./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/loop-acceleration/underapprox_false-unreach-call1_true-termination.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_27ac56a6-5b01-42cc-bfd3-a24f78aac6c2/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_27ac56a6-5b01-42cc-bfd3-a24f78aac6c2/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_27ac56a6-5b01-42cc-bfd3-a24f78aac6c2/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_27ac56a6-5b01-42cc-bfd3-a24f78aac6c2/bin-2019/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/loop-acceleration/underapprox_false-unreach-call1_true-termination.i -s /tmp/vcloud-vcloud-master/worker/working_dir_27ac56a6-5b01-42cc-bfd3-a24f78aac6c2/bin-2019/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_27ac56a6-5b01-42cc-bfd3-a24f78aac6c2/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 0d29117e01c2d68b456be2ae55b4c10d8b73c290 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-08 10:44:38,154 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-08 10:44:38,155 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-08 10:44:38,161 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-08 10:44:38,162 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-08 10:44:38,162 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-08 10:44:38,163 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-08 10:44:38,164 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-08 10:44:38,165 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-08 10:44:38,165 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-08 10:44:38,166 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-08 10:44:38,166 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-08 10:44:38,166 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-08 10:44:38,167 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-08 10:44:38,167 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-08 10:44:38,168 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-08 10:44:38,168 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-08 10:44:38,169 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-08 10:44:38,170 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-08 10:44:38,171 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-08 10:44:38,172 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-08 10:44:38,172 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-08 10:44:38,173 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-08 10:44:38,174 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-08 10:44:38,174 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-08 10:44:38,174 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-08 10:44:38,175 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-08 10:44:38,175 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-08 10:44:38,176 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-08 10:44:38,176 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-08 10:44:38,176 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-08 10:44:38,177 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-08 10:44:38,177 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-08 10:44:38,177 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-08 10:44:38,177 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-08 10:44:38,178 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-08 10:44:38,178 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_27ac56a6-5b01-42cc-bfd3-a24f78aac6c2/bin-2019/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf [2018-12-08 10:44:38,186 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-08 10:44:38,186 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-08 10:44:38,187 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-08 10:44:38,187 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-08 10:44:38,187 INFO L133 SettingsManager]: * Use SBE=true [2018-12-08 10:44:38,187 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2018-12-08 10:44:38,187 INFO L133 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2018-12-08 10:44:38,187 INFO L133 SettingsManager]: * Use old map elimination=false [2018-12-08 10:44:38,187 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false [2018-12-08 10:44:38,187 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true [2018-12-08 10:44:38,187 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2018-12-08 10:44:38,187 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-08 10:44:38,188 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-08 10:44:38,188 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-12-08 10:44:38,188 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-08 10:44:38,188 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-08 10:44:38,188 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-08 10:44:38,188 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2018-12-08 10:44:38,188 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2018-12-08 10:44:38,188 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2018-12-08 10:44:38,188 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-08 10:44:38,188 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-08 10:44:38,188 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false [2018-12-08 10:44:38,189 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-08 10:44:38,189 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2018-12-08 10:44:38,189 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-08 10:44:38,189 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-08 10:44:38,189 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2018-12-08 10:44:38,189 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-08 10:44:38,189 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-12-08 10:44:38,189 INFO L133 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2018-12-08 10:44:38,190 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-12-08 10:44:38,190 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_27ac56a6-5b01-42cc-bfd3-a24f78aac6c2/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 -> 0d29117e01c2d68b456be2ae55b4c10d8b73c290 [2018-12-08 10:44:38,207 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-08 10:44:38,213 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-08 10:44:38,215 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-08 10:44:38,216 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-08 10:44:38,217 INFO L276 PluginConnector]: CDTParser initialized [2018-12-08 10:44:38,217 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_27ac56a6-5b01-42cc-bfd3-a24f78aac6c2/bin-2019/uautomizer/../../sv-benchmarks/c/loop-acceleration/underapprox_false-unreach-call1_true-termination.i [2018-12-08 10:44:38,252 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_27ac56a6-5b01-42cc-bfd3-a24f78aac6c2/bin-2019/uautomizer/data/d47716fff/100b4ca723254d60a632985af6fd7e5c/FLAG180279dba [2018-12-08 10:44:38,696 INFO L307 CDTParser]: Found 1 translation units. [2018-12-08 10:44:38,697 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_27ac56a6-5b01-42cc-bfd3-a24f78aac6c2/sv-benchmarks/c/loop-acceleration/underapprox_false-unreach-call1_true-termination.i [2018-12-08 10:44:38,702 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_27ac56a6-5b01-42cc-bfd3-a24f78aac6c2/bin-2019/uautomizer/data/d47716fff/100b4ca723254d60a632985af6fd7e5c/FLAG180279dba [2018-12-08 10:44:38,710 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_27ac56a6-5b01-42cc-bfd3-a24f78aac6c2/bin-2019/uautomizer/data/d47716fff/100b4ca723254d60a632985af6fd7e5c [2018-12-08 10:44:38,712 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-08 10:44:38,713 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-08 10:44:38,714 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-08 10:44:38,714 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-08 10:44:38,716 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-08 10:44:38,716 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 10:44:38" (1/1) ... [2018-12-08 10:44:38,718 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@49e0d67 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 10:44:38, skipping insertion in model container [2018-12-08 10:44:38,718 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 10:44:38" (1/1) ... [2018-12-08 10:44:38,723 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-08 10:44:38,735 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-08 10:44:38,818 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 10:44:38,820 INFO L191 MainTranslator]: Completed pre-run [2018-12-08 10:44:38,830 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 10:44:38,837 INFO L195 MainTranslator]: Completed translation [2018-12-08 10:44:38,838 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 10:44:38 WrapperNode [2018-12-08 10:44:38,838 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-08 10:44:38,838 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-08 10:44:38,838 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-08 10:44:38,838 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-08 10:44:38,843 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 10:44:38" (1/1) ... [2018-12-08 10:44:38,845 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 10:44:38" (1/1) ... [2018-12-08 10:44:38,855 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-08 10:44:38,856 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-08 10:44:38,856 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-08 10:44:38,856 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-08 10:44:38,861 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 10:44:38" (1/1) ... [2018-12-08 10:44:38,861 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 10:44:38" (1/1) ... [2018-12-08 10:44:38,861 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 10:44:38" (1/1) ... [2018-12-08 10:44:38,861 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 10:44:38" (1/1) ... [2018-12-08 10:44:38,862 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 10:44:38" (1/1) ... [2018-12-08 10:44:38,892 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 10:44:38" (1/1) ... [2018-12-08 10:44:38,892 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 10:44:38" (1/1) ... [2018-12-08 10:44:38,893 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-08 10:44:38,893 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-08 10:44:38,893 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-08 10:44:38,893 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-08 10:44:38,894 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 10:44:38" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_27ac56a6-5b01-42cc-bfd3-a24f78aac6c2/bin-2019/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-08 10:44:38,924 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-08 10:44:38,924 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-08 10:44:38,990 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-08 10:44:38,991 INFO L280 CfgBuilder]: Removed 7 assue(true) statements. [2018-12-08 10:44:38,991 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 10:44:38 BoogieIcfgContainer [2018-12-08 10:44:38,991 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-08 10:44:38,991 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2018-12-08 10:44:38,991 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2018-12-08 10:44:38,993 INFO L276 PluginConnector]: BuchiAutomizer initialized [2018-12-08 10:44:38,994 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-12-08 10:44:38,994 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 08.12 10:44:38" (1/3) ... [2018-12-08 10:44:38,995 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@44f72d9e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 08.12 10:44:38, skipping insertion in model container [2018-12-08 10:44:38,995 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-12-08 10:44:38,995 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 10:44:38" (2/3) ... [2018-12-08 10:44:38,995 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@44f72d9e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 08.12 10:44:38, skipping insertion in model container [2018-12-08 10:44:38,995 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-12-08 10:44:38,995 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 10:44:38" (3/3) ... [2018-12-08 10:44:38,996 INFO L375 chiAutomizerObserver]: Analyzing ICFG underapprox_false-unreach-call1_true-termination.i [2018-12-08 10:44:39,026 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-12-08 10:44:39,027 INFO L374 BuchiCegarLoop]: Interprodecural is true [2018-12-08 10:44:39,027 INFO L375 BuchiCegarLoop]: Hoare is false [2018-12-08 10:44:39,027 INFO L376 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2018-12-08 10:44:39,027 INFO L377 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-08 10:44:39,027 INFO L378 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-08 10:44:39,027 INFO L379 BuchiCegarLoop]: Difference is false [2018-12-08 10:44:39,027 INFO L380 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-08 10:44:39,027 INFO L383 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2018-12-08 10:44:39,035 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 8 states. [2018-12-08 10:44:39,046 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2018-12-08 10:44:39,046 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-12-08 10:44:39,046 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-12-08 10:44:39,050 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1] [2018-12-08 10:44:39,050 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1] [2018-12-08 10:44:39,050 INFO L442 BuchiCegarLoop]: ======== Iteration 1============ [2018-12-08 10:44:39,050 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 8 states. [2018-12-08 10:44:39,051 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2018-12-08 10:44:39,051 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-12-08 10:44:39,051 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-12-08 10:44:39,051 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1] [2018-12-08 10:44:39,051 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1] [2018-12-08 10:44:39,055 INFO L794 eck$LassoCheckResult]: Stem: 3#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_#t~post0, main_~x~0, main_~y~0;main_~x~0 := 0;main_~y~0 := 1; 9#L11-2true [2018-12-08 10:44:39,056 INFO L796 eck$LassoCheckResult]: Loop: 9#L11-2true assume !!