./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 aa418289 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_345f404e-47a9-4bcb-817f-2e76c931ee15/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_345f404e-47a9-4bcb-817f-2e76c931ee15/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_345f404e-47a9-4bcb-817f-2e76c931ee15/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_345f404e-47a9-4bcb-817f-2e76c931ee15/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_345f404e-47a9-4bcb-817f-2e76c931ee15/bin-2019/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_345f404e-47a9-4bcb-817f-2e76c931ee15/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-aa41828 [2018-11-23 12:19:48,975 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 12:19:48,976 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 12:19:48,982 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 12:19:48,982 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 12:19:48,983 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 12:19:48,984 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 12:19:48,985 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 12:19:48,986 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 12:19:48,987 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 12:19:48,987 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 12:19:48,987 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 12:19:48,988 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 12:19:48,989 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 12:19:48,989 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 12:19:48,989 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 12:19:48,990 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 12:19:48,991 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 12:19:48,992 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 12:19:48,993 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 12:19:48,993 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 12:19:48,994 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 12:19:48,996 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 12:19:48,996 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 12:19:48,996 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 12:19:48,997 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 12:19:48,997 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 12:19:48,998 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 12:19:48,998 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 12:19:48,999 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 12:19:48,999 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 12:19:49,000 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 12:19:49,000 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 12:19:49,000 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 12:19:49,000 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 12:19:49,001 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 12:19:49,001 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_345f404e-47a9-4bcb-817f-2e76c931ee15/bin-2019/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf [2018-11-23 12:19:49,009 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 12:19:49,009 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 12:19:49,010 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-23 12:19:49,010 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-23 12:19:49,010 INFO L133 SettingsManager]: * Use SBE=true [2018-11-23 12:19:49,010 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2018-11-23 12:19:49,010 INFO L133 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2018-11-23 12:19:49,010 INFO L133 SettingsManager]: * Use old map elimination=false [2018-11-23 12:19:49,010 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false [2018-11-23 12:19:49,011 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true [2018-11-23 12:19:49,011 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2018-11-23 12:19:49,011 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 12:19:49,011 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-23 12:19:49,011 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-11-23 12:19:49,011 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-23 12:19:49,011 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-23 12:19:49,011 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 12:19:49,012 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2018-11-23 12:19:49,012 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2018-11-23 12:19:49,012 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2018-11-23 12:19:49,012 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-23 12:19:49,012 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 12:19:49,012 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false [2018-11-23 12:19:49,012 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 12:19:49,013 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2018-11-23 12:19:49,013 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 12:19:49,013 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-23 12:19:49,013 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2018-11-23 12:19:49,013 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 12:19:49,013 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-23 12:19:49,013 INFO L133 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2018-11-23 12:19:49,014 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-11-23 12:19:49,014 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_345f404e-47a9-4bcb-817f-2e76c931ee15/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 [2018-11-23 12:19:49,037 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 12:19:49,047 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 12:19:49,049 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 12:19:49,050 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 12:19:49,051 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 12:19:49,051 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_345f404e-47a9-4bcb-817f-2e76c931ee15/bin-2019/uautomizer/../../sv-benchmarks/c/loop-acceleration/simple_true-unreach-call2_true-termination.i [2018-11-23 12:19:49,096 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_345f404e-47a9-4bcb-817f-2e76c931ee15/bin-2019/uautomizer/data/d8c9bc9af/88837cc5aec7427e94893fd64b684798/FLAGada489b1f [2018-11-23 12:19:49,417 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 12:19:49,418 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_345f404e-47a9-4bcb-817f-2e76c931ee15/sv-benchmarks/c/loop-acceleration/simple_true-unreach-call2_true-termination.i [2018-11-23 12:19:49,422 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_345f404e-47a9-4bcb-817f-2e76c931ee15/bin-2019/uautomizer/data/d8c9bc9af/88837cc5aec7427e94893fd64b684798/FLAGada489b1f [2018-11-23 12:19:49,852 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_345f404e-47a9-4bcb-817f-2e76c931ee15/bin-2019/uautomizer/data/d8c9bc9af/88837cc5aec7427e94893fd64b684798 [2018-11-23 12:19:49,854 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 12:19:49,855 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 12:19:49,856 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 12:19:49,856 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 12:19:49,858 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 12:19:49,859 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:19:49" (1/1) ... [2018-11-23 12:19:49,860 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@37db16cc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:19:49, skipping insertion in model container [2018-11-23 12:19:49,860 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:19:49" (1/1) ... [2018-11-23 12:19:49,867 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 12:19:49,879 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 12:19:49,977 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 12:19:49,979 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 12:19:49,987 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 12:19:49,995 INFO L195 MainTranslator]: Completed translation [2018-11-23 12:19:49,996 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:19:49 WrapperNode [2018-11-23 12:19:49,996 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 12:19:49,996 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 12:19:49,996 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 12:19:49,996 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 12:19:50,001 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:19:49" (1/1) ... [2018-11-23 12:19:50,004 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:19:49" (1/1) ... [2018-11-23 12:19:50,013 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 12:19:50,014 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 12:19:50,014 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 12:19:50,014 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 12:19:50,019 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:19:49" (1/1) ... [2018-11-23 12:19:50,019 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:19:49" (1/1) ... [2018-11-23 12:19:50,019 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:19:49" (1/1) ... [2018-11-23 12:19:50,020 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:19:49" (1/1) ... [2018-11-23 12:19:50,021 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:19:49" (1/1) ... [2018-11-23 12:19:50,024 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:19:49" (1/1) ... [2018-11-23 12:19:50,024 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:19:49" (1/1) ... [2018-11-23 12:19:50,025 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 12:19:50,025 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 12:19:50,025 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 12:19:50,025 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 12:19:50,025 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:19:49" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_345f404e-47a9-4bcb-817f-2e76c931ee15/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 [2018-11-23 12:19:50,098 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 12:19:50,098 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 12:19:50,177 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 12:19:50,177 INFO L280 CfgBuilder]: Removed 7 assue(true) statements. [2018-11-23 12:19:50,177 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:19:50 BoogieIcfgContainer [2018-11-23 12:19:50,177 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 12:19:50,178 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2018-11-23 12:19:50,178 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2018-11-23 12:19:50,180 INFO L276 PluginConnector]: BuchiAutomizer initialized [2018-11-23 12:19:50,180 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-23 12:19:50,180 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 23.11 12:19:49" (1/3) ... [2018-11-23 12:19:50,181 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@6ff211ae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 23.11 12:19:50, skipping insertion in model container [2018-11-23 12:19:50,181 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-23 12:19:50,181 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:19:49" (2/3) ... [2018-11-23 12:19:50,182 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@6ff211ae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 23.11 12:19:50, skipping insertion in model container [2018-11-23 12:19:50,182 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-23 12:19:50,182 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:19:50" (3/3) ... [2018-11-23 12:19:50,183 INFO L375 chiAutomizerObserver]: Analyzing ICFG simple_true-unreach-call2_true-termination.i [2018-11-23 12:19:50,226 