./Ultimate.py --spec ../../sv-benchmarks/c/Termination.prp --file ../../sv-benchmarks/c/loop-acceleration/functions_false-unreach-call1_true-termination.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_e1848489-98e7-4300-b5ef-6000fc741592/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_e1848489-98e7-4300-b5ef-6000fc741592/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_e1848489-98e7-4300-b5ef-6000fc741592/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_e1848489-98e7-4300-b5ef-6000fc741592/bin-2019/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/loop-acceleration/functions_false-unreach-call1_true-termination.i -s /tmp/vcloud-vcloud-master/worker/working_dir_e1848489-98e7-4300-b5ef-6000fc741592/bin-2019/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_e1848489-98e7-4300-b5ef-6000fc741592/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 b863c06e3a705bd271aead006d68e66fa05ed392 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-11-09 23:29:14,647 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-09 23:29:14,648 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-09 23:29:14,654 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-09 23:29:14,655 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-09 23:29:14,655 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-09 23:29:14,656 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-09 23:29:14,657 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-09 23:29:14,658 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-09 23:29:14,659 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-09 23:29:14,659 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-09 23:29:14,660 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-09 23:29:14,660 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-09 23:29:14,661 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-09 23:29:14,661 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-09 23:29:14,662 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-09 23:29:14,662 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-09 23:29:14,663 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-09 23:29:14,664 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-09 23:29:14,665 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-09 23:29:14,666 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-09 23:29:14,666 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-09 23:29:14,668 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-09 23:29:14,668 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-09 23:29:14,668 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-09 23:29:14,669 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-09 23:29:14,669 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-09 23:29:14,670 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-09 23:29:14,670 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-09 23:29:14,671 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-09 23:29:14,671 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-09 23:29:14,671 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-09 23:29:14,671 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-09 23:29:14,671 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-09 23:29:14,672 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-09 23:29:14,672 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-09 23:29:14,672 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_e1848489-98e7-4300-b5ef-6000fc741592/bin-2019/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf [2018-11-09 23:29:14,680 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-09 23:29:14,681 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-09 23:29:14,681 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-09 23:29:14,682 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-09 23:29:14,682 INFO L133 SettingsManager]: * Use SBE=true [2018-11-09 23:29:14,682 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2018-11-09 23:29:14,682 INFO L133 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2018-11-09 23:29:14,682 INFO L133 SettingsManager]: * Use old map elimination=false [2018-11-09 23:29:14,682 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false [2018-11-09 23:29:14,682 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true [2018-11-09 23:29:14,683 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2018-11-09 23:29:14,683 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-09 23:29:14,683 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-09 23:29:14,683 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-11-09 23:29:14,683 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-09 23:29:14,683 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-09 23:29:14,683 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-09 23:29:14,683 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2018-11-09 23:29:14,684 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2018-11-09 23:29:14,684 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2018-11-09 23:29:14,684 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-09 23:29:14,684 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-09 23:29:14,684 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false [2018-11-09 23:29:14,684 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2018-11-09 23:29:14,684 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-09 23:29:14,684 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-09 23:29:14,685 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2018-11-09 23:29:14,685 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-09 23:29:14,685 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-09 23:29:14,685 INFO L133 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2018-11-09 23:29:14,686 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-11-09 23:29:14,686 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_e1848489-98e7-4300-b5ef-6000fc741592/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 -> b863c06e3a705bd271aead006d68e66fa05ed392 [2018-11-09 23:29:14,709 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-09 23:29:14,718 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-09 23:29:14,720 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-09 23:29:14,721 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-09 23:29:14,722 INFO L276 PluginConnector]: CDTParser initialized [2018-11-09 23:29:14,722 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_e1848489-98e7-4300-b5ef-6000fc741592/bin-2019/uautomizer/../../sv-benchmarks/c/loop-acceleration/functions_false-unreach-call1_true-termination.i [2018-11-09 23:29:14,769 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e1848489-98e7-4300-b5ef-6000fc741592/bin-2019/uautomizer/data/f3874df51/be81e68f761348df9080b085b2d32b7d/FLAG0079c61f2 [2018-11-09 23:29:15,157 INFO L298 CDTParser]: Found 1 translation units. [2018-11-09 23:29:15,157 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_e1848489-98e7-4300-b5ef-6000fc741592/sv-benchmarks/c/loop-acceleration/functions_false-unreach-call1_true-termination.i [2018-11-09 23:29:15,161 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e1848489-98e7-4300-b5ef-6000fc741592/bin-2019/uautomizer/data/f3874df51/be81e68f761348df9080b085b2d32b7d/FLAG0079c61f2 [2018-11-09 23:29:15,171 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_e1848489-98e7-4300-b5ef-6000fc741592/bin-2019/uautomizer/data/f3874df51/be81e68f761348df9080b085b2d32b7d [2018-11-09 23:29:15,174 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-09 23:29:15,175 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-09 23:29:15,176 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-09 23:29:15,176 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-09 23:29:15,179 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-09 23:29:15,180 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 11:29:15" (1/1) ... [2018-11-09 23:29:15,182 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@12305cee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 11:29:15, skipping insertion in model container [2018-11-09 23:29:15,182 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 11:29:15" (1/1) ... [2018-11-09 23:29:15,190 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-09 23:29:15,205 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-09 23:29:15,304 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-09 23:29:15,306 INFO L189 MainTranslator]: Completed pre-run [2018-11-09 23:29:15,314 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-09 23:29:15,322 INFO L193 MainTranslator]: Completed translation [2018-11-09 23:29:15,323 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 11:29:15 WrapperNode [2018-11-09 23:29:15,323 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-09 23:29:15,323 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-09 23:29:15,323 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-09 23:29:15,323 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-09 23:29:15,328 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 11:29:15" (1/1) ... [2018-11-09 23:29:15,331 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 11:29:15" (1/1) ... [2018-11-09 23:29:15,340 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-09 23:29:15,340 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-09 23:29:15,340 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-09 23:29:15,340 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-09 23:29:15,345 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 11:29:15" (1/1) ... [2018-11-09 23:29:15,345 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 11:29:15" (1/1) ... [2018-11-09 23:29:15,346 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 11:29:15" (1/1) ... [2018-11-09 23:29:15,346 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 11:29:15" (1/1) ... [2018-11-09 23:29:15,347 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 11:29:15" (1/1) ... [2018-11-09 23:29:15,349 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 11:29:15" (1/1) ... [2018-11-09 23:29:15,350 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 11:29:15" (1/1) ... [2018-11-09 23:29:15,351 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-09 23:29:15,351 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-09 23:29:15,351 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-09 23:29:15,351 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-09 23:29:15,351 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 11:29:15" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e1848489-98e7-4300-b5ef-6000fc741592/bin-2019/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-09 23:29:15,429 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-09 23:29:15,429 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-09 23:29:15,510 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-09 23:29:15,510 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 11:29:15 BoogieIcfgContainer [2018-11-09 23:29:15,511 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-09 23:29:15,511 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2018-11-09 23:29:15,511 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2018-11-09 23:29:15,514 INFO L276 PluginConnector]: BuchiAutomizer initialized [2018-11-09 23:29:15,515 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-09 23:29:15,515 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 09.11 11:29:15" (1/3) ... [2018-11-09 23:29:15,515 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@e4b8cae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 09.11 11:29:15, skipping insertion in model container [2018-11-09 23:29:15,515 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-09 23:29:15,515 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 11:29:15" (2/3) ... [2018-11-09 23:29:15,516 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@e4b8cae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 09.11 11:29:15, skipping insertion in model container [2018-11-09 23:29:15,516 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-09 23:29:15,516 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 11:29:15" (3/3) ... [2018-11-09 23:29:15,517 INFO L375 chiAutomizerObserver]: Analyzing ICFG