./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/loops/sum03-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version cad46833 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_bdc22518-e3a4-44e8-864b-2b9524b2d7ee/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_bdc22518-e3a4-44e8-864b-2b9524b2d7ee/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_bdc22518-e3a4-44e8-864b-2b9524b2d7ee/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_bdc22518-e3a4-44e8-864b-2b9524b2d7ee/bin/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/loops/sum03-2.i -s /tmp/vcloud-vcloud-master/worker/run_dir_bdc22518-e3a4-44e8-864b-2b9524b2d7ee/bin/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_bdc22518-e3a4-44e8-864b-2b9524b2d7ee/bin/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 89ab57f707201eaf9be805efa80bb83eb23b7893 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-cad4683 [2019-11-15 22:54:45,560 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-15 22:54:45,562 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-15 22:54:45,574 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-15 22:54:45,575 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-15 22:54:45,576 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-15 22:54:45,578 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-15 22:54:45,580 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-15 22:54:45,582 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-15 22:54:45,584 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-15 22:54:45,585 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-15 22:54:45,586 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-15 22:54:45,587 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-15 22:54:45,588 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-15 22:54:45,589 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-15 22:54:45,590 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-15 22:54:45,591 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-15 22:54:45,592 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-15 22:54:45,594 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-15 22:54:45,596 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-15 22:54:45,598 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-15 22:54:45,599 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-15 22:54:45,600 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-15 22:54:45,601 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-15 22:54:45,604 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-15 22:54:45,604 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-15 22:54:45,605 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-15 22:54:45,606 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-15 22:54:45,606 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-15 22:54:45,607 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-15 22:54:45,608 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-15 22:54:45,609 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-15 22:54:45,609 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-15 22:54:45,610 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-15 22:54:45,611 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-15 22:54:45,612 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-15 22:54:45,612 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-15 22:54:45,613 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-15 22:54:45,613 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-15 22:54:45,614 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-15 22:54:45,615 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-15 22:54:45,616 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_bdc22518-e3a4-44e8-864b-2b9524b2d7ee/bin/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf [2019-11-15 22:54:45,632 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-15 22:54:45,633 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-15 22:54:45,634 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-15 22:54:45,634 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-15 22:54:45,635 INFO L138 SettingsManager]: * Use SBE=true [2019-11-15 22:54:45,635 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2019-11-15 22:54:45,635 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2019-11-15 22:54:45,636 INFO L138 SettingsManager]: * Use old map elimination=false [2019-11-15 22:54:45,636 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2019-11-15 22:54:45,636 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2019-11-15 22:54:45,636 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2019-11-15 22:54:45,637 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-15 22:54:45,637 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-15 22:54:45,637 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-15 22:54:45,638 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-15 22:54:45,638 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-15 22:54:45,638 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-15 22:54:45,638 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2019-11-15 22:54:45,639 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2019-11-15 22:54:45,639 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2019-11-15 22:54:45,639 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-15 22:54:45,640 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-15 22:54:45,640 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2019-11-15 22:54:45,640 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-15 22:54:45,640 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2019-11-15 22:54:45,641 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-15 22:54:45,641 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-15 22:54:45,641 INFO L138 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2019-11-15 22:54:45,642 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-15 22:54:45,642 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-15 22:54:45,642 INFO L138 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2019-11-15 22:54:45,643 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2019-11-15 22:54:45,644 INFO L138 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/run_dir_bdc22518-e3a4-44e8-864b-2b9524b2d7ee/bin/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 -> 89ab57f707201eaf9be805efa80bb83eb23b7893 [2019-11-15 22:54:45,672 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-15 22:54:45,684 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-15 22:54:45,688 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-15 22:54:45,691 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-15 22:54:45,691 INFO L275 PluginConnector]: CDTParser initialized [2019-11-15 22:54:45,692 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_bdc22518-e3a4-44e8-864b-2b9524b2d7ee/bin/uautomizer/../../sv-benchmarks/c/loops/sum03-2.i [2019-11-15 22:54:45,755 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_bdc22518-e3a4-44e8-864b-2b9524b2d7ee/bin/uautomizer/data/bf78d7354/5cdc3d277a984da58e4fcf6b9e34dcc0/FLAGb4bdd63f9 [2019-11-15 22:54:46,107 INFO L306 CDTParser]: Found 1 translation units. [2019-11-15 22:54:46,108 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_bdc22518-e3a4-44e8-864b-2b9524b2d7ee/sv-benchmarks/c/loops/sum03-2.i [2019-11-15 22:54:46,113 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_bdc22518-e3a4-44e8-864b-2b9524b2d7ee/bin/uautomizer/data/bf78d7354/5cdc3d277a984da58e4fcf6b9e34dcc0/FLAGb4bdd63f9 [2019-11-15 22:54:46,479 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_bdc22518-e3a4-44e8-864b-2b9524b2d7ee/bin/uautomizer/data/bf78d7354/5cdc3d277a984da58e4fcf6b9e34dcc0 [2019-11-15 22:54:46,481 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-15 22:54:46,483 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-15 22:54:46,484 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-15 22:54:46,484 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-15 22:54:46,488 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-15 22:54:46,489 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.11 10:54:46" (1/1) ... [2019-11-15 22:54:46,492 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6b0bb4e5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:54:46, skipping insertion in model container [2019-11-15 22:54:46,492 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.11 10:54:46" (1/1) ... [2019-11-15 22:54:46,500 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-15 22:54:46,517 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-15 22:54:46,712 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-15 22:54:46,718 INFO L188 MainTranslator]: Completed pre-run [2019-11-15 22:54:46,795 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-15 22:54:46,806 INFO L192 MainTranslator]: Completed translation [2019-11-15 22:54:46,806 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:54:46 WrapperNode [2019-11-15 22:54:46,807 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-15 22:54:46,809 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-15 22:54:46,809 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-15 22:54:46,810 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-15 22:54:46,818 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:54:46" (1/1) ... [2019-11-15 22:54:46,823 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:54:46" (1/1) ... [2019-11-15 22:54:46,842 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-15 22:54:46,843 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-15 22:54:46,843 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-15 22:54:46,843 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-15 22:54:46,853 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:54:46" (1/1) ... [2019-11-15 22:54:46,853 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:54:46" (1/1) ... [2019-11-15 22:54:46,854 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:54:46" (1/1) ... [2019-11-15 22:54:46,854 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:54:46" (1/1) ... [2019-11-15 22:54:46,856 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:54:46" (1/1) ... [2019-11-15 22:54:46,859 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:54:46" (1/1) ... [2019-11-15 22:54:46,860 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:54:46" (1/1) ... [2019-11-15 22:54:46,861 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-15 22:54:46,861 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-15 22:54:46,862 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-15 22:54:46,862 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-15 22:54:46,862 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:54:46" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_bdc22518-e3a4-44e8-864b-2b9524b2d7ee/bin/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 [2019-11-15 22:54:46,914 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-15 22:54:46,914 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-15 22:54:47,071 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-15 22:54:47,072 INFO L284 CfgBuilder]: Removed 7 assume(true) statements. [2019-11-15 22:54:47,073 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 10:54:47 BoogieIcfgContainer [2019-11-15 22:54:47,073 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-15 22:54:47,073 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2019-11-15 22:54:47,074 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2019-11-15 22:54:47,077 INFO L275 PluginConnector]: BuchiAutomizer initialized [2019-11-15 22:54:47,078 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-11-15 22:54:47,079 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 15.11 10:54:46" (1/3) ... [2019-11-15 22:54:47,081 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@79ab1718 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 15.11 10:54:47, skipping insertion in model container [2019-11-15 22:54:47,081 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-11-15 22:54:47,082 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:54:46" (2/3) ... [2019-11-15 22:54:47,082 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@79ab1718 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 15.11 10:54:47, skipping insertion in model container [2019-11-15 22:54:47,082 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-11-15 22:54:47,083 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 10:54:47" (3/3) ... [2019-11-15 22:54:47,085 INFO L371 chiAutomizerObserver]: Analyzing ICFG sum03-2.i [2019-11-15 22:54:47,138 INFO L356 BuchiCegarLoop]: Interprodecural is true [2019-11-15 22:54:47,138 INFO L357 BuchiCegarLoop]: Hoare is false [2019-11-15 22:54:47,138 INFO L358 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2019-11-15 22:54:47,138 INFO L359 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-15 22:54:47,138 INFO L360 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-15 22:54:47,138 INFO L361 BuchiCegarLoop]: Difference is false [2019-11-15 22:54:47,138 INFO L362 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-15 22:54:47,138 INFO L365 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2019-11-15 22:54:47,150 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 7 states. [2019-11-15 22:54:47,167 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2019-11-15 22:54:47,168 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-15 22:54:47,168 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-15 22:54:47,174 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1] [2019-11-15 22:54:47,174 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2019-11-15 22:54:47,175 INFO L424 BuchiCegarLoop]: ======== Iteration 1============ [2019-11-15 22:54:47,175 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 7 states. [2019-11-15 22:54:47,176 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2019-11-15 22:54:47,176 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-15 22:54:47,176 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-15 22:54:47,176 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1] [2019-11-15 22:54:47,176 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2019-11-15 22:54:47,182 INFO L791 eck$LassoCheckResult]: Stem: 3#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_#t~nondet0, main_#t~nondet1, main_#t~post2, main_~sn~0, main_~loop1~0, main_~n1~0, main_~x~0;main_~sn~0 := 0;main_~loop1~0 := main_#t~nondet0;havoc main_#t~nondet0;main_~n1~0 := main_#t~nondet1;havoc main_#t~nondet1;main_~x~0 := 0; 4#L3-2true [2019-11-15 22:54:47,183 INFO L793 eck$LassoCheckResult]: Loop: 4#L3-2true assume !false;main_~sn~0 := 2 + main_~sn~0;main_#t~post2 := main_~x~0;main_~x~0 := 1 + main_#t~post2;havoc main_#t~post2;__VERIFIER_assert_#in~cond := (if main_~sn~0 % 4294967296 == 2 * main_~x~0 % 4294967296 || 0 == main_~sn~0 % 4294967296 then 1 else 0);havoc __VERIFIER_assert_~cond;__VERIFIER_assert_~cond := __VERIFIER_assert_#in~cond; 6#L3true assume !(0 == __VERIFIER_assert_~cond); 4#L3-2true [2019-11-15 22:54:47,187 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 22:54:47,188 INFO L82 PathProgramCache]: Analyzing trace with hash 32, now seen corresponding path program 1 times [2019-11-15 22:54:47,194 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 22:54:47,194 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [527462550] [2019-11-15 22:54:47,194 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 22:54:47,195 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 22:54:47,195 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 22:54:47,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-15 22:54:47,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-15 22:54:47,266 INFO L168 tionRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-15 22:54:47,267 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 22:54:47,267 INFO L82 PathProgramCache]: Analyzing trace with hash 1288, now seen corresponding path program 1 times [2019-11-15 22:54:47,267 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 22:54:47,268 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [133463677] [2019-11-15 22:54:47,268 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 22:54:47,268 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 22:54:47,268 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 22:54:47,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-15 22:54:47,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-15 22:54:47,305 INFO L168 tionRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-15 22:54:47,307 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 22:54:47,307 INFO L82 PathProgramCache]: Analyzing trace with hash 31079, now seen corresponding path program 1 times [2019-11-15 22:54:47,307 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 22:54:47,307 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [218602176] [2019-11-15 22:54:47,308 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 22:54:47,308 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 22:54:47,308 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 22:54:47,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-15 22:54:47,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-15 22:54:47,341 INFO L168 tionRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-15 22:54:47,419 INFO L210 LassoAnalysis]: Preferences: [2019-11-15 22:54:47,420 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-11-15 22:54:47,420 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-15 22:54:47,420 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-11-15 22:54:47,420 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2019-11-15 22:54:47,420 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-15 22:54:47,420 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-15 22:54:47,421 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-11-15 22:54:47,421 INFO L131 ssoRankerPreferences]: Filename of dumped script: sum03-2.i_Iteration1_Loop [2019-11-15 22:54:47,421 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-15 22:54:47,421 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-15 22:54:47,448 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-15 22:54:47,455 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-15 22:54:47,710 WARN L191 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 45 [2019-11-15 22:54:47,852 WARN L191 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 43 [2019-11-15 22:54:47,859 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-15 22:54:47,859 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_bdc22518-e3a4-44e8-864b-2b9524b2d7ee/bin/uautomizer/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-15 22:54:47,869 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-15 22:54:47,869 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-15 22:54:47,880 INFO L437 LassoAnalysis]: Proved nontermination for one component. Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-15 22:54:47,880 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~post2=0} Honda state: {ULTIMATE.start_main_#t~post2=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_bdc22518-e3a4-44e8-864b-2b9524b2d7ee/bin/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 [2019-11-15 22:54:47,899 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-15 22:54:47,900 INFO L160 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_bdc22518-e3a4-44e8-864b-2b9524b2d7ee/bin/uautomizer/z3 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-15 22:54:47,934 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-11-15 22:54:47,934 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-15 22:54:56,652 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2019-11-15 22:54:56,654 INFO L210 LassoAnalysis]: Preferences: [2019-11-15 22:54:56,655 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-11-15 22:54:56,655 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-15 22:54:56,655 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-11-15 22:54:56,655 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2019-11-15 22:54:56,655 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-15 22:54:56,655 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-15 22:54:56,655 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-11-15 22:54:56,655 INFO L131 ssoRankerPreferences]: Filename of dumped script: sum03-2.i_Iteration1_Loop [2019-11-15 22:54:56,655 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-15 22:54:56,655 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-15 22:54:56,657 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-15 22:54:56,684 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-15 22:54:56,838 WARN L191 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 45 [2019-11-15 22:54:56,955 WARN L191 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 43 [2019-11-15 22:54:56,958 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-15 22:54:56,963 INFO L489 LassoAnalysis]: Using template 'affine'. [2019-11-15 22:54:56,964 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:54:56,966 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 22:54:56,966 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 22:54:56,968 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:54:56,969 INFO L203 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-15 22:54:56,969 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-15 22:54:56,977 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-15 22:54:56,977 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 22:54:57,054 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:54:57,058 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:54:57,059 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 22:54:57,060 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 22:54:57,060 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:54:57,060 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 22:54:57,060 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-15 22:54:57,061 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-15 22:54:57,061 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 22:54:57,063 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:54:57,063 INFO L489 LassoAnalysis]: Using template '2-nested'. [2019-11-15 22:54:57,064 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:54:57,071 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 22:54:57,072 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 22:54:57,072 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:54:57,072 INFO L203 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-15 22:54:57,073 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-15 22:54:57,077 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-15 22:54:57,078 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 22:54:57,128 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:54:57,128 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:54:57,129 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 22:54:57,129 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 22:54:57,129 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:54:57,130 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 22:54:57,130 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-15 22:54:57,131 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-15 22:54:57,131 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 22:54:57,132 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:54:57,132 INFO L489 LassoAnalysis]: Using template '3-nested'. [2019-11-15 22:54:57,132 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:54:57,133 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 22:54:57,133 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 22:54:57,134 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:54:57,134 INFO L203 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-15 22:54:57,134 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-15 22:54:57,139 INFO L400 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2019-11-15 22:54:57,140 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 22:54:57,191 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:54:57,191 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:54:57,192 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 22:54:57,192 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 22:54:57,192 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:54:57,192 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 22:54:57,192 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-15 22:54:57,193 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-15 22:54:57,193 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 22:54:57,194 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:54:57,194 INFO L489 LassoAnalysis]: Using template '4-nested'. [2019-11-15 22:54:57,195 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:54:57,195 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 22:54:57,196 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 22:54:57,196 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:54:57,196 INFO L203 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-15 22:54:57,196 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-15 22:54:57,201 INFO L400 nArgumentSynthesizer]: We have 10 Motzkin's Theorem applications. [2019-11-15 22:54:57,202 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 22:54:57,254 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:54:57,254 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:54:57,255 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 22:54:57,255 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 22:54:57,255 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:54:57,255 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 22:54:57,256 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-15 22:54:57,256 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-15 22:54:57,256 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 22:54:57,257 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:54:57,257 INFO L489 LassoAnalysis]: Using template '2-phase'. [2019-11-15 22:54:57,258 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:54:57,258 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 22:54:57,259 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-11-15 22:54:57,259 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 22:54:57,259 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:54:57,259 INFO L203 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-15 22:54:57,259 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-15 22:54:57,268 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-15 22:54:57,268 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 22:54:57,457 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:54:57,458 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:54:57,459 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 22:54:57,459 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-11-15 22:54:57,459 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 22:54:57,460 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:54:57,460 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 22:54:57,460 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-15 22:54:57,461 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-15 22:54:57,462 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 22:54:57,463 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:54:57,463 INFO L489 LassoAnalysis]: Using template '3-phase'. [2019-11-15 22:54:57,463 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:54:57,464 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 22:54:57,464 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-11-15 22:54:57,465 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 22:54:57,465 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:54:57,465 INFO L203 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-15 22:54:57,466 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-15 22:54:57,478 INFO L400 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2019-11-15 22:54:57,479 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 22:54:57,736 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:54:57,736 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:54:57,738 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 22:54:57,738 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-11-15 22:54:57,738 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 22:54:57,739 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:54:57,739 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 22:54:57,739 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-15 22:54:57,741 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-15 22:54:57,741 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 22:54:57,743 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:54:57,743 INFO L489 LassoAnalysis]: Using template '4-phase'. [2019-11-15 22:54:57,743 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:54:57,744 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 22:54:57,745 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-11-15 22:54:57,745 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 22:54:57,745 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:54:57,745 INFO L203 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-15 22:54:57,746 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-15 22:54:57,761 INFO L400 nArgumentSynthesizer]: We have 10 Motzkin's Theorem applications. [2019-11-15 22:54:57,761 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 22:54:58,304 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:54:58,305 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:54:58,306 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 22:54:58,306 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-11-15 22:54:58,306 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 22:54:58,306 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:54:58,306 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 22:54:58,307 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-15 22:54:58,308 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-15 22:54:58,309 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 22:54:58,310 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:54:58,310 INFO L489 LassoAnalysis]: Using template '2-lex'. [2019-11-15 22:54:58,310 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:54:58,311 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 22:54:58,311 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-11-15 22:54:58,311 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 22:54:58,312 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:54:58,312 INFO L203 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-15 22:54:58,312 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-15 22:54:58,316 INFO L400 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2019-11-15 22:54:58,316 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 22:54:58,347 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:54:58,348 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:54:58,348 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 22:54:58,349 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-11-15 22:54:58,349 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 22:54:58,349 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:54:58,349 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 22:54:58,349 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-15 22:54:58,350 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-15 22:54:58,350 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 22:54:58,352 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:54:58,352 INFO L489 LassoAnalysis]: Using template '3-lex'. [2019-11-15 22:54:58,352 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:54:58,353 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 22:54:58,353 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-11-15 22:54:58,353 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 22:54:58,354 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:54:58,354 INFO L203 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-15 22:54:58,354 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-15 22:54:58,362 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-15 22:54:58,362 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 22:54:58,460 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:54:58,461 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:54:58,462 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 22:54:58,462 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-11-15 22:54:58,462 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 22:54:58,463 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:54:58,463 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 22:54:58,463 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-15 22:54:58,464 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-15 22:54:58,464 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 22:54:58,467 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:54:58,482 INFO L210 LassoAnalysis]: Preferences: [2019-11-15 22:54:58,482 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-11-15 22:54:58,482 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-15 22:54:58,482 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-11-15 22:54:58,482 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2019-11-15 22:54:58,482 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-15 22:54:58,482 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-15 22:54:58,482 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-11-15 22:54:58,482 INFO L131 ssoRankerPreferences]: Filename of dumped script: sum03-2.i_Iteration1_Lasso [2019-11-15 22:54:58,482 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-15 22:54:58,483 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-15 22:54:58,484 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-15 22:54:58,487 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-15 22:54:58,490 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-15 22:54:58,510 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-15 22:54:58,512 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-15 22:54:58,514 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-15 22:54:58,516 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-15 22:54:58,883 WARN L191 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 43 [2019-11-15 22:54:58,889 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-15 22:54:58,889 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_bdc22518-e3a4-44e8-864b-2b9524b2d7ee/bin/uautomizer/z3 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-15 22:54:58,900 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-15 22:54:58,900 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-15 22:54:58,907 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-15 22:54:58,907 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet0=0} Honda state: {ULTIMATE.start_main_#t~nondet0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_bdc22518-e3a4-44e8-864b-2b9524b2d7ee/bin/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 [2019-11-15 22:54:58,935 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-15 22:54:58,935 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-15 22:54:58,943 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-15 22:54:58,943 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~loop1~0=0} Honda state: {ULTIMATE.start_main_~loop1~0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_bdc22518-e3a4-44e8-864b-2b9524b2d7ee/bin/uautomizer/z3 Starting monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-15 22:54:58,972 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-15 22:54:58,972 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_bdc22518-e3a4-44e8-864b-2b9524b2d7ee/bin/uautomizer/z3 Starting monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-15 22:54:58,995 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-11-15 22:54:58,996 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-15 22:55:11,088 INFO L442 LassoAnalysis]: Proving nontermination failed: SMT Solver returned 'unknown'. [2019-11-15 22:55:11,091 INFO L210 LassoAnalysis]: Preferences: [2019-11-15 22:55:11,092 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-11-15 22:55:11,092 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-15 22:55:11,092 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-11-15 22:55:11,092 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2019-11-15 22:55:11,092 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-15 22:55:11,092 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-15 22:55:11,092 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-11-15 22:55:11,092 INFO L131 ssoRankerPreferences]: Filename of dumped script: sum03-2.i_Iteration1_Lasso [2019-11-15 22:55:11,092 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-15 22:55:11,093 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-15 22:55:11,094 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-15 22:55:11,099 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-15 22:55:11,102 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-15 22:55:11,104 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-15 22:55:11,106 