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-23 12:19:50,226 INFO L374 BuchiCegarLoop]: Interprodecural is true [2018-11-23 12:19:50,226 INFO L375 BuchiCegarLoop]: Hoare is false [2018-11-23 12:19:50,227 INFO L376 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2018-11-23 12:19:50,227 INFO L377 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-23 12:19:50,227 INFO L378 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-23 12:19:50,227 INFO L379 BuchiCegarLoop]: Difference is false [2018-11-23 12:19:50,227 INFO L380 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-23 12:19:50,227 INFO L383 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2018-11-23 12:19:50,237 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 8 states. [2018-11-23 12:19:50,249 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2018-11-23 12:19:50,249 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-23 12:19:50,249 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-23 12:19:50,254 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1] [2018-11-23 12:19:50,254 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1] [2018-11-23 12:19:50,254 INFO L442 BuchiCegarLoop]: ======== Iteration 1============ [2018-11-23 12:19:50,254 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 8 states. [2018-11-23 12:19:50,254 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2018-11-23 12:19:50,255 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-23 12:19:50,255 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-23 12:19:50,255 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1] [2018-11-23 12:19:50,255 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1] [2018-11-23 12:19:50,259 INFO L794 eck$LassoCheckResult]: Stem: 3#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_#t~post0, main_~x~0;havoc main_~x~0; 7#L10-2true [2018-11-23 12:19:50,259 INFO L796 eck$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 [2018-11-23 12:19:50,263 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 12:19:50,263 INFO L82 PathProgramCache]: Analyzing trace with hash 32, now seen corresponding path program 1 times [2018-11-23 12:19:50,264 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 12:19:50,264 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 12:19:50,300 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 12:19:50,300 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 12:19:50,300 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 12:19:50,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 12:19:50,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 12:19:50,320 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 12:19:50,320 INFO L82 PathProgramCache]: Analyzing trace with hash 41, now seen corresponding path program 1 times [2018-11-23 12:19:50,320 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 12:19:50,320 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 12:19:50,321 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 12:19:50,321 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 12:19:50,321 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 12:19:50,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 12:19:50,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 12:19:50,332 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 12:19:50,333 INFO L82 PathProgramCache]: Analyzing trace with hash 1002, now seen corresponding path program 1 times [2018-11-23 12:19:50,333 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 12:19:50,333 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 12:19:50,333 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 12:19:50,333 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 12:19:50,333 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 12:19:50,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 12:19:50,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 12:19:50,373 INFO L216 LassoAnalysis]: Preferences: [2018-11-23 12:19:50,374 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-23 12:19:50,374 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-23 12:19:50,374 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-23 12:19:50,374 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2018-11-23 12:19:50,374 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-23 12:19:50,374 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-23 12:19:50,374 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-23 12:19:50,374 INFO L131 ssoRankerPreferences]: Filename of dumped script: simple_true-unreach-call2_true-termination.i_Iteration1_Loop [2018-11-23 12:19:50,375 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-23 12:19:50,375 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-23 12:19:50,396 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 12:19:50,409 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 12:19:50,475 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-23 12:19:50,475 INFO L412 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_345f404e-47a9-4bcb-817f-2e76c931ee15/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 [2018-11-23 12:19:50,488 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-23 12:19:50,488 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-23 12:19:50,496 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-23 12:19:50,496 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_345f404e-47a9-4bcb-817f-2e76c931ee15/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 [2018-11-23 12:19:50,513 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-23 12:19:50,514 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_345f404e-47a9-4bcb-817f-2e76c931ee15/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 [2018-11-23 12:19:50,531 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-11-23 12:19:50,531 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-23 12:20:03,006 INFO L450 LassoAnalysis]: Proving nontermination failed: SMT Solver returned 'unknown'. [2018-11-23 12:20:03,011 INFO L216 LassoAnalysis]: Preferences: [2018-11-23 12:20:03,011 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-23 12:20:03,011 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-23 12:20:03,011 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-23 12:20:03,011 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-11-23 12:20:03,011 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-23 12:20:03,011 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-23 12:20:03,011 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-23 12:20:03,012 INFO L131 ssoRankerPreferences]: Filename of dumped script: simple_true-unreach-call2_true-termination.i_Iteration1_Loop [2018-11-23 12:20:03,012 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-23 12:20:03,012 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-23 12:20:03,013 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 12:20:03,020 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 12:20:03,091 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-23 12:20:03,094 INFO L497 LassoAnalysis]: Using template 'affine'. [2018-11-23 12:20:03,095 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 12:20:03,096 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 12:20:03,096 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 12:20:03,097 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 12:20:03,097 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 12:20:03,097 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-23 12:20:03,099 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-23 12:20:03,099 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 12:20:03,102 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 12:20:03,102 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 12:20:03,103 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 12:20:03,103 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 12:20:03,103 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 12:20:03,103 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 12:20:03,103 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-23 12:20:03,104 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-23 12:20:03,104 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 12:20:03,112 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 12:20:03,113 INFO L497 LassoAnalysis]: Using template '2-nested'. [2018-11-23 12:20:03,113 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 12:20:03,113 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 12:20:03,114 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 12:20:03,114 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 12:20:03,114 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 12:20:03,114 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-23 12:20:03,115 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-23 12:20:03,115 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 12:20:03,116 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 12:20:03,116 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 12:20:03,117 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 12:20:03,117 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 12:20:03,117 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 12:20:03,117 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 12:20:03,117 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-23 12:20:03,118 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-23 12:20:03,119 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 12:20:03,126 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 12:20:03,126 INFO L497 LassoAnalysis]: Using template '3-nested'. [2018-11-23 12:20:03,127 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 12:20:03,127 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 12:20:03,127 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 12:20:03,127 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 12:20:03,128 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 12:20:03,128 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-23 12:20:03,128 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-23 12:20:03,128 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 12:20:03,129 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 12:20:03,130 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 12:20:03,133 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 12:20:03,133 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 12:20:03,133 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 12:20:03,134 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 12:20:03,134 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-23 12:20:03,135 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-23 12:20:03,135 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 12:20:03,144 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 12:20:03,145 INFO L497 LassoAnalysis]: Using template '4-nested'. [2018-11-23 12:20:03,145 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 12:20:03,146 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 12:20:03,146 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 12:20:03,146 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 12:20:03,146 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 12:20:03,146 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-23 12:20:03,147 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-23 12:20:03,147 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 12:20:03,148 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 12:20:03,149 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 12:20:03,149 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 12:20:03,149 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 12:20:03,150 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 12:20:03,150 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 