./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-restricted-15/ex3a.c --full-output --architecture 64bit -------------------------------------------------------------------------------- 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/working_dir_38e9d788-3248-4028-b036-b1cebce3cf04/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_38e9d788-3248-4028-b036-b1cebce3cf04/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_38e9d788-3248-4028-b036-b1cebce3cf04/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_38e9d788-3248-4028-b036-b1cebce3cf04/bin/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-restricted-15/ex3a.c -s /tmp/vcloud-vcloud-master/worker/working_dir_38e9d788-3248-4028-b036-b1cebce3cf04/bin/uautomizer/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_38e9d788-3248-4028-b036-b1cebce3cf04/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 64bit --witnessprinter.graph.data.programhash 3eb895bd5e27d4d88b6c18a840dbd8103067d74f 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Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-cad4683 [2019-10-22 09:00:49,404 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-22 09:00:49,407 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-22 09:00:49,419 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-22 09:00:49,419 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-22 09:00:49,420 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-22 09:00:49,422 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-22 09:00:49,424 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-22 09:00:49,426 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-22 09:00:49,429 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-22 09:00:49,432 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-22 09:00:49,433 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-22 09:00:49,439 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-22 09:00:49,440 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-22 09:00:49,440 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-22 09:00:49,441 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-22 09:00:49,442 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-22 09:00:49,444 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-22 09:00:49,446 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-22 09:00:49,447 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-22 09:00:49,448 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-22 09:00:49,449 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-22 09:00:49,450 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-22 09:00:49,455 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-22 09:00:49,457 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-22 09:00:49,457 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-22 09:00:49,457 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-22 09:00:49,458 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-22 09:00:49,458 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-22 09:00:49,462 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-22 09:00:49,463 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-22 09:00:49,464 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-22 09:00:49,465 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-22 09:00:49,467 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-22 09:00:49,468 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-22 09:00:49,469 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-22 09:00:49,470 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-22 09:00:49,470 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-22 09:00:49,470 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-22 09:00:49,471 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-22 09:00:49,471 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-22 09:00:49,472 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_38e9d788-3248-4028-b036-b1cebce3cf04/bin/uautomizer/config/svcomp-Termination-64bit-Automizer_Default.epf [2019-10-22 09:00:49,486 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-22 09:00:49,486 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-22 09:00:49,487 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-22 09:00:49,488 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-22 09:00:49,488 INFO L138 SettingsManager]: * Use SBE=true [2019-10-22 09:00:49,488 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2019-10-22 09:00:49,488 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2019-10-22 09:00:49,498 INFO L138 SettingsManager]: * Use old map elimination=false [2019-10-22 09:00:49,498 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2019-10-22 09:00:49,498 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2019-10-22 09:00:49,498 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2019-10-22 09:00:49,499 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-22 09:00:49,499 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-10-22 09:00:49,499 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-22 09:00:49,499 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-22 09:00:49,499 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2019-10-22 09:00:49,499 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2019-10-22 09:00:49,500 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2019-10-22 09:00:49,500 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-22 09:00:49,500 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2019-10-22 09:00:49,500 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-22 09:00:49,500 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2019-10-22 09:00:49,500 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-22 09:00:49,501 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-22 09:00:49,501 INFO L138 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2019-10-22 09:00:49,501 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-22 09:00:49,501 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-22 09:00:49,501 INFO L138 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2019-10-22 09:00:49,502 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2019-10-22 09:00:49,502 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/working_dir_38e9d788-3248-4028-b036-b1cebce3cf04/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 -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3eb895bd5e27d4d88b6c18a840dbd8103067d74f [2019-10-22 09:00:49,533 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-22 09:00:49,543 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-22 09:00:49,546 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-22 09:00:49,547 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-22 09:00:49,548 INFO L275 PluginConnector]: CDTParser initialized [2019-10-22 09:00:49,548 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_38e9d788-3248-4028-b036-b1cebce3cf04/bin/uautomizer/../../sv-benchmarks/c/termination-restricted-15/ex3a.c [2019-10-22 09:00:49,596 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_38e9d788-3248-4028-b036-b1cebce3cf04/bin/uautomizer/data/7d82b23e8/5cd03bc6ddfb4692b01371f36f66acaf/FLAG4bf387c73 [2019-10-22 09:00:50,007 INFO L306 CDTParser]: Found 1 translation units. [2019-10-22 09:00:50,008 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_38e9d788-3248-4028-b036-b1cebce3cf04/sv-benchmarks/c/termination-restricted-15/ex3a.c [2019-10-22 09:00:50,016 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_38e9d788-3248-4028-b036-b1cebce3cf04/bin/uautomizer/data/7d82b23e8/5cd03bc6ddfb4692b01371f36f66acaf/FLAG4bf387c73 [2019-10-22 09:00:50,398 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_38e9d788-3248-4028-b036-b1cebce3cf04/bin/uautomizer/data/7d82b23e8/5cd03bc6ddfb4692b01371f36f66acaf [2019-10-22 09:00:50,401 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-22 09:00:50,402 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-10-22 09:00:50,403 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-22 09:00:50,403 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-22 09:00:50,407 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-22 09:00:50,407 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 09:00:50" (1/1) ... [2019-10-22 09:00:50,410 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@c0cc11d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:00:50, skipping insertion in model container [2019-10-22 09:00:50,410 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 09:00:50" (1/1) ... [2019-10-22 09:00:50,421 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-22 09:00:50,435 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-22 09:00:50,610 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 09:00:50,614 INFO L188 MainTranslator]: Completed pre-run [2019-10-22 09:00:50,690 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 09:00:50,704 INFO L192 MainTranslator]: Completed translation [2019-10-22 09:00:50,704 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:00:50 WrapperNode [2019-10-22 09:00:50,705 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-22 09:00:50,705 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-10-22 09:00:50,706 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-10-22 09:00:50,706 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-10-22 09:00:50,713 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:00:50" (1/1) ... [2019-10-22 09:00:50,717 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:00:50" (1/1) ... [2019-10-22 09:00:50,734 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-10-22 09:00:50,734 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-22 09:00:50,734 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-22 09:00:50,734 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-22 09:00:50,742 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:00:50" (1/1) ... [2019-10-22 09:00:50,743 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:00:50" (1/1) ... [2019-10-22 09:00:50,743 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:00:50" (1/1) ... [2019-10-22 09:00:50,743 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:00:50" (1/1) ... [2019-10-22 09:00:50,744 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:00:50" (1/1) ... [2019-10-22 09:00:50,748 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:00:50" (1/1) ... [2019-10-22 09:00:50,749 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:00:50" (1/1) ... [2019-10-22 09:00:50,750 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-22 09:00:50,750 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-22 09:00:50,750 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-22 09:00:50,750 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-22 09:00:50,751 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:00:50" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_38e9d788-3248-4028-b036-b1cebce3cf04/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 [2019-10-22 09:00:50,810 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-22 09:00:50,811 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-22 09:00:50,946 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-22 09:00:50,946 INFO L284 CfgBuilder]: Removed 5 assume(true) statements. [2019-10-22 09:00:50,947 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 09:00:50 BoogieIcfgContainer [2019-10-22 09:00:50,947 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-22 09:00:50,948 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2019-10-22 09:00:50,948 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2019-10-22 09:00:50,952 INFO L275 PluginConnector]: BuchiAutomizer initialized [2019-10-22 09:00:50,954 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-10-22 09:00:50,954 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 22.10 09:00:50" (1/3) ... [2019-10-22 09:00:50,955 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@3dd768a1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 22.10 09:00:50, skipping insertion in model container [2019-10-22 09:00:50,955 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-10-22 09:00:50,955 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:00:50" (2/3) ... [2019-10-22 09:00:50,956 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@3dd768a1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 22.10 09:00:50, skipping insertion in model container [2019-10-22 09:00:50,956 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-10-22 09:00:50,956 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 09:00:50" (3/3) ... [2019-10-22 09:00:50,957 INFO L371 chiAutomizerObserver]: Analyzing ICFG ex3a.c [2019-10-22 09:00:51,012 INFO L356 BuchiCegarLoop]: Interprodecural is true [2019-10-22 09:00:51,012 INFO L357 BuchiCegarLoop]: Hoare is false [2019-10-22 09:00:51,012 INFO L358 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2019-10-22 09:00:51,012 INFO L359 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-22 09:00:51,012 INFO L360 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-22 09:00:51,013 INFO L361 BuchiCegarLoop]: Difference is false [2019-10-22 09:00:51,013 INFO L362 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-22 09:00:51,014 INFO L365 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2019-10-22 09:00:51,028 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 6 states. [2019-10-22 09:00:51,052 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2019-10-22 09:00:51,052 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-10-22 09:00:51,052 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-10-22 09:00:51,059 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1] [2019-10-22 09:00:51,059 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1] [2019-10-22 09:00:51,059 INFO L424 BuchiCegarLoop]: ======== Iteration 1============ [2019-10-22 09:00:51,060 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 6 states. [2019-10-22 09:00:51,060 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2019-10-22 09:00:51,061 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-10-22 09:00:51,061 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-10-22 09:00:51,061 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1] [2019-10-22 09:00:51,062 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1] [2019-10-22 09:00:51,069 INFO L791 eck$LassoCheckResult]: Stem: 3#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_#t~nondet0, main_~c~0, main_~x~0;havoc main_~c~0;havoc main_~x~0;main_~x~0 := main_#t~nondet0;havoc main_#t~nondet0;main_~c~0 := 0; 5#L9-2true [2019-10-22 09:00:51,070 INFO L793 eck$LassoCheckResult]: Loop: 5#L9-2true assume !!(main_~x~0 > 1 && main_~x~0 < 100);main_~x~0 := main_~x~0 * main_~x~0;main_~c~0 := 1 + main_~c~0; 5#L9-2true [2019-10-22 09:00:51,075 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 09:00:51,076 INFO L82 PathProgramCache]: Analyzing trace with hash 32, now seen corresponding path program 1 times [2019-10-22 09:00:51,082 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 09:00:51,082 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [700872747] [2019-10-22 09:00:51,082 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:00:51,082 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:00:51,083 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 09:00:51,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 09:00:51,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 09:00:51,152 INFO L168 tionRefinementEngine]: Strategy CAMEL found a feasible trace [2019-10-22 09:00:51,153 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 09:00:51,154 INFO L82 PathProgramCache]: Analyzing trace with hash 41, now seen corresponding path program 1 times [2019-10-22 09:00:51,154 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 09:00:51,154 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1524140066] [2019-10-22 09:00:51,154 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:00:51,154 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:00:51,155 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 09:00:51,159 ERROR L273 tionRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2019-10-22 09:00:51,159 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1619953592] [2019-10-22 09:00:51,160 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_38e9d788-3248-4028-b036-b1cebce3cf04/bin/uautomizer/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-22 09:00:51,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 09:00:51,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 09:00:51,199 INFO L168 tionRefinementEngine]: Strategy CAMEL found a feasible trace [2019-10-22 09:00:51,200 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 09:00:51,201 INFO L82 PathProgramCache]: Analyzing trace with hash 1002, now seen corresponding path program 1 times [2019-10-22 09:00:51,201 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 09:00:51,201 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [353094808] [2019-10-22 09:00:51,201 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:00:51,201 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:00:51,201 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 09:00:51,205 ERROR L273 tionRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2019-10-22 09:00:51,205 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1344913007] [2019-10-22 09:00:51,205 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_38e9d788-3248-4028-b036-b1cebce3cf04/bin/uautomizer/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-22 09:00:51,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 09:00:51,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 09:00:51,259 INFO L168 tionRefinementEngine]: Strategy CAMEL found a feasible trace [2019-10-22 09:00:51,328 INFO L210 LassoAnalysis]: Preferences: [2019-10-22 09:00:51,329 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-10-22 09:00:51,329 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-10-22 09:00:51,329 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-10-22 09:00:51,329 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2019-10-22 09:00:51,329 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-10-22 09:00:51,330 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-10-22 09:00:51,330 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-10-22 09:00:51,330 INFO L131 ssoRankerPreferences]: Filename of dumped script: ex3a.c_Iteration1_Loop [2019-10-22 09:00:51,330 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-10-22 09:00:51,330 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-10-22 09:00:51,348 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 09:00:51,362 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 09:00:51,367 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 09:00:51,371 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 09:00:51,452 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-10-22 09:00:51,452 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_38e9d788-3248-4028-b036-b1cebce3cf04/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) Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-10-22 09:00:51,459 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-10-22 09:00:51,459 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-10-22 09:00:51,467 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-10-22 09:00:51,467 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~true_1=1} Honda state: {v_rep~unnamed0~0~true_1=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_38e9d788-3248-4028-b036-b1cebce3cf04/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) [2019-10-22 09:00:51,483 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-10-22 09:00:51,483 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 [2019-10-22 09:00:51,489 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-10-22 09:00:51,489 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~false_1=0} Honda state: {v_rep~unnamed0~0~false_1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_38e9d788-3248-4028-b036-b1cebce3cf04/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) [2019-10-22 09:00:51,496 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-10-22 09:00:51,497 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_38e9d788-3248-4028-b036-b1cebce3cf04/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) [2019-10-22 09:00:51,509 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-10-22 09:00:51,509 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 [2019-10-22 09:00:51,526 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-10-22 09:00:51,526 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~c~0=0} Honda state: {ULTIMATE.start_main_~c~0=0} Generalized eigenvectors: [{ULTIMATE.start_main_~c~0=-3}, {ULTIMATE.start_main_~c~0=2}, {ULTIMATE.start_main_~c~0=2}] Lambdas: [1, 0, 1] Nus: [0, 1] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_38e9d788-3248-4028-b036-b1cebce3cf04/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) [2019-10-22 09:00:51,535 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-10-22 09:00:51,535 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 No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_38e9d788-3248-4028-b036-b1cebce3cf04/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) [2019-10-22 09:00:51,547 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-10-22 09:00:51,548 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-10-22 09:00:51,559 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2019-10-22 09:00:51,562 INFO L210 LassoAnalysis]: Preferences: [2019-10-22 09:00:51,562 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-10-22 09:00:51,562 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-10-22 09:00:51,562 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-10-22 09:00:51,562 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2019-10-22 09:00:51,562 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-10-22 09:00:51,562 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-10-22 09:00:51,563 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-10-22 09:00:51,563 INFO L131 ssoRankerPreferences]: Filename of dumped script: ex3a.c_Iteration1_Loop [2019-10-22 09:00:51,563 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-10-22 09:00:51,563 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-10-22 09:00:51,564 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 09:00:51,572 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 09:00:51,576 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 09:00:51,583 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 09:00:51,649 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-10-22 09:00:51,654 INFO L489 LassoAnalysis]: Using template 'affine'. [2019-10-22 09:00:51,656 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 [2019-10-22 09:00:51,657 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:00:51,658 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:51,658 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:51,658 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 09:00:51,662 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-10-22 09:00:51,662 INFO L401 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-10-22 09:00:51,674 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:51,675 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 [2019-10-22 09:00:51,675 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:00:51,676 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:51,676 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:51,676 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 09:00:51,678 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-10-22 09:00:51,678 INFO L401 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-10-22 09:00:51,693 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:51,693 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 [2019-10-22 09:00:51,694 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:00:51,694 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:51,694 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:51,695 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:51,695 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 09:00:51,695 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-10-22 09:00:51,695 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:51,698 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:51,698 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 [2019-10-22 09:00:51,699 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:00:51,699 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:51,699 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:51,699 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:51,700 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 09:00:51,700 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-10-22 09:00:51,700 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:51,706 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:51,708 INFO L489 LassoAnalysis]: Using template '2-nested'. [2019-10-22 09:00:51,709 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 [2019-10-22 09:00:51,709 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:00:51,710 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:51,710 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:51,710 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 09:00:51,713 INFO L400 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-10-22 09:00:51,713 INFO L401 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-10-22 09:00:51,724 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:51,730 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 [2019-10-22 09:00:51,731 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:00:51,732 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:51,732 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:51,732 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 09:00:51,734 INFO L400 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-10-22 09:00:51,735 INFO L401 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-10-22 09:00:51,744 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:51,744 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 [2019-10-22 09:00:51,745 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:00:51,745 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:51,745 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:51,745 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:51,745 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 09:00:51,746 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-10-22 09:00:51,746 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:51,751 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:51,752 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 [2019-10-22 09:00:51,753 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:00:51,753 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:51,753 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:51,753 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:51,753 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 09:00:51,754 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-10-22 09:00:51,754 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:51,760 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:51,760 INFO L489 LassoAnalysis]: Using template '3-nested'. [2019-10-22 09:00:51,760 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 [2019-10-22 09:00:51,761 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:00:51,761 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:51,761 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:51,762 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 09:00:51,764 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-10-22 09:00:51,765 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-10-22 09:00:51,771 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:51,772 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 [2019-10-22 09:00:51,773 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:00:51,773 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:51,773 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:51,773 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 09:00:51,776 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-10-22 09:00:51,776 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-10-22 09:00:51,788 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:51,788 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 [2019-10-22 09:00:51,789 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:00:51,789 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:51,789 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:51,789 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:51,790 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 09:00:51,790 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 09:00:51,791 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:51,797 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:51,797 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 [2019-10-22 09:00:51,798 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:00:51,801 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:51,801 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:51,802 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:51,802 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 09:00:51,803 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 09:00:51,803 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:51,812 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:51,812 INFO L489 LassoAnalysis]: Using template '4-nested'. [2019-10-22 09:00:51,812 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 [2019-10-22 09:00:51,813 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:00:51,813 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:51,814 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:51,814 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 09:00:51,820 INFO L400 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-10-22 09:00:51,820 INFO L401 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-10-22 09:00:51,836 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:51,836 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 [2019-10-22 09:00:51,837 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:00:51,837 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:51,837 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:51,837 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 09:00:51,843 INFO L400 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-10-22 09:00:51,844 INFO L401 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-10-22 09:00:51,864 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:51,866 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 [2019-10-22 09:00:51,868 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:00:51,869 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:51,869 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:51,869 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:51,870 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 09:00:51,870 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-10-22 09:00:51,870 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:51,877 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:51,879 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 [2019-10-22 09:00:51,881 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:00:51,881 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:51,882 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:51,882 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:51,888 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 09:00:51,889 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-10-22 09:00:51,889 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:51,900 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:51,900 INFO L489 LassoAnalysis]: Using template '2-phase'. [2019-10-22 09:00:51,900 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 [2019-10-22 09:00:51,901 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:51,901 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 09:00:51,901 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:51,902 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:51,902 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 09:00:51,904 INFO L400 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-10-22 09:00:51,904 INFO L401 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-10-22 09:00:51,911 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:51,911 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 [2019-10-22 09:00:51,912 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:51,913 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 09:00:51,913 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:51,913 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:51,913 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 09:00:51,915 INFO L400 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-10-22 09:00:51,915 INFO L401 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-10-22 09:00:51,923 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:51,924 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 [2019-10-22 09:00:51,925 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:51,925 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 09:00:51,925 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:51,925 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:51,925 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:51,925 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 09:00:51,926 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-10-22 09:00:51,927 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:51,940 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:51,940 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 [2019-10-22 09:00:51,941 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:51,941 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 09:00:51,941 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:51,941 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:51,941 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:51,942 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 09:00:51,943 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-10-22 09:00:51,943 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:51,950 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:51,950 INFO L489 LassoAnalysis]: Using template '3-phase'. [2019-10-22 09:00:51,951 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 [2019-10-22 09:00:51,952 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:51,952 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-10-22 09:00:51,952 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:51,952 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:51,952 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 09:00:51,955 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-10-22 09:00:51,955 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-10-22 09:00:51,963 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:51,970 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 [2019-10-22 09:00:51,972 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:51,972 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-10-22 09:00:51,972 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:51,972 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:51,972 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 09:00:51,977 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-10-22 09:00:51,978 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-10-22 09:00:52,006 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:52,007 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 [2019-10-22 09:00:52,008 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:52,008 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-10-22 09:00:52,009 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:52,009 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:52,009 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:52,009 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 09:00:52,019 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 09:00:52,019 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:52,057 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:52,063 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 [2019-10-22 09:00:52,064 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:52,064 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-10-22 09:00:52,064 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:52,064 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:52,065 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:52,065 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 09:00:52,066 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 09:00:52,074 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:52,083 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:52,086 INFO L489 LassoAnalysis]: Using template '4-phase'. [2019-10-22 09:00:52,088 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 [2019-10-22 09:00:52,089 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:52,089 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 09:00:52,090 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:52,090 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:52,090 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 09:00:52,097 INFO L400 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-10-22 09:00:52,098 INFO L401 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-10-22 09:00:52,116 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:52,118 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 [2019-10-22 09:00:52,120 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:52,123 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 09:00:52,124 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:52,124 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:52,124 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 09:00:52,128 INFO L400 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-10-22 09:00:52,128 INFO L401 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-10-22 09:00:52,144 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:52,144 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 [2019-10-22 09:00:52,145 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:52,145 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 09:00:52,145 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:52,146 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:52,146 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:52,146 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 09:00:52,148 