./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/loop-acceleration/simple_true-unreach-call2_true-termination.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 0cd3be1d Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_0bf31c90-43ea-4c5f-bef7-ce866ad6279a/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_0bf31c90-43ea-4c5f-bef7-ce866ad6279a/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_0bf31c90-43ea-4c5f-bef7-ce866ad6279a/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_0bf31c90-43ea-4c5f-bef7-ce866ad6279a/bin-2019/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/loop-acceleration/simple_true-unreach-call2_true-termination.i -s /tmp/vcloud-vcloud-master/worker/working_dir_0bf31c90-43ea-4c5f-bef7-ce866ad6279a/bin-2019/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_0bf31c90-43ea-4c5f-bef7-ce866ad6279a/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 c77f087773c0ebeb64944776e94bc46443438d1a ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.23-0cd3be1 [2018-11-28 12:32:23,560 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-28 12:32:23,562 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-28 12:32:23,569 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-28 12:32:23,569 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-28 12:32:23,570 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-28 12:32:23,570 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-28 12:32:23,572 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-28 12:32:23,573 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-28 12:32:23,574 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-28 12:32:23,574 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-28 12:32:23,574 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-28 12:32:23,575 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-28 12:32:23,576 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-28 12:32:23,577 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-28 12:32:23,577 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-28 12:32:23,578 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-28 12:32:23,579 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-28 12:32:23,580 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-28 12:32:23,582 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-28 12:32:23,582 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-28 12:32:23,583 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-28 12:32:23,585 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-28 12:32:23,585 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-28 12:32:23,585 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-28 12:32:23,586 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-28 12:32:23,586 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-28 12:32:23,587 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-28 12:32:23,587 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-28 12:32:23,588 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-28 12:32:23,588 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-28 12:32:23,589 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-28 12:32:23,589 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-28 12:32:23,589 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-28 12:32:23,590 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-28 12:32:23,590 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-28 12:32:23,591 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_0bf31c90-43ea-4c5f-bef7-ce866ad6279a/bin-2019/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf [2018-11-28 12:32:23,602 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-28 12:32:23,602 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-28 12:32:23,603 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-28 12:32:23,604 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-28 12:32:23,604 INFO L133 SettingsManager]: * Use SBE=true [2018-11-28 12:32:23,604 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2018-11-28 12:32:23,604 INFO L133 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2018-11-28 12:32:23,604 INFO L133 SettingsManager]: * Use old map elimination=false [2018-11-28 12:32:23,604 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false [2018-11-28 12:32:23,605 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true [2018-11-28 12:32:23,605 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2018-11-28 12:32:23,605 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-28 12:32:23,605 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-28 12:32:23,605 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-11-28 12:32:23,605 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-28 12:32:23,605 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-28 12:32:23,606 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-28 12:32:23,606 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2018-11-28 12:32:23,606 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2018-11-28 12:32:23,606 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2018-11-28 12:32:23,606 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-28 12:32:23,606 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-28 12:32:23,607 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false [2018-11-28 12:32:23,607 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-28 12:32:23,607 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2018-11-28 12:32:23,607 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-28 12:32:23,607 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-28 12:32:23,607 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2018-11-28 12:32:23,608 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-28 12:32:23,608 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-28 12:32:23,608 INFO L133 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2018-11-28 12:32:23,609 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-11-28 12:32:23,609 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_0bf31c90-43ea-4c5f-bef7-ce866ad6279a/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 -> c77f087773c0ebeb64944776e94bc46443438d1a [2018-11-28 12:32:23,634 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-28 12:32:23,643 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-28 12:32:23,646 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-28 12:32:23,647 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-28 12:32:23,647 INFO L276 PluginConnector]: CDTParser initialized [2018-11-28 12:32:23,648 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_0bf31c90-43ea-4c5f-bef7-ce866ad6279a/bin-2019/uautomizer/../../sv-benchmarks/c/loop-acceleration/simple_true-unreach-call2_true-termination.i [2018-11-28 12:32:23,696 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_0bf31c90-43ea-4c5f-bef7-ce866ad6279a/bin-2019/uautomizer/data/3651f0edc/56cef346022245ffb5e36580f122c978/FLAGa793b206b [2018-11-28 12:32:24,033 INFO L307 CDTParser]: Found 1 translation units. [2018-11-28 12:32:24,034 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_0bf31c90-43ea-4c5f-bef7-ce866ad6279a/sv-benchmarks/c/loop-acceleration/simple_true-unreach-call2_true-termination.i [2018-11-28 12:32:24,039 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_0bf31c90-43ea-4c5f-bef7-ce866ad6279a/bin-2019/uautomizer/data/3651f0edc/56cef346022245ffb5e36580f122c978/FLAGa793b206b [2018-11-28 12:32:24,050 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_0bf31c90-43ea-4c5f-bef7-ce866ad6279a/bin-2019/uautomizer/data/3651f0edc/56cef346022245ffb5e36580f122c978 [2018-11-28 12:32:24,053 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-28 12:32:24,054 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-28 12:32:24,055 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-28 12:32:24,055 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-28 12:32:24,058 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-28 12:32:24,059 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 12:32:24" (1/1) ... [2018-11-28 12:32:24,061 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@32f2d456 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:32:24, skipping insertion in model container [2018-11-28 12:32:24,061 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 12:32:24" (1/1) ... [2018-11-28 12:32:24,068 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-28 12:32:24,079 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-28 12:32:24,181 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 12:32:24,184 INFO L191 MainTranslator]: Completed pre-run [2018-11-28 12:32:24,193 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 12:32:24,202 INFO L195 MainTranslator]: Completed translation [2018-11-28 12:32:24,202 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:32:24 WrapperNode [2018-11-28 12:32:24,202 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-28 12:32:24,203 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-28 12:32:24,203 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-28 12:32:24,203 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-28 12:32:24,209 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:32:24" (1/1) ... [2018-11-28 12:32:24,213 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:32:24" (1/1) ... [2018-11-28 12:32:24,229 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-28 12:32:24,229 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-28 12:32:24,229 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-28 12:32:24,229 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-28 12:32:24,236 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:32:24" (1/1) ... [2018-11-28 12:32:24,236 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:32:24" (1/1) ... [2018-11-28 12:32:24,236 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:32:24" (1/1) ... [2018-11-28 12:32:24,236 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:32:24" (1/1) ... [2018-11-28 12:32:24,237 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:32:24" (1/1) ... [2018-11-28 12:32:24,278 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:32:24" (1/1) ... [2018-11-28 12:32:24,278 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:32:24" (1/1) ... [2018-11-28 12:32:24,279 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-28 12:32:24,280 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-28 12:32:24,280 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-28 12:32:24,280 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-28 12:32:24,281 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:32:24" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_0bf31c90-43ea-4c5f-bef7-ce866ad6279a/bin-2019/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 12:32:24,319 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-28 12:32:24,319 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-28 12:32:24,392 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-28 12:32:24,393 INFO L280 CfgBuilder]: Removed 7 assue(true) statements. [2018-11-28 12:32:24,393 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 12:32:24 BoogieIcfgContainer [2018-11-28 12:32:24,393 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-28 12:32:24,393 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2018-11-28 12:32:24,393 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2018-11-28 12:32:24,396 INFO L276 PluginConnector]: BuchiAutomizer initialized [2018-11-28 12:32:24,396 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-28 12:32:24,397 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 