(main_~x~0 % 4294967296 < 6);main_#t~post0 := main_~x~0;main_~x~0 := 1 + main_#t~post0;havoc main_#t~post0;main_~y~0 := 2 * main_~y~0; 9#L11-2true [2018-12-08 10:44:39,059 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 10:44:39,059 INFO L82 PathProgramCache]: Analyzing trace with hash 32, now seen corresponding path program 1 times [2018-12-08 10:44:39,060 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-08 10:44:39,060 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-08 10:44:39,088 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 10:44:39,088 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 10:44:39,088 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 10:44:39,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-08 10:44:39,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-08 10:44:39,112 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 10:44:39,113 INFO L82 PathProgramCache]: Analyzing trace with hash 41, now seen corresponding path program 1 times [2018-12-08 10:44:39,113 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-08 10:44:39,113 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-08 10:44:39,113 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 10:44:39,113 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 10:44:39,113 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 10:44:39,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-08 10:44:39,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-08 10:44:39,121 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 10:44:39,121 INFO L82 PathProgramCache]: Analyzing trace with hash 1002, now seen corresponding path program 1 times [2018-12-08 10:44:39,121 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-08 10:44:39,121 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-08 10:44:39,121 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 10:44:39,122 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 10:44:39,122 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 10:44:39,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-08 10:44:39,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-08 10:44:39,154 INFO L216 LassoAnalysis]: Preferences: [2018-12-08 10:44:39,154 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-12-08 10:44:39,154 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-12-08 10:44:39,154 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-12-08 10:44:39,154 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2018-12-08 10:44:39,155 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-08 10:44:39,155 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-12-08 10:44:39,155 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-12-08 10:44:39,155 INFO L131 ssoRankerPreferences]: Filename of dumped script: underapprox_false-unreach-call1_true-termination.i_Iteration1_Loop [2018-12-08 10:44:39,155 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-12-08 10:44:39,155 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-12-08 10:44:39,168 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-08 10:44:39,173 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-08 10:44:39,175 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-08 10:44:39,256 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-12-08 10:44:39,257 INFO L412 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_27ac56a6-5b01-42cc-bfd3-a24f78aac6c2/bin-2019/uautomizer/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-08 10:44:39,263 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-12-08 10:44:39,263 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-12-08 10:44:39,271 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-12-08 10:44:39,271 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~y~0=0} Honda state: {ULTIMATE.start_main_~y~0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_27ac56a6-5b01-42cc-bfd3-a24f78aac6c2/bin-2019/uautomizer/z3 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-08 10:44:39,286 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-12-08 10:44:39,287 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-12-08 10:44:39,289 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-12-08 10:44:39,289 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_27ac56a6-5b01-42cc-bfd3-a24f78aac6c2/bin-2019/uautomizer/z3 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-08 10:44:39,304 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-12-08 10:44:39,304 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_27ac56a6-5b01-42cc-bfd3-a24f78aac6c2/bin-2019/uautomizer/z3 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-08 10:44:39,322 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-12-08 10:44:39,322 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-12-08 10:44:54,834 INFO L450 LassoAnalysis]: Proving nontermination failed: SMT Solver returned 'unknown'. [2018-12-08 10:44:54,838 INFO L216 LassoAnalysis]: Preferences: [2018-12-08 10:44:54,838 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-12-08 10:44:54,838 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-12-08 10:44:54,838 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-12-08 10:44:54,838 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-12-08 10:44:54,839 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-08 10:44:54,839 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-12-08 10:44:54,839 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-12-08 10:44:54,839 INFO L131 ssoRankerPreferences]: Filename of dumped script: underapprox_false-unreach-call1_true-termination.i_Iteration1_Loop [2018-12-08 10:44:54,839 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-12-08 10:44:54,839 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-12-08 10:44:54,840 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-08 10:44:54,844 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-08 10:44:54,846 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-08 10:44:54,890 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-12-08 10:44:54,893 INFO L497 LassoAnalysis]: Using template 'affine'. [2018-12-08 10:44:54,894 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 10:44:54,895 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 10:44:54,895 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 10:44:54,896 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 10:44:54,896 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 10:44:54,896 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-08 10:44:54,897 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-08 10:44:54,897 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 10:44:54,900 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 10:44:54,900 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 10:44:54,901 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 10:44:54,901 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 10:44:54,901 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 10:44:54,901 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 10:44:54,901 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-08 10:44:54,902 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-08 10:44:54,902 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 10:44:54,903 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 10:44:54,903 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 10:44:54,904 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 10:44:54,904 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 10:44:54,904 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 10:44:54,904 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 10:44:54,904 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-08 10:44:54,905 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-08 10:44:54,905 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 10:44:54,909 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 10:44:54,910 INFO L497 LassoAnalysis]: Using template '2-nested'. [2018-12-08 10:44:54,910 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 10:44:54,910 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 10:44:54,911 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 10:44:54,911 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 10:44:54,911 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 10:44:54,911 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-08 10:44:54,911 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-08 10:44:54,912 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 10:44:54,913 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 10:44:54,913 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 10:44:54,913 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 10:44:54,913 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 10:44:54,914 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 10:44:54,914 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 10:44:54,914 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-08 10:44:54,915 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-08 10:44:54,915 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 10:44:54,916 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 10:44:54,916 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 10:44:54,917 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 10:44:54,917 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 10:44:54,917 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 10:44:54,917 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 10:44:54,917 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-08 10:44:54,918 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-08 10:44:54,918 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 10:44:54,924 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 10:44:54,925 INFO L497 LassoAnalysis]: Using template '3-nested'. [2018-12-08 10:44:54,925 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 10:44:54,925 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 10:44:54,925 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 10:44:54,926 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 10:44:54,926 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 10:44:54,926 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-08 10:44:54,926 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-08 10:44:54,926 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 10:44:54,928 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 10:44:54,928 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 10:44:54,928 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 10:44:54,929 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 10:44:54,929 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 10:44:54,929 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 10:44:54,929 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-08 10:44:54,929 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-08 10:44:54,929 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 10:44:54,930 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 10:44:54,930 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 10:44:54,931 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 10:44:54,931 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 10:44:54,931 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 10:44:54,931 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 10:44:54,931 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-08 10:44:54,932 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-08 10:44:54,932 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 10:44:54,940 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 10:44:54,941 INFO L497 LassoAnalysis]: Using template '4-nested'. [2018-12-08 10:44:54,941 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 10:44:54,941 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 10:44:54,941 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 10:44:54,941 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 10:44:54,941 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 10:44:54,941 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-08 10:44:54,942 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-08 10:44:54,942 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 10:44:54,944 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 10:44:54,944 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 10:44:54,945 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 10:44:54,945 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 10:44:54,945 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 10:44:54,945 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 10:44:54,945 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-08 10:44:54,946 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-08 10:44:54,946 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 10:44:54,948 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 10:44:54,949 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 10:44:54,949 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 10:44:54,949 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 10:44:54,949 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 10:44:54,950 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 10:44:54,950 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-08 10:44:54,951 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-08 10:44:54,951 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 10:44:54,960 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 10:44:54,960 INFO L497 LassoAnalysis]: Using template '2-phase'. [2018-12-08 10:44:54,960 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 10:44:54,961 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 10:44:54,961 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-08 10:44:54,961 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 10:44:54,961 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 10:44:54,961 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 10:44:54,961 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-08 10:44:54,962 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-08 10:44:54,962 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 10:44:54,965 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 10:44:54,965 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 10:44:54,966 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 10:44:54,966 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-08 10:44:54,966 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 10:44:54,966 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 10:44:54,966 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 10:44:54,966 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-08 10:44:54,967 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-08 10:44:54,967 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 10:44:54,968 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 10:44:54,968 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 10:44:54,968 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 10:44:54,968 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-08 10:44:54,969 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 10:44:54,969 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 10:44:54,969 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 10:44:54,969 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-08 10:44:54,970 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-08 10:44:54,970 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 10:44:54,985 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 10:44:54,985 INFO L497 LassoAnalysis]: Using template '3-phase'. [2018-12-08 10:44:54,985 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 10:44:54,986 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 10:44:54,986 