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-10-22 09:00:52,148 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:52,181 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:52,182 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 [2019-10-22 09:00:52,183 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:52,183 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 09:00:52,183 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:52,183 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:52,184 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:52,184 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 09:00:52,185 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-10-22 09:00:52,185 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:52,194 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:52,194 INFO L489 LassoAnalysis]: Using template '2-lex'. [2019-10-22 09:00:52,195 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 [2019-10-22 09:00:52,195 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:52,195 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 09:00:52,196 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:52,196 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:52,196 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 09:00:52,197 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-10-22 09:00:52,197 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-10-22 09:00:52,202 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:52,202 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 [2019-10-22 09:00:52,203 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:52,203 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 09:00:52,204 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:52,204 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:52,204 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 09:00:52,205 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-10-22 09:00:52,205 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-10-22 09:00:52,216 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:52,217 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 [2019-10-22 09:00:52,217 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:52,218 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 09:00:52,218 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:52,218 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:52,218 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:52,219 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 09:00:52,219 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 09:00:52,219 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:52,224 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:52,230 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 [2019-10-22 09:00:52,230 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:52,231 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 09:00:52,231 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:52,231 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:52,231 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:52,231 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 09:00:52,232 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 09:00:52,232 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:52,238 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:52,242 INFO L489 LassoAnalysis]: Using template '3-lex'. [2019-10-22 09:00:52,243 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 [2019-10-22 09:00:52,247 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:52,248 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 09:00:52,248 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:52,248 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:52,248 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-10-22 09:00:52,250 INFO L400 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2019-10-22 09:00:52,250 INFO L401 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2019-10-22 09:00:52,261 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:52,261 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 [2019-10-22 09:00:52,262 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:52,263 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 09:00:52,264 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:52,264 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:52,264 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-10-22 09:00:52,266 INFO L400 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2019-10-22 09:00:52,266 INFO L401 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2019-10-22 09:00:52,277 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:52,279 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 [2019-10-22 09:00:52,279 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:52,280 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 09:00:52,280 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:52,280 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:52,280 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:52,280 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-10-22 09:00:52,281 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-10-22 09:00:52,281 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:52,300 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:52,300 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 [2019-10-22 09:00:52,301 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:52,301 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 09:00:52,301 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:52,302 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:52,302 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:52,302 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-10-22 09:00:52,303 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-10-22 09:00:52,304 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:52,318 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:52,330 INFO L210 LassoAnalysis]: Preferences: [2019-10-22 09:00:52,330 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-10-22 09:00:52,330 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-10-22 09:00:52,330 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-10-22 09:00:52,330 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2019-10-22 09:00:52,330 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-10-22 09:00:52,331 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-10-22 09:00:52,331 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-10-22 09:00:52,331 INFO L131 ssoRankerPreferences]: Filename of dumped script: ex3a.c_Iteration1_Lasso [2019-10-22 09:00:52,331 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-10-22 09:00:52,331 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-10-22 09:00:52,333 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 09:00:52,336 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 09:00:52,338 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 09:00:52,341 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 09:00:52,347 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 09:00:52,352 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 09:00:52,439 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-10-22 09:00:52,440 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_38e9d788-3248-4028-b036-b1cebce3cf04/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 [2019-10-22 09:00:52,450 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-10-22 09:00:52,451 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-10-22 09:00:52,454 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-10-22 09:00:52,455 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~false_3=0} Honda state: {v_rep~unnamed0~0~false_3=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_38e9d788-3248-4028-b036-b1cebce3cf04/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) Waiting until toolchain timeout for monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-10-22 09:00:52,463 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-10-22 09:00:52,463 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-10-22 09:00:52,469 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-10-22 09:00:52,470 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/working_dir_38e9d788-3248-4028-b036-b1cebce3cf04/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) Waiting until toolchain timeout for monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-10-22 09:00:52,476 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-10-22 09:00:52,476 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-10-22 09:00:52,479 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-10-22 09:00:52,479 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/working_dir_38e9d788-3248-4028-b036-b1cebce3cf04/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) Waiting until toolchain timeout for monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-10-22 09:00:52,485 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-10-22 09:00:52,485 INFO L160 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_38e9d788-3248-4028-b036-b1cebce3cf04/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) Waiting until toolchain timeout for monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-10-22 09:00:52,507 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-10-22 09:00:52,508 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-10-22 09:00:52,528 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-10-22 09:00:52,528 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~c~0=0} Honda state: {ULTIMATE.start_main_~c~0=0} Generalized eigenvectors: [{ULTIMATE.start_main_~c~0=-3}, {ULTIMATE.start_main_~c~0=2}, {ULTIMATE.start_main_~c~0=2}] Lambdas: [1, 0, 1] Nus: [0, 1] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_38e9d788-3248-4028-b036-b1cebce3cf04/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 [2019-10-22 09:00:52,539 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-10-22 09:00:52,540 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-10-22 09:00:52,544 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-10-22 09:00:52,544 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~true_3=1} Honda state: {v_rep~unnamed0~0~true_3=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_38e9d788-3248-4028-b036-b1cebce3cf04/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) [2019-10-22 09:00:52,552 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-10-22 09:00:52,552 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 16 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_38e9d788-3248-4028-b036-b1cebce3cf04/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) [2019-10-22 09:00:52,565 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-10-22 09:00:52,565 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 17 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-10-22 09:00:52,572 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2019-10-22 09:00:52,574 INFO L210 LassoAnalysis]: Preferences: [2019-10-22 09:00:52,574 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-10-22 09:00:52,575 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-10-22 09:00:52,575 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-10-22 09:00:52,575 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2019-10-22 09:00:52,575 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-10-22 09:00:52,575 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-10-22 09:00:52,575 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-10-22 09:00:52,575 INFO L131 ssoRankerPreferences]: Filename of dumped script: ex3a.c_Iteration1_Lasso [2019-10-22 09:00:52,575 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-10-22 09:00:52,575 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-10-22 09:00:52,577 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 09:00:52,590 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 09:00:52,597 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 09:00:52,599 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 09:00:52,601 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 09:00:52,604 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 09:00:52,675 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-10-22 09:00:52,675 INFO L489 LassoAnalysis]: Using template 'affine'. [2019-10-22 09:00:52,676 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 [2019-10-22 09:00:52,676 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:00:52,677 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:52,677 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:52,677 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 09:00:52,678 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-10-22 09:00:52,678 INFO L401 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-10-22 09:00:52,680 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:52,683 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 [2019-10-22 09:00:52,684 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:00:52,689 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:52,689 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:52,689 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 09:00:52,690 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-10-22 09:00:52,690 INFO L401 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-10-22 09:00:52,700 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:52,701 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 [2019-10-22 09:00:52,701 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:00:52,702 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:52,702 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:52,702 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:52,702 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 09:00:52,702 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-10-22 09:00:52,702 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:52,703 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:52,703 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 [2019-10-22 09:00:52,704 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:00:52,704 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:52,704 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:52,704 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:52,704 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 09:00:52,704 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-10-22 09:00:52,705 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:52,705 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:52,705 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 [2019-10-22 09:00:52,706 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:00:52,706 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:52,706 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:52,714 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 09:00:52,715 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-10-22 09:00:52,715 INFO L401 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-10-22 09:00:52,717 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:52,718 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 [2019-10-22 09:00:52,722 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:00:52,723 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:52,723 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:52,723 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:52,723 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 09:00:52,724 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-10-22 09:00:52,724 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:52,725 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:52,725 INFO L489 LassoAnalysis]: Using template '2-nested'. [2019-10-22 09:00:52,726 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 [2019-10-22 09:00:52,732 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:00:52,732 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:52,733 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:52,733 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 09:00:52,734 INFO L400 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-10-22 09:00:52,734 INFO L401 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-10-22 09:00:52,735 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:52,736 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 [2019-10-22 09:00:52,736 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:00:52,736 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:52,736 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:52,737 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 09:00:52,737 INFO L400 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-10-22 09:00:52,738 INFO L401 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-10-22 09:00:52,746 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:52,747 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 [2019-10-22 09:00:52,748 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:00:52,749 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:52,749 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:52,749 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:52,749 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 09:00:52,749 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-10-22 09:00:52,750 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:52,750 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:52,750 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 [2019-10-22 09:00:52,751 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:00:52,751 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:52,751 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:52,751 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:52,752 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 09:00:52,752 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-10-22 09:00:52,752 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:52,753 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:52,753 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 [2019-10-22 09:00:52,754 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:00:52,755 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:52,755 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:52,756 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 09:00:52,757 INFO L400 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-10-22 09:00:52,757 INFO L401 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-10-22 09:00:52,759 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:52,761 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 [2019-10-22 09:00:52,762 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:00:52,762 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:52,762 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:52,762 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:52,762 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 09:00:52,763 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-10-22 09:00:52,763 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:52,765 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:52,765 INFO L489 LassoAnalysis]: Using template '3-nested'. [2019-10-22 09:00:52,766 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 [2019-10-22 09:00:52,766 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:00:52,766 