12:20:03,150 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-23 12:20:03,151 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-23 12:20:03,151 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 12:20:03,165 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 12:20:03,165 INFO L497 LassoAnalysis]: Using template '2-phase'. [2018-11-23 12:20:03,166 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 12:20:03,166 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 12:20:03,166 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-23 12:20:03,167 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 12:20:03,167 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 12:20:03,167 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 12:20:03,167 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-23 12:20:03,168 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-23 12:20:03,168 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 12:20:03,169 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 12:20:03,169 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 12:20:03,170 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 12:20:03,170 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-23 12:20:03,170 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 12:20:03,170 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 12:20:03,170 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 12:20:03,170 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-23 12:20:03,172 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-23 12:20:03,172 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 12:20:03,196 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 12:20:03,196 INFO L497 LassoAnalysis]: Using template '3-phase'. [2018-11-23 12:20:03,197 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 12:20:03,198 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 12:20:03,198 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-23 12:20:03,198 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 12:20:03,198 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 12:20:03,198 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 12:20:03,198 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-23 12:20:03,200 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-23 12:20:03,200 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 12:20:03,204 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 12:20:03,205 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 12:20:03,206 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 12:20:03,206 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-23 12:20:03,206 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 12:20:03,206 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 12:20:03,206 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 12:20:03,206 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-23 12:20:03,211 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-23 12:20:03,211 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 12:20:03,239 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 12:20:03,239 INFO L497 LassoAnalysis]: Using template '4-phase'. [2018-11-23 12:20:03,240 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 12:20:03,241 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 12:20:03,242 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-23 12:20:03,242 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 12:20:03,242 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 12:20:03,242 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 12:20:03,242 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-23 12:20:03,244 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-23 12:20:03,245 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 12:20:03,247 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 12:20:03,247 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 12:20:03,248 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 12:20:03,248 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-23 12:20:03,248 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 12:20:03,249 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 12:20:03,249 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 12:20:03,249 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-23 12:20:03,252 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-23 12:20:03,252 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 12:20:03,290 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 12:20:03,290 INFO L497 LassoAnalysis]: Using template '2-lex'. [2018-11-23 12:20:03,290 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 12:20:03,291 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 12:20:03,291 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-23 12:20:03,291 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 12:20:03,291 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 12:20:03,292 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 12:20:03,292 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-23 12:20:03,292 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-23 12:20:03,292 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 12:20:03,294 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 12:20:03,295 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 12:20:03,295 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 12:20:03,295 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-23 12:20:03,296 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 12:20:03,296 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 12:20:03,296 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 12:20:03,296 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-23 12:20:03,297 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-23 12:20:03,297 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 12:20:03,305 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 12:20:03,305 INFO L497 LassoAnalysis]: Using template '3-lex'. [2018-11-23 12:20:03,306 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 12:20:03,306 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 12:20:03,306 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-23 12:20:03,306 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 12:20:03,307 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 12:20:03,307 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 12:20:03,307 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-23 12:20:03,308 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-23 12:20:03,308 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 12:20:03,312 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 12:20:03,312 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 12:20:03,313 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 12:20:03,313 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-23 12:20:03,313 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 12:20:03,313 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 12:20:03,313 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 12:20:03,313 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-23 12:20:03,315 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-23 12:20:03,315 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 12:20:03,328 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 12:20:03,349 INFO L216 LassoAnalysis]: Preferences: [2018-11-23 12:20:03,349 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-23 12:20:03,349 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-23 12:20:03,349 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-23 12:20:03,349 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2018-11-23 12:20:03,349 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-23 12:20:03,350 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-23 12:20:03,350 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-23 12:20:03,350 INFO L131 ssoRankerPreferences]: Filename of dumped script: simple_true-unreach-call2_true-termination.i_Iteration1_Lasso [2018-11-23 12:20:03,350 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-23 12:20:03,350 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-23 12:20:03,351 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 12:20:03,358 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 12:20:03,365 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 12:20:03,437 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-23 12:20:03,437 INFO L412 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_345f404e-47a9-4bcb-817f-2e76c931ee15/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 [2018-11-23 12:20:03,440 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-23 12:20:03,440 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-23 12:20:03,442 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-23 12:20:03,442 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_345f404e-47a9-4bcb-817f-2e76c931ee15/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 [2018-11-23 12:20:03,457 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-23 12:20:03,457 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-23 12:20:03,459 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-23 12:20:03,459 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#res=0} Honda state: {ULTIMATE.start_main_#res=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_345f404e-47a9-4bcb-817f-2e76c931ee15/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 [2018-11-23 12:20:03,474 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-23 12:20:03,474 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_345f404e-47a9-4bcb-817f-2e76c931ee15/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 [2018-11-23 12:20:03,491 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-11-23 12:20:03,492 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-23 12:20:15,529 INFO L450 LassoAnalysis]: Proving nontermination failed: SMT Solver returned 'unknown'. [2018-11-23 12:20:15,534 INFO L216 LassoAnalysis]: Preferences: [2018-11-23 12:20:15,534 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-23 12:20:15,534 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-23 12:20:15,534 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-23 12:20:15,534 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-11-23 12:20:15,534 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-23 12:20:15,534 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-23 12:20:15,534 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-23 12:20:15,534 INFO L131 ssoRankerPreferences]: Filename of dumped script: simple_true-unreach-call2_true-termination.i_Iteration1_Lasso [2018-11-23 12:20:15,535 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-23 12:20:15,535 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-23 12:20:15,535 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 12:20:15,542 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 12:20:15,546 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 12:20:15,600 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-23 12:20:15,600 INFO L497 LassoAnalysis]: Using template 'affine'. [2018-11-23 12:20:15,600 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 12:20:15,601 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 12:20:15,601 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 12:20:15,601 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 12:20:15,601 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 12:20:15,601 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-23 12:20:15,602 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-23 12:20:15,602 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 12:20:15,602 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 12:20:15,603 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 12:20:15,603 