functions_false-unreach-call1_true-termination.i [2018-11-09 23:29:15,558 INFO L135 ementStrategyFactory]: Using default assertion order modulation [2018-11-09 23:29:15,558 INFO L374 BuchiCegarLoop]: Interprodecural is true [2018-11-09 23:29:15,559 INFO L375 BuchiCegarLoop]: Hoare is false [2018-11-09 23:29:15,559 INFO L376 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2018-11-09 23:29:15,559 INFO L377 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-09 23:29:15,559 INFO L378 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-09 23:29:15,559 INFO L379 BuchiCegarLoop]: Difference is false [2018-11-09 23:29:15,559 INFO L380 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-09 23:29:15,559 INFO L383 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2018-11-09 23:29:15,568 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 12 states. [2018-11-09 23:29:15,581 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2018-11-09 23:29:15,581 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-09 23:29:15,581 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-09 23:29:15,587 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2018-11-09 23:29:15,587 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2018-11-09 23:29:15,587 INFO L442 BuchiCegarLoop]: ======== Iteration 1============ [2018-11-09 23:29:15,587 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 12 states. [2018-11-09 23:29:15,588 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2018-11-09 23:29:15,588 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-09 23:29:15,588 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-09 23:29:15,588 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2018-11-09 23:29:15,588 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2018-11-09 23:29:15,594 INFO L793 eck$LassoCheckResult]: Stem: 5#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true; 3#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res;havoc main_#t~ret0, main_~x~0;main_~x~0 := 0; 4#L13-3true [2018-11-09 23:29:15,594 INFO L795 eck$LassoCheckResult]: Loop: 4#L13-3true assume true; 8#L13-1true assume !!(main_~x~0 % 4294967296 < 268435455);assume { :begin_inline_f } true;f_#in~z := main_~x~0;havoc f_#res;havoc f_~z;f_~z := f_#in~z;f_#res := f_~z + 2; 13#L9true main_#t~ret0 := f_#res;assume { :end_inline_f } true;main_~x~0 := main_#t~ret0;havoc main_#t~ret0; 4#L13-3true [2018-11-09 23:29:15,597 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-09 23:29:15,598 INFO L82 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 1 times [2018-11-09 23:29:15,599 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-09 23:29:15,599 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-09 23:29:15,628 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-09 23:29:15,628 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-09 23:29:15,628 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-09 23:29:15,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-09 23:29:15,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-09 23:29:15,653 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-09 23:29:15,653 INFO L82 PathProgramCache]: Analyzing trace with hash 35943, now seen corresponding path program 1 times [2018-11-09 23:29:15,653 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-09 23:29:15,653 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-09 23:29:15,654 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-09 23:29:15,654 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-09 23:29:15,654 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-09 23:29:15,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-09 23:29:15,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-09 23:29:15,670 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-09 23:29:15,670 INFO L82 PathProgramCache]: Analyzing trace with hash 28694885, now seen corresponding path program 1 times [2018-11-09 23:29:15,670 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-09 23:29:15,670 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-09 23:29:15,671 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-09 23:29:15,671 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-09 23:29:15,671 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-09 23:29:15,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-09 23:29:15,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-09 23:29:15,731 INFO L214 LassoAnalysis]: Preferences: [2018-11-09 23:29:15,732 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-09 23:29:15,732 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-09 23:29:15,732 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-09 23:29:15,732 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2018-11-09 23:29:15,732 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-09 23:29:15,732 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-09 23:29:15,733 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-09 23:29:15,733 INFO L131 ssoRankerPreferences]: Filename of dumped script: functions_false-unreach-call1_true-termination.i_Iteration1_Loop [2018-11-09 23:29:15,733 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-09 23:29:15,733 INFO L280 LassoAnalysis]: Starting lasso preprocessing... [2018-11-09 23:29:15,751 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-09 23:29:15,770 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-09 23:29:15,895 WARN L179 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 29 DAG size of output: 27 [2018-11-09 23:29:15,926 INFO L298 LassoAnalysis]: Preprocessing complete. [2018-11-09 23:29:15,927 INFO L410 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e1848489-98e7-4300-b5ef-6000fc741592/bin-2019/uautomizer/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-09 23:29:15,938 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-09 23:29:15,938 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-09 23:29:15,948 INFO L443 LassoAnalysis]: Proved nontermination for one component. [2018-11-09 23:29:15,948 INFO L446 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~ret0=0} Honda state: {ULTIMATE.start_main_#t~ret0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e1848489-98e7-4300-b5ef-6000fc741592/bin-2019/uautomizer/z3 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-09 23:29:15,964 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-09 23:29:15,965 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e1848489-98e7-4300-b5ef-6000fc741592/bin-2019/uautomizer/z3 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-09 23:29:16,183 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-11-09 23:29:16,183 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-09 23:29:28,300 INFO L448 LassoAnalysis]: Proving nontermination failed: SMT Solver returned 'unknown'. [2018-11-09 23:29:28,315 INFO L214 LassoAnalysis]: Preferences: [2018-11-09 23:29:28,315 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-09 23:29:28,315 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-09 23:29:28,315 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-09 23:29:28,315 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-11-09 23:29:28,316 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-09 23:29:28,316 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-09 23:29:28,316 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-09 23:29:28,316 INFO L131 ssoRankerPreferences]: Filename of dumped script: functions_false-unreach-call1_true-termination.i_Iteration1_Loop [2018-11-09 23:29:28,316 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-09 23:29:28,316 INFO L280 LassoAnalysis]: Starting lasso preprocessing... [2018-11-09 23:29:28,317 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-09 23:29:28,319 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-09 23:29:28,405 INFO L298 LassoAnalysis]: Preprocessing complete. [2018-11-09 23:29:28,408 INFO L496 LassoAnalysis]: Using template 'affine'. [2018-11-09 23:29:28,409 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 23:29:28,410 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-09 23:29:28,410 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 23:29:28,411 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 23:29:28,411 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 23:29:28,411 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-09 23:29:28,413 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-09 23:29:28,413 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 23:29:28,416 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 23:29:28,416 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 23:29:28,417 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-09 23:29:28,417 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 23:29:28,417 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 23:29:28,417 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 23:29:28,417 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-09 23:29:28,419 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-09 23:29:28,419 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 23:29:28,431 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 23:29:28,432 INFO L496 LassoAnalysis]: Using template '2-nested'. [2018-11-09 23:29:28,432 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 23:29:28,433 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-09 23:29:28,433 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 23:29:28,433 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 23:29:28,433 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 23:29:28,434 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-09 23:29:28,434 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-09 23:29:28,435 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 23:29:28,436 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 23:29:28,436 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 23:29:28,437 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-09 23:29:28,437 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 23:29:28,437 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 23:29:28,437 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 23:29:28,437 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-09 23:29:28,439 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-09 23:29:28,439 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 23:29:28,455 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 23:29:28,455 INFO L496 LassoAnalysis]: Using template '3-nested'. [2018-11-09 23:29:28,456 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 23:29:28,456 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-09 23:29:28,456 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 23:29:28,456 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 23:29:28,457 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 23:29:28,457 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-09 23:29:28,457 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-09 23:29:28,458 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 23:29:28,459 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 23:29:28,459 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 23:29:28,459 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-09 23:29:28,460 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 23:29:28,460 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 23:29:28,460 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 23:29:28,460 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-09 23:29:28,462 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-09 23:29:28,462 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 23:29:28,482 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 23:29:28,482 INFO L496 LassoAnalysis]: Using template '4-nested'. [2018-11-09 23:29:28,483 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 23:29:28,484 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-09 23:29:28,484 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 23:29:28,484 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 23:29:28,484 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 23:29:28,484 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-09 23:29:28,485 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-09 23:29:28,485 