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:52,767 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:52,767 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 09:00:52,768 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-10-22 09:00:52,769 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-10-22 09:00:52,771 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:52,772 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 [2019-10-22 09:00:52,774 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:00:52,774 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:52,775 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:52,775 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 09:00:52,776 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-10-22 09:00:52,777 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-10-22 09:00:52,789 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:52,791 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 [2019-10-22 09:00:52,791 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:00:52,792 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:52,792 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:52,792 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:52,792 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 09:00:52,792 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 09:00:52,793 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:52,793 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:52,793 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 [2019-10-22 09:00:52,794 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:00:52,794 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:52,795 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:52,795 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:52,795 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 09:00:52,795 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 09:00:52,796 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:52,796 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:52,796 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 [2019-10-22 09:00:52,797 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:00:52,797 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:52,797 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:52,797 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 09:00:52,805 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-10-22 09:00:52,805 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-10-22 09:00:52,808 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:52,810 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 [2019-10-22 09:00:52,810 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:00:52,811 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:52,811 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:52,811 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:52,811 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 09:00:52,812 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 09:00:52,812 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:52,814 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:52,814 INFO L489 LassoAnalysis]: Using template '4-nested'. [2019-10-22 09:00:52,814 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 [2019-10-22 09:00:52,817 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:00:52,817 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:52,817 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:52,817 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 09:00:52,819 INFO L400 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-10-22 09:00:52,819 INFO L401 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-10-22 09:00:52,821 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:52,822 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 [2019-10-22 09:00:52,823 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:00:52,823 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:52,824 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:52,824 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 09:00:52,825 INFO L400 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-10-22 09:00:52,827 INFO L401 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-10-22 09:00:52,837 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:52,840 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 [2019-10-22 09:00:52,840 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:00:52,841 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:52,841 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:52,841 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:52,841 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 09:00:52,841 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-10-22 09:00:52,841 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:52,842 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:52,842 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 [2019-10-22 09:00:52,843 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:00:52,843 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:52,843 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:52,843 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:52,843 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 09:00:52,844 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-10-22 09:00:52,844 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:52,844 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:52,845 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 [2019-10-22 09:00:52,845 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:00:52,845 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:52,846 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:52,846 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 09:00:52,849 INFO L400 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-10-22 09:00:52,849 INFO L401 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-10-22 09:00:52,853 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:52,853 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 [2019-10-22 09:00:52,855 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:00:52,855 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:52,855 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:52,856 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:52,856 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 09:00:52,856 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-10-22 09:00:52,857 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:52,859 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:52,860 INFO L489 LassoAnalysis]: Using template '2-phase'. [2019-10-22 09:00:52,861 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 [2019-10-22 09:00:52,862 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:52,863 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 09:00:52,863 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:52,863 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:52,863 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 09:00:52,865 INFO L400 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-10-22 09:00:52,865 INFO L401 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-10-22 09:00:52,868 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:52,869 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 [2019-10-22 09:00:52,870 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:52,870 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 09:00:52,870 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:52,870 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:52,871 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 09:00:52,872 INFO L400 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-10-22 09:00:52,872 INFO L401 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-10-22 09:00:52,934 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:52,947 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 [2019-10-22 09:00:52,948 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:52,948 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 09:00:52,948 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:52,948 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:52,948 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:52,948 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 09:00:52,949 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-10-22 09:00:52,949 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:52,949 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:52,949 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 [2019-10-22 09:00:52,950 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:52,950 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 09:00:52,950 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:52,951 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:52,951 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:52,951 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 09:00:52,951 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-10-22 09:00:52,951 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:52,952 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:52,952 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 [2019-10-22 09:00:52,952 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:52,953 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 09:00:52,953 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:52,953 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:52,953 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 09:00:52,954 INFO L400 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-10-22 09:00:52,954 INFO L401 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-10-22 09:00:52,958 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:52,960 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 [2019-10-22 09:00:52,962 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:52,962 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 09:00:52,962 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:52,962 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:52,962 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:52,962 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 09:00:52,963 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-10-22 09:00:52,963 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:52,966 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:52,966 INFO L489 LassoAnalysis]: Using template '3-phase'. [2019-10-22 09:00:52,966 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 [2019-10-22 09:00:52,968 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:52,968 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-10-22 09:00:52,969 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:52,969 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:52,969 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 09:00:52,970 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-10-22 09:00:52,970 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-10-22 09:00:52,973 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:52,973 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 [2019-10-22 09:00:52,974 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:52,974 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-10-22 09:00:52,974 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:52,975 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:52,975 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 09:00:52,976 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-10-22 09:00:52,977 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-10-22 09:00:53,019 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:53,020 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 [2019-10-22 09:00:53,020 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:53,020 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-10-22 09:00:53,020 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:53,020 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:53,021 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:53,021 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 09:00:53,021 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 09:00:53,021 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:53,022 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:53,023 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 [2019-10-22 09:00:53,023 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:53,023 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-10-22 09:00:53,023 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:53,024 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:53,024 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:53,024 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 09:00:53,024 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 09:00:53,024 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:53,025 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:53,026 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 [2019-10-22 09:00:53,027 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:53,027 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-10-22 09:00:53,027 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:53,027 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:53,027 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 09:00:53,028 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-10-22 09:00:53,029 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-10-22 09:00:53,033 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:53,033 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 [2019-10-22 09:00:53,035 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:53,035 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-10-22 09:00:53,035 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:53,035 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:53,035 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:53,035 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 09:00:53,036 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 09:00:53,036 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:53,040 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:53,040 INFO L489 LassoAnalysis]: Using template '4-phase'. [2019-10-22 09:00:53,041 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 [2019-10-22 09:00:53,045 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:53,046 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 09:00:53,046 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:53,046 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:53,046 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 09:00:53,048 INFO L400 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-10-22 09:00:53,048 INFO L401 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-10-22 09:00:53,053 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:53,054 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 [2019-10-22 09:00:53,054 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:53,055 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 09:00:53,055 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:53,055 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:53,055 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 09:00:53,057 INFO L400 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-10-22 09:00:53,057 INFO L401 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-10-22 09:00:53,103 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:53,105 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 [2019-10-22 09:00:53,105 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:53,106 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 09:00:53,106 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:53,106 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:53,106 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:53,106 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 09:00:53,107 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-10-22 09:00:53,107 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:53,108 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:53,108 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 [2019-10-22 09:00:53,109 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:53,109 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 09:00:53,109 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:53,109 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:53,110 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:53,110 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 09:00:53,113 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-10-22 09:00:53,113 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:53,113 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:53,114 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 [2019-10-22 09:00:53,114 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:53,115 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 09:00:53,115 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:53,115 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:53,115 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 09:00:53,117 INFO L400 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-10-22 09:00:53,117 INFO L401 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-10-22 09:00:53,124 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:53,125 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 [2019-10-22 09:00:53,126 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:53,127 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 09:00:53,127 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:53,127 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:53,127 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:53,127 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 09:00:53,129 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-10-22 09:00:53,129 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:53,135 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:53,136 INFO L489 LassoAnalysis]: Using template '2-lex'. [2019-10-22 09:00:53,137 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 [2019-10-22 09:00:53,137 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:53,137 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 09:00:53,137 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:53,138 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:53,138 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 09:00:53,139 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-10-22 09:00:53,139 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-10-22 09:00:53,141 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:53,142 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 [2019-10-22 09:00:53,142 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:53,143 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 09:00:53,143 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:53,143 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:53,143 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 09:00:53,144 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-10-22 09:00:53,148 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-10-22 09:00:53,167 