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 12:20:15,603 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 12:20:15,603 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 12:20:15,604 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 12:20:15,604 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-23 12:20:15,604 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-23 12:20:15,604 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 12:20:15,608 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 12:20:15,608 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 12:20:15,609 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 12:20:15,609 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 12:20:15,609 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 12:20:15,609 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 12:20:15,610 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-23 12:20:15,610 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-23 12:20:15,610 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 12:20:15,611 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 12:20:15,611 INFO L497 LassoAnalysis]: Using template '2-nested'. [2018-11-23 12:20:15,611 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 12:20:15,611 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 12:20:15,612 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 12:20:15,612 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 12:20:15,612 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 12:20:15,612 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-23 12:20:15,612 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-23 12:20:15,612 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 12:20:15,613 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 12:20:15,613 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 [2018-11-23 12:20:15,614 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 12:20:15,614 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 12:20:15,614 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 12:20:15,614 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 12:20:15,614 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-23 12:20:15,615 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-23 12:20:15,615 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 12:20:15,617 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 12:20:15,618 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 12:20:15,618 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 12:20:15,618 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 12:20:15,618 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 12:20:15,618 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 12:20:15,619 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-23 12:20:15,619 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-23 12:20:15,619 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 12:20:15,620 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 12:20:15,620 INFO L497 LassoAnalysis]: Using template '3-nested'. [2018-11-23 12:20:15,620 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 12:20:15,621 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 12:20:15,621 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 12:20:15,621 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 12:20:15,621 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 12:20:15,621 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-23 12:20:15,622 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-23 12:20:15,622 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 12:20:15,622 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 12:20:15,623 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 12:20:15,623 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 12:20:15,623 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 12:20:15,623 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 12:20:15,623 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 12:20:15,624 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-23 12:20:15,624 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-23 12:20:15,624 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 12:20:15,627 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 12:20:15,628 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 12:20:15,628 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 12:20:15,628 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 12:20:15,629 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 12:20:15,629 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 12:20:15,629 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-23 12:20:15,629 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-23 12:20:15,629 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 12:20:15,630 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 12:20:15,630 INFO L497 LassoAnalysis]: Using template '4-nested'. [2018-11-23 12:20:15,631 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 12:20:15,631 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 12:20:15,631 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 12:20:15,631 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 12:20:15,631 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 12:20:15,631 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-23 12:20:15,632 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-23 12:20:15,632 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 12:20:15,633 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 12:20:15,633 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 12:20:15,633 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 12:20:15,633 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 12:20:15,634 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 12:20:15,634 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 12:20:15,634 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-23 12:20:15,635 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-23 12:20:15,635 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 12:20:15,638 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 12:20:15,639 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 12:20:15,639 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 12:20:15,639 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 12:20:15,639 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 12:20:15,640 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 12:20:15,640 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-23 12:20:15,640 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-23 12:20:15,640 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 12:20:15,641 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 12:20:15,641 INFO L497 LassoAnalysis]: Using template '2-phase'. [2018-11-23 12:20:15,641 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 12:20:15,642 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 12:20:15,642 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-23 12:20:15,642 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 12:20:15,642 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 12:20:15,642 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 12:20:15,642 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-23 12:20:15,643 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-23 12:20:15,643 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 12:20:15,643 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 12:20:15,644 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 12:20:15,644 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 12:20:15,644 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-23 12:20:15,644 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 12:20:15,644 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 12:20:15,644 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 12:20:15,645 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-23 12:20:15,647 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-23 12:20:15,648 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 12:20:15,655 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 12:20:15,656 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 [2018-11-23 12:20:15,656 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 12:20:15,656 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-23 12:20:15,657 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 12:20:15,659 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 12:20:15,659 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 12:20:15,659 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-23 12:20:15,660 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-23 12:20:15,660 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 12:20:15,661 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 12:20:15,661 INFO L497 LassoAnalysis]: Using template '3-phase'. [2018-11-23 12:20:15,661 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 12:20:15,662 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 12:20:15,662 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-23 12:20:15,662 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 12:20:15,663 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 12:20:15,664 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 12:20:15,665 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-23 12:20:15,665 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-23 12:20:15,665 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 12:20:15,667 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 12:20:15,667 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 12:20:15,668 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 12:20:15,668 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-23 12:20:15,668 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 12:20:15,668 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 12:20:15,668 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 12:20:15,668 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-23 12:20:15,669 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-23 12:20:15,670 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 12:20:15,681 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 12:20:15,682 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 12:20:15,682 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 12:20:15,682 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-23 12:20:15,683 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 12:20:15,683 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 12:20:15,683 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 12:20:15,683 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-23 12:20:15,684 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-23 12:20:15,684 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 12:20:15,686 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 12:20:15,686 INFO L497 LassoAnalysis]: Using template '4-phase'. [2018-11-23 12:20:15,686 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 12:20:15,687 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 12:20:15,687 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-23 12:20:15,687 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 12:20:15,687 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 12:20:15,687 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 12:20:15,687 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-23 12:20:15,688 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-23 12:20:15,689 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 12:20:15,689 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 12:20:15,690 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 12:20:15,690 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 