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 23:29:28,486 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 23:29:28,487 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 23:29:28,487 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-09 23:29:28,487 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 23:29:28,487 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 23:29:28,488 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 23:29:28,488 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-09 23:29:28,490 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-09 23:29:28,490 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 23:29:28,507 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 23:29:28,508 INFO L496 LassoAnalysis]: Using template '2-phase'. [2018-11-09 23:29:28,508 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 23:29:28,509 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-09 23:29:28,509 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-09 23:29:28,509 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 23:29:28,509 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 23:29:28,509 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 23:29:28,509 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-09 23:29:28,510 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-09 23:29:28,511 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 23:29:28,512 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 23:29:28,512 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 [2018-11-09 23:29:28,512 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-09 23:29:28,513 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-09 23:29:28,513 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 23:29:28,513 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 23:29:28,513 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 23:29:28,513 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-09 23:29:28,516 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-09 23:29:28,516 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 23:29:28,551 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 23:29:28,552 INFO L496 LassoAnalysis]: Using template '3-phase'. [2018-11-09 23:29:28,552 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 23:29:28,554 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-09 23:29:28,554 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-09 23:29:28,554 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 23:29:28,554 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 23:29:28,554 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 23:29:28,554 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-09 23:29:28,556 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-09 23:29:28,556 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 23:29:28,558 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 23:29:28,558 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 23:29:28,559 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-09 23:29:28,559 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-09 23:29:28,559 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 23:29:28,559 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 23:29:28,559 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 23:29:28,559 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-09 23:29:28,562 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-09 23:29:28,563 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 23:29:28,624 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 23:29:28,625 INFO L496 LassoAnalysis]: Using template '4-phase'. [2018-11-09 23:29:28,625 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 23:29:28,626 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-09 23:29:28,626 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-09 23:29:28,626 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 23:29:28,626 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 23:29:28,626 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 23:29:28,626 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-09 23:29:28,628 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-09 23:29:28,628 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 23:29:28,629 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 23:29:28,630 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 23:29:28,630 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-09 23:29:28,630 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-09 23:29:28,630 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 23:29:28,631 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 23:29:28,631 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 23:29:28,631 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-09 23:29:28,636 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-09 23:29:28,636 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 23:29:28,689 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 23:29:28,689 INFO L496 LassoAnalysis]: Using template '2-lex'. [2018-11-09 23:29:28,690 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 23:29:28,690 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-09 23:29:28,690 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-09 23:29:28,691 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 23:29:28,691 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 23:29:28,691 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 23:29:28,691 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-09 23:29:28,692 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-09 23:29:28,692 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 23:29:28,694 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 23:29:28,694 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 23:29:28,694 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-09 23:29:28,695 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-09 23:29:28,695 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 23:29:28,695 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 23:29:28,695 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 23:29:28,695 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-09 23:29:28,696 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-09 23:29:28,696 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 23:29:28,705 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 23:29:28,706 INFO L496 LassoAnalysis]: Using template '3-lex'. [2018-11-09 23:29:28,706 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 23:29:28,707 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-09 23:29:28,707 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-09 23:29:28,707 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 23:29:28,707 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 23:29:28,707 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 23:29:28,708 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-09 23:29:28,708 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-09 23:29:28,709 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 23:29:28,712 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 23:29:28,712 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 23:29:28,713 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-09 23:29:28,713 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-09 23:29:28,713 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 23:29:28,713 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 23:29:28,714 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 23:29:28,714 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-09 23:29:28,716 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-09 23:29:28,717 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 23:29:28,734 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 23:29:28,754 INFO L214 LassoAnalysis]: Preferences: [2018-11-09 23:29:28,754 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-09 23:29:28,754 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-09 23:29:28,755 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-09 23:29:28,755 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2018-11-09 23:29:28,755 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-09 23:29:28,755 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-09 23:29:28,755 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-09 23:29:28,755 INFO L131 ssoRankerPreferences]: Filename of dumped script: functions_false-unreach-call1_true-termination.i_Iteration1_Lasso [2018-11-09 23:29:28,755 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-09 23:29:28,755 INFO L280 LassoAnalysis]: Starting lasso preprocessing... [2018-11-09 23:29:28,756 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-09 23:29:28,759 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-09 23:29:28,761 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-09 23:29:28,852 INFO L298 LassoAnalysis]: Preprocessing complete. [2018-11-09 23:29:28,852 INFO L410 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e1848489-98e7-4300-b5ef-6000fc741592/bin-2019/uautomizer/z3 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-09 23:29:28,867 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-09 23:29:28,867 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-09 23:29:28,869 INFO L443 LassoAnalysis]: Proved nontermination for one component. [2018-11-09 23:29:28,870 INFO L446 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~ret0=0} Honda state: {ULTIMATE.start_main_#t~ret0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e1848489-98e7-4300-b5ef-6000fc741592/bin-2019/uautomizer/z3 Starting monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-09 23:29:28,903 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-09 23:29:28,903 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-09 23:29:28,906 INFO L443 LassoAnalysis]: Proved nontermination for one component. [2018-11-09 23:29:28,906 INFO L446 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#res=0} Honda state: {ULTIMATE.start_main_#res=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e1848489-98e7-4300-b5ef-6000fc741592/bin-2019/uautomizer/z3 Starting monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-09 23:29:28,924 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-09 23:29:28,924 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e1848489-98e7-4300-b5ef-6000fc741592/bin-2019/uautomizer/z3 Starting monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-09 23:29:28,959 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-11-09 23:29:28,959 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-09 23:29:41,080 INFO L448 LassoAnalysis]: Proving nontermination failed: SMT Solver returned 'unknown'. [2018-11-09 23:29:41,090 INFO L214 LassoAnalysis]: Preferences: [2018-11-09 23:29:41,091 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-09 23:29:41,091 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-09 23:29:41,091 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-09 23:29:41,091 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-11-09 23:29:41,091 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-09 23:29:41,091 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-09 23:29:41,091 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-09 23:29:41,091 INFO L131 ssoRankerPreferences]: Filename of dumped script: functions_false-unreach-call1_true-termination.i_Iteration1_Lasso [2018-11-09 23:29:41,091 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-09 23:29:41,091 INFO L280 LassoAnalysis]: Starting lasso preprocessing... [2018-11-09 23:29:41,093 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-09 23:29:41,107 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-09 23:29:41,109 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-09 23:29:41,221 INFO L298 LassoAnalysis]: Preprocessing complete. [2018-11-09 23:29:41,221 INFO L496 LassoAnalysis]: Using template 'affine'. [2018-11-09 23:29:41,221 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 23:29:41,222 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-09 23:29:41,222 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 23:29:41,222 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 23:29:41,222 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-09 