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:53,167 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 [2019-10-22 09:00:53,168 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:53,168 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 09:00:53,168 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:53,168 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:53,168 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:53,168 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 09:00:53,168 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 09:00:53,169 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:53,169 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:53,170 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 [2019-10-22 09:00:53,174 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:53,174 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 09:00:53,174 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:53,175 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:53,175 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:53,175 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 09:00:53,175 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 09:00:53,175 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:53,176 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:53,177 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 [2019-10-22 09:00:53,177 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:53,178 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 09:00:53,178 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:53,178 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:53,178 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 09:00:53,179 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-10-22 09:00:53,179 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-10-22 09:00:53,182 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:53,183 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 [2019-10-22 09:00:53,185 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:53,185 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 09:00:53,187 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:53,187 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:53,187 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:53,187 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 09:00:53,188 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 09:00:53,188 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:53,191 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:53,191 INFO L489 LassoAnalysis]: Using template '3-lex'. [2019-10-22 09:00:53,192 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 [2019-10-22 09:00:53,192 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:53,192 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 09:00:53,193 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:53,193 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:53,194 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-10-22 09:00:53,195 INFO L400 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2019-10-22 09:00:53,195 INFO L401 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2019-10-22 09:00:53,198 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:53,199 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 [2019-10-22 09:00:53,199 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:53,200 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 09:00:53,200 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:53,200 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:53,200 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-10-22 09:00:53,202 INFO L400 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2019-10-22 09:00:53,202 INFO L401 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2019-10-22 09:00:53,244 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:53,244 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 [2019-10-22 09:00:53,245 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:53,245 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 09:00:53,245 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:53,245 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:53,245 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:53,245 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-10-22 09:00:53,246 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-10-22 09:00:53,246 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:53,247 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:53,248 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 [2019-10-22 09:00:53,248 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:53,248 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 09:00:53,248 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:53,248 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:53,249 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:53,249 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-10-22 09:00:53,249 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-10-22 09:00:53,249 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:53,251 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:53,251 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 [2019-10-22 09:00:53,251 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:53,252 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 09:00:53,252 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:53,252 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:53,252 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-10-22 09:00:53,253 INFO L400 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2019-10-22 09:00:53,253 INFO L401 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2019-10-22 09:00:53,257 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:53,258 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 [2019-10-22 09:00:53,258 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:53,258 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 09:00:53,259 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:53,259 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:53,259 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:53,259 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-10-22 09:00:53,260 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-10-22 09:00:53,260 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:53,267 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:53,268 INFO L470 BuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2019-10-22 09:00:53,268 INFO L791 eck$LassoCheckResult]: Stem: 3#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_#t~nondet0, main_~c~0, main_~x~0;havoc main_~c~0;havoc main_~x~0;main_~x~0 := main_#t~nondet0;havoc main_#t~nondet0;main_~c~0 := 0; 5#L9-2true assume !!(main_~x~0 > 1 && main_~x~0 < 100);main_~x~0 := main_~x~0 * main_~x~0;main_~c~0 := 1 + main_~c~0; 5#L9-2true [2019-10-22 09:00:53,268 INFO L793 eck$LassoCheckResult]: Loop: 5#L9-2true assume !!(main_~x~0 > 1 && main_~x~0 < 100);main_~x~0 := main_~x~0 * main_~x~0;main_~c~0 := 1 + main_~c~0; 5#L9-2true [2019-10-22 09:00:53,268 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 09:00:53,269 INFO L82 PathProgramCache]: Analyzing trace with hash 1002, now seen corresponding path program 2 times [2019-10-22 09:00:53,269 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 09:00:53,269 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2116533141] [2019-10-22 09:00:53,269 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:00:53,269 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:00:53,269 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 09:00:53,272 ERROR L273 tionRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2019-10-22 09:00:53,272 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2000946872] [2019-10-22 09:00:53,272 INFO L92 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_38e9d788-3248-4028-b036-b1cebce3cf04/bin/uautomizer/z3 Starting monitored process 18 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 18 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-22 09:00:53,310 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2019-10-22 09:00:53,311 INFO L250 tOrderPrioritization]: Conjunction of SSA is sat [2019-10-22 09:00:53,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 09:00:53,316 INFO L168 tionRefinementEngine]: Strategy CAMEL found a feasible trace [2019-10-22 09:00:53,316 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 09:00:53,316 INFO L82 PathProgramCache]: Analyzing trace with hash 41, now seen corresponding path program 2 times [2019-10-22 09:00:53,317 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 09:00:53,317 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1243995692] [2019-10-22 09:00:53,317 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:00:53,317 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:00:53,317 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 09:00:53,319 ERROR L273 tionRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2019-10-22 09:00:53,319 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [18886815] [2019-10-22 09:00:53,319 INFO L92 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_38e9d788-3248-4028-b036-b1cebce3cf04/bin/uautomizer/z3 Starting monitored process 19 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 19 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-22 09:00:53,348 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2019-10-22 09:00:53,348 INFO L250 tOrderPrioritization]: Conjunction of SSA is sat [2019-10-22 09:00:53,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 09:00:53,350 INFO L168 tionRefinementEngine]: Strategy CAMEL found a feasible trace [2019-10-22 09:00:53,351 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 09:00:53,351 INFO L82 PathProgramCache]: Analyzing trace with hash 31072, now seen corresponding path program 3 times [2019-10-22 09:00:53,351 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 09:00:53,351 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2089155909] [2019-10-22 09:00:53,351 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:00:53,351 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:00:53,351 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 09:00:53,353 ERROR L273 tionRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2019-10-22 09:00:53,353 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [374696677] [2019-10-22 09:00:53,354 INFO L92 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_38e9d788-3248-4028-b036-b1cebce3cf04/bin/uautomizer/z3 Starting monitored process 20 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 20 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-22 09:00:53,380 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2019-10-22 09:00:53,381 INFO L250 tOrderPrioritization]: Conjunction of SSA is sat [2019-10-22 09:00:53,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 09:00:53,386 INFO L168 tionRefinementEngine]: Strategy CAMEL found a feasible trace [2019-10-22 09:00:53,402 INFO L210 LassoAnalysis]: Preferences: [2019-10-22 09:00:53,402 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-10-22 09:00:53,402 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-10-22 09:00:53,402 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-10-22 09:00:53,402 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2019-10-22 09:00:53,402 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-10-22 09:00:53,402 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-10-22 09:00:53,402 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-10-22 09:00:53,403 INFO L131 ssoRankerPreferences]: Filename of dumped script: ex3a.c_Iteration1_Loop [2019-10-22 09:00:53,403 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-10-22 09:00:53,403 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-10-22 09:00:53,404 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 09:00:53,413 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 09:00:53,416 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 09:00:53,419 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 09:00:53,469 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-10-22 09:00:53,469 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_38e9d788-3248-4028-b036-b1cebce3cf04/bin/uautomizer/z3 Starting monitored process 21 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 21 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-10-22 09:00:53,473 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-10-22 09:00:53,473 INFO L160 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_38e9d788-3248-4028-b036-b1cebce3cf04/bin/uautomizer/z3 Starting monitored process 22 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 22 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-10-22 09:00:53,480 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-10-22 09:00:53,480 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-10-22 09:00:53,483 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2019-10-22 09:00:53,487 INFO L210 LassoAnalysis]: Preferences: [2019-10-22 09:00:53,487 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-10-22 09:00:53,487 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-10-22 09:00:53,487 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-10-22 09:00:53,487 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2019-10-22 09:00:53,487 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-10-22 09:00:53,487 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-10-22 09:00:53,487 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-10-22 09:00:53,488 INFO L131 ssoRankerPreferences]: Filename of dumped script: ex3a.c_Iteration1_Loop [2019-10-22 09:00:53,488 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-10-22 09:00:53,488 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-10-22 09:00:53,489 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 09:00:53,501 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 09:00:53,504 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 09:00:53,507 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 09:00:53,557 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-10-22 09:00:53,558 INFO L489 LassoAnalysis]: Using template 'affine'. [2019-10-22 09:00:53,558 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 [2019-10-22 09:00:53,559 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:00:53,559 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:53,559 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:53,559 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:53,559 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 09:00:53,559 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-10-22 09:00:53,560 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:53,561 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:53,561 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 [2019-10-22 09:00:53,561 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:00:53,562 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:53,562 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:53,562 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 09:00:53,564 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-10-22 09:00:53,564 INFO L401 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-10-22 09:00:53,566 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:53,566 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 [2019-10-22 09:00:53,566 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:00:53,567 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:53,567 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:53,567 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:53,567 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 09:00:53,567 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-10-22 09:00:53,567 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:53,568 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:53,568 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 [2019-10-22 09:00:53,569 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:00:53,569 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:53,569 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:53,569 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 09:00:53,570 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-10-22 09:00:53,570 INFO L401 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-10-22 09:00:53,571 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:53,572 INFO L489 LassoAnalysis]: Using template '2-nested'. [2019-10-22 09:00:53,572 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 [2019-10-22 09:00:53,572 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:00:53,572 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:53,573 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:53,573 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:53,573 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 09:00:53,573 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-10-22 09:00:53,573 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:53,575 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:53,576 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 [2019-10-22 09:00:53,576 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:00:53,576 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:53,577 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:53,577 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 09:00:53,577 INFO L400 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-10-22 09:00:53,578 INFO L401 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-10-22 09:00:53,580 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:53,580 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 [2019-10-22 09:00:53,581 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:00:53,581 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:53,581 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:53,581 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:53,581 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 09:00:53,581 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-10-22 09:00:53,581 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:53,583 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:53,583 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 [2019-10-22 09:00:53,584 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:00:53,584 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:53,584 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:53,584 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 09:00:53,585 INFO L400 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-10-22 09:00:53,585 INFO L401 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-10-22 09:00:53,586 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:53,586 INFO L489 LassoAnalysis]: Using template '3-nested'. [2019-10-22 09:00:53,587 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 [2019-10-22 09:00:53,587 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:00:53,587 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:53,587 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:53,587 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:53,587 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 09:00:53,588 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 09:00:53,588 