28.11 12:32:24" (1/3) ... [2018-11-28 12:32:24,397 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@828003b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.11 12:32:24, skipping insertion in model container [2018-11-28 12:32:24,397 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-28 12:32:24,397 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:32:24" (2/3) ... [2018-11-28 12:32:24,398 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@828003b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.11 12:32:24, skipping insertion in model container [2018-11-28 12:32:24,398 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-28 12:32:24,398 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 12:32:24" (3/3) ... [2018-11-28 12:32:24,399 INFO L375 chiAutomizerObserver]: Analyzing ICFG simple_true-unreach-call2_true-termination.i [2018-11-28 12:32:24,432 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-28 12:32:24,432 INFO L374 BuchiCegarLoop]: Interprodecural is true [2018-11-28 12:32:24,432 INFO L375 BuchiCegarLoop]: Hoare is false [2018-11-28 12:32:24,432 INFO L376 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2018-11-28 12:32:24,432 INFO L377 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-28 12:32:24,432 INFO L378 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-28 12:32:24,433 INFO L379 BuchiCegarLoop]: Difference is false [2018-11-28 12:32:24,433 INFO L380 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-28 12:32:24,433 INFO L383 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2018-11-28 12:32:24,441 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 8 states. [2018-11-28 12:32:24,454 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2018-11-28 12:32:24,454 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-28 12:32:24,454 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-28 12:32:24,458 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1] [2018-11-28 12:32:24,458 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1] [2018-11-28 12:32:24,458 INFO L442 BuchiCegarLoop]: ======== Iteration 1============ [2018-11-28 12:32:24,458 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 8 states. [2018-11-28 12:32:24,459 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2018-11-28 12:32:24,459 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-28 12:32:24,459 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-28 12:32:24,459 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1] [2018-11-28 12:32:24,459 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1] [2018-11-28 12:32:24,464 INFO L794 eck$LassoCheckResult]: Stem: 3#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_#t~post0, main_~x~0;havoc main_~x~0; 7#L10-2true [2018-11-28 12:32:24,464 INFO L796 eck$LassoCheckResult]: Loop: 7#L10-2true assume !!(main_~x~0 % 4294967296 < 268435455);main_#t~post0 := main_~x~0;main_~x~0 := 1 + main_#t~post0;havoc main_#t~post0; 7#L10-2true [2018-11-28 12:32:24,468 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:32:24,468 INFO L82 PathProgramCache]: Analyzing trace with hash 32, now seen corresponding path program 1 times [2018-11-28 12:32:24,469 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:32:24,470 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:32:24,498 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:32:24,498 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:32:24,498 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:32:24,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 12:32:24,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 12:32:24,520 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:32:24,520 INFO L82 PathProgramCache]: Analyzing trace with hash 41, now seen corresponding path program 1 times [2018-11-28 12:32:24,520 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:32:24,520 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:32:24,521 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:32:24,521 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:32:24,521 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:32:24,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 12:32:24,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 12:32:24,533 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:32:24,533 INFO L82 PathProgramCache]: Analyzing trace with hash 1002, now seen corresponding path program 1 times [2018-11-28 12:32:24,533 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:32:24,533 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:32:24,534 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:32:24,534 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:32:24,534 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:32:24,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 12:32:24,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 12:32:24,573 INFO L216 LassoAnalysis]: Preferences: [2018-11-28 12:32:24,574 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-28 12:32:24,574 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-28 12:32:24,574 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-28 12:32:24,574 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2018-11-28 12:32:24,574 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 12:32:24,574 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-28 12:32:24,574 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-28 12:32:24,574 INFO L131 ssoRankerPreferences]: Filename of dumped script: simple_true-unreach-call2_true-termination.i_Iteration1_Loop [2018-11-28 12:32:24,575 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-28 12:32:24,575 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-28 12:32:24,594 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:32:24,616 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:32:24,688 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-28 12:32:24,688 INFO L412 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_0bf31c90-43ea-4c5f-bef7-ce866ad6279a/bin-2019/uautomizer/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 12:32:24,692 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 12:32:24,692 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_0bf31c90-43ea-4c5f-bef7-ce866ad6279a/bin-2019/uautomizer/z3 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 12:32:24,711 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-11-28 12:32:24,711 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-28 12:32:25,446 INFO L452 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2018-11-28 12:32:25,450 INFO L216 LassoAnalysis]: Preferences: [2018-11-28 12:32:25,450 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-28 12:32:25,450 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-28 12:32:25,450 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-28 12:32:25,450 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-11-28 12:32:25,450 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 12:32:25,450 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-28 12:32:25,450 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-28 12:32:25,451 INFO L131 ssoRankerPreferences]: Filename of dumped script: simple_true-unreach-call2_true-termination.i_Iteration1_Loop [2018-11-28 12:32:25,451 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-28 12:32:25,451 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-28 12:32:25,452 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:32:25,468 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:32:25,514 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-28 12:32:25,517 INFO L497 LassoAnalysis]: Using template 'affine'. [2018-11-28 12:32:25,518 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:32:25,519 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:32:25,519 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:32:25,520 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:32:25,520 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:32:25,520 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 12:32:25,522 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 12:32:25,522 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:32:25,532 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:32:25,532 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:32:25,532 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:32:25,533 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:32:25,533 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:32:25,533 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:32:25,533 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 12:32:25,533 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 12:32:25,533 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:32:25,535 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:32:25,535 INFO L497 LassoAnalysis]: Using template '2-nested'. [2018-11-28 12:32:25,535 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:32:25,536 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:32:25,536 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:32:25,536 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:32:25,536 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:32:25,536 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:32:25,538 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 12:32:25,538 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:32:25,547 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:32:25,547 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:32:25,548 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:32:25,548 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:32:25,548 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:32:25,548 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:32:25,548 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:32:25,549 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 12:32:25,549 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:32:25,550 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:32:25,550 INFO L497 LassoAnalysis]: Using template '3-nested'. [2018-11-28 12:32:25,550 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:32:25,551 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:32:25,551 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:32:25,551 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:32:25,551 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:32:25,551 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:32:25,553 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:32:25,553 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:32:25,564 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:32:25,565 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:32:25,565 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:32:25,565 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:32:25,566 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:32:25,566 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:32:25,566 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:32:25,567 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:32:25,567 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:32:25,568 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:32:25,568 INFO L497 LassoAnalysis]: Using template '4-nested'. [2018-11-28 12:32:25,568 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:32:25,569 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:32:25,569 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:32:25,569 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:32:25,569 