23:29:41,224 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-09 23:29:41,224 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-09 23:29:41,236 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 23:29:41,237 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 [2018-11-09 23:29:41,237 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-09 23:29:41,237 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 23:29:41,239 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 23:29:41,239 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 23:29:41,239 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-09 23:29:41,239 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-09 23:29:41,239 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 23:29:41,240 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 23:29:41,240 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 23:29:41,240 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-09 23:29:41,240 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 23:29:41,241 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 23:29:41,241 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 23:29:41,241 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-09 23:29:41,241 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-09 23:29:41,241 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 23:29:41,242 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 23:29:41,242 INFO L496 LassoAnalysis]: Using template '2-nested'. [2018-11-09 23:29:41,242 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 23:29:41,242 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-09 23:29:41,243 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 23:29:41,244 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 23:29:41,244 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-09 23:29:41,247 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-09 23:29:41,247 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-09 23:29:41,261 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 23:29:41,261 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 23:29:41,261 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-09 23:29:41,262 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 23:29:41,262 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 23:29:41,262 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 23:29:41,262 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-09 23:29:41,262 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-09 23:29:41,262 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 23:29:41,263 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 23:29:41,263 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 23:29:41,263 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-09 23:29:41,264 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 23:29:41,264 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 23:29:41,264 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 23:29:41,264 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-09 23:29:41,264 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-09 23:29:41,264 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 23:29:41,265 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 23:29:41,265 INFO L496 LassoAnalysis]: Using template '3-nested'. [2018-11-09 23:29:41,265 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 23:29:41,266 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-09 23:29:41,266 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 23:29:41,266 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 23:29:41,266 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-09 23:29:41,269 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-09 23:29:41,269 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-09 23:29:41,286 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 23:29:41,287 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 23:29:41,287 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-09 23:29:41,287 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 23:29:41,287 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 23:29:41,287 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 23:29:41,288 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-09 23:29:41,288 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-09 23:29:41,288 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 23:29:41,288 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 23:29:41,289 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 23:29:41,289 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-09 23:29:41,289 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 23:29:41,289 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 23:29:41,289 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 23:29:41,290 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-09 23:29:41,290 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-09 23:29:41,290 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 23:29:41,290 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 23:29:41,291 INFO L496 LassoAnalysis]: Using template '4-nested'. [2018-11-09 23:29:41,291 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 23:29:41,291 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-09 23:29:41,291 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 23:29:41,292 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 23:29:41,292 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-09 23:29:41,295 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-09 23:29:41,295 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-09 23:29:41,315 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 23:29:41,316 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 23:29:41,316 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-09 23:29:41,316 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 23:29:41,316 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 23:29:41,316 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 23:29:41,316 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-09 23:29:41,317 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-09 23:29:41,317 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 23:29:41,317 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 23:29:41,318 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 23:29:41,318 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-09 23:29:41,318 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 23:29:41,318 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 23:29:41,318 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 23:29:41,319 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-09 23:29:41,319 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-09 23:29:41,319 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 23:29:41,320 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 23:29:41,320 INFO L496 LassoAnalysis]: Using template '2-phase'. [2018-11-09 23:29:41,320 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 23:29:41,320 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-09 23:29:41,320 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-09 23:29:41,321 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 23:29:41,321 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 23:29:41,321 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-09 23:29:41,324 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-09 23:29:41,324 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-09 23:29:41,359 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 23:29:41,360 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 23:29:41,360 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-09 23:29:41,360 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-09 23:29:41,360 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 23:29:41,361 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 23:29:41,361 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 23:29:41,361 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-09 23:29:41,362 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-09 23:29:41,362 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 23:29:41,362 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 23:29:41,363 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 23:29:41,363 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-09 23:29:41,363 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-09 23:29:41,363 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 23:29:41,363 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 23:29:41,363 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 23:29:41,363 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-09 23:29:41,364 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-09 23:29:41,364 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 23:29:41,365 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 23:29:41,365 INFO L496 LassoAnalysis]: Using template '3-phase'. [2018-11-09 23:29:41,365 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 23:29:41,365 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-09 23:29:41,366 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-09 23:29:41,366 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 23:29:41,366 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 23:29:41,366 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-09 23:29:41,370 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-09 23:29:41,370 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-09 23:29:41,481 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 23:29:41,481 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 23:29:41,482 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-09 23:29:41,482 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-09 23:29:41,482 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 23:29:41,482 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 23:29:41,482 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 23:29:41,482 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-09 23:29:41,483 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-09 23:29:41,483 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 23:29:41,484 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 23:29:41,484 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 23:29:41,485 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-09 23:29:41,485 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-09 23:29:41,485 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 23:29:41,485 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 23:29:41,485 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 23:29:41,485 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-09 23:29:41,486 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-09 23:29:41,486 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 23:29:41,489 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 23:29:41,489 INFO L496 LassoAnalysis]: Using template '4-phase'. [2018-11-09 23:29:41,489 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 23:29:41,490 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-09 23:29:41,490 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-09 23:29:41,490 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 23:29:41,490 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 23:29:41,490 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-09 23:29:41,496 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-09 23:29:41,496 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-09 23:29:41,669 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 23:29:41,669 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 23:29:41,670 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-09 23:29:41,670 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-09 23:29:41,670 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 23:29:41,670 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 23:29:41,670 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 23:29:41,670 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-09 23:29:41,671 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-09 23:29:41,671 