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:53,590 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:53,597 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 [2019-10-22 09:00:53,598 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:00:53,598 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:53,598 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:53,598 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 09:00:53,599 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-10-22 09:00:53,599 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-10-22 09:00:53,602 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:53,606 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 [2019-10-22 09:00:53,606 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:00:53,607 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:53,607 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:53,607 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:53,607 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 09:00:53,607 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 09:00:53,607 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:53,609 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:53,609 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 [2019-10-22 09:00:53,609 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:00:53,610 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:53,610 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:53,610 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 09:00:53,612 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-10-22 09:00:53,612 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-10-22 09:00:53,613 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:53,613 INFO L489 LassoAnalysis]: Using template '4-nested'. [2019-10-22 09:00:53,614 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 [2019-10-22 09:00:53,614 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:00:53,614 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:53,615 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:53,615 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:53,615 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 09:00:53,615 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-10-22 09:00:53,615 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:53,617 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:53,617 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 [2019-10-22 09:00:53,618 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:00:53,618 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:53,618 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:53,618 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 09:00:53,619 INFO L400 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-10-22 09:00:53,619 INFO L401 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-10-22 09:00:53,622 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:53,623 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 [2019-10-22 09:00:53,623 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:00:53,623 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:53,623 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:53,624 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:53,624 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 09:00:53,624 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-10-22 09:00:53,624 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:53,626 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:53,626 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 [2019-10-22 09:00:53,627 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:00:53,628 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:53,628 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:53,628 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 09:00:53,629 INFO L400 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-10-22 09:00:53,629 INFO L401 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-10-22 09:00:53,631 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:53,631 INFO L489 LassoAnalysis]: Using template '2-phase'. [2019-10-22 09:00:53,632 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 [2019-10-22 09:00:53,633 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:53,634 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 09:00:53,634 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:53,634 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:53,634 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:53,634 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 09:00:53,635 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-10-22 09:00:53,635 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:53,637 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:53,637 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 [2019-10-22 09:00:53,638 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:53,639 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 09:00:53,639 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:53,639 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:53,639 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 09:00:53,640 INFO L400 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-10-22 09:00:53,640 INFO L401 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-10-22 09:00:53,643 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:53,644 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 [2019-10-22 09:00:53,645 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:53,645 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 09:00:53,645 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:53,645 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:53,645 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:53,645 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 09:00:53,646 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-10-22 09:00:53,646 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:53,649 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:53,650 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 [2019-10-22 09:00:53,650 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:53,650 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 09:00:53,650 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:53,650 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:53,650 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 09:00:53,651 INFO L400 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-10-22 09:00:53,651 INFO L401 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-10-22 09:00:53,653 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:53,654 INFO L489 LassoAnalysis]: Using template '3-phase'. [2019-10-22 09:00:53,654 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 [2019-10-22 09:00:53,655 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:53,655 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-10-22 09:00:53,655 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:53,655 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:53,655 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:53,655 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 09:00:53,656 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 09:00:53,656 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:53,659 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:53,660 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 [2019-10-22 09:00:53,660 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:53,660 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-10-22 09:00:53,661 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:53,661 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:53,661 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 09:00:53,662 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-10-22 09:00:53,662 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-10-22 09:00:53,677 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:53,678 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 [2019-10-22 09:00:53,678 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:53,678 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-10-22 09:00:53,679 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:53,679 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:53,679 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:53,679 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 09:00:53,680 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 09:00:53,680 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:53,690 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:53,690 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 [2019-10-22 09:00:53,691 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:53,691 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-10-22 09:00:53,691 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:53,691 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:53,691 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 09:00:53,693 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-10-22 09:00:53,693 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-10-22 09:00:53,696 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:53,696 INFO L489 LassoAnalysis]: Using template '4-phase'. [2019-10-22 09:00:53,696 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 [2019-10-22 09:00:53,697 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:53,697 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 09:00:53,697 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:53,697 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:53,697 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:53,697 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 09:00:53,699 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-10-22 09:00:53,699 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:53,704 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:53,704 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 [2019-10-22 09:00:53,706 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:53,706 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 09:00:53,707 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:53,707 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:53,707 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 09:00:53,709 INFO L400 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-10-22 09:00:53,709 INFO L401 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-10-22 09:00:53,714 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:53,719 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 [2019-10-22 09:00:53,720 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:53,720 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 09:00:53,720 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:53,720 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:53,720 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:53,720 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 09:00:53,721 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-10-22 09:00:53,721 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:53,733 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:53,738 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 [2019-10-22 09:00:53,739 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:53,741 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 09:00:53,741 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:53,742 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:53,742 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 09:00:53,744 INFO L400 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-10-22 09:00:53,744 INFO L401 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-10-22 09:00:53,752 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:53,752 INFO L489 LassoAnalysis]: Using template '2-lex'. [2019-10-22 09:00:53,752 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 [2019-10-22 09:00:53,753 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:53,754 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 09:00:53,754 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:53,754 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:53,754 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:53,754 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 09:00:53,755 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 09:00:53,755 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:53,757 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:53,757 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 [2019-10-22 09:00:53,758 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:53,758 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 09:00:53,758 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:53,758 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:53,758 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 09:00:53,759 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-10-22 09:00:53,760 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-10-22 09:00:53,762 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:53,764 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 [2019-10-22 09:00:53,765 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:53,765 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 09:00:53,765 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:53,765 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:53,765 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:53,765 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 09:00:53,766 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 09:00:53,766 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:53,768 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:53,769 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 [2019-10-22 09:00:53,770 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:53,771 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 09:00:53,771 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:53,771 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:53,771 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 09:00:53,772 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-10-22 09:00:53,772 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-10-22 09:00:53,775 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:53,775 INFO L489 LassoAnalysis]: Using template '3-lex'. [2019-10-22 09:00:53,775 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 [2019-10-22 09:00:53,776 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:53,776 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 09:00:53,776 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:53,776 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:53,776 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:53,776 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-10-22 09:00:53,777 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-10-22 09:00:53,777 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:53,787 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:53,791 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 [2019-10-22 09:00:53,792 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:53,792 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 09:00:53,792 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:53,792 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:53,792 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-10-22 09:00:53,794 INFO L400 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2019-10-22 09:00:53,795 INFO L401 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2019-10-22 09:00:53,800 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:53,801 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 [2019-10-22 09:00:53,801 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:53,801 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 09:00:53,802 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:53,802 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:53,802 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:53,802 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-10-22 09:00:53,803 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-10-22 09:00:53,803 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:53,810 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:53,811 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 [2019-10-22 09:00:53,812 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:53,812 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 09:00:53,812 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:53,812 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:53,813 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-10-22 09:00:53,814 INFO L400 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2019-10-22 09:00:53,814 INFO L401 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2019-10-22 09:00:53,819 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:53,849 INFO L210 LassoAnalysis]: Preferences: [2019-10-22 09:00:53,849 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-10-22 09:00:53,849 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-10-22 09:00:53,849 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-10-22 09:00:53,849 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2019-10-22 09:00:53,850 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-10-22 09:00:53,850 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-10-22 09:00:53,850 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-10-22 09:00:53,850 INFO L131 ssoRankerPreferences]: Filename of dumped script: ex3a.c_Iteration1_Lasso [2019-10-22 09:00:53,850 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-10-22 09:00:53,850 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-10-22 09:00:53,851 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 09:00:53,854 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 09:00:53,867 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 09:00:53,869 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 09:00:53,873 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 09:00:53,876 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 09:00:53,944 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-10-22 09:00:53,944 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_38e9d788-3248-4028-b036-b1cebce3cf04/bin/uautomizer/z3 Starting monitored process 23 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-10-22 09:00:53,949 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-10-22 09:00:53,950 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 23 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-10-22 09:00:53,953 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-10-22 09:00:53,953 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/working_dir_38e9d788-3248-4028-b036-b1cebce3cf04/bin/uautomizer/z3 Starting monitored process 24 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-10-22 09:00:53,962 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-10-22 09:00:53,962 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 24 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_38e9d788-3248-4028-b036-b1cebce3cf04/bin/uautomizer/z3 Starting monitored process 25 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-10-22 09:00:53,974 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-10-22 09:00:53,974 