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:32:25,569 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:32:25,570 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 12:32:25,570 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:32:25,583 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:32:25,584 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:32:25,584 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:32:25,584 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:32:25,584 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:32:25,585 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:32:25,585 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:32:25,586 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 12:32:25,586 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:32:25,587 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:32:25,587 INFO L497 LassoAnalysis]: Using template '2-phase'. [2018-11-28 12:32:25,587 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:32:25,588 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:32:25,588 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:32:25,588 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:32:25,588 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:32:25,589 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:32:25,589 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:32:25,590 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 12:32:25,590 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:32:25,612 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:32:25,613 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:32:25,613 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:32:25,614 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:32:25,614 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:32:25,614 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:32:25,614 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:32:25,614 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:32:25,615 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 12:32:25,615 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:32:25,616 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:32:25,616 INFO L497 LassoAnalysis]: Using template '3-phase'. [2018-11-28 12:32:25,616 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:32:25,617 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:32:25,617 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 12:32:25,617 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:32:25,617 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:32:25,618 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:32:25,618 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:32:25,620 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:32:25,620 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:32:25,650 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:32:25,651 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:32:25,652 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:32:25,652 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 12:32:25,652 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:32:25,652 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:32:25,652 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:32:25,652 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:32:25,653 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:32:25,654 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:32:25,655 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:32:25,656 INFO L497 LassoAnalysis]: Using template '4-phase'. [2018-11-28 12:32:25,656 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:32:25,657 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:32:25,657 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:32:25,657 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:32:25,657 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:32:25,657 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:32:25,658 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:32:25,660 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 12:32:25,661 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:32:25,694 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:32:25,695 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:32:25,696 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:32:25,696 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:32:25,696 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:32:25,696 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:32:25,697 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:32:25,697 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:32:25,699 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 12:32:25,699 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:32:25,700 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:32:25,700 INFO L497 LassoAnalysis]: Using template '2-lex'. [2018-11-28 12:32:25,700 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:32:25,701 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:32:25,701 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:32:25,701 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:32:25,701 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:32:25,702 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:32:25,702 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:32:25,703 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:32:25,703 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:32:25,712 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:32:25,712 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:32:25,713 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:32:25,713 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:32:25,713 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:32:25,713 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:32:25,713 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:32:25,713 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:32:25,714 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:32:25,714 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:32:25,716 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:32:25,716 INFO L497 LassoAnalysis]: Using template '3-lex'. [2018-11-28 12:32:25,717 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:32:25,717 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:32:25,718 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:32:25,718 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:32:25,718 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:32:25,718 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:32:25,718 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 12:32:25,720 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 12:32:25,720 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:32:25,734 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:32:25,734 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:32:25,735 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:32:25,735 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:32:25,735 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:32:25,735 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:32:25,735 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:32:25,735 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 12:32:25,736 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 12:32:25,736 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:32:25,740 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:32:25,755 INFO L216 LassoAnalysis]: Preferences: [2018-11-28 12:32:25,755 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-28 12:32:25,755 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-28 12:32:25,755 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-28 12:32:25,755 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2018-11-28 12:32:25,756 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 12:32:25,756 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-28 12:32:25,756 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-28 12:32:25,756 INFO L131 ssoRankerPreferences]: Filename of dumped script: simple_true-unreach-call2_true-termination.i_Iteration1_Lasso [2018-11-28 12:32:25,756 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-28 12:32:25,756 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-28 12:32:25,757 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:32:25,763 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:32:25,783 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:32:25,834 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-28 12:32:25,834 INFO L412 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_0bf31c90-43ea-4c5f-bef7-ce866ad6279a/bin-2019/uautomizer/z3 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 12:32:25,840 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 12:32:25,840 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-28 12:32:25,846 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-28 12:32:25,846 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~post0=0} Honda state: {ULTIMATE.start_main_#t~post0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_0bf31c90-43ea-4c5f-bef7-ce866ad6279a/bin-2019/uautomizer/z3 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 12:32:25,870 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 12:32:25,870 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_0bf31c90-43ea-4c5f-bef7-ce866ad6279a/bin-2019/uautomizer/z3 Starting monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 12:32:25,888 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-11-28 12:32:25,888 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-28 12:32:37,934 INFO L450 LassoAnalysis]: Proving nontermination failed: SMT Solver returned 'unknown'. [2018-11-28 12:32:37,938 INFO L216 LassoAnalysis]: Preferences: [2018-11-28 12:32:37,939 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-28 12:32:37,939 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-28 12:32:37,939 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-28 12:32:37,939 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-11-28 12:32:37,939 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 12:32:37,939 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-28 12:32:37,939 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-28 12:32:37,939 INFO L131 ssoRankerPreferences]: Filename of dumped script: simple_true-unreach-call2_true-termination.i_Iteration1_Lasso [2018-11-28 12:32:37,939 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-28 12:32:37,940 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-28 12:32:37,941 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:32:37,945 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:32:37,947 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:32:37,998 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-28 12:32:37,999 INFO L497 LassoAnalysis]: Using template 'affine'. [2018-11-28 12:32:37,999 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 [2018-11-28 12:32:38,000 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:32:38,000 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:32:38,000 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:32:38,000 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:32:38,001 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 12:32:38,001 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 