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-15 22:55:11,128 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-15 22:55:11,131 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-15 22:55:11,292 WARN L191 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 44 [2019-11-15 22:55:11,540 WARN L191 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 43 [2019-11-15 22:55:11,544 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-15 22:55:11,544 INFO L489 LassoAnalysis]: Using template 'affine'. [2019-11-15 22:55:11,544 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:55:11,545 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 22:55:11,545 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 22:55:11,546 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:55:11,546 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 22:55:11,546 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-15 22:55:11,547 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-15 22:55:11,547 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 22:55:11,547 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:55:11,548 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:55:11,548 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 22:55:11,548 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 22:55:11,548 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:55:11,549 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 22:55:11,549 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-15 22:55:11,549 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-15 22:55:11,549 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 22:55:11,550 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:55:11,550 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:55:11,550 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 22:55:11,550 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 22:55:11,551 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:55:11,551 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 22:55:11,551 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-15 22:55:11,551 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-15 22:55:11,551 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 22:55:11,552 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:55:11,552 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:55:11,552 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 22:55:11,552 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 22:55:11,552 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:55:11,553 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 22:55:11,553 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-15 22:55:11,553 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-15 22:55:11,553 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 22:55:11,553 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:55:11,554 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:55:11,558 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 22:55:11,558 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:55:11,558 INFO L203 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-15 22:55:11,560 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-15 22:55:11,567 INFO L400 nArgumentSynthesizer]: We have 16 Motzkin's Theorem applications. [2019-11-15 22:55:11,567 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-11-15 22:55:11,653 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:55:11,653 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:55:11,654 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 22:55:11,654 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 22:55:11,654 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:55:11,654 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 22:55:11,655 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-15 22:55:11,655 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-15 22:55:11,655 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 22:55:11,656 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:55:11,656 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:55:11,657 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 22:55:11,657 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 22:55:11,658 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:55:11,658 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 22:55:11,658 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-15 22:55:11,658 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-15 22:55:11,658 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 22:55:11,659 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:55:11,659 INFO L489 LassoAnalysis]: Using template '2-nested'. [2019-11-15 22:55:11,660 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:55:11,661 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 22:55:11,661 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 22:55:11,661 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:55:11,661 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 22:55:11,661 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-15 22:55:11,662 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-15 22:55:11,662 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 22:55:11,663 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:55:11,663 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:55:11,664 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 22:55:11,664 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 22:55:11,664 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:55:11,665 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 22:55:11,665 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-15 22:55:11,665 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-15 22:55:11,665 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 22:55:11,667 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:55:11,667 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:55:11,668 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 22:55:11,668 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 22:55:11,669 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:55:11,669 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 22:55:11,669 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-15 22:55:11,669 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-15 22:55:11,669 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 22:55:11,670 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:55:11,670 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:55:11,671 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 22:55:11,671 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 22:55:11,671 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:55:11,671 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 22:55:11,671 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-15 22:55:11,672 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-15 22:55:11,672 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 22:55:11,673 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:55:11,673 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:55:11,674 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 22:55:11,674 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:55:11,674 INFO L203 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-15 22:55:11,674 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-15 22:55:11,687 INFO L400 nArgumentSynthesizer]: We have 24 Motzkin's Theorem applications. [2019-11-15 22:55:11,687 INFO L401 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2019-11-15 22:55:11,824 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:55:11,825 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:55:11,827 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 22:55:11,827 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 22:55:11,827 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:55:11,827 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 22:55:11,828 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-15 22:55:11,828 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-15 22:55:11,828 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 22:55:11,829 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:55:11,829 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:55:11,830 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 22:55:11,830 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 22:55:11,830 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:55:11,831 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 22:55:11,831 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-15 22:55:11,832 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-15 22:55:11,832 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 22:55:11,832 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:55:11,833 INFO L489 LassoAnalysis]: Using template '3-nested'. [2019-11-15 22:55:11,839 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:55:11,842 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 22:55:11,843 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 22:55:11,843 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:55:11,843 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 22:55:11,843 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-15 22:55:11,844 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-15 22:55:11,844 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 22:55:11,845 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:55:11,846 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:55:11,847 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 22:55:11,847 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 22:55:11,847 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:55:11,848 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 22:55:11,848 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-15 22:55:11,848 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-15 22:55:11,848 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 22:55:11,849 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:55:11,849 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:55:11,850 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 22:55:11,850 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 22:55:11,851 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:55:11,851 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 22:55:11,851 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-15 22:55:11,851 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-15 22:55:11,851 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 22:55:11,852 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:55:11,852 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:55:11,853 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 22:55:11,854 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 22:55:11,854 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:55:11,854 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 22:55:11,854 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-15 22:55:11,855 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-15 22:55:11,855 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 22:55:11,857 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:55:11,858 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:55:11,858 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 22:55:11,859 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:55:11,859 INFO L203 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-15 22:55:11,860 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-15 22:55:11,875 INFO L400 nArgumentSynthesizer]: We have 32 Motzkin's Theorem applications. [2019-11-15 22:55:11,876 INFO L401 nArgumentSynthesizer]: A total of 8 supporting invariants were added. [2019-11-15 22:55:11,986 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:55:11,986 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:55:11,987 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 22:55:11,987 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 22:55:11,987 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:55:11,987 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 22:55:11,988 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-15 22:55:11,988 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-15 22:55:11,988 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 22:55:11,989 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:55:11,995 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:55:11,996 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 22:55:11,996 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 22:55:11,997 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:55:11,997 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 22:55:11,997 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-15 22:55:11,997 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-15 22:55:11,998 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 22:55:11,998 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:55:11,999 INFO L489 LassoAnalysis]: Using template '4-nested'. [2019-11-15 22:55:11,999 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:55:12,000 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 22:55:12,000 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 22:55:12,001 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:55:12,001 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 22:55:12,001 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-15 22:55:12,002 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-15 22:55:12,002 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 22:55:12,003 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:55:12,003 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:55:12,004 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 22:55:12,004 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 22:55:12,004 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:55:12,004 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 22:55:12,004 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-15 22:55:12,005 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-15 22:55:12,005 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 22:55:12,006 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:55:12,006 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:55:12,007 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 22:55:12,008 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 22:55:12,008 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:55:12,008 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 22:55:12,008 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-15 22:55:12,009 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-15 22:55:12,009 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 22:55:12,009 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:55:12,010 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:55:12,010 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 22:55:12,011 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 22:55:12,011 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:55:12,011 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 22:55:12,012 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-15 22:55:12,012 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-15 22:55:12,012 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 22:55:12,013 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:55:12,013 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:55:12,014 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 22:55:12,014 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:55:12,015 INFO L203 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-15 22:55:12,015 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-15 22:55:12,031 INFO L400 nArgumentSynthesizer]: We have 40 Motzkin's Theorem applications. [2019-11-15 22:55:12,031 INFO L401 nArgumentSynthesizer]: A total of 10 supporting invariants were added. [2019-11-15 22:55:12,275 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:55:12,276 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:55:12,277 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 22:55:12,277 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 22:55:12,277 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:55:12,278 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 22:55:12,278 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-15 22:55:12,278 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-15 22:55:12,278 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 22:55:12,279 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:55:12,280 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:55:12,280 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 22:55:12,281 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 22:55:12,281 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:55:12,281 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 22:55:12,281 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-15 22:55:12,281 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-15 22:55:12,282 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 22:55:12,282 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:55:12,282 INFO L489 LassoAnalysis]: Using template '2-phase'. [2019-11-15 22:55:12,283 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:55:12,285 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 22:55:12,285 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-11-15 22:55:12,285 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 22:55:12,285 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:55:12,285 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 22:55:12,285 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-15 22:55:12,286 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-15 22:55:12,286 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 22:55:12,287 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:55:12,287 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:55:12,288 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 22:55:12,288 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-11-15 22:55:12,288 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 22:55:12,288 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:55:12,288 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 22:55:12,289 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-15 22:55:12,289 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-15 22:55:12,289 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 22:55:12,290 