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 25 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-10-22 09:00:53,980 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2019-10-22 09:00:53,982 INFO L210 LassoAnalysis]: Preferences: [2019-10-22 09:00:53,982 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-10-22 09:00:53,983 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-10-22 09:00:53,983 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-10-22 09:00:53,983 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2019-10-22 09:00:53,983 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-10-22 09:00:53,983 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-10-22 09:00:53,983 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-10-22 09:00:53,983 INFO L131 ssoRankerPreferences]: Filename of dumped script: ex3a.c_Iteration1_Lasso [2019-10-22 09:00:53,983 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-10-22 09:00:53,983 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-10-22 09:00:53,985 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 09:00:53,989 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 09:00:53,992 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 09:00:53,997 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 09:00:54,000 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 09:00:54,016 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 09:00:54,084 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-10-22 09:00:54,085 INFO L489 LassoAnalysis]: Using template 'affine'. [2019-10-22 09:00:54,085 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 [2019-10-22 09:00:54,085 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:00:54,085 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:54,086 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:54,086 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:54,086 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 09:00:54,086 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-10-22 09:00:54,086 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:54,086 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:54,087 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 [2019-10-22 09:00:54,087 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:00:54,087 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:54,087 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:54,087 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:54,087 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 09:00:54,088 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-10-22 09:00:54,088 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:54,088 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:54,088 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 [2019-10-22 09:00:54,088 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:00:54,089 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:54,089 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:54,089 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 09:00:54,089 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-10-22 09:00:54,089 INFO L401 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-10-22 09:00:54,094 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:54,096 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 [2019-10-22 09:00:54,096 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:00:54,097 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:54,097 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:54,097 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 09:00:54,098 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-10-22 09:00:54,098 INFO L401 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-10-22 09:00:54,099 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:54,099 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 [2019-10-22 09:00:54,100 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:00:54,100 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:54,100 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:54,100 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 09:00:54,101 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-10-22 09:00:54,101 INFO L401 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-10-22 09:00:54,103 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:54,104 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 [2019-10-22 09:00:54,104 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:00:54,104 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:54,104 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:54,104 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 09:00:54,105 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-10-22 09:00:54,105 INFO L401 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-10-22 09:00:54,106 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:54,107 INFO L489 LassoAnalysis]: Using template '2-nested'. [2019-10-22 09:00:54,107 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 [2019-10-22 09:00:54,108 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:00:54,108 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:54,108 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:54,108 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:54,108 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 09:00:54,108 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-10-22 09:00:54,108 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:54,109 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:54,109 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 [2019-10-22 09:00:54,110 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:00:54,111 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:54,111 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:54,111 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:54,111 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 09:00:54,111 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-10-22 09:00:54,111 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:54,112 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:54,112 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 [2019-10-22 09:00:54,113 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:00:54,113 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:54,113 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:54,113 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 09:00:54,114 INFO L400 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-10-22 09:00:54,114 INFO L401 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-10-22 09:00:54,117 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:54,117 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 [2019-10-22 09:00:54,118 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:00:54,118 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:54,118 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:54,118 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 09:00:54,119 INFO L400 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-10-22 09:00:54,119 INFO L401 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-10-22 09:00:54,120 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:54,120 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 [2019-10-22 09:00:54,121 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:00:54,121 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:54,121 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:54,121 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 09:00:54,122 INFO L400 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-10-22 09:00:54,122 INFO L401 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-10-22 09:00:54,125 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:54,135 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 [2019-10-22 09:00:54,136 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:00:54,136 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:54,136 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:54,136 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 09:00:54,137 INFO L400 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-10-22 09:00:54,137 INFO L401 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-10-22 09:00:54,139 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:54,139 INFO L489 LassoAnalysis]: Using template '3-nested'. [2019-10-22 09:00:54,139 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 [2019-10-22 09:00:54,140 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:00:54,140 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:54,140 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:54,140 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:54,140 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 09:00:54,140 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 09:00:54,140 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:54,141 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:54,141 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 [2019-10-22 09:00:54,141 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:00:54,141 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:54,142 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:54,142 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:54,142 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 09:00:54,142 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 09:00:54,142 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:54,142 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:54,143 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 [2019-10-22 09:00:54,143 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:00:54,143 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:54,143 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:54,143 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 09:00:54,144 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-10-22 09:00:54,145 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-10-22 09:00:54,149 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:54,150 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 [2019-10-22 09:00:54,150 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:00:54,151 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:54,151 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:54,151 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 09:00:54,152 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-10-22 09:00:54,152 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-10-22 09:00:54,153 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:54,154 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 [2019-10-22 09:00:54,154 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:00:54,154 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:54,154 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:54,154 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 09:00:54,156 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-10-22 09:00:54,156 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-10-22 09:00:54,160 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:54,160 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 [2019-10-22 09:00:54,161 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:00:54,161 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:54,161 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:54,161 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 09:00:54,162 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-10-22 09:00:54,162 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-10-22 09:00:54,209 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:54,209 INFO L489 LassoAnalysis]: Using template '4-nested'. [2019-10-22 09:00:54,209 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 [2019-10-22 09:00:54,210 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:00:54,210 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:54,210 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:54,210 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:54,210 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 09:00:54,210 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-10-22 09:00:54,210 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:54,211 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:54,211 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 [2019-10-22 09:00:54,212 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:00:54,212 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:54,212 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:54,212 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:54,212 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 09:00:54,212 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-10-22 09:00:54,212 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:54,213 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:54,213 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 [2019-10-22 09:00:54,213 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:00:54,214 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:54,214 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:54,214 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 09:00:54,223 INFO L400 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-10-22 09:00:54,224 INFO L401 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-10-22 09:00:54,232 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:54,232 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 [2019-10-22 09:00:54,232 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:00:54,233 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:54,233 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:54,233 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 09:00:54,234 INFO L400 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-10-22 09:00:54,235 INFO L401 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-10-22 09:00:54,237 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:54,237 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 [2019-10-22 09:00:54,238 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:00:54,238 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:54,238 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:54,238 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 09:00:54,240 INFO L400 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-10-22 09:00:54,240 INFO L401 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-10-22 09:00:54,255 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:54,256 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 [2019-10-22 09:00:54,256 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:00:54,256 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:54,257 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:54,257 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 09:00:54,258 INFO L400 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-10-22 09:00:54,258 INFO L401 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-10-22 09:00:54,261 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:54,261 INFO L489 LassoAnalysis]: Using template '2-phase'. [2019-10-22 09:00:54,262 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 [2019-10-22 09:00:54,262 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:54,262 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 09:00:54,263 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:54,263 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:54,263 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:54,263 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 09:00:54,263 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-10-22 09:00:54,264 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:54,264 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:54,264 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 [2019-10-22 09:00:54,265 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:54,265 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 09:00:54,265 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:54,265 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:54,265 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:54,265 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 09:00:54,266 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-10-22 09:00:54,266 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:54,267 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:54,267 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 [2019-10-22 09:00:54,267 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:54,268 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 09:00:54,268 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:54,268 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:54,268 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 09:00:54,269 INFO L400 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-10-22 09:00:54,269 INFO L401 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-10-22 09:00:54,285 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:54,287 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 [2019-10-22 09:00:54,291 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:54,291 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 09:00:54,291 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:54,291 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:54,291 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 09:00:54,292 INFO L400 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-10-22 09:00:54,292 INFO L401 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-10-22 09:00:54,294 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:54,295 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 [2019-10-22 09:00:54,295 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:54,296 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 09:00:54,296 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:54,296 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:54,296 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 09:00:54,297 INFO L400 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-10-22 09:00:54,297 INFO L401 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-10-22 09:00:54,302 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:54,302 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 [2019-10-22 09:00:54,303 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:54,303 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 09:00:54,303 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:54,303 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:54,303 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 09:00:54,304 INFO L400 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-10-22 09:00:54,304 INFO L401 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-10-22 09:00:54,307 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:54,307 INFO L489 LassoAnalysis]: Using template '3-phase'. [2019-10-22 09:00:54,307 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 [2019-10-22 09:00:54,308 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:54,308 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-10-22 09:00:54,308 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:54,308 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:54,308 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:54,308 