12:32:38,001 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:32:38,004 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:32:38,004 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 [2018-11-28 12:32:38,005 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:32:38,005 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:32:38,005 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:32:38,005 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:32:38,005 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 12:32:38,006 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 12:32:38,006 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:32:38,006 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:32:38,007 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:32:38,007 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:32:38,007 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:32:38,008 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:32:38,008 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:32:38,008 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 12:32:38,008 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 12:32:38,008 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:32:38,009 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:32:38,009 INFO L497 LassoAnalysis]: Using template '2-nested'. [2018-11-28 12:32:38,010 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:32:38,010 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:32:38,010 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:32:38,010 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:32:38,010 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:32:38,010 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:32:38,011 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 12:32:38,011 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:32:38,014 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:32:38,014 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:32:38,014 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:32:38,015 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:32:38,015 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:32:38,015 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:32:38,015 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:32:38,016 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 12:32:38,016 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:32:38,016 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:32:38,016 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:32:38,017 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:32:38,017 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:32:38,017 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:32:38,017 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:32:38,017 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:32:38,018 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 12:32:38,018 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:32:38,018 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:32:38,019 INFO L497 LassoAnalysis]: Using template '3-nested'. [2018-11-28 12:32:38,019 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:32:38,019 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:32:38,020 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:32:38,020 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:32:38,020 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:32:38,020 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:32:38,021 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:32:38,021 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:32:38,024 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:32:38,025 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:32:38,025 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:32:38,025 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:32:38,025 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:32:38,026 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:32:38,026 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:32:38,026 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:32:38,026 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:32:38,027 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:32:38,027 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:32:38,028 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:32:38,028 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:32:38,028 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:32:38,028 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:32:38,028 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:32:38,029 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:32:38,029 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:32:38,029 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:32:38,029 INFO L497 LassoAnalysis]: Using template '4-nested'. [2018-11-28 12:32:38,029 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:32:38,030 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:32:38,030 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:32:38,030 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:32:38,030 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:32:38,030 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:32:38,031 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 12:32:38,031 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:32:38,035 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:32:38,036 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:32:38,036 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:32:38,036 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:32:38,036 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:32:38,037 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:32:38,037 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:32:38,038 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 12:32:38,038 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:32:38,038 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:32:38,039 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:32:38,039 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:32:38,039 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:32:38,039 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:32:38,039 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:32:38,040 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:32:38,040 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 12:32:38,040 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:32:38,041 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:32:38,041 INFO L497 LassoAnalysis]: Using template '2-phase'. [2018-11-28 12:32:38,041 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:32:38,042 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:32:38,042 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:32:38,042 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:32:38,042 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:32:38,042 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:32:38,042 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:32:38,043 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 12:32:38,043 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:32:38,053 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:32:38,053 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:32:38,053 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:32:38,054 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:32:38,054 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:32:38,054 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:32:38,054 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:32:38,054 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:32:38,055 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 12:32:38,055 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:32:38,056 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:32:38,056 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 [2018-11-28 12:32:38,056 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:32:38,056 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:32:38,057 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:32:38,057 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:32:38,057 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:32:38,057 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:32:38,058 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 12:32:38,058 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:32:38,059 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:32:38,059 INFO L497 LassoAnalysis]: Using template '3-phase'. [2018-11-28 12:32:38,059 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:32:38,060 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:32:38,060 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 12:32:38,060 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:32:38,060 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:32:38,060 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:32:38,060 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:32:38,061 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:32:38,062 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:32:38,077 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:32:38,077 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:32:38,078 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:32:38,078 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 12:32:38,078 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:32:38,078 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:32:38,078 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:32:38,078 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:32:38,079 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:32:38,079 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:32:38,080 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:32:38,081 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:32:38,081 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:32:38,081 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 12:32:38,081 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:32:38,082 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:32:38,082 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:32:38,082 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:32:38,083 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:32:38,083 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:32:38,084 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:32:38,084 INFO L497 LassoAnalysis]: Using template '4-phase'. [2018-11-28 12:32:38,084 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 [2018-11-28 12:32:38,085 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:32:38,085 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:32:38,085 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:32:38,085 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:32:38,086 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:32:38,086 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:32:38,087 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 12:32:38,088 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:32:38,111 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:32:38,111 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:32:38,112 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:32:38,112 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:32:38,112 