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-08 10:44:54,986 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 10:44:54,986 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 10:44:54,986 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 10:44:54,986 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-08 10:44:54,988 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-08 10:44:54,988 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 10:44:54,991 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 10:44:54,991 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 10:44:54,992 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 10:44:54,992 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-08 10:44:54,992 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 10:44:54,992 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 10:44:54,992 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 10:44:54,992 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-08 10:44:54,993 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-08 10:44:54,993 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 10:44:54,994 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 10:44:54,995 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 10:44:54,995 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 10:44:54,995 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-08 10:44:54,995 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 10:44:54,996 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 10:44:54,996 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 10:44:54,996 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-08 10:44:54,997 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-08 10:44:54,997 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 10:44:55,015 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 10:44:55,016 INFO L497 LassoAnalysis]: Using template '4-phase'. [2018-12-08 10:44:55,016 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 10:44:55,017 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 10:44:55,017 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-08 10:44:55,017 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 10:44:55,017 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 10:44:55,017 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 10:44:55,017 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-08 10:44:55,019 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-08 10:44:55,019 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 10:44:55,020 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 10:44:55,021 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 10:44:55,021 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 10:44:55,021 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-08 10:44:55,021 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 10:44:55,021 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 10:44:55,022 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 10:44:55,022 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-08 10:44:55,022 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-08 10:44:55,022 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 10:44:55,023 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 10:44:55,023 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 10:44:55,024 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 10:44:55,024 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-08 10:44:55,024 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 10:44:55,024 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 10:44:55,024 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 10:44:55,024 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-08 10:44:55,025 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-08 10:44:55,025 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 10:44:55,045 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 10:44:55,045 INFO L497 LassoAnalysis]: Using template '2-lex'. [2018-12-08 10:44:55,046 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 10:44:55,047 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 10:44:55,047 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-08 10:44:55,047 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 10:44:55,047 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 10:44:55,047 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 10:44:55,047 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-08 10:44:55,048 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-08 10:44:55,048 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 10:44:55,050 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 10:44:55,051 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 10:44:55,051 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 10:44:55,051 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-08 10:44:55,051 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 10:44:55,051 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 10:44:55,051 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 10:44:55,051 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-08 10:44:55,052 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-08 10:44:55,052 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 10:44:55,053 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 10:44:55,053 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 10:44:55,054 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 10:44:55,054 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-08 10:44:55,054 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 10:44:55,054 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 10:44:55,054 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 10:44:55,054 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-08 10:44:55,055 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-08 10:44:55,055 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 10:44:55,059 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 10:44:55,059 INFO L497 LassoAnalysis]: Using template '3-lex'. [2018-12-08 10:44:55,059 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 10:44:55,060 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 10:44:55,060 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-08 10:44:55,060 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 10:44:55,060 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 10:44:55,060 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 10:44:55,060 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-08 10:44:55,061 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-08 10:44:55,061 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 10:44:55,068 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 10:44:55,068 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 10:44:55,068 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 10:44:55,068 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-08 10:44:55,068 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 10:44:55,069 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 10:44:55,069 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 10:44:55,069 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-08 10:44:55,069 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-08 10:44:55,069 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 10:44:55,071 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 10:44:55,072 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 10:44:55,072 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 10:44:55,072 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-08 10:44:55,072 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 10:44:55,072 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 10:44:55,072 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 10:44:55,072 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-08 10:44:55,073 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-08 10:44:55,073 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 10:44:55,079 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 10:44:55,089 INFO L216 LassoAnalysis]: Preferences: [2018-12-08 10:44:55,089 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-12-08 10:44:55,089 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-12-08 10:44:55,089 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-12-08 10:44:55,089 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2018-12-08 10:44:55,089 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-08 10:44:55,089 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-12-08 10:44:55,089 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-12-08 10:44:55,089 INFO L131 ssoRankerPreferences]: Filename of dumped script: underapprox_false-unreach-call1_true-termination.i_Iteration1_Lasso [2018-12-08 10:44:55,089 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-12-08 10:44:55,090 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-12-08 10:44:55,090 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-08 10:44:55,092 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-08 10:44:55,093 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-08 10:44:55,100 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-08 10:44:55,163 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-12-08 10:44:55,163 INFO L412 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_27ac56a6-5b01-42cc-bfd3-a24f78aac6c2/bin-2019/uautomizer/z3 Starting monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-08 10:44:55,165 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-12-08 10:44:55,165 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-12-08 10:44:55,168 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-12-08 10:44:55,168 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_27ac56a6-5b01-42cc-bfd3-a24f78aac6c2/bin-2019/uautomizer/z3 Starting monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-08 10:44:55,194 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-12-08 10:44:55,194 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-12-08 10:44:55,196 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-12-08 10:44:55,196 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_27ac56a6-5b01-42cc-bfd3-a24f78aac6c2/bin-2019/uautomizer/z3 Starting monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-08 10:44:55,212 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-12-08 10:44:55,212 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_27ac56a6-5b01-42cc-bfd3-a24f78aac6c2/bin-2019/uautomizer/z3 Starting monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-08 10:44:55,229 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-12-08 10:44:55,229 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-12-08 10:45:07,791 INFO L450 LassoAnalysis]: Proving nontermination failed: SMT Solver returned 'unknown'. [2018-12-08 10:45:07,797 INFO L216 LassoAnalysis]: Preferences: [2018-12-08 10:45:07,797 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-12-08 10:45:07,797 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-12-08 10:45:07,797 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-12-08 10:45:07,798 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-12-08 10:45:07,798 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-08 10:45:07,798 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-12-08 10:45:07,798 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-12-08 10:45:07,798 INFO L131 ssoRankerPreferences]: Filename of dumped script: underapprox_false-unreach-call1_true-termination.i_Iteration1_Lasso [2018-12-08 10:45:07,798 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-12-08 10:45:07,798 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-12-08 10:45:07,799 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-08 10:45:07,802 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-08 10:45:07,807 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-08 10:45:07,810 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-08 10:45:07,856 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-12-08 10:45:07,856 INFO L497 LassoAnalysis]: Using template 'affine'. [2018-12-08 10:45:07,856 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 10:45:07,857 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 10:45:07,857 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 10:45:07,857 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 10:45:07,857 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 10:45:07,857 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-08 10:45:07,858 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-08 10:45:07,858 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 10:45:07,859 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 10:45:07,859 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 10:45:07,859 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 10:45:07,859 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 10:45:07,860 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 10:45:07,860 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-08 10:45:07,861 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-08 10:45:07,861 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-12-08 10:45:07,868 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 10:45:07,868 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 10:45:07,869 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 10:45:07,869 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 10:45:07,869 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 10:45:07,869 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-08 10:45:07,870 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-08 10:45:07,870 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-12-08 10:45:07,875 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 10:45:07,876 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 10:45:07,876 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 10:45:07,876 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 10:45:07,876 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 10:45:07,876 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 10:45:07,876 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-08 10:45:07,877 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-08 10:45:07,877 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 10:45:07,877 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 10:45:07,877 INFO L497 LassoAnalysis]: Using template '2-nested'. [2018-12-08 10:45:07,878 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 10:45:07,878 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 10:45:07,878 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 10:45:07,878 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 10:45:07,878 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 10:45:07,879 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-08 10:45:07,879 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-08 10:45:07,879 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 10:45:07,879 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 10:45:07,880 