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:55:12,290 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:55:12,291 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 22:55:12,291 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-11-15 22:55:12,291 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 22:55:12,291 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:55:12,291 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 22:55:12,291 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-15 22:55:12,292 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-15 22:55:12,292 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 22:55:12,293 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:55:12,293 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:55:12,294 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 22:55:12,294 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-11-15 22:55:12,294 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 22:55:12,295 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:55:12,295 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 22:55:12,295 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-15 22:55:12,295 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-15 22:55:12,295 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 22:55:12,296 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:55:12,296 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:55:12,298 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 22:55:12,298 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-11-15 22:55:12,298 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:55:12,298 INFO L203 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-15 22:55:12,298 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-15 22:55:12,308 INFO L400 nArgumentSynthesizer]: We have 24 Motzkin's Theorem applications. [2019-11-15 22:55:12,308 INFO L401 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2019-11-15 22:55:12,629 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:55:12,629 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:55:12,630 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 22:55:12,630 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-11-15 22:55:12,630 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 22:55:12,630 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:55:12,630 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 22:55:12,631 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-15 22:55:12,631 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-15 22:55:12,631 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 22:55:12,632 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:55:12,632 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:55:12,633 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 22:55:12,633 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-11-15 22:55:12,633 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 22:55:12,633 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:55:12,633 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 22:55:12,633 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-15 22:55:12,634 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-15 22:55:12,634 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 22:55:12,635 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:55:12,635 INFO L489 LassoAnalysis]: Using template '3-phase'. [2019-11-15 22:55:12,635 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:55:12,636 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 22:55:12,636 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-11-15 22:55:12,636 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 22:55:12,636 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:55:12,637 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 22:55:12,637 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-15 22:55:12,637 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-15 22:55:12,638 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 22:55:12,638 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:55:12,639 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:55:12,639 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 22:55:12,639 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-11-15 22:55:12,640 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 22:55:12,640 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:55:12,640 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 22:55:12,640 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-15 22:55:12,641 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-15 22:55:12,641 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 22:55:12,642 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:55:12,642 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:55:12,643 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 22:55:12,643 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-11-15 22:55:12,643 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 22:55:12,643 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:55:12,643 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 22:55:12,643 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-15 22:55:12,644 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-15 22:55:12,644 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 22:55:12,645 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:55:12,645 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:55:12,646 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 22:55:12,646 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-11-15 22:55:12,646 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 22:55:12,646 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:55:12,647 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 22:55:12,647 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-15 22:55:12,647 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-15 22:55:12,648 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 22:55:12,648 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:55:12,649 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:55:12,649 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 22:55:12,650 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-11-15 22:55:12,650 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:55:12,650 INFO L203 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-15 22:55:12,650 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-15 22:55:12,663 INFO L400 nArgumentSynthesizer]: We have 32 Motzkin's Theorem applications. [2019-11-15 22:55:12,664 INFO L401 nArgumentSynthesizer]: A total of 8 supporting invariants were added. [2019-11-15 22:55:13,750 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:55:13,751 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:55:13,752 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 22:55:13,753 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-11-15 22:55:13,753 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 22:55:13,753 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:55:13,753 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 22:55:13,753 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-15 22:55:13,754 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-15 22:55:13,754 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 22:55:13,755 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:55:13,756 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:55:13,756 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 22:55:13,757 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-11-15 22:55:13,757 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 22:55:13,757 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:55:13,757 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 22:55:13,758 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-15 22:55:13,758 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-15 22:55:13,758 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 22:55:13,759 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:55:13,759 INFO L489 LassoAnalysis]: Using template '4-phase'. [2019-11-15 22:55:13,760 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:55:13,761 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 22:55:13,761 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-11-15 22:55:13,761 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 22:55:13,762 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:55:13,762 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 22:55:13,762 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-15 22:55:13,763 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-15 22:55:13,763 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 22:55:13,764 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:55:13,765 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:55:13,766 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 22:55:13,766 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-11-15 22:55:13,766 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 22:55:13,767 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:55:13,767 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 22:55:13,767 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-15 22:55:13,768 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-15 22:55:13,768 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 22:55:13,769 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:55:13,769 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:55:13,770 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 22:55:13,770 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-11-15 22:55:13,770 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 22:55:13,771 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:55:13,771 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 22:55:13,771 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-15 22:55:13,772 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-15 22:55:13,772 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 22:55:13,773 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:55:13,773 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:55:13,773 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 22:55:13,773 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-11-15 22:55:13,774 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 22:55:13,774 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:55:13,774 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 22:55:13,774 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-15 22:55:13,775 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-15 22:55:13,775 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 22:55:13,776 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:55:13,776 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:55:13,777 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 22:55:13,777 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-11-15 22:55:13,777 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:55:13,777 INFO L203 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-15 22:55:13,778 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-15 22:55:13,807 INFO L400 nArgumentSynthesizer]: We have 40 Motzkin's Theorem applications. [2019-11-15 22:55:13,807 INFO L401 nArgumentSynthesizer]: A total of 10 supporting invariants were added. [2019-11-15 22:55:16,134 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:55:16,135 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:55:16,136 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 22:55:16,136 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-11-15 22:55:16,136 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 22:55:16,136 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:55:16,136 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 22:55:16,136 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-15 22:55:16,137 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-15 22:55:16,138 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 22:55:16,138 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:55:16,138 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:55:16,139 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 22:55:16,139 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-11-15 22:55:16,139 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 22:55:16,140 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:55:16,140 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 22:55:16,140 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-15 22:55:16,141 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-15 22:55:16,141 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 22:55:16,142 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:55:16,142 INFO L489 LassoAnalysis]: Using template '2-lex'. [2019-11-15 22:55:16,142 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:55:16,143 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 22:55:16,143 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-11-15 22:55:16,143 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 22:55:16,143 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:55:16,144 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 22:55:16,144 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-15 22:55:16,144 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-15 22:55:16,144 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 22:55:16,145 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:55:16,147 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:55:16,147 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 22:55:16,147 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-11-15 22:55:16,147 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 22:55:16,148 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:55:16,148 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 22:55:16,148 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-15 22:55:16,148 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-15 22:55:16,148 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 22:55:16,149 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:55:16,150 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:55:16,150 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 22:55:16,150 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-11-15 22:55:16,151 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 22:55:16,151 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:55:16,151 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 22:55:16,151 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-15 22:55:16,152 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-15 22:55:16,152 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 22:55:16,154 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:55:16,155 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:55:16,155 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 22:55:16,156 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-11-15 22:55:16,156 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 22:55:16,156 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:55:16,156 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 22:55:16,156 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-15 22:55:16,157 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-15 22:55:16,157 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 22:55:16,158 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:55:16,158 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:55:16,159 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 22:55:16,159 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-11-15 22:55:16,159 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:55:16,159 INFO L203 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-15 22:55:16,160 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-15 22:55:16,172 INFO L400 nArgumentSynthesizer]: We have 32 Motzkin's Theorem applications. [2019-11-15 22:55:16,172 INFO L401 nArgumentSynthesizer]: A total of 8 supporting invariants were added. [2019-11-15 22:55:16,576 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:55:16,576 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:55:16,577 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 22:55:16,577 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-11-15 22:55:16,577 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 22:55:16,578 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:55:16,578 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 22:55:16,578 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-15 22:55:16,578 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-15 22:55:16,578 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 22:55:16,580 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:55:16,581 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:55:16,581 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 22:55:16,582 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-11-15 22:55:16,582 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 22:55:16,582 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:55:16,582 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 22:55:16,582 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-15 22:55:16,583 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-15 22:55:16,583 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 22:55:16,584 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:55:16,584 INFO L489 LassoAnalysis]: Using template '3-lex'. [2019-11-15 22:55:16,585 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:55:16,587 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 22:55:16,587 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-11-15 22:55:16,587 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 22:55:16,587 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:55:16,587 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 22:55:16,587 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-15 22:55:16,588 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-15 22:55:16,588 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 22:55:16,591 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:55:16,592 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:55:16,592 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 22:55:16,592 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-11-15 22:55:16,593 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 22:55:16,593 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:55:16,593 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 