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:32:38,112 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:32:38,112 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:32:38,112 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:32:38,114 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 12:32:38,114 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:32:38,114 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:32:38,115 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:32:38,115 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:32:38,115 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:32:38,116 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:32:38,116 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:32:38,116 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:32:38,116 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:32:38,117 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 12:32:38,117 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:32:38,118 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:32:38,118 INFO L497 LassoAnalysis]: Using template '2-lex'. [2018-11-28 12:32:38,119 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:32:38,119 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:32:38,119 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:32:38,119 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:32:38,120 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:32:38,120 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:32:38,120 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:32:38,121 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:32:38,121 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:32:38,129 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:32:38,129 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:32:38,130 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:32:38,130 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:32:38,130 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:32:38,130 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:32:38,130 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:32:38,130 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:32:38,133 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:32:38,134 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:32:38,135 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:32:38,136 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:32:38,136 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:32:38,136 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:32:38,137 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:32:38,137 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:32:38,137 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:32:38,137 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:32:38,137 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:32:38,138 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:32:38,139 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:32:38,139 INFO L497 LassoAnalysis]: Using template '3-lex'. [2018-11-28 12:32:38,140 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 [2018-11-28 12:32:38,140 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:32:38,140 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:32:38,140 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:32:38,141 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:32:38,141 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:32:38,141 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 12:32:38,142 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 12:32:38,142 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:32:38,152 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:32:38,152 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:32:38,153 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:32:38,153 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:32:38,153 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:32:38,153 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:32:38,154 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:32:38,154 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 12:32:38,154 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 12:32:38,154 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:32:38,156 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:32:38,157 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 [2018-11-28 12:32:38,157 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:32:38,158 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:32:38,158 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:32:38,158 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:32:38,158 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:32:38,158 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 12:32:38,159 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 12:32:38,159 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:32:38,162 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:32:38,162 INFO L488 BuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2018-11-28 12:32:38,163 INFO L794 eck$LassoCheckResult]: Stem: 3#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_#t~post0, main_~x~0;havoc main_~x~0; 7#L10-2true assume !!(main_~x~0 % 4294967296 < 268435455);main_#t~post0 := main_~x~0;main_~x~0 := 1 + main_#t~post0;havoc main_#t~post0; 7#L10-2true [2018-11-28 12:32:38,163 INFO L796 eck$LassoCheckResult]: Loop: 7#L10-2true assume !!(main_~x~0 % 4294967296 < 268435455);main_#t~post0 := main_~x~0;main_~x~0 := 1 + main_#t~post0;havoc main_#t~post0; 7#L10-2true [2018-11-28 12:32:38,163 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:32:38,163 INFO L82 PathProgramCache]: Analyzing trace with hash 1002, now seen corresponding path program 2 times [2018-11-28 12:32:38,163 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:32:38,163 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:32:38,164 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:32:38,164 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:32:38,164 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:32:38,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 12:32:38,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 12:32:38,169 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:32:38,169 INFO L82 PathProgramCache]: Analyzing trace with hash 41, now seen corresponding path program 2 times [2018-11-28 12:32:38,169 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:32:38,169 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:32:38,170 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:32:38,170 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-28 12:32:38,170 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:32:38,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 12:32:38,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 12:32:38,173 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:32:38,174 INFO L82 PathProgramCache]: Analyzing trace with hash 31072, now seen corresponding path program 3 times [2018-11-28 12:32:38,174 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:32:38,174 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:32:38,174 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:32:38,175 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-28 12:32:38,175 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:32:38,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 12:32:38,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 12:32:38,219 INFO L216 LassoAnalysis]: Preferences: [2018-11-28 12:32:38,219 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-28 12:32:38,219 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-28 12:32:38,219 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-28 12:32:38,219 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2018-11-28 12:32:38,220 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 12:32:38,220 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-28 12:32:38,220 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-28 12:32:38,220 INFO L131 ssoRankerPreferences]: Filename of dumped script: simple_true-unreach-call2_true-termination.i_Iteration1_Loop [2018-11-28 12:32:38,220 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-28 12:32:38,220 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-28 12:32:38,221 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:32:38,229 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:32:38,259 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-28 12:32:38,259 INFO L412 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_0bf31c90-43ea-4c5f-bef7-ce866ad6279a/bin-2019/uautomizer/z3 Starting monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 12:32:38,262 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 12:32:38,262 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_0bf31c90-43ea-4c5f-bef7-ce866ad6279a/bin-2019/uautomizer/z3 Starting monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 12:32:38,293 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-11-28 12:32:38,293 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-28 12:32:50,351 INFO L450 LassoAnalysis]: Proving nontermination failed: SMT Solver returned 'unknown'. [2018-11-28 12:32:50,357 INFO L216 LassoAnalysis]: Preferences: [2018-11-28 12:32:50,357 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-28 12:32:50,357 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-28 12:32:50,358 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-28 12:32:50,358 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-11-28 12:32:50,358 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 12:32:50,358 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-28 12:32:50,358 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-28 12:32:50,358 INFO L131 ssoRankerPreferences]: Filename of dumped script: simple_true-unreach-call2_true-termination.i_Iteration1_Loop [2018-11-28 12:32:50,358 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-28 12:32:50,358 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-28 12:32:50,359 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:32:50,365 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:32:50,405 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-28 12:32:50,405 INFO L497 LassoAnalysis]: Using template 'affine'. [2018-11-28 12:32:50,405 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:32:50,406 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:32:50,406 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:32:50,406 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:32:50,406 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:32:50,406 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 12:32:50,407 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 12:32:50,407 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:32:50,408 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:32:50,409 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 [2018-11-28 12:32:50,409 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:32:50,409 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:32:50,409 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:32:50,410 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:32:50,410 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 12:32:50,410 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 12:32:50,410 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:32:50,411 