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 23:29:41,672 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 23:29:41,672 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 23:29:41,673 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-09 23:29:41,673 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-09 23:29:41,673 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 23:29:41,673 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 23:29:41,673 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 23:29:41,673 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-09 23:29:41,674 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-09 23:29:41,674 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 23:29:41,675 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 23:29:41,675 INFO L496 LassoAnalysis]: Using template '2-lex'. [2018-11-09 23:29:41,675 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 23:29:41,675 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-09 23:29:41,676 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-09 23:29:41,676 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 23:29:41,676 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 23:29:41,676 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-09 23:29:41,679 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-09 23:29:41,679 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-09 23:29:41,706 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 23:29:41,706 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 23:29:41,706 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-09 23:29:41,707 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-09 23:29:41,707 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 23:29:41,707 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 23:29:41,707 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 23:29:41,707 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-09 23:29:41,707 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-09 23:29:41,707 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 23:29:41,708 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 23:29:41,708 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 23:29:41,709 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-09 23:29:41,709 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-09 23:29:41,709 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 23:29:41,709 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 23:29:41,709 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 23:29:41,709 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-09 23:29:41,710 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-09 23:29:41,710 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 23:29:41,711 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 23:29:41,711 INFO L496 LassoAnalysis]: Using template '3-lex'. [2018-11-09 23:29:41,711 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 23:29:41,711 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-09 23:29:41,712 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-09 23:29:41,712 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 23:29:41,712 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 23:29:41,712 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-09 23:29:41,717 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2018-11-09 23:29:41,717 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2018-11-09 23:29:41,817 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 23:29:41,817 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 23:29:41,818 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-09 23:29:41,818 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-09 23:29:41,818 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 23:29:41,818 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 23:29:41,818 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 23:29:41,818 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-09 23:29:41,819 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-09 23:29:41,819 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 23:29:41,820 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 23:29:41,821 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 23:29:41,821 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-09 23:29:41,821 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-09 23:29:41,821 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 23:29:41,822 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 23:29:41,822 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 23:29:41,822 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-09 23:29:41,822 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-09 23:29:41,823 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 23:29:41,825 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 23:29:41,825 INFO L488 BuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2018-11-09 23:29:41,826 INFO L793 eck$LassoCheckResult]: Stem: 5#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true; 3#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res;havoc main_#t~ret0, main_~x~0;main_~x~0 := 0; 4#L13-3true assume true; 8#L13-1true assume !!(main_~x~0 % 4294967296 < 268435455);assume { :begin_inline_f } true;f_#in~z := main_~x~0;havoc f_#res;havoc f_~z;f_~z := f_#in~z;f_#res := f_~z + 2; 13#L9true main_#t~ret0 := f_#res;assume { :end_inline_f } true;main_~x~0 := main_#t~ret0;havoc main_#t~ret0; 4#L13-3true [2018-11-09 23:29:41,826 INFO L795 eck$LassoCheckResult]: Loop: 4#L13-3true assume true; 8#L13-1true assume !!(main_~x~0 % 4294967296 < 268435455);assume { :begin_inline_f } true;f_#in~z := main_~x~0;havoc f_#res;havoc f_~z;f_~z := f_#in~z;f_#res := f_~z + 2; 13#L9true main_#t~ret0 := f_#res;assume { :end_inline_f } true;main_~x~0 := main_#t~ret0;havoc main_#t~ret0; 4#L13-3true [2018-11-09 23:29:41,826 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-09 23:29:41,826 INFO L82 PathProgramCache]: Analyzing trace with hash 28694885, now seen corresponding path program 2 times [2018-11-09 23:29:41,826 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-09 23:29:41,826 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-09 23:29:41,827 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-09 23:29:41,827 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-09 23:29:41,827 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-09 23:29:41,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-09 23:29:41,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-09 23:29:41,833 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-09 23:29:41,833 INFO L82 PathProgramCache]: Analyzing trace with hash 35943, now seen corresponding path program 2 times [2018-11-09 23:29:41,833 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-09 23:29:41,833 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-09 23:29:41,833 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-09 23:29:41,834 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-09 23:29:41,834 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-09 23:29:41,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-09 23:29:41,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-09 23:29:41,838 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-09 23:29:41,838 INFO L82 PathProgramCache]: Analyzing trace with hash 150833283, now seen corresponding path program 3 times [2018-11-09 23:29:41,838 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-09 23:29:41,838 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-09 23:29:41,839 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-09 23:29:41,839 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-09 23:29:41,839 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-09 23:29:41,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-09 23:29:41,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-09 23:29:41,887 INFO L214 LassoAnalysis]: Preferences: [2018-11-09 23:29:41,887 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-09 23:29:41,887 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-09 23:29:41,887 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-09 23:29:41,887 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2018-11-09 23:29:41,887 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-09 23:29:41,888 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-09 23:29:41,888 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-09 23:29:41,888 INFO L131 ssoRankerPreferences]: Filename of dumped script: functions_false-unreach-call1_true-termination.i_Iteration1_Loop [2018-11-09 23:29:41,888 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-09 23:29:41,888 INFO L280 LassoAnalysis]: Starting lasso preprocessing... [2018-11-09 23:29:41,889 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-09 23:29:41,901 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-09 23:29:41,969 INFO L298 LassoAnalysis]: Preprocessing complete. [2018-11-09 23:29:41,970 INFO L410 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e1848489-98e7-4300-b5ef-6000fc741592/bin-2019/uautomizer/z3 Starting monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-09 23:29:41,972 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-09 23:29:41,973 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e1848489-98e7-4300-b5ef-6000fc741592/bin-2019/uautomizer/z3 Starting monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-09 23:29:42,349 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-11-09 23:29:42,349 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-09 23:29:54,468 INFO L448 LassoAnalysis]: Proving nontermination failed: SMT Solver returned 'unknown'. [2018-11-09 23:29:54,480 INFO L214 LassoAnalysis]: Preferences: [2018-11-09 23:29:54,480 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-09 23:29:54,480 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-09 23:29:54,480 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-09 23:29:54,480 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-11-09 23:29:54,480 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-09 23:29:54,480 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-09 23:29:54,480 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-09 23:29:54,480 INFO L131 ssoRankerPreferences]: Filename of dumped script: functions_false-unreach-call1_true-termination.i_Iteration1_Loop [2018-11-09 23:29:54,480 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-09 23:29:54,481 INFO L280 LassoAnalysis]: Starting lasso preprocessing... [2018-11-09 23:29:54,482 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-09 23:29:54,486 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-09 23:29:54,547 INFO L298 LassoAnalysis]: Preprocessing complete. [2018-11-09 23:29:54,547 INFO L496 LassoAnalysis]: Using template 'affine'. [2018-11-09 23:29:54,548 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 [2018-11-09 23:29:54,548 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-09 23:29:54,548 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 23:29:54,548 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 23:29:54,548 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 23:29:54,549 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-09 23:29:54,549 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-09 23:29:54,549 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 23:29:54,549 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 23:29:54,550 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 23:29:54,550 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-09 23:29:54,550 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 23:29:54,550 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 23:29:54,550 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 23:29:54,550 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-09 23:29:54,551 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-09 23:29:54,551 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 23:29:54,553 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 23:29:54,553 INFO L496 LassoAnalysis]: Using template '2-nested'. [2018-11-09 23:29:54,553 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 23:29:54,554 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-09 23:29:54,554 