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 10:45:07,880 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 10:45:07,880 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 10:45:07,880 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 10:45:07,881 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-08 10:45:07,882 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-12-08 10:45:07,882 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-12-08 10:45:07,889 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 10:45:07,890 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 10:45:07,890 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 10:45:07,890 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 10:45:07,890 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 10:45:07,891 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-08 10:45:07,892 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-12-08 10:45:07,892 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-12-08 10:45:07,902 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 10:45:07,903 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 10:45:07,903 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 10:45:07,903 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 10:45:07,903 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 10:45:07,903 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 10:45:07,904 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-08 10:45:07,904 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-08 10:45:07,904 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 10:45:07,905 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 10:45:07,905 INFO L497 LassoAnalysis]: Using template '3-nested'. [2018-12-08 10:45:07,905 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 10:45:07,906 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 10:45:07,906 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 10:45:07,906 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 10:45:07,906 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 10:45:07,906 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-08 10:45:07,907 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-08 10:45:07,907 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 10:45:07,907 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 10:45:07,907 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 10:45:07,908 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 10:45:07,908 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 10:45:07,908 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 10:45:07,908 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-08 10:45:07,910 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-12-08 10:45:07,910 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-12-08 10:45:07,918 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 10:45:07,919 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 10:45:07,919 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 10:45:07,919 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 10:45:07,919 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 10:45:07,920 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-08 10:45:07,921 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-12-08 10:45:07,921 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-12-08 10:45:07,940 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 10:45:07,940 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 10:45:07,941 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 10:45:07,941 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 10:45:07,941 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 10:45:07,941 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 10:45:07,941 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-08 10:45:07,942 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-08 10:45:07,942 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 10:45:07,942 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 10:45:07,942 INFO L497 LassoAnalysis]: Using template '4-nested'. [2018-12-08 10:45:07,943 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 10:45:07,943 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 10:45:07,943 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 10:45:07,943 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 10:45:07,943 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 10:45:07,944 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-08 10:45:07,944 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-08 10:45:07,944 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 10:45:07,944 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 10:45:07,945 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 10:45:07,945 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 10:45:07,945 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 10:45:07,946 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 10:45:07,946 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-08 10:45:07,947 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-12-08 10:45:07,947 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-12-08 10:45:07,958 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 10:45:07,958 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 10:45:07,959 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 10:45:07,959 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 10:45:07,959 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 10:45:07,959 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-08 10:45:07,960 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-12-08 10:45:07,960 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-12-08 10:45:07,981 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 10:45:07,982 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 10:45:07,982 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 10:45:07,982 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 10:45:07,982 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 10:45:07,982 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 10:45:07,982 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-08 10:45:07,983 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-08 10:45:07,983 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 10:45:07,983 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 10:45:07,983 INFO L497 LassoAnalysis]: Using template '2-phase'. [2018-12-08 10:45:07,984 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 10:45:07,984 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 10:45:07,984 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-08 10:45:07,984 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 10:45:07,984 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 10:45:07,984 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 10:45:07,984 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-08 10:45:07,985 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-08 10:45:07,985 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 10:45:07,985 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 10:45:07,985 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 10:45:07,986 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 10:45:07,986 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-08 10:45:07,986 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 10:45:07,986 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 10:45:07,986 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-08 10:45:07,987 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-12-08 10:45:07,987 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-12-08 10:45:07,997 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 10:45:07,997 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 10:45:07,997 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 10:45:07,998 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-08 10:45:07,998 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 10:45:07,998 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 10:45:07,998 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-08 10:45:07,999 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-12-08 10:45:07,999 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-12-08 10:45:08,052 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 10:45:08,052 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 10:45:08,053 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 10:45:08,053 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-08 10:45:08,053 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 10:45:08,053 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 10:45:08,053 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 10:45:08,053 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-08 10:45:08,053 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-08 10:45:08,054 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 10:45:08,054 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 10:45:08,054 INFO L497 LassoAnalysis]: Using template '3-phase'. [2018-12-08 10:45:08,054 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 10:45:08,055 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 10:45:08,055 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-08 10:45:08,055 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 10:45:08,055 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 10:45:08,055 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 10:45:08,055 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-08 10:45:08,055 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-08 10:45:08,055 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 10:45:08,056 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 10:45:08,056 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 10:45:08,057 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 10:45:08,057 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-08 10:45:08,057 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 10:45:08,057 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 10:45:08,057 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-08 10:45:08,058 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-12-08 10:45:08,058 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-12-08 10:45:08,071 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 10:45:08,071 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 10:45:08,071 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 10:45:08,072 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-08 10:45:08,072 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 10:45:08,072 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 10:45:08,072 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-08 10:45:08,073 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-12-08 10:45:08,073 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-12-08 10:45:08,354 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 10:45:08,355 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 10:45:08,355 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 10:45:08,355 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-08 10:45:08,355 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 10:45:08,355 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 10:45:08,355 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 10:45:08,356 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-08 10:45:08,356 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-08 10:45:08,356 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 10:45:08,357 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 10:45:08,357 INFO L497 LassoAnalysis]: Using template '4-phase'. [2018-12-08 10:45:08,357 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 10:45:08,357 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 10:45:08,357 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-08 10:45:08,358 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 10:45:08,358 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 10:45:08,358 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 10:45:08,358 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-08 10:45:08,358 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-08 10:45:08,358 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 10:45:08,359 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 10:45:08,359 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 10:45:08,359 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 10:45:08,359 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-08 10:45:08,359 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 10:45:08,359 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 10:45:08,360 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-08 10:45:08,361 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-12-08 10:45:08,361 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-12-08 10:45:08,378 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 10:45:08,378 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 10:45:08,379 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 10:45:08,379 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-08 10:45:08,379 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 10:45:08,379 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 10:45:08,379 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-08 10:45:08,381 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-12-08 10:45:08,382 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-12-08 10:45:09,049 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 10:45:09,049 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 10:45:09,050 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 10:45:09,050 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-08 10:45:09,050 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 10:45:09,050 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 10:45:09,051 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 10:45:09,051 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-08 10:45:09,051 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-08 10:45:09,052 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 10:45:09,052 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 10:45:09,052 INFO L497 LassoAnalysis]: Using template '2-lex'. [2018-12-08 10:45:09,053 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 10:45:09,053 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 10:45:09,053 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-08 10:45:09,053 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 10:45:09,053 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 10:45:09,053 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 10:45:09,053 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-08 10:45:09,054 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-08 10:45:09,054 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 10:45:09,055 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 10:45:09,055 