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:32:50,411 INFO L497 LassoAnalysis]: Using template '2-nested'. [2018-11-28 12:32:50,417 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 [2018-11-28 12:32:50,418 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:32:50,418 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:32:50,418 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:32:50,418 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:32:50,418 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:32:50,419 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 12:32:50,419 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:32:50,421 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:32:50,421 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:32:50,422 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:32:50,422 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:32:50,422 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:32:50,422 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:32:50,422 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:32:50,423 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 12:32:50,423 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:32:50,424 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:32:50,424 INFO L497 LassoAnalysis]: Using template '3-nested'. [2018-11-28 12:32:50,424 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 [2018-11-28 12:32:50,424 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:32:50,425 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:32:50,425 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:32:50,425 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:32:50,425 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:32:50,425 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:32:50,426 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:32:50,430 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:32:50,430 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:32:50,431 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:32:50,431 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:32:50,431 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:32:50,431 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:32:50,431 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:32:50,432 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:32:50,432 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:32:50,432 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:32:50,432 INFO L497 LassoAnalysis]: Using template '4-nested'. [2018-11-28 12:32:50,433 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:32:50,433 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:32:50,433 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:32:50,433 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:32:50,433 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:32:50,433 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:32:50,434 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 12:32:50,434 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:32:50,438 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:32:50,438 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:32:50,438 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:32:50,438 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:32:50,439 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:32:50,439 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:32:50,439 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:32:50,439 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 12:32:50,439 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:32:50,440 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:32:50,440 INFO L497 LassoAnalysis]: Using template '2-phase'. [2018-11-28 12:32:50,440 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:32:50,441 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:32:50,441 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:32:50,441 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:32:50,441 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:32:50,441 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:32:50,441 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:32:50,442 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 12:32:50,442 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:32:50,448 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:32:50,449 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:32:50,449 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:32:50,449 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:32:50,449 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:32:50,450 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:32:50,450 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:32:50,450 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:32:50,450 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 12:32:50,450 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:32:50,451 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:32:50,451 INFO L497 LassoAnalysis]: Using template '3-phase'. [2018-11-28 12:32:50,451 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:32:50,452 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:32:50,452 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 12:32:50,452 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:32:50,452 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:32:50,452 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:32:50,453 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:32:50,454 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:32:50,454 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:32:50,463 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:32:50,464 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:32:50,464 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:32:50,464 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 12:32:50,465 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:32:50,465 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:32:50,465 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:32:50,465 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:32:50,466 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:32:50,466 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:32:50,467 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:32:50,467 INFO L497 LassoAnalysis]: Using template '4-phase'. [2018-11-28 12:32:50,467 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:32:50,468 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:32:50,468 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:32:50,468 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:32:50,468 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:32:50,468 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:32:50,468 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:32:50,470 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 12:32:50,470 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:32:50,486 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:32:50,486 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:32:50,487 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:32:50,487 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:32:50,487 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:32:50,487 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:32:50,488 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:32:50,488 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:32:50,489 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 12:32:50,489 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:32:50,489 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:32:50,490 INFO L497 LassoAnalysis]: Using template '2-lex'. [2018-11-28 12:32:50,490 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:32:50,490 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:32:50,490 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:32:50,491 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:32:50,491 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:32:50,491 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:32:50,491 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:32:50,492 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:32:50,492 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:32:50,496 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:32:50,496 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:32:50,497 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:32:50,497 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:32:50,497 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:32:50,497 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:32:50,497 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:32:50,497 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:32:50,498 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:32:50,498 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:32:50,499 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:32:50,499 INFO L497 LassoAnalysis]: Using template '3-lex'. [2018-11-28 12:32:50,500 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:32:50,500 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:32:50,500 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:32:50,500 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:32:50,500 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:32:50,501 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:32:50,501 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 12:32:50,502 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 12:32:50,502 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:32:50,510 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:32:50,511 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:32:50,511 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:32:50,511 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:32:50,512 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:32:50,512 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:32:50,512 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:32:50,512 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 12:32:50,513 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 12:32:50,513 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:32:50,515 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:32:50,525 INFO L216 LassoAnalysis]: Preferences: [2018-11-28 12:32:50,525 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-28 12:32:50,525 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-28 12:32:50,525 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-28 12:32:50,525 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2018-11-28 12:32:50,525 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 12:32:50,526 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-28 12:32:50,526 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-28 12:32:50,526 INFO L131 ssoRankerPreferences]: Filename of dumped script: simple_true-unreach-call2_true-termination.i_Iteration1_Lasso [2018-11-28 12:32:50,526 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-28 12:32:50,526 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-28 12:32:50,527 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:32:50,538 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:32:50,542 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:32:50,609 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-28 