -189.3 MB). Peak memory consumption was 19.8 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 50831.00 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 84.4 MB). Free memory was 1.1 GB in the beginning and 937.3 MB in the end (delta: 198.8 MB). Peak memory consumption was 352.3 MB. Max. memory is 11.5 GB. * Witness Printer took 3.62 ms. Allocated memory is still 1.3 GB. Free memory is still 937.3 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 50.7s and 1 iterations. TraceHistogramMax:1. Analysis of lassos took 50.7s. 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: inital22 mio100 ax100 hnf100 lsp85 ukn100 mio100 lsp100 div410 bol100 ite100 ukn100 eq145 hnf48 smp91 dnf100 smp100 tf103 neg100 sie105 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 3 Time: 38ms VariablesStem: 4 VariablesLoop: 6 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 6 MotzkinApplications: 18 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 4 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 2 LassoNonterminationAnalysisTime: 24.2s - TerminationAnalysisResult: Unable to decide termination Buchi Automizer is unable to decide termination for the following lasso. Stem: "assume { :begin_inline_ULTIMATE.init } true;" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res;havoc main_#t~nondet0, main_#t~post1, main_#t~post2, main_~x~0, main_~y~0;main_~x~0 := main_#t~nondet0;havoc main_#t~nondet0;main_~y~0 := main_~x~0;" "assume true;" "assume !!(main_~x~0 % 4294967296 < 1024);main_#t~post1 := main_~x~0;main_~x~0 := main_#t~post1 + 1;havoc main_#t~post1;main_#t~post2 := main_~y~0;main_~y~0 := main_#t~post2 + 1;havoc main_#t~post2;" Loop: "assume true;" "assume !!(main_~x~0 % 4294967296 < 1024);main_#t~post1 := main_~x~0;main_~x~0 := main_#t~post1 + 1;havoc main_#t~post1;main_#t~post2 := main_~y~0;main_~y~0 := main_#t~post2 + 1;havoc main_#t~post2;" RESULT: Ultimate could not prove your program: unable to determine termination Received shutdown request...