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 10:45:09,056 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 10:45:09,056 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-08 10:45:09,056 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 10:45:09,056 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 10:45:09,056 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-08 10:45:09,058 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-12-08 10:45:09,058 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-12-08 10:45:09,064 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 10:45:09,064 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 10:45:09,064 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 10:45:09,064 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-08 10:45:09,064 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 10:45:09,064 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 10:45:09,064 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-08 10:45:09,065 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-12-08 10:45:09,066 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-12-08 10:45:09,080 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 10:45:09,081 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 10:45:09,081 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 10:45:09,081 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-08 10:45:09,081 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 10:45:09,081 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 10:45:09,081 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 10:45:09,081 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-08 10:45:09,082 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-08 10:45:09,082 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 10:45:09,082 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 10:45:09,082 INFO L497 LassoAnalysis]: Using template '3-lex'. [2018-12-08 10:45:09,083 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 10:45:09,083 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 10:45:09,083 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-08 10:45:09,083 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 10:45:09,083 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 10:45:09,083 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 10:45:09,083 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-08 10:45:09,084 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-08 10:45:09,084 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 10:45:09,084 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 10:45:09,085 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 10:45:09,085 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 10:45:09,085 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-08 10:45:09,085 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 10:45:09,085 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 10:45:09,085 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-08 10:45:09,087 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2018-12-08 10:45:09,087 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2018-12-08 10:45:09,103 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 10:45:09,103 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 10:45:09,103 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 10:45:09,103 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-08 10:45:09,104 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 10:45:09,104 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 10:45:09,104 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-08 10:45:09,105 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2018-12-08 10:45:09,106 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2018-12-08 10:45:09,208 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 10:45:09,208 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 10:45:09,209 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 10:45:09,209 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-08 10:45:09,209 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 10:45:09,209 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 10:45:09,209 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 10:45:09,209 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-08 10:45:09,210 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-08 10:45:09,210 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 10:45:09,211 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 10:45:09,211 INFO L488 BuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2018-12-08 10:45:09,211 INFO L794 eck$LassoCheckResult]: Stem: 3#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_#t~post0, main_~x~0, main_~y~0;main_~x~0 := 0;main_~y~0 := 1; 9#L11-2true assume !!(main_~x~0 % 4294967296 < 6);main_#t~post0 := main_~x~0;main_~x~0 := 1 + main_#t~post0;havoc main_#t~post0;main_~y~0 := 2 * main_~y~0; 9#L11-2true [2018-12-08 10:45:09,211 INFO L796 eck$LassoCheckResult]: Loop: 9#L11-2true assume !!(main_~x~0 % 4294967296 < 6);main_#t~post0 := main_~x~0;main_~x~0 := 1 + main_#t~post0;havoc main_#t~post0;main_~y~0 := 2 * main_~y~0; 9#L11-2true [2018-12-08 10:45:09,212 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 10:45:09,212 INFO L82 PathProgramCache]: Analyzing trace with hash 1002, now seen corresponding path program 2 times [2018-12-08 10:45:09,212 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-08 10:45:09,212 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-08 10:45:09,212 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 10:45:09,213 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 10:45:09,213 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 10:45:09,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-08 10:45:09,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-08 10:45:09,217 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 10:45:09,217 INFO L82 PathProgramCache]: Analyzing trace with hash 41, now seen corresponding path program 2 times [2018-12-08 10:45:09,218 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-08 10:45:09,218 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-08 10:45:09,218 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 10:45:09,218 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-12-08 10:45:09,218 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 10:45:09,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-08 10:45:09,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-08 10:45:09,222 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 10:45:09,222 INFO L82 PathProgramCache]: Analyzing trace with hash 31072, now seen corresponding path program 3 times [2018-12-08 10:45:09,222 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-08 10:45:09,222 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-08 10:45:09,222 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 10:45:09,222 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-12-08 10:45:09,222 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 10:45:09,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-08 10:45:09,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-08 10:45:09,248 INFO L216 LassoAnalysis]: Preferences: [2018-12-08 10:45:09,248 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-12-08 10:45:09,248 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-12-08 10:45:09,248 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-12-08 10:45:09,248 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2018-12-08 10:45:09,248 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-08 10:45:09,248 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-12-08 10:45:09,248 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-12-08 10:45:09,249 INFO L131 ssoRankerPreferences]: Filename of dumped script: underapprox_false-unreach-call1_true-termination.i_Iteration1_Loop [2018-12-08 10:45:09,249 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-12-08 10:45:09,249 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-12-08 10:45:09,250 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-08 10:45:09,251 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-08 10:45:09,259 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-08 10:45:09,308 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-12-08 10:45:09,308 INFO L412 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_27ac56a6-5b01-42cc-bfd3-a24f78aac6c2/bin-2019/uautomizer/z3 Starting monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-08 10:45:09,311 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-12-08 10:45:09,311 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-12-08 10:45:09,314 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-12-08 10:45:09,314 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_27ac56a6-5b01-42cc-bfd3-a24f78aac6c2/bin-2019/uautomizer/z3 Starting monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-08 10:45:09,335 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-12-08 10:45:09,335 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_27ac56a6-5b01-42cc-bfd3-a24f78aac6c2/bin-2019/uautomizer/z3 Starting monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-08 10:45:09,362 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-12-08 10:45:09,363 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-12-08 10:45:22,106 INFO L450 LassoAnalysis]: Proving nontermination failed: SMT Solver returned 'unknown'. [2018-12-08 10:45:22,112 INFO L216 LassoAnalysis]: Preferences: [2018-12-08 10:45:22,112 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-12-08 10:45:22,112 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-12-08 10:45:22,112 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-12-08 10:45:22,112 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-12-08 10:45:22,112 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-08 10:45:22,112 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-12-08 10:45:22,112 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-12-08 10:45:22,112 INFO L131 ssoRankerPreferences]: Filename of dumped script: underapprox_false-unreach-call1_true-termination.i_Iteration1_Loop [2018-12-08 10:45:22,113 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-12-08 10:45:22,113 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-12-08 10:45:22,113 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-08 10:45:22,115 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-08 10:45:22,119 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-08 10:45:22,147 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-12-08 10:45:22,147 INFO L497 LassoAnalysis]: Using template 'affine'. [2018-12-08 10:45:22,148 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 10:45:22,148 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 10:45:22,148 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 10:45:22,148 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 10:45:22,149 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 10:45:22,149 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-08 10:45:22,149 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-08 10:45:22,149 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 10:45:22,150 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 10:45:22,150 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 10:45:22,151 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 10:45:22,151 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 10:45:22,151 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 10:45:22,151 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 10:45:22,151 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-08 10:45:22,151 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-08 10:45:22,151 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 10:45:22,153 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 10:45:22,154 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 10:45:22,154 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 10:45:22,154 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 10:45:22,154 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 10:45:22,154 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 10:45:22,154 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-08 10:45:22,155 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-08 10:45:22,155 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 10:45:22,155 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 10:45:22,155 INFO L497 LassoAnalysis]: Using template '2-nested'. [2018-12-08 10:45:22,156 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 10:45:22,156 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 10:45:22,156 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 10:45:22,156 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 10:45:22,156 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 10:45:22,156 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-08 10:45:22,157 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-08 10:45:22,157 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 10:45:22,157 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 10:45:22,157 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 10:45:22,158 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 10:45:22,158 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 10:45:22,158 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 10:45:22,158 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 10:45:22,158 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-08 10:45:22,159 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-08 10:45:22,159 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 10:45:22,160 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 10:45:22,161 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 10:45:22,161 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 10:45:22,161 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 10:45:22,161 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 10:45:22,161 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 10:45:22,161 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-08 10:45:22,162 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-08 10:45:22,162 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 10:45:22,162 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 10:45:22,162 INFO L497 LassoAnalysis]: Using template '3-nested'. [2018-12-08 10:45:22,163 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 10:45:22,163 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 10:45:22,163 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 10:45:22,163 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 10:45:22,163 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 10:45:22,163 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-08 10:45:22,164 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-08 10:45:22,164 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 10:45:22,164 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 10:45:22,165 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 10:45:22,165 