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 23:29:54,554 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 23:29:54,554 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 23:29:54,554 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-09 23:29:54,554 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-09 23:29:54,554 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 23:29:54,555 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 23:29:54,555 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 [2018-11-09 23:29:54,555 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-09 23:29:54,555 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 23:29:54,555 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 23:29:54,555 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 23:29:54,555 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-09 23:29:54,556 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-09 23:29:54,556 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 23:29:54,559 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 23:29:54,559 INFO L496 LassoAnalysis]: Using template '3-nested'. [2018-11-09 23:29:54,559 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 23:29:54,559 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-09 23:29:54,559 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 23:29:54,559 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 23:29:54,560 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 23:29:54,560 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-09 23:29:54,560 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-09 23:29:54,560 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 23:29:54,560 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 23:29:54,561 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 23:29:54,561 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-09 23:29:54,561 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 23:29:54,561 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 23:29:54,561 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 23:29:54,561 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-09 23:29:54,562 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-09 23:29:54,562 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 23:29:54,565 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 23:29:54,566 INFO L496 LassoAnalysis]: Using template '4-nested'. [2018-11-09 23:29:54,566 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 23:29:54,566 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-09 23:29:54,566 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 23:29:54,566 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 23:29:54,566 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 23:29:54,566 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-09 23:29:54,567 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-09 23:29:54,567 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 23:29:54,567 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 23:29:54,567 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 [2018-11-09 23:29:54,567 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-09 23:29:54,567 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 23:29:54,567 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 23:29:54,567 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 23:29:54,568 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-09 23:29:54,568 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-09 23:29:54,568 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 23:29:54,572 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 23:29:54,572 INFO L496 LassoAnalysis]: Using template '2-phase'. [2018-11-09 23:29:54,572 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 23:29:54,573 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-09 23:29:54,573 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-09 23:29:54,573 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 23:29:54,573 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 23:29:54,573 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 23:29:54,573 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-09 23:29:54,573 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-09 23:29:54,573 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 23:29:54,574 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 23:29:54,574 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 23:29:54,574 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-09 23:29:54,575 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-09 23:29:54,575 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 23:29:54,575 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 23:29:54,575 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 23:29:54,575 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-09 23:29:54,576 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-09 23:29:54,576 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 23:29:54,583 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 23:29:54,584 INFO L496 LassoAnalysis]: Using template '3-phase'. [2018-11-09 23:29:54,584 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 23:29:54,584 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-09 23:29:54,584 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-09 23:29:54,584 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 23:29:54,585 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 23:29:54,585 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 23:29:54,585 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-09 23:29:54,585 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-09 23:29:54,585 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 23:29:54,586 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 23:29:54,586 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 23:29:54,587 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-09 23:29:54,587 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-09 23:29:54,587 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 23:29:54,587 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 23:29:54,587 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 23:29:54,587 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-09 23:29:54,589 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-09 23:29:54,589 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 23:29:54,627 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 23:29:54,627 INFO L496 LassoAnalysis]: Using template '4-phase'. [2018-11-09 23:29:54,627 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 23:29:54,627 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-09 23:29:54,628 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-09 23:29:54,628 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 23:29:54,628 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 23:29:54,628 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 23:29:54,628 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-09 23:29:54,629 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-09 23:29:54,629 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 23:29:54,629 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 23:29:54,630 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 23:29:54,630 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-09 23:29:54,630 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-09 23:29:54,630 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 23:29:54,631 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 23:29:54,631 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 23:29:54,631 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-09 23:29:54,633 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-09 23:29:54,633 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 23:29:54,672 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 23:29:54,672 INFO L496 LassoAnalysis]: Using template '2-lex'. [2018-11-09 23:29:54,672 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 23:29:54,673 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-09 23:29:54,673 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-09 23:29:54,673 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 23:29:54,673 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 23:29:54,673 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 23:29:54,673 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-09 23:29:54,674 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-09 23:29:54,674 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 23:29:54,675 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 23:29:54,675 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 23:29:54,675 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-09 23:29:54,675 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-09 23:29:54,675 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 23:29:54,676 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 23:29:54,676 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 23:29:54,676 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-09 23:29:54,676 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-09 23:29:54,677 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 23:29:54,683 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 23:29:54,683 INFO L496 LassoAnalysis]: Using template '3-lex'. [2018-11-09 23:29:54,683 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 23:29:54,683 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-09 23:29:54,683 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-09 23:29:54,684 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 23:29:54,684 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 23:29:54,684 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 23:29:54,684 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-09 23:29:54,684 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-09 23:29:54,684 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 23:29:54,690 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 23:29:54,690 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 23:29:54,691 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-09 23:29:54,691 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-09 23:29:54,691 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 23:29:54,691 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 23:29:54,691 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 23:29:54,691 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-09 23:29:54,692 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-09 23:29:54,693 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 23:29:54,704 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 23:29:54,740 INFO L214 LassoAnalysis]: Preferences: [2018-11-09 23:29:54,740 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-09 23:29:54,740 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-09 23:29:54,740 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-09 23:29:54,740 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2018-11-09 23:29:54,740 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-09 23:29:54,741 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-09 23:29:54,741 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-09 23:29:54,741 INFO L131 ssoRankerPreferences]: Filename of dumped script: functions_false-unreach-call1_true-termination.i_Iteration1_Lasso [2018-11-09 23:29:54,741 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-09 23:29:54,741 INFO L280 LassoAnalysis]: Starting lasso preprocessing... [2018-11-09 23:29:54,742 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-09 23:29:54,744 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-09 23:29:54,759 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-09 23:29:54,849 INFO L298 LassoAnalysis]: Preprocessing complete. [2018-11-09 23:29:54,849 INFO L410 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e1848489-98e7-4300-b5ef-6000fc741592/bin-2019/uautomizer/z3 Starting monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-09 23:29:54,858 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-09 23:29:54,859 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-09 23:29:54,862 