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 09:00:54,308 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 09:00:54,309 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:54,309 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:54,310 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 [2019-10-22 09:00:54,310 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:54,310 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-10-22 09:00:54,311 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:54,311 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:54,311 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:54,311 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 09:00:54,311 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 09:00:54,312 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:54,312 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:54,312 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 [2019-10-22 09:00:54,313 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:54,313 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-10-22 09:00:54,313 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:54,313 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:54,313 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 09:00:54,315 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-10-22 09:00:54,315 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-10-22 09:00:54,334 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:54,335 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 [2019-10-22 09:00:54,335 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:54,335 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-10-22 09:00:54,336 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:54,336 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:54,336 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 09:00:54,337 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-10-22 09:00:54,337 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-10-22 09:00:54,339 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:54,340 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 [2019-10-22 09:00:54,340 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:54,340 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-10-22 09:00:54,341 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:54,341 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:54,341 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 09:00:54,342 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-10-22 09:00:54,342 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-10-22 09:00:54,359 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:54,361 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 [2019-10-22 09:00:54,361 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:54,361 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-10-22 09:00:54,362 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:54,362 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:54,362 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 09:00:54,363 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-10-22 09:00:54,363 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-10-22 09:00:54,366 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:54,367 INFO L489 LassoAnalysis]: Using template '4-phase'. [2019-10-22 09:00:54,367 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 [2019-10-22 09:00:54,371 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:54,372 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 09:00:54,372 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:54,372 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:54,372 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:54,372 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 09:00:54,373 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-10-22 09:00:54,373 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:54,373 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:54,374 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 [2019-10-22 09:00:54,374 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:54,374 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 09:00:54,375 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:54,375 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:54,375 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:54,375 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 09:00:54,376 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-10-22 09:00:54,376 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:54,376 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:54,376 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 [2019-10-22 09:00:54,377 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:54,377 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 09:00:54,377 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:54,377 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:54,377 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 09:00:54,379 INFO L400 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-10-22 09:00:54,380 INFO L401 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-10-22 09:00:54,421 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:54,422 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 [2019-10-22 09:00:54,423 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:54,423 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 09:00:54,423 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:54,423 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:54,423 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 09:00:54,424 INFO L400 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-10-22 09:00:54,425 INFO L401 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-10-22 09:00:54,429 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:54,431 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 [2019-10-22 09:00:54,432 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:54,432 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 09:00:54,432 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:54,432 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:54,432 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 09:00:54,434 INFO L400 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-10-22 09:00:54,434 INFO L401 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-10-22 09:00:54,443 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:54,444 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 [2019-10-22 09:00:54,444 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:54,444 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 09:00:54,444 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:54,445 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:54,445 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 09:00:54,446 INFO L400 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-10-22 09:00:54,446 INFO L401 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-10-22 09:00:54,451 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:54,452 INFO L489 LassoAnalysis]: Using template '2-lex'. [2019-10-22 09:00:54,452 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 [2019-10-22 09:00:54,452 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:54,452 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 09:00:54,452 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:54,453 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:54,453 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:54,453 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 09:00:54,453 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 09:00:54,453 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:54,454 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:54,455 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 [2019-10-22 09:00:54,455 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:54,455 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 09:00:54,455 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:54,455 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:54,455 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:54,455 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 09:00:54,456 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 09:00:54,456 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:54,457 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:54,457 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 [2019-10-22 09:00:54,457 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:54,457 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 09:00:54,458 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:54,458 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:54,458 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 09:00:54,459 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-10-22 09:00:54,459 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-10-22 09:00:54,470 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:54,470 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 [2019-10-22 09:00:54,471 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:54,471 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 09:00:54,472 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:54,472 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:54,472 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 09:00:54,472 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-10-22 09:00:54,473 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-10-22 09:00:54,475 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:54,475 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 [2019-10-22 09:00:54,475 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:54,476 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 09:00:54,476 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:54,476 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:54,476 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 09:00:54,477 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-10-22 09:00:54,477 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-10-22 09:00:54,485 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:54,485 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 [2019-10-22 09:00:54,486 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:54,486 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 09:00:54,486 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:54,486 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:54,486 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 09:00:54,487 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-10-22 09:00:54,487 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-10-22 09:00:54,490 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:54,499 INFO L489 LassoAnalysis]: Using template '3-lex'. [2019-10-22 09:00:54,499 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 [2019-10-22 09:00:54,500 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:54,500 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 09:00:54,500 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:54,500 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:54,500 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:54,500 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-10-22 09:00:54,501 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-10-22 09:00:54,501 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:54,502 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:54,502 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 [2019-10-22 09:00:54,503 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:54,503 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 09:00:54,503 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:54,503 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:54,503 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:54,503 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-10-22 09:00:54,504 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-10-22 09:00:54,504 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:54,505 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:54,505 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 [2019-10-22 09:00:54,506 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:54,506 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 09:00:54,506 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:54,506 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:54,506 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-10-22 09:00:54,508 INFO L400 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2019-10-22 09:00:54,514 INFO L401 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2019-10-22 09:00:54,553 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:54,553 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 [2019-10-22 09:00:54,554 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:54,554 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 09:00:54,554 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:54,554 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:54,554 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-10-22 09:00:54,556 INFO L400 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2019-10-22 09:00:54,556 INFO L401 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2019-10-22 09:00:54,559 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:54,560 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 [2019-10-22 09:00:54,561 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:54,561 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 09:00:54,562 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:54,562 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:54,562 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-10-22 09:00:54,563 INFO L400 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2019-10-22 09:00:54,564 INFO L401 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2019-10-22 09:00:54,582 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:54,585 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 [2019-10-22 09:00:54,587 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:54,588 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 09:00:54,589 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:54,589 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:54,589 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-10-22 09:00:54,590 INFO L400 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2019-10-22 09:00:54,590 INFO L401 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2019-10-22 09:00:54,594 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:54,600 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 22.10 09:00:54 BoogieIcfgContainer [2019-10-22 09:00:54,601 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2019-10-22 09:00:54,602 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-10-22 09:00:54,602 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-10-22 09:00:54,602 INFO L275 PluginConnector]: Witness Printer initialized [2019-10-22 09:00:54,602 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 09:00:50" (3/4) ... [2019-10-22 09:00:54,605 INFO L140 WitnessPrinter]: No result that supports witness generation found [2019-10-22 09:00:54,605 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-10-22 09:00:54,609 INFO L168 Benchmark]: Toolchain (without parser) took 4204.94 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 208.7 MB). Free memory was 949.8 MB in the beginning and 1.1 GB in the end (delta: -128.6 MB). Peak memory consumption was 80.0 MB. Max. memory is 11.5 GB. [2019-10-22 09:00:54,610 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 967.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 09:00:54,611 INFO L168 Benchmark]: CACSL2BoogieTranslator took 301.97 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 127.4 MB). Free memory was 949.8 MB in the beginning and 1.1 GB in the end (delta: -172.3 MB). Peak memory consumption was 22.8 MB. Max. memory is 11.5 GB. [2019-10-22 09:00:54,612 INFO L168 Benchmark]: Boogie Procedure Inliner took 28.60 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. [2019-10-22 09:00:54,612 INFO L168 Benchmark]: Boogie Preprocessor took 15.83 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. [2019-10-22 09:00:54,613 INFO L168 Benchmark]: RCFGBuilder took 197.19 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: 17.0 MB). Peak memory consumption was 17.0 MB. Max. memory is 11.5 GB. [2019-10-22 09:00:54,614 INFO L168 Benchmark]: BuchiAutomizer took 3653.26 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 81.3 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 26.7 MB). Peak memory consumption was 257.4 MB. Max. memory is 11.5 GB. [2019-10-22 09:00:54,614 INFO L168 Benchmark]: Witness Printer took 3.90 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. [2019-10-22 09:00:54,616 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 967.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 301.97 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 127.4 MB). Free memory was 949.8 MB in the beginning and 1.1 GB in the end (delta: -172.3 MB). Peak memory consumption was 22.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 28.60 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 15.83 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 197.19 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: 17.0 MB). Peak memory consumption was 17.0 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 3653.26 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 81.3 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 26.7 MB). Peak memory consumption was 257.4 MB. Max. memory is 11.5 GB. * Witness Printer took 3.90 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. * 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 3.5s and 1 iterations. TraceHistogramMax:1. Analysis of lassos took 3.5s. Construction of modules took 0.0s. Büchi inclusion checks took 0.0s. Highest rank in rank-based complementation 0. Minimization of det autom 0. Minimization of nondet autom 0. Automata minimization No data available. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [0, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: No data available LassoAnalysisResults: nont0 unkn1 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: Lassos: inital25 mio100 ax152 hnf100 lsp48 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq148 hnf94 smp100 dnf100 smp100 tf105 neg100 sie121 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 3 Time: 8ms VariablesStem: 1 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 6 MotzkinApplications: 18 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 1 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 2 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s - 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_~c~0, main_~x~0;havoc main_~c~0;havoc main_~x~0;main_~x~0 := main_#t~nondet0;havoc main_#t~nondet0;main_~c~0 := 0;" "assume !!(main_~x~0 > 1 && main_~x~0 < 100);main_~x~0 := main_~x~0 * main_~x~0;main_~c~0 := 1 + main_~c~0;" Loop: "assume !!(main_~x~0 > 1 && main_~x~0 < 100);main_~x~0 := main_~x~0 * main_~x~0;main_~c~0 := 1 + main_~c~0;" RESULT: Ultimate could not prove your program: unable to determine termination Received shutdown request...