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 10:45:22,165 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 10:45:22,165 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 10:45:22,165 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 10:45:22,165 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-08 10:45:22,166 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-08 10:45:22,166 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 10:45:22,167 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 10:45:22,168 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 10:45:22,168 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 10:45:22,168 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 10:45:22,168 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 10:45:22,169 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 10:45:22,169 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-08 10:45:22,169 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-08 10:45:22,169 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 10:45:22,170 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 10:45:22,170 INFO L497 LassoAnalysis]: Using template '4-nested'. [2018-12-08 10:45:22,170 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 10:45:22,170 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 10:45:22,171 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 10:45:22,171 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 10:45:22,171 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 10:45:22,171 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-08 10:45:22,171 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-08 10:45:22,171 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 10:45:22,171 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 10:45:22,172 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 10:45:22,172 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 10:45:22,172 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 10:45:22,172 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 10:45:22,172 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 10:45:22,172 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-08 10:45:22,173 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-08 10:45:22,173 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 10:45:22,175 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 10:45:22,175 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 10:45:22,175 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 10:45:22,176 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 10:45:22,176 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 10:45:22,176 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 10:45:22,176 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-08 10:45:22,176 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-08 10:45:22,176 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 10:45:22,177 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 10:45:22,177 INFO L497 LassoAnalysis]: Using template '2-phase'. [2018-12-08 10:45:22,177 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 10:45:22,178 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 10:45:22,178 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-08 10:45:22,178 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 10:45:22,178 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 10:45:22,178 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 10:45:22,178 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-08 10:45:22,179 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-08 10:45:22,179 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 10:45:22,179 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 10:45:22,179 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 10:45:22,180 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 10:45:22,180 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-08 10:45:22,180 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 10:45:22,180 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 10:45:22,180 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 10:45:22,180 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-08 10:45:22,180 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-08 10:45:22,180 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 10:45:22,185 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 10:45:22,186 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 10:45:22,186 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 10:45:22,186 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-08 10:45:22,186 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 10:45:22,186 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 10:45:22,186 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 10:45:22,186 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-08 10:45:22,187 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-08 10:45:22,187 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 10:45:22,187 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 10:45:22,187 INFO L497 LassoAnalysis]: Using template '3-phase'. [2018-12-08 10:45:22,187 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 10:45:22,188 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 10:45:22,188 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-08 10:45:22,188 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 10:45:22,188 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 10:45:22,188 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 10:45:22,188 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-08 10:45:22,188 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-08 10:45:22,188 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 10:45:22,189 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 10:45:22,189 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 10:45:22,189 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 10:45:22,190 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-08 10:45:22,190 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 10:45:22,190 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 10:45:22,190 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 10:45:22,190 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-08 10:45:22,190 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-08 10:45:22,190 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 10:45:22,196 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 10:45:22,196 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 10:45:22,196 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 10:45:22,196 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-08 10:45:22,196 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 10:45:22,197 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 10:45:22,197 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 10:45:22,197 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-08 10:45:22,197 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-08 10:45:22,197 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 10:45:22,198 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 10:45:22,199 INFO L497 LassoAnalysis]: Using template '4-phase'. [2018-12-08 10:45:22,199 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 10:45:22,199 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 10:45:22,199 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-08 10:45:22,199 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 10:45:22,199 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 10:45:22,199 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 10:45:22,199 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-08 10:45:22,200 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-08 10:45:22,200 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 10:45:22,200 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 10:45:22,201 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 10:45:22,201 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 10:45:22,201 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-08 10:45:22,201 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 10:45:22,201 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 10:45:22,201 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 10:45:22,201 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-08 10:45:22,202 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-08 10:45:22,202 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 10:45:22,217 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 10:45:22,217 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 10:45:22,218 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 10:45:22,218 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-08 10:45:22,218 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 10:45:22,218 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 10:45:22,218 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 10:45:22,218 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-08 10:45:22,221 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-08 10:45:22,221 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 10:45:22,222 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 10:45:22,222 INFO L497 LassoAnalysis]: Using template '2-lex'. [2018-12-08 10:45:22,223 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 10:45:22,223 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 10:45:22,223 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-08 10:45:22,223 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 10:45:22,223 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 10:45:22,223 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 10:45:22,224 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-08 10:45:22,224 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-08 10:45:22,224 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 10:45:22,225 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 10:45:22,225 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 10:45:22,226 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 10:45:22,226 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-08 10:45:22,226 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 10:45:22,226 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 10:45:22,226 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 10:45:22,226 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-08 10:45:22,227 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-08 10:45:22,227 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 10:45:22,229 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 10:45:22,229 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 10:45:22,230 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 10:45:22,230 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-08 10:45:22,230 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 10:45:22,230 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 10:45:22,230 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 10:45:22,230 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-08 10:45:22,231 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-08 10:45:22,231 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 10:45:22,233 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 10:45:22,233 INFO L497 LassoAnalysis]: Using template '3-lex'. [2018-12-08 10:45:22,233 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 10:45:22,234 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 10:45:22,234 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-08 10:45:22,234 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 10:45:22,234 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 10:45:22,234 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 10:45:22,234 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-08 10:45:22,235 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-08 10:45:22,235 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 10:45:22,237 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 10:45:22,237 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 10:45:22,237 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 10:45:22,237 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-08 10:45:22,238 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 10:45:22,238 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 10:45:22,238 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 10:45:22,238 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-08 10:45:22,239 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-08 10:45:22,239 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 10:45:22,244 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 10:45:22,244 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 10:45:22,245 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 10:45:22,245 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-08 10:45:22,245 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 10:45:22,245 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 10:45:22,245 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 10:45:22,245 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-08 10:45:22,246 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-08 10:45:22,246 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 10:45:22,251 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 10:45:22,276 INFO L216 LassoAnalysis]: Preferences: [2018-12-08 10:45:22,276 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-12-08 10:45:22,276 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-12-08 10:45:22,276 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-12-08 10:45:22,276 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2018-12-08 10:45:22,277 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-08 10:45:22,277 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-12-08 10:45:22,277 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-12-08 10:45:22,277 INFO L131 ssoRankerPreferences]: Filename of dumped script: underapprox_false-unreach-call1_true-termination.i_Iteration1_Lasso [2018-12-08 10:45:22,277 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-12-08 10:45:22,277 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-12-08 10:45:22,278 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-08 10:45:22,280 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-08 10:45:22,291 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-08 10:45:22,298 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-08 10:45:22,334 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-12-08 10:45:22,335 INFO L412 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_27ac56a6-5b01-42cc-bfd3-a24f78aac6c2/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 [2018-12-08 10:45:22,337 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-12-08 10:45:22,337 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_27ac56a6-5b01-42cc-bfd3-a24f78aac6c2/bin-2019/uautomizer/z3 Starting monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-08 10:45:22,355 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-12-08 