12:20:15,690 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-23 12:20:15,691 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 12:20:15,691 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 12:20:15,691 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 12:20:15,691 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-23 12:20:15,693 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-23 12:20:15,693 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 12:20:15,716 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 12:20:15,716 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 12:20:15,717 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 12:20:15,717 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-23 12:20:15,717 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 12:20:15,717 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 12:20:15,717 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 12:20:15,717 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-23 12:20:15,718 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-23 12:20:15,719 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 12:20:15,719 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 12:20:15,720 INFO L497 LassoAnalysis]: Using template '2-lex'. [2018-11-23 12:20:15,720 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 12:20:15,720 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 12:20:15,720 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-23 12:20:15,721 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 12:20:15,726 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 12:20:15,726 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 12:20:15,726 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-23 12:20:15,726 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-23 12:20:15,726 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 12:20:15,728 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 12:20:15,728 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 12:20:15,728 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 12:20:15,728 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-23 12:20:15,729 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 12:20:15,729 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 12:20:15,729 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 12:20:15,729 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-23 12:20:15,730 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-23 12:20:15,730 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 12:20:15,737 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 12:20:15,738 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 12:20:15,738 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 12:20:15,738 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-23 12:20:15,738 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 12:20:15,738 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 12:20:15,739 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 12:20:15,739 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-23 12:20:15,739 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-23 12:20:15,739 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 12:20:15,741 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 12:20:15,741 INFO L497 LassoAnalysis]: Using template '3-lex'. [2018-11-23 12:20:15,741 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 12:20:15,742 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 12:20:15,742 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-23 12:20:15,742 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 12:20:15,742 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 12:20:15,742 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 12:20:15,742 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-23 12:20:15,743 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-23 12:20:15,743 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 12:20:15,745 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 12:20:15,745 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 12:20:15,746 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 12:20:15,746 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-23 12:20:15,746 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 12:20:15,746 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 12:20:15,746 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 12:20:15,746 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-23 12:20:15,747 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-23 12:20:15,747 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 12:20:15,757 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 12:20:15,757 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 12:20:15,758 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 12:20:15,758 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-23 12:20:15,758 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 12:20:15,758 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 12:20:15,759 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 12:20:15,759 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-23 12:20:15,759 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-23 12:20:15,759 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 12:20:15,762 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 12:20:15,763 INFO L488 BuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2018-11-23 12:20:15,763 INFO L794 eck$LassoCheckResult]: Stem: 3#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_#t~post0, main_~x~0;havoc main_~x~0; 7#L10-2true assume !!(main_~x~0 % 4294967296 < 268435455);main_#t~post0 := main_~x~0;main_~x~0 := 1 + main_#t~post0;havoc main_#t~post0; 7#L10-2true [2018-11-23 12:20:15,763 INFO L796 eck$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 [2018-11-23 12:20:15,763 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 12:20:15,763 INFO L82 PathProgramCache]: Analyzing trace with hash 1002, now seen corresponding path program 2 times [2018-11-23 12:20:15,763 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 12:20:15,763 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 12:20:15,764 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 12:20:15,764 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 12:20:15,764 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 12:20:15,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 12:20:15,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 12:20:15,770 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 12:20:15,770 INFO L82 PathProgramCache]: Analyzing trace with hash 41, now seen corresponding path program 2 times [2018-11-23 12:20:15,770 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 12:20:15,770 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 12:20:15,770 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 12:20:15,771 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-23 12:20:15,771 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 12:20:15,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 12:20:15,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 12:20:15,774 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 12:20:15,774 INFO L82 PathProgramCache]: Analyzing trace with hash 31072, now seen corresponding path program 3 times [2018-11-23 12:20:15,774 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 12:20:15,774 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 12:20:15,776 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 12:20:15,776 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-23 12:20:15,776 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 12:20:15,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 12:20:15,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 12:20:15,820 INFO L216 LassoAnalysis]: Preferences: [2018-11-23 12:20:15,820 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-23 12:20:15,820 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-23 12:20:15,820 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-23 12:20:15,820 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2018-11-23 12:20:15,820 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-23 12:20:15,820 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-23 12:20:15,821 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-23 12:20:15,821 INFO L131 ssoRankerPreferences]: Filename of dumped script: simple_true-unreach-call2_true-termination.i_Iteration1_Loop [2018-11-23 12:20:15,821 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-23 12:20:15,821 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-23 12:20:15,822 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 12:20:15,837 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 12:20:15,913 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-23 12:20:15,913 INFO L412 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_345f404e-47a9-4bcb-817f-2e76c931ee15/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 [2018-11-23 12:20:15,918 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-23 12:20:15,918 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-23 12:20:15,921 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-23 12:20:15,921 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_345f404e-47a9-4bcb-817f-2e76c931ee15/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 [2018-11-23 12:20:15,950 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-23 12:20:15,950 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_345f404e-47a9-4bcb-817f-2e76c931ee15/bin-2019/uautomizer/z3 Starting monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-23 12:20:15,982 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-11-23 12:20:15,982 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-23 12:20:29,593 INFO L450 LassoAnalysis]: Proving nontermination failed: SMT Solver returned 'unknown'. [2018-11-23 12:20:29,599 INFO L216 LassoAnalysis]: Preferences: [2018-11-23 12:20:29,599 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-23 12:20:29,599 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-23 12:20:29,599 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-23 12:20:29,599 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-11-23 12:20:29,599 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-23 12:20:29,599 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-23 12:20:29,599 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-23 12:20:29,599 INFO L131 ssoRankerPreferences]: Filename of dumped script: simple_true-unreach-call2_true-termination.i_Iteration1_Loop [2018-11-23 12:20:29,599 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-23 12:20:29,599 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-23 12:20:29,600 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 12:20:29,601 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 12:20:29,629 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-23 12:20:29,630 INFO L497 LassoAnalysis]: Using template 'affine'. [2018-11-23 12:20:29,630 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 12:20:29,630 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 12:20:29,631 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 12:20:29,631 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 12:20:29,631 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 12:20:29,631 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-23 12:20:29,631 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-23 12:20:29,632 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 12:20:29,632 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 12:20:29,632 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 12:20:29,633 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 12:20:29,633 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 