22:55:16,593 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-15 22:55:16,594 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-15 22:55:16,594 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 22:55:16,595 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:55:16,596 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:55:16,597 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 22:55:16,597 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-11-15 22:55:16,598 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 22:55:16,598 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:55:16,598 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 22:55:16,598 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-15 22:55:16,599 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-15 22:55:16,599 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 22:55:16,600 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:55:16,601 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:55:16,602 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 22:55:16,602 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-11-15 22:55:16,602 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 22:55:16,602 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:55:16,603 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 22:55:16,603 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-15 22:55:16,603 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-15 22:55:16,603 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 22:55:16,605 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:55:16,605 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:55:16,606 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 22:55:16,606 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-11-15 22:55:16,606 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:55:16,607 INFO L203 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-15 22:55:16,607 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-15 22:55:16,625 INFO L400 nArgumentSynthesizer]: We have 48 Motzkin's Theorem applications. [2019-11-15 22:55:16,625 INFO L401 nArgumentSynthesizer]: A total of 12 supporting invariants were added. [2019-11-15 22:55:18,204 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:55:18,205 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:55:18,205 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 22:55:18,206 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-11-15 22:55:18,206 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 22:55:18,206 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:55:18,206 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 22:55:18,206 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-15 22:55:18,207 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-15 22:55:18,207 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 22:55:18,208 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:55:18,212 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:55:18,213 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 22:55:18,213 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-11-15 22:55:18,213 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 22:55:18,214 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:55:18,214 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 22:55:18,214 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-15 22:55:18,215 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-15 22:55:18,215 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 22:55:18,217 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:55:18,217 INFO L470 BuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2019-11-15 22:55:18,218 INFO L791 eck$LassoCheckResult]: Stem: 3#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_#t~nondet0, main_#t~nondet1, main_#t~post2, main_~sn~0, main_~loop1~0, main_~n1~0, main_~x~0;main_~sn~0 := 0;main_~loop1~0 := main_#t~nondet0;havoc main_#t~nondet0;main_~n1~0 := main_#t~nondet1;havoc main_#t~nondet1;main_~x~0 := 0; 4#L3-2true assume !false;main_~sn~0 := 2 + main_~sn~0;main_#t~post2 := main_~x~0;main_~x~0 := 1 + main_#t~post2;havoc main_#t~post2;__VERIFIER_assert_#in~cond := (if main_~sn~0 % 4294967296 == 2 * main_~x~0 % 4294967296 || 0 == main_~sn~0 % 4294967296 then 1 else 0);havoc __VERIFIER_assert_~cond;__VERIFIER_assert_~cond := __VERIFIER_assert_#in~cond; 6#L3true assume !(0 == __VERIFIER_assert_~cond); 4#L3-2true [2019-11-15 22:55:18,218 INFO L793 eck$LassoCheckResult]: Loop: 4#L3-2true assume !false;main_~sn~0 := 2 + main_~sn~0;main_#t~post2 := main_~x~0;main_~x~0 := 1 + main_#t~post2;havoc main_#t~post2;__VERIFIER_assert_#in~cond := (if main_~sn~0 % 4294967296 == 2 * main_~x~0 % 4294967296 || 0 == main_~sn~0 % 4294967296 then 1 else 0);havoc __VERIFIER_assert_~cond;__VERIFIER_assert_~cond := __VERIFIER_assert_#in~cond; 6#L3true assume !(0 == __VERIFIER_assert_~cond); 4#L3-2true [2019-11-15 22:55:18,218 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 22:55:18,218 INFO L82 PathProgramCache]: Analyzing trace with hash 31079, now seen corresponding path program 2 times [2019-11-15 22:55:18,219 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 22:55:18,219 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1304222281] [2019-11-15 22:55:18,219 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 22:55:18,219 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 22:55:18,219 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 22:55:18,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-15 22:55:18,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-15 22:55:18,246 INFO L168 tionRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-15 22:55:18,247 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 22:55:18,247 INFO L82 PathProgramCache]: Analyzing trace with hash 1288, now seen corresponding path program 2 times [2019-11-15 22:55:18,247 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 22:55:18,247 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [763618467] [2019-11-15 22:55:18,248 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 22:55:18,248 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 22:55:18,248 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 22:55:18,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-15 22:55:18,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-15 22:55:18,262 INFO L168 tionRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-15 22:55:18,262 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 22:55:18,263 INFO L82 PathProgramCache]: Analyzing trace with hash 29867246, now seen corresponding path program 3 times [2019-11-15 22:55:18,263 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 22:55:18,263 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [810851648] [2019-11-15 22:55:18,263 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 22:55:18,264 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 22:55:18,264 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 22:55:18,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-15 22:55:18,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-15 22:55:18,293 INFO L168 tionRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-15 22:55:18,331 INFO L210 LassoAnalysis]: Preferences: [2019-11-15 22:55:18,331 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-11-15 22:55:18,331 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-15 22:55:18,331 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-11-15 22:55:18,331 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2019-11-15 22:55:18,331 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-15 22:55:18,331 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-15 22:55:18,331 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-11-15 22:55:18,331 INFO L131 ssoRankerPreferences]: Filename of dumped script: sum03-2.i_Iteration1_Loop [2019-11-15 22:55:18,332 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-15 22:55:18,332 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-15 22:55:18,333 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-15 22:55:18,335 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-15 22:55:18,484 WARN L191 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 44 [2019-11-15 22:55:18,740 WARN L191 SmtUtils]: Spent 247.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 43 [2019-11-15 22:55:18,740 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-15 22:55:18,741 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_bdc22518-e3a4-44e8-864b-2b9524b2d7ee/bin/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 [2019-11-15 22:55:18,755 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-15 22:55:18,755 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-15 22:55:18,759 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-15 22:55:18,759 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~post2=0} Honda state: {ULTIMATE.start_main_#t~post2=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_bdc22518-e3a4-44e8-864b-2b9524b2d7ee/bin/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 [2019-11-15 22:55:18,775 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-15 22:55:18,776 INFO L160 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_bdc22518-e3a4-44e8-864b-2b9524b2d7ee/bin/uautomizer/z3 Starting monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-15 22:55:18,799 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-11-15 22:55:18,800 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-15 22:55:19,540 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2019-11-15 22:55:19,542 INFO L210 LassoAnalysis]: Preferences: [2019-11-15 22:55:19,543 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-11-15 22:55:19,543 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-15 22:55:19,543 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-11-15 22:55:19,543 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2019-11-15 22:55:19,543 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-15 22:55:19,543 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-15 22:55:19,543 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-11-15 22:55:19,543 INFO L131 ssoRankerPreferences]: Filename of dumped script: sum03-2.i_Iteration1_Loop [2019-11-15 22:55:19,543 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-15 22:55:19,544 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-15 22:55:19,545 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-15 22:55:19,548 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-15 22:55:19,701 WARN L191 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 44 [2019-11-15 22:55:19,956 WARN L191 SmtUtils]: Spent 252.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 43 [2019-11-15 22:55:19,957 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-15 22:55:19,957 INFO L489 LassoAnalysis]: Using template 'affine'. [2019-11-15 22:55:19,958 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:55:19,958 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 22:55:19,958 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 22:55:19,959 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:55:19,959 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 22:55:19,959 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-15 22:55:19,960 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-15 22:55:19,960 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 22:55:19,961 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:55:19,961 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:55:19,961 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 22:55:19,961 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 22:55:19,962 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:55:19,962 INFO L203 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-15 22:55:19,962 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-15 22:55:19,963 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-15 22:55:19,963 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 22:55:19,973 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:55:19,973 INFO L489 LassoAnalysis]: Using template '2-nested'. [2019-11-15 22:55:19,973 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:55:19,974 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 22:55:19,974 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 22:55:19,974 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:55:19,974 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 22:55:19,975 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-15 22:55:19,975 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-15 22:55:19,975 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 22:55:19,976 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:55:19,976 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:55:19,976 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 22:55:19,977 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 22:55:19,977 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:55:19,977 INFO L203 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-15 22:55:19,977 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-15 22:55:19,978 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-15 22:55:19,979 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 22:55:19,985 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:55:19,985 INFO L489 LassoAnalysis]: Using template '3-nested'. [2019-11-15 22:55:19,986 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:55:19,986 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 22:55:19,986 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 22:55:19,987 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:55:19,987 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 22:55:19,987 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-15 22:55:19,987 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-15 22:55:19,987 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 22:55:19,988 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:55:19,988 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:55:19,989 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 22:55:19,989 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 22:55:19,989 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:55:19,989 INFO L203 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-15 22:55:19,989 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-15 22:55:19,991 INFO L400 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2019-11-15 22:55:19,991 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 22:55:20,000 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:55:20,000 INFO L489 LassoAnalysis]: Using template '4-nested'. [2019-11-15 22:55:20,001 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:55:20,002 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 22:55:20,002 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 22:55:20,002 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:55:20,002 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 22:55:20,002 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-15 22:55:20,003 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-15 22:55:20,003 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 22:55:20,004 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:55:20,005 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:55:20,005 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 22:55:20,005 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 22:55:20,006 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:55:20,006 INFO L203 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-15 22:55:20,006 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-15 22:55:20,008 INFO L400 nArgumentSynthesizer]: We have 10 Motzkin's Theorem applications. [2019-11-15 22:55:20,008 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 22:55:20,019 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:55:20,019 INFO L489 LassoAnalysis]: Using template '2-phase'. [2019-11-15 22:55:20,020 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:55:20,021 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 22:55:20,021 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-11-15 22:55:20,021 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 22:55:20,022 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:55:20,022 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 22:55:20,022 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-15 22:55:20,022 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-15 22:55:20,022 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 22:55:20,023 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:55:20,023 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:55:20,024 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 22:55:20,024 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-11-15 22:55:20,024 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 22:55:20,024 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:55:20,024 INFO L203 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-15 22:55:20,025 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-15 22:55:20,027 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-15 22:55:20,027 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 22:55:20,075 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:55:20,075 INFO L489 LassoAnalysis]: Using template '3-phase'. [2019-11-15 22:55:20,076 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:55:20,077 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 22:55:20,077 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-11-15 22:55:20,077 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 22:55:20,077 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:55:20,077 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 22:55:20,078 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-15 22:55:20,078 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-15 22:55:20,078 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 22:55:20,079 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:55:20,079 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:55:20,080 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 22:55:20,080 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-11-15 22:55:20,080 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 22:55:20,081 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:55:20,081 INFO L203 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-15 22:55:20,081 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-15 22:55:20,084 INFO L400 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2019-11-15 22:55:20,085 