10:45:22,355 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-12-08 10:45:22,364 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-12-08 10:45:22,364 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~y~0=0} Honda state: {ULTIMATE.start_main_~y~0=2} Generalized eigenvectors: [{ULTIMATE.start_main_~y~0=7}, {ULTIMATE.start_main_~y~0=3}, {ULTIMATE.start_main_~y~0=-8}] Lambdas: [2, 2, 2] Nus: [0, 0] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_27ac56a6-5b01-42cc-bfd3-a24f78aac6c2/bin-2019/uautomizer/z3 Starting monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-08 10:45:22,379 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-12-08 10:45:22,379 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_27ac56a6-5b01-42cc-bfd3-a24f78aac6c2/bin-2019/uautomizer/z3 Starting monitored process 16 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 16 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-08 10:45:22,396 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-12-08 10:45:22,396 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-12-08 10:45:34,437 INFO L450 LassoAnalysis]: Proving nontermination failed: SMT Solver returned 'unknown'. [2018-12-08 10:45:34,442 INFO L216 LassoAnalysis]: Preferences: [2018-12-08 10:45:34,442 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-12-08 10:45:34,442 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-12-08 10:45:34,442 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-12-08 10:45:34,442 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-12-08 10:45:34,442 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-08 10:45:34,442 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-12-08 10:45:34,442 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-12-08 10:45:34,443 INFO L131 ssoRankerPreferences]: Filename of dumped script: underapprox_false-unreach-call1_true-termination.i_Iteration1_Lasso [2018-12-08 10:45:34,443 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-12-08 10:45:34,443 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-12-08 10:45:34,443 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-08 10:45:34,447 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-08 10:45:34,453 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-08 10:45:34,454 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-08 10:45:34,492 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-12-08 10:45:34,492 INFO L497 LassoAnalysis]: Using template 'affine'. [2018-12-08 10:45:34,492 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 10:45:34,493 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 10:45:34,493 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 10:45:34,493 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 10:45:34,493 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-08 10:45:34,493 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-08 10:45:34,493 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-12-08 10:45:34,496 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 10:45:34,496 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 10:45:34,496 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 10:45:34,496 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 10:45:34,496 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 10:45:34,496 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-08 10:45:34,497 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-08 10:45:34,497 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-12-08 10:45:34,499 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 10:45:34,499 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 10:45:34,499 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 10:45:34,500 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 10:45:34,500 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 10:45:34,500 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 10:45:34,500 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-08 10:45:34,500 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-08 10:45:34,500 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 10:45:34,500 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 10:45:34,500 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 10:45:34,501 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 10:45:34,501 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 10:45:34,501 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 10:45:34,501 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 10:45:34,501 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-08 10:45:34,501 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-08 10:45:34,501 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 10:45:34,501 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 10:45:34,501 INFO L497 LassoAnalysis]: Using template '2-nested'. [2018-12-08 10:45:34,501 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 10:45:34,502 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 10:45:34,502 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 10:45:34,502 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 10:45:34,502 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-08 10:45:34,502 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-12-08 10:45:34,502 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-12-08 10:45:34,506 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 10:45:34,506 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 10:45:34,507 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 10:45:34,507 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 10:45:34,507 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 10:45:34,507 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-08 10:45:34,507 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-12-08 10:45:34,508 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-12-08 10:45:34,511 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 10:45:34,511 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 10:45:34,511 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 10:45:34,511 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 10:45:34,511 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 10:45:34,512 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 10:45:34,512 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-08 10:45:34,512 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-08 10:45:34,512 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 10:45:34,512 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 10:45:34,512 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 10:45:34,512 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 10:45:34,512 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 10:45:34,513 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 10:45:34,513 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 10:45:34,513 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-08 10:45:34,513 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-08 10:45:34,513 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 10:45:34,513 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 10:45:34,513 INFO L497 LassoAnalysis]: Using template '3-nested'. [2018-12-08 10:45:34,513 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 10:45:34,514 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 10:45:34,514 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 10:45:34,514 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 10:45:34,514 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-08 10:45:34,514 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-12-08 10:45:34,514 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-12-08 10:45:34,524 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 10:45:34,524 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 10:45:34,525 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 10:45:34,525 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 10:45:34,525 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 10:45:34,525 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-08 10:45:34,526 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-12-08 10:45:34,526 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-12-08 10:45:34,529 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 10:45:34,530 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 10:45:34,530 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 10:45:34,530 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 10:45:34,530 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 10:45:34,530 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 10:45:34,530 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-08 10:45:34,530 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-08 10:45:34,530 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 10:45:34,531 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 10:45:34,531 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 10:45:34,531 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 10:45:34,531 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 10:45:34,531 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 10:45:34,531 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 10:45:34,531 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-08 10:45:34,531 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-08 10:45:34,531 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 10:45:34,532 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 10:45:34,532 INFO L497 LassoAnalysis]: Using template '4-nested'. [2018-12-08 10:45:34,532 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 10:45:34,532 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 10:45:34,532 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 10:45:34,532 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 10:45:34,532 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-08 10:45:34,533 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-12-08 10:45:34,533 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-12-08 10:45:34,548 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 10:45:34,548 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 10:45:34,548 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 10:45:34,548 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 10:45:34,548 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 10:45:34,548 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-08 10:45:34,549 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-12-08 10:45:34,549 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-12-08 10:45:34,554 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 10:45:34,554 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 10:45:34,554 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 10:45:34,554 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 10:45:34,554 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 10:45:34,554 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 10:45:34,555 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-08 10:45:34,555 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-08 10:45:34,555 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 10:45:34,555 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 10:45:34,555 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 10:45:34,555 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 10:45:34,555 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 10:45:34,556 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 10:45:34,556 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 10:45:34,556 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-08 10:45:34,556 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-08 10:45:34,556 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 10:45:34,556 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 10:45:34,556 INFO L497 LassoAnalysis]: Using template '2-phase'. [2018-12-08 10:45:34,556 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 10:45:34,557 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 10:45:34,557 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-08 10:45:34,557 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 10:45:34,557 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 10:45:34,557 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-08 10:45:34,558 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-12-08 10:45:34,558 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-12-08 10:45:34,589 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 10:45:34,589 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 10:45:34,589 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 10:45:34,589 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-08 10:45:34,590 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 10:45:34,590 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 10:45:34,590 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-08 10:45:34,590 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-12-08 10:45:34,590 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-12-08 10:45:34,602 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 10:45:34,602 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 10:45:34,602 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 10:45:34,602 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-08 10:45:34,602 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 10:45:34,603 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 10:45:34,603 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 10:45:34,603 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-08 10:45:34,603 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-08 10:45:34,603 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 10:45:34,603 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 10:45:34,603 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 [2018-12-08 10:45:34,604 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 10:45:34,604 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-08 10:45:34,604 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 10:45:34,604 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 10:45:34,604 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 10:45:34,604 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-08 10:45:34,604 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-08 10:45:34,604 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 10:45:34,604 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 10:45:34,604 INFO L497 LassoAnalysis]: Using template '3-phase'. [2018-12-08 10:45:34,605 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 10:45:34,605 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 10:45:34,605 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-08 10:45:34,605 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 10:45:34,605 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 10:45:34,605 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-08 10:45:34,606 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-12-08 10:45:34,606 