12:20:29,633 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 12:20:29,633 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 12:20:29,633 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-23 12:20:29,634 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-23 12:20:29,634 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 12:20:29,636 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 12:20:29,636 INFO L497 LassoAnalysis]: Using template '2-nested'. [2018-11-23 12:20:29,636 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 12:20:29,637 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 12:20:29,637 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 12:20:29,637 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 12:20:29,637 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 12:20:29,637 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-23 12:20:29,637 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-23 12:20:29,638 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 12:20:29,638 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 12:20:29,638 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 12:20:29,639 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 12:20:29,639 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 12:20:29,639 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 12:20:29,639 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 12:20:29,639 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-23 12:20:29,640 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-23 12:20:29,640 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 12:20:29,642 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 12:20:29,642 INFO L497 LassoAnalysis]: Using template '3-nested'. [2018-11-23 12:20:29,642 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 12:20:29,643 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 12:20:29,643 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 12:20:29,643 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 12:20:29,643 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 12:20:29,643 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-23 12:20:29,644 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-23 12:20:29,644 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 12:20:29,644 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 12:20:29,645 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 12:20:29,645 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 12:20:29,645 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 12:20:29,645 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 12:20:29,646 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 12:20:29,646 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-23 12:20:29,646 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-23 12:20:29,646 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 12:20:29,649 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 12:20:29,649 INFO L497 LassoAnalysis]: Using template '4-nested'. [2018-11-23 12:20:29,650 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 12:20:29,650 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 12:20:29,650 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 12:20:29,650 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 12:20:29,650 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 12:20:29,650 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-23 12:20:29,651 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-23 12:20:29,651 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 12:20:29,651 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 12:20:29,652 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 12:20:29,652 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 12:20:29,652 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 12:20:29,652 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 12:20:29,653 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 12:20:29,653 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-23 12:20:29,653 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-23 12:20:29,653 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 12:20:29,658 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 12:20:29,658 INFO L497 LassoAnalysis]: Using template '2-phase'. [2018-11-23 12:20:29,658 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 12:20:29,659 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 12:20:29,659 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-23 12:20:29,659 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 12:20:29,659 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 12:20:29,659 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 12:20:29,659 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-23 12:20:29,660 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-23 12:20:29,660 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 12:20:29,661 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 12:20:29,661 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 12:20:29,662 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 12:20:29,662 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-23 12:20:29,662 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 12:20:29,662 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 12:20:29,662 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 12:20:29,662 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-23 12:20:29,663 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-23 12:20:29,663 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 12:20:29,668 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 12:20:29,668 INFO L497 LassoAnalysis]: Using template '3-phase'. [2018-11-23 12:20:29,669 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 12:20:29,669 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 12:20:29,669 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-23 12:20:29,669 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 12:20:29,670 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 12:20:29,670 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 12:20:29,670 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-23 12:20:29,671 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-23 12:20:29,671 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 12:20:29,672 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 12:20:29,672 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 12:20:29,672 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 12:20:29,673 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-23 12:20:29,673 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 12:20:29,673 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 12:20:29,673 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 12:20:29,673 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-23 12:20:29,674 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-23 12:20:29,674 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 12:20:29,683 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 12:20:29,683 INFO L497 LassoAnalysis]: Using template '4-phase'. [2018-11-23 12:20:29,684 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 12:20:29,684 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 12:20:29,684 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-23 12:20:29,684 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 12:20:29,684 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 12:20:29,685 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 12:20:29,685 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-23 12:20:29,686 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-23 12:20:29,686 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 12:20:29,686 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 12:20:29,687 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 12:20:29,687 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 12:20:29,687 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-23 12:20:29,687 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 12:20:29,688 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 12:20:29,688 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 12:20:29,688 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-23 12:20:29,689 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-23 12:20:29,690 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 12:20:29,711 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 12:20:29,712 INFO L497 LassoAnalysis]: Using template '2-lex'. [2018-11-23 12:20:29,712 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 [2018-11-23 12:20:29,712 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 12:20:29,712 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-23 12:20:29,713 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 12:20:29,713 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 12:20:29,713 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 12:20:29,713 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-23 12:20:29,713 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-23 12:20:29,713 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 12:20:29,715 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 12:20:29,715 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 12:20:29,716 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 12:20:29,716 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-23 12:20:29,716 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 12:20:29,716 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 12:20:29,716 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 12:20:29,716 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-23 12:20:29,717 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-23 12:20:29,717 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 12:20:29,722 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 12:20:29,722 INFO L497 LassoAnalysis]: Using template '3-lex'. [2018-11-23 12:20:29,722 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 12:20:29,723 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 12:20:29,723 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-23 12:20:29,723 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 12:20:29,723 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 12:20:29,723 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 12:20:29,723 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-23 12:20:29,724 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-23 12:20:29,724 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 12:20:29,726 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 12:20:29,727 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 12:20:29,727 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 12:20:29,727 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-23 12:20:29,727 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 12:20:29,728 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 12:20:29,728 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 12:20:29,728 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-23 12:20:29,729 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-23 12:20:29,729 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 12:20:29,737 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 12:20:29,773 INFO L216 LassoAnalysis]: Preferences: [2018-11-23 12:20:29,773 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-23 12:20:29,773 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-23 12:20:29,773 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-23 12:20:29,773 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2018-11-23 12:20:29,773 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-23 12:20:29,774 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-23 