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 22:55:20,182 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:55:20,183 INFO L489 LassoAnalysis]: Using template '4-phase'. [2019-11-15 22:55:20,183 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:55:20,184 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 22:55:20,184 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-11-15 22:55:20,184 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 22:55:20,184 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:55:20,184 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 22:55:20,184 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-15 22:55:20,185 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-15 22:55:20,185 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 22:55:20,186 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:55:20,186 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:55:20,187 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 22:55:20,187 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-11-15 22:55:20,187 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 22:55:20,188 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:55:20,188 INFO L203 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-15 22:55:20,188 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-15 22:55:20,202 INFO L400 nArgumentSynthesizer]: We have 10 Motzkin's Theorem applications. [2019-11-15 22:55:20,211 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 22:55:20,385 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:55:20,385 INFO L489 LassoAnalysis]: Using template '2-lex'. [2019-11-15 22:55:20,386 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:55:20,387 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 22:55:20,387 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-11-15 22:55:20,387 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 22:55:20,387 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:55:20,387 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 22:55:20,388 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-15 22:55:20,388 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-15 22:55:20,388 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 22:55:20,389 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:55:20,392 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:55:20,393 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 22:55:20,393 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-11-15 22:55:20,393 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 22:55:20,393 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:55:20,393 INFO L203 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-15 22:55:20,393 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-15 22:55:20,395 INFO L400 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2019-11-15 22:55:20,395 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 22:55:20,413 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:55:20,413 INFO L489 LassoAnalysis]: Using template '3-lex'. [2019-11-15 22:55:20,414 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:55:20,414 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 22:55:20,414 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-11-15 22:55:20,415 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 22:55:20,415 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:55:20,415 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 22:55:20,415 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-15 22:55:20,416 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-15 22:55:20,416 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 22:55:20,417 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:55:20,418 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:55:20,420 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 22:55:20,420 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-11-15 22:55:20,420 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 22:55:20,420 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:55:20,420 INFO L203 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-15 22:55:20,421 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-15 22:55:20,424 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-15 22:55:20,424 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 22:55:20,464 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:55:20,553 INFO L210 LassoAnalysis]: Preferences: [2019-11-15 22:55:20,553 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-11-15 22:55:20,553 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-15 22:55:20,553 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-11-15 22:55:20,553 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2019-11-15 22:55:20,553 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-15 22:55:20,554 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-15 22:55:20,554 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-11-15 22:55:20,554 INFO L131 ssoRankerPreferences]: Filename of dumped script: sum03-2.i_Iteration1_Lasso [2019-11-15 22:55:20,554 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-15 22:55:20,554 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-15 22:55:20,555 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-15 22:55:20,558 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-15 22:55:20,560 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-15 22:55:20,563 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-15 22:55:20,565 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-15 22:55:20,599 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-15 22:55:20,601 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-15 22:55:20,743 WARN L191 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 45 [2019-11-15 22:55:20,888 WARN L191 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 43 [2019-11-15 22:55:20,891 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-15 22:55:20,891 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_bdc22518-e3a4-44e8-864b-2b9524b2d7ee/bin/uautomizer/z3 Starting monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-15 22:55:20,907 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-15 22:55:20,908 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-15 22:55:20,911 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-15 22:55:20,911 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet0=0} Honda state: {ULTIMATE.start_main_#t~nondet0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_bdc22518-e3a4-44e8-864b-2b9524b2d7ee/bin/uautomizer/z3 Starting monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-15 22:55:20,926 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-15 22:55:20,926 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-15 22:55:20,930 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-15 22:55:20,930 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet1=0} Honda state: {ULTIMATE.start_main_#t~nondet1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_bdc22518-e3a4-44e8-864b-2b9524b2d7ee/bin/uautomizer/z3 Starting monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-15 22:55:20,944 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-15 22:55:20,945 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-15 22:55:20,948 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-15 22:55:20,949 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~post2=0} Honda state: {ULTIMATE.start_main_#t~post2=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_bdc22518-e3a4-44e8-864b-2b9524b2d7ee/bin/uautomizer/z3 Starting monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-15 22:55:20,957 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-15 22:55:20,958 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-15 22:55:20,961 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-15 22:55:20,961 INFO L440 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/run_dir_bdc22518-e3a4-44e8-864b-2b9524b2d7ee/bin/uautomizer/z3 Starting monitored process 16 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 16 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-15 22:55:20,975 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-15 22:55:20,975 INFO L160 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_bdc22518-e3a4-44e8-864b-2b9524b2d7ee/bin/uautomizer/z3 Starting monitored process 17 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 17 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-15 22:55:20,996 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-11-15 22:55:20,997 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-15 22:55:21,167 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2019-11-15 22:55:21,169 INFO L210 LassoAnalysis]: Preferences: [2019-11-15 22:55:21,170 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-11-15 22:55:21,170 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-15 22:55:21,170 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-11-15 22:55:21,170 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2019-11-15 22:55:21,170 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-15 22:55:21,170 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-15 22:55:21,171 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-11-15 22:55:21,171 INFO L131 ssoRankerPreferences]: Filename of dumped script: sum03-2.i_Iteration1_Lasso [2019-11-15 22:55:21,171 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-15 22:55:21,171 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-15 22:55:21,172 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-15 22:55:21,176 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-15 22:55:21,179 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-15 22:55:21,181 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-15 22:55:21,183 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-15 22:55:21,186 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-15 22:55:21,188 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-15 22:55:21,368 WARN L191 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 45 [2019-11-15 22:55:21,563 WARN L191 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 43 [2019-11-15 22:55:21,564 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-15 22:55:21,564 INFO L489 LassoAnalysis]: Using template 'affine'. [2019-11-15 22:55:21,564 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:55:21,565 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 22:55:21,565 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 22:55:21,565 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:55:21,565 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 22:55:21,565 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-15 22:55:21,566 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-15 22:55:21,566 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 22:55:21,566 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:55:21,566 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:55:21,567 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 22:55:21,567 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 22:55:21,567 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:55:21,567 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 22:55:21,567 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-15 22:55:21,567 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-15 22:55:21,568 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 22:55:21,568 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:55:21,568 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:55:21,568 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 22:55:21,568 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 22:55:21,569 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:55:21,569 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 22:55:21,569 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-15 22:55:21,569 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-15 22:55:21,569 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 22:55:21,569 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:55:21,570 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:55:21,570 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 22:55:21,570 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 22:55:21,570 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:55:21,570 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 22:55:21,571 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-15 22:55:21,571 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-15 22:55:21,571 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 22:55:21,571 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:55:21,571 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:55:21,572 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 22:55:21,572 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 22:55:21,572 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:55:21,572 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 22:55:21,572 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-15 22:55:21,572 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-15 22:55:21,572 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 22:55:21,573 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:55:21,573 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:55:21,573 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 22:55:21,574 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 22:55:21,574 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:55:21,574 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 22:55:21,574 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-15 22:55:21,575 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-15 22:55:21,575 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 22:55:21,575 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:55:21,576 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:55:21,576 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 22:55:21,576 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:55:21,576 INFO L203 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-15 22:55:21,576 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-15 22:55:21,580 INFO L400 nArgumentSynthesizer]: We have 16 Motzkin's Theorem applications. [2019-11-15 22:55:21,580 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-11-15 22:55:21,627 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:55:21,627 INFO L489 LassoAnalysis]: Using template '2-nested'. [2019-11-15 22:55:21,628 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:55:21,629 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 22:55:21,629 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 22:55:21,629 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:55:21,629 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 22:55:21,629 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-15 22:55:21,630 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-15 22:55:21,630 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 22:55:21,630 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:55:21,631 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:55:21,631 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 22:55:21,631 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 22:55:21,631 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:55:21,631 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 22:55:21,632 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-15 22:55:21,638 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-15 22:55:21,638 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 22:55:21,639 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:55:21,639 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:55:21,640 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 22:55:21,640 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 22:55:21,640 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:55:21,640 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 22:55:21,640 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-15 22:55:21,641 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-15 22:55:21,641 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 22:55:21,641 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:55:21,642 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:55:21,642 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 22:55:21,642 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 22:55:21,643 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:55:21,643 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 22:55:21,643 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-15 22:55:21,643 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-15 22:55:21,643 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 22:55:21,644 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:55:21,644 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:55:21,645 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 22:55:21,645 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 22:55:21,646 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:55:21,646 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 22:55:21,646 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-15 22:55:21,646 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-15 22:55:21,646 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 22:55:21,647 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:55:21,647 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:55:21,648 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 22:55:21,648 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 22:55:21,648 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:55:21,648 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 22:55:21,648 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-15 22:55:21,649 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-15 22:55:21,649 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 22:55:21,649 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:55:21,650 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:55:21,650 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 22:55:21,650 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:55:21,651 INFO L203 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-15 22:55:21,651 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-15 22:55:21,657 INFO L400 nArgumentSynthesizer]: We have 24 Motzkin's Theorem applications. [2019-11-15 22:55:21,657 INFO L401 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2019-11-15 22:55:21,813 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:55:21,814 INFO L489 LassoAnalysis]: Using template '3-nested'. [2019-11-15 22:55:21,814 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:55:21,814 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 22:55:21,815 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 22:55:21,815 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:55:21,815 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 22:55:21,815 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-15 22:55:21,815 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-15 22:55:21,816 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 22:55:21,816 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:55:21,817 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:55:21,818 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 22:55:21,818 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 22:55:21,818 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:55:21,818 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 22:55:21,818 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-15 22:55:21,818 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-15 22:55:21,819 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 22:55:21,819 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:55:21,819 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:55:21,820 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 22:55:21,820 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 22:55:21,820 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:55:21,820 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 22:55:21,820 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-15 22:55:21,821 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-15 22:55:21,821 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 22:55:21,823 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:55:21,823 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:55:21,824 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 22:55:21,824 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 22:55:21,824 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:55:21,824 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 22:55:21,824 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-15 22:55:21,825 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-15 22:55:21,825 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 22:55:21,825 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:55:21,825 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:55:21,826 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 22:55:21,826 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 22:55:21,826 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:55:21,826 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 22:55:21,827 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-15 22:55:21,827 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-15 22:55:21,827 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 22:55:21,827 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:55:21,829 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:55:21,832 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 22:55:21,833 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 22:55:21,833 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:55:21,833 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 22:55:21,833 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-15 22:55:21,833 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-15 22:55:21,833 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 22:55:21,835 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:55:21,835 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:55:21,836 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 22:55:21,836 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:55:21,836 INFO L203 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-15 22:55:21,836 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-15 22:55:21,844 INFO L400 nArgumentSynthesizer]: We have 32 Motzkin's Theorem applications. [2019-11-15 22:55:21,844 INFO L401 nArgumentSynthesizer]: A total of 8 supporting invariants were added. [2019-11-15 22:55:21,931 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:55:21,931 INFO L489 LassoAnalysis]: Using template '4-nested'. [2019-11-15 22:55:21,932 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:55:21,932 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 22:55:21,932 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 22:55:21,933 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:55:21,933 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 22:55:21,933 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-15 22:55:21,933 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-15 22:55:21,933 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 22:55:21,934 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:55:21,937 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:55:21,938 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 22:55:21,938 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 22:55:21,939 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:55:21,939 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 22:55:21,939 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-15 22:55:21,939 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-15 22:55:21,939 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 22:55:21,940 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:55:21,940 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:55:21,941 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 22:55:21,941 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 22:55:21,941 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:55:21,941 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 22:55:21,941 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-15 22:55:21,942 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-15 22:55:21,942 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 22:55:21,942 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:55:21,943 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:55:21,943 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 22:55:21,943 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 22:55:21,944 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:55:21,944 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 22:55:21,944 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-15 22:55:21,944 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-15 22:55:21,944 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 22:55:21,945 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:55:21,945 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:55:21,946 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 22:55:21,946 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 22:55:21,946 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:55:21,946 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 22:55:21,946 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-15 22:55:21,947 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-15 22:55:21,947 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 22:55:21,947 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:55:21,948 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:55:21,948 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 22:55:21,949 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 22:55:21,949 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:55:21,949 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 22:55:21,950 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-15 22:55:21,950 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-15 22:55:21,950 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 22:55:21,951 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:55:21,951 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:55:21,951 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 22:55:21,952 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:55:21,952 INFO L203 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-15 22:55:21,952 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-15 22:55:21,962 INFO L400 nArgumentSynthesizer]: We have 40 Motzkin's Theorem applications. [2019-11-15 22:55:21,962 INFO L401 nArgumentSynthesizer]: A total of 10 supporting invariants were added. [2019-11-15 22:55:22,149 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:55:22,150 INFO L489 LassoAnalysis]: Using template '2-phase'. [2019-11-15 22:55:22,150 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:55:22,151 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 22:55:22,152 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-11-15 22:55:22,152 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 22:55:22,152 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:55:22,152 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 22:55:22,152 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-15 22:55:22,153 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-15 22:55:22,153 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 22:55:22,154 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:55:22,154 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:55:22,155 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 22:55:22,155 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-11-15 22:55:22,155 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 22:55:22,155 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:55:22,156 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 22:55:22,156 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-15 22:55:22,156 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-15 22:55:22,156 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 22:55:22,157 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:55:22,157 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:55:22,158 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 22:55:22,158 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-11-15 22:55:22,158 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 22:55:22,158 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:55:22,158 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 22:55:22,158 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-15 22:55:22,159 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-15 22:55:22,159 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 22:55:22,159 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:55:22,160 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:55:22,160 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 22:55:22,160 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-11-15 22:55:22,161 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 22:55:22,161 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:55:22,161 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 22:55:22,161 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-15 22:55:22,162 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-15 22:55:22,162 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 22:55:22,162 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:55:22,163 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:55:22,163 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 22:55:22,163 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-11-15 22:55:22,163 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 22:55:22,164 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:55:22,164 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 22:55:22,164 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-15 22:55:22,164 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-15 22:55:22,164 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 22:55:22,165 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:55:22,166 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:55:22,167 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 22:55:22,167 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-11-15 22:55:22,167 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 22:55:22,167 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:55:22,167 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 22:55:22,167 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-15 22:55:22,168 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-15 22:55:22,168 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 22:55:22,168 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:55:22,169 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:55:22,169 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 22:55:22,170 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-11-15 22:55:22,170 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:55:22,170 INFO L203 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-15 22:55:22,170 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-15 22:55:22,177 INFO L400 nArgumentSynthesizer]: We have 24 Motzkin's Theorem applications. [2019-11-15 22:55:22,177 INFO L401 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2019-11-15 22:55:22,436 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:55:22,437 INFO L489 LassoAnalysis]: Using template '3-phase'. [2019-11-15 22:55:22,437 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:55:22,437 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 22:55:22,438 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-11-15 22:55:22,438 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 22:55:22,438 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:55:22,438 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 22:55:22,438 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-15 22:55:22,439 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-15 22:55:22,439 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 22:55:22,440 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:55:22,440 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:55:22,441 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 22:55:22,441 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-11-15 22:55:22,441 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 22:55:22,441 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:55:22,442 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 22:55:22,442 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-15 22:55:22,442 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-15 22:55:22,442 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 22:55:22,443 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:55:22,444 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:55:22,445 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 22:55:22,445 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-11-15 22:55:22,445 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 22:55:22,445 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:55:22,445 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 22:55:22,445 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-15 22:55:22,446 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-15 22:55:22,446 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 22:55:22,447 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:55:22,447 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:55:22,448 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 22:55:22,449 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-11-15 22:55:22,449 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 22:55:22,449 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:55:22,449 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 22:55:22,449 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-15 22:55:22,450 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-15 22:55:22,450 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 22:55:22,451 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:55:22,452 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:55:22,453 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 22:55:22,453 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-11-15 22:55:22,453 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 22:55:22,454 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:55:22,454 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 22:55:22,454 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-15 22:55:22,455 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-15 22:55:22,455 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 22:55:22,456 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:55:22,456 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:55:22,457 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 22:55:22,458 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-11-15 22:55:22,458 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 22:55:22,458 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:55:22,458 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 22:55:22,458 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-15 22:55:22,459 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-15 22:55:22,459 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 22:55:22,460 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:55:22,461 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:55:22,461 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 22:55:22,461 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-11-15 22:55:22,462 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:55:22,462 INFO L203 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-15 22:55:22,462 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-15 22:55:22,471 INFO L400 nArgumentSynthesizer]: We have 32 Motzkin's Theorem applications. [2019-11-15 22:55:22,472 INFO L401 nArgumentSynthesizer]: A total of 8 supporting invariants were added. [2019-11-15 22:55:23,737 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:55:23,737 INFO L489 LassoAnalysis]: Using template '4-phase'. [2019-11-15 22:55:23,738 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:55:23,739 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 22:55:23,739 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-11-15 22:55:23,739 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 22:55:23,739 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:55:23,739 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 22:55:23,739 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-15 22:55:23,740 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-15 22:55:23,740 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 22:55:23,741 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:55:23,741 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:55:23,742 