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-12-08 10:45:34,831 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 10:45:34,831 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 10:45:34,832 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 10:45:34,832 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-08 10:45:34,832 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 10:45:34,832 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 10:45:34,832 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-08 10:45:34,833 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-12-08 10:45:34,833 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-12-08 10:45:34,848 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 10:45:34,848 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 10:45:34,849 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 10:45:34,849 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-08 10:45:34,849 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 10:45:34,849 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 10:45:34,849 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 10:45:34,849 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-08 10:45:34,850 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-08 10:45:34,850 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 10:45:34,850 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 10:45:34,850 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 10:45:34,851 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 10:45:34,851 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-08 10:45:34,851 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 10:45:34,851 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 10:45:34,851 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 10:45:34,851 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-08 10:45:34,851 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-08 10:45:34,851 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 10:45:34,852 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 10:45:34,852 INFO L497 LassoAnalysis]: Using template '4-phase'. [2018-12-08 10:45:34,852 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 10:45:34,852 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 10:45:34,852 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-08 10:45:34,852 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 10:45:34,852 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 10:45:34,852 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-08 10:45:34,854 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-12-08 10:45:34,855 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-12-08 10:45:35,338 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 10:45:35,339 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 10:45:35,339 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 10:45:35,339 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-08 10:45:35,339 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 10:45:35,339 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 10:45:35,339 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-08 10:45:35,341 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-12-08 10:45:35,341 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-12-08 10:45:35,371 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 10:45:35,371 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 10:45:35,372 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 10:45:35,372 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-08 10:45:35,372 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 10:45:35,372 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 10:45:35,372 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 10:45:35,372 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-08 10:45:35,373 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-08 10:45:35,373 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 10:45:35,373 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 10:45:35,373 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 10:45:35,374 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 10:45:35,374 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-08 10:45:35,374 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 10:45:35,374 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 10:45:35,374 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 10:45:35,374 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-08 10:45:35,375 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-08 10:45:35,375 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 10:45:35,375 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 10:45:35,375 INFO L497 LassoAnalysis]: Using template '2-lex'. [2018-12-08 10:45:35,375 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 10:45:35,376 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 10:45:35,376 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-08 10:45:35,376 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 10:45:35,376 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 10:45:35,376 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-08 10:45:35,377 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-12-08 10:45:35,377 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-12-08 10:45:35,390 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 10:45:35,391 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 10:45:35,391 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 10:45:35,391 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-08 10:45:35,391 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 10:45:35,391 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 10:45:35,391 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-08 10:45:35,392 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-12-08 10:45:35,392 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-12-08 10:45:35,402 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 10:45:35,402 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 10:45:35,402 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 10:45:35,402 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-08 10:45:35,402 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 10:45:35,403 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 10:45:35,403 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 10:45:35,403 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-08 10:45:35,403 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-08 10:45:35,403 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 10:45:35,404 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 10:45:35,404 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 10:45:35,404 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 10:45:35,404 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-08 10:45:35,405 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 10:45:35,405 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 10:45:35,405 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 10:45:35,405 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-08 10:45:35,405 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-08 10:45:35,405 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 10:45:35,406 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 10:45:35,406 INFO L497 LassoAnalysis]: Using template '3-lex'. [2018-12-08 10:45:35,406 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 10:45:35,406 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 10:45:35,406 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-08 10:45:35,406 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 10:45:35,406 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 10:45:35,407 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-08 10:45:35,408 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2018-12-08 10:45:35,408 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2018-12-08 10:45:35,541 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 10:45:35,541 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 10:45:35,541 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 10:45:35,542 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-08 10:45:35,542 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 10:45:35,542 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 10:45:35,542 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-08 10:45:35,543 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2018-12-08 10:45:35,543 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2018-12-08 10:45:35,564 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 10:45:35,564 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 10:45:35,564 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 10:45:35,564 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-08 10:45:35,565 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 10:45:35,565 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 10:45:35,565 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 10:45:35,565 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-08 10:45:35,565 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-08 10:45:35,565 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 10:45:35,567 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 10:45:35,567 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 10:45:35,567 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-08 10:45:35,567 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-08 10:45:35,567 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 10:45:35,568 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 10:45:35,568 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 10:45:35,568 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-08 10:45:35,568 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-08 10:45:35,568 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 10:45:35,569 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 10:45:35,574 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 08.12 10:45:35 BoogieIcfgContainer [2018-12-08 10:45:35,574 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2018-12-08 10:45:35,575 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-08 10:45:35,575 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-08 10:45:35,575 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-08 10:45:35,575 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 10:44:38" (3/4) ... [2018-12-08 10:45:35,578 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-12-08 10:45:35,578 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-08 10:45:35,579 INFO L168 Benchmark]: Toolchain (without parser) took 56866.05 ms. Allocated memory was 1.0 GB in the beginning and 1.5 GB in the end (delta: 460.8 MB). Free memory was 962.4 MB in the beginning and 1.4 GB in the end (delta: -423.7 MB). Peak memory consumption was 37.2 MB. Max. memory is 11.5 GB. [2018-12-08 10:45:35,580 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-08 10:45:35,580 INFO L168 Benchmark]: CACSL2BoogieTranslator took 124.18 ms. Allocated memory is still 1.0 GB. Free memory was 962.4 MB in the beginning and 950.6 MB in the end (delta: 11.8 MB). Peak memory consumption was 11.8 MB. Max. memory is 11.5 GB. [2018-12-08 10:45:35,580 INFO L168 Benchmark]: Boogie Procedure Inliner took 17.26 ms. Allocated memory is still 1.0 GB. Free memory is still 950.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-08 10:45:35,581 INFO L168 Benchmark]: Boogie Preprocessor took 37.31 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 132.6 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -173.8 MB). Peak memory consumption was 12.9 MB. Max. memory is 11.5 GB. [2018-12-08 10:45:35,581 INFO L168 Benchmark]: RCFGBuilder took 98.03 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 11.4 MB). Peak memory consumption was 11.4 MB. Max. memory is 11.5 GB. [2018-12-08 10:45:35,581 INFO L168 Benchmark]: BuchiAutomizer took 56582.96 ms. Allocated memory was 1.2 GB in the beginning and 1.5 GB in the end (delta: 328.2 MB). Free memory was 1.1 GB in the beginning and 1.4 GB in the end (delta: -273.1 MB). Peak memory consumption was 624.2 MB. Max. memory is 11.5 GB. [2018-12-08 10:45:35,582 INFO L168 Benchmark]: Witness Printer took 3.47 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-08 10:45:35,584 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 124.18 ms. Allocated memory is still 1.0 GB. Free memory was 962.4 MB in the beginning and 950.6 MB in the end (delta: 11.8 MB). Peak memory consumption was 11.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 17.26 ms. Allocated memory is still 1.0 GB. Free memory is still 950.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 37.31 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 132.6 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -173.8 MB). Peak memory consumption was 12.9 MB. Max. memory is 11.5 GB. * RCFGBuilder took 98.03 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 11.4 MB). Peak memory consumption was 11.4 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 56582.96 ms. Allocated memory was 1.2 GB in the beginning and 1.5 GB in the end (delta: 328.2 MB). Free memory was 1.1 GB in the beginning and 1.4 GB in the end (delta: -273.1 MB). Peak memory consumption was 624.2 MB. Max. memory is 11.5 GB. * Witness Printer took 3.47 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 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 56.5s and 1 iterations. TraceHistogramMax:1. Analysis of lassos took 56.5s. Construction of modules took 0.0s. Büchi inclusion checks took 0.0s. Highest rank in rank-based complementation 0. Minimization of det autom 0. Minimization of nondet autom 0. Automata minimization No data available. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [0, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: No data available LassoAnalysisResults: nont0 unkn1 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: Lassos: inital20 mio100 ax100 hnf100 lsp65 ukn100 mio100 lsp100 div401 bol100 ite100 ukn100 eq146 hnf49 smp92 dnf100 smp100 tf103 neg100 sie105 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 3 Time: 134ms VariablesStem: 1 VariablesLoop: 2 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 6 MotzkinApplications: 18 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 1 LassoNonterminationAnalysisSatUnbounded: 1 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 2 LassoNonterminationAnalysisTime: 24.8s - TerminationAnalysisResult: Unable to decide termination Buchi Automizer is unable to decide termination for the following lasso. Stem: "havoc main_#res;havoc main_#t~post0, main_~x~0, main_~y~0;main_~x~0 := 0;main_~y~0 := 1;" "assume !!(main_~x~0 % 4294967296 < 6);main_#t~post0 := main_~x~0;main_~x~0 := 1 + main_#t~post0;havoc main_#t~post0;main_~y~0 := 2 * main_~y~0;" Loop: "assume !!(main_~x~0 % 4294967296 < 6);main_#t~post0 := main_~x~0;main_~x~0 := 1 + main_#t~post0;havoc main_#t~post0;main_~y~0 := 2 * main_~y~0;" RESULT: Ultimate could not prove your program: unable to determine termination Received shutdown request...