INFO L443 LassoAnalysis]: Proved nontermination for one component. [2018-11-09 23:29:54,863 INFO L446 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#res=0} Honda state: {ULTIMATE.start_main_#res=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e1848489-98e7-4300-b5ef-6000fc741592/bin-2019/uautomizer/z3 Starting monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-09 23:29:54,891 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-09 23:29:54,891 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e1848489-98e7-4300-b5ef-6000fc741592/bin-2019/uautomizer/z3 Starting monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-09 23:29:54,932 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-11-09 23:29:54,932 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-09 23:30:07,062 INFO L448 LassoAnalysis]: Proving nontermination failed: SMT Solver returned 'unknown'. [2018-11-09 23:30:07,070 INFO L214 LassoAnalysis]: Preferences: [2018-11-09 23:30:07,070 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-09 23:30:07,070 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-09 23:30:07,070 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-09 23:30:07,070 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-11-09 23:30:07,070 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-09 23:30:07,070 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-09 23:30:07,070 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-09 23:30:07,070 INFO L131 ssoRankerPreferences]: Filename of dumped script: functions_false-unreach-call1_true-termination.i_Iteration1_Lasso [2018-11-09 23:30:07,070 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-09 23:30:07,070 INFO L280 LassoAnalysis]: Starting lasso preprocessing... [2018-11-09 23:30:07,071 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-09 23:30:07,083 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-09 23:30:07,084 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-09 23:30:07,176 INFO L298 LassoAnalysis]: Preprocessing complete. [2018-11-09 23:30:07,176 INFO L496 LassoAnalysis]: Using template 'affine'. [2018-11-09 23:30:07,176 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 23:30:07,177 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-09 23:30:07,177 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 23:30:07,177 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 23:30:07,177 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-09 23:30:07,178 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-09 23:30:07,178 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-09 23:30:07,189 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 23:30:07,190 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 23:30:07,190 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-09 23:30:07,190 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 23:30:07,190 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 23:30:07,190 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 23:30:07,190 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-09 23:30:07,190 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-09 23:30:07,191 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 23:30:07,191 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 23:30:07,191 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 23:30:07,191 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-09 23:30:07,191 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 23:30:07,191 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 23:30:07,192 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 23:30:07,192 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-09 23:30:07,192 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-09 23:30:07,192 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 23:30:07,192 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 23:30:07,192 INFO L496 LassoAnalysis]: Using template '2-nested'. [2018-11-09 23:30:07,193 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 23:30:07,193 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-09 23:30:07,193 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 23:30:07,193 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 23:30:07,193 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-09 23:30:07,195 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-09 23:30:07,195 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-09 23:30:07,210 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 23:30:07,210 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 23:30:07,210 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-09 23:30:07,210 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 23:30:07,211 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 23:30:07,211 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 23:30:07,211 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-09 23:30:07,211 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-09 23:30:07,211 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 23:30:07,211 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 23:30:07,212 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 23:30:07,212 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-09 23:30:07,212 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 23:30:07,212 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 23:30:07,212 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 23:30:07,212 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-09 23:30:07,212 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-09 23:30:07,212 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 23:30:07,213 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 23:30:07,213 INFO L496 LassoAnalysis]: Using template '3-nested'. [2018-11-09 23:30:07,213 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 23:30:07,213 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-09 23:30:07,213 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 23:30:07,214 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 23:30:07,214 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-09 23:30:07,215 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-09 23:30:07,216 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-09 23:30:07,237 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 23:30:07,237 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 [2018-11-09 23:30:07,238 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-09 23:30:07,238 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 23:30:07,238 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 23:30:07,238 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 23:30:07,238 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-09 23:30:07,238 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-09 23:30:07,238 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 23:30:07,239 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 23:30:07,239 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 23:30:07,239 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-09 23:30:07,239 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 23:30:07,239 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 23:30:07,239 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 23:30:07,240 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-09 23:30:07,240 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-09 23:30:07,240 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 23:30:07,240 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 23:30:07,240 INFO L496 LassoAnalysis]: Using template '4-nested'. [2018-11-09 23:30:07,241 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 23:30:07,241 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-09 23:30:07,241 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 23:30:07,241 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 23:30:07,241 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-09 23:30:07,244 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-09 23:30:07,244 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-09 23:30:07,275 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 23:30:07,276 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 23:30:07,276 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-09 23:30:07,276 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 23:30:07,276 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 23:30:07,276 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 23:30:07,276 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-09 23:30:07,277 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-09 23:30:07,277 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 23:30:07,277 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 23:30:07,277 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 23:30:07,278 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-09 23:30:07,278 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 23:30:07,278 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 23:30:07,278 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 23:30:07,278 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-09 23:30:07,278 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-09 23:30:07,278 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 23:30:07,279 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 23:30:07,279 INFO L496 LassoAnalysis]: Using template '2-phase'. [2018-11-09 23:30:07,279 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 23:30:07,279 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-09 23:30:07,279 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-09 23:30:07,279 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 23:30:07,280 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 23:30:07,280 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-09 23:30:07,281 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-09 23:30:07,281 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-09 23:30:07,378 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 23:30:07,378 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 [2018-11-09 23:30:07,379 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-09 23:30:07,379 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-09 23:30:07,379 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 23:30:07,379 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 23:30:07,379 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 23:30:07,379 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-09 23:30:07,379 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-09 23:30:07,379 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 23:30:07,380 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 23:30:07,380 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 23:30:07,380 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-09 23:30:07,380 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-09 23:30:07,380 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 23:30:07,380 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 23:30:07,381 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 23:30:07,381 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-09 23:30:07,381 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-09 23:30:07,381 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 23:30:07,381 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 23:30:07,382 INFO L496 LassoAnalysis]: Using template '3-phase'. [2018-11-09 23:30:07,382 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 23:30:07,382 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-09 23:30:07,382 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-09 23:30:07,382 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 23:30:07,382 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 23:30:07,382 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-09 23:30:07,385 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-09 23:30:07,385 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-09 23:30:07,700 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 23:30:07,700 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 23:30:07,701 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-09 23:30:07,701 