12:32:50,609 INFO L412 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_0bf31c90-43ea-4c5f-bef7-ce866ad6279a/bin-2019/uautomizer/z3 Starting monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 12:32:50,612 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 12:32:50,612 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_0bf31c90-43ea-4c5f-bef7-ce866ad6279a/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 [2018-11-28 12:32:50,630 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-11-28 12:32:50,630 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-28 12:32:55,667 INFO L452 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2018-11-28 12:32:55,672 INFO L216 LassoAnalysis]: Preferences: [2018-11-28 12:32:55,672 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-28 12:32:55,672 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-28 12:32:55,672 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-28 12:32:55,672 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-11-28 12:32:55,672 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 12:32:55,672 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-28 12:32:55,672 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-28 12:32:55,672 INFO L131 ssoRankerPreferences]: Filename of dumped script: simple_true-unreach-call2_true-termination.i_Iteration1_Lasso [2018-11-28 12:32:55,673 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-28 12:32:55,673 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-28 12:32:55,673 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:32:55,682 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:32:55,700 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:32:55,748 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-28 12:32:55,749 INFO L497 LassoAnalysis]: Using template 'affine'. [2018-11-28 12:32:55,749 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:32:55,749 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:32:55,749 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:32:55,750 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:32:55,750 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 12:32:55,751 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 12:32:55,751 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-28 12:32:55,754 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:32:55,755 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:32:55,759 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:32:55,759 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:32:55,759 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:32:55,760 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:32:55,760 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 12:32:55,760 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 12:32:55,760 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:32:55,760 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:32:55,761 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 [2018-11-28 12:32:55,761 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:32:55,761 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:32:55,762 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:32:55,762 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:32:55,762 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 12:32:55,762 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 12:32:55,762 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:32:55,762 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:32:55,763 INFO L497 LassoAnalysis]: Using template '2-nested'. [2018-11-28 12:32:55,763 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:32:55,764 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:32:55,764 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:32:55,764 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:32:55,764 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:32:55,765 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-28 12:32:55,765 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-28 12:32:55,770 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:32:55,771 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:32:55,771 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:32:55,771 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:32:55,771 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:32:55,771 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:32:55,772 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:32:55,772 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 12:32:55,772 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:32:55,772 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:32:55,772 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 [2018-11-28 12:32:55,773 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:32:55,773 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:32:55,773 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:32:55,773 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:32:55,773 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:32:55,773 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 12:32:55,773 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:32:55,774 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:32:55,774 INFO L497 LassoAnalysis]: Using template '3-nested'. [2018-11-28 12:32:55,774 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:32:55,774 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:32:55,775 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:32:55,775 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:32:55,775 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:32:55,780 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 12:32:55,781 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-28 12:32:55,790 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:32:55,791 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:32:55,791 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:32:55,791 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:32:55,791 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:32:55,792 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:32:55,792 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:32:55,792 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:32:55,792 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:32:55,793 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:32:55,793 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:32:55,793 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:32:55,793 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:32:55,794 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:32:55,794 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:32:55,794 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:32:55,794 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:32:55,794 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:32:55,795 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:32:55,795 INFO L497 LassoAnalysis]: Using template '4-nested'. [2018-11-28 12:32:55,795 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:32:55,796 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:32:55,796 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:32:55,796 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:32:55,796 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:32:55,798 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-28 12:32:55,798 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-28 12:32:55,806 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:32:55,806 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 [2018-11-28 12:32:55,807 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:32:55,807 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:32:55,807 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:32:55,807 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:32:55,807 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:32:55,808 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 12:32:55,808 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:32:55,808 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:32:55,809 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:32:55,809 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:32:55,809 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:32:55,809 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:32:55,810 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:32:55,810 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:32:55,810 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 12:32:55,810 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:32:55,810 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:32:55,811 INFO L497 LassoAnalysis]: Using template '2-phase'. [2018-11-28 12:32:55,811 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:32:55,811 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:32:55,811 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:32:55,812 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:32:55,812 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:32:55,812 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:32:55,813 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-28 12:32:55,813 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-28 12:32:55,825 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:32:55,825 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:32:55,826 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:32:55,826 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:32:55,826 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:32:55,826 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:32:55,826 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:32:55,826 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:32:55,827 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 12:32:55,827 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:32:55,828 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:32:55,828 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:32:55,828 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:32:55,828 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:32:55,829 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:32:55,829 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:32:55,829 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:32:55,829 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:32:55,829 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 12:32:55,829 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:32:55,830 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:32:55,830 INFO L497 LassoAnalysis]: Using template '3-phase'. [2018-11-28 12:32:55,830 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:32:55,831 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:32:55,831 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 12:32:55,831 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:32:55,831 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:32:55,831 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:32:55,833 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 12:32:55,833 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-28 12:32:55,850 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:32:55,850 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:32:55,851 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:32:55,851 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 