12:20:29,774 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-23 12:20:29,774 INFO L131 ssoRankerPreferences]: Filename of dumped script: simple_true-unreach-call2_true-termination.i_Iteration1_Lasso [2018-11-23 12:20:29,774 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-23 12:20:29,774 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-23 12:20:29,775 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 12:20:29,782 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 12:20:29,785 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 12:20:29,874 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-23 12:20:29,874 INFO L412 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_345f404e-47a9-4bcb-817f-2e76c931ee15/bin-2019/uautomizer/z3 Starting monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-23 12:20:29,885 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-23 12:20:29,885 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_345f404e-47a9-4bcb-817f-2e76c931ee15/bin-2019/uautomizer/z3 Starting monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-23 12:20:29,938 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-11-23 12:20:29,938 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-23 12:20:40,275 INFO L452 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2018-11-23 12:20:40,280 INFO L216 LassoAnalysis]: Preferences: [2018-11-23 12:20:40,280 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-23 12:20:40,280 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-23 12:20:40,280 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-23 12:20:40,280 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-11-23 12:20:40,280 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-23 12:20:40,280 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-23 12:20:40,280 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-23 12:20:40,280 INFO L131 ssoRankerPreferences]: Filename of dumped script: simple_true-unreach-call2_true-termination.i_Iteration1_Lasso [2018-11-23 12:20:40,280 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-23 12:20:40,281 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-23 12:20:40,282 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 12:20:40,287 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 12:20:40,289 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 12:20:40,350 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-23 12:20:40,350 INFO L497 LassoAnalysis]: Using template 'affine'. [2018-11-23 12:20:40,350 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 12:20:40,351 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 12:20:40,351 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 12:20:40,351 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 12:20:40,351 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-23 12:20:40,352 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-23 12:20:40,352 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-23 12:20:40,356 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 12:20:40,356 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 12:20:40,357 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 12:20:40,357 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 12:20:40,357 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 12:20:40,357 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 12:20:40,357 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-23 12:20:40,357 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-23 12:20:40,358 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 12:20:40,358 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 12:20:40,358 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 12:20:40,358 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 12:20:40,359 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 12:20:40,359 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 12:20:40,359 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 12:20:40,359 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-23 12:20:40,359 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-23 12:20:40,359 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 12:20:40,359 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 12:20:40,360 INFO L497 LassoAnalysis]: Using template '2-nested'. [2018-11-23 12:20:40,360 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 12:20:40,360 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 12:20:40,360 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 12:20:40,360 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 12:20:40,360 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-23 12:20:40,361 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-23 12:20:40,362 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-23 12:20:40,367 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 12:20:40,367 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 12:20:40,368 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 12:20:40,368 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 12:20:40,368 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 12:20:40,368 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 12:20:40,368 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-23 12:20:40,368 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-23 12:20:40,368 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 12:20:40,369 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 12:20:40,369 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 12:20:40,369 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 12:20:40,369 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 12:20:40,370 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 12:20:40,370 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 12:20:40,370 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-23 12:20:40,370 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-23 12:20:40,370 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 12:20:40,370 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 12:20:40,371 INFO L497 LassoAnalysis]: Using template '3-nested'. [2018-11-23 12:20:40,371 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 12:20:40,371 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 12:20:40,371 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 12:20:40,371 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 12:20:40,371 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-23 12:20:40,373 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-23 12:20:40,373 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-23 12:20:40,380 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 12:20:40,380 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 12:20:40,381 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 12:20:40,381 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 12:20:40,381 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 12:20:40,381 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 12:20:40,381 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-23 12:20:40,381 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-23 12:20:40,381 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 12:20:40,382 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 12:20:40,382 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 12:20:40,382 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 12:20:40,382 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 12:20:40,382 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 12:20:40,383 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 12:20:40,383 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-23 12:20:40,383 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-23 12:20:40,383 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 12:20:40,383 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 12:20:40,383 INFO L497 LassoAnalysis]: Using template '4-nested'. [2018-11-23 12:20:40,384 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 12:20:40,384 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 12:20:40,384 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 12:20:40,384 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 12:20:40,384 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-23 12:20:40,386 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-23 12:20:40,386 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-23 12:20:40,395 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 12:20:40,395 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 12:20:40,396 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 12:20:40,396 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 12:20:40,396 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 12:20:40,396 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 12:20:40,396 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-23 12:20:40,396 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-23 12:20:40,396 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 12:20:40,397 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 12:20:40,397 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 12:20:40,397 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 12:20:40,398 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 12:20:40,398 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 12:20:40,398 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 12:20:40,398 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-23 12:20:40,398 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-23 12:20:40,398 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 12:20:40,399 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 12:20:40,399 INFO L497 LassoAnalysis]: Using template '2-phase'. [2018-11-23 12:20:40,399 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 12:20:40,399 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 12:20:40,399 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-23 12:20:40,399 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 12:20:40,400 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 12:20:40,400 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-23 12:20:40,401 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-23 12:20:40,401 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-23 12:20:40,412 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 12:20:40,413 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 12:20:40,413 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 12:20:40,413 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-23 12:20:40,413 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 12:20:40,414 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 12:20:40,414 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 12:20:40,414 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-23 12:20:40,414 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-23 12:20:40,414 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 12:20:40,415 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 12:20:40,415 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 12:20:40,415 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 12:20:40,415 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-23 12:20:40,415 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 12:20:40,416 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 12:20:40,416 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 12:20:40,416 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-23 12:20:40,416 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-23 12:20:40,416 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 12:20:40,416 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 12:20:40,417 INFO L497 LassoAnalysis]: Using template '3-phase'. [2018-11-23 12:20:40,417 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 [2018-11-23 12:20:40,417 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 12:20:40,417 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-23 12:20:40,417 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 12:20:40,417 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 12:20:40,418 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-23 12:20:40,419 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-23 12:20:40,420 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-23 12:20:40,437 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 12:20:40,437 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 12:20:40,438 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 12:20:40,438 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-23 12:20:40,438 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 12:20:40,438 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 12:20:40,438 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 12:20:40,438 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-23 12:20:40,439 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-23 12:20:40,439 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 12:20:40,440 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 12:20:40,440 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 [2018-11-23 12:20:40,440 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 12:20:40,441 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-23 12:20:40,441 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 12:20:40,441 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 12:20:40,441 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 12:20:40,441 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-23 12:20:40,441 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-23 12:20:40,442 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 12:20:40,442 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 12:20:40,442 INFO L497 LassoAnalysis]: Using template '4-phase'. [2018-11-23 12:20:40,443 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 12:20:40,443 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 12:20:40,443 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-23 12:20:40,443 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 12:20:40,443 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 12:20:40,443 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-23 12:20:40,446 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-23 12:20:40,446 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-23 12:20:40,473 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 12:20:40,474 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 12:20:40,474 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 12:20:40,474 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-23 12:20:40,475 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 12:20:40,475 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 12:20:40,475 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 12:20:40,475 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-23 12:20:40,476 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-23 12:20:40,476 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 12:20:40,477 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 12:20:40,477 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 12:20:40,477 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 12:20:40,477 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-23 12:20:40,477 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 12:20:40,478 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 12:20:40,478 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 12:20:40,478 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-23 12:20:40,478 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-23 12:20:40,479 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 12:20:40,479 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 12:20:40,479 INFO L497 LassoAnalysis]: Using template '2-lex'. [2018-11-23 12:20:40,479 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 12:20:40,480 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 12:20:40,480 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-23 12:20:40,480 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 12:20:40,480 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 12:20:40,480 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-23 12:20:40,482 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-23 12:20:40,482 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-23 12:20:40,490 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 12:20:40,490 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 [2018-11-23 12:20:40,490 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 12:20:40,491 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-23 12:20:40,491 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 12:20:40,491 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 12:20:40,491 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 12:20:40,491 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-23 12:20:40,491 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-23 12:20:40,491 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 12:20:40,492 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 12:20:40,493 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 12:20:40,493 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 12:20:40,493 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-23 12:20:40,493 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 12:20:40,493 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 12:20:40,494 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 12:20:40,494 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-23 12:20:40,494 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-23 12:20:40,494 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 12:20:40,495 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 12:20:40,495 INFO L497 LassoAnalysis]: Using template '3-lex'. [2018-11-23 12:20:40,495 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 12:20:40,496 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 12:20:40,496 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-23 12:20:40,496 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 12:20:40,496 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 12:20:40,496 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-23 12:20:40,498 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2018-11-23 12:20:40,498 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2018-11-23 12:20:40,510 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 12:20:40,510 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 12:20:40,510 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 12:20:40,511 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-23 12:20:40,511 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 12:20:40,511 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 12:20:40,511 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 12:20:40,511 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-23 12:20:40,512 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-23 12:20:40,512 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 12:20:40,513 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 12:20:40,514 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 12:20:40,514 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 12:20:40,514 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-23 12:20:40,514 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 12:20:40,514 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 12:20:40,515 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 12:20:40,515 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-23 12:20:40,515 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-23 12:20:40,515 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 12:20:40,516 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 12:20:40,521 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 23.11 12:20:40 BoogieIcfgContainer [2018-11-23 12:20:40,521 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2018-11-23 12:20:40,522 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-23 12:20:40,522 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-23 12:20:40,522 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-23 12:20:40,522 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:19:50" (3/4) ... [2018-11-23 12:20:40,525 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-23 12:20:40,525 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-23 12:20:40,526 INFO L168 Benchmark]: Toolchain (without parser) took 50670.92 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.8 MB). Free memory was 961.9 MB in the beginning and 1.0 GB in the end (delta: -81.6 MB). Peak memory consumption was 55.2 MB. Max. memory is 11.5 GB. [2018-11-23 12:20:40,527 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 982.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 12:20:40,527 INFO L168 Benchmark]: CACSL2BoogieTranslator took 140.03 ms. Allocated memory is still 1.0 GB. Free memory was 961.9 MB in the beginning and 951.2 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-11-23 12:20:40,528 INFO L168 Benchmark]: Boogie Procedure Inliner took 17.43 ms. Allocated memory is still 1.0 GB. Free memory was 951.2 MB in the beginning and 945.8 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-11-23 12:20:40,528 INFO L168 Benchmark]: Boogie Preprocessor took 10.97 ms. Allocated memory is still 1.0 GB. Free memory is still 945.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 12:20:40,529 INFO L168 Benchmark]: RCFGBuilder took 152.45 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.8 MB). Free memory was 945.8 MB in the beginning and 1.1 GB in the end (delta: -177.5 MB). Peak memory consumption was 17.6 MB. Max. memory is 11.5 GB. [2018-11-23 12:20:40,529 INFO L168 Benchmark]: BuchiAutomizer took 50343.97 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 79.8 MB). Peak memory consumption was 264.1 MB. Max. memory is 11.5 GB. [2018-11-23 12:20:40,529 INFO L168 Benchmark]: Witness Printer took 3.51 ms. Allocated memory is still 1.2 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 12:20:40,532 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 982.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 140.03 ms. Allocated memory is still 1.0 GB. Free memory was 961.9 MB in the beginning and 951.2 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 17.43 ms. Allocated memory is still 1.0 GB. Free memory was 951.2 MB in the beginning and 945.8 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 10.97 ms. Allocated memory is still 1.0 GB. Free memory is still 945.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 152.45 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.8 MB). Free memory was 945.8 MB in the beginning and 1.1 GB in the end (delta: -177.5 MB). Peak memory consumption was 17.6 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 50343.97 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 79.8 MB). Peak memory consumption was 264.1 MB. Max. memory is 11.5 GB. * Witness Printer took 3.51 ms. Allocated memory is still 1.2 GB. Free memory is still 1.0 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 50.3s and 1 iterations. TraceHistogramMax:1. Analysis of lassos took 50.2s. 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: 14ms VariablesStem: 3 VariablesLoop: 4 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 6 MotzkinApplications: 18 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 1 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 1 LassoNonterminationAnalysisUnknown: 1 LassoNonterminationAnalysisTime: 24.0s - 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...