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-09 23:30:07,701 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 23:30:07,701 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 23:30:07,701 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 23:30:07,701 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-09 23:30:07,702 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-09 23:30:07,702 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 23:30:07,703 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 23:30:07,703 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 23:30:07,703 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-09 23:30:07,703 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-09 23:30:07,703 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 23:30:07,703 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 23:30:07,703 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 23:30:07,703 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-09 23:30:07,704 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-09 23:30:07,704 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 23:30:07,705 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 23:30:07,705 INFO L496 LassoAnalysis]: Using template '4-phase'. [2018-11-09 23:30:07,705 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 23:30:07,705 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-09 23:30:07,706 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-09 23:30:07,706 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 23:30:07,706 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 23:30:07,706 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-09 23:30:07,710 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-09 23:30:07,710 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-09 23:30:08,303 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 23:30:08,304 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 23:30:08,304 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-09 23:30:08,304 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-09 23:30:08,304 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 23:30:08,304 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 23:30:08,304 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 23:30:08,305 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-09 23:30:08,305 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-09 23:30:08,305 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 23:30:08,306 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 23:30:08,306 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 23:30:08,306 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-09 23:30:08,306 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-09 23:30:08,307 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 23:30:08,307 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 23:30:08,307 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 23:30:08,307 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-09 23:30:08,307 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-09 23:30:08,308 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 23:30:08,308 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 23:30:08,308 INFO L496 LassoAnalysis]: Using template '2-lex'. [2018-11-09 23:30:08,308 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 23:30:08,309 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-09 23:30:08,309 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-09 23:30:08,309 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 23:30:08,309 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 23:30:08,309 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-09 23:30:08,311 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-09 23:30:08,311 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-09 23:30:08,373 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 23:30:08,373 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 [2018-11-09 23:30:08,373 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-09 23:30:08,373 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-09 23:30:08,373 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 23:30:08,374 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 23:30:08,374 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 23:30:08,374 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-09 23:30:08,374 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-09 23:30:08,374 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 23:30:08,375 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 23:30:08,375 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 23:30:08,375 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-09 23:30:08,375 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-09 23:30:08,376 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 23:30:08,376 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 23:30:08,376 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 23:30:08,376 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-09 23:30:08,376 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-09 23:30:08,376 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 23:30:08,377 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 23:30:08,377 INFO L496 LassoAnalysis]: Using template '3-lex'. [2018-11-09 23:30:08,377 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 23:30:08,378 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-09 23:30:08,378 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-09 23:30:08,378 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 23:30:08,378 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 23:30:08,378 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-09 23:30:08,381 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2018-11-09 23:30:08,382 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2018-11-09 23:30:08,716 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 23:30:08,717 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 23:30:08,717 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-09 23:30:08,717 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-09 23:30:08,717 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 23:30:08,717 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 23:30:08,718 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 23:30:08,718 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-09 23:30:08,718 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-09 23:30:08,718 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 23:30:08,719 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 23:30:08,720 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 23:30:08,720 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-09 23:30:08,720 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-09 23:30:08,720 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 23:30:08,720 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 23:30:08,720 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 23:30:08,720 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-09 23:30:08,721 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-09 23:30:08,721 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 23:30:08,722 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 23:30:08,727 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 09.11 11:30:08 BoogieIcfgContainer [2018-11-09 23:30:08,727 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2018-11-09 23:30:08,728 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-09 23:30:08,728 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-09 23:30:08,728 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-09 23:30:08,728 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 11:29:15" (3/4) ... [2018-11-09 23:30:08,731 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-09 23:30:08,731 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-09 23:30:08,732 INFO L168 Benchmark]: Toolchain (without parser) took 53557.56 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 303.0 MB). Free memory was 960.3 MB in the beginning and 1.3 GB in the end (delta: -295.0 MB). Peak memory consumption was 8.1 MB. Max. memory is 11.5 GB. [2018-11-09 23:30:08,733 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-09 23:30:08,733 INFO L168 Benchmark]: CACSL2BoogieTranslator took 147.35 ms. Allocated memory is still 1.0 GB. Free memory was 960.3 MB in the beginning and 949.6 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-11-09 23:30:08,734 INFO L168 Benchmark]: Boogie Procedure Inliner took 17.00 ms. Allocated memory is still 1.0 GB. Free memory is still 949.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-09 23:30:08,734 INFO L168 Benchmark]: Boogie Preprocessor took 10.32 ms. Allocated memory is still 1.0 GB. Free memory was 949.6 MB in the beginning and 946.9 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-09 23:30:08,734 INFO L168 Benchmark]: RCFGBuilder took 159.92 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 137.4 MB). Free memory was 946.9 MB in the beginning and 1.1 GB in the end (delta: -178.9 MB). Peak memory consumption was 14.4 MB. Max. memory is 11.5 GB. [2018-11-09 23:30:08,735 INFO L168 Benchmark]: BuchiAutomizer took 53216.41 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 165.7 MB). Free memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: -129.5 MB). Peak memory consumption was 347.7 MB. Max. memory is 11.5 GB. [2018-11-09 23:30:08,735 INFO L168 Benchmark]: Witness Printer took 3.70 ms. Allocated memory is still 1.3 GB. Free memory is still 1.3 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-09 23:30:08,738 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 147.35 ms. Allocated memory is still 1.0 GB. Free memory was 960.3 MB in the beginning and 949.6 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 17.00 ms. Allocated memory is still 1.0 GB. Free memory is still 949.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 10.32 ms. Allocated memory is still 1.0 GB. Free memory was 949.6 MB in the beginning and 946.9 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 159.92 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 137.4 MB). Free memory was 946.9 MB in the beginning and 1.1 GB in the end (delta: -178.9 MB). Peak memory consumption was 14.4 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 53216.41 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 165.7 MB). Free memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: -129.5 MB). Peak memory consumption was 347.7 MB. Max. memory is 11.5 GB. * Witness Printer took 3.70 ms. Allocated memory is still 1.3 GB. Free memory is still 1.3 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 53.1s and 1 iterations. TraceHistogramMax:1. Analysis of lassos took 53.1s. 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: inital28 mio100 ax100 hnf100 lsp100 ukn100 mio100 lsp100 div248 bol100 ite100 ukn100 eq163 hnf60 smp95 dnf100 smp100 tf101 neg100 sie103 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 3 Time: 339ms VariablesStem: 4 VariablesLoop: 7 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 6 MotzkinApplications: 18 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 1 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 2 LassoNonterminationAnalysisTime: 24.6s - TerminationAnalysisResult: Unable to decide termination Buchi Automizer is unable to decide termination for the following lasso. Stem: "assume { :begin_inline_ULTIMATE.init } true;" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res;havoc main_#t~ret0, main_~x~0;main_~x~0 := 0;" "assume true;" "assume !!(main_~x~0 % 4294967296 < 268435455);assume { :begin_inline_f } true;f_#in~z := main_~x~0;havoc f_#res;havoc f_~z;f_~z := f_#in~z;f_#res := f_~z + 2;" "main_#t~ret0 := f_#res;assume { :end_inline_f } true;main_~x~0 := main_#t~ret0;havoc main_#t~ret0;" Loop: "assume true;" "assume !!(main_~x~0 % 4294967296 < 268435455);assume { :begin_inline_f } true;f_#in~z := main_~x~0;havoc f_#res;havoc f_~z;f_~z := f_#in~z;f_#res := f_~z + 2;" "main_#t~ret0 := f_#res;assume { :end_inline_f } true;main_~x~0 := main_#t~ret0;havoc main_#t~ret0;" RESULT: Ultimate could not prove your program: unable to determine termination Received shutdown request...