12:32:55,851 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:32:55,851 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:32:55,851 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:32:55,851 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:32:55,852 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:32:55,852 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:32:55,853 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:32:55,853 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 [2018-11-28 12:32:55,854 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:32:55,854 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 12:32:55,854 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:32:55,854 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:32:55,854 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:32:55,854 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:32:55,855 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:32:55,855 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:32:55,856 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:32:55,856 INFO L497 LassoAnalysis]: Using template '4-phase'. [2018-11-28 12:32:55,856 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:32:55,857 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:32:55,857 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:32:55,857 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:32:55,857 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:32:55,857 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:32:55,860 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-28 12:32:55,860 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-28 12:32:55,886 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:32:55,887 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:32:55,887 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:32:55,887 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:32:55,887 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:32:55,888 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:32:55,888 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:32:55,888 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:32:55,889 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 12:32:55,889 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:32:55,890 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:32:55,890 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:32:55,890 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:32:55,891 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:32:55,891 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:32:55,891 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:32:55,891 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:32:55,891 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:32:55,892 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 12:32:55,892 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:32:55,893 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:32:55,893 INFO L497 LassoAnalysis]: Using template '2-lex'. [2018-11-28 12:32:55,893 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:32:55,893 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:32:55,894 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:32:55,894 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:32:55,894 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:32:55,894 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:32:55,896 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 12:32:55,896 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-28 12:32:55,905 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:32:55,905 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 [2018-11-28 12:32:55,905 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:32:55,906 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:32:55,906 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:32:55,906 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:32:55,906 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:32:55,906 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:32:55,907 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:32:55,907 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:32:55,908 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:32:55,908 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:32:55,909 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:32:55,909 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:32:55,909 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:32:55,909 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:32:55,909 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:32:55,909 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:32:55,910 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:32:55,910 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:32:55,911 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:32:55,911 INFO L497 LassoAnalysis]: Using template '3-lex'. [2018-11-28 12:32:55,911 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:32:55,912 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:32:55,912 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:32:55,912 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:32:55,912 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:32:55,912 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 12:32:55,914 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2018-11-28 12:32:55,915 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2018-11-28 12:32:55,990 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:32:55,990 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:32:55,992 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:32:55,993 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:32:55,993 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:32:55,993 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:32:55,993 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:32:55,993 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 12:32:55,993 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 12:32:55,994 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:32:55,995 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:32:55,996 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:32:55,996 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:32:55,996 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:32:55,996 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:32:55,997 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:32:55,997 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:32:55,997 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 12:32:55,997 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 12:32:55,997 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:32:55,998 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:32:56,004 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 28.11 12:32:56 BoogieIcfgContainer [2018-11-28 12:32:56,004 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2018-11-28 12:32:56,005 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-28 12:32:56,005 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-28 12:32:56,005 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-28 12:32:56,005 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 12:32:24" (3/4) ... [2018-11-28 12:32:56,008 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-28 12:32:56,008 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-28 12:32:56,009 INFO L168 Benchmark]: Toolchain (without parser) took 31955.70 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 232.3 MB). Free memory was 954.4 MB in the beginning and 1.2 GB in the end (delta: -250.6 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 12:32:56,010 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 12:32:56,011 INFO L168 Benchmark]: CACSL2BoogieTranslator took 147.72 ms. Allocated memory is still 1.0 GB. Free memory was 954.4 MB in the beginning and 945.3 MB in the end (delta: 9.1 MB). Peak memory consumption was 9.1 MB. Max. memory is 11.5 GB. [2018-11-28 12:32:56,011 INFO L168 Benchmark]: Boogie Procedure Inliner took 26.32 ms. Allocated memory is still 1.0 GB. Free memory was 945.3 MB in the beginning and 942.6 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-28 12:32:56,011 INFO L168 Benchmark]: Boogie Preprocessor took 50.42 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 149.4 MB). Free memory was 942.6 MB in the beginning and 1.1 GB in the end (delta: -198.3 MB). Peak memory consumption was 12.8 MB. Max. memory is 11.5 GB. [2018-11-28 12:32:56,012 INFO L168 Benchmark]: RCFGBuilder took 113.23 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 15.0 MB). Peak memory consumption was 15.0 MB. Max. memory is 11.5 GB. [2018-11-28 12:32:56,012 INFO L168 Benchmark]: BuchiAutomizer took 31610.85 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 82.8 MB). Free memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: -79.1 MB). Peak memory consumption was 337.6 MB. Max. memory is 11.5 GB. [2018-11-28 12:32:56,013 INFO L168 Benchmark]: Witness Printer took 3.90 ms. Allocated memory is still 1.3 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 12:32:56,019 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 147.72 ms. Allocated memory is still 1.0 GB. Free memory was 954.4 MB in the beginning and 945.3 MB in the end (delta: 9.1 MB). Peak memory consumption was 9.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 26.32 ms. Allocated memory is still 1.0 GB. Free memory was 945.3 MB in the beginning and 942.6 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 50.42 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 149.4 MB). Free memory was 942.6 MB in the beginning and 1.1 GB in the end (delta: -198.3 MB). Peak memory consumption was 12.8 MB. Max. memory is 11.5 GB. * RCFGBuilder took 113.23 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 15.0 MB). Peak memory consumption was 15.0 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 31610.85 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 82.8 MB). Free memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: -79.1 MB). Peak memory consumption was 337.6 MB. Max. memory is 11.5 GB. * Witness Printer took 3.90 ms. Allocated memory is still 1.3 GB. Free memory is still 1.2 GB. 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 31.5s and 1 iterations. TraceHistogramMax:1. Analysis of lassos took 31.5s. 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: inital15 mio100 ax100 hnf100 lsp100 ukn100 mio100 lsp100 div487 bol100 ite100 ukn100 eq142 hnf45 smp90 dnf100 smp100 tf103 neg100 sie106 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 3 Time: 78ms VariablesStem: 3 VariablesLoop: 4 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 6 MotzkinApplications: 18 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 1 LassoNonterminationAnalysisUnknown: 1 LassoNonterminationAnalysisTime: 17.1s - TerminationAnalysisResult: Unable to decide termination Buchi Automizer is unable to decide termination for the following lasso. Stem: "havoc main_#res;havoc main_#t~post0, main_~x~0;havoc main_~x~0;" "assume !!(main_~x~0 % 4294967296 < 268435455);main_#t~post0 := main_~x~0;main_~x~0 := 1 + main_#t~post0;havoc main_#t~post0;" Loop: "assume !!(main_~x~0 % 4294967296 < 268435455);main_#t~post0 := main_~x~0;main_~x~0 := 1 + main_#t~post0;havoc main_#t~post0;" RESULT: Ultimate could not prove your program: unable to determine termination Received shutdown request...