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 22:55:23,742 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-11-15 22:55:23,742 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 22:55:23,743 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:55:23,743 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 22:55:23,743 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-15 22:55:23,744 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-15 22:55:23,744 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 22:55:23,745 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:55:23,745 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:55:23,746 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 22:55:23,746 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-11-15 22:55:23,746 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 22:55:23,746 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:55:23,746 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 22:55:23,747 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-15 22:55:23,747 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-15 22:55:23,747 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 22:55:23,748 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:55:23,748 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:55:23,749 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 22:55:23,749 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-11-15 22:55:23,749 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 22:55:23,749 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:55:23,750 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 22:55:23,750 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-15 22:55:23,751 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-15 22:55:23,751 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 22:55:23,751 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:55:23,752 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:55:23,752 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 22:55:23,752 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-11-15 22:55:23,752 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 22:55:23,753 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:55:23,753 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 22:55:23,753 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-15 22:55:23,754 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-15 22:55:23,754 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 22:55:23,754 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:55:23,755 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:55:23,755 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 22:55:23,755 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-11-15 22:55:23,755 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 22:55:23,756 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:55:23,756 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 22:55:23,756 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-15 22:55:23,757 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-15 22:55:23,757 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 22:55:23,757 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:55:23,758 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:55:23,758 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 22:55:23,758 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-11-15 22:55:23,759 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:55:23,759 INFO L203 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-15 22:55:23,759 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-15 22:55:23,773 INFO L400 nArgumentSynthesizer]: We have 40 Motzkin's Theorem applications. [2019-11-15 22:55:23,773 INFO L401 nArgumentSynthesizer]: A total of 10 supporting invariants were added. [2019-11-15 22:55:26,489 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:55:26,489 INFO L489 LassoAnalysis]: Using template '2-lex'. [2019-11-15 22:55:26,490 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:55:26,491 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 22:55:26,491 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-11-15 22:55:26,491 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 22:55:26,491 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:55:26,491 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 22:55:26,492 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-15 22:55:26,492 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-15 22:55:26,492 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 22:55:26,498 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:55:26,498 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:55:26,499 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 22:55:26,499 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-11-15 22:55:26,499 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 22:55:26,500 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:55:26,500 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 22:55:26,500 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-15 22:55:26,500 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-15 22:55:26,500 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 22:55:26,501 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:55:26,502 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:55:26,502 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 22:55:26,502 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-11-15 22:55:26,502 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 22:55:26,503 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:55:26,503 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 22:55:26,503 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-15 22:55:26,503 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-15 22:55:26,503 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 22:55:26,504 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:55:26,505 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:55:26,505 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 22:55:26,505 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-11-15 22:55:26,506 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 22:55:26,506 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:55:26,506 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 22:55:26,506 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-15 22:55:26,506 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-15 22:55:26,507 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 22:55:26,509 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:55:26,509 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:55:26,510 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 22:55:26,510 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-11-15 22:55:26,510 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 22:55:26,511 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:55:26,511 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 22:55:26,511 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-15 22:55:26,511 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-15 22:55:26,511 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 22:55:26,512 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:55:26,514 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:55:26,514 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 22:55:26,514 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-11-15 22:55:26,515 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 22:55:26,515 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:55:26,515 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 22:55:26,515 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-15 22:55:26,515 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-15 22:55:26,515 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 22:55:26,516 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:55:26,517 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:55:26,517 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 22:55:26,518 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-11-15 22:55:26,518 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:55:26,518 INFO L203 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-15 22:55:26,518 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-15 22:55:26,526 INFO L400 nArgumentSynthesizer]: We have 32 Motzkin's Theorem applications. [2019-11-15 22:55:26,526 INFO L401 nArgumentSynthesizer]: A total of 8 supporting invariants were added. [2019-11-15 22:55:26,957 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:55:26,957 INFO L489 LassoAnalysis]: Using template '3-lex'. [2019-11-15 22:55:26,958 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:55:26,958 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 22:55:26,959 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-11-15 22:55:26,959 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 22:55:26,959 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:55:26,959 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 22:55:26,959 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-15 22:55:26,960 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-15 22:55:26,960 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 22:55:26,962 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:55:26,962 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:55:26,963 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 22:55:26,963 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-11-15 22:55:26,963 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 22:55:26,963 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:55:26,963 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 22:55:26,964 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-15 22:55:26,964 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-15 22:55:26,964 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 22:55:26,965 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:55:26,966 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:55:26,966 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 22:55:26,966 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-11-15 22:55:26,966 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 22:55:26,967 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:55:26,967 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 22:55:26,967 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-15 22:55:26,967 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-15 22:55:26,967 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 22:55:26,968 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:55:26,969 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:55:26,970 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 22:55:26,970 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-11-15 22:55:26,970 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 22:55:26,970 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:55:26,971 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 22:55:26,971 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-15 22:55:26,971 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-15 22:55:26,971 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 22:55:26,972 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:55:26,973 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:55:26,973 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 22:55:26,973 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-11-15 22:55:26,974 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 22:55:26,974 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:55:26,974 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 22:55:26,974 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-15 22:55:26,974 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-15 22:55:26,975 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 22:55:26,976 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:55:26,976 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:55:26,977 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 22:55:26,977 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-11-15 22:55:26,977 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 22:55:26,977 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:55:26,977 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 22:55:26,977 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-15 22:55:26,978 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-15 22:55:26,978 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 22:55:26,979 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:55:26,979 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:55:26,980 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 22:55:26,980 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-11-15 22:55:26,980 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:55:26,980 INFO L203 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-15 22:55:26,981 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-15 22:55:27,007 INFO L400 nArgumentSynthesizer]: We have 48 Motzkin's Theorem applications. [2019-11-15 22:55:27,008 INFO L401 nArgumentSynthesizer]: A total of 12 supporting invariants were added. [2019-11-15 22:55:28,241 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:55:28,247 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 15.11 10:55:28 BoogieIcfgContainer [2019-11-15 22:55:28,247 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2019-11-15 22:55:28,248 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-15 22:55:28,248 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-15 22:55:28,248 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-15 22:55:28,249 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 10:54:47" (3/4) ... [2019-11-15 22:55:28,254 INFO L140 WitnessPrinter]: No result that supports witness generation found [2019-11-15 22:55:28,254 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-15 22:55:28,256 INFO L168 Benchmark]: Toolchain (without parser) took 41773.36 ms. Allocated memory was 1.0 GB in the beginning and 2.3 GB in the end (delta: 1.3 GB). Free memory was 944.7 MB in the beginning and 1.8 GB in the end (delta: -818.4 MB). Peak memory consumption was 450.3 MB. Max. memory is 11.5 GB. [2019-11-15 22:55:28,257 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 1.0 GB. Free memory is still 967.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-15 22:55:28,259 INFO L168 Benchmark]: CACSL2BoogieTranslator took 325.06 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 124.3 MB). Free memory was 944.7 MB in the beginning and 1.1 GB in the end (delta: -172.7 MB). Peak memory consumption was 23.0 MB. Max. memory is 11.5 GB. [2019-11-15 22:55:28,264 INFO L168 Benchmark]: Boogie Procedure Inliner took 33.64 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-15 22:55:28,265 INFO L168 Benchmark]: Boogie Preprocessor took 18.08 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-15 22:55:28,265 INFO L168 Benchmark]: RCFGBuilder took 211.75 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 17.9 MB). Peak memory consumption was 17.9 MB. Max. memory is 11.5 GB. [2019-11-15 22:55:28,266 INFO L168 Benchmark]: BuchiAutomizer took 41174.20 ms. Allocated memory was 1.2 GB in the beginning and 2.3 GB in the end (delta: 1.1 GB). Free memory was 1.1 GB in the beginning and 1.8 GB in the end (delta: -663.7 MB). Peak memory consumption was 1.5 GB. Max. memory is 11.5 GB. [2019-11-15 22:55:28,266 INFO L168 Benchmark]: Witness Printer took 6.41 ms. Allocated memory is still 2.3 GB. Free memory is still 1.8 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-15 22:55:28,268 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 ms. Allocated memory is still 1.0 GB. Free memory is still 967.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 325.06 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 124.3 MB). Free memory was 944.7 MB in the beginning and 1.1 GB in the end (delta: -172.7 MB). Peak memory consumption was 23.0 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 33.64 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 18.08 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 211.75 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 17.9 MB). Peak memory consumption was 17.9 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 41174.20 ms. Allocated memory was 1.2 GB in the beginning and 2.3 GB in the end (delta: 1.1 GB). Free memory was 1.1 GB in the beginning and 1.8 GB in the end (delta: -663.7 MB). Peak memory consumption was 1.5 GB. Max. memory is 11.5 GB. * Witness Printer took 6.41 ms. Allocated memory is still 2.3 GB. Free memory is still 1.8 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 41.1s and 1 iterations. TraceHistogramMax:1. Analysis of lassos took 41.0s. 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: inital45 mio100 ax100 hnf100 lsp100 ukn100 mio100 lsp100 div267 bol100 ite110 ukn100 eq167 hnf62 smp71 dnf171 smp99 tf100 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 3 Time: 1261ms VariablesStem: 4 VariablesLoop: 10 DisjunctsStem: 1 DisjunctsLoop: 2 SupportingInvariants: 12 MotzkinApplications: 48 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 5 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 2 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 1.0s - TerminationAnalysisResult: Unable to decide termination Buchi Automizer is unable to decide termination for the following lasso. Stem: "havoc main_#res;havoc main_#t~nondet0, main_#t~nondet1, main_#t~post2, main_~sn~0, main_~loop1~0, main_~n1~0, main_~x~0;main_~sn~0 := 0;main_~loop1~0 := main_#t~nondet0;havoc main_#t~nondet0;main_~n1~0 := main_#t~nondet1;havoc main_#t~nondet1;main_~x~0 := 0;" "assume !false;main_~sn~0 := 2 + main_~sn~0;main_#t~post2 := main_~x~0;main_~x~0 := 1 + main_#t~post2;havoc main_#t~post2;__VERIFIER_assert_#in~cond := (if main_~sn~0 % 4294967296 == 2 * main_~x~0 % 4294967296 || 0 == main_~sn~0 % 4294967296 then 1 else 0);havoc __VERIFIER_assert_~cond;__VERIFIER_assert_~cond := __VERIFIER_assert_#in~cond;" "assume !(0 == __VERIFIER_assert_~cond);" Loop: "assume !false;main_~sn~0 := 2 + main_~sn~0;main_#t~post2 := main_~x~0;main_~x~0 := 1 + main_#t~post2;havoc main_#t~post2;__VERIFIER_assert_#in~cond := (if main_~sn~0 % 4294967296 == 2 * main_~x~0 % 4294967296 || 0 == main_~sn~0 % 4294967296 then 1 else 0);havoc __VERIFIER_assert_~cond;__VERIFIER_assert_~cond := __VERIFIER_assert_#in~cond;" "assume !(0 == __VERIFIER_assert_~cond);" RESULT: Ultimate could not prove your program: unable to determine termination Received shutdown request...